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* Copyright bei
* Entwicklungs- und Pflegeverbund für das gemeinsame Fachverfahren gefa
*
*******************************************************************************/
import {
Component,
ElementRef,
EventEmitter,
Input,
Output,
ViewChild,
} from '@angular/core';
import {
FocusableElementOwner,
Item,
Key,
WidgetKeySet,
} from '../../utils/util.types';
import { createWidgetKeySet } from '../../utils/utilities';
import { MenuComponent } from '../../internal/menu/menu.component';
import { BaseExtSearchComponent } from '../base-ext-search/base-ext-search-field.component';
import { BaseExtSearchSingleFieldComponent } from '../base-ext-search/base-ext-search-single-field.component';
@Component({
selector: 'gc-ext-search-menu-button',
templateUrl: './ext-search-menu-button.component.html',
styleUrls: ['./ext-search-menu-button.component.css'],
providers: [
{
provide: BaseExtSearchComponent,
useExisting: ExtSearchMenuButtonComponent,
},
],
standalone: false,
})
export class ExtSearchMenuButtonComponent<MenuItem extends Item = Item>
extends BaseExtSearchSingleFieldComponent
implements FocusableElementOwner
{
/**
* Items to display in the menu button.
*/
@Input({ required: true })
public items: readonly MenuItem[] = [];
/** Currently selected item. */
@Input({ required: true })
public selectedItem?: Key;
/** Label of the menu button. */
@Input()
buttonLabel = '';
/**
* Fires upon selecting an item from the menu (even the already selected one).
*/
@Output()
public readonly onMenuAction: EventEmitter<MenuItem> =
new EventEmitter<MenuItem>();
/** @ignore */
@ViewChild('menuButton')
private menuButton?: ElementRef<HTMLButtonElement>;
/** @ignore */
@ViewChild(MenuComponent)
private menu?: MenuComponent<MenuItem>;
/** @ignore */
protected override readonly _widgetKeys: WidgetKeySet = createWidgetKeySet(
'gc-ext-search-menu-button',
);
/** @ignore */
public override focusChild(): boolean {
if (this.menuButton) {
this.menuButton.nativeElement.focus();
return true;
}
return false;
}
/** @ignore */
protected onItemSelection(item: MenuItem): void {
this.onMenuAction.emit(item);
}
/** @ignore */
protected handleBlurEvent(): void {
if (!this.menu?.menuOpen) {
this.onFocusLeft.emit();
}
}
}
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