import { FormControlMetadata, FormControlValue } from '../internal/types.js';
type Constructor = (new (...args: any[]) => HTMLElement & {
    connectedCallback?(): void;
    disconnectedCallback?(): void;
    attributeChangedCallback?(name: string, oldValue: string | null, newValue: string | null): void;
    requestUpdate?(name?: string, oldValue?: unknown): void;
}) & {
    observedAttributes?: string[];
};
export interface FormControlMixinInstance<T extends FormControlValue> {
    /**
     * The initial value used when the parent form resets.
     */
    defaultValue: string;
    /**
     * Prevents the user from changing the control value.
     * https://developer.mozilla.org/en-US/docs/Web/HTML/Attributes/readonly
     * @attr readonly
     * @reflect
     */
    readOnly: boolean;
    /**
     * Prevents the user from interacting with the control.
     * https://developer.mozilla.org/en-US/docs/Web/HTML/Attributes/disabled
     * @attr disabled
     * @reflect
     */
    disabled: boolean;
    /**
     * Requires a value before the parent form can submit.
     * https://developer.mozilla.org/en-US/docs/Web/HTML/Attributes/required
     * @attr required
     * @reflect
     */
    required: boolean;
    /**
     * Defines the pattern that text values must match.
     * https://developer.mozilla.org/en-US/docs/Web/HTML/Attributes/pattern
     * @attr pattern
     * @reflect
     */
    pattern: string;
    /**
     * Defines the minimum numeric value.
     * https://developer.mozilla.org/en-US/docs/Web/HTML/Attributes/min
     * @attr min
     * @reflect
     */
    min: number | null;
    /**
     * Defines the maximum numeric value.
     * https://developer.mozilla.org/en-US/docs/Web/HTML/Attributes/max
     * @attr max
     * @reflect
     */
    max: number | null;
    /**
     * Defines the value granularity for numeric inputs.
     * https://developer.mozilla.org/en-US/docs/Web/HTML/Attributes/step
     * @attr step
     * @reflect
     */
    step: number | null;
    /**
     * Defines the minimum text length.
     * https://developer.mozilla.org/en-US/docs/Web/HTML/Attributes/minlength
     * @attr minlength
     * @reflect
     */
    minLength: number;
    /**
     * Defines the maximum text length.
     * https://developer.mozilla.org/en-US/docs/Web/HTML/Attributes/maxlength
     * @attr maxlength
     * @reflect
     */
    maxLength: number;
    /**
     * The name submitted with the control value as part of the form data.
     * https://developer.mozilla.org/en-US/docs/Web/HTML/Attributes/name
     * @attr name
     * @reflect
     */
    name: string;
    /**
     * Disables constraint validation for this control.
     * https://developer.mozilla.org/en-US/docs/Web/HTML/Attributes/novalidate
     * @attr novalidate
     * @reflect
     */
    noValidate: boolean;
    /**
     * The current form control value.
     * https://developer.mozilla.org/en-US/docs/Web/HTML/Attributes/value
     * @attr value
     * @reflect
     */
    value: T | undefined;
    /**
     * The form associated with the control.
     * https://developer.mozilla.org/en-US/docs/Web/API/ElementInternals/form
     */
    form: HTMLFormElement | null;
    /**
     * Indicates whether the control participates in constraint validation.
     * https://developer.mozilla.org/en-US/docs/Web/API/ElementInternals/willValidate
     */
    willValidate: boolean;
    /**
     * The control validity state.
     * https://developer.mozilla.org/en-US/docs/Web/API/ElementInternals/validity
     */
    validity: ValidityState;
    /**
     * The validation message shown when the control is invalid.
     * https://developer.mozilla.org/en-US/docs/Web/API/ElementInternals/validationMessage
     */
    validationMessage: string;
    /**
     * The current value serialized as a string.
     */
    valueAsString: string;
    /**
     * The current value parsed as a number.
     */
    valueAsNumber: number;
    /**
     * The control type.
     */
    type: string;
    /**
     * Labels associated with the control.
     * https://developer.mozilla.org/en-US/docs/Web/API/ElementInternals/labels
     */
    labels: NodeList;
    /**
     * Text content from labels associated with the control.
     */
    composedLabel: string;
    _metadata: FormControlMetadata;
    _initialValue: T | undefined;
    _validators: NonNullable<FormControlMetadata['validators']>;
    _internals: ElementInternals;
    updateValue(value: T): void;
    _stopInternalPropagation(event: Event): void;
    _handleAttributeChange(name: string, newValue: string | null): void;
    formResetCallback(): void;
    formDisabledCallback(disabled: boolean): void;
    formStateRestoreCallback(state: T, reason: string): void;
    /**
     * Reports whether the control satisfies its constraints.
     * https://developer.mozilla.org/en-US/docs/Web/API/HTMLInputElement/reportValidity
     */
    reportValidity(): boolean;
    /**
     * Checks whether the control satisfies its constraints.
     * https://developer.mozilla.org/en-US/docs/Web/API/HTMLInputElement/checkValidity
     */
    checkValidity(): boolean;
    setValidity(validity: Partial<ValidityState>, message?: string): void;
    /**
     * Sets a custom validation message.
     * https://developer.mozilla.org/en-US/docs/Web/API/HTMLInputElement/setCustomValidity
     */
    setCustomValidity(message: string): void;
    /**
     * Resets the control value to its initial value.
     */
    reset(): void;
    dispatchInputEvent(): void;
    dispatchChangeEvent(): void;
    dispatchUpdateEvent(type: 'input' | 'change'): void;
    _updateFormState(): void;
    _requestUpdate(): void;
}
export type FormControlMixinReturn<TBase extends Constructor, T extends FormControlValue> = (new (...args: ConstructorParameters<TBase>) => InstanceType<TBase> & FormControlMixinInstance<T>) & {
    formAssociated: boolean;
    metadata: FormControlMetadata;
    observedAttributes: string[];
} & Omit<TBase, 'prototype'>;
/**
 * @description A mixin that adds form control functionality to a component.
 * @event input - Dispatched when the value of the component changes as a result of a user action.
 * @event change - Dispatched when the user modifies and commits the element's value.
 * @event reset - Dispatched when the control state was reset to its initial value.
 * @event invalid - Dispatched when the control is invalid.
 */
export declare function FormControlMixin<TBase extends Constructor, T extends FormControlValue>(SuperClass: TBase): FormControlMixinReturn<TBase, T>;
export {};