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#!/usr/bin/env python
#
# Electrum - lightweight Bitcoin client
# Copyright (C) 2012 thomasv@gitorious
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import sys, time, threading
import os.path, json, traceback
import shutil
import socket
import webbrowser
import csv
from decimal import Decimal
import base64
import PyQt4
from PyQt4.QtGui import *
from PyQt4.QtCore import *
import PyQt4.QtCore as QtCore
import icons_rc
from electrum.bitcoin import MIN_RELAY_TX_FEE, COIN, is_valid
from electrum.plugins import run_hook
from electrum.i18n import _
from electrum.util import block_explorer, block_explorer_info, block_explorer_URL
from electrum.util import print_error, print_msg
from electrum.util import format_satoshis, format_satoshis_plain, format_time, NotEnoughFunds, StoreDict
from electrum import Transaction
from electrum import mnemonic
from electrum import util, bitcoin, commands, Wallet
from electrum import SimpleConfig, Wallet, WalletStorage
from electrum import Imported_Wallet
from electrum import paymentrequest
from electrum.contacts import Contacts
from amountedit import AmountEdit, BTCAmountEdit, MyLineEdit, BTCkBEdit
from network_dialog import NetworkDialog
from qrcodewidget import QRCodeWidget, QRDialog
from qrtextedit import ScanQRTextEdit, ShowQRTextEdit
from transaction_dialog import show_transaction
from electrum import ELECTRUM_VERSION
import re
from util import *
class StatusBarButton(QPushButton):
def __init__(self, icon, tooltip, func):
QPushButton.__init__(self, icon, '')
self.setToolTip(tooltip)
self.setFlat(True)
self.setMaximumWidth(25)
self.clicked.connect(self.onPress)
self.func = func
self.setIconSize(QSize(25,25))
def onPress(self, checked=False):
'''Drops the unwanted PyQt4 "checked" argument'''
self.func()
def keyPressEvent(self, e):
if e.key() == QtCore.Qt.Key_Return:
self.func()
from electrum.paymentrequest import PR_UNPAID, PR_PAID, PR_UNKNOWN, PR_EXPIRED
from electrum.paymentrequest import PaymentRequest, InvoiceStore, get_payment_request
pr_icons = {
PR_UNPAID:":icons/unpaid.png",
PR_PAID:":icons/confirmed.png",
PR_EXPIRED:":icons/expired.png"
}
pr_tooltips = {
PR_UNPAID:_('Pending'),
PR_PAID:_('Paid'),
PR_EXPIRED:_('Expired')
}
expiration_values = [
(_('1 hour'), 60*60),
(_('1 day'), 24*64*64),
(_('1 week'), 7*24*60*60),
(_('Never'), None)
]
class ElectrumWindow(QMainWindow):
labelsChanged = pyqtSignal()
def __init__(self, config, network, gui_object):
QMainWindow.__init__(self)
self.config = config
self.network = network
self.wallet = None
self.gui_object = gui_object
self.tray = gui_object.tray
self.app = gui_object.app
self.invoices = InvoiceStore(self.config)
self.contacts = Contacts(self.config)
self.create_status_bar()
self.need_update = threading.Event()
self.decimal_point = config.get('decimal_point', 5)
self.num_zeros = int(config.get('num_zeros',0))
self.completions = QStringListModel()
self.tabs = tabs = QTabWidget(self)
tabs.addTab(self.create_history_tab(), _('History') )
tabs.addTab(self.create_send_tab(), _('Send') )
tabs.addTab(self.create_receive_tab(), _('Receive') )
tabs.addTab(self.create_addresses_tab(), _('Addresses') )
tabs.addTab(self.create_contacts_tab(), _('Contacts') )
tabs.addTab(self.create_console_tab(), _('Console') )
tabs.setMinimumSize(600, 400)
tabs.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
self.setCentralWidget(tabs)
#try:
# self.setGeometry(*self.config.get("winpos-qt"))
#except:
# self.setGeometry(100, 100, 840, 400)
if self.config.get("is_maximized"):
self.showMaximized()
self.setWindowIcon(QIcon(":icons/electrum.png"))
self.init_menubar()
QShortcut(QKeySequence("Ctrl+W"), self, self.close)
QShortcut(QKeySequence("Ctrl+Q"), self, self.close)
QShortcut(QKeySequence("Ctrl+R"), self, self.update_wallet)
QShortcut(QKeySequence("Ctrl+PgUp"), self, lambda: tabs.setCurrentIndex( (tabs.currentIndex() - 1 )%tabs.count() ))
QShortcut(QKeySequence("Ctrl+PgDown"), self, lambda: tabs.setCurrentIndex( (tabs.currentIndex() + 1 )%tabs.count() ))
for i in range(tabs.count()):
QShortcut(QKeySequence("Alt+" + str(i + 1)), self, lambda i=i: tabs.setCurrentIndex(i))
self.connect(self, QtCore.SIGNAL('payment_request_ok'), self.payment_request_ok)
self.connect(self, QtCore.SIGNAL('payment_request_error'), self.payment_request_error)
self.labelsChanged.connect(self.update_tabs)
self.history_list.setFocus(True)
# network callbacks
if self.network:
self.network.register_callback('updated', lambda: self.need_update.set())
self.network.register_callback('new_transaction', self.new_transaction)
self.register_callback('status', self.update_status)
self.register_callback('close', self.close)
self.register_callback('banner', self.console.showMessage)
self.register_callback('verified', self.history_list.update_item)
# set initial message
self.console.showMessage(self.network.banner)
self.payment_request = None
self.qr_window = None
self.not_enough_funds = False
self.pluginsdialog = None
self.fetch_alias()
self.require_fee_update = False
self.tx_notifications = []
def is_hidden(self):
return self.isMinimized() or self.isHidden()
def show_or_hide(self):
if self.is_hidden():
self.bring_to_top()
else:
self.hide()
def bring_to_top(self):
self.show()
self.raise_()
def register_callback(self, name, method):
""" run callback in the qt thread """
self.connect(self, QtCore.SIGNAL(name), method)
self.network.register_callback(name, lambda *params: self.emit(QtCore.SIGNAL(name), *params))
def fetch_alias(self):
self.alias_info = None
alias = self.config.get('alias')
if alias:
alias = str(alias)
def f():
self.alias_info = self.contacts.resolve_openalias(alias)
self.emit(SIGNAL('alias_received'))
t = threading.Thread(target=f)
t.setDaemon(True)
t.start()
def update_account_selector(self):
# account selector
accounts = self.wallet.get_account_names()
self.account_selector.clear()
if len(accounts) > 1:
self.account_selector.addItems([_("All accounts")] + accounts.values())
self.account_selector.setCurrentIndex(0)
self.account_selector.show()
else:
self.account_selector.hide()
def close_wallet(self):
print_error('close_wallet', self.config.get_wallet_path())
if self.wallet:
self.wallet.storage.put('accounts_expanded', self.accounts_expanded)
self.wallet.stop_threads()
run_hook('close_wallet')
def load_wallet(self, wallet):
self.wallet = wallet
# backward compatibility
self.update_wallet_format()
self.import_old_contacts()
# address used to create a dummy transaction and estimate transaction fee
a = self.wallet.addresses(False)
self.dummy_address = a[0] if a else None
self.accounts_expanded = self.wallet.storage.get('accounts_expanded',{})
self.current_account = self.wallet.storage.get("current_account", None)
title = 'Electrum %s - %s' % (self.wallet.electrum_version, self.wallet.basename())
if self.wallet.is_watching_only():
title += ' [%s]' % (_('watching only'))
self.setWindowTitle( title )
self.update_history_tab()
self.need_update.set()
# Once GUI has been initialized check if we want to announce something since the callback has been called before the GUI was initialized
self.notify_transactions()
self.update_account_selector()
# update menus
self.new_account_menu.setVisible(self.wallet.can_create_accounts())
self.private_keys_menu.setEnabled(not self.wallet.is_watching_only())
self.password_menu.setEnabled(self.wallet.can_change_password())
self.seed_menu.setEnabled(self.wallet.has_seed())
self.mpk_menu.setEnabled(self.wallet.is_deterministic())
self.import_menu.setVisible(self.wallet.can_import())
self.export_menu.setEnabled(self.wallet.can_export())
self.update_lock_icon()
self.update_buttons_on_seed()
self.update_console()
self.clear_receive_tab()
self.update_receive_tab()
self.tabs.show()
self.show()
if self.wallet.is_watching_only():
msg = ' '.join([
_("This wallet is watching-only."),
_("This means you will not be able to spend Bitcoins with it."),
_("Make sure you own the seed phrase or the private keys, before you request Bitcoins to be sent to this wallet.")
])
QMessageBox.warning(self, _('Information'), msg, _('OK'))
run_hook('load_wallet', wallet, self)
def import_old_contacts(self):
# backward compatibility: import contacts
addressbook = set(self.wallet.storage.get('contacts', []))
for k in addressbook:
l = self.wallet.labels.get(k)
if bitcoin.is_address(k) and l:
self.contacts[l] = ('address', k)
self.wallet.storage.put('contacts', None)
def update_wallet_format(self):
# convert old-format imported keys
if self.wallet.imported_keys:
password = self.password_dialog(_("Please enter your password in order to update imported keys")) if self.wallet.use_encryption else None
try:
self.wallet.convert_imported_keys(password)
except Exception as e:
traceback.print_exc(file=sys.stdout)
self.show_message(str(e))
# call synchronize to regenerate addresses in case we are offline
if self.wallet.get_master_public_keys() and self.wallet.addresses() == []:
self.wallet.synchronize()
def open_wallet(self):
wallet_folder = self.get_wallet_folder()
filename = unicode(QFileDialog.getOpenFileName(self, "Select your wallet file", wallet_folder))
if not filename:
return
self.gui_object.load_wallet_file(filename)
def run_wizard(self, storage, action):
import installwizard
if storage.file_exists and action != 'new':
msg = _("The file '%s' contains an incompletely created wallet.")%storage.path + '\n'\
+ _("Do you want to complete its creation now?")
