/// <reference types="angular-mocks" />
import { IComponentController } from 'angular';
export declare type AutoCompleteMatch = string | AutoCompleteMatchObject;
/**
 * The match object must contain a `displayValue` property which will be displayed in the dropdown,
 * and can be extended with a `cssClass` property which will be applied to the match row in the dropdown.
 */
export interface AutoCompleteMatchObject<T = Record<string, unknown>, S = unknown> {
    cssClass?: string;
    cssStyle?: S;
    displayValue: string;
    value: T;
}
export declare function isAutoCompleteMatchObject(x: AutoCompleteMatch): x is AutoCompleteMatchObject;
/**
 * This component is used internally by the primary autocomplete input component.
 * Its purpose is to decouple the rendering of matches, presentation, and input
 * handling so that the dropdown functionality can be implemented in other contexts
 * than just an input field (e.g., tag component, comment @ lookups).
 */
export default class AutoCompleteMatchRendererComponentController implements IComponentController {
    protected $document: ng.IDocumentService;
    protected $element: ng.IAugmentedJQuery;
    protected $q: ng.IQService;
    protected $scope: ng.IScope;
    protected $timeout: ng.ITimeoutService;
    delay: number;
    keyEventElementId: string;
    minLength: number;
    testValue: string | undefined;
    getMatches: (params: {
        input: string;
        origin: string;
    }) => AutoCompleteMatch[] | ng.IPromise<AutoCompleteMatch[]>;
    onDoneFetching: () => void;
    onSelect: (params: {
        displayValue: string | undefined | null;
        origin: string;
        value: string | Record<string, unknown> | undefined | null;
    }) => void;
    onStartedFetching: () => void;
    protected interactionMode: 'mouse' | 'keyboard';
    protected kbSelectedIndex: number;
    protected keyEventElement: HTMLInputElement | null;
    protected matches: AutoCompleteMatch[];
    private debouncedFetchAndSetMatches;
    private fetchRequestCount;
    private inputArray;
    private observer;
    constructor($document: ng.IDocumentService, $element: ng.IAugmentedJQuery, $q: ng.IQService, $scope: ng.IScope, $timeout: ng.ITimeoutService);
    $onChanges(changes: {
        delay: ng.IChangesObject<number>;
    }): void;
    $onDestroy(): void;
    $onInit(): void;
    dropdownWasMousedOver(): void;
    fetchAndSetMatches(): void;
    matchWasClicked(match: AutoCompleteMatch): void;
    private onClickElsewhere;
    private onKeyDown;
    private scrollToMatch;
}