3 # Electrum - lightweight Bitcoin client
4 # Copyright (C) 2011 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/>.
21 import thread, time, ast, sys, re
22 import socket, traceback
24 gi.require_version('Gtk', '3.0')
25 from gi.repository import Gtk, Gdk, GObject, cairo
26 from decimal import Decimal
27 from electrum.util import print_error
28 from electrum.bitcoin import is_valid
29 from electrum import mnemonic, WalletStorage, Wallet
34 MONOSPACE_FONT = 'Lucida Console' if platform.system() == 'Windows' else 'monospace'
36 from electrum.util import format_satoshis, parse_URI
37 from electrum.network import DEFAULT_SERVERS
38 from electrum.bitcoin import MIN_RELAY_TX_FEE
40 def numbify(entry, is_int = False):
41 text = entry.get_text().strip()
43 if not is_int: chars +='.'
44 s = ''.join([i for i in text if i in chars])
49 s = s[:p] + '.' + s[p:p+8]
51 amount = int( Decimal(s) * 100000000 )
65 def show_seed_dialog(seed, parent):
67 show_message("No seed")
70 dialog = Gtk.MessageDialog(
72 flags = Gtk.DialogFlags.MODAL,
73 buttons = Gtk.ButtonsType.OK,
74 message_format = "Your wallet generation seed is:\n\n" + '"' + seed + '"'\
75 + "\n\nPlease keep it in a safe place; if you lose it, you will not be able to restore your wallet.\n\n" )
76 dialog.set_title("Seed")
81 def restore_create_dialog():
83 # ask if the user wants to create a new wallet, or recover from a seed.
84 # if he wants to recover, and nothing is found, do not create wallet
85 dialog = Gtk.Dialog("electrum", parent=None,
86 flags=Gtk.DialogFlags.MODAL,
87 buttons= ("create", 0, "restore",1, "cancel",2) )
89 label = Gtk.Label("Wallet file not found.\nDo you want to create a new wallet,\n or to restore an existing one?" )
91 dialog.vbox.pack_start(label, True, True, 0)
97 return 'restore' if r==1 else 'create'
101 def run_recovery_dialog():
102 message = "Please enter your wallet seed or the corresponding mnemonic list of words, and the gap limit of your wallet."
103 dialog = Gtk.MessageDialog(
105 flags = Gtk.DialogFlags.MODAL,
106 buttons = Gtk.ButtonsType.OK_CANCEL,
107 message_format = message)
110 dialog.set_default_response(Gtk.ResponseType.OK)
112 # ask seed, server and gap in the same dialog
113 seed_box = Gtk.HBox()
114 seed_label = Gtk.Label(label='Seed or mnemonic:')
115 seed_label.set_size_request(150,-1)
116 seed_box.pack_start(seed_label, False, False, 10)
118 seed_entry = Gtk.Entry()
120 seed_entry.set_size_request(450,-1)
121 seed_box.pack_start(seed_entry, False, False, 10)
122 add_help_button(seed_box, '.')
124 vbox.pack_start(seed_box, False, False, 5)
128 seed = seed_entry.get_text()
131 if r==Gtk.ResponseType.CANCEL:
134 if Wallet.is_seed(seed):
137 show_message("no seed")
142 def run_settings_dialog(self):
144 message = "Here are the settings of your wallet. For more explanations, click on the question mark buttons next to each input field."
146 dialog = Gtk.MessageDialog(
147 parent = self.window,
148 flags = Gtk.DialogFlags.MODAL,
149 buttons = Gtk.ButtonsType.OK_CANCEL,
150 message_format = message)
153 image.set_from_stock(Gtk.STOCK_PREFERENCES, Gtk.IconSize.DIALOG)
155 dialog.set_image(image)
156 dialog.set_title("Settings")
159 dialog.set_default_response(Gtk.ResponseType.OK)
162 fee_entry = Gtk.Entry()
163 fee_label = Gtk.Label(label='Transaction fee:')
164 fee_label.set_size_request(150,10)
166 fee.pack_start(fee_label,False, False, 10)
167 fee_entry.set_text( str( Decimal(self.wallet.fee) /100000000 ) )
168 fee_entry.connect('changed', numbify, False)
170 fee.pack_start(fee_entry,False,False, 10)
171 add_help_button(fee, 'Fee per kilobyte of transaction. Recommended value:0.0001')
173 vbox.pack_start(fee, False,False, 5)
176 nz_entry = Gtk.Entry()
177 nz_label = Gtk.Label(label='Display zeros:')
178 nz_label.set_size_request(150,10)
180 nz.pack_start(nz_label,False, False, 10)
181 nz_entry.set_text( str( self.num_zeros ))
182 nz_entry.connect('changed', numbify, True)
184 nz.pack_start(nz_entry,False,False, 10)
185 add_help_button(nz, "Number of zeros displayed after the decimal point.\nFor example, if this number is 2, then '5.' is displayed as '5.00'")
187 vbox.pack_start(nz, False,False, 5)
191 fee = fee_entry.get_text()
192 nz = nz_entry.get_text()
195 if r==Gtk.ResponseType.CANCEL:
199 fee = int( 100000000 * Decimal(fee) )
201 show_message("error")
203 self.wallet.set_fee(fee)
209 show_message("error")
212 if self.num_zeros != nz:
214 self.config.set_key('num_zeros',nz,True)
215 self.update_history_tab()
220 def run_network_dialog( network, parent ):
222 image.set_from_stock(Gtk.STOCK_NETWORK, Gtk.IconSize.DIALOG)
224 if network.is_connected():
225 interface = network.interface
226 status = "Connected to %s:%d\n%d blocks"%(interface.host, interface.port, network.blockchain.height())
228 status = "Not connected"
231 status = "Please choose a server.\nSelect cancel if you are offline."
