通过

MseSourceBuffer.UpdateStarting 事件

  • 参考

定义

命名空间:
Windows.Media.Core
编辑

在 MseSourceBuffer 更新启动时发生。

// Register
event_token UpdateStarting(TypedEventHandler<MseSourceBuffer, IInspectable const&> const& handler) const;

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

// Revoke with event_revoker
MseSourceBuffer::UpdateStarting_revoker UpdateStarting(auto_revoke_t, TypedEventHandler<MseSourceBuffer, IInspectable const&> const& handler) const;
public event TypedEventHandler<MseSourceBuffer,object> UpdateStarting;
function onUpdateStarting(eventArgs) { /* Your code */ }
mseSourceBuffer.addEventListener("updatestarting", onUpdateStarting);
mseSourceBuffer.removeEventListener("updatestarting", onUpdateStarting);
- or -
mseSourceBuffer.onupdatestarting = onUpdateStarting;
Public Custom Event UpdateStarting As TypedEventHandler(Of MseSourceBuffer, Object)

事件类型

TypedEventHandler<MseSourceBuffer,Object>

TypedEventHandler<MseSourceBuffer,IInspectable>

适用于