@ -118,10 +118,11 @@ final class ConversationVC: BaseVC, LibSessionRespondingViewController, Conversa
// MARK: - U I
var lastKnownKeyboardFrame : CGRect ?
var scrollButtonBottomConstraint : NSLayoutConstraint ?
var scrollButtonMessageRequestsBottomConstraint : NSLayoutConstraint ?
var messageRequestsViewBotomConstraint : NSLayoutConstraint ?
var messageRequestDescriptionLabelBottomConstraint : NSLayoutConstraint ?
var emptyStateLabelTopConstraint : NSLayoutConstraint ?
lazy var titleView : ConversationTitleView = {
@ -162,6 +163,7 @@ final class ConversationVC: BaseVC, LibSessionRespondingViewController, Conversa
result . sectionFooterHeight = 0
result . dataSource = self
result . delegate = self
result . contentInsetAdjustmentBehavior = . never // W e c u s t o m h a n d l e i t t o p r e v e n t b u g s
return result
} ( )
@ -296,98 +298,15 @@ final class ConversationVC: BaseVC, LibSessionRespondingViewController, Conversa
return result
} ( )
lazy var messageRequestBackgroundView : UIView = {
let result : UIView = UIView ( )
result . translatesAutoresizingMaskIntoConstraints = false
result . themeBackgroundColor = . backgroundPrimary
result . isHidden = messageRequestStackView . isHidden
return result
} ( )
lazy var messageRequestStackView : UIStackView = {
let result : UIStackView = UIStackView ( )
result . translatesAutoresizingMaskIntoConstraints = false
result . axis = . vertical
result . alignment = . fill
result . distribution = . fill
result . isHidden = (
self . viewModel . threadData . threadIsMessageRequest = = false ||
self . viewModel . threadData . threadRequiresApproval = = true
)
return result
} ( )
private lazy var messageRequestDescriptionContainerView : UIView = {
let result : UIView = UIView ( )
result . translatesAutoresizingMaskIntoConstraints = false
return result
} ( )
private lazy var messageRequestDescriptionLabel : UILabel = {
let result : UILabel = UILabel ( )
result . translatesAutoresizingMaskIntoConstraints = false
result . setContentCompressionResistancePriority ( . required , for : . vertical )
result . font = UIFont . systemFont ( ofSize : 12 )
result . text = ( self . viewModel . threadData . threadRequiresApproval = = false ?
" MESSAGE_REQUESTS_INFO " . localized ( ) :
" MESSAGE_REQUEST_PENDING_APPROVAL_INFO " . localized ( )
)
result . themeTextColor = . textSecondary
result . textAlignment = . center
result . numberOfLines = 0
return result
} ( )
private lazy var messageRequestActionStackView : UIStackView = {
let result : UIStackView = UIStackView ( )
result . translatesAutoresizingMaskIntoConstraints = false
result . axis = . horizontal
result . alignment = . fill
result . distribution = . fill
result . spacing = ( UIDevice . current . isIPad ? Values . iPadButtonSpacing : 20 )
return result
} ( )
private lazy var messageRequestAcceptButton : UIButton = {
let result : SessionButton = SessionButton ( style : . bordered , size : . medium )
result . accessibilityLabel = " Accept message request "
result . isAccessibilityElement = true
result . translatesAutoresizingMaskIntoConstraints = false
result . setTitle ( " TXT_DELETE_ACCEPT " . localized ( ) , for : . normal )
result . addTarget ( self , action : #selector ( acceptMessageRequest ) , for : . touchUpInside )
return result
} ( )
private lazy var messageRequestDeleteButton : UIButton = {
let result : SessionButton = SessionButton ( style : . destructive , size : . medium )
result . accessibilityLabel = " Delete message request "
result . isAccessibilityElement = true
result . translatesAutoresizingMaskIntoConstraints = false
result . setTitle ( " TXT_DELETE_TITLE " . localized ( ) , for : . normal )
result . addTarget ( self , action : #selector ( deleteMessageRequest ) , for : . touchUpInside )
return result
} ( )
private lazy var messageRequestBlockButton : UIButton = {
let result : UIButton = UIButton ( )
result . accessibilityLabel = " Block message request "
