UICollectionViewDragDelegate.DragSessionWillBegin Method
Definition
Important
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Method that is called just before a drag session begins.
[Foundation.Export("collectionView:dragSessionWillBegin:")]
public virtual void DragSessionWillBegin (UIKit.UICollectionView collectionView, UIKit.IUIDragSession session);abstract member DragSessionWillBegin : UIKit.UICollectionView * UIKit.IUIDragSession -> unit
override this.DragSessionWillBegin : UIKit.UICollectionView * UIKit.IUIDragSession -> unitParameters
- collectionView
- UICollectionView
The originating collection view.
- session
- IUIDragSession
The session that is about to begin.
- Attributes