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101 lines
2.4 KiB
101 lines
2.4 KiB
5 months ago
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<template>
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<view class="u-collapse">
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<slot />
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</view>
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</template>
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<script>
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/**
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* collapse 手风琴
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* @description 通过折叠面板收纳内容区域
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* @tutorial https://www.uviewui.com/components/collapse.html
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* @property {Boolean} accordion 是否手风琴模式（默认true）
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* @property {Boolean} arrow 是否显示标题右侧的箭头（默认true）
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* @property {String} arrow-color 标题右侧箭头的颜色（默认#909399）
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* @property {Object} head-style 标题自定义样式，对象形式
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* @property {Object} body-style 主体自定义样式，对象形式
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* @property {String} hover-class 样式类名，按下时有效（默认u-hover-class）
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* @event {Function} change 当前激活面板展开时触发(如果是手风琴模式，参数activeNames类型为String，否则为Array)
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* @example <u-collapse></u-collapse>
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*/
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export default {
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name:"u-collapse",
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emits: ["change"],
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props: {
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// 是否手风琴模式
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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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// 头部的样式
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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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// 主体的样式
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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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// 是否显示右侧的箭头
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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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// 箭头的颜色
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arrowColor: {
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type: String,
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default: '#909399'
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},
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// 标题部分按压时的样式类，"none"为无效果
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hoverClass: {
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type: String,
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default: 'u-hover-class'
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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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data() {
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return {
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}
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},
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methods: {
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// 重新初始化一次内部的所有子元素的高度计算，用于异步获取数据渲染的情况
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init() {
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this.childrens.forEach((vm, index) => {
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vm.init();
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})
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},
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// collapse item被点击，由collapse item调用父组件方法
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onChange() {
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let activeItem = [];
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this.childrens.forEach((vm, index) => {
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if (vm.isShow) {
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activeItem.push(vm.nameSync);
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}
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})
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// 如果是手风琴模式，只有一个匹配结果，也即activeItem长度为1，将其转为字符串
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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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@import "../../libs/css/style.components.scss";
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</style>
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