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
24 print "could not import PyQt4"
25 print "on Linux systems, you may try 'sudo apt-get install python-qt4'"
29 from PyQt4.QtGui import *
30 from PyQt4.QtCore import *
31 import PyQt4.QtCore as QtCore
32 import PyQt4.QtGui as QtGui
33 from interface import DEFAULT_SERVERS
38 print "Could not import icons_rp.py"
39 print "Please generate it with: 'pyrcc4 icons.qrc -o icons_rc.py'"
42 from wallet import format_satoshis
43 from decimal import Decimal
46 MONOSPACE_FONT = 'Lucida Console' if platform.system() == 'Windows' else 'monospace'
49 def numbify(entry, is_int = False):
50 text = unicode(entry.text()).strip()
52 if not is_int: chars +='.'
53 s = ''.join([i for i in text if i in chars])
58 s = s[:p] + '.' + s[p:p+8]
60 amount = int( Decimal(s) * 100000000 )
72 class Timer(QtCore.QThread):
75 self.emit(QtCore.SIGNAL('timersignal'))
78 class EnterButton(QPushButton):
79 def __init__(self, text, func):
80 QPushButton.__init__(self, text)
82 self.clicked.connect(func)
84 def keyPressEvent(self, e):
85 if e.key() == QtCore.Qt.Key_Return:
88 class StatusBarButton(QPushButton):
89 def __init__(self, icon, tooltip, func):
90 QPushButton.__init__(self, icon, '')
91 self.setToolTip(tooltip)
93 self.setMaximumWidth(25)
94 self.clicked.connect(func)
97 def keyPressEvent(self, e):
98 if e.key() == QtCore.Qt.Key_Return:
102 class QRCodeWidget(QWidget):
104 def __init__(self, addr):
105 super(QRCodeWidget, self).__init__()
106 self.setGeometry(300, 300, 350, 350)
109 def set_addr(self, addr):
110 from electrum import pyqrnative
112 self.qr = pyqrnative.QRCode(4, pyqrnative.QRErrorCorrectLevel.L)
113 self.qr.addData(addr)
116 def paintEvent(self, e):
117 qp = QtGui.QPainter()
120 size = self.qr.getModuleCount()*boxsize
121 k = self.qr.getModuleCount()
122 black = QColor(0, 0, 0, 255)
123 white = QColor(255, 255, 255, 255)
126 if self.qr.isDark(r, c):
132 qp.drawRect(c*boxsize, r*boxsize, boxsize, boxsize)
137 def ok_cancel_buttons(dialog):
140 b = QPushButton("OK")
142 b.clicked.connect(dialog.accept)
143 b = QPushButton("Cancel")
145 b.clicked.connect(dialog.reject)
149 class ElectrumWindow(QMainWindow):
151 def __init__(self, wallet):
152 QMainWindow.__init__(self)
154 self.wallet.gui_callback = self.update_callback
156 self.funds_error = False
158 self.tabs = tabs = QTabWidget(self)
159 tabs.addTab(self.create_history_tab(), 'History')
161 tabs.addTab(self.create_send_tab(), 'Send')
162 tabs.addTab(self.create_receive_tab(), 'Receive')
163 tabs.addTab(self.create_contacts_tab(),'Contacts')
164 tabs.addTab(self.create_wall_tab(), 'Wall')
165 tabs.setMinimumSize(600, 400)
166 tabs.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
167 self.setCentralWidget(tabs)
168 self.create_status_bar()
169 self.setGeometry(100,100,840,400)
170 title = 'Electrum ' + self.wallet.electrum_version + ' - ' + self.wallet.path
171 self.setWindowTitle( title )
174 QShortcut(QKeySequence("Ctrl+W"), self, self.close)
175 QShortcut(QKeySequence("Ctrl+Q"), self, self.close)
176 QShortcut(QKeySequence("Ctrl+PgUp"), self, lambda: tabs.setCurrentIndex( (tabs.currentIndex() - 1 )%tabs.count() ))
177 QShortcut(QKeySequence("Ctrl+PgDown"), self, lambda: tabs.setCurrentIndex( (tabs.currentIndex() + 1 )%tabs.count() ))
179 self.connect(self, QtCore.SIGNAL('updatesignal'), self.update_wallet)
182 def connect_slots(self, sender):
184 self.connect(sender, QtCore.SIGNAL('timersignal'), self.check_recipient)
185 self.previous_payto_e=''
187 def check_recipient(self):
188 if self.payto_e.hasFocus():
190 r = unicode( self.payto_e.text() )
191 if r != self.previous_payto_e:
192 self.previous_payto_e = r
194 if re.match('^(|([\w\-\.]+)@)((\w[\w\-]+\.)+[\w\-]+)$', r):
196 to_address = self.wallet.get_alias(r, True, self.show_message, self.question)
200 s = r + ' <' + to_address + '>'
201 self.payto_e.setText(s)
204 def update_callback(self):
205 self.emit(QtCore.SIGNAL('updatesignal'))
207 def update_wallet(self):
208 if self.wallet.interface.is_connected:
209 if self.wallet.blocks == -1:
210 text = "Connecting..."
