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Merged
anlyyao merged 1 commit into from
Jun 22, 2026
Merged

docs(tab-bar): add change event #4526

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6 changes: 6 additions & 0 deletions packages/uniapp-components/tab-bar/README.en-US.md
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Original file line number Diff line number Diff line change
Expand Up @@ -18,6 +18,12 @@ value | String / Number / Array | - | `v-model:value` is supported。Typescript:
default-value | String / Number / Array | - | uncontrolled property。Typescript: `string \| number \| Array<string \| number>` | N
z-index | Number | 1 | \- | N

### TabBar Events

name | params | description
-- | -- | --
change | `(context: { value: string \| number })` | \-

### TabBar External Classes

className | Description
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8 changes: 7 additions & 1 deletion packages/uniapp-components/tab-bar/README.md
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Expand Up @@ -66,6 +66,12 @@ value | String / Number / Array | - | 当前选中标签的索引。支持语法
default-value | String / Number / Array | - | 当前选中标签的索引。非受控属性。TS 类型：`string \| number \| Array<string \| number>` | N
z-index | Number | 1 | 标签栏层级 | N

### TabBar Events

名称 | 参数 | 描述
-- | -- | --
change | `(context: { value: string \| number })` | 选中标签切换时触发

### TabBar External Classes

类名 | 描述
Expand All @@ -87,7 +93,7 @@ value | String / Number | - | 标识符 | N

名称 | 描述
-- | --
icon | 图标插槽，用于自定义图标区域内容
icon | 自定义 `icon` 显示内容

### CSS Variables

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5 changes: 5 additions & 0 deletions packages/uniapp-components/tab-bar/props.ts
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Expand Up @@ -59,4 +59,9 @@ export default {
type: Number,
default: 1,
},
/** 选中标签切换时触发 */
onChange: {
type: Function,
default: () => ({}),
},
};
4 changes: 4 additions & 0 deletions packages/uniapp-components/tab-bar/type.ts
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Expand Up @@ -53,4 +53,8 @@ export interface TdTabBarProps {
* @default 1
*/
zIndex?: number;
/**
* 选中标签切换时触发
*/
onChange?: (context: { value: string | number }) => void;
}
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