TQt4 port kchmviewer

This enables compilation under both Qt3 and Qt4


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/applications/kchmviewer@1234150 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

67 files changed, 1847 insertions, 1829 deletions

diff --git a/lib/kio-msits/msits.cpp b/lib/kio-msits/msits.cpp
index cf7cf27..bea4d79 100755
--- a/lib/kio-msits/msits.cpp
+++ b/lib/kio-msits/msits.cpp
@@ -29,9 +29,9 @@
 #include <kurl.h>
 #include <kmimemagic.h>
 
-#include <qfile.h>
-#include <qbitarray.h>
-#include <qvaluevector.h>
+#include <tqfile.h>
+#include <tqbitarray.h>
+#include <tqvaluevector.h>
 
 #include "msits.h"
 #include "libchmurlfactory.h"
@@ -60,7 +60,7 @@ extern "C"
     }
 }
 
-ProtocolMSITS::ProtocolMSITS (const QCString &pool_socket, const QCString &app_socket)
+ProtocolMSITS::ProtocolMSITS (const TQCString &pool_socket, const TQCString &app_socket)
 	: SlaveBase ("kio_msits", pool_socket, app_socket)
 {
 	m_chmFile = 0;
@@ -76,7 +76,7 @@ ProtocolMSITS::~ProtocolMSITS()
 }
 
 // A simple stat() wrapper
-static bool isDirectory ( const QString & filename )
+static bool isDirectory ( const TQString & filename )
 {
 	return filename[filename.length() - 1] == '/';
 }
@@ -84,9 +84,9 @@ static bool isDirectory ( const QString & filename )
 
 void ProtocolMSITS::get( const KURL& url )
 {
-	QString htmdata, fileName;
+	TQString htmdata, fileName;
 	chmUnitInfo ui;
-	QByteArray buf;
+	TQByteArray buf;
 
     kdDebug() << "kio_msits::get() " << url.path() << endl;
 
@@ -137,11 +137,11 @@ void ProtocolMSITS::get( const KURL& url )
 }
 
 
-bool ProtocolMSITS::parseLoadAndLookup ( const KURL& url, QString& abspath )
+bool ProtocolMSITS::parseLoadAndLookup ( const KURL& url, TQString& abspath )
 {
 	kdDebug() << "ProtocolMSITS::parseLoadAndLookup (const KURL&) " << url.path() << endl;
 
-	int pos = url.path().find ("::");
+	int pos = url.path().tqfind ("::");
 
 	if ( pos == -1 )
 	{
@@ -149,7 +149,7 @@ bool ProtocolMSITS::parseLoadAndLookup ( const KURL& url, QString& abspath )
 		return false;
 	}
 
-	QString filename = url.path().left (pos);
+	TQString filename = url.path().left (pos);
 	abspath = url.path().mid (pos + 2); // skip ::
 	
 	// Some buggy apps add ms-its:/ to the path as well
@@ -173,7 +173,7 @@ bool ProtocolMSITS::parseLoadAndLookup ( const KURL& url, QString& abspath )
 	// First try to open a temporary file
 	chmFile * tmpchm;
 
-	if ( (tmpchm = chm_open ( QFile::encodeName (filename))) == 0 )
+	if ( (tmpchm = chm_open ( TQFile::encodeName (filename))) == 0 )
 	{
 		error( KIO::ERR_COULD_NOT_READ, url.prettyURL() );
         return false;
@@ -193,7 +193,7 @@ bool ProtocolMSITS::parseLoadAndLookup ( const KURL& url, QString& abspath )
 /*
  * Shamelessly stolen from a KDE KIO tutorial
  */
-static void app_entry(UDSEntry& e, unsigned int uds, const QString& str)
+static void app_entry(UDSEntry& e, unsigned int uds, const TQString& str)
 {
 	UDSAtom a;
 	a.m_uds = uds;
@@ -212,7 +212,7 @@ static void app_entry(UDSEntry& e, unsigned int uds, const QString& str)
 
 // internal function
 // fills a directory item with its name and size
-static void app_dir(UDSEntry& e, const QString & name)
+static void app_dir(UDSEntry& e, const TQString & name)
 {
 	e.clear();
 	app_entry(e, KIO::UDS_NAME, name);
@@ -222,7 +222,7 @@ static void app_dir(UDSEntry& e, const QString & name)
 
 // internal function
 // fills a file item with its name and size
-static void app_file(UDSEntry& e, const QString & name, size_t size)
+static void app_file(UDSEntry& e, const TQString & name, size_t size)
 {
 	e.clear();
 	app_entry(e, KIO::UDS_NAME, name);
@@ -232,7 +232,7 @@ static void app_file(UDSEntry& e, const QString & name, size_t size)
 
 void ProtocolMSITS::stat (const KURL & url)
 {
-	QString fileName;
+	TQString fileName;
 	chmUnitInfo ui;
 
     kdDebug() << "kio_msits::stat (const KURL& url) " << url.path() << endl;
@@ -263,14 +263,14 @@ void ProtocolMSITS::stat (const KURL & url)
 // A local CHMLIB enumerator
 static int chmlib_enumerator (struct chmFile *, struct chmUnitInfo *ui, void *context)
 {
-	((QValueVector<QString> *) context)->push_back (QString::fromLocal8Bit (ui->path));
+	((TQValueVector<TQString> *) context)->push_back (TQString::fromLocal8Bit (ui->path));
 	return CHM_ENUMERATOR_CONTINUE;
 }
 
 
 void ProtocolMSITS::listDir (const KURL & url)
 {
-	QString filepath;
+	TQString filepath;
 
     kdDebug() << "kio_msits::listDir (const KURL& url) " << url.path() << endl;
 
@@ -287,7 +287,7 @@ void ProtocolMSITS::listDir (const KURL & url)
 
     kdDebug() << "kio_msits::listDir: enumerating directory " << filepath << endl;
 
-	QValueVector<QString> listing;
+	TQValueVector<TQString> listing;
 
 	if ( chm_enumerate_dir ( m_chmFile,
 							filepath.local8Bit(),
@@ -305,7 +305,7 @@ void ProtocolMSITS::listDir (const KURL & url)
 	for ( unsigned int i = 0; i < listing.size(); i++ )
 	{
 		// Strip the direcroty name
-		QString ename = listing[i].mid (striplength);
+		TQString ename = listing[i].mid (striplength);
 
 		if ( isDirectory ( ename ) )
 			app_dir(entry, ename);
diff --git a/lib/kio-msits/msits.h b/lib/kio-msits/msits.h
index 3de7719..abf1a3f 100755
--- a/lib/kio-msits/msits.h
+++ b/lib/kio-msits/msits.h
@@ -26,8 +26,8 @@
 #include <kio/slavebase.h>
 #include <kurl.h>
 
-#include <qstring.h>
-#include <qcstring.h>
+#include <tqstring.h>
+#include <tqcstring.h>
 
 #include "config.h"
 #include "chm_lib.h"
@@ -36,7 +36,7 @@
 class ProtocolMSITS : public KIO::SlaveBase
 {
 public:
-    ProtocolMSITS ( const QCString&, const QCString& );
+    ProtocolMSITS ( const TQCString&, const TQCString& );
     virtual ~ProtocolMSITS();
 
     virtual void	get ( const KURL& );
@@ -48,10 +48,10 @@ private:
 	// - parses the URL to get a file name and URL inside the file;
 	// - loads a new CHM file, if needed;
 	// - returns the parsed URL inside the file;
-	bool	parseLoadAndLookup ( const KURL&, QString& abspath );
+	bool	parseLoadAndLookup ( const KURL&, TQString& abspath );
 
 	// Resolve an object inside a CHM file
-	inline bool ResolveObject (const QString& fileName, chmUnitInfo *ui)
+	inline bool ResolveObject (const TQString& fileName, chmUnitInfo *ui)
 	{
 		return m_chmFile != NULL && ::chm_resolve_object(m_chmFile, fileName.utf8(), ui) == CHM_RESOLVE_SUCCESS;
 	}
@@ -69,7 +69,7 @@ private:
 	}
 
 	// An opened file name, if presend
-    QString         m_openedFile;
+    TQString         m_openedFile;
 
 	// a CHM structure file pointer (from chmlib)
 	chmFile		*	m_chmFile;
diff --git a/lib/libchmfile/bitfiddle.h b/lib/libchmfile/bitfiddle.h
index cd97b8e..14a4bdc 100644
--- a/lib/libchmfile/bitfiddle.h
+++ b/lib/libchmfile/bitfiddle.h
@@ -84,7 +84,7 @@ inline u_int64_t sr_int(unsigned char* byte, int* bit,
 			unsigned char s, unsigned char r, size_t& length)
 {
 	u_int64_t ret; 
-	unsigned char mask;
+	unsigned char tqmask;
 	int n, n_bits, num_bits, base, count;
 	length = 0;
 	size_t fflen;
@@ -105,37 +105,37 @@ inline u_int64_t sr_int(unsigned char* byte, int* bit,
 		
 		switch(num_bits){
 			case 0: 
-				mask = 1; 
+				tqmask = 1; 
 				break;
 			case 1: 
-				mask = 3; 
+				tqmask = 3; 
 				break;
 			case 2: 
-				mask = 7; 
+				tqmask = 7; 
 				break;
 			case 3: 
-				mask = 0xf; 
+				tqmask = 0xf; 
 				break;
 			case 4: 
-				mask = 0x1f; 
+				tqmask = 0x1f; 
 				break;
 			case 5: 
-				mask = 0x3f; 
+				tqmask = 0x3f; 
 				break;
 			case 6: 
-				mask = 0x7f; 
+				tqmask = 0x7f; 
 				break;
 			case 7: 
-				mask = 0xff; 
+				tqmask = 0xff; 
 				break;
                         default:
-                                mask = 0xff;
+                                tqmask = 0xff;
 				break;
 		}
 
-		mask <<= base;
+		tqmask <<= base;
 		ret = (ret << (num_bits+1)) | 
-			(u_int64_t)((*byte & mask) >> base);
+			(u_int64_t)((*byte & tqmask) >> base);
 		
 		if( n > *bit ){
 			++byte;
diff --git a/lib/libchmfile/libchmfile.cpp b/lib/libchmfile/libchmfile.cpp
index 7d13aaa..e88e37c 100644
--- a/lib/libchmfile/libchmfile.cpp
+++ b/lib/libchmfile/libchmfile.cpp
@@ -33,7 +33,7 @@ LCHMFile::~ LCHMFile( )
 	delete m_impl;
 }
 
-bool LCHMFile::loadFile( const QString & archiveName )
+bool LCHMFile::loadFile( const TQString & archiveName )
 {
 	return m_impl->loadFile( archiveName );
 }
@@ -43,14 +43,14 @@ void LCHMFile::closeAll( )
 	m_impl->closeAll();
 }
 
-QString LCHMFile::title( ) const
+TQString LCHMFile::title( ) const
 {
 	return m_impl->title();
 }
 
-QString LCHMFile::homeUrl( ) const
+TQString LCHMFile::homeUrl( ) const
 {
-	QString url = m_impl->homeUrl();
+	TQString url = m_impl->homeUrl();
 	return url.isNull() ? "/" : url;
 }
 
@@ -79,27 +79,27 @@ bool LCHMFile::parseIndex( QT34VECTOR< LCHMParsedEntry > * indexes ) const
 	return m_impl->parseFileAndFillArray( m_impl->m_indexFile, indexes, true );
 }
 
-bool LCHMFile::getFileContentAsString( QString * str, const QString & url )
+bool LCHMFile::getFileContentAsString( TQString * str, const TQString & url )
 {
 	return m_impl->getFileContentAsString( str, url );
 }
 
-bool LCHMFile::getFileContentAsBinary( QByteArray * data, const QString & url )
+bool LCHMFile::getFileContentAsBinary( TQByteArray * data, const TQString & url )
 {
 	return m_impl->getFileContentAsBinary( data, url );
 }
 
-bool LCHMFile::enumerateFiles( QStringList * files )
+bool LCHMFile::enumerateFiles( TQStringList * files )
 {
 	return m_impl->enumerateFiles( files );
 }
 
-QString LCHMFile::getTopicByUrl( const QString & url )
+TQString LCHMFile::getTopicByUrl( const TQString & url )
 {
 	return m_impl->getTopicByUrl( url );
 }
 
-const QPixmap * LCHMFile::getBookIconPixmap( unsigned int imagenum )
+const TQPixmap * LCHMFile::getBookIconPixmap( unsigned int imagenum )
 {
 	return m_impl->getBookIconPixmap( imagenum );
 }
@@ -114,12 +114,12 @@ bool LCHMFile::setCurrentEncoding( const LCHMTextEncoding * encoding )
 	return m_impl->setCurrentEncoding( encoding );
 }
 
-QString LCHMFile::normalizeUrl( const QString & url ) const
+TQString LCHMFile::normalizeUrl( const TQString & url ) const
 {
 	return m_impl->normalizeUrl( url );
 }
 
-bool LCHMFile::getFileSize(unsigned int * size, const QString & url)
+bool LCHMFile::getFileSize(unsigned int * size, const TQString & url)
 {
 	return m_impl->getFileSize( size, url );
 }
diff --git a/lib/libchmfile/libchmfile.h b/lib/libchmfile/libchmfile.h
index ab129b5..f94de0b 100644
--- a/lib/libchmfile/libchmfile.h
+++ b/lib/libchmfile/libchmfile.h
@@ -22,22 +22,22 @@
 #ifndef INCLUDE_LIBCHMFILE_H
 #define INCLUDE_LIBCHMFILE_H
 
-#include <qstring.h>
-#include <qcstring.h>
-#include <qlistview.h>
-#include <qlistbox.h>
-#include <qmap.h>
-#include <qvaluevector.h>
-#include <qtextcodec.h> 
+#include <tqstring.h>
+#include <tqcstring.h>
+#include <tqlistview.h>
+#include <tqlistbox.h>
+#include <tqmap.h>
+#include <tqvaluevector.h>
+#include <tqtextcodec.h> 
 
 #include "libchmtextencoding.h"
 
-// Qt3/Qt4 compatibility: in Qt3 QVector stores pointers, not values - so QValueVector should be used. 
-// In Qt4 QVector stores values, so we can use QVector
-#if defined (USE_QT_4)
-	#define	QT34VECTOR	QVector
+// TQt3/TQt4 compatibility: in TQt3 TQVector stores pointers, not values - so TQValueVector should be used. 
+// In TQt4 TQVector stores values, so we can use TQVector
+#if defined (USE_TQT_4)
+	#define	QT34VECTOR	TQVector
 #else
-	#define	QT34VECTOR	QValueVector
+	#define	QT34VECTOR	TQValueVector
 #endif
 
 
@@ -56,10 +56,10 @@ namespace LCHMBookIcons
 typedef struct
 {
 	//! Entry name
-	QString		name;
+	TQString		name;
 	
 	//! Entry URLs. The TOC entry should have only one URL; the index entry could have several.
-	QStringList	urls;
+	TQStringList	urls;
 	
 	//! Associated image number. Used for TOC only; indexes does not have the image. 
 	//! Use LCHMFile::getBookIconPixmap() to get associated pixmap icon
@@ -91,7 +91,7 @@ class LCHMFile
 		 * this one are present locally (like MSDN).
 		 * \ingroup init
 		 */
-		bool loadFile( const QString& archiveName );
+		bool loadFile( const TQString& archiveName );
 
 		/*!
 		 * \brief Closes all the files, and frees the appropriate data.
@@ -104,7 +104,7 @@ class LCHMFile
 		 * \return The name of the opened document, or an empty string if no .chm has been loaded.
 		 * \ingroup information
 		 */
-		QString title() const;
+		TQString title() const;
 		
 		/*!
 		 * \brief Gets the URL of the default page in the chm archive.
@@ -113,7 +113,7 @@ class LCHMFile
 		 *         returns "/".
 		 * \ingroup information
 		 */
-		QString homeUrl() const;
+		TQString homeUrl() const;
 		
 		/*!
 		 * \brief Checks whether the Table of Contents is present in this file.
@@ -161,7 +161,7 @@ class LCHMFile
 		bool parseIndex( QT34VECTOR< LCHMParsedEntry > * indexes ) const;
 
 		/*!
-		 * \brief Retrieves the content from url in current chm file to QString.
+		 * \brief Retrieves the content from url in current chm file to TQString.
 		 * \param str A string where the retreived content should be stored.
 		 * \param url An URL in chm file to retreive content from. Must be absolute.
 		 * \return true if the content is successfully received; false otherwise.
@@ -173,10 +173,10 @@ class LCHMFile
 		 * \sa setCurrentEncoding() currentEncoding() getFileContentAsBinary()
 		 * \ingroup dataretrieve
 		 */
-		bool getFileContentAsString( QString * str, const QString& url );
+		bool getFileContentAsString( TQString * str, const TQString& url );
 
 		/*!
-		 * \brief Retrieves the content from url in current chm file to QByteArray.
+		 * \brief Retrieves the content from url in current chm file to TQByteArray.
 		 * \param data A data array where the retreived content should be stored.
 		 * \param url An URL in chm file to retreive content from. Must be absolute.
 		 * \return true if the content is successfully received; false otherwise.
@@ -187,7 +187,7 @@ class LCHMFile
 		 * \sa getFileContentAsString()
 		 * \ingroup dataretrieve
 		 */
-		bool getFileContentAsBinary( QByteArray * data, const QString& url );
+		bool getFileContentAsBinary( TQByteArray * data, const TQString& url );
 		
 		/*!
 		 * \brief Retrieves the content size.
@@ -197,7 +197,7 @@ class LCHMFile
 		 *
 		 * \ingroup dataretrieve
 		 */
-		bool getFileSize( unsigned int * size, const QString& url );
+		bool getFileSize( unsigned int * size, const TQString& url );
 		
 		/*!
 		 * \brief Obtains the list of all the files in current chm file archive.
@@ -206,16 +206,16 @@ class LCHMFile
 		 *
 		 * \ingroup dataretrieve
 		 */
-		bool enumerateFiles( QStringList * files );
+		bool enumerateFiles( TQStringList * files );
 	
 		/*!
 		 * \brief Gets the Title of the HTML page referenced by url.
 		 * \param url An URL in chm file to get title from. Must be absolute.
-		 * \return The title, or QString::null if the URL cannot be found or not a HTML page.
+		 * \return The title, or TQString() if the URL cannot be found or not a HTML page.
 		 *
 		 * \ingroup dataretrieve
 		 */
-		QString		getTopicByUrl ( const QString& url );
+		TQString		getTopicByUrl ( const TQString& url );
 	
 		/*!
 		 * \brief Gets the appropriate CHM pixmap icon.
@@ -224,7 +224,7 @@ class LCHMFile
 		 *
 		 * \ingroup dataretrieve
 		 */
-		const QPixmap * getBookIconPixmap( unsigned int imagenum );
+		const TQPixmap * getBookIconPixmap( unsigned int imagenum );
 		
 		/*!
 		 * \brief Normalizes the URL, converting relatives, adding "/" in front and removing ..
@@ -233,7 +233,7 @@ class LCHMFile
 		 *
 		 * \ingroup dataretrieve
 		 */
-		QString normalizeUrl( const QString& url ) const;
+		TQString normalizeUrl( const TQString& url ) const;
 		
 		/*!
 		 * \brief Gets the current CHM archive encoding (set or autodetected)
@@ -270,7 +270,7 @@ class LCHMFile
 		 *   If there is no prefix, the word considered as required.
 		 * \ingroup search
 		 */
-		bool	searchQuery ( const QString& query, QStringList * results, unsigned int limit = 100 );
+		bool	searchQuery ( const TQString& query, TQStringList * results, unsigned int limit = 100 );
 		
 		//! Access to implementation
 		LCHMFileImpl * impl()	{ return m_impl; }
diff --git a/lib/libchmfile/libchmfile_search.cpp b/lib/libchmfile/libchmfile_search.cpp
index 41acfb3..3820879 100644
--- a/lib/libchmfile/libchmfile_search.cpp
+++ b/lib/libchmfile/libchmfile_search.cpp
@@ -19,7 +19,7 @@
  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.             *
  ***************************************************************************/
 
-#include <qregexp.h>
+#include <tqregexp.h>
 
 #include "libchmfile.h"
 #include "libchmfileimpl.h"
@@ -28,20 +28,20 @@
 #define DEBUG_SEARCH(A)
 
 
-static inline void validateWord ( QString & word, bool & query_valid )
+static inline void validateWord ( TQString & word, bool & query_valid )
 {
-	QRegExp rxvalid ("[^\\d\\w_\\.]+");
+	TQRegExp rxvalid ("[^\\d\\w_\\.]+");
 	
-	QString orig = word;
+	TQString orig = word;
 	word.remove ( rxvalid );
 		
 	if ( word != orig )
 		query_valid = false;
 }
 
-static inline void validateWords ( QStringList & wordlist, bool & query_valid )
+static inline void validateWords ( TQStringList & wordlist, bool & query_valid )
 {
-	QRegExp rxvalid ("[^\\d\\w_\\.]+");
+	TQRegExp rxvalid ("[^\\d\\w_\\.]+");
 	
 	for ( unsigned int i = 0; i < wordlist.size(); i++ )
 		validateWord ( wordlist[i], query_valid );
@@ -116,7 +116,7 @@ static inline void findNextWords ( QT34VECTOR<u_int64_t> & src, const QT34VECTOR
 }
 
 
-inline bool searchPhrase( LCHMFileImpl * impl, const QStringList & phrase, LCHMSearchProgressResults & results )
+inline bool searchPhrase( LCHMFileImpl * impl, const TQStringList & phrase, LCHMSearchProgressResults & results )
 {
 	// Accumulate the phrase data here.
 	LCHMSearchProgressResults phrasekeeper;
@@ -173,11 +173,11 @@ inline bool searchPhrase( LCHMFileImpl * impl, const QStringList & phrase, LCHMS
 
 
 
-bool LCHMFile::searchQuery( const QString& inquery, QStringList * searchresults, unsigned int limit )
+bool LCHMFile::searchQuery( const TQString& inquery, TQStringList * searchresults, unsigned int limit )
 {
-	QStringList words_must_exist, words_must_not_exist, words_highlight;
-	QT34VECTOR<QStringList> phrases_must_exist;
-	QString query = inquery;
+	TQStringList words_must_exist, words_must_not_exist, words_highlight;
+	QT34VECTOR<TQStringList> phrases_must_exist;
+	TQString query = inquery;
 	bool query_valid = true;
 	LCHMSearchProgressResults results;
 	int pos;
@@ -196,15 +196,15 @@ bool LCHMFile::searchQuery( const QString& inquery, QStringList * searchresults,
 	*   If there is no prefix, the word considered as required.
 	*/
 	
-	QRegExp rxphrase( "\"(.*)\"" );
-	QRegExp rxword( "([^\\s]+)" );
+	TQRegExp rxphrase( "\"(.*)\"" );
+	TQRegExp rxword( "([^\\s]+)" );
 	rxphrase.setMinimal( TRUE );
 
 	// First, get the phrase queries
 	while ( (pos = rxphrase.search (query, 0)) != -1 )
 	{
 		// A phrase query found. Locate its boundaries, and parse it.
-		QStringList plist = QStringList::split ( QRegExp ("\\s+"), rxphrase.cap ( 1 ));
+		TQStringList plist = TQStringList::split ( TQRegExp ("\\s+"), rxphrase.cap ( 1 ));
 		
 		validateWords ( plist, query_valid );
 		
@@ -218,8 +218,8 @@ bool LCHMFile::searchQuery( const QString& inquery, QStringList * searchresults,
 	while ( (pos = rxword.search (query, 0)) != -1 )
 	{
 		// A phrase query found. Locate its boundaries, and parse it.
-		QString word = rxword.cap ( 1 );
-		QChar type = '+';
+		TQString word = rxword.cap ( 1 );
+		TQChar type = '+';
 		
 		if ( word[0] == '-' || word[0] == '+' )
 		{
@@ -237,17 +237,17 @@ bool LCHMFile::searchQuery( const QString& inquery, QStringList * searchresults,
 		query.remove (pos, rxword.matchedLength());
 	}
 
-#if defined (DUMP_SEARCH_QUERY)
+#if defined (DUMP_SEARCH_TQUERY)
 	// Dump the search query
-	QString qdump;
+	TQString qdump;
 	for ( i = 0; i < phrases_must_exist.size(); i++ )
-		qdump += QString(" \"") + phrases_must_exist[i].join (" ") + QString ("\"");
+		qdump += TQString(" \"") + phrases_must_exist[i].join (" ") + TQString ("\"");
 
 	for ( i = 0; i < words_must_not_exist.size(); i++ )
-		qdump += QString (" -") + words_must_not_exist[i];
+		qdump += TQString (" -") + words_must_not_exist[i];
 	
 	for ( i = 0; i < words_must_exist.size(); i++ )
-		qdump += QString (" +") + words_must_exist[i];
+		qdump += TQString (" +") + words_must_exist[i];
 
 	qDebug ("Search query dump: %s", qdump.ascii());
 #endif
diff --git a/lib/libchmfile/libchmfileimpl.cpp b/lib/libchmfile/libchmfileimpl.cpp
index 6f1e052..71907c5 100644
--- a/lib/libchmfile/libchmfileimpl.cpp
+++ b/lib/libchmfile/libchmfileimpl.cpp
@@ -22,9 +22,9 @@
 
 #include <sys/types.h>
 
-#include <qcursor.h>
-#include <qfile.h>
-#include <qapplication.h>
+#include <tqcursor.h>
+#include <tqfile.h>
+#include <tqapplication.h>
 
 #include "config.h"
 #include "chm_lib.h"
@@ -46,15 +46,15 @@
 class KCHMShowWaitCursor
 {
 	public:
-		KCHMShowWaitCursor () { QApplication::setOverrideCursor( QCursor(Qt::WaitCursor) ); }
-		~KCHMShowWaitCursor () { QApplication::restoreOverrideCursor(); }
+		KCHMShowWaitCursor () { TQApplication::setOverrideCursor( TQCursor(TQt::WaitCursor) ); }
+		~KCHMShowWaitCursor () { TQApplication::restoreOverrideCursor(); }
 };
 
 
 LCHMFileImpl::LCHMFileImpl( )
 {
 	m_chmFile = NULL;
-	m_home = m_filename = m_home = m_topicsFile = m_indexFile = m_font = QString::null;
+	m_home = m_filename = m_home = m_topicsFile = m_indexFile = m_font = TQString();
 	m_entityDecodeMap.clear();
 	m_textCodec = 0;
 	m_textCodecForSpecialFiles = 0;
@@ -69,9 +69,9 @@ LCHMFileImpl::~ LCHMFileImpl( )
 }
 
 
-bool LCHMFileImpl::loadFile( const QString & archiveName )
+bool LCHMFileImpl::loadFile( const TQString & archiveName )
 {
-	QString filename;
+	TQString filename;
 			
 	// If the file has a file:// prefix, remove it
 	if ( archiveName.startsWith( "file://" ) )
@@ -82,7 +82,7 @@ bool LCHMFileImpl::loadFile( const QString & archiveName )
 	if( m_chmFile )
 		closeAll();
 
-	m_chmFile = chm_open( QFile::encodeName(filename) );
+	m_chmFile = chm_open( TQFile::encodeName(filename) );
 	
 	if ( m_chmFile == NULL )
 		return false;
@@ -129,7 +129,7 @@ void LCHMFileImpl::closeAll( )
 	chm_close( m_chmFile );
 	
 	m_chmFile = NULL;
-	m_home = m_filename = m_home = m_topicsFile = m_indexFile = m_font = QString::null;
+	m_home = m_filename = m_home = m_topicsFile = m_indexFile = m_font = TQString();
 	m_entityDecodeMap.clear();
 	m_textCodec = 0;
 	m_textCodecForSpecialFiles = 0;
@@ -138,7 +138,7 @@ void LCHMFileImpl::closeAll( )
 }
 
 
-QString LCHMFileImpl::decodeEntity( const QString & entity )
+TQString LCHMFileImpl::decodeEntity( const TQString & entity )
 {
 	// Set up m_entityDecodeMap characters according to current textCodec
 	if ( m_entityDecodeMap.isEmpty() )
@@ -247,49 +247,49 @@ QString LCHMFileImpl::decodeEntity( const QString & entity )
 		m_entityDecodeMap["reg"]	= encodeWithCurrentCodec ("\256"); // registered sign
 		m_entityDecodeMap["nbsp"]	= encodeWithCurrentCodec ("\240"); // non breaking space
 
-		m_entityDecodeMap["fnof"]	= QChar((unsigned short) 402);
+		m_entityDecodeMap["fnof"]	= TQChar((unsigned short) 402);
 				
-		m_entityDecodeMap["Delta"]	= QChar((unsigned short) 916);
-		m_entityDecodeMap["Pi"]	= QChar((unsigned short) 928);
-		m_entityDecodeMap["Sigma"]	= QChar((unsigned short) 931);
+		m_entityDecodeMap["Delta"]	= TQChar((unsigned short) 916);
+		m_entityDecodeMap["Pi"]	= TQChar((unsigned short) 928);
+		m_entityDecodeMap["Sigma"]	= TQChar((unsigned short) 931);
 		
-		m_entityDecodeMap["beta"]	= QChar((unsigned short) 946);
-		m_entityDecodeMap["gamma"]	= QChar((unsigned short) 947);
-		m_entityDecodeMap["delta"]	= QChar((unsigned short) 948);
-		m_entityDecodeMap["eta"]	= QChar((unsigned short) 951);
-		m_entityDecodeMap["theta"]	= QChar((unsigned short) 952);
-		m_entityDecodeMap["lambda"]	= QChar((unsigned short) 955);
-		m_entityDecodeMap["mu"]	= QChar((unsigned short) 956);
-		m_entityDecodeMap["nu"]	= QChar((unsigned short) 957);
-		m_entityDecodeMap["pi"]	= QChar((unsigned short) 960);
-		m_entityDecodeMap["rho"]	= QChar((unsigned short) 961);
+		m_entityDecodeMap["beta"]	= TQChar((unsigned short) 946);
+		m_entityDecodeMap["gamma"]	= TQChar((unsigned short) 947);
+		m_entityDecodeMap["delta"]	= TQChar((unsigned short) 948);
+		m_entityDecodeMap["eta"]	= TQChar((unsigned short) 951);
+		m_entityDecodeMap["theta"]	= TQChar((unsigned short) 952);
+		m_entityDecodeMap["lambda"]	= TQChar((unsigned short) 955);
+		m_entityDecodeMap["mu"]	= TQChar((unsigned short) 956);
+		m_entityDecodeMap["nu"]	= TQChar((unsigned short) 957);
+		m_entityDecodeMap["pi"]	= TQChar((unsigned short) 960);
+		m_entityDecodeMap["rho"]	= TQChar((unsigned short) 961);
 		
-		m_entityDecodeMap["lsquo"]	= QChar((unsigned short) 8216);
-		m_entityDecodeMap["rsquo"]	= QChar((unsigned short) 8217);
-		m_entityDecodeMap["rdquo"]	= QChar((unsigned short) 8221);
-		m_entityDecodeMap["bdquo"]	= QChar((unsigned short) 8222);
-		m_entityDecodeMap["trade"]  = QChar((unsigned short) 8482);
-		m_entityDecodeMap["ldquo"]  = QChar((unsigned short) 8220);
-		m_entityDecodeMap["ndash"]  = QChar((unsigned short) 8211);
-		m_entityDecodeMap["mdash"]  = QChar((unsigned short) 8212);
-		m_entityDecodeMap["bull"]  = QChar((unsigned short) 8226);
-		m_entityDecodeMap["hellip"]  = QChar((unsigned short) 8230);
-		m_entityDecodeMap["emsp"]  = QChar((unsigned short) 8195);
-		m_entityDecodeMap["rarr"]  = QChar((unsigned short) 8594);
-		m_entityDecodeMap["rArr"]  = QChar((unsigned short) 8658);
-		m_entityDecodeMap["crarr"]  = QChar((unsigned short) 8629);
-		m_entityDecodeMap["le"]  = QChar((unsigned short) 8804);
-		m_entityDecodeMap["ge"]  = QChar((unsigned short) 8805);
-		m_entityDecodeMap["lte"]  = QChar((unsigned short) 8804); // wrong, but used somewhere
-		m_entityDecodeMap["gte"]  = QChar((unsigned short) 8805); // wrong, but used somewhere
-		m_entityDecodeMap["dagger"]  = QChar((unsigned short) 8224);
-		m_entityDecodeMap["Dagger"]  = QChar((unsigned short) 8225);
-		m_entityDecodeMap["euro"]  = QChar((unsigned short) 8364);
-		m_entityDecodeMap["asymp"]  = QChar((unsigned short) 8776);
-		m_entityDecodeMap["isin"]  = QChar((unsigned short) 8712);
-		m_entityDecodeMap["notin"]  = QChar((unsigned short) 8713);
-		m_entityDecodeMap["prod"]  = QChar((unsigned short) 8719);
-		m_entityDecodeMap["ne"]  = QChar((unsigned short) 8800);
+		m_entityDecodeMap["lsquo"]	= TQChar((unsigned short) 8216);
+		m_entityDecodeMap["rsquo"]	= TQChar((unsigned short) 8217);
+		m_entityDecodeMap["rdquo"]	= TQChar((unsigned short) 8221);
+		m_entityDecodeMap["bdquo"]	= TQChar((unsigned short) 8222);
+		m_entityDecodeMap["trade"]  = TQChar((unsigned short) 8482);
+		m_entityDecodeMap["ldquo"]  = TQChar((unsigned short) 8220);
+		m_entityDecodeMap["ndash"]  = TQChar((unsigned short) 8211);
+		m_entityDecodeMap["mdash"]  = TQChar((unsigned short) 8212);
+		m_entityDecodeMap["bull"]  = TQChar((unsigned short) 8226);
+		m_entityDecodeMap["hellip"]  = TQChar((unsigned short) 8230);
+		m_entityDecodeMap["emsp"]  = TQChar((unsigned short) 8195);
+		m_entityDecodeMap["rarr"]  = TQChar((unsigned short) 8594);
+		m_entityDecodeMap["rArr"]  = TQChar((unsigned short) 8658);
+		m_entityDecodeMap["crarr"]  = TQChar((unsigned short) 8629);
+		m_entityDecodeMap["le"]  = TQChar((unsigned short) 8804);
+		m_entityDecodeMap["ge"]  = TQChar((unsigned short) 8805);
+		m_entityDecodeMap["lte"]  = TQChar((unsigned short) 8804); // wrong, but used somewhere
+		m_entityDecodeMap["gte"]  = TQChar((unsigned short) 8805); // wrong, but used somewhere
+		m_entityDecodeMap["dagger"]  = TQChar((unsigned short) 8224);
+		m_entityDecodeMap["Dagger"]  = TQChar((unsigned short) 8225);
+		m_entityDecodeMap["euro"]  = TQChar((unsigned short) 8364);
+		m_entityDecodeMap["asymp"]  = TQChar((unsigned short) 8776);
+		m_entityDecodeMap["isin"]  = TQChar((unsigned short) 8712);
+		m_entityDecodeMap["notin"]  = TQChar((unsigned short) 8713);
+		m_entityDecodeMap["prod"]  = TQChar((unsigned short) 8719);
+		m_entityDecodeMap["ne"]  = TQChar((unsigned short) 8800);
 				
 		m_entityDecodeMap["amp"]	= "&";	// ampersand
 		m_entityDecodeMap["gt"] = ">";	// greater than
@@ -311,19 +311,19 @@ QString LCHMFileImpl::decodeEntity( const QString & entity )
 		if ( !valid )
 		{
 			qWarning ( "LCHMFileImpl::decodeEntity: could not decode HTML entity '%s'", entity.ascii() );
-			return QString::null;
+			return TQString();
 		}
 
-		return (QString) (QChar( ascode ));
+		return (TQString) (TQChar( ascode ));
 	}
 	else
 	{
-		QMap<QString, QString>::const_iterator it = m_entityDecodeMap.find( entity );
+		TQMap<TQString, TQString>::const_iterator it = m_entityDecodeMap.tqfind( entity );
 
 		if ( it == m_entityDecodeMap.end() )
 		{
 			qWarning ("LCHMFileImpl::decodeEntity: could not decode HTML entity '%s'", entity.ascii());
-			return QString::null;
+			return TQString();
 		}
 		
 		return *it;
@@ -331,14 +331,14 @@ QString LCHMFileImpl::decodeEntity( const QString & entity )
 }
 
 
-inline int LCHMFileImpl::findStringInQuotes (const QString& tag, int offset, QString& value, bool firstquote, bool decodeentities)
+inline int LCHMFileImpl::findStringInQuotes (const TQString& tag, int offset, TQString& value, bool firstquote, bool decodeentities)
 {
-	int qbegin = tag.find ('"', offset);
+	int qbegin = tag.tqfind ('"', offset);
 	
 	if ( qbegin == -1 )
 		qFatal ("LCHMFileImpl::findStringInQuotes: cannot find first quote in <param> tag: '%s'", tag.ascii());
 
-	int qend = firstquote ? tag.find ('"', qbegin + 1) : tag.findRev ('"');
+	int qend = firstquote ? tag.tqfind ('"', qbegin + 1) : tag.tqfindRev ('"');
 
 	if ( qend == -1 || qend <= qbegin )
 		qFatal ("LCHMFileImpl::findStringInQuotes: cannot find last quote in <param> tag: '%s'", tag.ascii());
@@ -346,7 +346,7 @@ inline int LCHMFileImpl::findStringInQuotes (const QString& tag, int offset, QSt
 	// If we do not need to decode HTML entities, just return.
 	if ( decodeentities )
 	{
-		QString htmlentity = QString::null;
+		TQString htmlentity = TQString();
 		bool fill_entity = false;
 	
 		value.reserve (qend - qbegin); // to avoid multiple memory allocations
@@ -365,13 +365,13 @@ inline int LCHMFileImpl::findStringInQuotes (const QString& tag, int offset, QSt
 				if ( tag[i] == ';' ) // HTML entity ends
 				{
 					// If entity is an ASCII code, just decode it
-					QString decode = decodeEntity( htmlentity );
+					TQString decode = decodeEntity( htmlentity );
 					
 					if ( decode.isNull() )
 						break;
 					
 					value.append ( decode );
-					htmlentity = QString::null;
+					htmlentity = TQString();
 					fill_entity = false;
 				}
 				else
@@ -386,7 +386,7 @@ inline int LCHMFileImpl::findStringInQuotes (const QString& tag, int offset, QSt
 }
 
 
-bool LCHMFileImpl::searchWord (const QString& text, 
+bool LCHMFileImpl::searchWord (const TQString& text, 
 							   bool wholeWords, 
 		   					   bool titlesOnly, 
 			                   LCHMSearchProgressResults& results,  
@@ -397,7 +397,7 @@ bool LCHMFileImpl::searchWord (const QString& text,
 	if ( text.isEmpty() || !m_searchAvailable )
 		return false;
 
-	QString searchword = (QString) convertSearchWord (text);
+	TQString searchword = (TQString) convertSearchWord (text);
 
 #define FTS_HEADER_LEN 0x32
 	unsigned char header[FTS_HEADER_LEN];
@@ -425,11 +425,11 @@ bool LCHMFileImpl::searchWord (const QString& text,
 	u_int16_t tree_depth = UINT16ARRAY(cursor16);
 
 	unsigned char word_len, pos;
-	QString word;
+	TQString word;
 	u_int32_t i = sizeof(u_int16_t);
 	u_int16_t free_space;
 
-	QMemArray<unsigned char> buffer(node_len);
+	TQMemArray<unsigned char> buffer(node_len);
 
 	node_offset = GetLeafNodeOffset (searchword, node_offset, node_len, tree_depth);
 
@@ -505,7 +505,7 @@ bool LCHMFileImpl::searchWord (const QString& text,
  							   loc_codes_r, results, phrase_search);
 
 				}
-				else if ( QString::compare (searchword, word.mid(0, searchword.length())) < -1 )
+				else if ( TQString::compare (searchword, word.mid(0, searchword.length())) < -1 )
 					break;
 			}
 		}	
@@ -516,7 +516,7 @@ bool LCHMFileImpl::searchWord (const QString& text,
 }
 
 
-bool LCHMFileImpl::ResolveObject(const QString& fileName, chmUnitInfo *ui) const
+bool LCHMFileImpl::ResolveObject(const TQString& fileName, chmUnitInfo *ui) const
 {
 	return m_chmFile != NULL 
 			&& ::chm_resolve_object(m_chmFile, fileName.ascii(), ui) ==
@@ -537,7 +537,7 @@ size_t LCHMFileImpl::RetrieveObject(const chmUnitInfo *ui, unsigned char *buffer
 }
 
 
-inline u_int32_t LCHMFileImpl::GetLeafNodeOffset(const QString& text,
+inline u_int32_t LCHMFileImpl::GetLeafNodeOffset(const TQString& text,
 											 u_int32_t initialOffset,
 			u_int32_t buffSize,
    u_int16_t treeDepth)
@@ -546,8 +546,8 @@ inline u_int32_t LCHMFileImpl::GetLeafNodeOffset(const QString& text,
 	unsigned char* cursor16, *cursor32;
 	unsigned char word_len, pos;
 	u_int32_t i = sizeof(u_int16_t);
-	QMemArray<unsigned char> buffer(buffSize);
-	QString word;
+	TQMemArray<unsigned char> buffer(buffSize);
+	TQString word;
 	
 	while(--treeDepth)
 	{
@@ -607,7 +607,7 @@ inline bool LCHMFileImpl::ProcessWLC (u_int64_t wlc_count, u_int64_t wlc_size,
 	int wlc_bit = 7;
 	u_int64_t index = 0, count;
 	size_t length, off = 0;
-	QMemArray<unsigned char> buffer (wlc_size);
+	TQMemArray<unsigned char> buffer (wlc_size);
 	unsigned char *cursor32;
 
 	unsigned char entry[TOPICS_ENTRY_LEN];
@@ -682,7 +682,7 @@ bool LCHMFileImpl::getInfoFromWindows()
 		u_int32_t entries = get_int32_le( (u_int32_t *)(buffer) );
 		u_int32_t entry_size = get_int32_le( (u_int32_t *)(buffer + 0x04) );
 		
-		QByteArray uptr(entries * entry_size);
+		TQByteArray uptr(entries * entry_size);
 		unsigned char* raw = (unsigned char*) uptr.data();
 		
 		if ( !RetrieveObject (&ui, raw, 8, entries * entry_size) )
@@ -706,7 +706,7 @@ bool LCHMFileImpl::getInfoFromWindows()
 				size = RetrieveObject(&ui, buffer, factor * 4096, BUF_SIZE);
 
 			if ( size && off_title )
-				m_title = QString ((const char*) (buffer + off_title % 4096));
+				m_title = TQString ((const char*) (buffer + off_title % 4096));
 
 			if ( factor != off_home / 4096)
 			{
@@ -715,7 +715,7 @@ bool LCHMFileImpl::getInfoFromWindows()
 			}
 			
 			if ( size && off_home )
-				m_home = QString("/") + QString( (const char*) buffer + off_home % 4096);
+				m_home = TQString("/") + TQString( (const char*) buffer + off_home % 4096);
 
 			if ( factor != off_hhc / 4096)
 			{
@@ -724,7 +724,7 @@ bool LCHMFileImpl::getInfoFromWindows()
 			}
 		
 			if ( size && off_hhc )
-				m_topicsFile = QString("/") + QString ((const char*) buffer + off_hhc % 4096);
+				m_topicsFile = TQString("/") + TQString ((const char*) buffer + off_hhc % 4096);
 
 			if ( factor != off_hhk / 4096)
 			{
@@ -733,7 +733,7 @@ bool LCHMFileImpl::getInfoFromWindows()
 			}
 
 			if ( size && off_hhk )
-				m_indexFile = QString("/") + QString((const char*) buffer + off_hhk % 4096);
+				m_indexFile = TQString("/") + TQString((const char*) buffer + off_hhk % 4096);
 		}
 	}
 	return true;
@@ -775,7 +775,7 @@ bool LCHMFileImpl::getInfoFromSystem()
 				cursor = buffer + index;
 			
 				if(m_topicsFile.isEmpty())
-					m_topicsFile = QString("/") + QString((const char*) buffer + index + 2);
+					m_topicsFile = TQString("/") + TQString((const char*) buffer + index + 2);
 				
 				break;
 			
@@ -784,7 +784,7 @@ bool LCHMFileImpl::getInfoFromSystem()
 				cursor = buffer + index;
 
 				if(m_indexFile.isEmpty())
-					m_indexFile = QString("/") + QString ((const char*)buffer + index + 2);
+					m_indexFile = TQString("/") + TQString ((const char*)buffer + index + 2);
 				break;
 		
 			case 2:
@@ -792,13 +792,13 @@ bool LCHMFileImpl::getInfoFromSystem()
 				cursor = buffer + index;
 				
 				if(m_home.isEmpty() || m_home == "/")
-					m_home = QString("/") + QString ((const char*) buffer + index + 2);
+					m_home = TQString("/") + TQString ((const char*) buffer + index + 2);
 				break;
 			
 			case 3:
 				index += 2;
 				cursor = buffer + index;
-				m_title = QString((const char*) (buffer + index + 2));
+				m_title = TQString((const char*) (buffer + index + 2));
 				break;
 
 			case 4:
@@ -815,8 +815,8 @@ bool LCHMFileImpl::getInfoFromSystem()
 				cursor = buffer + index;
 
 				if(m_topicsFile.isEmpty()) {
-					QString topicAttempt = "/", tmp;
-					topicAttempt += QString ((const char*) buffer +index +2);
+					TQString topicAttempt = "/", tmp;
+					topicAttempt += TQString ((const char*) buffer +index +2);
 
 					tmp = topicAttempt + ".hhc";
 				
@@ -834,7 +834,7 @@ bool LCHMFileImpl::getInfoFromSystem()
 				index += 2;
 				cursor = buffer + index;
 
-				m_font = QString ((const char*) buffer + index + 2);
+				m_font = TQString ((const char*) buffer + index + 2);
 				break;
 			
 			default:
@@ -850,7 +850,7 @@ bool LCHMFileImpl::getInfoFromSystem()
 }
 
  
-QCString LCHMFileImpl::convertSearchWord( const QString & src )
+TQCString LCHMFileImpl::convertSearchWord( const TQString & src )
 {
 	static const char * searchwordtable[128] =
 	{
@@ -865,9 +865,9 @@ QCString LCHMFileImpl::convertSearchWord( const QString & src )
 	};
 
 	if ( !m_textCodec )
-		return (QCString) src.lower();
+		return (TQCString) src.lower();
 
-	QCString dest = m_textCodec->fromUnicode (src);
+	TQCString dest = m_textCodec->fromUnicode (src);
 
 	for ( unsigned int i = 0; i < dest.size(); i++ )
 	{
@@ -875,7 +875,7 @@ QCString LCHMFileImpl::convertSearchWord( const QString & src )
 		{
 			int index = dest[i] & 0x7F;
 			if ( searchwordtable[index] )
-				dest.replace (i, 1, searchwordtable[index]);
+				dest.tqreplace (i, 1, searchwordtable[index]);
 			else
 				dest.remove (i, 1);
 		}
@@ -887,15 +887,15 @@ QCString LCHMFileImpl::convertSearchWord( const QString & src )
 
 
 void LCHMFileImpl::getSearchResults( const LCHMSearchProgressResults& tempres, 
-									 QStringList * results, 
+									 TQStringList * results, 
 		  							 unsigned int limit_results )
 {
 	unsigned char combuf [COMMON_BUF_LEN];
-	QMap<u_int32_t, u_int32_t> urlsmap;  // used to prevent duplicated urls
+	TQMap<u_int32_t, u_int32_t> urlsmap;  // used to prevent duplicated urls
 	
 	for ( unsigned int i = 0; i < tempres.size(); i++ )
 	{
-		if ( urlsmap.find (tempres[i].urloff) != urlsmap.end() )
+		if ( urlsmap.tqfind (tempres[i].urloff) != urlsmap.end() )
 			continue;
 		
 		urlsmap[tempres[i].urloff] = 1;
@@ -912,10 +912,10 @@ void LCHMFileImpl::getSearchResults( const LCHMSearchProgressResults& tempres,
 }
 
 
-QString LCHMFileImpl::normalizeUrl( const QString & path ) const
+TQString LCHMFileImpl::normalizeUrl( const TQString & path ) const
 {
-	int pos = path.find ('#');
-	QString fixedpath = pos == -1 ? path : path.left (pos);
+	int pos = path.tqfind ('#');
+	TQString fixedpath = pos == -1 ? path : path.left (pos);
 	
 	return LCHMUrlFactory::makeURLabsoluteIfNeeded( fixedpath );
 }
@@ -925,9 +925,9 @@ QString LCHMFileImpl::normalizeUrl( const QString & path ) const
  * FIXME: <OBJECT type="text/sitemap"><param name="Merge" value="hhaxref.chm::/HHOCX_c.hhc"></OBJECT>
  *  (from htmlhelp.chm)
 */
-bool LCHMFileImpl::parseFileAndFillArray( const QString & file, QT34VECTOR< LCHMParsedEntry > * data, bool asIndex )
+bool LCHMFileImpl::parseFileAndFillArray( const TQString & file, QT34VECTOR< LCHMParsedEntry > * data, bool asIndex )
 {
-	QString src;
+	TQString src;
 	const int MAX_NEST_DEPTH = 256;
 
 	if ( !getFileContentAsString( &src, file ) || src.isEmpty() )
@@ -937,11 +937,11 @@ bool LCHMFileImpl::parseFileAndFillArray( const QString & file, QT34VECTOR< LCHM
 		
 /*
 	// Save the index for debugging purposes
-	QFile outfile( "parsed.htm" );
+	TQFile outfile( "parsed.htm" );
 	
 	if ( outfile.open( IO_WriteOnly ) )
 	{
-		QTextStream textstream( &outfile );
+		TQTextStream textstream( &outfile );
 		textstream << src;
 		outfile.close();
 	}
@@ -957,7 +957,7 @@ bool LCHMFileImpl::parseFileAndFillArray( const QString & file, QT34VECTOR< LCHM
 	// Split the HHC file by HTML tags
 	int stringlen = src.length();
 	
-	while ( pos < stringlen && (pos = src.find ('<', pos)) != -1 )
+	while ( pos < stringlen && (pos = src.tqfind ('<', pos)) != -1 )
 	{
 		int i, word_end = 0;
 		
@@ -967,8 +967,8 @@ bool LCHMFileImpl::parseFileAndFillArray( const QString & file, QT34VECTOR< LCHM
 			if ( (src[i] == '"' || src[i] == '\'') )
 			{
 				// find where quote ends, either by another quote, or by '>' symbol (some people don't know HTML)
-				int nextpos = src.find (src[i], i+1);
-				if ( nextpos == -1 	&& (nextpos = src.find ('>', i+1)) == -1 )
+				int nextpos = src.tqfind (src[i], i+1);
+				if ( nextpos == -1 	&& (nextpos = src.tqfind ('>', i+1)) == -1 )
 				{
 					qWarning ("LCHMFileImpl::ParseHhcAndFillTree: corrupted TOC: %s", src.mid(i).ascii());
 					return false;
@@ -982,7 +982,7 @@ bool LCHMFileImpl::parseFileAndFillArray( const QString & file, QT34VECTOR< LCHM
 				word_end = i;
 		}
 		
-		QString tagword, tag = src.mid (pos, i - pos);
+		TQString tagword, tag = src.mid (pos, i - pos);
 		 
 		if ( word_end )
 			tagword = src.mid (pos, word_end - pos).lower();
@@ -992,7 +992,7 @@ bool LCHMFileImpl::parseFileAndFillArray( const QString & file, QT34VECTOR< LCHM
 		//qDebug ("tag: '%s', tagword: '%s'\n", tag.ascii(), tagword.ascii());
 						
 		// <OBJECT type="text/sitemap"> - a topic entry
-		if ( tagword == "object" && tag.find ("text/sitemap", 0, false) != -1 )
+		if ( tagword == "object" && tag.tqfind ("text/sitemap", 0, false) != -1 )
 			in_object = true;
 		else if ( tagword == "/object" && in_object ) 
 		{
@@ -1021,7 +1021,7 @@ bool LCHMFileImpl::parseFileAndFillArray( const QString & file, QT34VECTOR< LCHM
 					qDebug ("LCHMFileImpl::ParseAndFillTopicsTree: <object> tag is parsed, but both name and url are empty.");	
 			}
 
