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From: "Daniel Pitts" <daniel.pitts@THRWHITE.remove-dii-this>
Subject: Re: closing a specific JF
Message-ID: <1166483007.396950.128280@l12g2000cwl.googlegroups.com>
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Date: Wed, 27 Apr 2011 15:27:31 GMT
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Xref: x330-a1.tempe.blueboxinc.net comp.lang.java.gui:436

  To: comp.lang.java.gui

William Z. wrote:
> I have a JFrame that, when I click "new" in the menu bar, creates
> another JFrame like that of the first. It just runs the following code
> ...
>
> EventQueue.invokeLater(new Runnable() {
>    public void run() {
>       MyApp app = new MyApp();
>       app.createGUI();
>    }
> });
>
> And inside the createGUI() method is this ...
>
> addWindowListener(new WindowListener() {
>    public void windowOpened(WindowEvent arg0) {}
>    public void windowClosed(WindowEvent arg0) {}
>    public void windowIconified(WindowEvent arg0) {}
>    public void windowDeiconified(WindowEvent arg0) {}
>    public void windowActivated(WindowEvent arg0) {}
>    public void windowDeactivated(WindowEvent arg0) {}
>    public void windowClosing(WindowEvent arg0) {
>       System.exit(0);
>    }
> });
>
> As it works right now, when I close a window, all the windows close and
> I'd just like to close only that specific window in which the user
> clicked the close button.
>
> Any help much appreciated.

The System.exit(0); call tells the JVM to terminate the program....
Don't use the addWindowListener at all, instead what you really want is
to call
setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);

Hope this helps,
Daniel.

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