gui/qt/main_window.py

   1 #!/usr/bin/env python
   2 #
   3 # Electrum - lightweight Bitcoin client
   4 # Copyright (C) 2012 thomasv@gitorious
   5 #
   6 # This program is free software: you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation, either version 3 of the License, or
   9 # (at your option) any later version.
  10 #
  11 # This program is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  14 # GNU General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU General Public License
  17 # along with this program. If not, see <http://www.gnu.org/licenses/>.
  18
  19 import sys, time, datetime, re, threading
  20 from electrum.i18n import _, set_language
  21 from electrum.util import print_error, print_msg
  22 import os.path, json, ast, traceback
  23 import webbrowser
  24 import shutil
  25 import StringIO
  26
  27
  28 import PyQt4
  29 from PyQt4.QtGui import *
  30 from PyQt4.QtCore import *
  31 import PyQt4.QtCore as QtCore
  32
  33 from electrum.bitcoin import MIN_RELAY_TX_FEE, is_valid
  34 from electrum.plugins import run_hook
  35
  36 import icons_rc
  37
  38 from electrum.wallet import format_satoshis
  39 from electrum import Transaction
  40 from electrum import mnemonic
  41 from electrum import util, bitcoin, commands, Interface, Wallet
  42 from electrum import SimpleConfig, Wallet, WalletStorage
  43
  44
  45 from electrum import bmp, pyqrnative
  46
  47 from amountedit import AmountEdit, MyLineEdit
  48 from network_dialog import NetworkDialog
  49 from qrcodewidget import QRCodeWidget
  50
  51 from decimal import Decimal
  52
  53 import platform
  54 import httplib
  55 import socket
  56 import webbrowser
  57 import csv
  58
  59 if platform.system() == 'Windows':
  60     MONOSPACE_FONT = 'Lucida Console'
  61 elif platform.system() == 'Darwin':
  62     MONOSPACE_FONT = 'Monaco'
  63 else:
  64     MONOSPACE_FONT = 'monospace'
  65
  66 from electrum import ELECTRUM_VERSION
  67 import re
  68
  69 from util import *
  70
  71
  72
  73
  74
  75
  76 class StatusBarButton(QPushButton):
  77     def __init__(self, icon, tooltip, func):
  78         QPushButton.__init__(self, icon, '')
  79         self.setToolTip(tooltip)
  80         self.setFlat(True)
  81         self.setMaximumWidth(25)
  82         self.clicked.connect(func)
  83         self.func = func
  84         self.setIconSize(QSize(25,25))
  85
  86     def keyPressEvent(self, e):
  87         if e.key() == QtCore.Qt.Key_Return:
  88             apply(self.func,())
  89
  90
  91
  92
  93
  94
  95
  96
  97
  98
  99 default_column_widths = { "history":[40,140,350,140], "contacts":[350,330], "receive": [370,200,130] }
 100
 101 class ElectrumWindow(QMainWindow):
 102
 103
 104
 105     def __init__(self, config, network, gui_object):
 106         QMainWindow.__init__(self)
 107
 108         self.config = config
 109         self.network = network
 110         self.gui_object = gui_object
 111         self.tray = gui_object.tray
 112         self.go_lite = gui_object.go_lite
 113         self.lite = None
 114
 115         self.create_status_bar()
 116         self.need_update = threading.Event()
 117
 118         self.decimal_point = config.get('decimal_point', 5)
 119         self.num_zeros     = int(config.get('num_zeros',0))
 120         self.invoices      = {}
 121
 122         set_language(config.get('language'))
 123
 124         self.funds_error = False
 125         self.completions = QStringListModel()
 126
 127         self.tabs = tabs = QTabWidget(self)
 128         self.column_widths = self.config.get("column_widths_2", default_column_widths )
 129         tabs.addTab(self.create_history_tab(), _('History') )
 130         tabs.addTab(self.create_send_tab(), _('Send') )
 131         tabs.addTab(self.create_receive_tab(), _('Receive') )
 132         tabs.addTab(self.create_contacts_tab(), _('Contacts') )
 133         tabs.addTab(self.create_invoices_tab(), _('Invoices') )
 134         tabs.addTab(self.create_console_tab(), _('Console') )
 135         tabs.setMinimumSize(600, 400)
 136         tabs.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
 137         self.setCentralWidget(tabs)
 138
 139         g = self.config.get("winpos-qt",[100, 100, 840, 400])
 140         self.setGeometry(g[0], g[1], g[2], g[3])
 141         if self.config.get("is_maximized"):
 142             self.showMaximized()
 143
 144         self.setWindowIcon(QIcon(":icons/electrum.png"))
 145         self.init_menubar()
 146
 147         QShortcut(QKeySequence("Ctrl+W"), self, self.close)
 148         QShortcut(QKeySequence("Ctrl+Q"), self, self.close)
 149         QShortcut(QKeySequence("Ctrl+R"), self, self.update_wallet)
 150         QShortcut(QKeySequence("Ctrl+PgUp"), self, lambda: tabs.setCurrentIndex( (tabs.currentIndex() - 1 )%tabs.count() ))
 151         QShortcut(QKeySequence("Ctrl+PgDown"), self, lambda: tabs.setCurrentIndex( (tabs.currentIndex() + 1 )%tabs.count() ))
 152
 153         for i in range(tabs.count()):