211 icon = QIcon(":icons/status_disconnected.png")
212 elif self.wallet.blocks == 0:
213 text = "Server not ready"
214 icon = QIcon(":icons/status_disconnected.png")
215 elif not self.wallet.up_to_date:
216 text = "Synchronizing..."
217 icon = QIcon(":icons/status_waiting.png")
219 c, u = self.wallet.get_balance()
220 text = "Balance: %s "%( format_satoshis(c,False,self.wallet.num_zeros) )
221 if u: text += "[%s unconfirmed]"%( format_satoshis(u,True,self.wallet.num_zeros).strip() )
222 if not self.wallet.seed: text += ' [seedless]'
223 icon = QIcon(":icons/status_connected.png")
225 text = "Not connected"
226 icon = QIcon(":icons/status_disconnected.png")
229 text = "Not enough funds"
231 self.statusBar().showMessage(text)
232 self.status_button.setIcon( icon )
234 if self.wallet.up_to_date:
235 self.textbox.setText( self.wallet.banner )
236 self.update_history_tab()
237 self.update_receive_tab()
238 self.update_contacts_tab()
241 def create_history_tab(self):
242 self.history_list = w = QTreeWidget(self)
243 #print w.getContentsMargins()
245 w.setColumnWidth(0, 40)
246 w.setColumnWidth(1, 140)
247 w.setColumnWidth(2, 350)
248 w.setColumnWidth(3, 140)
249 w.setColumnWidth(4, 140)
250 w.setHeaderLabels( [ '', 'Date', 'Description', 'Amount', 'Balance'] )
251 self.connect(w, SIGNAL('itemActivated(QTreeWidgetItem*, int)'), self.tx_details)
252 self.connect(w, SIGNAL('itemDoubleClicked(QTreeWidgetItem*, int)'), self.tx_label_clicked)
253 self.connect(w, SIGNAL('itemChanged(QTreeWidgetItem*, int)'), self.tx_label_changed)
256 def tx_details(self, item, column):
257 tx_hash = str(item.toolTip(0))
258 tx = self.wallet.tx_history.get(tx_hash)
261 conf = self.wallet.blocks - tx['height'] + 1
262 time_str = datetime.datetime.fromtimestamp( tx['timestamp']).isoformat(' ')[:-3]
267 tx_details = "Transaction Details:\n\n" \
268 + "Transaction ID:\n" + tx_hash + "\n\n" \
269 + "Status: %d confirmations\n\n"%conf \
270 + "Date: %s\n\n"%time_str \
271 + "Inputs:\n-"+ '\n-'.join(tx['inputs']) + "\n\n" \
272 + "Outputs:\n-"+ '\n-'.join(tx['outputs'])
274 r = self.wallet.receipts.get(tx_hash)
276 tx_details += "\n_______________________________________" \
277 + '\n\nSigned URI: ' + r[2] \
278 + "\n\nSigned by: " + r[0] \
279 + '\n\nSignature: ' + r[1]
281 QMessageBox.information(self, 'Details', tx_details, 'OK')
284 def tx_label_clicked(self, item, column):
285 if column==2 and item.isSelected():
286 tx_hash = str(item.toolTip(0))
288 #if not self.wallet.labels.get(tx_hash): item.setText(2,'')
289 item.setFlags(Qt.ItemIsEditable|Qt.ItemIsSelectable | Qt.ItemIsUserCheckable | Qt.ItemIsEnabled | Qt.ItemIsDragEnabled)
290 self.history_list.editItem( item, column )
291 item.setFlags(Qt.ItemIsSelectable | Qt.ItemIsUserCheckable | Qt.ItemIsEnabled | Qt.ItemIsDragEnabled)
294 def tx_label_changed(self, item, column):
298 tx_hash = str(item.toolTip(0))
299 tx = self.wallet.tx_history.get(tx_hash)
300 s = self.wallet.labels.get(tx_hash)
301 text = unicode( item.text(2) )
303 self.wallet.labels[tx_hash] = text
304 item.setForeground(2, QBrush(QColor('black')))
306 if s: self.wallet.labels.pop(tx_hash)
307 text = tx['default_label']
308 item.setText(2, text)
309 item.setForeground(2, QBrush(QColor('gray')))
312 def address_label_clicked(self, item, column, l):
313 if column==1 and item.isSelected():
314 addr = unicode( item.text(0) )
