Share via

MediaSource.StateChanged 事件

  • 參考

定義

命名空間:
Windows.Media.Core
編輯

發生于 MediaSource 的目前狀態變更時。

// Register
event_token StateChanged(TypedEventHandler<MediaSource, MediaSourceStateChangedEventArgs const&> const& handler) const;

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

// Revoke with event_revoker
MediaSource::StateChanged_revoker StateChanged(auto_revoke_t, TypedEventHandler<MediaSource, MediaSourceStateChangedEventArgs const&> const& handler) const;
public event TypedEventHandler<MediaSource,MediaSourceStateChangedEventArgs> StateChanged;
function onStateChanged(eventArgs) { /* Your code */ }
mediaSource.addEventListener("statechanged", onStateChanged);
mediaSource.removeEventListener("statechanged", onStateChanged);
- or -
mediaSource.onstatechanged = onStateChanged;
Public Custom Event StateChanged As TypedEventHandler(Of MediaSource, MediaSourceStateChangedEventArgs)

事件類型

TypedEventHandler<MediaSource,MediaSourceStateChangedEventArgs>

Windows 需求

裝置系列
Windows 10 (已於 10.0.10586.0 引進)
API contract
Windows.Foundation.UniversalApiContract (已於 v2.0 引進)

適用於