 154             QShortcut(QKeySequence("Alt+" + str(i + 1)), self, lambda i=i: tabs.setCurrentIndex(i))
 155
 156         self.connect(self, QtCore.SIGNAL('update_status'), self.update_status)
 157         self.connect(self, QtCore.SIGNAL('banner_signal'), lambda: self.console.showMessage(self.network.banner) )
 158         self.connect(self, QtCore.SIGNAL('transaction_signal'), lambda: self.notify_transactions() )
 159         self.connect(self, QtCore.SIGNAL('payment_request_ok'), self.payment_request_ok)
 160         self.connect(self, QtCore.SIGNAL('payment_request_error'), self.payment_request_error)
 161
 162         self.history_list.setFocus(True)
 163
 164         # network callbacks
 165         if self.network:
 166             self.network.register_callback('updated', lambda: self.need_update.set())
 167             self.network.register_callback('banner', lambda: self.emit(QtCore.SIGNAL('banner_signal')))
 168             self.network.register_callback('disconnected', lambda: self.emit(QtCore.SIGNAL('update_status')))
 169             self.network.register_callback('disconnecting', lambda: self.emit(QtCore.SIGNAL('update_status')))
 170             self.network.register_callback('new_transaction', lambda: self.emit(QtCore.SIGNAL('transaction_signal')))
 171
 172             # set initial message
 173             self.console.showMessage(self.network.banner)
 174
 175         self.wallet = None
 176
 177
 178     def update_account_selector(self):
 179         # account selector
 180         accounts = self.wallet.get_account_names()
 181         self.account_selector.clear()
 182         if len(accounts) > 1:
 183             self.account_selector.addItems([_("All accounts")] + accounts.values())
 184             self.account_selector.setCurrentIndex(0)
 185             self.account_selector.show()
 186         else:
 187             self.account_selector.hide()
 188
 189
 190     def load_wallet(self, wallet):
 191         import electrum
 192
 193         self.wallet = wallet
 194         self.update_wallet_format()
 195
 196         self.invoices = self.wallet.storage.get('invoices', {})
 197         self.accounts_expanded = self.wallet.storage.get('accounts_expanded',{})
 198         self.current_account = self.wallet.storage.get("current_account", None)
 199         title = 'Electrum ' + self.wallet.electrum_version + '  -  ' + self.wallet.storage.path
 200         if self.wallet.is_watching_only(): title += ' [%s]' % (_('watching only'))
 201         self.setWindowTitle( title )
 202         self.update_wallet()
 203         # Once GUI has been initialized check if we want to announce something since the callback has been called before the GUI was initialized
 204         self.notify_transactions()
 205         self.update_account_selector()
 206         # update menus
 207         self.new_account_menu.setEnabled(self.wallet.can_create_accounts())
 208         self.private_keys_menu.setEnabled(not self.wallet.is_watching_only())
 209         self.password_menu.setEnabled(not self.wallet.is_watching_only())
 210         self.seed_menu.setEnabled(self.wallet.has_seed())
 211         self.mpk_menu.setEnabled(self.wallet.is_deterministic())
 212         self.import_menu.setEnabled(self.wallet.can_import())
 213
 214         self.update_lock_icon()
 215         self.update_buttons_on_seed()
 216         self.update_console()
 217
 218         run_hook('load_wallet', wallet)
 219
 220
 221     def update_wallet_format(self):
 222         # convert old-format imported keys
 223         if self.wallet.imported_keys:
 224             password = self.password_dialog(_("Please enter your password in order to update imported keys"))
 225             try:
 226                 self.wallet.convert_imported_keys(password)
 227             except:
 228                 self.show_message("error")
 229
 230
 231     def open_wallet(self):
 232         wallet_folder = self.wallet.storage.path
 233         filename = unicode( QFileDialog.getOpenFileName(self, "Select your wallet file", wallet_folder) )
 234         if not filename:
 235             return
 236
 237         storage = WalletStorage({'wallet_path': filename})
 238         if not storage.file_exists:
 239             self.show_message("file not found "+ filename)
 240             return
 241
 242         self.wallet.stop_threads()
 243
 244         # create new wallet
 245         wallet = Wallet(storage)
 246         wallet.start_threads(self.network)
 247
 248         self.load_wallet(wallet)
 249
 250
 251
 252     def backup_wallet(self):
 253         import shutil
 254         path = self.wallet.storage.path
 255         wallet_folder = os.path.dirname(path)
 256         filename = unicode( QFileDialog.getSaveFileName(self, _('Enter a filename for the copy of your wallet'), wallet_folder) )
 257         if not filename:
 258             return
 259
 260         new_path = os.path.join(wallet_folder, filename)
 261         if new_path != path:
