/* * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ /* * Portions Copyright (c) 2012 IBM Corporation */ import javax.swing.JButton; import javax.swing.JDesktopPane; import javax.swing.JFrame; import javax.swing.SwingUtilities; import java.awt.AWTException; import java.awt.AlphaComposite; import java.awt.Color; import java.awt.Graphics; import java.awt.Graphics2D; import java.awt.Rectangle; import java.awt.Robot; import java.awt.Toolkit; import java.awt.image.BufferedImage; /* * @test * @key headful * @bug 7154030 * @summary Swing components fail to hide after calling hide() * @author Jonathan Lu * @library ../../regtesthelpers/ * @library ../../../../lib/testlibrary/ * @build Util * @build ExtendedRobot * @run main bug7154030 */ public class bug7154030 { private static JButton button = null; public static void main(String[] args) throws Exception { BufferedImage imageInit = null; BufferedImage imageShow = null; BufferedImage imageHide = null; ExtendedRobot robot = new ExtendedRobot(); SwingUtilities.invokeAndWait(new Runnable() { @Override public void run() { JDesktopPane desktop = new JDesktopPane(); button = new JButton("button"); JFrame frame = new JFrame(); button.setSize(200, 200); button.setLocation(100, 100); button.setForeground(Color.RED); button.setBackground(Color.RED); button.setOpaque(true); button.setVisible(false); desktop.add(button); frame.setContentPane(desktop); frame.setSize(300, 300); frame.setLocation(0, 0); frame.setVisible(true); frame.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE); } }); robot.waitForIdle(500); imageInit = robot.createScreenCapture(new Rectangle(0, 0, 300, 300)); SwingUtilities.invokeAndWait(new Runnable() { @Override public void run() { button.show(); } }); robot.waitForIdle(500); imageShow = robot.createScreenCapture(new Rectangle(0, 0, 300, 300)); if (Util.compareBufferedImages(imageInit, imageShow)) { throw new Exception("Failed to show opaque button"); } robot.waitForIdle(); SwingUtilities.invokeAndWait(new Runnable() { @Override public void run() { button.hide(); } }); robot.waitForIdle(500); imageHide = robot.createScreenCapture(new Rectangle(0, 0, 300, 300)); if (!Util.compareBufferedImages(imageInit, imageHide)) { throw new Exception("Failed to hide opaque button"); } SwingUtilities.invokeAndWait(new Runnable() { @Override public void run() { button.setOpaque(false); button.setBackground(new Color(128, 128, 0)); button.setVisible(false); } }); robot.waitForIdle(500); imageInit = robot.createScreenCapture(new Rectangle(0, 0, 300, 300)); SwingUtilities.invokeAndWait(new Runnable() { @Override public void run() { button.show(); } }); robot.waitForIdle(500); imageShow = robot.createScreenCapture(new Rectangle(0, 0, 300, 300)); SwingUtilities.invokeAndWait(new Runnable() { @Override public void run() { button.hide(); } }); if (Util.compareBufferedImages(imageInit, imageShow)) { throw new Exception("Failed to show non-opaque button"); } robot.waitForIdle(500); imageHide = robot.createScreenCapture(new Rectangle(0, 0, 300, 300)); if (!Util.compareBufferedImages(imageInit, imageHide)) { throw new Exception("Failed to hide non-opaque button"); } } }