ios UINavigationController全局右滑返回

#import <UIKit/UIKit.h>

@interface RightSlideBackNavigationController : UINavigationController

@end

#import "nav.h"

@interface RightSlideBackNavigationController()<UIGestureRecognizerDelegate>

@end

@implementation RightSlideBackNavigationController

- (void)viewDidLoad {
[super viewDidLoad];
// Do any additional setup after loading the view.
id target = self.interactivePopGestureRecognizer.delegate;
UIPanGestureRecognizer *pan = [[UIPanGestureRecognizer alloc] initWithTarget:target action:@selector(handleNavigationTransition:)];
pan.delegate = self;
[self.view addGestureRecognizer:pan];
self.interactivePopGestureRecognizer.enabled = NO;
}

- (BOOL)gestureRecognizerShouldBegin:(UIPanGestureRecognizer *)gestureRecognizer {
// 判断导航控制器是否只有一个子控制器，如果只有一个子控制器，肯定是根控制器
if (self.childViewControllers.count == 1) {
return NO;// 表示用户在根控制器界面，就不需要触发滑动手势，
}

CGPoint point = [gestureRecognizer translationInView:self.view];
if (point.x > 0) {//右滑
return YES;
} else {
return NO;
}
}

- (void)didReceiveMemoryWarning {
[super didReceiveMemoryWarning];
// Dispose of any resources that can be recreated.
}

@end