import * as React from 'react';
import * as PropTypes from 'prop-types';
import { FormControlStatic } from './FormControlStatic';
import { FormControlFeedback } from './FormControlFeedback';
export interface FormControlProps extends React.HTMLProps<HTMLInputElement> {
    componentClass?: React.ReactType;
    /**
     * Only relevant if `componentClass` is `'input'`.
     */
    type?: string;
    /**
     * Uses `controlId` from `<FormGroup>` if not explicitly specified.
     */
    id?: string;
    /**
     * Attaches a ref to the `<input>` element. Only functions can be used here.
     *
     * ```js
     * <FormControl inputRef={ref => { this.input = ref; }} />
     * ```
     */
    inputRef?: React.Ref<React.ReactType>;
    scale?: 'large' | 'small';
}
export declare class FormControl extends React.Component<FormControlProps, {}> {
    static defaultProps: FormControlProps;
    static contextTypes: {
        $bs_formGroup: PropTypes.Requireable<object>;
    };
    static Static: typeof FormControlStatic;
    static Feedback: typeof FormControlFeedback;
    constructor(props: FormControlProps, context?: any);
    render(): JSX.Element;
}