3 # Electrum - lightweight Bitcoin client
4 # Copyright (C) 2012 thomasv@gitorious
6 # This program is free software: you can redistribute it and/or modify
7 # it under the terms of the GNU General Public License as published by
8 # the Free Software Foundation, either version 3 of the License, or
9 # (at your option) any later version.
11 # This program is distributed in the hope that it will be useful,
12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 # GNU General Public License for more details.
16 # You should have received a copy of the GNU General Public License
17 # along with this program. If not, see <http://www.gnu.org/licenses/>.
19 import sys, time, datetime, re
23 from PyQt4.QtGui import *
24 from PyQt4.QtCore import *
25 import PyQt4.QtCore as QtCore
26 import PyQt4.QtGui as QtGui
27 from interface import DEFAULT_SERVERS
32 print "Could not import icons_rp.py"
33 print "Please generate it with: 'pyrcc4 icons.qrc -o icons_rc.py'"
36 from wallet import format_satoshis
37 from decimal import Decimal
40 MONOSPACE_FONT = 'Lucida Console' if platform.system() == 'Windows' else 'monospace'
43 def numbify(entry, is_int = False):
44 text = unicode(entry.text()).strip()
46 if not is_int: chars +='.'
47 s = ''.join([i for i in text if i in chars])
52 s = s[:p] + '.' + s[p:p+8]
54 amount = int( Decimal(s) * 100000000 )
66 class Timer(QtCore.QThread):
69 self.emit(QtCore.SIGNAL('timersignal'))
72 class EnterButton(QPushButton):
73 def __init__(self, text, func):
74 QPushButton.__init__(self, text)
76 self.clicked.connect(func)
78 def keyPressEvent(self, e):
79 if e.key() == QtCore.Qt.Key_Return:
82 class StatusBarButton(QPushButton):
83 def __init__(self, icon, tooltip, func):
84 QPushButton.__init__(self, icon, '')
85 self.setToolTip(tooltip)
87 self.setMaximumWidth(25)
88 self.clicked.connect(func)
91 def keyPressEvent(self, e):
92 if e.key() == QtCore.Qt.Key_Return:
96 class QRCodeWidget(QWidget):
98 def __init__(self, addr):
99 super(QRCodeWidget, self).__init__()
100 self.setGeometry(300, 300, 350, 350)
103 def set_addr(self, addr):
106 self.qr = pyqrnative.QRCode(4, pyqrnative.QRErrorCorrectLevel.L)
107 self.qr.addData(addr)
110 def paintEvent(self, e):
111 qp = QtGui.QPainter()
114 size = self.qr.getModuleCount()*boxsize
115 k = self.qr.getModuleCount()
116 black = QColor(0, 0, 0, 255)
117 white = QColor(255, 255, 255, 255)
120 if self.qr.isDark(r, c):
126 qp.drawRect(c*boxsize, r*boxsize, boxsize, boxsize)
131 def ok_cancel_buttons(dialog):
134 b = QPushButton("OK")
136 b.clicked.connect(dialog.accept)
137 b = QPushButton("Cancel")
139 b.clicked.connect(dialog.reject)
143 class ElectrumWindow(QMainWindow):
145 def __init__(self, wallet):
146 QMainWindow.__init__(self)
148 self.wallet.gui_callback = self.update_callback
150 self.funds_error = False
152 self.tabs = tabs = QTabWidget(self)
153 tabs.addTab(self.create_history_tab(), 'History')
154 tabs.addTab(self.create_send_tab(), 'Send')
155 tabs.addTab(self.create_receive_tab(), 'Receive')
156 tabs.addTab(self.create_contacts_tab(),'Contacts')
157 tabs.addTab(self.create_wall_tab(), 'Wall')
158 tabs.setMinimumSize(600, 400)
159 tabs.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
160 self.setCentralWidget(tabs)
161 self.create_status_bar()
162 self.setGeometry(100,100,840,400)
163 self.setWindowTitle( 'Electrum ' + self.wallet.electrum_version )
166 QShortcut(QKeySequence("Ctrl+W"), self, self.close)
167 QShortcut(QKeySequence("Ctrl+Q"), self, self.close)
168 QShortcut(QKeySequence("Ctrl+PgUp"), self, lambda: tabs.setCurrentIndex( (tabs.currentIndex() - 1 )%tabs.count() ))
169 QShortcut(QKeySequence("Ctrl+PgDown"), self, lambda: tabs.setCurrentIndex( (tabs.currentIndex() + 1 )%tabs.count() ))
171 self.connect(self, QtCore.SIGNAL('updatesignal'), self.update_wallet)
174 def connect_slots(self, sender):
175 self.connect(sender, QtCore.SIGNAL('timersignal'), self.check_recipient)
176 self.previous_payto_e=''
178 def check_recipient(self):
179 if self.payto_e.hasFocus():
181 r = unicode( self.payto_e.text() )
182 if r != self.previous_payto_e:
183 self.previous_payto_e = r
185 if re.match('^(|([\w\-\.]+)@)((\w[\w\-]+\.)+[\w\-]+)$', r):
187 to_address = self.wallet.get_alias(r, True, self.show_message, self.question)
191 s = r + ' <' + to_address + '>'
192 self.payto_e.setText(s)
195 def update_callback(self):
196 self.emit(QtCore.SIGNAL('updatesignal'))
198 def update_wallet(self):
199 if self.wallet.interface.is_connected:
200 if self.wallet.blocks == -1:
201 text = "Connecting..."
