Another performance tweak for busyindicator and alpha-blended bg pixmaps

1 files changed, 18 insertions, 4 deletions

diff --git a/core/launcher/launcherview.cpp b/core/launcher/launcherview.cpp
index 33717bc..e15b150 100644
--- a/core/launcher/launcherview.cpp
+++ b/core/launcher/launcherview.cpp
@@ -131,42 +131,42 @@ public:
 			int gi = gc + qGreen ( *rgb ) * ( 100 - bs ) / 100;
 			int bi = bc + qBlue  ( *rgb ) * ( 100 - bs ) / 100;
 			int ai = qAlpha ( *rgb );
 			*rgb = qRgba ( ri, gi, bi, ai );
 		    }
 
 		    bpm [i].convertFromImage( img );
 		}
 	    	busystate = 0;	
 	    	if ( busytimer )
 	    	    killTimer ( busytimer );
 	    	timerEvent ( 0 );
-	    	busytimer = startTimer ( 180 );
+	    	busytimer = startTimer ( 200 );
 	    }
 	    else {
 		killTimer ( busytimer );
 		busytimer = 0;
 	    }
 	}
     }
 
     virtual void timerEvent ( QTimerEvent *te )
     {
 	if ( !te || ( te-> timerId ( ) == busytimer )) {
 	    if ( bsy ) {
 		busystate++;
 		if ( busystate > 5 )
 			busystate = -4;
 			
-		bsy-> repaint ( );
+		QScrollView::updateContents ( bsy-> pixmapRect ( false ));
 	    }
 	}
     }
 
     bool inKeyEvent() const { return ike; }
     void keyPressEvent(QKeyEvent* e)
     {
 	ike = TRUE;
 	if ( e->key() == Key_F33 /* OK button */ || e->key() == Key_Space )
 	    returnPressed(currentItem());
 	QIconView::keyPressEvent(e);
 	ike = FALSE;
@@ -193,35 +193,49 @@ public:
 	// 	    cats.replace(*cit,(void*)1);
 	// 	}
 	QString maj=app->type();
 	int sl=maj.find('/');
 	if (sl>=0) {
 	    QString k;
 	    k = maj.left(12) == "application/" ? maj : maj.left(sl);
 	    mimes.replace(k,(void*)1);
 	}
     }
 
     void setBackgroundPixmap( const QPixmap &pm ) {
-	bgPixmap = pm;
+	if ( pm. isNull ( )) {
+	    bgPixmap = pm;
+	}
+	else {    
+	    // This is need for bg images with alpha channel	
+	
+	    QPixmap tmp ( pm. size ( ), pm. depth ( ));
+    	
+	    QPainter p ( &tmp );
+	    p. fillRect ( 0, 0, pm. width ( ), pm. height ( ), bgColor. isValid ( ) ? bgColor : white );
+	    p. drawPixmap ( 0, 0, pm );    	
+	    p. end ( );
+    
+	   bgPixmap = tmp;
+	}
     }
 
     void setBackgroundColor( const QColor &c ) {
 	bgColor = c;
     }
 
     void drawBackground( QPainter *p, const QRect &r )
     {
 	if ( !bgPixmap.isNull() ) {
-	    p-> fillRect ( r, bgColor );
+	    //p-> fillRect ( r, bgColor );
 	    p->drawTiledPixmap( r, bgPixmap,
                    QPoint( (r.x() + contentsX()) % bgPixmap.width(),
                            (r.y() + contentsY()) % bgPixmap.height() ) );
 	} else {
 	    p->fillRect( r, bgColor );
 	}
     }
 
     void setItemTextPos( ItemTextPos pos )
     {
 	calculateGrid( pos );
 	QIconView::setItemTextPos( pos );