perf[Tree-Table]: refactor tree-table (#1587)
This commit is contained in:
liugq
花裤衩
@@ -1,48 +0,0 @@
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/**
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* @Author: jianglei
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* @Date: 2017-10-12 12:06:49
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*/
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'use strict'
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import Vue from 'vue'
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export default function treeToArray(data, expandAll, parent, level, item) {
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const marLTemp = []
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let tmp = []
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Array.from(data).forEach(function(record) {
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if (record._expanded === undefined) {
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Vue.set(record, '_expanded', expandAll)
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}
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let _level = 1
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if (level !== undefined && level !== null) {
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_level = level + 1
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}
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Vue.set(record, '_level', _level)
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// 如果有父元素
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if (parent) {
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Vue.set(record, 'parent', parent)
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// 如果父元素有偏移量，需要计算在this的偏移量中
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// 偏移量还与前面同级元素有关，需要加上前面所有元素的长度和
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if (!marLTemp[_level]) {
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marLTemp[_level] = 0
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}
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Vue.set(record, '_marginLeft', marLTemp[_level] + parent._marginLeft)
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Vue.set(record, '_width', record[item] / parent[item] * parent._width)
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// 在本次计算过偏移量后加上自己长度，以供下一个元素使用
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marLTemp[_level] += record._width
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} else {
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// 如果为根
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// 初始化偏移量存储map
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marLTemp[record.id] = []
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// map中是一个数组，存储的是每级的长度和
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// 初始情况下为0
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marLTemp[record.id][_level] = 0
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Vue.set(record, '_marginLeft', 0)
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Vue.set(record, '_width', 1)
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}
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tmp.push(record)
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if (record.children && record.children.length > 0) {
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const children = treeToArray(record.children, expandAll, record, _level, item)
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tmp = tmp.concat(children)
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}
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})
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return tmp
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}
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@@ -1,137 +1,162 @@
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<template>
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<div class="app-container">
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<div>
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<div class="app-container">
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<el-tag style="margin-bottom:20px;">
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<a
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href="https://github.com/PanJiaChen/vue-element-admin/tree/master/src/components/TreeTable"
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target="_blank"
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>Documentation</a>
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</el-tag>
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<el-tag style="margin-bottom:20px;">
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<a href="https://github.com/PanJiaChen/vue-element-admin/tree/master/src/components/TreeTable" target="_blank">Documentation</a>
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</el-tag>
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<tree-table
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ref="TreeTable"
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:data="tableData"
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:default-expand-all="true"
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:columns="columns"
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border
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default-children="children"
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@selection-change ="selectChange"
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>
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<tree-table :data="data" :eval-func="func" :eval-args="args" :expand-all="expandAll" border>
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<el-table-column label="事件">
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<template slot-scope="scope">
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<span style="color:sandybrown">{{ scope.row.event }}</span>
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<el-tag>{{ scope.row.timeLine+'ms' }}</el-tag>
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<template slot="selection">
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<el-table-column type="selection" align="center" width="55"/>
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</template>
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</el-table-column>
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<el-table-column label="时间线">
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<template slot-scope="scope">
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<template slot="pre-column">
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<el-table-column type="expand" width="55">
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<template>
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<el-tag type="info">
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Here is just a placeholder slot, you can display anything.