202 icon = QIcon(":icons/status_disconnected.png")
203 elif self.wallet.blocks == 0:
204 text = "Server not ready"
205 icon = QIcon(":icons/status_disconnected.png")
206 elif not self.wallet.up_to_date:
207 text = "Synchronizing..."
208 icon = QIcon(":icons/status_waiting.png")
210 c, u = self.wallet.get_balance()
211 text = "Balance: %s "%( format_satoshis(c,False,self.wallet.num_zeros) )
212 if u: text += "[%s unconfirmed]"%( format_satoshis(u,True,self.wallet.num_zeros).strip() )
213 icon = QIcon(":icons/status_connected.png")
215 text = "Not connected"
216 icon = QIcon(":icons/status_disconnected.png")
219 text = "Not enough funds"
221 self.statusBar().showMessage(text)
222 self.status_button.setIcon( icon )
224 if self.wallet.up_to_date:
225 self.textbox.setText( self.wallet.banner )
226 self.update_history_tab()
227 self.update_receive_tab()
228 self.update_contacts_tab()
231 def create_history_tab(self):
232 self.history_list = w = QTreeWidget(self)
233 #print w.getContentsMargins()
235 w.setColumnWidth(0, 40)
236 w.setColumnWidth(1, 140)
237 w.setColumnWidth(2, 350)
238 w.setColumnWidth(3, 140)
239 w.setColumnWidth(4, 140)
240 w.setHeaderLabels( [ '', 'Date', 'Description', 'Amount', 'Balance'] )
241 self.connect(w, SIGNAL('itemActivated(QTreeWidgetItem*, int)'), self.tx_details)
242 self.connect(w, SIGNAL('itemDoubleClicked(QTreeWidgetItem*, int)'), self.tx_label_clicked)
243 self.connect(w, SIGNAL('itemChanged(QTreeWidgetItem*, int)'), self.tx_label_changed)
246 def tx_details(self, item, column):
247 tx_hash = str(item.toolTip(0))
248 tx = self.wallet.tx_history.get(tx_hash)
251 conf = self.wallet.blocks - tx['height'] + 1
252 time_str = datetime.datetime.fromtimestamp( tx['timestamp']).isoformat(' ')[:-3]
257 tx_details = "Transaction Details:\n\n" \
258 + "Transaction ID:\n" + tx_hash + "\n\n" \
259 + "Status: %d confirmations\n\n"%conf \
260 + "Date: %s\n\n"%time_str \
261 + "Inputs:\n-"+ '\n-'.join(tx['inputs']) + "\n\n" \
262 + "Outputs:\n-"+ '\n-'.join(tx['outputs'])
264 r = self.wallet.receipts.get(tx_hash)
266 tx_details += "\n_______________________________________" \
267 + '\n\nSigned URI: ' + r[2] \
268 + "\n\nSigned by: " + r[0] \
269 + '\n\nSignature: ' + r[1]
271 QMessageBox.information(self, 'Details', tx_details, 'OK')
274 def tx_label_clicked(self, item, column):
275 if column==2 and item.isSelected():
276 tx_hash = str(item.toolTip(0))
278 #if not self.wallet.labels.get(tx_hash): item.setText(2,'')
279 item.setFlags(Qt.ItemIsEditable|Qt.ItemIsSelectable | Qt.ItemIsUserCheckable | Qt.ItemIsEnabled | Qt.ItemIsDragEnabled)
280 self.history_list.editItem( item, column )
281 item.setFlags(Qt.ItemIsSelectable | Qt.ItemIsUserCheckable | Qt.ItemIsEnabled | Qt.ItemIsDragEnabled)
284 def tx_label_changed(self, item, column):
288 tx_hash = str(item.toolTip(0))
289 tx = self.wallet.tx_history.get(tx_hash)
290 s = self.wallet.labels.get(tx_hash)
291 text = unicode( item.text(2) )
293 self.wallet.labels[tx_hash] = text
294 item.setForeground(2, QBrush(QColor('black')))
296 if s: self.wallet.labels.pop(tx_hash)
297 text = tx['default_label']
298 item.setText(2, text)
299 item.setForeground(2, QBrush(QColor('gray')))
302 def address_label_clicked(self, item, column, l):
303 if column==1 and item.isSelected():
304 addr = unicode( item.text(0) )
305 if addr in map(lambda x:x[1], self.wallet.aliases.values()):