315 if addr in map(lambda x:x[1], self.wallet.aliases.values()):
317 item.setFlags(Qt.ItemIsEditable|Qt.ItemIsSelectable | Qt.ItemIsUserCheckable | Qt.ItemIsEnabled | Qt.ItemIsDragEnabled)
318 l.editItem( item, column )
319 item.setFlags(Qt.ItemIsSelectable | Qt.ItemIsUserCheckable | Qt.ItemIsEnabled | Qt.ItemIsDragEnabled)
321 def address_label_changed(self, item, column, l):
322 addr = unicode( item.text(0) )
323 text = unicode( item.text(1) )
325 self.wallet.labels[addr] = text
327 s = self.wallet.labels.get(addr)
328 if s: self.wallet.labels.pop(addr)
329 self.update_history_tab()
331 def update_history_tab(self):
332 self.history_list.clear()
334 for tx in self.wallet.get_tx_history():
335 tx_hash = tx['tx_hash']
337 conf = self.wallet.blocks - tx['height'] + 1
338 time_str = datetime.datetime.fromtimestamp( tx['timestamp']).isoformat(' ')[:-3]
339 icon = QIcon(":icons/confirmed.png")
343 icon = QIcon(":icons/unconfirmed.png")
346 label = self.wallet.labels.get(tx_hash)
347 is_default_label = (label == '') or (label is None)
348 if is_default_label: label = tx['default_label']
350 item = QTreeWidgetItem( [ '', time_str, label, format_satoshis(v,True,self.wallet.num_zeros), format_satoshis(balance,False,self.wallet.num_zeros)] )
351 item.setFont(2, QFont(MONOSPACE_FONT))
352 item.setFont(3, QFont(MONOSPACE_FONT))
353 item.setFont(4, QFont(MONOSPACE_FONT))
354 item.setToolTip(0, tx_hash)
356 item.setForeground(2, QBrush(QColor('grey')))
358 item.setIcon(0, icon)
359 self.history_list.insertTopLevelItem(0,item)
362 def create_send_tab(self):
367 grid.setColumnMinimumWidth(3,300)
368 grid.setColumnStretch(4,1)
370 self.payto_e = QLineEdit()
371 grid.addWidget(QLabel('Pay to'), 1, 0)
372 grid.addWidget(self.payto_e, 1, 1, 1, 3)
374 self.message_e = QLineEdit()
375 grid.addWidget(QLabel('Description'), 2, 0)
376 grid.addWidget(self.message_e, 2, 1, 1, 3)
378 self.amount_e = QLineEdit()
379 grid.addWidget(QLabel('Amount'), 3, 0)
380 grid.addWidget(self.amount_e, 3, 1, 1, 2)
382 self.fee_e = QLineEdit()
383 grid.addWidget(QLabel('Fee'), 4, 0)
384 grid.addWidget(self.fee_e, 4, 1, 1, 2)
386 b = EnterButton("Send", self.do_send)
387 grid.addWidget(b, 5, 1)
389 b = EnterButton("Clear",self.do_clear)
390 grid.addWidget(b, 5, 2)
392 self.payto_sig = QLabel('')
393 grid.addWidget(self.payto_sig, 6, 0, 1, 4)
404 def entry_changed( is_fee ):
405 self.funds_error = False
406 amount = numbify(self.amount_e)
407 fee = numbify(self.fee_e)
408 if not is_fee: fee = None
411 inputs, total, fee = self.wallet.choose_tx_inputs( amount, fee )
413 self.fee_e.setText( str( Decimal( fee ) / 100000000 ) )
416 palette.setColor(self.amount_e.foregroundRole(), QColor('black'))
419 palette.setColor(self.amount_e.foregroundRole(), QColor('red'))
420 self.funds_error = True
421 self.amount_e.setPalette(palette)
422 self.fee_e.setPalette(palette)
424 self.amount_e.textChanged.connect(lambda: entry_changed(False) )
425 self.fee_e.textChanged.connect(lambda: entry_changed(True) )
431 label = unicode( self.message_e.text() )
432 r = unicode( self.payto_e.text() )
435 m1 = re.match('^(|([\w\-\.]+)@)((\w[\w\-]+\.)+[\w\-]+)$', r)
436 m2 = re.match('(|([\w\-\.]+)@)((\w[\w\-]+\.)+[\w\-]+) \<([1-9A-HJ-NP-Za-km-z]{26,})\>', r)
439 to_address = self.wallet.get_alias(r, True, self.show_message, self.question)
443 to_address = m2.group(5)
447 if not self.wallet.is_valid(to_address):
