| /* |
| * Copyright (c) 2015, 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. |
| */ |
| |
| import java.awt.Color; |
| import java.awt.FlowLayout; |
| import javax.swing.JButton; |
| import javax.swing.JCheckBox; |
| import javax.swing.JFrame; |
| import javax.swing.SwingUtilities; |
| import java.awt.Component; |
| import javax.swing.JOptionPane; |
| |
| /** |
| * @test |
| * @bug 8039345 |
| * @author Prasanta Sadhukhan |
| * @run main/manual ComponentResizeTest |
| * @summary Resizes JFrame so that component drawn inside it gets repainted |
| * without leaving any trails |
| */ |
| public class ComponentResizeTest { |
| |
| private static JFrame demoFrame; |
| |
| public static void testresize() throws Exception { |
| Thread.sleep(5000); |
| for (int i = 0; i < 20; i++) { |
| SwingUtilities.invokeLater(() -> { |
| demoFrame.setSize(demoFrame.getWidth() + 5, demoFrame.getHeight() + 5); |
| }); |
| Thread.sleep(1000); |
| } |
| } |
| |
| public static void main(String[] args) throws Exception { |
| SwingUtilities.invokeAndWait(() -> { |
| JOptionPane.showMessageDialog( |
| (Component) null, |
| "The test creates a transparent JFrame and resizes the JFrame. Please verify JFrame is transparent and components (like JButton, checkbox) move without leaving any trails", |
| "information", JOptionPane.INFORMATION_MESSAGE); |
| createAndShowGUI(); |
| }); |
| |
| try { |
| testresize(); |
| } finally { |
| SwingUtilities.invokeLater(() -> { |
| demoFrame.dispose(); |
| }); |
| } |
| |
| SwingUtilities.invokeAndWait(() -> { |
| int confirm = JOptionPane.showConfirmDialog( |
| (Component) null, |
| "Did the component resize work without leaving any trails?", |
| "alert", JOptionPane.YES_NO_OPTION); |
| if (confirm == JOptionPane.YES_OPTION) { |
| System.out.println("Test passed"); |
| } else { |
| System.out.println("Test failed"); |
| throw new RuntimeException("Component resize leaves trail"); |
| } |
| }); |
| } |
| |
| private static void createAndShowGUI() { |
| demoFrame = new JFrame(); |
| demoFrame.setSize(300, 300); |
| demoFrame.setLayout(new FlowLayout()); |
| demoFrame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); |
| demoFrame.setUndecorated(true); |
| demoFrame.setBackground(new Color(0f, 0, 0, 0.1f)); |
| JCheckBox b = new JCheckBox("Whatever"); |
| demoFrame.paintAll(null); |
| b.setOpaque(true); |
| demoFrame.add(b); |
| demoFrame.add(new JButton()); |
| demoFrame.setVisible(true); |
| } |
| } |