2 files changed, 124 insertions, 9 deletions

diff --git a/korganizer/komonthview.cpp b/korganizer/komonthview.cpp
index cba85fa..9b0389d 100644
--- a/korganizer/komonthview.cpp
+++ b/korganizer/komonthview.cpp
@@ -141,8 +141,9 @@ void KNoScrollListBox::focusOutEvent ( QFocusEvent * e )
     }
     QListBox::focusOutEvent ( e ); 
     setVScrollBarMode(QScrollView::AlwaysOff);
     setHScrollBarMode(QScrollView::AlwaysOff);
+    emit highligtIncidence( 0, (MonthViewCell*)this, 0 );
 }
 
 QString KNoScrollListBox::getWhatsThisText(QPoint p) 
 {
@@ -279,8 +280,9 @@ void KNoScrollListBox::mousePressEvent(QMouseEvent *e)
 
 MonthViewItem::MonthViewItem( Incidence *incidence, QDate qd, const QString & s)
     : QListBoxItem()
 {
+    mDisplayHightlighted = false;
     mblockRepaint = true;
     setText( s );
     mMultiday = 0; 
     mIncidence = incidence;
@@ -292,9 +294,10 @@ MonthViewItem::MonthViewItem( Incidence *incidence, QDate qd, const QString & s)
     mdayPos = 0;
     isWeekItem = KOPrefs::instance()->mMonthViewWeek;
 }
 void MonthViewItem::recycle( Incidence *incidence, QDate qd, const QString & s)
-{
+{ 
+    mDisplayHightlighted = false;
     setText( s );
     mMultiday = 0; 
     mIncidence = incidence;
     mDate = qd;
@@ -303,9 +306,31 @@ void MonthViewItem::recycle( Incidence *incidence, QDate qd, const QString & s)
     mReply = false;
     mInfo = false; 
     mdayPos = 0;
 }
+bool MonthViewItem::setHighlightedFalse()
+{
+    if ( !mDisplayHightlighted )
+        return false;
+    mDisplayHightlighted = false;
+    return true;
+}
 
+bool MonthViewItem::setHighlighted( Incidence * inc )
+{
+    if ( inc == mIncidence ) {
+        if ( mDisplayHightlighted )
+            return false;
+        mDisplayHightlighted = true;
+        return true;
+    } else {
+        if ( !mDisplayHightlighted )
+            return false;
+        mDisplayHightlighted = false;
+        return true;
+    }
+    return false;
+}
 void MonthViewItem::paint(QPainter *p)
 {
     if ( mblockRepaint ) {
         return;
@@ -316,10 +341,12 @@ void MonthViewItem::paint(QPainter *p)
     bool sel = selected();
 #endif 
     int heihei = height( listBox () );
     int x = 1;
-    if (KOPrefs::instance()->mMonthViewUsesCategoryColor)
+    if (KOPrefs::instance()->mMonthViewUsesCategoryColor || mDisplayHightlighted )
         {
+            if ( mDisplayHightlighted )
+                sel = true;
             p->setBackgroundColor( palette().color( QPalette::Normal,  \
                                                     sel ? QColorGroup::Highlight : QColorGroup::Background ) );
             p->eraseRect( 0, 0, listBox()->maxItemWidth(), heihei );
         }
@@ -599,8 +626,9 @@ void MonthViewCell::setHoliday( const QString &holiday )
 }
 
 void MonthViewCell::startUpdateCell()
 {
+    
     mdayCount = 0;
     setFocusPolicy(NoFocus); 
     if ( !mMonthView->isUpdatePossible() )
         return;
@@ -1082,14 +1110,41 @@ void MonthViewCell::contextMenu( QListBoxItem *item )
 }
 
 void MonthViewCell::selection( QListBoxItem *item )
 {
-    if ( !item ) return;
-
+    if ( !item ) {
+        emit highligtIncidence( 0 , this, 0 );
+        return;
+    }
+    MonthViewItem * it = (static_cast<MonthViewItem *>( item ));
+    emit highligtIncidence( it->incidence(), this, it->multiDay() );
     mMonthView->setSelectedCell( this );
 }
 
