1 /* 2 * Copyright (c) 2021-2022 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 #ifndef KEY_EVENT_INPUT_SUBSCRIBE_MANAGER_H 17 #define KEY_EVENT_INPUT_SUBSCRIBE_MANAGER_H 18 19 #include <functional> 20 #include <list> 21 #include <memory> 22 #include "key_event.h" 23 #include "key_option.h" 24 #include "singleton.h" 25 26 namespace OHOS { 27 namespace MMI { 28 class KeyEventInputSubscribeManager : public Singleton<KeyEventInputSubscribeManager> { 29 public: 30 class SubscribeKeyEventInfo { 31 public: 32 explicit SubscribeKeyEventInfo(std::shared_ptr<OHOS::MMI::KeyOption> keyOption, 33 std::function<void(std::shared_ptr<OHOS::MMI::KeyEvent>)> callback); 34 ~SubscribeKeyEventInfo() = default; 35 GetSubscribeId()36 int32_t GetSubscribeId() const 37 { 38 return subscribeId_; 39 } 40 GetKeyOption()41 std::shared_ptr<OHOS::MMI::KeyOption> GetKeyOption() const 42 { 43 return keyOption_; 44 } 45 GetCallback()46 std::function<void(std::shared_ptr<OHOS::MMI::KeyEvent>)> GetCallback() const 47 { 48 return callback_; 49 } 50 51 private: 52 int32_t subscribeId_ { -1 }; 53 std::shared_ptr<OHOS::MMI::KeyOption> keyOption_ { nullptr }; 54 std::function<void(std::shared_ptr<OHOS::MMI::KeyEvent>)> callback_ { nullptr }; 55 }; 56 57 public: 58 KeyEventInputSubscribeManager() = default; 59 ~KeyEventInputSubscribeManager() = default; 60 61 int32_t SubscribeKeyEvent(std::shared_ptr<OHOS::MMI::KeyOption> keyOption, 62 std::function<void(std::shared_ptr<OHOS::MMI::KeyEvent>)> callback); 63 int32_t UnSubscribeKeyEvent(int32_t subscribeId); 64 65 int32_t OnSubscribeKeyEventCallback(std::shared_ptr<OHOS::MMI::KeyEvent> event, int32_t subscribeId); 66 void OnConnected(); 67 68 private: 69 std::list<SubscribeKeyEventInfo> subscribeInfos_; 70 static int32_t subscribeIdManager_; 71 }; 72 } // namespace MMI 73 } // namespace OHOS 74 75 #define KeyEventInputSubscribeMgr OHOS::MMI::KeyEventInputSubscribeManager::GetInstance() 76 77 #endif // KEY_EVENT_INPUT_SUBSCRIBE_MANAGER_H