result . translatesAutoresizingMaskIntoConstraints = false
result . clipsToBounds = true
result . titleLabel ? . font = UIFont . boldSystemFont ( ofSize : 16 )
result . setTitle ( " TXT_BLOCK_USER_TITLE " . localized ( ) , for : . normal )
result . setThemeTitleColor ( . danger , for : . normal )
result . addTarget ( self , action : #selector ( blockMessageRequest ) , for : . touchUpInside )
result . isHidden = ( self . viewModel . threadData . threadVariant != . contact )
return result
} ( )
lazy var messageRequestFooterView : MessageRequestFooterView = MessageRequestFooterView (
threadVariant : self . viewModel . threadData . threadVariant ,
canWrite : self . viewModel . threadData . canWrite ,
threadIsMessageRequest : ( self . viewModel . threadData . threadIsMessageRequest = = true ) ,
threadRequiresApproval : ( self . viewModel . threadData . threadRequiresApproval = = true ) ,
onBlock : { [ weak self ] in self ? . blockMessageRequest ( ) } ,
onAccept : { [ weak self ] in self ? . acceptMessageRequest ( ) } ,
onDecline : { [ weak self ] in self ? . declineMessageRequest ( ) }
)
// MARK: - S e t t i n g s
@ -450,40 +369,20 @@ final class ConversationVC: BaseVC, LibSessionRespondingViewController, Conversa
// M e s s a g e r e q u e s t s v i e w & s c r o l l t o b o t t o m
view . addSubview ( scrollButton )
view . addSubview ( stateStackView )
view . addSubview ( messageRequestBackgroundView )
view . addSubview ( messageRequestStackView )
view . addSubview ( messageRequestFooterView )
stateStackView . pin ( . top , to : . top , of : view , withInset : 0 )
stateStackView . pin ( . leading , to : . leading , of : view , withInset : 0 )
stateStackView . pin ( . trailing , to : . trailing , of : view , withInset : 0 )
self . emptyStateLabelTopConstraint = emptyStateLabel . pin ( . top , to : . top , of : emptyStateLabelContainer , withInset : Values . largeSpacing )
messageRequestStackView . addArrangedSubview ( messageRequestBlockButton )
messageRequestStackView . addArrangedSubview ( messageRequestDescriptionContainerView )
messageRequestStackView . addArrangedSubview ( messageRequestActionStackView )
messageRequestDescriptionContainerView . addSubview ( messageRequestDescriptionLabel )
messageRequestActionStackView . addArrangedSubview ( messageRequestAcceptButton )
messageRequestActionStackView . addArrangedSubview ( messageRequestDeleteButton )
scrollButton . pin ( . trailing , to : . trailing , of : view , withInset : - 20 )
messageRequest Stack View. pin ( . leading , to : . leading , of : view , withInset : 16 )
messageRequest Stack View. pin ( . trailing , to : . trailing , of : view , withInset : - 16 )
self . messageRequestsViewBotomConstraint = messageRequest Stack View. pin ( . bottom , to : . bottom , of : view , withInset : - 16 )
messageRequestFooterView . pin ( . leading , to : . leading , of : view , withInset : 16 )
messageRequestFooterView . pin ( . trailing , to : . trailing , of : view , withInset : - 16 )
self . messageRequestsViewBotomConstraint = messageRequestFooterView . pin ( . bottom , to : . bottom , of : view , withInset : - 16 )
self . scrollButtonBottomConstraint = scrollButton . pin ( . bottom , to : . bottom , of : view , withInset : - 16 )
self . scrollButtonBottomConstraint ? . isActive = false // N o t e : N e e d t o d i s a b l e t h i s t o a v o i d a c o n f l i c t w i t h t h e o t h e r b o t t o m c o n s t r a i n t
self . scrollButtonMessageRequestsBottomConstraint = scrollButton . pin ( . bottom , to : . top , of : messageRequestStackView , withInset : - 4 )
messageRequestDescriptionLabel . pin ( . top , to : . top , of : messageRequestDescriptionContainerView , withInset : 4 )
messageRequestDescriptionLabel . pin ( . leading , to : . leading , of : messageRequestDescriptionContainerView , withInset : 20 )
