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electrum/gui/qt/main_window.py

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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, datetime, re, threading
from electrum.i18n import _, set_language
from electrum.util import print_error, print_msg
import os.path, json, ast, traceback
import webbrowser
import shutil
import StringIO
import PyQt4
from PyQt4.QtGui import *
from PyQt4.QtCore import *
import PyQt4.QtCore as QtCore
from electrum.bitcoin import MIN_RELAY_TX_FEE, is_valid
from electrum.plugins import run_hook
import icons_rc
from electrum.wallet import format_satoshis
from electrum import Transaction
from electrum import mnemonic
from electrum import util, bitcoin, commands, Interface, Wallet
from electrum import SimpleConfig, Wallet, WalletStorage
from electrum import bmp, pyqrnative
from amountedit import AmountEdit, BTCAmountEdit, MyLineEdit
from network_dialog import NetworkDialog
from qrcodewidget import QRCodeWidget
from decimal import Decimal
import platform
import httplib
import socket
import webbrowser
import csv
if platform.system() == 'Windows':
MONOSPACE_FONT = 'Lucida Console'
elif platform.system() == 'Darwin':
MONOSPACE_FONT = 'Monaco'
else:
MONOSPACE_FONT = 'monospace'
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(func)
self.func = func
self.setIconSize(QSize(25,25))
def keyPressEvent(self, e):
if e.key() == QtCore.Qt.Key_Return:
apply(self.func,())
default_column_widths = { "history":[40,140,350,140], "contacts":[350,330], "receive": [370,200,130] }
class ElectrumWindow(QMainWindow):
def __init__(self, config, network, gui_object):
QMainWindow.__init__(self)
self.config = config
self.network = network
self.gui_object = gui_object
self.tray = gui_object.tray
self.go_lite = gui_object.go_lite
self.lite = None
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.invoices = {}
set_language(config.get('language'))
self.funds_error = False
self.completions = QStringListModel()
self.tabs = tabs = QTabWidget(self)
self.column_widths = self.config.get("column_widths_2", default_column_widths )
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_contacts_tab(), _('Contacts') )
tabs.addTab(self.create_invoices_tab(), _('Invoices') )
tabs.addTab(self.create_console_tab(), _('Console') )
tabs.setMinimumSize(600, 400)
tabs.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
self.setCentralWidget(tabs)
g = self.config.get("winpos-qt",[100, 100, 840, 400])
self.setGeometry(g[0], g[1], g[2], g[3])
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('update_status'), self.update_status)
self.connect(self, QtCore.SIGNAL('banner_signal'), lambda: self.console.showMessage(self.network.banner) )
self.connect(self, QtCore.SIGNAL('transaction_signal'), lambda: self.notify_transactions() )
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.history_list.setFocus(True)
# network callbacks
if self.network:
self.network.register_callback('updated', lambda: self.need_update.set())
self.network.register_callback('banner', lambda: self.emit(QtCore.SIGNAL('banner_signal')))
self.network.register_callback('disconnected', lambda: self.emit(QtCore.SIGNAL('update_status')))
self.network.register_callback('disconnecting', lambda: self.emit(QtCore.SIGNAL('update_status')))
self.network.register_callback('new_transaction', lambda: self.emit(QtCore.SIGNAL('transaction_signal')))
# set initial message
self.console.showMessage(self.network.banner)
self.wallet = None
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 load_wallet(self, wallet):
import electrum
self.wallet = wallet
self.update_wallet_format()
self.invoices = self.wallet.storage.get('invoices', {})
self.accounts_expanded = self.wallet.storage.get('accounts_expanded',{})
self.current_account = self.wallet.storage.get("current_account", None)
title = 'Electrum ' + self.wallet.electrum_version + ' - ' + self.wallet.storage.path
if self.wallet.is_watching_only(): title += ' [%s]' % (_('watching only'))
self.setWindowTitle( title )
self.update_wallet()
# 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.setEnabled(self.wallet.can_create_accounts())
self.private_keys_menu.setEnabled(not self.wallet.is_watching_only())
self.password_menu.setEnabled(not self.wallet.is_watching_only())
self.seed_menu.setEnabled(self.wallet.has_seed())
self.mpk_menu.setEnabled(self.wallet.is_deterministic())
self.import_menu.setEnabled(self.wallet.can_import())
self.update_lock_icon()
self.update_buttons_on_seed()
self.update_console()
run_hook('load_wallet', wallet)
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"))
try:
self.wallet.convert_imported_keys(password)
except:
self.show_message("error")
def open_wallet(self):
wallet_folder = self.wallet.storage.path
filename = unicode( QFileDialog.getOpenFileName(self, "Select your wallet file", wallet_folder) )
if not filename:
return
storage = WalletStorage({'wallet_path': filename})
if not storage.file_exists:
self.show_message("file not found "+ filename)
return
self.wallet.stop_threads()
# create new wallet
wallet = Wallet(storage)
wallet.start_threads(self.network)
self.load_wallet(wallet)
def backup_wallet(self):
import shutil
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 new_wallet(self):
import installwizard
wallet_folder = os.path.dirname(self.wallet.storage.path)
filename = unicode( QFileDialog.getSaveFileName(self, _('Enter a new file name'), wallet_folder) )
if not filename:
return
filename = os.path.join(wallet_folder, filename)
storage = WalletStorage({'wallet_path': filename})
if storage.file_exists:
QMessageBox.critical(None, "Error", _("File exists"))
return
wizard = installwizard.InstallWizard(self.config, self.network, storage)
wallet = wizard.run('new')
if wallet:
self.load_wallet(wallet)
def init_menubar(self):
menubar = QMenuBar()
file_menu = menubar.addMenu(_("&File"))
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.addAction(_("&Quit"), self.close)
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.private_keys_menu.addAction(_("&Export"), self.export_privkeys_dialog)
wallet_menu.addAction(_("&Export History"), self.export_history_dialog)
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()
csv_transaction_menu = tools_menu.addMenu(_("&Create transaction"))
csv_transaction_menu.addAction(_("&From CSV file"), self.do_process_from_csv_file)
csv_transaction_menu.addAction(_("&From CSV text"), self.do_process_from_csv_text)
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)
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.org/documentation.html")).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 notify_transactions(self):
if not self.network or not self.network.is_connected():
return
print_error("Notifying GUI")
if len(self.network.pending_transactions_for_notifications) > 0:
# Combine the transactions if there are more then three
tx_amount = len(self.network.pending_transactions_for_notifications)
if(tx_amount >= 3):
total_amount = 0
for tx in self.network.pending_transactions_for_notifications:
is_relevant, is_mine, v, fee = self.wallet.get_tx_value(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.network.pending_transactions_for_notifications = []
else:
for tx in self.network.pending_transactions_for_notifications:
if tx:
self.network.pending_transactions_for_notifications.remove(tx)
is_relevant, is_mine, v, fee = self.wallet.get_tx_value(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):
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):
QMainWindow.close(self)
run_hook('close_main_window')
def connect_slots(self, sender):
self.connect(sender, QtCore.SIGNAL('timersignal'), self.timer_actions)
self.previous_payto_e=''
def timer_actions(self):
if self.need_update.is_set():
self.update_wallet()
self.need_update.clear()
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 [5,8]
return "BTC" if self.decimal_point == 8 else "mBTC"
def update_status(self):
if self.network is None or not self.network.is_running():
text = _("Offline")
icon = QIcon(":icons/status_disconnected.png")
elif self.network.is_connected():
if not self.wallet.up_to_date:
text = _("Synchronizing...")