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</el-tag>
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</template>
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</el-table-column>
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</template>
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<template slot="timeline" slot-scope="{scope}">
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<el-tooltip :content="scope.row.timeLine+'ms'" effect="dark" placement="left">
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<div class="processContainer">
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<div
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:style="{ width:scope.row._width * 500+'px',
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background:scope.row._width>0.5?'rgba(233,0,0,.5)':'rgba(0,0,233,0.5)',
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marginLeft:scope.row._marginLeft * 500+'px' }"
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:style="{ width:(scope.row.timeLine||0) * 3+'px',
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background:scope.row.timeLine>50?'rgba(233,0,0,.5)':'rgba(0,0,233,0.5)',
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marginLeft:scope.row._level * 50+'px' }"
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class="process">
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<span style="display:inline-block"/>
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</div>
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</div>
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</el-tooltip>
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</template>
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</el-table-column>
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<el-table-column label="操作" width="200">
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<template slot-scope="scope">
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<el-button type="text" @click="message(scope.row)">点击</el-button>
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<template slot="append" slot-scope="{scope}">
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<el-button
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size="mini"
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type="primary"
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@click="addMenuItem(scope.row,'brother')"
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>Append Brother
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</el-button>
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<el-button
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size="mini"
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type="primary"
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@click="addMenuItem(scope.row,'children')"
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>Append Child
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</el-button>
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</template>
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</el-table-column>
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</tree-table>
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<template slot="operation" slot-scope="{scope}">
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<el-button size="mini" type="success" @click="editItem(scope.row)">Edit</el-button>
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<el-button size="mini" type="danger" @click="deleteItem(scope.row)">Delete</el-button>
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</template>
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</tree-table>
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</div>
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<el-dialog :visible.sync="dialogFormVisible" title="Edit">
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<el-form :model="tempItem" label-width="100px" style="width:600px">
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<el-form-item label="Name">
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<el-input v-model.trim="tempItem.name" placeholder="Name"/>
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</el-form-item>
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</el-form>
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<span slot="footer" class="dialog-footer">
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<el-button @click="dialogFormVisible = false">Cancel</el-button>
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<el-button type="primary" @click="updateItem">Confirm</el-button>
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</span>
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</el-dialog>
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</div>
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</template>
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<script>
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/**
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Auth: Lei.j1ang
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Created: 2018/1/19-14:54
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*/
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import treeTable from '@/components/TreeTable'
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import treeToArray from './customEval'
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import TreeTable from '@/components/TreeTable'
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import { data } from './data.js'
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export default {
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name: 'CustomTreeTableDemo',
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components: { treeTable },
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components: { TreeTable },
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data() {
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return {
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func: treeToArray,
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expandAll: false,
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data:
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tableData: [],
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tempItem: {},
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dialogFormVisible: false,
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columns: [
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{
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id: 1,
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event: '事件1',
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timeLine: 100,
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comment: '无',
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children: [
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{
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id: 2,
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event: '事件2',
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timeLine: 10,
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comment: '无'
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},
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{
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id: 3,
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event: '事件3',
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timeLine: 90,
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comment: '无',
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children: [
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{
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id: 4,
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event: '事件4',
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timeLine: 5,
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comment: '无'
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},
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{
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id: 5,
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event: '事件5',
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timeLine: 10,
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comment: '无'
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},
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{
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id: 6,
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event: '事件6',
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timeLine: 75,
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comment: '无',
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children: [
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{
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id: 7,
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event: '事件7',
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timeLine: 50,
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comment: '无',
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children: [
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{
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id: 71,
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event: '事件71',
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timeLine: 25,
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comment: 'xx'
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},
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{
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id: 72,
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event: '事件72',
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timeLine: 5,
