vaadin-framework/client/src/main/java/com/vaadin/client/ui/HasRequiredIndicator.java

/*
 * Copyright 2000-2018 Vaadin Ltd.
 *
 * 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 com.vaadin.client.ui;

import com.vaadin.client.ComponentConnector;

/**
 * Implemented by connectors supporting a required flag.
 *
 * @since 8.0
 */
public interface HasRequiredIndicator extends ComponentConnector {

    /**
     * Checks if a required indicator should be shown for the given connector.
     *
     * @return <code>true</code> to show an indicator, <code>false</code>
     *         otherwise
     */
    boolean isRequiredIndicatorVisible();

}