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/*
* Copyright 2019-2020 PixlOne
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*
*/
#include "DeviceStatus.h"
#include "../util/task.h"
#define EVENTHANDLER_NAME "devicestatus"
using namespace logid::features;
using namespace logid::backend;
DeviceStatus::DeviceStatus(logid::Device *dev) : DeviceFeature(dev)
{
/* This feature is redundant on receivers since the receiver
* handles wakeup/sleep events. If the device is connected on a
* receiver, pretend this feature is unsupported.
*/
if(dev->hidpp20().deviceIndex() >= hidpp::WirelessDevice1 &&
dev->hidpp20().deviceIndex() <= hidpp::WirelessDevice6)
throw UnsupportedFeature();
try {
_wireless_device_status =std::make_shared<
hidpp20::WirelessDeviceStatus>(&dev->hidpp20());
} catch(hidpp20::UnsupportedFeature& e) {
throw UnsupportedFeature();
}
}
void DeviceStatus::configure()
{
// Do nothing
}
void DeviceStatus::listen()
{
if(_device->hidpp20().eventHandlers().find(EVENTHANDLER_NAME) ==
_device->hidpp20().eventHandlers().end()) {
auto handler = std::make_shared<hidpp::EventHandler>();
handler->condition = [index=_wireless_device_status->featureIndex()](
const hidpp::Report& report)->bool {
return report.feature() == index && report.function() ==
hidpp20::WirelessDeviceStatus::StatusBroadcast;
};
handler->callback = [dev=this->_device](
const hidpp::Report& report)->void {
auto event = hidpp20::WirelessDeviceStatus::statusBroadcastEvent(
report);
if(event.reconfNeeded)
task::spawn([dev](){ dev->wakeup(); });
};
_device->hidpp20().addEventHandler(EVENTHANDLER_NAME, handler);
}
}