import * as React from 'react';
export interface IDropdownOption {
    key: string | number;
    label: string;
    selected?: boolean;
}
export interface DropdownProps {
    options: IDropdownOption[];
    selectedItems?: IDropdownOption[];
    multiple?: boolean;
    required?: boolean;
    id?: string;
    validation?: string;
    parentComponentId?: string;
    onChange: (updated: IDropdownOption, index: number) => void;
}
export interface DropdownState {
    inputFocusing: boolean;
    validation: string;
    validationElementId: string;
}
export default class Dropdown extends React.Component<DropdownProps, DropdownState> {
    inputRef: any;
    constructor(props: DropdownProps);
    componentDidMount(): void;
    doBlur: (caller: any) => void;
    setInputRef: (element: any) => void;
    focusInput: (caller: any) => void;
    setInputFocusing: (inputFocusing: boolean) => void;
    addSelected: (addedOption: IDropdownOption, index: number) => void;
    removeSelected: (removedOption: IDropdownOption, index: number) => void;
    onInputKeypress: (event: any) => void;
    onKeyDown: (keyDown: React.KeyboardEvent<HTMLDivElement>) => void;
    setValidation: (message: string) => void;
    render(): React.JSX.Element;
}