And I'm wondering why opie sometimes is that slow. Hopefully reduced

the calls to opie-eye for images in documenttab when changing layout
and so on.

2 files changed, 28 insertions, 4 deletions

diff --git a/core/launcher/launcherview.cpp b/core/launcher/launcherview.cpp
index a4c7561..d960908 100644
--- a/core/launcher/launcherview.cpp
+++ b/core/launcher/launcherview.cpp
@@ -66,127 +66,129 @@ static void cleanup_cache()
     ++it;
     delete (*curr);
     bgCache->remove( curr );
     }
     delete bgCache;
     bgCache = 0;
 }
 
 
 class LauncherItem : public QIconViewItem
 {
 public:
     enum iconstate_t {
         BASE_ICON,
         WAITING_ICON,
         EYE_ICON
     };
 
     LauncherItem( QIconView *parent, AppLnk* applnk, bool bigIcon=TRUE );
     ~LauncherItem();
 
     AppLnk *appLnk() const { return app; }
     AppLnk *takeAppLnk() { AppLnk* r=app; app=0; return r; }
 
     void animateIcon();
     void resetIcon();
     bool isEyeImage()const{return m_EyeImage;}
 
     virtual int compare ( QIconViewItem * i ) const;
     void paintItem( QPainter *p, const QColorGroup &cg );
 
     void setBusyIndicatorType ( BusyIndicatorType t ) { busyType = t; }
     void setEyePixmap(const QPixmap&aIcon);
     virtual QPixmap*pixmap()const;
 
 protected:
     bool isBigIcon;
     int iteration;
     AppLnk* app;
 
 private:
     void paintAnimatedIcon( QPainter *p );
     BusyIndicatorType busyType;
     int psize;
     bool m_EyeImage;
     iconstate_t m_EyeImageSet;
 };
 
+static bool s_IgnoreNextPix = false;
+
 LauncherItem::LauncherItem( QIconView *parent, AppLnk *applnk, bool bigIcon )
     : QIconViewItem( parent, applnk->name(),
            bigIcon ? applnk->bigPixmap() :applnk->pixmap() ),
     isBigIcon( bigIcon ),
     iteration(0),
     app(applnk), // Takes ownership
     psize( (bigIcon ? applnk->bigPixmap().width() :applnk->pixmap().width() ) ),
     m_EyeImage(false),
     m_EyeImageSet(BASE_ICON)
 {
     if (applnk->type().lower().startsWith("image/") && applnk->exec().contains("opie-eye",false)) {
         m_EyeImage = true;
         QMap<QString,QPixmap>::Iterator it = LauncherIconView::sm_EyeCache->find(applnk->file());
         if (it != LauncherIconView::sm_EyeCache->end()) {
             m_EyeImageSet = EYE_ICON;
             setPixmap(*it);
         }
     }
 }
 
 LauncherItem::~LauncherItem()
 {
     LauncherIconView* liv = (LauncherIconView*)iconView();
     if ( liv->busyItem() == this )
         liv->setBusy(FALSE);
     delete app;
 }
 
 QPixmap*LauncherItem::pixmap()const
 {
-    if (m_EyeImage && m_EyeImageSet == BASE_ICON) {
+    if (m_EyeImage && m_EyeImageSet == BASE_ICON && s_IgnoreNextPix==false) {
         LauncherIconView* liv = (LauncherIconView*)iconView();
         liv->requestEyePix(this);
     }
     return QIconViewItem::pixmap();
 }
 
 int LauncherItem::compare ( QIconViewItem * i ) const
 {
     LauncherIconView* view = (LauncherIconView*)iconView();
     return view->compare(app,((LauncherItem *)i)->appLnk());
 }
 
 void LauncherItem::paintItem( QPainter *p, const QColorGroup &cg )
 {
     LauncherIconView* liv = (LauncherIconView*)iconView();
     QBrush oldBrush( liv->itemTextBackground() );
     QColorGroup mycg( cg );
     if ( liv->currentItem() == this ) {
         liv->setItemTextBackground( cg.brush( QColorGroup::Highlight ) );
         mycg.setColor( QColorGroup::Text, cg.color( QColorGroup::HighlightedText ) );
     }
 
