Customized back button appears on UIImagePickerController

Question

I use the following code to customize the back button on the navigation bar throughout my application:

UIImage *backButton = [[UIImage imageNamed:@\"backButt         


        

Answer 1

1.for swift and ios9(the above answer will be like) --

    UIBarButtonItem.appearanceWhenContainedInInstancesOfClasses([UIImagePickerController.self]).setBackButtonBackgroundImage(UIImage(named: "blank-button"), forState: UIControlState.Normal, barMetrics: UIBarMetrics.Default)

2.if you want to modify backIndicatorImage of UINavigationBar

UINavigationBar.appearanceWhenContainedInInstancesOfClasses([UIImagePickerController.self]).backIndicatorImage = UIImage(named: "backButton")//or nil

3.if you want to modify backIndicatorTransitionMaskImage

UINavigationBar.appearanceWhenContainedInInstancesOfClasses([UIImagePickerController.self]).backIndicatorTransitionMaskImage =UIImage(named: "backButton")// nil