if not self.question(msg):
if self.question(_("Do you want to delete '%s'?")%storage.path):
os.remove(storage.path)
QMessageBox.information(self, _('Warning'), _('The file was removed'), _('OK'))
return
return
wizard = installwizard.InstallWizard(self.config, self.network, storage, self)
wizard.show()
if action == 'new':
action, wallet_type = wizard.restore_or_create()
else:
wallet_type = None
try:
wallet = wizard.run(action, wallet_type)
except BaseException as e:
traceback.print_exc(file=sys.stdout)
QMessageBox.information(None, _('Error'), str(e), _('OK'))
return
return wallet
def load_wallet_file(self, filename):
try:
storage = WalletStorage(filename)
except Exception as e:
self.show_message(str(e))
return
if not storage.file_exists:
recent = self.config.get('recently_open', [])
if filename in recent:
recent.remove(filename)
self.config.set_key('recently_open', recent)
action = 'new'
else:
try:
wallet = Wallet(storage)
except BaseException as e:
traceback.print_exc(file=sys.stdout)
QMessageBox.warning(None, _('Warning'), str(e), _('OK'))
return
action = wallet.get_action()
# run wizard
if action is not None:
self.tabs.hide()
wallet = self.run_wizard(storage, action)
# keep current wallet
if not wallet:
self.tabs.show()
return
else:
wallet.start_threads(self.network)
# close current wallet
self.close_wallet()
# load new wallet in gui
self.load_wallet(wallet)
# save path
if self.config.get('wallet_path') is None:
self.config.set_key('gui_last_wallet', filename)
# add to recently visited
self.update_recently_visited(filename)
def backup_wallet(self):
path = self.wallet.storage.path
wallet_folder = os.path.dirname(path)
filename = unicode( QFileDialog.getSaveFileName(self, _('Enter a filename for the copy of your wallet'), wallet_folder) )
if not filename:
return
new_path = os.path.join(wallet_folder, filename)
if new_path != path:
try:
shutil.copy2(path, new_path)
QMessageBox.information(None,"Wallet backup created", _("A copy of your wallet file was created in")+" '%s'" % str(new_path))
except (IOError, os.error), reason:
QMessageBox.critical(None,"Unable to create backup", _("Electrum was unable to copy your wallet file to the specified location.")+"\n" + str(reason))
def get_wallet_folder(self):
return os.path.dirname(os.path.abspath(self.wallet.storage.path if self.wallet else self.config.get_wallet_path()))
def new_wallet(self):
import installwizard
wallet_folder = self.get_wallet_folder()
i = 1
while True:
filename = "wallet_%d"%i
if filename in os.listdir(wallet_folder):
i += 1
else:
break
filename = line_dialog(self, _('New Wallet'), _('Enter file name') + ':', _('OK'), filename)
if not filename:
return
full_path = os.path.join(wallet_folder, filename)
storage = WalletStorage(full_path)
if storage.file_exists:
QMessageBox.critical(None, "Error", _("File exists"))
return
self.tabs.hide()
wizard = installwizard.InstallWizard(self.config, self.network, storage, self)
action, wallet_type = wizard.restore_or_create()
if not action:
self.tabs.show()
return
# close current wallet, but keep a reference to it
self.close_wallet()
wallet = wizard.run(action, wallet_type)
if wallet:
self.load_wallet(wallet)
else:
self.wallet.start_threads(self.network)
self.load_wallet(self.wallet)
def update_recently_visited(self, filename=None):
recent = self.config.get('recently_open', [])
if filename:
if filename in recent:
recent.remove(filename)
recent.insert(0, filename)
recent = recent[:5]
self.config.set_key('recently_open', recent)
self.recently_visited_menu.clear()
for i, k in enumerate(sorted(recent)):
b = os.path.basename(k)
def loader(k):
return lambda: self.gui_object.load_wallet_file(k)
self.recently_visited_menu.addAction(b, loader(k)).setShortcut(QKeySequence("Ctrl+%d"%(i+1)))
self.recently_visited_menu.setEnabled(len(recent))
def init_menubar(self):
menubar = QMenuBar()
file_menu = menubar.addMenu(_("&File"))
self.recently_visited_menu = file_menu.addMenu(_("&Recently open"))
file_menu.addAction(_("&Open"), self.open_wallet).setShortcut(QKeySequence.Open)
file_menu.addAction(_("&New/Restore"), self.new_wallet).setShortcut(QKeySequence.New)
file_menu.addAction(_("&Save Copy"), self.backup_wallet).setShortcut(QKeySequence.SaveAs)
file_menu.addSeparator()
file_menu.addAction(_("&Quit"), self.close)
self.update_recently_visited()
wallet_menu = menubar.addMenu(_("&Wallet"))
wallet_menu.addAction(_("&New contact"), self.new_contact_dialog)
self.new_account_menu = wallet_menu.addAction(_("&New account"), self.new_account_dialog)
wallet_menu.addSeparator()
self.password_menu = wallet_menu.addAction(_("&Password"), self.change_password_dialog)
self.seed_menu = wallet_menu.addAction(_("&Seed"), self.show_seed_dialog)
self.mpk_menu = wallet_menu.addAction(_("&Master Public Keys"), self.show_master_public_keys)
wallet_menu.addSeparator()
labels_menu = wallet_menu.addMenu(_("&Labels"))
labels_menu.addAction(_("&Import"), self.do_import_labels)
labels_menu.addAction(_("&Export"), self.do_export_labels)
self.private_keys_menu = wallet_menu.addMenu(_("&Private keys"))
self.private_keys_menu.addAction(_("&Sweep"), self.sweep_key_dialog)
self.import_menu = self.private_keys_menu.addAction(_("&Import"), self.do_import_privkey)
self.export_menu = self.private_keys_menu.addAction(_("&Export"), self.export_privkeys_dialog)
wallet_menu.addAction(_("&Export History"), self.export_history_dialog)
wallet_menu.addAction(_("Search"), self.toggle_search).setShortcut(QKeySequence("Ctrl+S"))
tools_menu = menubar.addMenu(_("&Tools"))
# Settings / Preferences are all reserved keywords in OSX using this as work around
tools_menu.addAction(_("Electrum preferences") if sys.platform == 'darwin' else _("Preferences"), self.settings_dialog)
tools_menu.addAction(_("&Network"), self.run_network_dialog)
tools_menu.addAction(_("&Plugins"), self.plugins_dialog)
tools_menu.addSeparator()
tools_menu.addAction(_("&Sign/verify message"), self.sign_verify_message)
tools_menu.addAction(_("&Encrypt/decrypt message"), self.encrypt_message)
tools_menu.addSeparator()
paytomany_menu = tools_menu.addAction(_("&Pay to many"), self.paytomany)
raw_transaction_menu = tools_menu.addMenu(_("&Load transaction"))
raw_transaction_menu.addAction(_("&From file"), self.do_process_from_file)
raw_transaction_menu.addAction(_("&From text"), self.do_process_from_text)
raw_transaction_menu.addAction(_("&From the blockchain"), self.do_process_from_txid)
raw_transaction_menu.addAction(_("&From QR code"), self.read_tx_from_qrcode)
self.raw_transaction_menu = raw_transaction_menu
help_menu = menubar.addMenu(_("&Help"))
help_menu.addAction(_("&About"), self.show_about)
help_menu.addAction(_("&Official website"), lambda: webbrowser.open("http://electrum.org"))
help_menu.addSeparator()
help_menu.addAction(_("&Documentation"), lambda: webbrowser.open("http://electrum.orain.org/")).setShortcut(QKeySequence.HelpContents)
help_menu.addAction(_("&Report Bug"), self.show_report_bug)
self.setMenuBar(menubar)
def show_about(self):
QMessageBox.about(self, "Electrum",
_("Version")+" %s" % (self.wallet.electrum_version) + "\n\n" + _("Electrum's focus is speed, with low resource usage and simplifying Bitcoin. You do not need to perform regular backups, because your wallet can be recovered from a secret phrase that you can memorize or write on paper. Startup times are instant because it operates in conjunction with high-performance servers that handle the most complicated parts of the Bitcoin system."))
def show_report_bug(self):
QMessageBox.information(self, "Electrum - " + _("Reporting Bugs"),
_("Please report any bugs as issues on github:")+" <a href=\"https://github.com/spesmilo/electrum/issues\">https://github.com/spesmilo/electrum/issues</a>")
def new_transaction(self, tx):
self.tx_notifications.append(tx)
def notify_transactions(self):
if not self.network or not self.network.is_connected():
return
print_error("Notifying GUI")
if len(self.tx_notifications) > 0:
# Combine the transactions if there are more then three
tx_amount = len(self.tx_notifications)
if(tx_amount >= 3):
total_amount = 0
for tx in self.tx_notifications:
is_relevant, is_mine, v, fee = self.wallet.get_wallet_delta(tx)
if(v > 0):
total_amount += v
self.notify(_("%(txs)s new transactions received. Total amount received in the new transactions %(amount)s %(unit)s") \
% { 'txs' : tx_amount, 'amount' : self.format_amount(total_amount), 'unit' : self.base_unit()})
self.tx_notifications = []
else:
for tx in self.tx_notifications:
if tx:
self.tx_notifications.remove(tx)
is_relevant, is_mine, v, fee = self.wallet.get_wallet_delta(tx)
if(v > 0):
self.notify(_("New transaction received. %(amount)s %(unit)s") % { 'amount' : self.format_amount(v), 'unit' : self.base_unit()})
def notify(self, message):
if self.tray:
self.tray.showMessage("Electrum", message, QSystemTrayIcon.Information, 20000)
# custom wrappers for getOpenFileName and getSaveFileName, that remember the path selected by the user
def getOpenFileName(self, title, filter = ""):
directory = self.config.get('io_dir', unicode(os.path.expanduser('~')))
fileName = unicode( QFileDialog.getOpenFileName(self, title, directory, filter) )
if fileName and directory != os.path.dirname(fileName):
self.config.set_key('io_dir', os.path.dirname(fileName), True)
return fileName
def getSaveFileName(self, title, filename, filter = ""):
directory = self.config.get('io_dir', unicode(os.path.expanduser('~')))
path = os.path.join( directory, filename )
fileName = unicode( QFileDialog.getSaveFileName(self, title, path, filter) )
if fileName and directory != os.path.dirname(fileName):
self.config.set_key('io_dir', os.path.dirname(fileName), True)
return fileName
def close(self):
if self.qr_window:
self.qr_window.close()
QMainWindow.close(self)
self.close_wallet()
run_hook('close_main_window')
self.gui_object.close_window(self)
def connect_slots(self, sender):
self.connect(sender, QtCore.SIGNAL('timersignal'), self.timer_actions)
def timer_actions(self):
if self.need_update.is_set():
self.update_wallet()
self.need_update.clear()
# resolve aliases
self.payto_e.resolve()
# update fee
if self.require_fee_update:
self.do_update_fee()
self.require_fee_update = False
run_hook('timer_actions')
def format_amount(self, x, is_diff=False, whitespaces=False):
return format_satoshis(x, is_diff, self.num_zeros, self.decimal_point, whitespaces)
def get_decimal_point(self):
return self.decimal_point
def base_unit(self):
assert self.decimal_point in [2, 5, 8]
if self.decimal_point == 2:
return 'bits'
if self.decimal_point == 5:
return 'mBTC'
if self.decimal_point == 8:
return 'BTC'
raise Exception('Unknown base unit')
def update_status(self):
if not self.wallet:
return
if self.network is None or not self.network.is_running():
text = _("Offline")
icon = QIcon(":icons/status_disconnected.png")
elif self.network.is_connected():
server_height = self.network.get_server_height()
server_lag = self.network.get_local_height() - server_height
# Server height can be 0 after switching to a new server
# until we get a headers subscription request response.
# Display the synchronizing message in that case.
if not self.wallet.up_to_date or server_height == 0:
text = _("Synchronizing...")
icon = QIcon(":icons/status_waiting.png")
elif server_lag > 1:
text = _("Server is lagging (%d blocks)"%server_lag)
icon = QIcon(":icons/status_lagging.png")
else:
c, u, x = self.wallet.get_account_balance(self.current_account)
text = _("Balance" ) + ": %s "%(self.format_amount(c)) + self.base_unit()
if u:
text += " [%s unconfirmed]"%(self.format_amount(u, True).strip())
if x:
text += " [%s unmatured]"%(self.format_amount(x, True).strip())
# append fiat balance and price from exchange rate plugin
r = {}
run_hook('get_fiat_status_text', c+u, r)
quote = r.get(0)
if quote:
text += "%s"%quote
if self.tray:
self.tray.setToolTip("%s (%s)" % (text, self.wallet.basename()))
icon = QIcon(":icons/status_connected.png")
else:
text = _("Not connected")
icon = QIcon(":icons/status_disconnected.png")
self.balance_label.setText(text)
self.status_button.setIcon( icon )
def update_wallet(self):
self.update_status()
if self.wallet is None:
return
if self.wallet.up_to_date or not self.network or not self.network.is_connected():
self.update_tabs()
def update_tabs(self):
self.update_history_tab()
self.update_receive_tab()
self.update_address_tab()
self.update_contacts_tab()
self.update_completions()
self.update_invoices_list()
def create_history_tab(self):
from history_widget import HistoryWidget
self.history_list = l = HistoryWidget(self)
return l
def show_address(self, addr):
import address_dialog
d = address_dialog.AddressDialog(addr, self)
d.exec_()
def show_transaction(self, tx, tx_desc = None):
'''tx_desc is set only for txs created in the Send tab'''
show_transaction(tx, self, tx_desc)
def update_history_tab(self):
domain = self.wallet.get_account_addresses(self.current_account)
h = self.wallet.get_history(domain)
self.history_list.update(h)
def create_receive_tab(self):
self.receive_grid = grid = QGridLayout()
grid.setColumnMinimumWidth(3, 300)
self.receive_address_e = ButtonsLineEdit()
self.receive_address_e.addCopyButton(self.app)
self.receive_address_e.setReadOnly(True)
msg = _('Bitcoin address where the payment should be received. Note that each payment request uses a different Bitcoin address.')
