import { OnChanges, OnInit, OnDestroy, EventEmitter, ElementRef } from '@angular/core';
export declare class DropDownList implements OnChanges, OnInit, OnDestroy {
    private elementRef;
    items: Array<any>;
    allowMultipleValues: boolean;
    textProperty: string;
    textExpression: string;
    valueProperty: string;
    preSelectFirstItem: boolean;
    onItemSelected: (selectedItem: any, parentItem?: any) => void;
    onItemDeselected: (deselectedItem: any, parentItem?: any) => void;
    onDropDownOpen: () => void;
    onInputChange: (newValue: string) => void;
    showLoading: boolean;
    selectedItemValue: any;
    parentItem: any;
    placeholder: string;
    selectedItemValueChange: EventEmitter<Array<any>>;
    selectedItem: any;
    select: (item: any) => void;
    deselect: (item?: any) => void;
    getDisplayedTitle: (item: any) => string;
    hightlight: (text: string, searchString: string) => string;
    filterMatch: (searchString: string, item: any) => boolean;
    toggleDropdown: () => void;
    clickoutHandler: () => void;
    openDropdown: () => void;
    textboxValue: string;
    dropdownVisible: boolean;
    disableClickout: boolean;
    disabledProp: boolean;
    filteringItems: () => void;
    onFocus: () => void;
    setPreSelectedItem: () => void;
    onChange: (changes: any) => void;
    itemIsAlreadySelected: (item: any) => boolean;
    onKeydown: (event: any, item: any) => void;
    constructor(elementRef: ElementRef);
    ngOnInit(): void;
    ngOnDestroy(): void;
    ngOnChanges(changes: any): void;
    private init;
    private findItemInSelectedValue;
}