[totem] lib: Add "window" property for screensaver inhibitor

[Bastien Nocera <hadess src gnome org>]

commit a1ed327b7522e884ed79dae4b7f4f57323adf365
Author: Bastien Nocera <hadess hadess net>
Date:   Thu Mar 10 14:48:00 2011 +0000

    lib: Add "window" property for screensaver inhibitor
    
    So that we can pass the actual top-level window to the session.

 lib/totem-scrsaver.c |   79 ++++++++++++++++++++++---------------------------
 1 files changed, 36 insertions(+), 43 deletions(-)
---
diff --git a/lib/totem-scrsaver.c b/lib/totem-scrsaver.c
index 08847ad..47f96df 100644
--- a/lib/totem-scrsaver.c
+++ b/lib/totem-scrsaver.c
@@ -28,7 +28,7 @@
 
 #include <glib/gi18n.h>
 
-#include <gdk/gdk.h>
+#include <gtk/gtk.h>
 
 #ifdef GDK_WINDOWING_X11
 #include <gdk/gdkx.h>
@@ -51,7 +51,8 @@
 
 enum {
 	PROP_0,
-	PROP_REASON
+	PROP_REASON,
+	PROP_WINDOW
 };
 
 static void totem_scrsaver_finalize   (GObject *object);
@@ -63,8 +64,9 @@ struct TotemScrsaverPrivate {
 	char *reason;
 
 	GDBusProxy *gs_proxy;
-        gboolean have_screensaver_dbus;
+        gboolean have_session_dbus;
 	guint32 cookie;
+	GtkWindow *window;
 
 	/* To save the screensaver info */
 	int timeout;
@@ -83,7 +85,7 @@ G_DEFINE_TYPE(TotemScrsaver, totem_scrsaver, G_TYPE_OBJECT)
 static gboolean
 screensaver_is_running_dbus (TotemScrsaver *scr)
 {
-        return scr->priv->have_screensaver_dbus;
+        return scr->priv->have_session_dbus;
 }
 
 static void
@@ -146,16 +148,26 @@ screensaver_inhibit_dbus (TotemScrsaver *scr,
 			  gboolean	 inhibit)
 {
         TotemScrsaverPrivate *priv = scr->priv;
-        guint xid;
+        GdkWindow *window;
 
-        if (!priv->have_screensaver_dbus)
+        if (!priv->have_session_dbus)
                 return;
 
 	g_object_ref (scr);
 
-	xid = 0;
 	if (inhibit) {
+		guint xid;
+
 		g_return_if_fail (scr->priv->reason != NULL);
+
+		xid = 0;
+		if (scr->priv->window != NULL) {
+			window = gtk_widget_get_window (GTK_WIDGET (scr->priv->window));
+			if (window != NULL)
+				xid = gdk_x11_window_get_xid (window);
+		}
+
+
 		g_dbus_proxy_call (priv->gs_proxy,
 				   "Inhibit",
 				   g_variant_new ("(susu)",
@@ -193,35 +205,6 @@ screensaver_disable_dbus (TotemScrsaver *scr)
 }
 
 static void
-screensaver_update_dbus_presence (TotemScrsaver *scr)
-{
-        TotemScrsaverPrivate *priv = scr->priv;
-	gchar *name_owner;
-
-	name_owner = g_dbus_proxy_get_name_owner (priv->gs_proxy);
-	if (name_owner) {
-		priv->have_screensaver_dbus = TRUE;
-		g_free (name_owner);
-
-		/* screensaver just appeared, or reappeared */
-		if (priv->reason != NULL)
-			screensaver_disable_dbus (scr);
-	} else {
-		priv->have_screensaver_dbus = FALSE;
-	}
-}
-
-static void
-screensaver_dbus_owner_changed_cb (GObject    *object,
-                                   GParamSpec *pspec,
-                                   gpointer    user_data)
-{
-        TotemScrsaver *scr = TOTEM_SCRSAVER (user_data);
-
-	screensaver_update_dbus_presence (scr);
-}
-
-static void
 screensaver_dbus_proxy_new_cb (GObject      *source,
                                GAsyncResult *result,
                                gpointer      user_data)
@@ -233,11 +216,9 @@ screensaver_dbus_proxy_new_cb (GObject      *source,
 	if (!priv->gs_proxy)
 		return;
 
-	screensaver_update_dbus_presence (scr);
-
-	g_signal_connect (priv->gs_proxy, "notify::g-name-owner",
-	                  G_CALLBACK (screensaver_dbus_owner_changed_cb),
-	                  scr);
+	priv->have_session_dbus = TRUE;
+	if (priv->reason != NULL && scr->priv->disabled)
+		screensaver_disable_dbus (scr);
 }
 
 static void
@@ -392,6 +373,9 @@ totem_scrsaver_get_property (GObject *object,
 	case PROP_REASON:
 		g_value_set_string (value, scr->priv->reason);
 		break;
+	case PROP_WINDOW:
+		g_value_set_object (value, scr->priv->window);
+		break;
 	default:
 		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
 	}
@@ -413,6 +397,11 @@ totem_scrsaver_set_property (GObject *object,
 		g_free (scr->priv->reason);
 		scr->priv->reason = g_value_dup_string (value);
 		break;
+	case PROP_WINDOW:
+		if (scr->priv->window)
+			g_object_unref (scr->priv->window);
+		scr->priv->window = g_value_dup_object (value);
+		break;
 	default:
 		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
 	}
@@ -432,7 +421,9 @@ totem_scrsaver_class_init (TotemScrsaverClass *klass)
 	g_object_class_install_property (object_class, PROP_REASON,
 					 g_param_spec_string ("reason", NULL, NULL,
 							      NULL, G_PARAM_READWRITE));
-
+	g_object_class_install_property (object_class, PROP_WINDOW,
+					 g_param_spec_object ("window", NULL, NULL,
+							      GTK_TYPE_WINDOW, G_PARAM_READWRITE));
 }
 
 /**
@@ -478,7 +469,7 @@ totem_scrsaver_disable (TotemScrsaver *scr)
 
 	if (screensaver_is_running_dbus (scr) != FALSE)
 		screensaver_disable_dbus (scr);
-	else 
+	else
 #ifdef GDK_WINDOWING_X11
 		screensaver_disable_x11 (scr);
 #else
@@ -528,6 +519,8 @@ totem_scrsaver_finalize (GObject *object)
 	TotemScrsaver *scr = TOTEM_SCRSAVER (object);
 
 	g_free (scr->priv->reason);
+	if (scr->priv->window != NULL)
+		g_object_unref (scr->priv->window);
 
 	screensaver_finalize_dbus (scr);
 #ifdef GDK_WINDOWING_X11