7 files changed, 116 insertions, 91 deletions

diff --git a/bin/kdepim/WhatsNew.txt b/bin/kdepim/WhatsNew.txt
index 178f92d..2858d9c 100644
--- a/bin/kdepim/WhatsNew.txt
+++ b/bin/kdepim/WhatsNew.txt
@@ -9,6 +9,7 @@ Fixed many problems of new (english) strings (and german translations)
 introduced in the latest versions, where the text was not fitting on the 
 240x320 display of the Zaurus 5500.
 
+KO/Pi:
 Added a popup menu ( press pen and hold to get popup ) to the agenda view
 with many useful items (add event/todo, show next week, two weeks, month, journal).
 
@@ -28,6 +29,12 @@ Setting a parent to uncomplete does not change the childs.
 Setting a child to uncomplete sets all parent to uncomplete.
 Setting a child to complete does not change the parents.
 
+Smart updating and double buffering of the daymatrix.
+Showing holidays in the day matrix.
+Many other small performance updates.
+
+Made day labels in agenda clickable. By clicking a label, the day is displayed in single day mode.
+
 Now the translation file usertranslation.txt is supposed to be in utf8 format.
 If you want to translate a language from western europe, just change the germantranslation.txt file. Please read the updated Usertranslation HowTo in KO/Pi Help menu.
 
diff --git a/korganizer/kodaymatrix.cpp b/korganizer/kodaymatrix.cpp
index ca896b5..549ef2a 100644
--- a/korganizer/kodaymatrix.cpp
+++ b/korganizer/kodaymatrix.cpp
@@ -212,7 +212,6 @@ void KODayMatrix::updateView()
 }
 void KODayMatrix::repaintViewTimed()
 {
-    qDebug("KODayMatrix::repaintViewTimed ");
     mRepaintTimer->stop(); 
     repaint(false);
 }
@@ -220,42 +219,36 @@ void KODayMatrix::updateViewTimed()
 {
 
     mUpdateTimer->stop(); 
-    qDebug("KODayMatrix::updateView(QDate actdate)");
     for(int i = 0; i < NUMDAYS; i++) {
-
         // if events are set for the day then remember to draw it bold
         QPtrList<Event> eventlist = mCalendar->events(days[i]);
         Event *event;
         int numEvents = eventlist.count();
-
+        QString holiStr = "";
         for(event=eventlist.first();event != 0;event=eventlist.next()) {
             ushort recurType = event->recurrence()->doesRecur();
-
             if ((recurType == Recurrence::rDaily && !KOPrefs::instance()->mDailyRecur) ||
                 (recurType == Recurrence::rWeekly && !KOPrefs::instance()->mWeeklyRecur)) {
                 numEvents--;
             }
+            if ( event->categories().contains( i18n("Holiday") ) || event->categories().contains( "Holiday" )) {
+                if ( !holiStr.isEmpty() )
+                    holiStr += "\n";
+                holiStr += event->summary();
+            }
         }
         events[i] = numEvents;
-
         //if it is a holy day then draw it red. Sundays are consider holidays, too
-#ifndef KORG_NOPLUGINS
-        QString holiStr = KOCore::self()->holiday(days[i]);
-#else
-        QString holiStr = QString::null;
-#endif
         if ( (KOGlobals::self()->calendarSystem()->dayOfWeek(days[i]) == KOGlobals::self()->calendarSystem()->weekDayOfPray()) ||
              !holiStr.isEmpty()) {
-            if (holiStr.isNull()) holiStr = "";
             mHolidays[i] = holiStr;
-
         } else {
             mHolidays[i] = QString::null;
         }
     }
     if ( ! mPendingUpdateBeforeRepaint )
         repaint(false);
- }
+}
 void KODayMatrix::updateView(QDate actdate)
 {
    