233 if network.is_connected():
234 server = interface.server
235 host, port, protocol = server.split(':')
237 servers = network.get_servers()
239 dialog = Gtk.MessageDialog( parent, Gtk.DialogFlags.MODAL | Gtk.DialogFlags.DESTROY_WITH_PARENT,
240 Gtk.MessageType.QUESTION, Gtk.ButtonsType.OK_CANCEL, status)
241 dialog.set_title("Server")
242 dialog.set_image(image)
246 host_box = Gtk.HBox()
247 host_label = Gtk.Label(label='Connect to:')
248 host_label.set_size_request(100,-1)
250 host_box.pack_start(host_label, False, False, 10)
251 host_entry = Gtk.Entry()
252 host_entry.set_size_request(200,-1)
253 if network.is_connected():
254 host_entry.set_text(server)
256 host_entry.set_text("Not Connected")
258 host_box.pack_start(host_entry, False, False, 10)
259 add_help_button(host_box, 'The name, port number and protocol of your Electrum server, separated by a colon. Example: "ecdsa.org:50002:s". Some servers allow you to connect through http (port 80) or https (port 443)')
262 p_box = Gtk.HBox(False, 10)
265 p_label = Gtk.Label(label='Protocol:')
266 p_label.set_size_request(100,-1)
268 p_box.pack_start(p_label, False, False, 10)
270 combobox = Gtk.ComboBoxText()
272 combobox.append_text("TCP")
273 combobox.append_text("SSL")
274 combobox.append_text("HTTP")
275 combobox.append_text("HTTPS")
277 p_box.pack_start(combobox, True, True, 0)
280 return unicode(host_entry.get_text()).split(':')
282 def set_combobox(protocol):
283 combobox.set_active('tshg'.index(protocol))
285 def set_protocol(protocol):
286 host = current_line()[0]
288 if protocol not in pp.keys():
289 protocol = pp.keys()[0]
290 set_combobox(protocol)
292 host_entry.set_text( host + ':' + port + ':' + protocol)
294 combobox.connect("changed", lambda x:set_protocol('tshg'[combobox.get_active()]))
295 if network.is_connected():
296 set_combobox(protocol)
298 server_list = Gtk.ListStore(str)
299 for host in servers.keys():
300 server_list.append([host])
302 treeview = Gtk.TreeView(model=server_list)
305 label = 'Active Servers' if network.irc_servers else 'Default Servers'
306 tvcolumn = Gtk.TreeViewColumn(label)
307 treeview.append_column(tvcolumn)
308 cell = Gtk.CellRendererText()
309 tvcolumn.pack_start(cell, False)
310 tvcolumn.add_attribute(cell, 'text', 0)
312 vbox.pack_start(host_box, False,False, 5)
313 vbox.pack_start(p_box, True, True, 0)
315 #scroll = Gtk.ScrolledWindow()
316 #scroll.set_policy(Gtk.PolicyType.AUTOMATIC, Gtk.PolicyType.ALWAYS)
317 #scroll.add_with_viewport(treeview)
319 #vbox.pack_start(scroll, True)
320 vbox.pack_start(treeview, True, True, 0)
322 def my_treeview_cb(treeview):
323 path, view_column = treeview.get_cursor()
324 host = server_list.get_value( server_list.get_iter(path), 0)
330 protocol = pp.keys()[0]
332 host_entry.set_text( host + ':' + port + ':' + protocol)
333 set_combobox(protocol)
335 treeview.connect('cursor-changed', my_treeview_cb)
339 server = host_entry.get_text()
342 if r==Gtk.ResponseType.CANCEL:
346 host, port, protocol = server.split(':')
347 proxy = network.config.get('proxy')
348 auto_connect = network.config.get('auto_cycle')
349 network.set_parameters(host, port, protocol, proxy, auto_connect)
351 show_message("error:" + server)
358 def show_message(message, parent=None):
359 dialog = Gtk.MessageDialog(
361 flags = Gtk.DialogFlags.MODAL,
362 buttons = Gtk.ButtonsType.CLOSE,
363 message_format = message )
368 def password_line(label):
369 password = Gtk.HBox()
370 password_label = Gtk.Label(label=label)
371 password_label.set_size_request(120,10)
372 password_label.show()
373 password.pack_start(password_label,False, False, 10)
374 password_entry = Gtk.Entry()
375 password_entry.set_size_request(300,-1)
376 password_entry.set_visibility(False)
377 password_entry.show()
378 password.pack_start(password_entry,False,False, 10)
380 return password, password_entry
382 def password_dialog(parent):
383 dialog = Gtk.MessageDialog( parent, Gtk.DialogFlags.MODAL | Gtk.DialogFlags.DESTROY_WITH_PARENT,
