Re: GtkTreeModelSort + GtkTreeModelFilter

[muppet <scott asofyet org>]

On Aug 23, 2005, at 7:27 AM, Jens Luedicke wrote:

> muppet wrote:
>
> > Sure you can.  See attached example, modelmodelmodel.pl...  a sorted
> > and filtered list.  That's probably a rather heavyweight way to  
> > do  it,
> > but it is at least possible.
>
> it doesn't work if you try to use a custom sort compare function.
> TreeModelSort passes the underlying TreeModelFilter model to the  
> compare
> function. which doesn't provide the get_sort_column_id method.
>
> my $sort_func = sub {
>     my ($model,$a,$b) = @_;
>     my ($sort_column_id,$order) = $model->get_sort_column_id;

That just means you wind up with tight coupling because of having to  
do things like

    my ($sort_column_id, $order) = $model->get_child_model- 
>get_sort_column_id;

(or is that just "get_model"?)


I didn't say it was "great", just "possible".  ;-)


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With treatment, it will last about a week.
  -- conventional wisdom