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							128 lines
						
					
					
						
							3.7 KiB
						
					
					
				
			
		
		
		
			
			
			
				
					
				
				
					
				
			
		
		
	
	
							128 lines
						
					
					
						
							3.7 KiB
						
					
					
				
								<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" scoped>
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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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