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2026-01-05 12:47:14 +08:00
commit 1fc846fae3
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import type { ExtractPropTypes, PropType } from 'vue'
import { commonProps, makeNumericProp, makeRequiredProp, makeStringProp, truthProp } from '../_utils'
export const collapseitemProps = {
...commonProps,
/**
* @description 折叠面板的引用对象
*/
collapseRef: Object,
/**
* @description 标题栏左侧内容,支持插槽传入(`props` 传入的优先级更高)
*/
title: makeStringProp(''),
/**
* @description 唯一标识符,必填
*/
name: {
...makeRequiredProp([String, Number] as PropType<string | number>),
default: -1,
},
/**
* @description 标题栏右侧内容,支持插槽传入(`props` 传入的优先级更高)
*/
value: makeStringProp(''),
/**
* @description 标题栏描述信息
*/
label: makeStringProp(''),
/**
* @description 标题栏是否禁用
*/
disabled: Boolean,
/**
* @description 是否显示边框
* @type boolean
* @default true
*/
border: truthProp,
/**
* @description 标题栏左侧图标组件,等同于 `nutui-icon` 组件
*/
icon: makeStringProp('down-arrow'),
/**
* @description 点击折叠和展开的旋转角度,在自定义图标模式下生效
*/
rotate: makeNumericProp(180),
}
export type CollapseItemProps = ExtractPropTypes<typeof collapseitemProps>

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<script setup lang="ts">
import type { ComponentInternalInstance } from 'vue'
import { computed, defineComponent, getCurrentInstance, inject, onMounted, reactive, ref, useSlots, watch } from 'vue'
import { PREFIX } from '../_constants'
import { useSelectorQuery } from '../_hooks'
import { getMainClass, getRandomId } from '../_utils'
import NutIcon from '../icon/icon.vue'
import { collapseitemProps } from './collapseitem'
const props = defineProps(collapseitemProps)
const instance = getCurrentInstance() as ComponentInternalInstance
const { getSelectorNodeInfo } = useSelectorQuery(instance)
const refRandomId = getRandomId()
const slots = useSlots()
const target = `#nut-collapse__item-${refRandomId}`
const currentHeight = ref<string>('auto')
const inAnimation = ref(false)
const timeoutId = ref<any>('')
const collapse: any = inject('collapseParent')
const parent: any = reactive(collapse)
const classes = computed(() => {
return getMainClass(props, componentName, {
[`${componentName}__border`]: props.border,
})
})
onMounted(() => {
setTimeout(() => {
getRect(target).then((res: any) => {
if (res?.height)
currentHeight.value = `${res.height}px`
})
}, 100)
})
// #ifdef H5
watch(
() => slots.default?.(),
() => {
setTimeout(() => {
getRect(target).then((res: any) => {
if (res?.height)
currentHeight.value = `${res.height}px`
})
}, 200)
},
)
// #endif
async function getRectHeight() {
const rect = await getRect(target) as any
return rect.height as string
}
// #ifndef H5
watch(
() => getRectHeight(),
(val) => {
setTimeout(() => {
currentHeight.value = `${val}px`
}, 200)
},
{
deep: true,
},
)
// #endif
function getRect(selector: string) {
return getSelectorNodeInfo(selector)
}
const expanded = computed(() => {
if (parent)
return parent.isExpanded(props.name)
return false
})
const wrapperHeight = ref(expanded.value ? 'auto' : '0px')
function handleClick() {
if (!inAnimation.value)
parent.updateVal(props.name)
}
function toggle(open: boolean) {
// 连续切换状态时,清除打开的后续操作
if (timeoutId.value) {
clearTimeout(timeoutId.value)
timeoutId.value = ''
}
const start = open ? '0px' : currentHeight.value
const end = open ? currentHeight.value : '0px'
inAnimation.value = true
wrapperHeight.value = start
setTimeout(() => {
wrapperHeight.value = end
inAnimation.value = false
if (open) {
timeoutId.value = setTimeout(() => {
wrapperHeight.value = 'auto'
}, 300)
}
}, 100)
}
watch(expanded, toggle)
</script>
<script lang="ts">
const componentName = `${PREFIX}-collapse-item`
export default defineComponent({
name: componentName,
options: {
virtualHost: true,
addGlobalClass: true,
styleIsolation: 'shared',
},
})
</script>
<template>
<view :class="classes" :style="customStyle">
<view
class="nut-collapse-item__title"
:class="[{ 'nut-collapse-item__title--disabled': disabled }]"
@click="handleClick"
>
<view class="nut-collapse-item__title-main">
<view class="nut-collapse-item__title-main-value">
<slot v-if="$slots.title" name="title" />
<template v-else>
<rich-text class="nut-collapse-item__title-mtitle" :nodes="title" />
</template>
<view v-if="label" class="nut-collapse-item__title-label">
{{ label }}
</view>
</view>
</view>
<view v-if="$slots.value" class="nut-collapse-item__title-sub">
<slot name="value" />
</view>
<rich-text v-else class="nut-collapse-item__title-sub" :nodes="value" />
<view
class="nut-collapse-item__title-icon"
:class="[{ 'nut-collapse-item__title-icon--expanded': expanded }]"
:style="{ transform: `rotate(${expanded ? rotate : 0}deg)` }"
>
<slot name="icon">
<NutIcon :name="icon" />
</slot>
</view>
</view>
<view v-if="$slots.extra" class="nut-collapse__item-extraWrapper">
<div class="nut-collapse__item-extraWrapper__extraRender">
<slot name="extra" />
</div>
</view>
<view
class="nut-collapse__item-wrapper"
:style="{
willChange: 'height',
height: wrapperHeight,
}"
>
<view :id="`nut-collapse__item-${refRandomId}`" class="nut-collapse__item-wrapper__content">
<slot />
</view>
</view>
</view>
</template>
<style lang="scss">
@import './index';
</style>

