ios - LandScape Orientation on iPhone Not Work Correctly -

recently develop application using swift in xcode 6.3.
application support iphone , ipad in landscape mode (both right , left)
have set

supported interface orientation

in info.plist landscaperight , left ipad,iphone , universal
in ipad work correctly in iphone 1 landscape mode work , dont change when rotating device
add appdelegate

func application(application: uiapplication, supportedinterfaceorientationsforwindow window: uiwindow?) -> int     {         return int(uiinterfaceorientationmask.landscape.rawvalue)     } 

but not work
, adding code root viewcontroller

override func shouldautorotate() -> bool     {         return true     }      override func supportedinterfaceorientations() -> int     {          return int(uiinterfaceorientationmask.landscaperight.rawvalue | uiinterfaceorientationmask.landscapeleft.rawvalue)     }      override func preferredinterfaceorientationforpresentation() -> uiinterfaceorientation     {         return uiinterfaceorientation.landscaperight     } 

but dont work either
body know whats going on in iphone?
tnx adv

1. in project navigator select project
2. tap target in target list
3. select "general" tab

you find "landscape left" , "landscape right" checkboxes in deployment info section