Custom Editing (Angular)

Although the FlexGrid control provides efficient, Excel-style editing by default, you may want to customize the editing behavior in some cases. The simplest customization is making sure the grid is always in edit mode. This does not save the user any work, since they can edit by typing into cells at any time, but it does show users that the grid is editable. The easiest way to keep the grid in edit mode at all times is to call the startEditing method when the grid gets the focus and when the selection changes.

Learn about FlexGrid | FlexGrid API Reference

This example uses Angular.

import 'bootstrap.css'; import '@mescius/wijmo.styles/wijmo.css'; import './styles.css'; import '@angular/compiler'; import { Component, enableProdMode, ɵresolveComponentResources } from '@angular/core'; import { BrowserModule, bootstrapApplication } from '@angular/platform-browser'; import { WjGridModule } from '@mescius/wijmo.angular2.grid'; import { DataType } from '@mescius/wijmo'; import { FlexGrid } from '@mescius/wijmo.grid'; import '@mescius/wijmo.input'; @Component({ standalone: true, imports: [WjGridModule, BrowserModule], selector: 'app-component', templateUrl: 'src/app.component.html', }) export class AppComponent { data: any[]; countries = ['US', 'Germany', 'UK', 'Japan', 'Italy', 'Greece']; constructor() { this.data = this._getData(); } startEditing(flex: FlexGrid) { let index = flex.selection.col, col = index > -1 ? flex.columns[index] : null; if (col && !col.isReadOnly && col.dataType != DataType.Boolean) { setTimeout(() => { flex.startEditing(false); // quick mode }, 50); // let the grid update first } } // create some random data private _getData() { let data = []; for (let i = 0; i < this.countries.length; i++) { data.push({ id: i, country: this.countries[i], sales: Math.random() * 10000, expenses: Math.random() * 5000, overdue: i % 4 == 0, }); } return data; } } enableProdMode(); // Resolve resources (templateUrl, styleUrls etc), After resolution all URLs have been converted into `template` strings. ɵresolveComponentResources(fetch).then(() => { // Bootstrap application bootstrapApplication(AppComponent).catch((err) => console.error(err)); });
<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <title>MESCIUS Wijmo FlexGrid Always Editing</title> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <!-- Polyfills --> <script src="node_modules/core-js/client/shim.min.js"></script> <script src="node_modules/zone.js/fesm2015/zone.min.js"></script> <!-- SystemJS --> <script src="https://cdnjs.cloudflare.com/ajax/libs/systemjs/0.21.5/system.src.js" integrity="sha512-skZbMyvYdNoZfLmiGn5ii6KmklM82rYX2uWctBhzaXPxJgiv4XBwJnFGr5k8s+6tE1pcR1nuTKghozJHyzMcoA==" crossorigin="anonymous"></script> <script src="systemjs.config.js"></script> <script> // workaround to load 'rxjs/operators' from the rxjs bundle System.import('rxjs').then(function (m) { System.set(SystemJS.resolveSync('rxjs/operators'), System.newModule(m.operators)); System.import('./src/app.component'); }); </script> </head> <body> <app-component></app-component> </body> </html>
<main class="container-fluid"> <wj-flex-grid #flex [(itemsSource)]="data" (gotFocus)="startEditing(flex)" (selectionChanged)="startEditing(flex)"> <wj-flex-grid-column binding="id" header="ID" [width]="50" [isReadOnly]="true"></wj-flex-grid-column> <wj-flex-grid-column binding="country" header="Country" [isRequired]="true" [dataMap]="countries"></wj-flex-grid-column> <wj-flex-grid-column binding="sales" header="Sales"></wj-flex-grid-column> <wj-flex-grid-column binding="expenses" header="Expenses"></wj-flex-grid-column> <wj-flex-grid-column binding="overdue" header="Overdue"></wj-flex-grid-column> </wj-flex-grid> </main>
.wj-flexgrid { max-height: 200px; margin-bottom: 12px; } body { margin-bottom: 24px; }
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'npm:@angular/forms/fesm2022/forms.mjs', }, // packages tells the System loader how to load when no filename and/or no extension packages: { "./src": { defaultExtension: 'ts' }, "node_modules": { defaultExtension: 'js' }, wijmo: { defaultExtension: 'js', } } }); })(this);