get the default gfx driver from QWS_DISPLAY instead of hardcoding

it to 'Transformed' when launching rotated apps.
Patch courtesy Manuel Teira

3 files changed, 12 insertions, 4 deletions

diff --git a/library/applnk.cpp b/library/applnk.cpp
index c82d3b9..874a1b6 100644
--- a/library/applnk.cpp
+++ b/library/applnk.cpp
@@ -592,195 +592,197 @@ QString AppLnk::linkFile() const
             /* tmpfs + and ramfs are available too but not removable
              * either we fix storage or add this
              */
       if ( fs && ( fs->isRemovable() || fs->disk() == "/dev/mtdblock6" || fs->disk() == "tmpfs") ) {
     that->mLinkFile = fs->path();
       } else
     that->mLinkFile = getenv( "HOME" );
       that->mLinkFile += "/Documents/"+type()+"/"+safeFileName(that->mName);
 
             /* the desktop file exists make sure we don't point to the same file */
       if ( QFile::exists(that->mLinkFile+".desktop") ) {
                 AppLnk lnk( that->mLinkFile + ".desktop" );
 
                 /* the linked is different */
                 if(that->file() != lnk.file() ) {
                     int n = 1;
                     QString nn;
                     while (QFile::exists((nn=that->mLinkFile+"_"+QString::number(n))+".desktop")) {
                         n++;
                         /* just to be sure */
                         AppLnk lnk(nn );
                         if (lnk.file() == that->file() )
                             break;
                     }
                     that->mLinkFile = nn;
                 }
       }
       that->mLinkFile += ".desktop";
       storeLink();
   }
   return that->mLinkFile;
     }
     return mLinkFile;
 }
 
 /*!
   Copies \a copy.
 */
 AppLnk::AppLnk( const AppLnk &copy )
 {
     mName = copy.mName;
     mPixmap = copy.mPixmap;
     mBigPixmap = copy.mBigPixmap;
     mExec = copy.mExec;
     mType = copy.mType;
     mRotation = copy.mRotation;
     mComment = copy.mComment;
     mFile = copy.mFile;
     mLinkFile = copy.mLinkFile;
     mIconFile = copy.mIconFile;
     mMimeTypes = copy.mMimeTypes;
     mMimeTypeIcons = copy.mMimeTypeIcons;
     mId = 0;
     d = new AppLnkPrivate();
     d->mCat = copy.d->mCat;
     d->mCatList = copy.d->mCatList;
     d->mPixmaps = copy.d->mPixmaps;
 }
 
 /*!
   Destroys the AppLnk. Note that if the AppLnk is currently a member
   of an AppLnkSet, this will produce a run-time warning.
 
   \sa AppLnkSet::add() AppLnkSet::remove()
 */
 AppLnk::~AppLnk()
 {
     if ( mId )
   qWarning("Deleting AppLnk that is in an AppLnkSet");
     if ( d )
   delete d;
 }
 
 /*!
   \overload
   Executes the application associated with this AppLnk.
 
   \sa exec()
 */
 void AppLnk::execute() const
 {
     execute( QStringList::split( ' ', property( "Arguments" ) ) );
 }
 
 /*!
   Executes the application associated with this AppLnk, with
   \a args as arguments.
 
   \sa exec()
 */
 void AppLnk::execute(const QStringList& args) const
 {
 #ifdef Q_WS_QWS
     if ( !mRotation.isEmpty() ) {
   // ######## this will only work in the server
   int rot = QPEApplication::defaultRotation();
+  int j = 0;
   rot = (rot+mRotation.toInt())%360;
-  QCString old = getenv("QWS_DISPLAY");
-  setenv("QWS_DISPLAY", QString("Transformed:Rot%1:0").arg(rot), 1);
+  QCString old = getenv( "QWS_DISPLAY" ) ? getenv( "QWS_DISPLAY" ) : "Transformed";
+  QString driver( old.left( ( ( j = old.find( ':' ) ) >= 0 ) ? j : old.size() ).data() );
+  setenv( "QWS_DISPLAY", QString( "%1:Rot%2:0" ).arg( driver ).arg( rot ), 1 );
   invoke(args);
   setenv("QWS_DISPLAY", old.data(), 1);
     } else
 #endif
   invoke(args);
 }
 
 /*!
   Invokes the application associated with this AppLnk, with
   \a args as arguments. Rotation is not taken into account by
   this function, so you should not call it directly.
 
