1 /* 2 * Copyright (c) 2022 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #include "battery_callback.h" 17 18 #include "hdf_base.h" 19 #include "battery_log.h" 20 21 namespace OHOS { 22 namespace PowerMgr { 23 BatteryCallback::BatteryEventCallback BatteryCallback::eventCb_ = nullptr; Update(const HDI::Battery::V1_1::BatteryInfo & event)24int32_t BatteryCallback::Update(const HDI::Battery::V1_1::BatteryInfo& event) 25 { 26 if (eventCb_ == nullptr) { 27 BATTERY_HILOGW(FEATURE_BATT_INFO, "eventCb_ is nullptr, cannot update battery info"); 28 return HDF_FAILURE; 29 } 30 return eventCb_(event); 31 } 32 RegisterBatteryEvent(const BatteryEventCallback & eventCb)33int32_t BatteryCallback::RegisterBatteryEvent(const BatteryEventCallback& eventCb) 34 { 35 eventCb_ = eventCb; 36 return HDF_SUCCESS; 37 } 38 } // OHOS 39 } // PowerMgr 40