Solved wxMotif scrolling display problem; added wxImageModule;

added wxRETAINED support in wxMotif; changed wxDC::SetBackground behaviour;
changed OnKeyDown/OnChar behaviour; fixed wxToolBar toggle bugs; fixed
wxImage on wxMotif bug whereby new was used to allocate XImage data


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@1677 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/motif/dcclient.h

@@ -176,6 +176,7 @@ class WXDLLEXPORT wxWindowDC: public wxDC
     void SetDCClipping (); // Helper function for setting clipping
 
     inline WXGC GetGC() const { return m_gc; }
+    inline WXGC GetBackingGC() const { return m_gcBacking; }
     inline WXDisplay* GetDisplay() const { return m_display; }
     inline bool GetAutoSetting() const { return m_autoSetting; }
     inline void SetAutoSetting(bool flag) { m_autoSetting = flag; }

include/wx/motif/window.h

@@ -634,6 +634,7 @@ public:
 
 public:
   /// Motif-specific
+  bool                  m_needsRefresh; // Do we need to repaint the backing store?
   bool                  m_canAddEventHandler;
   bool                  m_button1Pressed;
   bool                  m_button2Pressed;