about dialog showing (ugly)

src/application.vala

@@ -39,10 +39,12 @@ namespace Deskcandy {
     private void set_up_actions() {
       var a_about = new SimpleAction("about", null);
       a_about.activate.connect((widget) => {
+        message("about...");
         var about_dialog = new Gtk.AboutDialog();
         about_dialog.destroy_with_parent = true;
         about_dialog.transient_for = this.window;
         about_dialog.modal = true;
+        about_dialog.present();
       });
       this.add_action(a_about);