import { ReactiveController, ReactiveControllerHost } from "lit";
import { SgdsCheckbox, SgdsInput } from "../components";
/**
 * SGDS custom form validation methods and behaviours
 */
export declare class InputValidationController implements ReactiveController {
    host: ReactiveControllerHost & HTMLElement;
    _internals: ElementInternals;
    validationError: keyof ValidityState;
    options: InputValidationControllerOptions;
    constructor(host: ReactiveControllerHost & HTMLElement, options?: Partial<InputValidationControllerOptions>);
    hostConnected(): void;
    hostDisconnected(): void;
    /**
     * Prevents the native browser error message pop up when reportValidity() called by
     * associated form or the component's reportValidity during constraint validation
     * Sets invalid reactive prop to true
     */
    handleInvalid(e: Event): void;
    /**
     * Sets invalid to false when invoked and
     * Updates the ValidityState based on new value, but
     * does not update invalid reactive prop
     * @param e
     */
    handleInput(e: Event): void;
    /**
     * Validate the input's new value after onChange and
     * update invalid reactive prop
     * @param e
     */
    handleChange(e: Event): void;
    get form(): HTMLFormElement;
    get validity(): ValidityState;
    get validationMessage(): string;
    get willValidate(): boolean;
    /**
     * Checks the validity and updates the invalid reactive prop of form components
     */
    updateInvalidState(): void;
    /**
     * Resets the ValidityState of the control
     */
    resetValidity(): void;
    /**
     * Reports the validity
     */
    checkValidity(): boolean;
    /**
     * Reports the validity with a error popup message
     */
    reportValidity(): boolean;
    setValidity(flags?: ValidityStateFlags, message?: string, anchor?: HTMLElement): void;
    /**
     * Sets the form control value into FormData,
     * making the value of control accessible via FormData
     */
    setFormValue(): void;
    /**
     * Updates the ValidityState of the input in form component at current state
     */
    validateInput(input: any): void;
}
export interface InputValidationControllerOptions {
    /** A function that sets the value of host invalid reactive prop */
    setInvalid: (host: ReactiveControllerHost & HTMLElement, value: boolean) => void;
    /** A function that gets the value of host value reactive prop */
    value: (host: ReactiveControllerHost & HTMLElement) => unknown;
    /** A function that gets the input control of host value reactive prop */
    input: (host: ReactiveController & HTMLElement) => HTMLInputElement | SgdsInput | SgdsCheckbox;
}