384 Gtk.MessageType.QUESTION, Gtk.ButtonsType.OK_CANCEL, "Please enter your password.")
385 dialog.get_image().set_visible(False)
386 current_pw, current_pw_entry = password_line('Password:')
387 current_pw_entry.connect("activate", lambda entry, dialog, response: dialog.response(response), dialog, Gtk.ResponseType.OK)
388 dialog.vbox.pack_start(current_pw, False, True, 0)
390 result = dialog.run()
391 pw = current_pw_entry.get_text()
393 if result != Gtk.ResponseType.CANCEL: return pw
396 def change_password_dialog(is_encrypted, parent):
399 msg = 'Your wallet is encrypted. Use this dialog to change the password. To disable wallet encryption, enter an empty new password.' if is_encrypted else 'Your wallet keys are not encrypted'
401 msg = "Please choose a password to encrypt your wallet keys"
403 dialog = Gtk.MessageDialog( parent, Gtk.DialogFlags.MODAL | Gtk.DialogFlags.DESTROY_WITH_PARENT, Gtk.MessageType.QUESTION, Gtk.ButtonsType.OK_CANCEL, msg)
404 dialog.set_title("Change password")
406 image.set_from_stock(Gtk.STOCK_DIALOG_AUTHENTICATION, Gtk.IconSize.DIALOG)
408 dialog.set_image(image)
411 current_pw, current_pw_entry = password_line('Current password:')
412 dialog.vbox.pack_start(current_pw, False, True, 0)
414 password, password_entry = password_line('New password:')
415 dialog.vbox.pack_start(password, False, True, 5)
416 password2, password2_entry = password_line('Confirm password:')
417 dialog.vbox.pack_start(password2, False, True, 5)
420 result = dialog.run()
421 password = current_pw_entry.get_text() if is_encrypted else None
422 new_password = password_entry.get_text()
423 new_password2 = password2_entry.get_text()
425 if result == Gtk.ResponseType.CANCEL:
428 if new_password != new_password2:
429 show_message("passwords do not match")
430 return change_password_dialog(is_encrypted, parent)
435 return True, password, new_password
439 def add_help_button(hbox, message):
440 button = Gtk.Button('?')
441 button.connect("clicked", lambda x: show_message(message))
443 hbox.pack_start(button,False, False, 0)
446 class MyWindow(Gtk.Window): __gsignals__ = dict( mykeypress = (GObject.SignalFlags.RUN_LAST | GObject.SignalFlags.ACTION, None, (str,)) )
448 GObject.type_register(MyWindow)
449 #FIXME: can't find docs how to create keybindings in PyGI
450 #Gtk.binding_entry_add_signall(MyWindow, Gdk.KEY_W, Gdk.ModifierType.CONTROL_MASK, 'mykeypress', ['ctrl+W'])
451 #Gtk.binding_entry_add_signall(MyWindow, Gdk.KEY_Q, Gdk.ModifierType.CONTROL_MASK, 'mykeypress', ['ctrl+Q'])
454 class ElectrumWindow:
456 def show_message(self, msg):
457 show_message(msg, self.window)
459 def __init__(self, wallet, config, network):
462 self.network = network
463 self.funds_error = False # True if not enough funds
464 self.num_zeros = int(self.config.get('num_zeros',0))
466 self.window = MyWindow(Gtk.WindowType.TOPLEVEL)
467 title = 'Electrum ' + self.wallet.electrum_version + ' - ' + self.config.path
468 if not self.wallet.seed: title += ' [seedless]'
469 self.window.set_title(title)
470 self.window.connect("destroy", Gtk.main_quit)
471 self.window.set_border_width(0)
472 self.window.connect('mykeypress', Gtk.main_quit)
473 self.window.set_default_size(720, 350)
474 self.wallet_updated = False
478 self.notebook = Gtk.Notebook()
479 self.create_history_tab()
481 self.create_send_tab()
482 self.create_recv_tab()
483 self.create_book_tab()
484 self.create_about_tab()
486 vbox.pack_start(self.notebook, True, True, 2)
488 self.status_bar = Gtk.Statusbar()
489 vbox.pack_start(self.status_bar, False, False, 0)
491 self.status_image = Gtk.Image()
492 self.status_image.set_from_stock(Gtk.STOCK_NO, Gtk.IconSize.MENU)
493 self.status_image.set_alignment(True, 0.5 )
494 self.status_image.show()
496 self.network_button = Gtk.Button()
497 self.network_button.connect("clicked", lambda x: run_network_dialog(self.network, self.window) )
498 self.network_button.add(self.status_image)
499 self.network_button.set_relief(Gtk.ReliefStyle.NONE)
500 self.network_button.show()
501 self.status_bar.pack_end(self.network_button, False, False, 0)
504 def seedb(w, wallet):
505 if wallet.use_encryption:
506 password = password_dialog(self.window)
507 if not password: return
508 else: password = None
509 seed = wallet.get_mnemonic(password)
510 show_seed_dialog(seed, self.window)
511 button = Gtk.Button('S')
512 button.connect("clicked", seedb, self.wallet )
513 button.set_relief(Gtk.ReliefStyle.NONE)
515 self.status_bar.pack_end(button,False, False, 0)
517 settings_icon = Gtk.Image()
518 settings_icon.set_from_stock(Gtk.STOCK_PREFERENCES, Gtk.IconSize.MENU)
519 settings_icon.set_alignment(0.5, 0.5)
520 settings_icon.set_size_request(16,16 )
523 prefs_button = Gtk.Button()
524 prefs_button.connect("clicked", lambda x: run_settings_dialog(self) )
525 prefs_button.add(settings_icon)
