Re: [Tracker] Tracker DBus API

[Martyn Russell <martyn lanedo com>]

On Thu, 2010-07-22 at 10:39 +0300, Andrei Mirestean wrote:
> Hello, 

Hi,

> I am a Google Summer of Code student working for Maemo on the project
> "Porting Canola to Maemo 5". One of the aims of the project is to
> integrate Canola with Tracker.
> Most of the things are currently working, but I have some problems
> making some queries. Maemo5 and N900 are using Tracker (0.6.95, the
> dbus method Tracker.GetVersion() returns 695). 

OK. We would recommend you try a more recent version of Tracker but if
it is for the N900, then you have to use 0.6.9x I guess.

> How can I count the number of rows that will be returned by a
> Tracker.Search.Query() call? Currently I'm using

Most queries from the old API return a GPtrArray which has a ->len
available. That should be what you want.

>  Tracker.Metadata.GetCount() method but it fails in some situations.
> For example to get the number of images I use GetCount('Images',
> 'File:Name', '') but it will return a wrong number if there are files
> with the same name in different folders. Is there any field that holds
> the fullpath that I should use instead of File:Name? 

There is, I am trying to remember what it is now, if memory serves, you
have to concatenate File:Path and File:Name.

-- 
Regards,
Martyn