[gnome-applets] Use GAppInfo

[Kjartan Maraas <kmaraas src gnome org>]

commit a03597db6ce640e2b21b8a24559c01cf943f04c9
Author: Kjartan Maraas <kmaraas gnome org>
Date:   Sun Jan 9 11:46:54 2011 +0100

    Use GAppInfo

 multiload/main.c |   22 +++++++++++++++++-----
 1 files changed, 17 insertions(+), 5 deletions(-)
---
diff --git a/multiload/main.c b/multiload/main.c
index 6e361d2..8c2f2e5 100644
--- a/multiload/main.c
+++ b/multiload/main.c
@@ -92,6 +92,9 @@ start_procman (MultiloadApplet *ma)
 	GError *error = NULL;
 	GDesktopAppInfo *appinfo;
 	gchar *monitor;
+	GdkAppLaunchContext *launch_context;
+	GAppInfo *app_info;
+	GdkScreen *screen;
 
 	g_return_if_fail (ma != NULL);
 
@@ -99,13 +102,13 @@ start_procman (MultiloadApplet *ma)
 	if (monitor == NULL)
 	        monitor = g_strdup ("gnome-system-monitor.desktop");
 
+	screen = gtk_widget_get_screen (GTK_WIDGET (ma->applet));
 	appinfo = g_desktop_app_info_new (monitor);
 	if (appinfo) {
 		GdkAppLaunchContext *context;
 
 		context = gdk_app_launch_context_new ();
-		gdk_app_launch_context_set_screen (context,
-						   gtk_widget_get_screen (GTK_WIDGET (ma->applet)));
+		gdk_app_launch_context_set_screen (context, screen);
 		gdk_app_launch_context_set_timestamp (context,
 						      gtk_get_current_event_time ());
 
@@ -122,9 +125,18 @@ start_procman (MultiloadApplet *ma)
 		}
 	}
 	else {	
-	     	gdk_spawn_command_line_on_screen (
-				gtk_widget_get_screen (GTK_WIDGET (ma->applet)),
-				"gnome-system-monitor", &error);
+		app_info = g_app_info_create_from_commandline ("gnome-system-monitor",
+							      _("Start system-monitor"),
+							      G_APP_INFO_CREATE_NONE,
+							      &error);
+
+		if (!error) {
+			launch_context = gdk_app_launch_context_new ();
+			gdk_app_launch_context_set_screen (launch_context, screen);
+			g_app_info_launch (app_info, NULL, G_APP_LAUNCH_CONTEXT (launch_context), &error);
+
+			g_object_unref (launch_context);
+		}
 	}
 	g_free (monitor);