Supplementary view set highlighted

gistfile1.m

- (void) setHighlighted:(BOOL)highlighted
{
    if (highlighted) {
        [self setBackgroundColor:kCellSelectionColour];
        [self.subviews enumerateObjectsUsingBlock:^(id obj, NSUInteger idx, BOOL *stop) {
            [obj setAlpha:0.5];
        }];
    } else {
        [self setBackgroundColor:[UIColor whiteColor]];
        [self.subviews enumerateObjectsUsingBlock:^(id obj, NSUInteger idx, BOOL *stop) {
            [obj setAlpha:1.0];
        }];
    }
}