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factoring out Background setter
[wxWidgets.git] / src / os2 / dcscreen.cpp
1 /////////////////////////////////////////////////////////////////////////////
2 // Name: dcscreen.cpp
3 // Purpose: wxScreenDC class
4 // Author: David Webster
5 // Modified by:
6 // Created: 10/14/99
7 // RCS-ID: $Id$
8 // Copyright: (c) David Webster
9 // Licence: wxWindows licence
10 /////////////////////////////////////////////////////////////////////////////
11
12 // For compilers that support precompilation, includes "wx.h".
13 #include "wx/wxprec.h"
14
15 #define INCL_DEV
16 #define INCL_GPI
17 #define INCL_PM
18 #include<os2.h>
19
20 #ifndef WX_PRECOMP
21 #include "wx/string.h"
22 #include "wx/window.h"
23 #endif
24
25 #include "wx/os2/private.h"
26
27 #include "wx/dcscreen.h"
28
29 IMPLEMENT_DYNAMIC_CLASS(wxScreenDC, wxWindowDC)
30
31 // Create a DC representing the whole screen
32 wxScreenDC::wxScreenDC()
33 {
34 m_hDC = ::WinOpenWindowDC(HWND_DESKTOP);
35 m_hPS = ::WinGetScreenPS(HWND_DESKTOP);
36 ::GpiSetBackMix(m_hPS, BM_LEAVEALONE);
37 } // end of wxScreenDC::wxScreenDC()
38
39 void wxScreenDC::DoGetSize(
40 int* pnWidth
41 , int* pnHeight
42 ) const
43 {
44 //
45 // Skip wxWindowDC version because it doesn't work without a valid m_canvas
46 // (which we don't have)
47 //
48 wxDC::DoGetSize( pnWidth
49 ,pnHeight
50 );
51 } // end of wxScreenDC::DoGetSize
52