Snippet needed to add a raised TabBar button in PhoneGap to the TabBar or NativeControls plugin on iOS

raised-tabbar-snippet.m

UIImage* buttonImage = [UIImage imageNamed:@"aperture-tab.png"];
UIButton* button = [UIButton buttonWithType:UIButtonTypeCustom];

button.frame = CGRectMake(0.0, 0.0, buttonImage.size.width, buttonImage.size.height);

[button setBackgroundImage:buttonImage forState:UIControlStateNormal];
[button setBackgroundImage:buttonImage forState:UIControlStateHighlighted];

CGFloat heightDifference = buttonImage.size.height - tabBar.frame.size.height;
CGPoint center = tabBar.center;
center.y = center.y - heightDifference/2.0;
button.center = center;

[ tabBar addSubview:button];