     QIconViewItem::paintItem(p,mycg);
 
     // Paint animation overlay
     if ( liv->busyItem() == this )
         paintAnimatedIcon(p);
 
     if ( liv->currentItem() == this )
         liv->setItemTextBackground( oldBrush );
 }
 
 void LauncherItem::paintAnimatedIcon( QPainter *p )
 {
     LauncherIconView* liv = (LauncherIconView*)iconView();
     int pic = iteration % 16;
     int w = pixmap()->width(), h = pixmap()->height();
     QPixmap dblBuf( w, h + 4 );
     QPainter p2( &dblBuf );
     int x1, y1;
     if ( liv->itemTextPos() == QIconView::Bottom ) {
     x1 = x() + (width() - w) / 2 - liv->contentsX();
     y1 = y() - liv->contentsY();
     } else {
     x1 = x() - liv->contentsX();
     y1 = y() + (height() - h) / 2 - liv->contentsY();
     }
     y1 -= 2;
@@ -265,96 +267,110 @@ void LauncherItem::resetIcon()
             setPixmap(*it);
             return;
         }
     }
     setPixmap(isBigIcon ? app->bigPixmap() : app->pixmap());
 }
 
 void LauncherItem::setEyePixmap(const QPixmap&aIcon)
 {
     if (!isEyeImage()) return;
     setPixmap(aIcon);
     m_EyeImageSet = EYE_ICON;
 }
 
 //===========================================================================
 // Implemantation of LauncherIconview start
 //===========================================================================
 
 QMap<QString,QPixmap>* LauncherIconView::sm_EyeCache=0;
 
 LauncherIconView::LauncherIconView( QWidget* parent, const char* name )
     : QIconView(parent,name),tf(""),cf(0),bsy(0),busyTimer(0),bigIcns(TRUE),bgColor(white),numColumns(0)
 {
     m_EyeCallBack = 0;
     if (!sm_EyeCache) sm_EyeCache = new QMap<QString,QPixmap>();
     sortmeth = Name;
     hidden.setAutoDelete(TRUE);
     ike = FALSE;
     calculateGrid( Bottom );
     connect(&m_eyeTimer,SIGNAL(timeout()),this,SLOT(stopEyeTimer()));
     Config config( "Launcher" );
     config.setGroup( "GUI" );
     setStaticBackgroundPicture( config.readBoolEntry( "StaticBackground", true ) );   
 }
 
 LauncherIconView::~LauncherIconView()
 {
     odebug << "LauncherIconView::~LauncherIconView()" << oendl;
 #if 0 // debuggery
     QListIterator<AppLnk> it(hidden);
     AppLnk* l;
     while ((l=it.current())) {
         ++it;
         //odebug << "" << l << ": hidden (should remove)" << oendl;
     }
 #endif
 }
 
+void LauncherIconView::unsetPalette()
+{
+    s_IgnoreNextPix = true;
+    QIconView::unsetPalette();
+    s_IgnoreNextPix = false;
+}
+
+void LauncherIconView::setPalette(const QPalette & palette)
+{
+    s_IgnoreNextPix = true;
+    QIconView::setPalette(palette);
+    s_IgnoreNextPix = false;
+}
+
 void LauncherIconView::setStaticBackgroundPicture( bool enable )
 {
     staticBackground = enable;
     if ( staticBackground )
     {
         setStaticBackground( true );
         verticalScrollBar()->setTracking( false );
     }
     else
     {
         setStaticBackground( false );
         verticalScrollBar()->setTracking( true );
     }    
 }    
 
 int LauncherIconView::compare(const AppLnk* a, const AppLnk* b)
 {
     switch (sortmeth) {
     case Name:
         return a->name().lower().compare(b->name().lower());
     case Date: {
         QFileInfo fa(a->linkFileKnown() ? a->linkFile() : a->file());
         QFileInfo fb(b->linkFileKnown() ? b->linkFile() : b->file());
         return fa.lastModified().secsTo(fb.lastModified());
     }
     case Type:
         return a->type().compare(b->type());
     }
     return 0;
 }
 
 void LauncherIconView::setSortMethod( SortMethod m )
 {
     if ( sortmeth != m ) {
         sortmeth = m;
         sort();
     }
 }
 
 void LauncherIconView::setCategoryFilter( int catfilter, bool resort )
 {
         if ( catfilter == -2 )
             cf = 0;
         else
             cf = catfilter;
         hideOrShowItems(resort);
 }
 
