Events

SpreadJS provides events for floating objects on the worksheet. Try interacting with floating objects in the spreadsheet below and see the JavaScript events appearing in the right panel.

Description
app.component.ts
index.html
app.component.html
styles.css
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SpreadJS holds two kinds of events for FloatingObject property:

    sheet.bind(GC.Spread.Sheets.Events.FloatingObjectSelectionChanged, function(e, args) {
       // do something
    });
    sheet.bind(GC.Spread.Sheets.Events.FloatingObjectChanged, function(e, args) {
       // do something
    });
SpreadJS holds two kinds of events for FloatingObject property:FloatingObjectSelectionChanged when the selection of the floating object has changed.FloatingObjectChanged when any floating object has changed.
import { Component, NgModule, enableProdMode } from '@angular/core'; import { BrowserModule } from '@angular/platform-browser'; import { platformBrowserDynamic } from '@angular/platform-browser-dynamic'; import { SpreadSheetsModule } from '@mescius/spread-sheets-angular'; import GC from '@mescius/spread-sheets'; import './styles.css'; @Component({ selector: 'app-component', templateUrl: 'src/app.component.html' }) export class AppComponent { hostStyle = { width: 'calc(100% - 280px)', height: '100%', overflow: 'hidden', float: 'left' }; constructor() { } initSpread($event: any) { let spread = $event.spread; let spreadNS = GC.Spread.Sheets; let sheet = spread.getSheet(0); sheet.suspendPaint(); let customFloatingObject = new spreadNS.FloatingObjects.FloatingObject("f1", 10, 10, 60, 64); customFloatingObject.startRow(1); customFloatingObject.startColumn(1); customFloatingObject.endColumn(3); customFloatingObject.endRow(4); let btn = document.createElement('button'); btn.style.width = "125px"; btn.style.height = "60px"; btn.style.background = "#82bc00"; btn.style.color = "white"; btn.style.textAlign = "center"; btn.style.border = "none"; btn.innerText = "Button"; customFloatingObject.content(btn); sheet.floatingObjects.add(customFloatingObject); sheet.resumePaint(); let floatingObjectEvent = document.getElementById('floatingObjectEvent') as HTMLTextAreaElement; sheet.bind(spreadNS.Events.FloatingObjectSelectionChanged, function (e, args) { let text = floatingObjectEvent.value; if (text !== "") { text += '\n'; } floatingObjectEvent.value = text + "\n" + "Event:FloatingObjectSelectionChanged" + "\n" + "FloatingObject " + args.floatingObject.name() + "\n"; }); sheet.bind(spreadNS.Events.FloatingObjectChanged, function (e, args) { let text = floatingObjectEvent.value; if (text !== "") { text += '\n'; } floatingObjectEvent.value = text + "Event:FloatingObjectChanged" + "\n" + "FloatingObject " + args.floatingObject.name() + " " + args.propertyName + "\n"; }); } } @NgModule({ imports: [BrowserModule, SpreadSheetsModule], declarations: [AppComponent], exports: [AppComponent], bootstrap: [AppComponent] }) export class AppModule {} enableProdMode(); // Bootstrap application with hash style navigation and global services. platformBrowserDynamic().bootstrapModule(AppModule);
<!doctype html> <html style="height:100%;font-size:14px;"> <head> <meta charset="utf-8" /> <meta name="viewport" content="width=device-width, initial-scale=1.0" /> <link rel="stylesheet" type="text/css" href="$DEMOROOT$/en/angular/node_modules/@mescius/spread-sheets/styles/gc.spread.sheets.excel2013white.css"> <!-- Polyfills --> <script src="$DEMOROOT$/en/angular/node_modules/core-js/client/shim.min.js"></script> <script src="$DEMOROOT$/en/angular/node_modules/zone.js/fesm2015/zone.min.js"></script> <!-- SystemJS --> <script src="$DEMOROOT$/en/angular/node_modules/systemjs/dist/system.js"></script> <script src="systemjs.config.js"></script> <script> // workaround to load 'rxjs/operators' from the rxjs bundle System.import('rxjs').then(function (m) { System.import('@angular/compiler'); System.set(SystemJS.resolveSync('rxjs/operators'), System.newModule(m.operators)); System.import('$DEMOROOT$/en/lib/angular/license.ts'); System.import('./src/app.component'); }); </script> </head> <body> <app-component></app-component> </body> </html>
<div class="sample-tutorial"> <gc-spread-sheets [hostStyle]="hostStyle" (workbookInitialized)="initSpread($event)"> </gc-spread-sheets> <div class="options-container"> <textarea id="floatingObjectEvent" style="width: 95%; height: 90px"></textarea> </div> </div>
.sample-tutorial { position: relative; height: 100%; overflow: hidden; } .options-container { float: right; width: 280px; padding: 12px; height: 100%; box-sizing: border-box; background: #fbfbfb; overflow: auto; } .option-row { font-size: 14px; padding: 5px; margin-top: 10px; } body { position: absolute; top: 0; bottom: 0; left: 0; right: 0; }
(function (global) { System.config({ transpiler: 'ts', typescriptOptions: { tsconfig: true }, meta: { 'typescript': { "exports": "ts" }, '*.css': { loader: 'css' } }, paths: { // paths serve as alias 'npm:': 'node_modules/' }, // map tells the System loader where to look for things map: { 'core-js': 'npm:core-js/client/shim.min.js', 'zone': 'npm:zone.js/fesm2015/zone.min.js', 'rxjs': 'npm:rxjs/dist/bundles/rxjs.umd.min.js', '@angular/core': 'npm:@angular/core/fesm2022', '@angular/common': 'npm:@angular/common/fesm2022/common.mjs', '@angular/compiler': 'npm:@angular/compiler/fesm2022/compiler.mjs', '@angular/platform-browser': 'npm:@angular/platform-browser/fesm2022/platform-browser.mjs', '@angular/platform-browser-dynamic': 'npm:@angular/platform-browser-dynamic/fesm2022/platform-browser-dynamic.mjs', '@angular/common/http': 'npm:@angular/common/fesm2022/http.mjs', '@angular/router': 'npm:@angular/router/fesm2022/router.mjs', '@angular/forms': 'npm:@angular/forms/fesm2022/forms.mjs', 'jszip': 'npm:jszip/dist/jszip.min.js', 'typescript': 'npm:typescript/lib/typescript.js', 'ts': './plugin.js', 'tslib':'npm:tslib/tslib.js', 'css': 'npm:systemjs-plugin-css/css.js', 'plugin-babel': 'npm:systemjs-plugin-babel/plugin-babel.js', 'systemjs-babel-build':'npm:systemjs-plugin-babel/systemjs-babel-browser.js', '@mescius/spread-sheets': 'npm:@mescius/spread-sheets/index.js', '@mescius/spread-sheets-angular': 'npm:@mescius/spread-sheets-angular/fesm2020/mescius-spread-sheets-angular.mjs', '@grapecity/jsob-test-dependency-package/react-components': 'npm:@grapecity/jsob-test-dependency-package/react-components/index.js' }, // packages tells the System loader how to load when no filename and/or no extension packages: { src: { defaultExtension: 'ts' }, rxjs: { defaultExtension: 'js' }, "node_modules": { defaultExtension: 'js' }, "node_modules/@angular": { defaultExtension: 'mjs' }, "@mescius/spread-sheets-angular": { defaultExtension: 'mjs' }, '@angular/core': { defaultExtension: 'mjs', main: 'core.mjs' } } }); })(this);