   \sa execute()
 */
 void AppLnk::invoke(const QStringList& args) const
 {
     if ( property( "Arguments" ).isEmpty() )
         Global::execute( exec(), args[0] );
     else
         Global::execute( exec(), args.join( " " ) );
 }
 
 /*!
   Sets the Exec property to \a exec.
 
   \sa exec() name()
 */
 void AppLnk::setExec( const QString& exec )
 {
     mExec = exec;
 }
 
 #if 0 // this was inlined for better BC
 /*!
   Sets the Rotation property to \a rot.
 
   \sa rotation()
 */
 void AppLnk::setRotation ( const QString &rot )
 {
   mRotation = rot;
 }
 #endif
 
 /*!
   Sets the Name property to \a docname.
 
   \sa name()
 */
 void AppLnk::setName( const QString& docname )
 {
     mName = docname;
 }
 
 /*!
   Sets the File property to \a filename.
 
   \sa file() name()
 */
 void AppLnk::setFile( const QString& filename )
 {
     mFile = filename;
 }
 
 /*!
   Sets the LinkFile property to \a filename.
 
   \sa linkFile()
 */
 void AppLnk::setLinkFile( const QString& filename )
 {
     mLinkFile = filename;
 }
 
 /*!
   Sets the Comment property to \a comment.
 
   This text is displayed in the 'Details Dialog', for example if the
   user uses the 'press-and-hold' gesture.
 
   \sa comment()
 */
 void AppLnk::setComment( const QString& comment )
 {
     mComment = comment;
 }
 
 /*!
   Sets the Type property to \a type.
 
   For applications, games and settings the type should be \c
   Application; for documents the type should be the document's MIME
   type.
 
   \sa type()
 */
diff --git a/library/qpeapplication.cpp b/library/qpeapplication.cpp
index 0f3e4a4..19e99f2 100644
--- a/library/qpeapplication.cpp
+++ b/library/qpeapplication.cpp
@@ -1195,193 +1195,196 @@ bool QPEApplication::qwsEventFilter( QWSEvent * e )
 
 
     return QApplication::qwsEventFilter( e );
 }
 #endif
 
 /*!
   Destroys the QPEApplication.
 */
 QPEApplication::~QPEApplication()
 {
     ungrabKeyboard();
 #if defined(Q_WS_QWS) && !defined(QT_NO_COP)
     // Need to delete QCopChannels early, since the display will
     // be gone by the time we get to ~QObject().
     delete sysChannel;
     delete pidChannel;
 #endif
 
 #ifdef OPIE_WITHROHFEEDBACK
     if( d->RoH )
       delete d->RoH;
 #endif
     delete d;
 }
 
 /*!
   Returns <tt>$OPIEDIR/</tt>.
 */
 QString QPEApplication::qpeDir()
 {
     QString base, dir;
 
     if (getenv( "OPIEDIR" ))
         base = QString(getenv("OPIEDIR")).stripWhiteSpace();
     if ( !base.isNull() && (base.length() > 0 )){
 #ifdef Q_OS_WIN32
         QString temp(base);
         if (temp[(int)temp.length()-1] != QDir::separator())
             temp.append(QDir::separator());
         dir = temp;
 #else
         dir = QString( base ) + "/";
 #endif
     }else{
         dir = QString( ".." ) + QDir::separator();
     }
 
     return dir;
 }
 
 /*!
   Returns the user's current Document directory. There is a trailing "/".
   .. well, it does now,, and there's no trailing '/'
 */
 QString QPEApplication::documentDir()
 {
     const char* base = getenv( "HOME");
     if ( base )
         return QString( base ) + "/Documents";
 
     return QString( "../Documents" );
 }
 
 static int deforient = -1;
 
 /*!
   \internal
 */
 int QPEApplication::defaultRotation()
 {
     if ( deforient < 0 ) {
         QString d = getenv( "QWS_DISPLAY" );
         if ( d.contains( "Rot90" ) ) {
             deforient = 90;
         }
         else if ( d.contains( "Rot180" ) ) {
             deforient = 180;
         }
         else if ( d.contains( "Rot270" ) ) {
             deforient = 270;
         }
         else {
             deforient = 0;
         }
     }
     return deforient;
 }
 
