初期化メソッド

[UIWindow]

UIWindow *window=[[UIWindow alloc] initWithFrame:(CGRect)];

[UIView]

UIView *view=[[UIView alloc] initWithFrame:(CGRect)];

[UIScreen]

CGRect screenBounds=[[UIScreen mainScreen] bounds];
CGRect screenBounds=[[UIScreen mainScreen] applicationFrame];

[UITextView]

UITextView *textView=[[UITextView alloc] initWithFrame:(CGRect)];

[UIColor]

UIColor *color=[[UIColor alloc] initWithWhite:(float) alpha:(float)]
UIColor *color=[[UIColor alloc] initWithRed:(float) green:(float) blue:(float) alpha:(float)];

[UISegmentedControl]

UISegmentedControl *segmentedControl=[[UISegmentedControl alloc] initWithItems:nil];

[UINavigationController]

UINavigationController *navigationController=[[UINavigationController alloc] initWithRootViewController:(RootViewController)];