mirror of
https://gitee.com/vant-contrib/vant-weapp.git
synced 2025-04-06 03:58:05 +08:00
142 lines
2.3 KiB
Markdown
142 lines
2.3 KiB
Markdown
## Slider 滑块
|
|
|
|
### 使用指南
|
|
在 app.json 或 index.json 中引入组件
|
|
```json
|
|
"usingComponents": {
|
|
"van-slider": "/packages/slider/index"
|
|
}
|
|
```
|
|
#### 基本用法
|
|
|
|
```html
|
|
<van-slider value="50" bind:change="onChange" />
|
|
```
|
|
|
|
```js
|
|
Page({
|
|
onChange(event) {
|
|
wx.showToast({
|
|
icon: 'none',
|
|
title: `当前值：${event.detail}`
|
|
});
|
|
}
|
|
});
|
|
```
|
|
|
|
#### 指定选择范围
|
|
|
|
```html
|
|
<van-slider value="50" min="10" max="90" />
|
|
```
|
|
|
|
#### 禁用
|
|
|
|
```html
|
|
<van-slider value="50" disabled />
|
|
```
|
|
|
|
#### 指定步长
|
|
|
|
```html
|
|
<van-slider value="50" step="10" />
|
|
```
|
|
|
|
#### 自定义样式
|
|
|
|
```html
|
|
<van-slider
|
|
value="50"
|
|
bar-height="4px"
|
|
active-color="#f44"
|
|
/>
|
|
```
|
|
|
|
#### 自定义按钮
|
|
|
|
```html
|
|
<van-slider
|
|
value="{{ currentValue }}"
|
|
use-button-slot
|
|
bind:drag="onDrag"
|
|
>
|
|
<view class="custom-button" slot="button">
|
|
{{ currentValue }}/100
|
|
</view>
|
|
</van-slider>
|
|
```
|
|
|
|
```js
|
|
Page({
|
|
data: {
|
|
currentValue: 50
|
|
},
|
|
|
|
onDrag(event) {
|
|
this.setData({
|
|
currentValue: event.detail.value
|
|
});
|
|
}
|
|
});
|
|
```
|
|
|
|
#### 自定义按钮
|
|
|
|
```html
|
|
<van-slider
|
|
value="{{ currentValue }}"
|
|
use-button-slot
|
|
bind:drag="onDrag"
|
|
>
|
|
<view class="custom-button" slot="button">
|
|
{{ currentValue }}/100
|
|
</view>
|
|
</van-slider>
|
|
```
|
|
|
|
```js
|
|
Page({
|
|
data: {
|
|
currentValue: 30
|
|
},
|
|
|
|
onDrag(event) {
|
|
this.setData({
|
|
currentValue: event.detail.value
|
|
});
|
|
}
|
|
});
|
|
```
|
|
|
|
### API
|
|
|
|
| 参数 | 说明 | 类型 | 默认值 |
|
|
|-----------|-----------|-----------|-------------|
|
|
| value | 当前进度百分比，取值范围为 0-100 | `Number` | `0` |
|
|
| disabled | 是否禁用滑块 | `Boolean` | `false` |
|
|
| max | 最大值 | `Number` | `100` |
|
|
| min | 最小值 | `Number` | `0` |
|
|
| step | 步长 | `Number` | `1` |
|
|
| bar-height | 进度条高度 | `String` | `2px` |
|
|
| active-color | 进度条激活态颜色 | `String` | `#1989fa` |
|
|
| inactive-color | 进度条默认颜色 | `String` | `#e5e5e5` |
|
|
|
|
### Event
|
|
|
|
| 事件名 | 说明 | 参数 |
|
|
|-----------|-----------|-----------|
|
|
| bind:drag | 拖动进度条时触发 | event.detail.value: 当前进度 |
|
|
| bind:change | 进度值改变后触发 | event.detail: 当前进度 |
|
|
|
|
### 外部样式类
|
|
|
|
| 类名 | 说明 |
|
|
|-----------|-----------|
|
|
| custom-class | 根节点样式类 |
|
|
|
|
### 更新日志
|
|
|
|
| 版本 | 类型 | 内容 |
|
|
|-----------|-----------|-----------|
|
|
| 0.2.0 | feature | 新增组件 |
|