@@ -441,99 +457,99 @@ void LauncherIconView::setBusy(bool on)
 void LauncherIconView::clear()
 {
     mimes.clear();
     cats.clear();
     QIconView::clear();
     hidden.clear();
 }
 
 QStringList LauncherIconView::mimeTypes() const
 {
     QStringList r;
     QDictIterator<void> it(mimes);
     while (it.current()) {
         r.append(it.currentKey());
         ++it;
     }
     r.sort();
     return r;
 }
 
 LauncherItem*LauncherIconView::findDocItem(const QString&fname)
 {
     LauncherItem* item = (LauncherItem*)firstItem();
     while (item) {
         if (item->appLnk()->file()==fname) {
             break;
         }
         item = (LauncherItem*)item->nextItem();
     }
     return item;
 }
 
 void LauncherIconView::setEyePixmap(const QPixmap&aPixmap,const QString&aFile,int width)
 {
     int s = ( bigIcns ) ? AppLnk::bigIconSize() : AppLnk::smallIconSize();
     if (s!=width) return;
     LauncherItem*item = findDocItem(aFile);
     if (!item||!item->isEyeImage()) return;
     (*sm_EyeCache)[aFile]=aPixmap;
     item->setEyePixmap(aPixmap);
 }
 
 void LauncherIconView::checkCallback()
 {
     if (!m_EyeCallBack) {
         m_EyeCallBack = new LauncherThumbReceiver();
         connect(m_EyeCallBack,SIGNAL(sig_Thumbnail(const QPixmap&,const QString&,int)),
             this,SLOT(setEyePixmap(const QPixmap&,const QString&,int)));
-    }
     m_eyeTimer.changeInterval(600000);
 }
+}
 
 void LauncherIconView::addCheckItem(AppLnk* app)
 {
     LauncherItem*item = new LauncherItem( this, app, bigIcns );
     if (item->isEyeImage()) {
         checkCallback();
     }
 }
 
 void LauncherIconView::requestEyePix(const LauncherItem*item)
 {
     if (!item) return;
     if (item->isEyeImage()) {
         checkCallback();
         int s = ( bigIcns ) ? AppLnk::bigIconSize() : AppLnk::smallIconSize();
         m_EyeCallBack->requestThumb(item->appLnk()->file(),s,s);
     }
 }
 
 void LauncherIconView::stopEyeTimer()
 {
     if (m_EyeCallBack) {
         disconnect(m_EyeCallBack,SIGNAL(sig_Thumbnail(const QPixmap&,const QString&,int)),
             this,SLOT(setEyePixmap(const QPixmap&,const QString&,int)));
         delete m_EyeCallBack;
         m_EyeCallBack=0;
     }
     m_eyeTimer.stop();
 }
 
 void LauncherIconView::updateCategoriesAndMimeTypes()
 {
     mimes.clear();
     cats.clear();
     LauncherItem* item = (LauncherItem*)firstItem();
     while (item) {
         addCatsAndMimes(item->appLnk());
         item = (LauncherItem*)item->nextItem();
     }
     QListIterator<AppLnk> it(hidden);
     AppLnk* l;
     while ((l=it.current())) {
         addCatsAndMimes(l);
         ++it;
     }
 }
 
 void LauncherIconView::hideOrShowItems(bool resort)
@@ -1163,98 +1179,102 @@ void LauncherView::paletteChange( const QPalette &p )
     setBackgroundType( Ruled, QString::null );
     QColorGroup cg = icons->colorGroup();
     cg.setColor( QColorGroup::Text, textCol );
     icons->setPalette( QPalette(cg,cg,cg) );
 }
 
