Re: JComboBox drop-down arrow disappears

From	Daniel Pitts <newsgroup.nospam@virtualinfinity.net>
Newsgroups	comp.lang.java.gui
Subject	Re: JComboBox drop-down arrow disappears
References	<d05844e4-ec76-45ca-bcf3-f3fdabfb3356@v33g2000prm.googlegroups.com>
Message-ID	<S7Vrq.5652$D32.1059@newsfe20.iad> (permalink)
Date	2011-11-01 09:29 -0700

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On 11/1/11 8:40 AM, Amandil wrote:
> Does anyone else have this problem? Is it documented anywhere? Calling
> removeAllItems() on a JComboBox caused the drop-down arrow to
> disappear. It did not reappear even after the JComboBox was
> repopulated.
> (The code is rather long, though I can attach it if someone would need
> it to help with this issue).
>
> I'd appreciate anyone's help with this issue. (That would help me
> learn more about this group as well - useful after seeing people
> getting burned elsewhere...)
>
> --M. Salomon
Two suggestions:

Make sure you're manipulating the combo box only from the EDT.
<http://download.oracle.com/javase/7/docs/api/java/awt/EventQueue.html>

Do provide an SSCCE. This doesn't mean post your "rather long" code, it 
means boil it down to code the shows the exact problem.
<http://sscce.org>

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JComboBox drop-down arrow disappears Amandil <mazwolfe@gmail.com> - 2011-11-01 08:40 -0700
  Re: JComboBox drop-down arrow disappears Daniel Pitts <newsgroup.nospam@virtualinfinity.net> - 2011-11-01 09:29 -0700
  Re: JComboBox drop-down arrow disappears "John B. Matthews" <nospam@nospam.invalid> - 2011-11-01 13:06 -0400
    Re: JComboBox drop-down arrow disappears Roedy Green <see_website@mindprod.com.invalid> - 2011-11-01 23:20 -0700
  Re: JComboBox drop-down arrow disappears Nigel Wade <nmw-news@ion.le.ac.uk> - 2011-11-01 17:31 +0000
    Re: JComboBox drop-down arrow disappears Daniel Pitts <newsgroup.nospam@virtualinfinity.net> - 2011-11-01 10:48 -0700
    Re: JComboBox drop-down arrow disappears Roedy Green <see_website@mindprod.com.invalid> - 2011-11-01 23:22 -0700
  Re: JComboBox drop-down arrow disappears Amandil <mazwolfe@gmail.com> - 2011-11-01 13:22 -0700
  Re: JComboBox drop-down arrow disappears Roedy Green <see_website@mindprod.com.invalid> - 2011-11-01 23:19 -0700
  Re: JComboBox drop-down arrow disappears Bent C Dalager <bcd@pvv.ntnu.no> - 2011-11-02 09:41 +0000
  Re: JComboBox drop-down arrow disappears "dp" <newsgroups@phagia.net> - 2011-11-06 12:14 +0000

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