import { Component } from '@angular/core';
import { TreeNode } from 'primeng/api';
import { MessageService } from 'primeng/api';
@Component({
selector: 'app-root',
templateUrl: './app.component.html',
providers: [MessageService],
})
export class AppComponent {
files1: TreeNode[] = [];
files2: TreeNode[] = [];
constructor(private messageService: MessageService) { }
ngOnInit() {
this.files1 = [
{
label: 'A',
icon: 'pi pi-folder',
children: [
{
label: 'B',
icon: 'pi pi-folder',
children: [
{
label: 'C',
icon: 'pi pi-folder',
},
{
label: 'D',
icon: 'pi pi-folder',
},
],
},
{
label: 'E',
icon: 'pi pi-folder',
children: [
{
label: 'F',
icon: 'pi pi-folder',
},
],
},
],
},
{
label: 'G',
icon: 'pi pi-folder',
children: [
{
label: 'H',
icon: 'pi pi-folder',
},
{
label: 'I',
icon: 'pi pi-folder',
},
{
label: 'J',
icon: 'pi pi-folder',
},
],
},
];
this.files2 = this.files1;
}
handleClick(event:any) {
this.messageService.add({
severity: 'warn',
summary: 'Node Collapsed',
detail: 'Welcome to GeeksforGeeks',
});
}
}