> I've run into a situation where occasionally I have thousands of possible 
> options supplied to a SuggestionPopup. As soon as I make the SuggestionPopup 
> visible, the EDT sometimes locks up for more the 600ms. 
...
> Does anyone have any suggested workarounds / solutions?

Have you tried setting an explicit preferred or maximum width on the popup 
itself?

> In the meantime, I'll have to resort to displaying suggestions only once a 
> sufficient number have been filtered out.

From a user interaction standpoint, that might be a better alternative anyways. 
A typical user is probably not going to have the patience to scroll through 
thousands of suggestions.  :-)


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