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.merchant_name = self.config.get('merchant_name', 'Invoice')
106 self.gui.expert_mode = True
107 self.gui.receive_list.setHeaderLabels([ _('Address'), _('Label'), _('Balance'), _('Request')])
108 self.toggle_QR_window(True)
109 self.requested_amounts = {}
111 def load_wallet(self):
112 self.requested_amounts = self.gui.wallet.storage.get('requested_amounts',{})
115 self.gui.receive_list.setHeaderLabels([ _('Address'), _('Label'), _('Balance'), _('Tx')])
116 self.toggle_QR_window(False)
119 def close_main_window(self):
121 self.qr_window.close()
122 self.qr_window = None
125 def timer_actions(self):
127 self.qr_window.qrw.update_qr()
130 def toggle_QR_window(self, show):
131 if show and not self.qr_window:
132 self.qr_window = QR_Window(self.gui.exchanger)
133 self.qr_window.setVisible(True)
134 self.qr_window_geometry = self.qr_window.geometry()
135 item = self.gui.receive_list.currentItem()
137 address = str(item.text(1))
138 label = self.gui.wallet.labels.get(address)
139 amount, currency = self.requested_amounts.get(address, (None, None))
140 self.qr_window.set_content( address, label, amount, currency )
142 elif show and self.qr_window and not self.qr_window.isVisible():
143 self.qr_window.setVisible(True)
144 self.qr_window.setGeometry(self.qr_window_geometry)
146 elif not show and self.qr_window and self.qr_window.isVisible():
147 self.qr_window_geometry = self.qr_window.geometry()
148 self.qr_window.setVisible(False)
152 def update_receive_item(self, address, item):
154 amount, currency = self.requested_amounts.get(address, (None, None))
156 print "cannot get requested amount", address, self.requested_amounts.get(address)
157 amount, currency = None, None
158 self.requested_amounts.pop(address)
160 amount_str = amount + (' ' + currency if currency else '') if amount is not None else ''
161 item.setData(column_index,0,amount_str)
165 def current_item_changed(self, a):
166 if a is not None and self.qr_window and self.qr_window.isVisible():
167 address = str(a.text(0))
168 label = self.gui.wallet.labels.get(address)
170 amount, currency = self.requested_amounts.get(address, (None, None))
172 amount, currency = None, None
173 self.qr_window.set_content( address, label, amount, currency )
177 def item_changed(self, item, column):
178 if column != column_index:
180 address = str( item.text(0) )
181 text = str( item.text(column) )
183 seq = self.gui.wallet.get_address_index(address)
186 print "cannot get index"
189 text = text.strip().upper()
191 m = re.match('^(\d*(|\.\d*))\s*(|BTC|EUR|USD|GBP|CNY|JPY|RUB|BRL)$', text)
192 if m and m.group(1) and m.group(1)!='.':
194 currency = m.group(3)
198 currency = currency.upper()
200 self.requested_amounts[address] = (amount, currency)
201 self.gui.wallet.storage.put('requested_amounts', self.requested_amounts, True)
203 label = self.gui.wallet.labels.get(address)
205 label = self.merchant_name + ' - %04d'%(index+1)
206 self.gui.wallet.labels[address] = label
209 self.qr_window.set_content( address, label, amount, currency )
212 item.setText(column,'')
213 if address in self.requested_amounts:
214 self.requested_amounts.pop(address)
216 self.gui.update_receive_item(self.gui.receive_list.currentItem())
221 def edit_amount(self):
222 l = self.gui.receive_list
223 item = l.currentItem()
224 item.setFlags(Qt.ItemIsEditable|Qt.ItemIsSelectable | Qt.ItemIsUserCheckable | Qt.ItemIsEnabled | Qt.ItemIsDragEnabled)
225 l.editItem( item, column_index )
226 item.setFlags(Qt.ItemIsSelectable | Qt.ItemIsUserCheckable | Qt.ItemIsEnabled | Qt.ItemIsDragEnabled)
229 def receive_menu(self, menu):
230 menu.addAction(_("Request amount"), self.edit_amount)