How to Turn off Angular's Right Click Directive?

This post will explain how to make a custom directive in Angular that will prevent right-clicking.

Required conditions
Basic familiarity with Angular 2 or later; installation of Node and NPM; Visual Studio Code; Bootstrap (Optional)

Make an Angular Project
The command to create an Angular project is as follows:
ng new angapp

Now install Bootstrap by using the following command,
npm install bootstrap --save

Now open the styles.css file and add Bootstrap file reference. To add a reference in the styles.css file add this line.
@import '~bootstrap/dist/css/bootstrap.min.css';

Create Directive
Create  a new directive using the Angular CLI command
ng generate directive rightclick

Now open rightclick.directive.ts file and add following code
import { Directive, HostListener, Input, OnInit, TemplateRef, ViewContainerRef } from '@angular/core';
  @Directive({
    selector: '[DisableRightClick]'
  })
  export class DisableRightClickDirective {
    constructor() {}

    @HostListener('contextmenu', ['$event'])
    onRightClick(event: Event): void {
      event.preventDefault();
    }
  }

Now open app.component.html file and add the following code.

<div class="container" style="margin-top:10px;margin-bottom: 24px;">
  <div class="col-sm-12 btn btn-info">
    Disable Right Click Directive in Angular Application
  </div>
</div>
<div class="container" DisableRightClick>
  Right click is disabled on this element
</div>

Now open app.module.ts and following code
import { NgModule } from '@angular/core';
import { BrowserModule } from '@angular/platform-browser';
import { FormsModule } from '@angular/forms';
import { HttpClientModule } from '@angular/common/http';
import { AppRoutingModule } from './app-routing.module';
import { AppComponent } from './app.component';
import { DisableRightClickDirective } from './rightclick.directive';


@NgModule({
  declarations: [
    AppComponent, DisableRightClickDirective
  ],
  imports: [
    BrowserModule,
    AppRoutingModule,
    FormsModule,
    HttpClientModule
  ],
  providers: [],
  bootstrap: [AppComponent],

})
export class AppModule { }

Now run the application using npm start and check the result. 

In this article, we learned how to create a custom directive in Angular to disable right-click.

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