ClaimedMagneticStripeReader.Closed 事件
定义
重要
一些信息与预发行产品相关,相应产品在发行之前可能会进行重大修改。 对于此处提供的信息,Microsoft 不作任何明示或暗示的担保。
关闭 ClaimedMagneticStripeReader 时引发的事件。
// Register
event_token Closed(TypedEventHandler<ClaimedMagneticStripeReader, ClaimedMagneticStripeReaderClosedEventArgs const&> const& handler) const;
// Revoke with event_token
void Closed(event_token const* cookie) const;
// Revoke with event_revoker
ClaimedMagneticStripeReader::Closed_revoker Closed(auto_revoke_t, TypedEventHandler<ClaimedMagneticStripeReader, ClaimedMagneticStripeReaderClosedEventArgs const&> const& handler) const;
public event TypedEventHandler<ClaimedMagneticStripeReader,ClaimedMagneticStripeReaderClosedEventArgs> Closed;
function onClosed(eventArgs) { /* Your code */ }
claimedMagneticStripeReader.addEventListener("closed", onClosed);
claimedMagneticStripeReader.removeEventListener("closed", onClosed);
- or -
claimedMagneticStripeReader.onclosed = onClosed;
Public Custom Event Closed As TypedEventHandler(Of ClaimedMagneticStripeReader, ClaimedMagneticStripeReaderClosedEventArgs)
事件类型
Windows 要求
设备系列 |
Windows 10, version 1809 (在 10.0.17763.0 中引入)
|
API contract |
Windows.Foundation.UniversalApiContract (在 v7.0 中引入)
|
注解
暂停应用时,将关闭所有 ClaimedMagneticStripeReader 对象。 此事件可用于确定何时需要重新建立磁条读取器连接。