Re: How to retrieve the data of the selected row in TreeView containing GtkListStore

[Tim Müller <zen18864 zen co uk>]

On Sunday 23 November 2003 03:04, chenjun1@egr.msu.edu wrote:

Hi,

> I'm trying to retrieve the data of the selected row in TreeView containing
> GtkListStore.But not succeded. Is it possible to finish this
> functionality? Is there something wrong with my code? or will you just
> give a example having that functionality.
> (snip)
>
> 	if(gtk_tree_selection_get_selected (selection, &model, &iter))
> 	{
> 		char *str;
>     		gtk_tree_model_get_value(model, &iter,
>                              0, &str);
>     		g_print ("%s\n", str);
>     		g_free (str);
> 	}

You need to use a GValue with gtk_tree_model_get_value(). Most likely you're 
looking for something along the lines of:

if (gtk_tree_selection_get_selected(sel,&model,&iter))
{
   gchar *str;

   gtk_tree_model_get(model, &iter, 0, &str, -1);

   if (str)
  {
     ......
  }
}

Cheers
-Tim

PS: There's a GtkTreeView/C tutorial at http://scentric.net/tutorial/  - you 
might find some of the code examples useful