bugfix: KListView did not recognize singleclicks

2 files changed, 65 insertions, 30 deletions

diff --git a/microkde/kdeui/klistview.cpp b/microkde/kdeui/klistview.cpp
index 3c809b4..32483bb 100644
--- a/microkde/kdeui/klistview.cpp
+++ b/microkde/kdeui/klistview.cpp
@@ -486,116 +486,133 @@ bool KListView::isExecuteArea( int x )
     int width = columnWidth( 0 );
     int pos = header()->mapToIndex( 0 );
 
     for ( int index = 0; index < pos; index++ )
       offset += columnWidth( header()->mapToSection( index ) );
 
     x += contentsX(); // in case of a horizontal scrollbar
     return ( x > offset && x < ( offset + width ) );
   }
 }
 
 void KListView::slotOnItem( QListViewItem *item )
 {
   QPoint vp = viewport()->mapFromGlobal( QCursor::pos() );
   if ( item && isExecuteArea( vp.x() ) && (d->autoSelectDelay > -1) && d->bUseSingle ) {
     d->autoSelect.start( d->autoSelectDelay, true );
     d->pCurrentItem = item;
   }
 }
 
 void KListView::slotOnViewport()
 {
   if ( d->bChangeCursorOverItem )
     viewport()->unsetCursor();
 
   d->autoSelect.stop();
   d->pCurrentItem = 0L;
 }
 
 void KListView::slotSettingsChanged(int category)
 {
     //qDebug("KListView::slotSettingsChanged has to be verified");
-/*US
+
 
   switch (category)
   {
+    //US I create my private category (=1) to set the settings
+  case 1:
+    d->dragDelay = 2;
+    //US set explicitly d->bUseSingle = KGlobalSettings::singleClick();
+    qDebug("KListView::slotSettingsChanged: single%i", d->bUseSingle);
+
+    disconnect(this, SIGNAL (mouseButtonClicked (int, QListViewItem*, const QPoint &, int)),
+               this, SLOT (slotMouseButtonClicked (int, QListViewItem*, const QPoint &, int)));
+
+    if( d->bUseSingle )
+      connect (this, SIGNAL (mouseButtonClicked (int, QListViewItem*, const QPoint &, int)),
+               this, SLOT (slotMouseButtonClicked( int, QListViewItem*, const QPoint &, int)));
+
+    //US d->bChangeCursorOverItem = KGlobalSettings::changeCursorOverIcon();
+    //US d->autoSelectDelay = KGlobalSettings::autoSelectDelay();
+
+    if( !d->bUseSingle || !d->bChangeCursorOverItem )
+       viewport()->unsetCursor();
+
+    break;
+
+    /*US
   case KApplication::SETTINGS_MOUSE:
     d->dragDelay =  KGlobalSettings::dndEventDelay();
     d->bUseSingle = KGlobalSettings::singleClick();
 
     disconnect(this, SIGNAL (mouseButtonClicked (int, QListViewItem*, const QPoint &, int)),
                this, SLOT (slotMouseButtonClicked (int, QListViewItem*, const QPoint &, int)));
 
     if( d->bUseSingle )
       connect (this, SIGNAL (mouseButtonClicked (int, QListViewItem*, const QPoint &, int)),
                this, SLOT (slotMouseButtonClicked( int, QListViewItem*, const QPoint &, int)));
 
     d->bChangeCursorOverItem = KGlobalSettings::changeCursorOverIcon();
     d->autoSelectDelay = KGlobalSettings::autoSelectDelay();
 
     if( !d->bUseSingle || !d->bChangeCursorOverItem )
        viewport()->unsetCursor();
 
     break;
-
   case KApplication::SETTINGS_POPUPMENU:
     d->contextMenuKey = KGlobalSettings::contextMenuKey ();
     d->showContextMenusOnPress = KGlobalSettings::showContextMenusOnPress ();
 
     if (d->showContextMenusOnPress)
     {
       disconnect (0L, 0L, this, SLOT (emitContextMenu (QListViewItem*, const QPoint&, int)));
 
