3 from decimal import Decimal
5 from PyQt4.QtGui import *
6 from PyQt4.QtCore import *
7 import PyQt4.QtCore as QtCore
8 import PyQt4.QtGui as QtGui
10 from electrum_gui.qrcodewidget import QRCodeWidget
11 from electrum_gui import bmp, pyqrnative, BasePlugin
12 from electrum_gui.i18n import _
15 if platform.system() == 'Windows':
16 MONOSPACE_FONT = 'Lucida Console'
17 elif platform.system() == 'Darwin':
18 MONOSPACE_FONT = 'Monaco'
20 MONOSPACE_FONT = 'monospace'
24 class QR_Window(QWidget):
26 def __init__(self, exchanger):
27 QWidget.__init__(self)
28 self.exchanger = exchanger
29 self.setWindowTitle('Electrum - '+_('Invoice'))
30 self.setMinimumSize(800, 250)
34 self.setFocusPolicy(QtCore.Qt.NoFocus)
36 main_box = QHBoxLayout()
38 self.qrw = QRCodeWidget()
39 main_box.addWidget(self.qrw, 1)
42 main_box.addLayout(vbox)
44 self.address_label = QLabel("")
45 #self.address_label.setFont(QFont(MONOSPACE_FONT))
46 vbox.addWidget(self.address_label)
48 self.label_label = QLabel("")
49 vbox.addWidget(self.label_label)
51 self.amount_label = QLabel("")
52 vbox.addWidget(self.amount_label)
55 self.setLayout(main_box)
58 def set_content(self, addr, label, amount, currency):
60 address_text = "<span style='font-size: 18pt'>%s</span>" % addr if addr else ""
61 self.address_label.setText(address_text)
63 if currency == 'BTC': currency = None
67 self.amount = Decimal(amount) / self.exchanger.exchange(1, currency) if currency else amount
69 self.amount = Decimal(amount)
70 self.amount = self.amount.quantize(Decimal('1.0000'))
73 amount_text += "<span style='font-size: 18pt'>%s %s</span><br/>" % (amount, currency)
74 amount_text += "<span style='font-size: 21pt'>%s</span> <span style='font-size: 16pt'>BTC</span> " % str(self.amount)
75 self.amount_label.setText(amount_text)
78 label_text = "<span style='font-size: 21pt'>%s</span>" % label if label else ""
79 self.label_label.setText(label_text)
81 msg = 'bitcoin:'+self.address
82 if self.amount is not None:
83 msg += '?amount=%s'%(str( self.amount))
84 if self.label is not None:
85 msg += '&label=%s'%(self.label)
86 elif self.label is not None:
87 msg += '?label=%s'%(self.label)
89 self.qrw.set_addr( msg )
94 class Plugin(BasePlugin):
97 return 'Point of Sale'
99 def description(self):
100 return _('Show QR code window and amounts requested for each address. Add menu item to request amount.')
103 self.qr_window = None
104 self.requested_amounts = self.config.get('requested_amounts',{})
105 self.merchant_name = self.config.get('merchant_name', 'Invoice')
107 self.gui.expert_mode = True
108 self.gui.receive_list.setHeaderLabels([ _('Address'), _('Label'), _('Balance'), _('Request')])
109 self.toggle_QR_window(True)
112 self.gui.receive_list.setHeaderLabels([ _('Address'), _('Label'), _('Balance'), _('Tx')])
113 self.toggle_QR_window(False)
116 def close_main_window(self):
118 self.qr_window.close()
119 self.qr_window = None
122 def timer_actions(self):
124 self.qr_window.qrw.update_qr()
127 def toggle_QR_window(self, show):
128 if show and not self.qr_window:
129 self.qr_window = QR_Window(self.gui.exchanger)
130 self.qr_window.setVisible(True)
131 self.qr_window_geometry = self.qr_window.geometry()
132 item = self.gui.receive_list.currentItem()
134 address = str(item.text(1))
135 label = self.gui.wallet.labels.get(address)
136 amount, currency = self.requested_amounts.get(address, (None, None))
137 self.qr_window.set_content( address, label, amount, currency )
139 elif show and self.qr_window and not self.qr_window.isVisible():
140 self.qr_window.setVisible(True)
141 self.qr_window.setGeometry(self.qr_window_geometry)
143 elif not show and self.qr_window and self.qr_window.isVisible():
144 self.qr_window_geometry = self.qr_window.geometry()
145 self.qr_window.setVisible(False)
149 def update_receive_item(self, address, item):
151 amount, currency = self.requested_amounts.get(address, (None, None))
153 print "cannot get requested amount", address, self.requested_amounts.get(address)
154 amount, currency = None, None
155 self.requested_amounts.pop(address)
157 amount_str = amount + (' ' + currency if currency else '') if amount is not None else ''
158 item.setData(column_index,0,amount_str)
162 def current_item_changed(self, a):
163 if a is not None and self.qr_window and self.qr_window.isVisible():
164 address = str(a.text(0))
165 label = self.gui.wallet.labels.get(address)
167 amount, currency = self.requested_amounts.get(address, (None, None))
169 amount, currency = None, None
170 self.qr_window.set_content( address, label, amount, currency )
174 def item_changed(self, item, column):
175 if column != column_index:
177 address = str( item.text(0) )
178 text = str( item.text(column) )
180 seq = self.gui.wallet.get_address_index(address)
183 print "cannot get index"
186 text = text.strip().upper()
188 m = re.match('^(\d*(|\.\d*))\s*(|BTC|EUR|USD|GBP|CNY|JPY|RUB|BRL)$', text)
189 if m and m.group(1) and m.group(1)!='.':
191 currency = m.group(3)
195 currency = currency.upper()
197 self.requested_amounts[address] = (amount, currency)
198 self.gui.wallet.config.set_key('requested_amounts', self.requested_amounts, True)
200 label = self.gui.wallet.labels.get(address)
202 label = self.merchant_name + ' - %04d'%(index+1)
203 self.gui.wallet.labels[address] = label
206 self.qr_window.set_content( address, label, amount, currency )
209 item.setText(column,'')
210 if address in self.requested_amounts:
211 self.requested_amounts.pop(address)
213 self.gui.update_receive_item(self.gui.receive_list.currentItem())
218 def edit_amount(self):
219 l = self.gui.receive_list
220 item = l.currentItem()
221 item.setFlags(Qt.ItemIsEditable|Qt.ItemIsSelectable | Qt.ItemIsUserCheckable | Qt.ItemIsEnabled | Qt.ItemIsDragEnabled)
222 l.editItem( item, column_index )
223 item.setFlags(Qt.ItemIsSelectable | Qt.ItemIsUserCheckable | Qt.ItemIsEnabled | Qt.ItemIsDragEnabled)
226 def receive_menu(self, menu):
227 menu.addAction(_("Request amount"), self.edit_amount)