PerceptionPropertyChangeRequest 类

定义

命名空间:

Windows.Devices.Perception.Provider

来自控制此 IPerceptionFrameProvider 的应用的请求，用于更新属性。

public ref class PerceptionPropertyChangeRequest sealed

/// [Windows.Foundation.Metadata.ContractVersion(Windows.Foundation.UniversalApiContract, 65536)]
/// [Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
/// [Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.Both)]
/// [Windows.Foundation.Metadata.Deprecated("PerceptionPropertyChangeRequest may be unavailable after Windows Creator Update. Please refer to AVStream on MSDN.", Windows.Foundation.Metadata.DeprecationType.Deprecate, 262144, "Windows.Foundation.UniversalApiContract")]
class PerceptionPropertyChangeRequest final

[Windows.Foundation.Metadata.ContractVersion(typeof(Windows.Foundation.UniversalApiContract), 65536)]
[Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
[Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.Both)]
[Windows.Foundation.Metadata.Deprecated("PerceptionPropertyChangeRequest may be unavailable after Windows Creator Update. Please refer to AVStream on MSDN.", Windows.Foundation.Metadata.DeprecationType.Deprecate, 262144, "Windows.Foundation.UniversalApiContract")]
public sealed class PerceptionPropertyChangeRequest

Public NotInheritable Class PerceptionPropertyChangeRequest

继承

Object Platform::Object IInspectable PerceptionPropertyChangeRequest

属性

ContractVersionAttribute MarshalingBehaviorAttribute ThreadingAttribute DeprecatedAttribute

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)

属性

Name	获取要更改的属性的名称。
Status	在处理请求后设置请求的新状态。
Value	获取请求的 属性的新值。

方法

GetDeferral()

获取 Windows：：Foundation：:D eferral 对象，以允许后台处理（如果需要）。