Added RGAlertViewDelegate class.

CoreData/RGCoreDataManagedDocument.m

@@ -31,10 +31,10 @@ - (id)init {
 
         // Set our document up for automatic migrations
         self.document.persistentStoreOptions = @{
-			NSMigratePersistentStoresAutomaticallyOption: @YES,
-			NSInferMappingModelAutomaticallyOption: @YES,
-		};
-	}
+            NSMigratePersistentStoresAutomaticallyOption: @YES,
+            NSInferMappingModelAutomaticallyOption: @YES,
+        };
+    }
     return self;
 }
 

RGAlertViewDelegate.h

@@ -0,0 +1,38 @@
+//
+//  RGAlertViewDelegate.h
+//
+//  Created by Rok Gregorič on 27. 02. 14.
+//  Copyright (c) 2014 Rok Gregorič. All rights reserved.
+//
+
+//    USAGE:
+//
+//    __weak UIViewController *wself = self;
+//    self.alertViewDelegate = [RGAlertViewDelegate delegateWithHandler:^(NSInteger clickedButtonIndex) {
+//        switch (clickedButtonIndex) {
+//            case 0: { // No
+//                [wself noTapped];
+//            } break;
+//            case 1: { // Yes
+//                [wself yesTapped];
+//            } break;
+//        }
+//        wself.alertViewDelegate = nil;
+//    }];
+//
+//    UIAlertView *alert = [UIAlertView.alloc initWithTitle:@"Question" message:@"Are you sure?" delegate:self.alertViewDelegate cancelButtonTitle:@"No" otherButtonTitles:@"Yes", nil];
+//    [alert show];
+
+#import <UIKit/UIKit.h>
+
+typedef void (^DelegateHandler)(NSInteger clickedButtonIndex);
+
+@interface RGAlertViewDelegate : NSObject <UIAlertViewDelegate>
+
+@property (nonatomic, copy) DelegateHandler delegateHandler;
+
++ (instancetype)delegateWithHandler:(DelegateHandler)delegateHandler;
+
+@end
+
+

RGAlertViewDelegate.m

@@ -0,0 +1,24 @@
+//
+//  RGAlertViewDelegate.m
+//
+//  Created by Rok Gregorič on 27. 02. 14.
+//  Copyright (c) 2014 Rok Gregorič. All rights reserved.
+//
+
+#import "RGAlertViewDelegate.h"
+
+@implementation RGAlertViewDelegate
+
++ (instancetype)delegateWithHandler:(DelegateHandler)delegateHandler {
+    RGAlertViewDelegate *alertViewDelegate = RGAlertViewDelegate.new;
+    alertViewDelegate.delegateHandler = delegateHandler;
+    return alertViewDelegate;
+}
+
+- (void)alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex {
+    if (self.delegateHandler) {
+        self.delegateHandler(buttonIndex);
+    }
+}
+
+@end