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126 lines
2.5 KiB
Markdown
126 lines
2.5 KiB
Markdown
# Slider 滑块
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### 引入
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```js
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import Vue from 'vue';
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import { Slider } from 'vant';
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Vue.use(Slider);
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```
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## 代码演示
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### 基础用法
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```html
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<van-slider v-model="value" @change="onChange" />
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```
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```js
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import { Toast } from 'vant';
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export default {
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data() {
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return {
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value: 50,
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};
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},
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methods: {
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onChange(value) {
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Toast('当前值：' + value);
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},
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},
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};
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```
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### 指定选择范围
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```html
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<van-slider v-model="value" :min="-50" :max="50" />
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```
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### 禁用
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```html
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<van-slider v-model="value" disabled />
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```
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### 指定步长
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```html
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<van-slider v-model="value" :step="10" />
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```
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### 自定义样式
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```html
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<van-slider v-model="value" bar-height="4px" active-color="#ee0a24" />
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```
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### 自定义按钮
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```html
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<van-slider v-model="value" active-color="#ee0a24">
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<template #button>
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<div class="custom-button">
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{{ value }}
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</div>
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</template>
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</van-slider>
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<style>
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.custom-button {
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width: 26px;
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color: #fff;
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font-size: 10px;
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line-height: 18px;
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text-align: center;
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background-color: #ee0a24;
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border-radius: 100px;
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}
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</style>
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```
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### 垂直方向
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Slider 垂直展示时，高度为 100% 父元素高度
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```html
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<div :style="{ height: '100px' }">
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<van-slider v-model="value" vertical />
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</div>
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```
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## API
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### Props
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| 参数 | 说明 | 类型 | 默认值 |
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| --- | --- | --- | --- |
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| value | 当前进度百分比 | _number_ | `0` |
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| max | 最大值 | _number \| string_ | `100` |
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| min | 最小值 | _number \| string_ | `0` |
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| step | 步长 | _number \| string_ | `1` |
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| bar-height | 进度条高度，默认单位为`px` | _number \| string_ | `2px` |
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| button-size `v2.4.5` | 滑块按钮大小，默认单位为`px` | _number \| string_ | `24px` |
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| active-color | 进度条激活态颜色 | _string_ | `#1989fa` |
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| inactive-color | 进度条非激活态颜色 | _string_ | `#e5e5e5` |
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| disabled | 是否禁用滑块 | _boolean_ | `false` |
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| vertical | 是否垂直展示 | _boolean_ | `false` |
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### Events
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| 事件名 | 说明 | 回调参数 |
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| ---------- | ------------------------ | --------------- |
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| input | 进度变化时实时触发 | value: 当前进度 |
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| change | 进度变化且结束拖动后触发 | value: 当前进度 |
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| drag-start | 开始拖动时触发 | - |
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| drag-end | 结束拖动时触发 | - |
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### Slots
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| 名称 | 说明 |
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| ------ | -------------- |
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| button | 自定义滑动按钮 |
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