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Collapse all grouped rows at initial rendering in Vue Grid component

23 Sep 2021 / 1 minute to read

You can collapse all the grouped rows at initial rendering by using dataBound event with collapseAll method of the grid.

In the below demo, all the grouped rows are collapsed at initial rendering.

Source
Preview
app.vue
datasource.js
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<template>
    <div id="app">
        <ejs-grid ref='grid' :dataSource='data' :allowGrouping='true' :groupSettings='groupOptions' :dataBound='dataBound' height='267px'>
            <e-columns>
                <e-column field='OrderID' headerText='Order ID' textAlign='Right' width=120></e-column>
                <e-column field='CustomerID' headerText='Customer ID' width=150></e-column>
                <e-column field='ShipCity' headerText='Ship City' width=150></e-column>
                <e-column field='ShipName' headerText='Ship Name' width=150></e-column>
            </e-columns>
        </ejs-grid>
    </div>
</template>
<script>
import Vue from "vue";
import { GridPlugin, Group } from "@syncfusion/ej2-vue-grids";
import { data } from './datasource.js';

Vue.use(GridPlugin);

var initial = true;
export default {
  data() {
    return {
      data: data,
      groupOptions: { columns: ['ShipCity'] }
    };
  },
  methods: {
    dataBound: function() {
        if(initial === true) {
            this.$refs.grid.ej2Instances.groupModule.collapseAll();
            initial = false;
        }
    }
  },
  provide: {
    grid: [Group]
  }
}
</script>
<style>
 @import "../node_modules/@syncfusion/ej2-vue-grids/styles/material.css";
</style>
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define(["require", "exports"], function (require, exports) {
    "use strict";
    Object.defineProperty(exports, "__esModule", { value: true });
    exports.data = [
        {
            OrderID: 10248, CustomerID: 'VINET', EmployeeID: 5, OrderDate: new Date(8364186e5),
            ShipName: 'Vins et alcools Chevalier', ShipCity: 'Reims', ShipAddress: '59 rue de l Abbaye',
            ShipRegion: 'CJ', ShipPostalCode: '51100', ShipCountry: 'France', Freight: 32.38, Verified: !0
        },
        {
            OrderID: 10249, CustomerID: 'TOMSP', EmployeeID: 6, OrderDate: new Date(836505e6),
            ShipName: 'Toms Spezialitäten', ShipCity: 'Münster', ShipAddress: 'Luisenstr. 48',
            ShipRegion: 'CJ', ShipPostalCode: '44087', ShipCountry: 'Germany', Freight: 11.61, Verified: !1
        },
        {
            OrderID: 10250, CustomerID: 'HANAR', EmployeeID: 4, OrderDate: new Date(8367642e5),
            ShipName: 'Hanari Carnes', ShipCity: 'Rio de Janeiro', ShipAddress: 'Rua do Paço, 67',
            ShipRegion: 'RJ', ShipPostalCode: '05454-876', ShipCountry: 'Brazil', Freight: 65.83, Verified: !0
        },
        {
            OrderID: 10251, CustomerID: 'VICTE', EmployeeID: 3, OrderDate: new Date(8367642e5),
            ShipName: 'Victuailles en stock', ShipCity: 'Lyon', ShipAddress: '2, rue du Commerce',
            ShipRegion: 'CJ', ShipPostalCode: '69004', ShipCountry: 'France', Freight: 41.34, Verified: !0
        },
        {
            OrderID: 10252, CustomerID: 'SUPRD', EmployeeID: 4, OrderDate: new Date(8368506e5),
            ShipName: 'Suprêmes délices', ShipCity: 'Charleroi', ShipAddress: 'Boulevard Tirou, 255',