-			entry.name = QString::null;
+			entry.name = TQString();
 			entry.urls.clear();
 			entry.imageid = defaultimagenum;
 			in_object = false;
@@ -1030,17 +1030,17 @@ bool LCHMFileImpl::parseFileAndFillArray( const QString & file, QT34VECTOR< LCHM
 		{
 			// <param name="Name" value="First Page">
 			int offset; // strlen("param ")
-			QString name_pattern = "name=", value_pattern = "value=";
-			QString pname, pvalue;
+			TQString name_pattern = "name=", value_pattern = "value=";
+			TQString pname, pvalue;
 
-			if ( (offset = tag.find (name_pattern, 0, FALSE)) == -1 )
+			if ( (offset = tag.tqfind (name_pattern, 0, FALSE)) == -1 )
 				qFatal ("LCHMFileImpl::ParseAndFillTopicsTree: bad <param> tag '%s': no name=\n", tag.ascii());
 
 			// offset+5 skips 'name='
 			offset = findStringInQuotes (tag, offset + name_pattern.length(), pname, TRUE, FALSE);
 			pname = pname.lower();
 
-			if ( (offset = tag.find (value_pattern, offset, FALSE)) == -1 )
+			if ( (offset = tag.tqfind (value_pattern, offset, FALSE)) == -1 )
 				qFatal ("LCHMFileImpl::ParseAndFillTopicsTree: bad <param> tag '%s': no value=\n", tag.ascii());
 
 			// offset+6 skips 'value='
@@ -1057,9 +1057,9 @@ bool LCHMFileImpl::parseFileAndFillArray( const QString & file, QT34VECTOR< LCHM
 			else if ( pname == "local" )
 			{
 				// Check for URL duplication
-				QString url = LCHMUrlFactory::makeURLabsoluteIfNeeded( pvalue );
+				TQString url = LCHMUrlFactory::makeURLabsoluteIfNeeded( pvalue );
 				
-				if ( entry.urls.find( url ) == entry.urls.end() )
+				if ( entry.urls.tqfind( url ) == entry.urls.end() )
 					entry.urls.push_back( url );
 			}
 			else if ( pname == "see also" && asIndex && entry.name != pvalue )
@@ -1097,7 +1097,7 @@ bool LCHMFileImpl::parseFileAndFillArray( const QString & file, QT34VECTOR< LCHM
 }
 
 
-bool LCHMFileImpl::getFileContentAsBinary( QByteArray * data, const QString & url ) const
+bool LCHMFileImpl::getFileContentAsBinary( TQByteArray * data, const TQString & url ) const
 {
 	chmUnitInfo ui;
 
@@ -1113,9 +1113,9 @@ bool LCHMFileImpl::getFileContentAsBinary( QByteArray * data, const QString & ur
 }
 
 	
-bool LCHMFileImpl::getFileContentAsString( QString * str, const QString & url, bool internal_encoding )
+bool LCHMFileImpl::getFileContentAsString( TQString * str, const TQString & url, bool internal_encoding )
 {
-	QByteArray buf;
+	TQByteArray buf;
 	
 	if ( getFileContentAsBinary( &buf, url ) )
 	{
@@ -1126,7 +1126,7 @@ bool LCHMFileImpl::getFileContentAsString( QString * str, const QString & url, b
 			buf.resize( length + 1 );
 			buf [length] = '\0';
 			
-			*str = internal_encoding ? (QString)((const char*) buf) :  encodeWithCurrentCodec((const char*) buf);
+			*str = internal_encoding ? (TQString)((const char*) buf) :  encodeWithCurrentCodec((const char*) buf);
 			return true;
 		}
 	}
@@ -1135,12 +1135,12 @@ bool LCHMFileImpl::getFileContentAsString( QString * str, const QString & url, b
 }
 
 
-QString LCHMFileImpl::getTopicByUrl( const QString & url ) const
+TQString LCHMFileImpl::getTopicByUrl( const TQString & url ) const
 {
-	QMap< QString, QString >::const_iterator it = m_url2topics.find( url );
+	TQMap< TQString, TQString >::const_iterator it = m_url2topics.tqfind( url );
 	
 	if ( it == m_url2topics.end() )
-		return QString::null;
+		return TQString();
 	
 	return it.data();
 }
@@ -1148,17 +1148,17 @@ QString LCHMFileImpl::getTopicByUrl( const QString & url ) const
 
 static int chm_enumerator_callback( struct chmFile*, struct chmUnitInfo *ui, void *context )
 {
-	((QStringList*) context)->push_back( ui->path );
+	((TQStringList*) context)->push_back( ui->path );
 	return CHM_ENUMERATOR_CONTINUE;
 }
 
-bool LCHMFileImpl::enumerateFiles( QStringList * files )
+bool LCHMFileImpl::enumerateFiles( TQStringList * files )
 {
 	files->clear();
 	return chm_enumerate( m_chmFile, CHM_ENUMERATE_ALL, chm_enumerator_callback, files );
 }
 
-const QPixmap * LCHMFileImpl::getBookIconPixmap( unsigned int imagenum )
+const TQPixmap * LCHMFileImpl::getBookIconPixmap( unsigned int imagenum )
 {
 	return m_imagesKeeper.getImage( imagenum );
 }
@@ -1188,7 +1188,7 @@ bool LCHMFileImpl::guessTextEncoding( )
 
 bool LCHMFileImpl::changeFileEncoding( const char *qtencoding  )
 {
-	// Encoding could be either simple Qt codepage, or set like CP1251/KOI8, which allows to
+	// Encoding could be either simple TQt codepage, or set like CP1251/KOI8, which allows to
 	// set up encodings separately for text (first) and internal files (second)
 	const char * p = strchr( qtencoding, '/' );
 	if ( p )
@@ -1197,7 +1197,7 @@ bool LCHMFileImpl::changeFileEncoding( const char *qtencoding  )
 		strcpy( buf, qtencoding );
 		buf[p - qtencoding] = '\0';
 		
-		m_textCodec = QTextCodec::codecForName( buf );
+		m_textCodec = TQTextCodec::codecForName( buf );
 	
 		if ( !m_textCodec )
 		{
@@ -1205,7 +1205,7 @@ bool LCHMFileImpl::changeFileEncoding( const char *qtencoding  )
 			return false;
 		}
 		
-		m_textCodecForSpecialFiles = QTextCodec::codecForName( p + 1 );
+		m_textCodecForSpecialFiles = TQTextCodec::codecForName( p + 1 );
 	
 		if ( !m_textCodecForSpecialFiles )
 		{
@@ -1215,7 +1215,7 @@ bool LCHMFileImpl::changeFileEncoding( const char *qtencoding  )
 	}
 	else
 	{
-		m_textCodecForSpecialFiles = m_textCodec = QTextCodec::codecForName (qtencoding);
+		m_textCodecForSpecialFiles = m_textCodec = TQTextCodec::codecForName (qtencoding);
 	
 		if ( !m_textCodec )
 		{
@@ -1235,7 +1235,7 @@ void LCHMFileImpl::fillTopicsUrlMap()
 		return;
 
 	// Read those tables
-	QByteArray topics( m_chmTOPICS.length ), urltbl( m_chmURLTBL.length ), urlstr( m_chmURLSTR.length ), strings( m_chmSTRINGS.length );
+	TQByteArray topics( m_chmTOPICS.length ), urltbl( m_chmURLTBL.length ), urlstr( m_chmURLSTR.length ), strings( m_chmSTRINGS.length );
 
 	if ( !RetrieveObject( &m_chmTOPICS, (unsigned char*) topics.data(), 0, m_chmTOPICS.length )
 	|| !RetrieveObject( &m_chmURLTBL, (unsigned char*) urltbl.data(), 0, m_chmURLTBL.length )
@@ -1249,7 +1249,7 @@ void LCHMFileImpl::fillTopicsUrlMap()
 		u_int32_t off_url = get_int32_le( (u_int32_t *)(topics.data() + i + 8) );
 		off_url = get_int32_le( (u_int32_t *)( urltbl.data() + off_url + 8) ) + 8;
 
-		QString url = LCHMUrlFactory::makeURLabsoluteIfNeeded( (const char*) urlstr.data() + off_url );
+		TQString url = LCHMUrlFactory::makeURLabsoluteIfNeeded( (const char*) urlstr.data() + off_url );
 
 		if ( off_title < strings.size() )
 			m_url2topics[url] = encodeWithCurrentCodec ( (const char*) strings.data() + off_title );
@@ -1259,7 +1259,7 @@ void LCHMFileImpl::fillTopicsUrlMap()
 }
 
 
-bool LCHMFileImpl::getFileSize(unsigned int * size, const QString & url)
+bool LCHMFileImpl::getFileSize(unsigned int * size, const TQString & url)
 {
 	chmUnitInfo ui;
 
diff --git a/lib/libchmfile/libchmfileimpl.h b/lib/libchmfile/libchmfileimpl.h
index b609b16..c6558f7 100644
--- a/lib/libchmfile/libchmfileimpl.h
+++ b/lib/libchmfile/libchmfileimpl.h
@@ -34,7 +34,7 @@ class LCHMSearchProgressResult
 		inline LCHMSearchProgressResult() {}
 		inline LCHMSearchProgressResult( u_int32_t t, u_int32_t u ) : titleoff(t),urloff(u) {}
 		
-		QValueVector<u_int64_t>		offsets;
+		TQValueVector<u_int64_t>		offsets;
 		u_int32_t					titleoff;
 		u_int32_t					urloff;
 };
@@ -51,25 +51,25 @@ class LCHMFileImpl
 		~LCHMFileImpl();
 		
 		// Implementations for LCHMFile members
-		bool 		loadFile( const QString& archiveName );
+		bool 		loadFile( const TQString& archiveName );
 		void		closeAll();
 		
-		QString 	title() const	{ return encodeWithCurrentCodec( m_title ); }
-		QString 	homeUrl() const	{ return encodeWithCurrentCodec( m_home ); }
+		TQString 	title() const	{ return encodeWithCurrentCodec( m_title ); }
+		TQString 	homeUrl() const	{ return encodeWithCurrentCodec( m_home ); }
 		
-		bool 		getFileContentAsString( QString * str, const QString& url, bool internal_encoding = false );
-		bool 		getFileContentAsBinary( QByteArray * data, const QString& url ) const;
-		bool 		getFileSize( unsigned int * size, const QString& url );
+		bool 		getFileContentAsString( TQString * str, const TQString& url, bool internal_encoding = false );
+		bool 		getFileContentAsBinary( TQByteArray * data, const TQString& url ) const;
+		bool 		getFileSize( unsigned int * size, const TQString& url );
 				
-		bool		enumerateFiles( QStringList * files );
-		QString		getTopicByUrl ( const QString& url )  const;
+		bool		enumerateFiles( TQStringList * files );
+		TQString		getTopicByUrl ( const TQString& url )  const;
 		
-		const QPixmap * getBookIconPixmap( unsigned int imagenum );
+		const TQPixmap * getBookIconPixmap( unsigned int imagenum );
 		
 		bool		setCurrentEncoding( const LCHMTextEncoding * encoding );
 						
 		//! Parse the HHC or HHS file, and fill the context (asIndex is false) or index (asIndex is true) array.
-		bool  		parseFileAndFillArray (const QString& file, QT34VECTOR< LCHMParsedEntry > * data, bool asIndex );
+		bool  		parseFileAndFillArray (const TQString& file, QT34VECTOR< LCHMParsedEntry > * data, bool asIndex );
 	
 		/*!
 		 * \brief Fast search using the $FIftiMain file in the .chm.
@@ -82,7 +82,7 @@ class LCHMFileImpl
 		 * \param phrase_search Indicates that word offset information should be kept.
 		 * \return true if the search found something, false otherwise.
 		*/
-		bool searchWord( const QString& word, 
+		bool searchWord( const TQString& word, 
 						 bool wholeWords, 
 	   					 bool titlesOnly, 
 		  				 LCHMSearchProgressResults& results, 
@@ -95,46 +95,46 @@ class LCHMFileImpl
 		 *  The keys are the URLs and the values are the page titles.
 		 */
 		void getSearchResults( const LCHMSearchProgressResults& tempres, 
-							   QStringList * results, 
+							   TQStringList * results, 
 		  					   unsigned int limit_results = 500 );
 
 		//! Looks up fileName in the archive.
-		bool ResolveObject( const QString& fileName, chmUnitInfo *ui ) const;
+		bool ResolveObject( const TQString& fileName, chmUnitInfo *ui ) const;
 
 		//!  Retrieves an uncompressed chunk of a file in the .chm.
 		size_t RetrieveObject(const chmUnitInfo *ui, unsigned char *buffer, LONGUINT64 fileOffset, LONGINT64 bufferSize) const;
 		
 		//! Encode the string with the currently selected text codec, if possible. Or return as-is, if not.
-		inline QString encodeWithCurrentCodec (const QString& str) const
+		inline TQString encodeWithCurrentCodec (const TQString& str) const
 		{
 			return (m_textCodec ? m_textCodec->toUnicode (str) : str);
 		}
 
 		//! Encode the string with the currently selected text codec, if possible. Or return as-is, if not.
-		inline QString encodeWithCurrentCodec (const char * str) const
+		inline TQString encodeWithCurrentCodec (const char * str) const
 		{
-			return (m_textCodec ? m_textCodec->toUnicode (str) : (QString) str);
+			return (m_textCodec ? m_textCodec->toUnicode (str) : (TQString) str);
 		}
 	
 		//! Encode the string from internal files with the currently selected text codec, if possible. 
 		//! Or return as-is, if not.	
-		inline QString encodeInternalWithCurrentCodec (const QString& str) const
+		inline TQString encodeInternalWithCurrentCodec (const TQString& str) const
 		{
 			return (m_textCodecForSpecialFiles ? m_textCodecForSpecialFiles->toUnicode (str) : str);
 		}
 	
 		//! Encode the string from internal files with the currently selected text codec, if possible. 
 		//! Or return as-is, if not.	
-		inline QString encodeInternalWithCurrentCodec (const char * str) const
+		inline TQString encodeInternalWithCurrentCodec (const char * str) const
 		{
-			return (m_textCodecForSpecialFiles ? m_textCodecForSpecialFiles->toUnicode (str) : (QString) str);
+			return (m_textCodecForSpecialFiles ? m_textCodecForSpecialFiles->toUnicode (str) : (TQString) str);
 		}
 	
 		//! Helper. Translates from Win32 encodings to generic wxWidgets ones.
-		const char * GetFontEncFromCharSet (const QString& font) const;
+		const char * GetFontEncFromCharSet (const TQString& font) const;
 
 		//! Helper. Returns the $FIftiMain offset of leaf node or 0.
-		u_int32_t GetLeafNodeOffset(const QString& text,
+		u_int32_t GetLeafNodeOffset(const TQString& text,
 									u_int32_t initalOffset,
 		 							u_int32_t buffSize,
    									u_int16_t treeDepth );
@@ -168,23 +168,23 @@ class LCHMFileImpl
 		bool guessTextEncoding ();
 
 		//! Change the current CHM encoding for internal files and texts.
-		//! Encoding could be either simple Qt codepage, or set like CP1251/KOI8, which allows to
+		//! Encoding could be either simple TQt codepage, or set like CP1251/KOI8, which allows to
 		//! set up encodings separately for text (first) and internal files (second)
 		bool  changeFileEncoding( const char *qtencoding );
 
 		//! Convert the word, so it has an appropriate encoding
-		QCString convertSearchWord ( const QString &src );
+		TQCString convertSearchWord ( const TQString &src );
 
 		/*!
 		 * Helper procedure in TOC parsing, decodes the string between the quotes (first or last) with decoding HTML
 		 * entities like &iacute;
 		 */
-		int findStringInQuotes (const QString& tag, int offset, QString& value, bool firstquote, bool decodeentities );
+		int findStringInQuotes (const TQString& tag, int offset, TQString& value, bool firstquote, bool decodeentities );
 
 		/*!
 		 * Decodes Unicode HTML entities according to current encoding.
 		 */
-		QString decodeEntity (const QString& entity );
+		TQString decodeEntity (const TQString& entity );
 		
 		/*!
 		 * \brief Returns the list of all available text encodings.
@@ -216,7 +216,7 @@ class LCHMFileImpl
 		/*!
 		 * Normalizes path to search in internal arrays
 		 */
-		QString normalizeUrl (const QString& path ) const;
+		TQString normalizeUrl (const TQString& path ) const;
 
 		
 		// Members		
@@ -225,36 +225,36 @@ class LCHMFileImpl
 		chmFile	*	m_chmFile;
 	
 		//! Opened file name
-		QString  	m_filename;
+		TQString  	m_filename;
 	
 		//! Home url, got from CHM file
-		QString  	m_home;
+		TQString  	m_home;
 
 		//! Context tree filename. Got from CHM file
-		QString  	m_topicsFile;
+		TQString  	m_topicsFile;
 
 		//! Index filename. Got from CHM file
-		QString 	m_indexFile;
+		TQString 	m_indexFile;
 
 		//! Chm Title. Got from CHM file
-		QString		m_title;
+		TQString		m_title;
 
 		// Localization stuff
 		//! LCID from CHM file, used in encoding detection
 		short			m_detectedLCID;
 
 		//! font charset from CHM file, used in encoding detection
-		QString 		m_font;
+		TQString 		m_font;
 
 		//! Chosen text codec
-		QTextCodec	*	m_textCodec;
-		QTextCodec	*	m_textCodecForSpecialFiles;
+		TQTextCodec	*	m_textCodec;
+		TQTextCodec	*	m_textCodecForSpecialFiles;
 
 		//! Current encoding
 		const LCHMTextEncoding * m_currentEncoding;
 
 		//! Map to decode HTML entitles like &acute; based on current encoding
-		QMap<QString, QString>					m_entityDecodeMap;
+		TQMap<TQString, TQString>					m_entityDecodeMap;
 
 		//! TRUE if /#TOPICS, /#STRINGS, /#URLTBL and  /#URLSTR are resolved, and the members below are valid
 		bool		m_lookupTablesValid;
@@ -282,5 +282,5 @@ class LCHMFileImpl
 		LCHMTocImageKeeper	m_imagesKeeper;
 		
 		//! Map url->topic
-		QMap< QString, QString >	m_url2topics;
+		TQMap< TQString, TQString >	m_url2topics;
 };
diff --git a/lib/libchmfile/libchmtextencoding.h b/lib/libchmfile/libchmtextencoding.h
index ff34736..b62b3d0 100644
--- a/lib/libchmfile/libchmtextencoding.h
+++ b/lib/libchmfile/libchmtextencoding.h
@@ -33,7 +33,7 @@ typedef struct LCHMTextEncoding
 	int				winlcid;		//! Windows LCID for this language
 	int				wincodepage;	//! Windows codepage for this language.
 	int				wincharset;		//! Windows charset.
-	const char	*	qtcodec;		//! Qt text codec to use
+	const char	*	qtcodec;		//! TQt text codec to use
 };
 
 
diff --git a/lib/libchmfile/libchmtocimage.cpp b/lib/libchmfile/libchmtocimage.cpp
index c272b10..89fe45e 100644
--- a/lib/libchmfile/libchmtocimage.cpp
+++ b/lib/libchmfile/libchmtocimage.cpp
@@ -2103,7 +2103,7 @@ LCHMTocImageKeeper::LCHMTocImageKeeper( )
 	}
 }
 
-const QPixmap * LCHMTocImageKeeper::getImage( int id )
+const TQPixmap * LCHMTocImageKeeper::getImage( int id )
 {
 	if ( id < 0 || id > LCHMBookIcons::MAX_BUILTIN_ICONS )
 		qFatal("LCHMTocImageKeeper::getImage: requested image id (%d) is out of range (%d)", id,  LCHMBookIcons::MAX_BUILTIN_ICONS );
diff --git a/lib/libchmfile/libchmtocimage.h b/lib/libchmfile/libchmtocimage.h
index 73f84da..784b81b 100644
--- a/lib/libchmfile/libchmtocimage.h
+++ b/lib/libchmfile/libchmtocimage.h
@@ -25,8 +25,8 @@ class LCHMTocImageKeeper
 {
 	public:
 		LCHMTocImageKeeper();
-		const QPixmap * getImage( int id );
+		const TQPixmap * getImage( int id );
 		
 	private:
-		QPixmap	m_images[LCHMBookIcons::MAX_BUILTIN_ICONS];
+		TQPixmap	m_images[LCHMBookIcons::MAX_BUILTIN_ICONS];
 };
diff --git a/lib/libchmfile/libchmurlfactory.h b/lib/libchmfile/libchmurlfactory.h
index 29ac433..5481e8d 100644
--- a/lib/libchmfile/libchmurlfactory.h
+++ b/lib/libchmfile/libchmurlfactory.h
@@ -19,18 +19,18 @@
  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.             *
  ***************************************************************************/
 
-#include <qdir.h>
-#include <qstring.h>
-#include <qregexp.h>
+#include <tqdir.h>
+#include <tqstring.h>
+#include <tqregexp.h>
 
 namespace LCHMUrlFactory
 {
 	
-static inline bool isRemoteURL( const QString & url, QString & protocol )
+static inline bool isRemoteURL( const TQString & url, TQString & protocol )
 {
 	// Check whether the URL is external
-	QRegExp uriregex ( "^(\\w+):\\/\\/" );
-	QRegExp mailtoregex ( "^(mailto):" );
+	TQRegExp uriregex ( "^(\\w+):\\/\\/" );
+	TQRegExp mailtoregex ( "^(mailto):" );
 
 	// mailto: can also have different format, so handle it
 	if ( url.startsWith( "mailto:" ) )
@@ -40,7 +40,7 @@ static inline bool isRemoteURL( const QString & url, QString & protocol )
 	}
 	else if ( uriregex.search ( url ) != -1 )
 	{
-		QString proto = uriregex.cap ( 1 ).lower();
+		TQString proto = TQString(uriregex.cap( 1 )).lower();
 	
 		// Filter the URLs which need to be opened by a browser
 		if ( proto == "http" 
@@ -57,15 +57,15 @@ static inline bool isRemoteURL( const QString & url, QString & protocol )
 }
 
 // Some JS urls start with javascript://
-static inline bool isJavascriptURL( const QString & url )
+static inline bool isJavascriptURL( const TQString & url )
 {
 	return url.startsWith ("javascript://");
 }
 
 // Parse urls like "ms-its:file name.chm::/topic.htm"
-static inline bool isNewChmURL( const QString & url, QString & chmfile, QString & page )
+static inline bool isNewChmURL( const TQString & url, TQString & chmfile, TQString & page )
 {
-	QRegExp uriregex ( "^ms-its:(.*)::(.*)$" );
+	TQRegExp uriregex ( "^ms-its:(.*)::(.*)$" );
 
 	if ( uriregex.search ( url ) != -1 )
 	{
@@ -78,15 +78,15 @@ static inline bool isNewChmURL( const QString & url, QString & chmfile, QString
 	return false;
 }
 
-static inline QString makeURLabsoluteIfNeeded( const QString & url )
+static inline TQString makeURLabsoluteIfNeeded( const TQString & url )
 {
-	QString p1, p2, newurl = url;
+	TQString p1, p2, newurl = url;
 
 	if ( !isRemoteURL (url, p1)
 	&& !isJavascriptURL (url)
 	&& !isNewChmURL (url, p1, p2) )
 	{
-		newurl = QDir::cleanDirPath (url);
+		newurl = TQDir::cleanDirPath (url);
 
 		// Normalize url, so it becomes absolute
 		if ( newurl[0] != '/' )
@@ -100,20 +100,20 @@ static inline QString makeURLabsoluteIfNeeded( const QString & url )
 
 // Returns a special string, which allows the kio-slave, or viewwindow-browser iteraction 
 // to regognize our own internal urls, which is necessary to show image-only pages.
-static inline QString getInternalUriExtension()
+static inline TQString getInternalUriExtension()
 {
 	return ".KCHMVIEWER_SPECIAL_HANDLER";
 }
 
 
-static inline bool handleFileType( const QString& link, QString& generated )
+static inline bool handleFileType( const TQString& link, TQString& generated )
 {
-	QString intext = getInternalUriExtension();
+	TQString intext = getInternalUriExtension();
 	
 	if ( !link.endsWith( intext ) )
 		return false;
 
-	QString filelink = link.left( link.length() - strlen( intext ) );
+	TQString filelink = link.left( link.length() - strlen( intext ) );
 	generated = "<html><body><img src=\"" + filelink + "\"></body></html>";
 	return true;
 }
diff --git a/lib/libchmfile/qt34.cpp b/lib/libchmfile/qt34.cpp
index fd7028a..e1194f9 100644
--- a/lib/libchmfile/qt34.cpp
+++ b/lib/libchmfile/qt34.cpp
@@ -19,9 +19,9 @@
  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.             *
  ***************************************************************************/
 
-#include <qdir.h>
+#include <tqdir.h>
 
-#include "qt34.h"
+#include "tqt34.h"
 
 LIBCHMCString::LIBCHMCString()
 {
@@ -29,10 +29,10 @@ LIBCHMCString::LIBCHMCString()
 
 LIBCHMCString::LIBCHMCString(const char *string)
 {
-#if defined (USE_QT_4)
-	cs = QByteArray(string);
+#if defined (USE_TQT_4)
+	cs = TQByteArray(string);
 #else
-	cs = QCString(string);
+	cs = TQCString(string);
 #endif
 }
 
@@ -45,16 +45,16 @@ const char *LIBCHMCString::toCString() const
 
 void LIBCHMCString::clear()
 {
-#if defined (USE_QT_4)
-	cs = QByteArray();
+#if defined (USE_TQT_4)
+	cs = TQByteArray();
 #else
-	cs = QCString();
+	cs = TQCString();
 #endif
 }
 
-bool LIBCHMCString::operator==(const QString &string) const
+bool LIBCHMCString::operator==(const TQString &string) const
 {
-	return QString(cs) == string;
+	return TQString(cs) == string;
 }
 
 uint LIBCHMCString::length() const
@@ -77,9 +77,9 @@ char LIBCHMCString::at(uint i) const
 	return cs.at(i);
 }
 
-void LIBCHMCString::replace(uint index, uint len, const char *str)
+void LIBCHMCString::tqreplace(uint index, uint len, const char *str)
 {
-	cs.replace(index, len, str);
+	cs.tqreplace(index, len, str);
 }
 
 void LIBCHMCString::remove(uint index, uint len)
@@ -89,7 +89,7 @@ void LIBCHMCString::remove(uint index, uint len)
 
 LIBCHMCString LIBCHMCString::lower()
 {
-#if defined (USE_QT_4)
+#if defined (USE_TQT_4)
 	return cs.toLower().data();
 #else
 	return cs.lower().data();
@@ -98,21 +98,21 @@ LIBCHMCString LIBCHMCString::lower()
 
 
 
-LIBCHMRegExp::LIBCHMRegExp(const QString &regexp)
+LIBCHMRegExp::LIBCHMRegExp(const TQString &regexp)
 {
-	re = QRegExp(regexp);
+	re = TQRegExp(regexp);
 }
 
-int LIBCHMRegExp::search(const QString &str, int offset)
+int LIBCHMRegExp::search(const TQString &str, int offset)
 {
-#if defined (USE_QT_4)
+#if defined (USE_TQT_4)
 	return re.indexIn(str, offset);
 #else
 	return re.search(str, offset);
 #endif
 }
 
-QString LIBCHMRegExp::cap(int nth)
+TQString LIBCHMRegExp::cap(int nth)
 {
 	return re.cap(nth);
 }
@@ -134,19 +134,19 @@ LIBCHMString::LIBCHMString()
 {
 }
 
-LIBCHMString::LIBCHMString(const QString &string)
+LIBCHMString::LIBCHMString(const TQString &string)
 {
 	s = string;
 }
 
 LIBCHMString::LIBCHMString(const char *string)
 {
-	s = QString(string);
+	s = TQString(string);
 }
 
-QString LIBCHMString::lower() const
+TQString LIBCHMString::lower() const
 {
-#if defined (USE_QT_4)
+#if defined (USE_TQT_4)
 	return s.toLower();
 #else
 	return s.lower();
@@ -155,58 +155,58 @@ QString LIBCHMString::lower() const
 
 const char *LIBCHMString::ascii() const
 {
-#if defined (USE_QT_4)
+#if defined (USE_TQT_4)
 	return s.toAscii();
 #else
 	return s.ascii();
 #endif
 }
 
-int LIBCHMString::find(char c, int index) const
+int LIBCHMString::tqfind(char c, int index) const
 {
-#if defined (USE_QT_4)
+#if defined (USE_TQT_4)
 	return s.indexOf(c, index);
 #else
-	return s.find(c, index);
+	return s.tqfind(c, index);
 #endif
 }
 
-int LIBCHMString::find(const QChar &c, int index) const
+int LIBCHMString::tqfind(const TQChar &c, int index) const
 {
-#if defined (USE_QT_4)
+#if defined (USE_TQT_4)
 	return s.indexOf(c, index);
 #else
-	return s.find(c, index);
+	return s.tqfind(c, index);
 #endif
 }
 
-int LIBCHMString::find(const QString &string, int index, bool cs) const
+int LIBCHMString::tqfind(const TQString &string, int index, bool cs) const
 {
-#if defined (USE_QT_4)
-	Qt::CaseSensitivity cse;
-	if (cs) cse = Qt::CaseSensitive;
-	else cse = Qt::CaseInsensitive;
+#if defined (USE_TQT_4)
+	TQt::CaseSensitivity cse;
+	if (cs) cse = TQt::CaseSensitive;
+	else cse = TQt::CaseInsensitive;
 	return s.indexOf(string, index, cse);
 #else
-	return s.find(string, index, cs);
+	return s.tqfind(string, index, cs);
 #endif
 }
 
-int LIBCHMString::findRev(char c) const
+int LIBCHMString::tqfindRev(char c) const
 {
-#if defined (USE_QT_4)
+#if defined (USE_TQT_4)
 	return s.lastIndexOf(c);
 #else
-	return s.findRev(c);
+	return s.tqfindRev(c);
 #endif
 }
 
-QChar LIBCHMString::at(uint i) const
+TQChar LIBCHMString::at(uint i) const
 {
 	return s.at(i);
 }
 
-QString LIBCHMString::left(uint len) const
+TQString LIBCHMString::left(uint len) const
 {
 	return s.left(len);
 }
@@ -221,39 +221,39 @@ bool LIBCHMString::isEmpty() const
 	return s.isEmpty();
 }
 
-QString LIBCHMString::toString() const
+TQString LIBCHMString::toString() const
 {
 	return s;
 }
 
-bool LIBCHMString::operator==(const QString &string) const
+bool LIBCHMString::operator==(const TQString &string) const
 {
 	return s == string;
 }
 
 
 
-QString LIBCHMDir::cleanDirPath(const QString &dir)
+TQString LIBCHMDir::cleanDirPath(const TQString &dir)
 {
-#if defined (USE_QT_4)
-	return QDir::cleanPath(dir);
+#if defined (USE_TQT_4)
+	return TQDir::cleanPath(dir);
 #else
-	return QDir::cleanDirPath(dir);
+	return TQDir::cleanDirPath(dir);
 #endif
 }
 
 
 
-bool LIBCHMStringList::contains(const QStringList &list, const QString &string)
+bool LIBCHMStringList::tqcontains(const TQStringList &list, const TQString &string)
 {
-	return list.contains(string);
+	return list.tqcontains(string);
 }
 
-QStringList LIBCHMStringList::split(const QRegExp &regexp, const QString &string)
+TQStringList LIBCHMStringList::split(const TQRegExp &regexp, const TQString &string)
 {
-#if defined (USE_QT_4)
-	return string.split(regexp, QString::SkipEmptyParts);
+#if defined (USE_TQT_4)
+	return string.split(regexp, TQString::SkipEmptyParts);
 #else
-	return QStringList::split(regexp, string);
+	return TQStringList::split(regexp, string);
 #endif
 }
diff --git a/lib/libchmfile/qt34.h b/lib/libchmfile/qt34.h
index 0835b0a..6181c8b 100644
--- a/lib/libchmfile/qt34.h
+++ b/lib/libchmfile/qt34.h
@@ -22,22 +22,22 @@
 #ifndef INCLUDE_QT34_H
 #define INCLUDE_QT34_H
 
-#include <qregexp.h>
-#include <qstring.h>
+#include <tqregexp.h>
+#include <tqstring.h>
 
-// Qt3/Qt4 compatibility: in Qt3 QVector stores pointers, not values - so QValueVector should be used. 
-// In Qt4 QVector stores values, so we can use QVector
-#if defined (USE_QT_4)
-	#define	LIBCHMVector	QVector
+// TQt3/TQt4 compatibility: in TQt3 TQVector stores pointers, not values - so TQValueVector should be used. 
+// In TQt4 TQVector stores values, so we can use TQVector
+#if defined (USE_TQT_4)
+	#define	LIBCHMVector	TQVector
 #else
-#include <qvaluevector.h>
-	#define	LIBCHMVector	QValueVector
+#include <tqvaluevector.h>
+	#define	LIBCHMVector	TQValueVector
 #endif
 
-#if defined (USE_QT_4)
-	#define	LIBCHMMemArray	QVector
+#if defined (USE_TQT_4)
+	#define	LIBCHMMemArray	TQVector
 #else
-	#define	LIBCHMMemArray	QMemArray
+	#define	LIBCHMMemArray	TQMemArray
 #endif
 
 class LIBCHMCString
@@ -50,74 +50,74 @@ class LIBCHMCString
 		
 		void clear();
 		
-		bool operator==(const QString &string) const;
+		bool operator==(const TQString &string) const;
 		uint length() const;
 		bool isEmpty() const;
 		void prepend(char c);
 		char at(uint i) const;
-		void replace(uint index, uint len, const char *str);
+		void tqreplace(uint index, uint len, const char *str);
 		void remove(uint index, uint len);
 		LIBCHMCString lower();
 	
 	private:
-#if defined (USE_QT_4)
-		QByteArray cs;
+#if defined (USE_TQT_4)
+		TQByteArray cs;
 #else
-		QCString cs;
+		TQCString cs;
 #endif
 };
 
 class LIBCHMRegExp
 {
 	public:
-		LIBCHMRegExp(const QString &regexp);
+		LIBCHMRegExp(const TQString &regexp);
 		
-		int search(const QString &str, int offset = 0);
-		QString cap(int nth);
+		int search(const TQString &str, int offset = 0);
+		TQString cap(int nth);
 		void setMinimal(bool minimal);
 		int matchedLength() const;
 	
 	private:
-		QRegExp re;
+		TQRegExp re;
 };
 
 class LIBCHMString
 {
 	public:
 		LIBCHMString();
-		LIBCHMString(const QString &string);
+		LIBCHMString(const TQString &string);
 		LIBCHMString(const char *string);
 		
-		QString lower() const;
+		TQString lower() const;
 		const char *ascii() const;
-		int find(char c, int index = -1) const;
-		int find(const QChar &c, int index) const;
-		int find(const QString &string, int index, bool cs) const;
-		int findRev(char c) const;
-		QChar at(uint i) const;
-		QString left(uint len) const;
+		int tqfind(char c, int index = -1) const;
+		int tqfind(const TQChar &c, int index) const;
+		int tqfind(const TQString &string, int index, bool cs) const;
+		int tqfindRev(char c) const;
+		TQChar at(uint i) const;
+		TQString left(uint len) const;
 		LIBCHMString mid(uint index, uint len = 0xffffffff) const;
 		bool isEmpty() const;
 		
-		QString toString() const;
+		TQString toString() const;
 		
-		bool operator==(const QString &string) const;
+		bool operator==(const TQString &string) const;
 	
 	private:
-		QString s;
+		TQString s;
 };
 
 class LIBCHMDir
 {
 	public:
-		static QString cleanDirPath(const QString &dir);
+		static TQString cleanDirPath(const TQString &dir);
 };
 
 class LIBCHMStringList
 {
 	public:
-		static bool contains(const QStringList &list, const QString &string);
-		static QStringList split(const QRegExp &regexp, const QString &string);
+		static bool tqcontains(const TQStringList &list, const TQString &string);
+		static TQStringList split(const TQRegExp &regexp, const TQString &string);
 };
 
 #endif
diff --git a/src/forwarddeclarations.h b/src/forwarddeclarations.h
index ea8d8ee..4c988a1 100644
--- a/src/forwarddeclarations.h
+++ b/src/forwarddeclarations.h
@@ -22,14 +22,14 @@
 #ifndef FORWARD_DECLARATIONS_H
 #define FORWARD_DECLARATIONS_H
 
-class QComboBox;
-class QListView;
-class QListBox;
-class QListViewItem;
-class QListViewItemIterator;
-class QLineEdit;
-class QTabWidget;
-class QToolButton;
+class TQComboBox;
+class TQListView;
+class TQListBox;
+class TQListViewItem;
+class TQListViewItemIterator;
+class TQLineEdit;
+class TQTabWidget;
+class TQToolButton;
  
 class KCHMMainWindow;
 class KCHMViewWindow;
diff --git a/src/iconstorage.cpp b/src/iconstorage.cpp
index c4bbb25..1c8ce2a 100644
--- a/src/iconstorage.cpp
+++ b/src/iconstorage.cpp
@@ -973,7 +973,7 @@ static const KCHMIconStorage::png_memory_image_t png_image_toolbakicons[] =
 
 
 
-const QPixmap * KCHMIconStorage::getApplicationIcon( )
+const TQPixmap * KCHMIconStorage::getApplicationIcon( )
 {
 	static const char png_image_cr64_app_kchmviewer[] =
 	{
@@ -1197,7 +1197,7 @@ const QPixmap * KCHMIconStorage::getApplicationIcon( )
 
 	if ( !m_iconApplication )
 	{
-		m_iconApplication = new QPixmap ();
+		m_iconApplication = new TQPixmap ();
 		if ( !m_iconApplication->loadFromData ((const uchar*)png_image_cr64_app_kchmviewer, sizeof(png_image_cr64_app_kchmviewer) - 1, "PNG") )
 			qFatal ("Could not load application icon");
 	}
@@ -1206,7 +1206,7 @@ const QPixmap * KCHMIconStorage::getApplicationIcon( )
 }
 
 
-const QPixmap * KCHMIconStorage::getCloseWindowIcon( )
+const TQPixmap * KCHMIconStorage::getCloseWindowIcon( )
 {
 	static const char png_image_cancel[] =
 	{
@@ -1253,7 +1253,7 @@ const QPixmap * KCHMIconStorage::getCloseWindowIcon( )
 
 	if ( !m_iconCloseWindow )
 	{
-		m_iconCloseWindow = new QPixmap ();
+		m_iconCloseWindow = new TQPixmap ();
 		
 		if ( !m_iconCloseWindow->loadFromData ((const uchar*)png_image_cancel, sizeof(png_image_cancel) - 1, "PNG") )
 			qFatal ("Could not load cancel icon");
@@ -1274,19 +1274,19 @@ KCHMIconStorage::KCHMIconStorage( )
 KCHMIconStorage	gIconStorage;
 
 
-const QPixmap * KCHMIconStorage::getToolbarPixmap( pixmap_index_t pix )
+const TQPixmap * KCHMIconStorage::getToolbarPixmap( pixmap_index_t pix )
 {
 	return returnOrLoadImage ( (unsigned int) pix, png_image_toolbakicons + (pix - KCHMIconStorage::back));
 }
 
 
-const QPixmap * KCHMIconStorage::returnOrLoadImage( unsigned int id, const png_memory_image_t * image )
+const TQPixmap * KCHMIconStorage::returnOrLoadImage( unsigned int id, const png_memory_image_t * image )
 {
-	QMap<unsigned int, QPixmap*>::iterator it = m_iconMap.find (id);
+	TQMap<unsigned int, TQPixmap*>::iterator it = m_iconMap.tqfind (id);
 
 	if ( it == m_iconMap.end() )
 	{
-		m_iconMap[id] = new QPixmap ();
+		m_iconMap[id] = new TQPixmap ();
 		if ( !m_iconMap[id]->loadFromData ((const uchar*)image->data, image->size, "PNG") )
 			qFatal ("Could not load image %d", id);
 	}
diff --git a/src/iconstorage.h b/src/iconstorage.h
index 0a7a14e..d9d60dd 100644
--- a/src/iconstorage.h
+++ b/src/iconstorage.h
@@ -22,8 +22,8 @@
 #ifndef ICON_STORAGE_H
 #define ICON_STORAGE_H
 
-#include <qmap.h>
-#include <qpixmap.h>
+#include <tqmap.h>
+#include <tqpixmap.h>
 
 
 class KCHMIconStorage
@@ -54,16 +54,16 @@ class KCHMIconStorage
 		};
 	
 		KCHMIconStorage();
-		const QPixmap * getToolbarPixmap (pixmap_index_t pix);
-		const QPixmap * getApplicationIcon();
-		const QPixmap * getCloseWindowIcon();
+		const TQPixmap * getToolbarPixmap (pixmap_index_t pix);
+		const TQPixmap * getApplicationIcon();
+		const TQPixmap * getCloseWindowIcon();
 	
 	private:
-		const QPixmap * returnOrLoadImage (unsigned int id, const png_memory_image_t * image);
+		const TQPixmap * returnOrLoadImage (unsigned int id, const png_memory_image_t * image);
 	
-		QMap<unsigned int, QPixmap*>	m_iconMap;
-		QPixmap *						m_iconApplication;
-		QPixmap *						m_iconCloseWindow;
+		TQMap<unsigned int, TQPixmap*>	m_iconMap;
+		TQPixmap *						m_iconApplication;
+		TQPixmap *						m_iconCloseWindow;
 };
 
 extern KCHMIconStorage	gIconStorage;
diff --git a/src/kchmbookmarkwindow.cpp b/src/kchmbookmarkwindow.cpp
index 2e332fa..75d1ab4 100644
--- a/src/kchmbookmarkwindow.cpp
+++ b/src/kchmbookmarkwindow.cpp
@@ -27,52 +27,52 @@
 
 #include "kchmbookmarkwindow.moc"
 
-KCHMBookmarkWindow::KCHMBookmarkWindow(QWidget *parent, const char *name)
- : QWidget(parent, name)
+KCHMBookmarkWindow::KCHMBookmarkWindow(TQWidget *tqparent, const char *name)
+ : TQWidget(tqparent, name)
 {
-	QVBoxLayout * layout = new QVBoxLayout (this);
-	layout->setMargin (5);
+	TQVBoxLayout * tqlayout = new TQVBoxLayout (this);
+	tqlayout->setMargin (5);
 
 	m_bookmarkList = new KQListView (this);
 	m_bookmarkList->addColumn( "bookmark" ); // no need to i18n - the column is hidden
 	m_bookmarkList->header()->hide();
-	layout->addWidget (m_bookmarkList);
+	tqlayout->addWidget (m_bookmarkList);
 
 	new KCHMListItemTooltip( m_bookmarkList );
 	
-	QHBoxLayout * hlayout = new QHBoxLayout (layout);
-	QPushButton * add = new QPushButton ( i18n( "&Add" ), this);
-	QPushButton * edit = new QPushButton ( i18n( "&Edit" ), this);
-	QPushButton * del = new QPushButton ( i18n( "&Del" ), this);
+	TQHBoxLayout * htqlayout = new TQHBoxLayout (tqlayout);
+	TQPushButton * add = new TQPushButton ( i18n( "&Add" ), this);
+	TQPushButton * edit = new TQPushButton ( i18n( "&Edit" ), this);
+	TQPushButton * del = new TQPushButton ( i18n( "&Del" ), this);
 	
-	hlayout->addWidget (add);
-	hlayout->addWidget (edit);
-	hlayout->addWidget (del);
+	htqlayout->addWidget (add);
+	htqlayout->addWidget (edit);
+	htqlayout->addWidget (del);
 	
 	connect( m_bookmarkList, 
-			 SIGNAL( doubleClicked ( QListViewItem *, const QPoint &, int) ), 
+			 TQT_SIGNAL( doubleClicked ( TQListViewItem *, const TQPoint &, int) ), 
 			 this, 
-			 SLOT( onDoubleClicked ( QListViewItem *, const QPoint &, int) ) );
+			 TQT_SLOT( onDoubleClicked ( TQListViewItem *, const TQPoint &, int) ) );
 	
 	connect( add, 
-			 SIGNAL( clicked () ), 
+			 TQT_SIGNAL( clicked () ), 
 			 this, 
-			 SLOT( onAddBookmarkPressed( ) ) );
+			 TQT_SLOT( onAddBookmarkPressed( ) ) );
 	
 	connect( del, 
-			 SIGNAL( clicked () ), 
+			 TQT_SIGNAL( clicked () ), 
 			 this, 
-			 SLOT( onDelBookmarkPressed( ) ) );
+			 TQT_SLOT( onDelBookmarkPressed( ) ) );
 	
 	connect( edit, 
-			 SIGNAL( clicked () ), 
+			 TQT_SIGNAL( clicked () ), 
 			 this, 
-			 SLOT( onEditBookmarkPressed( ) ) );
+			 TQT_SLOT( onEditBookmarkPressed( ) ) );
 	
 	connect( m_bookmarkList, 
-			 SIGNAL( contextMenuRequested( QListViewItem *, const QPoint& , int ) ),
+			 TQT_SIGNAL( contextMenuRequested( TQListViewItem *, const TQPoint& , int ) ),
 			 this, 
-			 SLOT( slotContextMenuRequested ( QListViewItem *, const QPoint &, int ) ) );
+			 TQT_SLOT( slotContextMenuRequested ( TQListViewItem *, const TQPoint &, int ) ) );
 
 	m_menuBookmarks = 0;
 	m_contextMenu = 0;
@@ -82,12 +82,12 @@ KCHMBookmarkWindow::KCHMBookmarkWindow(QWidget *parent, const char *name)
 void KCHMBookmarkWindow::onAddBookmarkPressed( )
 {
     bool ok;
-	QString url = ::mainWindow->currentBrowser()->getOpenedPage();
-	QString title = ::mainWindow->chmFile()->getTopicByUrl(url);
-	QString name = QInputDialog::getText( 
+	TQString url = ::mainWindow->currentBrowser()->getOpenedPage();
+	TQString title = ::mainWindow->chmFile()->getTopicByUrl(url);
+	TQString name = TQInputDialog::getText( 
 			i18n( "%1 - add a bookmark") . arg(APP_NAME),
 			i18n( "Enter the name for this bookmark:" ),
-			QLineEdit::Normal,
+			TQLineEdit::Normal,
 			title,
 			&ok, 
 			this);
@@ -126,10 +126,10 @@ void KCHMBookmarkWindow::onEditBookmarkPressed( )
 	if ( item )
 	{
 	    bool ok;
-		QString name = QInputDialog::getText( 
+		TQString name = TQInputDialog::getText( 
 			i18n( "%1 - edit the bookmark name") . arg(APP_NAME),
 			i18n( "Enter the name for this bookmark:" ),
-			QLineEdit::Normal,
+			TQLineEdit::Normal,
 			item->name, 
 			&ok, 
 			this);
@@ -144,7 +144,7 @@ void KCHMBookmarkWindow::onEditBookmarkPressed( )
 }
 
 
-void KCHMBookmarkWindow::onDoubleClicked( QListViewItem * item, const QPoint &, int )
+void KCHMBookmarkWindow::onDoubleClicked( TQListViewItem * item, const TQPoint &, int )
 {
 	if ( !item )
 		return;
@@ -171,7 +171,7 @@ void KCHMBookmarkWindow::restoreSettings( const KCHMSettings::bookmark_saved_set
 
 void KCHMBookmarkWindow::saveSettings( KCHMSettings::bookmark_saved_settings_t & settings )
 {
-    QListViewItemIterator it (m_bookmarkList);
+    TQListViewItemIterator it (m_bookmarkList);
 
 	settings.clear();
 
@@ -182,9 +182,9 @@ void KCHMBookmarkWindow::saveSettings( KCHMSettings::bookmark_saved_settings_t &
     }
 }
 
-void KCHMBookmarkWindow::invalidate( )
+void KCHMBookmarkWindow::tqinvalidate( )
 {
-	QListViewItemIterator it( m_bookmarkList );
+	TQListViewItemIterator it( m_bookmarkList );
 	
 	for ( ; it.current(); it++ )
 		m_menuBookmarks->removeItem( ((KCHMBookmarkTreeViewItem *) it.current())->menuid );
@@ -192,21 +192,21 @@ void KCHMBookmarkWindow::invalidate( )
 	m_bookmarkList->clear();
 }
 
-void KCHMBookmarkWindow::createMenu( KCHMMainWindow * parent )
+void KCHMBookmarkWindow::createMenu( KCHMMainWindow * tqparent )
 {
 	// Create the main Bookmark menu
-	m_menuBookmarks = new KQPopupMenu( parent );
-	parent->menuBar()->insertItem( i18n( "&Bookmarks"), m_menuBookmarks );
+	m_menuBookmarks = new KTQPopupMenu( tqparent );
+	tqparent->menuBar()->insertItem( i18n( "&Bookmarks"), m_menuBookmarks );
 
-	m_menuBookmarks->insertItem( i18n( "&Add bookmark"), this, SLOT(onAddBookmarkPressed()), CTRL+Key_B );
+	m_menuBookmarks->insertItem( i18n( "&Add bookmark"), this, TQT_SLOT(onAddBookmarkPressed()), CTRL+Key_B );
 	m_menuBookmarks->insertSeparator();
 
-	connect( m_menuBookmarks, SIGNAL( activated(int) ), this, SLOT ( onBookmarkSelected(int) ));
+	connect( m_menuBookmarks, TQT_SIGNAL( activated(int) ), this, TQT_SLOT ( onBookmarkSelected(int) ));
 }
 
 void KCHMBookmarkWindow::onBookmarkSelected( int bookmark )
 {
-	QListViewItemIterator it( m_bookmarkList );
+	TQListViewItemIterator it( m_bookmarkList );
 	
 	for ( ; it.current(); it++ )
 	{
@@ -223,7 +223,7 @@ void KCHMBookmarkWindow::onBookmarkSelected( int bookmark )
 	}
 }
 
-void KCHMBookmarkWindow::slotContextMenuRequested( QListViewItem * item, const QPoint & point, int )
+void KCHMBookmarkWindow::slotContextMenuRequested( TQListViewItem * item, const TQPoint & point, int )
 {
 	if ( !m_contextMenu )
 		m_contextMenu = ::mainWindow->currentBrowser()->createListItemContextMenu( this );
diff --git a/src/kchmbookmarkwindow.h b/src/kchmbookmarkwindow.h
index 20057f4..1692a3b 100644
--- a/src/kchmbookmarkwindow.h
+++ b/src/kchmbookmarkwindow.h
@@ -29,35 +29,36 @@
 /**
 @author Georgy Yunaev
 */
-class KCHMBookmarkWindow : public QWidget
+class KCHMBookmarkWindow : public TQWidget
 {
 	Q_OBJECT
+  TQ_OBJECT
 	public:
-		KCHMBookmarkWindow(QWidget *parent = 0, const char *name = 0);
+		KCHMBookmarkWindow(TQWidget *tqparent = 0, const char *name = 0);
 		virtual ~KCHMBookmarkWindow() {};
 	
-		void 	createMenu( KCHMMainWindow * parent );
+		void 	createMenu( KCHMMainWindow * tqparent );
 		
 		void	restoreSettings (const KCHMSettings::bookmark_saved_settings_t& settings);
 		void	saveSettings (KCHMSettings::bookmark_saved_settings_t& settings);
-		void	invalidate();
+		void	tqinvalidate();
 		
 	public slots:
 		void 	onAddBookmarkPressed ();
-		void	slotContextMenuRequested ( QListViewItem *item, const QPoint &point, int column );
+		void	slotContextMenuRequested ( TQListViewItem *item, const TQPoint &point, int column );
 			
 	private slots:
 		void	onBookmarkSelected( int );
 		void	onDelBookmarkPressed( );
 		void	onEditBookmarkPressed( );
-		void	onDoubleClicked ( QListViewItem *, const QPoint &, int );
+		void	onDoubleClicked ( TQListViewItem *, const TQPoint &, int );
 	
 	private:
-		KQPopupMenu *	m_menuBookmarks;
+		KTQPopupMenu *	m_menuBookmarks;
 		KQListView	*	m_bookmarkList;
-		QString			m_bookmarkFileName;
+		TQString			m_bookmarkFileName;
 		bool			m_listChanged;
-		KQPopupMenu * 	m_contextMenu;		
+		KTQPopupMenu * 	m_contextMenu;		
 };
 
