1 /*

     2  * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.

     8  *

     9  * This code is distributed in the hope that it will be useful, but WITHOUT

    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    12  * version 2 for more details (a copy is included in the LICENSE file that

    13  * accompanied this code).

    14  *

    15  * You should have received a copy of the GNU General Public License version

    16  * 2 along with this work; if not, write to the Free Software Foundation,

    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    18  *

    19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    20  * or visit www.oracle.com if you need additional information or have any

    21  * questions.

    22  */

    23 import java.awt.BorderLayout;

    24 import java.awt.Point;

    25 import java.awt.Robot;

    26 import java.awt.event.KeyEvent;

    27 import javax.swing.JFrame;

    28 import javax.swing.JPanel;

    29 import javax.swing.JScrollPane;

    30 import javax.swing.JTextArea;

    31 import javax.swing.SwingUtilities;

    32 import javax.swing.UIManager;

    33 import jdk.testlibrary.OSInfo;

    34 

    35 /**

    36  * @test

    37  * @bug 8033000

    38  * @author Alexander Scherbatiy

    39  * @summary No Horizontal Mouse Wheel Support In BasicScrollPaneUI

    40  * @library ../../../../lib/testlibrary

    41  * @build jdk.testlibrary.OSInfo

    42  * @run main bug8033000

    43  */

    44 public class bug8033000 {

    45 

    46     private static JScrollPane scrollPane;

    47     private static JTextArea textArea;

    48     private static Point point;

    49     private static final int delta;

    50 

    51     static {

    52         delta = OSInfo.getOSType().equals(OSInfo.OSType.MACOSX) ? -30 : 30;

    53     }

    54 

    55     public static void main(String[] args) throws Exception {

    56 

    57         Robot robot = new Robot();

    58         robot.setAutoDelay(50);

    59 

    60         SwingUtilities.invokeAndWait(bug8033000::createAndShowGUI);

    61         robot.waitForIdle();

    62 

    63         SwingUtilities.invokeAndWait(() -> {

    64             Point locationOnScreen = scrollPane.getLocationOnScreen();

    65             point = new Point(

    66                     locationOnScreen.x + scrollPane.getWidth() / 2,

    67                     locationOnScreen.y + scrollPane.getHeight() / 2);

    68         });

    69 

    70         robot.mouseMove(point.x, point.y);

    71         robot.waitForIdle();

    72 

    73         // vertical scroll bar is enabled

    74         initScrollPane(true, false);

    75         robot.waitForIdle();

    76         robot.mouseWheel(delta);

    77         robot.waitForIdle();

    78         checkScrollPane(true);

    79 

    80         // vertical scroll bar is enabled + shift

    81         initScrollPane(true, false);

    82         robot.waitForIdle();

    83         robot.keyPress(KeyEvent.VK_SHIFT);

    84         robot.mouseWheel(delta);

    85         robot.keyRelease(KeyEvent.VK_SHIFT);

    86         robot.waitForIdle();

    87         checkScrollPane(true);

    88 

    89         // horizontal scroll bar is enabled

    90         initScrollPane(false, true);

    91         robot.waitForIdle();

    92         robot.mouseWheel(delta);

    93         robot.waitForIdle();

    94         checkScrollPane(false);

    95 

    96         // horizontal scroll bar is enabled + shift

    97         initScrollPane(false, true);

    98         robot.waitForIdle();

    99         robot.keyPress(KeyEvent.VK_SHIFT);

   100         robot.mouseWheel(delta);

   101         robot.keyRelease(KeyEvent.VK_SHIFT);

   102         robot.waitForIdle();

   103         checkScrollPane(false);

   104 

   105         // both scroll bars are enabled

   106         initScrollPane(true, true);

   107         robot.waitForIdle();

   108         robot.mouseWheel(delta);

   109         robot.waitForIdle();

   110         checkScrollPane(true);

   111 

   112         // both scroll bars are enabled + shift

   113         initScrollPane(true, true);

   114         robot.waitForIdle();

   115         robot.keyPress(KeyEvent.VK_SHIFT);

   116         robot.mouseWheel(delta);

   117         robot.keyRelease(KeyEvent.VK_SHIFT);

   118         robot.waitForIdle();

   119         checkScrollPane(false);

   120     }

   121 

   122     static void initScrollPane(boolean vVisible, boolean hVisible) throws Exception {

   123         SwingUtilities.invokeAndWait(() -> {

   124             scrollPane.getVerticalScrollBar().setValue(0);

   125             scrollPane.getHorizontalScrollBar().setValue(0);

   126 

   127             textArea.setRows(vVisible ? 100 : 1);

   128             textArea.setColumns(hVisible ? 100 : 1);

   129             scrollPane.getVerticalScrollBar().setVisible(vVisible);

   130             scrollPane.getHorizontalScrollBar().setVisible(hVisible);

   131         });

   132     }

   133 

   134     static void checkScrollPane(boolean verticalScrolled) throws Exception {

   135         SwingUtilities.invokeAndWait(() -> {

   136 

   137             if (verticalScrolled) {

   138                 if (scrollPane.getVerticalScrollBar().getValue() == 0

   139                         || scrollPane.getHorizontalScrollBar().getValue() != 0) {

   140                     throw new RuntimeException("Wrong vertical scrolling!");

   141                 }

   142             } else {

   143                 if (scrollPane.getVerticalScrollBar().getValue() != 0

   144                         || scrollPane.getHorizontalScrollBar().getValue() == 0) {

   145                     throw new RuntimeException("Wrong horizontal scrolling!");

   146                 }

   147             }

   148         });

   149     }

   150 

   151     static void createAndShowGUI() {

   152         JFrame frame = new JFrame();

   153         frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

   154         frame.setSize(300, 300);

   155         textArea = new JTextArea("Hello World!");

   156         scrollPane = new JScrollPane(textArea);

   157         JPanel panel = new JPanel(new BorderLayout());

   158         panel.add(scrollPane, BorderLayout.CENTER);

   159         frame.getContentPane().add(panel);

   160         frame.setVisible(true);

   161     }

   162 }