1 files changed, 87 insertions, 0 deletions
diff --git a/embed/xulrunner/utils/GeckoUtils.cpp b/embed/xulrunner/utils/GeckoUtils.cpp
new file mode 100644
index 000000000..c71fce4ba
--- /dev/null
+++ b/embed/xulrunner/utils/GeckoUtils.cpp
@@ -0,0 +1,87 @@
+/*
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU Lesser General Public License as published by
+ *  the Free Software Foundation; either version 2.1, or (at your option)
+ *  any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU Lesser General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Lesser General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ *
+ *  The Original Code is mozilla.org code.
+ *
+ *  The Initial Developer of the Original Code is
+ *  Netscape Communications Corporation.
+ *  Portions created by the Initial Developer are Copyright © 2003
+ *  the Initial Developer. All Rights Reserved.
+ *
+ *  Contributor(s):
+ *   Brian Ryner <bryner@brianryner.com>
+ *
+ *  $Id$
+ */
+
+#include <xpcom-config.h>
+#include "config.h"
+
+#include "GeckoUtils.h"
+
+#include "gecko-embed.h"
+
+#include <nsCOMPtr.h>
+#include <nsIDOMWindow.h>
+#include <nsIWindowWatcher.h>
+#include <nsIWebBrowserChrome.h>
+#include <nsIEmbeddingSiteWindow.h>
+#include <nsIServiceManager.h>
+#include <nsServiceManagerUtils.h>
+
+GtkWidget *
+GeckoUtils::GetGeckoEmbedForDOMWindow (nsIDOMWindow * aDOMWindow)
+{
+  if (!aDOMWindow)
+    return NULL;
+
+  /* Get the toplevel DOM window, in case this window is a frame */
+  nsCOMPtr<nsIDOMWindow> domWin;
+  aDOMWindow->GetTop (getter_AddRefs (domWin));
+  if (!domWin)
+    return NULL;
+
+  nsCOMPtr< nsIWindowWatcher> wwatch
+    (do_GetService ("@mozilla.org/embedcomp/window-watcher;1"));
+  NS_ENSURE_TRUE (wwatch, NULL);
+
+  nsCOMPtr<nsIWebBrowserChrome> chrome;
+  wwatch->GetChromeForWindow (domWin, getter_AddRefs (chrome));
+
+  nsCOMPtr <nsIEmbeddingSiteWindow> siteWindow (do_QueryInterface (chrome));
+  if (!siteWindow)
+    return NULL;
+
+  GtkWidget *widget;
+  siteWindow->GetSiteWindow ((void **) &widget);
+  if (!widget || !GECKO_IS_EMBED (widget))
+    return NULL;
+
+  return widget;
+}
+
+GtkWidget *
+GeckoUtils::GetGtkWindowForDOMWindow (nsIDOMWindow * aDOMWindow)
+{
+  GtkWidget *embed = GeckoUtils::GetGeckoEmbedForDOMWindow (aDOMWindow);
+  if (!embed)
+    return NULL;
+
+  GtkWidget *gtkWin = gtk_widget_get_toplevel (embed);
+  if (!GTK_WIDGET_TOPLEVEL (gtkWin))
+    return NULL;
+
+  return gtkWin;
+}