The code below is example which toggles view which covers status bar.

ruby>>
import UIKit

class
ViewController: UIViewController {

var	uWindow:	UIWindow!

@IBAction	func
Do( AnyObject! ) {
	if uWindow {
		uWindow = nil
	} else {
		uWindow = UIWindow( frame: UIApplication.sharedApplication().statusBarFrame )
		uWindow.backgroundColor = UIColor( white:0, alpha:0.5 )
		uWindow.windowLevel = UIWindowLevelStatusBar + 1
		uWindow.hidden = false;
	}
}

}

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