From 983f632b76795810299c9b4e37202a4231dd594c Mon Sep 17 00:00:00 2001
From: Gian Franco Zabarino <gfzabarino@gmail.com>
Date: Tue, 5 May 2015 16:59:57 -0300
Subject: [PATCH] Added delegate method to notify the client when the
 navigation bar became fully contracted.

---
 TLYShyNavBar/TLYShyNavBarManager.h | 1 +
 TLYShyNavBar/TLYShyNavBarManager.m | 5 +++++
 2 files changed, 6 insertions(+)

diff --git a/TLYShyNavBar/TLYShyNavBarManager.h b/TLYShyNavBar/TLYShyNavBarManager.h
index 080e4cc..0c513db 100644
--- a/TLYShyNavBar/TLYShyNavBarManager.h
+++ b/TLYShyNavBar/TLYShyNavBarManager.h
@@ -72,6 +72,7 @@
 
 @optional
 
+- (void)shyNavBarManagerDidBecomeFullyContracted:(TLYShyNavBarManager *) shyNavBarManager;
 - (void)shyNavBarManagerDidFinishContracting:(TLYShyNavBarManager *) shyNavBarManager;
 - (void)shyNavBarManagerDidFinishExpanding:(TLYShyNavBarManager *) shyNavBarManager;
 
diff --git a/TLYShyNavBar/TLYShyNavBarManager.m b/TLYShyNavBar/TLYShyNavBarManager.m
index bd3e011..949eee3 100644
--- a/TLYShyNavBar/TLYShyNavBarManager.m
+++ b/TLYShyNavBar/TLYShyNavBarManager.m
@@ -295,6 +295,11 @@ static inline CGFloat AACStatusBarHeight()
             scrollInsets.top = MAX(maxNavY, maxExtensionY);
         }
         if (!UIEdgeInsetsEqualToEdgeInsets(self.scrollView.scrollIndicatorInsets, scrollInsets)) {
+            if (scrollInsets.top == AACStatusBarHeight()) {
+                if ([self.delegate respondsToSelector:@selector(shyNavBarManagerDidBecomeFullyContracted:)]) {
+                    [self.delegate shyNavBarManagerDidBecomeFullyContracted:self];
+                }
+            }
             self.scrollView.scrollIndicatorInsets = scrollInsets;
         }
     }