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Re: Getting the click position in a string

From: David Kastrup
Subject: Re: Getting the click position in a string
Date: Thu, 27 Apr 2006 20:33:37 +0200
User-agent: Gnus/5.11 (Gnus v5.11) Emacs/22.0.50 (gnu/linux)

Stefan Monnier <address@hidden> writes:

>> Factoring the keymap and partial keymaps out into a separate function
>> would probably not be trivial.  But even if code reuse might not be
>> practical, I think that something like posn-key-binding should be
>> implemented in keyboard.c so that there is some guarantee it will
>> deliver the same results.
> I think it only makes sense to write it in the C code if the resulting code
> can be shared with Fread_key_sequence.  Until such a reorg is done, it'd be
> good to provide the function in subr.el along the other posn-* functions.
> But in order not to make it appear like an "accessor function", maybe it'd
> be better to name it differently, e.g. "posn-lookup-key-binding".
> Of course, another way to do it is to change `key-binding' so that it
> accepts a `posn' argument (and/or an event argument).

If it accepted an event instead of a keymap, that would be reasonably
convenient.  There is a certain danger that this extension would be
obscure: people might not know where to look for it in general.

David Kastrup, Kriemhildstr. 15, 44793 Bochum

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