Java tutorial
//package com.java2s; /* * Copyright JTheque (Baptiste Wicht) * * 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. */ import javax.swing.JOptionPane; import java.awt.Component; public class Main { /** * Set the option pane value. * * @param c The component. * @param value The value to set to the JOptionPane. */ public static void setOptionPaneValue(Component c, Object value) { JOptionPane optionPane = getOptionPane(c); if (optionPane != null) { optionPane.setValue(value); } } /** * Return the JOptionPane parent. * * @param c The component. * * @return The parent JOptionPane. */ public static JOptionPane getOptionPane(Component c) { Component parent = c; while (parent != null) { if (parent instanceof JOptionPane) { return (JOptionPane) parent; } parent = parent.getParent(); } return null; } }