use MSWAlwaysDrawBg() to fix the problem with black background; rewrote/cleaned up...

[wxWidgets.git] / include / wx / msw / dcmemory.h

diff --git a/include/wx/msw/dcmemory.h b/include/wx/msw/dcmemory.h
index f278bc447ec82f3c2a043aa2324415504676536d..19ad43e38442507be632bb79d6081b02ba57fc36 100644 (file)
--- a/include/wx/msw/dcmemory.h
+++ b/include/wx/msw/dcmemory.h
@@ -1,34 +1,44 @@
 /////////////////////////////////////////////////////////////////////////////
-// Name:        dcmemory.h
+// Name:        wx/msw/dcmemory.h
 // Purpose:     wxMemoryDC class
 // Author:      Julian Smart
 // Modified by:
 // Created:     01/02/97
 // RCS-ID:      $Id$
 // Copyright:   (c) Julian Smart
-// Licence:    wxWindows licence
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 #ifndef _WX_DCMEMORY_H_
 #define _WX_DCMEMORY_H_
 
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
 #pragma interface "dcmemory.h"
 #endif
 
 #include "wx/dcclient.h"
 
-class WXDLLEXPORT wxMemoryDC: public wxDC
+class WXDLLEXPORT wxMemoryDC : public wxDC
 {
-  DECLARE_DYNAMIC_CLASS(wxMemoryDC)
+public:
+    wxMemoryDC();
+    wxMemoryDC(wxDC *dc); // Create compatible DC
 
- public:
-  wxMemoryDC(void);
-  wxMemoryDC(wxDC *dc); // Create compatible DC
+    virtual void SelectObject(const wxBitmap& bitmap);
 
-  ~wxMemoryDC(void);
-  virtual void SelectObject(const wxBitmap& bitmap);
-  virtual void GetSize(int* width, int* height) const;
+protected:
+    // override some base class virtuals
+    virtual void DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
+    virtual void DoGetSize(int* width, int* height) const;
+
+    // create DC compatible with the given one or screen if dc == NULL
+    bool CreateCompatible(wxDC *dc);
+
+    // initialize the newly created DC
+    void Init();
+
+private:
+    DECLARE_DYNAMIC_CLASS_NO_COPY(wxMemoryDC)
 };
 
 #endif