NSItemProvider.LoadPreviewImageAsync(NSDictionary) 方法

定义

public virtual System.Threading.Tasks.Task<Foundation.NSObject> LoadPreviewImageAsync (Foundation.NSDictionary options);
abstract member LoadPreviewImageAsync : Foundation.NSDictionary -> System.Threading.Tasks.Task<Foundation.NSObject>
override this.LoadPreviewImageAsync : Foundation.NSDictionary -> System.Threading.Tasks.Task<Foundation.NSObject>

参数

options
NSDictionary

返回

表示异步 LoadPreviewImage 操作的任务。 TResult 参数的值的类型为 System.Action<Foundation.NSObject,Foundation.NSError>。

适用于