Added cmdNew implementation.

src/model/xqviewmodel.h

@@ -56,6 +56,7 @@ public:
 
   void expandNewItem(const QModelIndex& index);
   void toggleSection( const XQModelSection& section );
+  void toggleSection( const QString& sectionKey );
 
   //little helpers
   const XQItem& xqRootItem();
@@ -118,8 +119,7 @@ signals:
 protected:
 
   void addSection(const XQItemList& list, const XQNodePtr& sheetNode );
-  virtual void initContextMenu(){}
-
+  virtual void initContextMenu() = 0;
   // __fixme: should be created from xml
   virtual void setupViewProperties();