-
+void  MonthViewCell::deHightLight()
+{
+    MonthViewItem *mitem = (MonthViewItem*) firstItem ();
+    while ( mitem ) {
+        if ( mitem->setHighlightedFalse() )
+            updateItem ( mitem );
+        mitem = (MonthViewItem *)mitem->next();
+    }
+}
+// returns true if no inc found
+bool MonthViewCell::doHightLight( Incidence * inc )
+{
+ 
+    MonthViewItem *mitem = (MonthViewItem*) firstItem ();
+    while ( mitem ) {
+        if ( mitem->incidence() == inc ) {
+            if ( mitem->setHighlighted( inc ) )
+                updateItem ( mitem );
+            return false;
+        }
+        mitem = (MonthViewItem *)mitem->next();
+    }
+    return true;
+}    
 // *******************************************************************************
 // *******************************************************************************
 // *******************************************************************************
 
@@ -1199,8 +1254,10 @@ KOMonthView::KOMonthView(Calendar *calendar, QWidget *parent, const char *name)
             connect( cell, SIGNAL( nextCell() ),
                      SLOT( nextCell() ) );
             connect( cell, SIGNAL( prevCell() ),
                      SLOT( prevCell() ) );
+            connect( cell, SIGNAL(  highligtIncidence( Incidence * , MonthViewCell *, int ) ),
+                     SLOT( incidenceHighlighted( Incidence *, MonthViewCell *, int ) ));
         }
     }
     mCellsW.resize( mDaysPerWeek );
     for( col = 0; col < mDaysPerWeek; ++col ) {
@@ -1216,8 +1273,10 @@ KOMonthView::KOMonthView(Calendar *calendar, QWidget *parent, const char *name)
         connect( cell, SIGNAL( nextCell() ),
                  SLOT( nextCell() ) );
         connect( cell, SIGNAL( prevCell() ),
                  SLOT( prevCell() ) );
+        connect( cell, SIGNAL(  highligtIncidence( Incidence * , MonthViewCell *, int ) ),
+                 SLOT( incidenceHighlighted( Incidence *, MonthViewCell *, int ) ));
         cell->updateConfig(KOPrefs::instance()->mMonthViewUsesBigFont );
     }
 
     //connect( mWeekLabels[mNumWeeks], SIGNAL( clicked() ), SLOT( switchView() ) );
@@ -1287,8 +1346,59 @@ KOMonthView::~KOMonthView()
 {
     delete mContextMenu;
 }
 
+void KOMonthView::incidenceHighlighted( Incidence * inc , MonthViewCell* mc, int mday )
+{
+    //qDebug("KOMonthView::incidenceHighlighted %d %d %d", inc, mc, mday );
+    static Incidence * lastInc = 0;
+    static MonthViewCell * lastCell = 0;
+    
+    if ( lastInc == inc && lastCell == mc )
+        return;
+    lastInc = inc;
+    lastCell = mc;
+    //qDebug("KOMonthView::incidenceHighlighted %d %d %d", inc, mc, mday );
+
+    bool weekview = false;
+    int index = 0;
+    for (uint i = 0; i < mCellsW.count(); ++i) {
+        if ( mCellsW[i] == mc ) {
+            weekview = true;
+            index = i;
+            break;
+        }
+    }
+    QPtrVector<MonthViewCell> *cells;
+    if ( weekview ) 
+     cells = &mCellsW;
+    else {
+        for (uint i = 0; i < mCells.count(); ++i) {
+            if ( mCells[i] == mc ) {
+                index = i;
+                break;
+            }
+        }
+        cells = &mCells;
+    }
+    for (uint i = 0; i < (*cells).count(); ++i) {
+        (*cells)[i]->deHightLight();
+    }
+    if ( ! inc ) 
+        return;
+    if ( mday > 1 && index > 0 )
+        for (int i = index-1; i >= 0; --i) {
+            //qDebug("index %d iii %d ", index, i);
+            if ( (*cells)[(uint)i]->doHightLight(inc) )
+                break;
+        }
+    if ( mday < 3 && mday > 0 && index < (*cells).count()-1)
+        for (uint i = index+1; i < (*cells).count(); ++i) {
+            if ( (*cells)[i]->doHightLight(inc) )
+                break;
+        }
+    
+}
 void KOMonthView::selectInternalWeekNum ( int n )
 {
     switchView();  
     if ( !KOPrefs::instance()->mMonthViewWeek )
diff --git a/korganizer/komonthview.h b/korganizer/komonthview.h
index 65b5e77..159af16 100644
--- a/korganizer/komonthview.h
+++ b/korganizer/komonthview.h
@@ -43,8 +43,9 @@
 class QToolTipGroup; 
 #endif
 
