<h1>Download</h1>
<p-tabView orientation="left" (onChange)="onChange($event)" [activeIndex]="index">
  <!-- 
    <p-tabPanel [header]="item.header" *ngFor="let item of items; let i = index" [selected]="i == 0">
        {{item.content}}
    </p-tabPanel>
   -->
  <p-tabPanel header="Ubuntu">
    <ng-template pTemplate="content">
      Complex Content to Lazy Load1
    </ng-template>
  </p-tabPanel>
  <p-tabPanel header="Windows" >
    <ng-template pTemplate="content">
      Complex Content to Lazy Load2
    </ng-template>
  </p-tabPanel>
  <p-tabPanel header="CentOS">
    <ng-template pTemplate="content">
      Complex Content to Lazy Load3
    </ng-template>
  </p-tabPanel>
</p-tabView>