That covers all the features!

TLYShyNavBar/ShyControllers/TLYShyScrollViewController.h

@@ -17,6 +17,6 @@
 @property (nonatomic, weak) UIScrollView *scrollView;
 @property (nonatomic, weak) TLYShyViewController *parent;
 
-- (BOOL)updateLayoutIfNeeded:(BOOL)intelligently;
+- (CGFloat)updateLayoutIfNeeded:(BOOL)intelligently;
 
 @end

TLYShyNavBar/ShyControllers/TLYShyScrollViewController.m

@@ -10,12 +10,6 @@
 #import "../Categories/UIScrollView+Helpers.h"
 
 
-@interface TLYShyScrollViewController ()
-
-@property (nonatomic, assign) UIEdgeInsets previousScrollInsets;
-
-@end
-
 @implementation TLYShyScrollViewController
 
 - (void)offsetCenterBy:(CGPoint)deltaPoint
@@ -23,19 +17,28 @@
     [self updateLayoutIfNeeded:NO];
 }
 
-- (BOOL)updateLayoutIfNeeded:(BOOL)intelligently
+- (CGFloat)updateLayoutIfNeeded:(BOOL)intelligently
 {
+    if (self.scrollView.contentSize.height < FLT_EPSILON
+        && ([self.scrollView isKindOfClass:[UITableView class]]
+            || [self.scrollView isKindOfClass:[UICollectionView class]])
+        )
+    {
+        return 0.f;
+    }
+    
     CGFloat parentMaxY = [self.parent maxYRelativeToView:self.scrollView.superview];
     CGFloat normalizedY = parentMaxY - self.scrollView.frame.origin.y;
     UIEdgeInsets insets = self.scrollView.contentInset;
     insets.top = normalizedY;
     
-    if (normalizedY > 0 && !UIEdgeInsetsEqualToEdgeInsets(insets, self.previousScrollInsets))
+    if (normalizedY > -FLT_EPSILON && !UIEdgeInsetsEqualToEdgeInsets(insets, self.scrollView.contentInset))
     {
+        CGFloat delta = insets.top - self.scrollView.contentInset.top;
+        
         if (intelligently)
         {
             [self.scrollView tly_smartSetInsets:insets];
-            self.previousScrollInsets = insets;
         }
         else
         {
@@ -43,7 +46,7 @@
             self.scrollView.scrollIndicatorInsets = insets;
         }
         
-        return true;
+        return delta;
     }
     
     if (normalizedY < 0)
@@ -52,10 +55,10 @@
         frame = UIEdgeInsetsInsetRect(frame, insets);
         
         self.scrollView.frame = frame;
-        return true;
+        return [self updateLayoutIfNeeded:YES];
     }
     
-    return false;
+    return 0.f;
 }
 
 @end

TLYShyNavBar/ShyControllers/TLYShyViewController.m

@@ -234,6 +234,8 @@
 {
     CGFloat amountToMove = self.contractedCenterValue.y - self.view.center.y;
 
+    [self _onAlphaUpdate:FLT_EPSILON];
+
     [self _updateCenter:self.contractedCenterValue];
     [self.subShyController contract];
     

TLYShyNavBar/TLYShyNavBarManager.m

@@ -121,9 +121,17 @@ static void * const kTLYShyNavBarManagerKVOContext = (void*)&kTLYShyNavBarManage
 {
     _viewController = viewController;
     
-    UIView *navbar = viewController.navigationController.navigationBar;
-    NSAssert(navbar != nil, @"You are using the component wrong... Please see the README file.");
+    if ([viewController isKindOfClass:[UITableViewController class]]
+        || [viewController.view isKindOfClass:[UITableViewController class]])
+    {
+        NSLog(@"*** WARNING: Please consider using a UIViewController with a UITableView as a subview ***");
+    }
     
+    UIView *navbar = viewController.navigationController.navigationBar;
+    NSAssert(navbar != nil, @"Please make sure the viewController is already attached to a navigation controller.");
+    
+    viewController.extendedLayoutIncludesOpaqueBars = YES;
+
     [self.extensionViewContainer removeFromSuperview];
     [self.viewController.view addSubview:self.extensionViewContainer];
     
@@ -269,17 +277,16 @@ static void * const kTLYShyNavBarManagerKVOContext = (void*)&kTLYShyNavBarManage
             deltaY = MIN(0, availableResistance + deltaY);
         }
         // 5.2 - Only apply resistance if expanding above the status bar
-#warning - TODO
-//        else if (self.scrollView.contentOffset.y > -[self.statusBarController calculateTotalHeightRecursively])
-//        {
-//            CGFloat availableResistance = self.expansionResistance - self.resistanceConsumed;
-//            self.resistanceConsumed = MIN(self.expansionResistance, self.resistanceConsumed + deltaY);
-//            
-//            deltaY = MAX(0, deltaY - availableResistance);
-//        }
+        else if (self.scrollView.contentOffset.y > -[self.statusBarController calculateTotalHeightRecursively])
+        {
+            CGFloat availableResistance = self.expansionResistance - self.resistanceConsumed;
+            self.resistanceConsumed = MIN(self.expansionResistance, self.resistanceConsumed + deltaY);
+            
+            deltaY = MAX(0, deltaY - availableResistance);
+        }
         
         // 6 - Update the navigation bar shyViewController
-        self.navBarController.fadeBehavior = (TLYShyNavBarFade)self.fadeBehavior;
+        self.navBarController.fadeBehavior = self.fadeBehavior;
         
         
         [self.navBarController updateYOffset:deltaY];
@@ -296,16 +303,7 @@ static void * const kTLYShyNavBarManagerKVOContext = (void*)&kTLYShyNavBarManage
     }
     
     self.resistanceConsumed = 0;
-    
-    CGFloat deltaY = [self.navBarController snap:self.contracting];
-    CGPoint newContentOffset = self.scrollView.contentOffset;
-    
-    newContentOffset.y -= deltaY;
-    
-    [UIView animateWithDuration:0.2
-                     animations:^{
-                         self.scrollView.contentOffset = newContentOffset;
-                     }];
+    [self.navBarController snap:self.contracting];
 }
 
 #pragma mark - KVO
@@ -362,7 +360,7 @@ static void * const kTLYShyNavBarManagerKVOContext = (void*)&kTLYShyNavBarManage
 
 - (void)layoutViews
 {
-    if ([self.scrollViewController updateLayoutIfNeeded:YES])
+    if (fabs([self.scrollViewController updateLayoutIfNeeded:YES]) > FLT_EPSILON)
     {
         [self.navBarController expand];
         [self.extensionViewContainer.superview bringSubviewToFront:self.extensionViewContainer];