D-Net

import {Component, Input, Output, EventEmitter} from '@angular/core';

@Component({

    selector: 'search-results-per-page',

    template: `        

    <span> Results per page:</span>

    <mat-select class="uk-select uk-width-auto uk-text-bold matSelection" id="form-horizontal-select" name="select_results_per_page"

                [(ngModel)]="size" (ngModelChange)="sizeChanged()"

                [disableOptionCentering]="true"

                panelClass="matSelectionPanel">

      <mat-option [value]="5" > 5</mat-option>

      <mat-option [value]="10">10</mat-option>

      <mat-option [value]="20">20</mat-option>

      <mat-option [value]="50">50</mat-option>

    </mat-select>

    `

})

export class SearchResultsPerPageComponent {

    @Input() size: number;

    @Output() sizeChange  = new EventEmitter();

    constructor () {}

    ngOnInit() {}

    sizeChanged() {

      this.sizeChange.emit({

          value: this.size

      });

    }

}