icon = QIcon(":icons/status_waiting.png")
elif self.network.server_lag > 1:
text = _("Server is lagging (%d blocks)"%self.network.server_lag)
icon = QIcon(":icons/status_lagging.png")
else:
c, u = 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() )
# 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
self.tray.setToolTip(text)
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.up_to_date or not self.network or not self.network.is_connected():
self.update_history_tab()
self.update_receive_tab()
self.update_contacts_tab()
self.update_completions()
self.update_invoices_tab()
def create_history_tab(self):
self.history_list = l = MyTreeWidget(self)
l.setColumnCount(5)
for i,width in enumerate(self.column_widths['history']):
l.setColumnWidth(i, width)
l.setHeaderLabels( [ '', _('Date'), _('Description') , _('Amount'), _('Balance')] )
self.connect(l, SIGNAL('itemDoubleClicked(QTreeWidgetItem*, int)'), self.tx_label_clicked)
self.connect(l, SIGNAL('itemChanged(QTreeWidgetItem*, int)'), self.tx_label_changed)
l.customContextMenuRequested.connect(self.create_history_menu)
return l
def create_history_menu(self, position):
self.history_list.selectedIndexes()
item = self.history_list.currentItem()
be = self.config.get('block_explorer', 'Blockchain.info')
if be == 'Blockchain.info':
block_explorer = 'https://blockchain.info/tx/'
elif be == 'Blockr.io':
block_explorer = 'https://blockr.io/tx/info/'
elif be == 'Insight.is':
block_explorer = 'http://live.insight.is/tx/'
if not item: return
tx_hash = str(item.data(0, Qt.UserRole).toString())
if not tx_hash: return
menu = QMenu()
menu.addAction(_("Copy ID to Clipboard"), lambda: self.app.clipboard().setText(tx_hash))
menu.addAction(_("Details"), lambda: self.show_transaction(self.wallet.transactions.get(tx_hash)))
menu.addAction(_("Edit description"), lambda: self.tx_label_clicked(item,2))
menu.addAction(_("View on block explorer"), lambda: webbrowser.open(block_explorer + tx_hash))
menu.exec_(self.contacts_list.viewport().mapToGlobal(position))
def show_transaction(self, tx):
import transaction_dialog
d = transaction_dialog.TxDialog(tx, self)
d.exec_()
def tx_label_clicked(self, item, column):
if column==2 and item.isSelected():
self.is_edit=True
item.setFlags(Qt.ItemIsEditable|Qt.ItemIsSelectable | Qt.ItemIsUserCheckable | Qt.ItemIsEnabled | Qt.ItemIsDragEnabled)
self.history_list.editItem( item, column )
item.setFlags(Qt.ItemIsSelectable | Qt.ItemIsUserCheckable | Qt.ItemIsEnabled | Qt.ItemIsDragEnabled)
self.is_edit=False
def tx_label_changed(self, item, column):
if self.is_edit:
return
self.is_edit=True
tx_hash = str(item.data(0, Qt.UserRole).toString())
tx = self.wallet.transactions.get(tx_hash)
text = unicode( item.text(2) )
self.wallet.set_label(tx_hash, text)
if text:
item.setForeground(2, QBrush(QColor('black')))
else:
text = self.wallet.get_default_label(tx_hash)
item.setText(2, text)
item.setForeground(2, QBrush(QColor('gray')))
self.is_edit=False
def edit_label(self, is_recv):
l = self.receive_list if is_recv else self.contacts_list
item = l.currentItem()
item.setFlags(Qt.ItemIsEditable|Qt.ItemIsSelectable | Qt.ItemIsUserCheckable | Qt.ItemIsEnabled | Qt.ItemIsDragEnabled)
l.editItem( item, 1 )
item.setFlags(Qt.ItemIsSelectable | Qt.ItemIsUserCheckable | Qt.ItemIsEnabled | Qt.ItemIsDragEnabled)
def address_label_clicked(self, item, column, l, column_addr, column_label):
if column == column_label and item.isSelected():
is_editable = item.data(0, 32).toBool()
if not is_editable:
return
addr = unicode( item.text(column_addr) )
label = unicode( item.text(column_label) )
item.setFlags(Qt.ItemIsEditable|Qt.ItemIsSelectable | Qt.ItemIsUserCheckable | Qt.ItemIsEnabled | Qt.ItemIsDragEnabled)
l.editItem( item, column )
item.setFlags(Qt.ItemIsSelectable | Qt.ItemIsUserCheckable | Qt.ItemIsEnabled | Qt.ItemIsDragEnabled)
def address_label_changed(self, item, column, l, column_addr, column_label):
if column == column_label:
addr = unicode( item.text(column_addr) )
text = unicode( item.text(column_label) )
is_editable = item.data(0, 32).toBool()
if not is_editable:
return
changed = self.wallet.set_label(addr, text)
if changed:
self.update_history_tab()
self.update_completions()
self.current_item_changed(item)
run_hook('item_changed', item, column)
def current_item_changed(self, a):
run_hook('current_item_changed', a)
def update_history_tab(self):
self.history_list.clear()
for item in self.wallet.get_tx_history(self.current_account):
tx_hash, conf, is_mine, value, fee, balance, timestamp = item
time_str = _("unknown")
if conf > 0:
try:
time_str = datetime.datetime.fromtimestamp( timestamp).isoformat(' ')[:-3]
except Exception:
time_str = _("error")
if conf == -1:
time_str = 'unverified'
icon = QIcon(":icons/unconfirmed.png")
elif conf == 0:
time_str = 'pending'
icon = QIcon(":icons/unconfirmed.png")
elif conf < 6:
icon = QIcon(":icons/clock%d.png"%conf)
else:
icon = QIcon(":icons/confirmed.png")
if value is not None:
v_str = self.format_amount(value, True, whitespaces=True)
else:
v_str = '--'
balance_str = self.format_amount(balance, whitespaces=True)
if tx_hash:
label, is_default_label = self.wallet.get_label(tx_hash)
else:
label = _('Pruned transaction outputs')
is_default_label = False
item = QTreeWidgetItem( [ '', time_str, label, v_str, balance_str] )
item.setFont(2, QFont(MONOSPACE_FONT))
item.setFont(3, QFont(MONOSPACE_FONT))
item.setFont(4, QFont(MONOSPACE_FONT))
if value < 0:
item.setForeground(3, QBrush(QColor("#BC1E1E")))
