diff options
Diffstat (limited to 'tqtinterface/qt4/src/tools/tqglobal.cpp')
| -rw-r--r-- | tqtinterface/qt4/src/tools/tqglobal.cpp | 927 |
1 files changed, 0 insertions, 927 deletions
diff --git a/tqtinterface/qt4/src/tools/tqglobal.cpp b/tqtinterface/qt4/src/tools/tqglobal.cpp deleted file mode 100644 index dd5528b..0000000 --- a/tqtinterface/qt4/src/tools/tqglobal.cpp +++ /dev/null @@ -1,927 +0,0 @@ -/**************************************************************************** -** -** Global functions -** -** Created : 920604 -** -** Copyright (C) 2010 Timothy Pearson and (C) 1992-2008 Trolltech ASA. -** -** This file is part of the tools module of the TQt GUI Toolkit. -** -** This file may be used under the terms of the GNU General -** Public License versions 2.0 or 3.0 as published by the Free -** Software Foundation and appearing in the files LICENSE.GPL2 -** and LICENSE.GPL3 included in the packaging of this file. -** Alternatively you may (at your option) use any later version -** of the GNU General Public License if such license has been -** publicly approved by Trolltech ASA (or its successors, if any) -** and the KDE Free TQt Foundation. -** -** Please review the following information to ensure GNU General -** Public Licensing requirements will be met: -** http://trolltech.com/products/qt/licenses/licensing/opensource/. -** If you are unsure which license is appropriate for your use, please -** review the following information: -** http://trolltech.com/products/qt/licenses/licensing/licensingoverview -** or contact the sales department at sales@trolltech.com. -** -** This file may be used under the terms of the Q Public License as -** defined by Trolltech ASA and appearing in the file LICENSE.TQPL -** included in the packaging of this file. Licensees holding valid TQt -** Commercial licenses may use this file in accordance with the TQt -** Commercial License Agreement provided with the Software. -** -** This file is provided "AS IS" with NO WARRANTY OF ANY KIND, -** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted -** herein. -** -**********************************************************************/ - -#include "tqplatformdefs.h" - -#include "tqasciidict.h" -#include <limits.h> -#include <stdio.h> -#include <limits.h> -#include <stdarg.h> -#include <stdlib.h> - -#if defined(TQ_CC_MSVC) && !defined(TQ_CC_MSVC_NET) && !defined(TQ_OS_TEMP) -#include <crtdbg.h> -#endif - - -/*! - \relates TQApplication - - Returns the TQt version number as a string, for example, "2.3.0" or - "3.0.5". - - The \c TQT_VERSION define has the numeric value in the form: - 0xmmiibb (m = major, i = minor, b = bugfix). For example, TQt - 3.0.5's \c TQT_VERSION is 0x030005. -*/ - -const char *qVersion() -{ - return TQT_VERSION_STR; -} - -bool qSharedBuild() -{ -#ifdef TQT_SHARED - return TRUE; -#else - return FALSE; -#endif -} - -/***************************************************************************** - System detection routines - *****************************************************************************/ - -static bool si_alreadyDone = FALSE; -static int si_wordSize; -static bool si_bigEndian; - -/*! - \relates TQApplication - - Obtains information about the system. - - The system's word size in bits (typically 32) is returned in \a - *wordSize. The \a *bigEndian is set to TRUE if this is a big-endian - machine, or to FALSE if this is a little-endian machine. - - In debug