self.receive_address_label = HelpLabel(_('Receiving address'), msg)
self.receive_address_e.textChanged.connect(self.update_receive_qr)
self.receive_address_e.setFocusPolicy(Qt.NoFocus)
grid.addWidget(self.receive_address_label, 0, 0)
grid.addWidget(self.receive_address_e, 0, 1, 1, 4)
self.receive_message_e = QLineEdit()
grid.addWidget(QLabel(_('Description')), 1, 0)
grid.addWidget(self.receive_message_e, 1, 1, 1, 4)
self.receive_message_e.textChanged.connect(self.update_receive_qr)
self.receive_amount_e = BTCAmountEdit(self.get_decimal_point)
grid.addWidget(QLabel(_('Requested amount')), 2, 0)
grid.addWidget(self.receive_amount_e, 2, 1, 1, 2)
self.receive_amount_e.textChanged.connect(self.update_receive_qr)
self.expires_combo = QComboBox()
self.expires_combo.addItems(map(lambda x:x[0], expiration_values))
self.expires_combo.setCurrentIndex(1)
msg = ' '.join([
_('Expiration date of your request.'),
_('This information is seen by the recipient if you send them a signed payment request.'),
_('Expired requests have to be deleted manually from your list, in order to free the corresponding Bitcoin addresses'),
])
grid.addWidget(HelpLabel(_('Expires in'), msg), 3, 0)
grid.addWidget(self.expires_combo, 3, 1)
self.expires_label = QLineEdit('')
self.expires_label.setReadOnly(1)
self.expires_label.setFocusPolicy(Qt.NoFocus)
self.expires_label.hide()
grid.addWidget(self.expires_label, 3, 1, 1, 2)
self.save_request_button = QPushButton(_('Save'))
self.save_request_button.clicked.connect(self.save_payment_request)
self.new_request_button = QPushButton(_('New'))
self.new_request_button.clicked.connect(self.new_payment_request)
self.receive_qr = QRCodeWidget(fixedSize=200)
self.receive_qr.mouseReleaseEvent = lambda x: self.toggle_qr_window()
self.receive_qr.enterEvent = lambda x: self.app.setOverrideCursor(QCursor(Qt.PointingHandCursor))
self.receive_qr.leaveEvent = lambda x: self.app.setOverrideCursor(QCursor(Qt.ArrowCursor))
self.receive_buttons = buttons = QHBoxLayout()
buttons.addStretch(1)
buttons.addWidget(self.save_request_button)
buttons.addWidget(self.new_request_button)
self.receive_requests_label = QLabel(_('My Requests'))
self.receive_list = MyTreeWidget(self, self.receive_list_menu, [_('Date'), _('Account'), _('Address'), '', _('Description'), _('Amount'), _('Status')], 4)
self.receive_list.currentItemChanged.connect(self.receive_item_changed)
self.receive_list.itemClicked.connect(self.receive_item_changed)
self.receive_list.setSortingEnabled(True)
self.receive_list.setColumnWidth(0, 180)
self.receive_list.hideColumn(1)
self.receive_list.hideColumn(2)
# layout
vbox_g = QVBoxLayout()
vbox_g.addLayout(grid)
vbox_g.addLayout(buttons)
hbox = QHBoxLayout()
hbox.addLayout(vbox_g)
hbox.addStretch()
hbox.addWidget(self.receive_qr)
w = QWidget()
vbox = QVBoxLayout(w)
vbox.addLayout(hbox)
vbox.addStretch(1)
vbox.addWidget(self.receive_requests_label)
vbox.addWidget(self.receive_list)
return w
def receive_item_changed(self, item):
if item is None:
return
if not self.receive_list.isItemSelected(item):
return
addr = str(item.text(2))
req = self.wallet.receive_requests[addr]
expires = util.age(req['time'] + req['exp']) if req.get('exp') else _('Never')
amount = req['amount']
message = self.wallet.labels.get(addr, '')
self.receive_address_e.setText(addr)
self.receive_message_e.setText(message)
self.receive_amount_e.setAmount(amount)
self.expires_combo.hide()
self.expires_label.show()
self.expires_label.setText(expires)
self.new_request_button.setEnabled(True)
def delete_payment_request(self, item):
addr = str(item.text(2))
self.wallet.remove_payment_request(addr, self.config)
self.update_receive_tab()
self.clear_receive_tab()
def get_request_URI(self, addr):
req = self.wallet.receive_requests[addr]
message = self.wallet.labels.get(addr, '')
amount = req['amount']
URI = util.create_URI(addr, amount, message)
if req.get('time'):
URI += "&time=%d"%req.get('time')
if req.get('exp'):
URI += "&exp=%d"%req.get('exp')
if req.get('name') and req.get('sig'):
sig = req.get('sig').decode('hex')
sig = bitcoin.base_encode(sig, base=58)
URI += "&name=" + req['name'] + "&sig="+sig
return str(URI)
def receive_list_menu(self, position):
item = self.receive_list.itemAt(position)
addr = str(item.text(2))
req = self.wallet.receive_requests[addr]
menu = QMenu()
menu.addAction(_("Copy Address"), lambda: self.view_and_paste(_('Address'), '', addr))
menu.addAction(_("Copy URI"), lambda: self.view_and_paste('URI', '', self.get_request_URI(addr)))
menu.addAction(_("Save as BIP70 file"), lambda: self.export_payment_request(addr))
menu.addAction(_("Delete"), lambda: self.delete_payment_request(item))
run_hook('receive_list_menu', menu, addr)
menu.exec_(self.receive_list.viewport().mapToGlobal(position))
def sign_payment_request(self, addr):
alias = self.config.get('alias')
alias_privkey = None
if alias and self.alias_info:
alias_addr, alias_name, validated = self.alias_info
if alias_addr:
if self.wallet.is_mine(alias_addr):
msg = _('This payment request will be signed.') + '\n' + _('Please enter your password')
password = self.password_dialog(msg)
if password:
try:
self.wallet.sign_payment_request(addr, alias, alias_addr, password)
except Exception as e:
QMessageBox.warning(self, _('Error'), str(e), _('OK'))
return
else:
return
else:
return
def save_payment_request(self):
addr = str(self.receive_address_e.text())
amount = self.receive_amount_e.get_amount()
message = unicode(self.receive_message_e.text())
if not message and not amount:
QMessageBox.warning(self, _('Error'), _('No message or amount'), _('OK'))
return False
i = self.expires_combo.currentIndex()
expiration = map(lambda x: x[1], expiration_values)[i]
req = self.wallet.make_payment_request(addr, amount, message, expiration)
self.wallet.add_payment_request(req, self.config)
self.sign_payment_request(addr)
self.update_receive_tab()
self.update_address_tab()
self.save_request_button.setEnabled(False)
def view_and_paste(self, title, msg, data):
dialog = QDialog(self)
dialog.setWindowTitle(title)
vbox = QVBoxLayout()
label = QLabel(msg)
label.setWordWrap(True)
vbox.addWidget(label)
pr_e = ShowQRTextEdit(text=data)
vbox.addWidget(pr_e)
vbox.addLayout(Buttons(CopyCloseButton(pr_e.text, self.app, dialog)))
dialog.setLayout(vbox)
dialog.exec_()
def export_payment_request(self, addr):
r = self.wallet.receive_requests.get(addr)
pr = paymentrequest.serialize_request(r).SerializeToString()
name = r['id'] + '.bip70'
fileName = self.getSaveFileName(_("Select where to save your payment request"), name, "*.bip70")
if fileName:
with open(fileName, "wb+") as f:
f.write(str(pr))
self.show_message(_("Request saved successfully"))
self.saved = True
def new_payment_request(self):
addr = self.wallet.get_unused_address(self.current_account)
if addr is None:
if isinstance(self.wallet, Imported_Wallet):
self.show_message(_('No more addresses in your wallet.'))
return
if not self.question(_("Warning: The next address will not be recovered automatically if you restore your wallet from seed; you may need to add it manually.\n\nThis occurs because you have too many unused addresses in your wallet. To avoid this situation, use the existing addresses first.\n\nCreate anyway?")):
return
addr = self.wallet.create_new_address(self.current_account, False)
self.set_receive_address(addr)
self.expires_label.hide()
self.expires_combo.show()
self.new_request_button.setEnabled(False)
self.receive_message_e.setFocus(1)
def set_receive_address(self, addr):
self.receive_address_e.setText(addr)
self.receive_message_e.setText('')
self.receive_amount_e.setAmount(None)
def clear_receive_tab(self):
addr = self.wallet.get_unused_address(self.current_account)
self.receive_address_e.setText(addr if addr else '')
self.receive_message_e.setText('')
self.receive_amount_e.setAmount(None)
self.expires_label.hide()
self.expires_combo.show()
def toggle_qr_window(self):
import qrwindow
if not self.qr_window:
self.qr_window = qrwindow.QR_Window(self)
self.qr_window.setVisible(True)
self.qr_window_geometry = self.qr_window.geometry()
else:
if not self.qr_window.isVisible():
self.qr_window.setVisible(True)
self.qr_window.setGeometry(self.qr_window_geometry)
else:
self.qr_window_geometry = self.qr_window.geometry()
self.qr_window.setVisible(False)
self.update_receive_qr()
def receive_at(self, addr):
if not bitcoin.is_address(addr):
return
self.tabs.setCurrentIndex(2)
self.receive_address_e.setText(addr)
self.new_request_button.setEnabled(True)
def update_receive_tab(self):
# hide receive tab if no receive requests available
b = len(self.wallet.receive_requests) > 0
self.receive_list.setVisible(b)
self.receive_requests_label.setVisible(b)
if not b:
self.expires_label.hide()
self.expires_combo.show()
# check if it is necessary to show the account
self.receive_list.setColumnHidden(1, len(self.wallet.get_accounts()) == 1)
# update the receive address if necessary
current_address = self.receive_address_e.text()
domain = self.wallet.get_account_addresses(self.current_account, include_change=False)
addr = self.wallet.get_unused_address(self.current_account)
if not current_address in domain and addr:
self.set_receive_address(addr)
self.new_request_button.setEnabled(addr != current_address)
# clear the list and fill it again
self.receive_list.clear()
for req in self.wallet.get_sorted_requests(self.config):
address = req['address']
if address not in domain:
continue
timestamp = req.get('time', 0)
amount = req.get('amount')
expiration = req.get('exp', None)
message = req.get('memo', '')
date = format_time(timestamp)
status = req.get('status')
signature = req.get('sig')
requestor = req.get('name', '')
amount_str = self.format_amount(amount) if amount else ""
account = ''
item = EditableItem([date, account, address, '', message, amount_str, pr_tooltips.get(status,'')])
if signature is not None:
item.setIcon(3, QIcon(":icons/seal.png"))
item.setToolTip(3, 'signed by '+ requestor)
if status is not PR_UNKNOWN:
item.setIcon(6, QIcon(pr_icons.get(status)))
self.receive_list.addTopLevelItem(item)
def update_receive_qr(self):
addr = str(self.receive_address_e.text())
amount = self.receive_amount_e.get_amount()
message = unicode(self.receive_message_e.text()).encode('utf8')
self.save_request_button.setEnabled((amount is not None) or (message != ""))
uri = util.create_URI(addr, amount, message)
self.receive_qr.setData(uri)
if self.qr_window and self.qr_window.isVisible():
self.qr_window.set_content(addr, amount, message, uri)
def show_before_broadcast(self):
return self.config.get('show_before_broadcast', False)
def set_show_before_broadcast(self, show):
self.config.set_key('show_before_broadcast', bool(show))
self.set_send_button_text()
def set_send_button_text(self):
if self.show_before_broadcast():
text = _("Send...")
elif self.wallet and self.wallet.is_watching_only():
text = _("Send...")
else:
text = _("Send")
self.send_button.setText(text)
def create_send_tab(self):
self.send_grid = grid = QGridLayout()
grid.setSpacing(8)
grid.setColumnMinimumWidth(3,300)
grid.setColumnStretch(5,1)
grid.setRowStretch(8, 1)
from paytoedit import PayToEdit
self.amount_e = BTCAmountEdit(self.get_decimal_point)
self.payto_e = PayToEdit(self)
msg = _('Recipient of the funds.') + '\n\n'\
+ _('You may enter a Bitcoin address, a label from your list of contacts (a list of completions will be proposed), or an alias (email-like address that forwards to a Bitcoin address)')
payto_label = HelpLabel(_('Pay to'), msg)
grid.addWidget(payto_label, 1, 0)
grid.addWidget(self.payto_e, 1, 1, 1, 3)
completer = QCompleter()
completer.setCaseSensitivity(False)
self.payto_e.setCompleter(completer)
completer.setModel(self.completions)
msg = _('Description of the transaction (not mandatory).') + '\n\n'\
+ _('The description is not sent to the recipient of the funds. It is stored in your wallet file, and displayed in the \'History\' tab.')
description_label = HelpLabel(_('Description'), msg)
grid.addWidget(description_label, 2, 0)
self.message_e = MyLineEdit()
grid.addWidget(self.message_e, 2, 1, 1, 3)
self.from_label = QLabel(_('From'))
grid.addWidget(self.from_label, 3, 0)
self.from_list = MyTreeWidget(self, self.from_list_menu, ['',''])
self.from_list.setSortingEnabled(False)
self.from_list.setHeaderHidden(True)
self.from_list.setMaximumHeight(80)
grid.addWidget(self.from_list, 3, 1, 1, 3)
self.set_pay_from([])
msg = _('Amount to be sent.') + '\n\n' \
+ _('The amount will be displayed in red if you do not have enough funds in your wallet.') + ' ' \
+ _('Note that if you have frozen some of your addresses, the available funds will be lower than your total balance.') + '\n\n' \
+ _('Keyboard shortcut: type "!" to send all your coins.')
amount_label = HelpLabel(_('Amount'), msg)
grid.addWidget(amount_label, 4, 0)
grid.addWidget(self.amount_e, 4, 1, 1, 2)
msg = _('Bitcoin transactions are in general not free. A transaction fee is paid by the sender of the funds.') + '\n\n'\
+ _('The amount of fee can be decided freely by the sender. However, transactions with low fees take more time to be processed.') + '\n\n'\
+ _('A suggested fee is automatically added to this field. You may override it. The suggested fee increases with the size of the transaction.')
