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> <9haonuFbrhU1@mid.individual.net>
Message-ID	<MhWrq.6233$am1.348@newsfe05.iad> (permalink)
Date	2011-11-01 10:48 -0700

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On 11/1/11 10:31 AM, Nigel Wade wrote:
> On 01/11/11 15:40, 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...)
>>
>
> I have never seen this problem, and I have applications which regularly
> populate/de-populate JComboBox items.
>
> Follow Daniel's advice. Ensure all your manipulation of the JComboBox is
> done on the EDT. Strip your code down to the smallest possible example
> which demonstrates the problem, if you intend to post. This action in
> itself very often identifies what's wrong.
>
Also, if you do find the solution, it is good etiquette to post what you 
discovered as a follow up to your original post, even if it was (or 
wasn't) something suggested here.

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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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