TnPicker-选择器

Picker 选择器一般用于选择一项或者多项数据。

组件位置

nodeuni_modules

typescript

import TnPicker from '@tuniao/tnui-vue3-uniapp/components/picker/src/picker.vue'

import TnPicker from '@tuniao/tnui-vue3-uniapp/components/picker/src/picker.vue'

typescript

import TnPicker from '@/uni_modules/tuniaoui-vue3/components/picker/src/picker.vue'

import TnPicker from '@/uni_modules/tuniaoui-vue3/components/picker/src/picker.vue'

平台差异说明

App(vue)	H5	微信小程序	支付宝小程序	...
√	√	√	√	适配中

基础使用

通过v-model:open控制 Picker 的显示与隐藏
通过v-model绑定当前选择的值
通过data传递 Picker 的数据源，选择项

vue

<script lang="ts" setup>
import { ref } from 'vue'

const openPicker = ref(false)
const pickerValue = ref('数值2')

const pickerData = ['数值1', '数值2', '数值3', '数值4', '数值5']
</script>

<template>
  <TnPicker
    v-model="pickerValue"
    v-model:open="openPicker"
    :data="pickerData"
  />
</template>

<script lang="ts" setup>
import { ref } from 'vue'

const openPicker = ref(false)
const pickerValue = ref('数值2')

const pickerData = ['数值1', '数值2', '数值3', '数值4', '数值5']
</script>

<template>
  <TnPicker
    v-model="pickerValue"
    v-model:open="openPicker"
    :data="pickerData"
  />
</template>

选择器模式

Picker 选择器组件会自动根据传递的data数据的类型来判断当前选择器的模式，目前支持以下几种模式：

单列选择器

可以通过以下两种模式来实现单列选择器：

通过data传递一个字符串或者整型数组，这时候选择器的每一项的值和显示内容对应为数组的每一项，此时v-model的值为字符串或者整型类型

vue

<script lang="ts" setup>
import { ref } from 'vue'

const openPicker = ref(false)
const pickerValue = ref('数值2')

const pickerData = ['数值1', '数值2', '数值3', '数值4', '数值5']
</script>

<template>
  <TnPicker
    v-model="pickerValue"
    v-model:open="openPicker"
    :data="pickerData"
  />
</template>

<script lang="ts" setup>
import { ref } from 'vue'

const openPicker = ref(false)
const pickerValue = ref('数值2')

const pickerData = ['数值1', '数值2', '数值3', '数值4', '数值5']
</script>

<template>
  <TnPicker
    v-model="pickerValue"
    v-model:open="openPicker"
    :data="pickerData"
  />
</template>

通过data传递一个对象数组，这时候选择器的每一项的值和显示内容对应为对象的value和label属性，此时v-model的值为value属性的值的数组

vue

<script lang="ts" setup>
import { ref } from 'vue'

const openPicker = ref(false)
const pickerValue = ref(2)

const pickerData = [
  { label: '数值1', value: 1 },
  { label: '数值2', value: 2 },
  { label: '数值3', value: 3 },
  { label: '数值4', value: 4 },
  { label: '数值5', value: 5 },
]
</script>

<template>
  <TnPicker
    v-model="pickerValue"
    v-model:open="openPicker"
    :data="pickerData"
  />
</template>

<script lang="ts" setup>
import { ref } from 'vue'

const openPicker = ref(false)
const pickerValue = ref(2)

const pickerData = [
  { label: '数值1', value: 1 },
  { label: '数值2', value: 2 },
  { label: '数值3', value: 3 },
  { label: '数值4', value: 4 },
  { label: '数值5', value: 5 },
]
</script>

<template>
  <TnPicker
    v-model="pickerValue"
    v-model:open="openPicker"
    :data="pickerData"
  />
</template>

多列选择器

通过data传递一个二维数组，二维数组中可以传递字符串、整型、包含label和value属性的对象，如果二维数组中是非对象类型的数据，此时选择器的每一项的值和显示内容对应为数组的每一项；如果二维数组中是对象类型的数据，此时选择器的每一项的值和显示内容对应为对象的value和label属性

在多列模式下v-model的值为value属性的值的数组

vue

<script lang="ts" setup>
import { ref } from 'vue'

const openPicker = ref(false)
const pickerValue = ref(['数值1', '数值2-a', '数值4-b'])

const pickerData = [
  ['数值1', '数值2', '数值3', '数值4', '数值5'],
  ['数值1-a', '数值2-a', '数值3-a', '数值4-a', '数值5-a'],
  ['数值1-b', '数值2-b', '数值3-b', '数值4-b', '数值5-b'],
]
</script>

