1 /*
2  * Copyright (c) 2024 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 IAM_CONTEXT_APPSTATE_OBSERVER_H
17 #define IAM_CONTEXT_APPSTATE_OBSERVER_H
18 
19 #include <cstdint>
20 #include <string>
21 
22 #include "application_state_observer_stub.h"
23 #include "app_mgr_interface.h"
24 #include "context_callback.h"
25 #include "if_system_ability_manager.h"
26 #include "iservice_registry.h"
27 
28 namespace OHOS {
29 namespace UserIam {
30 namespace UserAuth {
31 using namespace OHOS::AppExecFwk;
32 class ContextAppStateObserverManager {
33     public:
34         ContextAppStateObserverManager() = default;
35         ~ContextAppStateObserverManager() = default;
36         static ContextAppStateObserverManager &GetInstance();
37 
38         void SubscribeAppState(const std::shared_ptr<ContextCallback> &callback, const uint64_t contextId);
39         void UnSubscribeAppState();
40         void SetScreenLockState(bool screenLockState);
41         bool GetScreenLockState();
42 
43     protected:
44         sptr<ApplicationStateObserverStub> appStateObserver_ = nullptr;
45 
46     private:
47         sptr<IAppMgr> GetAppManagerInstance();
48         bool isScreenLocked_ = false;
49 };
50 
51 class ContextAppStateObserver : public ApplicationStateObserverStub {
52     public:
53         ContextAppStateObserver(const uint64_t contextId, const std::string bundleName);
54         ~ContextAppStateObserver() override = default;
55         void OnAppStateChanged(const AppStateData &appStateData) override;
56         void OnForegroundApplicationChanged(const AppStateData &appStateData) override;
57         void OnAbilityStateChanged(const AbilityStateData &abilityStateData) override;
58 
59     protected:
60         void ProcAppStateChanged(int32_t userId);
61         const uint64_t contextId_ = INVALID_CONTEXT_ID;
62         const std::string bundleName_;
63 };
64 } // namespace UserAuth
65 } // namespace UserIam
66 } // namespace OHOS
67 #endif // IAM_CONTEXT_APPSTATE_OBSERVER_H