 262             try:
 263                 shutil.copy2(path, new_path)
 264                 QMessageBox.information(None,"Wallet backup created", _("A copy of your wallet file was created in")+" '%s'" % str(new_path))
 265             except (IOError, os.error), reason:
 266                 QMessageBox.critical(None,"Unable to create backup", _("Electrum was unable to copy your wallet file to the specified location.")+"\n" + str(reason))
 267
 268
 269     def new_wallet(self):
 270         import installwizard
 271
 272         wallet_folder = os.path.dirname(self.wallet.storage.path)
 273         filename = unicode( QFileDialog.getSaveFileName(self, _('Enter a new file name'), wallet_folder) )
 274         if not filename:
 275             return
 276         filename = os.path.join(wallet_folder, filename)
 277
 278         storage = WalletStorage({'wallet_path': filename})
 279         if storage.file_exists:
 280             QMessageBox.critical(None, "Error", _("File exists"))
 281             return
 282
 283         wizard = installwizard.InstallWizard(self.config, self.network, storage)
 284         wallet = wizard.run('new')
 285         if wallet:
 286             self.load_wallet(wallet)
 287
 288
 289
 290     def init_menubar(self):
 291         menubar = QMenuBar()
 292
 293         file_menu = menubar.addMenu(_("&File"))
 294         file_menu.addAction(_("&Open"), self.open_wallet).setShortcut(QKeySequence.Open)
 295         file_menu.addAction(_("&New/Restore"), self.new_wallet).setShortcut(QKeySequence.New)
 296         file_menu.addAction(_("&Save Copy"), self.backup_wallet).setShortcut(QKeySequence.SaveAs)
 297         file_menu.addAction(_("&Quit"), self.close)
 298
 299         wallet_menu = menubar.addMenu(_("&Wallet"))
 300         wallet_menu.addAction(_("&New contact"), self.new_contact_dialog)
 301         self.new_account_menu = wallet_menu.addAction(_("&New account"), self.new_account_dialog)
 302
 303         wallet_menu.addSeparator()
 304
 305         self.password_menu = wallet_menu.addAction(_("&Password"), self.change_password_dialog)
 306         self.seed_menu = wallet_menu.addAction(_("&Seed"), self.show_seed_dialog)
 307         self.mpk_menu = wallet_menu.addAction(_("&Master Public Keys"), self.show_master_public_keys)
 308
 309         wallet_menu.addSeparator()
 310         labels_menu = wallet_menu.addMenu(_("&Labels"))
 311         labels_menu.addAction(_("&Import"), self.do_import_labels)
 312         labels_menu.addAction(_("&Export"), self.do_export_labels)
 313
 314         self.private_keys_menu = wallet_menu.addMenu(_("&Private keys"))
 315         self.private_keys_menu.addAction(_("&Sweep"), self.sweep_key_dialog)
 316         self.import_menu = self.private_keys_menu.addAction(_("&Import"), self.do_import_privkey)
 317         self.private_keys_menu.addAction(_("&Export"), self.export_privkeys_dialog)
 318         wallet_menu.addAction(_("&Export History"), self.export_history_dialog)
 319
 320         tools_menu = menubar.addMenu(_("&Tools"))
 321
 322         # Settings / Preferences are all reserved keywords in OSX using this as work around
 323         tools_menu.addAction(_("Electrum preferences") if sys.platform == 'darwin' else _("Preferences"), self.settings_dialog)
 324         tools_menu.addAction(_("&Network"), self.run_network_dialog)
 325         tools_menu.addAction(_("&Plugins"), self.plugins_dialog)
 326         tools_menu.addSeparator()
 327         tools_menu.addAction(_("&Sign/verify message"), self.sign_verify_message)
 328         #tools_menu.addAction(_("&Encrypt/decrypt message"), self.encrypt_message)
 329         tools_menu.addSeparator()
 330
 331         csv_transaction_menu = tools_menu.addMenu(_("&Create transaction"))
 332         csv_transaction_menu.addAction(_("&From CSV file"), self.do_process_from_csv_file)
 333         csv_transaction_menu.addAction(_("&From CSV text"), self.do_process_from_csv_text)
 334
 335         raw_transaction_menu = tools_menu.addMenu(_("&Load transaction"))
 336         raw_transaction_menu.addAction(_("&From file"), self.do_process_from_file)
 337         raw_transaction_menu.addAction(_("&From text"), self.do_process_from_text)
 338         raw_transaction_menu.addAction(_("&From the blockchain"), self.do_process_from_txid)
 339
 340         help_menu = menubar.addMenu(_("&Help"))
 341         help_menu.addAction(_("&About"), self.show_about)
 342         help_menu.addAction(_("&Official website"), lambda: webbrowser.open("http://electrum.org"))
 343         help_menu.addSeparator()
 344         help_menu.addAction(_("&Documentation"), lambda: webbrowser.open("http://electrum.org/documentation.html")).setShortcut(QKeySequence.HelpContents)
 345         help_menu.addAction(_("&Report Bug"), self.show_report_bug)
 346
 347         self.setMenuBar(menubar)
 348
 349     def show_about(self):
 350         QMessageBox.about(self, "Electrum",
 351             _("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."))
