286 lines
		
	
	
		
			6.5 KiB
		
	
	
	
		
			Vue
		
	
	
	
	
	
		
		
			
		
	
	
			286 lines
		
	
	
		
			6.5 KiB
		
	
	
	
		
			Vue
		
	
	
	
	
	
|   | <template> | |||
|  | 	<!-- #ifdef H5 --> | |||
|  | 	<th :rowspan="rowspan" :colspan="colspan" class="uni-table-th" :class="{ 'table--border': border }" :style="{ width: customWidth + 'px', 'text-align': align }"> | |||
|  | 		<view class="uni-table-th-row"> | |||
|  | 			<view class="uni-table-th-content" :style="{ 'justify-content': contentAlign }" @click="sort"> | |||
|  | 				<slot></slot> | |||
|  | 				<view v-if="sortable" class="arrow-box"> | |||
|  | 					<text class="arrow up" :class="{ active: ascending }" @click.stop="ascendingFn"></text> | |||
|  | 					<text class="arrow down" :class="{ active: descending }" @click.stop="descendingFn"></text> | |||
|  | 				</view> | |||
|  | 			</view> | |||
|  | 			<dropdown v-if="filterType || filterData.length" :filterDefaultValue="filterDefaultValue" :filterData="filterData" :filterType="filterType" @change="ondropdown"></dropdown> | |||
|  | 		</view> | |||
|  | 	</th> | |||
|  | 	<!-- #endif --> | |||
|  | 	<!-- #ifndef H5 --> | |||
|  | 	<view class="uni-table-th" :class="{ 'table--border': border }" :style="{ width: customWidth + 'px', 'text-align': align }"><slot></slot></view> | |||
|  | 	<!-- #endif --> | |||
|  | </template> | |||
|  | 
 | |||
|  | <script> | |||
|  | 	// #ifdef H5
 | |||
|  | 	import dropdown from './filter-dropdown.vue' | |||
|  | 	// #endif
 | |||
|  | /** | |||
|  |  * Th 表头 | |||
|  |  * @description 表格内的表头单元格组件 | |||
|  |  * @tutorial https://ext.dcloud.net.cn/plugin?id=3270
 | |||
|  |  * @property {Number | String} 	width 	单元格宽度(支持纯数字、携带单位px或rpx) | |||
|  |  * @property {Boolean} 	sortable 					是否启用排序 | |||
|  |  * @property {Number} 	align = [left|center|right]	单元格对齐方式 | |||
|  |  * @value left   	单元格文字左侧对齐 | |||
|  |  * @value center	单元格文字居中 | |||
|  |  * @value right		单元格文字右侧对齐 | |||
|  |  * @property {Array}	filterData 筛选数据 | |||
|  |  * @property {String}	filterType	[search|select] 筛选类型 | |||
|  |  * @value search	关键字搜素 | |||
|  |  * @value select	条件选择 | |||
|  |  * @event {Function} sort-change 排序触发事件 | |||
|  |  */ | |||
|  | export default { | |||
|  | 	name: 'uniTh', | |||
|  | 	options: { | |||
|  | 		virtualHost: true | |||
|  | 	}, | |||
|  | 	components: { | |||
|  | 		// #ifdef H5
 | |||
|  | 		dropdown | |||
|  | 		// #endif
 | |||
|  | 	}, | |||
|  | 	emits:['sort-change','filter-change'], | |||
|  | 	props: { | |||
|  | 		width: { | |||
|  | 			type: [String, Number], | |||
|  | 			default: '' | |||
|  | 		}, | |||
|  | 		align: { | |||
|  | 			type: String, | |||
|  | 			default: 'left' | |||
|  | 		}, | |||
|  | 		rowspan: { | |||
|  | 			type: [Number, String], | |||
|  | 			default: 1 | |||
|  | 		}, | |||
|  | 		colspan: { | |||
|  | 			type: [Number, String], | |||
|  | 			default: 1 | |||
|  | 		}, | |||
|  | 		sortable: { | |||
|  | 			type: Boolean, | |||
|  | 			default: false | |||
|  | 		}, | |||
|  | 		filterType: { | |||
|  | 			type: String, | |||
|  | 			default: "" | |||
|  | 		}, | |||
|  | 		filterData: { | |||
|  | 			type: Array, | |||
|  | 			default () { | |||
|  | 				return [] | |||
