#!/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 .
import sys, time, datetime, re
from i18n import _, set_language
from electrum.util import print_error, print_msg
import os.path, json, ast, traceback
from qrcodewidget import QRCodeWidget
try:
import PyQt4
except:
sys.exit("Error: Could not import PyQt4 on Linux systems, you may try 'sudo apt-get install python-qt4'")
from PyQt4.QtGui import *
from PyQt4.QtCore import *
import PyQt4.QtCore as QtCore
import PyQt4.QtGui as QtGui
from electrum.interface import DEFAULT_SERVERS
try:
import icons_rc
except:
sys.exit("Error: Could not import icons_rc.py, please generate it with: 'pyrcc4 icons.qrc -o gui/icons_rc.py'")
from electrum.wallet import format_satoshis
from electrum.bitcoin import Transaction, is_valid
from electrum import mnemonic
import bmp, pyqrnative
import exchange_rate
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'
ALIAS_REGEXP = '^(|([\w\-\.]+)@)((\w[\w\-]+\.)+[\w\-]+)$'
from electrum import ELECTRUM_VERSION
import re
class UpdateLabel(QtGui.QLabel):
def __init__(self, config, parent=None):
QtGui.QLabel.__init__(self, parent)
self.new_version = False
try:
con = httplib.HTTPConnection('electrum.org', 80, timeout=5)
con.request("GET", "/version")
res = con.getresponse()
except socket.error as msg:
print_error("Could not retrieve version information")
return
if res.status == 200:
self.latest_version = res.read()
self.latest_version = self.latest_version.replace("\n","")
if(re.match('^\d+(\.\d+)*$', self.latest_version)):
self.config = config
self.current_version = ELECTRUM_VERSION
if(self.compare_versions(self.latest_version, self.current_version) == 1):
latest_seen = self.config.get("last_seen_version",ELECTRUM_VERSION)
if(self.compare_versions(self.latest_version, latest_seen) == 1):
self.new_version = True
self.setText(_("New version available") + ": " + self.latest_version)
def compare_versions(self, version1, version2):
def normalize(v):
return [int(x) for x in re.sub(r'(\.0+)*$','', v).split(".")]
return cmp(normalize(version1), normalize(version2))
def ignore_this_version(self):
self.setText("")
self.config.set_key("last_seen_version", self.latest_version, True)
QMessageBox.information(self, _("Preference saved"), _("Notifications about this update will not be shown again."))
self.dialog.done(0)
def ignore_all_version(self):
self.setText("")
self.config.set_key("last_seen_version", "9.9.9", True)
QMessageBox.information(self, _("Preference saved"), _("No more notifications about version updates will be shown."))
self.dialog.done(0)
def open_website(self):
webbrowser.open("http://electrum.org/download.html")
self.dialog.done(0)
def mouseReleaseEvent(self, event):
dialog = QDialog(self)
dialog.setWindowTitle(_('Electrum update'))
dialog.setModal(1)
main_layout = QGridLayout()
main_layout.addWidget(QLabel(_("A new version of Electrum is available:")+" " + self.latest_version), 0,0,1,3)
ignore_version = QPushButton(_("Ignore this version"))
ignore_version.clicked.connect(self.ignore_this_version)
ignore_all_versions = QPushButton(_("Ignore all versions"))
ignore_all_versions.clicked.connect(self.ignore_all_version)
open_website = QPushButton(_("Goto download page"))
open_website.clicked.connect(self.open_website)
main_layout.addWidget(ignore_version, 1, 0)
main_layout.addWidget(ignore_all_versions, 1, 1)
main_layout.addWidget(open_website, 1, 2)
dialog.setLayout(main_layout)
self.dialog = dialog
if not dialog.exec_(): return
def numbify(entry, is_int = False):
text = unicode(entry.text()).strip()
pos = entry.cursorPosition()
chars = '0123456789'
if not is_int: chars +='.'
s = ''.join([i for i in text if i in chars])
if not is_int:
if '.' in s:
p = s.find('.')
s = s.replace('.','')
s = s[:p] + '.' + s[p:p+8]
try:
amount = int( Decimal(s) * 100000000 )
except:
amount = None
else:
try:
amount = int( s )
except:
amount = None
entry.setText(s)
entry.setCursorPosition(pos)
return amount
class Timer(QtCore.QThread):
def run(self):
while True:
self.emit(QtCore.SIGNAL('timersignal'))
time.sleep(0.5)
class HelpButton(QPushButton):
def __init__(self, text):
QPushButton.__init__(self, '?')
self.setFocusPolicy(Qt.NoFocus)
self.setFixedWidth(20)
self.clicked.connect(lambda: QMessageBox.information(self, 'Help', text, 'OK') )
class EnterButton(QPushButton):
def __init__(self, text, func):
QPushButton.__init__(self, text)
self.func = func
self.clicked.connect(func)
def keyPressEvent(self, e):
if e.key() == QtCore.Qt.Key_Return:
apply(self.func,())
class MyTreeWidget(QTreeWidget):
def __init__(self, parent):
QTreeWidget.__init__(self, parent)
def ddfr(item):
if not item: return
for i in range(0,self.viewport().height()/5):
if self.itemAt(QPoint(0,i*5)) == item:
break
else:
return
for j in range(0,30):
if self.itemAt(QPoint(0,i*5 + j)) != item:
break
self.emit(SIGNAL('customContextMenuRequested(const QPoint&)'), QPoint(50, i*5 + j - 1))
self.connect(self, SIGNAL('itemActivated(QTreeWidgetItem*, int)'), ddfr)
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
def keyPressEvent(self, e):
if e.key() == QtCore.Qt.Key_Return:
apply(self.func,())
def waiting_dialog(f):
s = Timer()
s.start()
w = QDialog()
w.resize(200, 70)
w.setWindowTitle('Electrum')
l = QLabel('')
vbox = QVBoxLayout()
vbox.addWidget(l)
w.setLayout(vbox)
w.show()
def ff():
s = f()
if s: l.setText(s)
else: w.close()
w.connect(s, QtCore.SIGNAL('timersignal'), ff)
w.exec_()
w.destroy()
def ok_cancel_buttons(dialog):
hbox = QHBoxLayout()
hbox.addStretch(1)
b = QPushButton("OK")
hbox.addWidget(b)
b.clicked.connect(dialog.accept)
b = QPushButton("Cancel")
hbox.addWidget(b)
b.clicked.connect(dialog.reject)
return hbox
default_column_widths = { "history":[40,140,350,140], "contacts":[350,330],
"receive":[[370],[370,200,130,130],[370,200,130,130]] }
class ElectrumWindow(QMainWindow):
def __init__(self, wallet, config):
QMainWindow.__init__(self)
self.lite = None
self.wallet = wallet
self.config = config
self.init_plugins()
self.wallet.interface.register_callback('updated', self.update_callback)
self.wallet.interface.register_callback('banner', lambda: self.emit(QtCore.SIGNAL('banner_signal')) )
self.wallet.interface.register_callback('disconnected', self.update_callback)
self.wallet.interface.register_callback('disconnecting', self.update_callback)
self.expert_mode = config.get('classic_expert_mode', False)
self.merchant_name = config.get('merchant_name', 'Invoice')
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", 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_console_tab(), _('Console') )
tabs.setMinimumSize(600, 400)
tabs.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
self.setCentralWidget(tabs)
self.create_status_bar()
g = self.config.get("winpos-qt",[100, 100, 840, 400])
self.setGeometry(g[0], g[1], g[2], g[3])
title = 'Electrum ' + self.wallet.electrum_version + ' - ' + self.config.path
if not self.wallet.seed: title += ' [%s]' % (_('seedless'))
self.setWindowTitle( title )
QShortcut(QKeySequence("Ctrl+W"), self, self.close)
QShortcut(QKeySequence("Ctrl+Q"), self, self.close)
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() ))
self.connect(self, QtCore.SIGNAL('updatesignal'), self.update_wallet)
self.connect(self, QtCore.SIGNAL('banner_signal'), lambda: self.console.showMessage(self.wallet.banner) )
self.history_list.setFocus(True)
self.exchanger = exchange_rate.Exchanger(self)
self.connect(self, SIGNAL("refresh_balance()"), self.update_wallet)
# dark magic fix by flatfly; https://bitcointalk.org/index.php?topic=73651.msg959913#msg959913
if platform.system() == 'Windows':
n = 3 if self.wallet.seed else 2
tabs.setCurrentIndex (n)
tabs.setCurrentIndex (0)
# set initial message
self.console.showMessage(self.wallet.banner)
# plugins
def init_plugins(self):
import imp, pkgutil
if os.path.exists("plugins"):
fp, pathname, description = imp.find_module('plugins')
imp.load_module('electrum_plugins', fp, pathname, description)
plugin_names = [name for a, name, b in pkgutil.iter_modules(['plugins'])]
self.plugins = map(lambda name: imp.load_source('electrum_plugins.'+name, os.path.join(pathname,name+'.py')), plugin_names)
else:
import electrum_plugins
plugin_names = [name for a, name, b in pkgutil.iter_modules(electrum_plugins.__path__)]
self.plugins = [ __import__('electrum_plugins.'+name, fromlist=['electrum_plugins']) for name in plugin_names]
self.plugin_hooks = {}
for p in self.plugins:
try:
p.init(self)
except:
print_msg("Error:cannot initialize plugin",p)
traceback.print_exc(file=sys.stdout)
def set_hook(self, name, callback):
h = self.plugin_hooks.get(name, [])
h.append(callback)
self.plugin_hooks[name] = h
def unset_hook(self, name, callback):
h = self.plugin_hooks.get(name,[])
if callback in h: h.remove(callback)
self.plugin_hooks[name] = h
def run_hook(self, name, args):
for cb in self.plugin_hooks.get(name,[]):
apply(cb, args)
def close(self):
QMainWindow.close(self)
self.run_hook('close_main_window', (self,))
def connect_slots(self, sender):
self.connect(sender, QtCore.SIGNAL('timersignal'), self.timer_actions)
self.previous_payto_e=''
def timer_actions(self):
self.run_hook('timer_actions', (self,))
if self.payto_e.hasFocus():
return
r = unicode( self.payto_e.text() )
if r != self.previous_payto_e:
self.previous_payto_e = r
r = r.strip()
if re.match('^(|([\w\-\.]+)@)((\w[\w\-]+\.)+[\w\-]+)$', r):
try:
to_address = self.wallet.get_alias(r, True, self.show_message, self.question)
except:
return
if to_address:
s = r + ' <' + to_address + '>'
self.payto_e.setText(s)
def update_callback(self):
self.emit(QtCore.SIGNAL('updatesignal'))
def update_wallet(self):
if self.wallet.interface and self.wallet.interface.is_connected:
if not self.wallet.up_to_date:
text = _("Synchronizing...")
