import { FocusKeyManager, FocusMonitor } from '@angular/cdk/a11y';
import { Directionality } from '@angular/cdk/bidi';
import { UniqueSelectionDispatcher } from '@angular/cdk/collections';
import { AfterContentInit, AfterViewInit, ChangeDetectorRef, ElementRef, EventEmitter, OnDestroy, QueryList } from '@angular/core';
import { Subject } from 'rxjs';
import { KbqAccordionItem } from './accordion-item';
import * as i0 from "@angular/core";
export declare enum KbqAccordionVariant {
    fill = "fill",
    hug = "hug",
    hugSpaceBetween = "hugSpaceBetween"
}
export type KbqAccordionType = 'single' | 'multiple';
export type KbqAccordionOrientation = 'horizontal' | 'vertical';
export declare class KbqAccordion implements OnDestroy, AfterViewInit, AfterContentInit {
    private readonly isBrowser;
    private readonly localStorage;
    /** @docs-private */
    protected readonly focusMonitor: FocusMonitor;
    /** @docs-private */
    protected readonly elementRef: ElementRef<any>;
    /** @docs-private */
    protected readonly changeDetectorRef: ChangeDetectorRef;
    /** @docs-private */
    protected readonly selectionDispatcher: UniqueSelectionDispatcher;
    /** @docs-private */
    protected readonly dir: Directionality | null;
    /** @docs-private */
    protected keyManager: FocusKeyManager<KbqAccordionItem>;
    /** @docs-private */
    readonly openCloseAllActions: Subject<boolean>;
    /**  @docs-private */
    items: QueryList<KbqAccordionItem>;
    /** Specifies whether the accordion saves its states. Default is false */
    useStateSaving: boolean;
    variant: KbqAccordionVariant | string;
    /** Whether the Accordion is disabled. */
    disabled: boolean;
    /** The orientation of the accordion. */
    orientation: KbqAccordionOrientation;
    /**
     * The value of the item to expand when initially rendered and type is "single". Use when you do not need to control the state of the items.
     */
    get defaultValue(): string[] | string;
    set defaultValue(value: string[] | string);
    /** Determines whether one or multiple items can be opened at the same time. */
    type: KbqAccordionType;
    collapsible: boolean;
    /** The controlled value of the item to expand */
    get value(): string[] | string;
    set value(value: string[] | string);
    readonly onValueChange: EventEmitter<void>;
    get id(): string;
    get isMultiple(): boolean;
    get hasSavedState(): boolean;
    private _value?;
    private _defaultValue;
    private onValueChangeSubscription;
    private _id;
    private state;
    constructor();
    ngAfterContentInit(): void;
    ngAfterViewInit(): void;
    ngOnDestroy(): void;
    /** @docs-private */
    keydownHandler(event: KeyboardEvent): void;
    /** Opens all enabled accordion items in an accordion where multi is enabled. */
    openAll(): void;
    /** Closes all enabled accordion items. */
    closeAll(): void;
    /** @docs-private */
    setActiveItem(item: KbqAccordionItem): void;
    /** @docs-private */
    saveItemState(item: KbqAccordionItem, force?: boolean): void;
    private getSavedState;
    static ɵfac: i0.ɵɵFactoryDeclaration<KbqAccordion, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<KbqAccordion, "kbq-accordion, [kbq-accordion]", never, { "variant": { "alias": "variant"; "required": false; }; "disabled": { "alias": "disabled"; "required": false; }; "orientation": { "alias": "orientation"; "required": false; }; "defaultValue": { "alias": "defaultValue"; "required": false; }; "type": { "alias": "type"; "required": false; }; "collapsible": { "alias": "collapsible"; "required": false; }; "value": { "alias": "value"; "required": false; }; }, { "onValueChange": "onValueChange"; }, ["items"], ["*"], true, never>;
    static ngAcceptInputType_disabled: unknown;
}