       connect(this, SIGNAL (rightButtonPressed (QListViewItem*, const QPoint&, int)),
               this, SLOT (emitContextMenu (QListViewItem*, const QPoint&, int)));
     }
     else
     {
       disconnect (0L, 0L, this, SLOT (emitContextMenu (QListViewItem*, const QPoint&, int)));
 
       connect(this, SIGNAL (rightButtonClicked (QListViewItem*, const QPoint&, int)),
               this, SLOT (emitContextMenu (QListViewItem*, const QPoint&, int)));
     }
     break;
+    */
 
   default:
     break;
   }
-*/  
     
-    if( d->bUseSingle )
-      connect (this, SIGNAL (mouseButtonClicked (int, QListViewItem*, const QPoint &, int)),
-               this, SLOT (slotMouseButtonClicked( int, QListViewItem*, const QPoint &, int)));
-
 }
 
 void KListView::slotAutoSelect()
 {
   // check that the item still exists
   if( itemIndex( d->pCurrentItem ) == -1 )
     return;
 
   if (!isActiveWindow())
         {
           d->autoSelect.stop();
           return;
         }
 
   //Give this widget the keyboard focus.
   if( !hasFocus() )
     setFocus();
 
   QListViewItem* previousItem = currentItem();
   setCurrentItem( d->pCurrentItem );
 
 #if 0
 #ifndef Q_WS_QWS
   // FIXME(E): Implement for Qt Embedded
   if( d->pCurrentItem ) {
     //Shift pressed?
     if( (keybstate & ShiftMask) ) {
       bool block = signalsBlocked();
       blockSignals( true );
 
       //No Ctrl? Then clear before!
       if( !(keybstate & ControlMask) )
@@ -629,304 +646,308 @@ void KListView::slotAutoSelect()
                 emit selectionChanged( d->pCurrentItem );
     }
     else if( (keybstate & ControlMask) )
       setSelected( d->pCurrentItem, !d->pCurrentItem->isSelected() );
     else {
       bool block = signalsBlocked();
       blockSignals( true );
 
       if( !d->pCurrentItem->isSelected() )
                 clearSelection();
 
       blockSignals( block );
 
       setSelected( d->pCurrentItem, true );
     }
   }
   else
     kdDebug() << "KListView::slotAutoSelect: Thats not supposed to happen!!!!" << endl;
 #endif
 #endif
 }
 
 void KListView::slotHeaderChanged()
 {
   if (d->fullWidth && columns())
   {
     int w = 0;
     for (int i = 0; i < columns() - 1; ++i) w += columnWidth(i);
     setColumnWidth( columns() - 1, viewport()->width() - w - 1 );
   }
 }
 
-void KListView::emitExecute( QListViewItem *item, const QPoint &pos, int c )
+void KListView::emitExecute( int buttonstate, QListViewItem *item, const QPoint &pos, int c)
 {
+  //  qDebug("KListView::emitExecute buttonstate=%i", buttonstate);
     if( isExecuteArea( viewport()->mapFromGlobal(pos) ) ) {
 
         // Double click mode ?
         if ( !d->bUseSingle )
         {
             emit executed( item );
             emit executed( item, pos, c );
         }
         else
         {
-#if 0
-#ifndef Q_WS_QWS
-	    // FIXME(E): Implement for Qt Embedded
-            Window root;
-            Window child;
-            int root_x, root_y, win_x, win_y;
-            uint keybstate;
-            XQueryPointer( qt_xdisplay(), qt_xrootwin(), &root, &child,
-                           &root_x, &root_y, &win_x, &win_y, &keybstate );
-
+	  //US special implementation for embedded systems
             d->autoSelect.stop();
 
