Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdebase@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 184 insertions, 0 deletions

diff --git a/khelpcenter/infotree.cpp b/khelpcenter/infotree.cpp
new file mode 100644
index 000000000..61f44a109
--- /dev/null
+++ b/khelpcenter/infotree.cpp
@@ -0,0 +1,184 @@
+/*
+ *  This file is part of the KDE Help Center
+ *
+ *  Copyright (C) 2002 Frerich Raabe (raabe@kde.org)
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ */
+
+#include "infotree.h"
+
+#include "navigatoritem.h"
+#include "docentry.h"
+
+#include <kapplication.h>
+#include <kconfig.h>
+#include <kdebug.h>
+#include <kiconloader.h>
+#include <klistview.h>
+#include <klocale.h>
+#include <kstandarddirs.h>
+#include <kurl.h>
+
+#include <qfile.h>
+#include <qtextstream.h>
+
+#include <stdlib.h>  // for getenv()
+
+using namespace KHC;
+
+class InfoCategoryItem : public NavigatorItem
+{
+  public:
+    InfoCategoryItem( NavigatorItem *parent, const QString &text );
+	
+    virtual void setOpen( bool open );
+};
+
+class InfoNodeItem : public NavigatorItem
+{
+  public:
+    InfoNodeItem( InfoCategoryItem *parent, const QString &text );
+};
+
+InfoCategoryItem::InfoCategoryItem( NavigatorItem *parent, const QString &text )
+  : NavigatorItem( new DocEntry( text ), parent )
+{
+  setAutoDeleteDocEntry( true );
+  setOpen( false );
+//  kdDebug(1400) << "Got category: " << text << endl;
+}
+
+void InfoCategoryItem::setOpen( bool open )
+{
+  NavigatorItem::setOpen( open );
+
+  if ( open && childCount() > 0 ) setPixmap( 0, SmallIcon( "contents" ) );
+  else setPixmap( 0, SmallIcon( "contents2" ) );
+}
+
+InfoNodeItem::InfoNodeItem( InfoCategoryItem *parent, const QString &text )
+  : NavigatorItem( new DocEntry( text ), parent )
+{
+  setAutoDeleteDocEntry( true );
+//  kdDebug( 1400 ) << "Created info node item: " << text << endl;
+}
+
+InfoTree::InfoTree( QObject *parent, const char *name )
+  : TreeBuilder( parent, name ),
+    m_parentItem( 0 )
+{
+}
+
+void InfoTree::build( NavigatorItem *parent )
+{
+  kdDebug( 1400 ) << "Populating info tree." << endl;
+
+  m_parentItem = parent;
+
+  DocEntry *entry = new DocEntry( i18n( "Alphabetically" ) );
+  m_alphabItem = new NavigatorItem( entry, parent );
+  m_alphabItem->setAutoDeleteDocEntry( true );
+  entry = new DocEntry( i18n( "By Category" ) );
+  m_categoryItem = new NavigatorItem( entry, parent );
+  m_categoryItem->setAutoDeleteDocEntry( true );
+
+  KConfig *cfg = kapp->config();
+  cfg->setGroup( "Info pages" );
+  QStringList infoDirFiles = cfg->readListEntry( "Search paths" );
+  // Default paths taken fron kdebase/kioslave/info/kde-info2html.conf
+  if ( infoDirFiles.isEmpty() ) { 
+    infoDirFiles << "/usr/share/info";
+    infoDirFiles << "/usr/info";
+    infoDirFiles << "/usr/lib/info";
+    infoDirFiles << "/usr/local/info";
+    infoDirFiles << "/usr/local/lib/info";
+    infoDirFiles << "/usr/X11R6/info";
+    infoDirFiles << "/usr/X11R6/lib/info";
+    infoDirFiles << "/usr/X11R6/lib/xemacs/info";
+  }
+
+  QString infoPath = ::getenv( "INFOPATH" );
+  if ( !infoPath.isEmpty() )
+    infoDirFiles += QStringList::split( ':', infoPath );
+
+  QStringList::ConstIterator it = infoDirFiles.begin();
+  QStringList::ConstIterator end = infoDirFiles.end();
+  for ( ; it != end; ++it ) {
+    QString infoDirFileName = *it + "/dir";
+    if ( QFile::exists( infoDirFileName ) )
+      parseInfoDirFile( infoDirFileName );
+  }
+
+  m_alphabItem->sortChildItems( 0, true /* ascending */ );
+}
+
+void InfoTree::parseInfoDirFile( const QString &infoDirFileName )
+{
+  kdDebug( 1400 ) << "Parsing info dir file " << infoDirFileName << endl;
+
+  QFile infoDirFile( infoDirFileName );
+  if ( !infoDirFile.open( IO_ReadOnly ) )
+    return;
+
+  QTextStream stream( &infoDirFile );
+  // Skip introduction blurb.
+  while ( !stream.eof() && !stream.readLine().startsWith( "* Menu:" ) );
+
+  while ( !stream.eof() ) {
+    QString s = stream.readLine();
+    if ( s.stripWhiteSpace().isEmpty() )
+      continue;
+
+    InfoCategoryItem *catItem = new InfoCategoryItem( m_categoryItem, s );
+    while ( !stream.eof() && !s.stripWhiteSpace().isEmpty() ) {
+      s = stream.readLine();
+      if ( s[ 0 ] == '*' ) {
+        const int colon = s.find( ":" );
+        const int openBrace = s.find( "(", colon );
+        const int closeBrace = s.find( ")", openBrace );
+        const int dot = s.find( ".", closeBrace );
+
+        QString appName = s.mid( 2, colon - 2 );
+        QString url = "info:/" + s.mid( openBrace + 1, closeBrace - openBrace - 1 );
+        if ( dot - closeBrace > 1 )
+          url += "/" + s.mid( closeBrace + 1, dot - closeBrace - 1 );
+        else
+          url += "/Top";
+
+        InfoNodeItem *item = new InfoNodeItem( catItem, appName );
+        item->entry()->setUrl( url );
+
+        InfoCategoryItem *alphabSection = 0;
+        for ( QListViewItem* it=m_alphabItem->firstChild(); it; it=it->nextSibling() ) {
+          if ( it->text( 0 ) == appName[ 0 ].upper() ) {
+            alphabSection = static_cast<InfoCategoryItem *>( it );
+            break;
+          }
+        }
+
+        if ( alphabSection == 0 )
+          alphabSection = new InfoCategoryItem( m_alphabItem, appName[ 0 ].upper() );
+
+        item = new InfoNodeItem( alphabSection, appName );
+        item->entry()->setUrl( url );
+      }
+    }
+  }
+  infoDirFile.close();
+}
+
+#include "infotree.moc"
+// vim:ts=2:sw=2:et