448 QMessageBox.warning(self, 'Error', 'Invalid Bitcoin Address:\n'+to_address, 'OK')
452 amount = int( Decimal( unicode( self.amount_e.text())) * 100000000 )
454 QMessageBox.warning(self, 'Error', 'Invalid Amount', 'OK')
457 fee = int( Decimal( unicode( self.fee_e.text())) * 100000000 )
459 QMessageBox.warning(self, 'Error', 'Invalid Fee', 'OK')
462 if self.wallet.use_encryption:
463 password = self.password_dialog()
470 tx = self.wallet.mktx( to_address, amount, label, password, fee )
471 except BaseException, e:
472 self.show_message(e.message)
475 status, msg = self.wallet.sendtx( tx )
477 QMessageBox.information(self, '', 'Payment sent.\n'+msg, 'OK')
479 self.update_contacts_tab()
481 QMessageBox.warning(self, 'Error', msg, 'OK')
484 def set_url(self, url):
485 payto, amount, label, message, signature, identity, url = self.wallet.parse_url(url, self.show_message, self.question)
486 self.tabs.setCurrentIndex(1)
487 self.payto_e.setText(payto)
488 self.message_e.setText(message)
489 self.amount_e.setText(amount)
491 self.set_frozen(self.payto_e,True)
492 self.set_frozen(self.amount_e,True)
493 self.set_frozen(self.message_e,True)
494 self.payto_sig.setText( ' The bitcoin URI was signed by ' + identity )
496 self.payto_sig.setVisible(False)
499 self.payto_sig.setVisible(False)
500 for e in [self.payto_e, self.message_e, self.amount_e, self.fee_e]:
502 self.set_frozen(e,False)
504 def set_frozen(self,entry,frozen):
506 entry.setReadOnly(True)
507 entry.setFrame(False)
509 palette.setColor(entry.backgroundRole(), QColor('lightgray'))
510 entry.setPalette(palette)
512 entry.setReadOnly(False)
515 palette.setColor(entry.backgroundRole(), QColor('white'))
516 entry.setPalette(palette)
521 def clear_buttons(self, hbox):
522 while hbox.count(): hbox.removeItem(hbox.itemAt(0))
524 def add_buttons(self, l, hbox, is_recv):
525 self.clear_buttons(hbox)
529 addr = unicode( i.text(0) )
531 hbox.addWidget(EnterButton("QR",lambda: self.show_address_qrcode(addr)))
532 hbox.addWidget(EnterButton("Copy to Clipboard", lambda: self.app.clipboard().setText(addr)))
534 def toggle_freeze(addr):
535 if addr in self.wallet.frozen_addresses:
536 self.wallet.frozen_addresses.remove(addr)
538 self.wallet.frozen_addresses.append(addr)
540 self.update_receive_tab()
542 t = "Unfreeze" if addr in self.wallet.frozen_addresses else "Freeze"
543 hbox.addWidget(EnterButton(t, lambda: toggle_freeze(addr)))
548 self.tabs.setCurrentIndex(1)
549 self.payto_e.setText(addr)
550 self.amount_e.setFocus()
551 hbox.addWidget(EnterButton('Pay to', lambda: payto(addr)))
552 hbox.addWidget(EnterButton("New", self.newaddress_dialog))
556 def create_receive_tab(self):
557 l = QTreeWidget(self)
559 l.setColumnWidth(0, 350)
560 l.setColumnWidth(1, 330)
561 l.setColumnWidth(2, 100)
562 l.setColumnWidth(3, 10)
563 l.setHeaderLabels( ['Address', 'Label','Balance','Tx'])
573 vbox.addWidget(buttons)
578 buttons.setLayout(hbox)
580 self.connect(l, SIGNAL('itemDoubleClicked(QTreeWidgetItem*, int)'), lambda a, b: self.address_label_clicked(a,b,l))
581 self.connect(l, SIGNAL('itemChanged(QTreeWidgetItem*, int)'), lambda a,b: self.address_label_changed(a,b,l))
582 self.connect(l, SIGNAL('itemClicked(QTreeWidgetItem*, int)'), lambda: self.add_buttons(l, hbox, True))
583 self.receive_list = l
584 self.receive_buttons_hbox = hbox
587 def create_contacts_tab(self):