mode, this function calls qFatal() with a message if the - computer is truly weird (i.e. different endianness for 16 bit and - 32 bit integers); in release mode it returns FALSE. -*/ - -bool qSysInfo( int *wordSize, bool *bigEndian ) -{ -#if defined(TQT_CHECK_NULL) - TQ_ASSERT( wordSize != 0 ); - TQ_ASSERT( bigEndian != 0 ); -#endif - - if ( si_alreadyDone ) { // run it only once - *wordSize = si_wordSize; - *bigEndian = si_bigEndian; - return TRUE; - } - - si_wordSize = 0; - TQ_ULONG n = (TQ_ULONG)(~0); - while ( n ) { // detect word size - si_wordSize++; - n /= 2; - } - *wordSize = si_wordSize; - - if ( *wordSize != 64 && - *wordSize != 32 && - *wordSize != 16 ) { // word size: 16, 32 or 64 -#if defined(TQT_CHECK_RANGE) - qFatal( "qSysInfo: Unsupported system word size %d", *wordSize ); -#endif - return FALSE; - } - if ( sizeof(TQ_INT8) != 1 || sizeof(TQ_INT16) != 2 || sizeof(TQ_INT32) != 4 || - sizeof(TQ_ULONG)*8 != si_wordSize || sizeof(float) != 4 || sizeof(double) != 8 ) { -#if defined(TQT_CHECK_RANGE) - qFatal( "qSysInfo: Unsupported system data type size" ); -#endif - return FALSE; - } - - bool be16, be32; // determine byte ordering - short ns = 0x1234; - int nl = 0x12345678; - - unsigned char *p = (unsigned char *)(&ns); // 16-bit integer - be16 = *p == 0x12; - - p = (unsigned char *)(&nl); // 32-bit integer - if ( p[0] == 0x12 && p[1] == 0x34 && p[2] == 0x56 && p[3] == 0x78 ) - be32 = TRUE; - else - if ( p[0] == 0x78 && p[1] == 0x56 && p[2] == 0x34 && p[3] == 0x12 ) - be32 = FALSE; - else - be32 = !be16; - - if ( be16 != be32 ) { // strange machine! -#if defined(TQT_CHECK_RANGE) - qFatal( "qSysInfo: Inconsistent system byte order" ); -#endif - return FALSE; - } - - *bigEndian = si_bigEndian = be32; - si_alreadyDone = TRUE; - return TRUE; -} - -#if !defined(TQWS) && defined(TQ_OS_MAC) - -#include "tqt_mac.h" - -// This function has descended from Apple Source Code (FSpLocationFromFullPath), -// but changes have been made. [Creates a minimal alias from the full pathname] -OSErr qt_mac_create_fsspec(const TQString &file, FSSpec *spec) -{ - FSRef fref; - TQCString utfs = file.utf8(); - OSErr ret = FSPathMakeRef((const UInt8 *)utfs.data(), &fref, NULL); - if(ret == noErr) - ret = FSGetCatalogInfo(&fref, kFSCatInfoNone, NULL, NULL, spec, NULL); - return ret; -} - -CFStringRef qstring2cfstring(const TQString &str) -{ - return CFStringCreateWithCharacters(0, (UniChar *)str.tqunicode(), str.length()); -} - -TQString cfstring2qstring(CFStringRef str) -{ - if(!str) - return TQString(); - - CFIndex length = CFStringGetLength(str); - if(const UniChar *chars = CFStringGetCharactersPtr(str)) - return TQString((TQChar *)chars, length); - UniChar *buffer = (UniChar*)malloc(length * sizeof(UniChar)); - CFStringGetCharacters(str, CFRangeMake(0, length), buffer); - TQString ret((TQChar *)buffer, length); - free(buffer); - return ret; -} - -unsigned char *p_str(const TQString &s) -{ - CFStringRef cfstr = qstring2cfstring(s); - uchar *p = (uchar*)malloc(256); - CFStringGetPascalString(cfstr, p, 256, CFStringGetSystemEncoding()); - CFRelease(cfstr); - return p; -} - -TQString p2qstring(const unsigned char *c) { - CFStringRef cfstr = CFStringCreateWithPascalString(0, c, CFStringGetSystemEncoding()); - TQString str = cfstring2qstring(cfstr); - CFRelease(cfstr); - return str; -} - -int qMacVersion() -{ - static int macver = TQt::MV_Unknown; - static bool first = TRUE; - if(first) { - first = FALSE; - long gestalt_version; - if(Gestalt(gestaltSystemVersion, &gestalt_version) == noErr) { - macver = ((gestalt_version & 0x00f0) >> 4) + 2; - - } - } - return macver; -} -TQt::MacintoshVersion qt_macver = (TQt::MacintoshVersion)qMacVersion(); - -// HFS+ filesystems use decomposing tqunicode for certain layers in tqunicode -// In general these don't look great as a user visible string. -// Therefore it is a good idea to normalize them ourselves. -// These technotes on Apple's website: -// http://developer.apple.com/qa/qa2001/qa1235.html -// http://developer.apple.com/qa/qa2001/qa1173.html -TQString qt_mac_precomposeFileName(const TQString &str) -{ - if (str.isEmpty()) - return str; - int strLength = str.length(); - CFMutableStringRef cfmstr = CFStringCreateMutable(0, strLength); - CFStringAppendCharacters(cfmstr, (UniChar *)str.tqunicode(), strLength); - CFStringNormalize(cfmstr, kCFStringNormalizationFormC); - TQString newStr = cfstring2qstring(cfmstr); - CFRelease(cfmstr); - return newStr; -} -#elif defined(TQ_OS_WIN32) || defined(TQ_OS_CYGWIN) || defined(TQ_OS_TEMP) -bool qt_wintqunicode; -# ifdef TQ_OS_TEMP - DWORD qt_cever = 0; -# endif // TQ_OS_TEMP - -#include "tqt_windows.h" - -int qWinVersion() -{ -#ifndef VER_PLATFORM_WIN32s -#define VER_PLATFORM_WIN32s 0 -#endif -#ifndef VER_PLATFORM_WIN32_WINDOWS -#define VER_PLATFORM_WIN32_WINDOWS 1 -#endif -#ifndef VER_PLATFORM_WIN32_NT -#define VER_PLATFORM_WIN32_NT 2 -#endif -#ifndef VER_PLATFORM_WIN32_CE -#define VER_PLATFORM_WIN32_CE 3 -#endif - - static int winver = TQt::WV_NT; - static int t=0; - if ( !t ) { - t=1; -#ifndef TQ_OS_TEMP - OSVERSIONINFOA osver; - osver.dwOSVersionInfoSize = sizeof(osver); - GetVersionExA( &osver ); -#else - OSVERSIONINFOW osver; - osver.dwOSVersionInfoSize = sizeof(osver); - GetVersionEx( &osver ); - qt_cever = osver.dwMajorVersion * 100; - qt_cever += osver.dwMinorVersion * 10; -#endif - switch ( osver.dwPlatformId ) { - case VER_PLATFORM_WIN32s: - winver = TQt::WV_32s; - break; - case VER_PLATFORM_WIN32_WINDOWS: - // We treat Windows Me (minor 90) the same as Windows 98 - if ( osver.dwMinorVersion == 90 ) - winver = TQt::WV_Me; - else if ( osver.dwMinorVersion == 10 ) - winver = TQt::WV_98; - else - winver = TQt::WV_95; - break; - case VER_PLATFORM_WIN32_CE: -#ifdef TQ_OS_TEMP - if ( qt_cever >= 400 ) - winver = TQt::WV_CENET; - else -#endif - winver = TQt::WV_CE; - break; - default: // VER_PLATFORM_WIN32_NT - if ( osver.dwMajorVersion < 5 ) { - winver = TQt::WV_NT; - } else if (osver.dwMajorVersion == 6) { - winver = TQt::WV_VISTA; - } else if ( osver.dwMinorVersion == 0 ) { - winver = TQt::WV_2000; - } else if ( osver.dwMinorVersion == 1 ) { - winver = TQt::WV_XP; - } else if ( osver.dwMinorVersion == 2 ) { - winver = TQt::WV_2003; - } else { - qWarning("Untested Windows version detected!"); - winver = TQt::WV_NT_based; - } - } - } - -#if defined(UNICODE) - if ( winver & TQt::WV_NT_based ) - qt_wintqunicode = TRUE; - else -#endif - qt_wintqunicode = FALSE; - - return winver; -} - -TQt::WindowsVersion qt_winver = (TQt::WindowsVersion)qWinVersion(); -#endif - - -/***************************************************************************** - Debug output routines - *****************************************************************************/ - -/*! - \fn void qDebug( const char *msg, ... ) - - \relates TQApplication - - Prints a debug message \a msg, or calls the message handler (if it - has been installed). - - This function takes a format string and a list of arguments, - similar to the C printf() function. - - Example: - \code - qDebug( "my window handle = %x", myWidget->id() ); - \endcode - - Under X11, the text is printed to stderr. Under Windows, the text - is sent to the debugger. - - \warning The internal buffer is limited to 8196 bytes (including - the '\0'-terminator). - - \warning Passing (const char *)0 as argument to qDebug might lead - to crashes on certain platforms due to the platforms printf implementation. - - \sa qWarning(), qFatal(), tqInstallMsgHandler(), - \link debug.html Debugging\endlink -*/ - -/*! - \fn void qWarning( const char *msg, ... ) - - \relates TQApplication - - Prints a warning message \a msg, or calls the message handler (if - it has been installed). - - This function takes a format string and a list of arguments, - similar to the C printf() function. - - Example: - \code - void f( int c ) - { - if ( c > 200 ) - qWarning( "f: bad argument, c == %d", c ); - } - \endcode - - Under X11, the text is printed to stderr. Under Windows, the text - is sent to the debugger. - - \warning The internal buffer is limited to 8196 bytes (including - the '\0'-terminator). - - \warning Passing (const char *)0 as argument to qWarning might lead - to crashes on certain platforms due to the platforms printf implementation. - - \sa qDebug(), qFatal(), tqInstallMsgHandler(), - \link debug.html Debugging\endlink -*/ - -/*! - \fn void qFatal( const char *msg, ... ) - - \relates TQApplication - - Prints a fatal error message \a msg and exits, or calls the - message handler (if it has been installed). - - This function takes a format string and a list of arguments, - similar to the C printf() function. - - Example: - \code - int divide( int a, int b ) - { - if ( b == 0 ) // program error - qFatal( "divide: cannot divide by zero" ); - return a/b; - } - \endcode - - Under X11, the text is printed to stderr. Under Windows, the text - is sent to the debugger. - - \warning The internal buffer is limited to 8196 bytes (including - the '\0'-terminator). - - \warning Passing (const char *)0 as argument to qFatal might lead - to crashes on certain platforms due to the platforms printf implementation. - - \sa qDebug(), qWarning(), tqInstallMsgHandler(), - \link debug.html Debugging\endlink -*/ - - -static TQtMsgHandler handler = 0; // pointer to debug handler -static const int TQT_BUFFER_LENGTH = 8196; // internal buffer length - - -#ifdef TQ_CC_MWERKS - -#include "tqt_mac.h" - -extern bool qt_is_gui_used; -static void mac_default_handler( const char *msg ) -{ - if ( qt_is_gui_used ) { - const unsigned char *p = p_str(msg); - DebugStr(p); - free((void*)p); - } else { - fprintf( stderr, msg ); - } -} - -#endif - - -void qDebug( const char *msg, ... ) -{ - char buf[TQT_BUFFER_LENGTH]; - va_list ap; - va_start( ap, msg ); // use variable arg list -#if defined(TQT_VSNPRINTF) - TQT_VSNPRINTF( buf, TQT_BUFFER_LENGTH, msg, ap ); -#else - vsprintf( buf, msg, ap ); -#endif - va_end( ap ); - if ( handler ) { - (*handler)( TQtDebugMsg, buf ); - } else { -#if defined(TQ_CC_MWERKS) - mac_default_handler(buf); -#elif defined(TQ_OS_TEMP) - TQString fstr( buf ); - OutputDebugString( (fstr + "\n").ucs2() ); -#else - fprintf( stderr, "%s\n", buf ); // add newline -#endif - } -} - -// copied... this looks really bad. -void debug( const char *msg, ... ) -{ - char