icon = QIcon(":icons/status_waiting.png")
else:
c, u = self.wallet.get_balance()
text = _( "Balance" ) + ": %s "%( format_satoshis(c,False,self.wallet.num_zeros) )
if u: text += "[%s unconfirmed]"%( format_satoshis(u,True,self.wallet.num_zeros).strip() )
text += self.create_quote_text(Decimal(c+u)/100000000)
icon = QIcon(":icons/status_connected.png")
else:
text = _("Not connected")
icon = QIcon(":icons/status_disconnected.png")
self.status_text = text
self.statusBar().showMessage(text)
self.status_button.setIcon( icon )
if self.wallet.up_to_date or not self.wallet.interface.is_connected:
self.update_history_tab()
self.update_receive_tab()
self.update_contacts_tab()
self.update_completions()
def create_quote_text(self, btc_balance):
quote_currency = self.config.get("currency", "None")
quote_balance = self.exchanger.exchange(btc_balance, quote_currency)
if quote_balance is None:
quote_text = ""
else:
quote_text = " (%.2f %s)" % (quote_balance, quote_currency)
return quote_text
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.setContextMenuPolicy(Qt.CustomContextMenu)
l.customContextMenuRequested.connect(self.create_history_menu)
return l
def create_history_menu(self, position):
self.history_list.selectedIndexes()
item = self.history_list.currentItem()
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_tx_details(self.wallet.transactions.get(tx_hash)))
menu.addAction(_("Edit description"), lambda: self.tx_label_clicked(item,2))
menu.exec_(self.contacts_list.viewport().mapToGlobal(position))
def show_tx_details(self, tx):
dialog = QDialog(None)
dialog.setModal(1)
dialog.setWindowTitle(_("Transaction Details"))
vbox = QVBoxLayout()
dialog.setLayout(vbox)
dialog.setMinimumSize(600,300)
tx_hash = tx.hash()
if tx_hash in self.wallet.transactions.keys():
is_mine, v, fee = self.wallet.get_tx_value(tx)
conf, timestamp = self.wallet.verifier.get_confirmations(tx_hash)
if timestamp:
time_str = datetime.datetime.fromtimestamp(timestamp).isoformat(' ')[:-3]
else:
time_str = 'pending'
else:
is_mine = False
vbox.addWidget(QLabel("Transaction ID:"))
e = QLineEdit(tx_hash)
e.setReadOnly(True)
vbox.addWidget(e)
vbox.addWidget(QLabel("Date: %s"%time_str))
vbox.addWidget(QLabel("Status: %d confirmations"%conf))
if is_mine:
if fee:
vbox.addWidget(QLabel("Amount sent: %s"% format_satoshis(v-fee, False)))
vbox.addWidget(QLabel("Transaction fee: %s"% format_satoshis(fee, False)))
else:
vbox.addWidget(QLabel("Amount sent: %s"% format_satoshis(v, False)))
vbox.addWidget(QLabel("Transaction fee: unknown"))
else:
vbox.addWidget(QLabel("Amount received: %s"% format_satoshis(v, False)))
vbox.addWidget( self.generate_transaction_information_widget(tx) )
ok_button = QPushButton(_("Close"))
ok_button.setDefault(True)
ok_button.clicked.connect(dialog.accept)
hbox = QHBoxLayout()
hbox.addStretch(1)
hbox.addWidget(ok_button)
vbox.addLayout(hbox)
dialog.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)
s = self.wallet.labels.get(tx_hash)
text = unicode( item.text(2) )
if text:
self.wallet.labels[tx_hash] = text
item.setForeground(2, QBrush(QColor('black')))
else:
if s: self.wallet.labels.pop(tx_hash)
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
c = 2 if is_recv else 1
item = l.currentItem()
item.setFlags(Qt.ItemIsEditable|Qt.ItemIsSelectable | Qt.ItemIsUserCheckable | Qt.ItemIsEnabled | Qt.ItemIsDragEnabled)
l.editItem( item, c )
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():
addr = unicode( item.text(column_addr) )
label = unicode( item.text(column_label) )
if label in self.wallet.aliases.keys():
return
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) )
changed = False
if text:
if text not in self.wallet.aliases.keys():
old_addr = self.wallet.labels.get(text)
if old_addr != addr:
self.wallet.labels[addr] = text
changed = True
else:
print_error("Error: This is one of your aliases")
label = self.wallet.labels.get(addr,'')
item.setText(column_label, QString(label))
else:
s = self.wallet.labels.get(addr)
if s:
self.wallet.labels.pop(addr)
changed = True
if changed:
self.update_history_tab()
self.update_completions()
self.current_item_changed(item)
self.run_hook('item_changed',(self, item, column))
def current_item_changed(self, a):
self.run_hook('current_item_changed',(self, a))
def update_history_tab(self):
self.history_list.clear()
for item in self.wallet.get_tx_history():
tx_hash, conf, is_mine, value, fee, balance, timestamp = item
if conf:
try:
time_str = datetime.datetime.fromtimestamp( timestamp).isoformat(' ')[:-3]
except:
time_str = "unknown"
if conf == -1:
icon = None
if conf == 0:
icon = QIcon(":icons/unconfirmed.png")
elif conf < 6:
icon = QIcon(":icons/clock%d.png"%conf)
else:
icon = QIcon(":icons/confirmed.png")
else:
time_str = 'pending'
icon = QIcon(":icons/unconfirmed.png")
if value is not None:
v_str = format_satoshis(value, True, self.wallet.num_zeros)
else:
v_str = '--'
balance_str = format_satoshis(balance, False, self.wallet.num_zeros)
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))
def create_send_tab(self):
w = QWidget()
grid = QGridLayout()
grid.setSpacing(8)
grid.setColumnMinimumWidth(3,300)
grid.setColumnStretch(5,1)
self.payto_e = QLineEdit()
grid.addWidget(QLabel(_('Pay to')), 1, 0)
grid.addWidget(self.payto_e, 1, 1, 1, 3)
grid.addWidget(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)')), 1, 4)
completer = QCompleter()
completer.setCaseSensitivity(False)
self.payto_e.setCompleter(completer)
completer.setModel(self.completions)
self.message_e = QLineEdit()
grid.addWidget(QLabel(_('Description')), 2, 0)
grid.addWidget(self.message_e, 2, 1, 1, 3)
grid.addWidget(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.')), 2, 4)
self.amount_e = QLineEdit()
grid.addWidget(QLabel(_('Amount')), 3, 0)
grid.addWidget(self.amount_e, 3, 1, 1, 2)
grid.addWidget(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.')), 3, 3)
self.fee_e = QLineEdit()
grid.addWidget(QLabel(_('Fee')), 4, 0)
grid.addWidget(self.fee_e, 4, 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.')), 4, 3)
b = ''
if self.wallet.seed:
b = EnterButton(_("Send"), self.do_send)
else:
b = EnterButton(_("Create unsigned transaction"), self.do_send)
grid.addWidget(b, 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)
w2 = QWidget()
vbox = QVBoxLayout()
vbox.addWidget(w)
vbox.addStretch(1)
w2.setLayout(vbox)
def entry_changed( is_fee ):
self.funds_error = False
amount = numbify(self.amount_e)
fee = numbify(self.fee_e)
if not is_fee: fee = None
if amount is None:
return
inputs, total, fee = self.wallet.choose_tx_inputs( amount, fee )
if not is_fee:
self.fee_e.setText( str( Decimal( fee ) / 100000000 ) )
if inputs:
palette = QPalette()
palette.setColor(self.amount_e.foregroundRole(), QColor('black'))
text = self.status_text
else:
palette = QPalette()
palette.setColor(self.amount_e.foregroundRole(), QColor('red'))
self.funds_error = True
text = _( "Not enough funds" )
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) )
self.run_hook('create_send_tab',(self,grid))
return w2
def update_completions(self):
l = []
for addr,label in self.wallet.labels.items():
if addr in self.wallet.addressbook:
l.append( label + ' <' + addr + '>')
l = l + self.wallet.aliases.keys()
self.completions.setStringList(l)
def do_send(self):
label = unicode( self.message_e.text() )
r = unicode( self.payto_e.text() )
r = r.strip()
# alias
m1 = re.match(ALIAS_REGEXP, r)
# label or alias, with address in brackets
m2 = re.match('(.*?)\s*\<([1-9A-HJ-NP-Za-km-z]{26,})\>', r)
if m1:
to_address = self.wallet.get_alias(r, True, self.show_message, self.question)
if not to_address:
return
elif m2:
to_address = m2.group(2)
else:
to_address = r
if not is_valid(to_address):
QMessageBox.warning(self, _('Error'), _('Invalid Bitcoin Address') + ':\n' + to_address, _('OK'))
return
try:
amount = int( Decimal( unicode( self.amount_e.text())) * 100000000 )
except:
QMessageBox.warning(self, _('Error'), _('Invalid Amount'), _('OK'))
return
try:
fee = int( Decimal( unicode( self.fee_e.text())) * 100000000 )
except:
QMessageBox.warning(self, _('Error'), _('Invalid Fee'), _('OK'))
return
if self.wallet.use_encryption:
password = self.password_dialog()
if not password:
return
else:
password = None
try:
tx = self.wallet.mktx( [(to_address, amount)], password, fee)
except BaseException, e:
self.show_message(str(e))
return
self.run_hook('send_tx', (wallet, self, tx))
if label:
self.wallet.labels[tx.hash()] = label
if tx.is_complete:
h = self.wallet.send_tx(tx)
waiting_dialog(lambda: False if self.wallet.tx_event.isSet() else _("Please wait..."))
