System/Library/PrivateFrameworks/SpringBoardFoundation.framework

SBStatusBarLegibilityGradientView.h

Download SBStatusBarLegibilityGradientView.h

1. NSObject
2. >
3. UIResponder
4. >
5. UIView

@interface SBStatusBarLegibilityGradientView : UIView

+ (Class)layerClass;

@end