@@ -288,7 +281,7 @@ void KODayMatrix::updateView(QDate actdate)
         mDayChanged = true;
         recalculateToday();
     }
-    qDebug("restart Timer %d vis: %d", mDayChanged, isVisible() );
+    //qDebug("restart Timer %d vis: %d", mDayChanged, isVisible() );
     if ( !isVisible() ) {
         mPendingUpdateBeforeRepaint = true; 
     } else {
@@ -487,12 +480,16 @@ void KODayMatrix::dropEvent(QDropEvent *e)
 
 void KODayMatrix::paintEvent(QPaintEvent * pevent)
 {
-//kdDebug() << "KODayMatrix::paintEvent() BEGIN" << endl;
-   if ( mPendingUpdateBeforeRepaint ) {
-       updateViewTimed();
-       mPendingUpdateBeforeRepaint = false;
+    if ( width() <= 0  || height() <= 0 )
+        return;
+    if ( mPendingUpdateBeforeRepaint ) {
+        updateViewTimed();
+        mPendingUpdateBeforeRepaint = false;
+    }
+    if ( myPix.width() != width() || myPix.height()!=height() ) {
+        myPix.resize(size() );
     }
-  QPainter p(this);
+  QPainter p(&myPix);
 
   QRect sz = frameRect();
   int dheight = daysize.height();
@@ -538,84 +535,85 @@ void KODayMatrix::paintEvent(QPaintEvent * pevent)
   p.setPen(actcol);
   QPen tmppen;
   for(int i = 0; i < NUMDAYS; i++) {
-    row = i/7;
-    col = isRTL ? 6-(i-row*7) : i-row*7;
-
-    // if it is the first day of a month switch color from normal to shaded and vice versa
-    if ( KOGlobals::self()->calendarSystem()->day( days[i] ) == 1) {
-      if (actcol == mDefaultTextColorShaded) {
-        actcol = mDefaultTextColor;
-      } else {
-        actcol = mDefaultTextColorShaded;
+      row = i/7;
+      col = isRTL ? 6-(i-row*7) : i-row*7;
+
+      // if it is the first day of a month switch color from normal to shaded and vice versa
+      if ( KOGlobals::self()->calendarSystem()->day( days[i] ) == 1) {
+          if (actcol == mDefaultTextColorShaded) {
+              actcol = mDefaultTextColor;
+          } else {
+              actcol = mDefaultTextColorShaded;
+          }
+          p.setPen(actcol);
       }
-      p.setPen(actcol);
-    }
 
-    //Reset pen color after selected days block
-    if (i == mSelEnd+1) {
-      p.setPen(actcol);
-    }
+      //Reset pen color after selected days block
+      if (i == mSelEnd+1) {
+          p.setPen(actcol);
+      }
+
+      // if today then draw rectangle around day
+      if (today == i) {
+          tmppen = p.pen();
+          QPen mTodayPen(p.pen());
+
+          mTodayPen.setWidth(mTodayMarginWidth);
+          //draw red rectangle for holidays
+          if (!mHolidays[i].isNull()) {
+              if (actcol == mDefaultTextColor) {
+                  mTodayPen.setColor(KOPrefs::instance()->mHolidayColor);
+              } else {
+                  mTodayPen.setColor(mHolidayColorShaded);
+              }
+          }
+          //draw gray rectangle for today if in selection
+          if (i >= mSelStart && i <= mSelEnd) {
+              QColor grey("grey");
+              mTodayPen.setColor(grey);
+          }
+          p.setPen(mTodayPen);
+          p.drawRect(col*dwidth, row*dheight, dwidth, dheight);
+          p.setPen(tmppen);
+      }
 
-    // if today then draw rectangle around day
-    if (today == i) {
-      tmppen = p.pen();
-      QPen mTodayPen(p.pen());
+      // if any events are on that day then draw it using a bold font
+      if (events[i] > 0) {
+          QFont myFont = font();
+          myFont.setBold(true);
+          p.setFont(myFont);
+      }
 
