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Initialize Sidebar Using SystemJS in Angular Sidebar component

20 Apr 2021 / 3 minutes to read

Sidebar can also be initialized using SystemJS as follows

Installation and configuration

  • To setup basic Angular sample use the following commands.
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git clone https://github.com/angular/quickstart.git quickstart
cd quickstart
npm install

For more information, refer to Angular sample setup.

  • Install Syncfusion Sidebar packages using the below command.
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npm install @syncfusion/ej2-angular-navigations --save

The above package installs Sidebar dependencies which are required to render the component in an Angular environment.

  • Syncfusion ej2-angular-navigations packages need to be mapped in systemjs.config.js configuration file.
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/**
 * System configuration for Angular samples
 * Adjust as necessary for your application needs.
 */
(function (global) {
  System.config({
paths: {
  // paths serve as alias
  'npm:': 'node_modules/',
  "syncfusion:": "node_modules/@syncfusion/", // syncfusion alias

},
// map tells the System loader where to look for things
map: {
  // our app is within the app folder
  'app': 'app',

  // angular bundles
  '@angular/core': 'npm:@angular/core/bundles/core.umd.js',
  '@angular/common': 'npm:@angular/common/bundles/common.umd.js',
  '@angular/compiler': 'npm:@angular/compiler/bundles/compiler.umd.js',
  '@angular/platform-browser': 'npm:@angular/platform-browser/bundles/platform-browser.umd.js',
  '@angular/platform-browser-dynamic': 'npm:@angular/platform-browser-dynamic/bundles/platform-browser-dynamic.umd.js',
  '@angular/http': 'npm:@angular/http/bundles/http.umd.js',
  '@angular/router': 'npm:@angular/router/bundles/router.umd.js',
  '@angular/forms': 'npm:@angular/forms/bundles/forms.umd.js',

  // syncfusion bundles
  "@syncfusion/ej2-base": "syncfusion:ej2-base/dist/ej2-base.umd.min.js",
  "@syncfusion/ej2-data": "syncfusion:ej2-data/dist/ej2-data.umd.min.js",
  "@syncfusion/ej2-navigations": "syncfusion:ej2-navigations/dist/ej2-navigations.umd.min.js",
  "@syncfusion/ej2-inputs": "syncfusion:ej2-inputs/dist/ej2-inputs.umd.min.js",
  "@syncfusion/ej2-lists": "syncfusion:ej2-lists/dist/ej2-lists.umd.min.js",
  "@syncfusion/ej2-popups": "syncfusion:ej2-popups/dist/ej2-popups.umd.min.js",
  "@syncfusion/ej2-buttons": "syncfusion:ej2-buttons/dist/ej2-buttons.umd.min.js",
  "@syncfusion/ej2-splitbuttons": "syncfusion:ej2-splitbuttons/dist/ej2-splitbuttons.umd.min.js",
  "@syncfusion/ej2-angular-base": "syncfusion:ej2-angular-base/dist/ej2-angular-base.umd.min.js",
  "@syncfusion/ej2-angular-navigations": "syncfusion:ej2-angular-navigations/dist/ej2-angular-navigations.umd.min.js",

  // other libraries
  'rxjs':                      'npm:rxjs',
  'angular-in-memory-web-api': 'npm:angular-in-memory-web-api/bundles/in-memory-web-api.umd.js'
},
// packages tells the System loader how to load when no filename and/or no extension
packages: {
  app: {
    defaultExtension: 'js',
    meta: {
      './*.js': {
        loader: 'systemjs-angular-loader.js'
      }
    }
  },
  rxjs: {
    defaultExtension: 'js'
  }
}
  });
})(this);

To render the Sidebar component, need to import Sidebar and its dependent component’s styles as given below in style.css.

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@import '../../node_modules/@syncfusion/ej2-base/styles/material.css';
@import '../../node_modules/@syncfusion/ej2-angular-navigations/styles/material.css';

Note: If you want to refer the combined component styles, please make use of our CRG (Custom Resource Generator) in your application.

Create a simple Sidebar

Refer the following code to include the Sidebar in application .

  • Create an Angular component with Sidebar. Add the following sidebar template in component template of app.component.ts
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<ejs-sidebar id="default-sidebar" >
<div class="title"> Sidebar content</div>
</ejs-sidebar>
<div>
<div class="title">Main content</div>
<div class="sub-title">
    Content goes here.
</div>
</div>
  • Create an Angular module and include the above Sidebar component.
  • In the module, declare the Component and Directives required to render the Sidebar.
  • Bootstrap the application with the above module.

Refer to the following snippet to import the sidebar module in app.module.ts from the @syncfusion/ej2-angular-navigations.

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import { AppComponent } from './app.component';
import { BrowserModule } from '@angular/platform-browser';
import { NgModule } from '@angular/core';

import { SidebarModule } from '@syncfusion/ej2-angular-navigations';

@NgModule({
imports: [SidebarModule, BrowserModule],
declarations: [AppComponent],
bootstrap: [AppComponent]
})
export class AppModule { }

systemjs.config.js file should be configured as described in the Installation and configuration section.

Run the application

Use the npm run start command to run the application in the browser.

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npm start

The following samples shows the sidebar component in browser.

Source
Preview
app.component.ts
app.module.ts
main.ts
app.component.html
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import { Component, ViewChild } from '@angular/core';

@Component({
  selector: 'app-root',
  styleUrls: ['app/app.component.css'],
  templateUrl: 'app/app.component.html'
})
export class AppComponent {
@ViewChild('sidebar') sidebar: SidebarComponent;
public onCreated(args: any) {
     this.sidebar.element.style.visibility = '';
}
}
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import { AppComponent } from './app.component';
import { BrowserModule } from '@angular/platform-browser';
import { NgModule } from '@angular/core';

import { SidebarModule } from '@syncfusion/ej2-angular-navigations';

@NgModule({
    imports: [SidebarModule, BrowserModule],
    declarations: [AppComponent],
    bootstrap: [AppComponent]
})
export class AppModule { }
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import { platformBrowserDynamic } from '@angular/platform-browser-dynamic';
import { enableProdMode } from '@angular/core';
import { AppModule } from './app.module';

enableProdMode();
platformBrowserDynamic().bootstrapModule(AppModule);
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<ejs-sidebar id="default-sidebar" #sidebar (created)="onCreated($event)" style="visibility: hidden">
    <div class="title"> Sidebar content</div>
</ejs-sidebar>
<div>
    <div class="title">Main content</div>
    <div class="sub-title">
        Content goes here.
    </div>
</div>
<!--end of main content declaration -->