[KPhotoAlbum] Sorting by date

[Robert Krawitz]

On Sun, 19 Jan 2014 11:18:13 -0500, Robert Krawitz wrote:
> I'm not sure just when this stopped working correctly (probably
> between last spring and December), but sorting by date (and reading in
> new photos) doesn't work right when multiple photos are taken in a
> quick burst, such that all of the photos have the same modification
> time rounded to the nearest second.  What happens is that the photos
> which were all taken within that same second are in indeterminate
> order.
>
> This is important when I'm photographing a sporting event with my 7D,
> which is 8 fps.  It's disruptive when shots in a burst are out of
> sequence.
>
> My suggestion is rather than just sort by date, to sort by date first
> and then by full filename.  This will work if photographs are imported
> in a way that preserves camera file naming, and is probably the best
> we can do.

Here's a patch.  The change to FileReader.cpp is to fix the
instructions.

I don't really like the SortableImageInfo implementation, since it
copies its members (which is needed for QVector to work).  Perhaps
someone has a better idea how to do this.
-- 
Robert Krawitz                                     <rlk at alum.mit.edu>

MIT VI-3 1987 - Congrats MIT Engineers 5 straight men's hoops tourney
Tall Clubs International  --  http://www.tall.org/ or 1-888-IM-TALL-2
Member of the League for Programming Freedom  --  http://ProgFree.org
Project lead for Gutenprint   --    http://gimp-print.sourceforge.net

"Linux doesn't dictate how I work, I dictate how Linux works."
--Eric Crampton
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