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hardware_samsung/hidl/touch/KeyDisabler.cpp

55 lines
1.4 KiB

/*
* Copyright (C) 2019 The LineageOS Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <fstream>
#include "KeyDisabler.h"
namespace vendor {
namespace lineage {
namespace touch {
namespace V1_0 {
namespace samsung {
bool KeyDisabler::isSupported() {
std::ofstream file(KEY_DISABLER_NODE);
return file.good();
}
// Methods from ::vendor::lineage::touch::V1_0::IKeyDisabler follow.
Return<bool> KeyDisabler::isEnabled() {
std::ifstream file(KEY_DISABLER_NODE);
int status = -1;
if (file.is_open()) {
file >> status;
}
return file.good() && status == 0;
}
Return<bool> KeyDisabler::setEnabled(bool enabled) {
std::ofstream file(KEY_DISABLER_NODE);
file << (enabled ? "0" : "1");
return true;
}
} // namespace samsung
} // namespace V1_0
} // namespace touch
} // namespace lineage
} // namespace vendor