 352
 353     def show_report_bug(self):
 354         QMessageBox.information(self, "Electrum - " + _("Reporting Bugs"),
 355             _("Please report any bugs as issues on github:")+" <a href=\"https://github.com/spesmilo/electrum/issues\">https://github.com/spesmilo/electrum/issues</a>")
 356
 357
 358     def notify_transactions(self):
 359         if not self.network or not self.network.is_connected():
 360             return
 361
 362         print_error("Notifying GUI")
 363         if len(self.network.pending_transactions_for_notifications) > 0:
 364             # Combine the transactions if there are more then three
 365             tx_amount = len(self.network.pending_transactions_for_notifications)
 366             if(tx_amount >= 3):
 367                 total_amount = 0
 368                 for tx in self.network.pending_transactions_for_notifications:
 369                     is_relevant, is_mine, v, fee = self.wallet.get_tx_value(tx)
 370                     if(v > 0):
 371                         total_amount += v
 372
 373                 self.notify(_("%(txs)s new transactions received. Total amount received in the new transactions %(amount)s %(unit)s") \
 374                                 % { 'txs' : tx_amount, 'amount' : self.format_amount(total_amount), 'unit' : self.base_unit()})
 375
 376                 self.network.pending_transactions_for_notifications = []
 377             else:
 378               for tx in self.network.pending_transactions_for_notifications:
 379                   if tx:
 380                       self.network.pending_transactions_for_notifications.remove(tx)
 381                       is_relevant, is_mine, v, fee = self.wallet.get_tx_value(tx)
 382                       if(v > 0):
 383                           self.notify(_("New transaction received. %(amount)s %(unit)s") % { 'amount' : self.format_amount(v), 'unit' : self.base_unit()})
 384
 385     def notify(self, message):
 386         self.tray.showMessage("Electrum", message, QSystemTrayIcon.Information, 20000)
 387
 388
 389
 390     # custom wrappers for getOpenFileName and getSaveFileName, that remember the path selected by the user
 391     def getOpenFileName(self, title, filter = ""):
 392         directory = self.config.get('io_dir', unicode(os.path.expanduser('~')))
 393         fileName = unicode( QFileDialog.getOpenFileName(self, title, directory, filter) )
 394         if fileName and directory != os.path.dirname(fileName):
 395             self.config.set_key('io_dir', os.path.dirname(fileName), True)
 396         return fileName
 397
 398     def getSaveFileName(self, title, filename, filter = ""):
 399         directory = self.config.get('io_dir', unicode(os.path.expanduser('~')))
 400         path = os.path.join( directory, filename )
 401         fileName = unicode( QFileDialog.getSaveFileName(self, title, path, filter) )
 402         if fileName and directory != os.path.dirname(fileName):
 403             self.config.set_key('io_dir', os.path.dirname(fileName), True)
 404         return fileName
 405
 406     def close(self):
 407         QMainWindow.close(self)
 408         run_hook('close_main_window')
 409
 410     def connect_slots(self, sender):
 411         self.connect(sender, QtCore.SIGNAL('timersignal'), self.timer_actions)
 412         self.previous_payto_e=''
 413
 414     def timer_actions(self):
 415         if self.need_update.is_set():
 416             self.update_wallet()
 417             self.need_update.clear()
 418         run_hook('timer_actions')
 419
 420     def format_amount(self, x, is_diff=False, whitespaces=False):
 421         return format_satoshis(x, is_diff, self.num_zeros, self.decimal_point, whitespaces)
 422
 423
 424     def get_decimal_point(self):
 425         return self.decimal_point
 426
 427
 428     def base_unit(self):
 429         assert self.decimal_point in [5,8]
 430         return "BTC" if self.decimal_point == 8 else "mBTC"
 431
 432
 433     def update_status(self):
 434         if self.network is None or not self.network.is_running():
 435             text = _("Offline")
 436             icon = QIcon(":icons/status_disconnected.png")
 437
 438         elif self.network.is_connected():
 439             if not self.wallet.up_to_date:
 440                 text = _("Synchronizing...")
 441                 icon = QIcon(":icons/status_waiting.png")
 442             elif self.network.server_lag > 1:
 443                 text = _("Server is lagging (%d blocks)"%self.network.server_lag)
 444                 icon = QIcon(":icons/status_lagging.png")
 445             else:
 446                 c, u = self.wallet.get_account_balance(self.current_account)
 447                 text =  _( "Balance" ) + ": %s "%( self.format_amount(c) ) + self.base_unit()
 448                 if u: text +=  " [%s unconfirmed]"%( self.format_amount(u,True).strip() )
 449
 450                 # append fiat balance and price from exchange rate plugin
 451                 r = {}
 452                 run_hook('get_fiat_status_text', c+u, r)
 453                 quote = r.get(0)
 454                 if quote:
 455                     text += "%s"%quote
 456
 457                 self.tray.setToolTip(text)
 458                 icon = QIcon(":icons/status_connected.png")
 459         else:
 460             text = _("Not connected")
 461             icon = QIcon(":icons/status_disconnected.png")
 462
 463         self.balance_label.setText(text)
 464         self.status_button.setIcon( icon )
 465
 466
 467     def update_wallet(self):
 468         self.update_status()
 469         if self.wallet.up_to_date or not self.network or not self.network.is_connected():
 470             self.update_history_tab()
