openaire-library/utils/modal/loading.component.ts

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import {
Component,
ViewEncapsulation,
ComponentRef,
ElementRef,
Input,
EventEmitter,
Output,
ViewChild
} from '@angular/core';
declare var UIkit: any;
@Component({
selector: 'modal-loading',
template: `
<div #loading_element [class.uk-modal]="!isMobile" [class.uk-modal-full]="isMobile" [id]="id" uk-modal="container: #modal-container; bg-close:false; ">
<div class="uk-modal-dialog">
<div *ngIf="isMobile" #header class="uk-modal-header uk-flex uk-flex-middle" [ngClass]="classTitle">
<div [class.uk-invisible]="!title"
class="uk-width-expand uk-padding-small uk-padding-remove-vertical uk-flex uk-flex-center">
<h4 class="uk-margin-remove">{{title}}</h4>
</div>
</div>
<div #body class="uk-modal-body" [class.uk-overflow-auto]="isMobile">
<div [class.uk-container]="isMobile" [class.uk-height-1-1]="isMobile">
<h4 class="text-center" >{{message}}</h4>
<loading></loading>
<ng-content></ng-content>
</div>
</div>
</div>
</div>
`,
encapsulation: ViewEncapsulation.None,
})
/**
* API to an open alert window.
*/
export class ModalLoading{
private static MODAL_LOADING_COUNTER: number = 0;
id: string = "modal-loading";
title: string;
@Input() isMobile: boolean = false;
@Input() classTitle: string = "uk-background-primary uk-light";
@Input() public message:string ="Loading";
@ViewChild('loading_element') element: ElementRef;
/**
* if the value is true alert will be visible or else it will be hidden.
*/
// public isOpen:boolean=false;
/**
* Emitted when a ok button was clicked
* or when Ok method is called.
*/
@Output() public alertOutput:EventEmitter<any> = new EventEmitter();
constructor( public _elementRef: ElementRef){
}
ngOnInit() {
ModalLoading.MODAL_LOADING_COUNTER++;
this.id = 'modal-loading-' + ModalLoading.MODAL_LOADING_COUNTER;
}
ngOnDestroy() {
if(typeof document !== "undefined") {
const element = document.getElementById("modal-container");
for (let i = element.childNodes.length - 1; i >= 0; --i) {
let child: ChildNode = element.childNodes[i];
if (child['id'] == this.id) {
child.remove();
}
}
}
}
/**
* Opens a alert window creating backdrop.
*/
open(){
// this.isOpen= true;
UIkit.modal(this.element.nativeElement).show();
}
close(){
// this.isOpen = false;
UIkit.modal(this.element.nativeElement).hide();
}
}