526 prefs_button.set_tooltip_text("Settings")
527 prefs_button.set_relief(Gtk.ReliefStyle.NONE)
529 self.status_bar.pack_end(prefs_button,False,False, 0)
531 self.pw_icon = Gtk.Image()
532 self.pw_icon.set_from_stock(Gtk.STOCK_DIALOG_AUTHENTICATION, Gtk.IconSize.MENU)
533 self.pw_icon.set_alignment(0.5, 0.5)
534 self.pw_icon.set_size_request(16,16 )
539 if self.wallet.use_encryption:
540 self.pw_icon.set_tooltip_text('Wallet is encrypted')
542 self.pw_icon.set_tooltip_text('Wallet is unencrypted')
544 password_button = Gtk.Button()
545 password_button.connect("clicked", self.do_update_password, self.wallet)
546 password_button.add(self.pw_icon)
547 password_button.set_relief(Gtk.ReliefStyle.NONE)
548 password_button.show()
549 self.status_bar.pack_end(password_button,False,False, 0)
551 self.window.add(vbox)
552 self.window.show_all()
555 self.context_id = self.status_bar.get_context_id("statusbar")
556 self.update_status_bar()
558 self.network.register_callback('updated', self.update_callback)
561 def update_status_bar_thread():
563 GObject.idle_add( self.update_status_bar )
567 def check_recipient_thread():
571 if self.payto_entry.is_focus():
573 r = self.payto_entry.get_text()
577 if re.match('^(|([\w\-\.]+)@)((\w[\w\-]+\.)+[\w\-]+)$', r):
579 to_address = self.wallet.get_alias(r, interactive=False)
583 s = r + ' <' + to_address + '>'
584 GObject.idle_add( lambda: self.payto_entry.set_text(s) )
587 thread.start_new_thread(update_status_bar_thread, ())
589 thread.start_new_thread(check_recipient_thread, ())
590 self.notebook.set_current_page(0)
592 def update_callback(self):
593 self.wallet_updated = True
595 def do_update_password(self, button, wallet):
597 show_message("No seed")
600 res = change_password_dialog(wallet.use_encryption, self.window)
602 _, password, new_password = res
605 wallet.get_seed(password)
607 show_message("Incorrect password")
610 wallet.update_password(password, new_password)
612 if wallet.use_encryption:
613 self.pw_icon.set_tooltip_text('Wallet is encrypted')
615 self.pw_icon.set_tooltip_text('Wallet is unencrypted')
618 def add_tab(self, page, name):
619 tab_label = Gtk.Label(label=name)
621 self.notebook.append_page(page, tab_label)
624 def create_send_tab(self):
626 page = vbox = Gtk.VBox()
630 payto_label = Gtk.Label(label='Pay to:')
631 payto_label.set_size_request(100,-1)
632 payto.pack_start(payto_label, False, False, 0)
633 payto_entry = Gtk.Entry()
634 payto_entry.set_size_request(450, 26)
635 payto.pack_start(payto_entry, False, False, 0)
636 vbox.pack_start(payto, False, False, 5)
639 message_label = Gtk.Label(label='Description:')
640 message_label.set_size_request(100,-1)
641 message.pack_start(message_label, False, False, 0)
642 message_entry = Gtk.Entry()
643 message_entry.set_size_request(450, 26)
644 message.pack_start(message_entry, False, False, 0)
645 vbox.pack_start(message, False, False, 5)
647 amount_box = Gtk.HBox()
648 amount_label = Gtk.Label(label='Amount:')
649 amount_label.set_size_request(100,-1)
650 amount_box.pack_start(amount_label, False, False, 0)
651 amount_entry = Gtk.Entry()
652 amount_entry.set_size_request(120, -1)
653 amount_box.pack_start(amount_entry, False, False, 0)
654 vbox.pack_start(amount_box, False, False, 5)
656 self.fee_box = fee_box = Gtk.HBox()
657 fee_label = Gtk.Label(label='Fee:')
658 fee_label.set_size_request(100,-1)
659 fee_box.pack_start(fee_label, False, False, 0)
660 fee_entry = Gtk.Entry()
661 fee_entry.set_size_request(60, 26)
662 fee_box.pack_start(fee_entry, False, False, 0)
663 vbox.pack_start(fee_box, False, False, 5)
666 empty_label = Gtk.Label(label='')
667 empty_label.set_size_request(100,-1)
668 end_box.pack_start(empty_label, False, False, 0)
669 send_button = Gtk.Button("Send")
671 end_box.pack_start(send_button, False, False, 0)
672 clear_button = Gtk.Button("Clear")
674 end_box.pack_start(clear_button, False, False, 15)
675 send_button.connect("clicked", self.do_send, (payto_entry, message_entry, amount_entry, fee_entry))
676 clear_button.connect("clicked", self.do_clear, (payto_entry, message_entry, amount_entry, fee_entry))
678 vbox.pack_start(end_box, False, False, 5)
680 # display this line only if there is a signature
681 payto_sig = Gtk.HBox()
682 payto_sig_id = Gtk.Label(label='')
683 payto_sig.pack_start(payto_sig_id, False, False, 0)
684 vbox.pack_start(payto_sig, True, True, 5)
687 self.user_fee = False
689 def entry_changed( entry, is_fee ):
690 self.funds_error = False
691 amount = numbify(amount_entry)
692 fee = numbify(fee_entry)
693 if not is_fee: fee = None
696 #assume two outputs - one for change
697 inputs, total, fee = self.wallet.choose_tx_inputs( amount, fee, 2 )
699 fee_entry.set_text( str( Decimal( fee ) / 100000000 ) )
702 amount_entry.modify_text(Gtk.StateType.NORMAL, Gdk.color_parse("#000000"))