status, msg = self.wallet.receive_tx( h )
if status:
QMessageBox.information(self, '', _('Payment sent.')+'\n'+msg, _('OK'))
self.do_clear()
self.update_contacts_tab()
else:
QMessageBox.warning(self, _('Error'), msg, _('OK'))
else:
filename = 'unsigned_tx_%s' % (time.mktime(time.gmtime()))
try:
fileName = QFileDialog.getSaveFileName(QWidget(), _("Select a transaction filename"), os.path.expanduser('~/%s' % (filename)))
with open(fileName,'w') as f:
f.write(json.dumps(tx.as_dict(),indent=4) + '\n')
QMessageBox.information(self, _('Unsigned transaction created'), _("Unsigned transaction was saved to file:") + " " +fileName, _('OK'))
except:
QMessageBox.warning(self, _('Error'), _('Could not write transaction to file'), _('OK'))
def set_url(self, url):
payto, amount, label, message, signature, identity, url = self.wallet.parse_url(url, self.show_message, self.question)
self.tabs.setCurrentIndex(1)
label = self.wallet.labels.get(payto)
m_addr = label + ' <'+ payto+'>' if label else payto
self.payto_e.setText(m_addr)
self.message_e.setText(message)
self.amount_e.setText(amount)
if identity:
self.set_frozen(self.payto_e,True)
self.set_frozen(self.amount_e,True)
self.set_frozen(self.message_e,True)
self.payto_sig.setText( ' The bitcoin URI was signed by ' + identity )
else:
self.payto_sig.setVisible(False)
def do_clear(self):
self.payto_sig.setVisible(False)
for e in [self.payto_e, self.message_e, self.amount_e, self.fee_e]:
e.setText('')
self.set_frozen(e,False)
def set_frozen(self,entry,frozen):
if frozen:
entry.setReadOnly(True)
entry.setFrame(False)
palette = QPalette()
palette.setColor(entry.backgroundRole(), QColor('lightgray'))
entry.setPalette(palette)
else:
entry.setReadOnly(False)
entry.setFrame(True)
palette = QPalette()
palette.setColor(entry.backgroundRole(), QColor('white'))
entry.setPalette(palette)
def toggle_freeze(self,addr):
if not addr: return
if addr in self.wallet.frozen_addresses:
self.wallet.unfreeze(addr)
else:
self.wallet.freeze(addr)
self.update_receive_tab()
def toggle_priority(self,addr):
if not addr: return
if addr in self.wallet.prioritized_addresses:
self.wallet.unprioritize(addr)
else:
self.wallet.prioritize(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)
hbox = QHBoxLayout()
hbox.setMargin(0)
hbox.setSpacing(0)
buttons.setLayout(hbox)
return l,w,hbox
def create_receive_tab(self):
l,w,hbox = self.create_list_tab([ _('Address'), _('Label'), _(''), _('Balance'), _('Tx')])
l.setContextMenuPolicy(Qt.CustomContextMenu)
l.customContextMenuRequested.connect(self.create_receive_menu)
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
self.receive_buttons_hbox = hbox
hbox.addStretch(1)
return w
def receive_tab_set_mode(self, i):
self.save_column_widths()
self.expert_mode = (i == 1)
self.config.set_key('classic_expert_mode', self.expert_mode, True)
self.wallet.save()
self.update_receive_tab()
def save_column_widths(self):
if not self.expert_mode:
widths = [ self.receive_list.columnWidth(0) ]
else:
widths = []
for i in range(self.receive_list.columnCount() -1):
widths.append(self.receive_list.columnWidth(i))
self.column_widths["receive"][self.expert_mode] = widths
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))
def create_contacts_tab(self):
l,w,hbox = 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
self.contacts_buttons_hbox = hbox
hbox.addWidget(EnterButton(_("New"), self.new_contact_dialog))
hbox.addStretch(1)
return w
def delete_imported_key(self, addr):
if self.question(_("Do you want to remove")+" %s "%addr +_("from your wallet?")):
self.wallet.imported_keys.pop(addr)
self.update_receive_tab()
self.update_history_tab()
self.wallet.save()
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()
item = self.receive_list.itemAt(position)
if not item: return
addr = unicode(item.text(0))
menu = QMenu()
menu.addAction(_("Copy to clipboard"), lambda: self.app.clipboard().setText(addr))
menu.addAction(_("QR code"), lambda: ElectrumWindow.show_qrcode("bitcoin:" + addr, _("Address")) )
menu.addAction(_("Edit label"), lambda: self.edit_label(True))
menu.addAction(_("Private key"), lambda: self.view_private_key(addr))
menu.addAction(_("Sign message"), lambda: self.sign_message(addr))
if addr in self.wallet.imported_keys:
menu.addAction(_("Remove from wallet"), lambda: self.delete_imported_key(addr))
if self.expert_mode:
t = _("Unfreeze") if addr in self.wallet.frozen_addresses else _("Freeze")
menu.addAction(t, lambda: self.toggle_freeze(addr))
t = _("Unprioritize") if addr in self.wallet.prioritized_addresses else _("Prioritize")
menu.addAction(t, lambda: self.toggle_priority(addr))
self.run_hook('receive_menu', (self, menu,))
menu.exec_(self.receive_list.viewport().mapToGlobal(position))
def payto(self, x, is_alias):
if not x: return
if is_alias:
label = x
m_addr = label
else:
addr = x
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, is_alias):
if self.question(_("Do you want to remove")+" %s "%x +_("from your list of contacts?")):
if not is_alias and x in self.wallet.addressbook:
self.wallet.addressbook.remove(x)
if x in self.wallet.labels.keys():
self.wallet.labels.pop(x)
elif is_alias and x in self.wallet.aliases:
self.wallet.aliases.pop(x)
self.update_history_tab()
self.update_contacts_tab()
self.update_completions()
def create_contact_menu(self, position):
