Groups > comp.lang.java.programmer > #29656

Re: Problem getting the JPopupMenu from the Action it generates

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Date	Wed, 13 Aug 2014 08:02:01 -0700 (PDT)
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Subject	Re: Problem getting the JPopupMenu from the Action it generates
From	FredK <fred.l.kleinschmidt@gmail.com>
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On Wednesday, August 13, 2014 12:37:10 AM UTC-7, Steven Simpson wrote:
> On 13/08/14 01:39, Knute Johnson wrote:
> 
> > I'm having a problem getting the JPopupMenu from an Action that is 
> 
> > generated by the JPopupMenu.  The error is a ClassCastException and it 
> 
> > is saying that what is returned by ActionEvent.getSource() cannot be 
> 
> > cast to a JPopupMenu because it is a JPopupMenu$1. JPopupMenu$1 is an 
> 
> > anonymous class and shouldn't be returned by ActionEvent.getSource().
> 
> 
> 
> Why not?  The JPopupMenu.add(Action) method creates a JMenuItem (of type 
> 
> JPopupMenu$1), adds it to the menu, and returns it.  If you click that 
> 
> item, it will be the source.
> 
> 
> 
> > In the end, I'm trying to get to the component that was right clicked 
> 
> > to pop up the menu.
> 
> 
> 
> Couldn't see anything, but why not pass popupMenu as a constructor 
> 
> argument to someAction?
> 
> 

Better yet, pass the target component (in your case, tf) as an argument
to the someAction constructor.
-- 
Fred K.

Thread

Problem getting the JPopupMenu from the Action it generates Knute Johnson <eternal@knutejohnson.com> - 2014-08-12 17:39 -0700
  Re: Problem getting the JPopupMenu from the Action it generates Steven Simpson <ss@domain.invalid> - 2014-08-13 08:37 +0100
    Re: Problem getting the JPopupMenu from the Action it generates FredK <fred.l.kleinschmidt@gmail.com> - 2014-08-13 08:02 -0700
      Re: Problem getting the JPopupMenu from the Action it generates Knute Johnson <eternal@knutejohnson.com> - 2014-08-13 08:43 -0700
        Re: Problem getting the JPopupMenu from the Action it generates Mike Amling <mamling@chaff.us> - 2014-08-14 00:12 -0500
        Re: Problem getting the JPopupMenu from the Action it generates Steven Simpson <ss@domain.invalid> - 2014-08-14 09:54 +0100
          Re: Problem getting the JPopupMenu from the Action it generates Knute Johnson <eternal@knutejohnson.com> - 2014-08-14 19:20 -0700

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