fix warnings in EventsSuppressor ctor from gcc with -O option
[wxWidgets.git] / include / wx / os2 / dcmemory.h
index c6c57376420c83bf866bdbd71898ab7f362a0421..07927df52c99eb43cce26017beef2904ff6f3a08 100644 (file)
@@ -1,38 +1,41 @@
 /////////////////////////////////////////////////////////////////////////////
 // Name:        dcmemory.h
 // Purpose:     wxMemoryDC class
-// Author:      AUTHOR
+// Author:      David Webster
 // Modified by:
-// Created:     ??/??/98
+// Created:     09/09/99
 // RCS-ID:      $Id$
-// Copyright:   (c) AUTHOR
-// Licence:    wxWindows licence
+// Copyright:   (c) David Webster
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 #ifndef _WX_DCMEMORY_H_
 #define _WX_DCMEMORY_H_
 
-#ifdef __GNUG__
-#pragma interface "dcmemory.h"
-#endif
-
 #include "wx/dcclient.h"
 
-class WXDLLEXPORT wxMemoryDC: public wxPaintDC
+class WXDLLEXPORT wxMemoryDC: public wxDC, public wxMemoryDCBase
 {
-  DECLARE_DYNAMIC_CLASS(wxMemoryDC)
+public:
+    wxMemoryDC() { CreateCompatible(NULL); Init(); }
+    wxMemoryDC(wxBitmap& bitmap) { CreateCompatible(NULL); Init(); SelectObject(bitmap); }
+    wxMemoryDC(wxDC* pDC); // Create compatible DC
+
+protected:
+    // override some base class virtuals
+    virtual void DoGetSize( int* pWidth
+                           ,int* pHeight
+                          ) const;
+    virtual void DoSelect(const wxBitmap& bitmap);
 
-  public:
-    wxMemoryDC(void);
-    wxMemoryDC( wxDC *dc ); // Create compatible DC
-    ~wxMemoryDC(void);
-    virtual void SelectObject( const wxBitmap& bitmap );
-    void GetSize( int *width, int *height ) const;
+    // create DC compatible with the given one or screen if dc == NULL
+    bool CreateCompatible(wxDC* pDC);
 
-  private: 
-    friend wxPaintDC;
-    wxBitmap  m_selected;
-};
+    // initialize the newly created DC
+    void Init(void);
+private:
+    DECLARE_DYNAMIC_CLASS(wxMemoryDC)
+}; // end of CLASS wxMemoryDC
 
 #endif
     // _WX_DCMEMORY_H_