src/gtk/nativewin.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/gtk/nativewin.cpp
   3 // Purpose:     wxNativeWindow implementation
   4 // Author:      Vadim Zeitlin
   5 // Created:     2008-03-05
   6 // RCS-ID:      $Id$
   7 // Copyright:   (c) 2008 Vadim Zeitlin <vadim@wxwindows.org>
   8 // Licence:     wxWindows licence
   9 ///////////////////////////////////////////////////////////////////////////////
  10
  11 // ============================================================================
  12 // declarations
  13 // ============================================================================
  14
  15 // ----------------------------------------------------------------------------
  16 // headers
  17 // ----------------------------------------------------------------------------
  18
  19 // for compilers that support precompilation, includes "wx.h".
  20 #include "wx/wxprec.h"
  21
  22 #ifdef __BORLANDC__
  23     #pragma hdrstop
  24 #endif
  25
  26 #ifndef WX_PRECOMP
  27 #endif // WX_PRECOMP
  28
  29 #include "wx/nativewin.h"
  30
  31 #include <gtk/gtk.h>
  32
  33 // ============================================================================
  34 // implementation
  35 // ============================================================================
  36
  37 bool wxNativeContainerWindow::Create(wxNativeContainerWindowHandle win)
  38 {
  39     if ( !wxTopLevelWindow::Create(NULL, wxID_ANY, "") )
  40         return false;
  41
  42     // we need to realize the window first before reparenting it
  43     gtk_widget_realize(m_widget);
  44     gdk_window_reparent(m_widget->window, win, 0, 0);
  45
  46     // we should be initially visible as we suppose that the native window we
  47     // wrap is (we could use gdk_window_is_visible() to test for this but this
  48     // doesn't make much sense unless we also react to visibility changes, so
  49     // just suppose it's always shown for now)
  50     Show();
  51
  52     return true;
  53 }
  54
  55 bool wxNativeContainerWindow::Create(wxNativeContainerWindowId anid)
  56 {
  57     bool rc;
  58     GdkWindow * const win = gdk_window_foreign_new(anid);
  59     if ( win )
  60     {
  61         rc = Create(win);
  62         g_object_unref(win);
  63     }
  64     else // invalid native window id
  65     {
  66         rc = false;
  67     }
  68
  69     return rc;
  70 }
  71
  72 wxNativeContainerWindow::~wxNativeContainerWindow()
  73 {
  74     // there doesn't seem to be anything to do here, GTK+ seems to handle
  75     // everything correctly due to its use of reference counting
  76 }