self.fee_e_label = HelpLabel(_('Fee'), msg)
self.fee_e = BTCAmountEdit(self.get_decimal_point)
grid.addWidget(self.fee_e_label, 5, 0)
grid.addWidget(self.fee_e, 5, 1, 1, 2)
self.send_button = EnterButton(_("Send"), self.do_send)
self.clear_button = EnterButton(_("Clear"), self.do_clear)
buttons = QHBoxLayout()
buttons.addStretch(1)
buttons.addWidget(self.send_button)
buttons.addWidget(self.clear_button)
def on_shortcut():
sendable = self.get_sendable_balance()
inputs = self.get_coins()
for i in inputs:
self.wallet.add_input_info(i)
addr = self.payto_e.payto_address if self.payto_e.payto_address else self.dummy_address
output = ('address', addr, sendable)
dummy_tx = Transaction.from_io(inputs, [output])
if self.fee_e.get_amount() is None:
fee_per_kb = self.wallet.fee_per_kb(self.config)
self.fee_e.setAmount(self.wallet.estimated_fee(dummy_tx, fee_per_kb))
self.amount_e.setAmount(max(0, sendable - self.fee_e.get_amount()))
# emit signal for fiat_amount update
self.amount_e.textEdited.emit("")
self.amount_e.shortcut.connect(on_shortcut)
self.payto_e.textChanged.connect(self.update_fee)
self.amount_e.textEdited.connect(self.update_fee)
self.fee_e.textEdited.connect(self.update_fee)
# This is so that when the user blanks the fee and moves on,
# we go back to auto-calculate mode and put a fee back.
self.fee_e.editingFinished.connect(self.update_fee)
def entry_changed():
text = ""
if self.not_enough_funds:
amt_color, fee_color = RED_FG, RED_FG
text = _( "Not enough funds" )
c, u, x = self.wallet.get_frozen_balance()
if c+u+x:
text += ' (' + self.format_amount(c+u+x).strip() + ' ' + self.base_unit() + ' ' +_("are frozen") + ')'
elif self.fee_e.isModified():
amt_color, fee_color = BLACK_FG, BLACK_FG
elif self.amount_e.isModified():
amt_color, fee_color = BLACK_FG, BLUE_FG
else:
amt_color, fee_color = BLUE_FG, BLUE_FG
self.statusBar().showMessage(text)
self.amount_e.setStyleSheet(amt_color)
self.fee_e.setStyleSheet(fee_color)
self.amount_e.textChanged.connect(entry_changed)
self.fee_e.textChanged.connect(entry_changed)
self.invoices_label = QLabel(_('Invoices'))
self.invoices_list = MyTreeWidget(self, self.invoices_list_menu,
[_('Expires'), _('Requestor'), _('Description'), _('Amount'), _('Status')], 2)
self.invoices_list.header().setResizeMode(1, QHeaderView.Interactive)
self.invoices_list.setColumnWidth(1, 200)
vbox0 = QVBoxLayout()
vbox0.addLayout(grid)
vbox0.addLayout(buttons)
vbox0.addStretch(1)
hbox = QHBoxLayout()
hbox.addLayout(vbox0)
hbox.addStretch(1)
w = QWidget()
vbox = QVBoxLayout(w)
vbox.addLayout(hbox)
vbox.addStretch()
vbox.addWidget(self.invoices_label)
vbox.addWidget(self.invoices_list)
# Defer this until grid is parented to avoid ugly flash during startup
self.update_fee_edit()
run_hook('create_send_tab', grid)
return w
def update_fee(self):
self.require_fee_update = True
def do_update_fee(self):
'''Recalculate the fee. If the fee was manually input, retain it, but
still build the TX to see if there are enough funds.
'''
freeze_fee = (self.fee_e.isModified()
and (self.fee_e.text() or self.fee_e.hasFocus()))
outputs = self.payto_e.get_outputs()
amount = self.amount_e.get_amount()
if amount is None:
if not freeze_fee:
self.fee_e.setAmount(None)
self.not_enough_funds = False
else:
fee = self.fee_e.get_amount() if freeze_fee else None
if not outputs:
addr = self.payto_e.payto_address if self.payto_e.payto_address else self.dummy_address
outputs = [('address', addr, amount)]
try:
tx = self.wallet.make_unsigned_transaction(self.get_coins(), outputs, self.config, fee)
self.not_enough_funds = False
except NotEnoughFunds:
self.not_enough_funds = True
if not freeze_fee:
fee = None if self.not_enough_funds else self.wallet.get_tx_fee(tx)
self.fee_e.setAmount(fee)
def update_fee_edit(self):
b = self.config.get('can_edit_fees', False)
self.fee_e.setVisible(b)
self.fee_e_label.setVisible(b)
def from_list_delete(self, item):
i = self.from_list.indexOfTopLevelItem(item)
self.pay_from.pop(i)
self.redraw_from_list()
def from_list_menu(self, position):
item = self.from_list.itemAt(position)
menu = QMenu()
menu.addAction(_("Remove"), lambda: self.from_list_delete(item))
menu.exec_(self.from_list.viewport().mapToGlobal(position))
def set_pay_from(self, domain = None):
self.pay_from = [] if domain == [] else self.wallet.get_spendable_coins(domain)
self.redraw_from_list()
def redraw_from_list(self):
self.from_list.clear()
self.from_label.setHidden(len(self.pay_from) == 0)
self.from_list.setHidden(len(self.pay_from) == 0)
def format(x):
h = x.get('prevout_hash')
return h[0:8] + '...' + h[-8:] + ":%d"%x.get('prevout_n') + u'\t' + "%s"%x.get('address')
for item in self.pay_from:
self.from_list.addTopLevelItem(QTreeWidgetItem( [format(item), self.format_amount(item['value']) ]))
def get_contact_payto(self, key):
_type, value = self.contacts.get(key)
return key + ' <' + value + '>' if _type == 'address' else key
def update_completions(self):
l = [self.get_contact_payto(key) for key in self.contacts.keys()]
self.completions.setStringList(l)
def protected(func):
'''Password request wrapper. The password is passed to the function
as the 'password' named argument. Return value is a 2-element
tuple: (Cancelled, Result) where Cancelled is True if the user
cancels the password request, otherwise False. Result is the
return value of the wrapped function, or None if cancelled.
'''
def request_password(self, *args, **kwargs):
parent = kwargs.get('parent', self)
if self.wallet.use_encryption:
while True:
password = self.password_dialog(parent=parent)
if not password:
return True, None
try:
self.wallet.check_password(password)
break
except Exception as e:
QMessageBox.warning(parent, _('Error'), str(e), _('OK'))
continue
else:
password = None
kwargs['password'] = password
return False, func(self, *args, **kwargs)
return request_password
def read_send_tab(self):
if self.payment_request and self.payment_request.has_expired():
QMessageBox.warning(self, _('Error'), _('Payment request has expired'), _('OK'))
return
label = unicode( self.message_e.text() )
if self.payment_request:
outputs = self.payment_request.get_outputs()
else:
errors = self.payto_e.get_errors()
if errors:
self.show_warning(_("Invalid Lines found:") + "\n\n" + '\n'.join([ _("Line #") + str(x[0]+1) + ": " + x[1] for x in errors]))
return
outputs = self.payto_e.get_outputs()
if self.payto_e.is_alias and self.payto_e.validated is False:
alias = self.payto_e.toPlainText()
msg = _('WARNING: the alias "%s" could not be validated via an additional security check, DNSSEC, and thus may not be correct.'%alias) + '\n'
msg += _('Do you wish to continue?')
if not self.question(msg):
return
if not outputs:
QMessageBox.warning(self, _('Error'), _('No outputs'), _('OK'))
return
for _type, addr, amount in outputs:
if addr is None:
QMessageBox.warning(self, _('Error'), _('Bitcoin Address is None'), _('OK'))
return
if _type == 'address' and not bitcoin.is_address(addr):
QMessageBox.warning(self, _('Error'), _('Invalid Bitcoin Address'), _('OK'))
return
if amount is None:
QMessageBox.warning(self, _('Error'), _('Invalid Amount'), _('OK'))
return
fee = self.fee_e.get_amount()
if fee is None:
QMessageBox.warning(self, _('Error'), _('Invalid Fee'), _('OK'))
return
amount = sum(map(lambda x:x[2], outputs))
confirm_amount = self.config.get('confirm_amount', COIN)
if amount >= confirm_amount:
o = '\n'.join(map(lambda x:x[1], outputs))
if not self.question(_("send %(amount)s to %(address)s?")%{ 'amount' : self.format_amount(amount) + ' '+ self.base_unit(), 'address' : o}):
return
coins = self.get_coins()
return outputs, fee, label, coins
def do_send(self):
if run_hook('before_send'):
return
r = self.read_send_tab()
if not r:
return
outputs, fee, tx_desc, coins = r
try:
tx = self.wallet.make_unsigned_transaction(coins, outputs, self.config, fee)
except NotEnoughFunds:
self.show_message(_("Insufficient funds"))
return
except BaseException as e:
traceback.print_exc(file=sys.stdout)
self.show_message(str(e))
return
if tx.get_fee() < MIN_RELAY_TX_FEE and tx.requires_fee(self.wallet):
QMessageBox.warning(self, _('Error'), _("This transaction requires a higher fee, or it will not be propagated by the network."), _('OK'))
return
if not self.config.get('can_edit_fees', False):
if not self.question(_("A fee of %(fee)s will be added to this transaction.\nProceed?")%{ 'fee' : self.format_amount(fee) + ' '+ self.base_unit()}):
return
else:
confirm_fee = self.config.get('confirm_fee', 100000)
if fee >= confirm_fee:
msg = '\n'.join([
_("The fee for this transaction seems unusually high."),
_("Are you really sure you want to pay %(fee)s in fees?")%{ 'fee' : self.format_amount(fee) + ' '+ self.base_unit()}
])
if not self.question(msg):
return
if self.show_before_broadcast():
self.show_transaction(tx, tx_desc)
else:
def sign_done(success):
if success:
if not tx.is_complete():
self.show_transaction(tx)
self.do_clear()
else:
self.broadcast_transaction(tx, tx_desc)
self.sign_tx(tx, sign_done)
@protected
def sign_tx(self, tx, callback, password, parent=None):
'''Sign the transaction in a separate thread. When done, calls
the callback with a success code of True or False.
'''
if parent == None:
parent = self
self.send_button.setDisabled(True)
# call hook to see if plugin needs gui interaction
run_hook('sign_tx', tx)
# sign the tx
success = [False] # Array to work around python scoping
def sign_thread():
if not self.wallet.is_watching_only():
self.wallet.sign_transaction(tx, password)
def on_sign_successful(ret):
success[0] = True
def on_dialog_close():
self.send_button.setDisabled(False)
callback(success[0])
# keep a reference to WaitingDialog or the gui might crash
self.waiting_dialog = WaitingDialog(parent, 'Signing transaction...', sign_thread, on_sign_successful, on_dialog_close)
self.waiting_dialog.start()
def broadcast_transaction(self, tx, tx_desc, parent=None):
def broadcast_thread():
# non-GUI thread
pr = self.payment_request
if pr is None:
return self.wallet.sendtx(tx)
if pr.has_expired():
self.payment_request = None
return False, _("Payment request has expired")
status, msg = self.wallet.sendtx(tx)
if not status:
return False, msg
key = pr.get_id()
self.invoices.set_paid(key, tx.hash())
self.payment_request = None
refund_address = self.wallet.addresses()[0]
ack_status, ack_msg = pr.send_ack(str(tx), refund_address)
if ack_status:
msg = ack_msg
return status, msg
def broadcast_done(status, msg):
# GUI thread
if status:
if tx_desc is not None and tx.is_complete():
self.wallet.set_label(tx.hash(), tx_desc)
QMessageBox.information(parent, '', _('Payment sent.') + '\n' + msg, _('OK'))
self.update_invoices_list()
self.do_clear()
else:
QMessageBox.warning(parent, _('Error'), msg, _('OK'))
self.send_button.setDisabled(False)
if parent == None:
parent = self
self.waiting_dialog = WaitingDialog(parent, 'Broadcasting transaction...', broadcast_thread, broadcast_done)
self.waiting_dialog.start()
def prepare_for_payment_request(self):
self.tabs.setCurrentIndex(1)
self.payto_e.is_pr = True
for e in [self.payto_e, self.amount_e, self.message_e]:
e.setFrozen(True)
self.payto_e.setText(_("please wait..."))