             //Dont emit executed if in SC mode and Shift or Ctrl are pressed
-            if( !( ((keybstate & ShiftMask) || (keybstate & ControlMask)) ) ) {
+	    if( !( (buttonstate==ShiftButton) || (buttonstate==ControlButton) )) {
+	      //            if( !( ((keybstate & ShiftMask) || (keybstate & ControlMask)) ) ) {
+
                 emit executed( item );
                 emit executed( item, pos, c );
             }
-#endif
-#endif
         }
     }
 }
 
 void KListView::focusInEvent( QFocusEvent *fe )
 {
  //   kdDebug()<<"KListView::focusInEvent()"<<endl;
   QListView::focusInEvent( fe );
   if ((d->selectedBySimpleMove)
       && (d->selectionMode == FileManager)
       && (fe->reason()!=QFocusEvent::Popup)
       && (fe->reason()!=QFocusEvent::ActiveWindow)
       && (currentItem()!=0))
   {
       currentItem()->setSelected(true);
       currentItem()->repaint();
       emit selectionChanged();
   };
 }
 
 void KListView::focusOutEvent( QFocusEvent *fe )
 {
   cleanDropVisualizer();
   cleanItemHighlighter();
 
   d->autoSelect.stop();
 
   if ((d->selectedBySimpleMove)
       && (d->selectionMode == FileManager)
       && (fe->reason()!=QFocusEvent::Popup)
       && (fe->reason()!=QFocusEvent::ActiveWindow)
       && (currentItem()!=0)
 /*US      && (!d->editor->isVisible()) */
     )
   {
       currentItem()->setSelected(false);
       currentItem()->repaint();
       emit selectionChanged();
   };
 
   QListView::focusOutEvent( fe );
 }
 
 void KListView::leaveEvent( QEvent *e )
 {
   d->autoSelect.stop();
 
   QListView::leaveEvent( e );
 }
 
 bool KListView::event( QEvent *e )
 {
   if (e->type() == QEvent::ApplicationPaletteChange) {
-qDebug("KListView::event make alternate color configurable");  
+    //qDebug("KListView::event make alternate color configurable");  
 //US  d->alternateBackground=KGlobalSettings::alternateBackgroundColor();
   d->alternateBackground = QColor(240, 240, 240);
   }
 
   return QListView::event(e);
 }
 
 void KListView::contentsMousePressEvent( QMouseEvent *e )
 {
+  //qDebug("KListView::contentsMousePressEvent");
   if( (selectionModeExt() == Extended) && (e->state() & ShiftButton) && !(e->state() & ControlButton) )
   {
     bool block = signalsBlocked();
     blockSignals( true );
 
     clearSelection();
 
     blockSignals( block );
   }
   else if ((selectionModeExt()==FileManager) && (d->selectedBySimpleMove))
   {
      d->selectedBySimpleMove=false;
      d->selectedUsingMouse=true;
      if (currentItem()!=0)
      {
         currentItem()->setSelected(false);
         currentItem()->repaint();
 //        emit selectionChanged();
      };
   };
 
   QPoint p( contentsToViewport( e->pos() ) );
   QListViewItem *at = itemAt (p);
 
   // true if the root decoration of the item "at" was clicked (i.e. the +/- sign)
   bool rootDecoClicked = at
            && ( p.x() <= header()->cellPos( header()->mapToActual( 0 ) ) +
                 treeStepSize() * ( at->depth() + ( rootIsDecorated() ? 1 : 0) ) + itemMargin() )
            && ( p.x() >= header()->cellPos( header()->mapToActual( 0 ) ) );
 
   if (e->button() == LeftButton && !rootDecoClicked)
   {
     //Start a drag
     d->startDragPos = e->pos();
 
     if (at)
     {
       d->validDrag = true;
       d->pressedOnSelected = at->isSelected();
     }
   }
 
   QListView::contentsMousePressEvent( e );
 }
 
 void KListView::contentsMouseMoveEvent( QMouseEvent *e )
 {
     if (!dragEnabled() || d->startDragPos.isNull() || !d->validDrag) {
       QListView::contentsMouseMoveEvent (e);
       return;
     }
 