messageRequestDescriptionLabel . pin ( . trailing , to : . trailing , of : messageRequestDescriptionContainerView , withInset : - 20 )
self . messageRequestDescriptionLabelBottomConstraint = messageRequestDescriptionLabel . pin ( . bottom , to : . bottom , of : messageRequestDescriptionContainerView , withInset : - 20 )
messageRequestActionStackView . pin ( . top , to : . bottom , of : messageRequestDescriptionContainerView )
messageRequestDeleteButton . set ( . width , to : . width , of : messageRequestAcceptButton )
messageRequestBackgroundView . pin ( . top , to : . top , of : messageRequestStackView )
messageRequestBackgroundView . pin ( . leading , to : . leading , of : view )
messageRequestBackgroundView . pin ( . trailing , to : . trailing , of : view )
messageRequestBackgroundView . pin ( . bottom , to : . bottom , of : view )
self . scrollButtonMessageRequestsBottomConstraint = scrollButton . pin ( . bottom , to : . top , of : messageRequestFooterView , withInset : - 4 )
// U n r e a d c o u n t v i e w
view . addSubview ( unreadCountView )
@ -507,18 +406,6 @@ final class ConversationVC: BaseVC, LibSessionRespondingViewController, Conversa
selector : #selector ( applicationDidResignActive ( _ : ) ) ,
name : UIApplication . didEnterBackgroundNotification , object : nil
)
NotificationCenter . default . addObserver (
self ,
selector : #selector ( handleKeyboardWillChangeFrameNotification ( _ : ) ) ,
name : UIResponder . keyboardWillChangeFrameNotification ,
object : nil
)
NotificationCenter . default . addObserver (
self ,
selector : #selector ( handleKeyboardWillHideNotification ( _ : ) ) ,
name : UIResponder . keyboardWillHideNotification ,
object : nil
)
NotificationCenter . default . addObserver (
self ,
selector : #selector ( sendScreenshotNotification ) ,
@ -526,6 +413,24 @@ final class ConversationVC: BaseVC, LibSessionRespondingViewController, Conversa
object : nil
)
// O b s e r v e k e y b o a r d n o t i f i c a t i o n s
let keyboardNotifications : [ Notification . Name ] = [
UIResponder . keyboardWillShowNotification ,
UIResponder . keyboardDidShowNotification ,
UIResponder . keyboardWillChangeFrameNotification ,
UIResponder . keyboardDidChangeFrameNotification ,
UIResponder . keyboardWillHideNotification ,
UIResponder . keyboardDidHideNotification
]
keyboardNotifications . forEach { notification in
NotificationCenter . default . addObserver (
self ,
selector : #selector ( handleKeyboardNotification ( _ : ) ) ,
name : notification ,
object : nil
)
}
// T h e f i r s t t i m e t h e v i e w l o a d s w e s h o u l d m a r k t h e t h r e a d a s r e a d ( i n c a s e i t w a s m a n u a l l y
// m a r k e d a s u n r e a d ) - d o i n g t h i s h e r e m e a n s i f w e a d d a " m a r k a s u n r e a d " a c t i o n w i t h i n t h e
// c o n v e r s a t i o n s e t t i n g s t h e n w e d o n ' t n e e d t o w o r r y a b o u t t h e c o n v e r s a t i o n g e t t i n g m a r k e d a s
@ -810,9 +715,8 @@ final class ConversationVC: BaseVC, LibSessionRespondingViewController, Conversa
if
initialLoad ||
viewModel . threadData . threadVariant != updatedThreadData . threadVariant ||
viewModel . threadData . threadIsNoteToSelf != updatedThreadData . threadIsNoteToSelf ||
viewModel . threadData . threadIsBlocked != updatedThreadData . threadIsBlocked ||
viewModel . threadData . threadRequiresApproval != updatedThreadData . threadRequiresApproval ||
viewModel . threadData . threadIsMessageRequest != updatedThreadData . threadIsMessageRequest ||
viewModel . threadData . profile != updatedThreadData . profile
{
updateNavBarButtons (
@ -821,35 +725,26 @@ final class ConversationVC: BaseVC, LibSessionRespondingViewController, Conversa
initialIsNoteToSelf : viewModel . threadData . threadIsNoteToSelf ,
initialIsBlocked : ( viewModel . threadData . threadIsBlocked = = true )
)
messageRequestDescriptionLabel . text = ( updatedThreadData . threadRequiresApproval = = false ?
