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* Copyright bei
* Entwicklungs- und Pflegeverbund für das gemeinsame Fachverfahren gefa
*
*******************************************************************************/
import {
Component,
EventEmitter,
HostListener,
Input,
OnDestroy,
Output,
TemplateRef,
ViewChild,
} from '@angular/core';
import { getKeyboardFocusableElements } from '../../utils/internal-utils';
import {
BadgeItem,
FocusableElementOwner,
WidgetKeySet,
} from '../../utils/util.types';
import { createWidgetKeySet } from '../../utils/utilities';
import { AutoFocusAreaDirective } from '../../internal/auto-focus-area.directive';
import { BadgeItemTemplateContext } from '../../badge-list/badge-list.component';
/**
* Infobox Container component that is a part of the gc-infobox component. Acts as a dropdown container.
*/
@Component({
selector: 'gc-infobox-container',
templateUrl: './infobox-container.component.html',
styleUrls: ['./infobox-container.component.css'],
standalone: false,
})
export class InfoboxContainerComponent
implements FocusableElementOwner, OnDestroy
{
/**
* Label of the infobox container.
*/
@Input({ required: true })
public label = '';
/**
* Items that will be rendered as badges in the header.
*/
@Input()
public badges: readonly BadgeItem[] = [];
/**
* A template that will be used to render icons within badges.
*/
@Input()
public badgeIconProvider?: TemplateRef<BadgeItemTemplateContext>;
/**
* Hint message that appears within the header.
*/
@Input()
public hintTitle = '';
/**
* Event emitted on close button press.
*/
@Output()
public readonly onClose: EventEmitter<void> = new EventEmitter<void>();
/** @ignore */
@ViewChild(AutoFocusAreaDirective)
private contentAutoFocusArea?: AutoFocusAreaDirective;
/** @ignore */
protected readonly _widgetKeys: WidgetKeySet = createWidgetKeySet(
'gc-infobox-container',
);
/** @ignore */
private _disabledElements: Map<Element, string | null> = new Map<
Element,
string | null
>();
constructor() {
getKeyboardFocusableElements(document.body).forEach(el => {
this._disabledElements.set(el, el.getAttribute('tabindex'));
el.setAttribute('tabindex', '-1');
});
}
/** @ignore */
@HostListener('keydown', ['$event'])
protected onKeyDown(e: KeyboardEvent): void {
if (e.key === 'Escape') {
this.onClose.emit();
}
}
ngOnDestroy(): void {
this.resetTabIndex();
}
/** @ignore */
public focusChild(): boolean {
if (!this.contentAutoFocusArea) {
return false;
}
return this.contentAutoFocusArea.focusInitialElement();
}
/** @ignore */
private resetTabIndex() {
this._disabledElements.forEach((v, k) => {
if (v === null) {
k.removeAttribute('tabindex');
} else {
k.setAttribute('tabindex', v);
}
});
}
}
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