src/msw/dcscreen.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/msw/dcscreen.cpp
   3 // Purpose:     wxScreenDC class
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     01/02/97
   7 // Copyright:   (c) Julian Smart
   8 // Licence:     wxWindows licence
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11 // For compilers that support precompilation, includes "wx.h".
  12 #include "wx/wxprec.h"
  13
  14 #ifdef __BORLANDC__
  15     #pragma hdrstop
  16 #endif
  17
  18 #include "wx/msw/dcscreen.h"
  19
  20 #ifndef WX_PRECOMP
  21    #include "wx/string.h"
  22    #include "wx/window.h"
  23 #endif
  24
  25 #include "wx/msw/private.h"
  26
  27 IMPLEMENT_ABSTRACT_CLASS(wxScreenDCImpl, wxMSWDCImpl)
  28
  29 // Create a DC representing the whole screen
  30 wxScreenDCImpl::wxScreenDCImpl( wxScreenDC *owner ) :
  31     wxMSWDCImpl( owner )
  32 {
  33     m_hDC = (WXHDC) ::GetDC((HWND) NULL);
  34
  35     // the background mode is only used for text background and is set in
  36     // DrawText() to OPAQUE as required, otherwise always TRANSPARENT
  37     ::SetBkMode( GetHdc(), TRANSPARENT );
  38 }
  39