[Digikam-devel] About retrieving tags from digikam and tags properties

[Gilles Caulier]

2010/6/14 Marcel Wiesweg <marcel.wiesweg at gmx.de>:
>
>> Thank you Gilles for fast answering, but this code is about how to retrieve
>> tags from one image and I need to retrieve the tag tree containing all tags
>> from digikam.
>>
>> For example, let's say we have two photos in gpssync2 and we want that
>> reverse geocoding tags country name as childs for "Places" tag. We select
>> Places tag.
>>
>> root Tag---Friends
>>              \--Places
>>
>> And after applying reverse geocoding process, the tag tree will look like
>> this:
>>
>> root Tag---Friends
>>              \--Places---France
>>                            \--Germany
>>
>> That's why I need digikam tag tree in kipi interface; to give the user the
>> possibility to select where he wants to integrate new resulted tags in tag
>> hierarchy.
>
> Ok you only need to select one parent tag, for creation of a new tag
> hierarchy? For this, you really should use the tree views provided by the host
> application. I am no expert in the kipi API, Gilles gave you pointers. If
> there is no method yet, we need to add one, really.
> Just that you dont start implementing your own model and view; that's not
> trivial.
>
> As to the database changes: The suggested changes are fine for you?
>
> Gilles:
> We will then have two new sets of attributes:
> 1) Attributes for tags (not related to any individual image)
> 2) Attributes for a tag-image association
> The problem is number 1), it seems there is no such global attributes method
> yet in libkipi?

Yes, there is no such attribute like this for the moment.

This can be extended of course...

Gilles