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title description spline isComponent
DropdownMenu 下拉菜单 菜单呈现数个并列的选项类目,用于整个页面的内容筛选,由菜单面板和菜单选项组成。 message true

该组件于 0.8.0 版本上线,请留意版本。

引入

引入组件

app.jsonpage.json 中引入组件:

"usingComponents": {
  "t-dropdown-menu": "tdesign-miniprogram/dropdown-menu/dropdown-menu",
  "t-dropdown-item": "tdesign-miniprogram/dropdown-item/dropdown-item"
}

用法

单选下拉菜单

{{ single }}

多列下拉菜单

{{ multi }}

树形下拉菜单

{{ tree }}

API

DropdownMenu Props

名称 类型 默认值 说明 必传
close-on-click-overlay Boolean true 是否在点击遮罩层后关闭菜单 N
duration String / Number 200 动画时长 N
external-classes Array - 组件类名,分别用于设置 组件外层类名、菜单标签、菜单图标类名 等。['t-class', 't-class-item', 't-class-label', 't-class-icon'] N
show-overlay Boolean true 是否显示遮罩层 N
z-index Number 11600 菜单栏 z-index 层级 N

DropdownItem Props

名称 类型 默认值 说明 必传
disabled Boolean false 是否禁用 N
external-classes Array - 组件类名,分别用于设置 组件外层类名、菜单列、菜单列选项、菜单列选项标签、树形菜单、树形菜单列等类名。['t-class','t-class-content', 't-class-column', 't-class-column-item', 't-class-column-item-label', 't-class-footer'] N
keys Object - 用来定义 value / label 在 options 中对应的字段别名。TS 类型:KeysType N
label String - 标题 N
multiple Boolean false 是否多选 N
options Array [] 选项数据。TS 类型:Array<DropdownOption> interface DropdownOption { label: string; disabled: boolean; value: DropdownValue; }详细类型定义 N
options-columns String / Number 1 选项分栏1-3 N
options-layout String columns 已废弃。选项排列;不再支持 tree 布局,可与 treeSelect 配合使用 N
value String / Number / Array undefined 选中值。TS 类型:DropdownValue type DropdownValue = string | number | Array<DropdownValue>;详细类型定义 N
default-value String / Number / Array undefined 选中值。非受控属性。TS 类型:DropdownValue type DropdownValue = string | number | Array<DropdownValue>;详细类型定义 N

DropdownItem Events

名称 参数 描述
change (value: DropdownValue) 值改变时触发
confirm (value: DropdownValue) 点击确认时触发
reset - 点击重置时触发