1 /* 2 * Copyright (c) 2025 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 PRE_MONITOR_MANAGER_H 17 #define PRE_MONITOR_MANAGER_H 18 19 #include <limits> 20 #include <map> 21 #include <mutex> 22 #include <iterator> 23 #include "singleton.h" 24 25 #include "input_handler_type.h" 26 #include "i_input_event_consumer.h" 27 28 namespace OHOS { 29 namespace MMI { 30 class PreMonitorManager final { 31 DECLARE_SINGLETON(PreMonitorManager); 32 33 public: 34 DISALLOW_MOVE(PreMonitorManager); 35 36 #ifdef OHOS_BUILD_ENABLE_KEYBOARD 37 void OnPreKeyEvent(std::shared_ptr<KeyEvent> keyEvent, int32_t handlerId); 38 #endif // OHOS_BUILD_ENABLE_KEYBOARD 39 #if defined(OHOS_BUILD_ENABLE_MONITOR) 40 void OnConnected(); 41 #endif // OHOS_BUILD_ENABLE_MONITOR 42 HandleEventType GetEventType() const; 43 int32_t AddHandler( 44 std::shared_ptr<IInputEventConsumer> consumer, HandleEventType eventType, std::vector<int32_t> keys); 45 int32_t RemoveHandler(int32_t handlerId); 46 47 private: 48 struct Handler { 49 int32_t handlerId_ { 0 }; 50 HandleEventType eventType_ { HANDLE_EVENT_TYPE_PRE_KEY }; 51 std::shared_ptr<IInputEventConsumer> callback_ { nullptr }; 52 std::vector<int32_t> keys_; 53 }; 54 55 private: 56 int32_t GetNextId(); 57 int32_t AddLocal(int32_t handlerId, HandleEventType eventType, std::vector<int32_t> keys, 58 std::shared_ptr<IInputEventConsumer> consumer); 59 int32_t AddToServer(int32_t handlerId, HandleEventType eventType, std::vector<int32_t> keys); 60 int32_t RemoveLocal(int32_t handlerId); 61 int32_t RemoveFromServer(int32_t handlerId); 62 std::shared_ptr<IInputEventConsumer> FindHandler(int32_t handlerId); 63 64 private: 65 std::map<int32_t, Handler> monitorHandlers_; 66 int32_t nextId_ { 1 }; 67 std::mutex mtxHandlers_; 68 }; 69 #define PRE_MONITOR_MGR ::OHOS::Singleton<PreMonitorManager>::GetInstance() 70 } // namespace MMI 71 } // namespace OHOS 72 #endif // PRE_MONITOR_MANAGER_H 73