MediaPlaybackCommandManager.PreviousReceived 事件
定义
重要
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当命令管理器从系统媒体传输控件的“ 上一个 ”按钮接收命令时发生。
// Register
event_token PreviousReceived(TypedEventHandler<MediaPlaybackCommandManager, MediaPlaybackCommandManagerPreviousReceivedEventArgs const&> const& handler) const;
// Revoke with event_token
void PreviousReceived(event_token const* cookie) const;
// Revoke with event_revoker
MediaPlaybackCommandManager::PreviousReceived_revoker PreviousReceived(auto_revoke_t, TypedEventHandler<MediaPlaybackCommandManager, MediaPlaybackCommandManagerPreviousReceivedEventArgs const&> const& handler) const;
public event TypedEventHandler<MediaPlaybackCommandManager,MediaPlaybackCommandManagerPreviousReceivedEventArgs> PreviousReceived;
function onPreviousReceived(eventArgs) { /* Your code */ }
mediaPlaybackCommandManager.addEventListener("previousreceived", onPreviousReceived);
mediaPlaybackCommandManager.removeEventListener("previousreceived", onPreviousReceived);
- or -
mediaPlaybackCommandManager.onpreviousreceived = onPreviousReceived;
Public Custom Event PreviousReceived As TypedEventHandler(Of MediaPlaybackCommandManager, MediaPlaybackCommandManagerPreviousReceivedEventArgs)