SCICollectionChangedEventArgs

@interface SCICollectionChangedEventArgs<E> : NSObject <ISCICleanable>

Defines a class which contains changes of SCIObservableCollection.

Note

E - is the type of elements in the changed SCIObservableCollection.


                        
                        
                        newItems

Gets the list of new items involved in the change.

Objective-C

@property (getter=getNewItems, readwrite, strong, nonatomic)
    NSMutableArray<E> *newItems;

Swift

var newItems: NSMutableArray! { get set }


                        
                        
                        oldItems

Gets the old items which were removed or replaced in this change.

Objective-C

@property (readwrite, strong, nonatomic) NSMutableArray<E> *oldItems;

Swift

var oldItems: NSMutableArray! { get set }


                        
                        
                        newIndex

Gets the index at which the change occurred.

Objective-C

@property (assign, readwrite, nonatomic) NSInteger newIndex;

Swift

var newIndex: Int { get set }


                        
                        
                        oldIndex

Gets the index at which the change occurred.

Objective-C

@property (assign, readwrite, nonatomic) NSInteger oldIndex;

Swift

var oldIndex: Int { get set }


                        
                        
                        action

Gets the action that caused the event.

Objective-C

@property (assign, readwrite, nonatomic) SCICollectionChangedAction action;

Swift

var action: SCICollectionChangedAction { get set }