4 files changed, 26 insertions, 4 deletions

diff --git a/korganizer/koagendaview.cpp b/korganizer/koagendaview.cpp
index 2996acb..218396d 100644
--- a/korganizer/koagendaview.cpp
+++ b/korganizer/koagendaview.cpp
@@ -76,18 +76,20 @@ extern int globalFlagBlockAgendaItemUpdate;
 extern int globalFlagBlockLabel;
 using namespace KOrg;
 
 
 
 TimeLabels::TimeLabels(int rows,QWidget *parent,const char *name,WFlags f) :
     QScrollView(parent,name,f)
 {
+    myPix.resize( 1, 1 );
     mRows = rows;
 
+    mRedrawNeeded = true;
     setMinimumHeight( 20 );
     mCellHeight = KOPrefs::instance()->mHourSize*4;
 
     enableClipper(true);
 
     setHScrollBarMode(AlwaysOff);
     setVScrollBarMode(AlwaysOff);
 
@@ -111,16 +113,17 @@ void TimeLabels::drawContents(QPainter *p,int cx, int cy, int cw, int ch)
     //   if ( globalFlagBlockAgenda )
     //       return;
     // bug:  the parameters cx, cy, cw, ch are the areas that need to be
     //       redrawn, not the area of the widget.  unfortunately, this
     //       code assumes the latter...
 
     // now, for a workaround...
     // these two assignments fix the weird redraw bug
+    if ( mRedrawNeeded ) {
     cx = contentsX() + 2;
     cw = contentsWidth() - 2;
     // end of workaround
 
     int cell = ((int)(cy/mCellHeight));
     int y = cell * mCellHeight;
     QFontMetrics fm = fontMetrics();
     QString hour;
@@ -178,29 +181,36 @@ void TimeLabels::drawContents(QPainter *p,int cx, int cy, int cw, int ch)
         p->setFont( sFont ); 
         offset = startW - tw2-1;
         p->drawText(cx - borderWidth + offset, y+ sHei, suffix);
 
         // increment indices
         y += mCellHeight;
         cell++;
     }
+    } else {
+        //qDebug("NO  redraw ");
+    }
+    // double buffer not yet implemented
+    //bitBlt (this, 0, 0, &myPix, 0 ,0,width(), height() ,CopyROP);
+    //mRedrawNeeded = false;
 }
 
 /**
    Calculates the minimum width.
 */
 int TimeLabels::minimumWidth() const
 {
     return mMiniWidth;
 }
 
 /** updates widget's internal state */
 void TimeLabels::updateConfig()
 {
+    mRedrawNeeded = true;
     // set the font
     //  config->setGroup("Fonts");
     //  QFont font = config->readFontEntry("TimeBar Font");
     setFont(KOPrefs::instance()->mTimeBarFont);
     QString test = "88:88";
     if (KGlobal::locale()->use12Clock())
         test += "i";
     mMiniWidth = fontMetrics().width(test) + frameWidth()*2 +1 ;
diff --git a/korganizer/koagendaview.h b/korganizer/koagendaview.h
index 6dc81c6..30c9b05 100644
--- a/korganizer/koagendaview.h
+++ b/korganizer/koagendaview.h
@@ -96,16 +96,18 @@ class TimeLabels : public QScrollView {
     /** update time label positions */
     void positionChanged();
  signals:
     void scaleChanged();
   protected:
     void drawContents(QPainter *p,int cx, int cy, int cw, int ch);
 
   private:
+    QPixmap myPix;
+    bool mRedrawNeeded;
     int mMiniWidth;
     int mMouseDownY;
     QString mOrgCap;
     int mRows;
     int mCellHeight;
 
     /**  */
     KOAgenda* mAgenda;
diff --git a/korganizer/kodaymatrix.cpp b/korganizer/kodaymatrix.cpp
index d543aaf..dfc6af7 100644
--- a/korganizer/kodaymatrix.cpp
+++ b/korganizer/kodaymatrix.cpp
@@ -105,16 +105,17 @@ const int KODayMatrix::NUMDAYS = 42;
 KODayMatrix::KODayMatrix( QWidget *parent, const char *name )
     : QFrame( parent, name , Qt::WRepaintNoErase ), mCalendar( 0 )
 