if tx_hash:
item.setData(0, Qt.UserRole, tx_hash)
item.setToolTip(0, "%d %s\nTxId:%s" % (conf, _('Confirmations'), tx_hash) )
if is_default_label:
item.setForeground(2, QBrush(QColor('grey')))
item.setIcon(0, icon)
self.history_list.insertTopLevelItem(0,item)
self.history_list.setCurrentItem(self.history_list.topLevelItem(0))
run_hook('history_tab_update')
def create_send_tab(self):
w = QWidget()
self.send_grid = grid = QGridLayout(w)
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.amount_e)
self.payto_help = HelpButton(_('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)'))
grid.addWidget(QLabel(_('Pay to')), 1, 0)
grid.addWidget(self.payto_e, 1, 1, 1, 3)
grid.addWidget(self.payto_help, 1, 4)
completer = QCompleter()
completer.setCaseSensitivity(False)
self.payto_e.setCompleter(completer)
completer.setModel(self.completions)
self.message_e = MyLineEdit()
self.message_help = HelpButton(_('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.'))
grid.addWidget(QLabel(_('Description')), 2, 0)
grid.addWidget(self.message_e, 2, 1, 1, 3)
grid.addWidget(self.message_help, 2, 4)
self.from_label = QLabel(_('From'))
grid.addWidget(self.from_label, 3, 0)
self.from_list = MyTreeWidget(self)
self.from_list.setColumnCount(2)
self.from_list.setColumnWidth(0, 350)
self.from_list.setColumnWidth(1, 50)
self.from_list.setHeaderHidden(True)
self.from_list.setMaximumHeight(80)
self.from_list.setContextMenuPolicy(Qt.CustomContextMenu)
self.from_list.customContextMenuRequested.connect(self.from_list_menu)
grid.addWidget(self.from_list, 3, 1, 1, 3)
self.set_pay_from([])
self.amount_help = HelpButton(_('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.'))
grid.addWidget(QLabel(_('Amount')), 4, 0)
grid.addWidget(self.amount_e, 4, 1, 1, 2)
grid.addWidget(self.amount_help, 4, 3)
self.fee_e = BTCAmountEdit(self.get_decimal_point)
grid.addWidget(QLabel(_('Fee')), 5, 0)
grid.addWidget(self.fee_e, 5, 1, 1, 2)
grid.addWidget(HelpButton(
_('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.')), 5, 3)
self.send_button = EnterButton(_("Send"), self.do_send)
grid.addWidget(self.send_button, 6, 1)
b = EnterButton(_("Clear"), self.do_clear)
grid.addWidget(b, 6, 2)
self.payto_sig = QLabel('')
grid.addWidget(self.payto_sig, 7, 0, 1, 4)
#QShortcut(QKeySequence("Up"), w, w.focusPreviousChild)
#QShortcut(QKeySequence("Down"), w, w.focusNextChild)
w.setLayout(grid)
def entry_changed( is_fee ):
self.funds_error = False
if self.amount_e.is_shortcut:
self.amount_e.is_shortcut = False
sendable = self.get_sendable_balance()
# there is only one output because we are completely spending inputs
inputs, total, fee = self.wallet.choose_tx_inputs( sendable, 0, 1, coins = self.get_coins())
fee = self.wallet.estimated_fee(inputs, 1)
amount = total - fee
self.amount_e.setText( self.format_amount(amount) )
self.fee_e.setText( self.format_amount( fee ) )
return
amount = self.amount_e.get_amount()
fee = self.fee_e.get_amount()
if not is_fee: fee = None
if amount is None:
return
# assume that there will be 2 outputs (one for change)
inputs, total, fee = self.wallet.choose_tx_inputs(amount, fee, 2, coins = self.get_coins())
if not is_fee:
self.fee_e.setText( self.format_amount( fee ) )
if inputs:
palette = QPalette()
palette.setColor(self.amount_e.foregroundRole(), QColor('black'))
text = ""
else:
palette = QPalette()
palette.setColor(self.amount_e.foregroundRole(), QColor('red'))
self.funds_error = True
text = _( "Not enough funds" )
c, u = self.wallet.get_frozen_balance()
if c+u: text += ' (' + self.format_amount(c+u).strip() + ' ' + self.base_unit() + ' ' +_("are frozen") + ')'
self.statusBar().showMessage(text)
self.amount_e.setPalette(palette)
self.fee_e.setPalette(palette)
self.amount_e.textChanged.connect(lambda: entry_changed(False) )
self.fee_e.textChanged.connect(lambda: entry_changed(True) )
run_hook('create_send_tab', grid)
return w
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_unspent_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 update_completions(self):
l = []
for addr,label in self.wallet.labels.items():
if addr in self.wallet.addressbook:
l.append( label + ' <' + addr + '>')
run_hook('update_completions', l)
self.completions.setStringList(l)
def protected(func):
return lambda s, *args: s.do_protect(func, args)
def do_send(self):
label = unicode( self.message_e.text() )
if self.gui_object.payment_request:
outputs = self.gui_object.payment_request.outputs
else:
outputs = self.payto_e.get_outputs()
if not outputs:
QMessageBox.warning(self, _('Error'), _('No outputs'), _('OK'))
return
for addr, x in outputs:
if addr is None or not bitcoin.is_address(addr):
QMessageBox.warning(self, _('Error'), _('Invalid Bitcoin Address'), _('OK'))
return
if x is None:
QMessageBox.warning(self, _('Error'), _('Invalid Amount'), _('OK'))
return
amount = sum(map(lambda x:x[1], outputs))
try:
fee = self.fee_e.get_amount()
except Exception:
QMessageBox.warning(self, _('Error'), _('Invalid Fee'), _('OK'))
return
confirm_amount = self.config.get('confirm_amount', 100000000)
if amount >= confirm_amount:
o = '\n'.join(map(lambda x:x[0], outputs))
if not self.question(_("send %(amount)s to %(address)s?")%{ 'amount' : self.format_amount(amount) + ' '+ self.base_unit(), 'address' : o}):
return
confirm_fee = self.config.get('confirm_fee', 100000)
if fee >= confirm_fee:
if not self.question(_("The fee for this transaction seems unusually high.\nAre you really sure you want to pay %(fee)s in fees?")%{ 'fee' : self.format_amount(fee) + ' '+ self.base_unit()}):