" MESSAGE_REQUESTS_INFO " . localized ( ) :
" MESSAGE_REQUEST_PENDING_APPROVAL_INFO " . localized ( )
)
let messageRequestsViewWasVisible : Bool = (
messageRequestStackView . isHidden = = false
)
}
if
initialLoad ||
viewModel . threadData . canWrite != updatedThreadData . canWrite ||
viewModel . threadData . threadVariant != updatedThreadData . threadVariant ||
viewModel . threadData . threadIsMessageRequest != updatedThreadData . threadIsMessageRequest ||
viewModel . threadData . threadRequiresApproval != updatedThreadData . threadRequiresApproval
{
let messageRequestsViewWasVisible : Bool = ( self . messageRequestFooterView . isHidden = = false )
UIView . animate ( withDuration : 0.3 ) { [ weak self ] in
self ? . messageRequestBlockButton . isHidden = (
self ? . viewModel . threadData . threadVariant != . contact ||
updatedThreadData . threadRequiresApproval = = true
)
self ? . messageRequestActionStackView . isHidden = (
updatedThreadData . threadRequiresApproval = = true
)
self ? . messageRequestStackView . isHidden = (
! updatedThreadData . canWrite || (
updatedThreadData . threadIsMessageRequest = = false &&
updatedThreadData . threadRequiresApproval = = false
)
self ? . messageRequestFooterView . update (
threadVariant : updatedThreadData . threadVariant ,
canWrite : updatedThreadData . canWrite ,
threadIsMessageRequest : ( updatedThreadData . threadIsMessageRequest = = true ) ,
threadRequiresApproval : ( updatedThreadData . threadRequiresApproval = = true )
)
self ? . messageRequestBackgroundView . isHidden = ( self ? . messageRequestStackView . isHidden = = true )
self ? . messageRequestDescriptionLabelBottomConstraint ? . constant = ( updatedThreadData . threadRequiresApproval = = true ? - 4 : - 20 )
self ? . scrollButtonMessageRequestsBottomConstraint ? . isActive = (
self ? . messageRequest Stack View. isHidden = = false
self ? . messageRequestFooterView . isHidden = = false
)
self ? . scrollButtonBottomConstraint ? . isActive = (
self ? . scrollButtonMessageRequestsBottomConstraint ? . isActive = = false
@ -857,8 +752,8 @@ final class ConversationVC: BaseVC, LibSessionRespondingViewController, Conversa
// U p d a t e t h e t a b l e c o n t e n t i n s e t a n d o f f s e t t o a c c o u n t f o r
// t h e d i s s a p e a r a n c e o f t h e m e s s a g e R e q u e s t s V i e w
if messageRequestsViewWasVisible != ( self ? . messageRequest Stack View. isHidden = = false ) {
let messageRequestsOffset : CGFloat = ( ( self ? . messageRequestStack . bounds . height ? ? 0 ) + 12 )
if messageRequestsViewWasVisible != ( self ? . messageRequest Footer View. isHidden = = false ) {
let messageRequestsOffset : CGFloat = ( self ? . messageRequestFooter . bounds . height ? ? 0 )
let oldContentInset : UIEdgeInsets = ( self ? . tableView . contentInset ? ? UIEdgeInsets . zero )
self ? . tableView . contentInset = UIEdgeInsets (
top : 0 ,
@ -1433,97 +1328,94 @@ final class ConversationVC: BaseVC, LibSessionRespondingViewController, Conversa
}
}
// MARK: - No t i f i c a t i o n s
// MARK: - Ke y b o a r d A v o i d a n c e
@objc func handleKeyboard WillChangeFrame Notification( _ notification : Notification ) {
@objc func handleKeyboard Notification( _ notification : Notification ) {
guard ! viewIsDisappearing else { return }
guard
! viewIsDisappearing ,
let userInfo : [ AnyHashable : Any ] = notification . userInfo ,
var keyboardEndFrame : CGRect = userInfo [ UIResponder . keyboardFrameEndUserInfoKey ] as ? CGRect
else { return }
// I f r e d u c e m o t i o n + c r o s s f a d e t r a n s i t i o n s i s o n , i n i O S 1 4 U I K i t v e n d s o u t a k e y b o a r d e n d f r a m e
// o f C G R e c t z e r o . T h i s b r e a k s t h e m a t h b e l o w .
