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129 lines
3.7 KiB
129 lines
3.7 KiB
3 years ago
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<template>
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<view
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class="u-empty"
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:style="[emptyStyle]"
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v-if="show"
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>
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<u-icon
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v-if="!isSrc"
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:name="mode === 'message' ? 'chat' : `empty-${mode}`"
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:size="iconSize"
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:color="iconColor"
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margin-top="14"
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></u-icon>
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<image
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v-else
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:style="{
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width: $u.addUnit(width),
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height: $u.addUnit(height),
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}"
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:src="icon"
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mode="widthFix"
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></image>
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<text
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class="u-empty__text"
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:style="[textStyle]"
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>{{text ? text : icons[mode]}}</text>
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<view class="u-empty__wrap" v-if="$slots.default || $slots.$default">
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<slot />
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</view>
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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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* empty 内容为空
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* @description 该组件用于需要加载内容，但是加载的第一页数据就为空，提示一个"没有内容"的场景， 我们精心挑选了十几个场景的图标，方便您使用。
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* @tutorial https://www.uviewui.com/components/empty.html
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* @property {String} icon 内置图标名称，或图片路径，建议绝对路径
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* @property {String} text 提示文字
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* @property {String} textColor 文字颜色 (默认 '#c0c4cc' )
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* @property {String | Number} textSize 文字大小 （默认 14 ）
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* @property {String} iconColor 图标的颜色 （默认 '#c0c4cc' ）
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* @property {String | Number} iconSize 图标的大小 （默认 90 ）
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* @property {String} mode 选择预置的图标类型 （默认 'data' ）
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* @property {String | Number} width 图标宽度，单位px （默认 160 ）
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* @property {String | Number} height 图标高度，单位px （默认 160 ）
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* @property {Boolean} show 是否显示组件 （默认 true ）
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* @property {String | Number} marginTop 组件距离上一个元素之间的距离，默认px单位 （默认 0 ）
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* @property {Object} customStyle 定义需要用到的外部样式
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*
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* @event {Function} click 点击组件时触发
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* @event {Function} close 点击关闭按钮时触发
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* @example <u-empty text="所谓伊人，在水一方" mode="list"></u-empty>
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*/
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export default {
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name: "u-empty",
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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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icons: {
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car: '购物车为空',
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page: '页面不存在',
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search: '没有搜索结果',
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address: '没有收货地址',
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wifi: '没有WiFi',
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order: '订单为空',
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coupon: '没有优惠券',
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favor: '暂无收藏',
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permission: '无权限',
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history: '无历史记录',
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news: '无新闻列表',
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message: '消息列表为空',
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list: '列表为空',
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data: '数据为空',
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comment: '暂无评论',
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}
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}
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},
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computed: {
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// 组件样式
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emptyStyle() {
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const style = {}
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style.marginTop = uni.$u.addUnit(this.marginTop)
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// 合并customStyle样式，此参数通过mixin中的props传递
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return uni.$u.deepMerge(uni.$u.addStyle(this.customStyle), style)
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},
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// 文本样式
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textStyle() {
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const style = {}
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style.color = this.textColor
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style.fontSize = uni.$u.addUnit(this.textSize)
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return style
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},
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// 判断icon是否图片路径
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isSrc() {
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return this.icon.indexOf('/') >= 0
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}
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}
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}
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</script>
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<style lang="scss">
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@import '../../libs/css/components.scss';
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$u-empty-text-margin-top:20rpx !default;
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$u-empty-slot-margin-top:20rpx !default;
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.u-empty {
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@include flex;
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flex-direction: column;
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justify-content: center;
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align-items: center;
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&__text {
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@include flex;
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justify-content: center;
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align-items: center;
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margin-top: $u-empty-text-margin-top;
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}
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}
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.u-slot-wrap {
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@include flex;
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justify-content: center;
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align-items: center;
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margin-top:$u-empty-slot-margin-top;
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}
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</style>
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