UICollectionViewPlaceholder.CellUpdateHandler 属性

定义

public virtual Action<UIKit.UICollectionViewCell> CellUpdateHandler { [Foundation.Export("cellUpdateHandler", ObjCRuntime.ArgumentSemantic.Copy)] get; [Foundation.Export("setCellUpdateHandler:", ObjCRuntime.ArgumentSemantic.Copy)] set; }
member this.CellUpdateHandler : Action<UIKit.UICollectionViewCell> with get, set

属性值

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此值可为 null

属性

适用于