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comment: 'xx'
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},
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{
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id: 73,
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event: '事件73',
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timeLine: 20,
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comment: 'xx'
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}
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]
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},
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{
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id: 8,
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event: '事件8',
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timeLine: 25,
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comment: '无'
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}
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]
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}
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]
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}
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]
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label: 'Name',
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key: 'name',
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expand: true
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},
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args: [null, null, 'timeLine']
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{
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label: 'Timeline',
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key: 'timeline'
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},
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{
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label: 'Append',
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key: 'append',
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width: 300
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},
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{
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label: 'Operation',
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key: 'operation',
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width: 160
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}
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]
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}
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},
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created() {
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this.getData()
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},
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methods: {
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message(row) {
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this.$message.info(row.event)
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getData() {
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this.tableData = data
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},
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editItem(row) {
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this.tempItem = Object.assign({}, row)
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this.dialogFormVisible = true
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},
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updateItem() {
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const data = this.$refs.TreeTable.getData()
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const { _id } = this.tempItem
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for (let i = 0; i < data.length; i++) {
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if (data[i]._id === _id) {
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data.splice(i, 1, Object.assign({}, this.tempItem))
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break
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}
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}
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this.dialogFormVisible = false
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},
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addMenuItem(row, type) {
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if (type === 'children') {
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this.$refs.TreeTable.addChild(row, { name: 'child' })
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}
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if (type === 'brother') {
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this.$refs.TreeTable.addBrother(row, { name: 'brother' })
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}
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},
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deleteItem(row) {
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this.$refs.TreeTable.delete(row)
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},
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selectChange(val) {
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console.log(val)
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}
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}
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}
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49
src/views/table/treeTable/data.js
Normal file
49
src/views/table/treeTable/data.js
Normal file
@@ -0,0 +1,49 @@
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export const data = [
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{
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name: '1',
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timeLine: 100,
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children: [
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{
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name: '1-1',
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timeLine: 20
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},
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{
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name: '1-2',
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timeLine: 60,
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children: [
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{
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name: '1-2-1',
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timeLine: 35
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},
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{
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name: '1-2-2',
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timeLine: 25
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}
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]
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}
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]
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},
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{
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name: '2',
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timeLine: 80,
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children: [
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{
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name: '2-1',
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timeLine: 30
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},
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{
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name: '2-2',
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timeLine: 50
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},
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{
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name: '2-3',
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timeLine: 60
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}
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]
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},
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{
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name: '3',
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timeLine: 40
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}
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]
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@@ -1,20 +1,48 @@
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<template>
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<div class="app-container">
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<el-tag style="margin-bottom:20px;">
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<a href="https://github.com/PanJiaChen/vue-element-admin/tree/master/src/components/TreeTable" target="_blank">Documentation</a>
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</el-tag>
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<div style="margin-bottom:20px;">
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<tree-table :data="data" :columns="columns" border/>
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<el-button type="primary" class="option-item">
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<a href="https://github.com/PanJiaChen/vue-element-admin/tree/master/src/components/TreeTable" target="_blank">Documentation</a>
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</el-button>
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<div class="option-item">
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<el-tag>Expand All</el-tag>
