import React, { PureComponent } from 'react';
import './SelectValueList.scss';
import memoize from 'memoizee';
export interface SelectItem<T> {
    value: T;
    displayValue?: string | JSX.Element;
    isSelected: boolean;
}
type SelectValueListProps<T> = {
    className?: string;
    disabled: boolean;
    isInvalid?: boolean;
    itemCount: number;
    rowHeight: number;
    offset: number;
    items: SelectItem<T>[];
    onBlur?: React.FocusEventHandler<Element>;
    onSelect: (itemIndex: number, value: T | null) => void;
    onViewportChange: (topRow: number, bottomRow: number) => void;
    'data-testid'?: string;
};
/**
 * Select values from a long scrollable list.
 * Swaps items in and out for infinite scrolling
 */
declare class SelectValueList<T> extends PureComponent<SelectValueListProps<T>> {
    static defaultProps: {
        disabled: boolean;
        rowHeight: number;
        onBlur: () => void;
        'data-testid': undefined;
    };
    constructor(props: SelectValueListProps<T>);
    componentDidMount(): void;
    componentDidUpdate(): void;
    list: React.RefObject<HTMLDivElement>;
    topRow: number | null;
    bottomRow: number | null;
    getCachedItem: ((itemIndex: number, key: number, value: T, displayValue: string | JSX.Element | undefined, rowHeight: number, isSelected: boolean, disabled: boolean) => JSX.Element) & memoize.Memoized<(itemIndex: number, key: number, value: T, displayValue: string | JSX.Element | undefined, rowHeight: number, isSelected: boolean, disabled: boolean) => JSX.Element>;
    getCachedItems: ((items: SelectItem<T>[], rowHeight: number, offset: number, disabled: boolean) => React.ReactNode) & memoize.Memoized<(items: SelectItem<T>[], rowHeight: number, offset: number, disabled: boolean) => React.ReactNode>;
    handleBlur(e: React.FocusEvent): void;
    handleScroll(): void;
    handleSelect(itemIndex: number): void;
    sendViewportUpdate(): void;
    getElement(itemIndex: number): Element | null;
    scrollIntoView(index: number): void;
    render(): JSX.Element;
}
export default SelectValueList;
//# sourceMappingURL=SelectValueList.d.ts.map