[gtk+/client-side-windows] Move destroyed check to common code for get_origin & get_root_coords

[Alexander Larsson <alexl src gnome org>]

commit 3b6cf72f395b40c61a8eaddb6e56ff6869ef14cf
Author: Alexander Larsson <alexl redhat com>
Date:   Tue Jun 30 09:30:53 2009 +0200

    Move destroyed check to common code for get_origin & get_root_coords
    
    Also remove weird return value from get_root_coords

 gdk/gdkwindow.c         |   22 +++++++++++++++++++---
 gdk/gdkwindow.h         |    2 +-
 gdk/x11/gdkwindow-x11.c |   19 +++++++------------
 3 files changed, 27 insertions(+), 16 deletions(-)
---
diff --git a/gdk/gdkwindow.c b/gdk/gdkwindow.c
index 56b8974..f635a07 100644
--- a/gdk/gdkwindow.c
+++ b/gdk/gdkwindow.c
@@ -6990,6 +6990,15 @@ gdk_window_get_origin (GdkWindow *window,
 
   g_return_val_if_fail (GDK_IS_WINDOW (window), 0);
 
+  if (GDK_WINDOW_DESTROYED (window))
+    {
+      if (x)
+	*x = 0;
+      if (y)
+	*y = 0;
+      return 0;
+    }
+  
   private = (GdkWindowObject *) window;
 
   GDK_WINDOW_IMPL_GET_IFACE (private->impl)->get_root_coords (window,
@@ -7012,10 +7021,8 @@ gdk_window_get_origin (GdkWindow *window,
  * window coordinates. This is similar to
  * gdk_window_get_origin() but allows you go pass
  * in any position in the window, not just the origin.
- *
- * Return value: not meaningful, ignore
  */
-gint
+void
 gdk_window_get_root_coords (GdkWindow *window,
 			    gint       x,
 			    gint       y,
@@ -7028,6 +7035,15 @@ gdk_window_get_root_coords (GdkWindow *window,
 
   private = (GdkWindowObject *) window;
 
+  if (GDK_WINDOW_DESTROYED (window))
+    {
+      if (x)
+	*root_x = x;
+      if (y)
+	*root_y = y;
+      return;
+    }
+  
   GDK_WINDOW_IMPL_GET_IFACE (private->impl)->get_root_coords (window,
 							      x + private->abs_x,
 							      y + private->abs_y,
diff --git a/gdk/gdkwindow.h b/gdk/gdkwindow.h
index 752f6b6..df3c911 100644
--- a/gdk/gdkwindow.h
+++ b/gdk/gdkwindow.h
@@ -531,7 +531,7 @@ void	      gdk_window_get_position	 (GdkWindow	  *window,
 gint	      gdk_window_get_origin	 (GdkWindow	  *window,
 					  gint		  *x,
 					  gint		  *y);
-gint	      gdk_window_get_root_coords (GdkWindow	  *window,
+void	      gdk_window_get_root_coords (GdkWindow	  *window,
 					  gint             x,
 					  gint             y,
 					  gint		  *root_x,
diff --git a/gdk/x11/gdkwindow-x11.c b/gdk/x11/gdkwindow-x11.c
index 1c7c669..9cd453b 100644
--- a/gdk/x11/gdkwindow-x11.c
+++ b/gdk/x11/gdkwindow-x11.c
@@ -2788,19 +2788,14 @@ gdk_window_x11_get_root_coords (GdkWindow *window,
 {
   gint return_val;
   Window child;
-  gint tx = 0;
-  gint ty = 0;
+  gint tx;
+  gint ty;
   
-  if (!GDK_WINDOW_DESTROYED (window))
-    {
-      return_val = XTranslateCoordinates (GDK_WINDOW_XDISPLAY (window),
-					  GDK_WINDOW_XID (window),
-					  GDK_WINDOW_XROOTWIN (window),
-					  x, y, &tx, &ty,
-					  &child);
-    }
-  else
-    return_val = 0;
+  return_val = XTranslateCoordinates (GDK_WINDOW_XDISPLAY (window),
+				      GDK_WINDOW_XID (window),
+				      GDK_WINDOW_XROOTWIN (window),
+				      x, y, &tx, &ty,
+				      &child);
   
   if (root_x)
     *root_x = tx;