MediaPlaybackCommandManagerPreviousReceivedEventArgs 類別

定義

命名空間:

Windows.Media.Playback

提供資料或 MediaPlaybackCommandManager.PreviousReceived 事件，當命令管理員從系統媒體傳輸控制項的 [ 播放 ] 按鈕收到命令時，就會發生此事件。

public ref class MediaPlaybackCommandManagerPreviousReceivedEventArgs sealed

/// [Windows.Foundation.Metadata.ContractVersion(Windows.Foundation.UniversalApiContract, 196608)]
/// [Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
class MediaPlaybackCommandManagerPreviousReceivedEventArgs final

[Windows.Foundation.Metadata.ContractVersion(typeof(Windows.Foundation.UniversalApiContract), 196608)]
[Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
public sealed class MediaPlaybackCommandManagerPreviousReceivedEventArgs

Public NotInheritable Class MediaPlaybackCommandManagerPreviousReceivedEventArgs

繼承

Object Platform::Object IInspectable MediaPlaybackCommandManagerPreviousReceivedEventArgs

屬性

ContractVersionAttribute MarshalingBehaviorAttribute

Windows 需求

裝置系列	Windows 10 Anniversary Edition (已於 10.0.14393.0 引進)
API contract	Windows.Foundation.UniversalApiContract (已於 v3.0 引進)

備註

處理 MediaPlaybackCommandManager.PreviousReceived 事件，以取得這個類別的實例。

屬性

Handled

取得或設定值，指出是否已處理 PreviousReceived 事件。

方法

GetDeferral()

取得 Deferral 物件，讓系統等待您執行非同步作業，例如從網路來源建立新的 MediaPlaybackItem ，然後再繼續處理 Previous 命令。