Re: How to filter a treeview?

[Martyn Russell <ginxd btopenworld com>]

On Thu, 2002-10-24 at 13:11, Peeter Vois wrote:
> Hi,
>
> I have to explore the same problem. Right now I know that all(?) renderers
> have an attribute "visible". If this is not set the cell will not be drawn
> on screen. I have to figure out the answer to following question: What
> happens when "visible" is FALSE for all cells in row? Does this row
> disappear or does there be an empty space as high as a row?

No it doesn't, I tried this and it doesn't hide the row, and yes I think
that there should be a function to hide a row.

> How to use the visible attribute: you can make a column into model with
> boolean type of data and then assign renterer's "visible" attribute to
> that column. Now, if you want to hide the cell then turn this flag off on
> the row using gtk_tree/list_store_set.
>
> I do not know if there is another way. I would like to keep this info
> separated from model.
>
> Removing rows from tree model is very bad idea for this purpose, because
> there can be 2 or more treeviews displaying same model. One view might
> want to display one set of rows and another might want to show another set
> of rows.
>
> Best Regards ...
>
>       Peeter Vois
> http://my.tele2.ee/vois
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