-      mTodayPen.setWidth(mTodayMarginWidth);
-      //draw red rectangle for holidays
+      // if it is a holiday then use the default holiday color
       if (!mHolidays[i].isNull()) {
-        if (actcol == mDefaultTextColor) {
-          mTodayPen.setColor(KOPrefs::instance()->mHolidayColor);
-        } else {
-          mTodayPen.setColor(mHolidayColorShaded);
-        }
+          if (actcol == mDefaultTextColor) {
+              p.setPen(KOPrefs::instance()->mHolidayColor);
+          } else {
+              p.setPen(mHolidayColorShaded);
+          }
       }
-      //draw gray rectangle for today if in selection
+
+      // draw selected days with special color
+      // DO NOT specially highlight holidays in selection !
       if (i >= mSelStart && i <= mSelEnd) {
-        QColor grey("grey");
-        mTodayPen.setColor(grey);
+          p.setPen(mSelectedDaysColor);
       }
-      p.setPen(mTodayPen);
-      p.drawRect(col*dwidth, row*dheight, dwidth, dheight);
-      p.setPen(tmppen);
-    }
 
-    // if any events are on that day then draw it using a bold font
-    if (events[i] > 0) {
-      QFont myFont = font();
-      myFont.setBold(true);
-      p.setFont(myFont);
-    }
+      p.drawText(col*dwidth, row*dheight, dwidth, dheight,
+                 Qt::AlignHCenter | Qt::AlignVCenter,  daylbls[i]);
 
-    // if it is a holiday then use the default holiday color
-    if (!mHolidays[i].isNull()) {
-      if (actcol == mDefaultTextColor) {
-        p.setPen(KOPrefs::instance()->mHolidayColor);
-      } else {
-        p.setPen(mHolidayColorShaded);
+      // reset color to actual color
+      if (!mHolidays[i].isNull()) {
+          p.setPen(actcol);
+      }
+      // reset bold font to plain font
+      if (events[i] > 0) {
+          QFont myFont = font();
+          myFont.setBold(false);
+          p.setFont(myFont);
       }
-    }
-
-    // draw selected days with special color
-    // DO NOT specially highlight holidays in selection !
-    if (i >= mSelStart && i <= mSelEnd) {
-      p.setPen(mSelectedDaysColor);
-    }
-
-    p.drawText(col*dwidth, row*dheight, dwidth, dheight,
-              Qt::AlignHCenter | Qt::AlignVCenter,  daylbls[i]);
-
-    // reset color to actual color
-    if (!mHolidays[i].isNull()) {
-      p.setPen(actcol);
-    }
-    // reset bold font to plain font
-    if (events[i] > 0) {
-      QFont myFont = font();
-      myFont.setBold(false);
-      p.setFont(myFont);
-    }
   }
+    bitBlt (this, 0, 0, &myPix, 0 ,0,width(), height() ,CopyROP); 
 }
 
 // ----------------------------------------------------------------------------
diff --git a/korganizer/kodaymatrix.h b/korganizer/kodaymatrix.h
index ac2f59c..2dd112a 100644
--- a/korganizer/kodaymatrix.h
+++ b/korganizer/kodaymatrix.h
@@ -31,6 +31,7 @@
 #include <qpen.h>
 #include <qdatetime.h>
 #include <qtooltip.h>
+#include <qpixmap.h>
 
 #include <qmap.h>
 
@@ -221,6 +222,7 @@ protected:
     void resizeEvent(QResizeEvent *);
 
 private:
+    QPixmap myPix;
     QTimer* mUpdateTimer;
     QTimer* mRepaintTimer;
     bool mDayChanged;
diff --git a/korganizer/komonthview.cpp b/korganizer/komonthview.cpp
index 4cff23a..6411156 100644
--- a/korganizer/komonthview.cpp
+++ b/korganizer/komonthview.cpp
@@ -976,8 +976,8 @@ void KOMonthView::updateView()
 
     if ( !updatePossible )
         return;
-    QTime ti;
-    ti.start();
+    //QTime ti;
+    //ti.start();
 #if 1
     int i;
     for( i = 0; i < mCells.count(); ++i ) {
@@ -1080,7 +1080,7 @@ void KOMonthView::updateView()
     mCells[0]->setFocus();
 #endif
 
