src/gtk1/dcscreen.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        dcscreen.cpp
   3 // Purpose:
   4 // Author:      Robert Roebling
   5 // Id:          $Id$
   6 // Copyright:   (c) 1998 Robert Roebling
   7 // Licence:     wxWindows licence
   8 /////////////////////////////////////////////////////////////////////////////
   9
  10 // For compilers that support precompilation, includes "wx.h".
  11 #include "wx/wxprec.h"
  12
  13 #include "wx/dcscreen.h"
  14 #include "wx/window.h"
  15
  16 #include <gdk/gdk.h>
  17 #include <gdk/gdkx.h>
  18 #include <gtk/gtk.h>
  19
  20 //-----------------------------------------------------------------------------
  21 // global data initialization
  22 //-----------------------------------------------------------------------------
  23
  24 GdkWindow *wxScreenDC::sm_overlayWindow  = (GdkWindow*) NULL;
  25 int wxScreenDC::sm_overlayWindowX = 0;
  26 int wxScreenDC::sm_overlayWindowY = 0;
  27
  28 //-----------------------------------------------------------------------------
  29 // wxScreenDC
  30 //-----------------------------------------------------------------------------
  31
  32 IMPLEMENT_DYNAMIC_CLASS(wxScreenDC,wxPaintDC)
  33
  34 wxScreenDC::wxScreenDC()
  35 {
  36     m_ok = FALSE;
  37     m_cmap = gdk_colormap_get_system();
  38     m_window = GDK_ROOT_PARENT();
  39
  40     m_isScreenDC = TRUE;
  41
  42     SetUpDC();
  43
  44     gdk_gc_set_subwindow( m_penGC, GDK_INCLUDE_INFERIORS );
  45     gdk_gc_set_subwindow( m_brushGC, GDK_INCLUDE_INFERIORS );
  46     gdk_gc_set_subwindow( m_textGC, GDK_INCLUDE_INFERIORS );
  47     gdk_gc_set_subwindow( m_bgGC, GDK_INCLUDE_INFERIORS );
  48 }
  49
  50 wxScreenDC::~wxScreenDC()
  51 {
  52     gdk_gc_set_subwindow( m_penGC, GDK_CLIP_BY_CHILDREN );
  53     gdk_gc_set_subwindow( m_brushGC, GDK_CLIP_BY_CHILDREN );
  54     gdk_gc_set_subwindow( m_textGC, GDK_CLIP_BY_CHILDREN );
  55     gdk_gc_set_subwindow( m_bgGC, GDK_CLIP_BY_CHILDREN );
  56
  57     EndDrawingOnTop();
  58 }
  59
  60 bool wxScreenDC::StartDrawingOnTop( wxWindow * )
  61 {
  62     return true;
  63 }
  64
  65 bool wxScreenDC::StartDrawingOnTop( wxRect * )
  66 {
  67     return true;
  68 }
  69
  70 bool wxScreenDC::EndDrawingOnTop()
  71 {
  72     return true;
  73 }
  74
  75 void wxScreenDC::DoGetSize(int *width, int *height) const
  76 {
  77     wxDisplaySize(width, height);
  78 }