import { LitElement } from 'lit';
import { AbstractConstructor } from './constructor.ts';
import { SbbElementInternalsMixinType } from './element-internals-mixin.ts';
declare global {
    /**
     * Defines custom validity state properties.
     */
    interface CustomValidityState {
    }
    interface ValidityState extends CustomValidityState {
    }
    interface ValidityStateFlags extends Partial<CustomValidityState> {
    }
}
export declare abstract class SbbFormAssociatedMixinType {
    get form(): HTMLFormElement | null;
    accessor name: string;
    get type(): string;
    abstract accessor value: unknown;
    get validity(): ValidityState;
    get validationMessage(): string;
    get willValidate(): boolean;
    protected formDisabled: boolean;
    checkValidity(): boolean;
    reportValidity(): boolean;
    setCustomValidity(message: string): void;
    formAssociatedCallback?(form: HTMLFormElement | null): void;
    formDisabledCallback(disabled: boolean): void;
    abstract formResetCallback(): void;
    abstract formStateRestoreCallback(state: FormRestoreState | null, reason: FormRestoreReason): void;
    protected updateFormValue(): void;
    protected formState?(): FormRestoreState;
    protected setValidityFlag<T extends keyof ValidityStateFlags>(flag: T, message: string, flagValue?: ValidityStateFlags[T]): void;
    protected removeValidityFlag<T extends keyof ValidityStateFlags>(flag: T): void;
    protected validate(): void;
    protected shouldValidate(name: PropertyKey | undefined): boolean;
}
/**
 * The FormAssociatedMixin enables native form support for custom controls.
 */
export declare const SbbFormAssociatedMixin: <T extends AbstractConstructor<LitElement & SbbElementInternalsMixinType>>(superClass: T) => AbstractConstructor<SbbFormAssociatedMixinType> & T;
/**
 * A value to be restored for a component's form value. If a component's form
 * state is a `FormData` object, its entry list of name and values will be
 * provided.
 */
export type FormRestoreState = string | FormData | File;
/**
 * The reason a form component is being restored for, either `'restore'` for
 * browser restoration or `'autocomplete'` for restoring user values.
 */
export type FormRestoreReason = 'restore' | 'autocomplete';
//# sourceMappingURL=form-associated-mixin.d.ts.map