588 l = QTreeWidget(self)
590 l.setColumnWidth(0, 350)
591 l.setColumnWidth(1, 330)
592 l.setColumnWidth(2, 20)
593 l.setHeaderLabels( ['Address', 'Label','Tx'])
603 vbox.addWidget(buttons)
608 buttons.setLayout(hbox)
610 self.connect(l, SIGNAL('itemDoubleClicked(QTreeWidgetItem*, int)'), lambda a, b: self.address_label_clicked(a,b,l))
611 self.connect(l, SIGNAL('itemChanged(QTreeWidgetItem*, int)'), lambda a,b: self.address_label_changed(a,b,l))
612 self.connect(l, SIGNAL('itemActivated(QTreeWidgetItem*, int)'), self.show_contact_details)
613 self.connect(l, SIGNAL('itemClicked(QTreeWidgetItem*, int)'), lambda: self.add_buttons(l, hbox, False))
615 self.contacts_list = l
616 self.contacts_buttons_hbox = hbox
619 def update_receive_tab(self):
620 self.receive_list.clear()
621 self.clear_buttons(self.receive_buttons_hbox)
623 for address in self.wallet.all_addresses():
624 if self.wallet.is_change(address):continue
625 label = self.wallet.labels.get(address,'')
627 h = self.wallet.history.get(address,[])
629 if not item['is_input'] : n=n+1
630 tx = "None" if n==0 else "%d"%n
632 c, u = self.wallet.get_addr_balance(address)
633 balance = format_satoshis( c + u, False, self.wallet.num_zeros )
634 if address in self.wallet.frozen_addresses:
637 item = QTreeWidgetItem( [ address, label, balance, tx] )
638 item.setFont(0, QFont(MONOSPACE_FONT))
639 self.receive_list.addTopLevelItem(item)
641 def show_contact_details(self, item, column):
642 m = unicode(item.text(0))
643 a = self.wallet.aliases.get(m)
645 if a[0] in self.wallet.authorities.keys():
646 s = self.wallet.authorities.get(a[0])
649 msg = 'Alias: '+ m + '\nTarget address: '+ a[1] + '\n\nSigned by: ' + s + '\nSigning address:' + a[0]
650 QMessageBox.information(self, 'Alias', msg, 'OK')
652 def update_contacts_tab(self):
653 self.contacts_list.clear()
654 self.clear_buttons(self.contacts_buttons_hbox)
656 for alias, v in self.wallet.aliases.items():
658 item = QTreeWidgetItem( [ target, alias, '-'] )
659 self.contacts_list.addTopLevelItem(item)
661 for address in self.wallet.addressbook:
662 label = self.wallet.labels.get(address,'')
664 for item in self.wallet.tx_history.values():
665 if address in item['outputs'] : n=n+1
666 tx = "None" if n==0 else "%d"%n
667 item = QTreeWidgetItem( [ address, label, tx] )
668 item.setFont(0, QFont(MONOSPACE_FONT))
669 self.contacts_list.addTopLevelItem(item)
672 def create_wall_tab(self):
673 self.textbox = textbox = QTextEdit(self)
674 textbox.setFont(QFont(MONOSPACE_FONT))
675 textbox.setReadOnly(True)
678 def create_status_bar(self):
680 sb.setFixedHeight(35)
682 sb.addPermanentWidget( StatusBarButton( QIcon(":icons/lock.png"), "Password", lambda: self.change_password_dialog(self.wallet, self) ) )
683 sb.addPermanentWidget( StatusBarButton( QIcon(":icons/preferences.png"), "Preferences", self.settings_dialog ) )
685 sb.addPermanentWidget( StatusBarButton( QIcon(":icons/seed.png"), "Seed", lambda: self.show_seed_dialog(self.wallet, self) ) )
686 self.status_button = StatusBarButton( QIcon(":icons/status_disconnected.png"), "Network", lambda: self.network_dialog(self.wallet, self) )
687 sb.addPermanentWidget( self.status_button )
688 self.setStatusBar(sb)
690 def newaddress_dialog(self):
691 text, ok = QInputDialog.getText(self, 'New Contact', 'Address:')
692 address = unicode(text)
694 if self.wallet.is_valid(address):
