I have a frame, which having a disabled jcombobox. When i click on the disabled jcombobox it acts like a button on the rollover. This is incorrect disabled component should not any effect. I have attached the screen shot of the same.

Step to reproduce:
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1) Run the below testcase.
2) Click onthe combobox. If you see the jcombobox acting like a button on rollover then the bug is reproduced.

TestCase
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 import javax.swing.JFrame;
import javax.swing.JComboBox;
import java.util.Vector;
import javax.swing.JButton;

public class ScrollBarVisibleBug {
JFrame frame = null;
JComboBox combo1=null;
JComboBox combo2= null;
JButton b = new JButton("Press Me");
ScrollBarVisibleBug(){
frame = new JFrame();
frame.setLayout(new java.awt.FlowLayout());

Vector items1 = new Vector();
items1.add("karen");
//frame.add(combo1 = new JComboBox(items1));

Vector items2 = new Vector();
items2.add("One");
items2.add("two");
items2.add("three");
items2.add("four");
items2.add("five");
items2.add("six");
items2.add("seven");
items2.add("eight");
items2.add("nine");
items2.add("Lawrence");
items2.add("LawrencePremKumar");
frame.add(combo2 = new JComboBox(items2));
combo2.setEnabled(false);
b.setEnabled(false);
frame.add(b);
frame.setSize(300,300);
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setVisible(true);
}
public static void main(String []args){
javax.swing.SwingUtilities.invokeLater(new Runnable(){
public void run(){
new ScrollBarVisibleBug();
}
});
}
}
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