Re: Questions on Combo inside TreeView

[Murray Cumming <murrayc murrayc com>]

On Mon, 2005-03-14 at 18:40 -0300, Leandro Fanzone wrote:
> 
> Murray Cumming wrote: 
> > On Mon, 2005-03-14 at 18:13 -0300, Leandro Fanzone wrote:
> >   
> > > Hello. I'm using Gtk::CellRendererCombo to provide a combobox inside a 
> > > TreeView. I have two questions:
> > > 
> > > 1) The Combo is built from a TreeModel. The field selected with 
> > > property_text_column() is the one to be shown in the combo. How to 
> > > access the other columns for the selected item in the TreeModel? I mean, 
> > > if one item is selected, how to access the values entered in the other 
> > > fields for that item, without having to go through all the children 
> > > comparing strings?
> > >     
> > 
> > If you have the TreeModel::iterator then you can use TreeModel::Row[]
> > just as you would for a TreeView.
> >   
> 
> That's clear; te question is, how to get that iterator? The path you
> get with on_edited deals with the main tree, not with the internal
> tree used to build the combo. Where's the iterator that points to the
> selection?

Oh, I see. I don't think there is any way to access the row in the
CellRendererCombo's model from which the CellRendererCombo got the
chosen text value.

I guess you will need to keep your own mapping.

You might submit a gtk+ bug if this is a big problem for you.
 
-- 
Murray Cumming
murrayc murrayc com
www.murrayc.com
www.openismus.com