[pygtk] Re: Stop a row in a TreeView from being draggable

[Murray Cumming]

> Quoting Alan Franzoni:
>
>> If you want to stop *all rows* from being draggable, here's a quick
>> hack:
>>
>> treeview.drag_source_unset()
>> treeview.drag_dest_unset()
>>
>> Truly speaking, they can be dragged anyway, but they won't drop
>> anywhere.
>>
>> If you wanted to prevent just some rows from being dragged... I don't
>> know,
>> maybe you could connect a callback to dynamically set/unset
>> drag_source ,
>> but I think there'll be a better way around that.
>
> Thanx for the reply. I should have mentionned that I need some rows to
> be draggable and some not.

In a gtkmm example, we do this by deriving from the TreeModel and
overriding some of its vfuncs:
http://www.gtkmm.org/docs/gtkmm-2.4/docs/tutorial/html/ch08s06.html

As far as I can tell, this is how to do it in C as well. I'm not sure if
pygtk offers a way to do this.

The gtkmm example:
http://www.gtkmm.org/docs/gtkmm-2.4/docs/tutorial/html/ch08s08.html#id2521693


Murray Cumming
murrayc at murrayc.com
www.murrayc.com
www.openismus.com