Angular PrimeNG Form SelectButton Custom Content Component

Angular PrimeNG is an open-source framework with a rich set of native Angular UI components that are used for great styling and this framework is used to make responsive websites with very much ease. In this article, we will know how to use the Angular PrimeNG Form SelectButton Custom Content Component.

Form SelectButton Custom Content: Create an ng-template for supporting custom content when the local ng-template variable points to a choice from the options collection.

Creating Angular application & module installation:

Step 1: Create an Angular application using the following command.

ng new appname

Step 2: After creating your project folder i.e. appname, move to it using the following command.

cd appname

Step 3: Install PrimeNG in your given directory.

npm install primeng --save
npm install primeicons --save

Project Structure: The project structure will look like the following:

Steps to run the application: Run the below command to see the output

ng serve --save

Example 1: Below is the example code that illustrates the use of the Angular PrimeNG Form SelectButton Custom Content Component.

• app.component.html:

HTML

<h1 style="color: green">GeeksforGeeks</h1>
<h4>
    Angular PrimeNG Form SelectButton
    Custom Content Component.
</h4>

<p-selectButton [options]="gfg">
    <ng-template let-item>
        <i [class]="item.icon" ></i>
    </ng-template>
</p-selectButton>

• app.component.ts:

Javascript

import { Component } from '@angular/core';

@Component({
    selector: 'app-root',
    templateUrl: './app.component.html',
})

export class AppComponent {
    gfg: any[];

    constructor() {
        this.gfg = [
          { icon: 'pi pi-whatsapp'},
          { icon: 'pi pi-instagram'},
          { icon: 'pi pi-twitter'},
          { icon: 'pi pi-telegram'},
        ];
    }
}

• app.module.ts:

Javascript

import { NgModule } from '@angular/core';
import { BrowserAnimationsModule }
    from '@angular/platform-browser/animations';
import { AppComponent }   from './app.component';
import {SelectButtonModule} from 'primeng/selectbutton';
import {ButtonModule} from 'primeng/button';

@NgModule({
    imports: [
        BrowserAnimationsModule,
        SelectButtonModule,
        ButtonModule,
    ],
    declarations: [ AppComponent ],
    bootstrap:    [ AppComponent ]
})

export class AppModule { }

Output:

Example 2: Below is another example code that illustrates the use of the Angular PrimeNG Form SelectButton Custom Content Component.

• app.component.html:

HTML

<h1 style="color: green">GeeksforGeeks</h1>
<h4>
    Angular PrimeNG Form SelectButton
    Custom Content Component.
</h4>

<p-selectButton [options]="gfg">
    <ng-template let-item>
        <button pButton pRipple
            type="button" label={{item.icon}}
            class="p-button-{{item.color}}">
          </button>
    </ng-template>
</p-selectButton>

• app.component.ts:

Javascript

import { Component } from '@angular/core';

@Component({
    selector: 'app-root',
    templateUrl: './app.component.html',
})

export class AppComponent {
    gfg: any[];

    constructor() {
        this.gfg = [
          { icon: "I'm Success", color: "success"},
          { icon: "I'm Danger", color: "danger"},
          { icon: "I'm Warning", color: "warning"},
          { icon: "I'm Info", color: "info"},
        ];
    }
}

• app.module.ts:

Javascript

import { NgModule } from '@angular/core';
import { BrowserAnimationsModule }
    from '@angular/platform-browser/animations';
import { AppComponent }   from './app.component';
import {SelectButtonModule} from 'primeng/selectbutton';
import {ButtonModule} from 'primeng/button';

@NgModule({
    imports: [
        BrowserAnimationsModule,
        SelectButtonModule,
        ButtonModule,
    ],
    declarations: [ AppComponent ],
    bootstrap:    [ AppComponent ]
})

export class AppModule { }

Output:

Reference: https://primefaces.org/primeng/selectbutton