tdf#102238 START CENTER: Templates should be activated with single click

Change-Id: If38f8fffd959c50b3befd521d2110e4c54e86be5
Reviewed-on: https://gerrit.libreoffice.org/29295Reviewed-by: Samuel Mehrbrodt <Samuel.Mehrbrodt@cib.de>
Tested-by: Samuel Mehrbrodt <Samuel.Mehrbrodt@cib.de>

include/sfx2/templatedefaultview.hxx

@@ -23,6 +23,8 @@ public:
 
     virtual void KeyInput( const KeyEvent& rKEvt ) override;
 
+    virtual void MouseButtonDown( const MouseEvent& rMEvt ) override;
+
     void createContextMenu();
 
     DECL_LINK(ContextMenuSelectHdl, Menu*, void);

sfx2/source/control/templatedefaultview.cxx

@@ -61,6 +61,21 @@ void TemplateDefaultView::KeyInput( const KeyEvent& rKEvt )
     ThumbnailView::KeyInput(rKEvt);
 }
 
+void TemplateDefaultView::MouseButtonDown( const MouseEvent& rMEvt )
+{
+    if( rMEvt.IsLeft() && rMEvt.GetClicks() == 1 )
+    {
+        size_t nPos = ImplGetItem(rMEvt.GetPosPixel());
+        ThumbnailViewItem* pItem = ImplGetItem(nPos);
+        TemplateViewItem* pViewItem = dynamic_cast<TemplateViewItem*>(pItem);
+        if(pViewItem)
+            maOpenTemplateHdl.Call(pViewItem);
+        return;
+    }
+
+    TemplateLocalView::MouseButtonDown(rMEvt);
+}
+
 void TemplateDefaultView::createContextMenu()
 {
     ScopedVclPtrInstance<PopupMenu> pItemMenu;