Fix Ok/IsOk() mess in wxGDIObject-derived classes; also added

wxGDIObject::Create/CloneGDIRefData() and implemented them for (almost) all
ports


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@50727 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/motif/cursor.h

@@ -12,16 +12,14 @@
 #ifndef _WX_CURSOR_H_
 #define _WX_CURSOR_H_
 
-#include "wx/object.h"
+#include "wx/gdiobj.h"
 #include "wx/gdicmn.h"
 
 class WXDLLIMPEXP_FWD_CORE wxImage;
 
 // Cursor
-class WXDLLEXPORT wxCursor: public wxObject
+class WXDLLEXPORT wxCursor : public wxGDIObject
 {
-    DECLARE_DYNAMIC_CLASS(wxCursor)
-
 public:
     wxCursor();
 
@@ -39,12 +37,14 @@ public:
     wxCursor(wxStockCursor id);
     virtual ~wxCursor();
 
-    virtual bool Ok() const { return IsOk(); }
-    virtual bool IsOk() const;
-
     // Motif-specific.
     // Create/get a cursor for the current display
     WXCursor GetXCursor(WXDisplay* display) const;
+
+protected:
+    virtual wxGDIRefData *CreateGDIRefData() const;
+    virtual wxGDIRefData *CloneGDIRefData(const wxGDIRefData *data) const;
+
 private:
     void Create(const char bits[], int width, int height,
                 int hotSpotX = -1, int hotSpotY = -1,
@@ -53,6 +53,8 @@ private:
 
     // Make a cursor from standard id
     WXCursor MakeCursor(WXDisplay* display, wxStockCursor id) const;
+
+    DECLARE_DYNAMIC_CLASS(wxCursor)
 };
 
 extern WXDLLEXPORT void wxSetCursor(const wxCursor& cursor);