1 /*
   2  * Copyright (c) 2010, 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.
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  23 
  24 /*
  25    @test
  26   @key headful
  27    @bug 6889007
  28    @summary No resize cursor during hovering mouse over JTable
  29    @author Alexander Potochkin
  30 */
  31 
  32 import sun.awt.SunToolkit;
  33 
  34 import javax.swing.*;
  35 import javax.swing.plaf.basic.BasicTableHeaderUI;
  36 import javax.swing.table.JTableHeader;
  37 import java.awt.*;
  38 
  39 public class bug6889007 {
  40 
  41     public static void main(String[] args) throws Exception {
  42         SunToolkit toolkit = (SunToolkit) Toolkit.getDefaultToolkit();
  43         Robot robot = new Robot();
  44         robot.setAutoDelay(20);
  45 
  46         final JFrame frame = new JFrame();
  47         frame.setUndecorated(true);
  48 
  49         SwingUtilities.invokeAndWait(new Runnable() {
  50             public void run() {
  51                 frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
  52 
  53                 JTableHeader th = new JTableHeader();
  54                 th.setColumnModel(new JTable(20, 5).getColumnModel());
  55 
  56                 th.setUI(new MyTableHeaderUI());
  57 
  58                 frame.add(th);
  59                 frame.pack();
  60                 frame.setLocationRelativeTo(null);
  61                 frame.setVisible(true);
  62             }
  63         });
  64         toolkit.realSync();
  65         Point point = frame.getLocationOnScreen();
  66         int shift = 10;
  67         int x = point.x;
  68         int y = point.y + frame.getHeight()/2;
  69         for(int i = -shift; i < frame.getWidth() + 2*shift; i++) {
  70             robot.mouseMove(x++, y);
  71         }
  72         toolkit.realSync();
  73         // 9 is a magic test number
  74         if (MyTableHeaderUI.getTestValue() != 9) {
  75             throw new RuntimeException("Unexpected test number "
  76                     + MyTableHeaderUI.getTestValue());
  77         }
  78         System.out.println("ok");
  79     }
  80 
  81     static class MyTableHeaderUI extends BasicTableHeaderUI {
  82         private static int testValue;
  83 
  84         protected void rolloverColumnUpdated(int oldColumn, int newColumn) {
  85             increaseTestValue(newColumn);
  86             Cursor cursor = Cursor.getPredefinedCursor(Cursor.E_RESIZE_CURSOR);
  87             if (oldColumn != -1 && newColumn != -1 &&
  88                     header.getCursor() != cursor) {
  89                 throw new RuntimeException("Wrong type of cursor!");
  90             }
  91         }
  92 
  93         private static synchronized void increaseTestValue(int increment) {
  94             testValue += increment;
  95         }
  96 
  97         public static synchronized int getTestValue() {
  98             return testValue;
  99         }
 100     }
 101 }