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/***************************************************************************
* *
* Powersave Daemon *
* *
* Copyright (C) 2004,2005 SUSE Linux Products GmbH *
* *
* Author(s): Holger Macht <hmacht@suse.de> *
* *
* 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 you *
* 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 St, Fifth Floor, Boston, MA 02110-1301 USA *
* *
***************************************************************************/
#include "battery.h"
#include "config_pm.h"
#include "event_management.h"
#include "globals.h"
using namespace Powersave::Globals;
Battery::Battery()
: _battery_state(BAT_NORM_STATE), _msecs_last_battery_read(0)
{
_bg.remaining_percent = 0;
_bg.remaining_minutes = 0;
_bg.charging_state = CHARG_STATE_UNKNOWN;
}
int Battery::updateBatteryState(int ac_state, EventManagement *eM)
{
int changed = 0;
int cur_bat_state = _battery_state;
int cur_bat_perc = _bg.remaining_percent;
int cur_bat_mins = _bg.remaining_minutes;
int cur_charging_state = _bg.charging_state;
BATTERY_STATES new_bat_state = BAT_NONE_STATE;
_msecs_last_battery_read = 0;
if (getBatteriesInfo(&_bg) <= 0) {
pDebug(DBG_INFO, "Could not get battery info");
// cannot read out battery
// if we had a battery and it got unplugged, inform the clients
if (_battery_state != BAT_NONE_STATE)
eM->executeEvent("battery.info");
_battery_state = BAT_NONE_STATE;
return -1;
}
if (cur_bat_perc != _bg.remaining_percent || cur_bat_mins != _bg.remaining_minutes ||
cur_charging_state != _bg.charging_state)
eM->executeEvent("battery.info");
if ((ac_state == AC_ONLINE)
|| ((config_obj->current_scheme->BAT_WARN_LIMIT < _bg.remaining_percent)
&& (_bg.remaining_percent <= 100)))
new_bat_state = BAT_NORM_STATE;
else if (config_obj->current_scheme->BAT_LOW_LIMIT < _bg.remaining_percent
&& _bg.remaining_percent <= config_obj->current_scheme->BAT_WARN_LIMIT)
new_bat_state = BAT_WARN_STATE;
else if (config_obj->current_scheme->BAT_CRIT_LIMIT < _bg.remaining_percent
&& _bg.remaining_percent <= config_obj->current_scheme->BAT_LOW_LIMIT)
new_bat_state = BAT_LOW_STATE;
else if (0 < _bg.remaining_percent && _bg.remaining_percent
<= config_obj->current_scheme->BAT_CRIT_LIMIT)
new_bat_state = BAT_CRIT_STATE;
else if (_bg.remaining_percent <= 0) {
/* if we cannot calc remaining percent at least set
warning/low/crit battery state at 8/4/2 minutes of remaining battery */
//but with this order it could never get in LOW or CRIT state
/* if (_bg.remaining_minutes <= 8 && _bg.remaining_minutes > 0)
new_bat_state = BAT_WARN_STATE;
else if (_bg.remaining_minutes <= 4 && _bg.remaining_minutes > 0)
new_bat_state = BAT_LOW_STATE;
else if (_bg.remaining_minutes <= 2 && _bg.remaining_minutes > 0)
new_bat_state = BAT_CRIT_STATE;
*/
if (_bg.remaining_minutes <= 2 && _bg.remaining_minutes >= 0)
new_bat_state = BAT_CRIT_STATE;
else if (_bg.remaining_minutes <= 4 && _bg.remaining_minutes > 0)
new_bat_state = BAT_LOW_STATE;
else if (_bg.remaining_minutes <= 8 && _bg.remaining_minutes > 0)
new_bat_state = BAT_WARN_STATE;
else
new_bat_state = BAT_NORM_STATE;
} else {
pDebug(DBG_INFO, "Could not determine battery state, suppose normal");
new_bat_state = BAT_NORM_STATE;
}
pDebug(DBG_INFO, "Get Battery state: %d", new_bat_state);
if (cur_bat_state == new_bat_state)
changed = 0;
else if (new_bat_state > cur_bat_state) {
changed = 2;
_battery_state = new_bat_state;
} else if (new_bat_state < cur_bat_state) {
changed = 1;
_battery_state = new_bat_state;
}
return changed;
}
BATTERY_STATES Battery::batteryState() const {
return _battery_state;
}
int Battery::chargingState() const
{
return _bg.charging_state;
}
int Battery::remainingTime() const
{
return _bg.remaining_minutes;
}
int Battery::remainingPercent() const
{
return _bg.remaining_percent;
}
int Battery::remainingChargingTime() const
{
return _bg.remaining_minutes;
}
void Battery::resetState()
{
_battery_state = BAT_NORM_STATE;
}
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