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* Copyright bei
* Entwicklungs- und Pflegeverbund für das gemeinsame Fachverfahren gefa
*
*******************************************************************************/
import {
Component,
EventEmitter,
Input,
Output,
ViewChild,
} from '@angular/core';
import {
Converter,
FocusableElementOwner,
InvalidControlValue,
Item,
Nullable,
WidgetKeySet,
} from '../../utils/util.types';
import { createWidgetKeySet } from '../../utils/utilities';
import { ComboBoxComponent } from '../../combobox/combobox.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-combobox',
templateUrl: './ext-search-combobox.component.html',
styleUrls: ['ext-search-combobox.component.css'],
providers: [
{
provide: BaseExtSearchComponent,
useExisting: ExtSearchComboboxComponent,
},
],
})
export class ExtSearchComboboxComponent<T>
extends BaseExtSearchSingleFieldComponent
implements FocusableElementOwner
{
/**
* Items to display in the picker.
*/
@Input()
public items?: (searchVal: string) => Promise<readonly T[]>;
/**
* Selected item.
*/
@Input()
public value: Nullable<T | InvalidControlValue> = null;
/**
* Adapts the domain type T to the internal Item structure.
*/
@Input()
public itemAdapter: Converter<T, Item> | undefined = undefined;
/**
* Marks the input field as required.
*/
@Input()
public required = false;
/**
* Fires on a input slot value change.
*/
@Output()
public readonly valueChange: EventEmitter<Nullable<T | InvalidControlValue>> =
new EventEmitter<Nullable<T | InvalidControlValue>>();
/** @ignore */
@ViewChild('comboBoxField')
protected comboBoxField?: ComboBoxComponent<T>;
/**
* Overrides focus border visibility.
*/
protected hideFocusBorder = false;
/**
* Helps with resizing the input field.
* @ignore
*/
protected _sizeHelperText = '';
/** @ignore */
protected override readonly _widgetKeys: WidgetKeySet = createWidgetKeySet(
'gc-ext-search-combobox',
);
public override focusChild(): boolean {
if (this.comboBoxField) {
return this.comboBoxField.focusChild();
}
return false;
}
/** @ignore */
protected handleValueChange(): void {
this.valueChange.emit(this.value);
}
/** @ignore */
protected handleFocusBorderVisibility(hideFocusBorder: boolean) {
this.hideFocusBorder = hideFocusBorder;
}
/** @ignore */
protected handleInput(value: string): void {
this._sizeHelperText = value;
}
}
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