D-Net

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

@Component({

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

    template: `

      <div>

        <mat-form-field class="matSelectionFormField">

          <mat-label>Results per page:</mat-label>

          <mat-select  [(ngModel)]="size" (ngModelChange)="sizeChanged()"

                       [disableOptionCentering]="true"

                       panelClass="matSelectionPanel"

                       class="uk-text-bold matSelection">

            <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>

        </mat-form-field>

      </div>

    `

})

export class SearchResultsPerPageComponent {

    @Input() size: number;

    @Output() sizeChange  = new EventEmitter();

    constructor () {}

    ngOnInit() {}

    sizeChanged() {

      this.sizeChange.emit({

          value: this.size

      });

    }

}