   QPoint vp = contentsToViewport(e->pos());
   QListViewItem *item = itemAt( vp );
 
   //do we process cursor changes at all?
   if ( item && d->bChangeCursorOverItem && d->bUseSingle )
     {
       //Cursor moved on a new item or in/out the execute area
       if( (item != d->pCurrentItem) ||
           (isExecuteArea(vp) != d->cursorInExecuteArea) )
         {
           d->cursorInExecuteArea = isExecuteArea(vp);
-qDebug("KListView::contentsMouseMoveEvent drag&drop not supported yet");  
+	  //qDebug("KListView::contentsMouseMoveEvent drag&drop not supported yet");  
 /*US
           if( d->cursorInExecuteArea ) //cursor moved in execute area
             viewport()->setCursor( KCursor::handCursor() );
           else //cursor moved out of execute area
             viewport()->unsetCursor();
 */            
         }
     }
 
   bool dragOn = dragEnabled();
   QPoint newPos = e->pos();
   if (dragOn && d->validDrag &&
       (newPos.x() > d->startDragPos.x()+d->dragDelay ||
        newPos.x() < d->startDragPos.x()-d->dragDelay ||
        newPos.y() > d->startDragPos.y()+d->dragDelay ||
        newPos.y() < d->startDragPos.y()-d->dragDelay))
     //(d->startDragPos - e->pos()).manhattanLength() > QApplication::startDragDistance())
     {
       QListView::contentsMouseReleaseEvent( 0 );
       startDrag();
       d->startDragPos = QPoint();
       d->validDrag = false;
     }
 }
 
 void KListView::contentsMouseReleaseEvent( QMouseEvent *e )
 {
   if (e->button() == LeftButton)
   {
     // If the row was already selected, maybe we want to start an in-place editing
     if ( d->pressedOnSelected && itemsRenameable() )
     {
       QPoint p( contentsToViewport( e->pos() ) );
       QListViewItem *at = itemAt (p);
       if ( at )
       {
         // true if the root decoration of the item "at" was clicked (i.e. the +/- sign)
         bool rootDecoClicked =
                   ( p.x() <= header()->cellPos( header()->mapToActual( 0 ) ) +
                     treeStepSize() * ( at->depth() + ( rootIsDecorated() ? 1 : 0) ) + itemMargin() )
                && ( p.x() >= header()->cellPos( header()->mapToActual( 0 ) ) );
 
         if (!rootDecoClicked)
         {
           int col = header()->mapToLogical( header()->cellAt( p.x() ) );
           if ( d->renameable.contains(col) )
             rename(at, col);
         }
       }
     }
 
     d->pressedOnSelected = false;
     d->validDrag = false;
     d->startDragPos = QPoint();
   }
   QListView::contentsMouseReleaseEvent( e );
 }
 
 void KListView::contentsMouseDoubleClickEvent ( QMouseEvent *e )
 {
+  //qDebug("KListView::contentsMouseDoubleClickEvent");
   // We don't want to call the parent method because it does setOpen,
   // whereas we don't do it in single click mode... (David)
   //QListView::contentsMouseDoubleClickEvent( e );
 
   QPoint vp = contentsToViewport(e->pos());
   QListViewItem *item = itemAt( vp );
   emit QListView::doubleClicked( item ); // we do it now
 
   int col = item ? header()->mapToLogical( header()->cellAt( vp.x() ) ) : -1;
 
   if( item ) {
+    //qDebug("KListView::contentsMouseDoubleClickEvent: emit doubleClicked");
+
     emit doubleClicked( item, e->globalPos(), col );
 