 #endif
diff --git a/src/kchmconfig.cpp b/src/kchmconfig.cpp
index f5058f3..2e3df0b 100644
--- a/src/kchmconfig.cpp
+++ b/src/kchmconfig.cpp
@@ -32,8 +32,8 @@ const char * APP_PATHINUSERDIR = ".kchmviewer";
 
 KCHMConfig::KCHMConfig()
 {
-	QDir dir;
-	m_datapath = QDir::homeDirPath() + "/" + APP_PATHINUSERDIR;
+	TQDir dir;
+	m_datapath = TQDir::homeDirPath() + "/" + APP_PATHINUSERDIR;
 	 
 	dir.setPath (m_datapath);
 	
@@ -47,8 +47,8 @@ KCHMConfig::KCHMConfig()
 	m_HistoryStoreExtra = true;
 	m_useSearchEngine = SEARCH_USE_MINE;
 	
-	m_QtBrowserPath = "viewurl-netscape.sh '%s'";
-	m_kdeUseQTextBrowser = false;
+	m_TQtBrowserPath = "viewurl-netscape.sh '%s'";
+	m_kdeUseTQTextBrowser = false;
 	m_kdeEnableJS = false;
 	m_kdeEnableJava = false;
 	m_kdeEnablePlugins = true;
@@ -67,24 +67,24 @@ KCHMConfig::~KCHMConfig()
 
 bool KCHMConfig::load()
 {
-	QFile file (m_datapath + "/config");
+	TQFile file (m_datapath + "/config");
 	if ( !file.open (IO_ReadOnly) )
 		return false; // no error message - not actually a problem
 	
-	QString line;
+	TQString line;
 	char readbuf[4096];
 	bool getting_history = false;
 	m_History.clear();
 	
 	while ( file.readLine( readbuf, sizeof(readbuf) - 1 ) > 0 )
 	{
-		line = QString::fromUtf8( readbuf ).stripWhiteSpace();
+		line = TQString::fromUtf8( readbuf ).stripWhiteSpace();
 		
 		// skip empty lines and comments
 		if ( line.isEmpty() || line[0] == '#' )
 			continue;
 		
-		QRegExp rxsection ("^\\[(\\w+)\\]$"), rxkeypair ("^(\\w+)\\s*=\\s*(.*)$");
+		TQRegExp rxsection ("^\\[(\\w+)\\]$"), rxkeypair ("^(\\w+)\\s*=\\s*(.*)$");
 		
 		if ( rxsection.search ( line ) != -1 )
 		{
@@ -93,13 +93,13 @@ bool KCHMConfig::load()
 			else if ( rxsection.cap (1) == "history" )
 				getting_history = true;
 			else
-				qWarning ("Unknown configuration section: %s", rxsection.cap (1).ascii());
+				qWarning ("Unknown configuration section: %s", TQString(rxsection.cap(1)).ascii());
 			
 			continue;
 		}
 		else if ( !getting_history && rxkeypair.search ( line ) != -1 )
 		{
-			QString key (rxkeypair.cap (1)), value (rxkeypair.cap(2));
+			TQString key (rxkeypair.cap (1)), value (rxkeypair.cap(2));
 			
 			if ( key == "LoadLatestFileOnStartup" )
 				m_LoadLatestFileOnStartup = value.toInt() ? true : false;
@@ -111,10 +111,10 @@ bool KCHMConfig::load()
 				m_HistorySize = value.toInt();
 			else if ( key == "HistoryStoreExtra" )
 				m_HistoryStoreExtra = value.toInt() ? true : false;
-			else if ( key == "QtBrowserPath" )
-				m_QtBrowserPath = value;
-			else if ( key == "kdeUseQTextBrowser" )
-				m_kdeUseQTextBrowser = value.toInt() ? true : false;
+			else if ( key == "TQtBrowserPath" )
+				m_TQtBrowserPath = value;
+			else if ( key == "kdeUseTQTextBrowser" )
+				m_kdeUseTQTextBrowser = value.toInt() ? true : false;
 			else if ( key == "kdeEnableJS" )
 				m_kdeEnableJS = value.toInt() ? true : false;
 			else if ( key == "kdeEnableJava" )
@@ -148,15 +148,15 @@ bool KCHMConfig::load()
 
 bool KCHMConfig::save( )
 {
-	QFile file (m_datapath + "/config");
+	TQFile file (m_datapath + "/config");
 	if ( !file.open (IO_WriteOnly) )
 	{
-		qWarning ("Could not write settings into file %s: %s", file.name().ascii(), file.errorString().ascii());
+		qWarning ("Could not write settings into file %s: %s", TQString(file.name()).ascii(), TQString(file.errorString()).ascii());
 		return false;
 	}
 	
-	QTextStream stream( &file );
-	stream.setEncoding( QTextStream::UnicodeUTF8 );
+	TQTextStream stream( &file );
+	stream.setEncoding( TQTextStream::UnicodeUTF8 );
 	stream << "[settings]\n";
 	stream << "LoadLatestFileOnStartup=" << m_LoadLatestFileOnStartup << "\n";
 
@@ -165,8 +165,8 @@ bool KCHMConfig::save( )
 	stream << "HistorySize=" << m_HistorySize << "\n";
 	stream << "HistoryStoreExtra=" << m_HistoryStoreExtra << "\n";
 
-	stream << "QtBrowserPath=" << m_QtBrowserPath << "\n";
-	stream << "kdeUseQTextBrowser=" << m_kdeUseQTextBrowser << "\n";
+	stream << "TQtBrowserPath=" << m_TQtBrowserPath << "\n";
+	stream << "kdeUseTQTextBrowser=" << m_kdeUseTQTextBrowser << "\n";
 	stream << "kdeEnableJS=" << m_kdeEnableJS << "\n";
 	stream << "kdeEnableJava=" << m_kdeEnableJava << "\n";
 	stream << "kdeEnablePlugins=" << m_kdeEnablePlugins << "\n";
@@ -187,9 +187,9 @@ bool KCHMConfig::save( )
 	return true;
 }
 
-void KCHMConfig::addFileToHistory( const QString & file )
+void KCHMConfig::addFileToHistory( const TQString & file )
 {
-	QStringList::Iterator itr = m_History.find( file );
+	TQStringList::Iterator itr = m_History.tqfind( file );
 	
 	// check whether file already exists in history - more it forward
 	if ( itr != m_History.end() )
@@ -206,7 +206,7 @@ void KCHMConfig::addFileToHistory( const QString & file )
 	}
 	
 	// Remove a file from the front
-	QString filetoremove = m_History[0];
+	TQString filetoremove = m_History[0];
 	m_History.erase( m_History.begin() );
 	m_History.push_back( file );
 	
diff --git a/src/kchmconfig.h b/src/kchmconfig.h
index c87ad48..917fcd6 100644
--- a/src/kchmconfig.h
+++ b/src/kchmconfig.h
@@ -22,8 +22,8 @@
 #ifndef KCHMCONFIG_H
 #define KCHMCONFIG_H
 
-#include <qstring.h>
-#include <qstringlist.h>
+#include <tqstring.h>
+#include <tqstringlist.h>
 
 extern const char * APP_PATHINUSERDIR;
 
@@ -53,11 +53,11 @@ public:
 	bool	load();
 	bool	save();
 
-	void	addFileToHistory ( const QString& file );
+	void	addFileToHistory ( const TQString& file );
 			
 public:
-	QString				m_datapath;
-	QString				m_lastOpenedDir;
+	TQString				m_datapath;
+	TQString				m_lastOpenedDir;
 	
 	bool				m_LoadLatestFileOnStartup;
 	choose_action_t		m_onNewChmClick;
@@ -66,17 +66,17 @@ public:
 	bool				m_HistoryStoreExtra;
 	use_search_engine	m_useSearchEngine;
 			
-	QString				m_QtBrowserPath;
-	bool				m_kdeUseQTextBrowser;
+	TQString				m_TQtBrowserPath;
+	bool				m_kdeUseTQTextBrowser;
 	bool				m_kdeEnableJS;
 	bool				m_kdeEnableJava;
 	bool				m_kdeEnablePlugins;
 	bool				m_kdeEnableRefresh;
 	
 	bool				m_advUseInternalEditor;
-	QString				m_advExternalEditorPath;
+	TQString				m_advExternalEditorPath;
 	
-	QStringList			m_History;
+	TQStringList			m_History;
 };
 
 extern KCHMConfig appConfig;
diff --git a/src/kchmcontentswindow.cpp b/src/kchmcontentswindow.cpp
index d145d41..dce5383 100644
--- a/src/kchmcontentswindow.cpp
+++ b/src/kchmcontentswindow.cpp
@@ -30,8 +30,8 @@
 
 #include "kchmcontentswindow.moc"
 
-KCHMContentsWindow::KCHMContentsWindow(QWidget *parent, const char *name)
-	: KQListView(parent, name)
+KCHMContentsWindow::KCHMContentsWindow(TQWidget *tqparent, const char *name)
+	: KQListView(tqparent, name)
 {
 	m_contextMenu = 0;
 	
@@ -42,11 +42,11 @@ KCHMContentsWindow::KCHMContentsWindow(QWidget *parent, const char *name)
 	header()->hide();
 	setShowToolTips( false );
 	
-	connect( this, SIGNAL( onItem ( QListViewItem * ) ), this, SLOT( slotOnItem( QListViewItem * ) ) );
+	connect( this, TQT_SIGNAL( onItem ( TQListViewItem * ) ), this, TQT_SLOT( slotOnItem( TQListViewItem * ) ) );
 	connect( this, 
-			 SIGNAL( contextMenuRequested( QListViewItem *, const QPoint& , int ) ),
+			 TQT_SIGNAL( contextMenuRequested( TQListViewItem *, const TQPoint& , int ) ),
 			 this, 
-			 SLOT( slotContextMenuRequested ( QListViewItem *, const QPoint &, int ) ) );
+			 TQT_SLOT( slotContextMenuRequested ( TQListViewItem *, const TQPoint &, int ) ) );
 
 	
 	new KCHMListItemTooltip( this );
@@ -56,7 +56,7 @@ KCHMContentsWindow::~KCHMContentsWindow()
 {
 }
 
-void KCHMContentsWindow::slotContextMenuRequested( QListViewItem * item, const QPoint & point, int )
+void KCHMContentsWindow::slotContextMenuRequested( TQListViewItem * item, const TQPoint & point, int )
 {
 	if ( !m_contextMenu )
 		m_contextMenu = ::mainWindow->currentBrowser()->createListItemContextMenu( this );
@@ -71,7 +71,7 @@ void KCHMContentsWindow::slotContextMenuRequested( QListViewItem * item, const Q
 
 void KCHMContentsWindow::refillTableOfContents( )
 {
-	QValueVector< LCHMParsedEntry > data;
+	TQValueVector< LCHMParsedEntry > data;
 	
 	if ( !::mainWindow->chmFile()->parseTableOfContents( &data )
 	|| data.size() == 0 )
@@ -83,10 +83,10 @@ void KCHMContentsWindow::refillTableOfContents( )
 	kchmFillListViewWithParsedData( this, data, &m_urlListMap );
 }
 
-KCHMIndTocItem * KCHMContentsWindow::getTreeItem( const QString & url )
+KCHMIndTocItem * KCHMContentsWindow::getTreeItem( const TQString & url )
 {
-	QString fixedstr = ::mainWindow->chmFile()->normalizeUrl( url );
-	QMap<QString, KCHMIndTocItem*>::const_iterator it = m_urlListMap.find( fixedstr );
+	TQString fixedstr = ::mainWindow->chmFile()->normalizeUrl( url );
+	TQMap<TQString, KCHMIndTocItem*>::const_iterator it = m_urlListMap.tqfind( fixedstr );
 	
 	if ( it == m_urlListMap.end() )
 		return 0;
diff --git a/src/kchmcontentswindow.h b/src/kchmcontentswindow.h
index 5860041..03ed2d0 100644
--- a/src/kchmcontentswindow.h
+++ b/src/kchmcontentswindow.h
@@ -31,22 +31,23 @@
 class KCHMContentsWindow : public KQListView
 {
 	Q_OBJECT
+  TQ_OBJECT
 	public:
-    	KCHMContentsWindow( QWidget *parent = 0, const char *name = 0 );
+    	KCHMContentsWindow( TQWidget *tqparent = 0, const char *name = 0 );
 		~KCHMContentsWindow();
 		
-		QRect	tip( const QPoint & p );
+		TQRect	tip( const TQPoint & p );
 		
 		void	refillTableOfContents();
 		
-		KCHMIndTocItem *	getTreeItem( const QString& url );
+		KCHMIndTocItem *	getTreeItem( const TQString& url );
 		
 	public slots:
-		void	slotContextMenuRequested ( QListViewItem *item, const QPoint &point, int column );
+		void	slotContextMenuRequested ( TQListViewItem *item, const TQPoint &point, int column );
 		
 	private:
-		KQPopupMenu 				  * m_contextMenu;
-		QMap<QString, KCHMIndTocItem*>	m_urlListMap;
+		KTQPopupMenu 				  * m_contextMenu;
+		TQMap<TQString, KCHMIndTocItem*>	m_urlListMap;
 };
 
 #endif /* INCLUDE_KCHMCONTENTSWINDOW_H */
diff --git a/src/kchmdialogchooseurlfromlist.cpp b/src/kchmdialogchooseurlfromlist.cpp
index de33fc3..bd9bde3 100644
--- a/src/kchmdialogchooseurlfromlist.cpp
+++ b/src/kchmdialogchooseurlfromlist.cpp
@@ -24,47 +24,47 @@
 #include "kchmdialogchooseurlfromlist.h"
 #include "kchmtreeviewitem.h"
 
-KCHMDialogChooseUrlFromList::KCHMDialogChooseUrlFromList(const QStringList& urls, const QStringList& titles, QWidget* parent)
-	: QDialog(parent, 0, true)
+KCHMDialogChooseUrlFromList::KCHMDialogChooseUrlFromList(const TQStringList& urls, const TQStringList& titles, TQWidget* tqparent)
+	: TQDialog(tqparent, 0, true)
 {
-	QVBoxLayout * layout = new QVBoxLayout (this);
-	layout->setMargin (5);
+	TQVBoxLayout * tqlayout = new TQVBoxLayout (this);
+	tqlayout->setMargin (5);
 
-	QListView * m_urlsList = new QListView (this);
+	TQListView * m_urlsList = new TQListView (this);
 	m_urlsList->addColumn( i18n( "Topics" ) );
 	
 	for ( unsigned int i = 0; i < urls.size(); i++ )
 		new KCHMSingleTreeViewItem (m_urlsList, titles[i], urls[i]);
 
-	layout->addWidget ( new QLabel( i18n( "Please select one of the topics below:"), this) );
-	layout->addWidget ( m_urlsList );
+	tqlayout->addWidget ( new TQLabel( i18n( "Please select one of the topics below:"), this) );
+	tqlayout->addWidget ( m_urlsList );
 
-	QHBoxLayout * hlayout = new QHBoxLayout (layout);
-	QPushButton * bok = new QPushButton( i18n( "&Ok" ), this);
-	QPushButton * bcancel = new QPushButton( i18n( "&Cancel" ), this);
+	TQHBoxLayout * htqlayout = new TQHBoxLayout (tqlayout);
+	TQPushButton * bok = new TQPushButton( i18n( "&Ok" ), this);
+	TQPushButton * bcancel = new TQPushButton( i18n( "&Cancel" ), this);
 
-	hlayout->addWidget (bok);
-	hlayout->addWidget (bcancel);
+	htqlayout->addWidget (bok);
+	htqlayout->addWidget (bcancel);
 
-	connect( m_urlsList, SIGNAL( doubleClicked ( QListViewItem *, const QPoint &, int) ), this, SLOT( onDoubleClicked ( QListViewItem *, const QPoint &, int) ) );
-	connect( m_urlsList, SIGNAL( currentChanged ( QListViewItem *) ), this, SLOT( onCurrentChanged ( QListViewItem *) ) );
+	connect( m_urlsList, TQT_SIGNAL( doubleClicked ( TQListViewItem *, const TQPoint &, int) ), this, TQT_SLOT( onDoubleClicked ( TQListViewItem *, const TQPoint &, int) ) );
+	connect( m_urlsList, TQT_SIGNAL( currentChanged ( TQListViewItem *) ), this, TQT_SLOT( onCurrentChanged ( TQListViewItem *) ) );
 	
-	connect( bok, SIGNAL( clicked () ), this, SLOT( accept() ) );
-	connect( bcancel, SIGNAL( clicked () ), this, SLOT( reject() ) );
-	m_acceptedurl = QString::null;
+	connect( bok, TQT_SIGNAL( clicked () ), this, TQT_SLOT( accept() ) );
+	connect( bcancel, TQT_SIGNAL( clicked () ), this, TQT_SLOT( reject() ) );
+	m_acceptedurl = TQString();
 }
 
-void KCHMDialogChooseUrlFromList::onDoubleClicked( QListViewItem * , const QPoint &, int )
+void KCHMDialogChooseUrlFromList::onDoubleClicked( TQListViewItem * , const TQPoint &, int )
 {
 	accept();
 }
 
-void KCHMDialogChooseUrlFromList::onCurrentChanged( QListViewItem * item )
+void KCHMDialogChooseUrlFromList::onCurrentChanged( TQListViewItem * item )
 {
 	if ( item )
 		m_acceptedurl = ((KCHMSingleTreeViewItem *) item)->getUrl();
 	else
-		m_acceptedurl = QString::null;
+		m_acceptedurl = TQString();
 }
 
 #include "kchmdialogchooseurlfromlist.moc"
diff --git a/src/kchmdialogchooseurlfromlist.h b/src/kchmdialogchooseurlfromlist.h
index c7f2898..6e24ed0 100644
--- a/src/kchmdialogchooseurlfromlist.h
+++ b/src/kchmdialogchooseurlfromlist.h
@@ -22,26 +22,27 @@
 #ifndef KCHMDIALOGCHOOSEURLFROMLIST_H
 #define KCHMDIALOGCHOOSEURLFROMLIST_H
 
-#include <qdialog.h>
-#include <qlistview.h>
+#include <tqdialog.h>
+#include <tqlistview.h>
 
 /**
 @author tim
 */
-class KCHMDialogChooseUrlFromList : public QDialog
+class KCHMDialogChooseUrlFromList : public TQDialog
 {
 Q_OBJECT
+  TQ_OBJECT
 public:
-    KCHMDialogChooseUrlFromList (const QStringList& urls, const QStringList& titles, QWidget* parent);
-	QString getSelectedItemUrl()	{ return m_acceptedurl; }
+    KCHMDialogChooseUrlFromList (const TQStringList& urls, const TQStringList& titles, TQWidget* tqparent);
+	TQString getSelectedItemUrl()	{ return m_acceptedurl; }
 
 private slots:
-	void onDoubleClicked( QListViewItem * item, const QPoint &, int );
-	void onCurrentChanged ( QListViewItem * item);
+	void onDoubleClicked( TQListViewItem * item, const TQPoint &, int );
+	void onCurrentChanged ( TQListViewItem * item);
 
 private:
-	QListView *	m_urlsList;
-	QString		m_acceptedurl;
+	TQListView *	m_urlsList;
+	TQString		m_acceptedurl;
 };
 
 #endif
diff --git a/src/kchmindexwindow.cpp b/src/kchmindexwindow.cpp
index 6cc2a92..4853f13 100644
--- a/src/kchmindexwindow.cpp
+++ b/src/kchmindexwindow.cpp
@@ -19,8 +19,8 @@
  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.             *
  ***************************************************************************/
 
-#include <qlayout.h>
-#include <qheader.h>
+#include <tqlayout.h>
+#include <tqheader.h>
 
 #include "libchmfile.h"
 
@@ -31,13 +31,13 @@
 
 #include "kchmindexwindow.moc"
 
-KCHMIndexWindow::KCHMIndexWindow ( QWidget * parent, const char * name, WFlags f )
-	: QWidget (parent, name, f)
+KCHMIndexWindow::KCHMIndexWindow ( TQWidget * tqparent, const char * name, WFlags f )
+	: TQWidget (tqparent, name, f)
 {
-	QVBoxLayout * layout = new QVBoxLayout (this);
-	layout->setMargin (5);
+	TQVBoxLayout * tqlayout = new TQVBoxLayout (this);
+	tqlayout->setMargin (5);
 
-	m_indexFinder = new QLineEdit (this);
+	m_indexFinder = new TQLineEdit (this);
 	m_indexFinder->setFocus();
 	
 	m_indexList = new KQListView (this);
@@ -47,29 +47,29 @@ KCHMIndexWindow::KCHMIndexWindow ( QWidget * parent, const char * name, WFlags f
 	m_indexList->setShowToolTips(true);
 	//m_indexList->setSorting( 0, true );
 
-	layout->addWidget (m_indexFinder);
-	layout->addSpacing (10);
-	layout->addWidget (m_indexList);
+	tqlayout->addWidget (m_indexFinder);
+	tqlayout->addSpacing (10);
+	tqlayout->addWidget (m_indexList);
 	
 	connect( m_indexFinder, 
-			 SIGNAL( textChanged (const QString &) ), 
+			 TQT_SIGNAL( textChanged (const TQString &) ), 
 			 this, 
-			 SLOT( onTextChanged(const QString &) ) );
+			 TQT_SLOT( onTextChanged(const TQString &) ) );
 	
 	connect( m_indexFinder, 
-			 SIGNAL( returnPressed() ), 
+			 TQT_SIGNAL( returnPressed() ), 
 			 this, 
-			 SLOT( onReturnPressed() ) );
+			 TQT_SLOT( onReturnPressed() ) );
 	
 	connect( m_indexList, 
-			 SIGNAL( doubleClicked ( QListViewItem *, const QPoint &, int) ), 
+			 TQT_SIGNAL( doubleClicked ( TQListViewItem *, const TQPoint &, int) ), 
 			 this, 
-			 SLOT( onDoubleClicked ( QListViewItem *, const QPoint &, int) ) );
+			 TQT_SLOT( onDoubleClicked ( TQListViewItem *, const TQPoint &, int) ) );
 	
 	connect( m_indexList,
-			 SIGNAL( contextMenuRequested( QListViewItem *, const QPoint& , int ) ),
+			 TQT_SIGNAL( contextMenuRequested( TQListViewItem *, const TQPoint& , int ) ),
 			 this, 
-			 SLOT( slotContextMenuRequested ( QListViewItem *, const QPoint &, int ) ) );
+			 TQT_SLOT( slotContextMenuRequested ( TQListViewItem *, const TQPoint &, int ) ) );
 
 	m_indexListFilled = false;
 	m_lastSelectedItem = 0;
@@ -78,9 +78,9 @@ KCHMIndexWindow::KCHMIndexWindow ( QWidget * parent, const char * name, WFlags f
 	new KCHMListItemTooltip( m_indexList );
 }
 
-void KCHMIndexWindow::onTextChanged ( const QString & newvalue)
+void KCHMIndexWindow::onTextChanged ( const TQString & newvalue)
 {
-	m_lastSelectedItem = m_indexList->findItem (newvalue, 0, Qt::BeginsWith);
+	m_lastSelectedItem = m_indexList->tqfindItem (newvalue, 0, TQt::BeginsWith);
 	
 	if ( m_lastSelectedItem )
 	{
@@ -89,7 +89,7 @@ void KCHMIndexWindow::onTextChanged ( const QString & newvalue)
 	}
 }
 
-void KCHMIndexWindow::showEvent( QShowEvent * )
+void KCHMIndexWindow::showEvent( TQShowEvent * )
 {
 	if ( !::mainWindow->chmFile() || m_indexListFilled )
 		return;
@@ -104,27 +104,27 @@ void KCHMIndexWindow::onReturnPressed( )
 }
 
 
-void KCHMIndexWindow::invalidate( )
+void KCHMIndexWindow::tqinvalidate( )
 {
 	m_indexList->clear();
 	m_indexListFilled = false;
 }
 
-void KCHMIndexWindow::onDoubleClicked( QListViewItem *item, const QPoint &, int )
+void KCHMIndexWindow::onDoubleClicked( TQListViewItem *item, const TQPoint &, int )
 {
 	if ( !item )
 		return;
 	
 	KCHMIndTocItem * treeitem = (KCHMIndTocItem*) item;
 	
-	QString url = treeitem->getUrl();
+	TQString url = treeitem->getUrl();
 	
 	if ( !url )
 		return;
 
 	if ( url[0] == ':' ) // 'see also' link
 	{
-		m_lastSelectedItem = m_indexList->findItem (url.mid(1), 0);
+		m_lastSelectedItem = m_indexList->tqfindItem (url.mid(1), 0);
 		if ( m_lastSelectedItem )
 		{
 			m_indexList->ensureItemVisible (m_lastSelectedItem);
@@ -135,7 +135,7 @@ void KCHMIndexWindow::onDoubleClicked( QListViewItem *item, const QPoint &, int
 		::mainWindow->openPage( url, OPF_CONTENT_TREE | OPF_ADD2HISTORY );
 }
 
-void KCHMIndexWindow::slotContextMenuRequested( QListViewItem * item, const QPoint & point, int )
+void KCHMIndexWindow::slotContextMenuRequested( TQListViewItem * item, const TQPoint & point, int )
 {
 	if ( !m_contextMenu )
 		m_contextMenu = ::mainWindow->currentBrowser()->createListItemContextMenu( this );
@@ -151,7 +151,7 @@ void KCHMIndexWindow::slotContextMenuRequested( QListViewItem * item, const QPoi
 
 void KCHMIndexWindow::refillIndex( )
 {
-	QValueVector< LCHMParsedEntry > data;
+	TQValueVector< LCHMParsedEntry > data;
 	
 	if ( !::mainWindow->chmFile()->parseIndex( &data )
 			   || data.size() == 0 )
@@ -163,7 +163,7 @@ void KCHMIndexWindow::refillIndex( )
 	kchmFillListViewWithParsedData( m_indexList, data, 0 );
 }
 
-void KCHMIndexWindow::search( const QString & index )
+void KCHMIndexWindow::search( const TQString & index )
 {
 	if ( !::mainWindow->chmFile() )
 		return;
diff --git a/src/kchmindexwindow.h b/src/kchmindexwindow.h
index 1067c4e..a8cedbd 100644
--- a/src/kchmindexwindow.h
+++ b/src/kchmindexwindow.h
@@ -23,39 +23,40 @@
 #define KCHMINDEXWINDOW_H
 
 
-#include <qlineedit.h>
-#include <qlistview.h>
+#include <tqlineedit.h>
+#include <tqlistview.h>
 
 
 /**
 @author Georgy Yunaev
 */
-class KCHMIndexWindow : public QWidget
+class KCHMIndexWindow : public TQWidget
 {
 	Q_OBJECT
+  TQ_OBJECT
 	public:
-		KCHMIndexWindow ( QWidget * parent = 0, const char * name = 0, WFlags f = 0 );
+		KCHMIndexWindow ( TQWidget * tqparent = 0, const char * name = 0, WFlags f = 0 );
 	
-		void	invalidate();
-		void	search( const QString& index );
+		void	tqinvalidate();
+		void	search( const TQString& index );
 		
 	public slots:
-		void	slotContextMenuRequested ( QListViewItem *item, const QPoint &point, int column );
+		void	slotContextMenuRequested ( TQListViewItem *item, const TQPoint &point, int column );
 			
 	private slots:
-		void 	onTextChanged ( const QString & newvalue);
+		void 	onTextChanged ( const TQString & newvalue);
 		void 	onReturnPressed ();
-		void	onDoubleClicked ( QListViewItem *, const QPoint &, int);
+		void	onDoubleClicked ( TQListViewItem *, const TQPoint &, int);
 	
 	private:
-		virtual void showEvent ( QShowEvent * );
+		virtual void showEvent ( TQShowEvent * );
 		
 		void	refillIndex();
 		
-		QLineEdit 	*	m_indexFinder;
+		TQLineEdit 	*	m_indexFinder;
 		KQListView	*	m_indexList;
-		KQPopupMenu * 	m_contextMenu;	
-		QListViewItem * m_lastSelectedItem;
+		KTQPopupMenu * 	m_contextMenu;	
+		TQListViewItem * m_lastSelectedItem;
 		bool			m_indexListFilled;
 };
 
diff --git a/src/kchmkeyeventfilter.cpp b/src/kchmkeyeventfilter.cpp
index 67d4cc6..984c457 100644
--- a/src/kchmkeyeventfilter.cpp
+++ b/src/kchmkeyeventfilter.cpp
@@ -24,29 +24,29 @@
 KCHMKeyEventFilter	gKeyEventFilter;
 
 KCHMKeyEventFilter::KCHMKeyEventFilter()
- : QObject()
+ : TQObject()
 {
 	m_shiftPressed = false;
 	m_ctrlPressed = false;
 }
 
-bool KCHMKeyEventFilter::eventFilter( QObject *, QEvent *e )
+bool KCHMKeyEventFilter::eventFilter( TQObject *, TQEvent *e )
 {
 	// Handle KeyPress and KeyRelease events
-	if ( e->type() == QEvent::KeyPress || e->type() == QEvent::KeyRelease )
+	if ( e->type() == TQEvent::KeyPress || e->type() == TQEvent::KeyRelease )
 	{
 		bool * ptr = 0;
-		QKeyEvent *k = (QKeyEvent *) e;
+		TQKeyEvent *k = (TQKeyEvent *) e;
 		
 		// We're interested only in Shift and Control
-		if ( k->key() == Qt::Key_Shift )
+		if ( k->key() == TQt::Key_Shift )
 			ptr = &m_shiftPressed;
-		else if ( k->key() == Qt::Key_Control )
+		else if ( k->key() == TQt::Key_Control )
 			ptr = &m_ctrlPressed;
 		
 		// Set it
 		if ( ptr )
-			*ptr = e->type() == QEvent::KeyPress ? true : false;
+			*ptr = e->type() == TQEvent::KeyPress ? true : false;
 	}
 
 	return FALSE;	// Standard event processing
diff --git a/src/kchmkeyeventfilter.h b/src/kchmkeyeventfilter.h
index 7375293..1fd70d6 100644
--- a/src/kchmkeyeventfilter.h
+++ b/src/kchmkeyeventfilter.h
@@ -22,14 +22,14 @@
 #ifndef INCLUDE_KCHMKEYEVENTFILTER_H
 #define INCLUDE_KCHMKEYEVENTFILTER_H
 
-#include <qobject.h>
+#include <tqobject.h>
 
 /*!*
  * This class must be installed as a global event handler. Its responsibility
  * is to intercept keyboard events, and store the Shift and Ctrl keys state information.
- * Unfortunately it seems to be the only way to do it in Qt.
+ * Unfortunately it seems to be the only way to do it in TQt.
  */
-class KCHMKeyEventFilter : public QObject
+class KCHMKeyEventFilter : public TQObject
 {
 	public:
     	KCHMKeyEventFilter();
@@ -38,7 +38,7 @@ class KCHMKeyEventFilter : public QObject
 		bool	isCtrlPressed() const	{	return m_ctrlPressed;	}
 		
 	private:
-		bool	eventFilter( QObject *, QEvent *e );
+		bool	eventFilter( TQObject *, TQEvent *e );
 		
 		bool	m_shiftPressed;
 		bool	m_ctrlPressed;
diff --git a/src/kchmlistitemtooltip.h b/src/kchmlistitemtooltip.h
index 07014c8..51c0dd9 100644
--- a/src/kchmlistitemtooltip.h
+++ b/src/kchmlistitemtooltip.h
@@ -28,17 +28,17 @@
 /**
 @author tim
 */
-class KCHMListItemTooltip : public QToolTip
+class KCHMListItemTooltip : public TQToolTip
 {
 	public:
-    	KCHMListItemTooltip( KQListView *parent )
-			: QToolTip( parent->viewport() ) { m_pParent = parent; }
+    	KCHMListItemTooltip( KQListView *tqparent )
+			: TQToolTip( tqparent->viewport() ) { m_pParent = tqparent; }
 		
 		virtual ~KCHMListItemTooltip()	{};
 
-		void maybeTip ( const QPoint & pos )
+		void maybeTip ( const TQPoint & pos )
 		{
-			QListViewItem *it = m_pParent->itemAt( pos );
+			TQListViewItem *it = m_pParent->itemAt( pos );
 
 			if ( !it )
 				return;
@@ -47,13 +47,13 @@ class KCHMListItemTooltip : public QToolTip
 			int section = m_pParent->header()->sectionAt (pos.x ());
 			
 			// Get the rect of the whole item (the row for the tip)
-			QRect itemRect = m_pParent->itemRect( it );
+			TQRect tqitemRect = m_pParent->tqitemRect( it );
 
 			// Get the rect of the whole section (the column for the tip)
-			QRect headerRect = m_pParent->header ()->sectionRect (section);
+			TQRect headerRect = m_pParent->header ()->sectionRect (section);
 				
       		// "Intersect" row and column to get exact rect for the tip
-			QRect destRect( headerRect.left (), itemRect.top(), headerRect.width(), itemRect.height() );
+			TQRect destRect( headerRect.left (), tqitemRect.top(), headerRect.width(), tqitemRect.height() );
 
 			int item_width = it->width( m_pParent->fontMetrics(), m_pParent, 0 )
 					+ it->depth() * m_pParent->treeStepSize();
diff --git a/src/kchmmainwindow.cpp b/src/kchmmainwindow.cpp
index 13417f1..9246961 100644
--- a/src/kchmmainwindow.cpp
+++ b/src/kchmmainwindow.cpp
@@ -28,8 +28,8 @@
 
 #include "kde-qt.h"
 
-#include <qaccel.h>
-#include <qevent.h>
+#include <tqaccel.h>
+#include <tqevent.h>
 
 #include "libchmfile.h"
 #include "libchmfileimpl.h"
@@ -82,9 +82,9 @@ KCHMMainWindow::KCHMMainWindow()
 
 	m_currentSettings = new KCHMSettings;
 		
-	// Create the initial layout - a splitter with tab window in left, and text browser in right
-	m_windowSplitter = new QSplitter(this);
-	m_tabWidget = new KQTabWidget( m_windowSplitter );
+	// Create the initial tqlayout - a splitter with tab window in left, and text browser in right
+	m_windowSplitter = new TQSplitter(this);
+	m_tabWidget = new KTQTabWidget( m_windowSplitter );
 	m_viewWindowMgr = new KCHMViewWindowMgr( m_windowSplitter );
 	
 	m_bookmarkWindow = new KCHMBookmarkWindow (m_tabWidget);
@@ -96,7 +96,7 @@ KCHMMainWindow::KCHMMainWindow()
 		
 	setCentralWidget( m_windowSplitter );
 	
-	QValueList<int> sizes;
+	TQValueList<int> sizes;
 	sizes.push_back (SPLT_X_SIZE);
 	sizes.push_back (WND_X_SIZE - SPLT_X_SIZE);
 	m_windowSplitter->setSizes (sizes);
@@ -108,13 +108,13 @@ KCHMMainWindow::KCHMMainWindow()
 	m_useShortAutotest = false;
 #endif /* defined (ENABLE_AUTOTEST_SUPPORT) */
 
-	QAccel * accel = new QAccel( this );
-	accel->connectItem ( accel->insertItem ( Key_F11 ), this, SLOT ( slotToggleFullScreenMode() ) );
-	accel->connectItem ( accel->insertItem ( CTRL + Key_1), this, SLOT ( slotActivateContentTab() ) );
-	accel->connectItem ( accel->insertItem ( CTRL + Key_2), this, SLOT ( slotActivateIndexTab() ) );
-	accel->connectItem ( accel->insertItem ( CTRL + Key_3), this, SLOT ( slotActivateSearchTab() ) );
-	accel->connectItem ( accel->insertItem ( CTRL + Key_4), this, SLOT ( slotActivateBookmarkTab() ) );
-	accel->connectItem ( accel->insertItem ( Key_F3 ), m_searchToolbar, SLOT ( onBtnNextSearchResult() ) );
+	TQAccel * accel = new TQAccel( this );
+	accel->connectItem ( accel->insertItem ( Key_F11 ), this, TQT_SLOT ( slotToggleFullScreenMode() ) );
+	accel->connectItem ( accel->insertItem ( CTRL + Key_1), this, TQT_SLOT ( slotActivateContentTab() ) );
+	accel->connectItem ( accel->insertItem ( CTRL + Key_2), this, TQT_SLOT ( slotActivateIndexTab() ) );
+	accel->connectItem ( accel->insertItem ( CTRL + Key_3), this, TQT_SLOT ( slotActivateSearchTab() ) );
+	accel->connectItem ( accel->insertItem ( CTRL + Key_4), this, TQT_SLOT ( slotActivateBookmarkTab() ) );
+	accel->connectItem ( accel->insertItem ( Key_F3 ), m_searchToolbar, TQT_SLOT ( onBtnNextSearchResult() ) );
 
 	statusBar()->show();
 	setIcon( *gIconStorage.getApplicationIcon() );
@@ -136,9 +136,9 @@ KCHMMainWindow::~KCHMMainWindow()
 void KCHMMainWindow::slotOpenMenuItemActivated()
 {
 #if defined (USE_KDE)
-    QString fn = KFileDialog::getOpenFileName( appConfig.m_lastOpenedDir, i18n("*.chm|Compressed Help Manual (*.chm)"), this);
+    TQString fn = KFileDialog::getOpenFileName( appConfig.m_lastOpenedDir, i18n("*.chm|Compressed Help Manual (*.chm)"), this);
 #else
-    QString fn = QFileDialog::getOpenFileName( appConfig.m_lastOpenedDir, i18n("Compressed Help Manual (*.chm)"), this);
+    TQString fn = TQFileDialog::getOpenFileName( appConfig.m_lastOpenedDir, i18n("Compressed Help Manual (*.chm)"), this);
 #endif
 
     if ( !fn.isEmpty() )
@@ -153,7 +153,7 @@ void KCHMMainWindow::slotOpenMenuItemActivated()
 }
 
 
-bool KCHMMainWindow::loadChmFile ( const QString &fileName, bool call_open_page )
+bool KCHMMainWindow::loadChmFile ( const TQString &fileName, bool call_open_page )
 {
 	LCHMFile * new_chmfile = new LCHMFile();
 	
@@ -172,12 +172,12 @@ bool KCHMMainWindow::loadChmFile ( const QString &fileName, bool call_open_page
 		showInStatusBar( tr("Detected chm file charset: %1") . arg(m_chmFile->currentEncoding()->language) );
 
 		// Make the file name absolute; we'll need it later
-		QDir qd;
+		TQDir qd;
 		qd.setPath (fileName);
 		m_chmFilename = qd.absPath();
 		
-		// Qt's 'dirname' does not work well
-		QFileInfo qf ( m_chmFilename );
+		// TQt's 'dirname' does not work well
+		TQFileInfo qf ( m_chmFilename );
 		appConfig.m_lastOpenedDir = qf.dirPath(true);
 
 		// Order the tabulations
@@ -202,9 +202,9 @@ bool KCHMMainWindow::loadChmFile ( const QString &fileName, bool call_open_page
 		showOrHideIndexWindow( m_tabIndexPage );
 		showOrHideSearchWindow( m_tabSearchPage );
 		
-		m_bookmarkWindow->invalidate();
-		m_navToolbar->updateIconStatus( false, false );
-		m_viewWindowMgr->invalidate();
+		m_bookmarkWindow->tqinvalidate();
+		m_navToolbar->updateIcontqStatus( false, false );
+		m_viewWindowMgr->tqinvalidate();
 		refreshCurrentBrowser();
 
 		if ( m_currentSettings->loadSettings (fileName) )
@@ -232,7 +232,7 @@ bool KCHMMainWindow::loadChmFile ( const QString &fileName, bool call_open_page
 			}
 			
 			// Restore the main window size
-			QValueList<int> sizes;
+			TQValueList<int> sizes;
 			sizes.push_back( m_currentSettings->m_window_size_splitter );
 			sizes.push_back( m_currentSettings->m_window_size_x - m_currentSettings->m_window_size_splitter );
 			
@@ -255,17 +255,17 @@ bool KCHMMainWindow::loadChmFile ( const QString &fileName, bool call_open_page
 	}
 	else
 	{
-		QMessageBox mbox(
+		TQMessageBox mbox(
 				i18n("%1 - failed to load the chm file") . arg(APP_NAME),
 				i18n("Unable to load the chm file %1") . arg(fileName), 
-				QMessageBox::Critical, 
-				QMessageBox::Ok, 
-				QMessageBox::NoButton, 
-				QMessageBox::NoButton);
+				TQMessageBox::Critical, 
+				TQMessageBox::Ok, 
+				TQMessageBox::NoButton, 
+				TQMessageBox::NoButton);
 		mbox.exec();
 		
 		statusBar()->message( 
-				i18n("Could not load file %1").arg(fileName),
+				i18n("Could not load file %1").tqarg(fileName),
 				2000 );
 		delete new_chmfile;	
 		return false;
@@ -281,44 +281,44 @@ void KCHMMainWindow::slotPrintMenuItemActivated()
 
 void KCHMMainWindow::slotAboutMenuItemActivated()
 {
-	QString caption = i18n( "About %1" ) . arg(APP_NAME);
-	QString text = m_aboutDlgMenuText;
+	TQString caption = i18n( "About %1" ) . arg(APP_NAME);
+	TQString text = m_aboutDlgMenuText;
 	
 	// It is quite funny that the argument order differs
 #if defined (USE_KDE)
 	KMessageBox::about( this, text, caption );
 #else
-    QMessageBox::about( this, caption, text );
+    TQMessageBox::about( this, caption, text );
 #endif
 }
 
 
 void KCHMMainWindow::slotAboutQtMenuItemActivated()
 {
-    QMessageBox::aboutQt( this, APP_NAME);
+    TQMessageBox::aboutTQt( this, APP_NAME);
 }
 
 void KCHMMainWindow::refreshCurrentBrowser( )
 {
-	QString title = m_chmFile->title();
+	TQString title = m_chmFile->title();
 	
 	if ( !title )
 		title = APP_NAME;
 	// KDE adds application name automatically, so we don't need it here	
 #if !defined (USE_KDE)
 	else
-		title = (QString) APP_NAME + " - " + title;
+		title = (TQString) APP_NAME + " - " + title;
 #endif	
 	
 	setCaption ( title );
 	
-	currentBrowser()->invalidate();
+	currentBrowser()->tqinvalidate();
 	
 	if ( m_contentsWindow )
 		m_contentsWindow->refillTableOfContents();
 }
 
-void KCHMMainWindow::slotOnTreeClicked( QListViewItem * item )
+void KCHMMainWindow::slotOnTreeClicked( TQListViewItem * item )
 {
 	bool unused;
 	
@@ -330,7 +330,7 @@ void KCHMMainWindow::slotOnTreeClicked( QListViewItem * item )
 }
 
 
-void KCHMMainWindow::slotLinkClicked ( const QString & link, bool& follow_link )
+void KCHMMainWindow::slotLinkClicked ( const TQString & link, bool& follow_link )
 {
 	if ( link.isEmpty() )
 		return;
@@ -351,9 +351,9 @@ void KCHMMainWindow::slotLinkClicked ( const QString & link, bool& follow_link )
 }
 
 
-bool KCHMMainWindow::openPage( const QString & srcurl, unsigned int flags )
+bool KCHMMainWindow::openPage( const TQString & srcurl, unsigned int flags )
 {
-	QString p1, p2, url = srcurl;
+	TQString p1, p2, url = srcurl;
 	
 	if ( url == "/" )
 		url = m_chmFile->homeUrl();
@@ -366,11 +366,11 @@ bool KCHMMainWindow::openPage( const QString & srcurl, unsigned int flags )
 			break;
 
 		case KCHMConfig::ACTION_ASK_USER:
-	   		if ( QMessageBox::question(this,
+	   		if ( TQMessageBox::question(this,
 				 i18n("%1 - remote link clicked - %2") . arg(APP_NAME) . arg(p1),
-				 i18n("A remote link %1 will start the external program to open it.\n\nDo you want to continue?").arg( url ),
+				 i18n("A remote link %1 will start the external program to open it.\n\nDo you want to continue?").tqarg( url ),
 				 i18n("&Yes"), i18n("&No"),
-				 QString::null, 0, 1 ) )
+				 TQString(), 0, 1 ) )
 					return false;
 				
 			// no break! should continue to open.
@@ -380,7 +380,7 @@ bool KCHMMainWindow::openPage( const QString & srcurl, unsigned int flags )
 #if defined (USE_KDE)
 			new KRun ( url );
 #else
-			run_process( appConfig.m_QtBrowserPath, url );
+			run_process( appConfig.m_TQtBrowserPath, url );
 #endif
 		}
 		break;
@@ -389,10 +389,10 @@ bool KCHMMainWindow::openPage( const QString & srcurl, unsigned int flags )
 		return false; // do not change the current page.
 	}
 		
-	// Filter the URLs which do not need to be opened at all by Qt version
+	// Filter the URLs which do not need to be opened at all by TQt version
 	if ( LCHMUrlFactory::isJavascriptURL (url) )
 	{
-		QMessageBox::information( this, 
+		TQMessageBox::information( this, 
 			i18n( "%1 - JavsScript link clicked") . arg(APP_NAME),
 			i18n( "You have clicked a JavaScript link.\nTo prevent security-related issues JavaScript URLs are disabled in CHM files.") );
 		
@@ -401,23 +401,23 @@ bool KCHMMainWindow::openPage( const QString & srcurl, unsigned int flags )
 
 	if ( LCHMUrlFactory::isNewChmURL (url, p1, p2) && p1 != m_chmFilename )
 	{
-   		if ( QMessageBox::question( this,
+   		if ( TQMessageBox::question( this,
 			i18n( "%1 - link to a new CHM file clicked"). arg(APP_NAME),
-			i18n( "You have clicked a link, which leads to a new CHM file %1.\nThe current file will be closed.\n\nDo you want to continue?").arg( p1 ),
+			i18n( "You have clicked a link, which leads to a new CHM file %1.\nThe current file will be closed.\n\nDo you want to continue?").tqarg( p1 ),
 			i18n( "&Yes" ), i18n( "&No" ),
-			QString::null, 0, 1 ) )
+			TQString(), 0, 1 ) )
 				return false;
 
 		// Because chm file always contain relative link, and current filename is not changed,
 		// we need to form a new path
-		QFileInfo qfi( m_chmFilename );
-		QString newfilename = qfi.dirPath(true) + "/" + p1;
+		TQFileInfo qfi( m_chmFilename );
+		TQString newfilename = qfi.dirPath(true) + "/" + p1;
 		
-		QStringList event_args;
+		TQStringList event_args;
 		event_args.push_back( newfilename );
 		event_args.push_back( p2 ); // url
 		
-		qApp->postEvent( this, new KCHMUserEvent( "loadAndOpen", event_args ) );
+		tqApp->postEvent( this, new KCHMUserEvent( "loadAndOpen", event_args ) );
 		return false;
 	}
 	
@@ -427,7 +427,7 @@ bool KCHMMainWindow::openPage( const QString & srcurl, unsigned int flags )
 	
 	// Store current page and position to add it to history if we change it
 	int hist_scrollpos = currentBrowser()->getScrollbarPosition();
-	QString hist_url = currentBrowser()->getOpenedPage();
+	TQString hist_url = currentBrowser()->getOpenedPage();
 	
 	if ( vwnd->openUrl (url) )
 	{
@@ -443,7 +443,7 @@ bool KCHMMainWindow::openPage( const QString & srcurl, unsigned int flags )
 }
 
 
-void KCHMMainWindow::showEvent( QShowEvent * )
+void KCHMMainWindow::showEvent( TQShowEvent * )
 {
 	if ( !m_FirstTimeShow )
 		return;
@@ -465,61 +465,61 @@ void KCHMMainWindow::showEvent( QShowEvent * )
 void KCHMMainWindow::setupToolbarsAndMenu( )
 {
 	// Create a 'file' toolbar
-    QToolBar * toolbar = new QToolBar(this);
+    TQToolBar * toolbar = new TQToolBar(this);
 	
 	toolbar->setLabel( i18n( "File Operations") );
 
-    QPixmap iconFileOpen (*gIconStorage.getToolbarPixmap(KCHMIconStorage::fileopen));
-    QToolButton * fileOpen = new QToolButton (iconFileOpen, 
+    TQPixmap iconFileOpen (*gIconStorage.getToolbarPixmap(KCHMIconStorage::fileopen));
+    TQToolButton * fileOpen = new TQToolButton (iconFileOpen, 
 				i18n( "Open File" ), 
-				QString::null,
+				TQString(),
 				this, 
-				SLOT( slotOpenMenuItemActivated() ),
+				TQT_SLOT( slotOpenMenuItemActivated() ),
 				toolbar);
 	
-	QString fileOpenText = i18n( "Click this button to open an existing chm file." );
-	QWhatsThis::add( fileOpen, fileOpenText );
+	TQString fileOpenText = i18n( "Click this button to open an existing chm file." );
+	TQWhatsThis::add( fileOpen, fileOpenText );
 
-    QPixmap iconFilePrint (*gIconStorage.getToolbarPixmap(KCHMIconStorage::print));
-    QToolButton * filePrint	= new QToolButton (iconFilePrint,
+    TQPixmap iconFilePrint (*gIconStorage.getToolbarPixmap(KCHMIconStorage::print));
+    TQToolButton * filePrint	= new TQToolButton (iconFilePrint,
 				i18n( "Print File" ),
-				QString::null,
+				TQString(),
 				this,
-				SLOT( slotPrintMenuItemActivated() ),
+				TQT_SLOT( slotPrintMenuItemActivated() ),
 				toolbar);
 
-	QString filePrintText = i18n( "Click this button to print the current page");
-	QWhatsThis::add( filePrint, filePrintText );
+	TQString filePrintText = i18n( "Click this button to print the current page");
+	TQWhatsThis::add( filePrint, filePrintText );
 
 	// Setup the menu
-	KQPopupMenu * file = new KQPopupMenu( this );
+	KTQPopupMenu * file = new KTQPopupMenu( this );
 	menuBar()->insertItem( i18n( "&File"), file );
 
     int id;
-	id = file->insertItem ( iconFileOpen, i18n( "&Open..."), this, SLOT( slotOpenMenuItemActivated() ), CTRL+Key_O );
-    file->setWhatsThis( id, fileOpenText );
+	id = file->insertItem ( iconFileOpen, i18n( "&Open..."), this, TQT_SLOT( slotOpenMenuItemActivated() ), CTRL+Key_O );
+	file->TQMenuData::setWhatsThis( id, fileOpenText );
 
-	id = file->insertItem( iconFilePrint, i18n( "&Print..."), this, SLOT( slotPrintMenuItemActivated() ), CTRL+Key_P );
-    file->setWhatsThis( id, filePrintText );
+	id = file->insertItem( iconFilePrint, i18n( "&Print..."), this, TQT_SLOT( slotPrintMenuItemActivated() ), CTRL+Key_P );
+	file->TQMenuData::setWhatsThis( id, filePrintText );
 
-    file->insertSeparator();
-	id = file->insertItem ( i18n( "E&xtract CHM content..."), this, SLOT( slotExtractCHM() ) );
-	file->setWhatsThis( id, i18n( "Click this button to extract the whole CHM file content into a specific directory") );
+	file->insertSeparator();
+	id = file->insertItem ( i18n( "E&xtract CHM content..."), this, TQT_SLOT( slotExtractCHM() ) );
+	file->TQMenuData::setWhatsThis( id, i18n( "Click this button to extract the whole CHM file content into a specific directory") );
 	file->insertSeparator();
 	
