How to Bind events to footer buttons in Angular Dialog component

Angular

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22 Oct 2021 / 2 minutes to read

You can bind the actions to the buttons inside the footer using the buttons property. In the following example,dialog will be closed when you click on the buttons.

Source

Preview

app.component.ts

app.module.ts

main.ts

index.html

index.css

import { Component, ViewChild, OnInit, ElementRef } from '@angular/core';
import { DialogComponent } from '@syncfusion/ej2-angular-popups';
import { EmitType } from '@syncfusion/ej2-base';

@Component({
    selector: 'app-root',
    template: `<div class="control-section">
 <button class='e-btn' id='dlgbtn' #ButtonInstance (click)="BtnClick()">Open</button>
    <!-- Render Button to open the Dialog -->
    <ejs-dialog #Dialog [buttons]='dlgButtons' [header]='header' [animationSettings]='animationSettings' [content]='content' [showCloseIcon]='showCloseIcon' [target]='target' [width]='width' (open)="dialogOpen()"
        (close)="dialogClose()">
    </ejs-dialog>
</div>`
})

export class AppComponent implements OnInit {
    @ViewChild('Dialog')
    public Dialog: DialogComponent;
    BtnClick() {
        this.Dialog.show();
    }
    public header: string = 'Delete Multiple Items';
    public content: string = 'Are you sure you want to permanently delete these items ?'
    public showCloseIcon: Boolean = true;
    public width: string = '50%';
    public animationSettings: Object = { effect: 'None' };
    public hide: any;
    ngAfterViewInit():void{
      document.getElementById('dlgbtn').focus();
    }

    // On Dialog close, 'Open' Button will be shown
    dialogClose() {
        document.getElementById('dlgbtn').style.display = '';
    }
    // On Dialog open, 'Open' Button will be hidden
    dialogOpen() {
        document.getElementById('dlgbtn').style.display = 'none';
    }

    public dlgButtons: Object[] = [{ click: this.dlgBtnClick.bind(this), buttonModel: { content: 'Yes', isPrimary:'true' } }, { click: this.dlgBtnClick.bind(this), buttonModel: { content: 'No' } }];
    dlgBtnClick() {
       this.Dialog.hide();
    }
    public target: string = '.control-section';
}

import { NgModule } from '@angular/core';
import { BrowserModule } from '@angular/platform-browser';
import { AppComponent } from './app.component';
import { DialogModule } from '@syncfusion/ej2-angular-popups';
/**
 * Module
 */
@NgModule({
    imports: [
        BrowserModule,
        DialogModule
    ],
    declarations: [AppComponent],
    bootstrap: [AppComponent]
})
export class AppModule { }

import { platformBrowserDynamic } from '@angular/platform-browser-dynamic';
import { enableProdMode } from '@angular/core';
import { AppModule } from './app.module';

enableProdMode();
platformBrowserDynamic().bootstrapModule(AppModule);

<!DOCTYPE html>
<html lang="en">

<head>
    <title>EJ2 Dialog</title>
    <meta charset="utf-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <meta name="description" content="Typescript Toolbar Controls" />
    <meta name="author" content="Syncfusion" />
    <link href="index.css" rel="stylesheet" />
    <link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" rel="stylesheet" />
    <link href="//cdn.syncfusion.com/ej2/ej2-base/styles/material.css" rel="stylesheet" />
    <link href="//cdn.syncfusion.com/ej2/ej2-buttons/styles/material.css" rel="stylesheet" />
    <link href="//cdn.syncfusion.com/ej2/ej2-popups/styles/material.css" rel="stylesheet" />
    <script src="https://unpkg.com/core-js/client/shim.min.js"></script>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/core-js/2.4.1/core.min.js"></script>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/zone.js/0.9.0/zone.min.js"></script>
    <script src="https://unpkg.com/reflect-metadata@0.1.3"></script>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/systemjs/0.19.38/system.js"></script>
    <script src="systemjs.config.js"></script>
</head>

<body>
    <app-root id="dialog-container">
        <div id='loader'>LOADING....</div>
    </app-root>
</body>

</html>

html,
body,
#dialog-container {
    display: block;
    height: 100%;
    overflow: hidden;
    width: 100%;
}

#container {
    visibility: hidden;
}

#loader {
    color: #008cff;
    height: 40px;
    left: 45%;
    position: absolute;
    top: 45%;
    width: 30%;
}

.control-section {
    height: 100%;
    min-height: 350px;
}

To access the current component within the button actions, add bind(this) along with function name in action binding.