# fixme: this function apparently has a side effect.
# if it is not called the menu pops up several times
#self.contacts_list.selectedIndexes()
item = self.contacts_list.itemAt(position)
if not item: return
addr = unicode(item.text(0))
label = unicode(item.text(1))
is_alias = label in self.wallet.aliases.keys()
x = label if is_alias else addr
menu = QMenu()
menu.addAction(_("Copy to Clipboard"), lambda: self.app.clipboard().setText(addr))
menu.addAction(_("Pay to"), lambda: self.payto(x, is_alias))
menu.addAction(_("QR code"), lambda: self.show_qrcode("bitcoin:" + addr, _("Address")))
if not is_alias:
menu.addAction(_("Edit label"), lambda: self.edit_label(False))
else:
menu.addAction(_("View alias details"), lambda: self.show_contact_details(label))
menu.addAction(_("Delete"), lambda: self.delete_contact(x,is_alias))
menu.exec_(self.contacts_list.viewport().mapToGlobal(position))
def update_receive_item(self, item):
address = str(item.data(0,0).toString())
label = self.wallet.labels.get(address,'')
item.setData(1,0,label)
self.run_hook('update_receive_item', (self, address, item))
c, u = self.wallet.get_addr_balance(address)
balance = format_satoshis( c + u, False, self.wallet.num_zeros )
item.setData(3,0,balance)
if self.expert_mode:
if address in self.wallet.frozen_addresses:
item.setBackgroundColor(0, QColor('lightblue'))
elif address in self.wallet.prioritized_addresses:
item.setBackgroundColor(0, QColor('lightgreen'))
def update_receive_tab(self):
l = self.receive_list
l.clear()
l.setColumnHidden(3, not self.expert_mode)
l.setColumnHidden(4, not self.expert_mode)
if not self.expert_mode:
width = self.column_widths['receive'][0][0]
l.setColumnWidth(0, width)
else:
for i,width in enumerate(self.column_widths['receive'][self.expert_mode]):
l.setColumnWidth(i, width)
for k, account in self.wallet.accounts.items():
name = account.get('name',str(k))
c,u = self.wallet.get_account_balance(k)
account_item = QTreeWidgetItem( [ name, '', '', format_satoshis(c+u), ''] )
l.addTopLevelItem(account_item)
account_item.setExpanded(True)
for is_change in [0,1]:
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)
is_red = False
gap = 0
for address in account[is_change]:
h = self.wallet.history.get(address,[])
if not is_change:
if h == []:
gap += 1
if gap > self.wallet.gap_limit:
is_red = True
else:
gap = 0
num_tx = '*' if h == ['*'] else "%d"%len(h)
item = QTreeWidgetItem( [ address, '', '', '', num_tx] )
item.setFont(0, QFont(MONOSPACE_FONT))
item.setFont(2, QFont(MONOSPACE_FONT))
self.update_receive_item(item)
if is_red:
item.setBackgroundColor(1, QColor('red'))
seq_item.addChild(item)
if self.wallet.imported_keys:
c,u = self.wallet.get_imported_balance()
account_item = QTreeWidgetItem( [ _('Imported'), '', '', format_satoshis(c+u), ''] )
l.addTopLevelItem(account_item)
account_item.setExpanded(True)
for address in self.wallet.imported_keys.keys():
item = QTreeWidgetItem( [ address, '', '', '', ''] )
item.setFont(0, QFont(MONOSPACE_FONT))
item.setFont(2, QFont(MONOSPACE_FONT))
self.update_receive_item(item)
account_item.addChild(item)
# we use column 1 because column 0 may be hidden
l.setCurrentItem(l.topLevelItem(0),1)
def show_contact_details(self, m):
a = self.wallet.aliases.get(m)
if a:
if a[0] in self.wallet.authorities.keys():
s = self.wallet.authorities.get(a[0])
else:
s = "self-signed"
msg = _('Alias:')+' '+ m + '\n'+_('Target address:')+' '+ a[1] + '\n\n'+_('Signed by:')+' ' + s + '\n'+_('Signing address:')+' ' + a[0]
QMessageBox.information(self, 'Alias', msg, 'OK')
def update_contacts_tab(self):
l = self.contacts_list
l.clear()
alias_targets = []
for alias, v in self.wallet.aliases.items():
s, target = v
alias_targets.append(target)
item = QTreeWidgetItem( [ target, alias, '-'] )
item.setBackgroundColor(0, QColor('lightgray'))
l.addTopLevelItem(item)
for address in self.wallet.addressbook:
if address in alias_targets: continue
label = self.wallet.labels.get(address,'')
n = 0
for tx in self.wallet.transactions.values():
if address in map(lambda x: x[0], tx.outputs): n += 1
item = QTreeWidgetItem( [ address, label, "%d"%n] )
item.setFont(0, QFont(MONOSPACE_FONT))
l.addTopLevelItem(item)
l.setCurrentItem(l.topLevelItem(0))
def create_console_tab(self):
from qt_console import Console
from electrum import util, bitcoin, commands
self.console = console = Console()
self.console.history = self.config.get("console-history",[])
self.console.history_index = len(self.console.history)
console.updateNamespace({'wallet' : self.wallet, 'interface' : self.wallet.interface, 'gui':self})
console.updateNamespace({'util' : util, 'bitcoin':bitcoin})
c = commands.Commands(self.wallet, self.wallet.interface, 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=='wallet' or m == 'interface': continue
methods[m] = mkfunc(c._run, m)
console.updateNamespace(methods)
return console
def create_status_bar(self):
self.status_text = ""
sb = QStatusBar()
sb.setFixedHeight(35)
qtVersion = qVersion()
update_notification = UpdateLabel(self.config)
if(update_notification.new_version):
sb.addPermanentWidget(update_notification)
if (int(qtVersion[0]) >= 4 and int(qtVersion[2]) >= 7):
sb.addPermanentWidget( StatusBarButton( QIcon(":icons/switchgui.png"), _("Switch to Lite Mode"), self.go_lite ) )
if self.wallet.seed:
sb.addPermanentWidget( StatusBarButton( QIcon(":icons/lock.png"), _("Password"), lambda: self.change_password_dialog(self.wallet, self) ) )
sb.addPermanentWidget( StatusBarButton( QIcon(":icons/preferences.png"), _("Preferences"), self.settings_dialog ) )
if self.wallet.seed:
sb.addPermanentWidget( StatusBarButton( QIcon(":icons/seed.png"), _("Seed"), lambda: self.show_seed_dialog(self.wallet, self) ) )
self.status_button = StatusBarButton( QIcon(":icons/status_disconnected.png"), _("Network"), lambda: self.network_dialog(self.wallet, self) )
sb.addPermanentWidget( self.status_button )
self.setStatusBar(sb)
def go_lite(self):
import gui_lite
self.config.set_key('gui', 'lite', True)
self.hide()
if self.lite:
self.lite.mini.show()
else:
self.lite = gui_lite.ElectrumGui(self.wallet, self.config, self)
self.lite.main(None)
def new_contact_dialog(self):
text, ok = QInputDialog.getText(self, _('New Contact'), _('Address') + ':')
address = unicode(text)
if ok:
if is_valid(address):
self.wallet.addressbook.append(address)
self.wallet.save()
self.update_contacts_tab()
self.update_history_tab()
self.update_completions()
else:
QMessageBox.warning(self, _('Error'), _('Invalid Address'), _('OK'))
def show_master_public_key(self):
dialog = QDialog(None)
dialog.setModal(1)
dialog.setWindowTitle(_("Master Public Key"))
main_text = QTextEdit()
main_text.setText(self.wallet.get_master_public_key())
main_text.setReadOnly(True)
main_text.setMaximumHeight(170)
qrw = QRCodeWidget(self.wallet.get_master_public_key(), 6)
ok_button = QPushButton(_("OK"))
ok_button.setDefault(True)
ok_button.clicked.connect(dialog.accept)
main_layout = QGridLayout()
main_layout.addWidget(QLabel(_('Your Master Public Key is:')), 0, 0, 1, 2)
main_layout.addWidget(main_text, 1, 0)
