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/*
* Copyright (C) 2003-2013 The Music Player Daemon Project
* http://www.musicpd.org
*
* 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.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "config.h"
#include "ClientIdle.hxx"
#include "ClientInternal.hxx"
#include "ClientList.hxx"
#include "Idle.hxx"
#include <assert.h>
void
Client::IdleNotify()
{
assert(idle_waiting);
assert(idle_flags != 0);
unsigned flags = idle_flags;
idle_flags = 0;
idle_waiting = false;
const char *const*idle_names = idle_get_names();
for (unsigned i = 0; idle_names[i]; ++i) {
if (flags & (1 << i) & idle_subscriptions)
client_printf(this, "changed: %s\n",
idle_names[i]);
}
client_puts(this, "OK\n");
TimeoutMonitor::ScheduleSeconds(client_timeout);
}
void
Client::IdleAdd(unsigned flags)
{
if (IsExpired())
return;
idle_flags |= flags;
if (idle_waiting && (idle_flags & idle_subscriptions))
IdleNotify();
}
static void
client_idle_callback(Client *client, gpointer user_data)
{
unsigned flags = GPOINTER_TO_UINT(user_data);
client->IdleAdd(flags);
}
void client_manager_idle_add(unsigned flags)
{
assert(flags != 0);
client_list_foreach(client_idle_callback, GUINT_TO_POINTER(flags));
}
bool
Client::IdleWait(unsigned flags)
{
assert(!idle_waiting);
idle_waiting = true;
idle_subscriptions = flags;
if (idle_flags & idle_subscriptions) {
IdleNotify();
return true;
} else {
/* disable timeouts while in "idle" */
TimeoutMonitor::Cancel();
return false;
}
}
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