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128 lines
2.6 KiB
Markdown
128 lines
2.6 KiB
Markdown
## List
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A list component to show items and control loading status.
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### Install
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``` javascript
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import { List } from 'vant';
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Vue.use(List);
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```
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### Usage
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#### Basic Usage
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```html
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<van-list
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v-model="loading"
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:finished="finished"
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finished-text="Finished"
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@load="onLoad"
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>
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<van-cell
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v-for="item in list"
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:key="item"
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:title="item"
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/>
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</van-list>
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```
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```js
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export default {
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data() {
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return {
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list: [],
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loading: false,
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finished: false
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};
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},
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methods: {
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onLoad() {
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setTimeout(() => {
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for (let i = 0; i < 10; i++) {
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this.list.push(this.list.length + 1);
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}
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this.loading = false;
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if (this.list.length >= 40) {
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this.finished = true;
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}
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}, 500);
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}
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}
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}
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```
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### Error Info
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```html
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<van-list
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v-model="loading"
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:error.sync="error"
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error-text="Request failed. Click to reload"
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@load="onLoad"
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>
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<van-cell
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v-for="item in list"
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:key="item"
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:title="item"
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/>
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</van-list>
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```
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```js
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export default {
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data() {
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return {
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list: [],
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error: false,
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loading: false
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};
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},
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methods: {
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onLoad() {
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fetchSomeThing().catch(() => {
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this.error = true;
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})
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}
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}
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}
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```
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### API
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| Attribute | Description | Type | Default |
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|------|------|------|------|
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| v-model | Whether to show loading info，the `load` event will not be triggered when loading | `Boolean` | `false` |
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| finished | Whether loading is finished，the `load` event will not be triggered when finished | `Boolean` | `false` |
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| error | Whether loading is error，the `load` event will be triggered only when error text clicked, the `sync` modifier is needed | `Boolean` | `false` |
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| offset | The load event will be triggered when the distance between the scrollbar and the bottom is less than offset | `Number` | `300` |
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| loading-text | Loading text | `String` | `Loading...` |
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| finished-text | Finished text | `String` | - |
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| error-text | Error loaded text | `String` | - |
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| immediate-check | Whether to check loading position immediately after mounted | `Boolean` | `true` |
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| direction | Scroll direction，can be set to `up` | `String` | `down` |
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### Event
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| Event | Description | Arguments |
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|------|------|------|
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| load | Triggered when the distance between the scrollbar and the bottom is less than offset | - |
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### Methods
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Use ref to get list instance and call instance methods
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| Name | Attribute | Return value | Description |
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|------|------|------|------|
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| check | - | - | Check scroll position |
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### Slot
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| Name | Description |
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|------|------|
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| - | List content |
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| loading | Custom loading tips |
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