QRCodeWidget: show warning in GUI

3 years ago · 3b44646bd1
1 changed files with 4 additions and 1 deletions
--- a/electrum/gui/qt/qrcodewidget.py
+++ b/electrum/gui/qt/qrcodewidget.py
@ -73,7 +73,10 @@ class QRCodeWidget(QWidget):
        framesize = min(r.width(), r.height())
        boxsize = int((framesize - 2*self.margin)/k)
        if boxsize < 2:
-            print('Warning: cannot draw qr code, boxsize too small')
+            qp.drawText(0, 20, 'Cannot draw QR code:')
+            qp.drawText(0, 40, 'Boxsize too small')
+            qp.end()
+            return
        size = k*boxsize
        left = (framesize - size)/2
        top = (framesize - size)/2