can tell when a window that was "closed" has stopped responding now

1 files changed, 41 insertions, 0 deletions

diff --git a/openbox/ping.h b/openbox/ping.h
new file mode 100644
index 00000000..0b6dfead
--- /dev/null
+++ b/openbox/ping.h
@@ -0,0 +1,41 @@
+/* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
+
+   client.h for the Openbox window manager
+   Copyright (c) 2006        Mikael Magnusson
+   Copyright (c) 2003-2008   Dana Jansens
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2 of the License, or
+   (at your option) any later version.
+
+   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.
+
+   See the COPYING file for a copy of the GNU General Public License.
+*/
+
+#ifndef __ping_h
+#define __ping_h
+
+#include <X11/Xlib.h>
+#include <glib.h>
+
+struct _ObClient;
+
+/*!
+  Notifies when the client application isn't responding to pings, or when it
+  starts responding again.
+  @param dead TRUE if the app isn't responding, FALSE if it starts responding
+              again
+*/
+typedef void (*ObPingEventHandler) (struct _ObClient *c, gboolean dead);
+
+void ping_start(struct _ObClient *c, ObPingEventHandler h);
+void ping_stop(struct _ObClient *c);
+
+void ping_got_pong(Time timestamp);
+
+#endif