main_layout.addWidget(qrw, 1, 1 )
vbox = QVBoxLayout()
vbox.addLayout(main_layout)
hbox = QHBoxLayout()
hbox.addStretch(1)
hbox.addWidget(ok_button)
vbox.addLayout(hbox)
dialog.setLayout(vbox)
dialog.exec_()
@classmethod
def show_seed_dialog(self, wallet, parent=None):
if not wallet.seed:
QMessageBox.information(parent, _('Message'), _('No seed'), _('OK'))
return
if wallet.use_encryption:
password = parent.password_dialog()
if not password:
return
else:
password = None
try:
seed = wallet.decode_seed(password)
except:
QMessageBox.warning(parent, _('Error'), _('Incorrect Password'), _('OK'))
return
self.show_seed(seed)
@classmethod
def show_seed(self, seed):
dialog = QDialog(None)
dialog.setModal(1)
dialog.setWindowTitle('Electrum' + ' - ' + _('Seed'))
brainwallet = ' '.join(mnemonic.mn_encode(seed))
label1 = QLabel(_("Your wallet generation seed is")+ ":")
seed_text = QTextEdit(brainwallet)
seed_text.setReadOnly(True)
seed_text.setMaximumHeight(130)
msg2 = _("Please write down or memorize these 12 words (order is important).") + " " \
+ _("This seed will allow you to recover your wallet in case of computer failure.") + " " \
+ _("Your seed is also displayed as QR code, in case you want to transfer it to a mobile phone.") + "" \
+ ""+_("WARNING")+": " + _("Never disclose your seed. Never type it on a website.") + "
"
label2 = QLabel(msg2)
label2.setWordWrap(True)
logo = QLabel()
logo.setPixmap(QPixmap(":icons/seed.png").scaledToWidth(56))
logo.setMaximumWidth(60)
qrw = QRCodeWidget(seed, 4)
ok_button = QPushButton(_("OK"))
ok_button.setDefault(True)
ok_button.clicked.connect(dialog.accept)
grid = QGridLayout()
#main_layout.addWidget(logo, 0, 0)
grid.addWidget(logo, 0, 0)
grid.addWidget(label1, 0, 1)
grid.addWidget(seed_text, 1, 0, 1, 2)
grid.addWidget(qrw, 0, 2, 2, 1)
vbox = QVBoxLayout()
vbox.addLayout(grid)
vbox.addWidget(label2)
hbox = QHBoxLayout()
hbox.addStretch(1)
hbox.addWidget(ok_button)
vbox.addLayout(hbox)
dialog.setLayout(vbox)
dialog.exec_()
@staticmethod
def show_qrcode(data, title = "QR code"):
if not data: return
d = QDialog(None)
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)
def print_qr(self):
filename = "qrcode.bmp"
bmp.save_qrcode(qrw.qr, filename)
QMessageBox.information(None, _('Message'), _("QR code saved to file") + " " + filename, _('OK'))
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 view_private_key(self,address):
if not address: return
if self.wallet.use_encryption:
password = self.password_dialog()
if not password:
return
else:
password = None
try:
pk = self.wallet.get_private_key(address, password)
except BaseException, e:
self.show_message(str(e))
return
QMessageBox.information(self, _('Private key'), 'Address'+ ': ' + address + '\n\n' + _('Private key') + ': ' + pk, _('OK'))
def sign_message(self,address):
if not address: return
d = QDialog(self)
d.setModal(1)
d.setWindowTitle(_('Sign Message'))
d.setMinimumSize(410, 290)
tab_widget = QTabWidget()
tab = QWidget()
layout = QGridLayout(tab)
sign_address = QLineEdit()
sign_address.setText(address)
layout.addWidget(QLabel(_('Address')), 1, 0)
layout.addWidget(sign_address, 1, 1)
sign_message = QTextEdit()
layout.addWidget(QLabel(_('Message')), 2, 0)
layout.addWidget(sign_message, 2, 1)
layout.setRowStretch(2,3)
sign_signature = QTextEdit()
layout.addWidget(QLabel(_('Signature')), 3, 0)
layout.addWidget(sign_signature, 3, 1)
layout.setRowStretch(3,1)
def do_sign():
if self.wallet.use_encryption:
password = self.password_dialog()
if not password:
return
else:
password = None
try:
signature = self.wallet.sign_message(str(sign_address.text()), str(sign_message.toPlainText()), password)
sign_signature.setText(signature)
except BaseException, e:
self.show_message(str(e))
return
hbox = QHBoxLayout()
b = QPushButton(_("Sign"))
hbox.addWidget(b)
b.clicked.connect(do_sign)
b = QPushButton(_("Close"))
b.clicked.connect(d.accept)
hbox.addWidget(b)
layout.addLayout(hbox, 4, 1)
tab_widget.addTab(tab, _("Sign"))
tab = QWidget()
layout = QGridLayout(tab)
verify_address = QLineEdit()
layout.addWidget(QLabel(_('Address')), 1, 0)
layout.addWidget(verify_address, 1, 1)
verify_message = QTextEdit()
layout.addWidget(QLabel(_('Message')), 2, 0)
layout.addWidget(verify_message, 2, 1)
layout.setRowStretch(2,3)
verify_signature = QTextEdit()
layout.addWidget(QLabel(_('Signature')), 3, 0)
layout.addWidget(verify_signature, 3, 1)
layout.setRowStretch(3,1)
def do_verify():
try:
self.wallet.verify_message(verify_address.text(), str(verify_signature.toPlainText()), str(verify_message.toPlainText()))
self.show_message(_("Signature verified"))
except BaseException, e:
self.show_message(str(e))
return
hbox = QHBoxLayout()
b = QPushButton(_("Verify"))
b.clicked.connect(do_verify)
hbox.addWidget(b)
b = QPushButton(_("Close"))
b.clicked.connect(d.accept)
hbox.addWidget(b)
layout.addLayout(hbox, 4, 1)
tab_widget.addTab(tab, _("Verify"))
vbox = QVBoxLayout()
vbox.addWidget(tab_widget)
d.setLayout(vbox)
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 ):
d = QDialog(self)
d.setModal(1)
pw = QLineEdit()
pw.setEchoMode(2)
vbox = QVBoxLayout()
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)
if not d.exec_(): return
return unicode(pw.text())
@staticmethod
def change_password_dialog( wallet, parent=None ):
if not wallet.seed:
QMessageBox.information(parent, _('Error'), _('No seed'), _('OK'))
return
d = QDialog(parent)
d.setModal(1)
pw = QLineEdit()
pw.setEchoMode(2)
new_pw = QLineEdit()
new_pw.setEchoMode(2)
conf_pw = QLineEdit()
conf_pw.setEchoMode(2)
vbox = QVBoxLayout()
if parent:
msg = (_('Your wallet is encrypted. Use this dialog to change your password.')+'\n'\
+_('To disable wallet encryption, enter an empty new password.')) \
if wallet.use_encryption else _('Your wallet keys are not encrypted')
else:
msg = _("Please choose a password to encrypt your wallet keys.")+'\n'\
+_("Leave these fields empty if you want to disable encryption.")
vbox.addWidget(QLabel(msg))
grid = QGridLayout()
grid.setSpacing(8)
if wallet.use_encryption:
grid.addWidget(QLabel(_('Password')), 1, 0)
grid.addWidget(pw, 1, 1)
grid.addWidget(QLabel(_('New Password')), 2, 0)
grid.addWidget(new_pw, 2, 1)
grid.addWidget(QLabel(_('Confirm Password')), 3, 0)
grid.addWidget(conf_pw, 3, 1)
vbox.addLayout(grid)
vbox.addLayout(ok_cancel_buttons(d))
d.setLayout(vbox)
if not d.exec_(): return
password = unicode(pw.text()) if wallet.use_encryption else None
new_password = unicode(new_pw.text())
new_password2 = unicode(conf_pw.text())
try:
seed = wallet.decode_seed(password)
except:
QMessageBox.warning(parent, _('Error'), _('Incorrect Password'), _('OK'))
return
if new_password != new_password2:
QMessageBox.warning(parent, _('Error'), _('Passwords do not match'), _('OK'))
return ElectrumWindow.change_password_dialog(wallet, parent) # Retry
wallet.update_password(seed, password, new_password)
@staticmethod
def seed_dialog(wallet, parent=None):
d = QDialog(parent)
d.setModal(1)
vbox = QVBoxLayout()
msg = _("Please enter your wallet seed or the corresponding mnemonic list of words, and the gap limit of your wallet.")