695 self.wallet.addressbook.append(address)
697 self.update_contacts_tab()
699 QMessageBox.warning(self, 'Error', 'Invalid Address', 'OK')
702 def show_seed_dialog(wallet, parent=None):
703 from electrum import mnemonic
706 QMessageBox.information(parent, 'Message', 'No seed', 'OK')
709 if wallet.use_encryption:
710 password = parent.password_dialog()
711 if not password: return
716 seed = wallet.pw_decode( wallet.seed, password)
718 QMessageBox.warning(parent, 'Error', 'Invalid Password', 'OK')
721 msg = "Your wallet generation seed is:\n\n" + seed \
722 + "\n\nPlease keep it in a safe place; if you lose it,\nyou will not be able to restore your wallet.\n\n" \
723 + "Equivalently, your wallet seed can be stored and\nrecovered with the following mnemonic code:\n\n\"" \
724 + ' '.join(mnemonic.mn_encode(seed)) + "\"\n\n\n"
728 d.setWindowTitle("Seed")
729 d.setMinimumSize(400, 270)
733 vbox2 = QVBoxLayout()
735 l.setPixmap(QPixmap(":icons/seed.png").scaledToWidth(56))
738 hbox.addLayout(vbox2)
739 hbox.addWidget(QLabel(msg))
751 b = QPushButton("Copy to Clipboard")
752 b.clicked.connect(lambda: app.clipboard().setText(' '.join(mnemonic.mn_encode(seed))))
754 b = QPushButton("View as QR Code")
755 b.clicked.connect(lambda: ElectrumWindow.show_seed_qrcode(seed))
758 b = QPushButton("OK")
759 b.clicked.connect(d.accept)
766 def show_seed_qrcode(seed):
770 d.setWindowTitle("Seed")
771 d.setMinimumSize(270, 300)
773 vbox.addWidget(QRCodeWidget(seed))
776 b = QPushButton("OK")
778 b.clicked.connect(d.accept)
784 def show_address_qrcode(self,address):
785 if not address: return
788 d.setWindowTitle(address)
789 d.setMinimumSize(270, 350)
791 qrw = QRCodeWidget(address)
795 amount_e = QLineEdit()
796 hbox.addWidget(QLabel('Amount'))
797 hbox.addWidget(amount_e)
800 #hbox = QHBoxLayout()
801 #label_e = QLineEdit()
802 #hbox.addWidget(QLabel('Label'))
803 #hbox.addWidget(label_e)
804 #vbox.addLayout(hbox)
806 def amount_changed():
807 amount = numbify(amount_e)
808 #label = str( label_e.getText() )
809 if amount is not None:
810 qrw.set_addr('bitcoin:%s?amount=%s'%(address,str( Decimal(amount) /100000000)))
812 qrw.set_addr( address )
816 from electrum import bmp
817 bmp.save_qrcode(qrw.qr, "qrcode.bmp")
818 self.show_message("QR code saved to file 'qrcode.bmp'")
820 amount_e.textChanged.connect( amount_changed )
824 b = QPushButton("Save")
825 b.clicked.connect(do_save)
827 b = QPushButton("Close")
829 b.clicked.connect(d.accept)
835 def question(self, msg):
836 return QMessageBox.question(self, 'Message', msg, QMessageBox.Yes | QMessageBox.No, QMessageBox.No) == QMessageBox.Yes
838 def show_message(self, msg):
839 QMessageBox.information(self, 'Message', msg, 'OK')
841 def password_dialog(self ):
849 msg = 'Please enter your password'
850 vbox.addWidget(QLabel(msg))
854 grid.addWidget(QLabel('Password'), 1, 0)
855 grid.addWidget(pw, 1, 1)
858 vbox.addLayout(ok_cancel_buttons(d))
861 if not d.exec_(): return
862 return unicode(pw.text())
865 def change_password_dialog( wallet, parent=None ):
868 QMessageBox.information(parent, 'Message', 'No seed', 'OK')
877 new_pw.setEchoMode(2)
878 conf_pw = QLineEdit()
879 conf_pw.setEchoMode(2)
883 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'
885 msg = "Please choose a password to encrypt your wallet keys.\nLeave these fields empty if you want to disable encryption."
