1 /*
2  * Copyright (c) 2023 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 OHOS_ABILITY_RUNTIME_JS_ABILITY_FOREGROUND_STATE_OBSERVER_H
17 #define OHOS_ABILITY_RUNTIME_JS_ABILITY_FOREGROUND_STATE_OBSERVER_H
18 
19 #include <set>
20 
21 #include "ability_foreground_state_observer_stub.h"
22 #include "ability_state_data.h"
23 #include "event_handler.h"
24 #include "js_ability_manager_utils.h"
25 #include "native_engine/native_engine.h"
26 
27 namespace OHOS {
28 namespace AbilityRuntime {
29 using OHOS::AppExecFwk::AbilityForegroundStateObserverStub;
30 using OHOS::AppExecFwk::AbilityStateData;
31 class JSAbilityForegroundStateObserver : public AbilityForegroundStateObserverStub {
32 public:
33     explicit JSAbilityForegroundStateObserver(napi_env engine);
34     virtual ~JSAbilityForegroundStateObserver() = default;
35 
36     void OnAbilityStateChanged(const AbilityStateData &abilityStateData);
37     void HandleOnAbilityStateChanged(const AbilityStateData &abilityStateData);
38     void CallJsFunction(const napi_value &value, const char *methodName, const napi_value *argv, const size_t argc);
39     void AddJsObserverObject(const napi_value &jsObserverObject);
40     void RemoveJsObserverObject(const napi_value &jsObserverObject);
41     void RemoveAllJsObserverObject();
42     std::shared_ptr<NativeReference> GetObserverObject(const napi_value &jsObserverObject);
43     bool IsObserverObjectExsit(const napi_value &jsObserverObject);
44     bool IsEmpty();
45     void SetValid(bool valid);
46 
47 private:
48     napi_env env_;
49     volatile bool valid_ = true;
50     std::set<std::shared_ptr<NativeReference>> jsObserverObjectSet_;
51 };
52 } // namespace AbilityRuntime
53 } // namespace OHOS
54 #endif // OHOS_ABILITY_RUNTIME_JS_ABILITY_FOREGROUND_STATE_OBSERVER_H
55