MediaPlaybackCommandManagerRateReceivedEventArgs 類別

定義

命名空間:

Windows.Media.Playback

提供資料或 MediaPlaybackCommandManager.RateReceived 事件，當命令管理員收到從系統媒體傳輸控制項變更目前播放速率的命令時，就會發生此事件。

public ref class MediaPlaybackCommandManagerRateReceivedEventArgs sealed

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

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

Public NotInheritable Class MediaPlaybackCommandManagerRateReceivedEventArgs

繼承

Object Platform::Object IInspectable MediaPlaybackCommandManagerRateReceivedEventArgs

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.RateReceived 事件，以取得這個類別的實例。

屬性

Handled	取得或設定值，指出 RateReceived 事件是否已處理。
PlaybackRate	取得值，指出目前的播放速率。

方法

GetDeferral()

取得 Deferral 物件，讓系統等候您執行非同步作業，例如從網路來源建立新的 MediaPlaybackItem ，然後再繼續處理變更速率命令。