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+/* -*- Mode: Vala; indent-tabs-mode: nil; tab-width: 4 -*-
+ *
+ * Copyright (C) 2011,2012 Canonical Ltd
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 3 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Authored by: Michael Terry <michael.terry@canonical.com>
+ */
+
+public class FadableBox : Gtk.EventBox, Fadable
+{
+ public signal void fade_done ();
+
+ protected FadeTracker fade_tracker { get; protected set; }
+
+ construct
+ {
+ visible_window = false;
+ fade_tracker = new FadeTracker (this);
+ fade_tracker.done.connect (() => { fade_done (); });
+ }
+
+ protected virtual void draw_full_alpha (Cairo.Context c)
+ {
+ base.draw (c);
+ }
+
+ public override bool draw (Cairo.Context c)
+ {
+ c.push_group ();
+ draw_full_alpha (c);
+ c.pop_group_to_source ();
+ c.paint_with_alpha (fade_tracker.alpha);
+ return false;
+ }
+}