From e28e7a72aab78f62f2591f21ed12c0be2493cf82 Mon Sep 17 00:00:00 2001
From: Tomas Frydrych <tf@linux.intel.com>
Date: Wed, 17 Mar 2010 09:15:55 +0000
Subject: [PATCH] [MetaDisplay] meta_display_get_leader_window()

This function returns xid of the WM leader window (as defined by the
_NET_SUPPORTING_WM_CHECK mechanism of EWMH). For use by plugins that wish to
attach custom properties to this window.

https://bugzilla.gnome.org/show_bug.cgi?id=613125
---
 src/core/display.c    | 16 ++++++++++++++++
 src/include/display.h |  2 ++
 2 files changed, 18 insertions(+)

diff --git a/src/core/display.c b/src/core/display.c
index c6536e1bb..c160028b2 100644
--- a/src/core/display.c
+++ b/src/core/display.c
@@ -5405,3 +5405,19 @@ Atom meta_display_get_atom (MetaDisplay *display, MetaAtom meta_atom)
 
   return atoms[meta_atom - 1];
 }
+
+/**
+ * meta_display_get_leader_window:
+ * @display: a #MetaDisplay
+ *
+ * Returns the window manager's leader window (as defined by the
+ * _NET_SUPPORTING_WM_CHECK mechanism of EWMH). For use by plugins that wish
+ * to attach additional custom properties to this window.
+ *
+ * Return value: (transfer none): xid of the leader window.
+ **/
+Window
+meta_display_get_leader_window (MetaDisplay *display)
+{
+  return display->leader_window;
+}
diff --git a/src/include/display.h b/src/include/display.h
index 78e4187ce..ee63fdaef 100644
--- a/src/include/display.h
+++ b/src/include/display.h
@@ -154,4 +154,6 @@ void meta_display_focus_the_no_focus_window (MetaDisplay *display,
 GSList *meta_display_sort_windows_by_stacking (MetaDisplay *display,
                                                GSList      *windows);
 
+Window meta_display_get_leader_window (MetaDisplay *display);
+
 #endif