import { AfterViewInit, ChangeDetectorRef, DoCheck, ElementRef, OnDestroy, Renderer2 } from "@angular/core";
import { NgControl } from "@angular/forms";
import { SpsActionDescriptor } from "@spscommerce/ds-shared";
import { RxEventually } from "@spscommerce/ng-utils";
import { SpsFormControlComponent } from "../forms/sps-form-control.abstract.component";
export declare class SpsSelectComponent<T> extends SpsFormControlComponent<T> implements AfterViewInit, DoCheck, OnDestroy {
    protected _changeDetector: ChangeDetectorRef;
    static readonly displayName = "sps-select";
    static readonly props: {
        options: {
            type: string;
            required: boolean;
        };
        action: string;
        notClearable: string;
        placeholder: string;
        searchPlaceholder: string;
        zeroState: string;
        textKey: string;
        captionKey: string;
        searchDebounce: string;
    };
    private static _instances;
    options: RxEventually<Iterable<T>> | ((filter?: string) => RxEventually<Iterable<T>>);
    action: SpsActionDescriptor;
    notClearable: any;
    placeholder: string;
    searchPlaceholder: string;
    zeroState: string;
    textKey: string;
    captionKey: string;
    searchDebounce: number;
    readonly spsSelectClass = true;
    private _controlButton;
    private _dropdown;
    search: string;
    readonly isClearable: boolean;
    isAsync: any;
    /** Whether the dropdown is open */
    isOpen: any;
    /** Whether the dropdown goes up from the drop control button instead of down as usual */
    opensUpward: any;
    value: T;
    readonly text: any;
    constructor(_changeDetector: ChangeDetectorRef, _el: ElementRef, _renderer: Renderer2, _ngControl: NgControl);
    static _onDocumentClick(event: MouseEvent): void;
    ngDoCheck(): void;
    ngOnDestroy(): void;
    _onClick(event: MouseEvent): void;
    _onClearIconClick(event: MouseEvent): void;
    selectOption(option: T): void;
    _onKeyDown(event: KeyboardEvent): void;
    private _updateFocus;
    setDisabledState(isDisabled: boolean): void;
}