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					94 lines
				
				2.7 KiB
			
		
		
			
		
	
	
					94 lines
				
				2.7 KiB
			| 
											9 months ago
										 | <template>
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|  | 	<view
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|  | 	    class="u-row"
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|  | 		ref="u-row"
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|  | 	    :style="[rowStyle]"
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|  | 	    @tap="clickHandler"
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|  | 	>
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|  | 		<slot />
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|  | 	</view>
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|  | </template>
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|  | 
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|  | <script>
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|  | 	// #ifdef APP-NVUE
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|  | 	const dom = uni.requireNativePlugin('dom')
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|  | 	// #endif
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|  | 	import props from './props.js';
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|  | 	/**
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|  | 	 * Row 栅格系统中的行
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|  | 	 * @description 通过基础的 12 分栏,迅速简便地创建布局 
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|  | 	 * @tutorial https://www.uviewui.com/components/layout.html
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|  | 	 * @property {String | Number}	gutter		栅格间隔,左右各为此值的一半,单位px  (默认 0 )
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|  | 	 * @property {String}			justify		水平排列方式(微信小程序暂不支持) 可选值为`start`(或`flex-start`)、`end`(或`flex-end`)、`center`、`around`(或`space-around`)、`between`(或`space-between`)  (默认 'start' )
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|  | 	 * @property {String}			align		垂直排列方式 (默认 'center' )
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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 row被点击
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|  | 	 * @example <u-row justify="space-between" customStyle="margin-bottom: 10px"></u-row>
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|  | 	 */
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|  | 	export default {
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|  | 		name: "u-row",
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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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|  | 			}
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|  | 		},
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|  | 		computed: {
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|  | 			uJustify() {
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|  | 				if (this.justify == 'end' || this.justify == 'start') return 'flex-' + this.justify
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|  | 				else if (this.justify == 'around' || this.justify == 'between') return 'space-' + this.justify
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|  | 				else return this.justify
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|  | 			},
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|  | 			uAlignItem() {
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|  | 				if (this.align == 'top') return 'flex-start'
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|  | 				if (this.align == 'bottom') return 'flex-end'
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|  | 				else return this.align
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|  | 			},
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|  | 			rowStyle() {
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|  | 				const style = {
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|  | 					alignItems: this.uAlignItem,
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|  | 					justifyContent: this.uJustify
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|  | 				}
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|  | 				// 通过给u-row左右两边的负外边距,消除u-col在有gutter时,第一个和最后一个元素的左内边距和右内边距造成的影响
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|  | 				if(this.gutter) {
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|  | 					style.marginLeft = uni.$u.addUnit(-Number(this.gutter)/2)
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|  | 					style.marginRight = uni.$u.addUnit(-Number(this.gutter)/2)
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|  | 				}
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|  | 				return uni.$u.deepMerge(style, uni.$u.addStyle(this.customStyle))
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|  | 			}
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|  | 		},
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|  | 		methods: {
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|  | 			clickHandler(e) {
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|  | 				this.$emit('click')
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|  | 			},
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|  | 			async getComponentWidth() {
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|  | 				// 延时一定时间,以确保节点渲染完成
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|  | 				await uni.$u.sleep()
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|  | 				return new Promise(resolve => {
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|  | 					// uView封装的获取节点的方法,详见文档
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|  | 					// #ifndef APP-NVUE
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|  | 					this.$uGetRect('.u-row').then(res => {
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|  | 						resolve(res.width)
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|  | 					})
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|  | 					// #endif
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|  | 					// #ifdef APP-NVUE
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|  | 					// nvue的dom模块用于获取节点
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|  | 					dom.getComponentRect(this.$refs['u-row'], (res) => {
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|  | 						resolve(res.size.width)
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|  | 					})
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|  | 					// #endif
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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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|  | 
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|  | <style lang="scss" scoped>
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|  | 	@import "../../libs/css/components.scss";
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|  | 	
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|  | 	.u-row {
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|  | 		@include flex;
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|  | 	}
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|  | </style>
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