IOS UIStatusBar

[selfsetNeedsStatusBarAppearanceUpdate];

- (UIStatusBarStyle)preferredStatusBarStyleNS_AVAILABLE_IOS(7_0);// Defaults to UIStatusBarStyleDefault

- (BOOL)prefersStatusBarHiddenNS_AVAILABLE_IOS(7_0);// Defaults to NO

// Override to return the type of animation that should be used for status bar changes for this view controller. This currently only affects changes to prefersStatusBarHidden.

- (UIStatusBarAnimation)preferredStatusBarUpdateAnimationNS_AVAILABLE_IOS(7_0);// Defaults to UIStatusBarAnimationFade

// This should be called whenever the return values for the view controller's status bar attributes have changed. If it is called from within an animation block, the changes will be animated along with the rest of the animation block.

- (void)setNeedsStatusBarAppearanceUpdateNS_AVAILABLE_IOS(7_0);