//
// I f o u r k e y b o a r d e n d f r a m e i s C G R e c t Z e r o , b u i l d a f a k e r e c t t h a t ' s t r a n s l a t e d o f f t h e b o t t o m e d g e .
if keyboardEndFrame = = . zero {
keyboardEndFrame = CGRect (
x : UIScreen . main . bounds . minX ,
y : UIScreen . main . bounds . maxY ,
width : UIScreen . main . bounds . width ,
height : 0
)
}
// N o n o t h i n g i f t h e r e w a s n o c h a n g e
let keyboardEndFrameConverted : CGRect = self . view . convert ( keyboardEndFrame , from : nil )
guard keyboardEndFrameConverted != lastKnownKeyboardFrame else { return }
self . lastKnownKeyboardFrame = keyboardEndFrameConverted
// P l e a s e r e f e r t o h t t p s : / / g i t h u b . c o m / m a p b o x / m a p b o x - n a v i g a t i o n - i o s / i s s u e s / 1 6 0 0
// a n d h t t p s : / / s t a c k o v e r f l o w . c o m / a / 2 5 2 6 0 9 3 0 t o b e t t e r u n d e r s t a n d w h a t w e a r e
// d o i n g w i t h t h e U I V i e w A n i m a t i o n O p t i o n s
let userInfo : [ AnyHashable : Any ] = ( notification . userInfo ? ? [ : ] )
let duration = ( ( userInfo [ UIResponder . keyboardAnimationDurationUserInfoKey ] as ? TimeInterval ) ? ? 0 )
let curveValue : Int = ( ( userInfo [ UIResponder . keyboardAnimationCurveUserInfoKey ] as ? Int ) ? ? Int ( UIView . AnimationOptions . curveEaseInOut . rawValue ) )
let options : UIView . AnimationOptions = UIView . AnimationOptions ( rawValue : UInt ( curveValue << 16 ) )
let keyboardRect : CGRect = ( ( userInfo [ UIResponder . keyboardFrameEndUserInfoKey ] as ? CGRect ) ? ? CGRect . zero )
// C a l c u l a t e n e w p o s i t i o n s ( N e e d t h e e n s u r e t h e ' m e s s a g e R e q u e s t V i e w ' h a s b e e n l a y e d o u t a s i t ' s
// n e e d e d f o r p r o p e r c a l c u l a t i o n s , s o f o r c e a n i n i t i a l l a y o u t i f i t d o e s n ' t h a v e a s i z e )
var hasDoneLayout : Bool = true
if messageRequestStackView . bounds . height <= CGFloat . leastNonzeroMagnitude {
hasDoneLayout = false
UIView . performWithoutAnimation {
self . view . layoutIfNeeded ( )
}
}
let duration = ( ( userInfo [ UIResponder . keyboardAnimationDurationUserInfoKey ] as ? TimeInterval ) ? ? 0 )
let keyboardTop = ( UIScreen . main . bounds . height - keyboardRect . minY )
let messageRequestsOffset : CGFloat = ( messageRequestStackView . isHidden ? 0 : messageRequestStackView . bounds . height + 12 )
let oldContentInset : UIEdgeInsets = tableView . contentInset
let newContentInset : UIEdgeInsets = UIEdgeInsets (
top : 0 ,
leading : 0 ,
bottom : ( Values . mediumSpacing + keyboardTop + messageRequestsOffset ) ,
trailing : 0
)
let newContentOffsetY : CGFloat = ( tableView . contentOffset . y + ( newContentInset . bottom - oldContentInset . bottom ) )
let changes = { [ weak self ] in
self ? . scrollButtonBottomConstraint ? . constant = - ( keyboardTop + 12 )
self ? . messageRequestsViewBotomConstraint ? . constant = - ( keyboardTop + 12 )
self ? . tableView . contentInset = newContentInset
self ? . tableView . contentOffset . y = newContentOffsetY
self ? . updateScrollToBottom ( )
self ? . view . setNeedsLayout ( )
self ? . view . layoutIfNeeded ( )
}
// P e r f o r m t h e c h a n g e s ( d o n ' t a n i m a t e i f t h e i n i t i a l l a y o u t h a s n ' t b e e n c o m p l e t e d )
guard hasDoneLayout && didFinishInitialLayout && ! viewIsAppearing else {
guard didFinishInitialLayout && ! viewIsAppearing , duration > 0 , ! UIAccessibility . isReduceMotionEnabled else {
// U I K i t b y d e f a u l t ( s o m e t i m e s ? n e v e r ? ) a n i m a t e s a l l c h a n g e s i n r e s p o n s e t o k e y b o a r d e v e n t s .