307 item.setFlags(Qt.ItemIsEditable|Qt.ItemIsSelectable | Qt.ItemIsUserCheckable | Qt.ItemIsEnabled | Qt.ItemIsDragEnabled)
308 l.editItem( item, column )
309 item.setFlags(Qt.ItemIsSelectable | Qt.ItemIsUserCheckable | Qt.ItemIsEnabled | Qt.ItemIsDragEnabled)
311 def address_label_changed(self, item, column, l):
312 addr = unicode( item.text(0) )
313 text = unicode( item.text(1) )
315 self.wallet.labels[addr] = text
317 s = self.wallet.labels.get(addr)
318 if s: self.wallet.labels.pop(addr)
319 self.update_history_tab()
321 def update_history_tab(self):
322 self.history_list.clear()
324 for tx in self.wallet.get_tx_history():
325 tx_hash = tx['tx_hash']
327 conf = self.wallet.blocks - tx['height'] + 1
328 time_str = datetime.datetime.fromtimestamp( tx['timestamp']).isoformat(' ')[:-3]
329 icon = QIcon(":icons/confirmed.png")
333 icon = QIcon(":icons/unconfirmed.png")
336 label = self.wallet.labels.get(tx_hash)
337 is_default_label = (label == '') or (label is None)
338 if is_default_label: label = tx['default_label']
340 item = QTreeWidgetItem( [ '', time_str, label, format_satoshis(v,True,self.wallet.num_zeros), format_satoshis(balance,False,self.wallet.num_zeros)] )
341 item.setFont(2, QFont(MONOSPACE_FONT))
342 item.setFont(3, QFont(MONOSPACE_FONT))
343 item.setFont(4, QFont(MONOSPACE_FONT))
344 item.setToolTip(0, tx_hash)
346 item.setForeground(2, QBrush(QColor('grey')))
348 item.setIcon(0, icon)
349 self.history_list.insertTopLevelItem(0,item)
352 def create_send_tab(self):
357 grid.setColumnMinimumWidth(3,300)
358 grid.setColumnStretch(4,1)
360 self.payto_e = QLineEdit()
361 grid.addWidget(QLabel('Pay to'), 1, 0)
362 grid.addWidget(self.payto_e, 1, 1, 1, 3)
364 self.message_e = QLineEdit()
365 grid.addWidget(QLabel('Description'), 2, 0)
366 grid.addWidget(self.message_e, 2, 1, 1, 3)
368 self.amount_e = QLineEdit()
369 grid.addWidget(QLabel('Amount'), 3, 0)
370 grid.addWidget(self.amount_e, 3, 1, 1, 2)
372 self.fee_e = QLineEdit()
373 grid.addWidget(QLabel('Fee'), 4, 0)
374 grid.addWidget(self.fee_e, 4, 1, 1, 2)
376 b = EnterButton("Send", self.do_send)
377 grid.addWidget(b, 5, 1)
379 b = EnterButton("Clear",self.do_clear)
380 grid.addWidget(b, 5, 2)
382 self.payto_sig = QLabel('')
383 grid.addWidget(self.payto_sig, 6, 0, 1, 4)
394 def entry_changed( is_fee ):
395 self.funds_error = False
396 amount = numbify(self.amount_e)
397 fee = numbify(self.fee_e)
398 if not is_fee: fee = None
401 inputs, total, fee = self.wallet.choose_tx_inputs( amount, fee )
403 self.fee_e.setText( str( Decimal( fee ) / 100000000 ) )
406 palette.setColor(self.amount_e.foregroundRole(), QColor('black'))
409 palette.setColor(self.amount_e.foregroundRole(), QColor('red'))
410 self.funds_error = True
411 self.amount_e.setPalette(palette)
412 self.fee_e.setPalette(palette)
414 self.amount_e.textChanged.connect(lambda: entry_changed(False) )
415 self.fee_e.textChanged.connect(lambda: entry_changed(True) )
421 label = unicode( self.message_e.text() )
422 r = unicode( self.payto_e.text() )
425 m1 = re.match('^(|([\w\-\.]+)@)((\w[\w\-]+\.)+[\w\-]+)$', r)
426 m2 = re.match('(|([\w\-\.]+)@)((\w[\w\-]+\.)+[\w\-]+) \<([1-9A-HJ-NP-Za-km-z]{26,})\>', r)
429 to_address = self.wallet.get_alias(r, True, self.show_message, self.question)
433 to_address = m2.group(5)
437 if not self.wallet.is_valid(to_address):