|  | 			} | |||
|  | 		}, | |||
|  | 		filterDefaultValue: { | |||
|  | 			type: [Array,String], | |||
|  | 			default () { | |||
|  | 				return "" | |||
|  | 			} | |||
|  | 		} | |||
|  | 	}, | |||
|  | 	data() { | |||
|  | 		return { | |||
|  | 			border: false, | |||
|  | 			ascending: false, | |||
|  | 			descending: false | |||
|  | 		} | |||
|  | 	}, | |||
|  | 	computed: { | |||
|  | 		// 根据props中的width属性 自动匹配当前th的宽度(px)
 | |||
|  | 		customWidth(){ | |||
|  | 			if(typeof this.width === 'number'){ | |||
|  | 				return this.width | |||
|  | 			} else if(typeof this.width === 'string') { | |||
|  | 				let regexHaveUnitPx = new RegExp(/^[1-9][0-9]*px$/g) | |||
|  | 				let regexHaveUnitRpx = new RegExp(/^[1-9][0-9]*rpx$/g) | |||
|  | 				let regexHaveNotUnit = new RegExp(/^[1-9][0-9]*$/g) | |||
|  | 				if (this.width.match(regexHaveUnitPx) !== null) { // 携带了 px
 | |||
|  | 					return this.width.replace('px', '') | |||
|  | 				} else if (this.width.match(regexHaveUnitRpx) !== null) { // 携带了 rpx
 | |||
|  | 					let numberRpx = Number(this.width.replace('rpx', '')) | |||
|  | 					let widthCoe = uni.getSystemInfoSync().screenWidth / 750 | |||
|  | 					return Math.round(numberRpx * widthCoe) | |||
|  | 				} else if (this.width.match(regexHaveNotUnit) !== null) { // 未携带 rpx或px 的纯数字 String
 | |||
|  | 					return this.width | |||
|  | 				} else { // 不符合格式
 | |||
|  | 					return '' | |||
|  | 				} | |||
|  | 			} else { | |||
|  | 				return '' | |||
|  | 			} | |||
|  | 		}, | |||
|  | 		contentAlign() { | |||
|  | 			let align = 'left' | |||
|  | 			switch (this.align) { | |||
|  | 				case 'left': | |||
|  | 					align = 'flex-start' | |||
|  | 					break | |||
|  | 				case 'center': | |||
|  | 					align = 'center' | |||
|  | 					break | |||
|  | 				case 'right': | |||
|  | 					align = 'flex-end' | |||
|  | 					break | |||
|  | 			} | |||
|  | 			return align | |||
|  | 		} | |||
|  | 	}, | |||
|  | 	created() { | |||
|  | 		this.root = this.getTable('uniTable') | |||
|  | 		this.rootTr = this.getTable('uniTr') | |||
|  | 		this.rootTr.minWidthUpdate(this.customWidth ? this.customWidth : 140) | |||
|  | 		this.border = this.root.border | |||
|  | 		this.root.thChildren.push(this) | |||
|  | 	}, | |||
|  | 	methods: { | |||
|  | 		sort() { | |||
|  | 			if (!this.sortable) return | |||
|  | 			this.clearOther() | |||
|  | 			if (!this.ascending && !this.descending) { | |||
|  | 				this.ascending = true | |||
|  | 				this.$emit('sort-change', { order: 'ascending' }) | |||
|  | 				return | |||
|  | 			} | |||
|  | 			if (this.ascending && !this.descending) { | |||
|  | 				this.ascending = false | |||
|  | 				this.descending = true | |||
|  | 				this.$emit('sort-change', { order: 'descending' }) | |||
|  | 				return | |||
|  | 			} | |||
|  | 
 | |||
|  | 			if (!this.ascending && this.descending) { | |||
|  | 				this.ascending = false | |||
|  | 				this.descending = false | |||
|  | 				this.$emit('sort-change', { order: null }) | |||
|  | 			} | |||
|  | 		}, | |||
|  | 		ascendingFn() { | |||
|  | 			this.clearOther() | |||
|  | 			this.ascending = !this.ascending | |||
|  | 			this.descending = false | |||
