Cursor does not change back to default after resize

Question

Hi all,
I have a modal decorated JDialog, in normal situation, i put the cursor on the border, the curosr will change to resize cursor, so i drag it and the dialog is resized, after resized, the cursor should change back to default cursor when i enter the dialog again, but i found that somotimes after several resizes, the cursor fail to change back to default and remain as the resize cursor.

Answer 1

Hi
I think there is nothing so strange to cause the problem so I did not put it before, but if someone can help me I will be thankful.
public class TestFrame extends JPanel
     private static TestFrame testFrame;
     private JFrame frame;
     public static void main(String args[])
          JDialog.setDefaultLookAndFeelDecorated(true);
          testFrame = new TestFrame();
          testFrame.mainImplementation();
     private void mainImplementation()
          JButton jButton = new JButton("Show dialog");
          jButton.addActionListener(new ButtonActionListener());
          add(jButton);
          frame = new JFrame();
          frame.setContentPane(this);
          frame.setDefaultCloseOperation(JFrame.DO_NOTHING_ON_CLOSE);
          WindowListener l = new WindowAdapter()
               public void windowClosing(WindowEvent e)
                    System.exit(0);
          frame.addWindowListener(l);
          frame.setBounds(0, 0, 500, 500);
          frame.setTitle("Test");
          frame.show();
     class ButtonActionListener implements ActionListener
          public void actionPerformed(ActionEvent e)
               MyDialog jDialog = new MyDialog(frame);
               jDialog.setVisible(true);
     class MyDialog extends JDialog
          public MyDialog(Frame owner)
               super(owner);
               setModal(true);
               getRootPane().setWindowDecorationStyle(JRootPane.FRAME);
               JLabel label1 = new JLabel("Label1");
               JTextField textField1 = new JTextField();
               textField1.setEnabled(false);
               textField1.setMinimumSize(new Dimension(100, 25));
               textField1.setPreferredSize(new Dimension(200, 25));
               JLabel label2 = new JLabel("Label2");
               JTextField textField2 = new JTextField();
               textField2.setEnabled(false);
               textField2.setMinimumSize(new Dimension(100, 25));
               textField1.setPreferredSize(new Dimension(200, 25));
               JLabel label3 = new JLabel("Label3");
               JTextField textField3 = new JTextField();
               textField3.setEnabled(false);
               textField3.setMinimumSize(new Dimension(100, 25));
               textField1.setPreferredSize(new Dimension(200, 25));
               JPanel panel = new JPanel(new GridLayout(3, 2));
               panel.add(label1);
               panel.add(textField1);
               panel.add(label2);
               panel.add(textField2);
               panel.add(label3);
               panel.add(textField3);
               getContentPane().add(panel);
               pack();
}