703 fee_entry.modify_text(Gtk.StateType.NORMAL, Gdk.color_parse("#000000"))
704 send_button.set_sensitive(True)
706 send_button.set_sensitive(False)
707 amount_entry.modify_text(Gtk.StateType.NORMAL, Gdk.color_parse("#cc0000"))
708 fee_entry.modify_text(Gtk.StateType.NORMAL, Gdk.color_parse("#cc0000"))
709 self.funds_error = True
711 amount_entry.connect('changed', entry_changed, False)
712 fee_entry.connect('changed', entry_changed, True)
714 self.payto_entry = payto_entry
715 self.payto_fee_entry = fee_entry
716 self.payto_sig_id = payto_sig_id
717 self.payto_sig = payto_sig
718 self.amount_entry = amount_entry
719 self.message_entry = message_entry
720 self.add_tab(page, 'Send')
722 def set_frozen(self,entry,frozen):
724 entry.set_editable(False)
725 entry.set_has_frame(False)
726 entry.modify_base(Gtk.StateType.NORMAL, Gdk.color_parse("#eeeeee"))
728 entry.set_editable(True)
729 entry.set_has_frame(True)
730 entry.modify_base(Gtk.StateType.NORMAL, Gdk.color_parse("#ffffff"))
732 def set_url(self, url):
733 payto, amount, label, message, payment_request = parse_URI(url)
734 self.notebook.set_current_page(1)
735 self.payto_entry.set_text(payto)
736 self.message_entry.set_text(message)
737 self.amount_entry.set_text(amount)
738 self.payto_sig.set_visible(False)
740 def create_about_tab(self):
741 from gi.repository import Pango
745 tv.set_editable(False)
746 tv.set_cursor_visible(False)
747 tv.modify_font(Pango.FontDescription(MONOSPACE_FONT))
748 scroll = Gtk.ScrolledWindow()
750 page.pack_start(scroll, True, True, 0)
751 self.info = tv.get_buffer()
752 self.add_tab(page, 'Wall')
754 def do_clear(self, w, data):
755 self.payto_sig.set_visible(False)
756 self.payto_fee_entry.set_text('')
757 for entry in [self.payto_entry,self.amount_entry,self.message_entry]:
758 self.set_frozen(entry,False)
761 def question(self,msg):
762 dialog = Gtk.MessageDialog( self.window, Gtk.DialogFlags.MODAL | Gtk.DialogFlags.DESTROY_WITH_PARENT, Gtk.MessageType.QUESTION, Gtk.ButtonsType.OK_CANCEL, msg)
764 result = dialog.run()
766 return result == Gtk.ResponseType.OK
768 def do_send(self, w, data):
769 payto_entry, label_entry, amount_entry, fee_entry = data
770 label = label_entry.get_text()
771 r = payto_entry.get_text()
774 m1 = re.match('^(|([\w\-\.]+)@)((\w[\w\-]+\.)+[\w\-]+)$', r)
775 m2 = re.match('(|([\w\-\.]+)@)((\w[\w\-]+\.)+[\w\-]+) \<([1-9A-HJ-NP-Za-km-z]{26,})\>', r)
778 to_address = self.wallet.get_alias(r, True, self.show_message, self.question)
782 self.update_sending_tab()
785 to_address = m2.group(5)
789 if not is_valid(to_address):
790 self.show_message( "invalid bitcoin address:\n"+to_address)
794 amount = int( Decimal(amount_entry.get_text()) * 100000000 )
796 self.show_message( "invalid amount")
799 fee = int( Decimal(fee_entry.get_text()) * 100000000 )
801 self.show_message( "invalid fee")
804 if self.wallet.use_encryption:
805 password = password_dialog(self.window)
812 tx = self.wallet.mktx( [(to_address, amount)], password, fee )
813 except Exception as e:
814 self.show_message(str(e))
817 if tx.requires_fee(self.wallet.verifier) and fee < MIN_RELAY_TX_FEE:
818 self.show_message( "This transaction requires a higher fee, or it will not be propagated by the network." )
823 self.wallet.labels[tx.hash()] = label
825 status, msg = self.wallet.sendtx( tx )
827 self.show_message( "payment sent.\n" + msg )
828 payto_entry.set_text("")
829 label_entry.set_text("")
830 amount_entry.set_text("")
831 fee_entry.set_text("")
833 self.update_sending_tab()
835 self.show_message( msg )
838 def treeview_button_press(self, treeview, event):
839 if event.type == Gdk.EventType.DOUBLE_BUTTON_PRESS:
840 c = treeview.get_cursor()[0]
841 if treeview == self.history_treeview:
842 tx_details = self.history_list.get_value( self.history_list.get_iter(c), 8)
843 self.show_message(tx_details)
844 elif treeview == self.contacts_treeview:
845 m = self.addressbook_list.get_value( self.addressbook_list.get_iter(c), 0)
846 #a = self.wallet.aliases.get(m)
848 # if a[0] in self.wallet.authorities.keys():
849 # s = self.wallet.authorities.get(a[0])
852 # msg = 'Alias: '+ m + '\nTarget address: '+ a[1] + '\n\nSigned by: ' + s + '\nSigning address:' + a[0]
853 # self.show_message(msg)
856 def treeview_key_press(self, treeview, event):
857 c = treeview.get_cursor()[0]
858 if event.keyval == Gdk.KEY_Up:
860 treeview.parent.grab_focus()
861 treeview.set_cursor((0,))
862 elif event.keyval == Gdk.KEY_Return:
863 if treeview == self.history_treeview:
864 tx_details = self.history_list.get_value( self.history_list.get_iter(c), 8)
865 self.show_message(tx_details)
866 elif treeview == self.contacts_treeview:
867 m = self.addressbook_list.get_value( self.addressbook_list.get_iter(c), 0)
868 #a = self.wallet.aliases.get(m)
870 # if a[0] in self.wallet.authorities.keys():
