1 /*
   2  * Copyright (c) 2005, 2012, 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 
  24 /*
  25  * @test
  26  * @key headful
  27  * @bug 7154048
  28  * @summary Window created under a mouse does not receive mouse enter event.
  29  *     Mouse Entered/Exited events should be generated during dragging the window
  30  *     out of the frame and to the frame.
  31  * @library ../../regtesthelpers
  32  * @build Util
  33  * @author alexandr.scherbatiy area=awt.event
  34  * @run main DragWindowOutOfFrameTest
  35  */
  36 import java.awt.*;
  37 import java.awt.event.*;
  38 import javax.swing.*;
  39 
  40 import java.util.concurrent.*;
  41 
  42 import test.java.awt.regtesthelpers.Util;
  43 
  44 public class DragWindowOutOfFrameTest {
  45 
  46     private static volatile int dragWindowMouseEnteredCount = 0;
  47     private static volatile int dragWindowMouseExitedCount = 0;
  48     private static volatile int dragWindowMouseReleasedCount = 0;
  49     private static volatile int buttonMouseEnteredCount = 0;
  50     private static volatile int buttonMouseExitedCount = 0;
  51     private static volatile int labelMouseEnteredCount = 0;
  52     private static volatile int labelMouseExitedCount = 0;
  53     private static volatile int labelMouseReleasedCount = 0;
  54     private static MyDragWindow dragWindow;
  55     private static JLabel label;
  56     private static JButton button;
  57 
  58     public static void main(String[] args) throws Exception {
  59 
  60         Robot robot = new Robot();
  61         robot.setAutoDelay(50);
  62 
  63         SwingUtilities.invokeAndWait(new Runnable() {
  64 
  65             @Override
  66             public void run() {
  67                 createAndShowGUI();
  68             }
  69         });
  70 
  71         robot.waitForIdle();
  72 
  73         Point pointToClick = Util.invokeOnEDT(new Callable<Point>() {
  74 
  75             @Override
  76             public Point call() throws Exception {
  77                 return getCenterPoint(label);
  78             }
  79         });
  80 
  81 
  82         robot.mouseMove(pointToClick.x, pointToClick.y);
  83         robot.mousePress(InputEvent.BUTTON1_MASK);
  84         robot.waitForIdle();
  85 
  86         if (dragWindowMouseEnteredCount != 1 && dragWindowMouseExitedCount != 0) {
  87             throw new RuntimeException(
  88                     "Wrong number mouse Entered/Exited events on Drag Window!");
  89         }
  90 
  91         Point pointToDrag = Util.invokeOnEDT(new Callable<Point>() {
  92 
  93             @Override
  94             public Point call() throws Exception {
  95                 label.addMouseListener(new LabelMouseListener());
  96                 button.addMouseListener(new ButtonMouseListener());
  97                 return getCenterPoint(button);
  98             }
  99         });
 100 
 101         robot.mouseMove(450, pointToClick.y);
 102         robot.waitForIdle();
 103 
 104         if (labelMouseEnteredCount != 0 && labelMouseExitedCount != 1) {
 105             throw new RuntimeException(
 106                     "Wrong number Mouse Entered/Exited events on label!");
 107         }
 108 
 109         robot.mouseMove(450, pointToDrag.y);
 110         robot.waitForIdle();
 111 
 112         if (labelMouseEnteredCount != 0 && labelMouseExitedCount != 1) {
 113             throw new RuntimeException(
 114                     "Wrong number Mouse Entered/Exited events on label!");
 115         }
 116 
 117         if (buttonMouseEnteredCount != 0 && buttonMouseExitedCount != 0) {
 118             throw new RuntimeException(
 119                     "Wrong number Mouse Entered/Exited events on button!");
 120         }
 121 
 122         robot.mouseMove(pointToDrag.y, pointToDrag.y);
 123         robot.waitForIdle();
 124 
 125         if (buttonMouseEnteredCount != 1 && buttonMouseExitedCount != 0) {
 126             throw new RuntimeException(
 127                     "Wrong number Mouse Entered/Exited events on button!");
 128         }
 129 
 130         robot.mouseRelease(InputEvent.BUTTON1_MASK);
 131         robot.waitForIdle();
 132 
 133         if (labelMouseReleasedCount != 1) {
 134             throw new RuntimeException("No MouseReleased event on label!");
