openaire-library/searchPages/searchUtils/searchResultsPerPage.component.ts

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

@Component({
    selector: 'search-results-per-page',
    template: `        
    <span> Results per page:</span>
    <select class="uk-select uk-width-auto uk-text-bold" id="form-horizontal-select" name="select_results_per_page"
            [(ngModel)]="size" (ngModelChange)="sizeChanged()">
      <option [ngValue]="5" > 5</option>
      <option [ngValue]="10">10</option>
      <option [ngValue]="20">20</option>
      <option [ngValue]="50">50</option>
    </select>
    `
})

export class SearchResultsPerPageComponent {
    @Input() size: number;
    @Output() sizeChange  = new EventEmitter();

    constructor () {}

    ngOnInit() {}

    sizeChanged() {
      this.sizeChange.emit({
          value: this.size
      });
    }
}