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ClaimedPosPrinter.Closed 事件

定義

在 ClaimedPosPrinter關閉時引發的事件。

// Register
event_token Closed(TypedEventHandler<ClaimedPosPrinter, ClaimedPosPrinterClosedEventArgs const&> const& handler) const;

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

// Revoke with event_revoker
ClaimedPosPrinter::Closed_revoker Closed(auto_revoke_t, TypedEventHandler<ClaimedPosPrinter, ClaimedPosPrinterClosedEventArgs const&> const& handler) const;
public event TypedEventHandler<ClaimedPosPrinter,ClaimedPosPrinterClosedEventArgs> Closed;
function onClosed(eventArgs) { /* Your code */ }
claimedPosPrinter.addEventListener("closed", onClosed);
claimedPosPrinter.removeEventListener("closed", onClosed);
- or -
claimedPosPrinter.onclosed = onClosed;
Public Custom Event Closed As TypedEventHandler(Of ClaimedPosPrinter, ClaimedPosPrinterClosedEventArgs) 

事件類型

Windows 需求

裝置系列
Windows 10, version 1809 (已於 10.0.17763.0 引進)
API contract
Windows.Foundation.UniversalApiContract (已於 v7.0 引進)

備註

當應用程式暫停時,所有 ClaimedPosPrinter 物件都會關閉。 此事件有助於判斷何時需要重新建立印表機連線。

適用於

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