Re: [Gtk2hs-users] Tree view with filter

[Axel S. <Axe...@in...>]

Hi José,

On Dec 15, 2010, at 13:46, José Romildo Malaquias wrote:

> On Tue, Dec 14, 2010 at 06:40:55PM -0200, José Romildo Malaquias  
> wrote:
>> Hello.
>>
>> I want to filter the rows to be presented to the user in a tree  
>> view in
>> the application I am writing.
>
> An updated version of my demo program is attached.
>
> I have enabled updating the tree view model with data from the entries
> in the table.
>
> A screenshot can be found at
> http://www.iceb.ufop.br/decom/prof/romildo/misc/MyTreeViewDemo.png
>
>
> Unfortunatly it is not working yet. When updating the model with data
> from the entries, I am getting the error messages:
>
> ** (MyFilterDemo:16914): CRITICAL **: gtk2hs_store_get_value:  
> assertion
> `iter->stamp == store->stamp' failed
>
> (MyFilterDemo:16914): GLib-GObject-CRITICAL **: g_value_get_boolean:
> assertion `G_VALUE_HOLDS_BOOLEAN (value)' failed
>
> (MyFilterDemo:16914): GLib-GObject-CRITICAL **: g_value_unset:  
> assertion
> `G_IS_VALUE (value)' failed
>

I think you might have passed the wrong model to  
cellLayoutSetAttributes. It needs to be passed the model that contains  
the data, not the FilterModel.

Hope this helps,
Axel

>
> Any help is welcome to solve this.
>
> Also comments on the way I am stucturing this demo are welcome.
>
> Romildo
> < 
> MyFilterDemo 
> .hs 
> > 
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