通过

PosPrinter.StatusUpdated 事件

  • 参考

定义

命名空间:
Windows.Devices.PointOfService
编辑

当服务点打印机的电源状态或可用性发生更改时发生。

// Register
event_token StatusUpdated(TypedEventHandler<PosPrinter, PosPrinterStatusUpdatedEventArgs const&> const& handler) const;

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

// Revoke with event_revoker
PosPrinter::StatusUpdated_revoker StatusUpdated(auto_revoke_t, TypedEventHandler<PosPrinter, PosPrinterStatusUpdatedEventArgs const&> const& handler) const;
public event TypedEventHandler<PosPrinter,PosPrinterStatusUpdatedEventArgs> StatusUpdated;
function onStatusUpdated(eventArgs) { /* Your code */ }
posPrinter.addEventListener("statusupdated", onStatusUpdated);
posPrinter.removeEventListener("statusupdated", onStatusUpdated);
- or -
posPrinter.onstatusupdated = onStatusUpdated;
Public Custom Event StatusUpdated As TypedEventHandler(Of PosPrinter, PosPrinterStatusUpdatedEventArgs)

事件类型

TypedEventHandler<PosPrinter,PosPrinterStatusUpdatedEventArgs>

适用于

另请参阅