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Re: Emacs completion matches selection UI

From: Stefan Monnier
Subject: Re: Emacs completion matches selection UI
Date: Fri, 03 Jan 2014 14:32:40 -0500
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/24.3.50 (gnu/linux)

>> > (Though I don't think the `completion-at-point' mechanism is really rich
>> > enough to let Predictive do its stuff properly; in particular updating
>> > the frequency data after completing.)
>> Seems that :exit-function can be used for this. See 
>> `completion-extra-properties'.
> Thanks for the pointer. Unfortunately this isn't enough. In a typical
> predictive-mode scenario, there are many possible completion candidates,
> and Predictive needs to display them, and be told which of the candidates
> was selected (or rejected).

I suspect that :exit-function is "enough", tho it might require some
ugly unreliable hacks to get at the needed data.  Please try it out and
M-x report-emacs-bug requesting the extra features/data to be able to
"do it right".


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