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 SETTINGS_DATA_OBSERVER_H
17 #define SETTINGS_DATA_OBSERVER_H
18 
19 #include <cstdint>
20 
21 #include "data_ability_observer_stub.h"
22 
23 namespace OHOS {
24 namespace MiscServices {
25 class SettingsDataObserver : public AAFwk::DataAbilityObserverStub {
26 public:
27     using CallbackFunc = std::function<void()>;
SettingsDataObserver(const std::string & key,CallbackFunc & func)28     SettingsDataObserver(const std::string &key, CallbackFunc &func) : key_(key), func_(func){};
29     ~SettingsDataObserver() = default;
30     void OnChange() override;
31     const std::string &GetKey();
32 
33 private:
34     std::string key_;
35     CallbackFunc func_ = nullptr;
36 };
37 } // namespace MiscServices
38 } // namespace OHOS
39 
40 #endif // SETTINGS_DATA_OBSERVER_H
41