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 IME_STATE_MANAGER_H 17 #define IME_STATE_MANAGER_H 18 #include "event_handler.h" 19 namespace OHOS { 20 namespace MiscServices { 21 enum class RequestType : int32_t { 22 NORMAL = 0, 23 START_INPUT, 24 STOP_INPUT, 25 REQUEST_SHOW, 26 REQUEST_HIDE 27 }; 28 class ImeStateManager { 29 public: ImeStateManager(pid_t pid)30 explicit ImeStateManager(pid_t pid) : pid_(pid) { } 31 virtual ~ImeStateManager() = default; 32 static void SetEventHandler(const std::shared_ptr<AppExecFwk::EventHandler> &eventHandler); 33 bool IsIpcNeeded(RequestType type); 34 void BeforeIpc(RequestType type); 35 void AfterIpc(RequestType type, bool isSuccess); 36 bool IsImeInUse(); TemporaryActiveIme()37 virtual void TemporaryActiveIme() { }; 38 39 protected: 40 std::mutex mutex_; 41 static std::shared_ptr<AppExecFwk::EventHandler> eventHandler_; 42 pid_t pid_; 43 bool isFrozen_ { true }; 44 45 private: 46 virtual void ControlIme(bool shouldApply) = 0; 47 bool isImeInUse_ { false }; 48 }; 49 } // namespace MiscServices 50 } // namespace OHOS 51 #endif // IME_STATE_MANAGER_H