<template>
  <TnPicker
    v-model="pickerValue"
    v-model:open="openPicker"
    :data="pickerData"
  />
</template>

<script lang="ts" setup>
import { ref } from 'vue'

const openPicker = ref(false)
const pickerValue = ref(['数值1', '数值2-a', '数值4-b'])

const pickerData = [
  ['数值1', '数值2', '数值3', '数值4', '数值5'],
  ['数值1-a', '数值2-a', '数值3-a', '数值4-a', '数值5-a'],
  ['数值1-b', '数值2-b', '数值3-b', '数值4-b', '数值5-b'],
]
</script>

<template>
  <TnPicker
    v-model="pickerValue"
    v-model:open="openPicker"
    :data="pickerData"
  />
</template>

vue

<script lang="ts" setup>
import { ref } from 'vue'

const openPicker = ref(false)
const pickerValue = ref([1, 21, 42])

const pickerData = [
  [
    { label: '数值1', value: 1 },
    { label: '数值2', value: 2 },
    { label: '数值3', value: 3 },
    { label: '数值4', value: 4 },
    { label: '数值5', value: 5 },
  ],
  [
    { label: '数值1-a', value: 11 },
    { label: '数值2-a', value: 21 },
    { label: '数值3-a', value: 31 },
    { label: '数值4-a', value: 41 },
    { label: '数值5-a', value: 51 },
  ],
  [
    { label: '数值1-b', value: 12 },
    { label: '数值2-b', value: 22 },
    { label: '数值3-b', value: 32 },
    { label: '数值4-b', value: 42 },
    { label: '数值5-b', value: 52 },
  ],
]
</script>

<template>
  <TnPicker
    v-model="pickerValue"
    v-model:open="openPicker"
    :data="pickerData"
  />
</template>

<script lang="ts" setup>
import { ref } from 'vue'

const openPicker = ref(false)
const pickerValue = ref([1, 21, 42])

const pickerData = [
  [
    { label: '数值1', value: 1 },
    { label: '数值2', value: 2 },
    { label: '数值3', value: 3 },
    { label: '数值4', value: 4 },
    { label: '数值5', value: 5 },
  ],
  [
    { label: '数值1-a', value: 11 },
    { label: '数值2-a', value: 21 },
    { label: '数值3-a', value: 31 },
    { label: '数值4-a', value: 41 },
    { label: '数值5-a', value: 51 },
  ],
  [
    { label: '数值1-b', value: 12 },
    { label: '数值2-b', value: 22 },
    { label: '数值3-b', value: 32 },
    { label: '数值4-b', value: 42 },
    { label: '数值5-b', value: 52 },
  ],
]
</script>

<template>
  <TnPicker
    v-model="pickerValue"
    v-model:open="openPicker"
    :data="pickerData"
  />
</template>

多列级联选择器

如果需要实现多列级联选择器，可以通过data传递一个对象数组，对象数组中包含label和value属性，value属性的值为下一级数据的数组，label属性的值为当前级别的显示内容，对应下一级的数据存放在children属性中，如果下一级已经没有数据了，可以不设置children属性

vue

<script lang="ts" setup>
import { ref } from 'vue'

const openPicker = ref(false)
const pickerValue = ref([2, 22, 223])

