Notify on background tap

Author: Shivam Bhalla

CFAlertViewController/CFAlertViewController.swift

@@ -13,7 +13,7 @@ import UIKit
 class CFAlertViewController: UIViewController    {
 
     // MARK: - Declarations
-    public typealias CFAlertViewControllerDismissBlock = () -> ()
+    public typealias CFAlertViewControllerDismissBlock = (_ isBackgroundTapped: Bool) -> ()
 
     @objc public enum CFAlertControllerStyle : Int {
         case alert = 0
@@ -213,6 +213,10 @@ class CFAlertViewController: UIViewController    {
     }
 
     public func dismissAlert(withAnimation animate: Bool, completion: ((_: Void) -> Void)?) {
+        dismissAlert(withAnimation: animate, isBackgroundTapped: false, completion: completion)
+    }
+    
+    private func dismissAlert(withAnimation animate: Bool, isBackgroundTapped: Bool, completion: ((_: Void) -> Void)?) {
 
         // Dismiss Self
         self.dismiss(animated: animate, completion: {() -> Void in
@@ -222,7 +226,7 @@ class CFAlertViewController: UIViewController    {
             }
             // Call Dismiss Block
             if let dismissHandler = self.dismissHandler {
-                dismissHandler()
+                dismissHandler(isBackgroundTapped)
             }
         })
     }
@@ -310,9 +314,9 @@ class CFAlertViewController: UIViewController    {
             // Close Keyboard
             self.view.endEditing(true)
         }
-        else if self.shouldDismissOnBackgroundTap {
+        else if shouldDismissOnBackgroundTap {
             // Dismiss Alert
-            self.dismissAlert(withAnimation: true, completion: {() -> Void in
+            dismissAlert(withAnimation: true, isBackgroundTapped: true, completion: {() -> Void in
                 // Simulate Cancel Button
                 for existingAction: CFAlertAction in self.actionList {
                     if existingAction.style == .Cancel {

Demo/CFAlertViewControllerDemo/View Controller/HomeTableViewController.m

@@ -238,7 +238,7 @@ - (void) showEmptyFieldsAlert   {
                                                                         message:@"Please set some properties of Alert view"
                                                                   textAlignment:NSTextAlignmentCenter
                                                                  preferredStyle:CFAlertControllerStyleAlert
-                                                         didDismissAlertHandler:^{
+                                                         didDismissAlertHandler:^(BOOL isBackgroundTapped) {
                                                              NSLog(@"Alert Dismissed");
                                                          }];