99 lines
2.1 KiB
Vue
99 lines
2.1 KiB
Vue
<template>
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<view class="tn-collapse-class tn-collapse">
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<slot></slot>
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</view>
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</template>
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<script>
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export default {
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name: 'tn-collapse',
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props: {
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// 是否为手风琴
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accordion: {
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type: Boolean,
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default: true
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},
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// 头部样式
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headStyle: {
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type: Object,
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default() {
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return {}
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}
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},
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// 主题样式
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bodyStyle: {
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type: Object,
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default() {
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return {}
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}
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},
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// 每一个item的样式
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itemStyle: {
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type: Object,
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default() {
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return {}
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}
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},
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// 显示箭头
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arrow: {
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type: Boolean,
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default: true
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},
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// 箭头颜色
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arrowColor: {
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type: String,
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default: '#AAAAAA'
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},
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// 点击标题栏时的按压样式
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hoverClass: {
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type: String,
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default: 'tn-hover'
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}
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},
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computed: {
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parentData() {
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return [this.headStyle, this.bodyStyle, this.itemStyle, this.arrow, this.arrowColor, this.hoverClass]
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}
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},
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data() {
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return {
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}
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},
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watch: {
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parentData() {
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// 如果父组件的参数发生变化重新初始化子组件的信息
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if (this.childrens.length > 0) {
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this.init()
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}
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}
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},
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created() {
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this.childrens = []
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},
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methods: {
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// 重新初始化内部所有子元素计算高度，异步获取数据时重新渲染
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init() {
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this.childrens.forEach((child, index) => {
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child.init()
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})
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},
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// collapseItem被点击时由collapseItem调用父组件
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onChange() {
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let activeItem = []
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this.childrens.forEach((child, index) => {
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if (child.isShow) {
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activeItem.push(child.nameSync)
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}
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})
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// 如果时手风琴模式，只有一个匹配结果，即activeItem长度为1
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if (this.accordion) activeItem = activeItem.join(',')
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this.$emit('change', activeItem)
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}
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}
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}
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</script>
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<style lang="scss" scoped>
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</style>
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