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Vue Tree Grid selection sample
Vue Tree Grid selection sample
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‎README.md‎

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# how-to-enable-selection-in-the-vue-tree-grid-component
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# How to enable selection in the Vue Tree Grid Component
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A quick-start project that shows how to enable selection options in Vue Tree Grid, and enable different selection types and modes. This project also contains simple code to render checkboxes and toggle selection.
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Refer to the following documentation on selection in the Syncfusion Vue Tree Grid component:
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https://ej2.syncfusion.com/vue/documentation/treegrid/selection/selection/
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Check out this online selection example of the Syncfusion Vue Tree Grid component:
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https://ej2.syncfusion.com/vue/demos/#/bootstrap5/tree-grid/selection.html
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Refer to the following Syncfusion Vue Tree Grid getting started video:
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https://www.youtube.com/watch?v=FEMyOHKjjao
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## Project prerequisites
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Make sure that you have the latest versions of Vue, Node, Vue Class Component, and Visual Studio Code in your machine before starting to work on this project.
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### How to run this application?
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To run this application, you need to clone the `how-to-enable-selection-in-the-vue-tree-grid-component` repository and then open it in Visual Studio Code. Now, simply install all the necessary react packages into your current project using the `npm install` command and run your project using the `npm run serve` command.

‎babel.config.js‎

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module.exports = {
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presets: [
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'@vue/cli-plugin-babel/preset'
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]
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}

‎jsconfig.json‎

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{
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"compilerOptions": {
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"target": "es5",
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"module": "esnext",
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"baseUrl": "./",
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"moduleResolution": "node",
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"paths": {
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"@/*": [
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"src/*"
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]
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},
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"lib": [
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"esnext",
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"dom",
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"dom.iterable",
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"scripthost"
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]
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}
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}

‎package.json‎

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{
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"name": "myvueproject",
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"version": "0.1.0",
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"private": true,
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"scripts": {
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"serve": "vue-cli-service serve",
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"build": "vue-cli-service build",
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"lint": "vue-cli-service lint"
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},
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"dependencies": {
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"@syncfusion/ej2-vue-buttons": "^20.2.46",
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"@syncfusion/ej2-vue-grids": "^20.2.45",
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"@syncfusion/ej2-vue-treegrid": "^20.2.49",
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"core-js": "^3.8.3",
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"vue": "^3.2.13",
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"vue-class-component": "^8.0.0-rc.1"
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},
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"devDependencies": {
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"@babel/core": "^7.12.16",
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"@babel/eslint-parser": "^7.12.16",
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"@vue/cli-plugin-babel": "~5.0.0",
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"@vue/cli-plugin-eslint": "~5.0.0",
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"@vue/cli-service": "~5.0.0",
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"eslint": "^7.32.0",
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"eslint-plugin-vue": "^8.0.3"
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},
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"eslintConfig": {
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"root": true,
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"env": {
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"node": true
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},
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"extends": [
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"plugin:vue/vue3-essential",
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"eslint:recommended"
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],
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"parserOptions": {
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"parser": "@babel/eslint-parser"
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},
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"rules": {}
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},
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"browserslist": [
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"> 1%",
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"last 2 versions",
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"not dead",
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"not ie 11"
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]
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}

‎public/favicon.ico‎

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‎public/index.html‎

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<!DOCTYPE html>
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<html lang="">
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<head>
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<meta charset="utf-8">
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<meta http-equiv="X-UA-Compatible" content="IE=edge">
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<meta name="viewport" content="width=device-width,initial-scale=1.0">
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<link rel="icon" href="<%= BASE_URL %>favicon.ico">
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<title><%= htmlWebpackPlugin.options.title %></title>
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</head>
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<body>
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<noscript>
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<strong>We're sorry but <%= htmlWebpackPlugin.options.title %> doesn't work properly without JavaScript enabled. Please enable it to continue.</strong>
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</noscript>
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<div id="app"></div>
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<!-- built files will be auto injected -->
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</body>
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</html>

