import { AfterViewInit, ChangeDetectorRef, ElementRef, EventEmitter, Injector, OnDestroy, OnInit } from '@angular/core';
import { ControlValueAccessor, NgControl } from '@angular/forms';
import type { GdsOption } from '@sebgroup/green-core/components/dropdown/index.js';
import { NggDropdownButtonDirective } from './dropdown-button.directive';
import { NggDropdownOptionDirective } from './dropdown-option.directive';
import * as i0 from "@angular/core";
export type CompareWith<T = any> = (o1: T, o2: T) => boolean;
export type SearchFilter<T = any> = (search: string, value: T) => boolean;
export type DropdownPlacements = 'bottom-start' | 'top-start';
export interface DropdownTexts {
    select?: string;
    selected?: string;
    placeholder?: string;
}
export interface DropdownOption<T = any> {
    label?: string;
    value?: T;
    selected?: boolean;
    heading?: boolean;
    [key: string]: any;
}
/**
 * @deprecated
 * NggDropdown is deprecated in favor of GdsDropdown found in the Core package
 * https://storybook.seb.io/latest/core/?path=/docs/components-dropdown--docs
 */
export declare class NggDropdownComponent implements ControlValueAccessor, OnInit, OnDestroy, AfterViewInit {
    private injector;
    private _cdr;
    errorMessage?: string;
    errorMessageObserver?: MutationObserver;
    id?: string;
    loop?: boolean;
    display: string;
    useValue: string;
    label?: string;
    valid?: boolean;
    invalid?: boolean;
    compareWith?: CompareWith;
    searchFilter?: SearchFilter;
    syncPopoverWidth?: boolean;
    size?: 'small' | 'medium';
    hideLabel?: boolean;
    maxHeight?: number;
    disableMobileStyles?: boolean;
    set options(value: DropdownOption[] | undefined);
    get options(): DropdownOption[] | undefined;
    private _options;
    set texts(texts: DropdownTexts | undefined);
    get texts(): DropdownTexts | undefined;
    private _texts;
    set multiSelect(value: string | boolean);
    get multiSelect(): boolean;
    private _multiSelect;
    set searchable(value: string | boolean);
    get searchable(): boolean;
    private _searchable;
    set value(newValue: any);
    get value(): any;
    private _value;
    get selectedOption(): DropdownOption<any> | (DropdownOption<any> | undefined)[] | undefined;
    onChangeFn?: (value: unknown) => void;
    onTouchedFn?: () => void;
    readonly valueChange: EventEmitter<any>;
    readonly touched: EventEmitter<boolean>;
    customOption?: NggDropdownOptionDirective;
    customButton?: NggDropdownButtonDirective;
    formInfoContent?: ElementRef;
    gdsDropdown?: ElementRef;
    onValueChange: (event: Event) => void;
    get control(): NgControl | undefined;
    constructor(injector: Injector, _cdr: ChangeDetectorRef);
    ngOnInit(): void;
    ngAfterViewInit(): void;
    ngOnDestroy(): void;
    writeValue(value: any): void;
    registerOnChange(fn: () => unknown): void;
    registerOnTouched(fn: () => void): void;
    compareWithAdapter: (o1: any, o2: any) => boolean;
    searchFilterAdapter: (q: string, o: GdsOption) => boolean;
    private convertToBoolean;
    private optionByValue;
    private displayTextByValue;
    private textToDisplay;
    static ɵfac: i0.ɵɵFactoryDeclaration<NggDropdownComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<NggDropdownComponent, "ngg-dropdown", never, { "id": { "alias": "id"; "required": false; }; "loop": { "alias": "loop"; "required": false; }; "display": { "alias": "display"; "required": false; }; "useValue": { "alias": "useValue"; "required": false; }; "label": { "alias": "label"; "required": false; }; "valid": { "alias": "valid"; "required": false; }; "invalid": { "alias": "invalid"; "required": false; }; "compareWith": { "alias": "compareWith"; "required": false; }; "searchFilter": { "alias": "searchFilter"; "required": false; }; "syncPopoverWidth": { "alias": "syncPopoverWidth"; "required": false; }; "size": { "alias": "size"; "required": false; }; "hideLabel": { "alias": "hideLabel"; "required": false; }; "maxHeight": { "alias": "maxHeight"; "required": false; }; "disableMobileStyles": { "alias": "disableMobileStyles"; "required": false; }; "options": { "alias": "options"; "required": false; }; "texts": { "alias": "texts"; "required": false; }; "multiSelect": { "alias": "multiSelect"; "required": false; }; "searchable": { "alias": "searchable"; "required": false; }; "value": { "alias": "value"; "required": false; }; }, { "valueChange": "valueChange"; "touched": "touched"; }, ["customOption", "customButton"], ["[data-form-info]"], false, never>;
}