return True
def payment_request_ok(self):
pr = self.payment_request
key = self.invoices.add(pr)
status = self.invoices.get_status(key)
self.update_invoices_list()
if status == PR_PAID:
self.show_message("invoice already paid")
self.do_clear()
self.payment_request = None
return
self.payto_e.is_pr = True
if not pr.has_expired():
self.payto_e.setGreen()
else:
self.payto_e.setExpired()
self.payto_e.setText(pr.get_requestor())
self.amount_e.setText(format_satoshis_plain(pr.get_amount(), self.decimal_point))
self.message_e.setText(pr.get_memo())
# signal to set fee
self.amount_e.textEdited.emit("")
def payment_request_error(self):
self.show_message(self.payment_request.error)
self.payment_request = None
self.do_clear()
def pay_to_URI(self, URI):
if not URI:
return
try:
out = util.parse_URI(unicode(URI))
except Exception as e:
QMessageBox.warning(self, _('Error'), _('Invalid bitcoin URI:') + '\n' + str(e), _('OK'))
return
self.tabs.setCurrentIndex(1)
r = out.get('r')
sig = out.get('sig')
name = out.get('name')
if r or (name and sig):
def get_payment_request_thread():
if name and sig:
from electrum import paymentrequest
pr = paymentrequest.serialize_request(out).SerializeToString()
self.payment_request = paymentrequest.PaymentRequest(pr)
else:
self.payment_request = get_payment_request(r)
if self.payment_request.verify(self.contacts):
self.emit(SIGNAL('payment_request_ok'))
else:
self.emit(SIGNAL('payment_request_error'))
t = threading.Thread(target=get_payment_request_thread)
t.setDaemon(True)
t.start()
self.prepare_for_payment_request()
return
address = out.get('address')
amount = out.get('amount')
label = out.get('label')
message = out.get('message')
if label:
if self.wallet.labels.get(address) != label:
if self.question(_('Save label "%(label)s" for address %(address)s ?'%{'label':label,'address':address})):
if address not in self.wallet.addressbook and not self.wallet.is_mine(address):
self.wallet.addressbook.append(address)
self.wallet.set_label(address, label)
else:
label = self.wallet.labels.get(address)
if address:
self.payto_e.setText(label + ' <'+ address +'>' if label else address)
if message:
self.message_e.setText(message)
if amount:
self.amount_e.setAmount(amount)
self.amount_e.textEdited.emit("")
def do_clear(self):
self.not_enough_funds = False
self.payment_request = None
self.payto_e.is_pr = False
for e in [self.payto_e, self.message_e, self.amount_e, self.fee_e]:
e.setText('')
e.setFrozen(False)
self.set_pay_from([])
self.update_status()
run_hook('do_clear')
def set_frozen_state(self, addrs, freeze):
self.wallet.set_frozen_state(addrs, freeze)
self.update_address_tab()
self.update_fee()
def create_list_tab(self, l):
w = QWidget()
vbox = QVBoxLayout()
w.setLayout(vbox)
vbox.setMargin(0)
vbox.setSpacing(0)
vbox.addWidget(l)
buttons = QWidget()
vbox.addWidget(buttons)
return w
def create_addresses_tab(self):
l = MyTreeWidget(self, self.create_receive_menu, [ _('Address'), _('Label'), _('Balance'), _('Tx')], 1)
l.setSelectionMode(QAbstractItemView.ExtendedSelection)
l.setSortingEnabled(False)
self.address_list = l
return self.create_list_tab(l)
def create_contacts_tab(self):
l = MyTreeWidget(self, self.create_contact_menu, [_('Name'), _('Value'), _('Type')], 1, [0, 1])
l.setSelectionMode(QAbstractItemView.ExtendedSelection)
l.item_edited = self.contact_edited
self.contacts_list = l
return self.create_list_tab(l)
def update_invoices_list(self):
inv_list = self.invoices.sorted_list()
l = self.invoices_list
l.clear()
for pr in inv_list:
key = pr.get_id()
status = self.invoices.get_status(key)
requestor = pr.get_requestor()
exp = pr.get_expiration_date()
date_str = util.format_time(exp) if exp else _('Never')
item = EditableItem([date_str, requestor, pr.memo, self.format_amount(pr.get_amount(), whitespaces=True), pr_tooltips.get(status,'')])
item.setIcon(4, QIcon(pr_icons.get(status)))
item.setData(0, Qt.UserRole, key)
item.setFont(1, QFont(MONOSPACE_FONT))
item.setFont(3, QFont(MONOSPACE_FONT))
l.addTopLevelItem(item)
l.setCurrentItem(l.topLevelItem(0))
self.invoices_list.setVisible(len(inv_list))
self.invoices_label.setVisible(len(inv_list))
def delete_imported_key(self, addr):
if self.question(_("Do you want to remove")+" %s "%addr +_("from your wallet?")):
self.wallet.delete_imported_key(addr)
self.update_address_tab()
self.update_history_tab()
def edit_account_label(self, k):
text, ok = QInputDialog.getText(self, _('Rename account'), _('Name') + ':', text = self.wallet.labels.get(k,''))
if ok:
label = unicode(text)
self.wallet.set_label(k,label)
self.update_address_tab()
def account_set_expanded(self, item, k, b):
item.setExpanded(b)
self.accounts_expanded[k] = b
def create_account_menu(self, position, k, item):
menu = QMenu()
exp = item.isExpanded()
menu.addAction(_("Minimize") if exp else _("Maximize"), lambda: self.account_set_expanded(item, k, not exp))
menu.addAction(_("Rename"), lambda: self.edit_account_label(k))
if self.wallet.seed_version > 4:
menu.addAction(_("View details"), lambda: self.show_account_details(k))
if self.wallet.account_is_pending(k):
menu.addAction(_("Delete"), lambda: self.delete_pending_account(k))
menu.exec_(self.address_list.viewport().mapToGlobal(position))
def delete_pending_account(self, k):
self.wallet.delete_pending_account(k)
self.update_address_tab()
self.update_account_selector()
def create_receive_menu(self, position):
# fixme: this function apparently has a side effect.
# if it is not called the menu pops up several times
#self.address_list.selectedIndexes()
selected = self.address_list.selectedItems()
multi_select = len(selected) > 1
addrs = [unicode(item.text(0)) for item in selected]
if not multi_select:
item = self.address_list.itemAt(position)
if not item:
return
addr = addrs[0]
if not is_valid(addr):
k = str(item.data(0,32).toString())
if k:
self.create_account_menu(position, k, item)
else:
item.setExpanded(not item.isExpanded())
return
menu = QMenu()
if not multi_select:
menu.addAction(_("Copy to clipboard"), lambda: self.app.clipboard().setText(addr))
menu.addAction(_("Request payment"), lambda: self.receive_at(addr))
menu.addAction(_("Edit label"), lambda: self.address_list.edit_label(item))
menu.addAction(_('History'), lambda: self.show_address(addr))
menu.addAction(_('Public Keys'), lambda: self.show_public_keys(addr))
if self.wallet.can_export():
menu.addAction(_("Private key"), lambda: self.show_private_key(addr))
if not self.wallet.is_watching_only():
menu.addAction(_("Sign/verify message"), lambda: self.sign_verify_message(addr))
menu.addAction(_("Encrypt/decrypt message"), lambda: self.encrypt_message(addr))
if self.wallet.is_imported(addr):
menu.addAction(_("Remove from wallet"), lambda: self.delete_imported_key(addr))
addr_URL = block_explorer_URL(self.config, 'addr', addr)
if addr_URL:
menu.addAction(_("View on block explorer"), lambda: webbrowser.open(addr_URL))
if any(not self.wallet.is_frozen(addr) for addr in addrs):
menu.addAction(_("Freeze"), lambda: self.set_frozen_state(addrs, True))
if any(self.wallet.is_frozen(addr) for addr in addrs):
menu.addAction(_("Unfreeze"), lambda: self.set_frozen_state(addrs, False))
def can_send(addr):
return not self.wallet.is_frozen(addr) and sum(self.wallet.get_addr_balance(addr)[:2])
if any(can_send(addr) for addr in addrs):
menu.addAction(_("Send From"), lambda: self.send_from_addresses(addrs))
run_hook('receive_menu', menu, addrs)
menu.exec_(self.address_list.viewport().mapToGlobal(position))
def get_sendable_balance(self):
return sum(map(lambda x:x['value'], self.get_coins()))
def get_coins(self):
if self.pay_from:
return self.pay_from
else:
domain = self.wallet.get_account_addresses(self.current_account)
return self.wallet.get_spendable_coins(domain)
def send_from_addresses(self, addrs):
self.set_pay_from(addrs)
self.tabs.setCurrentIndex(1)
self.update_fee()
def paytomany(self):
self.tabs.setCurrentIndex(1)
self.payto_e.paytomany()
def payto_contacts(self, labels):
paytos = [self.get_contact_payto(label) for label in labels]
self.tabs.setCurrentIndex(1)
if len(paytos) == 1:
self.payto_e.setText(paytos[0])
self.amount_e.setFocus()
else:
text = "\n".join([payto + ", 0" for payto in paytos])
self.payto_e.setText(text)
self.payto_e.setFocus()
def contact_edited(self, item, column, prior):
if column == 0: # Remove old contact if renamed
self.contacts.pop(prior)
self.set_contact(unicode(item.text(0)), unicode(item.text(1)))
def set_contact(self, label, address):
if not is_valid(address):
QMessageBox.warning(self, _('Error'), _('Invalid Address'), _('OK'))
self.update_contacts_tab() # Displays original unchanged value
return False
self.contacts[label] = ('address', address)
self.update_contacts_tab()
self.update_history_tab()
self.update_completions()
return True
def delete_contacts(self, labels):
if not self.question(_("Remove %s from your list of contacts?")
% " + ".join(labels)):
return
for label in labels:
self.contacts.pop(label)
self.update_history_tab()
self.update_contacts_tab()
self.update_completions()
def create_contact_menu(self, position):
menu = QMenu()
selected = self.contacts_list.selectedItems()
if not selected:
menu.addAction(_("New contact"), lambda: self.new_contact_dialog())
else:
labels = [unicode(item.text(0)) for item in selected]
addrs = [unicode(item.text(1)) for item in selected]
types = [unicode(item.text(2)) for item in selected]
menu.addAction(_("Copy to Clipboard"), lambda:
self.app.clipboard().setText('\n'.join(labels)))
menu.addAction(_("Pay to"), lambda: self.payto_contacts(labels))
menu.addAction(_("Delete"), lambda: self.delete_contacts(labels))
URLs = []
for (addr, _type) in zip(addrs, types):
if _type == 'address':
URLs.append(block_explorer_URL(self.config, 'addr', addr))
if URLs:
menu.addAction(_("View on block explorer"),
lambda: map(webbrowser.open, URLs))
run_hook('create_contact_menu', menu, selected)
menu.exec_(self.contacts_list.viewport().mapToGlobal(position))
def show_invoice(self, key):
pr = self.invoices.get(key)
pr.verify(self.contacts)
self.show_pr_details(pr)
def show_pr_details(self, pr):
d = QDialog(self)
d.setWindowTitle(_("Invoice"))
vbox = QVBoxLayout(d)
grid = QGridLayout()
grid.addWidget(QLabel(_("Requestor") + ':'), 0, 0)
grid.addWidget(QLabel(pr.get_requestor()), 0, 1)
grid.addWidget(QLabel(_("Expires") + ':'), 1, 0)
grid.addWidget(QLabel(format_time(pr.get_expiration_date())), 1, 1)
grid.addWidget(QLabel(_("Memo") + ':'), 2, 0)
grid.addWidget(QLabel(pr.get_memo()), 2, 1)
grid.addWidget(QLabel(_("Signature") + ':'), 3, 0)
grid.addWidget(QLabel(pr.get_verify_status()), 3, 1)
grid.addWidget(QLabel(_("Payment URL") + ':'), 4, 0)
grid.addWidget(QLabel(pr.payment_url), 4, 1)
grid.addWidget(QLabel(_("Outputs") + ':'), 5, 0)
outputs_str = '\n'.join(map(lambda x: x[1] + ' ' + self.format_amount(x[2])+ self.base_unit(), pr.get_outputs()))
grid.addWidget(QLabel(outputs_str), 5, 1)
if pr.tx:
grid.addWidget(QLabel(_("Transaction ID") + ':'), 6, 0)
l = QLineEdit(pr.tx)
l.setReadOnly(True)
grid.addWidget(l, 6, 1)
vbox.addLayout(grid)
vbox.addLayout(Buttons(CloseButton(d)))
d.exec_()
return
def do_pay_invoice(self, key):
pr = self.invoices.get(key)
self.payment_request = pr
self.prepare_for_payment_request()
if pr.verify(self.contacts):
self.payment_request_ok()
else:
self.payment_request_error()
def invoices_list_menu(self, position):
item = self.invoices_list.itemAt(position)
if not item:
return
key = str(item.data(0, 32).toString())
pr = self.invoices.get(key)
status = self.invoices.get_status(key)
menu = QMenu()
menu.addAction(_("Details"), lambda: self.show_invoice(key))
if status == PR_UNPAID:
menu.addAction(_("Pay Now"), lambda: self.do_pay_invoice(key))
def delete_invoice(key):
self.invoices.remove(key)
self.update_invoices_list()
menu.addAction(_("Delete"), lambda: delete_invoice(key))
menu.exec_(self.invoices_list.viewport().mapToGlobal(position))
def update_address_tab(self):
l = self.address_list
item = l.currentItem()
current_address = item.data(0, Qt.UserRole).toString() if item else None
l.clear()
accounts = self.wallet.get_accounts()
if self.current_account is None:
account_items = sorted(accounts.items())
else:
account_items = [(self.current_account, accounts.get(self.current_account))]
for k, account in account_items:
if len(accounts) > 1:
name = self.wallet.get_account_name(k)
c, u, x = self.wallet.get_account_balance(k)
account_item = QTreeWidgetItem([ name, '', self.format_amount(c + u + x), ''])
account_item.setExpanded(self.accounts_expanded.get(k, True))
account_item.setData(0, Qt.UserRole, k)
l.addTopLevelItem(account_item)
else:
account_item = l
sequences = [0,1] if account.has_change() else [0]
for is_change in sequences:
if len(sequences) > 1:
name = _("Receiving") if not is_change else _("Change")
seq_item = QTreeWidgetItem( [ name, '', '', '', ''] )
account_item.addChild(seq_item)
if not is_change:
seq_item.setExpanded(True)
else:
seq_item = account_item
used_item = QTreeWidgetItem( [ _("Used"), '', '', '', ''] )
used_flag = False
addr_list = account.get_addresses(is_change)
for address in addr_list:
num = len(self.wallet.history.get(address,[]))
is_used = self.wallet.is_used(address)
label = self.wallet.labels.get(address,'')
c, u, x = self.wallet.get_addr_balance(address)
balance = self.format_amount(c + u + x)
item = EditableItem( [ address, label, balance, "%d"%num] )
item.setFont(0, QFont(MONOSPACE_FONT))
item.setData(0, Qt.UserRole, address)
item.setData(0, Qt.UserRole+1, True) # label can be edited
if self.wallet.is_frozen(address):
item.setBackgroundColor(0, QColor('lightblue'))
if self.wallet.is_beyond_limit(address, account, is_change):
item.setBackgroundColor(0, QColor('red'))
