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UICollectionViewLayout.GetInvalidationContext 方法

  • 参考

定义

命名空间:
UIKit
程序集:
Xamarin.iOS.dll

获取从 originalAttributes 更改为 preferredAttributes的无效区域。

[Foundation.Export("invalidationContextForPreferredLayoutAttributes:withOriginalAttributes:")]
[ObjCRuntime.Introduced(ObjCRuntime.PlatformName.iOS, 8, 0, ObjCRuntime.PlatformArchitecture.All, null)]
public virtual UIKit.UICollectionViewLayoutInvalidationContext GetInvalidationContext (UIKit.UICollectionViewLayoutAttributes preferredAttributes, UIKit.UICollectionViewLayoutAttributes originalAttributes);
abstract member GetInvalidationContext : UIKit.UICollectionViewLayoutAttributes * UIKit.UICollectionViewLayoutAttributes -> UIKit.UICollectionViewLayoutInvalidationContext
override this.GetInvalidationContext : UIKit.UICollectionViewLayoutAttributes * UIKit.UICollectionViewLayoutAttributes -> UIKit.UICollectionViewLayoutInvalidationContext

参数

preferredAttributes
UICollectionViewLayoutAttributes
originalAttributes
UICollectionViewLayoutAttributes

返回

UICollectionViewLayoutInvalidationContext
属性
ExportAttribute IntroducedAttribute

适用于