Re: example of python script

[Murray Cumming <murrayc murrayc com>]

On Thu, 2009-01-08 at 17:50 +0100, Murray Cumming wrote:
> On Wed, 2009-01-07 at 03:44 +1100, J. Donald R. de Raadt wrote:
> > I am new to GLOM and would like to use it instead of FileMaker. I have 
> > managed most things except writing a python script for a button. I 
> > manage OK with field calculations, but I have no idea of how to manage a 
> > button script. The button script in one of the database examples is far 
> > too complex for a newbie to follow. To get started, I need a simple 
> > example with a couple of field manipulations, done through a button 
> > rather than field definition: e.g. combine two text fields together, or 
> > multiply price by quantity. Thanks in advance.
> > Donald
>
> You can get field values in a button script just as you would in a field
> definition. For instance:
> http://library.gnome.org/users/glom/unstable/sec-calculated-fields.html.de#field-values
>
> But unfortunately, you cannot currently use that same syntax to _set_
> values. I filed a bug about that so we can implement it eventually:
> http://bugzilla.gnome.org/show_bug.cgi?id=567041

That's implemented now, so it will be possible in Glom 1.14.

> In the meantime, you can set the values directly in the Postgres
> database, using the pygda API. Unfortunately, like many Python APIs,
> that's not really documented yet.
>
> But here's a little example:
> http://library.gnome.org/users/glom/unstable/sec-calculated-fields.html.en#using-the-full-pygda-api
>
> There are other examples in my "Repository Analyzer" Glom system:
> http://www.murrayc.com/blog/permalink/2006/10/25/repository-analyzer-improvements/


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