| /* |
| * Copyright (c) 2010, 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. |
| */ |
| |
| /* |
| * @test |
| * @bug 6199676 |
| * @summary Tests preview panel after L&F changing |
| * @author Sergey Malenkov |
| */ |
| |
| import java.awt.Component; |
| import java.awt.Container; |
| import javax.swing.JColorChooser; |
| import javax.swing.JFrame; |
| import javax.swing.JPanel; |
| import javax.swing.SwingUtilities; |
| import javax.swing.UIManager; |
| import javax.swing.UIManager.LookAndFeelInfo; |
| |
| public class Test6199676 implements Runnable { |
| public static void main(String[] args) { |
| SwingUtilities.invokeLater(new Test6199676()); |
| } |
| |
| private static void exit(String error) { |
| if (error != null) { |
| System.err.println(error); |
| System.exit(1); |
| } |
| else { |
| System.exit(0); |
| } |
| } |
| |
| private static Component getPreview(Container container) { |
| String name = "ColorChooser.previewPanelHolder"; |
| for (Component component : container.getComponents()) { |
| if (!name.equals(component.getName())) { |
| component = (component instanceof Container) |
| ? getPreview((Container) component) |
| : null; |
| } |
| if (component instanceof Container) { |
| container = (Container) component; |
| return 1 == container.getComponentCount() |
| ? container.getComponent(0) |
| : null; |
| } |
| } |
| return null; |
| } |
| |
| private static boolean isShowing(Component component) { |
| return (component != null) && component.isShowing(); |
| } |
| |
| private int index; |
| private boolean updated; |
| private JColorChooser chooser; |
| |
| public synchronized void run() { |
| if (this.chooser == null) { |
| this.chooser = new JColorChooser(); |
| |
| JFrame frame = new JFrame(getClass().getName()); |
| frame.add(this.chooser); |
| frame.setVisible(true); |
| } |
| else if (this.updated) { |
| if (isShowing(this.chooser.getPreviewPanel())) { |
| exit("custom preview panel is showing"); |
| } |
| exit(null); |
| } |
| else { |
| Component component = this.chooser.getPreviewPanel(); |
| if (component == null) { |
| component = getPreview(this.chooser); |
| } |
| if (!isShowing(component)) { |
| exit("default preview panel is not showing"); |
| } |
| this.updated = true; |
| this.chooser.setPreviewPanel(new JPanel()); |
| } |
| LookAndFeelInfo[] infos = UIManager.getInstalledLookAndFeels(); |
| LookAndFeelInfo info = infos[++this.index % infos.length]; |
| try { |
| UIManager.setLookAndFeel(info.getClassName()); |
| } |
| catch (Exception exception) { |
| exit("could not change L&F"); |
| } |
| SwingUtilities.updateComponentTreeUI(this.chooser); |
| SwingUtilities.invokeLater(this); |
| } |
| } |