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_TAB_BAR_TAB_BAR_ITEM_ELEMENT_H
17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_TAB_BAR_TAB_BAR_ITEM_ELEMENT_H
18 
19 #include "core/components/box/box_element.h"
20 #include "core/focus/focus_node.h"
21 #include "core/components/tab_bar/render_tab_bar_item.h"
22 
23 namespace OHOS::Ace {
24 
25 class TabBarItemElement : public BoxElement, public FocusGroup {
26     DECLARE_ACE_TYPE(TabBarItemElement, BoxElement, FocusGroup);
27 
28 public:
OnFocus()29     void OnFocus() override
30     {
31         if (renderNode_) {
32             renderNode_->ChangeStatus(RenderStatus::FOCUS);
33         }
34         FocusGroup::OnFocus();
35     }
36 
OnBlur()37     void OnBlur() override
38     {
39         if (renderNode_) {
40             renderNode_->ChangeStatus(RenderStatus::BLUR);
41         }
42         FocusGroup::OnBlur();
43     }
44 
RequestNextFocus(bool vertical,bool reverse,const Rect & rect)45     bool RequestNextFocus(bool vertical, bool reverse, const Rect& rect) override
46     {
47         return false;
48     }
49 
IsFocusable()50     bool IsFocusable() const override
51     {
52         return FocusNode::IsFocusable();
53     }
54 
AcceptFocusByRectOfLastFocus(const Rect & rect)55     bool AcceptFocusByRectOfLastFocus(const Rect& rect) override
56     {
57         return FocusNode::AcceptFocusByRectOfLastFocus(rect);
58     }
59 
CreateRenderNode()60     RefPtr<RenderNode> CreateRenderNode() override
61     {
62         auto tabBarItemComponent = AceType::DynamicCast<TabBarItemComponent>(component_);
63         if (!tabBarItemComponent) {
64             return nullptr;
65         }
66         auto renderTabBarItem = AceType::DynamicCast<RenderTabBarItem>(tabBarItemComponent->CreateRenderNode());
67         if (renderTabBarItem && tabBarItemComponent->GetEnableDebugBoundary()) {
68             renderTabBarItem->SetEnableDebugBoundary(true);
69         }
70         return renderTabBarItem;
71     }
72 };
73 
74 } // namespace OHOS::Ace
75 
76 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_TAB_BAR_TAB_BAR_ITEM_ELEMENT_H
77