|  | 			this.$emit('sort-change', { order: this.ascending ? 'ascending' : null }) | |||
|  | 		}, | |||
|  | 		descendingFn() { | |||
|  | 			this.clearOther() | |||
|  | 			this.descending = !this.descending | |||
|  | 			this.ascending = false | |||
|  | 			this.$emit('sort-change', { order: this.descending ? 'descending' : null }) | |||
|  | 		}, | |||
|  | 		clearOther() { | |||
|  | 			this.root.thChildren.map(item => { | |||
|  | 				if (item !== this) { | |||
|  | 					item.ascending = false | |||
|  | 					item.descending = false | |||
|  | 				} | |||
|  | 				return item | |||
|  | 			}) | |||
|  | 		}, | |||
|  | 		ondropdown(e) { | |||
|  | 			this.$emit("filter-change", e) | |||
|  | 		}, | |||
|  | 		/** | |||
|  | 		 * 获取父元素实例 | |||
|  | 		 */ | |||
|  | 		getTable(name) { | |||
|  | 			let parent = this.$parent | |||
|  | 			let parentName = parent.$options.name | |||
|  | 			while (parentName !== name) { | |||
|  | 				parent = parent.$parent | |||
|  | 				if (!parent) return false | |||
|  | 				parentName = parent.$options.name | |||
|  | 			} | |||
|  | 			return parent | |||
|  | 		} | |||
|  | 	} | |||
|  | } | |||
|  | </script> | |||
|  | 
 | |||
|  | <style lang="scss"> | |||
|  | $border-color: #ebeef5; | |||
|  | $uni-primary: #007aff !default; | |||
|  | 
 | |||
|  | .uni-table-th { | |||
|  | 	padding: 12px 10px; | |||
|  | 	/* #ifndef APP-NVUE */ | |||
|  | 	display: table-cell; | |||
|  | 	box-sizing: border-box; | |||
|  | 	/* #endif */ | |||
|  | 	font-size: 14px; | |||
|  | 	font-weight: bold; | |||
|  | 	color: #909399; | |||
|  | 	border-bottom: 1px $border-color solid; | |||
|  | } | |||
|  | 
 | |||
|  | .uni-table-th-row { | |||
|  | 	/* #ifndef APP-NVUE */ | |||
|  | 	display: flex; | |||
|  | 	/* #endif */ | |||
|  | 	flex-direction: row; | |||
|  | } | |||
|  | 
 | |||
|  | .table--border { | |||
|  | 	border-right: 1px $border-color solid; | |||
|  | } | |||
|  | .uni-table-th-content { | |||
|  | 	display: flex; | |||
|  | 	align-items: center; | |||
|  | 	flex: 1; | |||
|  | } | |||
|  | .arrow-box { | |||
|  | } | |||
|  | .arrow { | |||
|  | 	display: block; | |||
|  | 	position: relative; | |||
|  | 	width: 10px; | |||
|  | 	height: 8px; | |||
|  | 	// border: 1px red solid;
 | |||
|  | 	left: 5px; | |||
|  | 	overflow: hidden; | |||
|  | 	cursor: pointer; | |||
|  | } | |||
|  | .down { | |||
|  | 	top: 3px; | |||
|  | 	::after { | |||
|  | 		content: ''; | |||
|  | 		width: 8px; | |||
|  | 		height: 8px; | |||
|  | 		position: absolute; | |||
|  | 		left: 2px; | |||
|  | 		top: -5px; | |||
|  | 		transform: rotate(45deg); | |||
|  | 		background-color: #ccc; | |||
|  | 	} | |||
|  | 	&.active { | |||
|  | 		::after { | |||
|  | 			background-color: $uni-primary; | |||
|  | 		} | |||
|  | 	} | |||
|  | } | |||
|  | .up { | |||
|  | 	::after { | |||
|  | 		content: ''; | |||
|  | 		width: 8px; | |||
|  | 		height: 8px; | |||
|  | 		position: absolute; | |||
|  | 		left: 2px; | |||
|  | 		top: 5px; | |||
|  | 		transform: rotate(45deg); | |||
|  | 		background-color: #ccc; | |||
|  | 	} | |||
|  | 	&.active { | |||
|  | 		::after { | |||
|  | 			background-color: $uni-primary; | |||
|  | 		} | |||
|  | 	} | |||
|  | } | |||
|  | </style> |