Re: GtkTreeView column-changed?

[Jonathan Blandford <jrb redhat com>]

vishnu pobox com writes:

> On Tue, Oct 09, 2001 at 11:19:13PM -0400, Jonathan Blandford wrote:
> > vishnu pobox com writes:
> > > Is there any way to tell the view to redraw a column?
> > > 
> > > i have two columns.  One is staying the same and one is changing.  Do
> > > i have to emit row-changed for all visible rows?
> > 
> > Well, you emit a "row_changed" signal the view redraws those rows, and
> > redraws columns appropriately.  How exactly are you doing your model?
> 
> i'm using the array-based model which we discussed before.  There is
> one pointer for each row.  i use gtk_tree_view_insert_column_with_data_func
> for each column, doing various transformations on the data to present
> it to the user.
> 
> In this particular case, i have one column which is dependent on
> global state QZ and one column which does not depend on QZ.  So when
> QZ changes, i know only one column need to be redrawn
> 
> It's not a big deal, but you should know all the use-cases.

Well, the point of the GtkTreeModel interface is to let the GtkTreeView
know when the model changes.  It seems like you are trying to work
around it as much as possible.  Exactly how big is your model?

Thanks,
-Jonathan