‎src/App.vue‎

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<template>
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<ejs-button :onclick="btnClick" cssClass="e-btn">Selection API</ejs-button>
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<ejs-treegrid :dataSource="data" ref="treegridObj"
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childMapping="subtasks"
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:treeColumnIndex="2"
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:selectionSettings="selectionOptions"
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:selectedRowIndex="2"
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:height='400'
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:allowPaging='true'
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:pageSettings='pageSettings'>
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<e-columns>
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<e-column type="Checkbox" width="50"></e-column>
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<e-column field='taskID' headerText='Task ID' width='80' textAlign='Right'></e-column>
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<e-column field='taskName' headerText='Task Name' width='190'></e-column>
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<e-column field='startDate' headerText='Start Date' width='100' format="yMd" textAlign='Right'></e-column>
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<e-column field='duration' headerText='Duration' width='90' textAlign='Right'></e-column>
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<e-column field='progress' headerText='Progress' width='90' textAlign='Right'></e-column>
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</e-columns>
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</ejs-treegrid>
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</template>
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<script>
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import { TreeGridComponent, ColumnsDirective, ColumnDirective, Page} from "@syncfusion/ej2-vue-treegrid";
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import { ButtonComponent} from '@syncfusion/ej2-vue-buttons';
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import {sampleData} from './data.js';
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export default{
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name: 'App',
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components: {
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'ejs-treegrid': TreeGridComponent,
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'e-columns': ColumnsDirective,
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'e-column': ColumnDirective,
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'ejs-button': ButtonComponent
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},
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data: () => {
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return {
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data: sampleData,
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// mode: "Cell", cellSelectionMode: "Box"
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selectionOptions: {type: "Multiple", checkboxOnly: false, checkboxMode: "ResetOnRowClick", enableToggle: false},
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pageSettings: { pageSize: 12 }
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}
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},
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methods: {
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btnClick: function(){
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let treegrid = this.$refs.treegridObj.ej2Instances;
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treegrid.selectRows([5,6,7]);
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//treegrid.clearSelection(); //To clear the selection
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}
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},
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provide:{
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treegrid:[Page]
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}
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}
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</script>
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<style>
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@import "../node_modules/@syncfusion/ej2-base/styles/material.css";
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@import "../node_modules/@syncfusion/ej2-buttons/styles/material.css";
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@import "../node_modules/@syncfusion/ej2-calendars/styles/material.css";
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@import "../node_modules/@syncfusion/ej2-dropdowns/styles/material.css";
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@import "../node_modules/@syncfusion/ej2-inputs/styles/material.css";
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@import "../node_modules/@syncfusion/ej2-navigations/styles/material.css";
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@import "../node_modules/@syncfusion/ej2-popups/styles/material.css";
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@import "../node_modules/@syncfusion/ej2-splitbuttons/styles/material.css";
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@import "../node_modules/@syncfusion/ej2-vue-grids/styles/material.css";
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@import "../node_modules/@syncfusion/ej2-vue-treegrid/styles/material.css";
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.e-btn{
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margin: 1%;
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}
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</style>

‎src/__VLS_template.js‎

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import { TreeGridComponent } from '@syncfusion/ej2-vue-treegrid';
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export default (await import('vue')).defineComponent({
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name: 'App',
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components: {
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'ejs-treegrid': TreeGridComponent
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}
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});
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const __VLS_template = () => ({});

‎src/assets/logo.png‎

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‎src/components/HelloWorld.vue‎

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<template>
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<div class="hello">
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<h1>{{ msg }}</h1>
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<p>
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For a guide and recipes on how to configure / customize this project,<br>
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check out the
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<a href="https://cli.vuejs.org" target="_blank" rel="noopener">vue-cli documentation</a>.
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</p>
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<h3>Installed CLI Plugins</h3>
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<ul>
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<li><a href="https://github.com/vuejs/vue-cli/tree/dev/packages/%40vue/cli-plugin-babel" target="_blank" rel="noopener">babel</a></li>
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<li><a href="https://github.com/vuejs/vue-cli/tree/dev/packages/%40vue/cli-plugin-eslint" target="_blank" rel="noopener">eslint</a></li>
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</ul>
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<h3>Essential Links</h3>
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<ul>
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<li><a href="https://vuejs.org" target="_blank" rel="noopener">Core Docs</a></li>
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<li><a href="https://forum.vuejs.org" target="_blank" rel="noopener">Forum</a></li>
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<li><a href="https://chat.vuejs.org" target="_blank" rel="noopener">Community Chat</a></li>
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<li><a href="https://twitter.com/vuejs" target="_blank" rel="noopener">Twitter</a></li>
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<li><a href="https://news.vuejs.org" target="_blank" rel="noopener">News</a></li>
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</ul>
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<h3>Ecosystem</h3>
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<ul>
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<li><a href="https://router.vuejs.org" target="_blank" rel="noopener">vue-router</a></li>
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<li><a href="https://vuex.vuejs.org" target="_blank" rel="noopener">vuex</a></li>
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<li><a href="https://github.com/vuejs/vue-devtools#vue-devtools" target="_blank" rel="noopener">vue-devtools</a></li>
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<li><a href="https://vue-loader.vuejs.org" target="_blank" rel="noopener">vue-loader</a></li>
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<li><a href="https://github.com/vuejs/awesome-vue" target="_blank" rel="noopener">awesome-vue</a></li>
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</ul>
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</div>
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</template>
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<script>
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export default {
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name: 'HelloWorld',
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props: {
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msg: String
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}
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}
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</script>
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<!-- Add "scoped" attribute to limit CSS to this component only -->
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<style scoped>
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h3 {
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margin: 40px 0 0;
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}
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ul {
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list-style-type: none;
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padding: 0;
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}
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li {
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display: inline-block;
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margin: 0 10px;
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}
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a {
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color: #42b983;
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}
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</style>

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