- progress bars are now also themed (same hack/workaround, that is used in

  liquid)
- some speed optimizations

2 files changed, 124 insertions, 18 deletions

diff --git a/noncore/styles/theme/othemestyle.cpp b/noncore/styles/theme/othemestyle.cpp
index 8c7a71b..a820efb 100644
--- a/noncore/styles/theme/othemestyle.cpp
+++ b/noncore/styles/theme/othemestyle.cpp
@@ -25,10 +25,69 @@
 #include <qpopupmenu.h>
 #include <qtabbar.h>
 #include <qglobal.h>
+#include <qprogressbar.h>
 
 #include <limits.h>
 #include <stdio.h>
 
+typedef void (QStyle::*QDrawMenuBarItemImpl) (QPainter *, int, int, int, int, QMenuItem *,
+                          QColorGroup &, bool, bool);
+
+QDrawMenuBarItemImpl qt_set_draw_menu_bar_impl(QDrawMenuBarItemImpl impl);
+
+
+/* !! HACK !! Beware
+ * 
+ * TT forgot to make the QProgressBar widget styleable in Qt 2.x
+ * So the only way to customize the drawing, is to intercept the 
+ * paint event - since we have to use protected functions, we need
+ * to derive a "hack" class from QProgressBar and do the painting
+ * in there.
+ * 
+ * - sandman
+ */
+
+class HackProgressBar : public QProgressBar {
+public:
+        HackProgressBar ( );
+        
+        void paint ( QPaintEvent *event, OThemeStyle *style )
+        {
+                QPainter p( this );
+
+                if ( !contentsRect().contains( event->rect() ) ) {
+                        p.save();
+                        p.setClipRegion( event->region().intersect(frameRect()) );
+                        drawFrame( &p);
+                        p.restore();
+                }
+                if ( event->rect().intersects( contentsRect() ))  {
+                        p.setClipRegion( event->region().intersect( contentsRect() ) );
+
+                        int x, y, w, h;
+                        contentsRect ( ). rect ( &x, &y, &w, &h );
+
+                        int prog = progress ( );
+                        int total = totalSteps ( );
+                        if ( prog < 0 )
+                                prog = 0;
+                        if ( total <= 0 )
+                                total = 1;
+                        int perc = prog * 100 / total;
+
+                                style-> drawProgressBar ( &p, x, y, w, h, colorGroup ( ), perc );
+
+                                if ( progress ( ) >= 0 && totalSteps ( ) > 0 ) {                
+                                QString pstr;
+                                pstr. sprintf ( "%d%%", 100 * progress()/totalSteps ());
+                                p. setPen ( colorGroup().text());//g.highlightedText ( ));
+                                p. drawText (x,y,w-1,h-1,AlignCenter,pstr);
+                        }
+                }
+        }
+};
+
+
 #define QCOORDARRLEN(x) sizeof(x)/(sizeof(QCOORD)*2)
 
 OThemeStyle::OThemeStyle( const QString &configFile )
@@ -42,7 +101,10 @@ OThemeStyle::~OThemeStyle()
 {}
 
 void OThemeStyle::polish( QApplication * /*app*/ )
-{}
+{
+        qt_set_draw_menu_bar_impl((QDrawMenuBarItemImpl) &OThemeStyle::drawMenuBarItem);
+}
+
 
 void OThemeStyle::polish( QPalette &p )
 {
@@ -79,6 +141,7 @@ void OThemeStyle::polish( QPalette &p )
 
 void OThemeStyle::unPolish( QApplication *app )
 {
+        qt_set_draw_menu_bar_impl ( 0 );
         app->setPalette( oldPalette, true );
 }
 
@@ -112,7 +175,7 @@ void OThemeStyle::polish( QWidget *w )
                         w->setPalette( newPal );
                 }
         }
-        if ( w->inherits( "QCheckBox" ) ) {
+        else if ( w->inherits( "QCheckBox" ) ) {
                 if ( isColor( IndicatorOff ) || isColor( IndicatorOn ) ) {
                         QPalette newPal( w->palette() );
                         w->setPalettePropagation( QWidget::SamePalette );
@@ -125,7 +188,7 @@ void OThemeStyle::polish( QWidget *w )
                         w->setPalette( newPal );
                 }
         }
-        if ( w->inherits( "QRadioButton" ) ) {
+        else if ( w->inherits( "QRadioButton" ) ) {
                 if ( isColor( ExIndicatorOff ) || isColor( ExIndicatorOn ) ) {
                         QPalette newPal( w->palette() );
                         w->setPalettePropagation( QWidget::SamePalette );
@@ -139,6 +202,9 @@ void OThemeStyle::polish( QWidget *w )
                         w->setPalette( newPal );
                 }
         }
+        else if ( w-> inherits ( "QProgressBar" ) ) {
+                w-> installEventFilter ( this );
+        }
 }
 
