[gnome-packagekit] Add CanStop and CanRestart methods on the ConsoleKit helper

[Richard Hughes <rhughes src gnome org>]

commit 2f76aab9e215195208c4cd7e4cc42cb96cc51031
Author: Richard Hughes <richard hughsie com>
Date:   Wed Aug 19 10:20:11 2009 +0100

    Add CanStop and CanRestart methods on the ConsoleKit helper

 src/egg-console-kit.c |   54 +++++++++++++++++++++++++++++++++++++++++++++++++
 src/egg-console-kit.h |    6 +++++
 2 files changed, 60 insertions(+), 0 deletions(-)
---
diff --git a/src/egg-console-kit.c b/src/egg-console-kit.c
index 71e931f..9c0f326 100644
--- a/src/egg-console-kit.c
+++ b/src/egg-console-kit.c
@@ -107,6 +107,60 @@ egg_console_kit_stop (EggConsoleKit *console, GError **error)
 }
 
 /**
+ * egg_console_kit_can_stop:
+ **/
+gboolean
+egg_console_kit_can_stop (EggConsoleKit *console, gboolean *can_stop, GError **error)
+{
+	gboolean ret;
+	GError *error_local = NULL;
+
+	g_return_val_if_fail (EGG_IS_CONSOLE_KIT (console), FALSE);
+	g_return_val_if_fail (console->priv->proxy_manager != NULL, FALSE);
+
+	ret = dbus_g_proxy_call (console->priv->proxy_manager, "CanStop", &error_local,
+				 G_TYPE_INVALID,
+				 G_TYPE_BOOLEAN, can_stop, G_TYPE_INVALID);
+	if (!ret) {
+		egg_warning ("Couldn't do CanStop: %s", error_local->message);
+		if (error != NULL)
+			*error = g_error_new (1, 0, "%s", error_local->message);
+		g_error_free (error_local);
+		/* CanStop was only added in new versions of ConsoleKit,
+		 * so assume true if this failed */
+		*can_stop = TRUE;
+	}
+	return ret;
+}
+
+/**
+ * egg_console_kit_can_restart:
+ **/
+gboolean
+egg_console_kit_can_restart (EggConsoleKit *console, gboolean *can_restart, GError **error)
+{
+	gboolean ret;
+	GError *error_local = NULL;
+
+	g_return_val_if_fail (EGG_IS_CONSOLE_KIT (console), FALSE);
+	g_return_val_if_fail (console->priv->proxy_manager != NULL, FALSE);
+
+	ret = dbus_g_proxy_call (console->priv->proxy_manager, "CanRestart", &error_local,
+				 G_TYPE_INVALID,
+				 G_TYPE_BOOLEAN, can_restart, G_TYPE_INVALID);
+	if (!ret) {
+		egg_warning ("Couldn't do CanRestart: %s", error_local->message);
+		if (error != NULL)
+			*error = g_error_new (1, 0, "%s", error_local->message);
+		g_error_free (error_local);
+		/* CanRestart was only added in new versions of ConsoleKit,
+		 * so assume true if this failed */
+		*can_restart = TRUE;
+	}
+	return ret;
+}
+
+/**
  * egg_console_kit_is_local:
  *
  * Return value: Returns whether the session is local
diff --git a/src/egg-console-kit.h b/src/egg-console-kit.h
index fb109ff..3474cef 100644
--- a/src/egg-console-kit.h
+++ b/src/egg-console-kit.h
@@ -58,6 +58,12 @@ gboolean	 egg_console_kit_stop			(EggConsoleKit	*console,
 							 GError		**error);
 gboolean	 egg_console_kit_restart		(EggConsoleKit	*console,
 							 GError		**error);
+gboolean	 egg_console_kit_can_stop		(EggConsoleKit	*console,
+							 gboolean	*can_stop,
+							 GError		**error);
+gboolean	 egg_console_kit_can_restart		(EggConsoleKit	*console,
+							 gboolean	*can_restart,
+							 GError		**error);
 
 G_END_DECLS