if is_used:
if not used_flag:
seq_item.insertChild(0, used_item)
used_flag = True
used_item.addChild(item)
else:
seq_item.addChild(item)
if address == current_address:
l.setCurrentItem(item)
def update_contacts_tab(self):
l = self.contacts_list
item = l.currentItem()
current_key = item.data(0, Qt.UserRole).toString() if item else None
l.clear()
for key in sorted(self.contacts.keys()):
_type, value = self.contacts[key]
if _type == 'address':
item = EditableItem([key, value, _type])
else: # openalias items shouldn't be editable
item = QTreeWidgetItem([key, value, _type])
item.setData(0, Qt.UserRole, key)
l.addTopLevelItem(item)
if key == current_key:
l.setCurrentItem(item)
run_hook('update_contacts_tab', l)
def create_console_tab(self):
from console import Console
self.console = console = Console()
return console
def update_console(self):
console = self.console
console.history = self.config.get("console-history",[])
console.history_index = len(console.history)
console.updateNamespace({'wallet' : self.wallet, 'network' : self.network, 'gui':self})
console.updateNamespace({'util' : util, 'bitcoin':bitcoin})
c = commands.Commands(self.config, self.wallet, self.network, lambda: self.console.set_json(True))
methods = {}
def mkfunc(f, method):
return lambda *args: apply( f, (method, args, self.password_dialog ))
for m in dir(c):
if m[0]=='_' or m in ['network','wallet']: continue
methods[m] = mkfunc(c._run, m)
console.updateNamespace(methods)
def change_account(self,s):
if s == _("All accounts"):
self.current_account = None
else:
accounts = self.wallet.get_account_names()
for k, v in accounts.items():
if v == s:
self.current_account = k
self.update_history_tab()
self.update_status()
self.update_address_tab()
self.update_receive_tab()
def create_status_bar(self):
sb = QStatusBar()
sb.setFixedHeight(35)
qtVersion = qVersion()
self.balance_label = QLabel("")
sb.addWidget(self.balance_label)
from version_getter import UpdateLabel
self.updatelabel = UpdateLabel(self.config, sb)
self.account_selector = QComboBox()
self.account_selector.setSizeAdjustPolicy(QComboBox.AdjustToContents)
self.connect(self.account_selector,SIGNAL("activated(QString)"),self.change_account)
sb.addPermanentWidget(self.account_selector)
self.search_box = QLineEdit()
self.search_box.textChanged.connect(self.do_search)
self.search_box.hide()
sb.addPermanentWidget(self.search_box)
self.lock_icon = QIcon()
self.password_button = StatusBarButton( self.lock_icon, _("Password"), self.change_password_dialog )
sb.addPermanentWidget( self.password_button )
sb.addPermanentWidget( StatusBarButton( QIcon(":icons/preferences.png"), _("Preferences"), self.settings_dialog ) )
self.seed_button = StatusBarButton( QIcon(":icons/seed.png"), _("Seed"), self.show_seed_dialog )
sb.addPermanentWidget( self.seed_button )
self.status_button = StatusBarButton( QIcon(":icons/status_disconnected.png"), _("Network"), self.run_network_dialog )
sb.addPermanentWidget( self.status_button )
run_hook('create_status_bar', sb)
self.setStatusBar(sb)
def update_lock_icon(self):
icon = QIcon(":icons/lock.png") if self.wallet.use_encryption else QIcon(":icons/unlock.png")
self.password_button.setIcon( icon )
def update_buttons_on_seed(self):
self.seed_button.setVisible(self.wallet.has_seed())
self.password_button.setVisible(self.wallet.can_change_password())
self.set_send_button_text()
def change_password_dialog(self):
from password_dialog import PasswordDialog
d = PasswordDialog(self.wallet, self)
d.run()
self.update_lock_icon()
def toggle_search(self):
self.search_box.setHidden(not self.search_box.isHidden())
if not self.search_box.isHidden():
self.search_box.setFocus(1)
else:
self.do_search('')
def do_search(self, t):
i = self.tabs.currentIndex()
if i == 0:
self.history_list.filter(t, [2, 3, 4]) # Date, Description, Amount
elif i == 1:
self.invoices_list.filter(t, [0, 1, 2, 3]) # Date, Requestor, Description, Amount
elif i == 2:
self.receive_list.filter(t, [0, 1, 2, 3, 4]) # Date, Account, Address, Description, Amount
elif i == 3:
self.address_list.filter(t, [0,1, 2]) # Address, Label, Balance
elif i == 4:
self.contacts_list.filter(t, [0, 1]) # Key, Value
def new_contact_dialog(self):
d = QDialog(self)
d.setWindowTitle(_("New Contact"))
vbox = QVBoxLayout(d)
vbox.addWidget(QLabel(_('New Contact') + ':'))
grid = QGridLayout()
line1 = QLineEdit()
line1.setFixedWidth(280)
line2 = QLineEdit()
line2.setFixedWidth(280)
grid.addWidget(QLabel(_("Address")), 1, 0)
grid.addWidget(line1, 1, 1)
grid.addWidget(QLabel(_("Name")), 2, 0)
grid.addWidget(line2, 2, 1)
vbox.addLayout(grid)
vbox.addLayout(Buttons(CancelButton(d), OkButton(d)))
if not d.exec_():
return
if self.set_contact(unicode(line2.text()), str(line1.text())):
self.tabs.setCurrentIndex(4)
@protected
def new_account_dialog(self, password):
dialog = QDialog(self)
dialog.setModal(1)
dialog.setWindowTitle(_("New Account"))
vbox = QVBoxLayout()
vbox.addWidget(QLabel(_('Account name')+':'))
e = QLineEdit()
vbox.addWidget(e)
msg = _("Note: Newly created accounts are 'pending' until they receive bitcoins.") + " " \
+ _("You will need to wait for 2 confirmations until the correct balance is displayed and more addresses are created for that account.")
l = QLabel(msg)
l.setWordWrap(True)
vbox.addWidget(l)
vbox.addLayout(Buttons(CancelButton(dialog), OkButton(dialog)))
dialog.setLayout(vbox)
r = dialog.exec_()
if not r:
return
name = str(e.text())
self.wallet.create_pending_account(name, password)
self.update_address_tab()
self.update_account_selector()
self.tabs.setCurrentIndex(3)
def show_master_public_keys(self):
dialog = QDialog(self)
dialog.setModal(1)
dialog.setWindowTitle(_("Master Public Keys"))
mpk_dict = self.wallet.get_master_public_keys()
vbox = QVBoxLayout()
# only show the combobox in case multiple accounts are available
if len(mpk_dict) > 1:
gb = QGroupBox(_("Master Public Keys"))
vbox.addWidget(gb)
group = QButtonGroup()
first_button = None
for key in sorted(mpk_dict.keys()):
is_mine = self.wallet.master_private_keys.has_key(key)
b = QRadioButton(gb)
name = 'Self' if is_mine else 'Cosigner'
b.setText(name + ' (%s)'%key)
b.key = key
group.addButton(b)
vbox.addWidget(b)
if not first_button:
first_button = b
mpk_text = ShowQRTextEdit()
mpk_text.setMaximumHeight(170)
vbox.addWidget(mpk_text)
def show_mpk(b):
mpk = mpk_dict.get(b.key, "")
mpk_text.setText(mpk)
group.buttonReleased.connect(show_mpk)
first_button.setChecked(True)
show_mpk(first_button)
elif len(mpk_dict) == 1:
mpk = mpk_dict.values()[0]
mpk_text = ShowQRTextEdit(text=mpk)
mpk_text.setMaximumHeight(170)
vbox.addWidget(mpk_text)
mpk_text.addCopyButton(self.app)
vbox.addLayout(Buttons(CloseButton(dialog)))
dialog.setLayout(vbox)
dialog.exec_()
@protected
def show_seed_dialog(self, password):
if not self.wallet.has_seed():
QMessageBox.information(self, _('Message'), _('This wallet has no seed'), _('OK'))
return
try:
mnemonic = self.wallet.get_mnemonic(password)
except BaseException as e:
QMessageBox.warning(self, _('Error'), str(e), _('OK'))
return
from seed_dialog import SeedDialog
d = SeedDialog(self, mnemonic, self.wallet.has_imported_keys())
d.exec_()
def show_qrcode(self, data, title = _("QR code")):
if not data:
return
d = QRDialog(data, self, title)
d.exec_()
def show_public_keys(self, address):
if not address: return
try:
pubkey_list = self.wallet.get_public_keys(address)
except Exception as e:
traceback.print_exc(file=sys.stdout)
self.show_message(str(e))
return
d = QDialog(self)
d.setMinimumSize(600, 200)
d.setModal(1)
d.setWindowTitle(_("Public key"))
vbox = QVBoxLayout()
vbox.addWidget( QLabel(_("Address") + ': ' + address))
vbox.addWidget( QLabel(_("Public key") + ':'))
keys_e = ShowQRTextEdit(text='\n'.join(pubkey_list))
keys_e.addCopyButton(self.app)
vbox.addWidget(keys_e)
vbox.addLayout(Buttons(CloseButton(d)))
d.setLayout(vbox)
d.exec_()
@protected
def show_private_key(self, address, password):
if not address: return
try:
pk_list = self.wallet.get_private_key(address, password)
except Exception as e:
traceback.print_exc(file=sys.stdout)
self.show_message(str(e))
return
d = QDialog(self)
d.setMinimumSize(600, 200)
d.setModal(1)
d.setWindowTitle(_("Private key"))
vbox = QVBoxLayout()
vbox.addWidget( QLabel(_("Address") + ': ' + address))
vbox.addWidget( QLabel(_("Private key") + ':'))
keys_e = ShowQRTextEdit(text='\n'.join(pk_list))
keys_e.addCopyButton(self.app)
vbox.addWidget(keys_e)
vbox.addLayout(Buttons(CloseButton(d)))
d.setLayout(vbox)
d.exec_()
@protected
def do_sign(self, address, message, signature, password):
message = unicode(message.toPlainText())
message = message.encode('utf-8')
try:
sig = self.wallet.sign_message(str(address.text()), message, password)
sig = base64.b64encode(sig)
signature.setText(sig)
except Exception as e:
self.show_message(str(e))
def do_verify(self, address, message, signature):
message = unicode(message.toPlainText())
message = message.encode('utf-8')
sig = base64.b64decode(str(signature.toPlainText()))
if bitcoin.verify_message(address.text(), sig, message):
self.show_message(_("Signature verified"))
else:
self.show_message(_("Error: wrong signature"))
def sign_verify_message(self, address=''):
d = QDialog(self)
d.setModal(1)
d.setWindowTitle(_('Sign/verify Message'))
d.setMinimumSize(410, 290)
layout = QGridLayout(d)
message_e = QTextEdit()
layout.addWidget(QLabel(_('Message')), 1, 0)
layout.addWidget(message_e, 1, 1)
layout.setRowStretch(2,3)
address_e = QLineEdit()
address_e.setText(address)
layout.addWidget(QLabel(_('Address')), 2, 0)
layout.addWidget(address_e, 2, 1)
signature_e = QTextEdit()
layout.addWidget(QLabel(_('Signature')), 3, 0)
layout.addWidget(signature_e, 3, 1)
layout.setRowStretch(3,1)
hbox = QHBoxLayout()
b = QPushButton(_("Sign"))
b.clicked.connect(lambda: self.do_sign(address_e, message_e, signature_e))
hbox.addWidget(b)
b = QPushButton(_("Verify"))
b.clicked.connect(lambda: self.do_verify(address_e, message_e, signature_e))
hbox.addWidget(b)
b = QPushButton(_("Close"))
b.clicked.connect(d.accept)
hbox.addWidget(b)
layout.addLayout(hbox, 4, 1)
d.exec_()
@protected
def do_decrypt(self, message_e, pubkey_e, encrypted_e, password):
try:
decrypted = self.wallet.decrypt_message(str(pubkey_e.text()), str(encrypted_e.toPlainText()), password)
message_e.setText(decrypted)
except BaseException as e:
traceback.print_exc(file=sys.stdout)
self.show_warning(str(e))
def do_encrypt(self, message_e, pubkey_e, encrypted_e):
message = unicode(message_e.toPlainText())
message = message.encode('utf-8')
try:
encrypted = bitcoin.encrypt_message(message, str(pubkey_e.text()))
encrypted_e.setText(encrypted)
except BaseException as e:
traceback.print_exc(file=sys.stdout)
self.show_warning(str(e))
def encrypt_message(self, address = ''):
d = QDialog(self)
d.setModal(1)
d.setWindowTitle(_('Encrypt/decrypt Message'))
d.setMinimumSize(610, 490)
layout = QGridLayout(d)
message_e = QTextEdit()
layout.addWidget(QLabel(_('Message')), 1, 0)
layout.addWidget(message_e, 1, 1)
layout.setRowStretch(2,3)
pubkey_e = QLineEdit()
if address:
pubkey = self.wallet.get_public_keys(address)[0]
pubkey_e.setText(pubkey)
layout.addWidget(QLabel(_('Public key')), 2, 0)
layout.addWidget(pubkey_e, 2, 1)
encrypted_e = QTextEdit()
layout.addWidget(QLabel(_('Encrypted')), 3, 0)
layout.addWidget(encrypted_e, 3, 1)
layout.setRowStretch(3,1)
hbox = QHBoxLayout()
b = QPushButton(_("Encrypt"))
b.clicked.connect(lambda: self.do_encrypt(message_e, pubkey_e, encrypted_e))
hbox.addWidget(b)
b = QPushButton(_("Decrypt"))
b.clicked.connect(lambda: self.do_decrypt(message_e, pubkey_e, encrypted_e))
hbox.addWidget(b)
b = QPushButton(_("Close"))
b.clicked.connect(d.accept)
hbox.addWidget(b)
layout.addLayout(hbox, 4, 1)
d.exec_()
def question(self, msg):
return QMessageBox.question(self, _('Message'), msg, QMessageBox.Yes | QMessageBox.No, QMessageBox.No) == QMessageBox.Yes
def show_message(self, msg):
QMessageBox.information(self, _('Message'), msg, _('OK'))
def show_warning(self, msg):
QMessageBox.warning(self, _('Warning'), msg, _('OK'))
def password_dialog(self, msg=None, parent=None):
if parent == None:
parent = self
d = QDialog(parent)
d.setModal(1)
d.setWindowTitle(_("Enter Password"))
pw = QLineEdit()
pw.setEchoMode(2)
vbox = QVBoxLayout()
if not msg:
msg = _('Please enter your password')
vbox.addWidget(QLabel(msg))
grid = QGridLayout()
grid.setSpacing(8)
grid.addWidget(QLabel(_('Password')), 1, 0)
grid.addWidget(pw, 1, 1)
vbox.addLayout(grid)
vbox.addLayout(Buttons(CancelButton(d), OkButton(d)))
d.setLayout(vbox)
run_hook('password_dialog', pw, grid, 1)
if not d.exec_(): return
return unicode(pw.text())
def tx_from_text(self, txt):
"json or raw hexadecimal"
txt = txt.strip()
try:
txt.decode('hex')
is_hex = True
except:
is_hex = False
if is_hex:
try:
return Transaction(txt)
except:
traceback.print_exc(file=sys.stdout)
QMessageBox.critical(None, _("Unable to parse transaction"), _("Electrum was unable to parse your transaction"))
return
try:
tx_dict = json.loads(str(txt))
assert "hex" in tx_dict.keys()
tx = Transaction(tx_dict["hex"])
#if tx_dict.has_key("input_info"):
# input_info = json.loads(tx_dict['input_info'])
# tx.add_input_info(input_info)
return tx
except Exception:
traceback.print_exc(file=sys.stdout)
QMessageBox.critical(None, _("Unable to parse transaction"), _("Electrum was unable to parse your transaction"))
def read_tx_from_qrcode(self):
from electrum import qrscanner
try:
data = qrscanner.scan_qr(self.config)
except BaseException, e:
QMessageBox.warning(self, _('Error'), _(e), _('OK'))
return
if not data:
return
# if the user scanned a bitcoin URI
if data.startswith("bitcoin:"):
self.pay_to_URI(data)