 471             self.update_receive_tab()
 472             self.update_contacts_tab()
 473             self.update_completions()
 474             self.update_invoices_tab()
 475
 476
 477     def create_history_tab(self):
 478         self.history_list = l = MyTreeWidget(self)
 479         l.setColumnCount(5)
 480         for i,width in enumerate(self.column_widths['history']):
 481             l.setColumnWidth(i, width)
 482         l.setHeaderLabels( [ '', _('Date'), _('Description') , _('Amount'), _('Balance')] )
 483         self.connect(l, SIGNAL('itemDoubleClicked(QTreeWidgetItem*, int)'), self.tx_label_clicked)
 484         self.connect(l, SIGNAL('itemChanged(QTreeWidgetItem*, int)'), self.tx_label_changed)
 485
 486         l.customContextMenuRequested.connect(self.create_history_menu)
 487         return l
 488
 489
 490     def create_history_menu(self, position):
 491         self.history_list.selectedIndexes()
 492         item = self.history_list.currentItem()
 493         be = self.config.get('block_explorer', 'Blockchain.info')
 494         if be == 'Blockchain.info':
 495             block_explorer = 'https://blockchain.info/tx/'
 496         elif be == 'Blockr.io':
 497             block_explorer = 'https://blockr.io/tx/info/'
 498         elif be == 'Insight.is':
 499             block_explorer = 'http://live.insight.is/tx/'
 500         if not item: return
 501         tx_hash = str(item.data(0, Qt.UserRole).toString())
 502         if not tx_hash: return
 503         menu = QMenu()
 504         menu.addAction(_("Copy ID to Clipboard"), lambda: self.app.clipboard().setText(tx_hash))
 505         menu.addAction(_("Details"), lambda: self.show_transaction(self.wallet.transactions.get(tx_hash)))
 506         menu.addAction(_("Edit description"), lambda: self.tx_label_clicked(item,2))
 507         menu.addAction(_("View on block explorer"), lambda: webbrowser.open(block_explorer + tx_hash))
 508         menu.exec_(self.contacts_list.viewport().mapToGlobal(position))
 509
 510
 511     def show_transaction(self, tx):
 512         import transaction_dialog
 513         d = transaction_dialog.TxDialog(tx, self)
 514         d.exec_()
 515
 516     def tx_label_clicked(self, item, column):
 517         if column==2 and item.isSelected():
 518             self.is_edit=True
 519             item.setFlags(Qt.ItemIsEditable|Qt.ItemIsSelectable | Qt.ItemIsUserCheckable | Qt.ItemIsEnabled | Qt.ItemIsDragEnabled)
 520             self.history_list.editItem( item, column )
 521             item.setFlags(Qt.ItemIsSelectable | Qt.ItemIsUserCheckable | Qt.ItemIsEnabled | Qt.ItemIsDragEnabled)
 522             self.is_edit=False
 523
 524     def tx_label_changed(self, item, column):
 525         if self.is_edit:
 526             return
 527         self.is_edit=True
 528         tx_hash = str(item.data(0, Qt.UserRole).toString())
 529         tx = self.wallet.transactions.get(tx_hash)
 530         text = unicode( item.text(2) )
 531         self.wallet.set_label(tx_hash, text)
 532         if text:
 533             item.setForeground(2, QBrush(QColor('black')))
 534         else:
 535             text = self.wallet.get_default_label(tx_hash)
 536             item.setText(2, text)
 537             item.setForeground(2, QBrush(QColor('gray')))
 538         self.is_edit=False
 539
 540
 541     def edit_label(self, is_recv):
 542         l = self.receive_list if is_recv else self.contacts_list
 543         item = l.currentItem()
 544         item.setFlags(Qt.ItemIsEditable|Qt.ItemIsSelectable | Qt.ItemIsUserCheckable | Qt.ItemIsEnabled | Qt.ItemIsDragEnabled)
 545         l.editItem( item, 1 )
 546         item.setFlags(Qt.ItemIsSelectable | Qt.ItemIsUserCheckable | Qt.ItemIsEnabled | Qt.ItemIsDragEnabled)
 547
 548
 549
 550     def address_label_clicked(self, item, column, l, column_addr, column_label):
 551         if column == column_label and item.isSelected():
 552             is_editable = item.data(0, 32).toBool()
 553             if not is_editable:
 554                 return
 555             addr = unicode( item.text(column_addr) )
 556             label = unicode( item.text(column_label) )
 557             item.setFlags(Qt.ItemIsEditable|Qt.ItemIsSelectable | Qt.ItemIsUserCheckable | Qt.ItemIsEnabled | Qt.ItemIsDragEnabled)
 558             l.editItem( item, column )
 559             item.setFlags(Qt.ItemIsSelectable | Qt.ItemIsUserCheckable | Qt.ItemIsEnabled | Qt.ItemIsDragEnabled)
 560
 561
 562     def address_label_changed(self, item, column, l, column_addr, column_label):
 563         if column == column_label:
 564             addr = unicode( item.text(column_addr) )
 565             text = unicode( item.text(column_label) )
 566             is_editable = item.data(0, 32).toBool()
 567             if not is_editable:
 568                 return
 569
 570             changed = self.wallet.set_label(addr, text)
 571             if changed:
 572                 self.update_history_tab()
 573                 self.update_completions()
 574
 575             self.current_item_changed(item)
 576
 577         run_hook('item_changed', item, column)
 578
 579
 580     def current_item_changed(self, a):
 581         run_hook('current_item_changed', a)
 582
 583
 584
 585     def update_history_tab(self):
 586
 587         self.history_list.clear()
 588         for item in self.wallet.get_tx_history(self.current_account):
 589             tx_hash, conf, is_mine, value, fee, balance, timestamp = item
 590             time_str = _("unknown")
 591             if conf > 0:
 592                 try:
 593                     time_str = datetime.datetime.fromtimestamp( timestamp).isoformat(' ')[:-3]
 594                 except Exception:
 595                     time_str = _("error")
