TabBarIOS.Item
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selectedbadgeicononPressrenderAsOriginalbadgeColorselectedIconstylesystemIcontitleisTVSelectable
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Props
selected
It specifies whether the children are visible or not. If you see a blank content, you probably forgot to add a selected one.
| 类型 | 必填 |
|---|---|
| bool | 否 |
badge
Little red bubble that sits at the top right of the icon.
| 类型 | 必填 |
|---|---|
| string, ,number | 否 |
icon
A custom icon for the tab. It is ignored when a system icon is defined.
| 类型 | 必填 |
|---|---|
| Image.propTypes.source | 否 |
onPress
Callback when this tab is being selected, you should change the state of your component to set selected={true}.
| 类型 | 必填 |
|---|---|
| function | 否 |
renderAsOriginal
If set to true it renders the image as original, it defaults to being displayed as a template
| 类型 | 必填 |
|---|---|
| bool | 否 |
badgeColor
Background color for the badge. Available since iOS 10.
| 类型 | 必填 |
|---|---|
| color | 否 |
selectedIcon
A custom icon when the tab is selected. It is ignored when a system icon is defined. If left empty, the icon will be tinted in blue.
| 类型 | 必填 |
|---|---|
| Image.propTypes.source | 否 |
style
React style object.
| 类型 | 必填 |
|---|---|
| View.style | 否 |
systemIcon
Items comes with a few predefined system icons. Note that if you are using them, the title and selectedIcon will be overridden with the system ones.
| 类型 | 必填 |
|---|---|
| enum('bookmarks', 'contacts', 'downloads', 'favorites', 'featured', 'history', 'more', 'most-recent', 'most-viewed', 'recents', 'search', 'top-rated') | 否 |
title
Text that appears under the icon. It is ignored when a system icon is defined.
| 类型 | 必填 |
|---|---|
| string | 否 |
isTVSelectable
(Apple TV only)* When set to true, this view will be focusable and navigable using the Apple TV remote.
| 类型 | 必填 | 平台 |
|---|---|---|
| bool | 否 | iOS |