 /*!
   \internal
 */
 void QPEApplication::setDefaultRotation( int r )
 {
     if ( qApp->type() == GuiServer ) {
         deforient = r;
-        setenv( "QWS_DISPLAY", QString( "Transformed:Rot%1:0" ).arg( r ).latin1(), 1 );
+        int j = 0;
+        QCString old = getenv( "QWS_DISPLAY" ) ? getenv( "QWS_DISPLAY" ) : "Transformed";
+        QString driver( old.left( ( ( j = old.find( ':' ) ) >= 0 ) ? j : old.size() ).data() );
+        setenv( "QWS_DISPLAY", QString( "%1:Rot%2:0" ).arg(driver).arg( r ).latin1(), 1 );
         Config config("qpe");
         config.setGroup( "Rotation" );
         config.writeEntry( "Rot", r );
     }
     else {
 #ifndef QT_NO_COP
         { QCopEnvelope e( "QPE/System", "setDefaultRotation(int)" );
             e << r;
         }
 #endif
 
     }
 }
 
 #include <qgfx_qws.h>
 #include <qwindowsystem_qws.h>
 
 #if QT_VERSION > 236
 extern void qws_clearLoadedFonts();
 #endif
 
 void QPEApplication::setCurrentMode( int x, int y, int depth )
 {
     // Reset the caches
 #if QT_VERSION > 236
     qws_clearLoadedFonts();
 #endif
     QPixmapCache::clear();
 
     // Change the screen mode
     qt_screen->setMode(x, y, depth);
 
     if ( qApp->type() == GuiServer ) {
 #if QT_VERSION > 236
         // Reconfigure the GuiServer
         qwsServer->beginDisplayReconfigure();
         qwsServer->endDisplayReconfigure();
 #endif
         // Get all the running apps to reset
         QCopEnvelope env( "QPE/System", "reset()" );
     }
 }
 
 void QPEApplication::reset() {
     // Reconnect to the screen
     qt_screen->disconnect();
     qt_screen->connect( QString::null );
 
     // Redraw everything
     applyStyle();
 }
 
 #if (QT_VERSION < 238) && defined Q_OS_MACX
 bool qt_left_hand_scrollbars = false;
 #else
 extern bool qt_left_hand_scrollbars QPE_WEAK_SYMBOL;
 #endif
 
 /*!
   \internal
 */
 void QPEApplication::applyStyle()
 {
     Config config( "qpe" );
     config.setGroup( "Appearance" );
 
 #if QT_VERSION > 233
     // Widget style
     QString style = config.readEntry( "Style", "FlatStyle" );
 
     internalSetStyle ( style );
 
     // Colors - from /etc/colors/Liquid.scheme
     QColor bgcolor( config.readEntry( "Background", "#E0E0E0" ) );
     QColor btncolor( config.readEntry( "Button", "#96c8fa" ) );
     QPalette pal( btncolor, bgcolor );
     QString color = config.readEntry( "Highlight", "#73adef" );
     pal.setColor( QColorGroup::Highlight, QColor( color ) );
     color = config.readEntry( "HighlightedText", "#FFFFFF" );
     pal.setColor( QColorGroup::HighlightedText, QColor( color ) );
     color = config.readEntry( "Text", "#000000" );
     pal.setColor( QColorGroup::Text, QColor( color ) );
     color = config.readEntry( "ButtonText", "#000000" );
     pal.setColor( QPalette::Active, QColorGroup::ButtonText, QColor( color ) );
     color = config.readEntry( "Base", "#FFFFFF" );
     pal.setColor( QColorGroup::Base, QColor( color ) );
 
     pal.setColor( QPalette::Disabled, QColorGroup::Text,
                   pal.color( QPalette::Active, QColorGroup::Background ).dark() );
 
     setPalette( pal, TRUE );
 
 
         // Set the ScrollBar on the 'right' side but only if the weak symbol is present
         if (&qt_left_hand_scrollbars )
             qt_left_hand_scrollbars = config.readBoolEntry( "LeftHand", false );
diff --git a/library/qpeapplication.h b/library/qpeapplication.h
index 167fe69..cff3e43 100644
--- a/library/qpeapplication.h
+++ b/library/qpeapplication.h
@@ -115,125 +115,128 @@ public:
         DisableSuspend = 2,
         Enable = 100
     };
 
     static void setInputMethodHint( QWidget *, InputMethodHint );
     static InputMethodHint inputMethodHint( QWidget * );
 
     void showMainWidget( QWidget*, bool nomax=FALSE );
     void showMainDocumentWidget( QWidget*, bool nomax=FALSE );
 