buf[TQT_BUFFER_LENGTH]; - va_list ap; - va_start( ap, msg ); // use variable arg list -#if defined(TQT_VSNPRINTF) - TQT_VSNPRINTF( buf, TQT_BUFFER_LENGTH, msg, ap ); -#else - vsprintf( buf, msg, ap ); -#endif - va_end( ap ); - if ( handler ) { - (*handler)( TQtDebugMsg, buf ); - } else { -#if defined(TQ_CC_MWERKS) - mac_default_handler(buf); -#elif defined(TQ_OS_TEMP) - TQString fstr( buf ); - OutputDebugString( (fstr + "\n").ucs2() ); -#else - fprintf( stderr, "%s\n", buf ); // add newline -#endif - } -} - -void qWarning( const char *msg, ... ) -{ - char buf[TQT_BUFFER_LENGTH]; - va_list ap; - va_start( ap, msg ); // use variable arg list -#if defined(TQT_VSNPRINTF) - TQT_VSNPRINTF( buf, TQT_BUFFER_LENGTH, msg, ap ); -#else - vsprintf( buf, msg, ap ); -#endif - va_end( ap ); - if ( handler ) { - (*handler)( TQtWarningMsg, buf ); - } else { -#if defined(TQ_CC_MWERKS) - mac_default_handler(buf); -#elif defined(TQ_OS_TEMP) - TQString fstr( buf ); - OutputDebugString( (fstr + "\n").ucs2() ); -#else - fprintf( stderr, "%s\n", buf ); // add newline -#endif - } -} - - -// again, copied -void warning( const char *msg, ... ) -{ - char buf[TQT_BUFFER_LENGTH]; - va_list ap; - va_start( ap, msg ); // use variable arg list -#if defined(TQT_VSNPRINTF) - TQT_VSNPRINTF( buf, TQT_BUFFER_LENGTH, msg, ap ); -#else - vsprintf( buf, msg, ap ); -#endif - va_end( ap ); - if ( handler ) { - (*handler)( TQtWarningMsg, buf ); - } else { -#if defined(TQ_CC_MWERKS) - mac_default_handler(buf); -#elif defined(TQ_OS_TEMP) - TQString fstr( buf ); - OutputDebugString( (fstr + "\n").ucs2() ); -#else - fprintf( stderr, "%s\n", buf ); // add newline -#endif - } -} - -void qFatal( const char *msg, ... ) -{ - char buf[TQT_BUFFER_LENGTH]; - va_list ap; - va_start( ap, msg ); // use variable arg list -#if defined(TQT_VSNPRINTF) - TQT_VSNPRINTF( buf, TQT_BUFFER_LENGTH, msg, ap ); -#else - vsprintf( buf, msg, ap ); -#endif - va_end( ap ); - if ( handler ) { - (*handler)( TQtFatalMsg, buf ); - } else { -#if defined(TQ_CC_MWERKS) - mac_default_handler(buf); -#else - fprintf( stderr, "%s\n", buf ); // add newline -#endif -#if defined(TQ_OS_UNIX) && defined(TQT_DEBUG) - abort(); // trap; generates core dump -#elif defined(TQ_OS_TEMP) && defined(TQT_DEBUG) - TQString fstr; - fstr.sprintf( "%s:%s %s %s\n", __FILE__, __LINE__, TQT_VERSION_STR, buf ); - OutputDebugString( fstr.ucs2() ); -#elif defined(_CRT_ERROR) && defined(_DEBUG) - _CrtDbgReport( _CRT_ERROR, __FILE__, __LINE__, TQT_VERSION_STR, buf ); -#else - exit( 1 ); // goodbye cruel world -#endif - } -} - -// yet again, copied -void fatal( const char *msg, ... ) -{ - char buf[TQT_BUFFER_LENGTH]; - va_list ap; - va_start( ap, msg ); // use variable arg list -#if defined(TQT_VSNPRINTF) - TQT_VSNPRINTF( buf, TQT_BUFFER_LENGTH, msg, ap ); -#else - vsprintf( buf, msg, ap ); -#endif - va_end( ap ); - if ( handler ) { - (*handler)( TQtFatalMsg, buf ); - } else { -#if defined(TQ_CC_MWERKS) - mac_default_handler(buf); -#else - fprintf( stderr, "%s\n", buf ); // add newline -#endif -#if defined(TQ_OS_UNIX) && defined(TQT_DEBUG) - abort(); // trap; generates core dump -#elif defined(TQ_OS_TEMP) && defined(TQT_DEBUG) - TQString fstr; - fstr.sprintf( "%s:%s %s %s\n", __FILE__, __LINE__, TQT_VERSION_STR, buf ); - OutputDebugString( fstr.ucs2() ); -#elif defined(_CRT_ERROR) && defined(_DEBUG) - _CrtDbgReport( _CRT_ERROR, __FILE__, __LINE__, TQT_VERSION_STR, buf ); -#else - exit( 1 ); // goodbye