| /* |
| * Copyright (c) 2007, 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 6480024 |
| @library ../../../regtesthelpers |
| @build Util Sysout AbstractTest |
| @summary stack overflow on mouse wheel rotation within Applet |
| @author Andrei Dmitriev: area=awt.event |
| @run applet InfiniteRecursion_3.html |
| */ |
| |
| /** |
| * InfiniteRecursion_3.java |
| * |
| * summary: put a JButton into Applet. |
| * Add MouseWheelListener to Applet. |
| * Rotating a wheel over the JButton would result in stack overflow. |
| */ |
| |
| import java.awt.*; |
| import java.awt.event.*; |
| import javax.swing.*; |
| import test.java.awt.regtesthelpers.Util; |
| import test.java.awt.regtesthelpers.AbstractTest; |
| import test.java.awt.regtesthelpers.Sysout; |
| import java.applet.Applet; |
| |
| public class InfiniteRecursion_3 extends Applet { |
| final static Robot robot = Util.createRobot(); |
| final static int MOVE_COUNT = 5; |
| static int actualEvents = 0; |
| |
| public void init() |
| { |
| setLayout (new BorderLayout ()); |
| }//End init() |
| |
| public void start () |
| { |
| JButton jButton = new JButton(); |
| |
| this.setSize(200, 200); |
| this.addMouseWheelListener(new MouseWheelListener() { |
| public void mouseWheelMoved(MouseWheelEvent e) |
| { |
| System.out.println("Wheel moved on APPLET : "+e); |
| actualEvents++; |
| } |
| }); |
| |
| this.add(jButton); |
| |
| this.setVisible(true); |
| this.validate(); |
| |
| Util.waitForIdle(robot); |
| |
| Util.pointOnComp(jButton, robot); |
| Util.waitForIdle(robot); |
| |
| for (int i = 0; i < MOVE_COUNT; i++){ |
| robot.mouseWheel(1); |
| robot.delay(10); |
| } |
| |
| for (int i = 0; i < MOVE_COUNT; i++){ |
| robot.mouseWheel(-1); |
| robot.delay(10); |
| } |
| |
| Util.waitForIdle(robot); |
| if (actualEvents != MOVE_COUNT * 2) { |
| AbstractTest.fail("Expected events count: "+ MOVE_COUNT+" Actual events count: "+ actualEvents); |
| } |
| }// start() |
| } |