The <MatSnackBar>, an Angular Directive, is used to show a notification bar to show on mobile devices as an alternative of dialogs/popups.

In this chapter, we will showcase the configuration required to show a snack bar using Angular Material.

Following is the content of the modified module descriptor app.module.ts.

import { BrowserModule } from ''@angular/platform-browser'';
import { NgModule } from ''@angular/core'';
import { AppComponent } from ''./app.component'';
import {BrowserAnimationsModule} from ''@angular/platform-browser/animations'';
import {MatButtonModule,MatSnackBarModule} from ''@angular/material''
import {FormsModule, ReactiveFormsModule} from ''@angular/forms'';
@NgModule({
   declarations: [
      AppComponent
   ],
   imports: [
      BrowserModule,
      BrowserAnimationsModule,
      MatButtonModule,MatSnackBarModule,
      FormsModule,
      ReactiveFormsModule
   ],
   providers: [],
   bootstrap: [AppComponent]
})
export class AppModule { }

Following is the content of the modified HTML host file app.component.html.

<button mat-button (click)="openSnackBar(''Party'', ''act'')">Show snack-bar</button>

Following is the content of the modified ts file app.component.ts.

import {Component, Injectable} from ''@angular/core'';
import { MatSnackBar } from "@angular/material";
@Component({
   selector: ''app-root'',
   templateUrl: ''app.component.html'',
   styleUrls: [''app.component.css'']
})
export class AppComponent {
   constructor(public snackBar: MatSnackBar) {}
   openSnackBar(message: string, action: string) {
      this.snackBar.open(message, action, {
         duration: 2000,
      });
   } 
}   

Result

Verify the result.

Details

• Here, we”ve created a button using mat-button on whose click we shows the snack bar.