MediaCaptureFocusChangedEventArgs 类

  • 参考

定义

命名空间:
Windows.Media.Capture
编辑

为 FocusChanged 事件提供数据。

public ref class MediaCaptureFocusChangedEventArgs 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)]
class MediaCaptureFocusChangedEventArgs 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)]
public sealed class MediaCaptureFocusChangedEventArgs
Public NotInheritable Class MediaCaptureFocusChangedEventArgs
继承
Object Platform::Object IInspectable MediaCaptureFocusChangedEventArgs
属性
ContractVersionAttribute MarshalingBehaviorAttribute ThreadingAttribute

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)
应用功能
backgroundMediaRecording

注解

处理 MediaCapture.FocusChanged 事件以获取此类的实例。

属性

FocusState

获取捕获设备的当前焦点状态。

适用于