871 # s = self.wallet.authorities.get(a[0])
874 # msg = 'Alias:'+ m + '\n\nTarget: '+ a[1] + '\nSigned by: ' + s + '\nSigning address:' + a[0]
875 # self.show_message(msg)
879 def create_history_tab(self):
881 self.history_list = Gtk.ListStore(str, str, str, str, 'gboolean', str, str, str, str)
882 treeview = Gtk.TreeView(model=self.history_list)
883 self.history_treeview = treeview
884 treeview.set_tooltip_column(7)
886 treeview.connect('key-press-event', self.treeview_key_press)
887 treeview.connect('button-press-event', self.treeview_button_press)
889 tvcolumn = Gtk.TreeViewColumn('')
890 treeview.append_column(tvcolumn)
891 cell = Gtk.CellRendererPixbuf()
892 tvcolumn.pack_start(cell, False)
893 tvcolumn.set_attributes(cell, stock_id=1)
895 tvcolumn = Gtk.TreeViewColumn('Date')
896 treeview.append_column(tvcolumn)
897 cell = Gtk.CellRendererText()
898 tvcolumn.pack_start(cell, False)
899 tvcolumn.add_attribute(cell, 'text', 2)
901 tvcolumn = Gtk.TreeViewColumn('Description')
902 treeview.append_column(tvcolumn)
903 cell = Gtk.CellRendererText()
904 cell.set_property('foreground', 'grey')
905 cell.set_property('family', MONOSPACE_FONT)
906 cell.set_property('editable', True)
907 def edited_cb(cell, path, new_text, h_list):
908 tx = h_list.get_value( h_list.get_iter(path), 0)
909 self.wallet.set_label(tx,new_text)
910 self.update_history_tab()
911 cell.connect('edited', edited_cb, self.history_list)
912 def editing_started(cell, entry, path, h_list):
913 tx = h_list.get_value( h_list.get_iter(path), 0)
914 if not self.wallet.labels.get(tx): entry.set_text('')
915 cell.connect('editing-started', editing_started, self.history_list)
916 tvcolumn.set_expand(True)
917 tvcolumn.pack_start(cell, True)
918 tvcolumn.set_attributes(cell, text=3, foreground_set = 4)
920 tvcolumn = Gtk.TreeViewColumn('Amount')
921 treeview.append_column(tvcolumn)
922 cell = Gtk.CellRendererText()
923 cell.set_alignment(1, 0.5)
924 cell.set_property('family', MONOSPACE_FONT)
925 tvcolumn.pack_start(cell, False)
926 tvcolumn.add_attribute(cell, 'text', 5)
928 tvcolumn = Gtk.TreeViewColumn('Balance')
929 treeview.append_column(tvcolumn)
930 cell = Gtk.CellRendererText()
931 cell.set_alignment(1, 0.5)
932 cell.set_property('family', MONOSPACE_FONT)
933 tvcolumn.pack_start(cell, False)
934 tvcolumn.add_attribute(cell, 'text', 6)
936 tvcolumn = Gtk.TreeViewColumn('Tooltip')
937 treeview.append_column(tvcolumn)
938 cell = Gtk.CellRendererText()
939 tvcolumn.pack_start(cell, False)
940 tvcolumn.add_attribute(cell, 'text', 7)
941 tvcolumn.set_visible(False)
943 scroll = Gtk.ScrolledWindow()
944 scroll.set_policy(Gtk.PolicyType.NEVER, Gtk.PolicyType.AUTOMATIC)
947 self.add_tab(scroll, 'History')
948 self.update_history_tab()
951 def create_recv_tab(self):
952 self.recv_list = Gtk.ListStore(str, str, str, str, str)
953 self.add_tab( self.make_address_list(True), 'Receive')
954 self.update_receiving_tab()
956 def create_book_tab(self):
957 self.addressbook_list = Gtk.ListStore(str, str, str)
958 self.add_tab( self.make_address_list(False), 'Contacts')
959 self.update_sending_tab()
961 def make_address_list(self, is_recv):
962 liststore = self.recv_list if is_recv else self.addressbook_list
963 treeview = Gtk.TreeView(model= liststore)
964 treeview.connect('key-press-event', self.treeview_key_press)
965 treeview.connect('button-press-event', self.treeview_button_press)
968 self.contacts_treeview = treeview
970 tvcolumn = Gtk.TreeViewColumn('Address')
971 treeview.append_column(tvcolumn)
972 cell = Gtk.CellRendererText()
973 cell.set_property('family', MONOSPACE_FONT)
974 tvcolumn.pack_start(cell, True)
975 tvcolumn.add_attribute(cell, 'text', 0)
977 tvcolumn = Gtk.TreeViewColumn('Label')
978 tvcolumn.set_expand(True)
979 treeview.append_column(tvcolumn)
980 cell = Gtk.CellRendererText()
981 cell.set_property('editable', True)
982 def edited_cb2(cell, path, new_text, liststore):
983 address = liststore.get_value( liststore.get_iter(path), 0)
984 self.wallet.set_label(address, new_text)
985 self.update_receiving_tab()
986 self.update_sending_tab()
987 self.update_history_tab()
988 cell.connect('edited', edited_cb2, liststore)
989 tvcolumn.pack_start(cell, True)
990 tvcolumn.add_attribute(cell, 'text', 1)
992 tvcolumn = Gtk.TreeViewColumn('Tx')
993 treeview.append_column(tvcolumn)
994 cell = Gtk.CellRendererText()
995 tvcolumn.pack_start(cell, True)
996 tvcolumn.add_attribute(cell, 'text', 2)
999 tvcolumn = Gtk.TreeViewColumn('Balance')
1000 treeview.append_column(tvcolumn)
1001 cell = Gtk.CellRendererText()
1002 tvcolumn.pack_start(cell, True)
1003 tvcolumn.add_attribute(cell, 'text', 3)
1004 tvcolumn = Gtk.TreeViewColumn('Type')
1005 treeview.append_column(tvcolumn)
1006 cell = Gtk.CellRendererText()
1007 tvcolumn.pack_start(cell, True)
