import * as React from 'react';
import { BsPrefixProps, BsPrefixRefForwardingComponent } from '../utils/helpers';
export interface InputGroupProps extends BsPrefixProps, React.HTMLAttributes<HTMLElement> {
    /**
     * Control the size of buttons and form elements from the top-level.
     *
     */
    size?: 'sm' | 'lg';
    /** Handles the input's rounded corners when using form validation.
     *  Use this when your input group contains both an input and feedback element.
     * Refer to ***Input Group Validation***",
     */
    hasValidation?: boolean;
    /** `@private` property used in  `<QuantityToggle/>` component
     */
    variant?: 'quantity-toggle';
}
/**
 *
 * @property {InputGroupText} Text
 * @property {InputGroupRadio} Radio
 * @property {InputGroupCheckbox} Checkbox
 */
export declare const InputGroup: BsPrefixRefForwardingComponent<'div', InputGroupProps>;
declare const _default: BsPrefixRefForwardingComponent<"div", InputGroupProps> & {
    Text: BsPrefixRefForwardingComponent<"span", BsPrefixProps<React.ElementType<any>>>;
    Radio: (props: import("..").FormCheckInputProps) => React.JSX.Element;
    Checkbox: (props: import("..").FormCheckInputProps) => React.JSX.Element;
};
export default _default;