Encoding a Barcode: do not show data

[lhrmota]

When some data is encoded, one sees a screen with both the QR code and the raw data, in text.

It should be possible to choose not to show the original data, since it is often not useful.

[phanthinh]

+1 same issue, i'm saw barcodeData.text = "" when scan qrcode https://clikbrix.files.wordpress.com/2012/02/james_goodhouse_profile_qrcode.png