Added integer handling for wxTextCtrls in wxGenericValidator. Added virtual function to wxGenericDragImage so it can do _really_ smooth dragging under app control. git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_2_2_BRANCH@7657 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775