通过

GlobalSystemMediaTransportControlsSession.MediaPropertiesChanged 事件

  • 参考

定义

命名空间:
Windows.Media.Control
编辑

当会话的 MediaProperties 发生更改时发生。

// Register
event_token MediaPropertiesChanged(TypedEventHandler<GlobalSystemMediaTransportControlsSession, MediaPropertiesChangedEventArgs const&> const& handler) const;

// Revoke with event_token
void MediaPropertiesChanged(event_token const* cookie) const;

// Revoke with event_revoker
GlobalSystemMediaTransportControlsSession::MediaPropertiesChanged_revoker MediaPropertiesChanged(auto_revoke_t, TypedEventHandler<GlobalSystemMediaTransportControlsSession, MediaPropertiesChangedEventArgs const&> const& handler) const;
public event TypedEventHandler<GlobalSystemMediaTransportControlsSession,MediaPropertiesChangedEventArgs> MediaPropertiesChanged;
function onMediaPropertiesChanged(eventArgs) { /* Your code */ }
globalSystemMediaTransportControlsSession.addEventListener("mediapropertieschanged", onMediaPropertiesChanged);
globalSystemMediaTransportControlsSession.removeEventListener("mediapropertieschanged", onMediaPropertiesChanged);
- or -
globalSystemMediaTransportControlsSession.onmediapropertieschanged = onMediaPropertiesChanged;
Public Custom Event MediaPropertiesChanged As TypedEventHandler(Of GlobalSystemMediaTransportControlsSession, MediaPropertiesChangedEventArgs)

事件类型

TypedEventHandler<GlobalSystemMediaTransportControlsSession,MediaPropertiesChangedEventArgs>

Windows 要求

应用功能
globalMediaControl

适用于