return
self.send_tx(outputs, fee, label)
@protected
def send_tx(self, outputs, fee, label, password):
self.send_button.setDisabled(True)
# first, create an unsigned tx
coins = self.get_coins()
try:
tx = self.wallet.make_unsigned_transaction(outputs, fee, None, coins = coins)
tx.error = None
except Exception as e:
traceback.print_exc(file=sys.stdout)
self.show_message(str(e))
self.send_button.setDisabled(False)
return
# call hook to see if plugin needs gui interaction
run_hook('send_tx', tx)
# sign the tx
def sign_thread():
time.sleep(0.1)
keypairs = {}
self.wallet.add_keypairs_from_wallet(tx, keypairs, password)
self.wallet.sign_transaction(tx, keypairs, password)
return tx, fee, label
def sign_done(tx, fee, label):
if tx.error:
self.show_message(tx.error)
self.send_button.setDisabled(False)
return
if tx.requires_fee(self.wallet.verifier) and fee < MIN_RELAY_TX_FEE:
QMessageBox.warning(self, _('Error'), _("This transaction requires a higher fee, or it will not be propagated by the network."), _('OK'))
self.send_button.setDisabled(False)
return
if label:
self.wallet.set_label(tx.hash(), label)
if not tx.is_complete() or self.config.get('show_before_broadcast'):
self.show_transaction(tx)
self.do_clear()
self.send_button.setDisabled(False)
return
self.broadcast_transaction(tx)
self.waiting_dialog = WaitingDialog(self, 'Signing..', sign_thread, sign_done)
self.waiting_dialog.start()
def broadcast_transaction(self, tx):
def broadcast_thread():
if self.gui_object.payment_request:
refund_address = self.wallet.addresses()[0]
status, msg = self.gui_object.payment_request.send_ack(str(tx), refund_address)
self.gui_object.payment_request = None
else:
status, msg = self.wallet.sendtx(tx)
return status, msg
def broadcast_done(status, msg):
if status:
QMessageBox.information(self, '', _('Payment sent.') + '\n' + msg, _('OK'))
self.do_clear()
else:
QMessageBox.warning(self, _('Error'), msg, _('OK'))
self.send_button.setDisabled(False)
self.waiting_dialog = WaitingDialog(self, 'Broadcasting..', 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)
for h in [self.payto_help, self.amount_help, self.message_help]:
h.hide()
self.payto_e.setText(_("please wait..."))
return True
def payment_request_ok(self):
pr = self.gui_object.payment_request
pr_id = pr.get_id()
# save it
self.invoices[pr_id] = (pr.get_domain(), pr.get_amount())
self.wallet.storage.put('invoices', self.invoices)
self.update_invoices_tab()
self.payto_help.show()
self.payto_help.set_alt(lambda: self.show_pr_details(pr))
self.payto_e.setGreen()
self.payto_e.setText(pr.domain)
self.amount_e.setText(self.format_amount(pr.get_amount()))
self.message_e.setText(pr.memo)
def payment_request_error(self):
self.do_clear()
self.show_message(self.gui_object.payment_request.error)
self.gui_object.payment_request = None
def set_send(self, address, amount, label, message):
if label and self.wallet.labels.get(address) != label:
if self.question('Give label "%s" to address %s ?'%(label,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)
self.tabs.setCurrentIndex(1)
label = self.wallet.labels.get(address)
m_addr = label + ' <'+ address +'>' if label else address
self.payto_e.setText(m_addr)
self.message_e.setText(message)
if amount:
self.amount_e.setText(amount)
def do_clear(self):
self.payto_e.is_pr = False
self.payto_sig.setVisible(False)
for e in [self.payto_e, self.message_e, self.amount_e, self.fee_e]:
e.setText('')
e.setFrozen(False)
for h in [self.payto_help, self.amount_help, self.message_help]:
h.show()
self.payto_help.set_alt(None)
self.set_pay_from([])
self.update_status()
def set_addrs_frozen(self,addrs,freeze):
for addr in addrs:
if not addr: continue
if addr in self.wallet.frozen_addresses and not freeze:
self.wallet.unfreeze(addr)
elif addr not in self.wallet.frozen_addresses and freeze:
self.wallet.freeze(addr)
self.update_receive_tab()
def create_list_tab(self, headers):
"generic tab creation method"
l = MyTreeWidget(self)
l.setColumnCount( len(headers) )
l.setHeaderLabels( headers )
w = QWidget()
vbox = QVBoxLayout()
w.setLayout(vbox)
vbox.setMargin(0)
vbox.setSpacing(0)
vbox.addWidget(l)
buttons = QWidget()
vbox.addWidget(buttons)
return l, w
def create_receive_tab(self):
l, w = self.create_list_tab([ _('Address'), _('Label'), _('Balance'), _('Tx')])
l.setContextMenuPolicy(Qt.CustomContextMenu)
l.customContextMenuRequested.connect(self.create_receive_menu)
l.setSelectionMode(QAbstractItemView.ExtendedSelection)
self.connect(l, SIGNAL('itemDoubleClicked(QTreeWidgetItem*, int)'), lambda a, b: self.address_label_clicked(a,b,l,0,1))
self.connect(l, SIGNAL('itemChanged(QTreeWidgetItem*, int)'), lambda a,b: self.address_label_changed(a,b,l,0,1))
self.connect(l, SIGNAL('currentItemChanged(QTreeWidgetItem*, QTreeWidgetItem*)'), lambda a,b: self.current_item_changed(a))
self.receive_list = l
return w
def save_column_widths(self):
self.column_widths["receive"] = []
for i in range(self.receive_list.columnCount() -1):
self.column_widths["receive"].append(self.receive_list.columnWidth(i))
self.column_widths["history"] = []
for i in range(self.history_list.columnCount() - 1):
self.column_widths["history"].append(self.history_list.columnWidth(i))
self.column_widths["contacts"] = []
for i in range(self.contacts_list.columnCount() - 1):
self.column_widths["contacts"].append(self.contacts_list.columnWidth(i))
self.config.set_key("column_widths_2", self.column_widths, True)
