src/gtk/dcscreen.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/gtk/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/gtk/dcscreen.h"
  15
  16 #ifndef WX_PRECOMP
  17     #include "wx/window.h"
  18 #endif
  19
  20 #include <gdk/gdk.h>
  21 #include <gdk/gdkx.h>
  22 #include <gtk/gtk.h>
  23
  24 //-----------------------------------------------------------------------------
  25 // wxScreenDCImpl
  26 //-----------------------------------------------------------------------------
  27
  28 IMPLEMENT_ABSTRACT_CLASS(wxScreenDCImpl, wxWindowDCImpl)
  29
  30 wxScreenDCImpl::wxScreenDCImpl( wxScreenDC *owner )
  31   : wxWindowDCImpl( owner )
  32 {
  33     Init();
  34 }
  35
  36 void wxScreenDCImpl::Init()
  37 {
  38     m_ok = false;
  39     m_cmap = gdk_colormap_get_system();
  40     m_gdkwindow = gdk_get_default_root_window();
  41
  42     m_context = gdk_pango_context_get();
  43     // Note: The Sun customised version of Pango shipping with Solaris 10
  44     // crashes if the language is left NULL (see bug 1374114)
  45     pango_context_set_language( m_context, gtk_get_default_language() );
  46     m_layout = pango_layout_new( m_context );
  47 //    m_fontdesc = pango_font_description_copy( widget->style->font_desc );
  48
  49     m_isScreenDC = true;
  50
  51     SetUpDC();
  52
  53     gdk_gc_set_subwindow( m_penGC, GDK_INCLUDE_INFERIORS );
  54     gdk_gc_set_subwindow( m_brushGC, GDK_INCLUDE_INFERIORS );
  55     gdk_gc_set_subwindow( m_textGC, GDK_INCLUDE_INFERIORS );
  56     gdk_gc_set_subwindow( m_bgGC, GDK_INCLUDE_INFERIORS );
  57 }
  58
  59 wxScreenDCImpl::~wxScreenDCImpl()
  60 {
  61     gdk_gc_set_subwindow( m_penGC, GDK_CLIP_BY_CHILDREN );
  62     gdk_gc_set_subwindow( m_brushGC, GDK_CLIP_BY_CHILDREN );
  63     gdk_gc_set_subwindow( m_textGC, GDK_CLIP_BY_CHILDREN );
  64     gdk_gc_set_subwindow( m_bgGC, GDK_CLIP_BY_CHILDREN );
  65 }
  66
  67 void wxScreenDCImpl::DoGetSize(int *width, int *height) const
  68 {
  69     wxDisplaySize(width, height);
  70 }