Re: undo-tree.el

[Samuel Wales]

Message for Toby.

(Toby's email doesn't work.)

On 2009-12-05, Samuel Wales <address@hidden> wrote:
> Still enjoying the package.
>
> Bug (muahahaha).
>
> It seems to put point in the wrong place sometimes.  It would be good
> to see all changes that are made by an undo or a redo.  Sometimes you
> are in a place, and you do undo or redo and it makes the change to
> that place but shows you a different place (where you have another
> change).
>
> If you make a change in one place, then go to another place and make
> another change, then undo, then undo, you will see the first place
> undone.  But redo redoes and moves you to the new place.  So there is
> no way to see the first place changed using undo and redo.
>
> If you fixed it to show the first place changed, then you would not
> show the second place unchanged.
>
> Thus there is no symmetric fix.
>
> Perhaps asymmetry would help.  Undo acts as now.  Undo again also acts
> as now.  But if you redo, then you see the change in the first place
> without moving point.  Redo again makes change in second place (so you
> miss the change), but undo at that point acts as now so you see the
> change.
>
> If I am not too fogged, then this is a solution.  If you don't see
> what you changed, just undo then redo, or redo then undo.
>
> I think I am suggesting that redo should move point before a change.
>
> I don't know if undo-the-undo works this way but I suspect it does, as
> I never had this problem before.
>
> Hope this helps.
>
>
> Samuel
>
> --
> Q: How many CDC "scientists" does it take to change a lightbulb?
> A: You only think it's dark. [CDC has denied ME/CFS for 25 years]
> =================================================================
> Retrovirus: http://www.wpinstitute.org/xmrv/xmrv_qa.html
>


-- 
Q: How many CDC "scientists" does it take to change a lightbulb?
A: You only think it's dark. [CDC has denied ME/CFS for 25 years]
=================================================================
Retrovirus: http://www.wpinstitute.org/xmrv/xmrv_qa.html