-    if( (e->button() == LeftButton) && !d->bUseSingle )
-      emitExecute( item, e->globalPos(), col );
+    if( (e->button() == LeftButton) && !d->bUseSingle ) {
+      //qDebug("KListView::contentsMouseDoubleClickEvent: emitExecute");
+
+      emitExecute( e->button(), item, e->globalPos(), col);
+    }
   }
 }
 
 void KListView::slotMouseButtonClicked( int btn, QListViewItem *item, const QPoint &pos, int c )
 {
-  if( (btn == LeftButton) && item )
-    emitExecute(item, pos, c);
+  //qDebug("KListView::slotMouseButtonClicked");
+
+  if( (btn == LeftButton) && item ) {
+    //qDebug("KListView::slotMouseButtonClicked: emitExecute");
+
+    emitExecute(btn, item, pos, c);
+  }
 }
 
 void KListView::contentsDropEvent(QDropEvent* e)
 {
 qDebug("KListView::contentsDropEvent drag&drop not supported yet");  
 /*US
   cleanDropVisualizer();
   cleanItemHighlighter();
   d->dragExpand.stop();
 
   if (acceptDrag (e))
   {
     e->acceptAction();
     QListViewItem *afterme;
     QListViewItem *parent;
     findDrop(e->pos(), parent, afterme);
 
     if (e->source() == viewport() && itemsMovable())
         movableDropEvent(parent, afterme);
     else
     {
     
         emit dropped(e, afterme);
         emit dropped(this, e, afterme);
         emit dropped(e, parent, afterme);
         emit dropped(this, e, parent, afterme);
         
     }
   }
 */
   
 }
@@ -954,65 +975,65 @@ void KListView::movableDropEvent (QListViewItem* parent, QListViewItem* afterme)
         if (!hasMoved)
         {
                 emit aboutToMove();
                 hasMoved=true;
         }
 
     moveItem(i, parent, afterme);
 
     // ###### This should include the new parent !!! -> KDE 3.0
     // If you need this right now, have a look at keditbookmarks.
     emit moved(i, afterFirst, afterme);
 
     items.append (i);
     afterFirsts.append (afterFirst);
     afterNows.append (afterme);
 
     afterme = i;
   }
   clearSelection();
   for (QListViewItem *i=items.first(); i != 0; i=items.next() )
     i->setSelected(true);
   if (current)
     setCurrentItem(current);
 
   emit moved(items,afterFirsts,afterNows);
 
   if (firstChild())
     emit moved();
 }
 
 void KListView::contentsDragMoveEvent(QDragMoveEvent *event)
 {
-qDebug("KListView::contentsDropEvent drag&drop not supported yet");  
+  qDebug("KListView::contentsDropEvent drag&drop not supported yet");  
 /*US  
   if (acceptDrag(event))
   {
     event->acceptAction();
     //Clean up the view
 
     findDrop(event->pos(), d->parentItemDrop, d->afterItemDrop);
     QPoint vp = contentsToViewport( event->pos() ); 
     QListViewItem *item = isExecuteArea( vp ) ? itemAt( vp ) : 0L;
     
     if ( item != d->dragOverItem )
     {
       d->dragExpand.stop();
       d->dragOverItem = item;
       d->dragOverPoint = vp;
       if ( d->dragOverItem && d->dragOverItem->isExpandable() && !d->dragOverItem->isOpen() )
         d->dragExpand.start( QApplication::startDragTime(), true );
     }
     if (dropVisualizer())
     {
       QRect tmpRect = drawDropVisualizer(0, d->parentItemDrop, d->afterItemDrop);
       if (tmpRect != d->mOldDropVisualizer)
       {
         cleanDropVisualizer();
         d->mOldDropVisualizer=tmpRect;
         viewport()->repaint(tmpRect);
       }
     }
     if (dropHighlighter())
     {
       QRect tmpRect = drawItemHighlighter(0, d->afterItemDrop);
       if (tmpRect != d->mOldDropHighlighter)
@@ -1859,65 +1880,65 @@ int KListView::itemIndex( const QListViewItem *item ) const
 
