ClaimedBarcodeScanner.ImagePreviewReceived Evento
Definizione
Importante
Alcune informazioni sono relative alla release non definitiva del prodotto, che potrebbe subire modifiche significative prima della release definitiva. Microsoft non riconosce alcuna garanzia, espressa o implicita, in merito alle informazioni qui fornite.
Si verifica quando il dispositivo riceve l'immagine bitmap dell'analisi.
// Register
event_token ImagePreviewReceived(TypedEventHandler<ClaimedBarcodeScanner, BarcodeScannerImagePreviewReceivedEventArgs const&> const& handler) const;
// Revoke with event_token
void ImagePreviewReceived(event_token const* cookie) const;
// Revoke with event_revoker
ClaimedBarcodeScanner::ImagePreviewReceived_revoker ImagePreviewReceived(auto_revoke_t, TypedEventHandler<ClaimedBarcodeScanner, BarcodeScannerImagePreviewReceivedEventArgs const&> const& handler) const;public event TypedEventHandler<ClaimedBarcodeScanner,BarcodeScannerImagePreviewReceivedEventArgs> ImagePreviewReceived;function onImagePreviewReceived(eventArgs) { /* Your code */ }
claimedBarcodeScanner.addEventListener("imagepreviewreceived", onImagePreviewReceived);
claimedBarcodeScanner.removeEventListener("imagepreviewreceived", onImagePreviewReceived);
- or -
claimedBarcodeScanner.onimagepreviewreceived = onImagePreviewReceived;Public Custom Event ImagePreviewReceived As TypedEventHandler(Of ClaimedBarcodeScanner, BarcodeScannerImagePreviewReceivedEventArgs)