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/*
 * Copyright © 2019 Dominokit
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.dominokit.domino.ui.utils;

import static org.dominokit.domino.ui.utils.Domino.*;

import elemental2.dom.Event;
import java.util.Optional;
import java.util.function.Consumer;

/**
 * The {@code CanChange} interface represents an entity that can change and trigger an event.
 * Classes or components implementing this interface may provide an implementation for the {@link
 * #onChange()} method to specify an event handler for change events.
 */
public interface CanChange {

  /**
   * Returns an optional event handler for change events.
   *
   * @return An {@link Optional} containing an event handler for change events, or an empty {@code
   *     Optional} if no handler is provided.
   */
  default Optional> onChange() {
    return Optional.empty();
  }
}