improve cursor and color implementation in wxqt

include/wx/qt/cursor.h

@@ -16,7 +16,6 @@ class WXDLLIMPEXP_CORE wxCursor : public wxCursorBase
 {
 public:
     wxCursor() { }
-    wxCursor( const wxCursor & );
     wxCursor(wxStockCursor id) { InitFromStock(id); }
 #if WXWIN_COMPATIBILITY_2_8
     wxCursor(int id) { InitFromStock((wxStockCursor)id); }
@@ -28,8 +27,9 @@ public:
              int hotSpotX = 0, int hotSpotY = 0);
 #endif
 
-    QCursor m_qtCursor;
-
+    virtual wxPoint GetHotSpot() const;
+    QCursor &GetHandle() const;
+    
 protected:
     void InitFromStock( wxStockCursor cursorId );
 #if wxUSE_IMAGE