const pickerData = [
  {
    label: '小学部',
    value: 1,
    children: [
      {
        label: '一年级',
        value: 11,
        children: [
          {
            label: '一年级1班',
            value: 111,
          },
          {
            label: '一年级2班',
            value: 112,
          },
          {
            label: '一年级3班',
            value: 113,
          },
        ],
      },
      {
        label: '二年级',
        value: 12,
        children: [
          {
            label: '二年级1班',
            value: 121,
          },
          {
            label: '二年级2班',
            value: 122,
          },
          {
            label: '二年级3班',
            value: 123,
          },
        ],
      },
      {
        label: '三年级',
        value: 13,
        children: [
          {
            label: '三年级1班',
            value: 131,
          },
          {
            label: '三年级2班',
            value: 132,
          },
          {
            label: '三年级3班',
            value: 133,
          },
        ],
      },
    ],
  },
  {
    label: '初中部',
    value: 2,
    children: [
      {
        label: '初一',
        value: 21,
        children: [
          {
            label: '初一1班',
            value: 211,
          },
          {
            label: '初一2班',
            value: 212,
          },
          {
            label: '初一3班',
            value: 213,
          },
        ],
      },
      {
        label: '初二',
        value: 22,
        children: [
          {
            label: '初二1班',
            value: 221,
          },
          {
            label: '初二2班',
            value: 222,
          },
          {
            label: '初二3班',
            value: 223,
          },
        ],
      },
      {
        label: '初三',
        value: 23,
        children: [
          {
            label: '初三1班',
            value: 231,
          },
          {
            label: '初三2班',
            value: 232,
          },
          {
            label: '初三3班',
            value: 233,
          },
        ],
      },
    ],
  },
  {
    label: '高中部',
    value: 3,
    children: [
      {
        label: '高一',
        value: 31,
        children: [
          {
            label: '高一1班',
            value: 311,
          },
          {
            label: '高一2班',
            value: 312,
          },
          {
            label: '高一3班',
            value: 313,
          },
        ],
      },
      {
        label: '高二',
        value: 32,
        children: [
          {
            label: '高二1班',
            value: 321,
          },
          {
            label: '高二2班',
            value: 322,
          },
          {
            label: '高二3班',
            value: 323,
          },
        ],
      },
      {
        label: '高三',
        value: 33,
        children: [
          {
            label: '高三1班',
            value: 331,
          },
          {
            label: '高三2班',
            value: 332,
          },
          {
            label: '高三3班',
            value: 333,
          },
        ],
      },
    ],
  },
]
</script>

<template>
  <TnPicker
    v-model="pickerValue"
    v-model:open="openPicker"
    :data="pickerData"
  />
</template>

<script lang="ts" setup>
import { ref } from 'vue'

const openPicker = ref(false)
const pickerValue = ref([2, 22, 223])

const pickerData = [
  {
    label: '小学部',
    value: 1,
    children: [
      {
        label: '一年级',
        value: 11,
        children: [
          {
            label: '一年级1班',
            value: 111,
          },
          {
            label: '一年级2班',
            value: 112,
          },
          {
            label: '一年级3班',
            value: 113,
          },
        ],
      },
      {
        label: '二年级',
        value: 12,
        children: [
          {
            label: '二年级1班',
            value: 121,
          },
          {
            label: '二年级2班',
            value: 122,
          },
          {
            label: '二年级3班',
            value: 123,
          },
        ],
      },
      {
        label: '三年级',
        value: 13,
        children: [
          {
            label: '三年级1班',
            value: 131,
          },
          {
            label: '三年级2班',
            value: 132,
          },
          {
            label: '三年级3班',
            value: 133,
          },
        ],
      },
    ],
  },
  {
    label: '初中部',
    value: 2,
    children: [
      {
        label: '初一',
        value: 21,
        children: [
          {
            label: '初一1班',
            value: 211,
          },
          {
            label: '初一2班',
            value: 212,
          },
          {
            label: '初一3班',
            value: 213,
          },
        ],
      },
      {
        label: '初二',
        value: 22,
        children: [
          {
            label: '初二1班',
            value: 221,
          },
          {
            label: '初二2班',
            value: 222,
          },
          {
            label: '初二3班',
            value: 223,
          },
        ],
      },
      {
        label: '初三',
        value: 23,
        children: [
          {
            label: '初三1班',
            value: 231,
          },
          {
            label: '初三2班',
            value: 232,
          },
          {
            label: '初三3班',
            value: 233,
          },
        ],
      },
    ],
  },
  {
    label: '高中部',
    value: 3,
    children: [
      {
        label: '高一',
        value: 31,
        children: [
          {
            label: '高一1班',
            value: 311,
          },
          {
            label: '高一2班',
            value: 312,
          },
          {
            label: '高一3班',
            value: 313,
          },
        ],
      },
      {
        label: '高二',
        value: 32,
        children: [
          {
            label: '高二1班',
            value: 321,
          },
          {
            label: '高二2班',
            value: 322,
          },
          {
            label: '高二3班',
            value: 323,
          },
        ],
      },
      {
        label: '高三',
        value: 33,
        children: [
          {
            label: '高三1班',
            value: 331,
          },
          {
            label: '高三2班',
            value: 332,
          },
          {
            label: '高三3班',
            value: 333,
          },
        ],
      },
    ],
  },
]
</script>