vbox.addWidget(QLabel(msg))
grid = QGridLayout()
grid.setSpacing(8)
seed_e = QLineEdit()
grid.addWidget(QLabel(_('Seed or mnemonic')), 1, 0)
grid.addWidget(seed_e, 1, 1)
gap_e = QLineEdit()
gap_e.setText("5")
grid.addWidget(QLabel(_('Gap limit')), 2, 0)
grid.addWidget(gap_e, 2, 1)
gap_e.textChanged.connect(lambda: numbify(gap_e,True))
vbox.addLayout(grid)
vbox.addLayout(ok_cancel_buttons(d))
d.setLayout(vbox)
if not d.exec_(): return
try:
gap = int(unicode(gap_e.text()))
except:
QMessageBox.warning(None, _('Error'), 'error', 'OK')
return
try:
seed = str(seed_e.text())
seed.decode('hex')
except:
print_error("Warning: Not hex, trying decode")
try:
seed = mnemonic.mn_decode( seed.split(' ') )
except:
QMessageBox.warning(None, _('Error'), _('I cannot decode this'), _('OK'))
return
if not seed:
QMessageBox.warning(None, _('Error'), _('No seed'), _('OK'))
return
return seed, gap
def generate_transaction_information_widget(self, tx):
tabs = QTabWidget(self)
tab1 = QWidget()
grid_ui = QGridLayout(tab1)
grid_ui.setColumnStretch(0,1)
tabs.addTab(tab1, _('Outputs') )
tree_widget = MyTreeWidget(self)
tree_widget.setColumnCount(2)
tree_widget.setHeaderLabels( [_('Address'), _('Amount')] )
tree_widget.setColumnWidth(0, 300)
tree_widget.setColumnWidth(1, 50)
for output in tx.d["outputs"]:
item = QTreeWidgetItem( ["%s" %(output["address"]), "%s" % ( format_satoshis(output["value"]))] )
tree_widget.addTopLevelItem(item)
tree_widget.setMaximumHeight(100)
grid_ui.addWidget(tree_widget)
tab2 = QWidget()
grid_ui = QGridLayout(tab2)
grid_ui.setColumnStretch(0,1)
tabs.addTab(tab2, _('Inputs') )
tree_widget = MyTreeWidget(self)
tree_widget.setColumnCount(2)
tree_widget.setHeaderLabels( [ _('Address'), _('Previous output')] )
for input_line in tx.inputs:
item = QTreeWidgetItem( [ str(input_line["address"]), str(input_line["prevout_hash"])] )
tree_widget.addTopLevelItem(item)
tree_widget.setMaximumHeight(100)
grid_ui.addWidget(tree_widget)
return tabs
def tx_dict_from_text(self, txt):
try:
tx_dict = json.loads(str(txt))
assert "hex" in tx_dict.keys()
assert "complete" in tx_dict.keys()
if not tx_dict["complete"]:
assert "input_info" in tx_dict.keys()
except:
QMessageBox.critical(None, "Unable to parse transaction", _("Electrum was unable to parse your transaction:"))
return None
return tx_dict
def read_tx_from_file(self):
fileName = QFileDialog.getOpenFileName(QWidget(), _("Select your transaction file"), os.path.expanduser('~'))
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_dict_from_text(file_content)
def sign_raw_transaction(self, tx, input_info):
if self.wallet.use_encryption:
password = self.password_dialog()
if not password:
return
else:
password = None
try:
self.wallet.signrawtransaction(tx, input_info, [], password)
fileName = QFileDialog.getSaveFileName(QWidget(), _("Select where to save your signed transaction"), os.path.expanduser('~/signed_tx_%s' % (tx.hash()[0:8])))
if fileName:
with open(fileName, "w+") as f:
f.write(json.dumps(tx.as_dict(),indent=4) + '\n')
self.show_message(_("Transaction saved succesfully"))
except BaseException, e:
self.show_message(str(e))
def create_sign_transaction_window(self, tx_dict):
tx = Transaction(tx_dict["hex"])
dialog = QDialog(self)
dialog.setMinimumWidth(500)
dialog.setWindowTitle(_('Sign unsigned transaction'))
dialog.setModal(1)
vbox = QVBoxLayout()
dialog.setLayout(vbox)
vbox.addWidget( self.generate_transaction_information_widget(tx) )
if tx_dict["complete"] == True:
vbox.addWidget(QLabel(_("This transaction is already signed.")))
else:
vbox.addWidget(QLabel(_("Create a signed transaction.")))
vbox.addLayout(ok_cancel_buttons(dialog))
input_info = json.loads(tx_dict["input_info"])
if dialog.exec_():
self.sign_raw_transaction(tx, input_info)
def do_sign_from_text(self):
txt, ok = QInputDialog.getText(QTextEdit(), _('Sign raw transaction'), _('Transaction data in JSON') + ':')
if not ok:
return
tx_dict = self.tx_dict_from_text(unicode(txt))
if tx_dict:
self.create_sign_transaction_window(tx_dict)
def do_sign_from_file(self):
tx_dict = self.read_tx_from_file()
if tx_dict:
self.create_sign_transaction_window(tx_dict)
def send_raw_transaction(self, raw_tx):
result, result_message = self.wallet.sendtx( raw_tx )
if result:
self.show_message("Transaction succesfully sent: %s" % (result_message))
else:
self.show_message("There was a problem sending your transaction:\n %s" % (result_message))
def create_send_transaction_window(self, tx_dict):
tx = Transaction(tx_dict["hex"])
dialog = QDialog(self)
dialog.setMinimumWidth(500)
dialog.setWindowTitle(_('Send raw transaction'))
dialog.setModal(1)
vbox = QVBoxLayout()
dialog.setLayout(vbox)
vbox.addWidget( self.generate_transaction_information_widget(tx))
if tx_dict["complete"] == False:
vbox.addWidget(QLabel(_("This transaction is not signed yet.")))
else:
vbox.addWidget(QLabel(_("Broadcast this transaction")))
vbox.addLayout(ok_cancel_buttons(dialog))
if dialog.exec_():
self.send_raw_transaction(tx_dict["hex"])
def do_send_from_file(self):
tx_dict = self.read_tx_from_file()
if tx_dict:
self.create_send_transaction_window(tx_dict)
def do_send_from_text(self):
txt, ok = QInputDialog.getText(QTextEdit(), _('Send raw transaction'), _('Transaction data in JSON') + ':')
if not ok:
return
tx_dict = self.tx_dict_from_text(unicode(txt))
if tx_dict:
self.create_send_transaction_window(tx_dict)
def do_export_privkeys(self):
self.show_message("%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.")))
if self.wallet.use_encryption:
password = self.password_dialog()
if not password:
return
else:
password = None
try:
select_export = _('Select file to export your private keys to')
fileName = QFileDialog.getSaveFileName(QWidget(), select_export, os.path.expanduser('~/electrum-private-keys.csv'), "*.csv")
if fileName:
with open(fileName, "w+") as csvfile:
transaction = csv.writer(csvfile)
transaction.writerow(["address", "private_key"])
for addr, pk in self.wallet.get_private_keys(self.wallet.addresses(True), password).items():
transaction.writerow(["%34s"%addr,pk])
self.show_message(_("Private keys exported."))
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 BaseException, e:
self.show_message(str(e))
return
def do_import_labels(self):
labelsFile = QFileDialog.getOpenFileName(QWidget(), _("Open text file"), util.user_dir(), self.tr("Text Files (labels.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.labels[key] = value
self.wallet.save()
QMessageBox.information(None, _("Labels imported"), _("Your labels where 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:
labelsFile = util.user_dir() + '/labels.dat'
f = open(labelsFile, 'w+')
json.dump(labels, f)
f.close()
QMessageBox.information(None, "Labels exported", _("Your labels where exported to")+" '%s'" % str(labelsFile))
except (IOError, os.error), reason:
QMessageBox.critical(None, "Unable to export labels", _("Electrum was unable to export your labels.")+"\n" + str(reason))
def do_export_history(self):
from gui_lite import csv_transaction
csv_transaction(self.wallet)
def do_import_privkey(self):
if not self.wallet.imported_keys:
r = QMessageBox.question(None, _('Warning'), _('Warning: Imported keys are not recoverable from seed.') + ' ' \
+ _('If you ever need to restore your wallet from its seed, these keys will be lost.') + '\n\n' \
+ _('Are you sure you understand what you are doing?'), 3, 4)
if r == 4: return
text, ok = QInputDialog.getText(self, _('Import private key'), _('Private Key') + ':')
if not ok: return
sec = str(text).strip()
if self.wallet.use_encryption:
password = self.password_dialog()
if not password:
return
else:
password = None
try:
addr = self.wallet.import_key(sec, password)
if not addr:
QMessageBox.critical(None, _("Unable to import key"), "error")
else:
QMessageBox.information(None, _("Key imported"), addr)
self.update_receive_tab()
self.update_history_tab()
except BaseException as e:
QMessageBox.critical(None, _("Unable to import key"), str(e))
def settings_dialog(self):
d = QDialog(self)
d.setWindowTitle(_('Electrum Settings'))
d.setModal(1)
vbox = QVBoxLayout()
tabs = QTabWidget(self)
vbox.addWidget(tabs)
tab1 = QWidget()
grid_ui = QGridLayout(tab1)
grid_ui.setColumnStretch(0,1)
tabs.addTab(tab1, _('Display') )
nz_label = QLabel(_('Display zeros'))
grid_ui.addWidget(nz_label, 3, 0)
nz_e = QLineEdit()
nz_e.setText("%d"% self.wallet.num_zeros)
grid_ui.addWidget(nz_e, 3, 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_ui.addWidget(HelpButton(msg), 3, 2)
nz_e.textChanged.connect(lambda: numbify(nz_e,True))
if not self.config.is_modifiable('num_zeros'):
