| /* |
| * Copyright (c) 2011, 2014, 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. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * 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 |
| * @key headful |
| * @bug 6274267 |
| * @summary Checks that ScrollPaneLayout properly calculates preferred |
| * layout size. |
| * @author Mikhail Lapshin |
| * @run main bug6274267 |
| */ |
| |
| import javax.swing.*; |
| import java.awt.*; |
| |
| public class bug6274267 { |
| private JFrame frame; |
| private Component left; |
| |
| public static void main(String[] args) throws Exception { |
| final bug6274267 test = new bug6274267(); |
| Robot robot = new Robot(); |
| try { |
| SwingUtilities.invokeAndWait(new Runnable() { |
| public void run() { |
| test.setupUI1(); |
| } |
| }); |
| robot.waitForIdle(); |
| SwingUtilities.invokeAndWait(new Runnable() { |
| public void run() { |
| test.setupUI2(); |
| } |
| }); |
| test.test(); |
| } finally { |
| if (test.frame != null) { |
| test.frame.dispose(); |
| } |
| } |
| } |
| |
| private void setupUI1() { |
| frame = new JFrame(); |
| frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); |
| |
| left = new JPanel(); |
| left.setPreferredSize(new Dimension(100, 100)); |
| |
| JPanel rightPanel = new JPanel(); |
| rightPanel.setPreferredSize(new Dimension(100, 50)); |
| Component right = new JScrollPane(rightPanel); |
| |
| JSplitPane split = |
| new JSplitPane(JSplitPane.HORIZONTAL_SPLIT, left, right); |
| |
| frame = new JFrame(); |
| frame.add(split); |
| frame.pack(); |
| } |
| |
| // It is important to separate frame.pack() from frame.setVisible(true). |
| // Otherwise the repaint manager will combine validate() calls and |
| // the bug won't appear. |
| private void setupUI2() { |
| frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); |
| frame.setLocationRelativeTo(null); |
| frame.setVisible(true); |
| } |
| |
| private void test() throws Exception { |
| if (left.getSize().width == 100) { |
| System.out.println("Test passed"); |
| } else { |
| throw new RuntimeException("ScrollPaneLayout sometimes improperly " + |
| "calculates the preferred layout size. "); |
| } |
| } |
| } |