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/* $Id: suspend.c,v 1.1 2012/07/19 20:50:33 khorben Exp $ */
/* Copyright (c) 2012 Pierre Pronchery <khorben@defora.org> */
/* This file is part of DeforaOS Desktop Locker */
/* 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, version 3 of the License.
*
* 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/>. */
#include "Locker.h"
#include <stdio.h>
#include <System.h>
/* Suspend */
/* private */
/* types */
typedef struct _LockerPlugin
{
LockerPluginHelper * helper;
gint source;
} Suspend;
/* prototypes */
/* plug-in */
static Suspend * _suspend_init(LockerPluginHelper * helper);
static void _suspend_destroy(Suspend * suspend);
static int _suspend_event(Suspend * suspend, LockerEvent event);
/* callbacks */
static gboolean _suspend_on_timeout(gpointer data);
/* public */
/* variables */
/* plug-in */
LockerPluginDefinition plugin =
{
"Suspend",
NULL,
NULL,
_suspend_init,
_suspend_destroy,
_suspend_event
};
/* private */
/* functions */
/* suspend_init */
static Suspend * _suspend_init(LockerPluginHelper * helper)
{
Suspend * suspend;
#ifdef DEBUG
fprintf(stderr, "DEBUG: %s()\n", __func__);
#endif
if((suspend = object_new(sizeof(*suspend))) == NULL)
return NULL;
suspend->helper = helper;
suspend->source = 0;
return suspend;
}
/* suspend_destroy */
static void _suspend_destroy(Suspend * suspend)
{
#ifdef DEBUG
fprintf(stderr, "DEBUG: %s()\n", __func__);
#endif
if(suspend->source != 0)
g_source_remove(suspend->source);
object_delete(suspend);
}
/* suspend_event */
static int _suspend_event(Suspend * suspend, LockerEvent event)
{
switch(event)
{
case LOCKER_EVENT_DEACTIVATED:
case LOCKER_EVENT_UNLOCKED:
/* cancel any pending suspend */
if(suspend->source != 0)
g_source_remove(suspend->source);
suspend->source = 0;
break;
case LOCKER_EVENT_ACTIVATED:
case LOCKER_EVENT_LOCKED:
/* queue a suspend if not already */
if(suspend->source != 0)
break;
/* XXX let the delay be configurable */
suspend->source = g_timeout_add(10000,
_suspend_on_timeout, suspend);
break;
default:
/* ignore the other events */
break;
}
return 0;
}
/* callbacks */
/* suspend_on_timeout */
static gboolean _suspend_on_timeout(gpointer data)
{
Suspend * suspend = data;
LockerPluginHelper * helper = suspend->helper;
suspend->source = 0;
helper->action(helper->locker, LOCKER_ACTION_SUSPEND);
return FALSE;
}