 class KNOWhatsThis; 
+class MonthViewCell; 
 class KOWeekButton : public QPushButton
 {
     Q_OBJECT
   public:
@@ -84,8 +85,9 @@ class KNoScrollListBox: public QListBox
     void shiftUp();
     void rightClick();
     void nextCell();
     void prevCell();
+    void highligtIncidence( Incidence * , MonthViewCell*, int );
 
    protected slots:
     void oneDown();
     void keyPressEvent(QKeyEvent *);
@@ -109,16 +111,17 @@ class MonthViewItem: public QListBoxItem
     void setAlarm(bool on) { mAlarm = on; }
     void setReply(bool on) { mReply = on; }
     void setMoreInfo(bool on) { mInfo = on; }
     void setMultiDay(int type) { mMultiday = type; }
+    int multiDay() { return mMultiday; }
     void setMultiDayPos(int type) { mdayPos = type; }
     int gettMultiDayPos() { return mdayPos; }
     void setBlockRepaint(bool on) { mblockRepaint = on; }
-
+    bool setHighlighted( Incidence * );
 
     void setPalette(const QPalette &p) { mPalette = p; }
     QPalette palette() const { return mPalette; }
-
+    bool setHighlightedFalse();
     Incidence *incidence() const { return mIncidence; }
     QDate incidenceDate() { return mDate; }
 
   protected:
@@ -134,8 +137,9 @@ class MonthViewItem: public QListBoxItem
     bool mRecur;
     bool mAlarm;
     bool mReply;
     bool mInfo;
+    bool mDisplayHightlighted;
 
     QPalette mPalette;
     QDate mDate;
 
@@ -174,9 +178,10 @@ class MonthViewCell : public KNoScrollListBox
 
     Incidence *selectedIncidence();
     QDate selectedIncidenceDate();
     QPushButton * dateLabel() { return mLabel; }
-
+    void deHightLight();
+    bool doHightLight( Incidence *);
     void deselect();
     void select();
 #ifdef DESKTOP_VERSION
     static QToolTipGroup *toolTipGroup(); 
@@ -191,9 +196,8 @@ class MonthViewCell : public KNoScrollListBox
     void resizeEvent( QResizeEvent * );
 
 public slots:
     void showDay();
-
   protected slots:
     void defaultAction( QListBoxItem * );
     void contextMenu( QListBoxItem * );
     void selection( QListBoxItem * );
@@ -257,8 +261,9 @@ class KOMonthView: public KOEventView
     bool skipResize; 
     NavigatorBar* navigatorBar() { return mNavigatorBar ;}
     void clearList();
   public slots:
+    void incidenceHighlighted( Incidence *, MonthViewCell*, int );
     void nextCell();
     void prevCell();
     virtual void updateView();
     virtual void updateConfig();