def create_contacts_tab(self):
l, w = self.create_list_tab([_('Address'), _('Label'), _('Tx')])
l.setContextMenuPolicy(Qt.CustomContextMenu)
l.customContextMenuRequested.connect(self.create_contact_menu)
for i,width in enumerate(self.column_widths['contacts']):
l.setColumnWidth(i, width)
self.connect(l, SIGNAL('itemDoubleClicked(QTreeWidgetItem*, int)'), lambda a, b: self.address_label_clicked(a,b,l,0,1))
self.connect(l, SIGNAL('itemChanged(QTreeWidgetItem*, int)'), lambda a,b: self.address_label_changed(a,b,l,0,1))
self.contacts_list = l
return w
def create_invoices_tab(self):
l, w = self.create_list_tab([_('Requestor'), _('Amount'), _('Status')])
l.setContextMenuPolicy(Qt.CustomContextMenu)
l.customContextMenuRequested.connect(self.create_invoice_menu)
self.invoices_list = l
return w
def update_invoices_tab(self):
invoices = self.wallet.storage.get('invoices', {})
l = self.invoices_list
l.clear()
for item, value in invoices.items():
domain, amount = value
item = QTreeWidgetItem( [ domain, self.format_amount(amount), ""] )
l.addTopLevelItem(item)
l.setCurrentItem(l.topLevelItem(0))
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_receive_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_receive_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()
if item.isExpanded():
menu.addAction(_("Minimize"), lambda: self.account_set_expanded(item, k, False))
else:
menu.addAction(_("Maximize"), lambda: self.account_set_expanded(item, k, True))
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.receive_list.viewport().mapToGlobal(position))
def delete_pending_account(self, k):
self.wallet.delete_pending_account(k)
self.update_receive_tab()
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.receive_list.selectedIndexes()
selected = self.receive_list.selectedItems()
multi_select = len(selected) > 1
addrs = [unicode(item.text(0)) for item in selected]
if not multi_select:
item = self.receive_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(_("QR code"), lambda: self.show_qrcode("bitcoin:" + addr, _("Address")) )
menu.addAction(_("Edit label"), lambda: self.edit_label(True))
menu.addAction(_("Public keys"), lambda: self.show_public_keys(addr))
if not self.wallet.is_watching_only():
menu.addAction(_("Private key"), lambda: self.show_private_key(addr))
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))
if any(addr not in self.wallet.frozen_addresses for addr in addrs):
menu.addAction(_("Freeze"), lambda: self.set_addrs_frozen(addrs, True))
if any(addr in self.wallet.frozen_addresses for addr in addrs):
menu.addAction(_("Unfreeze"), lambda: self.set_addrs_frozen(addrs, False))
if any(addr not in self.wallet.frozen_addresses for addr in addrs):
menu.addAction(_("Send From"), lambda: self.send_from_addresses(addrs))
run_hook('receive_menu', menu, addrs)
menu.exec_(self.receive_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)
for i in self.wallet.frozen_addresses:
if i in domain: domain.remove(i)
return self.wallet.get_unspent_coins(domain)
def send_from_addresses(self, addrs):
self.set_pay_from( addrs )
self.tabs.setCurrentIndex(1)
def payto(self, addr):
if not addr: return
label = self.wallet.labels.get(addr)
m_addr = label + ' <' + addr + '>' if label else addr
self.tabs.setCurrentIndex(1)
self.payto_e.setText(m_addr)
self.amount_e.setFocus()
def delete_contact(self, x):
if self.question(_("Do you want to remove")+" %s "%x +_("from your list of contacts?")):
self.wallet.delete_contact(x)
self.wallet.set_label(x, None)
self.update_history_tab()
self.update_contacts_tab()
self.update_completions()
def create_contact_menu(self, position):
item = self.contacts_list.itemAt(position)
menu = QMenu()
if not item:
menu.addAction(_("New contact"), lambda: self.new_contact_dialog())
else:
addr = unicode(item.text(0))
label = unicode(item.text(1))
is_editable = item.data(0,32).toBool()
payto_addr = item.data(0,33).toString()
menu.addAction(_("Copy to Clipboard"), lambda: self.app.clipboard().setText(addr))
menu.addAction(_("Pay to"), lambda: self.payto(payto_addr))
menu.addAction(_("QR code"), lambda: self.show_qrcode("bitcoin:" + addr, _("Address")))
if is_editable:
menu.addAction(_("Edit label"), lambda: self.edit_label(False))
menu.addAction(_("Delete"), lambda: self.delete_contact(addr))
run_hook('create_contact_menu', menu, item)
menu.exec_(self.contacts_list.viewport().mapToGlobal(position))
def delete_invoice(self, item):
self.invoices.pop(key)
self.wallet.storage.put('invoices', self.invoices)
self.update_invoices_tab()
def show_invoice(self, key):
from electrum.paymentrequest import PaymentRequest
domain, value = self.invoices[key]
pr = PaymentRequest(self.config)
pr.read_file(key)
pr.domain = domain
pr.verify()
self.show_pr_details(pr)
def show_pr_details(self, pr):
msg = 'Domain: ' + pr.domain
msg += '\nStatus: ' + pr.get_status()
msg += '\nMemo: ' + pr.memo
msg += '\nPayment URL: ' + pr.payment_url
msg += '\n\nOutputs:\n' + '\n'.join(map(lambda x: x[0] + ' ' + self.format_amount(x[1])+ self.base_unit(), pr.get_outputs()))
QMessageBox.information(self, 'Invoice', msg , 'OK')
def create_invoice_menu(self, position):
item = self.invoices_list.itemAt(position)
if not item:
return
k = self.invoices_list.indexOfTopLevelItem(item)
key = self.invoices.keys()[k]
menu = QMenu()
menu.addAction(_("Details"), lambda: self.show_invoice(key))
menu.addAction(_("Delete"), lambda: self.delete_invoice(key))
menu.exec_(self.invoices_list.viewport().mapToGlobal(position))
def update_receive_item(self, item):