            ShipRegion: 'CJ', ShipPostalCode: 'B-6000', ShipCountry: 'Belgium', Freight: 51.3, Verified: !0
        },
        {
            OrderID: 10253, CustomerID: 'HANAR', EmployeeID: 3, OrderDate: new Date(836937e6),
            ShipName: 'Hanari Carnes', ShipCity: 'Rio de Janeiro', ShipAddress: 'Rua do Paço, 67',
            ShipRegion: 'RJ', ShipPostalCode: '05454-876', ShipCountry: 'Brazil', Freight: 58.17, Verified: !0
        },
        {
            OrderID: 10254, CustomerID: 'CHOPS', EmployeeID: 5, OrderDate: new Date(8370234e5),
            ShipName: 'Chop-suey Chinese', ShipCity: 'Bern', ShipAddress: 'Hauptstr. 31',
            ShipRegion: 'CJ', ShipPostalCode: '3012', ShipCountry: 'Switzerland', Freight: 22.98, Verified: !1
        },
        {
            OrderID: 10255, CustomerID: 'RICSU', EmployeeID: 9, OrderDate: new Date(8371098e5),
            ShipName: 'Richter Supermarkt', ShipCity: 'Genève', ShipAddress: 'Starenweg 5',
            ShipRegion: 'CJ', ShipPostalCode: '1204', ShipCountry: 'Switzerland', Freight: 148.33, Verified: !0
        },
        {
            OrderID: 10256, CustomerID: 'WELLI', EmployeeID: 3, OrderDate: new Date(837369e6),
            ShipName: 'Wellington Importadora', ShipCity: 'Resende', ShipAddress: 'Rua do Mercado, 12',
            ShipRegion: 'SP', ShipPostalCode: '08737-363', ShipCountry: 'Brazil', Freight: 13.97, Verified: !1
        },
        {
            OrderID: 10257, CustomerID: 'HILAA', EmployeeID: 4, OrderDate: new Date(8374554e5),
            ShipName: 'HILARION-Abastos', ShipCity: 'San Cristóbal', ShipAddress: 'Carrera 22 con Ave. Carlos Soublette #8-35',
            ShipRegion: 'Táchira', ShipPostalCode: '5022', ShipCountry: 'Venezuela', Freight: 81.91, Verified: !0
        },
        {
            OrderID: 10258, CustomerID: 'ERNSH', EmployeeID: 1, OrderDate: new Date(8375418e5),
            ShipName: 'Ernst Handel', ShipCity: 'Graz', ShipAddress: 'Kirchgasse 6',
            ShipRegion: 'CJ', ShipPostalCode: '8010', ShipCountry: 'Austria', Freight: 140.51, Verified: !0
        },
        {
            OrderID: 10259, CustomerID: 'CENTC', EmployeeID: 4, OrderDate: new Date(8376282e5),
            ShipName: 'Centro comercial Moctezuma', ShipCity: 'México D.F.', ShipAddress: 'Sierras de Granada 9993',
            ShipRegion: 'CJ', ShipPostalCode: '05022', ShipCountry: 'Mexico', Freight: 3.25, Verified: !1
        },
        {
            OrderID: 10260, CustomerID: 'OTTIK', EmployeeID: 4, OrderDate: new Date(8377146e5),
            ShipName: 'Ottilies Käseladen', ShipCity: 'Köln', ShipAddress: 'Mehrheimerstr. 369',
            ShipRegion: 'CJ', ShipPostalCode: '50739', ShipCountry: 'Germany', Freight: 55.09, Verified: !0
        },
        {
            OrderID: 10261, CustomerID: 'QUEDE', EmployeeID: 4, OrderDate: new Date(8377146e5),
            ShipName: 'Que Delícia', ShipCity: 'Rio de Janeiro', ShipAddress: 'Rua da Panificadora, 12',
            ShipRegion: 'RJ', ShipPostalCode: '02389-673', ShipCountry: 'Brazil', Freight: 3.05, Verified: !1
        },
        {
            OrderID: 10262, CustomerID: 'RATTC', EmployeeID: 8, OrderDate: new Date(8379738e5),
            ShipName: 'Rattlesnake Canyon Grocery', ShipCity: 'Albuquerque', ShipAddress: '2817 Milton Dr.',
            ShipRegion: 'NM', ShipPostalCode: '87110', ShipCountry: 'USA', Freight: 48.29, Verified: !0
        }];
});