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 OHOS_ICAMERA_STATE_LISTENER_H 17 #define OHOS_ICAMERA_STATE_LISTENER_H 18 19 #include <cstdint> 20 #include <string> 21 22 #include "idcamera_source_callback.h" 23 24 namespace OHOS { 25 namespace DistributedHardware { 26 class ICameraStateListener { 27 public: ~ICameraStateListener()28 virtual ~ICameraStateListener() {} 29 virtual int32_t OnRegisterNotify(const std::string& devId, const std::string& dhId, const std::string& reqId, 30 int32_t status, std::string& data) = 0; 31 virtual int32_t OnUnregisterNotify(const std::string& devId, const std::string& dhId, const std::string& reqId, 32 int32_t status, std::string& data) = 0; 33 virtual int32_t OnHardwareStateChanged(const std::string &devId, const std::string &dhId, int32_t status) = 0; 34 virtual int32_t OnDataSyncTrigger(const std::string &devId) = 0; 35 virtual void SetCallback(sptr<IDCameraSourceCallback> callback) = 0; 36 }; 37 } // namespace DistributedHardware 38 } // namespace OHOS 39 #endif // OHOS_ICAMERA_STATE_LISTENER_H 40