item.setFont(0, QFont(MONOSPACE_FONT))
address = str(item.data(0,0).toString())
label = self.wallet.labels.get(address,'')
item.setData(1,0,label)
item.setData(0,32, True) # is editable
run_hook('update_receive_item', address, item)
if not self.wallet.is_mine(address): return
c, u = self.wallet.get_addr_balance(address)
balance = self.format_amount(c + u)
item.setData(2,0,balance)
if address in self.wallet.frozen_addresses:
item.setBackgroundColor(0, QColor('lightblue'))
def update_receive_tab(self):
l = self.receive_list
# extend the syntax for consistency
l.addChild = l.addTopLevelItem
l.insertChild = l.insertTopLevelItem
l.clear()
for i,width in enumerate(self.column_widths['receive']):
l.setColumnWidth(i, width)
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 = self.wallet.get_account_balance(k)
account_item = QTreeWidgetItem( [ name, '', self.format_amount(c+u), ''] )
l.addTopLevelItem(account_item)
account_item.setExpanded(self.accounts_expanded.get(k, True))
account_item.setData(0, 32, k)
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
is_red = False
gap = 0
for address in account.get_addresses(is_change):
num, is_used = self.wallet.is_used(address)
if num == 0:
gap += 1
if gap > self.wallet.gap_limit:
is_red = True
else:
gap = 0
item = QTreeWidgetItem( [ address, '', '', "%d"%num] )
self.update_receive_item(item)
if is_red:
item.setBackgroundColor(1, 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)
# we use column 1 because column 0 may be hidden
l.setCurrentItem(l.topLevelItem(0),1)
def update_contacts_tab(self):
l = self.contacts_list
l.clear()
for address in self.wallet.addressbook:
label = self.wallet.labels.get(address,'')
n = self.wallet.get_num_tx(address)
item = QTreeWidgetItem( [ address, label, "%d"%n] )
item.setFont(0, QFont(MONOSPACE_FONT))
# 32 = label can be edited (bool)
item.setData(0,32, True)
# 33 = payto string
item.setData(0,33, address)
l.addTopLevelItem(item)
run_hook('update_contacts_tab', l)
l.setCurrentItem(l.topLevelItem(0))
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.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_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)
if (int(qtVersion[0]) >= 4 and int(qtVersion[2]) >= 7):
sb.addPermanentWidget( StatusBarButton( QIcon(":icons/switchgui.png"), _("Switch to Lite Mode"), self.go_lite ) )
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):
if self.wallet.has_seed():
self.seed_button.show()
else:
self.seed_button.hide()
if not self.wallet.is_watching_only():
self.password_button.show()
self.send_button.setText(_("Send"))
else:
self.password_button.hide()
self.send_button.setText(_("Create unsigned transaction"))
def change_password_dialog(self):
from password_dialog import PasswordDialog
d = PasswordDialog(self.wallet, self)
d.run()
self.update_lock_icon()
def new_contact_dialog(self):
d = QDialog(self)
d.setWindowTitle(_("New Contact"))
vbox = QVBoxLayout(d)
vbox.addWidget(QLabel(_('New Contact')+':'))
grid = QGridLayout()
line1 = QLineEdit()
line2 = QLineEdit()
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(ok_cancel_buttons(d))
if not d.exec_():
return
address = str(line1.text())
label = unicode(line2.text())
if not is_valid(address):
QMessageBox.warning(self, _('Error'), _('Invalid Address'), _('OK'))
return
self.wallet.add_contact(address)
if label:
self.wallet.set_label(address, label)
self.update_contacts_tab()
self.update_history_tab()
self.update_completions()
self.tabs.setCurrentIndex(3)
@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(ok_cancel_buttons(dialog))
dialog.setLayout(vbox)
r = dialog.exec_()
if not r: return
name = str(e.text())
if not name: return
self.wallet.create_pending_account(name, password)
self.update_receive_tab()
self.tabs.setCurrentIndex(2)
def show_master_public_keys(self):
dialog = QDialog(self)
dialog.setModal(1)
dialog.setWindowTitle(_("Master Public Keys"))
main_layout = QGridLayout()
mpk_dict = self.wallet.get_master_public_keys()
i = 0
for key, value in mpk_dict.items():
main_layout.addWidget(QLabel(key), i, 0)
mpk_text = QTextEdit()
mpk_text.setReadOnly(True)
mpk_text.setMaximumHeight(170)
mpk_text.setText(value)
main_layout.addWidget(mpk_text, i + 1, 0)
i += 2
vbox = QVBoxLayout()
vbox.addLayout(main_layout)
vbox.addLayout(close_button(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 Exception:
QMessageBox.warning(self, _('Error'), _('Incorrect Password'), _('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 = QDialog(self)
d.setModal(1)
d.setWindowTitle(title)
d.setMinimumSize(270, 300)
vbox = QVBoxLayout()
qrw = QRCodeWidget(data)
vbox.addWidget(qrw, 1)
vbox.addWidget(QLabel(data), 0, Qt.AlignHCenter)
hbox = QHBoxLayout()
hbox.addStretch(1)
filename = os.path.join(self.config.path, "qrcode.bmp")
def print_qr():
bmp.save_qrcode(qrw.qr, filename)
QMessageBox.information(None, _('Message'), _("QR code saved to file") + " " + filename, _('OK'))
def copy_to_clipboard():
bmp.save_qrcode(qrw.qr, filename)
self.app.clipboard().setImage(QImage(filename))
QMessageBox.information(None, _('Message'), _("QR code saved to clipboard"), _('OK'))
b = QPushButton(_("Copy"))
hbox.addWidget(b)
b.clicked.connect(copy_to_clipboard)
b = QPushButton(_("Save"))
hbox.addWidget(b)
b.clicked.connect(print_qr)
b = QPushButton(_("Close"))
hbox.addWidget(b)
b.clicked.connect(d.accept)
b.setDefault(True)
vbox.addLayout(hbox)
d.setLayout(vbox)
d.exec_()
def do_protect(self, func, args):
if self.wallet.use_encryption:
