import * as i0 from '@angular/core';
import { OnInit, OnChanges, OnDestroy, EventEmitter, ElementRef, QueryList } from '@angular/core';
import { FormControl } from '@angular/forms';

interface IPickerItem {
    id: any;
    typeId?: any;
    parentId: any;
    displayName: string;
    value: any;
    added: boolean;
    key?: string;
    excluded?: boolean;
    searchValues?: string[];
}

declare class NwPickerComponent implements OnInit, OnChanges, OnDestroy {
    private _cdRef;
    private _elementRef;
    private _liveAnnouncer;
    private static _idCounter;
    readonly pickerId: string;
    items: IPickerItem[];
    inputClasses: string;
    placeholderText: string;
    inputPlaceholderText: string;
    noSelectionsPlaceholderText: string;
    initialParentId: any;
    shouldShowSelections: boolean;
    canExclude: boolean;
    isHeightDynamic: boolean;
    isMultiSelect: boolean;
    isMobileDisplay: boolean;
    isDisabled: boolean;
    isChevronHidden: boolean;
    selections: EventEmitter<IPickerItem[]>;
    toggleInclude: EventEmitter<{
        item: IPickerItem;
        searchTerm: string;
    }>;
    toggleExclude: EventEmitter<{
        item: IPickerItem;
        searchTerm: string;
    }>;
    edit: EventEmitter<any>;
    closed: EventEmitter<any>;
    focus: EventEmitter<ElementRef>;
    blur: EventEmitter<ElementRef>;
    clearAll: EventEmitter<any>;
    clearSingle: EventEmitter<IPickerItem>;
    clearSearch: EventEmitter<any>;
    desc: EventEmitter<IPickerItem>;
    asc: EventEmitter<IPickerItem>;
    inputEl: ElementRef;
    selectionsListItems: QueryList<ElementRef>;
    optionsListItems: QueryList<ElementRef>;
    displayItems: IPickerItem[];
    searchTerm: FormControl<string>;
    canViewResults: boolean;
    parentId: any;
    selectionsAreShowing: boolean;
    maxHeight: number;
    focusedIndex: number;
    private _subs;
    get focusedItemId(): string | null;
    ngOnInit(): void;
    ngOnChanges(): void;
    ascend(event: Event, item: IPickerItem): void;
    displaySelectedItems(): void;
    getSelections(): IPickerItem[];
    getParentItem(parentId: number | string): IPickerItem;
    hasChildren(id: number | string): number;
    editSelections(event: Event): void;
    onBackClick(event: Event): void;
    onOptionItemKeydown(e: KeyboardEvent, item: IPickerItem, index: number): void;
    onSelectionItemKeydown(e: KeyboardEvent, item: IPickerItem): void;
    clearSelection(event: Event, item: IPickerItem): void;
    clearSelections(e?: Event): void;
    toggleItemInclusion(item: IPickerItem, event: Event): void;
    toggleItemExclusion(item: IPickerItem, event: Event): void;
    getTabIndex(i: number): number;
    getChildTabIndex(i: number): number;
    getAriaLabel(item: IPickerItem): string;
    focusNextItem(event: Event): void;
    onInputEnter(): void;
    onListFocusOut(event: FocusEvent): void;
    onContainerFocusOut(): void;
    onFocus(): void;
    showResults(): void;
    close(): void;
    closeResults({ refocusInput }?: {
        refocusInput?: boolean;
    }): void;
    onReset(): void;
    onChevronClick(): void;
    onListItemTab(event: KeyboardEvent, index: number): void;
    onListItemShiftTab(event: KeyboardEvent, index: number): void;
    onDrilldown(item: IPickerItem): void;
    getPlaceholderText(): string;
    getMaxHeight(el: HTMLElement): string;
    private _setDisplayItemsFromParentId;
    private _focusInput;
    private _openResultsAndFocusFirstItem;
    private _focusPrevItem;
    private _toggleDescendants;
    private _toggleAncestors;
    private _onListItemEscape;
    private _getActiveListItems;
    private _focusListItem;
    private _onArrowLeft;
    private _focusableChildren;
    private _resetSearchTerm;
    private _subscribeToSearchTermChanges;
    private _announce;
    ngOnDestroy(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<NwPickerComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<NwPickerComponent, "nw-angular-picker", never, { "items": { "alias": "items"; "required": false; }; "inputClasses": { "alias": "inputClasses"; "required": false; }; "placeholderText": { "alias": "placeholderText"; "required": false; }; "inputPlaceholderText": { "alias": "inputPlaceholderText"; "required": false; }; "noSelectionsPlaceholderText": { "alias": "noSelectionsPlaceholderText"; "required": false; }; "initialParentId": { "alias": "initialParentId"; "required": false; }; "shouldShowSelections": { "alias": "shouldShowSelections"; "required": false; }; "canExclude": { "alias": "canExclude"; "required": false; }; "isHeightDynamic": { "alias": "isHeightDynamic"; "required": false; }; "isMultiSelect": { "alias": "isMultiSelect"; "required": false; }; "isMobileDisplay": { "alias": "isMobileDisplay"; "required": false; }; "isDisabled": { "alias": "isDisabled"; "required": false; }; "isChevronHidden": { "alias": "isChevronHidden"; "required": false; }; }, { "selections": "selections"; "toggleInclude": "toggleInclude"; "toggleExclude": "toggleExclude"; "edit": "edit"; "closed": "closed"; "focus": "focus"; "blur": "blur"; "clearAll": "clearAll"; "clearSingle": "clearSingle"; "clearSearch": "clearSearch"; "desc": "desc"; "asc": "asc"; }, never, [".results-footer"], true, never>;
}

export { NwPickerComponent };
export type { IPickerItem };