<template>
  <TnPicker
    v-model="pickerValue"
    v-model:open="openPicker"
    :data="pickerData"
  />
</template>

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设置取消、确定按钮样式和文字

可以通过cancelText和confirmText属性设置取消、确定按钮的文字，通过cancelColor和confirmColor属性设置取消、确定按钮的颜色

可以通过设置showCancel为false隐藏取消按钮

组件同时预留了cancel和confirm插槽给用户自定义取消、确定按钮的内容

vue

<script lang="ts" setup>
import { ref } from 'vue'

const openPicker = ref(false)
const pickerValue = ref('数值2')

const pickerData = ['数值1', '数值2', '数值3', '数值4', '数值5']
</script>

<template>
  <TnPicker
    v-model="pickerValue"
    v-model:open="openPicker"
    :show-cancel="false"
    :data="pickerData"
  />
</template>

<script lang="ts" setup>
import { ref } from 'vue'

const openPicker = ref(false)
const pickerValue = ref('数值2')

const pickerData = ['数值1', '数值2', '数值3', '数值4', '数值5']
</script>

<template>
  <TnPicker
    v-model="pickerValue"
    v-model:open="openPicker"
    :show-cancel="false"
    :data="pickerData"
  />
</template>

vue

<script lang="ts" setup>
import { ref } from 'vue'

const openPicker = ref(false)
const pickerValue = ref('数值2')

const pickerData = ['数值1', '数值2', '数值3', '数值4', '数值5']
</script>

<template>
  <TnPicker v-model="pickerValue" v-model:open="openPicker" :data="pickerData">
    <template #cancel>再考虑一下</template>
    <template #confirm>主意已决</template>
  </TnPicker>
</template>

<script lang="ts" setup>
import { ref } from 'vue'

const openPicker = ref(false)
const pickerValue = ref('数值2')

const pickerData = ['数值1', '数值2', '数值3', '数值4', '数值5']
</script>

<template>
  <TnPicker v-model="pickerValue" v-model:open="openPicker" :data="pickerData">
    <template #cancel>再考虑一下</template>
    <template #confirm>主意已决</template>
  </TnPicker>
</template>

API

Props

属性名	说明	类型	默认值	可选值
model-value/v-model	picker 选择器绑定的值	Array \| String \| Number	-	-
open/v-model:open	picker 选择器显示与隐藏	Boolean	`false`	`true`
data	picker 选择器选项的列数据	Array<string \| number> \| Array<Array<string \| number>> \| Array<object>	-	-
label-key	picker 选项的数据 label 属性名	String	`label`	-
value-key	picker 选项的数据 value 属性名	String	`value`	-
children-key	picker 选项的数据 children 属性名, 在`级联选择器`模式下生效	String	`children`	-
show-cancel	显示取消按钮	Boolean	`true`	`false`
cancel-text	取消按钮的文本	String	取消	-
cancel-color	取消按钮的字体颜色，支持图鸟内置的颜色值、hex、rgb、rgba	String	-	-
show-confirm	显示确认按钮	Boolean	`true`	`false`
confirm-text	确认按钮的文本	String	确定	-
confirm-color	确认按钮的字体颜色，支持图鸟内置的颜色值、hex、rgb、rgba	String	-	-
mask	显示遮罩	Boolean	`false`	`true`
z-index	Picker 选择器的 zIndex	Number	20075	-

Event

事件名	说明	类型
change	Picker 选项发生改变	`(value: string \| number \| Array<string \| number>, index: number, item: any) => void`
confirm	点击确认事件	`(value: string \|number \|Array<string \|number>, item: any) => void`
cancel	点击取消事件	`() => void`
close	弹框关闭事件	`() => void`

Expose

函数名	说明	类型
resetPickerViewIndex	重置 Picker 选择器的值	`() => void`
resetPickerIndexWithPosition	重置 Picker 选择器指定范围内的值	`(start: number, end?: number) => void`

Slots

插槽名	说明
cancel	取消按钮内容
confirm	确认按钮内容

TnPicker-选择器 ​

组件位置 ​

平台差异说明 ​

基础使用 ​

选择器模式 ​

单列选择器 ​

多列选择器 ​

多列级联选择器 ​

设置取消、确定按钮样式和文字 ​

API ​

Props ​

Event ​

Expose ​

Slots ​