for w in [nz_e, nz_label]: w.setEnabled(False)
lang_label=QLabel(_('Language') + ':')
grid_ui.addWidget(lang_label , 8, 0)
lang_combo = QComboBox()
from i18n import languages
lang_combo.addItems(languages.values())
try:
index = languages.keys().index(self.config.get("language",''))
except:
index = 0
lang_combo.setCurrentIndex(index)
grid_ui.addWidget(lang_combo, 8, 1)
grid_ui.addWidget(HelpButton(_('Select which language is used in the GUI (after restart).')+' '), 8, 2)
if not self.config.is_modifiable('language'):
for w in [lang_combo, lang_label]: w.setEnabled(False)
currencies = self.exchanger.get_currencies()
currencies.insert(0, "None")
cur_label=QLabel(_('Currency') + ':')
grid_ui.addWidget(cur_label , 9, 0)
cur_combo = QComboBox()
cur_combo.addItems(currencies)
try:
index = currencies.index(self.config.get('currency', "None"))
except:
index = 0
cur_combo.setCurrentIndex(index)
grid_ui.addWidget(cur_combo, 9, 1)
grid_ui.addWidget(HelpButton(_('Select which currency is used for quotes.')+' '), 9, 2)
view_label=QLabel(_('Receive Tab') + ':')
grid_ui.addWidget(view_label , 10, 0)
view_combo = QComboBox()
view_combo.addItems([_('Simple'), _('Advanced')])
view_combo.setCurrentIndex(self.expert_mode)
grid_ui.addWidget(view_combo, 10, 1)
hh = _('This selects the interaction mode of the "Receive" tab.')+' ' + '\n\n' \
+ _('Simple') + ': ' + _('Show only addresses and labels.') + '\n\n' \
+ _('Advanced') + ': ' + _('Show address balances and add extra menu items to freeze/prioritize addresses.') + '\n\n'
grid_ui.addWidget(HelpButton(hh), 10, 2)
# wallet tab
tab2 = QWidget()
grid_wallet = QGridLayout(tab2)
grid_wallet.setColumnStretch(0,1)
tabs.addTab(tab2, _('Wallet') )
fee_label = QLabel(_('Transaction fee'))
grid_wallet.addWidget(fee_label, 0, 0)
fee_e = QLineEdit()
fee_e.setText("%s"% str( Decimal( self.wallet.fee)/100000000 ) )
grid_wallet.addWidget(fee_e, 0, 1)
msg = _('Fee per transaction input. Transactions involving multiple inputs tend to require a higher fee.') + ' ' \
+ _('Recommended value') + ': 0.001'
grid_wallet.addWidget(HelpButton(msg), 0, 2)
fee_e.textChanged.connect(lambda: numbify(fee_e,False))
if not self.config.is_modifiable('fee'):
for w in [fee_e, fee_label]: w.setEnabled(False)
usechange_label = QLabel(_('Use change addresses'))
grid_wallet.addWidget(usechange_label, 1, 0)
usechange_combo = QComboBox()
usechange_combo.addItems([_('Yes'), _('No')])
usechange_combo.setCurrentIndex(not self.wallet.use_change)
grid_wallet.addWidget(usechange_combo, 1, 1)
grid_wallet.addWidget(HelpButton(_('Using change addresses makes it more difficult for other people to track your transactions.')+' '), 1, 2)
if not self.config.is_modifiable('use_change'): usechange_combo.setEnabled(False)
gap_label = QLabel(_('Gap limit'))
grid_wallet.addWidget(gap_label, 2, 0)
gap_e = QLineEdit()
gap_e.setText("%d"% self.wallet.gap_limit)
grid_wallet.addWidget(gap_e, 2, 1)
msg = _('The gap limit is the maximal number of contiguous unused addresses in your sequence of receiving addresses.') + '\n' \
+ _('You may increase it if you need more receiving addresses.') + '\n\n' \
+ _('Your current gap limit is') + ': %d'%self.wallet.gap_limit + '\n' \
+ _('Given the current status of your address sequence, the minimum gap limit you can use is:')+' ' + '%d'%self.wallet.min_acceptable_gap() + '\n\n' \
+ _('Warning') + ': ' \
+ _('The gap limit parameter must be provided in order to recover your wallet from seed.') + ' ' \
+ _('Do not modify it if you do not understand what you are doing, or if you expect to recover your wallet without knowing it!') + '\n\n'
grid_wallet.addWidget(HelpButton(msg), 2, 2)
gap_e.textChanged.connect(lambda: numbify(nz_e,True))
if not self.config.is_modifiable('gap_limit'):
for w in [gap_e, gap_label]: w.setEnabled(False)
grid_wallet.setRowStretch(3,1)
# import/export tab
tab3 = QWidget()
grid_io = QGridLayout(tab3)
grid_io.setColumnStretch(0,1)
tabs.addTab(tab3, _('Import/Export') )
grid_io.addWidget(QLabel(_('Labels')), 1, 0)
grid_io.addWidget(EnterButton(_("Export"), self.do_export_labels), 1, 1)
grid_io.addWidget(EnterButton(_("Import"), self.do_import_labels), 1, 2)
grid_io.addWidget(HelpButton(_('Export your labels as json')), 1, 3)
grid_io.addWidget(QLabel(_('History')), 2, 0)
grid_io.addWidget(EnterButton(_("Export"), self.do_export_history), 2, 1)
grid_io.addWidget(HelpButton(_('Export your transaction history as csv')), 2, 3)
grid_io.addWidget(QLabel(_('Private keys')), 3, 0)
grid_io.addWidget(EnterButton(_("Export"), self.do_export_privkeys), 3, 1)
grid_io.addWidget(EnterButton(_("Import"), self.do_import_privkey), 3, 2)
grid_io.addWidget(HelpButton(_('Import private key')), 3, 3)
grid_io.addWidget(QLabel(_('Master Public Key')), 4, 0)
grid_io.addWidget(EnterButton(_("Show"), self.show_master_public_key), 4, 1)
grid_io.addWidget(HelpButton(_('Your Master Public Key can be used to create receiving addresses, but not to sign transactions.') + ' ' \
+ _('If you give it to someone, they will be able to see your transactions, but not to spend your money.') + ' ' \
+ _('If you restore your wallet from it, a watching-only (deseeded) wallet will be created.')), 4, 3)
grid_io.setRowStretch(4,1)
tab4 = QWidget()
grid_raw = QGridLayout(tab4)
grid_raw.setColumnStretch(0,1)
tabs.addTab(tab4, _('Raw tx') ) # move this to wallet tab
if self.wallet.seed:
grid_raw.addWidget(QLabel(_("Sign transaction")), 1, 0)
grid_raw.addWidget(EnterButton(_("From file"), self.do_sign_from_file),1,1)
grid_raw.addWidget(EnterButton(_("From text"), self.do_sign_from_text),1,2)
grid_raw.addWidget(HelpButton(_("Sign an unsigned transaction generated by a watching-only wallet")),1,3)
grid_raw.addWidget(QLabel(_("Send signed transaction")), 2, 0)
grid_raw.addWidget(EnterButton(_("From file"), self.do_send_from_file),2,1)
grid_raw.addWidget(EnterButton(_("From text"), self.do_send_from_text),2,2)
grid_raw.addWidget(HelpButton(_("This will broadcast a transaction to the network.")),2,3)
grid_raw.setRowStretch(3,1)
# plugins
if self.plugins:
tab5 = QWidget()
grid_plugins = QGridLayout(tab5)
grid_plugins.setColumnStretch(0,1)
tabs.addTab(tab5, _('Plugins') )
def mk_toggle(cb, p):
return lambda: cb.setChecked(p.toggle(self))
for i, p in enumerate(self.plugins):
try:
name, description = p.get_info()
cb = QCheckBox(name)
cb.setChecked(p.is_enabled())
cb.stateChanged.connect(mk_toggle(cb,p))
grid_plugins.addWidget(cb, i, 0)
grid_plugins.addWidget(HelpButton(description), i, 2)
except:
print_msg("Error: cannot display plugin", p)
traceback.print_exc(file=sys.stdout)
grid_plugins.setRowStretch(i+1,1)
vbox.addLayout(ok_cancel_buttons(d))
d.setLayout(vbox)
# run the dialog
if not d.exec_(): return
fee = unicode(fee_e.text())
try:
fee = int( 100000000 * Decimal(fee) )
except:
QMessageBox.warning(self, _('Error'), _('Invalid value') +': %s'%fee, _('OK'))
return
if self.wallet.fee != fee:
self.wallet.fee = fee
self.wallet.save()
nz = unicode(nz_e.text())
try:
nz = int( nz )
if nz>8: nz=8
except:
QMessageBox.warning(self, _('Error'), _('Invalid value')+':%s'%nz, _('OK'))
return
if self.wallet.num_zeros != nz:
self.wallet.num_zeros = nz
self.config.set_key('num_zeros', nz, True)
self.update_history_tab()
self.update_receive_tab()
usechange_result = usechange_combo.currentIndex() == 0
if self.wallet.use_change != usechange_result:
self.wallet.use_change = usechange_result
self.config.set_key('use_change', self.wallet.use_change, True)
try:
n = int(gap_e.text())
except:
QMessageBox.warning(self, _('Error'), _('Invalid value'), _('OK'))
return
if self.wallet.gap_limit != n:
r = self.wallet.change_gap_limit(n)
if r:
self.update_receive_tab()
self.config.set_key('gap_limit', self.wallet.gap_limit, True)
else:
QMessageBox.warning(self, _('Error'), _('Invalid value'), _('OK'))
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
cur_request = str(currencies[cur_combo.currentIndex()])
if cur_request != self.config.get('currency', "None"):
self.config.set_key('currency', cur_request, True)
self.update_wallet()
if need_restart:
QMessageBox.warning(self, _('Success'), _('Please restart Electrum to activate the new GUI settings'), _('OK'))
self.receive_tab_set_mode(view_combo.currentIndex())
@staticmethod
def network_dialog(wallet, parent=None):
interface = wallet.interface
if parent:
if interface.is_connected:
status = _("Connected to")+" %s\n%d "%(interface.host, wallet.verifier.height)+_("blocks")
else:
status = _("Not connected")
server = interface.server
else:
import random
status = _("Please choose a server.") + "\n" + _("Select 'Cancel' if you are offline.")
