added more files (unchanged) from wxUniv branch

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@10674 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/mgl/dcscreen.cpp

@@ -0,0 +1,18 @@
+/////////////////////////////////////////////////////////////////////////////
+// Name:        dcscreen.cpp
+// Purpose:
+// Author:      Robert Roebling
+// Id:          $Id$
+// Copyright:   (c) 1998 Robert Roebling
+// Licence:     wxWindows licence
+/////////////////////////////////////////////////////////////////////////////
+
+#ifdef __GNUG__
+#pragma implementation "dcscreen.h"
+#endif
+
+#include "wx/dcscreen.h"
+#include "wx/window.h"
+
+
+IMPLEMENT_DYNAMIC_CLASS(wxScreenDC,wxPaintDC)