 void LauncherView::fontChanged(const QFont&)
 {
     odebug << "LauncherView::fontChanged()" << oendl;
     icons->hideOrShowItems( FALSE );
 }
 
 void LauncherView::relayout(void)
 {
     icons->hideOrShowItems(FALSE);
 }
 
 void LauncherView::flushBgCache()
 {
     if ( !bgCache )
     return;
     // remove unreferenced backgrounds.
     QMap<QString,BgPixmap*>::Iterator it = bgCache->begin();
     while ( it != bgCache->end() ) {
     QMap<QString,BgPixmap*>::Iterator curr = it;
     ++it;
     if ( (*curr)->ref == 0 ) {
         delete (*curr);
         bgCache->remove( curr );
     }
     }
 }
 
 /*
  * Launcherthumbnail handling for image files
  */
 
 /* special image handling - based on opie eye */
 QDataStream &operator>>( QDataStream& s, PixmapInfo& inf ) {
     s >> inf.file >> inf.pixmap >> inf.width >> inf.height;
     return s;
 }
 
 QDataStream &operator<<( QDataStream& s, const PixmapInfo& inf) {
     return s << inf.file  << inf.width << inf.height;
 }
 
 LauncherThumbReceiver::LauncherThumbReceiver()
-    :QObject()
+    :QObject(),requestTimer(this)
 {
+
+    connect(&requestTimer,SIGNAL(timeout()),SLOT(sendRequest()));
     QCopChannel * chan = new QCopChannel( "QPE/opie-eye",this );
     connect(chan, SIGNAL(received(const QCString&,const QByteArray&)),
             this, SLOT(recieve(const QCString&,const QByteArray&)) );
 
     {
         QCopEnvelope( "QPE/Application/opie-eye_slave", "refUp()" );
     }
 }
 
 LauncherThumbReceiver::~LauncherThumbReceiver()
 {
     {
         QCopEnvelope( "QPE/Application/opie-eye_slave", "refDown()" );
     }
 }
 
 void LauncherThumbReceiver::recieve( const QCString&str, const QByteArray&at )
 {
     PixmapInfos pixinfos;
     QDataStream stream( at, IO_ReadOnly );
 
     /* we are just interested in thumbmails */
     if ( str == "pixmapsHandled(PixmapList)" )
         stream >> pixinfos;
 
     for ( PixmapInfos::Iterator it = pixinfos.begin(); it != pixinfos.end(); ++it ) {
         emit sig_Thumbnail((*it).pixmap,(*it).file,(*it).width);
     }
 }
 
 void LauncherThumbReceiver::requestThumb(const QString&file,int width,int height)
 {
     PixmapInfo rItem;
     rItem.file = file;
     rItem.width = width;
     rItem.height = height;
     m_inThumbNail.append(rItem);
-    QTimer::singleShot(2, this, SLOT(sendRequest()));
+    if (!requestTimer.isActive()) {
+        requestTimer.start(100,true);
+    }
 }
 
 void LauncherThumbReceiver::sendRequest()
 {
     if (m_inThumbNail.count()>0) {
         QCopEnvelope env("QPE/opie-eye_slave", "pixmapInfos(PixmapInfos)" );
         env << m_inThumbNail;
         m_inThumbNail.clear();
     }
 }
diff --git a/core/launcher/launcherview.h b/core/launcher/launcherview.h
index 6a2d197..792c6d1 100644
--- a/core/launcher/launcherview.h
+++ b/core/launcher/launcherview.h
@@ -108,148 +108,152 @@ protected:
 private:
     static bool bsy;
     QWidget* tools;
     LauncherIconView* icons;
     QComboBox *typemb;
     QStringList typelist;
     CategorySelect *catmb;
     ViewMode vmode;
     BackgroundType bgType;
     QString bgName;
     QColor textCol;
 
     QImage loadBackgroundImage(QString &fname);
 
 };
 