// W e w a n t t o s u p p r e s s t h o s e a n i m a t i o n s i f t h e v i e w i s n ' t v i s i b l e ,
// o t h e r w i s e p r e s e n t a t i o n a n i m a t i o n s d o n ' t w o r k p r o p e r l y .
UIView . performWithoutAnimation {
changes ( )
self . updateKeyboardAvoidance ( )
}
return
}
UIView . animate (
withDuration : duration ,
delay : 0 ,
options : options ,
animations : changes ,
completion : nil
)
}
@objc func handleKeyboardWillHideNotification ( _ notification : Notification ) {
// P l e a s e r e f e r t o h t t p s : / / g i t h u b . c o m / m a p b o x / m a p b o x - n a v i g a t i o n - i o s / i s s u e s / 1 6 0 0
// a n d h t t p s : / / s t a c k o v e r f l o w . c o m / a / 2 5 2 6 0 9 3 0 t o b e t t e r u n d e r s t a n d w h a t w e a r e
// d o i n g w i t h t h e U I V i e w A n i m a t i o n O p t i o n s
let userInfo : [ AnyHashable : Any ] = ( notification . userInfo ? ? [ : ] )
let duration = ( ( userInfo [ UIResponder . keyboardAnimationDurationUserInfoKey ] as ? TimeInterval ) ? ? 0 )
let curveValue : Int = ( ( userInfo [ UIResponder . keyboardAnimationCurveUserInfoKey ] as ? Int ) ? ? Int ( UIView . AnimationOptions . curveEaseInOut . rawValue ) )
let options : UIView . AnimationOptions = UIView . AnimationOptions ( rawValue : UInt ( curveValue << 16 ) )
let keyboardRect : CGRect = ( ( userInfo [ UIResponder . keyboardFrameEndUserInfoKey ] as ? CGRect ) ? ? CGRect . zero )
let keyboardTop = ( UIScreen . main . bounds . height - keyboardRect . minY )
UIView . animate (
withDuration : duration ,
delay : 0 ,
options : options ,
animations : { [ weak self ] in
self ? . scrollButtonBottomConstraint ? . constant = - ( keyboardTop + 12 )
self ? . messageRequestsViewBotomConstraint ? . constant = - ( keyboardTop + 12 )
self ? . updateScrollToBottom ( )
self ? . view . setNeedsLayout ( )
self ? . updateKeyboardAvoidance ( )
self ? . view . layoutIfNeeded ( )
} ,
completion : nil
)
}
private func updateKeyboardAvoidance ( ) {
guard let lastKnownKeyboardFrame : CGRect = self . lastKnownKeyboardFrame else { return }
let messageRequestsOffset : CGFloat = ( messageRequestFooterView . isHidden ? 0 :
messageRequestFooterView . bounds . height )
let viewIntersection = view . bounds . intersection ( lastKnownKeyboardFrame )
let bottomOffset : CGFloat = ( viewIntersection . isEmpty ? 0 : view . bounds . maxY - viewIntersection . minY )
let contentInsets = UIEdgeInsets (
top : 0 ,
left : 0 ,
bottom : bottomOffset + Values . mediumSpacing + messageRequestsOffset ,
right : 0
)
let insetDifference : CGFloat = ( contentInsets . bottom - tableView . contentInset . bottom )
scrollButtonBottomConstraint ? . constant = - ( bottomOffset + 12 )
messageRequestsViewBotomConstraint ? . constant = - bottomOffset
tableView . contentInset = contentInsets
tableView . scrollIndicatorInsets = contentInsets
// O n l y m o d i f y t h e c o n t e n t O f f s e t i f w e a r e n ' t a t t h e b o t t o m o f t h e t a b l e V i e w , w i t h a l i t t l e
// b u f f e r ( i f w e a r e a t t h e b o t t o m t h e n i t ' l l a u t o m a t i c a l l y s c r o l l f o r u s a n d m o d i f y i n g t h e
// v a l u e w i l l b r e a k t h i n g s )
let tableViewBottom : CGFloat = ( tableView . contentSize . height - tableView . bounds . height + tableView . contentInset . bottom )
if tableView . contentOffset . y < ( tableViewBottom - 5 ) {
tableView . contentOffset . y += insetDifference
}
updateScrollToBottom ( )
}
// MARK: - G e n e r a l
Morgan Pretty
12 months ago