gistfile1.txt

- (NSToolbarItem *)toolbar:(NSToolbar *)toolbar itemForItemIdentifier:(NSString *)itemIdentifier willBeInsertedIntoToolbar:(BOOL)flag
{
    if (itemIdentifier == @"cheese")
    {NSLog(@"asking for it");
        if (!item)
        {
            item = [[X alloc] initWithItemIdentifier:itemIdentifier];

            [item setLabel:@"HELLO THERE"];
            [item setPaletteLabel:@"HELLO THERE"];

            NSLog(@"%@", item);
        }
        
        return item;
    }

    return nil;
}