cruel world -#endif - } -} - -/*! - \relates TQApplication - - Prints the message \a msg and uses \a code to get a system specific - error message. When \a code is -1 (the default), the system's last - error code will be used if possible. Use this method to handle - failures in platform specific API calls. - - This function does nothing when TQt is built with \c TQT_NO_DEBUG - defined. -*/ -void tqSystemWarning( const char* msg, int code ) -{ -#ifndef TQT_NO_DEBUG -#if defined(TQ_OS_WIN32) - if ( code == -1 ) - code = GetLastError(); - - if ( !code ) - return; - - unsigned short *string; - TQT_WA( { - FormatMessage( FORMAT_MESSAGE_ALLOCATE_BUFFER|FORMAT_MESSAGE_FROM_SYSTEM, - NULL, - code, - MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), - (LPTSTR)&string, - 0, - NULL ); - - qWarning( "%s\n\tError code %d - %s", msg, code, TQString::fromUcs2(string).latin1() ); - }, { - FormatMessageA( FORMAT_MESSAGE_ALLOCATE_BUFFER|FORMAT_MESSAGE_FROM_SYSTEM, - NULL, - code, - MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), - (char*)&string, - 0, - NULL ); - - qWarning( "%s\n\tError code %d - %s", msg, code, (const char*)string ); - } ); - LocalFree( (HLOCAL)string ); -#else - if ( code != -1 ) - qWarning( "%s\n\tError code %d - %s", msg, code, strerror( code ) ); - else - qWarning( "%s", msg ); -#endif -#else - TQ_UNUSED( msg ); - TQ_UNUSED( code ); -#endif -} - -/*! - \fn void TQ_ASSERT( bool test ) - - \relates TQApplication - - Prints a warning message containing the source code file name and - line number if \a test is FALSE. - - This is really a macro defined in \c tqglobal.h. - - TQ_ASSERT is useful for testing pre- and post-conditions. - - Example: - \code - // - // File: div.cpp - // - - #include <tqglobal.h> - - int divide( int a, int b ) - { - TQ_ASSERT( b != 0 ); // this is line 9 - return a/b; - } - \endcode - - If \c b is zero, the TQ_ASSERT statement will output the following - message using the qWarning() function: - \code - ASSERT: "b != 0" in div.cpp (9) - \endcode - - \sa qWarning(), \link debug.html Debugging\endlink -*/ - - -/*! - \fn void TQ_CHECK_PTR( void *p ) - - \relates TQApplication - - If \a p is 0, prints a warning message containing the source code file - name and line number, saying that the program ran out of memory. - - This is really a macro defined in \c tqglobal.h. - - Example: - \code - int *a; - - TQ_CHECK_PTR( a = new int[80] ); // WRONG! - - a = new (nothrow) int[80]; // Right - TQ_CHECK_PTR( a ); - \endcode - - \sa qWarning(), \link debug.html Debugging\endlink -*/ - - -// -// The TQ_CHECK_PTR macro calls this function to check if an allocation went ok. -// -#if (TQT_VERSION-0 >= 0x040000) -#if defined(TQ_CC_GNU) -#warning "Change TQ_CHECK_PTR to '{if ((p)==0) qt_check_pointer(__FILE__,__LINE__);}'" -#warning "No need for qt_check_pointer() to return a value - make it void!" -#endif -#endif -bool qt_check_pointer( bool c, const char *n, int l ) -{ - if ( c ) - qWarning( "In file %s, line %d: Out of memory", n, l ); - return TRUE; -} - - -static bool firstObsoleteWarning(const char *obj, const char *oldfunc ) -{ - static TQAsciiDict<int> *obsoleteDict = 0; - if ( !obsoleteDict ) { // first time func is called - obsoleteDict = new TQAsciiDict<int>; -#if defined(TQT_DEBUG) - qDebug( - "You are using obsolete functions in the TQt library. Call the function\n" - "tqSuppressObsoleteWarnings() to suppress obsolete warnings.