/// <reference types="react" />
import * as React from 'react';
import { IHTMLEvent, IFieldMessage } from './utility';
import { FieldMessageMap } from './field-message-map';
export interface IBaseFormProps<T extends object> {
    defaultFormData?: T;
    onBlur?: (formData: T) => void;
    onSubmit?: (formData: T) => void;
    validator?: (formData: T) => FieldMessageMap;
    isLoading: boolean;
    formMessages?: Array<string>;
    fieldMessageMap?: FieldMessageMap;
}
export interface IBaseFormState<T extends object> {
    fieldMessageMap: FieldMessageMap;
    formData: T;
}
export declare abstract class BaseForm<T extends object, P extends IBaseFormProps<T>, S extends IBaseFormState<T>> extends React.Component<P, S> {
    constructor(props: P);
    protected defaultValidator(_: T): FieldMessageMap;
    protected readonly canSubmit: boolean;
    protected updateFormData(event: IHTMLEvent): void;
    protected validate(data: T, callback?: () => void): void;
    protected getFieldMessage(name: string): IFieldMessage | null;
    protected onSubmit(): void;
    private getValueFromEvent(event);
}