Added facility to resize rows and cols by dragging grid lines.

Fixed bug where row col resize events were sent twice.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@5959 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/generic/grid.h

@@ -458,6 +458,8 @@ public:
     void ProcessGridCellMouseEvent( wxMouseEvent& event );
     bool ProcessTableMessage( wxGridTableMessage& );
 
+    void DoEndDragResizeRow();
+    void DoEndDragResizeCol();
 
     wxGridTableBase * GetTable() const { return m_table; }
     void SetTable( wxGridTableBase *table ) { m_table = table; }