gistfile1.m

    var toolbarItem = [[CPToolbarItem alloc] initWithItemIdentifier:anItemIdentifier];

    if ([anItemIdentifier isEqualToString:@"Search"]) { // Search isn't just an image, but a special view
        [toolbarItem setLabel:@"Search"];
        var searchView = [[CPTextField alloc] initWithFrame:CPRectMake(0, 0, 100, 29)];
        [searchView setEditable:YES]; 
        [searchView setBordered:YES]; 
        [searchView setBezeled: YES]; 
        [searchView setBezelStyle:CPTextFieldSquareBezel] 
        [toolbarItem setView:searchView];
        return toolbarItem;
    }