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Re: [O] Outline cycling does not preserve point's position

From: Carsten Dominik
Subject: Re: [O] Outline cycling does not preserve point's position
Date: Tue, 10 Sep 2013 09:58:55 +0200

On 10.9.2013, at 09:53, Suvayu Ali <address@hidden> wrote:

> On Tue, Sep 10, 2013 at 09:32:57AM +0200, Suvayu Ali wrote:
>> On Tue, Sep 10, 2013 at 08:03:32AM +0200, Carsten Dominik wrote:
>>> One more thought:  What if the paragraph motion commands did use elements, 
>>> but
>>> ignored the hierarchy.  So they jump to the next headline, paragraph, 
>>> table, src block, item?
>>> I think this would feel similar to what paragraph motion does in text mode.
>> This is a great suggestion!
> Actually it is not trivial to do this I think.  It requires a lot of
> special handling.  Effectively you have to "flatten" the element tree
> (since there are greater elements, and more fundamental elements).  One
> might then say: aha, just use the leaf nodes.  But again that does not
> work.
> A few examples: although a regular paragraph (whatever that might
> be :-p) could be a leaf, what about a list?  Do we want traversing list
> items or entire lists with this new implementation?

Individual items

>  For a list with one
> line entries, going over entire lists might be desired, on the other
> hand a user might expect to traverse entries when going through a list
> with multi-line or multi-paragraph entries.  Then there are tables, do
> you traverse rows (which are elements AFAIU) or entire tables;

entire tables.

> and so
> on.

I do not think this is is difficult as you are saying.


- Carsten

> As you see this is a rather subjective issue.  I have a few thoughts
> though.  We could discuss this on the list and give a default
> implementation based on the consensus, but it would be nice to give an
> easy way to _write_ a custom paragraph motion command using elements.  I
> am not sure what that might be though :-p.  I will try to think about
> this some more.
> Cheers,
> -- 
> Suvayu
> Open source is the future. It sets us free.

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