Customize Navigation Animation

UINavigationControllerFade.h

// UINavigationControllerFade.h
#import <UIKit/UIKit.h>
@interface UINavigationController (Fade)

- (void)pushFadeViewController:(UIViewController *)viewController;
- (void)fadePopViewController;

@end

UINavigationControllerFade.m

// UINavigationControllerFade.m
#import "UINavigationControllerFade.h"
@implementation UINavigationController (Fade)

- (void)pushFadeViewController:(UIViewController *)viewController
{
    CATransition *transition = [CATransition animation];
    transition.duration = 0.3f;
    transition.timingFunction = [CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionDefault];
    [transition setType:kCATransitionMoveIn];
    [transition setSubtype:kCATransitionFromRight];
    [self.view.layer addAnimation:transition forKey:nil];

    [self pushViewController:viewController animated:NO];
}

- (void)fadePopViewController
{
    CATransition *transition = [CATransition animation];
    transition.duration = 0.3f;
    transition.timingFunction = [CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionDefault];
    [transition setType:kCATransitionMoveIn];
    [transition setSubtype:kCATransitionFromLeft];
    [self.view.layer addAnimation:transition forKey:nil];
    
    [self popViewControllerAnimated:NO];
}
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