438 QMessageBox.warning(self, 'Error', 'Invalid Bitcoin Address:\n'+to_address, 'OK')
442 amount = int( Decimal( unicode( self.amount_e.text())) * 100000000 )
444 QMessageBox.warning(self, 'Error', 'Invalid Amount', 'OK')
447 fee = int( Decimal( unicode( self.fee_e.text())) * 100000000 )
449 QMessageBox.warning(self, 'Error', 'Invalid Fee', 'OK')
452 if self.wallet.use_encryption:
453 password = self.password_dialog()
460 tx = self.wallet.mktx( to_address, amount, label, password, fee )
461 except BaseException, e:
462 self.show_message(e.message)
465 status, msg = self.wallet.sendtx( tx )
467 QMessageBox.information(self, '', 'Payment sent.\n'+msg, 'OK')
469 self.update_contacts_tab()
471 QMessageBox.warning(self, 'Error', msg, 'OK')
474 def set_url(self, url):
475 payto, amount, label, message, signature, identity, url = self.wallet.parse_url(url, self.show_message, self.question)
476 self.tabs.setCurrentIndex(1)
477 self.payto_e.setText(payto)
478 self.message_e.setText(message)
479 self.amount_e.setText(amount)
481 self.set_frozen(self.payto_e,True)
482 self.set_frozen(self.amount_e,True)
483 self.set_frozen(self.message_e,True)
484 self.payto_sig.setText( ' The bitcoin URI was signed by ' + identity )
486 self.payto_sig.setVisible(False)
489 self.payto_sig.setVisible(False)
490 for e in [self.payto_e, self.message_e, self.amount_e, self.fee_e]:
492 self.set_frozen(e,False)
494 def set_frozen(self,entry,frozen):
496 entry.setReadOnly(True)
497 entry.setFrame(False)
499 palette.setColor(entry.backgroundRole(), QColor('lightgray'))
500 entry.setPalette(palette)
502 entry.setReadOnly(False)
505 palette.setColor(entry.backgroundRole(), QColor('white'))
506 entry.setPalette(palette)
511 def clear_buttons(self, hbox):
512 while hbox.count(): hbox.removeItem(hbox.itemAt(0))
514 def add_buttons(self, l, hbox, is_recv):
515 self.clear_buttons(hbox)
519 addr = unicode( i.text(0) )
521 hbox.addWidget(EnterButton("QR",lambda: self.show_address_qrcode(addr)))
522 hbox.addWidget(EnterButton("Copy to Clipboard", lambda: self.app.clipboard().setText(addr)))
524 def toggle_freeze(addr):
525 if addr in self.wallet.frozen_addresses:
526 self.wallet.frozen_addresses.remove(addr)
528 self.wallet.frozen_addresses.append(addr)
530 self.update_receive_tab()
532 t = "Unfreeze" if addr in self.wallet.frozen_addresses else "Freeze"
533 hbox.addWidget(EnterButton(t, lambda: toggle_freeze(addr)))
538 self.tabs.setCurrentIndex(1)
539 self.payto_e.setText(addr)
540 self.amount_e.setFocus()
541 hbox.addWidget(EnterButton('Pay to', lambda: payto(addr)))
542 hbox.addWidget(EnterButton("New", self.newaddress_dialog))
546 def create_receive_tab(self):
547 l = QTreeWidget(self)
549 l.setColumnWidth(0, 350)
550 l.setColumnWidth(1, 330)
551 l.setColumnWidth(2, 100)
552 l.setColumnWidth(3, 10)
553 l.setHeaderLabels( ['Address', 'Label','Balance','Tx'])
563 vbox.addWidget(buttons)
568 buttons.setLayout(hbox)
570 self.connect(l, SIGNAL('itemDoubleClicked(QTreeWidgetItem*, int)'), lambda a, b: self.address_label_clicked(a,b,l))
571 self.connect(l, SIGNAL('itemChanged(QTreeWidgetItem*, int)'), lambda a,b: self.address_label_changed(a,b,l))
572 self.connect(l, SIGNAL('itemClicked(QTreeWidgetItem*, int)'), lambda: self.add_buttons(l, hbox, True))
573 self.receive_list = l
574 self.receive_buttons_hbox = hbox
577 def create_contacts_tab(self):