 596
 597             if conf == -1:
 598                 time_str = 'unverified'
 599                 icon = QIcon(":icons/unconfirmed.png")
 600             elif conf == 0:
 601                 time_str = 'pending'
 602                 icon = QIcon(":icons/unconfirmed.png")
 603             elif conf < 6:
 604                 icon = QIcon(":icons/clock%d.png"%conf)
 605             else:
 606                 icon = QIcon(":icons/confirmed.png")
 607
 608             if value is not None:
 609                 v_str = self.format_amount(value, True, whitespaces=True)
 610             else:
 611                 v_str = '--'
 612
 613             balance_str = self.format_amount(balance, whitespaces=True)
 614
 615             if tx_hash:
 616                 label, is_default_label = self.wallet.get_label(tx_hash)
 617             else:
 618                 label = _('Pruned transaction outputs')
 619                 is_default_label = False
 620
 621             item = QTreeWidgetItem( [ '', time_str, label, v_str, balance_str] )
 622             item.setFont(2, QFont(MONOSPACE_FONT))
 623             item.setFont(3, QFont(MONOSPACE_FONT))
 624             item.setFont(4, QFont(MONOSPACE_FONT))
 625             if value < 0:
 626                 item.setForeground(3, QBrush(QColor("#BC1E1E")))
 627             if tx_hash:
 628                 item.setData(0, Qt.UserRole, tx_hash)
 629                 item.setToolTip(0, "%d %s\nTxId:%s" % (conf, _('Confirmations'), tx_hash) )
 630             if is_default_label:
 631                 item.setForeground(2, QBrush(QColor('grey')))
 632
 633             item.setIcon(0, icon)
 634             self.history_list.insertTopLevelItem(0,item)
 635
 636
 637         self.history_list.setCurrentItem(self.history_list.topLevelItem(0))
 638         run_hook('history_tab_update')
 639
 640
 641     def create_send_tab(self):
 642         w = QWidget()
 643
 644         grid = QGridLayout(w)
 645         grid.setSpacing(8)
 646         grid.setColumnMinimumWidth(3,300)
 647         grid.setColumnStretch(5,1)
 648         grid.setRowStretch(8, 1)
 649
 650         from paytoedit import PayToEdit
 651         self.amount_e = AmountEdit(self.get_decimal_point)
 652         self.payto_e = PayToEdit(self.amount_e)
 653         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)'))
 654         grid.addWidget(QLabel(_('Pay to')), 1, 0)
 655         grid.addWidget(self.payto_e, 1, 1, 1, 3)
 656         grid.addWidget(self.payto_help, 1, 4)
 657
 658         completer = QCompleter()
 659         completer.setCaseSensitivity(False)
 660         self.payto_e.setCompleter(completer)
 661         completer.setModel(self.completions)
 662
 663         self.message_e = MyLineEdit()
 664         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.'))
 665         grid.addWidget(QLabel(_('Description')), 2, 0)
 666         grid.addWidget(self.message_e, 2, 1, 1, 3)
 667         grid.addWidget(self.message_help, 2, 4)
 668
 669         self.from_label = QLabel(_('From'))
 670         grid.addWidget(self.from_label, 3, 0)
 671         self.from_list = MyTreeWidget(self)
 672         self.from_list.setColumnCount(2)
 673         self.from_list.setColumnWidth(0, 350)
 674         self.from_list.setColumnWidth(1, 50)
 675         self.from_list.setHeaderHidden(True)
 676         self.from_list.setMaximumHeight(80)
 677         self.from_list.setContextMenuPolicy(Qt.CustomContextMenu)
 678         self.from_list.customContextMenuRequested.connect(self.from_list_menu)
 679         grid.addWidget(self.from_list, 3, 1, 1, 3)
 680         self.set_pay_from([])
 681
 682         self.amount_help = HelpButton(_('Amount to be sent.') + '\n\n' \
 683                                       + _('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.') \
 684                                       + '\n\n' + _('Keyboard shortcut: type "!" to send all your coins.'))
 685         grid.addWidget(QLabel(_('Amount')), 4, 0)
 686         grid.addWidget(self.amount_e, 4, 1, 1, 2)
 687         grid.addWidget(self.amount_help, 4, 3)
 688
 689         self.fee_e = AmountEdit(self.get_decimal_point)
 690         grid.addWidget(QLabel(_('Fee')), 5, 0)
 691         grid.addWidget(self.fee_e, 5, 1, 1, 2)
 692         grid.addWidget(HelpButton(
 693                 _('Bitcoin transactions are in general not free. A transaction fee is paid by the sender of the funds.') + '\n\n'\
 694                     + _('The amount of fee can be decided freely by the sender. However, transactions with low fees take more time to be processed.') + '\n\n'\
 695                     + _('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)
 696
 697         run_hook('exchange_rate_button', grid)
 698
 699         self.send_button = EnterButton(_("Send"), self.do_send)
 700         grid.addWidget(self.send_button, 6, 1)
 701
 702         b = EnterButton(_("Clear"), self.do_clear)
 703         grid.addWidget(b, 6, 2)
 704
 705         self.payto_sig = QLabel('')
 706         grid.addWidget(self.payto_sig, 7, 0, 1, 4)
 707
 708         #QShortcut(QKeySequence("Up"), w, w.focusPreviousChild)
 709         #QShortcut(QKeySequence("Down"), w, w.focusNextChild)
 710         w.setLayout(grid)
 711
 712         def entry_changed( is_fee ):
 713             self.funds_error = False
 714
 715             if self.amount_e.is_shortcut:
 716                 self.amount_e.is_shortcut = False
 717                 sendable = self.get_sendable_balance()
 718                 # there is only one output because we are completely spending inputs
 719                 inputs, total, fee = self.wallet.choose_tx_inputs( sendable, 0, 1, coins = self.get_coins())
 720                 fee = self.wallet.estimated_fee(inputs, 1)