\n" - ); -#endif - } - TQCString s( obj ); - s += "::"; - s += oldfunc; - if ( obsoleteDict->find(s.data()) == 0 ) { - obsoleteDict->insert( s.data(), (int*)1 ); // anything different from 0 - return TRUE; - } - return FALSE; -} - -static bool suppressObsolete = FALSE; - -void tqSuppressObsoleteWarnings( bool suppress ) -{ - suppressObsolete = suppress; -} - -void qObsolete( const char *obj, const char *oldfunc, const char *newfunc ) -{ - if ( suppressObsolete ) - return; - if ( !firstObsoleteWarning(obj, oldfunc) ) - return; - if ( obj ) - qDebug( "%s::%s: This function is obsolete, use %s instead.", - obj, oldfunc, newfunc ); - else - qDebug( "%s: This function is obsolete, use %s instead.", - oldfunc, newfunc ); -} - -void qObsolete( const char *obj, const char *oldfunc ) -{ - if ( suppressObsolete ) - return; - if ( !firstObsoleteWarning(obj, oldfunc) ) - return; - if ( obj ) - qDebug( "%s::%s: This function is obsolete.", obj, oldfunc ); - else - qDebug( "%s: This function is obsolete.", oldfunc ); -} - -void qObsolete( const char *message ) -{ - if ( suppressObsolete ) - return; - if ( !firstObsoleteWarning( "TQt", message) ) - return; - qDebug( "%s", message ); -} - - -/*! - \relates TQApplication - - Installs a TQt message handler \a h. Returns a pointer to the - message handler previously defined. - - The message handler is a function that prints out debug messages, - warnings and fatal error messages. The TQt library (debug version) - contains hundreds of warning messages that are printed when - internal errors (usually invalid function arguments) occur. If you - implement your own message handler, you get total control of these - messages. - - The default message handler prints the message to the standard - output under X11 or to the debugger under Windows. If it is a - fatal message, the application aborts immediately. - - Only one message handler can be defined, since this is usually - done on an application-wide basis to control debug output. - - To restore the message handler, call \c tqInstallMsgHandler(0). - - Example: - \code - #include <tqapplication.h> - #include <stdio.h> - #include <stdlib.h> - - void myMessageOutput( TQtMsgType type, const char *msg ) - { - switch ( type ) { - case TQtDebugMsg: - fprintf( stderr, "Debug: %s\n", msg ); - break; - case TQtWarningMsg: - fprintf( stderr, "Warning: %s\n", msg ); - break; - case TQtFatalMsg: - fprintf( stderr, "Fatal: %s\n", msg ); - abort(); // deliberately core dump - } - } - - int main( int argc, char **argv ) - { - tqInstallMsgHandler( myMessageOutput ); - TQApplication a( argc, argv ); - ... - return a.exec(); - } - \endcode - - \sa qDebug(), qWarning(), qFatal(), \link debug.html Debugging\endlink -*/ - -TQtMsgHandler tqInstallMsgHandler( TQtMsgHandler h ) -{ - TQtMsgHandler old = handler; - handler = h; - return old; -} - - -/* - Dijkstra's bisection algorithm to find the square root as an integer. - Deliberately not exported as part of the TQt API, but used in both - qsimplerichtext.cpp and qgfxraster_qws.cpp -*/ -unsigned int qt_int_sqrt( unsigned int n ) -{ - // n must be in the range 0...UINT_MAX/2-1 - if ( n >= ( UINT_MAX>>2 ) ) { - unsigned int r = 2 * qt_int_sqrt( n / 4 ); - unsigned int r2 = r + 1; - return ( n >= r2 * r2 ) ? r2 : r; - } - uint h, p= 0, q= 1, r= n; - while ( q <= n ) - q <<= 2; - while ( q != 1 ) { - q >>= 2; - h= p + q; - p >>= 1; - if ( r >= h ) { - p += q; - r -= h; - } - } - return p; -} - |