 void OThemeStyle::unPolish( QWidget* w )
@@ -159,10 +225,24 @@ void OThemeStyle::unPolish( QWidget* w )
         }
         if ( w->inherits( "QPopupMenu" ) )
                 w->unsetPalette();
-        if ( w->inherits( "QCheckBox" ) )
+        else if ( w->inherits( "QCheckBox" ) )
                 w->unsetPalette();
-        if ( w->inherits( "QRadioButton" ) )
+        else if ( w->inherits( "QRadioButton" ) )
                 w->unsetPalette();
+        else if ( w-> inherits ( "QProgressBar" ) )
+                w-> removeEventFilter ( this );
+}
+
+bool OThemeStyle::eventFilter ( QObject *obj, QEvent *ev )
+{
+        // only QProgressBar so far
+
+        if ( ev-> type ( ) == QEvent::Paint ) {
+                HackProgressBar *pb = (HackProgressBar *) obj;
+                pb-> paint ((QPaintEvent *) ev, this );
+                return true;
+        }
+        return false;
 }
 
 void OThemeStyle::drawBaseButton( QPainter *p, int x, int y, int w, int h,
@@ -1347,11 +1427,19 @@ void OThemeStyle::drawKMenuBar( QPainter *p, int x, int y, int w, int h,
         drawBaseButton( p, x, y, w, h, *colorGroup( g, MenuBar ), false, false,
                         MenuBar );
 }
+#endif
 
-void OThemeStyle::drawKMenuItem( QPainter *p, int x, int y, int w, int h,
-                                 const QColorGroup &g, bool active,
-                                 QMenuItem *mi, QBrush * )
+void OThemeStyle::drawMenuBarItem( QPainter *p, int x, int y, int w, int h,
+                                 QMenuItem *mi, const QColorGroup &g, 
+                                 bool /*enabled*/, bool active )
 {
+    if(active){
+        x -= 2; // Bug in Qt/E 
+        y -= 2;
+        w += 2;
+        h += 2;
+    }
+
         const QColorGroup * cg = colorGroup( g, active ? MenuBarItem : MenuBar );
         QColor btext = cg->buttonText();
         if ( active )
@@ -1359,11 +1447,29 @@ void OThemeStyle::drawKMenuItem( QPainter *p, int x, int y, int w, int h,
         //qDrawShadePanel(p, x, y, w, h, *cg, false, 1);
 
         drawItem( p, x, y, w, h, AlignCenter | ShowPrefix | DontClip | SingleLine,
-                  *cg, mi->isEnabled(), mi->pixmap(), mi->text(),
+                  *cg, mi-> isEnabled ( ), mi->pixmap(), mi->text(),
                   -1, &btext );
-        ;
 }
 
+
+
+void OThemeStyle::drawProgressBar ( QPainter *p, int x, int y, int w, int h, const QColorGroup &g, int percent )
+{
+        const QColorGroup * cg = colorGroup( g, ProgressBg );
+        QBrush bg;
+        bg.setColor( cg->color( QColorGroup::Background ) );
+        if ( isPixmap( ProgressBg ) )
+                bg.setPixmap( *uncached( ProgressBg ) );
+        
+        int pw = w * percent / 100;
+                
+                p-> fillRect ( x + pw, y, w - pw, h, bg ); // ### TODO
+        
+        drawBaseButton( p, x, y, pw, h, *cg, false, false, ProgressBar );
+}
+
+#if 0
+
 void OThemeStyle::drawKProgressBlock( QPainter *p, int x, int y, int w, int h,
                                       const QColorGroup &g, QBrush * )
 {
diff --git a/noncore/styles/theme/othemestyle.h b/noncore/styles/theme/othemestyle.h
index 52445c4..406b35b 100644
--- a/noncore/styles/theme/othemestyle.h
+++ b/noncore/styles/theme/othemestyle.h
@@ -26,6 +26,8 @@
 #include <qscrollbar.h>
 #include <qstring.h>
 
+class QProgressBar;
+
 
 /**
  * KDE themed styles.
@@ -63,6 +65,8 @@ public:
         // to make it possible for derived classes to overload this function
         virtual void polish( QPalette& pal );
 
+        virtual bool eventFilter ( QObject *obj, QEvent *ev );
+
         /**
          * This is a convenience method for drawing widgets with
          * borders, highlights, pixmaps, colors, etc...
@@ -312,12 +316,9 @@ public:
         /**
          * Draw a menubar item.
          */
-#if 0
-
-        virtual void drawKMenuItem( QPainter *p, int x, int y, int w, int h,
-                                    const QColorGroup &g, bool active,
-                                    QMenuItem *item, QBrush *fill = NULL );
-#endif
+        virtual void drawMenuBarItem( QPainter *p, int x, int y, int w, int h,
+                                      QMenuItem *item, const QColorGroup &g, 
+                                      bool enabled, bool active );
         /**
          * Return the width of the splitter as specified in the config file.
          */
@@ -352,8 +353,7 @@ public:
         /**
          * Draw a @ref KProgess bar.
          */ 
-        //    virtual void drawKProgressBlock(QPainter *p, int x, int y, int w, int h,
-        //                                    const QColorGroup &g, QBrush *fill);
+        virtual void drawProgressBar (QPainter *, int , int , int , int , const QColorGroup &, int );
         /**
          * Return the background for @ref KProgress.
          */