-	m_menuHistory = new KQPopupMenu( file );
-	connect ( m_menuHistory, SIGNAL( activated(int) ), this, SLOT ( slotHistoryMenuItemActivated(int) ));
+	m_menuHistory = new KTQPopupMenu( file );
+	connect ( m_menuHistory, TQT_SIGNAL( activated(int) ), this, TQT_SLOT ( slotHistoryMenuItemActivated(int) ));
 	
 	file->insertItem( i18n( "&Recent files"), m_menuHistory );
 	
 	file->insertSeparator();
-	file->insertItem( i18n( "&Quit"), qApp, SLOT( closeAllWindows() ), CTRL+Key_Q );
+	file->insertItem( i18n( "&Quit"), tqApp, TQT_SLOT( closeAllWindows() ), CTRL+Key_Q );
 
-	KQPopupMenu * menu_edit = new KQPopupMenu( this );
+	KTQPopupMenu * menu_edit = new KTQPopupMenu( this );
 	menuBar()->insertItem( i18n( "&Edit"), menu_edit );
 
-	menu_edit->insertItem ( i18n( "&Copy"), this, SLOT( slotBrowserCopy()), CTRL+Key_C );
-	menu_edit->insertItem ( i18n( "&Select all"), this, SLOT( slotBrowserSelectAll()), CTRL+Key_A );
+	menu_edit->insertItem ( i18n( "&Copy"), this, TQT_SLOT( slotBrowserCopy()), CTRL+Key_C );
+	menu_edit->insertItem ( i18n( "&Select all"), this, TQT_SLOT( slotBrowserSelectAll()), CTRL+Key_A );
 
     menu_edit->insertSeparator();
 	
@@ -535,18 +535,18 @@ void KCHMMainWindow::setupToolbarsAndMenu( )
 	// m_viewWindowMgr creates 'Window' menu
 	m_viewWindowMgr->createMenu( this );
 	
-	KQPopupMenu * settings = new KQPopupMenu( this );
+	KTQPopupMenu * settings = new KTQPopupMenu( this );
 	menuBar()->insertItem( i18n( "&Settings"), settings );
-	settings->insertItem( i18n( "&Change settings..."), this, SLOT( slotChangeSettingsMenuItemActivated() ));
+	settings->insertItem( i18n( "&Change settings..."), this, TQT_SLOT( slotChangeSettingsMenuItemActivated() ));
 
 #if defined(USE_KDE)
-	QPopupMenu *help = helpMenu( m_aboutDlgMenuText );
+	TQPopupMenu *help = helpMenu( m_aboutDlgMenuText );
 #else
-    KQPopupMenu * help = new KQPopupMenu( this );
-	help->insertItem( i18n( "&About"), this, SLOT( slotAboutMenuItemActivated() ), Key_F1 );
-	help->insertItem( i18n( "About &Qt"), this, SLOT( slotAboutQtMenuItemActivated() ));
+    KTQPopupMenu * help = new KTQPopupMenu( this );
+	help->insertItem( i18n( "&About"), this, TQT_SLOT( slotAboutMenuItemActivated() ), Key_F1 );
+	help->insertItem( i18n( "About &TQt"), this, TQT_SLOT( slotAboutQtMenuItemActivated() ));
 	help->insertSeparator();
-	help->insertItem( i18n( "What's &This"), this, SLOT(whatsThis()), SHIFT+Key_F1 );
+	help->insertItem( i18n( "What's &This"), this, TQT_SLOT(whatsThis()), SHIFT+Key_F1 );
 #endif
 		
 	menuBar()->insertItem( i18n( "&Help"), help );
@@ -563,9 +563,9 @@ void KCHMMainWindow::setTextEncoding( const LCHMTextEncoding * encoding )
 	m_chmFile->setCurrentEncoding( encoding );
 	m_searchToolbar->setChosenEncodingInMenu( encoding );
 	
-	// Because updateView() will call view->invalidate(), which clears the view->getOpenedPage(),
+	// Because updateView() will call view->tqinvalidate(), which clears the view->getOpenedPage(),
 	// we have to make a copy of it.
-	QString url = currentBrowser()->getOpenedPage();
+	TQString url = currentBrowser()->getOpenedPage();
 	
 	// Regenerate the content and index trees	
 	refreshCurrentBrowser();
@@ -600,7 +600,7 @@ void KCHMMainWindow::closeChmFile( )
 }
 
 
-void KCHMMainWindow::closeEvent ( QCloseEvent * e )
+void KCHMMainWindow::closeEvent ( TQCloseEvent * e )
 {
 	// Save the settings if we have something opened
 	if ( m_chmFile )
@@ -610,13 +610,13 @@ void KCHMMainWindow::closeEvent ( QCloseEvent * e )
 		m_chmFile = 0;
 	}
 
-	QMainWindow::closeEvent ( e );
+	TQMainWindow::closeEvent ( e );
 }
 
 bool KCHMMainWindow::parseCmdLineArgs( )
 {
-	QString filename = QString::null, search_query = QString::null;
-	QString search_index = QString::null, search_bookmark = QString::null;
+	TQString filename = TQString(), search_query = TQString();
+	TQString search_index = TQString(), search_bookmark = TQString();
 	bool do_autotest = false;
 
 #if defined (USE_KDE)
@@ -634,44 +634,44 @@ bool KCHMMainWindow::parseCmdLineArgs( )
 	if ( args->count() > 0 )
 		filename = args->arg(0);
 #else
-	// argv[0] in Qt is still a program name
-	for ( int i = 1; i < qApp->argc(); i++  )
+	// argv[0] in TQt is still a program name
+	for ( int i = 1; i < tqApp->argc(); i++  )
 	{
-		if ( !strcmp (qApp->argv()[i], "--autotestmode") )
+		if ( !strcmp (tqApp->argv()[i], "--autotestmode") )
 			do_autotest = m_useShortAutotest = true;
-		else if ( !strcmp (qApp->argv()[i], "--shortautotestmode") )
+		else if ( !strcmp (tqApp->argv()[i], "--shortautotestmode") )
 			do_autotest = true;
-		else if ( !strcmp (qApp->argv()[i], "--search") )
-			search_query = qApp->argv()[++i];
-		else if ( !strcmp (qApp->argv()[i], "--sindex") )
-			search_index = qApp->argv()[++i];
-		else if ( !strcmp (qApp->argv()[i], "-h") || !strcmp (qApp->argv()[i], "--help") )
+		else if ( !strcmp (tqApp->argv()[i], "--search") )
+			search_query = tqApp->argv()[++i];
+		else if ( !strcmp (tqApp->argv()[i], "--sindex") )
+			search_index = tqApp->argv()[++i];
+		else if ( !strcmp (tqApp->argv()[i], "-h") || !strcmp (tqApp->argv()[i], "--help") )
 		{
-			fprintf (stderr, "Usage: %s [chmfile]\n", qApp->argv()[0]);
+			fprintf (stderr, "Usage: %s [chmfile]\n", tqApp->argv()[0]);
 			exit (1);
 		}
 		else
-			filename = qApp->argv()[i];
+			filename = tqApp->argv()[i];
 	}
 #endif
 
 	if ( !filename.isEmpty() )
 	{
-		if ( !loadChmFile( QString::fromLocal8Bit( filename )) )
+		if ( !loadChmFile( TQString::fromLocal8Bit( filename )) )
 			return true; // skip the latest checks, but do not exit from the program
 
 		if ( !search_index.isEmpty() )
 		{
-			QStringList event_args;
+			TQStringList event_args;
 			event_args.push_back( search_index );
-			qApp->postEvent( this, new KCHMUserEvent( "findInIndex", event_args ) );
+			tqApp->postEvent( this, new KCHMUserEvent( "findInIndex", event_args ) );
 		}
 		
 		if ( !search_query.isEmpty() )	
 		{
-			QStringList event_args;
+			TQStringList event_args;
 			event_args.push_back( search_query );
-			qApp->postEvent( this, new KCHMUserEvent( "searchQuery", event_args ) );
+			tqApp->postEvent( this, new KCHMUserEvent( "searchQuery", event_args ) );
 		}
 		
 		if ( do_autotest )
@@ -729,9 +729,9 @@ void KCHMMainWindow::slotChangeSettingsMenuItemActivated()
 	dlg.m_groupKDEsettings->setEnabled ( false );
 #endif
 
-	dlg.m_qtBrowserPath->setText ( appConfig.m_QtBrowserPath );
-	dlg.m_radioUseQtextBrowser->setChecked ( appConfig.m_kdeUseQTextBrowser );
-	dlg.m_radioUseKHTMLPart->setChecked ( !appConfig.m_kdeUseQTextBrowser );
+	dlg.m_qtBrowserPath->setText ( appConfig.m_TQtBrowserPath );
+	dlg.m_radioUseQtextBrowser->setChecked ( appConfig.m_kdeUseTQTextBrowser );
+	dlg.m_radioUseKHTMLPart->setChecked ( !appConfig.m_kdeUseTQTextBrowser );
 	
 	dlg.m_enableJS->setChecked ( appConfig.m_kdeEnableJS );
 	dlg.m_enablePlugins->setChecked ( appConfig.m_kdeEnablePlugins );
@@ -750,7 +750,7 @@ void KCHMMainWindow::slotChangeSettingsMenuItemActivated()
 	dlg.m_labelUseSearchEngineInternal->setBuddy( dlg.m_useSearchEngineInternal );
 	dlg.m_labelUseSearchEngineNew->setBuddy( dlg.m_useSearchEngineNew );
 	
-	if ( dlg.exec() == QDialog::Accepted )
+	if ( dlg.exec() == TQDialog::Accepted )
 	{
 		appConfig.m_LoadLatestFileOnStartup = dlg.m_radioOnBeginOpenLast->isChecked();
 		appConfig.m_HistorySize = dlg.m_historySize->value();
@@ -770,7 +770,7 @@ void KCHMMainWindow::slotChangeSettingsMenuItemActivated()
 		else
 			appConfig.m_onNewChmClick = KCHMConfig::ACTION_DONT_OPEN;
 
-		appConfig.m_QtBrowserPath = dlg.m_qtBrowserPath->text();
+		appConfig.m_TQtBrowserPath = dlg.m_qtBrowserPath->text();
 		
 		// Check the changes
 		bool need_restart = false;
@@ -799,24 +799,24 @@ void KCHMMainWindow::slotChangeSettingsMenuItemActivated()
 			appConfig.m_kdeEnableRefresh = dlg.m_enableRefresh->isChecked();
 		}
 		
-		if ( appConfig.m_kdeUseQTextBrowser != dlg.m_radioUseQtextBrowser->isChecked() )
+		if ( appConfig.m_kdeUseTQTextBrowser != dlg.m_radioUseQtextBrowser->isChecked() )
 		{
 			need_restart = true;
-			appConfig.m_kdeUseQTextBrowser = dlg.m_radioUseQtextBrowser->isChecked();
+			appConfig.m_kdeUseTQTextBrowser = dlg.m_radioUseQtextBrowser->isChecked();
 		}
 		
 		if ( dlg.m_useSearchEngineNew->isChecked() 
 		&& appConfig.m_useSearchEngine == KCHMConfig::SEARCH_USE_CHM )
 		{
 			appConfig.m_useSearchEngine = KCHMConfig::SEARCH_USE_MINE;
-			m_searchWindow->invalidate();
+			m_searchWindow->tqinvalidate();
 		}
 		
 		if ( dlg.m_useSearchEngineInternal->isChecked() 
 		&& appConfig.m_useSearchEngine == KCHMConfig::SEARCH_USE_MINE )
 		{
 			appConfig.m_useSearchEngine = KCHMConfig::SEARCH_USE_CHM;
-			m_searchWindow->invalidate();
+			m_searchWindow->tqinvalidate();
 		}
 					
 		appConfig.m_advExternalEditorPath = dlg.m_advExternalProgramName->text();
@@ -826,7 +826,7 @@ void KCHMMainWindow::slotChangeSettingsMenuItemActivated()
 		appConfig.save();
 		
 		if ( need_restart )
-			QMessageBox::information( 
+			TQMessageBox::information( 
 					this,
 					APP_NAME,
 					i18n( "Changing browser view options or search engine used\n"
@@ -840,8 +840,8 @@ void KCHMMainWindow::setupSignals( )
 #if defined(HAVE_SIGACTION)
 	struct sigaction sa;
     memset ((char *)&sa, 0, sizeof(sa));
-	sigemptyset (&sa.sa_mask);
-	sigaddset (&sa.sa_mask, SIGCHLD);
+	sigemptyset (&sa.sa_tqmask);
+	sigaddset (&sa.sa_tqmask, SIGCHLD);
 
 #ifdef SA_RESTART
 	sa.sa_flags = SA_RESTART;
@@ -859,7 +859,7 @@ void KCHMMainWindow::slotHistoryMenuItemActivated( int item )
 	if ( item < 0 || item >= (signed) appConfig.m_History.size() )
 		qFatal ("KCHMMainWindow::slotHistoryMenuItemActivated: bad history menu id %d", item);
 	
-	QString filename = appConfig.m_History[item];
+	TQString filename = appConfig.m_History[item];
 	
 	// remove it, so it will be added again at the history top, and will not shitf anything.
 //	appConfig.m_History.remove ( appConfig.m_History.begin() + item);
@@ -916,14 +916,14 @@ void KCHMMainWindow::showOrHideContextWindow( int tabindex )
 			
 			// Handle clicking on m_contentsWindow element
 			connect( m_contentsWindow, 
-					 SIGNAL( clicked( QListViewItem* ) ), 
+					 TQT_SIGNAL( clicked( TQListViewItem* ) ), 
 					 this, 
-					 SLOT( slotOnTreeClicked( QListViewItem* ) ) );
+					 TQT_SLOT( slotOnTreeClicked( TQListViewItem* ) ) );
 			
 			connect( m_contentsWindow, 
-					 SIGNAL( doubleClicked ( QListViewItem *, const QPoint &, int ) ), 
+					 TQT_SIGNAL( doubleClicked ( TQListViewItem *, const TQPoint &, int ) ), 
 					 this, 
-					 SLOT( slotOnTreeDoubleClicked ( QListViewItem *, const QPoint &, int ) ) );
+					 TQT_SLOT( slotOnTreeDoubleClicked ( TQListViewItem *, const TQPoint &, int ) ) );
 			
 			m_tabWidget->insertTab (m_contentsWindow, i18n( "Contents" ), tabindex);
 		}
@@ -932,7 +932,7 @@ void KCHMMainWindow::showOrHideContextWindow( int tabindex )
 
 void KCHMMainWindow::showOrHideIndexWindow( int tabindex )
 {
-	// Test whether to show/invalidate the index window
+	// Test whether to show/tqinvalidate the index window
 	if ( tabindex == -1 )
 	{
 		if ( m_indexWindow )
@@ -950,7 +950,7 @@ void KCHMMainWindow::showOrHideIndexWindow( int tabindex )
 			m_tabWidget->insertTab (m_indexWindow, i18n( "Index" ), tabindex);
 		}
 		else
-			m_indexWindow->invalidate();
+			m_indexWindow->tqinvalidate();
 	}
 }
 
@@ -973,7 +973,7 @@ void KCHMMainWindow::showOrHideSearchWindow( int tabindex )
 			m_tabWidget->insertTab (m_searchWindow, i18n( "Search" ), tabindex);
 		}
 		else
-			m_searchWindow->invalidate();
+			m_searchWindow->tqinvalidate();
 	}
 }
 
@@ -1028,10 +1028,10 @@ void KCHMMainWindow::slotLocateInContentWindow( )
 	
 		if ( treeitem )
 		{
-			KCHMIndTocItem * itemparent = treeitem;
+			KCHMIndTocItem * itemtqparent = treeitem;
 			
-			while ( (itemparent = (KCHMIndTocItem*) itemparent->parent()) != 0 )
-				itemparent->setOpen(true);
+			while ( (itemtqparent = (KCHMIndTocItem*) itemtqparent->tqparent()) != 0 )
+				itemtqparent->setOpen(true);
 			
 			m_contentsWindow->setCurrentItem (treeitem);
 			m_contentsWindow->ensureItemVisible (treeitem);
@@ -1043,16 +1043,16 @@ void KCHMMainWindow::slotLocateInContentWindow( )
 
 void KCHMMainWindow::slotExtractCHM( )
 {
-	QStringList files;
+	TQStringList files;
 	
 #if defined (USE_KDE)
-	QString outdir = KFileDialog::getExistingDirectory (
-			QString::null,
+	TQString outdir = KFileDialog::getExistingDirectory (
+			TQString(),
 			this,
 			i18n("Choose a directory to store CHM content") );
 #else
-	QString outdir = QFileDialog::getExistingDirectory (
-			QString::null,
+	TQString outdir = TQFileDialog::getExistingDirectory (
+			TQString(),
 			this,
 			0,
 			i18n("Choose a directory to store CHM content"),
@@ -1068,7 +1068,7 @@ void KCHMMainWindow::slotExtractCHM( )
 	if ( !m_chmFile || !m_chmFile->enumerateFiles( &files ) )
 		return;
 
-	KQProgressModalDialog progress( i18n("Extracting CHM content"), i18n("Extracting files..."), i18n("Abort"), files.size(), this );
+	KTQProgressModalDialog progress( i18n("Extracting CHM content"), i18n("Extracting files..."), i18n("Abort"), files.size(), this );
 	
 	for ( unsigned int i = 0; i < files.size(); i++ )
 	{
@@ -1076,25 +1076,25 @@ void KCHMMainWindow::slotExtractCHM( )
 		
 		if ( (i % 3) == 0 )
 		{
-			qApp->processEvents();
+			tqApp->processEvents();
 
 			if ( progress.wasCancelled() )
 				break;
 		}
 
 		// Extract the file
-		QByteArray buf;
+		TQByteArray buf;
 		
 		if ( m_chmFile->getFileContentAsBinary( &buf, files[i] ) )
 		{
 			// Split filename to get the list of subdirectories
-			QStringList dirs = QStringList::split( '/', files[i] );
+			TQStringList dirs = TQStringList::split( '/', files[i] );
 
 			// Walk through the list of subdirectories, and create them if needed
 			// dirlevel is used to detect extra .. and prevent overwriting files
 			// outside the directory (like creating the file images/../../../../../etc/passwd
 			unsigned int i, dirlevel = 0;
-			QStringList dirlist;
+			TQStringList dirlist;
 				
 			for ( i = 0; i < dirs.size() - 1; i++ )
 			{
@@ -1111,7 +1111,7 @@ void KCHMMainWindow::slotExtractCHM( )
 				{
 					dirlist.push_back( dirs[i] );
 					
-					QDir dir ( outdir + dirlist.join( "/" ) );
+					TQDir dir ( outdir + dirlist.join( "/" ) );
 					if ( !dir.exists() )
 					{
 						if ( !dir.mkdir( dir.path() ) )
@@ -1120,8 +1120,8 @@ void KCHMMainWindow::slotExtractCHM( )
 				}
 			}
 			
-			QString filename = outdir + dirlist.join( "/" ) + "/" + dirs[i];
-			QFile wf( filename );
+			TQString filename = outdir + dirlist.join( "/" ) + "/" + dirs[i];
+			TQFile wf( filename );
 			if ( !wf.open( IO_WriteOnly ) )
 			{
 					qWarning( "Could not write file %s\n", filename.ascii() );
@@ -1158,7 +1158,7 @@ void KCHMMainWindow::slotBrowserChanged( KCHMViewWindow * newbrowser )
 	locateInContentTree( newbrowser->getOpenedPage() );
 }
 
-void KCHMMainWindow::locateInContentTree( const QString & url )
+void KCHMMainWindow::locateInContentTree( const TQString & url )
 {
 	if ( !m_contentsWindow )
 		return;
@@ -1167,31 +1167,31 @@ void KCHMMainWindow::locateInContentTree( const QString & url )
 	
 	if ( treeitem )
 	{
-		KCHMIndTocItem * itemparent = treeitem;
-		while ( (itemparent = (KCHMIndTocItem*) itemparent->parent()) != 0 )
-			itemparent->setOpen(true);
+		KCHMIndTocItem * itemtqparent = treeitem;
+		while ( (itemtqparent = (KCHMIndTocItem*) itemtqparent->tqparent()) != 0 )
+			itemtqparent->setOpen(true);
 			
 		m_contentsWindow->setCurrentItem (treeitem);
 		m_contentsWindow->ensureItemVisible (treeitem);
 	}
 }
 
-void KCHMMainWindow::slotOnTreeDoubleClicked( QListViewItem * item, const QPoint &, int )
+void KCHMMainWindow::slotOnTreeDoubleClicked( TQListViewItem * item, const TQPoint &, int )
 {
-	// Open/close only existing item which have children
+	// Open/close only existing item which have tqchildren
 	if ( !item || item->childCount() == 0 )
 		return;
 	
 	item->setOpen( !item->isOpen() );
-	item->repaint();
+	item->tqrepaint();
 }
 
-bool KCHMMainWindow::event( QEvent * e )
+bool KCHMMainWindow::event( TQEvent * e )
 {
-	if ( e->type() == QEvent::User )
+	if ( e->type() == TQEvent::User )
 		return handleUserEvent( (KCHMUserEvent*) e );
 	
-	return QWidget::event( e );
+	return TQWidget::event( e );
 }
 
 bool KCHMMainWindow::handleUserEvent( const KCHMUserEvent * event )
@@ -1201,8 +1201,8 @@ bool KCHMMainWindow::handleUserEvent( const KCHMUserEvent * event )
 		if ( event->m_args.size() != 1 && event->m_args.size() != 2 )
 			qFatal("handleUserEvent: event loadAndOpen must receive 1 or 2 args");
 		
-		QString chmfile = event->m_args[0];
-		QString openurl = event->m_args.size() > 1 ? event->m_args[1] : "/";
+		TQString chmfile = event->m_args[0];
+		TQString openurl = event->m_args.size() > 1 ? event->m_args[1] : "/";
 				
 		return loadChmFile( chmfile, false ) && openPage( openurl );
 	}
@@ -1254,13 +1254,13 @@ void KCHMMainWindow::runAutoTest()
 	case STATE_INITIAL:
 		if ( m_contentsWindow && !m_useShortAutotest )
 		{
-			m_autotestlistiterator = QListViewItemIterator (m_contentsWindow);
+			m_autotestlistiterator = TQListViewItemIterator (m_contentsWindow);
 			m_autoteststate = STATE_CONTENTS_OPENNEXTPAGE;
 		}
 		else
 			m_autoteststate = STATE_OPEN_INDEX;
 		
-		QTimer::singleShot (500, this, SLOT(runAutoTest()) );
+		TQTimer::singleShot (500, this, TQT_SLOT(runAutoTest()) );
 		break; // allow to finish the initialization sequence
 		
 	case STATE_CONTENTS_OPENNEXTPAGE:
@@ -1272,7 +1272,7 @@ void KCHMMainWindow::runAutoTest()
 		else
 			m_autoteststate = STATE_OPEN_INDEX;
 		
-		QTimer::singleShot (50, this, SLOT(runAutoTest()) );
+		TQTimer::singleShot (50, this, TQT_SLOT(runAutoTest()) );
 		break;
 
 	case STATE_OPEN_INDEX:
@@ -1280,11 +1280,11 @@ void KCHMMainWindow::runAutoTest()
 			m_tabWidget->setCurrentPage (1);
 		
 		m_autoteststate = STATE_SHUTDOWN;
-		QTimer::singleShot (500, this, SLOT(runAutoTest()) );
+		TQTimer::singleShot (500, this, TQT_SLOT(runAutoTest()) );
 		break;
 
 	case STATE_SHUTDOWN:
-		qApp->quit();
+		tqApp->quit();
 		break;
 		
 	default:
diff --git a/src/kchmmainwindow.h b/src/kchmmainwindow.h
index 7381567..b4b3f0f 100644
--- a/src/kchmmainwindow.h
+++ b/src/kchmmainwindow.h
@@ -44,29 +44,30 @@ static const unsigned int OPF_NEW_TAB 		= 1 << 2;
 static const unsigned int OPF_BACKGROUND 	= 1 << 3;
 
 //! Those events could be sent to main window to do useful things. See handleUserEvents()
-class KCHMUserEvent : public QEvent
+class KCHMUserEvent : public TQEvent
 {
 	public:
-		KCHMUserEvent( const QString& action, const QStringList& args = QStringList()) 
-			: QEvent( QEvent::User ), m_action(action), m_args(args) {};
+		KCHMUserEvent( const TQString& action, const TQStringList& args = TQStringList()) 
+			: TQEvent( TQEvent::User ), m_action(action), m_args(args) {};
 	
-		QString			m_action;
-		QStringList		m_args;
+		TQString			m_action;
+		TQStringList		m_args;
 };
 
 
 class KCHMMainWindow : public KQMainWindow
 {
 		Q_OBJECT
+  TQ_OBJECT
 	
 	public:
 		KCHMMainWindow();
 		~KCHMMainWindow();
 	
-		bool		openPage ( const QString &url, unsigned int flags = OPF_CONTENT_TREE );
+		bool		openPage ( const TQString &url, unsigned int flags = OPF_CONTENT_TREE );
 		
 		LCHMFile *	chmFile() const	{ return m_chmFile; }
-		const QString&	getOpenedFileName () { return m_chmFilename; }
+		const TQString&	getOpenedFileName () { return m_chmFilename; }
 		
 		KCHMViewWindow * currentBrowser() const;
 		KCHMContentsWindow  * contentsWindow() const { return m_contentsWindow; }
@@ -75,12 +76,12 @@ class KCHMMainWindow : public KQMainWindow
 		KCHMNavToolbar * navigationToolbar() const { return m_navToolbar; }
 		KCHMSearchWindow * searchWindow() const { return m_searchWindow; }
 		
-		void		showInStatusBar (const QString& text)	{ statusBar()->message( text, 2000 ); }
+		void		showInStatusBar (const TQString& text)	{ statusBar()->message( text, 2000 ); }
 		void		setTextEncoding (const LCHMTextEncoding * enc);
 			
 	public slots:
-		void slotOnTreeClicked( QListViewItem *item );
-		void slotOnTreeDoubleClicked( QListViewItem *item, const QPoint &, int );
+		void slotOnTreeClicked( TQListViewItem *item );
+		void slotOnTreeDoubleClicked( TQListViewItem *item, const TQPoint &, int );
 		
 		void slotAddBookmark ( );
 		void slotOpenPageInNewTab( );
@@ -91,7 +92,7 @@ class KCHMMainWindow : public KQMainWindow
 		void slotBrowserChanged( KCHMViewWindow * newbrowser );
 					
 	private slots:
-		void slotLinkClicked ( const QString & link, bool& follow_link );
+		void slotLinkClicked ( const TQString & link, bool& follow_link );
 				
 		void slotOpenMenuItemActivated();
 		void slotPrintMenuItemActivated();
@@ -119,12 +120,12 @@ class KCHMMainWindow : public KQMainWindow
 		
 	private:
 		bool	parseCmdLineArgs();
-		void 	showEvent( QShowEvent * );
-		void	closeEvent ( QCloseEvent * e );
+		void 	showEvent( TQShowEvent * );
+		void	closeEvent ( TQCloseEvent * e );
 		void	setupSignals ();
 	
 		void 	setupToolbarsAndMenu ( );
-		bool	loadChmFile ( const QString &fileName,  bool call_open_page = true );
+		bool	loadChmFile ( const TQString &fileName,  bool call_open_page = true );
 		void	closeChmFile();	
 		void	refreshCurrentBrowser();
 		void	updateHistoryMenu();
@@ -134,13 +135,13 @@ class KCHMMainWindow : public KQMainWindow
 		void	showOrHideSearchWindow( int tabindex );
 		
 		// User events
-		bool	event ( QEvent * e );
+		bool	event ( TQEvent * e );
 		bool	handleUserEvent( const KCHMUserEvent * event );
 		
-		void	locateInContentTree( const QString& url );
+		void	locateInContentTree( const TQString& url );
 		
-		QString 				m_chmFilename;
-		QString					m_aboutDlgMenuText;	// to show in KDE or Qt about dialogs
+		TQString 				m_chmFilename;
+		TQString					m_aboutDlgMenuText;	// to show in KDE or TQt about dialogs
 		
 		KCHMViewWindowMgr	*	m_viewWindowMgr;
 		KCHMIndexWindow		*	m_indexWindow;
@@ -148,8 +149,8 @@ class KCHMMainWindow : public KQMainWindow
 		KCHMBookmarkWindow	*	m_bookmarkWindow;
 		KCHMContentsWindow	*	m_contentsWindow;
 	
-		KQTabWidget			*	m_tabWidget;
-		QSplitter 			*	m_windowSplitter;
+		KTQTabWidget			*	m_tabWidget;
+		TQSplitter 			*	m_windowSplitter;
 	
 		KCHMSearchAndViewToolbar	*	m_searchToolbar;
 		KCHMNavToolbar		*	m_navToolbar;
@@ -159,7 +160,7 @@ class KCHMMainWindow : public KQMainWindow
 		LCHMFile			*	m_chmFile;
 		bool					m_FirstTimeShow;
 		
-		KQPopupMenu			*	m_menuHistory;
+		KTQPopupMenu			*	m_menuHistory;
 		
 		int						m_tabContextPage;	
 		int						m_tabIndexPage;
@@ -178,7 +179,7 @@ class KCHMMainWindow : public KQMainWindow
 		
 		bool					m_useShortAutotest;
 		auto_test_state_t		m_autoteststate;
-		QListViewItemIterator	m_autotestlistiterator;
+		TQListViewItemIterator	m_autotestlistiterator;
 	
 	private slots:
 		void	runAutoTest();
diff --git a/src/kchmnavtoolbar.cpp b/src/kchmnavtoolbar.cpp
index f0f004f..a7ac446 100644
--- a/src/kchmnavtoolbar.cpp
+++ b/src/kchmnavtoolbar.cpp
@@ -26,38 +26,38 @@
 #include "iconstorage.h"
 
 
-KCHMNavToolbar::KCHMNavToolbar( KCHMMainWindow *parent )
-	: QToolBar( parent )
+KCHMNavToolbar::KCHMNavToolbar( KCHMMainWindow *tqparent )
+	: TQToolBar( tqparent )
 {
 	// Initialize toolbar
 	setLabel( i18n( "Navigation") );
 	
-	QPixmap iconBackward (*gIconStorage.getToolbarPixmap(KCHMIconStorage::back));
-	m_toolbarIconBackward = new QToolButton (iconBackward,
+	TQPixmap iconBackward (*gIconStorage.getToolbarPixmap(KCHMIconStorage::back));
+	m_toolbarIconBackward = new TQToolButton (iconBackward,
 											 i18n( "Move backward in history"),
-											 QString::null,
-											 parent,
-											 SLOT( slotNavigateBack() ),
+											 TQString(),
+											 tqparent,
+											 TQT_SLOT( slotNavigateBack() ),
 											 this);
-	QWhatsThis::add( m_toolbarIconBackward, i18n( "Click this button to move backward in browser history") );	
+	TQWhatsThis::add( m_toolbarIconBackward, i18n( "Click this button to move backward in browser history") );	
 
-	QPixmap iconForward (*gIconStorage.getToolbarPixmap(KCHMIconStorage::forward));
-	m_toolbarIconForward = new QToolButton (iconForward,
+	TQPixmap iconForward (*gIconStorage.getToolbarPixmap(KCHMIconStorage::forward));
+	m_toolbarIconForward = new TQToolButton (iconForward,
 											i18n( "Move forward in history"),
-											QString::null,
-											parent,
-											SLOT( slotNavigateForward() ),
+											TQString(),
+											tqparent,
+											TQT_SLOT( slotNavigateForward() ),
 											this);
-	QWhatsThis::add( m_toolbarIconForward, i18n( "Click this button to move forward in browser history") );	
+	TQWhatsThis::add( m_toolbarIconForward, i18n( "Click this button to move forward in browser history") );	
 	
-	QPixmap iconHome = (*gIconStorage.getToolbarPixmap(KCHMIconStorage::gohome));
-	QToolButton	* hb = new QToolButton (iconHome,
+	TQPixmap iconHome = (*gIconStorage.getToolbarPixmap(KCHMIconStorage::gohome));
+	TQToolButton	* hb = new TQToolButton (iconHome,
 					 i18n( "Go to the home page"),
-					 QString::null,
-					 parent,
-					 SLOT( slotNavigateHome() ),
+					 TQString(),
+					 tqparent,
+					 TQT_SLOT( slotNavigateHome() ),
 					 this);
-	QWhatsThis::add( hb, i18n( "Click this button to move to the home page") );	
+	TQWhatsThis::add( hb, i18n( "Click this button to move to the home page") );	
 }
 
 
@@ -65,7 +65,7 @@ KCHMNavToolbar::~KCHMNavToolbar()
 {
 }
 
-void KCHMNavToolbar::updateIconStatus( bool enable_backward, bool enable_forward )
+void KCHMNavToolbar::updateIcontqStatus( bool enable_backward, bool enable_forward )
 {
 	m_toolbarIconBackward->setEnabled( enable_backward );
 	m_toolbarIconForward->setEnabled ( enable_forward );
diff --git a/src/kchmnavtoolbar.h b/src/kchmnavtoolbar.h
index ea10c84..f8eebe5 100644
--- a/src/kchmnavtoolbar.h
+++ b/src/kchmnavtoolbar.h
@@ -24,19 +24,20 @@
 
 #include "forwarddeclarations.h"
 
-class KCHMNavToolbar : public QToolBar
+class KCHMNavToolbar : public TQToolBar
 {
 Q_OBJECT
+  TQ_OBJECT
 public:
-	KCHMNavToolbar( KCHMMainWindow *parent );
+	KCHMNavToolbar( KCHMMainWindow *tqparent );
 	~KCHMNavToolbar();
 
 public slots:
-	void	updateIconStatus( bool enable_backward, bool enable_forward );	
+	void	updateIcontqStatus( bool enable_backward, bool enable_forward );	
 
 private:
-	QToolButton	*	m_toolbarIconBackward;
-	QToolButton	*	m_toolbarIconForward;
+	TQToolButton	*	m_toolbarIconBackward;
+	TQToolButton	*	m_toolbarIconForward;
 };
 
 #endif /* INCLUDE_KCHMNAVHISTORY_H */
diff --git a/src/kchmsearchengine.cpp b/src/kchmsearchengine.cpp
index 6bd6c5e..cf79e2b 100644
--- a/src/kchmsearchengine.cpp
+++ b/src/kchmsearchengine.cpp
@@ -19,7 +19,7 @@
  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.             *
  ***************************************************************************/
 
-#include <qapplication.h>
+#include <tqapplication.h>
 
 #include "kchmmainwindow.h"
 #include "kchmsearchengine.h"
@@ -49,8 +49,8 @@ KCHMSearchEngine::~KCHMSearchEngine()
 void KCHMSearchEngine::processEvents( )
 {
 	// Do it twice; some events generate other events
-	qApp->eventLoop()->processEvents( QEventLoop::ExcludeUserInput );
-	qApp->eventLoop()->processEvents( QEventLoop::ExcludeUserInput );	
+	tqApp->eventLoop()->processEvents( TQEventLoop::ExcludeUserInput );
+	tqApp->eventLoop()->processEvents( TQEventLoop::ExcludeUserInput );	
 }
 
 
@@ -65,27 +65,27 @@ bool KCHMSearchEngine::loadOrGenerateIndex( )
 	if ( m_Index )
 		return true;
 
-	QString indexfiledict = ::mainWindow->currentSettings()->searchIndexDictFilename();
-	QString indexfiledoc = ::mainWindow->currentSettings()->searchIndexDocFilename();
-	QStringList documents;
+	TQString indexfiledict = ::mainWindow->currentSettings()->searchIndexDictFilename();
+	TQString indexfiledoc = ::mainWindow->currentSettings()->searchIndexDocFilename();
+	TQStringList documents;
 	
 	m_Index = new QtAs::Index( documents, appConfig.m_datapath );
 	m_Index->setDictionaryFile( indexfiledict );
 	m_Index->setDocListFile( indexfiledoc );
 
-	m_progressDlg = new QProgressDialog( 0 );
-	connect( m_progressDlg, SIGNAL( canceled() ), this, SLOT( cancelButtonPressed() ) );
+	m_progressDlg = new TQProgressDialog( 0 );
+	connect( m_progressDlg, TQT_SIGNAL( canceled() ), this, TQT_SLOT( cancelButtonPressed() ) );
 	
-	connect( m_Index, SIGNAL( indexingProgress( int ) ),  this, SLOT( setIndexingProgress( int ) ) );
+	connect( m_Index, TQT_SIGNAL( indexingProgress( int ) ),  this, TQT_SLOT( setIndexingProgress( int ) ) );
 	KCHMShowWaitCursor waitcursor;
 		
-	QFile f( indexfiledict );
+	TQFile f( indexfiledict );
 	if ( !f.exists() )
 	{
 		::mainWindow->statusBar()->message( tr( "Generating search index..." ) );
 		
 		// Get the list of files in CHM archive
-		QStringList alldocuments;
+		TQStringList alldocuments;
 		
 		m_progressDlg->setCaption( tr( "Generating search index..." ) );
 		m_progressDlg->setLabelText( tr( "Generating search index..." ) );
@@ -103,7 +103,7 @@ bool KCHMSearchEngine::loadOrGenerateIndex( )
 		
 		// Process the list keeping only HTML documents there
 		for ( unsigned int i = 0; i < alldocuments.size(); i++ )
-			if ( alldocuments[i].endsWith( ".html", false ) || alldocuments[i].endsWith( ".htm", false ) )
+			if ( alldocuments[i].tqendsWith( ".html", false ) || alldocuments[i].tqendsWith( ".htm", false ) )
 				documents.push_back( LCHMUrlFactory::makeURLabsoluteIfNeeded( alldocuments[i] ) );
 
 		m_Index->setDocList( documents );
@@ -161,7 +161,7 @@ class SearchDataKeeper
 		
 		bool isInPhrase() const { return m_inPhrase; }
 		
-		void addTerm( const QString& term )
+		void addTerm( const TQString& term )
 		{
 			if ( !term.isEmpty() )
 			{
@@ -173,36 +173,36 @@ class SearchDataKeeper
 		}
 		
 		// Should contain all the search terms present in query, includind those from phrases. One element - one term .
-		QStringList terms;
+		TQStringList terms;
 	
 		// Should contain phrases present in query without quotes. One element - one phrase.
-		QStringList phrases;
+		TQStringList phrases;
 	
 		// Should contain all the terms present in all the phrases (but not outside).
-		QStringList phrasewords;
+		TQStringList phrasewords;
 
 	private:		
 		bool		m_inPhrase;
-		QStringList phrase_terms;
+		TQStringList phrase_terms;
 };
 
 
-bool KCHMSearchEngine::searchQuery( const QString & query, QStringList * results, unsigned int limit )
+bool KCHMSearchEngine::searchQuery( const TQString & query, TQStringList * results, unsigned int limit )
 {
 	// Characters which split the words. We need to make them separate tokens
-	QString splitChars = m_Index->getCharsSplit();
+	TQString splitChars = m_Index->getCharsSplit();
 	
 	// Characters which are part of the word. We should keep them apart.
-	QString partOfWordChars = m_Index->getCharsPartOfWord();
+	TQString partOfWordChars = m_Index->getCharsPartOfWord();
 	
 	SearchDataKeeper keeper;
 	
 	// State machine variables
-	QString term;
+	TQString term;
 
 	for ( unsigned int i = 0; i < query.length(); i++ )
 	{
-		QChar ch = query[i].lower();
+		TQChar ch = query[i].lower();
 		
 		// a quote either begins or ends the phrase
 		if ( ch == '"' )
@@ -218,14 +218,14 @@ bool KCHMSearchEngine::searchQuery( const QString & query, QStringList * results
 		}
 		
 		// If new char does not stop the word, add ot and continue
-		if ( ch.isLetterOrNumber() || partOfWordChars.find( ch ) != -1 )
+		if ( ch.isLetterOrNumber() || partOfWordChars.tqfind( ch ) != -1 )
 		{
 			term.append( ch );
 			continue;
 		}
 		
 		// If it is a split char, add this term and split char as separate term
-		if ( splitChars.find( ch ) != -1 )
+		if ( splitChars.tqfind( ch ) != -1 )
 		{
 			// Add existing term if present
 			keeper.addTerm( term );
@@ -236,21 +236,21 @@ bool KCHMSearchEngine::searchQuery( const QString & query, QStringList * results
 
 		// Just add the word; it is most likely a space or terminated by tokenizer.
 		keeper.addTerm( term );
-		term = QString::null;			
+		term = TQString();			
 	}
 	
 	keeper.addTerm( term );
 	
 	if ( keeper.isInPhrase() )
 	{
-		QMessageBox::warning( 0, i18n( "Search" ), i18n( "A closing quote character is missing." ) );
+		TQMessageBox::warning( 0, i18n( "Search" ), i18n( "A closing quote character is missing." ) );
 		return false;
 	}
 	
 	KCHMShowWaitCursor waitcursor;
-	QStringList foundDocs = m_Index->query( keeper.terms, keeper.phrases, keeper.phrasewords );
+	TQStringList foundDocs = m_Index->query( keeper.terms, keeper.phrases, keeper.phrasewords );
 	
-	for ( QStringList::iterator it = foundDocs.begin(); it != foundDocs.end() && limit > 0; ++it, limit-- )
+	for ( TQStringList::iterator it = foundDocs.begin(); it != foundDocs.end() && limit > 0; ++it, limit-- )
 		results->push_back( *it );
 
 	return true;
diff --git a/src/kchmsearchengine.h b/src/kchmsearchengine.h
index 8aab6e5..4679bfc 100644
--- a/src/kchmsearchengine.h
+++ b/src/kchmsearchengine.h
@@ -22,27 +22,28 @@
 #ifndef KCHMSEARCHENGINE_H
 #define KCHMSEARCHENGINE_H
 
-#include <qobject.h>
-#include <qmap.h>
-#include <qstring.h>
-#include <qstringlist.h>
-#include <qprogressdialog.h>
+#include <tqobject.h>
+#include <tqmap.h>
+#include <tqstring.h>
+#include <tqstringlist.h>
+#include <tqprogressdialog.h>
 
 #include "libchmfile.h"
 
 namespace QtAs { class Index; };
 
 
-class KCHMSearchEngine : public QObject
+class KCHMSearchEngine : public TQObject
 {
 	Q_OBJECT
+  TQ_OBJECT
 			
 	public:
 		KCHMSearchEngine();
 		~KCHMSearchEngine();
 		
 		bool	loadOrGenerateIndex();
-		bool	searchQuery ( const QString& query, QStringList * results, unsigned int limit = 100 );
+		bool	searchQuery ( const TQString& query, TQStringList * results, unsigned int limit = 100 );
 		
 		
 	private slots:
@@ -53,8 +54,8 @@ class KCHMSearchEngine : public QObject
 		void	processEvents();
 
 		// Used during the index generation
-		QProgressDialog			*	m_progressDlg;
-		QStringList 				m_keywordDocuments;
+		TQProgressDialog			*	m_progressDlg;
+		TQStringList 				m_keywordDocuments;
 		QtAs::Index 			*	m_Index;
 };
 
diff --git a/src/kchmsearchengine_impl.cpp b/src/kchmsearchengine_impl.cpp
index 286832a..52515c7 100644
--- a/src/kchmsearchengine_impl.cpp
+++ b/src/kchmsearchengine_impl.cpp
@@ -21,11 +21,11 @@
  ***************************************************************************/
 
 
-#include <qfile.h>
-#include <qdir.h>
-#include <qstringlist.h>
-#include <qdict.h>
-#include <qapplication.h>
+#include <tqfile.h>
+#include <tqdir.h>
+#include <tqstringlist.h>
+#include <tqdict.h>
+#include <tqapplication.h>
 
 #include <ctype.h>
 
@@ -45,7 +45,7 @@ static const char SPLIT_CHARACTERS[] = "!()*&^%#@[]{}':;,.?/|/?<>\\-+=~`";
 static const char WORD_CHARACTERS[] = "$_";
 
 	
-int TermList::compareItems( QPtrCollection::Item i1, QPtrCollection::Item i2 )
+int TermList::compareItems( TQPtrCollection::Item i1, TQPtrCollection::Item i2 )
 {
 	if( ( (Term*)i1 )->frequency == ( (Term*)i2 )->frequency )
 		return 0;
@@ -54,35 +54,35 @@ int TermList::compareItems( QPtrCollection::Item i1, QPtrCollection::Item i2 )
 	return 1;
 }
 
-QDataStream &operator>>( QDataStream &s, Document &l )
+TQDataStream &operator>>( TQDataStream &s, Document &l )
 {
 	s >> l.docNumber;
 	s >> l.frequency;
 	return s;
 }
 
-QDataStream &operator<<( QDataStream &s, const Document &l )
+TQDataStream &operator<<( TQDataStream &s, const Document &l )
 {
-	s << (Q_INT16)l.docNumber;
-	s << (Q_INT16)l.frequency;
+	s << (TQ_INT16)l.docNumber;
+	s << (TQ_INT16)l.frequency;
 	return s;
 }
 
-Index::Index( const QString &dp, const QString & )
-	: QObject( 0, 0 ), dict( 8999 ), docPath( dp )
+Index::Index( const TQString &dp, const TQString & )
+	: TQObject( 0, 0 ), dict( 8999 ), docPath( dp )
 {
 	lastWindowClosed = false;
-	connect( qApp, SIGNAL( lastWindowClosed() ),
-			 this, SLOT( setLastWinClosed() ) );
+	connect( tqApp, TQT_SIGNAL( lastWindowClosed() ),
+			 this, TQT_SLOT( setLastWinClosed() ) );
 }
 
-Index::Index( const QStringList &dl, const QString & )
-	: QObject( 0, 0 ), dict( 20011 )
+Index::Index( const TQStringList &dl, const TQString & )
+	: TQObject( 0, 0 ), dict( 20011 )
 {
 	docList = dl;
 	lastWindowClosed = false;
-	connect( qApp, SIGNAL( lastWindowClosed() ),
-			 this, SLOT( setLastWinClosed() ) );
+	connect( tqApp, TQT_SIGNAL( lastWindowClosed() ),
+			 this, TQT_SLOT( setLastWinClosed() ) );
 }
 
 void Index::setLastWinClosed()
@@ -90,17 +90,17 @@ void Index::setLastWinClosed()
 	lastWindowClosed = true;
 }
 
-void Index::setDictionaryFile( const QString &f )
+void Index::setDictionaryFile( const TQString &f )
 {
 	dictFile = f;
 }
 
-void Index::setDocListFile( const QString &f )
+void Index::setDocListFile( const TQString &f )
 {
 	docListFile = f;
 }
 
-void Index::setDocList( const QStringList &lst )
+void Index::setDocList( const TQStringList &lst )
 {
 	docList = lst;
 }
@@ -110,7 +110,7 @@ bool Index::makeIndex()
 	if ( docList.isEmpty() )
 		return false;
 	
-	QStringList::Iterator it = docList.begin();
+	TQStringList::Iterator it = docList.begin();
 	int steps = docList.count() / 100;
 	
 	if ( !steps )
@@ -136,7 +136,7 @@ bool Index::makeIndex()
 }
 
 
-void Index::insertInDict( const QString &str, int docNum )
+void Index::insertInDict( const TQString &str, int docNum )
 {
 	Entry *e = 0;
 	if ( dict.count() )
@@ -156,10 +156,10 @@ void Index::insertInDict( const QString &str, int docNum )
 }
 
 
-bool Index::parseDocumentToStringlist( const QString & filename, QStringList & tokenlist )
+bool Index::parseDocumentToStringlist( const TQString & filename, TQStringList & tokenlist )
 {
-	QString parsedbuf, parseentity;
-	QString text;
+	TQString parsedbuf, parseentity;
+	TQString text;
 	
 	if ( !::mainWindow->chmFile()->getFileContentAsString( &text, filename ) )
 	{
@@ -183,19 +183,19 @@ bool Index::parseDocumentToStringlist( const QString & filename, QStringList & t
 	{
 		STATE_OUTSIDE_TAGS,		// outside HTML tags; parse text
 		STATE_IN_HTML_TAG,		// inside HTML tags; wait for end tag
-		STATE_IN_QUOTES,		// inside HTML tags and inside quotes; wait for end quote (in var QuoteChar)
+		STATE_IN_TQUOTES,		// inside HTML tags and inside quotes; wait for end quote (in var QuoteChar)
 		STATE_IN_HTML_ENTITY,	// inside HTML entity; parse the entity
 	};
 	
 	state_t state = STATE_OUTSIDE_TAGS;
-	QChar QuoteChar; // used in STATE_IN_QUOTES
+	TQChar QuoteChar; // used in STATE_IN_TQUOTES
 	
 	for ( unsigned int j = 0; j < text.length(); j++ )
 	{
-		QChar ch = text[j];
+		TQChar ch = text[j];
 		
 		if ( (j % 20000) == 0 )
-			qApp->processEvents( QEventLoop::ExcludeUserInput );
+			tqApp->tqprocessEvents( TQEventLoop::ExcludeUserInput );
 		
 		if ( state == STATE_IN_HTML_TAG )
 		{
@@ -203,7 +203,7 @@ bool Index::parseDocumentToStringlist( const QString & filename, QStringList & t
 			// Ignore everything until we see '>' (end of HTML tag) or quote char (quote start)
 			if ( ch == '"' || ch == '\'' )
 			{
-				state = STATE_IN_QUOTES;
+				state = STATE_IN_TQUOTES;
 				QuoteChar = ch;
 			}
 			else if ( ch == '>' )
@@ -211,7 +211,7 @@ bool Index::parseDocumentToStringlist( const QString & filename, QStringList & t
 				
 			continue;
 		}
-		else if ( state == STATE_IN_QUOTES )
+		else if ( state == STATE_IN_TQUOTES )
 		{
 			// We are inside quoted text inside HTML tag. 
 			// Ignore everything until we see the quote character again
@@ -252,7 +252,7 @@ bool Index::parseDocumentToStringlist( const QString & filename, QStringList & t
 			// Don't we have a space?
 			if ( parseentity.lower() != "nbsp" )
 			{
-				QString entity = ::mainWindow->chmFile()->impl()->decodeEntity( parseentity );
+				TQString entity = ::mainWindow->chmFile()->impl()->decodeEntity( parseentity );
 			
 				if ( entity.isNull() )
 				{
@@ -283,7 +283,7 @@ bool Index::parseDocumentToStringlist( const QString & filename, QStringList & t
 		if ( ch == '&' )
 		{
 			state = STATE_IN_HTML_ENTITY;
-			parseentity = QString::null;
+			parseentity = TQString();
 			continue;
 		}
 		
@@ -293,20 +293,20 @@ bool Index::parseDocumentToStringlist( const QString & filename, QStringList & t
 		
 		// Ok, we have a valid character outside HTML tags, and probably some in buffer already.
 		// If it is char or letter, add it and continue
-		if ( ch.isLetterOrNumber() || m_charsword.find( ch ) != -1 )
+		if ( ch.isLetterOrNumber() || m_charsword.tqfind( ch ) != -1 )
 		{
 			parsedbuf.append( ch );
 			continue;
 		}
 		
 		// If it is a split char, add the word to the dictionary, and then add the char itself.
-		if ( m_charssplit.find( ch ) != -1 )
+		if ( m_charssplit.tqfind( ch ) != -1 )
 		{
 			if ( !parsedbuf.isEmpty() )
 				tokenlist.push_back( parsedbuf.lower() );
 			
 			tokenlist.push_back( ch.lower() );
-			parsedbuf = QString::null;
+			parsedbuf = TQString();
 			continue;
 		}
 		
@@ -315,7 +315,7 @@ tokenize_buf:
 		if ( !parsedbuf.isEmpty() )
 		{
 			tokenlist.push_back( parsedbuf.lower() );
-			parsedbuf = QString::null;
+			parsedbuf = TQString();
 		}
 	}
 	
@@ -327,22 +327,22 @@ tokenize_buf:
 }
 
 
-void Index::parseDocument( const QString &filename, int docNum )
+void Index::parseDocument( const TQString &filename, int docNum )
 {
-	QStringList terms;
+	TQStringList terms;
 	
 	if ( !parseDocumentToStringlist( filename, terms ) )
 		return;
 	
