Locker
/* $Id$ */
/* Copyright (c) 2012-2018 Pierre Pronchery <khorben@defora.org> */
/* This file is part of DeforaOS Desktop Locker */
/* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY ITS AUTHORS AND CONTRIBUTORS "AS IS" AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */
#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;
}