Here you can find the source of showMessage(Component component, String message)
public static void showMessage(Component component, String message)
//package com.java2s; /*// w w w. j a va 2 s . c om * Copyright 2008-2014 by Emeric Vernat * * This file is part of Java Melody. * * 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 java.awt.Component; import javax.swing.JOptionPane; import javax.swing.SwingUtilities; import javax.swing.UIManager; public class Main { public static void showMessage(Component component, String message) { JOptionPane.showMessageDialog( SwingUtilities.getWindowAncestor(component), message, UIManager.getString("OptionPane.messageDialogTitle"), JOptionPane.INFORMATION_MESSAGE); } }