ngx-bootstrap tabs component provides a easy to use and highly configurable Tab component.

TabsetComponent

selector

• tabset

Inputs

• justified − boolean, if true tabs fill the container and have a consistent width.

• type − string, navigation context class: ”tabs” or ”pills”.

• vertical − if true tabs will be placed vertically.

TabDirective

selector

• tab, [tab]

Inputs

• active − boolean, tab active state toggle.

• customClass − string, if set, will be added to the tab”s class attribute. Multiple classes are supported.

• disabled − boolean, if true tab can not be activated.

• heading − string, tab header text.

• id − string, tab id. The same id with suffix ”-link” will be added to the corresponding

• element.

• removable − boolean, if true tab can be removable, additional button will appear.

Outputs

• deselect − fired when tab became inactive, $event:Tab equals to deselected instance of Tab component.

• removed − fired before tab will be removed, $event:Tab equals to instance of removed tab.

• selectTab − fired when tab became active, $event:Tab equals to selected instance of Tab component.

Example

As we”re going to use a Tab, We”ve to update app.module.ts used in ngx-bootstrap Sortable chapter to use TabsModule and TabsetConfig.

Update app.module.ts to use the TabsModule and TabsetConfig.

app.module.ts

import { BrowserModule } from ''@angular/platform-browser'';
import { NgModule } from ''@angular/core'';
import { BrowserAnimationsModule } from ''@angular/platform-browser/animations'';
import { AppComponent } from ''./app.component'';
import { TestComponent } from ''./test/test.component'';
import { AccordionModule } from ''ngx-bootstrap/accordion'';
import { AlertModule,AlertConfig } from ''ngx-bootstrap/alert'';
import { ButtonsModule } from ''ngx-bootstrap/buttons'';
import { FormsModule } from ''@angular/forms'';
import { CarouselModule } from ''ngx-bootstrap/carousel'';
import { CollapseModule } from ''ngx-bootstrap/collapse'';
import { BsDatepickerModule, BsDatepickerConfig } from ''ngx-bootstrap/datepicker'';
import { BsDropdownModule,BsDropdownConfig } from ''ngx-bootstrap/dropdown'';
import { PaginationModule,PaginationConfig } from ''ngx-bootstrap/pagination'';
import { PopoverModule, PopoverConfig } from ''ngx-bootstrap/popover'';
import { ProgressbarModule,ProgressbarConfig } from ''ngx-bootstrap/progressbar'';
import { RatingModule, RatingConfig } from ''ngx-bootstrap/rating'';
import { SortableModule, DraggableItemService } from ''ngx-bootstrap/sortable'';
import { TabsModule, TabsetConfig } from ''ngx-bootstrap/tabs'';

@NgModule({
   declarations: [
      AppComponent,
      TestComponent
   ],
   imports: [
      BrowserAnimationsModule,
      BrowserModule,
      AccordionModule,
      AlertModule,
      ButtonsModule,
      FormsModule,
      CarouselModule,
      CollapseModule,
      BsDatepickerModule.forRoot(),
      BsDropdownModule,
      ModalModule,
      PaginationModule,
      PopoverModule,
      ProgressbarModule,
      RatingModule,
      SortableModule,
      TabsModule
   ],
   providers: [AlertConfig, 
      BsDatepickerConfig, 
      BsDropdownConfig,
      BsModalService,
      PaginationConfig,
      ProgressbarConfig,
      RatingConfig,
      DraggableItemService,
      TabsetConfig],
   bootstrap: [AppComponent]
})
export class AppModule { }

Update test.component.html to use the tabs component.

test.component.html

<tabset>
   <tab heading="Home">Home</tab>
   <tab *ngFor="let tabz of tabs"
      [heading]="tabz.title"
      [active]="tabz.active"
      (selectTab)="tabz.active = true"        
      [disabled]="tabz.disabled">
      {{tabz?.content}}
   </tab>
</tabset>

Update test.component.ts for corresponding variables and methods.

test.component.ts

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

@Component({
   selector: ''app-test'',
   templateUrl: ''./test.component.html'',
   styleUrls: [''./test.component.css'']
})
export class TestComponent implements OnInit {
   tabs = [
      { title: ''First'', content: ''First Tab Content'' },
      { title: ''Second'', content: ''Second Tab Content'', active: true },
      { title: ''Third'', content: ''Third Tab Content'', removable: true },
      { title: ''Four'', content: ''Fourth Tab Content'', disabled: true }
   ];
   constructor() {}
   ngOnInit(): void {
   } 
}

Build and Serve

Run the following command to start the angular server.

ng serve

Once server is up and running. Open http://localhost:4200. Click on Open modal button and verify the following output.