password = self.password_dialog()
if not password:
return
else:
password = None
if args != (False,):
args = (self,) + args + (password,)
else:
args = (self,password)
apply( func, args)
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)
vbox = QVBoxLayout()
vbox.addWidget( QLabel(_("Address") + ': ' + address))
vbox.addWidget( QLabel(_("Public key") + ':'))
keys = QTextEdit()
keys.setReadOnly(True)
keys.setText('\n'.join(pubkey_list))
vbox.addWidget(keys)
#vbox.addWidget( QRCodeWidget('\n'.join(pk_list)) )
vbox.addLayout(close_button(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)
vbox = QVBoxLayout()
vbox.addWidget( QLabel(_("Address") + ': ' + address))
vbox.addWidget( QLabel(_("Private key") + ':'))
keys = QTextEdit()
keys.setReadOnly(True)
keys.setText('\n'.join(pk_list))
vbox.addWidget(keys)
vbox.addWidget( QRCodeWidget('\n'.join(pk_list)) )
vbox.addLayout(close_button(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)
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')
if bitcoin.verify_message(address.text(), str(signature.toPlainText()), 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 Exception as e:
self.show_message(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 Exception as e:
self.show_message(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.getpubkeys(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 password_dialog(self, msg=None):
d = QDialog(self)
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(ok_cancel_buttons(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"
try:
txt.decode('hex')
tx = Transaction(txt)
return tx
except Exception:
pass
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)
pass
QMessageBox.critical(None, _("Unable to parse transaction"), _("Electrum was unable to parse your transaction"))
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)
@protected
def sign_raw_transaction(self, tx, input_info, password):
self.wallet.signrawtransaction(tx, input_info, [], password)
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:
r = self.network.synchronous_get([ ('blockchain.transaction.get',[str(txid)]) ])[0]
if r:
tx = transaction.Transaction(r)
if tx:
self.show_transaction(tx)
else:
self.show_message("unknown transaction")
def do_process_from_csvReader(self, csvReader):
outputs = []
errors = []
errtext = ""
try:
for position, row in enumerate(csvReader):
address = row[0]
if not is_valid(address):
errors.append((position, address))
continue
amount = Decimal(row[1])
amount = int(100000000*amount)
outputs.append((address, amount))
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
if errors != []:
for x in errors:
errtext += "CSV Row " + str(x[0]+1) + ": " + x[1] + "\n"
QMessageBox.critical(None, _("Invalid Addresses"), _("ABORTING! Invalid Addresses found:") + "\n\n" + errtext)
return
try:
tx = self.wallet.make_unsigned_transaction(outputs, None, None)
except Exception as e:
self.show_message(str(e))
return
self.show_transaction(tx)
def do_process_from_csv_file(self):
fileName = self.getOpenFileName(_("Select your transaction CSV"), "*.csv")
if not fileName:
return
try:
with open(fileName, "r") as f:
csvReader = csv.reader(f)
self.do_process_from_csvReader(csvReader)
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
def do_process_from_csv_text(self):
text = text_dialog(self, _('Input CSV'), _("Please enter a list of outputs.") + '\n' \
+ _("Format: address, amount. One output per line"), _("Load CSV"))
if not text:
return
f = StringIO.StringIO(text)
csvReader = csv.reader(f)
self.do_process_from_csvReader(csvReader)
@protected
def export_privkeys_dialog(self, password):
if self.wallet.is_watching_only():
self.show_message(_("This is a watching-only wallet"))
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)
h, b = ok_cancel_buttons2(d, _('Export'))
b.setEnabled(False)
vbox.addLayout(h)
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)
h, b = ok_cancel_buttons2(d, _('Export'))
vbox.addLayout(h)
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_tx_history()
lines = []
for item in history:
tx_hash, confirmations, is_mine, value, fee, balance, timestamp = item
if confirmations:
if timestamp is not None:
try:
time_string = datetime.datetime.fromtimestamp(timestamp).isoformat(' ')[:-3]
except [RuntimeError, TypeError, NameError] as reason:
time_string = "unknown"
pass
else:
time_string = "unknown"
else:
time_string = "pending"
if value is not None:
value_string = format_satoshis(value, True)
else:
value_string = '--'
if fee is not None:
fee_string = format_satoshis(fee, True)
else:
fee_string = '0'
if tx_hash:
label, is_default_label = wallet.get_label(tx_hash)
label = label.encode('utf-8')
else:
label = ""
balance_string = format_satoshis(balance, False)
if is_csv:
lines.append([tx_hash, label, confirmations, value_string, fee_string, balance_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)
transaction.writerow(["transaction_hash","label", "confirmations", "value", "fee", "balance", "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())
vbox.addLayout(h)
vbox.addStretch(1)
hbox, button = ok_cancel_buttons2(d, _('Sweep'))
vbox.addLayout(hbox)
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
tx = Transaction.sweep(get_pk(), self.network, get_address(), fee)
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_receive_tab()
self.update_history_tab()
def settings_dialog(self):
d = QDialog(self)
d.setWindowTitle(_('Electrum Settings'))
d.setModal(1)