server = interface.server
plist, servers_list = interface.get_servers_list()
d = QDialog(parent)
d.setModal(1)
d.setWindowTitle(_('Server'))
d.setMinimumSize(375, 20)
vbox = QVBoxLayout()
vbox.setSpacing(30)
hbox = QHBoxLayout()
l = QLabel()
l.setPixmap(QPixmap(":icons/network.png"))
hbox.addStretch(10)
hbox.addWidget(l)
hbox.addWidget(QLabel(status))
hbox.addStretch(50)
vbox.addLayout(hbox)
# grid layout
grid = QGridLayout()
grid.setSpacing(8)
vbox.addLayout(grid)
# server
server_protocol = QComboBox()
server_host = QLineEdit()
server_host.setFixedWidth(200)
server_port = QLineEdit()
server_port.setFixedWidth(60)
protocol_names = ['TCP', 'HTTP', 'TCP/SSL', 'HTTPS']
protocol_letters = 'thsg'
DEFAULT_PORTS = {'t':'50001', 's':'50002', 'h':'8081', 'g':'8082'}
server_protocol.addItems(protocol_names)
grid.addWidget(QLabel(_('Server') + ':'), 0, 0)
grid.addWidget(server_protocol, 0, 1)
grid.addWidget(server_host, 0, 2)
grid.addWidget(server_port, 0, 3)
def change_protocol(p):
protocol = protocol_letters[p]
host = unicode(server_host.text())
pp = plist.get(host,DEFAULT_PORTS)
if protocol not in pp.keys():
protocol = pp.keys()[0]
port = pp[protocol]
server_host.setText( host )
server_port.setText( port )
server_protocol.connect(server_protocol, SIGNAL('currentIndexChanged(int)'), change_protocol)
label = _('Active Servers') if wallet.interface.servers else _('Default Servers')
servers_list_widget = QTreeWidget(parent)
servers_list_widget.setHeaderLabels( [ label, _('Type') ] )
servers_list_widget.setMaximumHeight(150)
servers_list_widget.setColumnWidth(0, 240)
for _host in servers_list.keys():
_type = 'P' if servers_list[_host].get('pruning') else 'F'
servers_list_widget.addTopLevelItem(QTreeWidgetItem( [ _host, _type ] ))
def change_server(host, protocol=None):
pp = plist.get(host,DEFAULT_PORTS)
if protocol:
port = pp.get(protocol)
if not port: protocol = None
if not protocol:
if 't' in pp.keys():
protocol = 't'
port = pp.get(protocol)
else:
protocol = pp.keys()[0]
port = pp.get(protocol)
server_host.setText( host )
server_port.setText( port )
server_protocol.setCurrentIndex(protocol_letters.index(protocol))
if not plist: return
for p in protocol_letters:
i = protocol_letters.index(p)
j = server_protocol.model().index(i,0)
if p not in pp.keys():
server_protocol.model().setData(j, QtCore.QVariant(0), QtCore.Qt.UserRole-1)
else:
server_protocol.model().setData(j, QtCore.QVariant(0,False), QtCore.Qt.UserRole-1)
if server:
host, port, protocol = server.split(':')
change_server(host,protocol)
servers_list_widget.connect(servers_list_widget, SIGNAL('itemClicked(QTreeWidgetItem*, int)'), lambda x: change_server(unicode(x.text(0))))
grid.addWidget(servers_list_widget, 1, 1, 1, 3)
if not wallet.config.is_modifiable('server'):
for w in [server_host, server_port, server_protocol, servers_list_widget]: w.setEnabled(False)
# auto cycle
autocycle_cb = QCheckBox(_('Try random servers if disconnected'))
autocycle_cb.setChecked(wallet.config.get('auto_cycle', False))
grid.addWidget(autocycle_cb, 3, 1, 3, 2)
if not wallet.config.is_modifiable('auto_cycle'): autocycle_cb.setEnabled(False)
# proxy setting
proxy_mode = QComboBox()
proxy_host = QLineEdit()
proxy_host.setFixedWidth(200)
proxy_port = QLineEdit()
proxy_port.setFixedWidth(60)
proxy_mode.addItems(['NONE', 'SOCKS4', 'SOCKS5', 'HTTP'])
def check_for_disable(index = False):
if proxy_mode.currentText() != 'NONE':
proxy_host.setEnabled(True)
proxy_port.setEnabled(True)
else:
proxy_host.setEnabled(False)
proxy_port.setEnabled(False)
check_for_disable()
proxy_mode.connect(proxy_mode, SIGNAL('currentIndexChanged(int)'), check_for_disable)
if not wallet.config.is_modifiable('proxy'):
for w in [proxy_host, proxy_port, proxy_mode]: w.setEnabled(False)
proxy_config = interface.proxy if interface.proxy else { "mode":"none", "host":"localhost", "port":"8080"}
proxy_mode.setCurrentIndex(proxy_mode.findText(str(proxy_config.get("mode").upper())))
proxy_host.setText(proxy_config.get("host"))
proxy_port.setText(proxy_config.get("port"))
grid.addWidget(QLabel(_('Proxy') + ':'), 2, 0)
grid.addWidget(proxy_mode, 2, 1)
grid.addWidget(proxy_host, 2, 2)
grid.addWidget(proxy_port, 2, 3)
# buttons
vbox.addLayout(ok_cancel_buttons(d))
d.setLayout(vbox)
if not d.exec_(): return
server = unicode( server_host.text() ) + ':' + unicode( server_port.text() ) + ':' + (protocol_letters[server_protocol.currentIndex()])
if proxy_mode.currentText() != 'NONE':
proxy = { u'mode':unicode(proxy_mode.currentText()).lower(), u'host':unicode(proxy_host.text()), u'port':unicode(proxy_port.text()) }
else:
proxy = None
wallet.config.set_key("proxy", proxy, True)
wallet.config.set_key("server", server, True)
interface.set_server(server, proxy)
wallet.config.set_key('auto_cycle', autocycle_cb.isChecked(), True)
return True
def closeEvent(self, event):
g = self.geometry()
self.config.set_key("winpos-qt", [g.left(),g.top(),g.width(),g.height()], True)
self.save_column_widths()
self.config.set_key("column-widths", self.column_widths, True)
self.config.set_key("console-history",self.console.history[-50:])
event.accept()
class ElectrumGui:
def __init__(self, wallet, config, app=None):
self.wallet = wallet
self.config = config
if app is None:
self.app = QApplication(sys.argv)
def restore_or_create(self):
msg = _("Wallet file not found.")+"\n"+_("Do you want to create a new wallet, or to restore an existing one?")
r = QMessageBox.question(None, _('Message'), msg, _('Create'), _('Restore'), _('Cancel'), 0, 2)
if r==2: return None
return 'restore' if r==1 else 'create'
def seed_dialog(self):
return ElectrumWindow.seed_dialog( self.wallet )
def network_dialog(self):
return ElectrumWindow.network_dialog( self.wallet, parent=None )
def show_seed(self):
ElectrumWindow.show_seed_dialog(self.wallet)
def password_dialog(self):
ElectrumWindow.change_password_dialog(self.wallet)
def restore_wallet(self):
wallet = self.wallet
# wait until we are connected, because the user might have selected another server
if not wallet.interface.is_connected:
waiting = lambda: False if wallet.interface.is_connected else "%s \n" % (_("Connecting..."))
waiting_dialog(waiting)
waiting = lambda: False if wallet.is_up_to_date() else "%s\n%s %d\n%s %.1f"\
%(_("Please wait..."),_("Addresses generated:"),len(wallet.addresses(True)),_("Kilobytes received:"), wallet.interface.bytes_received/1024.)
wallet.set_up_to_date(False)
wallet.interface.poke('synchronizer')
waiting_dialog(waiting)
if wallet.is_found():
print_error( "Recovery successful" )
else:
QMessageBox.information(None, _('Error'), _("No transactions found for this seed"), _('OK'))
return True
def main(self,url):
s = Timer()
s.start()
w = ElectrumWindow(self.wallet, self.config)
if url: w.set_url(url)
w.app = self.app
w.connect_slots(s)
w.update_wallet()
w.show()
self.app.exec_()