[Gtk-sharp-list] Data-Bound TreeView

Adam Tauno Williams adam at morrison-ind.com
Sat Jan 5 18:49:44 EST 2008

> for the ongoing effort to develop data-bound Gtk# objects, I have some remark 
> when it comes to data-binding a TreeView:
> When storing a tree data structure in an RDBMS, you would normally define a 
> table like this:
> CREATE TABLE treestore (
> 	super_id	INTEGER REFERENCES treestore (id) ON DELETE CASCADE,
> 	name	VARCHAR (35)
> );
> This means: A line in this table, which has super_id = NULL, represents a root 
> node, otherwise it would represent a "branch" (if some other line points at 
> it with its super_id entry), or a "leaf" (otherwise).

When using a TreeView to display data from an RDBMC I think it is much
more common that the subordinate entries are the result of a foreign key
relation (join or secondary select).
          Consonance: an Open Source .NET OpenGroupware client.
 Contact:awilliam at whitemiceconsulting.com   http://freshmeat.net/projects/consonance/
-------------- next part --------------
A non-text attachment was scrubbed...
Name: not available
Type: application/pgp-signature
Size: 194 bytes
Desc: This is a digitally signed message part
Url : http://lists.ximian.com/pipermail/gtk-sharp-list/attachments/20080105/e5ffe0b4/attachment.bin 

More information about the Gtk-sharp-list mailing list