| /* |
| * Copyright (c) 2016, 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.GridBagConstraints; |
| import java.awt.GridBagLayout; |
| import java.awt.event.ActionEvent; |
| import java.awt.event.ActionListener; |
| import java.awt.event.WindowAdapter; |
| import java.awt.event.WindowEvent; |
| import java.util.concurrent.CountDownLatch; |
| import java.util.concurrent.TimeUnit; |
| import javax.swing.BoxLayout; |
| import javax.swing.JButton; |
| import javax.swing.JFrame; |
| import javax.swing.JPanel; |
| import javax.swing.JScrollPane; |
| import javax.swing.JTextArea; |
| import javax.swing.SwingUtilities; |
| |
| /* |
| * @test |
| * @bug 8166591 |
| * @summary [macos 10.12] Trackpad scrolling of text on OS X 10.12 Sierra |
| * is very fast (Trackpad, Retina only) |
| * @run main/manual/othervm TooMuchWheelRotationEventsTest |
| */ |
| public class TooMuchWheelRotationEventsTest { |
| |
| private static volatile boolean testResult = false; |
| private static volatile CountDownLatch countDownLatch; |
| private static final String INSTRUCTIONS = "INSTRUCTIONS:\n" |
| + "Try to check the issue on Mac OS X 10.12 Sierra with trackpad" |
| + " on Retina display.\n" |
| + "\n" |
| + "If the trackpad is not supported, press PASS\n" |
| + "\n" |
| + "Use the trackpad to slightly scroll the JTextArea horizontally and vertically.\n" |
| + "If the text area is scrolled too fast press FAIL, else press PASS."; |
| |
| public static void main(String args[]) throws Exception { |
| countDownLatch = new CountDownLatch(1); |
| |
| SwingUtilities.invokeLater(TooMuchWheelRotationEventsTest::createUI); |
| countDownLatch.await(15, TimeUnit.MINUTES); |
| |
| if (!testResult) { |
| throw new RuntimeException("Test fails!"); |
| } |
| } |
| |
| private static void createUI() { |
| |
| final JFrame mainFrame = new JFrame("Trackpad scrolling test"); |
| GridBagLayout layout = new GridBagLayout(); |
| JPanel mainControlPanel = new JPanel(layout); |
| JPanel resultButtonPanel = new JPanel(layout); |
| |
| GridBagConstraints gbc = new GridBagConstraints(); |
| |
| JPanel testPanel = createTestPanel(); |
| |
| gbc.gridx = 0; |
| gbc.gridy = 0; |
| gbc.fill = GridBagConstraints.HORIZONTAL; |
| mainControlPanel.add(testPanel, gbc); |
| |
| JTextArea instructionTextArea = new JTextArea(); |
| instructionTextArea.setText(INSTRUCTIONS); |
| instructionTextArea.setEditable(false); |
| instructionTextArea.setBackground(Color.white); |
| |
| gbc.gridx = 0; |
| gbc.gridy = 1; |
| gbc.fill = GridBagConstraints.HORIZONTAL; |
| mainControlPanel.add(instructionTextArea, gbc); |
| |
| JButton passButton = new JButton("Pass"); |
| passButton.setActionCommand("Pass"); |
| passButton.addActionListener((ActionEvent e) -> { |
| testResult = true; |
| mainFrame.dispose(); |
| countDownLatch.countDown(); |
| |
| }); |
| |
| JButton failButton = new JButton("Fail"); |
| failButton.setActionCommand("Fail"); |
| failButton.addActionListener(new ActionListener() { |
| @Override |
| public void actionPerformed(ActionEvent e) { |
| mainFrame.dispose(); |
| countDownLatch.countDown(); |
| } |
| }); |
| |
| gbc.gridx = 0; |
| gbc.gridy = 0; |
| resultButtonPanel.add(passButton, gbc); |
| |
| gbc.gridx = 1; |
| gbc.gridy = 0; |
| resultButtonPanel.add(failButton, gbc); |
| |
| gbc.gridx = 0; |
| gbc.gridy = 2; |
| mainControlPanel.add(resultButtonPanel, gbc); |
| |
| mainFrame.add(mainControlPanel); |
| mainFrame.pack(); |
| |
| mainFrame.addWindowListener(new WindowAdapter() { |
| |
| @Override |
| public void windowClosing(WindowEvent e) { |
| mainFrame.dispose(); |
| countDownLatch.countDown(); |
| } |
| }); |
| mainFrame.setVisible(true); |
| } |
| |
| private static JPanel createTestPanel() { |
| JPanel panel = new JPanel(); |
| panel.setLayout(new BoxLayout(panel, BoxLayout.Y_AXIS)); |
| JTextArea textArea = new JTextArea(20, 20); |
| textArea.setText(getLongString()); |
| JScrollPane scrollPane = new JScrollPane(textArea); |
| panel.add(scrollPane); |
| return panel; |
| } |
| |
| private static String getLongString() { |
| |
| String lowCaseString = getLongString('a', 'z'); |
| String upperCaseString = getLongString('A', 'Z'); |
| String digitsString = getLongString('0', '9'); |
| |
| int repeat = 30; |
| StringBuilder lowCaseBuilder = new StringBuilder(); |
| StringBuilder upperCaseBuilder = new StringBuilder(); |
| StringBuilder digitsBuilder = new StringBuilder(); |
| |
| for (int i = 0; i < repeat; i++) { |
| lowCaseBuilder.append(lowCaseString).append(' '); |
| upperCaseBuilder.append(upperCaseString).append(' '); |
| digitsBuilder.append(digitsString).append(' '); |
| } |
| |
| StringBuilder builder = new StringBuilder(); |
| for (int i = 0; i < 200; i++) { |
| builder.append(upperCaseBuilder).append('\n') |
| .append(lowCaseBuilder).append('\n') |
| .append(digitsBuilder).append("\n\n\n"); |
| } |
| |
| return builder.toString(); |
| } |
| |
| private static String getLongString(char c1, char c2) { |
| |
| char[] chars = new char[c2 - c1 + 1]; |
| for (char i = c1; i <= c2; i++) { |
| chars[i - c1] = i; |
| } |
| return new String(chars); |
| } |
| } |