SetEventData for a few widgets

Re-installed wxBitmaps::LoafFile


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@964 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/generic/treectrl.h

@@ -69,7 +69,7 @@ public:
 // Because the objects of this class are deleted by the tree, they should
 // always be allocated on the heap!
 // ----------------------------------------------------------------------------
-class WXDLLEXPORT wxTreeItemData
+class WXDLLEXPORT wxTreeItemData: public wxClientData
 {
 friend class wxTreeCtrl;
 public:
@@ -80,11 +80,6 @@ public:
 
         // default copy ctor/assignment operator are ok
 
-        // dtor is virtual and all the items are deleted by the tree control
-        // when it's deleted, so you normally don't have to care about freeing
-        // memory allocated in your wxTreeItemData-derived class
-    virtual ~wxTreeItemData() { }
-
     // accessor: get the item associated with us
     const wxTreeItemId& GetId() const { return m_pItem; }
     void SetId(const wxTreeItemId& id) { m_pItem = id; }