 721                 amount = total - fee
 722                 self.amount_e.setText( self.format_amount(amount) )
 723                 self.fee_e.setText( self.format_amount( fee ) )
 724                 return
 725
 726             amount = self.amount_e.get_amount()
 727             fee = self.fee_e.get_amount()
 728
 729             if not is_fee: fee = None
 730             if amount is None:
 731                 return
 732             # assume that there will be 2 outputs (one for change)
 733             inputs, total, fee = self.wallet.choose_tx_inputs(amount, fee, 2, coins = self.get_coins())
 734             if not is_fee:
 735                 self.fee_e.setText( self.format_amount( fee ) )
 736             if inputs:
 737                 palette = QPalette()
 738                 palette.setColor(self.amount_e.foregroundRole(), QColor('black'))
 739                 text = ""
 740             else:
 741                 palette = QPalette()
 742                 palette.setColor(self.amount_e.foregroundRole(), QColor('red'))
 743                 self.funds_error = True
 744                 text = _( "Not enough funds" )
 745                 c, u = self.wallet.get_frozen_balance()
 746                 if c+u: text += ' (' + self.format_amount(c+u).strip() + ' ' + self.base_unit() + ' ' +_("are frozen") + ')'
 747
 748             self.statusBar().showMessage(text)
 749             self.amount_e.setPalette(palette)
 750             self.fee_e.setPalette(palette)
 751
 752         self.amount_e.textChanged.connect(lambda: entry_changed(False) )
 753         self.fee_e.textChanged.connect(lambda: entry_changed(True) )
 754
 755         run_hook('create_send_tab', grid)
 756         return w
 757
 758     def from_list_delete(self, item):
 759         i = self.from_list.indexOfTopLevelItem(item)
 760         self.pay_from.pop(i)
 761         self.redraw_from_list()
 762
 763     def from_list_menu(self, position):
 764         item = self.from_list.itemAt(position)
 765         menu = QMenu()
 766         menu.addAction(_("Remove"), lambda: self.from_list_delete(item))
 767         menu.exec_(self.from_list.viewport().mapToGlobal(position))
 768
 769     def set_pay_from(self, domain = None):
 770         self.pay_from = [] if domain == [] else self.wallet.get_unspent_coins(domain)
 771         self.redraw_from_list()
 772
 773     def redraw_from_list(self):
 774         self.from_list.clear()
 775         self.from_label.setHidden(len(self.pay_from) == 0)
 776         self.from_list.setHidden(len(self.pay_from) == 0)
 777
 778         def format(x):
 779             h = x.get('prevout_hash')
 780             return h[0:8] + '...' + h[-8:] + ":%d"%x.get('prevout_n') + u'\t' + "%s"%x.get('address')
 781
 782         for item in self.pay_from:
 783             self.from_list.addTopLevelItem(QTreeWidgetItem( [format(item), self.format_amount(item['value']) ]))
 784
 785     def update_completions(self):
 786         l = []
 787         for addr,label in self.wallet.labels.items():
 788             if addr in self.wallet.addressbook:
 789                 l.append( label + '  <' + addr + '>')
 790
 791         run_hook('update_completions', l)
 792         self.completions.setStringList(l)
 793
 794
 795     def protected(func):
 796         return lambda s, *args: s.do_protect(func, args)
 797
 798
 799     def do_send(self):
 800         label = unicode( self.message_e.text() )
 801
 802         if self.gui_object.payment_request:
 803             outputs = self.gui_object.payment_request.outputs
 804         else:
 805             outputs = self.payto_e.get_outputs()
 806
 807         if not outputs:
 808             QMessageBox.warning(self, _('Error'), _('No outputs'), _('OK'))
 809             return
 810
 811         for addr, x in outputs:
 812             if addr is None or not bitcoin.is_address(addr):
 813                 QMessageBox.warning(self, _('Error'), _('Invalid Bitcoin Address'), _('OK'))
 814                 return
 815             if x is None:
 816                 QMessageBox.warning(self, _('Error'), _('Invalid Amount'), _('OK'))
 817                 return
 818
 819         amount = sum(map(lambda x:x[1], outputs))
 820
 821         try:
 822             fee = self.fee_e.get_amount()
 823         except Exception:
 824             QMessageBox.warning(self, _('Error'), _('Invalid Fee'), _('OK'))
 825             return
 826
 827         confirm_amount = self.config.get('confirm_amount', 100000000)
 828         if amount >= confirm_amount:
 829             o = '\n'.join(map(lambda x:x[0], outputs))
 830             if not self.question(_("send %(amount)s to %(address)s?")%{ 'amount' : self.format_amount(amount) + ' '+ self.base_unit(), 'address' : o}):
 831                 return
 832
 833         confirm_fee = self.config.get('confirm_fee', 100000)
 834         if fee >= confirm_fee:
 835             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()}):
 836                 return
 837
 838         self.send_tx(outputs, fee, label)
 839
 840
 841
 842     @protected
 843     def send_tx(self, outputs, fee, label, password):
 844         self.send_button.setDisabled(True)
 845
 846         # first, create an unsigned tx
 847         coins = self.get_coins()
 848         try:
 849             tx = self.wallet.make_unsigned_transaction(outputs, fee, None, coins = coins)
 850             tx.error = None
 851         except Exception as e:
 852             traceback.print_exc(file=sys.stdout)
 853             self.show_message(str(e))
 854             self.send_button.setDisabled(False)
 855             return
 856
 857         # call hook to see if plugin needs gui interaction
 858         run_hook('send_tx', tx)
