From e4501f801ed7bafc5b0aad8a221686bd781a8a3d Mon Sep 17 00:00:00 2001
From: Tomas Frydrych <tf@o-hand.com>
Date: Wed, 29 Oct 2008 13:03:03 +0000
Subject: [PATCH] mutter_plugin_set_stage_input_region()

---
 src/compositor/mutter/mutter-plugin-manager.c | 21 +++++++++++++++++++
 src/include/mutter-plugin.h                   |  5 +++++
 2 files changed, 26 insertions(+)

diff --git a/src/compositor/mutter/mutter-plugin-manager.c b/src/compositor/mutter/mutter-plugin-manager.c
index cdb7c1359..c48baea6e 100644
--- a/src/compositor/mutter/mutter-plugin-manager.c
+++ b/src/compositor/mutter/mutter-plugin-manager.c
@@ -895,6 +895,27 @@ mutter_plugin_set_stage_input_area (MutterPlugin *plugin,
 
   XFixesSetWindowShapeRegion (xdpy, xstage, ShapeInput, 0, 0, region);
   XFixesSetWindowShapeRegion (xdpy, xoverlay, ShapeInput, 0, 0, region);
+
+  XFixesDestroyRegion (xdpy, region);
+}
+
+void
+mutter_plugin_set_stage_input_region (MutterPlugin *plugin,
+                                      XserverRegion region)
+{
+  MutterPluginPrivate *priv = plugin->manager_private;
+  MutterPluginManager *mgr  = priv->self;
+  MetaDisplay  *display = meta_screen_get_display (mgr->screen);
+  Display      *xdpy    = meta_display_get_xdisplay (display);
+  Window        xstage, xoverlay;
+  ClutterActor *stage;
+
+  stage = mutter_get_stage_for_screen (mgr->screen);
+  xstage = clutter_x11_get_stage_window (CLUTTER_STAGE (stage));
+  xoverlay = mutter_get_overlay_window (mgr->screen);
+
+  XFixesSetWindowShapeRegion (xdpy, xstage, ShapeInput, 0, 0, region);
+  XFixesSetWindowShapeRegion (xdpy, xoverlay, ShapeInput, 0, 0, region);
 }
 
 GList *
diff --git a/src/include/mutter-plugin.h b/src/include/mutter-plugin.h
index 83f22f7bd..e8a733bee 100644
--- a/src/include/mutter-plugin.h
+++ b/src/include/mutter-plugin.h
@@ -29,6 +29,7 @@
 #include "compositor-mutter.h"
 
 #include <clutter/clutter.h>
+#include <X11/extensions/Xfixes.h>
 
 /*
  * This file defines the plugin API.
@@ -243,6 +244,10 @@ void
 mutter_plugin_set_stage_input_area (MutterPlugin *plugin,
                                     gint x, gint y, gint width, gint height);
 
+void
+mutter_plugin_set_stage_input_region (MutterPlugin *plugin,
+                                      XserverRegion region);
+
 GList *
 mutter_plugin_get_windows (MutterPlugin *plugin);