-	for ( QStringList::Iterator it = terms.begin(); it != terms.end(); ++it )
+	for ( TQStringList::Iterator it = terms.begin(); it != terms.end(); ++it )
 		insertInDict( *it, docNum );
 }
 
 
 void Index::writeDict()
 {
-	QDictIterator<Entry> it( dict );
-	QFile f( dictFile );
+	TQDictIterator<Entry> it( dict );
+	TQFile f( dictFile );
 	
 	if ( !f.open( IO_WriteOnly ) )
 	{
@@ -350,7 +350,7 @@ void Index::writeDict()
 		return;
 	}
 	
-	QDataStream s( &f );
+	TQDataStream s( &f );
 	s << (int) 1; // version
 	s << m_charssplit;
 	s << m_charsword;
@@ -368,27 +368,27 @@ void Index::writeDict()
 
 void Index::writeDocumentList()
 {
-	QFile f( docListFile );
+	TQFile f( docListFile );
 	if ( !f.open( IO_WriteOnly ) )
 	{
 		qWarning( "Index::writeDocumentList: could not write dictionary file %s", docListFile.ascii() );
 		return;
 	}
-	QDataStream s( &f );
+	TQDataStream s( &f );
 	s << docList;
 }
 
 bool Index::readDict()
 {
-	QFile f( dictFile );
+	TQFile f( dictFile );
 	if ( !f.open( IO_ReadOnly ) )
 		return false;
 
 	dict.clear();
-	QDataStream s( &f );
-	QString key;
+	TQDataStream s( &f );
+	TQString key;
 	int version;
-	QValueList<Document> docs;
+	TQValueList<Document> docs;
 	
 	s >> version;
 	s >> m_charssplit;
@@ -407,19 +407,19 @@ bool Index::readDict()
 
 bool Index::readDocumentList()
 {
-	QFile f( docListFile );
+	TQFile f( docListFile );
 	if ( !f.open( IO_ReadOnly ) )
 		return false;
-	QDataStream s( &f );
+	TQDataStream s( &f );
 	s >> docList;
 	return true;
 }
 
-QStringList Index::query( const QStringList &terms, const QStringList &termSeq, const QStringList &seqWords )
+TQStringList Index::query( const TQStringList &terms, const TQStringList &termSeq, const TQStringList &seqWords )
 {
 	TermList termList;
 
-	QStringList::ConstIterator it = terms.begin();
+	TQStringList::ConstIterator it = terms.begin();
 	for ( it = terms.begin(); it != terms.end(); ++it )
 	{
 		Entry *e = 0;
@@ -431,7 +431,7 @@ QStringList Index::query( const QStringList &terms, const QStringList &termSeq,
 		}
 		else
 		{
-			return QStringList();
+			return TQStringList();
 		}
 	}
 	
@@ -440,18 +440,18 @@ QStringList Index::query( const QStringList &terms, const QStringList &termSeq,
 	Term *minTerm = termList.first();
 	
 	if ( !termList.count() )
-		return QStringList();
+		return TQStringList();
 	
 	termList.removeFirst();
 
-	QValueList<Document> minDocs = minTerm->documents;
-	QValueList<Document>::iterator C;
-	QValueList<Document>::ConstIterator It;
+	TQValueList<Document> minDocs = minTerm->documents;
+	TQValueList<Document>::iterator C;
+	TQValueList<Document>::ConstIterator It;
 	Term *t = termList.first();
 	
 	for ( ; t; t = termList.next() )
 	{
-		QValueList<Document> docs = t->documents;
+		TQValueList<Document> docs = t->documents;
 		C = minDocs.begin();
 		
 		while ( C != minDocs.end() )
@@ -475,7 +475,7 @@ QStringList Index::query( const QStringList &terms, const QStringList &termSeq,
 		}
 	}
 
-	QStringList results;
+	TQStringList results;
 	qHeapSort( minDocs );
 	
 	if ( termSeq.isEmpty() )
@@ -486,7 +486,7 @@ QStringList Index::query( const QStringList &terms, const QStringList &termSeq,
 		return results;
 	}
 
-	QString fileName;
+	TQString fileName;
 	
 	for ( C = minDocs.begin(); C != minDocs.end(); ++C )
 	{
@@ -500,9 +500,9 @@ QStringList Index::query( const QStringList &terms, const QStringList &termSeq,
 }
 
 
-bool Index::searchForPhrases( const QStringList &phrases, const QStringList &words, const QString &filename )
+bool Index::searchForPhrases( const TQStringList &phrases, const TQStringList &words, const TQString &filename )
 {
-	QStringList parsed_document;
+	TQStringList parsed_document;
 	
 	if ( !parseDocumentToStringlist( filename, parsed_document ) )
 		return false;
@@ -510,12 +510,12 @@ bool Index::searchForPhrases( const QStringList &phrases, const QStringList &wor
 	miniDict.clear();
 	
 	// Initialize the dictionary with the words in phrase(s)
-	for ( QStringList::ConstIterator cIt = words.begin(); cIt != words.end(); ++cIt )
+	for ( TQStringList::ConstIterator cIt = words.begin(); cIt != words.end(); ++cIt )
 		miniDict.insert( *cIt, new PosEntry( 0 ) );
 
 	// Fill the dictionary with the words from the document
 	unsigned int word_offset = 3;
-	for ( QStringList::ConstIterator it = parsed_document.begin(); it != parsed_document.end(); it++, word_offset++ )
+	for ( TQStringList::ConstIterator it = parsed_document.begin(); it != parsed_document.end(); it++, word_offset++ )
 	{
 		PosEntry * entry = miniDict[ *it ];
 		
@@ -525,33 +525,33 @@ bool Index::searchForPhrases( const QStringList &phrases, const QStringList &wor
 	
 	// Dump it
 /*	
-	QDictIterator<PosEntry> it( miniDict );
+	TQDictIterator<PosEntry> it( miniDict );
 	for( ; it.current(); ++it )
 	{
-		QString text( it.currentKey() );
-		QValueList<uint> pos = miniDict[text]->positions;
+		TQString text( it.currentKey() );
+		TQValueList<uint> pos = miniDict[text]->positions;
 		for ( unsigned int i = 1; i < pos.size(); i++ )
-			text += " " + QString::number( pos[i] );
+			text += " " + TQString::number( pos[i] );
 		
 		qDebug( "%s", text.ascii());
 	}
 */				
 	
-	QValueList<uint> first_word_positions;
+	TQValueList<uint> first_word_positions;
 	
-	for ( QStringList::ConstIterator phrase_it = phrases.begin(); phrase_it != phrases.end(); phrase_it++ )
+	for ( TQStringList::ConstIterator phrase_it = phrases.begin(); phrase_it != phrases.end(); phrase_it++ )
 	{
-		QStringList phrasewords = QStringList::split( ' ', *phrase_it );
+		TQStringList phrasewords = TQStringList::split( ' ', *phrase_it );
 		first_word_positions = miniDict[ phrasewords[0] ]->positions;
 		
 		for ( unsigned int j = 1; j < phrasewords.count(); ++j )
 		{
-			QValueList<uint> next_word_it = miniDict[ phrasewords[j] ]->positions;
-			QValueList<uint>::iterator dict_it = first_word_positions.begin();
+			TQValueList<uint> next_word_it = miniDict[ phrasewords[j] ]->positions;
+			TQValueList<uint>::iterator dict_it = first_word_positions.begin();
 			
 			while ( dict_it != first_word_positions.end() )
 			{
-				if ( next_word_it.find( *dict_it + 1 ) != next_word_it.end() )
+				if ( next_word_it.tqfind( *dict_it + 1 ) != next_word_it.end() )
 				{
 					(*dict_it)++;
 					++dict_it;
diff --git a/src/kchmsearchengine_impl.h b/src/kchmsearchengine_impl.h
index b8a9fe6..fb317fc 100644
--- a/src/kchmsearchengine_impl.h
+++ b/src/kchmsearchengine_impl.h
@@ -20,13 +20,13 @@
  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.             *
  ***************************************************************************/
 
-#ifndef QASSISTANTINDEX_H
-#define QASSISTANTINDEX_H
+#ifndef TQASSISTANTINDEX_H
+#define TQASSISTANTINDEX_H
 
-#include <qstringlist.h>
-#include <qdict.h>
-#include <qdatastream.h>
-#include <qobject.h>
+#include <tqstringlist.h>
+#include <tqdict.h>
+#include <tqdatastream.h>
+#include <tqobject.h>
 
 namespace QtAs
 {
@@ -55,43 +55,44 @@ struct Document
 		return frequency < doc.frequency;
 	}
 	
-	Q_INT16 docNumber;
-	Q_INT16 frequency;
+	TQ_INT16 docNumber;
+	TQ_INT16 frequency;
 };
 
-QDataStream &operator>>( QDataStream &s, Document &l );
-QDataStream &operator<<( QDataStream &s, const Document &l );
+TQDataStream &operator>>( TQDataStream &s, Document &l );
+TQDataStream &operator<<( TQDataStream &s, const Document &l );
 
-class Index : public QObject
+class Index : public TQObject
 {
     Q_OBJECT
+  TQ_OBJECT
 	public:
 		struct Entry
 		{
 			Entry( int d ) { documents.append( Document( d, 1 ) ); }
-			Entry( QValueList<Document> l ) : documents( l ) {}
-			QValueList<Document> documents;
+			Entry( TQValueList<Document> l ) : documents( l ) {}
+			TQValueList<Document> documents;
 		};
 		
 		struct PosEntry
 		{
 			PosEntry( int p ) { positions.append( p ); }
-			QValueList<uint> positions;
+			TQValueList<uint> positions;
 		};
 
-		Index( const QString &dp, const QString &hp );
-		Index( const QStringList &dl, const QString &hp );
+		Index( const TQString &dp, const TQString &hp );
+		Index( const TQStringList &dl, const TQString &hp );
 		
 		void 		writeDict();
 		bool 		readDict();
 		bool 		makeIndex();
-		QStringList query( const QStringList&, const QStringList&, const QStringList& );
+		TQStringList query( const TQStringList&, const TQStringList&, const TQStringList& );
 		
-		void 		setDictionaryFile( const QString& );
-		void 		setDocListFile( const QString& );
-		void 		setDocList( const QStringList & );
-		QString 	getCharsSplit() const { return m_charssplit; }
-		QString 	getCharsPartOfWord() const { return m_charsword; }
+		void 		setDictionaryFile( const TQString& );
+		void 		setDocListFile( const TQString& );
+		void 		setDocList( const TQStringList & );
+		TQString 	getCharsSplit() const { return m_charssplit; }
+		TQString 	getCharsPartOfWord() const { return m_charsword; }
 
 	signals:
 		void indexingProgress( int );
@@ -101,51 +102,51 @@ class Index : public QObject
 
 	private:
 		void	setupDocumentList();
-		bool	parseDocumentToStringlist( const QString& filename, QStringList& tokenlist );
-		void	parseDocument( const QString& filename, int docnum );
-		void	insertInDict( const QString&, int );
+		bool	parseDocumentToStringlist( const TQString& filename, TQStringList& tokenlist );
+		void	parseDocument( const TQString& filename, int docnum );
+		void	insertInDict( const TQString&, int );
 		
 		void	writeDocumentList();
 		bool	readDocumentList();
 		
-		QStringList				getWildcardTerms( const QString& );
-		QStringList				split( const QString& );
-		QValueList<Document> 	setupDummyTerm( const QStringList& );
-		bool 					searchForPhrases( const QStringList &phrases, const QStringList &words, const QString &filename );
+		TQStringList				getWildcardTerms( const TQString& );
+		TQStringList				split( const TQString& );
+		TQValueList<Document> 	setupDummyTerm( const TQStringList& );
+		bool 					searchForPhrases( const TQStringList &phrases, const TQStringList &words, const TQString &filename );
 		
-		QStringList 		docList;
-		QDict<Entry> 		dict;
-		QDict<PosEntry>		miniDict;
-		QString 			docPath;
-		QString 			dictFile;
-		QString 			docListFile;
+		TQStringList 		docList;
+		TQDict<Entry> 		dict;
+		TQDict<PosEntry>		miniDict;
+		TQString 			docPath;
+		TQString 			dictFile;
+		TQString 			docListFile;
 		bool 				lastWindowClosed;
 	
 		// Those characters are splitters (i.e. split the word), but added themselves into dictionary too.
 		// This makes the dictionary MUCH larger, but ensure that for the piece of "window->print" both 
 		// search for "print" and "->print" will find it.
-		QString m_charssplit;
+		TQString m_charssplit;
 
 		// Those characters are parts of word - for example, '_' is here, and search for _debug will find only _debug.
-		QString m_charsword;
+		TQString m_charsword;
 };
 
 struct Term
 {
-	Term( const QString &t, int f, QValueList<Document> l ) : term( t ), frequency( f ), documents( l ) {}
+	Term( const TQString &t, int f, TQValueList<Document> l ) : term( t ), frequency( f ), documents( l ) {}
 	
-	QString 				term;
+	TQString 				term;
 	int 					frequency;
-	QValueList<Document>	documents;
+	TQValueList<Document>	documents;
 };
 
-class TermList : public QPtrList<Term>
+class TermList : public TQPtrList<Term>
 {
 	public:
-		TermList() : QPtrList<Term>() {}
-		int compareItems( QPtrCollection::Item i1, QPtrCollection::Item i2 );
+		TermList() : TQPtrList<Term>() {}
+		int compareItems( TQPtrCollection::Item i1, TQPtrCollection::Item i2 );
 };
 
 };
 
-#endif /* QASSISTANTINDEX_H */
+#endif /* TQASSISTANTINDEX_H */
diff --git a/src/kchmsearchtoolbar.cpp b/src/kchmsearchtoolbar.cpp
index 617cf7b..f87bf50 100644
--- a/src/kchmsearchtoolbar.cpp
+++ b/src/kchmsearchtoolbar.cpp
@@ -19,13 +19,13 @@
  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.             *
  ***************************************************************************/
 
-#include <qtoolbutton.h>
-#include <qcombobox.h>
-#include <qlineedit.h>
-#include <qtextedit.h>
-#include <qaccel.h>
-#include <qpopupmenu.h>
-#include <qmenubar.h>
+#include <tqtoolbutton.h>
+#include <tqcombobox.h>
+#include <tqlineedit.h>
+#include <tqtextedit.h>
+#include <tqaccel.h>
+#include <tqpopupmenu.h>
+#include <tqmenubar.h>
  
 #include "libchmfile.h"
 #include "libchmfileimpl.h"
@@ -41,143 +41,143 @@
 
 #include "kchmsearchtoolbar.moc"
 
-static KQPopupMenu *menu_langlist, *menu_enclist;
+static KTQPopupMenu *menu_langlist, *menu_enclist;
 
-KCHMSearchAndViewToolbar::KCHMSearchAndViewToolbar( KCHMMainWindow * parent )
-	: QToolBar (parent)
+KCHMSearchAndViewToolbar::KCHMSearchAndViewToolbar( KCHMMainWindow * tqparent )
+	: TQToolBar (tqparent)
 {
 	// Toolbar label
 	setLabel( i18n( "Find in page") );
 
 	// Load the pixmaps
-    QPixmap iconPrev (*gIconStorage.getToolbarPixmap(KCHMIconStorage::findprev));
-    QPixmap iconNext (*gIconStorage.getToolbarPixmap(KCHMIconStorage::findnext));
-    QPixmap iconFontInc (*gIconStorage.getToolbarPixmap(KCHMIconStorage::view_increase));
-    QPixmap iconFontDec (*gIconStorage.getToolbarPixmap(KCHMIconStorage::view_decrease));
-    QPixmap iconViewSource (*gIconStorage.getToolbarPixmap(KCHMIconStorage::viewsource));
-    QPixmap iconAddBookmark (*gIconStorage.getToolbarPixmap(KCHMIconStorage::bookmark_add));
-	QPixmap iconNextPage (*gIconStorage.getToolbarPixmap(KCHMIconStorage::next_page));
-	QPixmap iconPrevPage (*gIconStorage.getToolbarPixmap(KCHMIconStorage::prev_page));
-	QPixmap iconLocateInContent (*gIconStorage.getToolbarPixmap(KCHMIconStorage::locate_in_content));
+    TQPixmap iconPrev (*gIconStorage.getToolbarPixmap(KCHMIconStorage::findprev));
+    TQPixmap iconNext (*gIconStorage.getToolbarPixmap(KCHMIconStorage::findnext));
+    TQPixmap iconFontInc (*gIconStorage.getToolbarPixmap(KCHMIconStorage::view_increase));
+    TQPixmap iconFontDec (*gIconStorage.getToolbarPixmap(KCHMIconStorage::view_decrease));
+    TQPixmap iconViewSource (*gIconStorage.getToolbarPixmap(KCHMIconStorage::viewsource));
+    TQPixmap iconAddBookmark (*gIconStorage.getToolbarPixmap(KCHMIconStorage::bookmark_add));
+	TQPixmap iconNextPage (*gIconStorage.getToolbarPixmap(KCHMIconStorage::next_page));
+	TQPixmap iconPrevPage (*gIconStorage.getToolbarPixmap(KCHMIconStorage::prev_page));
+	TQPixmap iconLocateInContent (*gIconStorage.getToolbarPixmap(KCHMIconStorage::locate_in_content));
 
 	// Create the combobox to enter the find text
-	m_findBox = new QComboBox (TRUE, this);
+	m_findBox = new TQComboBox (TRUE, this);
 	m_findBox->setMinimumWidth (200);
-	connect( m_findBox->lineEdit(), SIGNAL( returnPressed() ), this, SLOT( onReturnPressed() ) );
-	QWhatsThis::add( m_findBox, i18n( "Enter here the text to search in the current page.") );	
+	connect( m_findBox->lineEdit(), TQT_SIGNAL( returnPressed() ), this, TQT_SLOT( onReturnPressed() ) );
+	TQWhatsThis::add( m_findBox, i18n( "Enter here the text to search in the current page.") );	
 	
-	QAccel *acc = new QAccel( this );
-	acc->connectItem( acc->insertItem(Key_F+CTRL), this, SLOT( onAccelFocusSearchField() ) );
+	TQAccel *acc = new TQAccel( this );
+	acc->connectItem( acc->insertItem(Key_F+CTRL), this, TQT_SLOT( onAccelFocusSearchField() ) );
 	
 	// Button 'prevous search result'
-	m_buttonPrev = new QToolButton (iconPrev,
+	m_buttonPrev = new TQToolButton (iconPrev,
 				i18n( "Previous search result"),
-				QString::null,
+				TQString(),
 				this,
-				SLOT(onBtnPrevSearchResult()),
+				TQT_SLOT(onBtnPrevSearchResult()),
 				this);
-	QWhatsThis::add( m_buttonPrev, i18n( "Click this button to find previous search result.") );
+	TQWhatsThis::add( m_buttonPrev, i18n( "Click this button to find previous search result.") );
 
 	// Button 'next search result'
-	m_buttonNext = new QToolButton (iconNext,
+	m_buttonNext = new TQToolButton (iconNext,
 				i18n( "Next search result"),
-				QString::null,
+				TQString(),
 				this,
-				SLOT(onBtnNextSearchResult()),
+				TQT_SLOT(onBtnNextSearchResult()),
 				this);
-	QWhatsThis::add( m_buttonNext, i18n( "Click this button to find next search result.") );
+	TQWhatsThis::add( m_buttonNext, i18n( "Click this button to find next search result.") );
 
 	// Button 'locate in content'
-	m_buttonLocateInContent = new QToolButton( iconLocateInContent,
+	m_buttonLocateInContent = new TQToolButton( iconLocateInContent,
 				i18n( "Locate this topic in content window"),
-				QString::null,
+				TQString(),
 				this,
-				SLOT( onBtnLocateInContentWindow() ),
+				TQT_SLOT( onBtnLocateInContentWindow() ),
 				this );
-	QWhatsThis::add( m_buttonLocateInContent, i18n( "Click this button to find current topic in the content window, and open it.") );
+	TQWhatsThis::add( m_buttonLocateInContent, i18n( "Click this button to find current topic in the content window, and open it.") );
 	
 	// Button 'increase font size'
-	m_buttonFontInc = new QToolButton (iconFontInc,
+	m_buttonFontInc = new TQToolButton (iconFontInc,
 				i18n( "Increase font size"),
-				QString::null,
+				TQString(),
 				this,
-				SLOT(onBtnFontInc()),
+				TQT_SLOT(onBtnFontInc()),
 				this);
-	QWhatsThis::add( m_buttonFontInc, i18n( "Click this button to increase the font size.") );
+	TQWhatsThis::add( m_buttonFontInc, i18n( "Click this button to increase the font size.") );
 
 	// Button 'decrease font size'
-	m_buttonFontDec = new QToolButton (iconFontDec,
+	m_buttonFontDec = new TQToolButton (iconFontDec,
 				i18n( "Decrease font size"),
-				QString::null,
+				TQString(),
 				this,
-				SLOT(onBtnFontDec()),
+				TQT_SLOT(onBtnFontDec()),
 				this);
-	QWhatsThis::add( m_buttonFontDec, i18n( "Click this button to decrease the font size.") );
+	TQWhatsThis::add( m_buttonFontDec, i18n( "Click this button to decrease the font size.") );
 	
 	// Button 'view HTML source'
-	m_buttonViewSource = new QToolButton (iconViewSource,
+	m_buttonViewSource = new TQToolButton (iconViewSource,
 				i18n( "View HTML source"),
-				QString::null,
+				TQString(),
 				this,
-				SLOT(onBtnViewSource()),
+				TQT_SLOT(onBtnViewSource()),
 				this);
-	QWhatsThis::add( m_buttonViewSource, i18n( "Click this button to open a separate window with the page HTML source.") );
+	TQWhatsThis::add( m_buttonViewSource, i18n( "Click this button to open a separate window with the page HTML source.") );
 	
 	// Button 'add a bookmark'
-	m_buttonAddBookmark = new QToolButton (iconAddBookmark,
+	m_buttonAddBookmark = new TQToolButton (iconAddBookmark,
 				i18n( "Add to bookmarks"),
-				QString::null,
+				TQString(),
 				this,
-				SLOT(onBtnAddBookmark()),
+				TQT_SLOT(onBtnAddBookmark()),
 				this);
-	QWhatsThis::add( m_buttonAddBookmark, i18n( "Click this button to add the current page to the bookmarks list.") );
+	TQWhatsThis::add( m_buttonAddBookmark, i18n( "Click this button to add the current page to the bookmarks list.") );
 	
-	m_buttonPrevPageInTOC = new QToolButton( iconPrevPage,
+	m_buttonPrevPageInTOC = new TQToolButton( iconPrevPage,
 				i18n( "Prev page in TOC"),
-				QString::null,
+				TQString(),
 				this,
-				SLOT(onBtnPrevPageInToc()),
+				TQT_SLOT(onBtnPrevPageInToc()),
 				this);
-	QWhatsThis::add( m_buttonAddBookmark, i18n( "Click this button to go to previous page in Table Of Content.") );
+	TQWhatsThis::add( m_buttonAddBookmark, i18n( "Click this button to go to previous page in Table Of Content.") );
 	
-	m_buttonNextPageInTOC = new QToolButton (iconNextPage,
+	m_buttonNextPageInTOC = new TQToolButton (iconNextPage,
 				i18n( "Next page in TOC"),
-				QString::null,
+				TQString(),
 				this,
-				SLOT(onBtnNextPageInToc()),
+				TQT_SLOT(onBtnNextPageInToc()),
 				this);
-	QWhatsThis::add( m_buttonAddBookmark, i18n( "Click this button to go to next page in Table of Content.") );
+	TQWhatsThis::add( m_buttonAddBookmark, i18n( "Click this button to go to next page in Table of Content.") );
 	
 	// Create the approptiate menu entries in 'View' main menu
-	m_MenuView = new KQPopupMenu( parent );
-	parent->menuBar()->insertItem( i18n( "&View"), m_MenuView );
+	m_MenuView = new KTQPopupMenu( tqparent );
+	tqparent->menuBar()->insertItem( i18n( "&View"), m_MenuView );
 
-	m_MenuView->insertItem( i18n( "&Increase font"), this, SLOT(onBtnFontInc()), CTRL+Key_Plus );
-	m_MenuView->insertItem( i18n( "&Decrease font"), this, SLOT(onBtnFontDec()), CTRL+Key_Minus );
-	m_MenuView->insertItem( i18n( "&View HTML source"), this, SLOT(onBtnViewSource()), CTRL+Key_U );
+	m_MenuView->insertItem( i18n( "&Increase font"), this, TQT_SLOT(onBtnFontInc()), CTRL+Key_Plus );
+	m_MenuView->insertItem( i18n( "&Decrease font"), this, TQT_SLOT(onBtnFontDec()), CTRL+Key_Minus );
+	m_MenuView->insertItem( i18n( "&View HTML source"), this, TQT_SLOT(onBtnViewSource()), CTRL+Key_U );
 	
     m_MenuView->insertSeparator();
-	m_MenuView->insertItem( i18n( "&Bookmark this page"), this, SLOT(onBtnAddBookmark()), CTRL+Key_T  );
+	m_MenuView->insertItem( i18n( "&Bookmark this page"), this, TQT_SLOT(onBtnAddBookmark()), CTRL+Key_T  );
     m_MenuView->insertSeparator();
 	
 	m_menuShowFullscreenMenuID = m_MenuView->insertItem( i18n( "&Full screen"), this,
-			 SLOT(onBtnFullScreen()), Key_F11  );
+			 TQT_SLOT(onBtnFullScreen()), Key_F11  );
 	m_menuShowContentWindowMenuID = m_MenuView->insertItem( i18n( "&Show contents window"), this,
-			 SLOT(onBtnToggleContentWindow()), Key_F9 );
+			 TQT_SLOT(onBtnToggleContentWindow()), Key_F9 );
 	m_MenuView->insertItem( i18n( "&Locate in contents window"), this,
-			 SLOT(onBtnLocateInContentWindow()), CTRL+Key_L  );
+			 TQT_SLOT(onBtnLocateInContentWindow()), CTRL+Key_L  );
 	
 	m_MenuView->setItemChecked( m_menuShowFullscreenMenuID, false ); 
 	m_MenuView->setItemChecked( m_menuShowContentWindowMenuID, true ); 
 	m_MenuView->insertSeparator();
 		
 	// Create the language selection menu.
-    menu_langlist = new KQPopupMenu( parent );
-	KQPopupMenu * menu_sublang = 0;
+    menu_langlist = new KTQPopupMenu( tqparent );
+	KTQPopupMenu * menu_sublang = 0;
 
 	// Because the encoding menu is very large, it is not reasonable to have a slot for every item.
 	// It is simplier just to use a single slot for any menu item of this submenu.
-	connect (menu_langlist, SIGNAL( activated(int) ), this, SLOT ( onMenuActivated(int) ));
+	connect (menu_langlist, TQT_SIGNAL( activated(int) ), this, TQT_SLOT ( onMenuActivated(int) ));
 	
 	// Add the language entries
 	const LCHMTextEncoding * enctable = LCHMFileImpl::getTextEncodingTable();
@@ -196,8 +196,8 @@ KCHMSearchAndViewToolbar::KCHMSearchAndViewToolbar( KCHMMainWindow * parent )
 			// If the menu is already created, add to it
 			if ( !menu_sublang )
 			{
-				menu_sublang = new KQPopupMenu( menu_langlist );
-				connect (menu_sublang, SIGNAL( activated(int) ), this, SLOT ( onMenuActivated(int) ));
+				menu_sublang = new KTQPopupMenu( menu_langlist );
+				connect (menu_sublang, TQT_SIGNAL( activated(int) ), this, TQT_SLOT ( onMenuActivated(int) ));
 			}
 				
 			menu_sublang->insertItem( item->sublanguage, idx );
@@ -222,10 +222,10 @@ KCHMSearchAndViewToolbar::KCHMSearchAndViewToolbar( KCHMMainWindow * parent )
 	m_checkedLanguageInMenu = -1;
 
 	// Special menu for very smart people just to select codepage
-	QMap<QString,bool> addedCharsets;
-	menu_enclist = new KQPopupMenu( parent );
+	TQMap<TQString,bool> addedCharsets;
+	menu_enclist = new KTQPopupMenu( tqparent );
 
-	connect (menu_enclist, SIGNAL( activated(int) ), this, SLOT ( onMenuActivated(int) ));
+	connect (menu_enclist, TQT_SIGNAL( activated(int) ), this, TQT_SLOT ( onMenuActivated(int) ));
 	
 	// Add the codepage entries
 	for ( idx = 0; (enctable + idx)->language; idx++ )
@@ -233,7 +233,7 @@ KCHMSearchAndViewToolbar::KCHMSearchAndViewToolbar( KCHMMainWindow * parent )
 		const LCHMTextEncoding * item = enctable + idx;
 		
 		// This menu is only for charsets, so we won't add duplicate charset twice
-		if ( addedCharsets.find( item->qtcodec ) != addedCharsets.end() )
+		if ( addedCharsets.tqfind( item->qtcodec ) != addedCharsets.end() )
 			continue;
 		
 		addedCharsets[ item->qtcodec ] = true;
@@ -242,7 +242,7 @@ KCHMSearchAndViewToolbar::KCHMSearchAndViewToolbar( KCHMMainWindow * parent )
 
 	m_MenuView->insertItem( i18n( "&Set codepage"), menu_enclist );
 	
-	QWhatsThis::whatsThisButton( this );
+	TQWhatsThis::whatsThisButton( this );
 }
 
 void KCHMSearchAndViewToolbar::setEnabled( bool enable )
@@ -277,7 +277,7 @@ void KCHMSearchAndViewToolbar::onBtnNextSearchResult( )
 
 void KCHMSearchAndViewToolbar::search( bool search_forward )
 {
-	QString searchexpr = m_findBox->lineEdit()->text();
+	TQString searchexpr = m_findBox->lineEdit()->text();
 
 	if ( searchexpr.isEmpty() )
 		return;
@@ -297,23 +297,23 @@ void KCHMSearchAndViewToolbar::onBtnFontDec( )
 
 void KCHMSearchAndViewToolbar::onBtnViewSource( )
 {
-	QString text;
+	TQString text;
 
 	if ( !::mainWindow->chmFile()->getFileContentAsString( &text, ::mainWindow->currentBrowser()->getOpenedPage() ) )
 		return;
 
 	if ( appConfig.m_advUseInternalEditor )
 	{
-		QTextEdit * editor = new QTextEdit ( 0 );
-		editor->setTextFormat ( Qt::PlainText );
+		TQTextEdit * editor = new TQTextEdit ( 0 );
+		editor->setTextFormat ( TQt::PlainText );
 		editor->setText (text);
-		editor->setCaption ( QString(APP_NAME) + " - view HTML source of " + ::mainWindow->currentBrowser()->getOpenedPage() );
+		editor->setCaption ( TQString(APP_NAME) + " - view HTML source of " + ::mainWindow->currentBrowser()->getOpenedPage() );
 		editor->resize (800, 600);
 		editor->show();
 	}
 	else
 	{
-		QFile file;
+		TQFile file;
 		m_tempFileKeeper.generateTempFile( file );
 		
 		file.writeBlock( text.utf8() );
@@ -377,7 +377,7 @@ void KCHMSearchAndViewToolbar::onBtnNextPageInToc()
 	if ( !current )
 		return;
 	
-	QListViewItemIterator lit( current );
+	TQListViewItemIterator lit( current );
 	lit++;
 	
 	if ( lit.current() )
@@ -397,7 +397,7 @@ void KCHMSearchAndViewToolbar::onBtnPrevPageInToc()
 	if ( !current )
 		return;
 	
-	QListViewItemIterator lit( current );
+	TQListViewItemIterator lit( current );
 	lit--;
 	
 	if ( lit.current() )
diff --git a/src/kchmsearchtoolbar.h b/src/kchmsearchtoolbar.h
index be0cd99..a60328e 100644
--- a/src/kchmsearchtoolbar.h
+++ b/src/kchmsearchtoolbar.h
@@ -31,11 +31,12 @@
 /**
 @author Georgy Yunaev
 */
-class KCHMSearchAndViewToolbar : public QToolBar
+class KCHMSearchAndViewToolbar : public TQToolBar
 {
 	Q_OBJECT
+  TQ_OBJECT
 	public:
-		KCHMSearchAndViewToolbar (KCHMMainWindow *parent);
+		KCHMSearchAndViewToolbar (KCHMMainWindow *tqparent);
 	
 		void	setEnabled (bool enable);
 		void	setChosenEncodingInMenu( const LCHMTextEncoding * encoding );
@@ -63,17 +64,17 @@ class KCHMSearchAndViewToolbar : public QToolBar
 	private:
 		void	search (bool forward);
 		
-		KQPopupMenu 		*	m_MenuView;
-		QComboBox			*	m_findBox;
-		QToolButton			*	m_buttonPrev;
-		QToolButton			*	m_buttonNext;
-		QToolButton			*	m_buttonFontInc;
-		QToolButton			*	m_buttonFontDec;
-		QToolButton			*	m_buttonViewSource;
-		QToolButton			*	m_buttonAddBookmark;
-		QToolButton			*	m_buttonNextPageInTOC;
-		QToolButton			*	m_buttonPrevPageInTOC;
-		QToolButton			*	m_buttonLocateInContent;
+		KTQPopupMenu 		*	m_MenuView;
+		TQComboBox			*	m_findBox;
+		TQToolButton			*	m_buttonPrev;
+		TQToolButton			*	m_buttonNext;
+		TQToolButton			*	m_buttonFontInc;
+		TQToolButton			*	m_buttonFontDec;
+		TQToolButton			*	m_buttonViewSource;
+		TQToolButton			*	m_buttonAddBookmark;
+		TQToolButton			*	m_buttonNextPageInTOC;
+		TQToolButton			*	m_buttonPrevPageInTOC;
+		TQToolButton			*	m_buttonLocateInContent;
 		
 		int						m_checkedLanguageInMenu;
 		int						m_checkedEncodingInMenu;
@@ -81,7 +82,7 @@ class KCHMSearchAndViewToolbar : public QToolBar
 		int						m_menuShowFullscreenMenuID;
 		int						m_menuShowContentWindowMenuID;
 		
-		KQTempFileKeeper		m_tempFileKeeper;
+		KTQTempFileKeeper		m_tempFileKeeper;
 };
 
 #endif
diff --git a/src/kchmsearchwindow.cpp b/src/kchmsearchwindow.cpp
index 790cc62..7cd8659 100644
--- a/src/kchmsearchwindow.cpp
+++ b/src/kchmsearchwindow.cpp
@@ -31,36 +31,36 @@
 #include "kchmsearchwindow.moc"
 
 
-KCHMSearchWindow::KCHMSearchWindow( QWidget * parent, const char * name, WFlags f )
-	: QWidget (parent, name, f)
+KCHMSearchWindow::KCHMSearchWindow( TQWidget * tqparent, const char * name, WFlags f )
+	: TQWidget (tqparent, name, f)
 {
-	QVBoxLayout * layout = new QVBoxLayout (this);
-	layout->setMargin(6);
-	layout->setSpacing(6);
+	TQVBoxLayout * tqlayout = new TQVBoxLayout (this);
+	tqlayout->setMargin(6);
+	tqlayout->setSpacing(6);
 	
 	// Labels <type words to search> and <help>
-	QHBoxLayout * labellayout = new QHBoxLayout();
-	labellayout->addWidget( new QLabel( i18n( "Type in word(s) to search for:"), this) );
-	labellayout->addStretch( 10 );
+	TQHBoxLayout * labeltqlayout = new TQHBoxLayout();
+	labeltqlayout->addWidget( new TQLabel( i18n( "Type in word(s) to search for:"), this) );
+	labeltqlayout->addStretch( 10 );
 	
 	KCHMClickableLabel * helplink = new KCHMClickableLabel( i18n( "<a href=\"q\"><b>Help</b></a>"), this );
-	connect( helplink, SIGNAL( clicked() ), this, SLOT( onHelpClicked() ) );
-	helplink->setCursor( QCursor( Qt::PointingHandCursor ) );
+	connect( helplink, TQT_SIGNAL( clicked() ), this, TQT_SLOT( onHelpClicked() ) );
+	helplink->setCursor( TQCursor( TQt::PointingHandCursor ) );
 	
-	labellayout->addWidget ( helplink );
-	layout->addLayout( labellayout );
+	labeltqlayout->addWidget ( helplink );
+	tqlayout->addLayout( labeltqlayout );
 	
-	m_searchQuery = new QComboBox (TRUE, this);
+	m_searchQuery = new TQComboBox (TRUE, this);
 	m_searchQuery->setFocus();
 	m_searchQuery->setMaxCount (10);
-	m_searchQuery->setSizePolicy ( QSizePolicy ( QSizePolicy::Expanding, QSizePolicy::Fixed ) );
+	m_searchQuery->tqsetSizePolicy ( TQSizePolicy ( TQSizePolicy::Expanding, TQSizePolicy::Fixed ) );
 	
-	QPushButton * searchButton = new QPushButton ( i18n("Go"), this);
-	searchButton->setSizePolicy ( QSizePolicy ( QSizePolicy::Minimum, QSizePolicy::Fixed ) );
+	TQPushButton * searchButton = new TQPushButton ( i18n("Go"), this);
+	searchButton->tqsetSizePolicy ( TQSizePolicy ( TQSizePolicy::Minimum, TQSizePolicy::Fixed ) );
 	
-	QHBoxLayout * hlayout = new QHBoxLayout ( layout );
-	hlayout->addWidget ( m_searchQuery );
-	hlayout->addWidget ( searchButton );
+	TQHBoxLayout * htqlayout = new TQHBoxLayout ( tqlayout );
+	htqlayout->addWidget ( m_searchQuery );
+	htqlayout->addWidget ( searchButton );
 	
 	m_searchList = new KQListView (this);
 	m_searchList->addColumn( i18n( "Title" ) );
@@ -68,34 +68,34 @@ KCHMSearchWindow::KCHMSearchWindow( QWidget * parent, const char * name, WFlags
 	m_searchList->setShowToolTips(true);
 
 	connect( searchButton, 
-			 SIGNAL( clicked () ), 
+			 TQT_SIGNAL( clicked () ), 
 			 this, 
-			 SLOT( onReturnPressed() ) );
+			 TQT_SLOT( onReturnPressed() ) );
 
 	connect( m_searchQuery->lineEdit(), 
-			 SIGNAL( returnPressed() ), 
+			 TQT_SIGNAL( returnPressed() ), 
 			 this, 
-			 SLOT( onReturnPressed() ) );
+			 TQT_SLOT( onReturnPressed() ) );
 	
 	connect( m_searchList, 
-			 SIGNAL( doubleClicked ( QListViewItem *, const QPoint &, int) ), 
+			 TQT_SIGNAL( doubleClicked ( TQListViewItem *, const TQPoint &, int) ), 
 			 this, 
-			 SLOT( onDoubleClicked ( QListViewItem *, const QPoint &, int) ) );
+			 TQT_SLOT( onDoubleClicked ( TQListViewItem *, const TQPoint &, int) ) );
 
 	connect( m_searchList, 
-			 SIGNAL( contextMenuRequested( QListViewItem *, const QPoint& , int ) ),
+			 TQT_SIGNAL( contextMenuRequested( TQListViewItem *, const TQPoint& , int ) ),
 			 this, 
-			 SLOT( slotContextMenuRequested ( QListViewItem *, const QPoint &, int ) ) );
+			 TQT_SLOT( slotContextMenuRequested ( TQListViewItem *, const TQPoint &, int ) ) );
 	
-	//layout->addSpacing (10);
-	layout->addWidget (m_searchList);
+	//tqlayout->addSpacing (10);
+	tqlayout->addWidget (m_searchList);
 	
 	new KCHMListItemTooltip( m_searchList );
 	m_contextMenu = 0;
 	m_searchEngine = 0;
 }
 
-void KCHMSearchWindow::invalidate( )
+void KCHMSearchWindow::tqinvalidate( )
 {
 	m_searchList->clear();
 	m_searchQuery->clear();
@@ -107,8 +107,8 @@ void KCHMSearchWindow::invalidate( )
 
 void KCHMSearchWindow::onReturnPressed( )
 {
-	QStringList results;
-	QString text = m_searchQuery->lineEdit()->text();
+	TQStringList results;
+	TQString text = m_searchQuery->lineEdit()->text();
 	
 	if ( text.isEmpty() )
 		return;
@@ -137,7 +137,7 @@ void KCHMSearchWindow::onReturnPressed( )
 }
 
 
-void KCHMSearchWindow::onDoubleClicked( QListViewItem *item, const QPoint &, int)
+void KCHMSearchWindow::onDoubleClicked( TQListViewItem *item, const TQPoint &, int)
 {
 	if ( !item )
 		return;
@@ -165,19 +165,19 @@ void KCHMSearchWindow::onHelpClicked( )
 {
 	if ( appConfig.m_useSearchEngine == KCHMConfig::SEARCH_USE_MINE )
 	{
-		QMessageBox::information ( this, 
+		TQMessageBox::information ( this, 
 			i18n( "How to use search"), 
-			i18n( "<html><p>The improved search engine allows you to search for a word, symbol or phrase, which is set of words and symbols included in quotes. Only the documents which include all the terms speficide in th search query are shown; no prefixes needed.<p>Unlike MS CHM internal search index, my improved search engine indexes everything, including special symbols. Therefore it is possible to search (and find!) for something like <i>$q = new ChmFile();</i>. This search also fully supports Unicode, which means that you can search in non-English documents.<p>If you want to search for a quote symbol, use quotation mark instead. The engine treats a quote and a quotation mark as the same symbol, which allows to use them in phrases.</html>") );
+			i18n( "<html><p>The improved search engine allows you to search for a word, symbol or phrase, which is set of words and symbols included in quotes. Only the documents which include all the terms speficide in th search query are shown; no prefixes needed.<p>Unlike MS CHM internal search index, my improved search engine indexes everything, including special symbols. Therefore it is possible to search (and tqfind!) for something like <i>$q = new ChmFile();</i>. This search also fully supports Unicode, which means that you can search in non-English documents.<p>If you want to search for a quote symbol, use quotation mark instead. The engine treats a quote and a quotation mark as the same symbol, which allows to use them in phrases.</html>") );
 	}
 	else
 	{
-		QMessageBox::information ( this, 
+		TQMessageBox::information ( this, 
 			i18n( "How to use search"), 
 			i18n( "The search query can contain a few prefixes.\nA set of words inside the quote marks mean that you are searching for exact phrase.\nA word with minus sign means that it should be absent in the search result.\nA word with plus mark or without any mark means that it must be present in the search result.\n\nNote that only letters and digits are indexed.\nYou cannot search for non-character symbols other than underscope, and those symbols will be removed from the search query.\nFor example, search for 'C' will give the same result as searching for 'C++'.") );
 	}
 }
 
-void KCHMSearchWindow::slotContextMenuRequested( QListViewItem * item, const QPoint & point, int )
+void KCHMSearchWindow::slotContextMenuRequested( TQListViewItem * item, const TQPoint & point, int )
 {
 	if ( !m_contextMenu )
 		m_contextMenu = ::mainWindow->currentBrowser()->createListItemContextMenu( this );
@@ -206,14 +206,14 @@ bool KCHMSearchWindow::initSearchEngine( )
 }
 
 
-void KCHMSearchWindow::execSearchQueryInGui( const QString & query )
+void KCHMSearchWindow::execSearchQueryInGui( const TQString & query )
 {
 	m_searchQuery->lineEdit()->setText( query );
 	onReturnPressed();
 }
 
 
-bool KCHMSearchWindow::searchQuery( const QString & query, QStringList * results )
+bool KCHMSearchWindow::searchQuery( const TQString & query, TQStringList * results )
 {
 	if ( appConfig.m_useSearchEngine == KCHMConfig::SEARCH_USE_MINE )
 	{
@@ -222,7 +222,7 @@ bool KCHMSearchWindow::searchQuery( const QString & query, QStringList * results
 	}
 	else if ( !::mainWindow->chmFile()->hasSearchTable() )
 	{
-		QMessageBox::information ( this, 
+		TQMessageBox::information ( this, 
 					i18n( "Search is not available" ),
 					i18n( "<p>The search feature is not avaiable for this chm file."
 					"<p>The old search engine depends on indexes present in chm files itself. Not every chm file has an index; it is set up"
diff --git a/src/kchmsearchwindow.h b/src/kchmsearchwindow.h
index 1834165..fbbf3f5 100644
--- a/src/kchmsearchwindow.h
+++ b/src/kchmsearchwindow.h
@@ -34,12 +34,13 @@
 class KCHMSearchEngine;
 
 
-class KCHMClickableLabel : public QLabel
+class KCHMClickableLabel : public TQLabel
 {
 	Q_OBJECT
+  TQ_OBJECT
 	public:
-		KCHMClickableLabel( const QString& label, QWidget * parent )
-	: QLabel( label, parent ) {};
+		KCHMClickableLabel( const TQString& label, TQWidget * tqparent )
+	: TQLabel( label, tqparent ) {};
 		
 		virtual ~KCHMClickableLabel() {};
 				
@@ -47,37 +48,38 @@ class KCHMClickableLabel : public QLabel
 		void	clicked();
 						
 	protected:
-		virtual void mousePressEvent ( QMouseEvent * ) 	{ emit clicked(); }
+		virtual void mousePressEvent ( TQMouseEvent * ) 	{ emit clicked(); }
 };
 
 
-class KCHMSearchWindow : public QWidget
+class KCHMSearchWindow : public TQWidget
 {
 	Q_OBJECT
+  TQ_OBJECT
 	public:
-		KCHMSearchWindow ( QWidget * parent = 0, const char * name = 0, WFlags f = 0 );
+		KCHMSearchWindow ( TQWidget * tqparent = 0, const char * name = 0, WFlags f = 0 );
 	
-		void	invalidate();
+		void	tqinvalidate();
 		void	restoreSettings (const KCHMSettings::search_saved_settings_t& settings);
 		void	saveSettings (KCHMSettings::search_saved_settings_t& settings);
-		void	execSearchQueryInGui( const QString& query );
-		bool	searchQuery( const QString& query, QStringList * results );
+		void	execSearchQueryInGui( const TQString& query );
+		bool	searchQuery( const TQString& query, TQStringList * results );
 		
 	public slots:
-		void	slotContextMenuRequested ( QListViewItem *item, const QPoint &point, int column );
+		void	slotContextMenuRequested ( TQListViewItem *item, const TQPoint &point, int column );
 		
 	private slots:
 		void	onHelpClicked();
 		void 	onReturnPressed ();
-		void	onDoubleClicked ( QListViewItem *, const QPoint &, int);
+		void	onDoubleClicked ( TQListViewItem *, const TQPoint &, int);
 	
 	private:
 		bool	initSearchEngine();
 		
 	private:
-		QComboBox 		*	m_searchQuery;
+		TQComboBox 		*	m_searchQuery;
 		KQListView		*	m_searchList;
-		KQPopupMenu		* 	m_contextMenu;
+		KTQPopupMenu		* 	m_contextMenu;
 		
 		KCHMSearchEngine*	m_searchEngine;
 };
diff --git a/src/kchmsettings.cpp b/src/kchmsettings.cpp
index dcdcffa..bc9f354 100644
--- a/src/kchmsettings.cpp
+++ b/src/kchmsettings.cpp
@@ -19,15 +19,15 @@
  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.             *
  ***************************************************************************/
 
-#include <qfile.h>
-#include <qfileinfo.h>
-#include <qdatastream.h>
+#include <tqfile.h>
+#include <tqfileinfo.h>
+#include <tqdatastream.h>
  
 #include "kchmsettings.h"
 #include "kchmconfig.h"
 
-static Q_INT32 SETTINGS_MAGIC = 0xD8AB4E76;
-static Q_INT32 SETTINGS_VERSION = 4;
+static TQ_INT32 SETTINGS_MAGIC = 0xD8AB4E76;
+static TQ_INT32 SETTINGS_VERSION = 4;
 
 /*
  * The order is important!
@@ -54,8 +54,8 @@ enum marker_t
 	MARKER_END = 0x7FFF
 };
 
-// Helpers for serialization of SavedBookmark through QDataStream
-static inline QDataStream& operator<< ( QDataStream& s, const KCHMSettings::SavedBookmark& b )
+// Helpers for serialization of SavedBookmark through TQDataStream
+static inline TQDataStream& operator<< ( TQDataStream& s, const KCHMSettings::SavedBookmark& b )
 {
 	s << b.name;	
 	s << b.url;
@@ -63,7 +63,7 @@ static inline QDataStream& operator<< ( QDataStream& s, const KCHMSettings::Save
 	return s;
 }
 
-static inline QDataStream& operator>> ( QDataStream& s, KCHMSettings::SavedBookmark& b )
+static inline TQDataStream& operator>> ( TQDataStream& s, KCHMSettings::SavedBookmark& b )
 {
 	s >> b.name;
 	s >> b.url;
@@ -71,8 +71,8 @@ static inline QDataStream& operator>> ( QDataStream& s, KCHMSettings::SavedBookm
 	return s;
 }
 
-// Helpers for serialization of SavedViewWindow through QDataStream
-static inline QDataStream& operator<< ( QDataStream& s, const KCHMSettings::SavedViewWindow& b )
+// Helpers for serialization of SavedViewWindow through TQDataStream
+static inline TQDataStream& operator<< ( TQDataStream& s, const KCHMSettings::SavedViewWindow& b )
 {
 	// Store the version first. Later we can increase it when adding new members.
 	s << 1;
@@ -82,9 +82,9 @@ static inline QDataStream& operator<< ( QDataStream& s, const KCHMSettings::Save
 	return s;
 }
 
-static inline QDataStream& operator>> ( QDataStream& s, KCHMSettings::SavedViewWindow& b )
+static inline TQDataStream& operator>> ( TQDataStream& s, KCHMSettings::SavedViewWindow& b )
 {
-	Q_INT32 version;
+	TQ_INT32 version;
 	
 	s >> version; 
 	s >> b.url;
@@ -106,7 +106,7 @@ KCHMSettings::KCHMSettings( )
 }
 
 
-bool KCHMSettings::loadSettings( const QString & filename )
+bool KCHMSettings::loadSettings( const TQString & filename )
 {
 	m_activetabsystem = 0;
 	m_activetabwindow = 0;
@@ -116,11 +116,11 @@ bool KCHMSettings::loadSettings( const QString & filename )
 	m_bookmarks.clear();
 	m_viewwindows.clear();
 
-	QFileInfo finfo ( filename );
+	TQFileInfo finfo ( filename );
 
-	m_settingsFile = QString::null;
-	m_searchDictFile = QString::null;
-	m_searchDocFile = QString::null;
+	m_settingsFile = TQString();
+	m_searchDictFile = TQString();
+	m_searchDocFile = TQString();
 	
 	if ( !finfo.size() )
 		return false;
@@ -131,15 +131,15 @@ bool KCHMSettings::loadSettings( const QString & filename )
 	
 	getFilenames( filename, &m_settingsFile, &m_searchDictFile, &m_searchDocFile );
 	
-	QFile file( m_settingsFile );
+	TQFile file( m_settingsFile );
 
     if ( !file.open (IO_ReadOnly) )
 		return false; // it's ok, file may not exist
 	
-    QDataStream stream (&file);
+    TQDataStream stream (&file);
 
 	// Read and check header
-	Q_INT32 data;
+	TQ_INT32 data;
 	bool complete_read = false;
 	stream >> data; // magic
 	
@@ -224,14 +224,14 @@ bool KCHMSettings::loadSettings( const QString & filename )
 
 bool KCHMSettings::saveSettings( )
 {
-	QFile file( m_settingsFile );
+	TQFile file( m_settingsFile );
     if ( !file.open (IO_WriteOnly) )
 	{
-		qWarning ("Could not write settings into file %s: %s", file.name().ascii(), file.errorString().ascii());
+		qWarning ("Could not write settings into file %s: %s", TQString(file.name()).ascii(), TQString(file.errorString()).ascii());
 		return false;
 	}
 	
-    QDataStream stream (&file);
+    TQDataStream stream (&file);
 
 	// Save header
 	stream << SETTINGS_MAGIC;
@@ -275,22 +275,22 @@ bool KCHMSettings::saveSettings( )
 }
 
 
-void KCHMSettings::removeSettings( const QString & filename )
+void KCHMSettings::removeSettings( const TQString & filename )
 {
-	QString settingsfile, dictfile, doclistfile;
+	TQString settingsfile, dictfile, doclistfile;
 	
 	getFilenames( filename, &settingsfile, &dictfile, &doclistfile );
 	
