Cocoa4Android is cocoa touch like framework for android,it enabled you to develop android apps just like iOS apps.

supported UIViews
UIView,UITextField,UIButton,UIImageView,UILabel UIWebView

highly recommended
UITableView UITableViewCell

supported UIViewControllers
UIViewController UINavigationController UITabViewController

other stuff
CGRect CGPoint CGSize
UIColor UIImage UIFont
NSArray NSMutableArray NSDictionary NSMutableDictionary NSUserDefaults NSDate...