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 FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERNS_RATING_RATING_EVENT_HUB_H
17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERNS_RATING_RATING_EVENT_HUB_H
18 
19 #include "base/memory/ace_type.h"
20 #include "core/components_ng/event/event_hub.h"
21 #include "core/components_ng/event/gesture_event_hub.h"
22 
23 namespace OHOS::Ace::NG {
24 
25 using ChangeEvent = std::function<void(const std::string&)>;
26 
27 class RatingEventHub : public EventHub {
28     DECLARE_ACE_TYPE(RatingEventHub, EventHub)
29 
30 public:
31     RatingEventHub() = default;
32     ~RatingEventHub() override = default;
33 
SetOnChange(ChangeEvent && changeEvent)34     void SetOnChange(ChangeEvent&& changeEvent)
35     {
36         changeEvent_ = std::move(changeEvent);
37     }
38 
FireChangeEvent(const std::string & index)39     void FireChangeEvent(const std::string& index) const
40     {
41         if (indexChangeEvent_) {
42             indexChangeEvent_(index);
43         }
44         if (changeEvent_) {
45             changeEvent_(index);
46         }
47     }
48 
SetOnChangeEvent(ChangeEvent && changeEventEvent)49     void SetOnChangeEvent(ChangeEvent&& changeEventEvent)
50     {
51         indexChangeEvent_ = std::move(changeEventEvent);
52     }
53 
54 private:
55     ChangeEvent changeEvent_;
56     ChangeEvent indexChangeEvent_;
57 
58     ACE_DISALLOW_COPY_AND_MOVE(RatingEventHub);
59 };
60 
61 } // namespace OHOS::Ace::NG
62 
63 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERNS_RATING_RATING_EVENT_HUB_H
64