     static void showDialog( QDialog*, bool nomax=FALSE ) QPE_WEAK_SYMBOL;
     static int execDialog ( QDialog*, bool nomax=FALSE ) QPE_WEAK_SYMBOL;
     static void showWidget( QWidget*, bool nomax=FALSE ) QPE_WEAK_SYMBOL;
     /* Merge setTempScreenSaverMode */
 #ifdef QTOPIA_INTERNAL_INITAPP
     void initApp( int argv, char **argv );
 #endif
 
     static void setKeepRunning();
     bool keepRunning() const;
 
     bool keyboardGrabbed() const;
 
     int exec();
 
 signals:
     void clientMoused();
     void timeChanged();
     void clockChanged( bool pm );
     void micChanged( bool muted );
     void volumeChanged( bool muted );
     void appMessage( const QCString& msg, const QByteArray& data);
     void weekChanged( bool startOnMonday );
     void dateFormatChanged( DateFormat );
     void flush();
     void reload();
     /* linkChanged signal */
 
 private slots:
     void systemMessage( const QCString &msg, const QByteArray &data );
     void pidMessage( const QCString &msg, const QByteArray &data );
     void removeSenderFromStylusDict();
     void hideOrQuit();
 
 protected:
     bool qwsEventFilter( QWSEvent * );
     void internalSetStyle( const QString &style );
     void prepareForTermination(bool willrestart);
     virtual void restart();
     virtual void shutdown();
     bool eventFilter( QObject *, QEvent * );
     void timerEvent( QTimerEvent * );
     bool raiseAppropriateWindow();
     virtual void tryQuit();
 private:
     void mapToDefaultAction( QWSKeyEvent *ke, int defKey );
     void processQCopFile();
 
 #if defined(Q_WS_QWS) && !defined(QT_NO_COP)
     QCopChannel *sysChannel;
     QCopChannel *pidChannel;
 #endif
     QPEApplicationData *d;
 
     bool reserved_sh;
 
 };
 
 
 
 enum Transformation { Rot0, Rot90, Rot180, Rot270 }; /* from qgfxtransformed_qws.cpp */
 
 inline int TransToDeg ( Transformation t )
 {
     int d = static_cast<int>( t );
     return d * 90;
 }
 
 inline Transformation DegToTrans ( int d )
 {
     Transformation t = static_cast<Transformation>( d / 90 );
     return t;
 }
 
 /*
  * Set current rotation of Opie, and rotation for newly started apps.
  * Differs from setDefaultRotation in that 1) it rotates currently running apps,
  * and 2) does not set deforient or save orientation to qpe.conf.
  */
 
 inline void QPEApplication::setCurrentRotation( int r )
 {
     // setTransformation has been introduced in Qt/Embedded 2.3.4 snapshots
     // for compatibility with the SharpROM use fallback to setDefaultTransformation()
 #if QT_VERSION > 233
     Transformation e = DegToTrans( r );
-    ::setenv( "QWS_DISPLAY", QString( "Transformed:Rot%1:0" ).arg( r ).latin1(), 1 );
+    QCString old = getenv("QWS_DISPLAY") ? getenv( "QWS_DISPLAY" ) : "Transformed";
+    int j = 0;
+    QString driver( old.left( ( ( j = old.find( ':' ) ) >= 0 ) ? j : old.size() ).data() );
+    ::setenv( "QWS_DISPLAY", QString( "%1:Rot%2:0" ).arg( driver ).arg( r ).latin1(), 1 );
     qApp->desktop()->qwsDisplay()->setTransformation( e );
 #else
     setDefaultRotation( r );
 #endif
 }
 
 /*
  * Qtopia 1.7 SDK compatibility macros
  * FIXME: Support Opie Quicklaunch Interface
  */
         #define QTOPIA_ADD_APPLICATION(NAME,IMPLEMENTATION)             \
                 int main( int argc, char** argv )                       \
                 {                                                       \
                         QPEApplication app = QPEApplication( argc, argv );\
                         IMPLEMENTATION* mw = new IMPLEMENTATION();      \
                         app.showMainWidget( mw );                       \
                         app.exec();                                     \
         }
 #define QTOPIA_MAIN // Bee-Bop-Alula
 
 /*
  * -remove me
  */ 
 #ifdef Q_WS_QWS
 extern Q_EXPORT QRect qt_maxWindowRect;
 #endif
 
 #endif