return
# else if the user scanned an offline signed tx
# transactions are binary, but qrcode seems to return utf8...
data = data.decode('utf8')
z = bitcoin.base_decode(data, length=None, base=43)
data = ''.join(chr(ord(b)) for b in z).encode('hex')
tx = self.tx_from_text(data)
if not tx:
return
self.show_transaction(tx)
def read_tx_from_file(self):
fileName = self.getOpenFileName(_("Select your transaction file"), "*.txn")
if not fileName:
return
try:
with open(fileName, "r") as f:
file_content = f.read()
except (ValueError, IOError, os.error), reason:
QMessageBox.critical(None, _("Unable to read file or no transaction found"), _("Electrum was unable to open your transaction file") + "\n" + str(reason))
return self.tx_from_text(file_content)
def do_process_from_text(self):
text = text_dialog(self, _('Input raw transaction'), _("Transaction:"), _("Load transaction"))
if not text:
return
tx = self.tx_from_text(text)
if tx:
self.show_transaction(tx)
def do_process_from_file(self):
tx = self.read_tx_from_file()
if tx:
self.show_transaction(tx)
def do_process_from_txid(self):
from electrum import transaction
txid, ok = QInputDialog.getText(self, _('Lookup transaction'), _('Transaction ID') + ':')
if ok and txid:
try:
r = self.network.synchronous_get(('blockchain.transaction.get',[str(txid)]))
except BaseException as e:
self.show_message(str(e))
return
tx = transaction.Transaction(r)
self.show_transaction(tx)
@protected
def export_privkeys_dialog(self, password):
if self.wallet.is_watching_only():
self.show_message(_("This is a watching-only wallet"))
return
try:
self.wallet.check_password(password)
except Exception as e:
QMessageBox.warning(self, _('Error'), str(e), _('OK'))
return
d = QDialog(self)
d.setWindowTitle(_('Private keys'))
d.setMinimumSize(850, 300)
vbox = QVBoxLayout(d)
msg = "%s\n%s\n%s" % (_("WARNING: ALL your private keys are secret."),
_("Exposing a single private key can compromise your entire wallet!"),
_("In particular, DO NOT use 'redeem private key' services proposed by third parties."))
vbox.addWidget(QLabel(msg))
e = QTextEdit()
e.setReadOnly(True)
vbox.addWidget(e)
defaultname = 'electrum-private-keys.csv'
select_msg = _('Select file to export your private keys to')
hbox, filename_e, csv_button = filename_field(self, self.config, defaultname, select_msg)
vbox.addLayout(hbox)
b = OkButton(d, _('Export'))
b.setEnabled(False)
vbox.addLayout(Buttons(CancelButton(d), b))
private_keys = {}
addresses = self.wallet.addresses(True)
done = False
def privkeys_thread():
for addr in addresses:
time.sleep(0.1)
if done:
break
private_keys[addr] = "\n".join(self.wallet.get_private_key(addr, password))
d.emit(SIGNAL('computing_privkeys'))
d.emit(SIGNAL('show_privkeys'))
def show_privkeys():
s = "\n".join( map( lambda x: x[0] + "\t"+ x[1], private_keys.items()))
e.setText(s)
b.setEnabled(True)
d.connect(d, QtCore.SIGNAL('computing_privkeys'), lambda: e.setText("Please wait... %d/%d"%(len(private_keys),len(addresses))))
d.connect(d, QtCore.SIGNAL('show_privkeys'), show_privkeys)
threading.Thread(target=privkeys_thread).start()
if not d.exec_():
done = True
return
filename = filename_e.text()
if not filename:
return
try:
self.do_export_privkeys(filename, private_keys, csv_button.isChecked())
except (IOError, os.error), reason:
export_error_label = _("Electrum was unable to produce a private key-export.")
QMessageBox.critical(None, _("Unable to create csv"), export_error_label + "\n" + str(reason))
except Exception as e:
self.show_message(str(e))
return
self.show_message(_("Private keys exported."))
def do_export_privkeys(self, fileName, pklist, is_csv):
with open(fileName, "w+") as f:
if is_csv:
transaction = csv.writer(f)
transaction.writerow(["address", "private_key"])
for addr, pk in pklist.items():
transaction.writerow(["%34s"%addr,pk])
else:
import json
f.write(json.dumps(pklist, indent = 4))
def do_import_labels(self):
labelsFile = self.getOpenFileName(_("Open labels file"), "*.dat")
if not labelsFile: return
try:
f = open(labelsFile, 'r')
data = f.read()
f.close()
for key, value in json.loads(data).items():
self.wallet.set_label(key, value)
QMessageBox.information(None, _("Labels imported"), _("Your labels were imported from")+" '%s'" % str(labelsFile))
except (IOError, os.error), reason:
QMessageBox.critical(None, _("Unable to import labels"), _("Electrum was unable to import your labels.")+"\n" + str(reason))
def do_export_labels(self):
labels = self.wallet.labels
try:
fileName = self.getSaveFileName(_("Select file to save your labels"), 'electrum_labels.dat', "*.dat")
if fileName:
with open(fileName, 'w+') as f:
json.dump(labels, f)
QMessageBox.information(None, _("Labels exported"), _("Your labels where exported to")+" '%s'" % str(fileName))
except (IOError, os.error), reason:
QMessageBox.critical(None, _("Unable to export labels"), _("Electrum was unable to export your labels.")+"\n" + str(reason))
def export_history_dialog(self):
d = QDialog(self)
d.setWindowTitle(_('Export History'))
d.setMinimumSize(400, 200)
vbox = QVBoxLayout(d)
defaultname = os.path.expanduser('~/electrum-history.csv')
select_msg = _('Select file to export your wallet transactions to')
hbox, filename_e, csv_button = filename_field(self, self.config, defaultname, select_msg)
vbox.addLayout(hbox)
vbox.addStretch(1)
hbox = Buttons(CancelButton(d), OkButton(d, _('Export')))
vbox.addLayout(hbox)
run_hook('export_history_dialog', self, hbox)
self.update()
if not d.exec_():
return
filename = filename_e.text()
if not filename:
return
try:
self.do_export_history(self.wallet, filename, csv_button.isChecked())
except (IOError, os.error), reason:
export_error_label = _("Electrum was unable to produce a transaction export.")
QMessageBox.critical(self, _("Unable to export history"), export_error_label + "\n" + str(reason))
return
QMessageBox.information(self,_("History exported"), _("Your wallet history has been successfully exported."))
def do_export_history(self, wallet, fileName, is_csv):
history = wallet.get_history()
lines = []
for item in history:
tx_hash, confirmations, value, timestamp, balance = item
if confirmations:
if timestamp is not None:
time_string = format_time(timestamp)
else:
time_string = "unknown"
else:
time_string = "pending"
if value is not None:
value_string = format_satoshis(value, True)
else:
value_string = '--'
if tx_hash:
label, is_default_label = wallet.get_label(tx_hash)
label = label.encode('utf-8')
else:
label = ""
if is_csv:
lines.append([tx_hash, label, confirmations, value_string, time_string])
else:
lines.append({'txid':tx_hash, 'date':"%16s"%time_string, 'label':label, 'value':value_string})
with open(fileName, "w+") as f:
if is_csv:
transaction = csv.writer(f, lineterminator='\n')
transaction.writerow(["transaction_hash","label", "confirmations", "value", "timestamp"])
for line in lines:
transaction.writerow(line)
else:
import json
f.write(json.dumps(lines, indent = 4))
def sweep_key_dialog(self):
d = QDialog(self)
d.setWindowTitle(_('Sweep private keys'))
d.setMinimumSize(600, 300)
vbox = QVBoxLayout(d)
vbox.addWidget(QLabel(_("Enter private keys")))
keys_e = QTextEdit()
keys_e.setTabChangesFocus(True)
vbox.addWidget(keys_e)
h, address_e = address_field(self.wallet.addresses(False))
vbox.addLayout(h)
vbox.addStretch(1)
button = OkButton(d, _('Sweep'))
vbox.addLayout(Buttons(CancelButton(d), button))
button.setEnabled(False)
def get_address():
addr = str(address_e.text())
if bitcoin.is_address(addr):
return addr
def get_pk():
pk = str(keys_e.toPlainText()).strip()
if Wallet.is_private_key(pk):
return pk.split()
f = lambda: button.setEnabled(get_address() is not None and get_pk() is not None)
keys_e.textChanged.connect(f)
address_e.textChanged.connect(f)
if not d.exec_():
return
fee = self.wallet.fee_per_kb(self.config)
tx = Transaction.sweep(get_pk(), self.network, get_address(), fee)
if not tx:
self.show_message(_('No inputs found. (Note that inputs need to be confirmed)'))
return
self.show_transaction(tx)
@protected
def do_import_privkey(self, password):
if not self.wallet.has_imported_keys():
r = QMessageBox.question(None, _('Warning'), '<b>'+_('Warning') +':\n</b><br/>'+ _('Imported keys are not recoverable from seed.') + ' ' \
+ _('If you ever need to restore your wallet from its seed, these keys will be lost.') + '<p>' \
+ _('Are you sure you understand what you are doing?'), 3, 4)
if r == 4: return
text = text_dialog(self, _('Import private keys'), _("Enter private keys")+':', _("Import"))
if not text: return
text = str(text).split()
badkeys = []
addrlist = []
for key in text:
try:
addr = self.wallet.import_key(key, password)
except Exception as e:
badkeys.append(key)
continue
if not addr:
badkeys.append(key)
else:
addrlist.append(addr)
if addrlist:
QMessageBox.information(self, _('Information'), _("The following addresses were added") + ':\n' + '\n'.join(addrlist))
if badkeys:
QMessageBox.critical(self, _('Error'), _("The following inputs could not be imported") + ':\n'+ '\n'.join(badkeys))
self.update_address_tab()
self.update_history_tab()
def settings_dialog(self):
self.need_restart = False
d = QDialog(self)
d.setWindowTitle(_('Preferences'))
d.setModal(1)
vbox = QVBoxLayout()
tabs = QTabWidget()
gui_widgets = []
tx_widgets = []
id_widgets = []
# language
lang_help = _('Select which language is used in the GUI (after restart).')
