1 /*
2  * Copyright (c) 2021 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_BUBBLE_BUBBLE_ELEMENT_H
17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_BUBBLE_BUBBLE_ELEMENT_H
18 
19 #include "core/focus/focus_node.h"
20 #include "core/pipeline/base/sole_child_element.h"
21 
22 namespace OHOS::Ace {
23 
24 class BubbleElement : public SoleChildElement, public FocusGroup {
25     DECLARE_ACE_TYPE(BubbleElement, SoleChildElement, FocusGroup);
26 
27 public:
28     using StateChangeEvent = std::function<void(bool)>;
29 
30     BubbleElement() = default;
31     ~BubbleElement() override = default;
32 
33     void PerformBuild() override;
34 
GetId()35     const ComposeId& GetId()
36     {
37         return id_;
38     }
39 
40     void FirePopEvent();
41     bool IsDeclarative();
42 
43 protected:
44     bool OnKeyEvent(const KeyEvent& keyEvent) override;
45     bool RequestNextFocus(bool vertical, bool reverse, const Rect& rect) override;
46 
47 private:
48     ComposeId id_;
49     StateChangeEvent stateChangeEvent_;
50 };
51 
52 } // namespace OHOS::Ace
53 
54 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_BUBBLE_BUBBLE_ELEMENT_H
55