-    qDebug("update time %d ", ti.elapsed());
+    //qDebug("update time %d ", ti.elapsed());
 }
 
 void KOMonthView::resizeEvent(QResizeEvent * e)
diff --git a/korganizer/kotodoview.cpp b/korganizer/kotodoview.cpp
index 82437d8..99402c4 100644
--- a/korganizer/kotodoview.cpp
+++ b/korganizer/kotodoview.cpp
@@ -209,7 +209,11 @@ void KOTodoListView::contentsMousePressEvent(QMouseEvent* e)
 #endif
    QListView::contentsMousePressEvent(e);   
 }
-
+void KOTodoListView::paintEvent(QPaintEvent* e)
+{
+    emit paintNeeded();
+    QListView::paintEvent( e);
+}
 void KOTodoListView::contentsMouseMoveEvent(QMouseEvent* e)
 {
 
@@ -501,6 +505,8 @@ KOTodoView::KOTodoView(Calendar *calendar,QWidget* parent,const char* name) :
            SLOT( itemStateChanged( QListViewItem * ) ) );
   connect( mTodoListView, SIGNAL( collapsed( QListViewItem * ) ),
            SLOT( itemStateChanged( QListViewItem * ) ) );
+  connect( mTodoListView, SIGNAL( paintNeeded() ),
+           SLOT( paintNeeded()) );
 
 #if 0
   connect(mTodoListView,SIGNAL(selectionChanged(QListViewItem *)),
@@ -534,6 +540,13 @@ void KOTodoView::jumpToDate ()
 //    if ( mActiveItem->todo()->hasDueDate() )
 //       emit mActiveItem->todo()jumpToTime( mTodo->dtDue().date() );
 }
+void  KOTodoView::paintNeeded()
+{
+    if ( mPendingUpdateBeforeRepaint ) {
+        updateView();
+       mPendingUpdateBeforeRepaint = false;
+    }
+}
 void  KOTodoView::paintEvent(QPaintEvent * pevent)
 {
     if ( mPendingUpdateBeforeRepaint ) {
@@ -542,7 +555,7 @@ void  KOTodoView::paintEvent(QPaintEvent * pevent)
     }
     KOrg::BaseView::paintEvent( pevent);
 }
-    bool mPendingUpdateBeforeRepaint;
+
 void KOTodoView::updateView()
 {
     pendingSubtodo = 0;
diff --git a/korganizer/kotodoview.h b/korganizer/kotodoview.h
index 16bc133..2a9e737 100644
--- a/korganizer/kotodoview.h
+++ b/korganizer/kotodoview.h
@@ -60,6 +60,7 @@ class KOTodoListView : public KListView
     virtual ~KOTodoListView() {}
 
   signals:
+    void paintNeeded();
     void todoDropped(Todo *, int);  
     void double_Clicked(QListViewItem *item);
     void reparentTodoSignal( Todo *,Todo * );
@@ -77,6 +78,7 @@ class KOTodoListView : public KListView
     void contentsMouseDoubleClickEvent(QMouseEvent *);
 
   private:
+    void paintEvent(QPaintEvent * pevent);
     bool internalDrop;
     QString mName;
     Calendar *mCalendar;
@@ -198,6 +200,7 @@ class KOTodoView : public KOrg::BaseView
     void purgeCompletedSignal();
 
   protected slots:
+    void paintNeeded();
     void processSelectionChange();
     void addQuickTodo();
     void setTodoModified( Todo* );
@@ -213,6 +216,7 @@ class KOTodoView : public KOrg::BaseView
      * 3. add a private method for setting a todo modified + friend here?
      *  -- zecke 2002-07-08
      */
+    friend class KOTodoListView;
     void paintEvent(QPaintEvent * pevent);
     bool mPendingUpdateBeforeRepaint;
     friend class KOTodoViewItem;
diff --git a/korganizer/koviewmanager.cpp b/korganizer/koviewmanager.cpp
index 30f5fb1..188ad23 100644
--- a/korganizer/koviewmanager.cpp
+++ b/korganizer/koviewmanager.cpp
@@ -604,6 +604,7 @@ void KOViewManager::showJournalView()
     }
 
     showView(mJournalView);
+    mMainView->dateNavigator()->selectDates( 1 );
 }
 
 void KOViewManager::showTimeSpanView()