886 vbox.addWidget(QLabel(msg))
891 if wallet.use_encryption:
892 grid.addWidget(QLabel('Password'), 1, 0)
893 grid.addWidget(pw, 1, 1)
895 grid.addWidget(QLabel('New Password'), 2, 0)
896 grid.addWidget(new_pw, 2, 1)
898 grid.addWidget(QLabel('Confirm Password'), 3, 0)
899 grid.addWidget(conf_pw, 3, 1)
902 vbox.addLayout(ok_cancel_buttons(d))
905 if not d.exec_(): return
907 password = unicode(pw.text()) if wallet.use_encryption else None
908 new_password = unicode(new_pw.text())
909 new_password2 = unicode(conf_pw.text())
912 seed = wallet.pw_decode( wallet.seed, password)
914 QMessageBox.warning(parent, 'Error', 'Incorrect Password', 'OK')
917 if new_password != new_password2:
918 QMessageBox.warning(parent, 'Error', 'Passwords do not match', 'OK')
921 wallet.update_password(seed, new_password)
924 def seed_dialog(wallet, parent=None):
929 msg = "Please enter your wallet seed or the corresponding mnemonic list of words, and the gap limit of your wallet."
930 vbox.addWidget(QLabel(msg))
936 grid.addWidget(QLabel('Seed or mnemonic'), 1, 0)
937 grid.addWidget(seed_e, 1, 1)
941 grid.addWidget(QLabel('Gap limit'), 2, 0)
942 grid.addWidget(gap_e, 2, 1)
943 gap_e.textChanged.connect(lambda: numbify(gap_e,True))
946 vbox.addLayout(ok_cancel_buttons(d))
949 if not d.exec_(): return
952 gap = int(unicode(gap_e.text()))
954 QMessageBox.warning(None, 'Error', 'error', 'OK')
958 seed = unicode(seed_e.text())
961 from electrum import mnemonic
962 print "not hex, trying decode"
964 seed = mnemonic.mn_decode( seed.split(' ') )
966 QMessageBox.warning(None, 'Error', 'I cannot decode this', 'OK')
969 QMessageBox.warning(None, 'Error', 'no seed', 'OK')
972 wallet.seed = str(seed)
973 #print repr(wallet.seed)
974 wallet.gap_limit = gap
978 def settings_dialog(self):
984 msg = 'Here are the settings of your wallet.'
985 vbox.addWidget(QLabel(msg))
992 fee_e.setText("%s"% str( Decimal( self.wallet.fee)/100000000 ) )
993 grid.addWidget(QLabel('Fee per tx. input'), 2, 0)
994 grid.addWidget(fee_e, 2, 1)
995 fee_e.textChanged.connect(lambda: numbify(fee_e,False))
998 nz_e.setText("%d"% self.wallet.num_zeros)
999 grid.addWidget(QLabel('Zeros displayed after decimal point'), 3, 0)
1000 grid.addWidget(nz_e, 3, 1)
1001 nz_e.textChanged.connect(lambda: numbify(nz_e,True))
1003 vbox.addLayout(ok_cancel_buttons(d))
1006 if not d.exec_(): return
1008 fee = unicode(fee_e.text())
1010 fee = int( 100000000 * Decimal(fee) )
1012 QMessageBox.warning(self, 'Error', 'Invalid value:%s'%fee, 'OK')
1015 if self.wallet.fee != fee:
1016 self.wallet.fee = fee
1019 nz = unicode(nz_e.text())
1024 QMessageBox.warning(self, 'Error', 'Invalid value:%s'%nz, 'OK')
1027 if self.wallet.num_zeros != nz:
1028 self.wallet.num_zeros = nz
1029 self.update_history_tab()
1030 self.update_receive_tab()
1034 def network_dialog(wallet, parent=None):
1035 interface = wallet.interface
1037 if interface.is_connected:
1038 status = "Connected to %s:%d\n%d blocks"%(interface.host, interface.port, wallet.blocks)
1040 status = "Not connected"
1041 server = wallet.server
1044 status = "Please choose a server."