-	QFile::remove( settingsfile );
-	QFile::remove( dictfile );
-	QFile::remove( doclistfile );
+	TQFile::remove( settingsfile );
+	TQFile::remove( dictfile );
+	TQFile::remove( doclistfile );
 }
 
 
-void KCHMSettings::getFilenames(const QString & helpfilename, QString * settingsfile, QString * dictfile, QString * doclistfile )
+void KCHMSettings::getFilenames(const TQString & helpfilename, TQString * settingsfile, TQString * dictfile, TQString * doclistfile )
 {
-	QFileInfo finfo ( helpfilename );
-	QString prefix = appConfig.m_datapath + "/" + finfo.baseName();
+	TQFileInfo finfo ( helpfilename );
+	TQString prefix = appConfig.m_datapath + "/" + finfo.baseName();
 
 	*settingsfile = prefix + ".kchmviewer";
 	*dictfile = prefix + ".dict";
diff --git a/src/kchmsettings.h b/src/kchmsettings.h
index 2eb67b7..2f691a5 100644
--- a/src/kchmsettings.h
+++ b/src/kchmsettings.h
@@ -22,15 +22,15 @@
 #ifndef KCHMSETTINGS_H
 #define KCHMSETTINGS_H
 
-#include <qstring.h>
-#include <qvaluelist.h>
+#include <tqstring.h>
+#include <tqvaluelist.h>
 
 
 /**
 @author Georgy Yunaev
 */
 class SavedBookmark;
-class QFileInfo;
+class TQFileInfo;
 
 
 class KCHMSettings
@@ -38,21 +38,21 @@ class KCHMSettings
 	public:
 		KCHMSettings ();
 		
-		bool	loadSettings (const QString& filename);
+		bool	loadSettings (const TQString& filename);
 		bool	saveSettings ( );
-		void 	removeSettings ( const QString& filename );
+		void 	removeSettings ( const TQString& filename );
 		
-		QString	searchIndexDictFilename() const	{ return m_searchDictFile; }
-		QString	searchIndexDocFilename() const	{ return m_searchDocFile; }
+		TQString	searchIndexDictFilename() const	{ return m_searchDictFile; }
+		TQString	searchIndexDocFilename() const	{ return m_searchDocFile; }
 		
 		class SavedBookmark
 		{
 		public:
 			SavedBookmark() { scroll_y = 0; }
-			SavedBookmark (QString n, QString u, int y) : name(n), url(u), scroll_y(y) {};
+			SavedBookmark (TQString n, TQString u, int y) : name(n), url(u), scroll_y(y) {};
 			
-			QString		name;
-			QString		url;
+			TQString		name;
+			TQString		url;
 			int			scroll_y;
 		};
 	
@@ -60,16 +60,16 @@ class KCHMSettings
 		{
 			public:
 				SavedViewWindow() { scroll_y = 0; zoom = 0; }
-				SavedViewWindow (QString u, int y, int z) : url(u), scroll_y(y), zoom(z) {};
+				SavedViewWindow (TQString u, int y, int z) : url(u), scroll_y(y), zoom(z) {};
 			
-				QString		url;
+				TQString		url;
 				int			scroll_y;
 				int			zoom;
 		};
 		
-		typedef 	QValueList<QString>			search_saved_settings_t;
-		typedef 	QValueList<SavedBookmark>	bookmark_saved_settings_t;
-		typedef 	QValueList<SavedViewWindow>	viewindow_saved_settings_t;
+		typedef 	TQValueList<TQString>			search_saved_settings_t;
+		typedef 	TQValueList<SavedBookmark>	bookmark_saved_settings_t;
+		typedef 	TQValueList<SavedViewWindow>	viewindow_saved_settings_t;
 		
 		int							m_window_size_x;
 		int							m_window_size_y;
@@ -82,13 +82,13 @@ class KCHMSettings
 		viewindow_saved_settings_t	m_viewwindows;
 	
 	private:
-		void		getFilenames(const QString & helpfilename, QString * settingsfile, QString * dictfile, QString * doclistfile );
+		void		getFilenames(const TQString & helpfilename, TQString * settingsfile, TQString * dictfile, TQString * doclistfile );
 		
 		unsigned int				m_currentfilesize;
 		unsigned int				m_currentfiledate;
-		QString						m_settingsFile;
-		QString						m_searchDictFile;
-		QString						m_searchDocFile;
+		TQString						m_settingsFile;
+		TQString						m_searchDictFile;
+		TQString						m_searchDocFile;
 };
 
 #endif
diff --git a/src/kchmsetupdialog.cpp b/src/kchmsetupdialog.cpp
index 05c1647..00e0502 100644
--- a/src/kchmsetupdialog.cpp
+++ b/src/kchmsetupdialog.cpp
@@ -9,279 +9,279 @@
 
 #include "kchmsetupdialog.h"
 
-#include <qvariant.h>
-#include <qpushbutton.h>
-#include <qtabwidget.h>
-#include <qwidget.h>
-#include <qbuttongroup.h>
-#include <qradiobutton.h>
-#include <qlabel.h>
-#include <qspinbox.h>
-#include <qcheckbox.h>
-#include <qgroupbox.h>
-#include <qlineedit.h>
-#include <qlayout.h>
-#include <qtooltip.h>
-#include <qwhatsthis.h>
+#include <tqvariant.h>
+#include <tqpushbutton.h>
+#include <tqtabwidget.h>
+#include <tqwidget.h>
+#include <tqbuttongroup.h>
+#include <tqradiobutton.h>
+#include <tqlabel.h>
+#include <tqspinbox.h>
+#include <tqcheckbox.h>
+#include <tqgroupbox.h>
+#include <tqlineedit.h>
+#include <tqlayout.h>
+#include <tqtooltip.h>
+#include <tqwhatsthis.h>
 
 /*
- *  Constructs a KCHMSetupDialog as a child of 'parent', with the
+ *  Constructs a KCHMSetupDialog as a child of 'tqparent', with the
  *  name 'name' and widget flags set to 'f'.
  *
  *  The dialog will by default be modeless, unless you set 'modal' to
  *  TRUE to construct a modal dialog.
  */
-KCHMSetupDialog::KCHMSetupDialog( QWidget* parent, const char* name, bool modal, WFlags fl )
-    : QDialog( parent, name, modal, fl )
+KCHMSetupDialog::KCHMSetupDialog( TQWidget* tqparent, const char* name, bool modal, WFlags fl )
+    : TQDialog( tqparent, name, modal, fl )
 {
     if ( !name )
 	setName( "MyDialog1" );
-    setSizePolicy( QSizePolicy( (QSizePolicy::SizeType)1, (QSizePolicy::SizeType)1, 0, 0, sizePolicy().hasHeightForWidth() ) );
+    tqsetSizePolicy( TQSizePolicy( (TQSizePolicy::SizeType)1, (TQSizePolicy::SizeType)1, 0, 0, sizePolicy().hasHeightForWidth() ) );
     setSizeGripEnabled( FALSE );
     setModal( TRUE );
-    MyDialog1Layout = new QVBoxLayout( this, 11, 6, "MyDialog1Layout"); 
-    MyDialog1Layout->setResizeMode( QLayout::Minimum );
+    MyDialog1Layout = new TQVBoxLayout( this, 11, 6, "MyDialog1Layout"); 
+    MyDialog1Layout->setResizeMode( TQLayout::Minimum );
 
-    tabWidget = new QTabWidget( this, "tabWidget" );
+    tabWidget = new TQTabWidget( this, "tabWidget" );
 
-    Widget8 = new QWidget( tabWidget, "Widget8" );
-    Widget8Layout = new QVBoxLayout( Widget8, 11, 6, "Widget8Layout"); 
+    Widget8 = new TQWidget( tabWidget, "Widget8" );
+    Widget8Layout = new TQVBoxLayout( Widget8, 11, 6, "Widget8Layout"); 
 
-    layout4 = new QHBoxLayout( 0, 0, 6, "layout4"); 
+    tqlayout4 = new TQHBoxLayout( 0, 0, 6, "tqlayout4"); 
 
-    buttonGroup1 = new QButtonGroup( Widget8, "buttonGroup1" );
+    buttonGroup1 = new TQButtonGroup( Widget8, "buttonGroup1" );
     buttonGroup1->setColumnLayout(0, Qt::Vertical );
-    buttonGroup1->layout()->setSpacing( 6 );
-    buttonGroup1->layout()->setMargin( 11 );
-    buttonGroup1Layout = new QVBoxLayout( buttonGroup1->layout() );
-    buttonGroup1Layout->setAlignment( Qt::AlignTop );
+    buttonGroup1->tqlayout()->setSpacing( 6 );
+    buttonGroup1->tqlayout()->setMargin( 11 );
+    buttonGroup1Layout = new TQVBoxLayout( buttonGroup1->tqlayout() );
+    buttonGroup1Layout->tqsetAlignment( TQt::AlignTop );
 
-    m_radioOnBeginOpenDialog = new QRadioButton( buttonGroup1, "m_radioOnBeginOpenDialog" );
+    m_radioOnBeginOpenDialog = new TQRadioButton( buttonGroup1, "m_radioOnBeginOpenDialog" );
     buttonGroup1Layout->addWidget( m_radioOnBeginOpenDialog );
 
-    m_radioOnBeginOpenLast = new QRadioButton( buttonGroup1, "m_radioOnBeginOpenLast" );
+    m_radioOnBeginOpenLast = new TQRadioButton( buttonGroup1, "m_radioOnBeginOpenLast" );
     buttonGroup1Layout->addWidget( m_radioOnBeginOpenLast );
-    layout4->addWidget( buttonGroup1 );
+    tqlayout4->addWidget( buttonGroup1 );
 
-    buttonGroup2 = new QButtonGroup( Widget8, "buttonGroup2" );
+    buttonGroup2 = new TQButtonGroup( Widget8, "buttonGroup2" );
     buttonGroup2->setColumnLayout(0, Qt::Vertical );
-    buttonGroup2->layout()->setSpacing( 6 );
-    buttonGroup2->layout()->setMargin( 11 );
-    buttonGroup2Layout = new QVBoxLayout( buttonGroup2->layout() );
-    buttonGroup2Layout->setAlignment( Qt::AlignTop );
+    buttonGroup2->tqlayout()->setSpacing( 6 );
+    buttonGroup2->tqlayout()->setMargin( 11 );
+    buttonGroup2Layout = new TQVBoxLayout( buttonGroup2->tqlayout() );
+    buttonGroup2Layout->tqsetAlignment( TQt::AlignTop );
 
-    layout3 = new QHBoxLayout( 0, 0, 6, "layout3"); 
+    tqlayout3 = new TQHBoxLayout( 0, 0, 6, "tqlayout3"); 
 
-    textLabel1 = new QLabel( buttonGroup2, "textLabel1" );
-    layout3->addWidget( textLabel1 );
+    textLabel1 = new TQLabel( buttonGroup2, "textLabel1" );
+    tqlayout3->addWidget( textLabel1 );
 
-    m_historySize = new QSpinBox( buttonGroup2, "m_historySize" );
+    m_historySize = new TQSpinBox( buttonGroup2, "m_historySize" );
     m_historySize->setValue( 10 );
-    layout3->addWidget( m_historySize );
+    tqlayout3->addWidget( m_historySize );
 
-    textLabel2 = new QLabel( buttonGroup2, "textLabel2" );
-    layout3->addWidget( textLabel2 );
-    buttonGroup2Layout->addLayout( layout3 );
+    textLabel2 = new TQLabel( buttonGroup2, "textLabel2" );
+    tqlayout3->addWidget( textLabel2 );
+    buttonGroup2Layout->addLayout( tqlayout3 );
 
-    m_rememberHistoryInfo = new QCheckBox( buttonGroup2, "m_rememberHistoryInfo" );
+    m_rememberHistoryInfo = new TQCheckBox( buttonGroup2, "m_rememberHistoryInfo" );
     buttonGroup2Layout->addWidget( m_rememberHistoryInfo );
-    layout4->addWidget( buttonGroup2 );
-    Widget8Layout->addLayout( layout4 );
+    tqlayout4->addWidget( buttonGroup2 );
+    Widget8Layout->addLayout( tqlayout4 );
 
-    groupBox1 = new QGroupBox( Widget8, "groupBox1" );
+    groupBox1 = new TQGroupBox( Widget8, "groupBox1" );
     groupBox1->setColumnLayout(0, Qt::Vertical );
-    groupBox1->layout()->setSpacing( 6 );
-    groupBox1->layout()->setMargin( 11 );
-    groupBox1Layout = new QHBoxLayout( groupBox1->layout() );
-    groupBox1Layout->setAlignment( Qt::AlignTop );
+    groupBox1->tqlayout()->setSpacing( 6 );
+    groupBox1->tqlayout()->setMargin( 11 );
+    groupBox1Layout = new TQHBoxLayout( groupBox1->tqlayout() );
+    groupBox1Layout->tqsetAlignment( TQt::AlignTop );
 
-    buttonGroup4 = new QButtonGroup( groupBox1, "buttonGroup4" );
+    buttonGroup4 = new TQButtonGroup( groupBox1, "buttonGroup4" );
     buttonGroup4->setColumnLayout(0, Qt::Vertical );
-    buttonGroup4->layout()->setSpacing( 6 );
-    buttonGroup4->layout()->setMargin( 11 );
-    buttonGroup4Layout = new QVBoxLayout( buttonGroup4->layout() );
-    buttonGroup4Layout->setAlignment( Qt::AlignTop );
+    buttonGroup4->tqlayout()->setSpacing( 6 );
+    buttonGroup4->tqlayout()->setMargin( 11 );
+    buttonGroup4Layout = new TQVBoxLayout( buttonGroup4->tqlayout() );
+    buttonGroup4Layout->tqsetAlignment( TQt::AlignTop );
 
-    m_radioExtLinkOpenAlways = new QRadioButton( buttonGroup4, "m_radioExtLinkOpenAlways" );
+    m_radioExtLinkOpenAlways = new TQRadioButton( buttonGroup4, "m_radioExtLinkOpenAlways" );
     buttonGroup4Layout->addWidget( m_radioExtLinkOpenAlways );
 
-    m_radioExtLinkAsk = new QRadioButton( buttonGroup4, "m_radioExtLinkAsk" );
+    m_radioExtLinkAsk = new TQRadioButton( buttonGroup4, "m_radioExtLinkAsk" );
     buttonGroup4Layout->addWidget( m_radioExtLinkAsk );
 
-    m_radioExtLinkOpenNever = new QRadioButton( buttonGroup4, "m_radioExtLinkOpenNever" );
+    m_radioExtLinkOpenNever = new TQRadioButton( buttonGroup4, "m_radioExtLinkOpenNever" );
     buttonGroup4Layout->addWidget( m_radioExtLinkOpenNever );
     groupBox1Layout->addWidget( buttonGroup4 );
 
-    buttonGroup5 = new QButtonGroup( groupBox1, "buttonGroup5" );
+    buttonGroup5 = new TQButtonGroup( groupBox1, "buttonGroup5" );
     buttonGroup5->setColumnLayout(0, Qt::Vertical );
-    buttonGroup5->layout()->setSpacing( 6 );
-    buttonGroup5->layout()->setMargin( 11 );
-    buttonGroup5Layout = new QVBoxLayout( buttonGroup5->layout() );
-    buttonGroup5Layout->setAlignment( Qt::AlignTop );
+    buttonGroup5->tqlayout()->setSpacing( 6 );
+    buttonGroup5->tqlayout()->setMargin( 11 );
+    buttonGroup5Layout = new TQVBoxLayout( buttonGroup5->tqlayout() );
+    buttonGroup5Layout->tqsetAlignment( TQt::AlignTop );
 
-    m_radioNewChmOpenAlways = new QRadioButton( buttonGroup5, "m_radioNewChmOpenAlways" );
+    m_radioNewChmOpenAlways = new TQRadioButton( buttonGroup5, "m_radioNewChmOpenAlways" );
     buttonGroup5Layout->addWidget( m_radioNewChmOpenAlways );
 
-    m_radioNewChmAsk = new QRadioButton( buttonGroup5, "m_radioNewChmAsk" );
+    m_radioNewChmAsk = new TQRadioButton( buttonGroup5, "m_radioNewChmAsk" );
     buttonGroup5Layout->addWidget( m_radioNewChmAsk );
 
-    m_radioNewChmOpenNever = new QRadioButton( buttonGroup5, "m_radioNewChmOpenNever" );
+    m_radioNewChmOpenNever = new TQRadioButton( buttonGroup5, "m_radioNewChmOpenNever" );
     buttonGroup5Layout->addWidget( m_radioNewChmOpenNever );
     groupBox1Layout->addWidget( buttonGroup5 );
     Widget8Layout->addWidget( groupBox1 );
-    tabWidget->insertTab( Widget8, QString::fromLatin1("") );
+    tabWidget->insertTab( Widget8, TQString::tqfromLatin1("") );
 
-    Widget9 = new QWidget( tabWidget, "Widget9" );
-    Widget9Layout = new QVBoxLayout( Widget9, 11, 6, "Widget9Layout"); 
+    Widget9 = new TQWidget( tabWidget, "Widget9" );
+    Widget9Layout = new TQVBoxLayout( Widget9, 11, 6, "Widget9Layout"); 
 
-    m_groupQtsettings = new QGroupBox( Widget9, "m_groupQtsettings" );
+    m_groupQtsettings = new TQGroupBox( Widget9, "m_groupQtsettings" );
     m_groupQtsettings->setColumnLayout(0, Qt::Vertical );
-    m_groupQtsettings->layout()->setSpacing( 6 );
-    m_groupQtsettings->layout()->setMargin( 11 );
-    m_groupQtsettingsLayout = new QHBoxLayout( m_groupQtsettings->layout() );
-    m_groupQtsettingsLayout->setAlignment( Qt::AlignTop );
+    m_groupQtsettings->tqlayout()->setSpacing( 6 );
+    m_groupQtsettings->tqlayout()->setMargin( 11 );
+    m_groupQtsettingsLayout = new TQHBoxLayout( m_groupQtsettings->tqlayout() );
+    m_groupQtsettingsLayout->tqsetAlignment( TQt::AlignTop );
 
-    textLabel1_2 = new QLabel( m_groupQtsettings, "textLabel1_2" );
-    textLabel1_2->setSizePolicy( QSizePolicy( (QSizePolicy::SizeType)5, (QSizePolicy::SizeType)7, 0, 0, textLabel1_2->sizePolicy().hasHeightForWidth() ) );
+    textLabel1_2 = new TQLabel( m_groupQtsettings, "textLabel1_2" );
+    textLabel1_2->tqsetSizePolicy( TQSizePolicy( (TQSizePolicy::SizeType)5, (TQSizePolicy::SizeType)7, 0, 0, textLabel1_2->sizePolicy().hasHeightForWidth() ) );
     textLabel1_2->setLineWidth( 1 );
-    textLabel1_2->setAlignment( int( QLabel::WordBreak | QLabel::AlignVCenter ) );
+    textLabel1_2->tqsetAlignment( int( TQLabel::WordBreak | TQLabel::AlignVCenter ) );
     m_groupQtsettingsLayout->addWidget( textLabel1_2 );
 
-    m_qtBrowserPath = new QLineEdit( m_groupQtsettings, "m_qtBrowserPath" );
-    m_qtBrowserPath->setSizePolicy( QSizePolicy( (QSizePolicy::SizeType)1, (QSizePolicy::SizeType)0, 0, 0, m_qtBrowserPath->sizePolicy().hasHeightForWidth() ) );
+    m_qtBrowserPath = new TQLineEdit( m_groupQtsettings, "m_qtBrowserPath" );
+    m_qtBrowserPath->tqsetSizePolicy( TQSizePolicy( (TQSizePolicy::SizeType)1, (TQSizePolicy::SizeType)0, 0, 0, m_qtBrowserPath->sizePolicy().hasHeightForWidth() ) );
     m_groupQtsettingsLayout->addWidget( m_qtBrowserPath );
     Widget9Layout->addWidget( m_groupQtsettings );
 
-    m_groupKDEsettings = new QGroupBox( Widget9, "m_groupKDEsettings" );
+    m_groupKDEsettings = new TQGroupBox( Widget9, "m_groupKDEsettings" );
     m_groupKDEsettings->setColumnLayout(0, Qt::Vertical );
-    m_groupKDEsettings->layout()->setSpacing( 6 );
-    m_groupKDEsettings->layout()->setMargin( 11 );
-    m_groupKDEsettingsLayout = new QHBoxLayout( m_groupKDEsettings->layout() );
-    m_groupKDEsettingsLayout->setAlignment( Qt::AlignTop );
+    m_groupKDEsettings->tqlayout()->setSpacing( 6 );
+    m_groupKDEsettings->tqlayout()->setMargin( 11 );
+    m_groupKDEsettingsLayout = new TQHBoxLayout( m_groupKDEsettings->tqlayout() );
+    m_groupKDEsettingsLayout->tqsetAlignment( TQt::AlignTop );
 
-    buttonGroup5_2 = new QButtonGroup( m_groupKDEsettings, "buttonGroup5_2" );
+    buttonGroup5_2 = new TQButtonGroup( m_groupKDEsettings, "buttonGroup5_2" );
     buttonGroup5_2->setColumnLayout(0, Qt::Vertical );
-    buttonGroup5_2->layout()->setSpacing( 6 );
-    buttonGroup5_2->layout()->setMargin( 11 );
-    buttonGroup5_2Layout = new QVBoxLayout( buttonGroup5_2->layout() );
-    buttonGroup5_2Layout->setAlignment( Qt::AlignTop );
+    buttonGroup5_2->tqlayout()->setSpacing( 6 );
+    buttonGroup5_2->tqlayout()->setMargin( 11 );
+    buttonGroup5_2Layout = new TQVBoxLayout( buttonGroup5_2->tqlayout() );
+    buttonGroup5_2Layout->tqsetAlignment( TQt::AlignTop );
 
-    m_radioUseQtextBrowser = new QRadioButton( buttonGroup5_2, "m_radioUseQtextBrowser" );
+    m_radioUseQtextBrowser = new TQRadioButton( buttonGroup5_2, "m_radioUseQtextBrowser" );
     buttonGroup5_2Layout->addWidget( m_radioUseQtextBrowser );
 
-    m_radioUseKHTMLPart = new QRadioButton( buttonGroup5_2, "m_radioUseKHTMLPart" );
+    m_radioUseKHTMLPart = new TQRadioButton( buttonGroup5_2, "m_radioUseKHTMLPart" );
     buttonGroup5_2Layout->addWidget( m_radioUseKHTMLPart );
     m_groupKDEsettingsLayout->addWidget( buttonGroup5_2 );
 
-    groupKhtmlSecurity = new QGroupBox( m_groupKDEsettings, "groupKhtmlSecurity" );
+    groupKhtmlSecurity = new TQGroupBox( m_groupKDEsettings, "groupKhtmlSecurity" );
     groupKhtmlSecurity->setColumnLayout(0, Qt::Vertical );
-    groupKhtmlSecurity->layout()->setSpacing( 6 );
-    groupKhtmlSecurity->layout()->setMargin( 11 );
-    groupKhtmlSecurityLayout = new QGridLayout( groupKhtmlSecurity->layout() );
-    groupKhtmlSecurityLayout->setAlignment( Qt::AlignTop );
+    groupKhtmlSecurity->tqlayout()->setSpacing( 6 );
+    groupKhtmlSecurity->tqlayout()->setMargin( 11 );
+    groupKhtmlSecurityLayout = new TQGridLayout( groupKhtmlSecurity->tqlayout() );
+    groupKhtmlSecurityLayout->tqsetAlignment( TQt::AlignTop );
 
-    m_enableJS = new QCheckBox( groupKhtmlSecurity, "m_enableJS" );
+    m_enableJS = new TQCheckBox( groupKhtmlSecurity, "m_enableJS" );
 
     groupKhtmlSecurityLayout->addWidget( m_enableJS, 0, 0 );
 
-    m_enablePlugins = new QCheckBox( groupKhtmlSecurity, "m_enablePlugins" );
+    m_enablePlugins = new TQCheckBox( groupKhtmlSecurity, "m_enablePlugins" );
 
     groupKhtmlSecurityLayout->addWidget( m_enablePlugins, 0, 1 );
 
-    m_enableJava = new QCheckBox( groupKhtmlSecurity, "m_enableJava" );
+    m_enableJava = new TQCheckBox( groupKhtmlSecurity, "m_enableJava" );
 
     groupKhtmlSecurityLayout->addWidget( m_enableJava, 1, 0 );
 
-    m_enableRefresh = new QCheckBox( groupKhtmlSecurity, "m_enableRefresh" );
+    m_enableRefresh = new TQCheckBox( groupKhtmlSecurity, "m_enableRefresh" );
 
     groupKhtmlSecurityLayout->addWidget( m_enableRefresh, 1, 1 );
     m_groupKDEsettingsLayout->addWidget( groupKhtmlSecurity );
     Widget9Layout->addWidget( m_groupKDEsettings );
-    tabWidget->insertTab( Widget9, QString::fromLatin1("") );
+    tabWidget->insertTab( Widget9, TQString::tqfromLatin1("") );
 
-    TabPage = new QWidget( tabWidget, "TabPage" );
-    TabPageLayout = new QVBoxLayout( TabPage, 11, 6, "TabPageLayout"); 
+    TabPage = new TQWidget( tabWidget, "TabPage" );
+    TabPageLayout = new TQVBoxLayout( TabPage, 11, 6, "TabPageLayout"); 
 
-    buttonGroup7 = new QButtonGroup( TabPage, "buttonGroup7" );
+    buttonGroup7 = new TQButtonGroup( TabPage, "buttonGroup7" );
     buttonGroup7->setColumnLayout(0, Qt::Vertical );
-    buttonGroup7->layout()->setSpacing( 6 );
-    buttonGroup7->layout()->setMargin( 11 );
-    buttonGroup7Layout = new QVBoxLayout( buttonGroup7->layout() );
-    buttonGroup7Layout->setAlignment( Qt::AlignTop );
+    buttonGroup7->tqlayout()->setSpacing( 6 );
+    buttonGroup7->tqlayout()->setMargin( 11 );
+    buttonGroup7Layout = new TQVBoxLayout( buttonGroup7->tqlayout() );
+    buttonGroup7Layout->tqsetAlignment( TQt::AlignTop );
 
-    m_advViewSourceInternal = new QRadioButton( buttonGroup7, "m_advViewSourceInternal" );
+    m_advViewSourceInternal = new TQRadioButton( buttonGroup7, "m_advViewSourceInternal" );
     buttonGroup7Layout->addWidget( m_advViewSourceInternal );
 
-    m_advViewSourceExternal = new QRadioButton( buttonGroup7, "m_advViewSourceExternal" );
+    m_advViewSourceExternal = new TQRadioButton( buttonGroup7, "m_advViewSourceExternal" );
     buttonGroup7Layout->addWidget( m_advViewSourceExternal );
 
-    layout4_2 = new QHBoxLayout( 0, 0, 6, "layout4_2"); 
+    tqlayout4_2 = new TQHBoxLayout( 0, 0, 6, "tqlayout4_2"); 
 
-    textLabel1_3 = new QLabel( buttonGroup7, "textLabel1_3" );
-    layout4_2->addWidget( textLabel1_3 );
+    textLabel1_3 = new TQLabel( buttonGroup7, "textLabel1_3" );
+    tqlayout4_2->addWidget( textLabel1_3 );
 
-    m_advExternalProgramName = new QLineEdit( buttonGroup7, "m_advExternalProgramName" );
-    layout4_2->addWidget( m_advExternalProgramName );
-    buttonGroup7Layout->addLayout( layout4_2 );
+    m_advExternalProgramName = new TQLineEdit( buttonGroup7, "m_advExternalProgramName" );
+    tqlayout4_2->addWidget( m_advExternalProgramName );
+    buttonGroup7Layout->addLayout( tqlayout4_2 );
     TabPageLayout->addWidget( buttonGroup7 );
 
-    groupBox6 = new QButtonGroup( TabPage, "groupBox6" );
+    groupBox6 = new TQButtonGroup( TabPage, "groupBox6" );
     groupBox6->setColumnLayout(0, Qt::Vertical );
-    groupBox6->layout()->setSpacing( 6 );
-    groupBox6->layout()->setMargin( 11 );
-    groupBox6Layout = new QGridLayout( groupBox6->layout() );
-    groupBox6Layout->setAlignment( Qt::AlignTop );
+    groupBox6->tqlayout()->setSpacing( 6 );
+    groupBox6->tqlayout()->setMargin( 11 );
+    groupBox6Layout = new TQGridLayout( groupBox6->tqlayout() );
+    groupBox6Layout->tqsetAlignment( TQt::AlignTop );
 
-    m_useSearchEngineInternal = new QRadioButton( groupBox6, "m_useSearchEngineInternal" );
+    m_useSearchEngineInternal = new TQRadioButton( groupBox6, "m_useSearchEngineInternal" );
 
     groupBox6Layout->addWidget( m_useSearchEngineInternal, 1, 0 );
 
-    m_labelUseSearchEngineInternal = new QLabel( groupBox6, "m_labelUseSearchEngineInternal" );
-    m_labelUseSearchEngineInternal->setSizePolicy( QSizePolicy( (QSizePolicy::SizeType)5, (QSizePolicy::SizeType)5, 10, 0, m_labelUseSearchEngineInternal->sizePolicy().hasHeightForWidth() ) );
-    m_labelUseSearchEngineInternal->setAlignment( int( QLabel::WordBreak | QLabel::AlignVCenter ) );
+    m_labelUseSearchEngineInternal = new TQLabel( groupBox6, "m_labelUseSearchEngineInternal" );
+    m_labelUseSearchEngineInternal->tqsetSizePolicy( TQSizePolicy( (TQSizePolicy::SizeType)5, (TQSizePolicy::SizeType)5, 10, 0, m_labelUseSearchEngineInternal->sizePolicy().hasHeightForWidth() ) );
+    m_labelUseSearchEngineInternal->tqsetAlignment( int( TQLabel::WordBreak | TQLabel::AlignVCenter ) );
 
     groupBox6Layout->addWidget( m_labelUseSearchEngineInternal, 1, 1 );
 
-    m_useSearchEngineNew = new QRadioButton( groupBox6, "m_useSearchEngineNew" );
+    m_useSearchEngineNew = new TQRadioButton( groupBox6, "m_useSearchEngineNew" );
 
     groupBox6Layout->addWidget( m_useSearchEngineNew, 0, 0 );
 
-    m_labelUseSearchEngineNew = new QLabel( groupBox6, "m_labelUseSearchEngineNew" );
-    m_labelUseSearchEngineNew->setSizePolicy( QSizePolicy( (QSizePolicy::SizeType)5, (QSizePolicy::SizeType)5, 10, 0, m_labelUseSearchEngineNew->sizePolicy().hasHeightForWidth() ) );
-    m_labelUseSearchEngineNew->setAlignment( int( QLabel::WordBreak | QLabel::AlignVCenter ) );
+    m_labelUseSearchEngineNew = new TQLabel( groupBox6, "m_labelUseSearchEngineNew" );
+    m_labelUseSearchEngineNew->tqsetSizePolicy( TQSizePolicy( (TQSizePolicy::SizeType)5, (TQSizePolicy::SizeType)5, 10, 0, m_labelUseSearchEngineNew->sizePolicy().hasHeightForWidth() ) );
+    m_labelUseSearchEngineNew->tqsetAlignment( int( TQLabel::WordBreak | TQLabel::AlignVCenter ) );
 
     groupBox6Layout->addWidget( m_labelUseSearchEngineNew, 0, 1 );
     TabPageLayout->addWidget( groupBox6 );
-    tabWidget->insertTab( TabPage, QString::fromLatin1("") );
+    tabWidget->insertTab( TabPage, TQString::tqfromLatin1("") );
     MyDialog1Layout->addWidget( tabWidget );
 
-    Layout1 = new QHBoxLayout( 0, 0, 6, "Layout1"); 
+    Layout1 = new TQHBoxLayout( 0, 0, 6, "Layout1"); 
 
-    buttonHelp = new QPushButton( this, "buttonHelp" );
+    buttonHelp = new TQPushButton( this, "buttonHelp" );
     buttonHelp->setAutoDefault( TRUE );
     Layout1->addWidget( buttonHelp );
-    Horizontal_Spacing2 = new QSpacerItem( 20, 20, QSizePolicy::Expanding, QSizePolicy::Minimum );
+    Horizontal_Spacing2 = new TQSpacerItem( 20, 20, TQSizePolicy::Expanding, TQSizePolicy::Minimum );
     Layout1->addItem( Horizontal_Spacing2 );
 
-    buttonOk = new QPushButton( this, "buttonOk" );
+    buttonOk = new TQPushButton( this, "buttonOk" );
     buttonOk->setAutoDefault( TRUE );
     buttonOk->setDefault( TRUE );
     Layout1->addWidget( buttonOk );
 
-    buttonCancel = new QPushButton( this, "buttonCancel" );
+    buttonCancel = new TQPushButton( this, "buttonCancel" );
     buttonCancel->setAutoDefault( TRUE );
     Layout1->addWidget( buttonCancel );
     MyDialog1Layout->addLayout( Layout1 );
     languageChange();
-    resize( QSize(654, 343).expandedTo(minimumSizeHint()) );
+    resize( TQSize(654, 343).expandedTo(tqminimumSizeHint()) );
     clearWState( WState_Polished );
 
     // signals and slots connections
-    connect( buttonOk, SIGNAL( clicked() ), this, SLOT( accept() ) );
-    connect( buttonCancel, SIGNAL( clicked() ), this, SLOT( reject() ) );
-    connect( m_radioUseKHTMLPart, SIGNAL( toggled(bool) ), groupKhtmlSecurity, SLOT( setEnabled(bool) ) );
-    connect( m_advViewSourceExternal, SIGNAL( toggled(bool) ), m_advExternalProgramName, SLOT( setEnabled(bool) ) );
-    connect( m_radioUseQtextBrowser, SIGNAL( toggled(bool) ), groupKhtmlSecurity, SLOT( setDisabled(bool) ) );
+    connect( buttonOk, TQT_SIGNAL( clicked() ), this, TQT_SLOT( accept() ) );
+    connect( buttonCancel, TQT_SIGNAL( clicked() ), this, TQT_SLOT( reject() ) );
+    connect( m_radioUseKHTMLPart, TQT_SIGNAL( toggled(bool) ), groupKhtmlSecurity, TQT_SLOT( setEnabled(bool) ) );
+    connect( m_advViewSourceExternal, TQT_SIGNAL( toggled(bool) ), m_advExternalProgramName, TQT_SLOT( setEnabled(bool) ) );
+    connect( m_radioUseQtextBrowser, TQT_SIGNAL( toggled(bool) ), groupKhtmlSecurity, TQT_SLOT( setDisabled(bool) ) );
 
     // tab order
     setTabOrder( m_advViewSourceInternal, m_advViewSourceExternal );
@@ -316,7 +316,7 @@ KCHMSetupDialog::KCHMSetupDialog( QWidget* parent, const char* name, bool modal,
  */
 KCHMSetupDialog::~KCHMSetupDialog()
 {
-    // no need to delete child widgets, Qt does it all for us
+    // no need to delete child widgets, TQt does it all for us
 }
 
 /*
@@ -329,62 +329,62 @@ void KCHMSetupDialog::languageChange()
     buttonGroup1->setTitle( tr( "If no arguments given on load" ) );
     m_radioOnBeginOpenDialog->setText( tr( "Open the 'open CHM file' dialog" ) );
     m_radioOnBeginOpenLast->setText( tr( "Open the &last used CHM file, if exist" ) );
-    m_radioOnBeginOpenLast->setAccel( QKeySequence( tr( "Alt+L" ) ) );
+    m_radioOnBeginOpenLast->setAccel( TQKeySequence( tr( "Alt+L" ) ) );
     buttonGroup2->setTitle( tr( "History" ) );
     textLabel1->setText( tr( "Store history information for" ) );
-    m_historySize->setPrefix( QString::null );
+    m_historySize->setPrefix( TQString() );
     textLabel2->setText( tr( "latest files" ) );
     m_rememberHistoryInfo->setText( tr( "R&emember extra information for history files" ) );
-    m_rememberHistoryInfo->setAccel( QKeySequence( tr( "Alt+E" ) ) );
-    QToolTip::add( m_rememberHistoryInfo, tr( "Remembers the information about the files, which were opened. Remembers last opened page, search history, font size, bookmarks and so on." ) );
+    m_rememberHistoryInfo->setAccel( TQKeySequence( tr( "Alt+E" ) ) );
+    TQToolTip::add( m_rememberHistoryInfo, tr( "Remembers the information about the files, which were opened. Remembers last opened page, search history, font size, bookmarks and so on." ) );
     groupBox1->setTitle( tr( "CHM security settings" ) );
     buttonGroup4->setTitle( tr( "When external link clicked" ) );
     m_radioExtLinkOpenAlways->setText( tr( "Alwa&ys open it in external browser" ) );
-    m_radioExtLinkOpenAlways->setAccel( QKeySequence( tr( "Alt+Y" ) ) );
+    m_radioExtLinkOpenAlways->setAccel( TQKeySequence( tr( "Alt+Y" ) ) );
     m_radioExtLinkAsk->setText( tr( "Ask for confirmation" ) );
     m_radioExtLinkOpenNever->setText( tr( "Do not open the link" ) );
-    m_radioExtLinkOpenNever->setAccel( QKeySequence( QString::null ) );
+    m_radioExtLinkOpenNever->setAccel( TQKeySequence( TQString() ) );
     buttonGroup5->setTitle( tr( "When link pointed to a new CHM file clicked" ) );
     m_radioNewChmOpenAlways->setText( tr( "Always open a new CHM file" ) );
     m_radioNewChmAsk->setText( tr( "Ask for confirmation" ) );
     m_radioNewChmOpenNever->setText( tr( "Do not open a new CHM file" ) );
     tabWidget->changeTab( Widget8, tr( "General behavior" ) );
-    m_groupQtsettings->setTitle( tr( "Qt version settings" ) );
+    m_groupQtsettings->setTitle( tr( "TQt version settings" ) );
     textLabel1_2->setText( tr( "Enter the path to the program, which will be used as a browser for external links.  A <i>%s</i> symbol will be replaced by the URL clicked." ) );
     m_groupKDEsettings->setTitle( tr( "KDE version settings" ) );
     buttonGroup5_2->setTitle( tr( "To show HTML content, use" ) );
-    m_radioUseQtextBrowser->setText( tr( "&QTextBrowser-based widget" ) );
-    m_radioUseQtextBrowser->setAccel( QKeySequence( tr( "Alt+Q" ) ) );
+    m_radioUseQtextBrowser->setText( tr( "&TQTextBrowser-based widget" ) );
+    m_radioUseQtextBrowser->setAccel( TQKeySequence( tr( "Alt+Q" ) ) );
     m_radioUseKHTMLPart->setText( tr( "&KHTMLPart-based widget" ) );
-    m_radioUseKHTMLPart->setAccel( QKeySequence( tr( "Alt+K" ) ) );
+    m_radioUseKHTMLPart->setAccel( TQKeySequence( tr( "Alt+K" ) ) );
     groupKhtmlSecurity->setTitle( tr( "KHTMLPart security" ) );
     m_enableJS->setText( tr( "Enable Java&Script" ) );
-    m_enableJS->setAccel( QKeySequence( tr( "Alt+S" ) ) );
+    m_enableJS->setAccel( TQKeySequence( tr( "Alt+S" ) ) );
     m_enablePlugins->setText( tr( "Enable &plugins" ) );
-    m_enablePlugins->setAccel( QKeySequence( tr( "Alt+P" ) ) );
+    m_enablePlugins->setAccel( TQKeySequence( tr( "Alt+P" ) ) );
     m_enableJava->setText( tr( "Enable &Java" ) );
-    m_enableJava->setAccel( QKeySequence( tr( "Alt+J" ) ) );
+    m_enableJava->setAccel( TQKeySequence( tr( "Alt+J" ) ) );
     m_enableRefresh->setText( tr( "Enable &refresh" ) );
-    m_enableRefresh->setAccel( QKeySequence( tr( "Alt+R" ) ) );
+    m_enableRefresh->setAccel( TQKeySequence( tr( "Alt+R" ) ) );
     tabWidget->changeTab( Widget9, tr( "Version-specific settings" ) );
     buttonGroup7->setTitle( tr( "View HTML source command uses" ) );
     m_advViewSourceInternal->setText( tr( "Built-in HTML source viewer" ) );
-    m_advViewSourceInternal->setAccel( QKeySequence( QString::null ) );
+    m_advViewSourceInternal->setAccel( TQKeySequence( TQString() ) );
     m_advViewSourceExternal->setText( tr( "E&xternal program, specified below" ) );
-    m_advViewSourceExternal->setAccel( QKeySequence( tr( "Alt+X" ) ) );
+    m_advViewSourceExternal->setAccel( TQKeySequence( tr( "Alt+X" ) ) );
     textLabel1_3->setText( tr( "External program:" ) );
     groupBox6->setTitle( tr( "Search engine to use" ) );
-    m_useSearchEngineInternal->setText( QString::null );
+    m_useSearchEngineInternal->setText( TQString() );
     m_labelUseSearchEngineInternal->setText( tr( "Use the search based on internal CHM index. This engine cannot search for any symbols except underscode, does not support multibyte languages, and is not always available." ) );
-    m_useSearchEngineNew->setText( QString::null );
+    m_useSearchEngineNew->setText( TQString() );
     m_labelUseSearchEngineNew->setText( tr( "Use new kchmviewer internal  search engine (recommended). This engine indexes symbols, so it is possible to search for special symbols (like \"C++\"). All languages are supported. The index will be generated before the first search." ) );
     tabWidget->changeTab( TabPage, tr( "Advanced" ) );
     buttonHelp->setText( tr( "&Help" ) );
-    buttonHelp->setAccel( QKeySequence( tr( "F1" ) ) );
+    buttonHelp->setAccel( TQKeySequence( tr( "F1" ) ) );
     buttonOk->setText( tr( "&OK" ) );
-    buttonOk->setAccel( QKeySequence( QString::null ) );
+    buttonOk->setAccel( TQKeySequence( TQString() ) );
     buttonCancel->setText( tr( "&Cancel" ) );
-    buttonCancel->setAccel( QKeySequence( QString::null ) );
+    buttonCancel->setAccel( TQKeySequence( TQString() ) );
 }
 
 void KCHMSetupDialog::m_radioUseKHTMLPart_toggled(bool)
diff --git a/src/kchmsetupdialog.ui b/src/kchmsetupdialog.ui
index c65d0fa..c29ad6b 100644
--- a/src/kchmsetupdialog.ui
+++ b/src/kchmsetupdialog.ui
@@ -1,10 +1,10 @@
 <!DOCTYPE UI><UI version="3.3" stdsetdef="1">
 <class>KCHMSetupDialog</class>
-<widget class="QDialog">
+<widget class="TQDialog">
     <property name="name">
         <cstring>MyDialog1</cstring>
     </property>
-    <property name="geometry">
+    <property name="tqgeometry">
         <rect>
             <x>0</x>
             <y>0</y>
@@ -42,11 +42,11 @@
         <property name="resizeMode">
             <enum>Minimum</enum>
         </property>
-        <widget class="QTabWidget">
+        <widget class="TQTabWidget">
             <property name="name">
                 <cstring>tabWidget</cstring>
             </property>
-            <widget class="QWidget">
+            <widget class="TQWidget">
                 <property name="name">
                     <cstring>Widget8</cstring>
                 </property>
@@ -57,15 +57,15 @@
                     <property name="name">
                         <cstring>unnamed</cstring>
                     </property>
-                    <widget class="QLayoutWidget">
+                    <widget class="TQLayoutWidget">
                         <property name="name">
-                            <cstring>layout4</cstring>
+                            <cstring>tqlayout4</cstring>
                         </property>
                         <hbox>
                             <property name="name">
                                 <cstring>unnamed</cstring>
                             </property>
-                            <widget class="QButtonGroup">
+                            <widget class="TQButtonGroup">
                                 <property name="name">
                                     <cstring>buttonGroup1</cstring>
                                 </property>
@@ -76,7 +76,7 @@
                                     <property name="name">
                                         <cstring>unnamed</cstring>
                                     </property>
-                                    <widget class="QRadioButton">
+                                    <widget class="TQRadioButton">
                                         <property name="name">
                                             <cstring>m_radioOnBeginOpenDialog</cstring>
                                         </property>
@@ -84,7 +84,7 @@
                                             <string>Open the 'open CHM file' dialog</string>
                                         </property>
                                     </widget>
-                                    <widget class="QRadioButton">
+                                    <widget class="TQRadioButton">
                                         <property name="name">
                                             <cstring>m_radioOnBeginOpenLast</cstring>
                                         </property>
@@ -97,7 +97,7 @@
                                     </widget>
                                 </vbox>
                             </widget>
-                            <widget class="QButtonGroup">
+                            <widget class="TQButtonGroup">
                                 <property name="name">
                                     <cstring>buttonGroup2</cstring>
                                 </property>
@@ -108,15 +108,15 @@
                                     <property name="name">
                                         <cstring>unnamed</cstring>
                                     </property>
-                                    <widget class="QLayoutWidget">
+                                    <widget class="TQLayoutWidget">
                                         <property name="name">
-                                            <cstring>layout3</cstring>
+                                            <cstring>tqlayout3</cstring>
                                         </property>
                                         <hbox>
                                             <property name="name">
                                                 <cstring>unnamed</cstring>
                                             </property>
-                                            <widget class="QLabel">
+                                            <widget class="TQLabel">
                                                 <property name="name">
                                                     <cstring>textLabel1</cstring>
                                                 </property>
@@ -124,7 +124,7 @@
                                                     <string>Store history information for</string>
                                                 </property>
                                             </widget>
-                                            <widget class="QSpinBox">
+                                            <widget class="TQSpinBox">
                                                 <property name="name">
                                                     <cstring>m_historySize</cstring>
                                                 </property>
@@ -135,7 +135,7 @@
                                                     <number>10</number>
                                                 </property>
                                             </widget>
-                                            <widget class="QLabel">
+                                            <widget class="TQLabel">
                                                 <property name="name">
                                                     <cstring>textLabel2</cstring>
                                                 </property>
@@ -145,7 +145,7 @@
                                             </widget>
                                         </hbox>
                                     </widget>
-                                    <widget class="QCheckBox">
+                                    <widget class="TQCheckBox">
                                         <property name="name">
                                             <cstring>m_rememberHistoryInfo</cstring>
                                         </property>
@@ -163,7 +163,7 @@
                             </widget>
                         </hbox>
                     </widget>
-                    <widget class="QGroupBox">
+                    <widget class="TQGroupBox">
                         <property name="name">
                             <cstring>groupBox1</cstring>
                         </property>
@@ -174,7 +174,7 @@
                             <property name="name">
                                 <cstring>unnamed</cstring>
                             </property>
-                            <widget class="QButtonGroup">
+                            <widget class="TQButtonGroup">
                                 <property name="name">
                                     <cstring>buttonGroup4</cstring>
                                 </property>
@@ -185,7 +185,7 @@
                                     <property name="name">
                                         <cstring>unnamed</cstring>
                                     </property>
-                                    <widget class="QRadioButton">
+                                    <widget class="TQRadioButton">
                                         <property name="name">
                                             <cstring>m_radioExtLinkOpenAlways</cstring>
                                         </property>
@@ -196,7 +196,7 @@
                                             <string>Alt+Y</string>
                                         </property>
                                     </widget>
-                                    <widget class="QRadioButton">
+                                    <widget class="TQRadioButton">
                                         <property name="name">
                                             <cstring>m_radioExtLinkAsk</cstring>
                                         </property>
@@ -204,7 +204,7 @@
                                             <string>Ask for confirmation</string>
                                         </property>
                                     </widget>
-                                    <widget class="QRadioButton">
+                                    <widget class="TQRadioButton">
                                         <property name="name">
                                             <cstring>m_radioExtLinkOpenNever</cstring>
                                         </property>
@@ -217,7 +217,7 @@
                                     </widget>
                                 </vbox>
                             </widget>
-                            <widget class="QButtonGroup">
+                            <widget class="TQButtonGroup">
                                 <property name="name">
                                     <cstring>buttonGroup5</cstring>
                                 </property>
@@ -228,7 +228,7 @@
                                     <property name="name">
                                         <cstring>unnamed</cstring>
                                     </property>
-                                    <widget class="QRadioButton">
+                                    <widget class="TQRadioButton">
                                         <property name="name">
                                             <cstring>m_radioNewChmOpenAlways</cstring>
                                         </property>
@@ -236,7 +236,7 @@
                                             <string>Always open a new CHM file</string>
                                         </property>
                                     </widget>
-                                    <widget class="QRadioButton">
+                                    <widget class="TQRadioButton">
                                         <property name="name">
                                             <cstring>m_radioNewChmAsk</cstring>
                                         </property>
@@ -244,7 +244,7 @@
                                             <string>Ask for confirmation</string>
                                         </property>
                                     </widget>
-                                    <widget class="QRadioButton">
+                                    <widget class="TQRadioButton">
                                         <property name="name">
                                             <cstring>m_radioNewChmOpenNever</cstring>
                                         </property>
@@ -258,7 +258,7 @@
                     </widget>
                 </vbox>
             </widget>
-            <widget class="QWidget">
+            <widget class="TQWidget">
                 <property name="name">
                     <cstring>Widget9</cstring>
                 </property>
@@ -269,7 +269,7 @@
                     <property name="name">
                         <cstring>unnamed</cstring>
                     </property>
-                    <widget class="QGroupBox">
+                    <widget class="TQGroupBox">
                         <property name="name">
                             <cstring>m_groupQtsettings</cstring>
                         </property>
@@ -280,7 +280,7 @@
                             <property name="name">
                                 <cstring>unnamed</cstring>
                             </property>
-                            <widget class="QLabel">
+                            <widget class="TQLabel">
                                 <property name="name">
                                     <cstring>textLabel1_2</cstring>
                                 </property>
@@ -298,11 +298,11 @@
                                 <property name="text">
                                     <string>Enter the path to the program, which will be used as a browser for external links.  A &lt;i&gt;%s&lt;/i&gt; symbol will be replaced by the URL clicked.</string>
                                 </property>
-                                <property name="alignment">
+                                <property name="tqalignment">
                                     <set>WordBreak|AlignVCenter</set>
                                 </property>
                             </widget>
-                            <widget class="QLineEdit">
+                            <widget class="TQLineEdit">
                                 <property name="name">
                                     <cstring>m_qtBrowserPath</cstring>
                                 </property>
@@ -317,7 +317,7 @@
                             </widget>
                         </hbox>
                     </widget>
-                    <widget class="QGroupBox">
+                    <widget class="TQGroupBox">
                         <property name="name">
                             <cstring>m_groupKDEsettings</cstring>
                         </property>
@@ -328,7 +328,7 @@
                             <property name="name">
                                 <cstring>unnamed</cstring>
                             </property>
-                            <widget class="QButtonGroup">
+                            <widget class="TQButtonGroup">
                                 <property name="name">
                                     <cstring>buttonGroup5_2</cstring>
                                 </property>
@@ -339,7 +339,7 @@
                                     <property name="name">
                                         <cstring>unnamed</cstring>
                                     </property>
-                                    <widget class="QRadioButton">
+                                    <widget class="TQRadioButton">
                                         <property name="name">
                                             <cstring>m_radioUseQtextBrowser</cstring>
                                         </property>
@@ -350,7 +350,7 @@
                                             <string>Alt+Q</string>
                                         </property>
                                     </widget>
-                                    <widget class="QRadioButton">
+                                    <widget class="TQRadioButton">
                                         <property name="name">
                                             <cstring>m_radioUseKHTMLPart</cstring>
                                         </property>
@@ -363,7 +363,7 @@
                                     </widget>
                                 </vbox>
                             </widget>
-                            <widget class="QGroupBox">
+                            <widget class="TQGroupBox">
                                 <property name="name">
                                     <cstring>groupKhtmlSecurity</cstring>
                                 </property>
@@ -374,7 +374,7 @@
                                     <property name="name">
                                         <cstring>unnamed</cstring>
                                     </property>
-                                    <widget class="QCheckBox" row="0" column="0">
+                                    <widget class="TQCheckBox" row="0" column="0">
                                         <property name="name">
                                             <cstring>m_enableJS</cstring>
                                         </property>
@@ -385,7 +385,7 @@
                                             <string>Alt+S</string>
                                         </property>
                                     </widget>
-                                    <widget class="QCheckBox" row="0" column="1">
+                                    <widget class="TQCheckBox" row="0" column="1">
                                         <property name="name">
                                             <cstring>m_enablePlugins</cstring>
                                         </property>
@@ -396,7 +396,7 @@
                                             <string>Alt+P</string>
                                         </property>
                                     </widget>
-                                    <widget class="QCheckBox" row="1" column="0">
+                                    <widget class="TQCheckBox" row="1" column="0">
                                         <property name="name">
                                             <cstring>m_enableJava</cstring>
                                         </property>
@@ -407,7 +407,7 @@
                                             <string>Alt+J</string>
                                         </property>
                                     </widget>
-                                    <widget class="QCheckBox" row="1" column="1">
+                                    <widget class="TQCheckBox" row="1" column="1">
                                         <property name="name">
                                             <cstring>m_enableRefresh</cstring>
                                         </property>
@@ -424,7 +424,7 @@
                     </widget>
                 </vbox>
             </widget>
-            <widget class="QWidget">
+            <widget class="TQWidget">
                 <property name="name">
                     <cstring>TabPage</cstring>
                 </property>
@@ -435,7 +435,7 @@
                     <property name="name">
                         <cstring>unnamed</cstring>
                     </property>
-                    <widget class="QButtonGroup">
+                    <widget class="TQButtonGroup">
                         <property name="name">
                             <cstring>buttonGroup7</cstring>
                         </property>
@@ -446,7 +446,7 @@
                             <property name="name">
                                 <cstring>unnamed</cstring>
                             </property>
-                            <widget class="QRadioButton">
+                            <widget class="TQRadioButton">
                                 <property name="name">
                                     <cstring>m_advViewSourceInternal</cstring>
                                 </property>
@@ -457,7 +457,7 @@
                                     <string></string>
                                 </property>
                             </widget>
-                            <widget class="QRadioButton">
+                            <widget class="TQRadioButton">
                                 <property name="name">
                                     <cstring>m_advViewSourceExternal</cstring>
                                 </property>
@@ -468,15 +468,15 @@
                                     <string>Alt+X</string>
                                 </property>
                             </widget>
-                            <widget class="QLayoutWidget">
+                            <widget class="TQLayoutWidget">
                                 <property name="name">
-                                    <cstring>layout4</cstring>
+                                    <cstring>tqlayout4</cstring>
                                 </property>
                                 <hbox>
                                     <property name="name">
                                         <cstring>unnamed</cstring>
                                     </property>
-                                    <widget class="QLabel">
+                                    <widget class="TQLabel">
                                         <property name="name">
                                             <cstring>textLabel1_3</cstring>
                                         </property>
@@ -484,7 +484,7 @@
                                             <string>External program:</string>
                                         </property>
                                     </widget>
-                                    <widget class="QLineEdit">
+                                    <widget class="TQLineEdit">
                                         <property name="name">
                                             <cstring>m_advExternalProgramName</cstring>
                                         </property>
@@ -493,7 +493,7 @@
                             </widget>
                         </vbox>
                     </widget>
-                    <widget class="QButtonGroup">
+                    <widget class="TQButtonGroup">
                         <property name="name">
                             <cstring>groupBox6</cstring>
                         </property>
@@ -504,7 +504,7 @@
                             <property name="name">
                                 <cstring>unnamed</cstring>
                             </property>
-                            <widget class="QRadioButton" row="1" column="0">
+                            <widget class="TQRadioButton" row="1" column="0">
                                 <property name="name">
 									<cstring>m_useSearchEngineInternal</cstring>
                                 </property>
@@ -512,7 +512,7 @@
                                     <string></string>
                                 </property>
                             </widget>
-                            <widget class="QLabel" row="1" column="1">
+                            <widget class="TQLabel" row="1" column="1">
                                 <property name="name">
 									<cstring>m_labelUseSearchEngineInternal</cstring>
                                 </property>
@@ -527,11 +527,11 @@
                                 <property name="text">
                                     <string>Use the search based on internal CHM index. This engine cannot search for any symbols except underscode, does not support multibyte languages, and is not always available.</string>
                                 </property>
-                                <property name="alignment">
+                                <property name="tqalignment">
                                     <set>WordBreak|AlignVCenter</set>
                                 </property>
                             </widget>
-                            <widget class="QRadioButton" row="0" column="0">
+                            <widget class="TQRadioButton" row="0" column="0">
                                 <property name="name">
 									<cstring>m_useSearchEngineNew</cstring>
                                 </property>
@@ -539,7 +539,7 @@
                                     <string></string>
                                 </property>
                             </widget>
-                            <widget class="QLabel" row="0" column="1">
+                            <widget class="TQLabel" row="0" column="1">
                                 <property name="name">
                                     <cstring>m_labelUseSearchEngineNew</cstring>
                                 </property>
@@ -554,7 +554,7 @@
                                 <property name="text">
                                     <string>Use new kchmviewer internal  search engine (recommended). This engine indexes symbols, so it is possible to search for special symbols (like "C++"). All languages are supported. The index will be generated before the first search.</string>
                                 </property>
-                                <property name="alignment">
+                                <property name="tqalignment">
                                     <set>WordBreak|AlignVCenter</set>
                                 </property>
                             </widget>
@@ -563,7 +563,7 @@
                 </vbox>
             </widget>
         </widget>
-        <widget class="QLayoutWidget">
+        <widget class="TQLayoutWidget">
             <property name="name">
                 <cstring>Layout1</cstring>
             </property>
@@ -577,7 +577,7 @@
                 <property name="spacing">
                     <number>6</number>
                 </property>
-                <widget class="QPushButton">
+                <widget class="TQPushButton">
                     <property name="name">
                         <cstring>buttonHelp</cstring>
                     </property>
@@ -601,14 +601,14 @@
                     <property name="sizeType">
                         <enum>Expanding</enum>
                     </property>
-                    <property name="sizeHint">
+                    <property name="tqsizeHint">
                         <size>
                             <width>20</width>
                             <height>20</height>
                         </size>
                     </property>
                 </spacer>
-                <widget class="QPushButton">
+                <widget class="TQPushButton">
                     <property name="name">
                         <cstring>buttonOk</cstring>
                     </property>
@@ -625,7 +625,7 @@
                         <bool>true</bool>
                     </property>
                 </widget>
-                <widget class="QPushButton">
+                <widget class="TQPushButton">
                     <property name="name">
                         <cstring>buttonCancel</cstring>
                     </property>
@@ -703,8 +703,8 @@
     <tabstop>buttonOk</tabstop>
     <tabstop>buttonCancel</tabstop>
 </tabstops>
-<slots>
+<Q_SLOTS>
     <slot>m_radioUseKHTMLPart_toggled( bool )</slot>
-</slots>
-<layoutdefaults spacing="6" margin="11"/>
+</Q_SLOTS>
+<tqlayoutdefaults spacing="6" margin="11"/>
 </UI>
diff --git a/src/kchmsourcefactory.cpp b/src/kchmsourcefactory.cpp
index 8b4232c..896a447 100644
--- a/src/kchmsourcefactory.cpp
+++ b/src/kchmsourcefactory.cpp
@@ -19,9 +19,9 @@
  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.             *
  ***************************************************************************/
 