578 l = QTreeWidget(self)
580 l.setColumnWidth(0, 350)
581 l.setColumnWidth(1, 330)
582 l.setColumnWidth(2, 20)
583 l.setHeaderLabels( ['Address', 'Label','Tx'])
593 vbox.addWidget(buttons)
598 buttons.setLayout(hbox)
600 self.connect(l, SIGNAL('itemDoubleClicked(QTreeWidgetItem*, int)'), lambda a, b: self.address_label_clicked(a,b,l))
601 self.connect(l, SIGNAL('itemChanged(QTreeWidgetItem*, int)'), lambda a,b: self.address_label_changed(a,b,l))
602 self.connect(l, SIGNAL('itemActivated(QTreeWidgetItem*, int)'), self.show_contact_details)
603 self.connect(l, SIGNAL('itemClicked(QTreeWidgetItem*, int)'), lambda: self.add_buttons(l, hbox, False))
605 self.contacts_list = l
606 self.contacts_buttons_hbox = hbox
609 def update_receive_tab(self):
610 self.receive_list.clear()
611 self.clear_buttons(self.receive_buttons_hbox)
613 for address in self.wallet.all_addresses():
614 if self.wallet.is_change(address):continue
615 label = self.wallet.labels.get(address,'')
617 h = self.wallet.history.get(address,[])
619 if not item['is_input'] : n=n+1
620 tx = "None" if n==0 else "%d"%n
622 c, u = self.wallet.get_addr_balance(address)
623 balance = format_satoshis( c + u, False, self.wallet.num_zeros )
624 if address in self.wallet.frozen_addresses:
627 item = QTreeWidgetItem( [ address, label, balance, tx] )
628 item.setFont(0, QFont(MONOSPACE_FONT))
629 self.receive_list.addTopLevelItem(item)
631 def show_contact_details(self, item, column):
632 m = unicode(item.text(0))
633 a = self.wallet.aliases.get(m)
635 if a[0] in self.wallet.authorities.keys():
636 s = self.wallet.authorities.get(a[0])
639 msg = 'Alias: '+ m + '\nTarget address: '+ a[1] + '\n\nSigned by: ' + s + '\nSigning address:' + a[0]
640 QMessageBox.information(self, 'Alias', msg, 'OK')
642 def update_contacts_tab(self):
643 self.contacts_list.clear()
644 self.clear_buttons(self.contacts_buttons_hbox)
646 for alias, v in self.wallet.aliases.items():
648 item = QTreeWidgetItem( [ target, alias, '-'] )
649 self.contacts_list.addTopLevelItem(item)
651 for address in self.wallet.addressbook:
652 label = self.wallet.labels.get(address,'')
654 for item in self.wallet.tx_history.values():
655 if address in item['outputs'] : n=n+1
656 tx = "None" if n==0 else "%d"%n
657 item = QTreeWidgetItem( [ address, label, tx] )
658 item.setFont(0, QFont(MONOSPACE_FONT))
659 self.contacts_list.addTopLevelItem(item)
662 def create_wall_tab(self):
663 self.textbox = textbox = QTextEdit(self)
664 textbox.setFont(QFont(MONOSPACE_FONT))
665 textbox.setReadOnly(True)
668 def create_status_bar(self):
670 sb.setFixedHeight(35)
671 sb.addPermanentWidget( StatusBarButton( QIcon(":icons/lock.png"), "Password", lambda: self.change_password_dialog(self.wallet, self) ) )
672 sb.addPermanentWidget( StatusBarButton( QIcon(":icons/preferences.png"), "Preferences", self.settings_dialog ) )
673 sb.addPermanentWidget( StatusBarButton( QIcon(":icons/seed.png"), "Seed", lambda: self.show_seed_dialog(self.wallet, self) ) )
674 self.status_button = StatusBarButton( QIcon(":icons/status_disconnected.png"), "Network", lambda: self.network_dialog(self.wallet, self) )
675 sb.addPermanentWidget( self.status_button )
676 self.setStatusBar(sb)
678 def newaddress_dialog(self):
679 text, ok = QInputDialog.getText(self, 'New Contact', 'Address:')
680 address = unicode(text)
