import { ChangeDetectorRef, DoCheck, ElementRef, OnDestroy, Renderer2 } from "@angular/core";
import { NgControl } from "@angular/forms";
import { RxEventually } from "@spscommerce/ng-utils";
import { SpsFormControlComponent } from "../forms/sps-form-control.abstract.component";
import { SpsOptionListComponent } from "../option-list/sps-option-list.component";
export declare class SpsAutocompleteComponent extends SpsFormControlComponent<string> implements DoCheck, OnDestroy {
    protected _changeDetector: ChangeDetectorRef;
    static readonly displayName = "sps-autocomplete";
    static readonly props: {
        suggestions: {
            type: string;
            required: boolean;
        };
        placeholder: string;
        searchDebounce: string;
    };
    private static _instances;
    isOpen: any;
    opensUpward: any;
    readonly pending: boolean;
    /** The list of suggestions, or a function that takes in the text entered by the user and
     * returns a list of suggestions. */
    suggestions: RxEventually<Iterable<string>> | ((filter?: string) => RxEventually<Iterable<string>>);
    /** The placeholder text to be displayed in the text input when it is empty. */
    placeholder: string;
    /** The amount of time to debounce the text input before updating the suggestions, in ms. */
    searchDebounce: number;
    readonly _spsAutocompleteClass = true;
    dropdown: SpsOptionListComponent<string>;
    /** Ref to the text input element. */
    inputElement: ElementRef;
    value: string;
    static _onDocumentClick(event: MouseEvent): void;
    constructor(_el: ElementRef, _renderer: Renderer2, _ngControl: NgControl, _changeDetector: ChangeDetectorRef);
    ngDoCheck(): void;
    ngOnDestroy(): void;
    selectSuggestion(suggestion: string): void;
    _onClearClick(): void;
    setDisabledState(isDisabled: boolean): void;
}