-#include <qcstring.h>
-#include <qimage.h>
-#include <qdir.h>
+#include <tqcstring.h>
+#include <tqimage.h>
+#include <tqdir.h>
 
 #include "libchmfile.h"
 #include "libchmurlfactory.h"
@@ -33,15 +33,15 @@
 
 
 KCHMSourceFactory::KCHMSourceFactory (KCHMViewWindow * viewwindow)
-	: QMimeSourceFactory()
+	: TQMimeSourceFactory()
 {
 	m_viewWindow = viewwindow;
 }
 
 
-const QMimeSource * KCHMSourceFactory::data( const QString & abs_name ) const
+const TQMimeSource * KCHMSourceFactory::data( const TQString & abs_name ) const
 {
-	QString data, file, path = abs_name;
+	TQString data, file, path = abs_name;
 
 	// Retreive the data from chm file
 	 LCHMFile * chm = ::mainWindow->chmFile();
@@ -49,7 +49,7 @@ const QMimeSource * KCHMSourceFactory::data( const QString & abs_name ) const
 	if ( !chm )
 		return 0;
 
-	int pos = path.find ('#');
+	int pos = path.tqfind ('#');
 	if ( pos != -1 )
 		path = path.left (pos);
 	
@@ -58,37 +58,37 @@ const QMimeSource * KCHMSourceFactory::data( const QString & abs_name ) const
 	// to generate the HTML page, and set it.
 	if ( LCHMUrlFactory::handleFileType( path, data ) )
 	{
-		((QMimeSourceFactory*)this)->setText (path, data);
+		((TQMimeSourceFactory*)this)->setText (path, data);
 	}
 	else if ( path.endsWith (".htm") || path.endsWith (".html") )
 	{
 		if ( chm->getFileContentAsString( &data, path ) )
-			((QMimeSourceFactory*)this)->setText (path, data);
+			((TQMimeSourceFactory*)this)->setText (path, data);
 	}
 	else
 	{
 		// treat as image
-		QImage img;
-		QByteArray buf;
+		TQImage img;
+		TQByteArray buf;
 		
-		QString fpath = KCHMViewWindow_QTextBrowser::decodeUrl( path );
+		TQString fpath = KCHMViewWindow_QTextBrowser::decodeUrl( path );
 		
 		if ( chm->getFileContentAsBinary( &buf, fpath ) )
 		{
 			if ( img.loadFromData ( (const uchar *) buf.data(), buf.size() ) )
-				((QMimeSourceFactory*)this)->setImage (path, img);
+				((TQMimeSourceFactory*)this)->setImage (path, img);
 		}
 		else
 		{
-			((QMimeSourceFactory*)this)->setImage( path, img );
+			((TQMimeSourceFactory*)this)->setImage( path, img );
 			qWarning( "Could not resolve file %s\n", path.ascii() );
 		}
 	}
 	
-	return QMimeSourceFactory::data (path);
+	return TQMimeSourceFactory::data (path);
 }
 
-QString KCHMSourceFactory::makeAbsolute ( const QString & abs_or_rel_name, const QString & ) const
+TQString KCHMSourceFactory::makeAbsolute ( const TQString & abs_or_rel_name, const TQString & ) const
 {
 	return m_viewWindow->makeURLabsolute ( abs_or_rel_name, false );
 }
diff --git a/src/kchmsourcefactory.h b/src/kchmsourcefactory.h
index dd03968..2946253 100644
--- a/src/kchmsourcefactory.h
+++ b/src/kchmsourcefactory.h
@@ -22,19 +22,19 @@
 #ifndef KCHMSOURCEFACTORY_H
 #define KCHMSOURCEFACTORY_H
 
-#include <qmime.h>
+#include <tqmime.h>
 #include "forwarddeclarations.h"
 
 /**
 @author Georgy Yunaev
 */
-class KCHMSourceFactory : public QMimeSourceFactory
+class KCHMSourceFactory : public TQMimeSourceFactory
 {
 public:
 	KCHMSourceFactory (KCHMViewWindow * viewwindow);
 	
-	virtual const QMimeSource * data ( const QString & abs_name ) const;
-	virtual QString makeAbsolute ( const QString & abs_or_rel_name, const QString & context ) const;
+	virtual const TQMimeSource * data ( const TQString & abs_name ) const;
+	virtual TQString makeAbsolute ( const TQString & abs_or_rel_name, const TQString & context ) const;
 
 private:
 	KCHMViewWindow 	*	m_viewWindow;
diff --git a/src/kchmtreeviewitem.cpp b/src/kchmtreeviewitem.cpp
index 7a82a39..5b1a530 100644
--- a/src/kchmtreeviewitem.cpp
+++ b/src/kchmtreeviewitem.cpp
@@ -19,8 +19,8 @@
  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.             *
  ***************************************************************************/
 
-#include <qstringlist.h>
-#include <qstyle.h>
+#include <tqstringlist.h>
+#include <tqstyle.h>
 
 #include "kchmtreeviewitem.h"
 #include "kchmmainwindow.h"
@@ -28,16 +28,16 @@
 #include "iconstorage.h"
 
 
-KCHMIndTocItem::KCHMIndTocItem( QListViewItem * parent, QListViewItem * after, QString name, QString aurl, int image) : QListViewItem(parent, after, name), url(aurl), image_number(image)
+KCHMIndTocItem::KCHMIndTocItem( TQListViewItem * tqparent, TQListViewItem * after, TQString name, TQString aurl, int image) : TQListViewItem(tqparent, after, name), url(aurl), image_number(image)
 {
 }
 
-KCHMIndTocItem::KCHMIndTocItem( QListView * parent, QListViewItem * after, QString name, QString aurl, int image) : QListViewItem(parent, after, name), url(aurl), image_number(image)
+KCHMIndTocItem::KCHMIndTocItem( TQListView * tqparent, TQListViewItem * after, TQString name, TQString aurl, int image) : TQListViewItem(tqparent, after, name), url(aurl), image_number(image)
 {
 }
 
 
-const QPixmap * KCHMIndTocItem::pixmap( int i ) const
+const TQPixmap * KCHMIndTocItem::pixmap( int i ) const
 {
 	int imagenum;
 
@@ -58,24 +58,24 @@ const QPixmap * KCHMIndTocItem::pixmap( int i ) const
 }
 
 
-QString KCHMIndTocItem::getUrl( ) const
+TQString KCHMIndTocItem::getUrl( ) const
 {
-	if ( url.find ('|') == -1 )
+	if ( url.tqfind ('|') == -1 )
 		return url;
 
 	// Create a dialog with URLs, and show it, so user can select an URL he/she wants.
-	QStringList urls = QStringList::split ('|', url);
-	QStringList titles;
+	TQStringList urls = TQStringList::split ('|', url);
+	TQStringList titles;
 	LCHMFile * xchm = ::mainWindow->chmFile();
 
 	for ( unsigned int i = 0; i < urls.size(); i++ )
 	{
-		QString title = xchm->getTopicByUrl (urls[i]);
+		TQString title = xchm->getTopicByUrl (urls[i]);
 		
 		if ( !title )
 		{
 			qWarning ("Could not get item name for url '%s'", urls[i].ascii());
-			titles.push_back(QString::null);
+			titles.push_back(TQString());
 		}
 		else
 			titles.push_back(title);
@@ -83,62 +83,62 @@ QString KCHMIndTocItem::getUrl( ) const
 
 	KCHMDialogChooseUrlFromList dlg (urls, titles, ::mainWindow);
 
-	if ( dlg.exec() == QDialog::Accepted )
+	if ( dlg.exec() == TQDialog::Accepted )
 		return dlg.getSelectedItemUrl();
 
-	return QString::null;
+	return TQString();
 }
 
 
-void KCHMIndTocItem::paintBranches( QPainter * p, const QColorGroup & cg, int w, int y, int h )
+void KCHMIndTocItem::paintBranches( TQPainter * p, const TQColorGroup & cg, int w, int y, int h )
 {
 	if ( image_number != LCHMBookIcons::IMAGE_INDEX )
-		QListViewItem::paintBranches(p, cg, w, y, h);
+		TQListViewItem::paintBranches(p, cg, w, y, h);
 	else
 	{
-		// Too bad that listView()->paintEmptyArea( p, QRect( 0, 0, w, h ) ) is protected. 
+		// Too bad that listView()->paintEmptyArea( p, TQRect( 0, 0, w, h ) ) is protected. 
 		// Taken from qt-x11-free-3.0.4/src/widgets/qlistview.cpp
-    	QStyleOption opt( 0, 0 );
-    	QStyle::SFlags how = QStyle::Style_Default | QStyle::Style_Enabled;
+    	TQStyleOption opt( 0, 0 );
+    	TQStyle::SFlags how = TQStyle::Style_Default | TQStyle::Style_Enabled;
 
-    	listView()->style().drawComplexControl( QStyle::CC_ListView,
-				p, listView(), QRect( 0, 0, w, h ), cg,
-				how, QStyle::SC_ListView, QStyle::SC_None,
+    	listView()->tqstyle().tqdrawComplexControl( TQStyle::CC_ListView,
+				p, listView(), TQRect( 0, 0, w, h ), cg,
+				how, TQStyle::SC_ListView, TQStyle::SC_None,
 				opt );
 	}
 }
 
 
-void KCHMIndTocItem::paintCell( QPainter * p, const QColorGroup & cg, int column, int width, int align )
+void KCHMIndTocItem::paintCell( TQPainter * p, const TQColorGroup & cg, int column, int width, int align )
 {
-    QColorGroup newcg ( cg );
-    QColor c = newcg.text();
+    TQColorGroup newcg ( cg );
+    TQColor c = newcg.text();
 
-	if ( url.find ('|') != -1 )
-        newcg.setColor( QColorGroup::Text, Qt::red );
+	if ( url.tqfind ('|') != -1 )
+        newcg.setColor( TQColorGroup::Text, TQt::red );
 	else if ( url[0] == ':' )
-        newcg.setColor( QColorGroup::Text, Qt::lightGray );
+        newcg.setColor( TQColorGroup::Text, TQt::lightGray );
 	else
 	{
-		QListViewItem::paintCell( p, cg, column, width, align );
+		TQListViewItem::paintCell( p, cg, column, width, align );
 		return;
 	}
 
-    QListViewItem::paintCell( p, newcg, column, width, align );
-	newcg.setColor( QColorGroup::Text, c );
+    TQListViewItem::paintCell( p, newcg, column, width, align );
+	newcg.setColor( TQColorGroup::Text, c );
 }
 
 
 void KCHMIndTocItem::setOpen( bool open )
 {
 	if ( image_number != LCHMBookIcons::IMAGE_INDEX || open )
-		QListViewItem::setOpen (open);
+		TQListViewItem::setOpen (open);
 }
 
-void kchmFillListViewWithParsedData( QListView * list, const QValueVector< LCHMParsedEntry >& data, QMap<QString, KCHMIndTocItem*> * map )
+void kchmFillListViewWithParsedData( TQListView * list, const TQValueVector< LCHMParsedEntry >& data, TQMap<TQString, KCHMIndTocItem*> * map )
 {
-	QValueVector< KCHMIndTocItem *> lastchild;
-	QValueVector< KCHMIndTocItem *> rootentry;	
+	TQValueVector< KCHMIndTocItem *> lastchild;
+	TQValueVector< KCHMIndTocItem *> rootentry;	
 
 	if ( map )
 		map->clear();
@@ -161,7 +161,7 @@ void kchmFillListViewWithParsedData( QListView * list, const QValueVector< LCHMP
 	
 		// Create the node
 		KCHMIndTocItem * item;
-		QString url = data[i].urls.join ("|");
+		TQString url = data[i].urls.join ("|");
 		
 		if ( indent == 0 )
 			item = new KCHMIndTocItem( list, lastchild[indent], data[i].name, url, data[i].imageid );
@@ -202,7 +202,7 @@ void kchmFillListViewWithParsedData( QListView * list, const QValueVector< LCHMP
 				}
 
 				int real_indent = indent - root_indent_offset;
-				QString url = urls.join ("|");
+				TQString url = urls.join ("|");
 
 				if ( real_indent == 0 )
 				{
@@ -241,7 +241,7 @@ void kchmFillListViewWithParsedData( QListView * list, const QValueVector< LCHMP
 					qDebug ("CHMFile::ParseAndFillTopicsTree: <object> tag is parsed, but both name and url are empty.");	
 			}
 
-			name = QString::null;
+			name = TQString();
 			urls.clear();
 			in_object = false;
 			imagenum = defaultimagenum;
diff --git a/src/kchmtreeviewitem.h b/src/kchmtreeviewitem.h
index 7dd7011..cc21870 100644
--- a/src/kchmtreeviewitem.h
+++ b/src/kchmtreeviewitem.h
@@ -22,8 +22,8 @@
 #ifndef CTREEVIEWITEM_H
 #define CTREEVIEWITEM_H
 
-#include <qlistview.h>
-#include <qvaluevector.h>
+#include <tqlistview.h>
+#include <tqvaluevector.h>
 
 #include "libchmfile.h"
 
@@ -31,70 +31,70 @@
 @author Georgy Yunaev
 */
 //! This is a list item used both in Index and Table Of Content trees
-class KCHMIndTocItem : public QListViewItem
+class KCHMIndTocItem : public TQListViewItem
 {
 	public:
-		KCHMIndTocItem( QListViewItem* parent, QListViewItem* after, QString name, QString aurl, int image); 
-		KCHMIndTocItem( QListView* parent, QListViewItem* after, QString name, QString url, int image);
+		KCHMIndTocItem( TQListViewItem* tqparent, TQListViewItem* after, TQString name, TQString aurl, int image); 
+		KCHMIndTocItem( TQListView* tqparent, TQListViewItem* after, TQString name, TQString url, int image);
 		
-		QString		getUrl() const;
+		TQString		getUrl() const;
 		virtual void setOpen ( bool open );
 		
 	private:
-		virtual void paintBranches ( QPainter * p, const QColorGroup & cg, int w, int y, int h );
-		virtual void paintCell ( QPainter * p, const QColorGroup & cg, int column, int width, int align );
-		virtual const QPixmap * pixmap( int i ) const;
+		virtual void paintBranches ( TQPainter * p, const TQColorGroup & cg, int w, int y, int h );
+		virtual void paintCell ( TQPainter * p, const TQColorGroup & cg, int column, int width, int align );
+		virtual const TQPixmap * pixmap( int i ) const;
 		
-		QString		url;
+		TQString		url;
 		int 		image_number;
 };
 
 
-class KCMSearchTreeViewItem : public QListViewItem
+class KCMSearchTreeViewItem : public TQListViewItem
 {
 	public:
-		KCMSearchTreeViewItem (QListView* parent, QString name, QString loc, QString url)
-			: QListViewItem (parent, name, loc)
+		KCMSearchTreeViewItem (TQListView* tqparent, TQString name, TQString loc, TQString url)
+			: TQListViewItem (tqparent, name, loc)
 		{
 			this->url = url;
 		}
 	
-		QString		getUrl() const	{ return url; }
+		TQString		getUrl() const	{ return url; }
 		
 	private:
-		QString		url;
+		TQString		url;
 };
 
 
-class KCHMSingleTreeViewItem : public QListViewItem
+class KCHMSingleTreeViewItem : public TQListViewItem
 {
 	public:
-		KCHMSingleTreeViewItem (QListView* parent, QString name, QString url)
-			: QListViewItem (parent, name)
+		KCHMSingleTreeViewItem (TQListView* tqparent, TQString name, TQString url)
+			: TQListViewItem (tqparent, name)
 		{
 			this->url = url;
 		}
 	
-		QString		getUrl() const	{ return url; }
+		TQString		getUrl() const	{ return url; }
 		
 	private:
-		QString		url;
+		TQString		url;
 };
 
 
-class KCHMBookmarkTreeViewItem : public QListViewItem
+class KCHMBookmarkTreeViewItem : public TQListViewItem
 {
 	public:
-		KCHMBookmarkTreeViewItem (QListView* parent, QString n, QString u, int s)
-			: QListViewItem (parent, n), url(u), name(n), scroll_y(s) {	menuid = 0; }
+		KCHMBookmarkTreeViewItem (TQListView* tqparent, TQString n, TQString u, int s)
+			: TQListViewItem (tqparent, n), url(u), name(n), scroll_y(s) {	menuid = 0; }
 	
-		QString		url;
-		QString		name;
+		TQString		url;
+		TQString		name;
 		int			scroll_y;
 		int			menuid;
 };
 
 
-void kchmFillListViewWithParsedData( QListView * list, const QValueVector< LCHMParsedEntry >& data, QMap<QString, KCHMIndTocItem*> * map );
+void kchmFillListViewWithParsedData( TQListView * list, const TQValueVector< LCHMParsedEntry >& data, TQMap<TQString, KCHMIndTocItem*> * map );
 
 #endif
diff --git a/src/kchmviewwindow.cpp b/src/kchmviewwindow.cpp
index 3eea6ca..b125d44 100644
--- a/src/kchmviewwindow.cpp
+++ b/src/kchmviewwindow.cpp
@@ -19,11 +19,11 @@
  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.             *
  ***************************************************************************/
 
-// Do not use tr() or i18n() in this file - this class is not derived from QObject.
+// Do not use tr() or i18n() in this file - this class is not derived from TQObject.
 
-#include <qregexp.h>
-#include <qstring.h>
-#include <qdir.h>
+#include <tqregexp.h>
+#include <tqstring.h>
+#include <tqdir.h>
 
 #include "libchmfile.h"
 #include "libchmurlfactory.h"
@@ -35,25 +35,25 @@
 #include "kchmnavtoolbar.h"
 
 
-KCHMViewWindow::KCHMViewWindow( QTabWidget * parent )
+KCHMViewWindow::KCHMViewWindow( TQTabWidget * tqparent )
 {
-	invalidate();
+	tqinvalidate();
 	m_contextMenu = 0;
 	m_contextMenuLink = 0;
 	m_historyMaxSize = 25;
 	
-	m_parentTabWidget = parent;
+	m_parentTabWidget = tqparent;
 }
 
 KCHMViewWindow::~KCHMViewWindow()
 {
 }
 
-void KCHMViewWindow::invalidate( )
+void KCHMViewWindow::tqinvalidate( )
 {
 	m_base_url = "/";
-	m_openedPage = QString::null;
-	m_newTabLinkKeeper = QString::null;
+	m_openedPage = TQString();
+	m_newTabLinkKeeper = TQString();
 
 	m_historyCurrentPos = 0;
 	m_history.clear();
@@ -63,30 +63,30 @@ void KCHMViewWindow::invalidate( )
 
 
 
-QString KCHMViewWindow::makeURLabsolute ( const QString & url, bool set_as_base )
+TQString KCHMViewWindow::makeURLabsolute ( const TQString & url, bool set_as_base )
 {
-	QString p1, p2, newurl = url;
+	TQString p1, p2, newurl = url;
 
 	if ( !LCHMUrlFactory::isRemoteURL (url, p1)
 	&& !LCHMUrlFactory::isJavascriptURL (url)
 	&& !LCHMUrlFactory::isNewChmURL (url, p1, p2) )
 	{
-		newurl = QDir::cleanDirPath (url);
+		newurl = TQDir::cleanDirPath (url);
 
 		// Normalize url, so it becomes absolute
 		if ( newurl[0] != '/' )
 			newurl = m_base_url + "/" + newurl;
 	
-		newurl = QDir::cleanDirPath (newurl);
+		newurl = TQDir::cleanDirPath (newurl);
 
 		if ( set_as_base )
 		{
 			m_base_url = newurl;
 		
 			// and set up new baseurl
-			int i = newurl.findRev('/');
+			int i = newurl.tqfindRev('/');
 			if ( i != -1 )
-				m_base_url = QDir::cleanDirPath (newurl.left (i + 1));
+				m_base_url = TQDir::cleanDirPath (newurl.left (i + 1));
 		}
 	}
 
@@ -94,19 +94,19 @@ QString KCHMViewWindow::makeURLabsolute ( const QString & url, bool set_as_base
 	return newurl;
 }
 
-bool KCHMViewWindow::openUrl ( const QString& origurl )
+bool KCHMViewWindow::openUrl ( const TQString& origurl )
 {
-	QString chmfile, page, newurl = origurl;
+	TQString chmfile, page, newurl = origurl;
 
 	if ( !origurl )
 		return true;
 
-	// URL could be a complete ms-its link. The file should be already loaded (for QTextBrowser),
+	// URL could be a complete ms-its link. The file should be already loaded (for TQTextBrowser),
 	// or will be loaded (for kio slave). We care only about the path component.
 	if ( LCHMUrlFactory::isNewChmURL( newurl, chmfile, page ) )
 	{
 		// If a new chm file is opened here, and we do not use KCHMLPart, we better abort
-		if ( chmfile != ::mainWindow->getOpenedFileName() && appConfig.m_kdeUseQTextBrowser )
+		if ( chmfile != ::mainWindow->getOpenedFileName() && appConfig.m_kdeUseTQTextBrowser )
 			qFatal("KCHMViewWindow::openUrl(): opened new chm file %s while current is %s",
 				   chmfile.ascii(), ::mainWindow->getOpenedFileName().ascii() );
 
@@ -119,7 +119,7 @@ bool KCHMViewWindow::openUrl ( const QString& origurl )
 	
 	if ( openPage (newurl) )
 	{
-		m_newTabLinkKeeper = QString::null;
+		m_newTabLinkKeeper = TQString();
 		m_openedPage = newurl;
 		
 		mainWindow->viewWindowMgr()->setTabName( this );
@@ -129,36 +129,36 @@ bool KCHMViewWindow::openUrl ( const QString& origurl )
 	return false;
 }
 
-void KCHMViewWindow::handleStartPageAsImage( QString & link )
+void KCHMViewWindow::handleStartPageAsImage( TQString & link )
 {
 	// Handle pics
-	if ( link.endsWith( ".jpg", false )
-	|| link.endsWith( ".jpeg", false )
-	|| link.endsWith( ".gif", false )
-	|| link.endsWith( ".png", false )
-	|| link.endsWith( ".bmp", false ) )
+	if ( link.tqendsWith( ".jpg", false )
+	|| link.tqendsWith( ".jpeg", false )
+	|| link.tqendsWith( ".gif", false )
+	|| link.tqendsWith( ".png", false )
+	|| link.tqendsWith( ".bmp", false ) )
 		link += LCHMUrlFactory::getInternalUriExtension();
 }
 
 
-KQPopupMenu * KCHMViewWindow::createStandardContextMenu( QWidget * parent )
+KTQPopupMenu * KCHMViewWindow::createStandardContextMenu( TQWidget * tqparent )
 {
-	KQPopupMenu * contextMenu = new KQPopupMenu( parent );
+	KTQPopupMenu * contextMenu = new KTQPopupMenu( tqparent );
 	
-	contextMenu->insertItem ( "&Copy", ::mainWindow, SLOT(slotBrowserCopy()) );
-	contextMenu->insertItem ( "&Select all", ::mainWindow, SLOT(slotBrowserSelectAll()) );
+	contextMenu->insertItem ( "&Copy", ::mainWindow, TQT_SLOT(slotBrowserCopy()) );
+	contextMenu->insertItem ( "&Select all", ::mainWindow, TQT_SLOT(slotBrowserSelectAll()) );
 		
 	return contextMenu;
 }
 
 
-KQPopupMenu * KCHMViewWindow::getContextMenu( const QString & link, QWidget * parent )
+KTQPopupMenu * KCHMViewWindow::getContextMenu( const TQString & link, TQWidget * tqparent )
 {
 	if ( link.isNull() )
 	{
 		// standard context menu
 		if ( !m_contextMenu )
-			m_contextMenu = createStandardContextMenu( parent );
+			m_contextMenu = createStandardContextMenu( tqparent );
 		
 		return m_contextMenu;
 	}
@@ -168,12 +168,12 @@ KQPopupMenu * KCHMViewWindow::getContextMenu( const QString & link, QWidget * pa
 		// standard context menu
 		if ( !m_contextMenuLink )
 		{
-			m_contextMenuLink = createStandardContextMenu( parent );
+			m_contextMenuLink = createStandardContextMenu( tqparent );
 			m_contextMenuLink->insertSeparator();
 			
-			m_contextMenuLink->insertItem ( "&Open this link in a new tab", ::mainWindow, SLOT(slotOpenPageInNewTab()), QKeySequence("Shift+Enter") );
+			m_contextMenuLink->insertItem ( "&Open this link in a new tab", ::mainWindow, TQT_SLOT(slotOpenPageInNewTab()), TQKeySequence("Shift+Enter") );
 			
-			m_contextMenuLink->insertItem ( "&Open this link in a new background tab", ::mainWindow, SLOT(slotOpenPageInNewBackgroundTab()), QKeySequence("Ctrl+Enter") );
+			m_contextMenuLink->insertItem ( "&Open this link in a new background tab", ::mainWindow, TQT_SLOT(slotOpenPageInNewBackgroundTab()), TQKeySequence("Ctrl+Enter") );
 		}
 		
 		setTabKeeper( link );
@@ -181,9 +181,9 @@ KQPopupMenu * KCHMViewWindow::getContextMenu( const QString & link, QWidget * pa
 	}
 }
 
-QString KCHMViewWindow::getTitle() const
+TQString KCHMViewWindow::getTitle() const
 {
-	QString title = ::mainWindow->chmFile()->getTopicByUrl( m_openedPage );
+	TQString title = ::mainWindow->chmFile()->getTopicByUrl( m_openedPage );
 	
 	if ( title.isEmpty() )
 		title = m_openedPage;
@@ -247,7 +247,7 @@ void KCHMViewWindow::navigateHome( )
 	::mainWindow->openPage( ::mainWindow->chmFile()->homeUrl() );
 }
 
-void KCHMViewWindow::addNavigationHistory( const QString & url, int scrollpos )
+void KCHMViewWindow::addNavigationHistory( const TQString & url, int scrollpos )
 {
 	// shred the 'forward' history
 	if ( m_historyCurrentPos < m_history.size() )
@@ -274,30 +274,30 @@ void KCHMViewWindow::updateNavigationToolbar( )
 	
 	if ( mainWindow )
 	{
-		mainWindow->navigationToolbar()->updateIconStatus( 
+		mainWindow->navigationToolbar()->updateIcontqStatus( 
 					m_historyCurrentPos > 0,
 					m_historyCurrentPos < (m_history.size() - 1) );
 	}
 }
 
-KQPopupMenu * KCHMViewWindow::createListItemContextMenu( QWidget * w )
+KTQPopupMenu * KCHMViewWindow::createListItemContextMenu( TQWidget * w )
 {
-	KQPopupMenu * contextMenu = new KQPopupMenu( w );
+	KTQPopupMenu * contextMenu = new KTQPopupMenu( w );
 		
 	contextMenu->insertItem ( "&Open this link in a new tab",
 							  ::mainWindow, 
-							  SLOT( slotOpenPageInNewTab() ), 
-							  QKeySequence( "Shift+Enter" ) );
+							  TQT_SLOT( slotOpenPageInNewTab() ), 
+							  TQKeySequence( "Shift+Enter" ) );
 			
 	contextMenu->insertItem ( "&Open this link in a new background tab", 
 							  ::mainWindow, 
-							  SLOT( slotOpenPageInNewBackgroundTab() ),
-							  QKeySequence( "Ctrl+Enter" ) );
+							  TQT_SLOT( slotOpenPageInNewBackgroundTab() ),
+							  TQKeySequence( "Ctrl+Enter" ) );
 
 	return contextMenu;
 }
 
-void KCHMViewWindow::setTabKeeper( const QString & link )
+void KCHMViewWindow::setTabKeeper( const TQString & link )
 {
 	// If we clicked on relative link, make sure we convert it to absolute right now,
 	// because later we will not have access to this view window variables
@@ -305,8 +305,8 @@ void KCHMViewWindow::setTabKeeper( const QString & link )
 	if ( m_newTabLinkKeeper[0] == '#' && !m_openedPage.isEmpty() )
 	{
 			// Clean up opened page URL
-		int pos = m_openedPage.find ('#');
-		QString fixedpath = pos == -1 ? m_openedPage : m_openedPage.left (pos);
+		int pos = m_openedPage.tqfind ('#');
+		TQString fixedpath = pos == -1 ? m_openedPage : m_openedPage.left (pos);
 		m_newTabLinkKeeper = fixedpath + m_newTabLinkKeeper;
 	}
 		
diff --git a/src/kchmviewwindow.h b/src/kchmviewwindow.h
index a114eac..dd49674 100644
--- a/src/kchmviewwindow.h
+++ b/src/kchmviewwindow.h
@@ -31,27 +31,27 @@
 class KCHMViewWindow
 {
 public:
-	KCHMViewWindow ( QTabWidget * parent );
+	KCHMViewWindow ( TQTabWidget * tqparent );
     virtual ~KCHMViewWindow();
 
 	//! Open a page from current chm archive
-	bool	openUrl (const QString& url );
+	bool	openUrl (const TQString& url );
 	
-	QString	getBaseUrl() const	{ return m_base_url; }
-	QString	getOpenedPage() const	{ return m_openedPage; }
-	QString	getNewTabLink() const	{ return m_newTabLinkKeeper; }
-	QString	makeURLabsolute ( const QString &url, bool set_as_base = true );
+	TQString	getBaseUrl() const	{ return m_base_url; }
+	TQString	getOpenedPage() const	{ return m_openedPage; }
+	TQString	getNewTabLink() const	{ return m_newTabLinkKeeper; }
+	TQString	makeURLabsolute ( const TQString &url, bool set_as_base = true );
 	
 public: 
 	// virtual members, which should be implemented by viewers
 	//! Invalidate current view, doing all the cleanups etc.
-	virtual void	invalidate();
+	virtual void	tqinvalidate();
 
 	//! Popups the print dialog, and prints the current page on the printer.
 	virtual bool	printCurrentPage() = 0;
 
-	//! Continues the find-in-page search forward or backward
-	virtual void	searchWord( const QString & word, bool forward = true, bool casesensitive = false ) = 0;
+	//! Continues the tqfind-in-page search forward or backward
+	virtual void	searchWord( const TQString & word, bool forward = true, bool casesensitive = false ) = 0;
 
 	//! Return current ZoomFactor.
 	virtual int		getZoomFactor() const = 0;
@@ -62,8 +62,8 @@ public:
 	//! Relatively changes ZoomFactor. Most common values are -1 and 1.
 	virtual void	addZoomFactor (int value) = 0;
 
-	virtual QObject *	getQObject() = 0;
-	virtual QWidget *	getQWidget() = 0;
+	virtual TQObject *	getTQObject() = 0;
+	virtual TQWidget *	getTQWidget() = 0;
 
 	/*!
 	 * Return current scrollbar position in view window. Saved on program exit. 
@@ -82,7 +82,7 @@ public:
 	virtual void	clipCopy() = 0;
 
 	//! Returns the window title
-	virtual QString	getTitle() const;
+	virtual TQString	getTitle() const;
 	
 	//! Navigation stuff
 	virtual void	navigateBack();
@@ -91,15 +91,15 @@ public:
 	
 	//! Navigation auxiliary stuff
 	virtual void	setHistoryMaxSize (unsigned int size) { m_historyMaxSize = size; }
-	virtual void	addNavigationHistory( const QString & url, int scrollpos );
+	virtual void	addNavigationHistory( const TQString & url, int scrollpos );
 	virtual void 	updateNavigationToolbar();
 	
 	/*! 
 	 * Used by contents window (and probably by other windows in future) to show
 	 * context menu in listviews. Put here to futher reuse code in index and search windows.
 	 */
-	KQPopupMenu *	createListItemContextMenu ( QWidget * w );
-	void			setTabKeeper ( const QString& link );
+	KTQPopupMenu *	createListItemContextMenu ( TQWidget * w );
+	void			setTabKeeper ( const TQString& link );
 	
 		
 protected: /* signals */
@@ -108,49 +108,49 @@ protected: /* signals */
 	 * If linkClicked() return false, the current page should NOT change.
 	 * Otherwise it should be changed to the new link value.
 	 */
-	virtual void	signalLinkClicked ( const QString & newlink, bool& follow_link ) = 0;
+	virtual void	signalLinkClicked ( const TQString & newlink, bool& follow_link ) = 0;
 
 protected:
-	virtual bool	openPage ( const QString& url ) = 0;
-	virtual void	handleStartPageAsImage( QString& link );
+	virtual bool	openPage ( const TQString& url ) = 0;
+	virtual void	handleStartPageAsImage( TQString& link );
 	
-	KQPopupMenu * 	getContextMenu( const QString& link, QWidget * parent );
-	KQPopupMenu * 	createStandardContextMenu( QWidget * parent );
+	KTQPopupMenu * 	getContextMenu( const TQString& link, TQWidget * tqparent );
+	KTQPopupMenu * 	createStandardContextMenu( TQWidget * tqparent );
 	
 	//! History
 	class KCHMUrlHistory
 	{
 		public:
 			KCHMUrlHistory() { scrollbarpos = 0; }
-			KCHMUrlHistory( const QString& _url, int _scrollbarpos )
+			KCHMUrlHistory( const TQString& _url, int _scrollbarpos )
 			: url(_url), scrollbarpos(_scrollbarpos) {};
 		
-			const QString&  getUrl() const { return url; }
+			const TQString&  getUrl() const { return url; }
 			int 			getScrollPosition() const { return scrollbarpos; }
 			void			setScrollPosition( int pos ) { scrollbarpos = pos; }
 			
 		private:
-			QString  	url;
+			TQString  	url;
 			int 		scrollbarpos;
 	};
 
 	unsigned int	m_historyMaxSize;
 	unsigned int	m_historyCurrentPos;
 	
-	QValueList<KCHMUrlHistory>		m_history;
+	TQValueList<KCHMUrlHistory>		m_history;
 	
-	KQPopupMenu *	m_contextMenu;
-	KQPopupMenu *	m_contextMenuLink;
+	KTQPopupMenu *	m_contextMenu;
+	KTQPopupMenu *	m_contextMenuLink;
 	
 	// This member keeps a "open new tab" link between getContextMenu() call and appropriate
 	// slot call
-	QString			m_newTabLinkKeeper;
+	TQString			m_newTabLinkKeeper;
 
-	QString 		m_openedPage;
-	QString 		m_lastOpenedPage;
-	QString			m_base_url;
+	TQString 		m_openedPage;
+	TQString 		m_lastOpenedPage;
+	TQString			m_base_url;
 
-	QTabWidget	*	m_parentTabWidget;
+	TQTabWidget	*	m_parentTabWidget;
 };
 
 #endif
diff --git a/src/kchmviewwindow_qtextbrowser.cpp b/src/kchmviewwindow_qtextbrowser.cpp
index 1ab7bf6..82b7693 100644
--- a/src/kchmviewwindow_qtextbrowser.cpp
+++ b/src/kchmviewwindow_qtextbrowser.cpp
@@ -19,10 +19,10 @@
  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.             *
  ***************************************************************************/
 
-#include <qprinter.h>
-#include <qpainter.h>
-#include <qsimplerichtext.h>
-#include <qpaintdevicemetrics.h>
+#include <tqprinter.h>
+#include <tqpainter.h>
+#include <tqsimplerichtext.h>
+#include <tqpaintdevicemetrics.h>
 
 #include "kde-qt.h"
 #include "kchmmainwindow.h"
@@ -39,15 +39,15 @@
  */
 #define KEEP_ALL_OPENED_DATA_IN_SOURCE_FACTORY
 
-KCHMViewWindow_QTextBrowser::KCHMViewWindow_QTextBrowser( QTabWidget * parent )
-	: QTextBrowser ( parent ), KCHMViewWindow ( parent )
+KCHMViewWindow_QTextBrowser::KCHMViewWindow_QTextBrowser( TQTabWidget * tqparent )
+	: TQTextBrowser ( tqparent ), KCHMViewWindow ( tqparent )
 {
 	m_zoomfactor = 0;
 	m_sourcefactory = 0;
-	invalidate();
+	tqinvalidate();
 	
-	setTextFormat ( Qt::RichText );
-	connect( this, SIGNAL( linkClicked (const QString &) ), this, SLOT( slotLinkClicked(const QString &) ) );
+	setTextFormat ( TQt::RichText );
+	connect( this, TQT_SIGNAL( linkClicked (const TQString &) ), this, TQT_SLOT( slotLinkClicked(const TQString &) ) );
 }
 
 
@@ -56,7 +56,7 @@ KCHMViewWindow_QTextBrowser::~KCHMViewWindow_QTextBrowser()
 	delete m_sourcefactory;
 }
 
-bool KCHMViewWindow_QTextBrowser::openPage (const QString& url)
+bool KCHMViewWindow_QTextBrowser::openPage (const TQString& url)
 {
 	// If we're using a memory saving scheme, we destroy MimeSourceFactory (including all the stored data)
 	// when opening a new page. It saves some memory, but spends more time while looking for already loaded
@@ -71,13 +71,13 @@ bool KCHMViewWindow_QTextBrowser::openPage (const QString& url)
 	return true;
 }
 
-void KCHMViewWindow_QTextBrowser::setSource ( const QString & name )
+void KCHMViewWindow_QTextBrowser::setSource ( const TQString & name )
 {
 	if ( m_allowSourceChange )
 	{
 		// Do URI decoding, qtextbrowser does stupid job.
-		QString fixedname = decodeUrl( name );
-		QTextBrowser::setSource (fixedname);
+		TQString fixedname = decodeUrl( name );
+		TQTextBrowser::setSource (fixedname);
 	}
 	else
 		m_allowSourceChange = true;
@@ -88,12 +88,12 @@ void KCHMViewWindow_QTextBrowser::setZoomFactor( int zoom )
 	m_zoomfactor = zoom;
 	
 	if ( zoom < 0 )
-		QTextBrowser::zoomOut( -zoom );
+		TQTextBrowser::zoomOut( -zoom );
 	else if ( zoom > 0 )
-		QTextBrowser::zoomIn( zoom);
+		TQTextBrowser::zoomIn( zoom);
 }
 
-void KCHMViewWindow_QTextBrowser::invalidate( )
+void KCHMViewWindow_QTextBrowser::tqinvalidate( )
 {
 	delete m_sourcefactory;
 	m_sourcefactory = new KCHMSourceFactory (this);
@@ -102,10 +102,10 @@ void KCHMViewWindow_QTextBrowser::invalidate( )
 	m_allowSourceChange = true;
 	m_searchLastIndex = 0;
 	m_searchLastParagraph = 0;
-	m_searchText = QString::null;
+	m_searchText = TQString();
 	reload();
 	
-	KCHMViewWindow::invalidate( );
+	KCHMViewWindow::tqinvalidate( );
 }
 
 int KCHMViewWindow_QTextBrowser::getScrollbarPosition( )
@@ -123,7 +123,7 @@ void KCHMViewWindow_QTextBrowser::addZoomFactor( int value )
 	setZoomFactor( value);
 }
 
-void KCHMViewWindow_QTextBrowser::slotLinkClicked( const QString & newlink )
+void KCHMViewWindow_QTextBrowser::slotLinkClicked( const TQString & newlink )
 {
 	emit signalLinkClicked (newlink, m_allowSourceChange);
 }
@@ -131,44 +131,44 @@ void KCHMViewWindow_QTextBrowser::slotLinkClicked( const QString & newlink )
 
 bool KCHMViewWindow_QTextBrowser::printCurrentPage( )
 {
-#if !defined (QT_NO_PRINTER)
-    QPrinter printer( QPrinter::HighResolution );
+#if !defined (TQT_NO_PRINTER)
+    TQPrinter printer( TQPrinter::HighResolution );
     printer.setFullPage(TRUE);
 	
 	if ( printer.setup( this ) )
 	{
-		QPainter p( &printer );
+		TQPainter p( &printer );
 		
 		if( !p.isActive() ) // starting printing failed
 			return false;
 		
-		QPaintDeviceMetrics metrics(p.device());
+		TQPaintDeviceMetrics metrics(p.device());
 		int dpiy = metrics.logicalDpiY();
 		int margin = (int) ( (2/2.54)*dpiy ); // 2 cm margins
-		QRect body( margin, margin, metrics.width() - 2*margin, metrics.height() - 2*margin );
-		QSimpleRichText richText( text(),
-								  QFont(),
+		TQRect body( margin, margin, metrics.width() - 2*margin, metrics.height() - 2*margin );
+		TQSimpleRichText richText( text(),
+								  TQFont(),
 								  context(),
 								  styleSheet(),
 								  mimeSourceFactory(),
 								  body.height() );
 		richText.setWidth( &p, body.width() );
-		QRect view( body );
+		TQRect view( body );
 		
 		int page = 1;
 		
 		do
 		{
-			richText.draw( &p, body.left(), body.top(), view, colorGroup() );
+			richText.draw( &p, body.left(), body.top(), view, tqcolorGroup() );
 			view.moveBy( 0, body.height() );
 			p.translate( 0 , -body.height() );
-			p.drawText( view.right() - p.fontMetrics().width( QString::number(page) ),
-						view.bottom() + p.fontMetrics().ascent() + 5, QString::number(page) );
+			p.drawText( view.right() - p.fontMetrics().width( TQString::number(page) ),
+						view.bottom() + p.fontMetrics().ascent() + 5, TQString::number(page) );
 			
 			if ( view.top()  >= richText.height() )
 				break;
 			
-			QString msg = i18n( "Printing (page %1)...") .arg(page);
+			TQString msg = i18n( "Printing (page %1)...") .tqarg(page);
 			::mainWindow->showInStatusBar( msg );
 			
 			printer.newPage();
@@ -183,18 +183,18 @@ bool KCHMViewWindow_QTextBrowser::printCurrentPage( )
 	::mainWindow->showInStatusBar( i18n( "Printing aborted") );
 	return false;
 
-#else /* QT_NO_PRINTER */
+#else /* TQT_NO_PRINTER */
 
-	QMessageBox::warning( this, 
+	TQMessageBox::warning( this, 
 		i18n( "%1 - could not print") . arg(APP_NAME),
-		i18n( "Could not print.\nYour Qt library has been compiled without printing support");
+		i18n( "Could not print.\nYour TQt library has been compiled without printing support");
 	return false;
 
-#endif /* QT_NO_PRINTER */
+#endif /* TQT_NO_PRINTER */
 }
 
 
-void KCHMViewWindow_QTextBrowser::searchWord( const QString & word, bool forward, bool )
+void KCHMViewWindow_QTextBrowser::searchWord( const TQString & word, bool forward, bool )
 {
 	if ( m_searchText == word )
 	{
@@ -207,7 +207,7 @@ void KCHMViewWindow_QTextBrowser::searchWord( const QString & word, bool forward
 		m_searchText = word;
 	}
 
-	if ( find (m_searchText, false, false, forward, &m_searchLastParagraph, &m_searchLastIndex) )
+	if ( tqfind (m_searchText, false, false, forward, &m_searchLastParagraph, &m_searchLastIndex) )
 		::mainWindow->showInStatusBar( i18n( "Search failed") );
 }
 
@@ -222,15 +222,15 @@ void KCHMViewWindow_QTextBrowser::clipCopy( )
 }
 
 
-// Shamelessly stolen from Qt
-QString KCHMViewWindow_QTextBrowser::decodeUrl( const QString &input )
+// Shamelessly stolen from TQt
+TQString KCHMViewWindow_QTextBrowser::decodeUrl( const TQString &input )
 {
-	QString temp;
+	TQString temp;
 
     int i = 0;
 	int len = input.length();
 	int a, b;
-	QChar c;
+	TQChar c;
 	while (i < len)
 	{
 		c = input[i];
@@ -247,7 +247,7 @@ QString KCHMViewWindow_QTextBrowser::decodeUrl( const QString &input )
 			else if (b >= 'a' && b <= 'f') b  = b - 'a' + 10;
 			else if (b >= 'A' && b <= 'F') b  = b - 'A' + 10;
 
-			temp.append( (QChar)((a << 4) | b ) );
+			temp.append( (TQChar)((a << 4) | b ) );
 		}
 		else
 		{
@@ -260,9 +260,9 @@ QString KCHMViewWindow_QTextBrowser::decodeUrl( const QString &input )
     return temp;
 }
 
-QPopupMenu * KCHMViewWindow_QTextBrowser::createPopupMenu( const QPoint & pos )
+TQPopupMenu * KCHMViewWindow_QTextBrowser::createPopupMenu( const TQPoint & pos )
 {
-	KQPopupMenu * menu = getContextMenu( anchorAt( pos ), this );
+	KTQPopupMenu * menu = getContextMenu( anchorAt( pos ), this );
 	menu->exec( mapToGlobal( contentsToViewport( pos ) ) );
 	return 0;
 }
diff --git a/src/kchmviewwindow_qtextbrowser.h b/src/kchmviewwindow_qtextbrowser.h
index 662bd57..2a87716 100644
--- a/src/kchmviewwindow_qtextbrowser.h
+++ b/src/kchmviewwindow_qtextbrowser.h
@@ -19,8 +19,8 @@
  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.             *
  ***************************************************************************/
 
