UIKit iOS 14.0 Beta 1 to Beta 2 API Differences

UIAccessibilityCustomAction.h
Added -[UIAccessibilityCustomAction initWithName:image:target:selector:]
Added -[UIAccessibilityCustomAction initWithAttributedName:image:target:selector:]
Added -[UIAccessibilityCustomAction initWithName:image:actionHandler:]
Added -[UIAccessibilityCustomAction initWithAttributedName:image:actionHandler:]
Added UIAccessibilityCustomAction.image
UICollectionLayoutList.h
Added UICollectionLayoutListSwipeActionsConfigurationProvider
Added UICollectionLayoutListConfiguration.leadingSwipeActionsConfigurationProvider
Added UICollectionLayoutListConfiguration.trailingSwipeActionsConfigurationProvider
Modified UICollectionLayoutListConfiguration.backgroundColor
Declaration
From@property (nonatomic) UIColor *backgroundColor
To@property (nonatomic, strong) UIColor *backgroundColor

UICollectionViewListCell.h
Removed UICollectionViewListCell.leadingSwipeActionsConfiguration
Removed UICollectionViewListCell.trailingSwipeActionsConfiguration
UIConfigurationColorTransformer.h
Added UIConfigurationColorTransformerPreferredTint
Added UIConfigurationColorTransformerMonochromeTint
UIFocus.h
Modified UIFocusEnvironment.focusItemContainer
Declaration
From@property (nonatomic, readonly) id<UIFocusItemContainer> focusItemContainer
To@property (nonatomic, readonly, strong) id<UIFocusItemContainer> focusItemContainer

Modified UIFocusEnvironment.focusGroupIdentifier
Declaration
From@property (nonatomic, readonly) NSString *focusGroupIdentifier
To@property (nonatomic, readonly, copy) NSString *focusGroupIdentifier

Modified UIFocusItemContainer.coordinateSpace
Declaration
From@property (nonatomic, readonly) id<UICoordinateSpace> coordinateSpace
To@property (nonatomic, readonly, strong) id<UICoordinateSpace> coordinateSpace

UIGuidedAccess.h
Modified UIGuidedAccessConfigureAccessibilityFeatures()
Declaration
Fromvoid UIGuidedAccessConfigureAccessibilityFeatures(UIGuidedAccessAccessibilityFeature features, BOOL enabled, void (^)(BOOL, NSError * _Nonnull) completion)
Tovoid UIGuidedAccessConfigureAccessibilityFeatures(UIGuidedAccessAccessibilityFeature features, BOOL enabled, void (^)(BOOL, NSError * _Nullable) completion)

UIListContentConfiguration.h
Added UIListContentView.textLayoutGuide
Added UIListContentView.secondaryTextLayoutGuide
Added UIListContentView.imageLayoutGuide
UIListContentTextProperties.h
Added UIListContentTextTransform
Added UIListContentTextTransformNone
Added UIListContentTextTransformUppercase
Added UIListContentTextTransformLowercase
Added UIListContentTextTransformCapitalized
Added UIListContentTextProperties.transform
UIPasteboard.h
Added UIPasteboardDetectionPatternNumber
UISplitViewController.h
Added UISplitViewController.preferredPrimaryColumnWidth
Added UISplitViewController.preferredSupplementaryColumnWidth
Added -[UISplitViewControllerDelegate splitViewControllerInteractivePresentationGestureWillBegin:]
Added -[UISplitViewControllerDelegate splitViewControllerInteractivePresentationGestureDidEnd:]
UIView.h
Modified UIView.focusGroupIdentifier
Declaration
From@property (nonatomic, readwrite) NSString *focusGroupIdentifier
To@property (nonatomic, readwrite, copy) NSString *focusGroupIdentifier