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67 lines
2.0 KiB
67 lines
2.0 KiB
<template> |
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<view class="u-swipe-action"> |
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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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import props from './props.js'; |
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/** |
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* SwipeAction 滑动单元格 |
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* @description 该组件一般用于左滑唤出操作菜单的场景，用的最多的是左滑删除操作 |
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* @tutorial https://www.uviewui.com/components/swipeAction.html |
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* @property {Boolean} autoClose 是否自动关闭其他swipe按钮组 |
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* @event {Function(index)} click 点击组件时触发 |
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* @example <u-swipe-action><u-swipe-action-item :rightOptions="options1" ></u-swipe-action-item></u-swipe-action> |
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*/ |
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export default { |
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name: 'u-swipe-action', |
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mixins: [uni.$u.mpMixin, uni.$u.mixin, props], |
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data() { |
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return {} |
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}, |
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provide() { |
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return { |
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swipeAction: this |
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} |
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}, |
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computed: { |
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// 这里computed的变量，都是子组件u-swipe-action-item需要用到的，由于头条小程序的兼容性差异，子组件无法实时监听父组件参数的变化 |
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// 所以需要手动通知子组件，这里返回一个parentData变量，供watch监听，在其中去通知每一个子组件重新从父组件(u-swipe-action-item) |
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// 拉取父组件新的变化后的参数 |
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parentData() { |
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return [this.autoClose] |
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} |
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}, |
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watch: { |
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// 当父组件需要子组件需要共享的参数发生了变化，手动通知子组件 |
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parentData() { |
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if (this.children.length) { |
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this.children.map(child => { |
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// 判断子组件(u-swipe-action-item)如果有updateParentData方法的话，就就执行(执行的结果是子组件重新从父组件拉取了最新的值) |
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typeof(child.updateParentData) === 'function' && child.updateParentData() |
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}) |
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} |
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}, |
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}, |
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created() { |
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this.children = [] |
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}, |
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methods: { |
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closeOther(child) { |
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if (this.autoClose) { |
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// 历遍所有的单元格，找出非当前操作中的单元格，进行关闭 |
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this.children.map((item, index) => { |
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if (child !== item) { |
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item.closeHandler() |
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} |
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}) |
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} |
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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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