1045 server = random.choice( DEFAULT_SERVERS )
1047 if not wallet.interface.servers:
1049 for x in DEFAULT_SERVERS:
1050 h,port,protocol = x.split(':')
1051 servers_list.append( (h,[(protocol,port)] ) )
1053 servers_list = wallet.interface.servers
1056 for item in servers_list:
1060 protocol, port = item2
1066 d.setWindowTitle('Server')
1067 d.setMinimumSize(375, 20)
1069 vbox = QVBoxLayout()
1072 hbox = QHBoxLayout()
1074 l.setPixmap(QPixmap(":icons/network.png"))
1076 hbox.addWidget(QLabel(status))
1078 vbox.addLayout(hbox)
1080 hbox = QHBoxLayout()
1081 host_line = QLineEdit()
1082 host_line.setText(server)
1083 hbox.addWidget(QLabel('Connect to:'))
1084 hbox.addWidget(host_line)
1085 vbox.addLayout(hbox)
1087 hbox = QHBoxLayout()
1089 buttonGroup = QGroupBox("protocol")
1090 radio1 = QRadioButton("tcp", buttonGroup)
1091 radio2 = QRadioButton("http", buttonGroup)
1094 return unicode(host_line.text()).split(':')
1096 def set_button(protocol):
1098 radio1.setChecked(1)
1099 elif protocol == 'h':
1100 radio2.setChecked(1)
1102 def set_protocol(protocol):
1103 host = current_line()[0]
1105 if protocol not in pp.keys():
1106 protocol = pp.keys()[0]
1107 set_button(protocol)
1109 host_line.setText( host + ':' + port + ':' + protocol)
1111 radio1.clicked.connect(lambda x: set_protocol('t') )
1112 radio2.clicked.connect(lambda x: set_protocol('h') )
1114 set_button(current_line()[2])
1116 hbox.addWidget(QLabel('Protocol:'))
1117 hbox.addWidget(radio1)
1118 hbox.addWidget(radio2)
1120 vbox.addLayout(hbox)
1122 if wallet.interface.servers:
1123 label = 'Active Servers'
1125 label = 'Default Servers'
1127 servers_list_widget = QTreeWidget(parent)
1128 servers_list_widget.setHeaderLabels( [ label ] )
1129 servers_list_widget.setMaximumHeight(150)
1130 for host in plist.keys():
1131 servers_list_widget.addTopLevelItem(QTreeWidgetItem( [ host ] ))
1134 host = unicode(x.text(0))
1136 if 't' in pp.keys():
1139 protocol = pp.keys()[0]
1141 host_line.setText( host + ':' + port + ':' + protocol)
1142 set_button(protocol)
1144 servers_list_widget.connect(servers_list_widget, SIGNAL('itemClicked(QTreeWidgetItem*, int)'), do_set_line)
1145 vbox.addWidget(servers_list_widget)
1147 vbox.addLayout(ok_cancel_buttons(d))
1150 if not d.exec_(): return
1151 server = unicode( host_line.text() )
1154 wallet.set_server(server)
1156 QMessageBox.information(None, 'Error', 'error', 'OK')
1166 class ElectrumGui():
1168 def __init__(self, wallet):
1169 self.wallet = wallet
1170 self.app = QApplication(sys.argv)
1172 def waiting_dialog(self):
1178 w.setWindowTitle('Electrum')
1180 vbox = QVBoxLayout()
1185 if self.wallet.up_to_date: w.close()
1187 l.setText("Please wait...\nGenerating addresses: %d"%len(self.wallet.all_addresses()))
1189 w.connect(s, QtCore.SIGNAL('timersignal'), f)
1190 self.wallet.interface.poke()
1195 def restore_or_create(self):
1197 msg = "Wallet file not found.\nDo you want to create a new wallet,\n or to restore an existing one?"
1198 r = QMessageBox.question(None, 'Message', msg, 'create', 'restore', 'cancel', 0, 2)
1199 if r==2: return False
1201 is_recovery = (r==1)
1202 wallet = self.wallet
1203 # ask for the server.
1204 if not ElectrumWindow.network_dialog( wallet, parent=None ): return False
1207 wallet.new_seed(None)
1208 wallet.init_mpk( wallet.seed )
1209 wallet.up_to_date_event.clear()
1210 wallet.up_to_date = False
1211 self.waiting_dialog()
1212 # run a dialog indicating the seed, ask the user to remember it
1213 ElectrumWindow.show_seed_dialog(wallet)
1215 ElectrumWindow.change_password_dialog(wallet)
1217 # ask for seed and gap.
1218 if not ElectrumWindow.seed_dialog( wallet ): return False
1219 wallet.init_mpk( wallet.seed )
1220 wallet.up_to_date_event.clear()
1221 wallet.up_to_date = False
1222 self.waiting_dialog()
1223 if wallet.is_found():
1224 # history and addressbook
1225 wallet.update_tx_history()
1226 wallet.fill_addressbook()
1227 print "recovery successful"
1230 QMessageBox.information(None, 'Message', "No transactions found for this seed", 'OK')
1238 w = ElectrumWindow(self.wallet)
1239 if url: w.set_url(url)