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99 lines
2.1 KiB
Markdown
99 lines
2.1 KiB
Markdown
## Tabbar
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<script>
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export default {
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data() {
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return {
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active: 0,
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active2: 0,
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icon: {
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normal: 'https://img.yzcdn.cn/public_files/2017/10/13/c547715be149dd3faa817e4a948b40c4.png',
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active: 'https://img.yzcdn.cn/public_files/2017/10/13/793c77793db8641c4c325b7f25bf130d.png'
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}
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}
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}
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}
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</script>
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### Install
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``` javascript
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import { Tabbar, TabbarItem } from 'vant';
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Vue.component(Tabbar.name, Tabbar);
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Vue.component(TabbarItem.name, TabbarItem);
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```
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### Usage
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#### Basic Usage
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:::demo Basic Usage
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```html
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<van-tabbar v-model="active">
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<van-tabbar-item icon="shop">标签</van-tabbar-item>
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<van-tabbar-item icon="chat" dot>标签</van-tabbar-item>
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<van-tabbar-item icon="records">标签</van-tabbar-item>
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<van-tabbar-item icon="gold-coin">标签</van-tabbar-item>
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</van-tabbar>
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```
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```javascript
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export default {
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data() {
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return {
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active: 0
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}
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}
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}
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```
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:::
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#### 自定义图标
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通过 icon slot 自定义图标
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:::demo 自定义图标
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```html
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<van-tabbar v-model="active2">
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<van-tabbar-item icon="shop">
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<span>自定义</span>
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<img slot="icon" :src="active2 === 0 ? icon.active : icon.normal" />
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</van-tabbar-item>
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<van-tabbar-item icon="chat">标签</van-tabbar-item>
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<van-tabbar-item icon="records">标签</van-tabbar-item>
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</van-tabbar>
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```
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```javascript
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export default {
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data() {
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return {
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active2: 0,
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icon: {
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normal: '//img.yzcdn.cn/1.png',
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active: '//img.yzcdn.cn/2.png'
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}
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}
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}
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}
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```
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:::
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### Tabbar API
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| Attribute | Description | Type | Default | Accepted Values |
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|-----------|-----------|-----------|-------------|-------------|
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| v-model | 当前选中标签的索引 | `Number` | - | - |
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### Tabbar Event
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| Event | Description | Attribute |
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|-----------|-----------|-----------|
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| change | 切换标签时触发 | active: 当前选中标签 |
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### TabbarItem API
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| Attribute | Description | Type | Default | Accepted Values |
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|-----------|-----------|-----------|-------------|-------------|
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| icon | 图标名称 | `String` | - | Icon 组件中可用的类型 |
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| dot | 是否显示小红点 | `Boolean` | - | - |
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