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<el-switch
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v-model="defaultExpandAll"
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active-color="#13ce66"
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inactive-color="#ff4949"
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@change="reset"/>
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</div>
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<div class="option-item">
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<el-tag>Show Checkbox</el-tag>
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<el-switch
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v-model="showCheckbox"
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active-color="#13ce66"
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inactive-color="#ff4949"
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/>
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</div>
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</div>
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<tree-table :key="key" :default-expand-all="defaultExpandAll" :data="data" :columns="columns" border>
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<template slot="scope" slot-scope="{scope}">
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<el-tag>level: {{ scope.row._level }}</el-tag>
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<el-tag>expand: {{ scope.row._expand }}</el-tag>
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<el-tag>select: {{ scope.row._select }}</el-tag>
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</template>
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<template slot="operation" slot-scope="{scope}">
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<el-button type="primary" size="" @click="click(scope)">Click</el-button>
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</template>
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</tree-table>
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</div>
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</template>
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<script>
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/**
|
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Auth: Lei.j1ang
|
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Created: 2018/1/19-14:54
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*/
|
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import treeTable from '@/components/TreeTable'
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export default {
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@@ -22,99 +50,103 @@ export default {
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components: { treeTable },
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data() {
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return {
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defaultExpandAll: false,
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showCheckbox: true,
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key: 1,
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columns: [
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{
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text: '事件',
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value: 'event',
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width: 200
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label: 'Checkbox',
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checkbox: true
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},
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{
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text: 'ID',
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value: 'id'
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label: '',
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key: 'id',
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expand: true
|
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},
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{
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text: '时间线',
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value: 'timeLine'
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label: 'Event',
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key: 'event',
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width: 200,
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align: 'left'
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},
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{
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text: '备注',
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value: 'comment'
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label: 'Scope',
|
||||
key: 'scope'
|
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},
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{
|
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label: 'Operation',
|
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key: 'operation'
|
||||
}
|
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],
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data: [
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{
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||||
id: 0,
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||||
event: '事件1',
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||||
timeLine: 50,
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||||
comment: '无'
|
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event: 'Event-0',
|
||||
timeLine: 50
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||||
},
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{
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||||
id: 1,
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event: '事件1',
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event: 'Event-1',
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timeLine: 100,
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comment: '无',
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children: [
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{
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id: 2,
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event: '事件2',
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||||
timeLine: 10,
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||||
comment: '无'
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event: 'Event-2',
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||||
timeLine: 10
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||||
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},
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{
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id: 3,
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event: '事件3',
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event: 'Event-3',
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timeLine: 90,
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comment: '无',
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||||
children: [
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{
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id: 4,
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event: '事件4',
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timeLine: 5,
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||||
comment: '无'
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event: 'Event-4',
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timeLine: 5
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||||
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},
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{
|
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id: 5,
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event: '事件5',
|
||||
timeLine: 10,
|
||||
comment: '无'
|
||||
event: 'Event-5',
|
||||
timeLine: 10
|
||||
|
||||
},
|
||||
{
|
||||
id: 6,
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event: '事件6',
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||||
event: 'Event-6',
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||||
timeLine: 75,
|
||||
comment: '无',
|
||||
|
||||
children: [
|
||||
{
|
||||
id: 7,
|
||||
event: '事件7',
|
||||
event: 'Event-7',
|
||||
timeLine: 50,
|
||||
comment: '无',
|
||||
|
||||
children: [
|
||||
{
|
||||
id: 71,
|
||||
event: '事件71',
|
||||
timeLine: 25,
|
||||
comment: 'xx'
|
||||
event: 'Event-7-1',
|
||||
timeLine: 25
|
||||
|
||||
},
|
||||
{
|
||||
id: 72,
|
||||
event: '事件72',
|
||||
timeLine: 5,
|
||||
comment: 'xx'
|
||||
event: 'Event-7-2',
|
||||
timeLine: 5
|
||||
|
||||
},
|
||||
{
|
||||
id: 73,
|
||||
event: '事件73',
|
||||
timeLine: 20,
|
||||
comment: 'xx'
|
||||
event: 'Event-7-3',
|
||||
timeLine: 20
|
||||
}
|
||||
]
|
||||
},
|
||||
{
|
||||
id: 8,
|
||||
event: '事件8',
|
||||
timeLine: 25,
|
||||
comment: '无'
|
||||
event: 'Event-8',
|
||||
timeLine: 25
|
||||
}
|
||||
]
|
||||
}
|
||||
@@ -124,6 +156,34 @@ export default {
|
||||
}
|
||||
]
|
||||
}
|
||||
},
|
||||
watch: {
|
||||
showCheckbox(val) {
|
||||
if (val) {
|
||||
this.columns.unshift({
|
||||
label: 'Checkbox',
|
||||
checkbox: true
|
||||
})
|
||||
} else {
|
||||
this.columns.shift()
|
||||
}
|
||||
this.reset()
|
||||
}
|
||||
},
|
||||
methods: {
|
||||
reset() {
|
||||
++this.key
|
||||
},
|
||||
click(scope) {
|
||||
console.log(scope)
|
||||
}
|
||||
}
|
||||
}
|
||||
</script>
|
||||
|
||||
<style scoped>
|
||||
.option-item{
|
||||
display: inline-block;
|
||||
margin-right: 15px;
|
||||
}
|
||||
</style>
|
||||
|
||||
Reference in New Issue
Block a user