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 FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERN_PANEL_CLOSE_ICON_PATTERN_H
17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERN_PANEL_CLOSE_ICON_PATTERN_H
18 
19 #include "core/components_ng/base/frame_node.h"
20 #include "core/components_ng/pattern/button/button_pattern.h"
21 #include "core/components_ng/pattern/panel/close_icon_layout_algorithm.h"
22 #include "core/components_ng/pattern/panel/close_icon_layout_property.h"
23 #include "core/components_ng/pattern/pattern.h"
24 
25 namespace OHOS::Ace::NG {
26 using ClickButtonCallback = std::function<void()>;
27 
28 class CloseIconPattern : public Pattern {
29     DECLARE_ACE_TYPE(CloseIconPattern, Pattern);
30 
31 public:
32     CloseIconPattern() = default;
33     ~CloseIconPattern() override = default;
CreateLayoutProperty()34     RefPtr<LayoutProperty> CreateLayoutProperty() override
35     {
36         return MakeRefPtr<CloseIconLayoutProperty>();
37     }
38 
CreateLayoutAlgorithm()39     RefPtr<LayoutAlgorithm> CreateLayoutAlgorithm() override
40     {
41         return MakeRefPtr<CloseIconLayoutAlgorithm>();
42     }
43 
GetCloseIconLayoutProperty()44     RefPtr<CloseIconLayoutProperty> GetCloseIconLayoutProperty() const
45     {
46         auto host = GetHost();
47         CHECK_NULL_RETURN(host, nullptr);
48         auto layoutProperty = host->GetLayoutProperty<CloseIconLayoutProperty>();
49         CHECK_NULL_RETURN(layoutProperty, nullptr);
50         return layoutProperty;
51     }
52 
HasClickButtonCallback()53     bool HasClickButtonCallback() const
54     {
55         return (clickButtonCallback_ != nullptr);
56     }
57 
SetClickButtonCallback(const ClickButtonCallback & callback)58     void SetClickButtonCallback(const ClickButtonCallback& callback)
59     {
60         clickButtonCallback_ = callback;
61     }
62 
63 private:
64     void OnModifyDone() override;
65     void InitCloseIcon();
66     void InitButtonEvent();
67     void ButtonClickEvent();
68 
69     RefPtr<ClickEvent> buttonClickListenr_;
70     ClickButtonCallback clickButtonCallback_;
71     bool isFirstLayout_ {true};
72 
73     ACE_DISALLOW_COPY_AND_MOVE(CloseIconPattern);
74 };
75 } // namespace OHOS::Ace::NG
76 
77 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERN_PANEL_CLOSE_ICON_PATTERN_H
78