682 if self.wallet.is_valid(address):
683 self.wallet.addressbook.append(address)
685 self.update_contacts_tab()
687 QMessageBox.warning(self, 'Error', 'Invalid Address', 'OK')
690 def show_seed_dialog(wallet, parent=None):
692 if wallet.use_encryption:
693 password = parent.password_dialog()
694 if not password: return
699 seed = wallet.pw_decode( wallet.seed, password)
701 QMessageBox.warning(parent, 'Error', 'Invalid Password', 'OK')
704 msg = "Your wallet generation seed is:\n\n" + seed \
705 + "\n\nPlease keep it in a safe place; if you lose it,\nyou will not be able to restore your wallet.\n\n" \
706 + "Equivalently, your wallet seed can be stored and\nrecovered with the following mnemonic code:\n\n\"" \
707 + ' '.join(mnemonic.mn_encode(seed)) + "\"\n\n\n"
711 d.setWindowTitle("Seed")
712 d.setMinimumSize(400, 270)
716 vbox2 = QVBoxLayout()
718 l.setPixmap(QPixmap(":icons/seed.png").scaledToWidth(56))
721 hbox.addLayout(vbox2)
722 hbox.addWidget(QLabel(msg))
734 b = QPushButton("Copy to Clipboard")
735 b.clicked.connect(lambda: app.clipboard().setText(' '.join(mnemonic.mn_encode(seed))))
737 b = QPushButton("View as QR Code")
738 b.clicked.connect(lambda: ElectrumWindow.show_seed_qrcode(seed))
741 b = QPushButton("OK")
742 b.clicked.connect(d.accept)
749 def show_seed_qrcode(seed):
753 d.setWindowTitle("Seed")
754 d.setMinimumSize(270, 300)
756 vbox.addWidget(QRCodeWidget(seed))
759 b = QPushButton("OK")
761 b.clicked.connect(d.accept)
767 def show_address_qrcode(self,address):
768 if not address: return
771 d.setWindowTitle(address)
772 d.setMinimumSize(270, 350)
774 qrw = QRCodeWidget(address)
778 amount_e = QLineEdit()
779 hbox.addWidget(QLabel('Amount'))
780 hbox.addWidget(amount_e)
783 #hbox = QHBoxLayout()
784 #label_e = QLineEdit()
785 #hbox.addWidget(QLabel('Label'))
786 #hbox.addWidget(label_e)
787 #vbox.addLayout(hbox)
789 def amount_changed():
790 amount = numbify(amount_e)
791 #label = str( label_e.getText() )
792 if amount is not None:
793 qrw.set_addr('bitcoin:%s?amount=%s'%(address,str( Decimal(amount) /100000000)))
795 qrw.set_addr( address )
800 bmp.save_qrcode(qrw.qr, "qrcode.bmp")
801 self.show_message("QR code saved to file 'qrcode.bmp'")
803 amount_e.textChanged.connect( amount_changed )
807 b = QPushButton("Save")
808 b.clicked.connect(do_save)
810 b = QPushButton("Close")
812 b.clicked.connect(d.accept)
818 def question(self, msg):
819 return QMessageBox.question(self, 'Message', msg, QMessageBox.Yes | QMessageBox.No, QMessageBox.No) == QMessageBox.Yes
821 def show_message(self, msg):
822 QMessageBox.information(self, 'Message', msg, 'OK')
824 def password_dialog(self ):
832 msg = 'Please enter your password'
833 vbox.addWidget(QLabel(msg))
837 grid.addWidget(QLabel('Password'), 1, 0)
838 grid.addWidget(pw, 1, 1)
841 vbox.addLayout(ok_cancel_buttons(d))
844 if not d.exec_(): return
845 return unicode(pw.text())
848 def change_password_dialog( wallet, parent=None ):
855 new_pw.setEchoMode(2)
856 conf_pw = QLineEdit()
857 conf_pw.setEchoMode(2)
861 msg = 'Your wallet is encrypted. Use this dialog to change your password.\nTo disable wallet encryption, enter an empty new password.' if wallet.use_encryption else 'Your wallet keys are not encrypted'
863 msg = "Please choose a password to encrypt your wallet keys.\nLeave these fields empty if you want to disable encryption."