1008 tvcolumn.add_attribute(cell, 'text', 4)
1010 scroll = Gtk.ScrolledWindow()
1011 scroll.set_policy(Gtk.PolicyType.AUTOMATIC, Gtk.PolicyType.AUTOMATIC)
1012 scroll.add(treeview)
1016 button = Gtk.Button("New")
1017 button.connect("clicked", self.newaddress_dialog)
1019 hbox.pack_start(button,False, False, 0)
1021 def showqrcode(w, treeview, liststore):
1023 path, col = treeview.get_cursor()
1025 address = liststore.get_value(liststore.get_iter(path), 0)
1026 qr = qrcode.QRCode()
1027 qr.add_data(address)
1029 matrix = qr.get_matrix()
1030 boxcount_row = len(matrix)
1031 size = (boxcount_row + 4) * boxsize
1032 def area_expose_cb(area, cr):
1033 style = area.get_style()
1034 Gdk.cairo_set_source_color(cr, style.white)
1035 cr.rectangle(0, 0, size, size)
1037 Gdk.cairo_set_source_color(cr, style.black)
1038 for r in range(boxcount_row):
1039 for c in range(boxcount_row):
1041 cr.rectangle((c + 2) * boxsize, (r + 2) * boxsize, boxsize, boxsize)
1043 area = Gtk.DrawingArea()
1044 area.set_size_request(size, size)
1045 area.connect("draw", area_expose_cb)
1047 dialog = Gtk.Dialog(address, parent=self.window, flags=Gtk.DialogFlags.MODAL, buttons = ("ok",1))
1048 dialog.vbox.add(area)
1052 button = Gtk.Button("QR")
1053 button.connect("clicked", showqrcode, treeview, liststore)
1055 hbox.pack_start(button,False, False, 0)
1057 button = Gtk.Button("Copy to clipboard")
1058 def copy2clipboard(w, treeview, liststore):
1060 path, col = treeview.get_cursor()
1062 address = liststore.get_value( liststore.get_iter(path), 0)
1063 if platform.system() == 'Windows':
1064 from Tkinter import Tk
1068 r.clipboard_append( address )
1071 atom = Gdk.atom_intern('CLIPBOARD', True)
1072 c = Gtk.Clipboard.get(atom)
1073 c.set_text( address, len(address) )
1074 button.connect("clicked", copy2clipboard, treeview, liststore)
1076 hbox.pack_start(button,False, False, 0)
1079 button = Gtk.Button("Freeze")
1080 def freeze_address(w, treeview, liststore, wallet):
1081 path, col = treeview.get_cursor()
1083 address = liststore.get_value( liststore.get_iter(path), 0)
1084 if address in wallet.frozen_addresses:
1085 wallet.unfreeze(address)
1087 wallet.freeze(address)
1088 self.update_receiving_tab()
1089 button.connect("clicked", freeze_address, treeview, liststore, self.wallet)
1091 hbox.pack_start(button,False, False, 0)
1094 button = Gtk.Button("Pay to")
1095 def payto(w, treeview, liststore):
1096 path, col = treeview.get_cursor()
1098 address = liststore.get_value( liststore.get_iter(path), 0)
1099 self.payto_entry.set_text( address )
1100 self.notebook.set_current_page(1)
1101 self.amount_entry.grab_focus()
1103 button.connect("clicked", payto, treeview, liststore)
1105 hbox.pack_start(button,False, False, 0)
1108 vbox.pack_start(scroll,True, True, 0)
1109 vbox.pack_start(hbox, False, False, 0)
1112 def update_status_bar(self):
1113 interface = self.network.interface
1114 if self.funds_error:
1115 text = "Not enough funds"
1116 elif interface and interface.is_connected:
1117 self.network_button.set_tooltip_text("Connected to %s:%d.\n%d blocks"%(interface.host, interface.port, self.network.blockchain.height()))
1118 if not self.wallet.up_to_date:
1119 self.status_image.set_from_stock(Gtk.STOCK_REFRESH, Gtk.IconSize.MENU)
1120 text = "Synchronizing..."
1122 self.status_image.set_from_stock(Gtk.STOCK_YES, Gtk.IconSize.MENU)
1123 self.network_button.set_tooltip_text("Connected to %s:%d.\n%d blocks"%(interface.host, interface.port, self.network.blockchain.height()))
1124 c, u = self.wallet.get_balance()
1125 text = "Balance: %s "%( format_satoshis(c,False,self.num_zeros) )
1126 if u: text += "[%s unconfirmed]"%( format_satoshis(u,True,self.num_zeros).strip() )
1128 self.status_image.set_from_stock(Gtk.STOCK_NO, Gtk.IconSize.MENU)
1129 self.network_button.set_tooltip_text("Not connected.")
1130 text = "Not connected"
1132 self.status_bar.pop(self.context_id)
1133 self.status_bar.push(self.context_id, text)
1135 if self.wallet.up_to_date and self.wallet_updated:
1136 self.update_history_tab()
1137 self.update_receiving_tab()
1138 # addressbook too...
1139 self.info.set_text( self.network.banner )
1140 self.wallet_updated = False
1142 def update_receiving_tab(self):
1143 self.recv_list.clear()
1144 for address in self.wallet.addresses(True):
1147 if self.wallet.is_change(address): Type = "C"
1148 if address in self.wallet.imported_keys.keys():
1150 c, u = self.wallet.get_addr_balance(address)
1151 if address in self.wallet.frozen_addresses: Type = Type + "F"
1152 label = self.wallet.labels.get(address)
1153 h = self.wallet.history.get(address,[])
1155 tx = "0" if n==0 else "%d"%n
1156 self.recv_list.append((address, label, tx, format_satoshis(c,False,self.num_zeros), Type ))
1158 def update_sending_tab(self):
1159 # detect addresses that are not mine in history, add them here...
