IUICollectionViewDragDelegate.DragSessionWillBegin Method

Definition

Namespace:: UIKit

Assembly:: Microsoft.iOS.dll

Assembly:: Microsoft.MacCatalyst.dll

Important

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Method that is called just before a drag session begins.

[Foundation.Export("collectionView:dragSessionWillBegin:")]
[Foundation.OptionalMember]
[ObjCRuntime.BindingImpl(ObjCRuntime.BindingImplOptions.GeneratedCode | ObjCRuntime.BindingImplOptions.Optimizable)]
public virtual void DragSessionWillBegin(UIKit.UICollectionView collectionView, UIKit.IUIDragSession session);

[<Foundation.Export("collectionView:dragSessionWillBegin:")>]
[<Foundation.OptionalMember>]
[<ObjCRuntime.BindingImpl(ObjCRuntime.BindingImplOptions.GeneratedCode | ObjCRuntime.BindingImplOptions.Optimizable)>]
abstract member DragSessionWillBegin : UIKit.UICollectionView * UIKit.IUIDragSession -> unit
override this.DragSessionWillBegin : UIKit.UICollectionView * UIKit.IUIDragSession -> unit

Parameters

collectionView: UICollectionView

The originating collection view.

session: IUIDragSession

The session that is about to begin.

Attributes: ExportAttribute OptionalMemberAttribute BindingImplAttribute

Applies to

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IUICollectionViewDragDelegate.DragSessionWillBegin Method

Definition

Parameters

Applies to