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>
 |