1160 self.addressbook_list.clear()
1161 #for alias, v in self.wallet.aliases.items():
1163 # label = self.wallet.labels.get(alias)
1164 # self.addressbook_list.append((alias, label, '-'))
1166 for address in self.wallet.addressbook:
1167 label = self.wallet.labels.get(address)
1168 n = self.wallet.get_num_tx(address)
1169 self.addressbook_list.append((address, label, "%d"%n))
1171 def update_history_tab(self):
1172 cursor = self.history_treeview.get_cursor()[0]
1173 self.history_list.clear()
1175 for item in self.wallet.get_tx_history():
1176 tx_hash, conf, is_mine, value, fee, balance, timestamp = item
1179 time_str = datetime.datetime.fromtimestamp( timestamp).isoformat(' ')[:-3]
1182 conf_icon = Gtk.STOCK_APPLY
1184 time_str = 'unverified'
1187 time_str = 'pending'
1188 conf_icon = Gtk.STOCK_EXECUTE
1190 label, is_default_label = self.wallet.get_label(tx_hash)
1191 tooltip = tx_hash + "\n%d confirmations"%conf if tx_hash else ''
1192 details = self.get_tx_details(tx_hash)
1194 self.history_list.prepend( [tx_hash, conf_icon, time_str, label, is_default_label,
1195 format_satoshis(value,True,self.num_zeros, whitespaces=True),
1196 format_satoshis(balance,False,self.num_zeros, whitespaces=True), tooltip, details] )
1197 if cursor: self.history_treeview.set_cursor( cursor )
1200 def get_tx_details(self, tx_hash):
1202 if not tx_hash: return ''
1203 tx = self.wallet.transactions.get(tx_hash)
1204 is_relevant, is_mine, v, fee = self.wallet.get_tx_value(tx)
1205 conf, timestamp = self.wallet.verifier.get_confirmations(tx_hash)
1208 time_str = datetime.datetime.fromtimestamp(timestamp).isoformat(' ')[:-3]
1210 time_str = 'pending'
1212 inputs = map(lambda x: x.get('address'), tx.inputs)
1213 outputs = map(lambda x: x[0], tx.get_outputs())
1214 tx_details = "Transaction Details" +"\n\n" \
1215 + "Transaction ID:\n" + tx_hash + "\n\n" \
1216 + "Status: %d confirmations\n"%conf
1219 tx_details += "Amount sent: %s\n"% format_satoshis(v-fee, False) \
1220 + "Transaction fee: %s\n"% format_satoshis(fee, False)
1222 tx_details += "Amount sent: %s\n"% format_satoshis(v, False) \
1223 + "Transaction fee: unknown\n"
1225 tx_details += "Amount received: %s\n"% format_satoshis(v, False) \
1227 tx_details += "Date: %s\n\n"%time_str \
1228 + "Inputs:\n-"+ '\n-'.join(inputs) + "\n\n" \
1229 + "Outputs:\n-"+ '\n-'.join(outputs)
1235 def newaddress_dialog(self, w):
1237 title = "New Contact"
1238 dialog = Gtk.Dialog(title, parent=self.window,
1239 flags=Gtk.DialogFlags.MODAL,
1240 buttons= ("cancel", 0, "ok",1) )
1244 label_label = Gtk.Label(label='Label:')
1245 label_label.set_size_request(120,10)
1247 label.pack_start(label_label, True, True, 0)
1248 label_entry = Gtk.Entry()
1250 label.pack_start(label_entry, True, True, 0)
1252 dialog.vbox.pack_start(label, False, True, 5)
1254 address = Gtk.HBox()
1255 address_label = Gtk.Label(label='Address:')
1256 address_label.set_size_request(120,10)
1257 address_label.show()
1258 address.pack_start(address_label, True, True, 0)
1259 address_entry = Gtk.Entry()
1260 address_entry.show()
1261 address.pack_start(address_entry, True, True, 0)
1263 dialog.vbox.pack_start(address, False, True, 5)
1265 result = dialog.run()
1266 address = address_entry.get_text()
1267 label = label_entry.get_text()
1271 if is_valid(address):
1272 self.wallet.add_contact(address,label)
1273 self.update_sending_tab()
1275 errorDialog = Gtk.MessageDialog(
1277 flags=Gtk.DialogFlags.MODAL,
1278 buttons= Gtk.ButtonsType.CLOSE,
1279 message_format = "Invalid address")
1282 errorDialog.destroy()
1286 class ElectrumGui():
1288 def __init__(self, config, network):
1289 self.network = network
1290 self.config = config
1293 def main(self, url=None):
1295 storage = WalletStorage(self.config)
1296 if not storage.file_exists:
1297 action = self.restore_or_create()
1300 self.wallet = wallet = Wallet(storage)
1301 gap = self.config.get('gap_limit', 5)
1303 wallet.gap_limit = gap
1304 wallet.storage.put('gap_limit', gap, True)
1306 if action == 'create':
1307 seed = wallet.make_seed()
1308 show_seed_dialog(seed, None)
1309 r = change_password_dialog(False, None)
1310 password = r[2] if r else None
1311 wallet.add_seed(seed, password)
1312 wallet.create_accounts(password)
1313 wallet.synchronize() # generate first addresses offline
1315 elif action == 'restore':
1316 seed = self.seed_dialog()
1319 r = change_password_dialog(False, None)
1320 password = r[2] if r else None
1321 wallet.add_seed(seed, password)
1322 wallet.create_accounts(password)
1327 self.wallet = Wallet(storage)
1330 self.wallet.start_threads(self.network)
1332 if action == 'restore':
1333 self.restore_wallet(wallet)
1335 w = ElectrumWindow(self.wallet, self.config, self.network)
1336 if url: w.set_url(url)
1339 def restore_or_create(self):
1340 return restore_create_dialog()
1342 def seed_dialog(self):
1343 return run_recovery_dialog()
1345 def network_dialog(self):
1346 return run_network_dialog( self.network, parent=None )
1349 def restore_wallet(self, wallet):
1351 dialog = Gtk.MessageDialog(
1353 flags = Gtk.DialogFlags.MODAL,
1354 buttons = Gtk.ButtonsType.CANCEL,
1355 message_format = "Please wait..." )
1358 def recover_thread( wallet, dialog ):
1359 wallet.restore(lambda x:x)
1360 GObject.idle_add( dialog.destroy )
1362 thread.start_new_thread( recover_thread, ( wallet, dialog ) )
1365 if r==Gtk.ResponseType.CANCEL: return False
1366 if not wallet.is_found():
1367 show_message("No transactions found for this seed")