 #if 0
 KODayMatrix::KODayMatrix(QWidget *parent, Calendar* calendar, QDate date, const char *name) :
   QFrame(parent, name)
 #endif
 {
+    mRedrawNeeded = true;
   mKODaymatrixWhatsThis =  new KODaymatrixWhatsThis(this);
   mPendingUpdateBeforeRepaint = false;
   mouseDown = false;
   // initialize dynamic arrays
   bDays.resize ( NUMDAYS );
   hDays.resize ( NUMDAYS );;
   eDays.resize ( NUMDAYS );;
   days = new QDate[NUMDAYS];
@@ -381,16 +382,17 @@ void KODayMatrix::updateViewTimed()
         //if it is a holy day then draw it red. Sundays are consider holidays, too
         if ( (KOGlobals::self()->calendarSystem()->dayOfWeek(days[i]) == KOGlobals::self()->calendarSystem()->weekDayOfPray()) ||
              !holiStr.isEmpty()) {
             mHolidays[i] = holiStr;
         } else {
             mHolidays[i] = QString::null;
         }
     }
+    mRedrawNeeded = true;
     if ( ! mPendingUpdateBeforeRepaint )
         repaint(false);
 }
 void KODayMatrix::updateView(QDate actdate)
 {
    
     if ( ! actdate.isValid() ) {
         //qDebug("date not valid ");
@@ -415,25 +417,26 @@ void KODayMatrix::updateView(QDate actdate)
                     mSelStart = mSelStart + tmp;
                 if( mSelEnd > NUMDAYS || mSelEnd < 0 )
                     mSelEnd = mSelEnd + tmp;
                     }
         }
         startdate = actdate;
         mDayChanged = true;
         recalculateToday();
+        mRedrawNeeded = true;
     }
     //qDebug("restart Timer %d vis: %d", mDayChanged, isVisible() );
     if ( !isVisible() ) {
         mPendingUpdateBeforeRepaint = true; 
     } else {
 #ifdef DESKTOP_VERSION
         //mRepaintTimer->start( 100 );
         //updateViewTimed();
-     mUpdateTimer->start( 20 );
+     mUpdateTimer->start( 50 );
 #else
         mRepaintTimer->start( 350 ); 
         mUpdateTimer->start( 1200 );
 #endif
     }
 }
 void KODayMatrix::updateEvents()
 {
@@ -673,17 +676,21 @@ void KODayMatrix::paintEvent(QPaintEvent * pevent)
     if ( width() <= 0  || height() <= 0 )
         return;
     if ( mPendingUpdateBeforeRepaint ) {
         updateViewTimed();
         mPendingUpdateBeforeRepaint = false;
     }
     if ( myPix.width() != width() || myPix.height()!=height() ) {
         myPix.resize(size() );
+        mRedrawNeeded = true;
     }
+
+    if ( mRedrawNeeded ) {
+        //qDebug("REDRAW ");
   QPainter p(&myPix);
   p.setFont(font());
 
 
   int dheight = daysize.height();
   int dwidth = daysize.width();
   int row,col;
   int selw, selh;
@@ -922,19 +929,21 @@ void KODayMatrix::paintEvent(QPaintEvent * pevent)
       }
       // reset bold font to plain font
       if ( eDays.testBit(i)) {
           QFont myFont = font();
           myFont.setBold(false);
           p.setFont(myFont);
       }
   }
-  int off = 0;//xyOff;
-    bitBlt (this, off, off, &myPix, 0 ,0,width(), height() ,CopyROP); 
-    //qDebug("ffffffffff %d ", off);
+    } else {
+        //qDebug("NO  redraw ");
+    }
+    bitBlt (this, 0, 0, &myPix, 0 ,0,width(), height() ,CopyROP);
+    mRedrawNeeded = false;
 }
 
 // ----------------------------------------------------------------------------
 //  R E SI Z E   E V E N T   H A N D L I N G
 // ----------------------------------------------------------------------------
 
 void KODayMatrix::resizeEvent(QResizeEvent *)
 {
diff --git a/korganizer/kodaymatrix.h b/korganizer/kodaymatrix.h
index 38a7f92..731117c 100644
--- a/korganizer/kodaymatrix.h
+++ b/korganizer/kodaymatrix.h
@@ -222,16 +222,17 @@ protected:
 
     void dragLeaveEvent(QDragLeaveEvent *);
 
     void dropEvent(QDropEvent *);
 
     void resizeEvent(QResizeEvent *);
 
 private:
+    bool mRedrawNeeded;
     KODaymatrixWhatsThis* mKODaymatrixWhatsThis;
     bool mouseDown;
     QBitArray bDays;
     QBitArray hDays;
     QBitArray eDays;
     QPixmap myPix;
     QTimer* mUpdateTimer;
     QTimer* mRepaintTimer;