NDStorageFileHelper 类

定义

命名空间:

Windows.Media.Protection.PlayReady

管理 PlayReady-ND 存储文件。

public ref class NDStorageFileHelper sealed : INDStorageFileHelper

/// [Windows.Foundation.Metadata.ContractVersion(Windows.Foundation.UniversalApiContract, 65536)]
/// [Windows.Foundation.Metadata.Activatable(65536, "Windows.Foundation.UniversalApiContract")]
/// [Windows.Foundation.Metadata.Deprecated("NDStorageFileHelper is deprecated and might not work on all platforms. For more info, see MSDN.", Windows.Foundation.Metadata.DeprecationType.Deprecate, 196608, "Windows.Foundation.UniversalApiContract")]
class NDStorageFileHelper final : INDStorageFileHelper

[Windows.Foundation.Metadata.ContractVersion(typeof(Windows.Foundation.UniversalApiContract), 65536)]
[Windows.Foundation.Metadata.Activatable(65536, "Windows.Foundation.UniversalApiContract")]
[Windows.Foundation.Metadata.Deprecated("NDStorageFileHelper is deprecated and might not work on all platforms. For more info, see MSDN.", Windows.Foundation.Metadata.DeprecationType.Deprecate, 196608, "Windows.Foundation.UniversalApiContract")]
public sealed class NDStorageFileHelper : INDStorageFileHelper

function NDStorageFileHelper()

Public NotInheritable Class NDStorageFileHelper
Implements INDStorageFileHelper

继承

Object Platform::Object IInspectable NDStorageFileHelper

属性

ActivatableAttribute ContractVersionAttribute DeprecatedAttribute

实现

INDStorageFileHelper

Windows 要求

设备系列	Windows 10 (在 10.0.10240.0 中引入)
API contract	Windows.Foundation.UniversalApiContract (在 v1.0 中引入)

构造函数

NDStorageFileHelper()

创建 NDStorageFileHelper 类的新实例。

方法

GetFileURLs(IStorageFile)

如果 URL 包含 PlayReady-ND 元数据，则从与 StorageFile 对象关联的 URL 获取发送器设置。

另请参阅

• INDStorageFileHelper