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 INPUT_HANDLER_MANAGER_H 17 #define INPUT_HANDLER_MANAGER_H 18 19 #include <limits> 20 #include <map> 21 #include <mutex> 22 #include "input_handler_type.h" 23 #include "i_input_event_consumer.h" 24 #include "pointer_event.h" 25 #include "singleton.h" 26 27 namespace OHOS { 28 namespace MMI { 29 class InputHandlerManager : public Singleton<OHOS::MMI::InputHandlerManager> { 30 public: 31 int32_t AddHandler(InputHandlerType handlerType, std::shared_ptr<IInputEventConsumer> consumer); 32 void RemoveHandler(int32_t handlerId, InputHandlerType handlerType); 33 void MarkConsumed(int32_t monitorId, int32_t eventId); 34 void OnInputEvent(int32_t handlerId, std::shared_ptr<KeyEvent> keyEvent); 35 void OnInputEvent(int32_t handlerId, std::shared_ptr<PointerEvent> pointerEvent); 36 void OnConnected(); 37 38 private: 39 struct Handler { 40 int32_t handlerId_; 41 InputHandlerType handlerType_; 42 std::shared_ptr<IInputEventConsumer> consumer_; 43 }; 44 45 private: 46 int32_t GetNextId(); 47 int32_t AddLocal(int32_t handlerId, InputHandlerType handlerType, std::shared_ptr<IInputEventConsumer> monitor); 48 void AddToServer(int32_t handlerId, InputHandlerType handlerType); 49 int32_t RemoveLocal(int32_t handlerId, InputHandlerType handlerType); 50 void RemoveFromServer(int32_t handlerId, InputHandlerType handlerType); 51 std::shared_ptr<IInputEventConsumer> FindHandler(int32_t handlerId); 52 53 private: 54 std::mutex lockHandlers_; 55 std::map<int32_t, Handler> inputHandlers_; 56 int32_t nextId_ { 1 }; 57 }; 58 } // namespace MMI 59 } // namespace OHOS 60 61 #endif // INPUT_HANDLER_MANAGER_H