public static void ItemIndexDecrement <T>(this NotifiableCollection <T> collection, T item, int count = 1) { if (collection != null) { collection.Move(collection.IndexOf(item), count); } }
public static bool CanItemIndexIncrement <T>(this NotifiableCollection <T> collection, T item, int downCount = 1) { return(collection.CanItemIndexIncrement(collection.IndexOf(item), downCount)); }
public static void ItemIndexIncrement <T>(this NotifiableCollection <T> collection, T item, int count = 1) { collection.ItemIndexIncrement(collection.IndexOf(item), count); }