The textbox can then process this the same way as if a user had entered the code into the textbox and pressed Return. The barcode is then (via the keyboard emulation) inserted into the textbox and return is pressed. If you process all keypress events in your application you can react to receiving the configured prefix by clearing and setting focus to a textbox that is meant to receive the barcode. Download Barcode Scanner and enjoy it on your iPhone, iPad and iPod touch. Usually, you will configure "Return" as the suffix and some special code that the user usually never enters as the prefix. You can configure the scanners to send prefix and suffix characters before and after the actual code. Untuk manampilkan fitur Share QR Code URL ini, kalian perlu mengaktifkan 2 (dua) fitur flags di browser Chrome Android. Dan tak ada salahnya kita mencoba sesuatu. The easiest way to use barcode scanners is by having them emulate the keyboard. Cara Aktivasi Share QR Code URL di Google Chrome Android Setelah kalian mengetahui definisi dan fungsi dari QR Code, saatnya kita masuk ke menu utama. This class is part of the new "Universal Windows Platform" that only works in Universal Apps for Windows 8 and Windows 10. You cannot use the BarcodeScanner class in a Desktop application.