140 lines
5.4 KiB
Java
140 lines
5.4 KiB
Java
/*
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* Copyright (c) 2022, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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import java.awt.Point;
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import java.awt.Robot;
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import java.awt.event.InputEvent;
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import java.awt.event.MouseWheelEvent;
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import java.awt.event.MouseWheelListener;
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import javax.swing.DefaultListModel;
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import javax.swing.ListModel;
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import javax.swing.JScrollPane;
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import javax.swing.JFrame;
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import javax.swing.JList;
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import javax.swing.SwingUtilities;
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import javax.swing.UIManager;
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import javax.swing.UnsupportedLookAndFeelException;
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/*
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* @test
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* @key headful
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* @bug 6911375
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* @summary Verifies mouseWheel effect on JList without scrollBar
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*/
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public class TestMouseWheelScroll {
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static JFrame frame;
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static JScrollPane scrollPane;
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static volatile Point p;
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static volatile int width;
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static volatile int height;
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static volatile Point viewPosition;
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static volatile Point newPosition;
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static volatile int direction;
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private static void setLookAndFeel(UIManager.LookAndFeelInfo laf) {
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try {
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UIManager.setLookAndFeel(laf.getClassName());
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} catch (UnsupportedLookAndFeelException ignored) {
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System.out.println("Unsupported L&F: " + laf.getClassName());
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} catch (ClassNotFoundException | InstantiationException
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| IllegalAccessException e) {
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throw new RuntimeException(e);
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}
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}
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public static void main(String[] args) throws Exception {
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for (UIManager.LookAndFeelInfo laf : UIManager.getInstalledLookAndFeels()) {
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System.out.println("Testing L&F: " + laf.getClassName());
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SwingUtilities.invokeAndWait(() -> setLookAndFeel(laf));
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Robot robot = new Robot();
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robot.setAutoDelay(100);
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try {
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SwingUtilities.invokeAndWait(() -> {
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frame = new JFrame();
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JList list = new JList(createListModel());
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// disable list bindings
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list.getInputMap().getParent().clear();
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scrollPane = new JScrollPane(list);
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scrollPane.setVerticalScrollBarPolicy(JScrollPane.VERTICAL_SCROLLBAR_NEVER);
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frame.add(scrollPane);
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frame.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
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frame.setSize(200,200);
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frame.setLocationRelativeTo(null);
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frame.setVisible(true);
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scrollPane.addMouseWheelListener(new MouseWheelListener() {
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@Override
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public void mouseWheelMoved(MouseWheelEvent event) {
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System.out.println(event.getWheelRotation());
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direction = event.getWheelRotation();
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}
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});
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});
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robot.waitForIdle();
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robot.delay(1000);
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SwingUtilities.invokeAndWait(() -> {
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p = frame.getLocationOnScreen();
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width = frame.getWidth();
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height = frame.getHeight();
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});
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robot.mouseMove(p.x + width / 2, p.y + height / 2);
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robot.mousePress(InputEvent.BUTTON1_DOWN_MASK);
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robot.mouseRelease(InputEvent.BUTTON1_DOWN_MASK);
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robot.waitForIdle();
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SwingUtilities.invokeAndWait(() -> {
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viewPosition = scrollPane.getViewport().getViewPosition();
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});
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robot.delay(1000);
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robot.mouseWheel(1);
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robot.delay(500);
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if (direction == -1) {
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robot.mouseWheel(-1);
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}
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SwingUtilities.invokeAndWait(() -> {
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newPosition = scrollPane.getViewport().getViewPosition();
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});
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robot.delay(1000);
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if (newPosition.equals(viewPosition)) {
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throw new RuntimeException("Mouse wheel not handled");
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}
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} finally {
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SwingUtilities.invokeAndWait(() -> {
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if (frame != null) {
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frame.dispose();
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}
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});
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}
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}
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}
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private static ListModel createListModel() {
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DefaultListModel model = new DefaultListModel();
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for (int i = 0; i < 100; i++) {
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model.addElement("element " + i);
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}
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return model;
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}
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}
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