[KPhotoAlbum] Testers wanted: Show date-range for tags and performance

Robert Krawitz rlk at alum.mit.edu
Sun Apr 14 00:06:02 CEST 2019

On Sat, 13 Apr 2019 23:49:19 +0200, Johannes Zarl-Zierl wrote:
> Am Samstag, 13. April 2019, 20:35:01 CEST schrieb Robert Krawitz:
>> On Sat, 13 Apr 2019 15:18:31 +0200, Johannes Zarl-Zierl wrote:
>> > Hi,
>> > 
>> > I've implemented a display of date ranges of tags. I.e. when browsing,
>> > you'll now see the time range of the images tagged with that specific
>> > tag.
>> Not sure how much I like this.  It's a bit cluttered, and the
>> start/end dates don't line up in columns (partly because of the date
>> format).
> Well, one option would be to make two columns instead, as shown in
> the attached screenshot.

That would be better.

>> Which brings me to, the fixed date format (d. MMM yyyy) is not a very
>> natural one to everybody.  I'd rather have the date format either
>> taken from the locale or be user-specified, perhaps from a menu.  This
>> wouldn't be too difficult for display purposes, but the hard-coded
>> regexp for parsing dates presents problems.
> I'm not so sure if I want yet another configuration option. Using
> the locale would be preferable from my point of view.

That's not unreasonable, at least for starters.

>> Also curious why it's done with a regexp rather than
>> QDateTime::fromString, if anybody knows.
> My first guess would be "historical reasons", but probably the main
> reason is the fuzzy date support. QDateTime is exactly one point in
> time, while ImageDate needs to do much more: e.g. instead of
> "2019-01-01 - 2019-12-31" it would show plain "2019", while a
> non-fuzzy date would show everything including seconds.

True (although we might want to think about that).

> I guess it would not hurt at this point to revisit the
> ImageDate::toString() function and see if we can do better. If
> nobody objects, though, I'd do this independently of this feature
> branch...

Absolutely.  That's a different feature.
Robert Krawitz                                     <rlk at alum.mit.edu>

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