lang_label = HelpLabel(_('Language') + ':', lang_help)
lang_combo = QComboBox()
from electrum.i18n import languages
lang_combo.addItems(languages.values())
try:
index = languages.keys().index(self.config.get("language",''))
except Exception:
index = 0
lang_combo.setCurrentIndex(index)
if not self.config.is_modifiable('language'):
for w in [lang_combo, lang_label]: w.setEnabled(False)
def on_lang(x):
lang_request = languages.keys()[lang_combo.currentIndex()]
if lang_request != self.config.get('language'):
self.config.set_key("language", lang_request, True)
self.need_restart = True
lang_combo.currentIndexChanged.connect(on_lang)
gui_widgets.append((lang_label, lang_combo))
nz_help = _('Number of zeros displayed after the decimal point. For example, if this is set to 2, "1." will be displayed as "1.00"')
nz_label = HelpLabel(_('Zeros after decimal point') + ':', nz_help)
nz = QSpinBox()
nz.setMinimum(0)
nz.setMaximum(self.decimal_point)
nz.setValue(self.num_zeros)
if not self.config.is_modifiable('num_zeros'):
for w in [nz, nz_label]: w.setEnabled(False)
def on_nz():
value = nz.value()
if self.num_zeros != value:
self.num_zeros = value
self.config.set_key('num_zeros', value, True)
self.update_history_tab()
self.update_address_tab()
nz.valueChanged.connect(on_nz)
gui_widgets.append((nz_label, nz))
msg = _('Fee per kilobyte of transaction.') + '\n' \
+ _('If you enable dynamic fees, this parameter will be used as upper bound.')
fee_label = HelpLabel(_('Transaction fee per kb') + ':', msg)
fee_e = BTCkBEdit(self.get_decimal_point)
fee_e.setAmount(self.config.get('fee_per_kb', bitcoin.RECOMMENDED_FEE))
def on_fee(is_done):
if self.config.get('dynamic_fees'):
return
v = fee_e.get_amount() or 0
self.config.set_key('fee_per_kb', v, is_done)
self.update_fee()
fee_e.editingFinished.connect(lambda: on_fee(True))
fee_e.textEdited.connect(lambda: on_fee(False))
tx_widgets.append((fee_label, fee_e))
dynfee_cb = QCheckBox(_('Dynamic fees'))
dynfee_cb.setChecked(self.config.get('dynamic_fees', False))
dynfee_cb.setToolTip(_("Use a fee per kB value recommended by the server."))
dynfee_sl = QSlider(Qt.Horizontal, self)
dynfee_sl.setValue(self.config.get('fee_factor', 50))
dynfee_sl.setToolTip("Fee Multiplier. Min = 50%, Max = 150%")
tx_widgets.append((dynfee_cb, dynfee_sl))
def update_feeperkb():
fee_e.setAmount(self.wallet.fee_per_kb(self.config))
b = self.config.get('dynamic_fees')
dynfee_sl.setHidden(not b)
fee_e.setEnabled(not b)
def fee_factor_changed(b):
self.config.set_key('fee_factor', b, False)
update_feeperkb()
def on_dynfee(x):
dynfee = x == Qt.Checked
self.config.set_key('dynamic_fees', dynfee)
update_feeperkb()
dynfee_cb.stateChanged.connect(on_dynfee)
dynfee_sl.valueChanged[int].connect(fee_factor_changed)
update_feeperkb()
msg = _('OpenAlias record, used to receive coins and to sign payment requests.') + '\n\n'\
+ _('The following alias providers are available:') + '\n'\
+ '\n'.join(['https://cryptoname.co/', 'http://xmr.link']) + '\n\n'\
+ 'For more information, see http://openalias.org'
alias_label = HelpLabel(_('OpenAlias') + ':', msg)
alias = self.config.get('alias','')
alias_e = QLineEdit(alias)
def set_alias_color():
if not self.config.get('alias'):
alias_e.setStyleSheet("")
return
if self.alias_info:
alias_addr, alias_name, validated = self.alias_info
alias_e.setStyleSheet(GREEN_BG if validated else RED_BG)
else:
alias_e.setStyleSheet(RED_BG)
def on_alias_edit():
alias_e.setStyleSheet("")
alias = str(alias_e.text())
self.config.set_key('alias', alias, True)
if alias:
self.fetch_alias()
set_alias_color()
self.connect(self, SIGNAL('alias_received'), set_alias_color)
alias_e.editingFinished.connect(on_alias_edit)
id_widgets.append((alias_label, alias_e))
# SSL certificate
msg = ' '.join([
_('SSL certificate used to sign payment requests.'),
_('Use setconfig to set ssl_chain and ssl_privkey.'),
])
if self.config.get('ssl_privkey') or self.config.get('ssl_chain'):
try:
SSL_identity = paymentrequest.check_ssl_config(self.config)
SSL_error = None
except BaseException as e:
SSL_identity = "error"
SSL_error = str(e)
else:
SSL_identity = ""
SSL_error = None
SSL_id_label = HelpLabel(_('SSL certificate') + ':', msg)
SSL_id_e = QLineEdit(SSL_identity)
SSL_id_e.setStyleSheet(RED_BG if SSL_error else GREEN_BG if SSL_identity else '')
if SSL_error:
SSL_id_e.setToolTip(SSL_error)
SSL_id_e.setReadOnly(True)
id_widgets.append((SSL_id_label, SSL_id_e))
units = ['BTC', 'mBTC', 'bits']
msg = _('Base unit of your wallet.')\
+ '\n1BTC=1000mBTC.\n' \
+ _(' These settings affects the fields in the Send tab')+' '
unit_label = HelpLabel(_('Base unit') + ':', msg)
unit_combo = QComboBox()
unit_combo.addItems(units)
unit_combo.setCurrentIndex(units.index(self.base_unit()))
def on_unit(x):
unit_result = units[unit_combo.currentIndex()]
if self.base_unit() == unit_result:
return
if unit_result == 'BTC':
self.decimal_point = 8
elif unit_result == 'mBTC':
self.decimal_point = 5
elif unit_result == 'bits':
self.decimal_point = 2
else:
raise Exception('Unknown base unit')
self.config.set_key('decimal_point', self.decimal_point, True)
self.update_history_tab()
self.update_receive_tab()
self.update_address_tab()
fee_e.setAmount(self.wallet.fee_per_kb(self.config))
self.update_status()
unit_combo.currentIndexChanged.connect(on_unit)
gui_widgets.append((unit_label, unit_combo))
block_explorers = sorted(block_explorer_info.keys())
msg = _('Choose which online block explorer to use for functions that open a web browser')
block_ex_label = HelpLabel(_('Online Block Explorer') + ':', msg)
block_ex_combo = QComboBox()
block_ex_combo.addItems(block_explorers)
block_ex_combo.setCurrentIndex(block_explorers.index(block_explorer(self.config)))
def on_be(x):
be_result = block_explorers[block_ex_combo.currentIndex()]
self.config.set_key('block_explorer', be_result, True)
block_ex_combo.currentIndexChanged.connect(on_be)
gui_widgets.append((block_ex_label, block_ex_combo))
from electrum import qrscanner
system_cameras = qrscanner._find_system_cameras()
qr_combo = QComboBox()
qr_combo.addItem("Default","default")
for camera, device in system_cameras.items():
qr_combo.addItem(camera, device)
#combo.addItem("Manually specify a device", config.get("video_device"))
index = qr_combo.findData(self.config.get("video_device"))
qr_combo.setCurrentIndex(index)
msg = _("Install the zbar package to enable this.\nOn linux, type: 'apt-get install python-zbar'")
qr_label = HelpLabel(_('Video Device') + ':', msg)
qr_combo.setEnabled(qrscanner.zbar is not None)
on_video_device = lambda x: self.config.set_key("video_device", str(qr_combo.itemData(x).toString()), True)
qr_combo.currentIndexChanged.connect(on_video_device)
gui_widgets.append((qr_label, qr_combo))
usechange_cb = QCheckBox(_('Use change addresses'))
usechange_cb.setChecked(self.wallet.use_change)
if not self.config.is_modifiable('use_change'): usechange_cb.setEnabled(False)
def on_usechange(x):
usechange_result = x == Qt.Checked
if self.wallet.use_change != usechange_result:
self.wallet.use_change = usechange_result
self.wallet.storage.put('use_change', self.wallet.use_change)
usechange_cb.stateChanged.connect(on_usechange)
usechange_cb.setToolTip(_('Using change addresses makes it more difficult for other people to track your transactions.'))
tx_widgets.append((usechange_cb, None))
showtx_cb = QCheckBox(_('View transaction before signing'))
showtx_cb.setChecked(self.show_before_broadcast())
showtx_cb.stateChanged.connect(lambda x: self.set_show_before_broadcast(showtx_cb.isChecked()))
showtx_cb.setToolTip(_('Display the details of your transactions before signing it.'))
tx_widgets.append((showtx_cb, None))
can_edit_fees_cb = QCheckBox(_('Set transaction fees manually'))
can_edit_fees_cb.setChecked(self.config.get('can_edit_fees', False))
def on_editfees(x):
self.config.set_key('can_edit_fees', x == Qt.Checked)
self.update_fee_edit()
can_edit_fees_cb.stateChanged.connect(on_editfees)
can_edit_fees_cb.setToolTip(_('This option lets you edit fees in the send tab.'))
tx_widgets.append((can_edit_fees_cb, None))
tabs_info = [
(tx_widgets, _('Transactions')),
(gui_widgets, _('Appearance')),
(id_widgets, _('Identity')),
]
for widgets, name in tabs_info:
tab = QWidget()
grid = QGridLayout(tab)
grid.setColumnStretch(0,1)
for a,b in widgets:
i = grid.rowCount()
if b:
grid.addWidget(a, i, 0)
grid.addWidget(b, i, 1)
else:
grid.addWidget(a, i, 0, 1, 2)
tabs.addTab(tab, name)
vbox.addWidget(tabs)
vbox.addStretch(1)
vbox.addLayout(Buttons(CloseButton(d)))
d.setLayout(vbox)
# run the dialog
d.exec_()
self.disconnect(self, SIGNAL('alias_received'), set_alias_color)
run_hook('close_settings_dialog')
if self.need_restart:
QMessageBox.warning(self, _('Success'), _('Please restart Electrum to activate the new GUI settings'), _('OK'))
def run_network_dialog(self):
if not self.network:
QMessageBox.warning(self, _('Offline'), _('You are using Electrum in offline mode.\nRestart Electrum if you want to get connected.'), _('OK'))
return
NetworkDialog(self.wallet.network, self.config, self).do_exec()
def closeEvent(self, event):
self.config.set_key("is_maximized", self.isMaximized())
if not self.isMaximized():
g = self.geometry()
self.config.set_key("winpos-qt", [g.left(),g.top(),g.width(),g.height()])
self.config.set_key("console-history", self.console.history[-50:], True)
event.accept()
def plugins_dialog(self):
from electrum.plugins import plugins, descriptions, is_available, loader
self.pluginsdialog = d = QDialog(self)
d.setWindowTitle(_('Electrum Plugins'))
d.setModal(1)
vbox = QVBoxLayout(d)
# plugins
scroll = QScrollArea()
scroll.setEnabled(True)
scroll.setWidgetResizable(True)
scroll.setMinimumSize(400,250)
vbox.addWidget(scroll)
w = QWidget()
scroll.setWidget(w)
w.setMinimumHeight(len(plugins)*35)
grid = QGridLayout()
grid.setColumnStretch(0,1)
w.setLayout(grid)
def do_toggle(cb, name, w):
p = plugins.get(name)
if p:
p.disable()
p.close()
plugins.pop(name)
else:
module = loader(name)
plugins[name] = p = module.Plugin(self.config, name)
p.enable()
p.wallet = self.wallet
p.load_wallet(self.wallet, self)
p.init_qt(self.gui_object)
r = p.is_enabled()
cb.setChecked(r)
if w: w.setEnabled(r)
def mk_toggle(cb, name, w):
return lambda: do_toggle(cb, name, w)
for i, descr in enumerate(descriptions):
name = descr['name']
p = plugins.get(name)
if descr.get('registers_wallet_type'):
continue
try:
cb = QCheckBox(descr['fullname'])
cb.setEnabled(is_available(name, self.wallet))
cb.setChecked(p is not None and p.is_enabled())
grid.addWidget(cb, i, 0)
if p and p.requires_settings():
w = p.settings_widget(self)
w.setEnabled(p.is_enabled())
grid.addWidget(w, i, 1)
else:
w = None
cb.clicked.connect(mk_toggle(cb, name, w))
msg = descr['description']
if descr.get('requires'):
msg += '\n\n' + _('Requires') + ':\n' + '\n'.join(map(lambda x: x[1], descr.get('requires')))
grid.addWidget(HelpButton(msg), i, 2)
except Exception:
print_msg("Error: cannot display plugin", name)
traceback.print_exc(file=sys.stdout)
grid.setRowStretch(i+1,1)
vbox.addLayout(Buttons(CloseButton(d)))
d.exec_()
def show_account_details(self, k):
account = self.wallet.accounts[k]
d = QDialog(self)
d.setWindowTitle(_('Account Details'))
d.setModal(1)
vbox = QVBoxLayout(d)
name = self.wallet.get_account_name(k)
label = QLabel('Name: ' + name)
vbox.addWidget(label)
vbox.addWidget(QLabel(_('Address type') + ': ' + account.get_type()))
vbox.addWidget(QLabel(_('Derivation') + ': ' + k))
vbox.addWidget(QLabel(_('Master Public Key:')))
text = QTextEdit()
text.setReadOnly(True)
text.setMaximumHeight(170)
vbox.addWidget(text)
mpk_text = '\n'.join( account.get_master_pubkeys() )
text.setText(mpk_text)
vbox.addLayout(Buttons(CloseButton(d)))
d.exec_()