city-casereport/miniprogram_npm/tdesign-miniprogram/collapse/README.md
2023-12-06 14:22:42 +08:00

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---
title: Collapse 折叠面板
description: 用于对复杂区域进行分组和隐藏 常用于订单信息展示等
spline: data
isComponent: true
---
<span class="coverages-badge" style="margin-right: 10px"><img src="https://img.shields.io/badge/coverages%3A%20lines-100%25-blue" /></span><span class="coverages-badge" style="margin-right: 10px"><img src="https://img.shields.io/badge/coverages%3A%20functions-100%25-blue" /></span><span class="coverages-badge" style="margin-right: 10px"><img src="https://img.shields.io/badge/coverages%3A%20statements-99%25-blue" /></span><span class="coverages-badge" style="margin-right: 10px"><img src="https://img.shields.io/badge/coverages%3A%20branches-87%25-blue" /></span>
<div style="background: #ecf2fe; display: flex; align-items: center; line-height: 20px; padding: 14px 24px; border-radius: 3px; color: #555a65">
<svg fill="none" viewBox="0 0 16 16" width="16px" height="16px" style="margin-right: 5px">
<path fill="#0052d9" d="M8 15A7 7 0 108 1a7 7 0 000 14zM7.4 4h1.2v1.2H7.4V4zm.1 2.5h1V12h-1V6.5z" fillOpacity="0.9"></path>
</svg>
该组件于 0.7.3 版本上线,请留意版本。
</div>
## 引入
全局引入,在 miniprogram 根目录下的`app.json`中配置,局部引入,在需要引入的页面或组件的`index.json`中配置。
```json
"usingComponents": {
"t-collapse": "tdesign-miniprogram/collapse/collapse",
"t-collapse-panel": "tdesign-miniprogram/collapse-panel/collapse-panel"
}
```
## 代码演示
### 类型
基础折叠面板
{{ base }}
带操作说明
{{ action }}
手风琴模式
{{ accordion }}
### 样式
卡片折叠面板
{{ theme }}
## API
### Collapse Props
名称 | 类型 | 默认值 | 说明 | 必传
-- | -- | -- | -- | --
default-expand-all | Boolean | false | 默认是否展开全部 | N
disabled | Boolean | - | 是否禁用面板展开/收起操作 | N
expand-icon | Boolean | true | 展开图标 | N
expand-mutex | Boolean | false | 每个面板互斥展开,每次只展开一个面板 | N
theme | String | default | 折叠面板风格。可选项default/card | N
value | Array | [] | 展开的面板集合。TS 类型:`CollapseValue` `type CollapseValue = Array<string \| number>`。[详细类型定义](https://github.com/Tencent/tdesign-miniprogram/tree/develop/src/collapse/type.ts) | N
default-value | Array | undefined | 展开的面板集合。非受控属性。TS 类型:`CollapseValue` `type CollapseValue = Array<string \| number>`。[详细类型定义](https://github.com/Tencent/tdesign-miniprogram/tree/develop/src/collapse/type.ts) | N
### Collapse Events
名称 | 参数 | 描述
-- | -- | --
change | `(value: CollapseValue)` | 切换面板时触发,返回变化的值
### CollapsePanel Props
名称 | 类型 | 默认值 | 说明 | 必传
-- | -- | -- | -- | --
content | String / Slot | - | 折叠面板内容 | N
disabled | Boolean | undefined | 禁止当前面板展开,优先级大于 Collapse 的同名属性 | N
expand-icon | Boolean / Slot | undefined | 当前折叠面板展开图标,优先级大于 Collapse 的同名属性 | N
header | String / Slot | - | 面板头内容 | N
header-left-icon | String / Slot | - | 面板头左侧图标 | N
header-right-content | String / Slot | - | 面板头的右侧区域,一般用于呈现面板操作 | N
placement | String | bottom | `0.34.0`。选项卡内容的位置。可选项bottom/top | N
value | String / Number | - | 当前面板唯一标识,如果值为空则取当前面下标兜底作为唯一标识 | N
### CollapsePanel 外部样式类
类名 | 说明
-- | --
t-class | 根节点样式类
t-class-content | 内容样式类
t-class-header | 头部样式类
### CSS 变量
组件提供了下列 CSS 变量,可用于自定义样式。
名称 | 默认值 | 描述
-- | -- | --
--td-collapse-border-color | @border-color | -
--td-collapse-content-font-size | @font-size-base | -
--td-collapse-content-line-height | 1.5 | -
--td-collapse-content-padding | 32rpx | -
--td-collapse-content-text-color | @font-gray-1 | -
--td-collapse-extra-font-size | @font-size-m | -
--td-collapse-header-height | 96rpx | -
--td-collapse-header-text-color | @font-gray-1 | -
--td-collapse-header-text-disabled-color | @font-gray-4 | -
--td-collapse-horizontal-padding | 32rpx | -
--td-collapse-icon-color | @font-gray-3 | -
--td-collapse-panel-bg-color | @bg-color-container | -
--td-collapse-title-font-size | @font-size-m | -