1 /* 2 * Copyright (c) 2021 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 #ifndef POWERMGR_IDISPLAY_POWER_CALLBACK_H 17 #define POWERMGR_IDISPLAY_POWER_CALLBACK_H 18 19 #include <iremote_broker.h> 20 #include <iremote_object.h> 21 22 #include "display_power_info.h" 23 24 namespace OHOS { 25 namespace DisplayPowerMgr { 26 class IDisplayPowerCallback : public IRemoteBroker { 27 public: 28 virtual void OnDisplayStateChanged(uint32_t displayId, DisplayState state, uint32_t reason) = 0; 29 30 DECLARE_INTERFACE_DESCRIPTOR(u"ohos.powermgr.IDisplayPowerCallback"); 31 }; 32 } // namespace DisplayPowerMgr 33 } // namespace OHOS 34 #endif // POWERMGR_IDISPLAY_POWER_CALLBACK_H