Fix for tableView headers

BLKFlexibleHeightBar Demo/FacebookStyleBar.m

@@ -20,6 +20,16 @@ - (instancetype)initWithFrame:(CGRect)frame
     return self;
 }
 
+- (instancetype)initWithFrame:(CGRect)frame andTableView:(UITableView *)tableView
+{
+    if(self = [super initWithFrame:frame andTableView:tableView])
+    {
+        [self configureBar];
+    }
+
+    return self;
+}
+
 - (void)configureBar
 {
     // Configure bar appearence

BLKFlexibleHeightBar Demo/FacebookStyleViewController.m

@@ -27,7 +27,7 @@ - (void)viewDidLoad
     [self setNeedsStatusBarAppearanceUpdate];
 
     // Setup the bar
-    self.myCustomBar = [[FacebookStyleBar alloc] initWithFrame:CGRectMake(0.0, 0.0, CGRectGetWidth(self.view.frame), 100.0)];
+    self.myCustomBar = [[FacebookStyleBar alloc] initWithFrame:CGRectMake(0.0, 0.0, CGRectGetWidth(self.view.frame), 100.0) andTableView:self.tableView];
 
     FacebookStyleBarBehaviorDefiner *behaviorDefiner = [[FacebookStyleBarBehaviorDefiner alloc] init];
     [behaviorDefiner addSnappingPositionProgress:0.0 forProgressRangeStart:0.0 end:40.0/(105.0-20.0)];
@@ -86,6 +86,14 @@ - (void)closeViewController:(id)sender
 
 
 # pragma mark - UITableViewDataSource methods
+- (NSString *)tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section
+{
+    return @"Sample Header";
+}
+
+- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView {
+    return 2;
+}
 
 - (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section
 {

BLKFlexibleHeightBar Demo/SquareCashStyleBar.m

@@ -20,6 +20,16 @@ - (instancetype)initWithFrame:(CGRect)frame
     return self;
 }
 
+- (instancetype)initWithFrame:(CGRect)frame andTableView:(UITableView *)tableView
+{
+    if(self = [super initWithFrame:frame andTableView:tableView])
+    {
+        [self configureBar];
+    }
+
+    return self;
+}
+
 - (void)configureBar
 {
     // Configure bar appearence

BLKFlexibleHeightBar Demo/SquareCashStyleViewController.m

@@ -29,7 +29,7 @@ - (void)viewDidLoad
     [self setNeedsStatusBarAppearanceUpdate];
 
     // Setup the bar
-    self.myCustomBar = [[SquareCashStyleBar alloc] initWithFrame:CGRectMake(0.0, 0.0, CGRectGetWidth(self.view.frame), 100.0)];
+    self.myCustomBar = [[SquareCashStyleBar alloc] initWithFrame:CGRectMake(0.0, 0.0, CGRectGetWidth(self.view.frame), 100.0) andTableView:self.tableView];
 
     SquareCashStyleBehaviorDefiner *behaviorDefiner = [[SquareCashStyleBehaviorDefiner alloc] init];
     [behaviorDefiner addSnappingPositionProgress:0.0 forProgressRangeStart:0.0 end:0.5];
@@ -76,6 +76,14 @@ - (void)closeViewController:(id)sender
 
 
 # pragma mark - UITableViewDataSource methods
+- (NSString *)tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section
+{
+    return @"Sample Header";
+}
+
+- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView {
+    return 2;
+}
 
 - (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section
 {

BLKFlexibleHeightBar/BLKFlexibleHeightBar.h

@@ -32,6 +32,14 @@
  */
 
 @interface BLKFlexibleHeightBar : UIView
+/**
+ *  Use this initializer when you are using a UITableView as your scrollView
+ *  It will adjust the contentInset of the table when bar height changes
+ *  This way, section headers (which are contentInset based) will scroll
+ *
+ *  @param tableView The tableView you are placing below the BLKFlexibleTableViewHeightBar
+ */
+- (instancetype)initWithFrame:(CGRect)frame andTableView:(UITableView *)tableView;
 
 /**
  The current progress, representing how much the bar has shrunk. progress == 0.0 puts the bar at its maximum height. progress == 1.0 puts the bar at its minimum height. The default value is 0.0.

BLKFlexibleHeightBar/BLKFlexibleHeightBar.m

@@ -20,7 +20,7 @@
 #import "BLKFlexibleHeightBar.h"
 
 @interface BLKFlexibleHeightBar ()
-
+@property (nonatomic, weak) IBOutlet UITableView *tableView;
 @end
 
 @implementation BLKFlexibleHeightBar
@@ -53,6 +53,18 @@ - (instancetype)initWithFrame:(CGRect)frame
     return self;
 }
 
+- (instancetype)initWithFrame:(CGRect)frame andTableView:(UITableView *)tableView
+{
+    if(self = [super initWithFrame:frame])
+    {
+        [self commonInit];
+        self.tableView = tableView;
+        _maximumBarHeight = CGRectGetMaxY(frame);
+    }
+
+    return self;
+}
+
 - (void)awakeFromNib
 {
     [self commonInit];
@@ -118,6 +130,17 @@ - (void)layoutSubviews
         }
 
     }];
+
+    if (self.tableView) {
+        [self updateTableViewContentInset];
+    }
+}
+
+- (void)updateTableViewContentInset {
+    if (self.frame.size.height <= self.maximumBarHeight) {
+        UIEdgeInsets currentInsets = self.tableView.contentInset;
+        self.tableView.contentInset = UIEdgeInsetsMake(self.frame.size.height + self.frame.origin.y, currentInsets.left, currentInsets.bottom, currentInsets.right);
+    }
 }
 
 - (void)applyFloorLayoutAttributes:(BLKFlexibleHeightBarSubviewLayoutAttributes *)floorLayoutAttributes ceilingLayoutAttributes:(BLKFlexibleHeightBarSubviewLayoutAttributes *)ceilingLayoutAttributes toSubview:(UIView *)subview withFloorProgress:(CGFloat)floorProgress ceilingProgress:(CGFloat)ceilingProgress;

BLKFlexibleHeightBar/SquareCashStyleBehaviorDefiner.m

@@ -30,7 +30,7 @@ - (void)scrollViewDidScroll:(UIScrollView *)scrollView
 {
     if(!self.isCurrentlySnapping)
     {
-        CGFloat progress = (scrollView.contentOffset.y+scrollView.contentInset.top) / (self.flexibleHeightBar.maximumBarHeight-self.flexibleHeightBar.minimumBarHeight);
+        CGFloat progress = (scrollView.contentOffset.y + self.flexibleHeightBar.maximumBarHeight) / (self.flexibleHeightBar.maximumBarHeight-self.flexibleHeightBar.minimumBarHeight);
         self.flexibleHeightBar.progress = progress;
         [self.flexibleHeightBar setNeedsLayout];
     }