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.nut-theme-dark {
.nut-collapse-item {
.nut-collapse-item__title {
color: $dark-color;
background: $dark-background;
box-shadow: none;
}
.nut-collapse-item__title--disabled {
color: $dark-color-gray;
.collapse-icon {
color: $dark-color-gray;
}
}
// stylelint-disable selector-class-pattern
.nut-collapse__item-wrapper {
.collapse-content,
.nut-collapse__item-wrapper__content,
.nut-collapse__item-extraWrapper__extraRender {
color: $dark-color;
background: $dark-background2;
}
}
.nut-collapse__item-extraWrapper {
.nut-collapse__item-extraWrapper__extraRender,
.nut-collapse__item-wrapper__content {
background: $dark-background2;
}
}
// stylelint-enable selector-class-pattern
}
}
.nut-collapse-item__border {
.nut-collapse-item__title {
&::after {
position: absolute;
right: 16px;
bottom: 0;
left: 16px;
box-sizing: border-box;
pointer-events: none;
content: "";
border-bottom: 1px solid #ebedf0;
transform: scaleY(0.5);
}
}
}
.nut-collapse-item {
position: relative;
.nut-collapse-item__title {
position: relative;
box-sizing: border-box;
display: flex;
align-items: center;
justify-content: space-between;
width: 100%;
padding: $collapse-item-padding;
overflow: hidden;
font-size: $collapse-item-font-size;
line-height: $collapse-item-line-height;
color: $collapse-item-color;
background-color: #fff;
.nut-collapse-item__title-main {
flex: 1;
}
.nut-collapse-item__title-main-value {
display: block;
.nut-collapse-item__title-main-icon {
top: 2px;
}
}
.nut-collapse-item__title-icon {
// display: block;
// position: absolute;
// top: 50%;
// right: 16px;
display: flex;
align-items: center;
color: $collapse-item-icon-color;
transition: transform 0.3s;
&--expanded {
transform: rotate(-180deg);
}
}
.nut-collapse-item__title-sub {
position: absolute;
top: 50%;
right: 65px;
margin-top: -12px;
color: $collapse-item-sub-title-color;
}
.nut-collapse-item__title-label {
display: block;
font-size: 12px;
color: #969799;
}
}
// stylelint-disable selector-class-pattern
.nut-collapse__item-wrapper,
.nut-collapse__item-extraWrapper {
position: relative;
display: block;
height: 0;
overflow: hidden;
transition: height 0.3s ease-in-out;
.nut-collapse__item-wrapper__content,
.nut-collapse__item-extraWrapper__extraRender {
display: block;
padding: $collapse-wrapper-content-padding;
font-size: $collapse-wrapper-content-font-size;
line-height: $collapse-wrapper-content-line-height;
color: $collapse-wrapper-content-color;
background-color: $collapse-wrapper-content-background-color;
}
.nut-collapse__item-wrapper__content--empty {
padding: $collapse-wrapper-empty-content-padding;
}
}
.nut-collapse__item-extraWrapper {
height: auto;
.nut-collapse__item-extraWrapper__extraRender {
overflow: hidden;
word-break: break-all;
word-wrap: break-word;
}
}
// stylelint-enable selector-class-pattern
.open-style {
height: auto;
will-change: height;
}
.close-style {
will-change: auto;
}
.nut-collapse-item__title--disabled {
color: $collapse-item-disabled-color;
pointer-events: none;
cursor: not-allowed;
.collapse-icon {
color: $collapse-item-disabled-color;
}
}
.nut-collapse-item__title-mtitle {
display: inline-block;
}
}
.collapse-border-none {
.nut-collapse-item__title {
&::after {
display: none;
}
}
}

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export type * from './collapseitem'