Committed William Osborne's wxPalmOS port

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@29996 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/palmos/dcscreen.h

@@ -0,0 +1,41 @@
+/////////////////////////////////////////////////////////////////////////////
+// Name:        wx/palmos/dcscreen.h
+// Purpose:     wxScreenDC class
+// Author:      William Osborne
+// Modified by:
+// Created:     10/13/04
+// RCS-ID:      $Id: 
+// Copyright:   (c) William Osborne
+// Licence:     wxWindows licence
+/////////////////////////////////////////////////////////////////////////////
+
+#ifndef _WX_DCSCREEN_H_
+#define _WX_DCSCREEN_H_
+
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
+#pragma interface "dcscreen.h"
+#endif
+
+#include "wx/dcclient.h"
+
+class WXDLLEXPORT wxScreenDC : public wxWindowDC
+{
+public:
+    // Create a DC representing the whole screen
+    wxScreenDC();
+
+    // Compatibility with X's requirements for drawing on top of all windows
+    static bool StartDrawingOnTop(wxWindow* WXUNUSED(window)) { return TRUE; }
+    static bool StartDrawingOnTop(wxRect* WXUNUSED(rect) = NULL) { return TRUE; }
+    static bool EndDrawingOnTop() { return TRUE; }
+
+protected:
+    virtual void DoGetSize(int *width, int *height) const;
+
+private:
+    DECLARE_DYNAMIC_CLASS_NO_COPY(wxScreenDC)
+};
+
+#endif
+    // _WX_DCSCREEN_H_
+