 QListViewItem* KListView::itemAtIndex(int index)
 {
    if (index<0)
       return 0;
 
    int j(0);
    for (QListViewItemIterator it=firstChild(); it.current(); it++)
    {
       if (j==index)
          return it.current();
       j++;
    };
    return 0;
 }
 
 
 void KListView::emitContextMenu (KListView*, QListViewItem* i)
 {
   QPoint p;
   //    qDebug("KListView::emitContextMenu ");
 
   if (i)
         p = viewport()->mapToGlobal(itemRect(i).center());
   else
         p = mapToGlobal(rect().center());
 
   emit contextMenu (this, i, p);
 }
 
 void KListView::emitContextMenu (QListViewItem* i, const QPoint& p, int col)
 {
-    qDebug("KListView::emitContextMenu col");
+  //    qDebug("KListView::emitContextMenu col");
     emit contextRequest( i, p,  col );
     emit contextMenu (this, i, p);
 }
 
 void KListView::setAcceptDrops (bool val)
 {
   QListView::setAcceptDrops (val);
   viewport()->setAcceptDrops (val);
 }
 
 int KListView::dropVisualizerWidth () const
 {
         return d->mDropVisualizerWidth;
 }
 
 
 void KListView::viewportPaintEvent(QPaintEvent *e)
 {
   QListView::viewportPaintEvent(e);
 
   if (d->mOldDropVisualizer.isValid() && e->rect().intersects(d->mOldDropVisualizer))
     {
       QPainter painter(viewport());
 
       // This is where we actually draw the drop-visualizer
       painter.fillRect(d->mOldDropVisualizer, Dense4Pattern);
     }
   if (d->mOldDropHighlighter.isValid() && e->rect().intersects(d->mOldDropHighlighter))
     {
       QPainter painter(viewport());
 
 qDebug("KListView::viewportPaintEvent has to be verified");  
@@ -2153,39 +2174,48 @@ bool KListViewItem::isAlternate()
        {
           item->m_odd = previous = !previous;
           item->m_known = true;
 //US          item = dynamic_cast<KListViewItem *>(item->nextSibling());
           item = (KListViewItem *)(item->nextSibling());
        }
     }
     return m_odd;
   }
   return false;
 }
 
 void KListViewItem::paintCell(QPainter *p, const QColorGroup &cg, int column, int width, int alignment)
 {
   QColorGroup _cg = cg;
   const QPixmap *pm = listView()->viewport()->backgroundPixmap();
   if (pm && !pm->isNull())
   {
         _cg.setBrush(QColorGroup::Base, QBrush(backgroundColor(), *pm));
         QPoint o = p->brushOrigin();
         p->setBrushOrigin( o.x()-listView()->contentsX(), o.y()-listView()->contentsY() );
   }
   else if (isAlternate()) {
 //US       if (listView()->viewport()->backgroundMode()==Qt::FixedColor)
        if (listView()->viewport()->backgroundMode()==QWidget::PaletteBackground)
             _cg.setColor(QColorGroup::Background, static_cast< KListView* >(listView())->alternateBackground());
        else
         _cg.setColor(QColorGroup::Base, static_cast< KListView* >(listView())->alternateBackground());
   }
   QListViewItem::paintCell(p, _cg, column, width, alignment);
 }
 
+//US we do not have a "global KDE" variable to setup singleClick functionality
+void KListView::setSingleClick(bool s)
+{
+  d->bUseSingle = s;
+  slotSettingsChanged(1);
+  //  qDebug("KListView::setSingleClick: single %i", d->bUseSingle);
+}
+
+
 void KListView::virtual_hook( int, void* )
 { /*BASE::virtual_hook( id, data );*/ }
 
 //US #include "klistview.moc"
 //US #include "klistviewlineedit.moc"
 
