plugins/pointofsale.py

   1 import re
   2 import platform
   3 from decimal import Decimal
   4 from urllib import quote
   5
   6 from PyQt4.QtGui import *
   7 from PyQt4.QtCore import *
   8 import PyQt4.QtCore as QtCore
   9 import PyQt4.QtGui as QtGui
  10
  11 from electrum_gui.qt.qrcodewidget import QRCodeWidget
  12 from electrum import BasePlugin
  13 from electrum.i18n import _
  14
  15
  16 if platform.system() == 'Windows':
  17     MONOSPACE_FONT = 'Lucida Console'
  18 elif platform.system() == 'Darwin':
  19     MONOSPACE_FONT = 'Monaco'
  20 else:
  21     MONOSPACE_FONT = 'monospace'
  22
  23 column_index = 4
  24
  25 class QR_Window(QWidget):
  26
  27     def __init__(self, win):
  28         QWidget.__init__(self)
  29         self.win = win
  30         self.setWindowTitle('Electrum - '+_('Invoice'))
  31         self.setMinimumSize(800, 250)
  32         self.address = ''
  33         self.label = ''
  34         self.amount = 0
  35         self.setFocusPolicy(QtCore.Qt.NoFocus)
  36
  37         main_box = QHBoxLayout()
  38
  39         self.qrw = QRCodeWidget()
  40         main_box.addWidget(self.qrw, 1)
  41
  42         vbox = QVBoxLayout()
  43         main_box.addLayout(vbox)
  44
  45         self.address_label = QLabel("")
  46         #self.address_label.setFont(QFont(MONOSPACE_FONT))
  47         vbox.addWidget(self.address_label)
  48
  49         self.label_label = QLabel("")
  50         vbox.addWidget(self.label_label)
  51
  52         self.amount_label = QLabel("")
  53         vbox.addWidget(self.amount_label)
  54
  55         vbox.addStretch(1)
  56         self.setLayout(main_box)
  57
  58
  59     def set_content(self, address, amount, message, url):
  60         address_text = "<span style='font-size: 18pt'>%s</span>" % address if address else ""
  61         self.address_label.setText(address_text)
  62         if amount:
  63             amount = self.win.format_amount(amount)
  64             amount_text = "<span style='font-size: 21pt'>%s</span> <span style='font-size: 16pt'>%s</span> " % (amount, self.win.base_unit())
  65         else:
  66             amount_text = ''
  67         self.amount_label.setText(amount_text)
  68         label_text = "<span style='font-size: 21pt'>%s</span>" % message if message else ""
  69         self.label_label.setText(label_text)
  70         self.qrw.setData(url)
  71
  72
  73
  74
  75 class Plugin(BasePlugin):
  76
  77     def fullname(self):
  78         return 'Point of Sale'
  79
  80
  81     def description(self):
  82         return _('Show payment requests in a large, separate window.')
  83
  84
  85     def init(self):
  86         self.window = self.gui.main_window
  87         self.qr_window = None
  88         self.toggle_QR_window(True)
  89
  90
  91     def close(self):
  92         self.toggle_QR_window(False)
  93
  94
  95     def close_main_window(self):
  96         if self.qr_window:
  97             self.qr_window.close()
  98             self.qr_window = None
  99
 100
 101     def update_receive_qr(self, address, amount, message, url):
 102         self.qr_window.set_content( address, amount, message, url )
 103
 104
 105     def toggle_QR_window(self, show):
 106         if show and not self.qr_window:
 107             self.qr_window = QR_Window(self.gui.main_window)
 108             self.qr_window.setVisible(True)
 109             self.qr_window_geometry = self.qr_window.geometry()
 110
 111         elif show and self.qr_window and not self.qr_window.isVisible():
 112             self.qr_window.setVisible(True)
 113             self.qr_window.setGeometry(self.qr_window_geometry)
 114
 115         elif not show and self.qr_window and self.qr_window.isVisible():
 116             self.qr_window_geometry = self.qr_window.geometry()
 117             self.qr_window.setVisible(False)
 118
 119
 120
 121