vbox = QVBoxLayout()
grid = QGridLayout()
grid.setColumnStretch(0,1)
nz_label = QLabel(_('Display zeros') + ':')
grid.addWidget(nz_label, 0, 0)
nz_e = AmountEdit(None,True)
nz_e.setText("%d"% self.num_zeros)
grid.addWidget(nz_e, 0, 1)
msg = _('Number of zeros displayed after the decimal point. For example, if this is set to 2, "1." will be displayed as "1.00"')
grid.addWidget(HelpButton(msg), 0, 2)
if not self.config.is_modifiable('num_zeros'):
for w in [nz_e, nz_label]: w.setEnabled(False)
lang_label=QLabel(_('Language') + ':')
grid.addWidget(lang_label, 1, 0)
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)
grid.addWidget(lang_combo, 1, 1)
grid.addWidget(HelpButton(_('Select which language is used in the GUI (after restart).')+' '), 1, 2)
if not self.config.is_modifiable('language'):
for w in [lang_combo, lang_label]: w.setEnabled(False)
fee_label = QLabel(_('Transaction fee') + ':')
grid.addWidget(fee_label, 2, 0)
fee_e = BTCAmountEdit(self.get_decimal_point)
fee_e.setText(self.format_amount(self.wallet.fee).strip())
grid.addWidget(fee_e, 2, 1)
msg = _('Fee per kilobyte of transaction.') + ' ' \
+ _('Recommended value') + ': ' + self.format_amount(20000)
grid.addWidget(HelpButton(msg), 2, 2)
if not self.config.is_modifiable('fee_per_kb'):
for w in [fee_e, fee_label]: w.setEnabled(False)
units = ['BTC', 'mBTC']
unit_label = QLabel(_('Base unit') + ':')
grid.addWidget(unit_label, 3, 0)
unit_combo = QComboBox()
unit_combo.addItems(units)
unit_combo.setCurrentIndex(units.index(self.base_unit()))
grid.addWidget(unit_combo, 3, 1)
grid.addWidget(HelpButton(_('Base unit of your wallet.')\
+ '\n1BTC=1000mBTC.\n' \
+ _(' These settings affects the fields in the Send tab')+' '), 3, 2)
usechange_cb = QCheckBox(_('Use change addresses'))
usechange_cb.setChecked(self.wallet.use_change)
grid.addWidget(usechange_cb, 4, 0)
grid.addWidget(HelpButton(_('Using change addresses makes it more difficult for other people to track your transactions.')+' '), 4, 2)
if not self.config.is_modifiable('use_change'): usechange_cb.setEnabled(False)
block_explorers = ['Blockchain.info', 'Blockr.io', 'Insight.is']
block_ex_label = QLabel(_('Online Block Explorer') + ':')
grid.addWidget(block_ex_label, 5, 0)
block_ex_combo = QComboBox()
block_ex_combo.addItems(block_explorers)
block_ex_combo.setCurrentIndex(block_explorers.index(self.config.get('block_explorer', 'Blockchain.info')))
grid.addWidget(block_ex_combo, 5, 1)
grid.addWidget(HelpButton(_('Choose which online block explorer to use for functions that open a web browser')+' '), 5, 2)
show_tx = self.config.get('show_before_broadcast', False)
showtx_cb = QCheckBox(_('Show before broadcast'))
showtx_cb.setChecked(show_tx)
grid.addWidget(showtx_cb, 6, 0)
grid.addWidget(HelpButton(_('Display the details of your transactions before broadcasting it.')), 6, 2)
vbox.addLayout(grid)
vbox.addStretch(1)
vbox.addLayout(ok_cancel_buttons(d))
d.setLayout(vbox)
# run the dialog
if not d.exec_(): return
try:
fee = self.fee_e.get_amount()
except Exception:
QMessageBox.warning(self, _('Error'), _('Invalid value') +': %s'%fee, _('OK'))
return
self.wallet.set_fee(fee)
nz = unicode(nz_e.text())
try:
nz = int( nz )
if nz>8: nz=8
except Exception:
QMessageBox.warning(self, _('Error'), _('Invalid value')+':%s'%nz, _('OK'))
return
if self.num_zeros != nz:
self.num_zeros = nz
self.config.set_key('num_zeros', nz, True)
self.update_history_tab()
self.update_receive_tab()
usechange_result = usechange_cb.isChecked()
if self.wallet.use_change != usechange_result:
self.wallet.use_change = usechange_result
self.wallet.storage.put('use_change', self.wallet.use_change)
if showtx_cb.isChecked() != show_tx:
self.config.set_key('show_before_broadcast', not show_tx)
unit_result = units[unit_combo.currentIndex()]
if self.base_unit() != unit_result:
self.decimal_point = 8 if unit_result == 'BTC' else 5
self.config.set_key('decimal_point', self.decimal_point, True)
self.update_history_tab()
self.update_status()
need_restart = False
lang_request = languages.keys()[lang_combo.currentIndex()]
if lang_request != self.config.get('language'):
self.config.set_key("language", lang_request, True)
need_restart = True
be_result = block_explorers[block_ex_combo.currentIndex()]
self.config.set_key('block_explorer', be_result, True)
run_hook('close_settings_dialog')
if 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:
return
NetworkDialog(self.wallet.network, self.config, self).do_exec()
def closeEvent(self, event):
self.tray.hide()
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.save_column_widths()
self.config.set_key("console-history", self.console.history[-50:], True)
self.wallet.storage.put('accounts_expanded', self.accounts_expanded)
event.accept()
def plugins_dialog(self):
from electrum.plugins import plugins
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, p, w):
r = p.toggle()
cb.setChecked(r)
if w: w.setEnabled(r)
def mk_toggle(cb, p, w):
return lambda: do_toggle(cb,p,w)
for i, p in enumerate(plugins):
try:
cb = QCheckBox(p.fullname())
cb.setDisabled(not p.is_available())
cb.setChecked(p.is_enabled())
grid.addWidget(cb, i, 0)
if 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,p,w))
grid.addWidget(HelpButton(p.description()), i, 2)
except Exception:
print_msg(_("Error: cannot display plugin"), p)
traceback.print_exc(file=sys.stdout)
grid.setRowStretch(i+1,1)
vbox.addLayout(close_button(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(close_button(d))
d.exec_()