 // vim: ts=2 sw=2 et
diff --git a/microkde/kdeui/klistview.h b/microkde/kdeui/klistview.h
index 8d933f6..d559ce7 100644
--- a/microkde/kdeui/klistview.h
+++ b/microkde/kdeui/klistview.h
@@ -343,64 +343,68 @@ public:
    * to a KConfig group
    *
    * @param config the @ref KConfig object to write to
    * @param group the config group to use
    */
   void saveLayout(KConfig *config, const QString &group) const;
   /**
    * Reads the list view's layout from a KConfig group as stored with
    * @ref #saveLayout
    *
    * @param config the @ref KConfig object to read from
    * @param group the config group to use
    */
   void restoreLayout(KConfig *config, const QString &group);
   /**
    * Reimplemented to remember the current sort column and order.
    * @param column is the column to be sorted, or -1 to sort in order of
    * insertion
    * @param whether to sort ascending (or descending)
    */
   virtual void setSorting(int column, bool ascending = true);
 
   /**
    * @return the currently sorted column, or -1 if none is sorted
    */
   int columnSorted(void) const;
 
   /**
    * @return whether the current sort is ascending (or descending)
    */
   bool ascendingSort(void) const;
 
+  //US we do not have a "global KDE" variable to setup singleClick functionality
+  void setSingleClick(bool s);
+
+
 signals:
 
   /**
    * This signal is emitted whenever the user executes an listview item.
    * That means depending on the KDE wide Single Click/Double Click
    * setting the user clicked or double clicked on that item.
    * @param item is the pointer to the executed listview item.
    *
    * Note that you may not delete any @ref QListViewItem objects in slots
    * connected to this signal.
    */
   void executed( QListViewItem *item );
 
   /**
    * This signal is emitted whenever the user executes an listview item.
    * That means depending on the KDE wide Single Click/Double Click
    * setting the user clicked or double clicked on that item.
    * @param item is the pointer to the executed listview item.
    * @param pos is the position where the user has clicked
    * @param c is the column into which the user clicked.
    *
    * Note that you may not delete any @ref QListViewItem objects in slots
    * connected to this signal.
    */
   void executed( QListViewItem *item, const QPoint &pos, int c );
 
   /**
    * This signal gets emitted whenever the user double clicks into the
    * listview.
    * @param item is the pointer to the clicked listview item.
    * @param pos is the position where the user has clicked, and
    * @param c is the column into which the user clicked.
@@ -654,65 +658,66 @@ protected:
    * @param p is the point located in the rectangle, p is assumed to be in
    * viewport coordinates.
    */
   inline bool below (const QRect& rect, const QPoint& p)
   {
 	return (p.y() > (rect.top() + (rect.bottom() - rect.top())/2));
   }
 
   /**
    * An overloaded version of below(const QRect&, const QPoint&).
    *
    * It differs from the above only in what arguments it takes.
    *
    * @param i the item whose rect() is passed to the above function.
    * @param p is translated from contents coordinates to viewport coordinates
    * before being passed to the above function.
    */
   inline bool below (QListViewItem* i, const QPoint& p)
   {
 	return below (itemRect(i), contentsToViewport(p));
   }
 
   /**
    * Reimplemented to reload the alternate background in palette changes.
    * @internal
    */
   virtual bool event( QEvent * );
 
   /**
    * Emit signal @ref #executed.
    * @internal
    */
-  void emitExecute( QListViewItem *item, const QPoint &pos, int c );
+  //US I added buttonstate to pass the current keyboard status 
+  void emitExecute( int buttonstate, QListViewItem *item, const QPoint &pos, int c);
 
   /**
    * Reimplemented for internal reasons.
    * Further reimplementations should call this function or else
    * some features may not work correctly.
    *
    * The API is unaffected.
    */
    virtual void focusInEvent(QFocusEvent* fe);
 
    /**
    * Reimplemented for internal reasons.
    * Further reimplementations should call this function or else
    * some features may not work correctly.
    *
    * The API is unaffected.
    */
   virtual void focusOutEvent( QFocusEvent *fe );
 
   /**
    * Reimplemented for internal reasons.
    * Further reimplementations should call this function or else
    * some features may not work correctly.
    *
    * The API is unaffected.
    */
   virtual void leaveEvent( QEvent *e );
 
   /**
    * @return the tooltip for @p column of @p item.
    */
   virtual QString tooltip(QListViewItem* item, int column) const;