GenericToolbar and IB3

About a month and a half ago I got an e-mail from a GenericToolbar user telling me that GenericToolbar didn’t work with Leopard, or more specifically with IB3. The nib file reported a missing plugin and then wouldn’t load because the GenericToolbar class couldn’t be found.

Interface Builder 3 does not use IB2 palettes.

At this time I actually did not have Leopard myself, developer preview or otherwise. As such I wasn’t able to do anything at the time. When I actually did get Leopard, however, I set to work on the problem immediately (after making sure my most mainstream…