[gtkada] Handler for tree view row expanded signal

[Dmitry A. Kazakov]

On Wed, 28 Dec 2011 11:47:05 +0100, you wrote:

> Then, in the body I get the Path by
> 
> Tree_Path := Gtk_Tree_Path (Get_Proxy (Nth (Params, 1)));

> 3 questions:
> 1) getting the tree path in this way does not give a valid path

The first parameter is iterator, path is the second parameter:

   Path := Get_Tree_Path (Nth (Params, 2));

> 2) must the path be free'd by calling path_free ?

No. AFAIK, the implementation of Get_Tree_Path does not copy the path.

> 3) can I get the iter in a simular way, by extracting it from params 
> (how?) or is the only way to use

   Row := Get_Tree_Iter (Nth (Params, 1));

-- 
Regards,
Dmitry A. Kazakov
http://www.dmitry-kazakov.de