 /* from opie-eye */
 struct PixmapInfo {
     PixmapInfo() : width( -1 ), height( -1 ) {}
     bool operator==( const PixmapInfo& r ) {
         if ( width  != r.width  ) return false;
         if ( height != r.height ) return false;
         if ( file   != r.file   ) return false;
         return true;
     }
     int width, height;
     QString file;
     QPixmap pixmap;
 };
 
 class LauncherThumbReceiver:public QObject
 {
     Q_OBJECT
     typedef QValueList<PixmapInfo> PixmapInfos;
 public:
     LauncherThumbReceiver();
     ~LauncherThumbReceiver();
     void requestThumb(const QString&file,int width,int height);
 
 public slots:
     void recieve( const QCString&, const QByteArray& );
 protected slots:
     virtual void sendRequest();
 
 signals:
     void sig_Thumbnail(const QPixmap&,const QString&,int);
 
 protected:
+    QTimer requestTimer;
     PixmapInfos m_inThumbNail;
 };
 
 class LauncherIconView : public QIconView {
     Q_OBJECT
 public:
     LauncherIconView( QWidget* parent, const char* name=0 );
     ~LauncherIconView();
     QIconViewItem* busyItem() const;
 
 #ifdef USE_ANIMATED_BUSY_ICON_OVERLAY
     QPixmap busyPixmap() const { return busyPix; }
 #endif
     void setBigIcons( bool bi );
     void updateCategoriesAndMimeTypes();
     void setBusyIndicatorType ( BusyIndicatorType t );
     void setStaticBackgroundPicture( bool enable );
     void doAutoScroll()
     {
     // We don't want rubberbanding (yet)
     }
 
     void setBusy(bool on);
     bool inKeyEvent() const { return ike; }
 
     void addItem(AppLnk* app, bool resort=TRUE);
     bool removeLink(const QString& linkfile,bool removeCache = true);
     void changeItem(const AppLnk&old,AppLnk*nlink);
 
     QStringList mimeTypes() const;
     QStringList categories() const;
     void clear();
     void addCatsAndMimes(AppLnk* app);
 
     void setBackgroundOrigin( QWidget::BackgroundOrigin ) {}
 
     void setBackgroundPixmap( const QPixmap &pm ) {
         bgPixmap = pm;
     }
 
     void setBackgroundColor( const QColor &c ) {
         bgColor = c;
     }
 
     void setColNumber( int );
 
     void drawBackground( QPainter *p, const QRect &r );
     void setItemTextPos( ItemTextPos pos );
     void hideOrShowItems(bool resort);
 
     void setTypeFilter(const QString& typefilter, bool resort);
     void setCategoryFilter( int catfilter, bool resort );
 
     enum SortMethod { Name, Date, Type };
 
     void setSortMethod( SortMethod m );
     int compare(const AppLnk* a, const AppLnk* b);
     void requestEyePix(const LauncherItem*which);
 
     static QMap<QString,QPixmap>* sm_EyeCache;
 
+    virtual void setPalette(const QPalette & palette);
+    virtual void unsetPalette();
+
 protected:
     virtual void timerEvent( QTimerEvent *te );
     void styleChange( QStyle &old );
     void calculateGrid( ItemTextPos pos );
     void focusInEvent( QFocusEvent * ) {}
     void focusOutEvent( QFocusEvent * ) {}
     LauncherItem*findDocItem(const QString&);
     void addCheckItem(AppLnk* app);
     void checkCallback();
     virtual void keyPressEvent(QKeyEvent* e);
 
 protected slots:
     void setEyePixmap(const QPixmap&,const QString&,int width);
     void stopEyeTimer();
 
 private:
     QList<AppLnk> hidden;
     QDict<void> mimes;
     QDict<void> cats;
     SortMethod sortmeth;
     QRegExp tf;
     int cf;
     LauncherItem* bsy;
     int busyTimer;
     bool ike;
     bool bigIcns;
     QPixmap bgPixmap;
     QColor bgColor;
     LauncherThumbReceiver*m_EyeCallBack;
 #ifdef USE_ANIMATED_BUSY_ICON_OVERLAY
     QPixmap busyPix;
 #endif
     BusyIndicatorType busyType;
     QTimer m_eyeTimer;
     int numColumns;
     bool staticBackground;
 };
 
 #endif // LAUNCHERVIEW_H