1 /* 2 * Copyright (c) 2023 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 SWITCH_EVENT_INPUT_SUBSCRIBE_MANAGER_H 17 #define SWITCH_EVENT_INPUT_SUBSCRIBE_MANAGER_H 18 19 #include <map> 20 21 #include <singleton.h> 22 23 #include "switch_event.h" 24 25 namespace OHOS { 26 namespace MMI { 27 class SwitchEventInputSubscribeManager final { 28 DECLARE_SINGLETON(SwitchEventInputSubscribeManager); 29 30 public: 31 class SubscribeSwitchEventInfo { 32 public: 33 SubscribeSwitchEventInfo(int32_t switchType, 34 std::function<void(std::shared_ptr<SwitchEvent>)> callback); 35 ~SubscribeSwitchEventInfo() = default; 36 GetSwitchType()37 int32_t GetSwitchType() const 38 { 39 return switchType_; 40 } 41 GetCallback()42 std::function<void(std::shared_ptr<SwitchEvent>)> GetCallback() const 43 { 44 return callback_; 45 } 46 private: 47 int32_t switchType_ { -1 }; 48 std::function<void(std::shared_ptr<SwitchEvent>)> callback_ { nullptr }; 49 }; 50 51 public: 52 DISALLOW_MOVE(SwitchEventInputSubscribeManager); 53 54 int32_t SubscribeSwitchEvent(int32_t switchType, std::function<void(std::shared_ptr<SwitchEvent>)> callback); 55 int32_t UnsubscribeSwitchEvent(int32_t subscribeId); 56 57 int32_t OnSubscribeSwitchEventCallback(std::shared_ptr<SwitchEvent> event, int32_t subscribeId); 58 void OnConnected(); 59 60 private: 61 std::map<int32_t, SubscribeSwitchEventInfo> subscribeInfos_; 62 static int32_t subscribeManagerId_; 63 std::mutex mtx_; 64 }; 65 66 #define SWITCH_EVENT_INPUT_SUBSCRIBE_MGR ::OHOS::Singleton<SwitchEventInputSubscribeManager>::GetInstance() 67 } // namespace MMI 68 } // namespace OHOS 69 #endif // SWITCH_EVENT_INPUT_SUBSCRIBE_MANAGER_H