ios7 上隐藏 UIImagePickerController 的 status bar代码,ObjC代码库,德仔网

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【ObjC】 ios7 上隐藏 UIImagePickerController 的 status bar

作者:万鑫 / 发布于2014/11/15/ 760

ios7 上隐藏 UIImagePickerController 的 status bar


	#import <objc/runtime.h>
	@interface UIImagePickerController (StatusBarHidden)
	
	- (void)showStatusBar;
	- (void)hideStatusBar;
	@end
	
	
	@implementation UIImagePickerController (StatusBarHidden)
	
	
	- (void)viewDidLoad
	{
	 [super viewDidLoad];
	 [self setHidetatusBar:NO];
	 [self performSelector:@selector(hideStatusBar) withObject:nil afterDelay:0.5];
	}
	
	- (BOOL)prefersStatusBarHidden
	{
	 if ([self hidetatusBar]) {
	 BOOL hide = (self.sourceType== UIImagePickerControllerSourceTypeCamera)? YES : NO;
	 return hide;
	 }
	 return NO;
	}
	
	- (UIViewController *)childViewControllerForStatusBarHidden
	{
	 if ([self hidetatusBar]) {
	 return nil;
	 }
	 return [self.childViewControllers lastObject];
	}
	
	- (void)setHidetatusBar:(BOOL)hidetatusBar
	{
	 objc_setAssociatedObject(self, (__bridge const void *)(@"hidetatusBar"), [NSNumber numberWithBool:hidetatusBar], OBJC_ASSOCIATION_RETAIN_NONATOMIC);
	}
	
	-(BOOL)hidetatusBar
	{
	 NSNumber *hidetatusBar = objc_getAssociatedObject(self, (__bridge const void *)(@"hidetatusBar"));
	 return [hidetatusBar boolValue];
	}
	
	- (void)hideStatusBar
	{
	 [self setHidetatusBar:YES];
	 [self prefersStatusBarHidden];
	 if ([self respondsToSelector:@selector(setNeedsStatusBarAppearanceUpdate)]) {
	 [self performSelector:@selector(setNeedsStatusBarAppearanceUpdate)];
	 }
	}
	
	- (void)showStatusBar
	{
	 [self setHidetatusBar:NO];
	 [self prefersStatusBarHidden];
	 if ([self respondsToSelector:@selector(setNeedsStatusBarAppearanceUpdate)]) {
	 [self performSelector:@selector(setNeedsStatusBarAppearanceUpdate)];
	 }
	}
	@end

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