864 vbox.addWidget(QLabel(msg))
869 if wallet.use_encryption:
870 grid.addWidget(QLabel('Password'), 1, 0)
871 grid.addWidget(pw, 1, 1)
873 grid.addWidget(QLabel('New Password'), 2, 0)
874 grid.addWidget(new_pw, 2, 1)
876 grid.addWidget(QLabel('Confirm Password'), 3, 0)
877 grid.addWidget(conf_pw, 3, 1)
880 vbox.addLayout(ok_cancel_buttons(d))
883 if not d.exec_(): return
885 password = unicode(pw.text()) if wallet.use_encryption else None
886 new_password = unicode(new_pw.text())
887 new_password2 = unicode(conf_pw.text())
890 seed = wallet.pw_decode( wallet.seed, password)
892 QMessageBox.warning(parent, 'Error', 'Incorrect Password', 'OK')
895 if new_password != new_password2:
896 QMessageBox.warning(parent, 'Error', 'Passwords do not match', 'OK')
899 wallet.update_password(seed, new_password)
902 def seed_dialog(wallet, parent=None):
907 msg = "Please enter your wallet seed or the corresponding mnemonic list of words, and the gap limit of your wallet."
908 vbox.addWidget(QLabel(msg))
914 grid.addWidget(QLabel('Seed or mnemonic'), 1, 0)
915 grid.addWidget(seed_e, 1, 1)
919 grid.addWidget(QLabel('Gap limit'), 2, 0)
920 grid.addWidget(gap_e, 2, 1)
921 gap_e.textChanged.connect(lambda: numbify(gap_e,True))
924 vbox.addLayout(ok_cancel_buttons(d))
927 if not d.exec_(): return
930 gap = int(unicode(gap_e.text()))
932 QMessageBox.warning(None, 'Error', 'error', 'OK')
936 seed = unicode(seed_e.text())
940 print "not hex, trying decode"
942 seed = mnemonic.mn_decode( seed.split(' ') )
944 QMessageBox.warning(None, 'Error', 'I cannot decode this', 'OK')
947 QMessageBox.warning(None, 'Error', 'no seed', 'OK')
950 wallet.seed = str(seed)
951 #print repr(wallet.seed)
952 wallet.gap_limit = gap
956 def settings_dialog(self):
962 msg = 'Here are the settings of your wallet.'
963 vbox.addWidget(QLabel(msg))
970 fee_e.setText("%s"% str( Decimal( self.wallet.fee)/100000000 ) )
971 grid.addWidget(QLabel('Fee per tx. input'), 2, 0)
972 grid.addWidget(fee_e, 2, 1)
973 fee_e.textChanged.connect(lambda: numbify(fee_e,False))
976 nz_e.setText("%d"% self.wallet.num_zeros)
977 grid.addWidget(QLabel('Zeros displayed after decimal point'), 3, 0)
978 grid.addWidget(nz_e, 3, 1)
979 nz_e.textChanged.connect(lambda: numbify(nz_e,True))
981 vbox.addLayout(ok_cancel_buttons(d))
984 if not d.exec_(): return
986 fee = unicode(fee_e.text())
988 fee = int( 100000000 * Decimal(fee) )
990 QMessageBox.warning(self, 'Error', 'Invalid value:%s'%fee, 'OK')
993 if self.wallet.fee != fee:
994 self.wallet.fee = fee
997 nz = unicode(nz_e.text())
1002 QMessageBox.warning(self, 'Error', 'Invalid value:%s'%nz, 'OK')
1005 if self.wallet.num_zeros != nz:
1006 self.wallet.num_zeros = nz
1007 self.update_history_tab()
1008 self.update_receive_tab()
1012 def network_dialog(wallet, parent=None):
1013 interface = wallet.interface
1015 if interface.is_connected:
1016 status = "Connected to %s:%d\n%d blocks"%(interface.host, interface.port, wallet.blocks)
1018 status = "Not connected"
1019 server = wallet.server
1022 status = "Please choose a server."
