UIToolbar

Labels
[[UIBarButtonItem alloc] initWithCustomView:yourCustomView];
 * http://stackoverflow.com/questions/333441/adding-a-uilabel-to-a-uitoolbar
 * http://stackoverflow.com/questions/946496/uilabel-inside-a-uitoolbar-using-ib-is-invisible-on-run-how-fix

Buttons

 * http://howtomakeiphoneapps.com/2009/11/how-to-make-a-toolbar-with-uitoolbar/