BaseNavigationController.m

//
//  BaseNavigationController.m
//  iShare
//
//  Created by caoyong on 11/1/15.
//  Copyright © 2015 caoyong. All rights reserved.
//

#import "BaseNavigationController.h"

@implementation BaseNavigationController

- (BOOL)shouldAutorotate{
    return [self.visibleViewController shouldAutorotate];
    
}

- (UIInterfaceOrientation)preferredInterfaceOrientationForPresentation{
    return [self.visibleViewController preferredInterfaceOrientationForPresentation];
}

- (UIInterfaceOrientationMask)supportedInterfaceOrientations {
    if (![self.visibleViewController isKindOfClass:[UIAlertController class]]) {//iOS9 UIWebRotatingAlertController
        return [self.visibleViewController supportedInterfaceOrientations];
    }else{
        return UIInterfaceOrientationMaskPortrait;
    }
}

@end

/*
#pragma mark - Navigation

// In a storyboard-based application, you will often want to do a little preparation before navigation
- (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender {
    // Get the new view controller using [segue destinationViewController].
    // Pass the selected object to the new view controller.
}
*/