implement slotFocusNextFolder (perhaps move it to entitytreeview but don't know)

svn path=/branches/work/akonadi-ports/kdepim/; revision=1034270

foldertreeview.cpp

@@ -17,6 +17,7 @@
 */
 
 #include "foldertreeview.h"
+#include <QDebug>
 #include <KLocale>
 
 FolderTreeView::FolderTreeView(QWidget *parent )
@@ -41,4 +42,33 @@ void FolderTreeView::init()
 {
 }
 
+void FolderTreeView::selectModelIndex( const QModelIndex & index )
+{
+  if ( index.isValid() ) {
+    clearSelection();
+    scrollTo( index );
+    setCurrentIndex(index);
+  }
+}
+
+
+void FolderTreeView::slotFocusNextFolder()
+{
+  QModelIndex current = currentIndex();
+  if ( current.isValid() ) {
+    model()->fetchMore( current );
+    if ( model()->hasChildren( current ) ) {
+      expand( current );
+      QModelIndex below = indexBelow( current );
+      selectModelIndex( below );
+    } else if ( current.row() < model()->rowCount( model()->parent( current ) ) -1 ) {
+      QModelIndex item = model()->index( current.row()+1, current.column(), model()->parent( current ) );
+      selectModelIndex( item );
+    } else {
+      QModelIndex below = indexBelow( current );
+      selectModelIndex( below );
+    }
+  }
+}
+
 #include "foldertreeview.moc"

foldertreeview.h

@@ -32,6 +32,10 @@ public:
   virtual ~FolderTreeView();
 protected:
   void init();
+  void selectModelIndex( const QModelIndex & );
+public slots:
+  void slotFocusNextFolder();
+
 };
 
 

kmmainwidget.cpp

@@ -906,10 +906,8 @@ void KMMainWidget::createWidgets()
   {
     KAction *action = new KAction(i18n("Focus on Next Folder"), this);
     actionCollection()->addAction("inc_current_folder", action );
-#ifdef OLD_FOLDERVIEW
     connect( action, SIGNAL( triggered( bool ) ),
-             mMainFolderView, SLOT( slotFocusNextFolder() ) );
-#endif
+             mCollectionFolderView->folderTreeView(), SLOT( slotFocusNextFolder() ) );
     action->setShortcut( QKeySequence( Qt::CTRL+Qt::Key_Right ) );
   }
   {