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
  13 from electrum import bmp, pyqrnative, BasePlugin
  14 from electrum.i18n import _
  15
  16
  17 if platform.system() == 'Windows':
  18     MONOSPACE_FONT = 'Lucida Console'
  19 elif platform.system() == 'Darwin':
  20     MONOSPACE_FONT = 'Monaco'
  21 else:
  22     MONOSPACE_FONT = 'monospace'
  23
  24 column_index = 4
  25
  26 class QR_Window(QWidget):
  27
  28     def __init__(self, win):
  29         QWidget.__init__(self)
  30         self.win = win
  31         self.setWindowTitle('Electrum - '+_('Invoice'))
  32         self.setMinimumSize(800, 250)
  33         self.address = ''
  34         self.label = ''
  35         self.amount = 0
  36         self.setFocusPolicy(QtCore.Qt.NoFocus)
  37
  38         main_box = QHBoxLayout()
  39
  40         self.qrw = QRCodeWidget()
  41         main_box.addWidget(self.qrw, 1)
  42
  43         vbox = QVBoxLayout()
  44         main_box.addLayout(vbox)
  45
  46         self.address_label = QLabel("")
  47         #self.address_label.setFont(QFont(MONOSPACE_FONT))
  48         vbox.addWidget(self.address_label)
  49
  50         self.label_label = QLabel("")
  51         vbox.addWidget(self.label_label)
  52
  53         self.amount_label = QLabel("")
  54         vbox.addWidget(self.amount_label)
  55
  56         vbox.addStretch(1)
  57         self.setLayout(main_box)
  58
  59
  60     def set_content(self, address, amount, message, url):
  61         address_text = "<span style='font-size: 18pt'>%s</span>" % address if address else ""
  62         self.address_label.setText(address_text)
  63         if amount:
  64             amount = self.win.format_amount(amount)
  65             amount_text = "<span style='font-size: 21pt'>%s</span> <span style='font-size: 16pt'>%s</span> " % (amount, self.win.base_unit())
  66         else:
  67             amount_text = ''
  68         self.amount_label.setText(amount_text)
  69         label_text = "<span style='font-size: 21pt'>%s</span>" % message if message else ""
  70         self.label_label.setText(label_text)
  71         self.qrw.setData(url)
  72
  73
  74
  75
  76 class Plugin(BasePlugin):
  77
  78     def fullname(self):
  79         return 'Point of Sale'
  80
  81
  82     def description(self):
  83         return _('Show payment requests in a large, separate window.')
  84
  85
  86     def init(self):
  87         self.window = self.gui.main_window
  88         self.qr_window = None
  89         self.toggle_QR_window(True)
  90
  91
  92     def close(self):
  93         self.toggle_QR_window(False)
  94
  95
  96     def close_main_window(self):
  97         if self.qr_window:
  98             self.qr_window.close()
  99             self.qr_window = None
 100
 101
 102     def update_receive_qr(self, address, amount, message, url):
 103         self.qr_window.set_content( address, amount, message, url )
 104
 105
 106     def toggle_QR_window(self, show):
 107         if show and not self.qr_window:
 108             self.qr_window = QR_Window(self.gui.main_window)
 109             self.qr_window.setVisible(True)
 110             self.qr_window_geometry = self.qr_window.geometry()
 111
 112         elif show and self.qr_window and not self.qr_window.isVisible():
 113             self.qr_window.setVisible(True)
 114             self.qr_window.setGeometry(self.qr_window_geometry)
 115
 116         elif not show and self.qr_window and self.qr_window.isVisible():
 117             self.qr_window_geometry = self.qr_window.geometry()
 118             self.qr_window.setVisible(False)
 119
 120
 121
 122