import { BooleanInput } from '@angular/cdk/coercion';
import { AfterContentInit, OnDestroy, OnInit, QueryList } from '@angular/core';
import { KcGroupDirective, KcOptionsDirective } from '../../directives';
import { MapEmitSelect } from '../../helpers';
import { KcGroup, KcOption, KcOptionGroupValue, KcOptionSelection, KcOptionValue, KcSelect } from '../../types';
import * as i0 from "@angular/core";
export declare class KcGroupComponent<V, K, L> implements OnInit, AfterContentInit, OnDestroy {
    private _selection;
    private _select;
    get options(): KcGroup<V, K, L>;
    set options(options: KcGroup<V, K, L>);
    private _options;
    key: string;
    get multiple(): boolean;
    set multiple(value: BooleanInput);
    private _multiple;
    groups: QueryList<KcGroupDirective<V, K, L>>;
    option: QueryList<KcOptionsDirective<V, K, L>>;
    selection: MapEmitSelect<KcOption<V, K, L> | KcOptionSelection<V, K, L>, string | K | V, boolean>;
    private _destroy;
    constructor(_selection: MapEmitSelect<KcOptionSelection<V, K, L>, string, boolean>, _select: KcSelect<V>);
    get value(): KcOptionValue<V> | KcOptionGroupValue<V>;
    ngAfterContentInit(): void;
    ngOnInit(): void;
    ngOnDestroy(): void;
    private _initSelection;
    private _render;
    private _getSelection;
    private _getOption;
    private _getGroup;
    private _getOptionGroup;
    private _getOptions;
    private _isOptionGroup;
    private _isOptionGroupValue;
    private _isOptionChunks;
    static ɵfac: i0.ɵɵFactoryDeclaration<KcGroupComponent<any, any, any>, [{ skipSelf: true; }, { skipSelf: true; }]>;
    static ɵcmp: i0.ɵɵComponentDeclaration<KcGroupComponent<any, any, any>, "kc-group", never, { "options": { "alias": "options"; "required": false; }; "key": { "alias": "key"; "required": false; }; "multiple": { "alias": "multiple"; "required": false; }; }, {}, ["groups", "option"], ["*", "[footer]"], false, never>;
}