simplify qr window

electrum/gui/qt/main_window.py

@@ -1080,7 +1080,7 @@ class ElectrumWindow(QMainWindow, MessageBoxMixin, PrintError):
         uri = util.create_URI(addr, amount, message)
         self.receive_qr.setData(uri)
         if self.qr_window and self.qr_window.isVisible():
-            self.qr_window.set_content(addr, amount, message, uri)
+            self.qr_window.qrw.setData(uri)
 
     def set_feerounding_text(self, num_satoshis_added):
         self.feerounding_text = (_('Additional {} satoshis are going to be added.')

electrum/gui/qt/qrwindow.py

@@ -48,43 +48,9 @@ class QR_Window(QWidget):
         QWidget.__init__(self)
         self.win = win
         self.setWindowTitle('Electrum - '+_('Payment Request'))
-        self.setMinimumSize(800, 250)
-        self.address = ''
-        self.label = ''
-        self.amount = 0
+        self.setMinimumSize(800, 800)
         self.setFocusPolicy(Qt.NoFocus)
-
         main_box = QHBoxLayout()
-
         self.qrw = QRCodeWidget()
         main_box.addWidget(self.qrw, 1)
-
-        vbox = QVBoxLayout()
-        main_box.addLayout(vbox)
-
-        self.address_label = QLabel("")
-        #self.address_label.setFont(QFont(MONOSPACE_FONT))
-        vbox.addWidget(self.address_label)
-
-        self.label_label = QLabel("")
-        vbox.addWidget(self.label_label)
-
-        self.amount_label = QLabel("")
-        vbox.addWidget(self.amount_label)
-
-        vbox.addStretch(1)
         self.setLayout(main_box)
-
-
-    def set_content(self, address, amount, message, url):
-        address_text = "<span style='font-size: 18pt'>%s</span>" % address if address else ""
-        self.address_label.setText(address_text)
-        if amount:
-            amount = self.win.format_amount(amount)
-            amount_text = "<span style='font-size: 21pt'>%s</span> <span style='font-size: 16pt'>%s</span> " % (amount, self.win.base_unit())
-        else:
-            amount_text = ''
-        self.amount_label.setText(amount_text)
-        label_text = "<span style='font-size: 21pt'>%s</span>" % message if message else ""
-        self.label_label.setText(label_text)
-        self.qrw.setData(url)