Re: [E-devel] [PATCH] Elementary lists: backport the scroller edge smart callbacks

[Rui M. S. S. <rm...@14...>]

Em 10-11-2010 03:10, Carsten Haitzler (The Rasterman) escreveu:
> well to some extent genlist does it - but it comes at the cost of genlist
> having to query and figure out the size of every element. if your data is
> "expensive" to fetch you could use this for pagination of the content
> yourself. though as such if fetching is "expensive" (heavy disk io, network io
> etc.)  then it might be better to "add" items even though you dont have the
> data yet from the other end and when requested you do an async fetch of the
> item. return dummy empty strings/icons etc. until the result comes back (and
> then cache the result and update the item(s) u got the result(s) for).

Last time I tried to update a genlist so I could have relative timings 
in elmdentica I got very garbled genlists:

http://files.1407.org/1-ed_before_item_update.png
http://files.1407.org/2-ed_after_item_update.png

Dragging the list fixed the display but... that's not really the solution:

http://files.1407.org/3-ed_after_dragging.png

Rui