-#ifndef KCHMVIEWWINDOW_QTEXTBROWSER_H
-#define KCHMVIEWWINDOW_QTEXTBROWSER_H
+#ifndef KCHMVIEWWINDOW_TQTEXTBROWSER_H
+#define KCHMVIEWWINDOW_TQTEXTBROWSER_H
 
 #include "kde-qt.h"
 
@@ -30,18 +30,19 @@
 /**
 @author Georgy Yunaev
 */
-class KCHMViewWindow_QTextBrowser : public QTextBrowser, public KCHMViewWindow
+class KCHMViewWindow_QTextBrowser : public TQTextBrowser, public KCHMViewWindow
 {
 Q_OBJECT
+  TQ_OBJECT
 public:
-	KCHMViewWindow_QTextBrowser( QTabWidget * parent );
+	KCHMViewWindow_QTextBrowser( TQTabWidget * tqparent );
 	~KCHMViewWindow_QTextBrowser();
 
 	//! Open a page from current chm archive
-	virtual bool	openPage (const QString& url);
+	virtual bool	openPage (const TQString& url);
 	
 	//! Invalidate current view, doing all the cleanups etc.
-	virtual void	invalidate();
+	virtual void	tqinvalidate();
 
 	//! Return current ZoomFactor.
 	virtual int		getZoomFactor() const { return m_zoomfactor; }
@@ -55,8 +56,8 @@ public:
 	//! Popups the print dialog, and prints the current page on the printer.
 	virtual bool	printCurrentPage();
 
-	//! Initiates the find-in-page search, if succeed, cursor moved to the first entry
-	virtual void	searchWord( const QString & word, bool forward = true, bool casesensitive = false );
+	//! Initiates the tqfind-in-page search, if succeed, cursor moved to the first entry
+	virtual void	searchWord( const TQString & word, bool forward = true, bool casesensitive = false );
 
 	//! Select the content of the whole page
 	virtual void	clipSelectAll();
@@ -74,10 +75,10 @@ public:
 	//! Sets the scrollbar position.
 	virtual void	setScrollbarPosition(int pos);
 
-	virtual QObject *	getQObject() { return this; }
-	virtual QWidget *	getQWidget() { return this; }
+	virtual TQObject *	getTQObject() { return TQT_TQOBJECT(this); }
+	virtual TQWidget *	getTQWidget() { return TQT_TQWIDGET(this); }
 
-	static	QString decodeUrl( const QString &url );
+	static	TQString decodeUrl( const TQString &url );
 		
 signals:
 	/*!
@@ -85,23 +86,23 @@ signals:
  	 * If signalLinkClicked() sets follow_link to false, the current page should NOT change.
 	 * Otherwise it should be changed to the new link value.
 	 */
-	void	signalLinkClicked ( const QString & newlink, bool& follow_link );
+	void	signalLinkClicked ( const TQString & newlink, bool& follow_link );
 
 private slots:
-	virtual void	slotLinkClicked (const QString & newlink);
+	virtual void	slotLinkClicked (const TQString & newlink);
 	
 private:
-	QPopupMenu * 	createPopupMenu ( const QPoint & pos );
-	void	setSource ( const QString & name );
+	TQPopupMenu * 	createPopupMenu ( const TQPoint & pos );
+	void	setSource ( const TQString & name );
 			
 	int						m_zoomfactor;
 	bool					m_allowSourceChange;
 	int						m_searchLastIndex;
 	int						m_searchLastParagraph;
-	QString					m_searchText;
+	TQString					m_searchText;
 	
 	KCHMSourceFactory	*	m_sourcefactory;
 };
 
 
-#endif /* KCHMVIEWWINDOW_QTEXTBROWSER_H */
+#endif /* KCHMVIEWWINDOW_TQTEXTBROWSER_H */
diff --git a/src/kchmviewwindowmgr.cpp b/src/kchmviewwindowmgr.cpp
index dd6a984..7c40b94 100644
--- a/src/kchmviewwindowmgr.cpp
+++ b/src/kchmviewwindowmgr.cpp
@@ -19,7 +19,7 @@
  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.             *
  ***************************************************************************/
 
-#include <qaccel.h>
+#include <tqaccel.h>
 
 #include "kchmconfig.h"
 #include "kchmmainwindow.h"
@@ -34,22 +34,22 @@
 #endif
 
 
-KCHMViewWindowMgr::KCHMViewWindowMgr( QWidget *parent )
-	: QTabWidget( parent ) //QTabWidget
+KCHMViewWindowMgr::KCHMViewWindowMgr( TQWidget *tqparent )
+	: TQTabWidget( tqparent ) //TQTabWidget
 {
 	m_MenuWindow = 0;
 	
 	// on current tab changed
-	connect( this, SIGNAL( currentChanged(QWidget *) ), this, SLOT( onTabChanged(QWidget *) ) );
+	connect( this, TQT_SIGNAL( currentChanged(TQWidget *) ), this, TQT_SLOT( onTabChanged(TQWidget *) ) );
 	
 	// Create an iconset for the button
-	QIconSet iset( *gIconStorage.getCloseWindowIcon() );
+	TQIconSet iset( *gIconStorage.getCloseWindowIcon() );
 	
 	// Create a pushbutton
-	m_closeButton = new QPushButton( iset, QString::null, this );
+	m_closeButton = new TQPushButton( iset, TQString(), this );
 	m_closeButton->setFlat( true );
 	m_closeButton->setEnabled( false );
-	connect( m_closeButton, SIGNAL( clicked() ), this, SLOT( closeCurrentWindow() ) );
+	connect( m_closeButton, TQT_SIGNAL( clicked() ), this, TQT_SLOT( closeCurrentWindow() ) );
 	
 	setCornerWidget( m_closeButton, TopRight);
 }
@@ -58,20 +58,20 @@ KCHMViewWindowMgr::~KCHMViewWindowMgr( )
 {
 }
 	
-void KCHMViewWindowMgr::createMenu( KCHMMainWindow * parent )
+void KCHMViewWindowMgr::createMenu( KCHMMainWindow * tqparent )
 {
 	// Create the approptiate menu entries in 'View' main menu
-	m_MenuWindow = new KQPopupMenu( parent );
-	parent->menuBar()->insertItem( i18n( "&Window"), m_MenuWindow );
+	m_MenuWindow = new KTQPopupMenu( tqparent );
+	tqparent->menuBar()->insertItem( i18n( "&Window"), m_MenuWindow );
 
-	m_menuIdClose = m_MenuWindow->insertItem( i18n( "&Close"), this, SLOT( closeCurrentWindow()), CTRL+Key_W );
+	m_menuIdClose = m_MenuWindow->insertItem( i18n( "&Close"), this, TQT_SLOT( closeCurrentWindow()), CTRL+Key_W );
 	m_MenuWindow->insertSeparator();
 
-	//connect( m_MenuWindow, SIGNAL( activated(int) ), this, SLOT ( onCloseWindow(int) ));
-	connect( m_MenuWindow, SIGNAL( activated(int) ), this, SLOT ( onActiveWindow(int) ));
+	//connect( m_MenuWindow, TQT_SIGNAL( activated(int) ), this, TQT_SLOT ( onCloseWindow(int) ));
+	connect( m_MenuWindow, TQT_SIGNAL( activated(int) ), this, TQT_SLOT ( onActiveWindow(int) ));
 }
 
-void KCHMViewWindowMgr::invalidate()
+void KCHMViewWindowMgr::tqinvalidate()
 {
 	deleteAllWindows();
 	addNewTab( true );
@@ -80,10 +80,10 @@ void KCHMViewWindowMgr::invalidate()
 
 KCHMViewWindow * KCHMViewWindowMgr::current()
 {
-	QWidget * w = currentPage();
+	TQWidget * w = currentPage();
 	WindowsIterator it;
 			
-	if ( !w || (it = m_Windows.find( w )) == m_Windows.end() )
+	if ( !w || (it = m_Windows.tqfind( w )) == m_Windows.end() )
 		qFatal( "KCHMViewWindowMgr::current called without any windows!" );
 	
 	return it.data().window;
@@ -94,13 +94,13 @@ KCHMViewWindow * KCHMViewWindowMgr::addNewTab( bool set_active )
 	KCHMViewWindow * viewvnd;
 	
 #if defined (USE_KDE)
-	if ( !appConfig.m_kdeUseQTextBrowser )
+	if ( !appConfig.m_kdeUseTQTextBrowser )
 		viewvnd = new KCHMViewWindow_KHTMLPart( this );
 	else
 #endif
 		viewvnd = new KCHMViewWindow_QTextBrowser( this );
 
-	QWidget * widget = viewvnd->getQWidget();
+	TQWidget * widget = viewvnd->getTQWidget();
 	m_Windows[widget].window = viewvnd;
 	m_Windows[widget].menuitem = 0;
 	m_Windows[widget].widget = widget;
@@ -114,7 +114,7 @@ KCHMViewWindow * KCHMViewWindowMgr::addNewTab( bool set_active )
 		showPage( widget );
 	
 	// Handle clicking on link in browser window
-	connect( viewvnd->getQObject(), SIGNAL( signalLinkClicked (const QString &, bool &) ), ::mainWindow, SLOT( slotLinkClicked(const QString &, bool &) ) );
+	connect( viewvnd->getTQObject(), TQT_SIGNAL( signalLinkClicked (const TQString &, bool &) ), ::mainWindow, TQT_SLOT( slotLinkClicked(const TQString &, bool &) ) );
 	
 	return viewvnd;
 }
@@ -128,18 +128,18 @@ void KCHMViewWindowMgr::deleteAllWindows( )
 
 void KCHMViewWindowMgr::setTabName( KCHMViewWindow * window )
 {
-	WindowsIterator it = m_Windows.find( window->getQWidget() );
+	WindowsIterator it = m_Windows.tqfind( window->getTQWidget() );
 			
 	if ( it == m_Windows.end() )
 		qFatal( "KCHMViewWindowMgr::setTabName called with unknown window!" );
 	
-	QString title = window->getTitle();
+	TQString title = window->getTitle();
 	
 	// Trim too long string
 	if ( title.length() > 25 )
 		title = title.left( 22 ) + "...";
 
-	setTabLabel( window->getQWidget(), title );
+	setTabLabel( window->getTQWidget(), title );
 	
 	if ( it.data().menuitem == 0 )
 	{
@@ -154,14 +154,14 @@ void KCHMViewWindowMgr::setTabName( KCHMViewWindow * window )
 		else
 			menuid = m_Windows.size();
 
-		QString menutitle = "&" + QString::number(menuid) + " " + title;
+		TQString menutitle = "&" + TQString::number(menuid) + " " + title;
 		it.data().menuitem = menuid;
 		m_MenuWindow->insertItem(menutitle, menuid);
 		updateTabAccel();
 	}
 	else
 	{
-		QString menutitle = "&" + QString::number(it.data().menuitem) + " " + title;
+		TQString menutitle = "&" + TQString::number(it.data().menuitem) + " " + title;
 		m_MenuWindow->changeItem( it.data().menuitem, menutitle );
 	}
 	
@@ -174,10 +174,10 @@ void KCHMViewWindowMgr::closeCurrentWindow( )
 	if ( m_Windows.size() == 1 )
 		return;
 			
-	QWidget * w = currentPage();
+	TQWidget * w = currentPage();
 	WindowsIterator it;
 			
-	if ( !w || (it = m_Windows.find( w )) == m_Windows.end() )
+	if ( !w || (it = m_Windows.tqfind( w )) == m_Windows.end() )
 		qFatal( "KCHMViewWindowMgr::closeCurrentWindow called without any windows!" );
 	
 	closeWindow( it.data() );
@@ -185,7 +185,7 @@ void KCHMViewWindowMgr::closeCurrentWindow( )
 
 void KCHMViewWindowMgr::closeWindow( const tab_window_t & tab )
 {
-	WindowsIterator it = m_Windows.find( tab.widget );
+	WindowsIterator it = m_Windows.tqfind( tab.widget );
 			
 	if ( it == m_Windows.end() )
 		qFatal( "KCHMViewWindowMgr::closeWindow called with unknown widget!" );
@@ -224,7 +224,7 @@ void KCHMViewWindowMgr::onActiveWindow(int id)
 		if ( it.data().menuitem != id )
 			continue;
 		
-		QWidget *widget = it.data().widget;
+		TQWidget *widget = it.data().widget;
 		showPage(widget);
 		break;
 	}
@@ -252,8 +252,8 @@ void KCHMViewWindowMgr::saveSettings( KCHMSettings::viewindow_saved_settings_t &
 	
 	for ( int i = 0; i < count(); i++ )
 	{
-		QWidget * p = page( i );
-		WindowsIterator it = m_Windows.find( p );
+		TQWidget * p = page( i );
+		WindowsIterator it = m_Windows.tqfind( p );
 			
 		if ( it == m_Windows.end() )
 			qFatal( "KCHMViewWindowMgr::saveSettings: could not find widget!" );
@@ -272,9 +272,9 @@ void KCHMViewWindowMgr::updateCloseButtons( )
 	m_closeButton->setEnabled( m_Windows.size() > 1 );
 }
 
-void KCHMViewWindowMgr::onTabChanged( QWidget * newtab )
+void KCHMViewWindowMgr::onTabChanged( TQWidget * newtab )
 {
-	WindowsIterator it = m_Windows.find( newtab );
+	WindowsIterator it = m_Windows.tqfind( newtab );
 			
 	if ( it == m_Windows.end() )
 		qFatal( "KCHMViewWindowMgr::onTabChanged called with unknown widget!" );
@@ -304,7 +304,7 @@ void KCHMViewWindowMgr::updateTabAccel()
 	}
 }
 
-QKeySequence KCHMViewWindowMgr::key(int i)
+TQKeySequence KCHMViewWindowMgr::key(int i)
 {
 	switch (i)
 	{
diff --git a/src/kchmviewwindowmgr.h b/src/kchmviewwindowmgr.h
index 2b07544..d3a4931 100644
--- a/src/kchmviewwindowmgr.h
+++ b/src/kchmviewwindowmgr.h
@@ -26,13 +26,14 @@
 #include "forwarddeclarations.h"
 #include "kchmsettings.h"
 
-#include <qvaluevector.h>
+#include <tqvaluevector.h>
 
-class KCHMViewWindowMgr : public QTabWidget
+class KCHMViewWindowMgr : public TQTabWidget
 {
 	Q_OBJECT
+  TQ_OBJECT
 	public:
-    	KCHMViewWindowMgr( QWidget *parent = 0 );
+    	KCHMViewWindowMgr( TQWidget *tqparent = 0 );
 		~KCHMViewWindowMgr( );
 		
 		// Returns a handle to a currently viewed window.
@@ -45,10 +46,10 @@ class KCHMViewWindowMgr : public QTabWidget
 		// Sets the tab name and updates Windows menu
 		void	setTabName( KCHMViewWindow* window );
 		
-		void 	invalidate();
+		void 	tqinvalidate();
 		
 		// Creates a Window menu
-		void 	createMenu( KCHMMainWindow * parent );
+		void 	createMenu( KCHMMainWindow * tqparent );
 		
 		// Saves and restores current settings between sessions
 		void	restoreSettings( const KCHMSettings::viewindow_saved_settings_t& settings );
@@ -58,7 +59,7 @@ class KCHMViewWindowMgr : public QTabWidget
 		void	closeCurrentWindow();
 		
 	protected slots:
-		void	onTabChanged( QWidget * newtab );
+		void	onTabChanged( TQWidget * newtab );
 		void	onCloseWindow( int id );
 		void	onActiveWindow( int id );
 		void	updateCloseButtons();
@@ -66,7 +67,7 @@ class KCHMViewWindowMgr : public QTabWidget
 	private:
 		typedef struct
 		{
-			QWidget			*	widget;
+			TQWidget			*	widget;
 			KCHMViewWindow	*	window;
 			int					menuitem;
 		} tab_window_t;
@@ -74,16 +75,16 @@ class KCHMViewWindowMgr : public QTabWidget
 		void	closeWindow( const tab_window_t& tab );
 		void	deleteAllWindows();
 		void    updateTabAccel();
-		QKeySequence key(int);
+		TQKeySequence key(int);
 		
-		QMap<QWidget*,tab_window_t>	m_Windows;
-		typedef QMap<QWidget*,tab_window_t>::iterator WindowsIterator;
+		TQMap<TQWidget*,tab_window_t>	m_Windows;
+		typedef TQMap<TQWidget*,tab_window_t>::iterator WindowsIterator;
 		
-        QValueList<int>         m_idSlot;
-        typedef QValueList<int>::iterator IdIterator;
+        TQValueList<int>         m_idSlot;
+        typedef TQValueList<int>::iterator IdIterator;
 		
-		QPushButton			*	m_closeButton;
-		KQPopupMenu 		*	m_MenuWindow;
+		TQPushButton			*	m_closeButton;
+		KTQPopupMenu 		*	m_MenuWindow;
 		int						m_menuIdClose;
 };
 
diff --git a/src/kde-qt.cpp b/src/kde-qt.cpp
index 6c3929f..9885b84 100644
--- a/src/kde-qt.cpp
+++ b/src/kde-qt.cpp
@@ -22,17 +22,17 @@
 #include "kde-qt.h"
 
 #if defined (USE_KDE)
-KQListView::KQListView( QWidget * parent, const char * name, int )
-	: KListView (parent, name)
+KQListView::KQListView( TQWidget * tqparent, const char * name, int )
+	: KListView (tqparent, name)
 #else
-KQListView::KQListView( QWidget * parent, const char * name, int f )
-	: QListView (parent, name, f)
+KQListView::KQListView( TQWidget * tqparent, const char * name, int f )
+	: TQListView (tqparent, name, f)
 #endif
 {
 }
 
 #if defined (USE_KDE)
-KQProgressModalDialog::KQProgressModalDialog ( const QString & captionText, const QString & labelText, const QString & cancelButtonText, int totalSteps, QWidget * creator )
+KTQProgressModalDialog::KTQProgressModalDialog ( const TQString & captionText, const TQString & labelText, const TQString & cancelButtonText, int totalSteps, TQWidget * creator )
 	: KProgressDialog( creator, 0, captionText, labelText, true )
 {
 	setAllowCancel( true );
@@ -43,8 +43,8 @@ KQProgressModalDialog::KQProgressModalDialog ( const QString & captionText, cons
 	setMinimumDuration( 1 );
 }
 #else
-KQProgressModalDialog::KQProgressModalDialog ( const QString & captionText, const QString & labelText, const QString & cancelButtonText, int totalSteps, QWidget * creator )
-	: QProgressDialog( labelText, cancelButtonText, totalSteps, creator, 0, false )
+KTQProgressModalDialog::KTQProgressModalDialog ( const TQString & captionText, const TQString & labelText, const TQString & cancelButtonText, int totalSteps, TQWidget * creator )
+	: TQProgressDialog( labelText, cancelButtonText, totalSteps, creator, 0, false )
 {
 	setCaption( captionText );
 	setMinimumDuration( 1 );
diff --git a/src/kde-qt.h b/src/kde-qt.h
index 58ee4a1..233442f 100644
--- a/src/kde-qt.h
+++ b/src/kde-qt.h
@@ -19,15 +19,15 @@
  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.             *
  ***************************************************************************/
 
-#ifndef KDE_QT_H
-#define KDE_QT_H
+#ifndef KDE_TQT_H
+#define KDE_TQT_H
 
 #include "config.h"
 
 #if defined (USE_KDE)
 	
-	#define KQ_CLASSNAME(name)			K##name
-	#define KQ_DECLARECLASS(name)		class KQ##name : public K##name
+	#define KTQ_CLASSNAME(name)			K##name
+	#define KTQ_DECLARECLASS(name)		class KQ##name : public K##name
 
 	#include <kapplication.h>
 	#include <kmainwindow.h>
@@ -46,63 +46,63 @@
 
 #else /* !USE_KDE */
 
-	#define KQ_CLASSNAME(name)			Q##name
+	#define KTQ_CLASSNAME(name)			Q##name
 
-	#include <qapplication.h>
-	#include <qmainwindow.h>
-	#include <qstring.h>
-	#include <qstatusbar.h>
-	#include <qlistview.h>
-	#include <qfiledialog.h>
-	#include <qmenubar.h>
-	#include <qtabwidget.h>
-	#include <qmessagebox.h>
-	#include <qprogressdialog.h>
+	#include <tqapplication.h>
+	#include <tqmainwindow.h>
+	#include <tqstring.h>
+	#include <statusbar.h>
+	#include <tqlistview.h>
+	#include <tqfiledialog.h>
+	#include <tqmenubar.h>
+	#include <tqtabwidget.h>
+	#include <tqmessagebox.h>
+	#include <tqprogressdialog.h>
 
 	#define i18n(A)		tr(A)
 
 #endif /* USE_KDE */
 
 /* common non-wrapped UI classes */
-#include <qsplitter.h>
-#include <qtoolbutton.h>
-#include <qheader.h>
-#include <qtextbrowser.h>
-#include <qlayout.h>
-#include <qlabel.h>
-#include <qcombobox.h>
-#include <qpushbutton.h>
+#include <tqsplitter.h>
+#include <tqtoolbutton.h>
+#include <tqheader.h>
+#include <tqtextbrowser.h>
+#include <tqlayout.h>
+#include <tqlabel.h>
+#include <tqcombobox.h>
+#include <tqpushbutton.h>
 
 /* common utility classes */
-#include <qwhatsthis.h>
-#include <qstring.h>
-#include <qtextedit.h>
-#include <qfile.h>
-#include <qdir.h>
-#include <qregexp.h>
-#include <qtimer.h>
-#include <qmap.h>
-#include <qeventloop.h>
-
-class KQMainWindow : public KQ_CLASSNAME(MainWindow)
+#include <tqwhatsthis.h>
+#include <tqstring.h>
+#include <tqtextedit.h>
+#include <tqfile.h>
+#include <tqdir.h>
+#include <tqregexp.h>
+#include <tqtimer.h>
+#include <tqmap.h>
+#include <tqeventloop.h>
+
+class KQMainWindow : public KTQ_CLASSNAME(MainWindow)
 {
 public:
-	KQMainWindow ( QWidget * parent, const char * name, WFlags f )
-		: KQ_CLASSNAME(MainWindow) (parent, name, f) {};
+	KQMainWindow ( TQWidget * tqparent, const char * name, WFlags f )
+		: KTQ_CLASSNAME(MainWindow) (tqparent, name, f) {};
 };
 
 
-class KQListView : public KQ_CLASSNAME(ListView)
+class KQListView : public KTQ_CLASSNAME(ListView)
 {
 public:
-	KQListView(QWidget *parent = 0, const char *name = 0, int f = 0);
+	KQListView(TQWidget *tqparent = 0, const char *name = 0, int f = 0);
 };
 
 
-class KQProgressModalDialog : public KQ_CLASSNAME(ProgressDialog)
+class KTQProgressModalDialog : public KTQ_CLASSNAME(ProgressDialog)
 {
 	public:
-		KQProgressModalDialog ( const QString & captionText, const QString & labelText, const QString & cancelButtonText, int totalSteps, QWidget * creator = 0 );
+		KTQProgressModalDialog ( const TQString & captionText, const TQString & labelText, const TQString & cancelButtonText, int totalSteps, TQWidget * creator = 0 );
 		
 		// Seems like people have fun making classes incompatible
 #if defined (USE_KDE)		
@@ -113,36 +113,36 @@ class KQProgressModalDialog : public KQ_CLASSNAME(ProgressDialog)
 #endif
 };
 
-class KQTabWidget : public KQ_CLASSNAME(TabWidget)
+class KTQTabWidget : public KTQ_CLASSNAME(TabWidget)
 {
 public:
-	KQTabWidget (QWidget *parent = 0, const char *name = 0, int f = 0)
-		: KQ_CLASSNAME(TabWidget) (parent, name, f) {};
+	KTQTabWidget (TQWidget *tqparent = 0, const char *name = 0, int f = 0)
+		: KTQ_CLASSNAME(TabWidget) (tqparent, name, f) {};
 };
 
-class KQPopupMenu : public KQ_CLASSNAME(PopupMenu)
+class KTQPopupMenu : public KTQ_CLASSNAME(PopupMenu)
 {
 public:
-	KQPopupMenu (QWidget *parent = 0 )
-		: KQ_CLASSNAME(PopupMenu) (parent) {};
+	KTQPopupMenu (TQWidget *tqparent = 0 )
+		: KTQ_CLASSNAME(PopupMenu) (tqparent) {};
 };
 
-#include <qinputdialog.h>
-#include <qcheckbox.h>
-#include <qtextedit.h>
-#include <qradiobutton.h>
-#include <qspinbox.h>
-#include <qgroupbox.h>
-#include <qbuttongroup.h>
-#include <qtooltip.h>
+#include <tqinputdialog.h>
+#include <tqcheckbox.h>
+#include <tqtextedit.h>
+#include <tqradiobutton.h>
+#include <tqspinbox.h>
+#include <tqgroupbox.h>
+#include <tqbuttongroup.h>
+#include <tqtooltip.h>
 
 
 class KCHMShowWaitCursor
 {
 	public:
-		KCHMShowWaitCursor() { QApplication::setOverrideCursor( QCursor(Qt::WaitCursor) ); }
-		~KCHMShowWaitCursor() { QApplication::restoreOverrideCursor(); }
+		KCHMShowWaitCursor() { TQApplication::setOverrideCursor( TQCursor(TQt::WaitCursor) ); }
+		~KCHMShowWaitCursor() { TQApplication::restoreOverrideCursor(); }
 };
 
 				 
-#endif /* KDE_QT_H */
+#endif /* KDE_TQT_H */
diff --git a/src/kde/kchmdcopiface.cpp b/src/kde/kchmdcopiface.cpp
index 967380e..2054d69 100644
--- a/src/kde/kchmdcopiface.cpp
+++ b/src/kde/kchmdcopiface.cpp
@@ -26,8 +26,8 @@
 #include "kchmsearchwindow.h"
 
 
-KCHMDCOPIface::KCHMDCOPIface(QObject *parent, const char *name)
- : QObject(parent, name), DCOPObject( "KCHMDCOPIface" )
+KCHMDCOPIface::KCHMDCOPIface(TQObject *tqparent, const char *name)
+ : TQObject(tqparent, name), DCOPObject( "KCHMDCOPIface" )
 {
 }
 
@@ -37,50 +37,50 @@ KCHMDCOPIface::~KCHMDCOPIface()
 }
 
 
-void KCHMDCOPIface::loadHelpFile( const QString & filename, const QString & page2open )
+void KCHMDCOPIface::loadHelpFile( const TQString & filename, const TQString & page2open )
 {
-	QStringList args;
+	TQStringList args;
 	
 	args.push_back( filename );
 	args.push_back( page2open );
 	
-	qApp->postEvent( ::mainWindow, new KCHMUserEvent( "loadAndOpen", args ) );
+	tqApp->postEvent( ::mainWindow, new KCHMUserEvent( "loadAndOpen", args ) );
 }
 
 
-void KCHMDCOPIface::openPage( const QString & page2open )
+void KCHMDCOPIface::openPage( const TQString & page2open )
 {
-	QStringList args;
+	TQStringList args;
 	
 	args.push_back( page2open );
-	qApp->postEvent( ::mainWindow, new KCHMUserEvent( "openPage", args ) );
+	tqApp->postEvent( ::mainWindow, new KCHMUserEvent( "openPage", args ) );
 }
 
 
-void KCHMDCOPIface::guiFindInIndex( const QString & word )
+void KCHMDCOPIface::guiFindInIndex( const TQString & word )
 {
-	QStringList args;
+	TQStringList args;
 	
 	args.push_back( word );
-	qApp->postEvent( ::mainWindow, new KCHMUserEvent( "findInIndex", args ) );
+	tqApp->postEvent( ::mainWindow, new KCHMUserEvent( "findInIndex", args ) );
 }
 
 
-void KCHMDCOPIface::guiSearchQuery( const QString & query )
+void KCHMDCOPIface::guiSearchQuery( const TQString & query )
 {
-	QStringList args;
+	TQStringList args;
 	
 	args.push_back( query );
-	qApp->postEvent( ::mainWindow, new KCHMUserEvent( "searchQuery", args ) );
+	tqApp->postEvent( ::mainWindow, new KCHMUserEvent( "searchQuery", args ) );
 }
 
-QStringList KCHMDCOPIface::searchQuery( const QString & query )
+TQStringList KCHMDCOPIface::searchQuery( const TQString & query )
 {
-	QStringList results;
+	TQStringList results;
 	
 	if ( ::mainWindow->searchWindow()->searchQuery( query, &results ) )
 		return results;
 	else
-		return QStringList();
+		return TQStringList();
 }
 
diff --git a/src/kde/kchmdcopiface.h b/src/kde/kchmdcopiface.h
index c062fc8..2c8800f 100644
--- a/src/kde/kchmdcopiface.h
+++ b/src/kde/kchmdcopiface.h
@@ -22,37 +22,38 @@
 #ifndef KCHMDCOPIFACE_H
 #define KCHMDCOPIFACE_H
 
-#include <qobject.h>
+#include <tqobject.h>
 #include <dcopobject.h>
-#include <qstring.h>
-#include <qstringlist.h>
+#include <tqstring.h>
+#include <tqstringlist.h>
 
-class KCHMDCOPIface : public QObject, public DCOPObject
+class KCHMDCOPIface : public TQObject, public DCOPObject
 {
 	Q_OBJECT
+//	TQ_OBJECT
 	K_DCOP
 			
 	public:
-    	KCHMDCOPIface( QObject *parent = 0, const char *name = 0 );
+    	KCHMDCOPIface( TQObject *tqparent = 0, const char *name = 0 );
 		~KCHMDCOPIface();
 		
 	k_dcop:
 		//! Loads a CHM file \a filename , and opens the URL \a url. Use URL "/" to open default homepage
-		void		loadHelpFile( const QString& filename, const QString& url );
+		void		loadHelpFile( const TQString& filename, const TQString& url );
 	
 		//! Opens a specific \a url inside the loaded CHM file
-		void		openPage( const QString& url );
+		void		openPage( const TQString& url );
 		
 		//! Tries to find word in index, opening the index window and scrolling it there
-		void		guiFindInIndex( const QString& word );
+		void		guiFindInIndex( const TQString& word );
 		
 		//! Executes a search in GUI. \a query contains the complete search query.
-		void		guiSearchQuery( const QString& query );
+		void		guiSearchQuery( const TQString& query );
 		
 		//! Executes a search; GUI is not involved and user sees nothing.
 		//! \a query contains the complete search query.
 		//! Returns a list of URLs, or empty array if nothing os
-		QStringList	searchQuery( const QString& query );
+		TQStringList	searchQuery( const TQString& query );
 };
 
 #endif
diff --git a/src/kde/kchmdcopiface_skel.cpp b/src/kde/kchmdcopiface_skel.cpp
index 130a60f..be1e994 100644
--- a/src/kde/kchmdcopiface_skel.cpp
+++ b/src/kde/kchmdcopiface_skel.cpp
@@ -12,11 +12,11 @@
 
 
 static const char* const KCHMDCOPIface_ftable[6][3] = {
-    { "void", "loadHelpFile(QString,QString)", "loadHelpFile(QString filename,QString url)" },
-    { "void", "openPage(QString)", "openPage(QString url)" },
-    { "void", "guiFindInIndex(QString)", "guiFindInIndex(QString word)" },
-    { "void", "guiSearchQuery(QString)", "guiSearchQuery(QString query)" },
-    { "QStringList", "searchQuery(QString)", "searchQuery(QString query)" },
+    { "void", "loadHelpFile(TQString,TQString)", "loadHelpFile(TQString filename,TQString url)" },
+    { "void", "openPage(TQString)", "openPage(TQString url)" },
+    { "void", "guiFindInIndex(TQString)", "guiFindInIndex(TQString word)" },
+    { "void", "guiSearchQuery(TQString)", "guiSearchQuery(TQString query)" },
+    { TQSTRINGLIST_OBJECT_NAME_STRING, "searchQuery(TQString)", "searchQuery(TQString query)" },
     { 0, 0, 0 }
 };
 static const int KCHMDCOPIface_ftable_hiddens[5] = {
@@ -27,46 +27,46 @@ static const int KCHMDCOPIface_ftable_hiddens[5] = {
     0,
 };
 
-bool KCHMDCOPIface::process(const QCString &fun, const QByteArray &data, QCString& replyType, QByteArray &replyData)
+bool KCHMDCOPIface::process(const TQCString &fun, const TQByteArray &data, TQCString& replyType, TQByteArray &replyData)
 {
-    if ( fun == KCHMDCOPIface_ftable[0][1] ) { // void loadHelpFile(QString,QString)
-	QString arg0;
-	QString arg1;
-	QDataStream arg( data, IO_ReadOnly );
+    if ( fun == KCHMDCOPIface_ftable[0][1] ) { // void loadHelpFile(TQString,TQString)
+	TQString arg0;
+	TQString arg1;
+	TQDataStream arg( data, IO_ReadOnly );
 	if (arg.atEnd()) return false;
 	arg >> arg0;
 	if (arg.atEnd()) return false;
 	arg >> arg1;
 	replyType = KCHMDCOPIface_ftable[0][0]; 
 	loadHelpFile(arg0, arg1 );
-    } else if ( fun == KCHMDCOPIface_ftable[1][1] ) { // void openPage(QString)
-	QString arg0;
-	QDataStream arg( data, IO_ReadOnly );
+    } else if ( fun == KCHMDCOPIface_ftable[1][1] ) { // void openPage(TQString)
+	TQString arg0;
+	TQDataStream arg( data, IO_ReadOnly );
 	if (arg.atEnd()) return false;
 	arg >> arg0;
 	replyType = KCHMDCOPIface_ftable[1][0]; 
 	openPage(arg0 );
-    } else if ( fun == KCHMDCOPIface_ftable[2][1] ) { // void guiFindInIndex(QString)
-	QString arg0;
-	QDataStream arg( data, IO_ReadOnly );
+    } else if ( fun == KCHMDCOPIface_ftable[2][1] ) { // void guiFindInIndex(TQString)
+	TQString arg0;
+	TQDataStream arg( data, IO_ReadOnly );
 	if (arg.atEnd()) return false;
 	arg >> arg0;
 	replyType = KCHMDCOPIface_ftable[2][0]; 
 	guiFindInIndex(arg0 );
-    } else if ( fun == KCHMDCOPIface_ftable[3][1] ) { // void guiSearchQuery(QString)
-	QString arg0;
-	QDataStream arg( data, IO_ReadOnly );
+    } else if ( fun == KCHMDCOPIface_ftable[3][1] ) { // void guiSearchQuery(TQString)
+	TQString arg0;
+	TQDataStream arg( data, IO_ReadOnly );
 	if (arg.atEnd()) return false;
 	arg >> arg0;
 	replyType = KCHMDCOPIface_ftable[3][0]; 
 	guiSearchQuery(arg0 );
-    } else if ( fun == KCHMDCOPIface_ftable[4][1] ) { // QStringList searchQuery(QString)
-	QString arg0;
-	QDataStream arg( data, IO_ReadOnly );
+    } else if ( fun == KCHMDCOPIface_ftable[4][1] ) { // TQStringList searchQuery(TQString)
+	TQString arg0;
+	TQDataStream arg( data, IO_ReadOnly );
 	if (arg.atEnd()) return false;
 	arg >> arg0;
 	replyType = KCHMDCOPIface_ftable[4][0]; 
-	QDataStream _replyStream( replyData, IO_WriteOnly );
+	TQDataStream _replyStream( replyData, IO_WriteOnly );
 	_replyStream << searchQuery(arg0 );
     } else {
 	return DCOPObject::process( fun, data, replyType, replyData );
@@ -87,7 +87,7 @@ QCStringList KCHMDCOPIface::functions()
     for ( int i = 0; KCHMDCOPIface_ftable[i][2]; i++ ) {
 	if (KCHMDCOPIface_ftable_hiddens[i])
 	    continue;
-	QCString func = KCHMDCOPIface_ftable[i][0];
+	TQCString func = KCHMDCOPIface_ftable[i][0];
 	func += ' ';
 	func += KCHMDCOPIface_ftable[i][2];
 	funcs << func;
diff --git a/src/kde/kchmviewwindow_khtmlpart.cpp b/src/kde/kchmviewwindow_khtmlpart.cpp
index e68e53d..e3c8f42 100644
--- a/src/kde/kchmviewwindow_khtmlpart.cpp
+++ b/src/kde/kchmviewwindow_khtmlpart.cpp
@@ -19,7 +19,7 @@
  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.             *
  ***************************************************************************/
 
-#include <qclipboard.h>
+#include <tqclipboard.h>
 
 #include <khtmlview.h>
 #include <kfinddialog.h>
@@ -32,25 +32,25 @@
 #include "kchmviewwindow_khtmlpart.moc"
 
 
-QWidget * KCHMViewWindow_KHTMLPart::getQWidget()
+TQWidget * KCHMViewWindow_KHTMLPart::getTQWidget()
 {
 	 return view();
 }
 
-KCHMViewWindow_KHTMLPart::KCHMViewWindow_KHTMLPart( QTabWidget * parent )
-	: KHTMLPart ( parent ), KCHMViewWindow ( parent )
+KCHMViewWindow_KHTMLPart::KCHMViewWindow_KHTMLPart( TQTabWidget * tqparent )
+	: KHTMLPart ( tqparent ), KCHMViewWindow ( tqparent )
 {
 	m_zoomfactor = 0;
 	m_currentEncoding = 0;
 	m_searchForward = true;
 
-	invalidate();
+	tqinvalidate();
 
-	connect( browserExtension(), SIGNAL( openURLRequest( const KURL &, const KParts::URLArgs & ) ),
-		this, SLOT ( onOpenURLRequest( const KURL &, const KParts::URLArgs & )) );
+	connect( browserExtension(), TQT_SIGNAL( openURLRequest( const KURL &, const KParts::URLArgs & ) ),
+		this, TQT_SLOT ( onOpenURLRequest( const KURL &, const KParts::URLArgs & )) );
 	
-	connect( this, SIGNAL ( popupMenu ( const QString &, const QPoint &) ),
-		this, SLOT ( onPopupMenu ( const QString &, const QPoint &) ) );
+	connect( this, TQT_SIGNAL ( popupMenu ( const TQString &, const TQPoint &) ),
+		this, TQT_SLOT ( onPopupMenu ( const TQString &, const TQPoint &) ) );
 }
 
 
@@ -58,7 +58,7 @@ KCHMViewWindow_KHTMLPart::~KCHMViewWindow_KHTMLPart()
 {
 }
 
-bool KCHMViewWindow_KHTMLPart::openPage (const QString& url)
+bool KCHMViewWindow_KHTMLPart::openPage (const TQString& url)
 {
 	// Set or change the encoding
 	if ( m_currentEncoding != ::mainWindow->chmFile()->currentEncoding() )
@@ -67,7 +67,7 @@ bool KCHMViewWindow_KHTMLPart::openPage (const QString& url)
 		setEncoding ( m_currentEncoding->qtcodec, TRUE );
 	}
 	
-	QString fullurl = "ms-its:" + ::mainWindow->getOpenedFileName() + "::" + url;
+	TQString fullurl = "ms-its:" + ::mainWindow->getOpenedFileName() + "::" + url;
 	openURL ( KURL(fullurl) );
 	
 	return true;
@@ -81,18 +81,18 @@ void KCHMViewWindow_KHTMLPart::setZoomFactor( int zoom )
 	KHTMLPart::setZoomFactor ( 100 + (m_zoomfactor * 10) );
 }
 
-void KCHMViewWindow_KHTMLPart::invalidate( )
+void KCHMViewWindow_KHTMLPart::tqinvalidate( )
 {
 	m_zoomfactor = 0;
 	m_searchForward = true;
-	m_searchText = QString::null;
+	m_searchText = TQString();
 
 	setJScriptEnabled ( appConfig.m_kdeEnableJS );
 	setJavaEnabled ( appConfig.m_kdeEnableJava );
 	setMetaRefreshEnabled ( appConfig.m_kdeEnableRefresh );
 	setPluginsEnabled ( appConfig.m_kdeEnablePlugins );
 	
-	KCHMViewWindow::invalidate( );
+	KCHMViewWindow::tqinvalidate( );
 }
 
 int KCHMViewWindow_KHTMLPart::getScrollbarPosition( )
@@ -116,7 +116,7 @@ bool KCHMViewWindow_KHTMLPart::printCurrentPage()
 	return true;
 }
 
-void KCHMViewWindow_KHTMLPart::searchWord( const QString & word, bool forward, bool )
+void KCHMViewWindow_KHTMLPart::searchWord( const TQString & word, bool forward, bool )
 {
 	if ( word != m_searchText || forward != m_searchForward )
 	{
@@ -135,7 +135,7 @@ void KCHMViewWindow_KHTMLPart::onOpenURLRequest( const KURL & url, const KParts:
 	emit signalLinkClicked ( url.prettyURL(), sourcechange );
 }
 
-void KCHMViewWindow_KHTMLPart::slotLinkClicked( const QString & newlink )
+void KCHMViewWindow_KHTMLPart::slotLinkClicked( const TQString & newlink )
 {
 	bool notused;
 	emit signalLinkClicked (newlink, notused);
@@ -149,15 +149,15 @@ void KCHMViewWindow_KHTMLPart::clipSelectAll()
 
 void KCHMViewWindow_KHTMLPart::clipCopy()
 {
-	QString text = selectedText();
+	TQString text = selectedText();
 	
 	if ( !text.isEmpty() )
-		QApplication::clipboard()->setText( text );
+		TQApplication::tqclipboard()->setText( text );
 }
 
-void  KCHMViewWindow_KHTMLPart::onPopupMenu ( const QString &url, const QPoint & point )
+void  KCHMViewWindow_KHTMLPart::onPopupMenu ( const TQString &url, const TQPoint & point )
 {
-	KQPopupMenu * menu = getContextMenu( url, view() );
+	KTQPopupMenu * menu = getContextMenu( url, view() );
 	menu->exec( point );
 }
 
diff --git a/src/kde/kchmviewwindow_khtmlpart.h b/src/kde/kchmviewwindow_khtmlpart.h
index 5799f62..b2d5aa6 100644
--- a/src/kde/kchmviewwindow_khtmlpart.h
+++ b/src/kde/kchmviewwindow_khtmlpart.h
@@ -28,29 +28,33 @@
 #include "kchmsourcefactory.h"
 #include "libchmtextencoding.h"
 
+#ifdef Q_MOC_RUN
+#define USE_KDE
+#endif // Q_MOC_RUN
 
 /**
 @author Georgy Yunaev
 */
 /*
- * For Qt-only version, we cannot compile KCHMViewWindow_KHTMLPart. However,
- * we cannot just exclude it, because it would not generate a MOC file for a KDE
- * version. Therefore we declare it, and compile the .moc file, but do not provide
+ * For TQt-only version, we cannot compile KCHMViewWindow_KHTMLPart. However,
+ * we cannot just exclude it, because it would not generate a TQMOC file for a KDE
+ * version. Therefore we declare it, and compile the .tqmoc file, but do not provide
  * the class methods.
  */
 #if defined (USE_KDE)
 class KCHMViewWindow_KHTMLPart : public KHTMLPart, public KCHMViewWindow
 {
 Q_OBJECT
+TQ_OBJECT
 public:
-	KCHMViewWindow_KHTMLPart( QTabWidget * parent );
+	KCHMViewWindow_KHTMLPart( TQTabWidget * tqparent );
 	~KCHMViewWindow_KHTMLPart();
 
 	//! Open a page from current chm archive
-	virtual bool	openPage (const QString& url);
+	virtual bool	openPage (const TQString& url);
 	
 	//! Invalidate current view, doing all the cleanups etc.
-	virtual void	invalidate();
+	virtual void	tqinvalidate();
 
 	//! Return current ZoomFactor.
 	virtual int		getZoomFactor() const { return m_zoomfactor; }
@@ -64,8 +68,8 @@ public:
 	//! Popups the print dialog, and prints the current page on the printer.
 	virtual bool	printCurrentPage();
 
-	//! Initiates the find-in-page search, if succeed, cursor moved to the first entry
-	virtual void	searchWord( const QString & word, bool forward = true, bool casesensitive = false );
+	//! Initiates the tqfind-in-page search, if succeed, cursor moved to the first entry
+	virtual void	searchWord( const TQString & word, bool forward = true, bool casesensitive = false );
 
 	//! Select the content of the whole page
 	virtual void	clipSelectAll();
@@ -83,8 +87,8 @@ public:
 	//! Sets the scrollbar position.
 	virtual void	setScrollbarPosition(int pos);
 
-	virtual QObject *	getQObject() { return this; }
-	virtual QWidget *	getQWidget();
+	virtual TQObject *	getTQObject() { return this; }
+	virtual TQWidget *	getTQWidget();
 
 signals:
 	/*!
@@ -92,19 +96,19 @@ signals:
  	 * If signalLinkClicked() sets follow_link to false, the current page should NOT change.
 	 * Otherwise it should be changed to the new link value.
 	 */
-	void	signalLinkClicked ( const QString & newlink, bool& follow_link );
+	void	signalLinkClicked ( const TQString & newlink, bool& follow_link );
 
 private slots:
-	virtual void	slotLinkClicked ( const QString & newlink);
+	virtual void	slotLinkClicked ( const TQString & newlink);
 	virtual void	onOpenURLRequest( const KURL &, const KParts::URLArgs & );
-	virtual void 	onPopupMenu   	( const QString & url, const QPoint & point );
+	virtual void 	onPopupMenu   	( const TQString & url, const TQPoint & point );
 	
 private:
-	void setSource ( const QString & name );
+	void setSource ( const TQString & name );
 			
 	int			m_zoomfactor;
 	bool		m_searchForward;
-	QString		m_searchText;
+	TQString		m_searchText;
 		
 	const LCHMTextEncoding *	m_currentEncoding;
 };
diff --git a/src/kqrunprocess.h b/src/kqrunprocess.h
index 4ac1b9a..721599f 100644
--- a/src/kqrunprocess.h
+++ b/src/kqrunprocess.h
@@ -22,14 +22,14 @@
 #include <stdlib.h>
 #include <unistd.h>
 
-static bool run_process( const QString& command, const QString& filename )
+static bool run_process( const TQString& command, const TQString& filename )
 {
-	QString safefilename = filename;
-	QString preparedcommand = command;
+	TQString safefilename = filename;
+	TQString preparedcommand = command;
 	
 	// To be safe, URL should contain no quotes, apostrofes and \0 symbols
-	safefilename.remove (QRegExp ("['\"\0]"));
-	preparedcommand.replace( "%s", safefilename );
+	safefilename.remove (TQRegExp ("['\"\0]"));
+	preparedcommand.tqreplace( "%s", safefilename );
 
 	// And run an external command with fork()s
 	switch ( fork() )
@@ -39,12 +39,12 @@ static bool run_process( const QString& command, const QString& filename )
 				
 	case 0: // child
 		if ( fork() != 0 )
-			exit(0); // exit immediately - our child is now has init as his parent
+			exit(0); // exit immediately - our child is now has init as his tqparent
 				
 		system( preparedcommand.ascii() );
 		exit (0);
 				
-	default: // parent
+	default: // tqparent
 		break;
 	}
 	
diff --git a/src/kqtempfile.cpp b/src/kqtempfile.cpp
index 46018c4..7f9dae3 100644
--- a/src/kqtempfile.cpp
+++ b/src/kqtempfile.cpp
@@ -27,7 +27,7 @@
 #include "kqtempfile.h"
 
 
-KQTempFileKeeper::KQTempFileKeeper( )
+KTQTempFileKeeper::KTQTempFileKeeper( )
 {
 #if defined(WIN32)
 	m_tempDir = ::GetTempDirectory();
@@ -43,19 +43,19 @@ KQTempFileKeeper::KQTempFileKeeper( )
 	m_fileNumber = 1;
 }
 
-KQTempFileKeeper::~ KQTempFileKeeper( )
+KTQTempFileKeeper::~ KTQTempFileKeeper( )
 {
 	destroyTempFiles();
 }
 
-bool KQTempFileKeeper::generateTempFile( QFile & file, const QString & tempdir )
+bool KTQTempFileKeeper::generateTempFile( TQFile & file, const TQString & tempdir )
 {
-	QString usetempdir = ((tempdir != QString::null) ? tempdir : m_tempDir) + "/";
+	TQString usetempdir = ((tempdir != TQString()) ? tempdir : m_tempDir) + "/";
 	
 	while( 1 )
 	{
 		char fnbuf[128];
-		sprintf( fnbuf, "KQTEMPFILE%d-%d-%d.tmp", (int) getpid(), (int) time(0), m_fileNumber++ );
+		sprintf( fnbuf, "KTQTEMPFILE%d-%d-%d.tmp", (int) getpid(), (int) time(0), m_fileNumber++ );
 				
 		file.setName( usetempdir + fnbuf );
 		if ( file.open( IO_WriteOnly ) )
@@ -65,8 +65,8 @@ bool KQTempFileKeeper::generateTempFile( QFile & file, const QString & tempdir )
 	return true;
 }
 
-void KQTempFileKeeper::destroyTempFiles( )
+void KTQTempFileKeeper::destroyTempFiles( )
 {
 	for ( unsigned int i = 0; i < m_tempFiles.size(); i++ )
-		QFile::remove( m_tempFiles[i] );
+		TQFile::remove( m_tempFiles[i] );
 }
diff --git a/src/kqtempfile.h b/src/kqtempfile.h
index 6440067..dda9f56 100644
--- a/src/kqtempfile.h
+++ b/src/kqtempfile.h
@@ -19,35 +19,35 @@
  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.             *
  ***************************************************************************/
 
-#ifndef KQTEMPFILE_H
-#define KQTEMPFILE_H
+#ifndef KTQTEMPFILE_H
+#define KTQTEMPFILE_H
 
-#include <qvaluevector.h>
-#include <qfile.h>
+#include <tqvaluevector.h>
+#include <tqfile.h>
 
 /*
  * This class generates temp file names in race condition-safe way,
- * returns QFile and filename pairs, keeps the track of opened temp files,
+ * returns TQFile and filename pairs, keeps the track of opened temp files,
  * and deletes them when program exist.
  */
 
-class KQTempFileKeeper
+class KTQTempFileKeeper
 {
 	public:
-		KQTempFileKeeper();
-		~KQTempFileKeeper();
+		KTQTempFileKeeper();
+		~KTQTempFileKeeper();
 		
 		//! Generates a temporary file name, and creates it on disk at the same time.
 		//! Returns the file. If tempdir is not empty, it is used as temp directory.
-		bool	generateTempFile( QFile& file, const QString& tempdir = QString::null );
+		bool	generateTempFile( TQFile& file, const TQString& tempdir = TQString() );
 		
 		//! Closes and removes all the files from disk
 		void	destroyTempFiles();
 		
 	private:
-		QValueVector<QString>	m_tempFiles;
-		QString					m_tempDir;
+		TQValueVector<TQString>	m_tempFiles;
+		TQString					m_tempDir;
 		unsigned int			m_fileNumber;
 };
 
-#endif /* KQTEMPFILE_H */
+#endif /* KTQTEMPFILE_H */
diff --git a/src/main.cpp b/src/main.cpp
index f79bbca..1d1da63 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -64,7 +64,7 @@ int main( int argc, char ** argv )
 
 	KApplication app;
 #else
-	QApplication app( argc, argv );
+	TQApplication app( argc, argv );
 #endif
 	
 	appConfig.load();
@@ -79,15 +79,15 @@ int main( int argc, char ** argv )
 	if ( !client->attach() )
 		qWarning("DCOP attach failed");
 	
-	//QCString realAppId = client->registerAs( kapp->name() );
-	QCString realAppId = client->registerAs( "kchmviewer" );
+	//TQCString realAppId = client->registerAs( kapp->name() );
+	TQCString realAppId = client->registerAs( "kchmviewer" );
 #endif
 						
 	mainWindow = new KCHMMainWindow();
 	mainWindow->show();
 	
 #if !defined(USE_KDE)
-	app.connect( &app, SIGNAL(lastWindowClosed()), &app, SLOT(quit()) );
+	app.connect( &app, TQT_SIGNAL(lastWindowClosed()), &app, TQT_SLOT(quit()) );
 #else
 	app.setMainWidget( mainWindow );
 #endif