CrossStoryboardSegue

CrossStoryboardSegue.h

//
//  CrossStoryboardSegue.h
//

#import <UIKit/UIKit.h>

@interface CrossStoryboardSegue : UIStoryboardSegue

// Default: YES
@property (nonatomic, assign) BOOL animatedSegue;

+ (UIViewController *)sceneNamed:(NSString *)identifier;

@end

CrossStoryboardSegue.m

//
//  CrossStoryboardSegue.m
//

#import "CrossStoryboardSegue.h"

@implementation CrossStoryboardSegue

#pragma mark - Initializing

- (id)initWithIdentifier:(NSString *)identifier
                  source:(UIViewController *)source
             destination:(UIViewController *)destination {
	self = [super initWithIdentifier:identifier source:source destination:[[self class] sceneNamed:identifier]];

	if (self) {
		self.animatedSegue = YES;
	}

	return self;
}

+ (UIViewController *)sceneNamed:(NSString *)identifier {
	NSArray *info = [identifier componentsSeparatedByString:@"@"];
	NSAssert(info.count == 2, @"Invalid CrossStoryboardSegue identifier format");

	NSString *sceneID        = info[0];
	NSString *storyboardName = info[1];

	UIStoryboard *storyboard = [UIStoryboard storyboardWithName:storyboardName bundle:nil];
	UIViewController *scene = nil;

	if (sceneID.length == 0) {
		scene = [storyboard instantiateInitialViewController];
	} else {
		scene = [storyboard instantiateViewControllerWithIdentifier:sceneID];
	}
	
	return scene;
}

#pragma mark - Storyboard

- (void)perform {
	UIViewController *source = (UIViewController *)self.sourceViewController;
	if ([self.destinationViewController isKindOfClass:[UINavigationController class]]) {
		[source.navigationController presentViewController:self.destinationViewController animated:self.animatedSegue completion:nil];
	} else {
		[source.navigationController pushViewController:self.destinationViewController animated:self.animatedSegue];
	}
}

@end