1023 server = random.choice( DEFAULT_SERVERS )
1025 if not wallet.interface.servers:
1027 for x in DEFAULT_SERVERS:
1028 h,port,protocol = x.split(':')
1029 servers_list.append( (h,[(protocol,port)] ) )
1031 servers_list = wallet.interface.servers
1034 for item in servers_list:
1038 protocol, port = item2
1044 d.setWindowTitle('Server')
1045 d.setMinimumSize(375, 20)
1047 vbox = QVBoxLayout()
1050 hbox = QHBoxLayout()
1052 l.setPixmap(QPixmap(":icons/network.png"))
1054 hbox.addWidget(QLabel(status))
1056 vbox.addLayout(hbox)
1058 hbox = QHBoxLayout()
1059 host_line = QLineEdit()
1060 host_line.setText(server)
1061 hbox.addWidget(QLabel('Connect to:'))
1062 hbox.addWidget(host_line)
1063 vbox.addLayout(hbox)
1065 hbox = QHBoxLayout()
1067 buttonGroup = QGroupBox("protocol")
1068 radio1 = QRadioButton("tcp", buttonGroup)
1069 radio2 = QRadioButton("http", buttonGroup)
1072 return unicode(host_line.text()).split(':')
1074 def set_button(protocol):
1076 radio1.setChecked(1)
1077 elif protocol == 'h':
1078 radio2.setChecked(1)
1080 def set_protocol(protocol):
1081 host = current_line()[0]
1083 if protocol not in pp.keys():
1084 protocol = pp.keys()[0]
1085 set_button(protocol)
1087 host_line.setText( host + ':' + port + ':' + protocol)
1089 radio1.clicked.connect(lambda x: set_protocol('t') )
1090 radio2.clicked.connect(lambda x: set_protocol('h') )
1092 set_button(current_line()[2])
1094 hbox.addWidget(QLabel('Protocol:'))
1095 hbox.addWidget(radio1)
1096 hbox.addWidget(radio2)
1098 vbox.addLayout(hbox)
1100 if wallet.interface.servers:
1101 label = 'Active Servers'
1103 label = 'Default Servers'
1105 servers_list_widget = QTreeWidget(parent)
1106 servers_list_widget.setHeaderLabels( [ label ] )
1107 servers_list_widget.setMaximumHeight(150)
1108 for host in plist.keys():
1109 servers_list_widget.addTopLevelItem(QTreeWidgetItem( [ host ] ))
1112 host = unicode(x.text(0))
1114 if 't' in pp.keys():
1117 protocol = pp.keys()[0]
1119 host_line.setText( host + ':' + port + ':' + protocol)
1120 set_button(protocol)
1122 servers_list_widget.connect(servers_list_widget, SIGNAL('itemClicked(QTreeWidgetItem*, int)'), do_set_line)
1123 vbox.addWidget(servers_list_widget)
1125 vbox.addLayout(ok_cancel_buttons(d))
1128 if not d.exec_(): return
1129 server = unicode( host_line.text() )
1132 wallet.set_server(server)
1134 QMessageBox.information(None, 'Error', 'error', 'OK')
1144 class ElectrumGui():
1146 def __init__(self, wallet):
1147 self.wallet = wallet
1148 self.app = QApplication(sys.argv)
1150 def waiting_dialog(self):
1156 w.setWindowTitle('Electrum')
1158 vbox = QVBoxLayout()
1163 if self.wallet.up_to_date: w.close()
1165 l.setText("Please wait...\nGenerating addresses: %d"%len(self.wallet.all_addresses()))
1167 w.connect(s, QtCore.SIGNAL('timersignal'), f)
1168 self.wallet.interface.poke()
1173 def restore_or_create(self):
1175 msg = "Wallet file not found.\nDo you want to create a new wallet,\n or to restore an existing one?"
1176 r = QMessageBox.question(None, 'Message', msg, 'create', 'restore', 'cancel', 0, 2)
1177 if r==2: return False
1179 is_recovery = (r==1)
1180 wallet = self.wallet
1181 # ask for the server.
1182 if not ElectrumWindow.network_dialog( wallet, parent=None ): return False
1185 wallet.new_seed(None)
1186 wallet.init_mpk( wallet.seed )
1187 wallet.up_to_date_event.clear()
1188 wallet.up_to_date = False
1189 self.waiting_dialog()
1190 # run a dialog indicating the seed, ask the user to remember it
1191 ElectrumWindow.show_seed_dialog(wallet)
1193 ElectrumWindow.change_password_dialog(wallet)
1195 # ask for seed and gap.
1196 if not ElectrumWindow.seed_dialog( wallet ): return False
1197 wallet.init_mpk( wallet.seed )
1198 wallet.up_to_date_event.clear()
1199 wallet.up_to_date = False
1200 self.waiting_dialog()
1201 if wallet.is_found():
1202 # history and addressbook
1203 wallet.update_tx_history()
1204 wallet.fill_addressbook()
1205 print "recovery successful"
1208 QMessageBox.information(None, 'Message', "No transactions found for this seed", 'OK')
1216 w = ElectrumWindow(self.wallet)
1217 if url: w.set_url(url)