It probably could just be a disclaimer in the documentation about the 
roles.  It is also fun when it tries to load an image with the string 
you give it.  I've done it, others will do it. It's not Wt's fault and 
you look at the code and think "I guess that function parameter is 
important."

Regards,
Thomas

On 08/04/2011 02:23 AM, Koen Deforche wrote:
> Hey Peter,
>
> 2011/8/4 Peter Wood<[email protected]>:
>> I have been fighting with this for  a few days now. I am trying to
>> implement a WAbstractItemModel class.  In the end the backend will be a
>> database with large amounts of data.
>> Most of the implementation details are inspired by the
>> WStandardItemModel implementation.
> You could also take inspiration from the Dbo/QueryModel which is more
> simple and perhaps closer to your end goal (loading data on-demand
> from a database) ?
>
> Also, WAbstractTableModel is probably a more sane base class choice
> for a tabular model.
>
>> When I use the model from the code below with a WTableView, the text in
>> all the cells is rendered as hyperlinks (base+/?_=1...). This is not
> That is because you return the same string for all roles (including
> the UrlRole).
> You need to check that you only return data from the DisplayRole.
>
> This seems to be a regretful choice from our side, since this is
> common mistake in implementing your first item model...
>
> Regards,
> koen
>
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