1 /* 2 * Copyright (C) 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 SERVICES_INCLUDE_SCLOCK_MANAGER_H 17 #define SERVICES_INCLUDE_SCLOCK_MANAGER_H 18 19 #include <mutex> 20 #include <string> 21 22 #include "iremote_object.h" 23 #include "refbase.h" 24 #include "screenlock_callback_interface.h" 25 #include "screenlock_common.h" 26 #include "screenlock_manager_interface.h" 27 #include "visibility.h" 28 29 namespace OHOS { 30 namespace ScreenLock { 31 class ScreenLockManager : public RefBase { 32 public: 33 SCREENLOCK_API static sptr<ScreenLockManager> GetInstance(); 34 /** 35 * Lock the screen. 36 * 37 * @param userId Indicates the user ID. 38 * @return Returns E_SCREENLOCK_OK if success; otherwise failed. 39 */ 40 SCREENLOCK_API int32_t Lock(int32_t userId); 41 42 /** 43 * Check whether the screen is currently locked. 44 * 45 * @param isLocked Indicates the screen lock state. 46 * @return Returns E_SCREENLOCK_OK if success; otherwise failed. 47 */ 48 SCREENLOCK_API int32_t IsLocked(bool &isLocked); 49 50 SCREENLOCK_API bool IsScreenLocked(); 51 bool GetSecure(); 52 int32_t Unlock(Action action, const sptr<ScreenLockCallbackInterface> &listener); 53 int32_t Lock(const sptr<ScreenLockCallbackInterface> &listener); 54 private: 55 class ScreenLockSaDeathRecipient : public IRemoteObject::DeathRecipient { 56 public: ScreenLockSaDeathRecipient()57 explicit ScreenLockSaDeathRecipient(){}; 58 ~ScreenLockSaDeathRecipient() = default; OnRemoteDied(const wptr<IRemoteObject> & object)59 void OnRemoteDied(const wptr<IRemoteObject> &object) override 60 { 61 ScreenLockManager::GetInstance()->OnRemoteSaDied(object); 62 } 63 }; 64 65 ScreenLockManager(); 66 ~ScreenLockManager() override; 67 void OnRemoteSaDied(const wptr<IRemoteObject> &object); 68 sptr<ScreenLockManagerInterface> GetProxy(); 69 sptr<ScreenLockManagerInterface> GetScreenLockManagerProxy(); 70 static std::mutex instanceLock_; 71 static sptr<ScreenLockManager> instance_; 72 sptr<ScreenLockSaDeathRecipient> deathRecipient_; 73 std::mutex managerProxyLock_; 74 sptr<ScreenLockManagerInterface> screenlockManagerProxy_; 75 }; 76 } // namespace ScreenLock 77 } // namespace OHOS 78 #endif // SERVICES_INCLUDE_SCLOCK_SERVICES_MANAGER_H