iOS7GM UINavigationBar appearance setBackgroundImage: forBarMetrics: not working in UIPopoverController

Question

I custom UINavigationBar BackgroundImage using UINavigationBar appearance in iOS7 gm , not working in UIPopoverController. I used this code snippet for iOS7 gm,

[[UINavigationBar appearance] setBackgroundImage:navigationBarBackgroundImage   forBarMetrics:UIBarMetricsDefault];

The above code was setted in AppDelegate

Answer 1

When navigation controllers are inside popovers, their navigation bar's appearance is set to match the background of the popover.

To customize the background of the popover, you should use a custom UIPopoverBackgroundView class.