Re: Combobox how to disable edit but allow select

From:
"John_Woo" <john_woo@canada.com>
Newsgroups:
comp.lang.java.programmer
Date:
27 Sep 2006 17:29:36 -0700
Message-ID:
<1159403376.199660.212420@k70g2000cwa.googlegroups.com>
Michael Rauscher wrote:

John_Woo schrieb:

Hi,

after setEditable(false) in a JComboBox, it can't allow to select a
item (display blank).

I'm wondering, how to disable the edit but with select function enable?


import javax.swing.*;

public class Test {

     public static final void main( String args[] ) throws Exception {
         JComboBox comboBox = new JComboBox(
                 new String[]{"1.", "2.", "3."} );
         comboBox.setEditable( false );
         JFrame frame = new JFrame("Test");
         frame.setDefaultCloseOperation( JFrame.DISPOSE_ON_CLOSE );
         frame.setContentPane( comboBox );
         frame.pack();
         frame.setVisible( true );
     }
}

Works for me.

Bye
Michael


Thanks lots, but my case

class MyComboBox extends JComboBox implements ActionListener
{
    MyComboBox()
    {
        addItem("a");
        addItem("b");
        addItem("c");
        setEditable( false );
        addActionListener( this); //line A

    }
}

without line A it works as yours, but with line A, it just couldn't
work (whenever select, it left it blank).

Can you fix it?

--
John

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