BackgroundMediaPlayer.MessageReceivedFromBackground 事件

定義

命名空間:

Windows.Media.Playback

從背景工作收到訊息時發生。

注意

從 Windows 版本 1703 開始， BackgroundMediaPlayer 已被取代，未來版本的 Windows 可能無法使用。 請改用 MediaPlayer 類別。 如需詳細資訊，請參閱 在背景播放媒體。

/// [add: Windows.Foundation.Metadata.Deprecated("Use MediaPlayer instead of BackgroundMediaPlayer.  For more info, see MSDN.", Windows.Foundation.Metadata.DeprecationType.Deprecate, 262144, "Windows.Foundation.UniversalApiContract")]
/// [remove: Windows.Foundation.Metadata.Deprecated("Use MediaPlayer instead of BackgroundMediaPlayer.  For more info, see MSDN.", Windows.Foundation.Metadata.DeprecationType.Deprecate, 262144, "Windows.Foundation.UniversalApiContract")]
// Register
static event_token MessageReceivedFromBackground(EventHandler<MediaPlayerDataReceivedEventArgs> const& handler) const;

// Revoke with event_token
static void MessageReceivedFromBackground(event_token const* cookie) const;

// Revoke with event_revoker
static BackgroundMediaPlayer::MessageReceivedFromBackground_revoker MessageReceivedFromBackground(auto_revoke_t, EventHandler<MediaPlayerDataReceivedEventArgs> const& handler) const;

[add: Windows.Foundation.Metadata.Deprecated("Use MediaPlayer instead of BackgroundMediaPlayer.  For more info, see MSDN.", Windows.Foundation.Metadata.DeprecationType.Deprecate, 262144, "Windows.Foundation.UniversalApiContract")]
[remove: Windows.Foundation.Metadata.Deprecated("Use MediaPlayer instead of BackgroundMediaPlayer.  For more info, see MSDN.", Windows.Foundation.Metadata.DeprecationType.Deprecate, 262144, "Windows.Foundation.UniversalApiContract")]
public static event System.EventHandler<MediaPlayerDataReceivedEventArgs> MessageReceivedFromBackground;

function onMessageReceivedFromBackground(eventArgs) { /* Your code */ }
Windows.Media.Playback.BackgroundMediaPlayer.addEventListener("messagereceivedfrombackground", onMessageReceivedFromBackground);
Windows.Media.Playback.BackgroundMediaPlayer.removeEventListener("messagereceivedfrombackground", onMessageReceivedFromBackground);
- or -
Windows.Media.Playback.BackgroundMediaPlayer.onmessagereceivedfrombackground = onMessageReceivedFromBackground;

Public Shared Custom Event MessageReceivedFromBackground As EventHandler(Of MediaPlayerDataReceivedEventArgs) 

事件類型

EventHandler<MediaPlayerDataReceivedEventArgs>

EventHandler<MediaPlayerDataReceivedEventArgs>

屬性

DeprecatedAttribute