共用方式為

BarcodeScannerProviderConnection.EnableScannerRequested 事件

  • 參考

定義

命名空間:
Windows.Devices.PointOfService.Provider
編輯

當用戶端應用程式嘗試啟用條碼掃描器時引發。

// Register
event_token EnableScannerRequested(TypedEventHandler<BarcodeScannerProviderConnection, BarcodeScannerEnableScannerRequestEventArgs const&> const& handler) const;

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

// Revoke with event_revoker
BarcodeScannerProviderConnection::EnableScannerRequested_revoker EnableScannerRequested(auto_revoke_t, TypedEventHandler<BarcodeScannerProviderConnection, BarcodeScannerEnableScannerRequestEventArgs const&> const& handler) const;
public event TypedEventHandler<BarcodeScannerProviderConnection,BarcodeScannerEnableScannerRequestEventArgs> EnableScannerRequested;
function onEnableScannerRequested(eventArgs) { /* Your code */ }
barcodeScannerProviderConnection.addEventListener("enablescannerrequested", onEnableScannerRequested);
barcodeScannerProviderConnection.removeEventListener("enablescannerrequested", onEnableScannerRequested);
- or -
barcodeScannerProviderConnection.onenablescannerrequested = onEnableScannerRequested;
Public Custom Event EnableScannerRequested As TypedEventHandler(Of BarcodeScannerProviderConnection, BarcodeScannerEnableScannerRequestEventArgs)

事件類型

TypedEventHandler<BarcodeScannerProviderConnection,BarcodeScannerEnableScannerRequestEventArgs>

適用於