From d78a337df4af502f6e886dd4cb1533f2ec02843c Mon Sep 17 00:00:00 2001
From: whycq <10027870+whycq@user.noreply.gitee.com>
Date: 星期三, 04 十月 2023 22:59:44 +0800
Subject: [PATCH] #

---
 uni_modules/uni-table/components/uni-th/uni-th.vue |  251 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 251 insertions(+), 0 deletions(-)

diff --git a/uni_modules/uni-table/components/uni-th/uni-th.vue b/uni_modules/uni-table/components/uni-th/uni-th.vue
new file mode 100644
index 0000000..9430fba
--- /dev/null
+++ b/uni_modules/uni-table/components/uni-th/uni-th.vue
@@ -0,0 +1,251 @@
+<template>
+	<!-- #ifdef H5 -->
+	<th :rowspan="rowspan" :colspan="colspan" class="uni-table-th" :class="{ 'table--border': border }" :style="{ width: width + '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" :filterData="filterData" :filterType="filterType" @change="ondropdown"></dropdown>
+		</view>
+	</th>
+	<!-- #endif -->
+	<!-- #ifndef H5 -->
+	<view class="uni-table-th" :class="{ 'table--border': border }" :style="{ width: width + 'px', 'text-align': align }"><slot></slot></view>
+	<!-- #endif -->
+</template>
+
+<script>
+	import dropdown from './filter-dropdown.vue'
+/**
+ * Th 琛ㄥご
+ * @description 琛ㄦ牸鍐呯殑琛ㄥご鍗曞厓鏍肩粍浠�
+ * @tutorial https://ext.dcloud.net.cn/plugin?id=3270
+ * @property {Number} 	width 						鍗曞厓鏍煎搴�
+ * @property {Boolean} 	sortable 					鏄惁鍚敤鎺掑簭
+ * @property {Number} 	align = [left|center|right]	鍗曞厓鏍煎榻愭柟寮�
+ * @value left   	鍗曞厓鏍兼枃瀛楀乏渚у榻�
+ * @value center	鍗曞厓鏍兼枃瀛楀眳涓�
+ * @value right		鍗曞厓鏍兼枃瀛楀彸渚у榻�
+ * @property {Array}	filterData 绛涢�夋暟鎹�
+ * @property {String}	filterType	[search|select] 绛涢�夌被鍨�
+ * @value search	鍏抽敭瀛楁悳绱�
+ * @value select	鏉′欢閫夋嫨
+ * @event {Function} sort-change 鎺掑簭瑙﹀彂浜嬩欢
+ */
+export default {
+	name: 'uniTh',
+	options: {
+		virtualHost: true
+	},
+	components: {
+		dropdown
+	},
+	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 []
+			}
+		}
+	},
+	data() {
+		return {
+			border: false,
+			ascending: false,
+			descending: false
+		}
+	},
+	computed: {
+		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.width ? this.width : 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)
+		},
+		/**
+		 * 鑾峰彇鐖跺厓绱犲疄渚�
+		 */
+		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-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: #007aff;
+		}
+	}
+}
+.up {
+	::after {
+		content: '';
+		width: 8px;
+		height: 8px;
+		position: absolute;
+		left: 2px;
+		top: 5px;
+		transform: rotate(45deg);
+		background-color: #ccc;
+	}
+	&.active {
+		::after {
+			background-color: #007aff;
+		}
+	}
+}
+</style>

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