 135         }
 136     }
 137 
 138     private static Point getCenterPoint(Component comp) {
 139         Point p = comp.getLocationOnScreen();
 140         Rectangle rect = comp.getBounds();
 141         return new Point(p.x + rect.width / 2, p.y + rect.height / 2);
 142     }
 143 
 144     private static void createAndShowGUI() {
 145 
 146         JFrame frame = new JFrame("Main Frame");
 147         frame.setLocation(100, 100);
 148         frame.setSize(300, 200);
 149         frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
 150 
 151         label = new JLabel("Label");
 152 
 153         DragWindowCreationMouseListener listener = new DragWindowCreationMouseListener(frame);
 154         label.addMouseListener(listener);
 155         label.addMouseMotionListener(listener);
 156 
 157         button = new JButton("Button");
 158         Panel panel = new Panel(new BorderLayout());
 159 
 160         panel.add(label, BorderLayout.NORTH);
 161         panel.add(button, BorderLayout.CENTER);
 162 
 163         frame.getContentPane().add(panel);
 164         frame.setVisible(true);
 165 
 166     }
 167 
 168     private static Point getAbsoluteLocation(MouseEvent e) {
 169         return new Point(e.getXOnScreen(), e.getYOnScreen());
 170     }
 171 
 172     static class MyDragWindow extends Window {
 173 
 174         public MyDragWindow(Window parent, Point location) {
 175             super(parent);
 176             setSize(500, 300);
 177             setVisible(true);
 178             JPanel panel = new JPanel();
 179             add(panel);
 180             setLocation(location.x - 250, location.y - 150);
 181             addMouseListener(new DragWindowMouseListener());
 182         }
 183 
 184         void dragTo(Point point) {
 185             setLocation(point.x - 250, point.y - 150);
 186         }
 187     }
 188 
 189     static class DragWindowCreationMouseListener extends MouseAdapter {
 190 
 191         Point origin;
 192         Window parent;
 193 
 194         public DragWindowCreationMouseListener(Window parent) {
 195             this.parent = parent;
 196         }
 197 
 198         @Override
 199         public void mousePressed(MouseEvent e) {
 200             if (dragWindow == null) {
 201                 dragWindow = new MyDragWindow(parent, getAbsoluteLocation(e));
 202             } else {
 203                 dragWindow.setVisible(true);
 204                 dragWindow.dragTo(getAbsoluteLocation(e));
 205             }
 206         }
 207 
 208         @Override
 209         public void mouseReleased(MouseEvent e) {
 210             labelMouseReleasedCount++;
 211             if (dragWindow != null) {
 212                 dragWindow.setVisible(false);
 213             }
 214         }
 215 
 216         public void mouseDragged(MouseEvent e) {
 217             if (dragWindow != null) {
 218                 dragWindow.dragTo(getAbsoluteLocation(e));
 219             }
 220         }
 221     }
 222 
 223     static class DragWindowMouseListener extends MouseAdapter {
 224 
 225         @Override
 226         public void mouseEntered(MouseEvent e) {
 227             dragWindowMouseEnteredCount++;
 228         }
 229 
 230         @Override
 231         public void mouseExited(MouseEvent e) {
 232             dragWindowMouseExitedCount++;
 233         }
 234 
 235         @Override
 236         public void mouseReleased(MouseEvent e) {
 237             dragWindowMouseReleasedCount++;
 238         }
 239     }
 240 
 241     static class LabelMouseListener extends MouseAdapter {
 242 
 243         @Override
 244         public void mouseEntered(MouseEvent e) {
 245             labelMouseEnteredCount++;
 246         }
 247 
 248         @Override
 249         public void mouseExited(MouseEvent e) {
 250             labelMouseExitedCount++;
 251         }
 252     }
 253 
 254     static class ButtonMouseListener extends MouseAdapter {
 255 
 256         @Override
 257         public void mouseEntered(MouseEvent e) {
 258             buttonMouseEnteredCount++;
 259         }
 260 
 261         @Override
 262         public void mouseExited(MouseEvent e) {
 263             buttonMouseExitedCount++;
 264         }
 265     }
 266 }