//
//  Copyright (c) 2017 Open Whisper Systems. All rights reserved.
//

#import <UIKit/UIKit.h>

@protocol OWSNavigationView <NSObject>

- (void)navBackButtonPressed;

@end

#pragma mark -

// This navigation controller subclass should be used anywhere we might
// want to cancel back button presses or back gestures due to, for example,
// unsaved changes.
@interface OWSNavigationController : UINavigationController

@end