package.src.validate-mixin.d.ts Maven / Gradle / Ivy

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/**
 * @license
 * Copyright (c) 2021 - 2024 Vaadin Ltd.
 * This program is available under Apache License Version 2.0, available at https://vaadin.com/license/
 */
import type { Constructor } from '@open-wc/dedupe-mixin';

/**
 * A mixin to provide required state and validation logic.
 */
export declare function ValidateMixin>(base: T): Constructor & T;

export declare class ValidateMixinClass {
  /**
   * Set to true when the field is invalid.
   */
  invalid: boolean;

  /**
   * Specifies that the user must fill in a value.
   */
  required: boolean;

  /**
   * Returns true if field is valid, and sets `invalid` based on the field validity.
   */
  validate(): boolean;

  /**
   * Returns true if the field value satisfies all constraints (if any).
   */
  checkValidity(): boolean;

  /**
   * Fired whenever the field is validated.
   *
   * @event validated
   * @param {Object} detail
   * @param {boolean} detail.valid the result of the validation.
   */
}