java Gui actionListener help

[ooneguy]

I'm trying to write a java gui program that contains 3 different tabbed pane, 1 tabbed pane consists JComboBox. When i choice using JComboBox, the result will be shown because I using actionListener to create JComboBox result. What i want to do is when I choice JComboBox in one of tabbed pane, it would also show result in another tabbed pane as I have 3 tabbed pane in my program. I've been trying all the ways i know but i can't write it. Please help me out from this ... Thanks you very much .



String [] quantity = {"0","1","2","3","4","5"};
com1 = new JComboBox (quantity);
com1.setSelectedIndex(0);
com1.addActionListener(new listener());
add (new JLabel ("choice"));
add (com1);


private class listener implements ActionListener

{
public void actionPerformed (ActionEvent event)
{

int totalIdx = com1.getSelectedIndex();

if (totalIdx >=0)
label.setText("Total : " + total3[totalIdx]);