 859
 860         # sign the tx
 861         def sign_thread():
 862             time.sleep(0.1)
 863             keypairs = {}
 864             self.wallet.add_keypairs_from_wallet(tx, keypairs, password)
 865             self.wallet.sign_transaction(tx, keypairs, password)
 866             return tx, fee, label
 867
 868         def sign_done(tx, fee, label):
 869             if tx.error:
 870                 self.show_message(tx.error)
 871                 self.send_button.setDisabled(False)
 872                 return
 873             if tx.requires_fee(self.wallet.verifier) and fee < MIN_RELAY_TX_FEE:
 874                 QMessageBox.warning(self, _('Error'), _("This transaction requires a higher fee, or it will not be propagated by the network."), _('OK'))
 875                 self.send_button.setDisabled(False)
 876                 return
 877             if label:
 878                 self.wallet.set_label(tx.hash(), label)
 879
 880             if not tx.is_complete() or self.config.get('show_before_broadcast'):
 881                 self.show_transaction(tx)
 882                 self.do_clear()
 883                 self.send_button.setDisabled(False)
 884                 return
 885
 886             self.broadcast_transaction(tx)
 887
 888         self.waiting_dialog = WaitingDialog(self, 'Signing..', sign_thread, sign_done)
 889         self.waiting_dialog.start()
 890
 891
 892
 893     def broadcast_transaction(self, tx):
 894
 895         def broadcast_thread():
 896             if self.gui_object.payment_request:
 897                 refund_address = self.wallet.addresses()[0]
 898                 status, msg = self.gui_object.payment_request.send_ack(str(tx), refund_address)
 899                 self.gui_object.payment_request = None
 900             else:
 901                 status, msg =  self.wallet.sendtx(tx)
 902             return status, msg
 903
 904         def broadcast_done(status, msg):
 905             if status:
 906                 QMessageBox.information(self, '', _('Payment sent.') + '\n' + msg, _('OK'))
 907                 self.do_clear()
 908             else:
 909                 QMessageBox.warning(self, _('Error'), msg, _('OK'))
 910             self.send_button.setDisabled(False)
 911
 912         self.waiting_dialog = WaitingDialog(self, 'Broadcasting..', broadcast_thread, broadcast_done)
 913         self.waiting_dialog.start()
 914
 915
 916
 917     def prepare_for_payment_request(self):
 918         self.tabs.setCurrentIndex(1)
 919         self.payto_e.is_pr = True
 920         for e in [self.payto_e, self.amount_e, self.message_e]:
 921             e.setFrozen(True)
 922         for h in [self.payto_help, self.amount_help, self.message_help]:
 923             h.hide()
 924         self.payto_e.setText(_("please wait..."))
 925         return True
 926
 927     def payment_request_ok(self):
 928         pr = self.gui_object.payment_request
 929         pr_id = pr.get_id()
 930         # save it
 931         self.invoices[pr_id] = (pr.get_domain(), pr.get_amount())
 932         self.wallet.storage.put('invoices', self.invoices)
 933         self.update_invoices_tab()
 934
 935         self.payto_help.show()
 936         self.payto_help.set_alt(pr.status)
 937         self.payto_e.setGreen()
 938         self.payto_e.setText(pr.domain)
 939         self.amount_e.setText(self.format_amount(pr.get_amount()))
 940         self.message_e.setText(pr.memo)
 941
 942     def payment_request_error(self):
 943         self.do_clear()
 944         self.show_message(self.gui_object.payment_request.error)
 945         self.gui_object.payment_request = None
 946
 947     def set_send(self, address, amount, label, message):
 948
 949         if label and self.wallet.labels.get(address) != label:
 950             if self.question('Give label "%s" to address %s ?'%(label,address)):
 951                 if address not in self.wallet.addressbook and not self.wallet.is_mine(address):
 952                     self.wallet.addressbook.append(address)
 953                 self.wallet.set_label(address, label)
 954
 955         self.tabs.setCurrentIndex(1)
 956         label = self.wallet.labels.get(address)
 957         m_addr = label + '  <'+ address +'>' if label else address
 958         self.payto_e.setText(m_addr)
 959
 960         self.message_e.setText(message)
 961         if amount:
 962             self.amount_e.setText(amount)
 963
 964
 965     def do_clear(self):
 966         self.payto_e.is_pr = False
 967         self.payto_sig.setVisible(False)
 968         for e in [self.payto_e, self.message_e, self.amount_e, self.fee_e]:
 969             e.setText('')
 970             e.setFrozen(False)
 971
 972         for h in [self.payto_help, self.amount_help, self.message_help]:
 973             h.show()
 974
 975         self.payto_help.set_alt(None)
 976
 977         self.set_pay_from([])
 978         self.update_status()
 979
 980
 981
 982     def set_addrs_frozen(self,addrs,freeze):
 983         for addr in addrs:
 984             if not addr: continue
 985             if addr in self.wallet.frozen_addresses and not freeze:
 986                 self.wallet.unfreeze(addr)
 987             elif addr not in self.wallet.frozen_addresses and freeze:
 988                 self.wallet.freeze(addr)
 989         self.update_receive_tab()
 990
 991
 992
 993     def create_list_tab(self, headers):
 994         "generic tab creation method"
 995         l = MyTreeWidget(self)
 996         l.setColumnCount( len(headers) )
 997         l.setHeaderLabels( headers )
 998
 999         w = QWidget()
1000         vbox = QVBoxLayout()
1001         w.setLayout(vbox)
1002
1003         vbox.setMargin(0)
1004         vbox.setSpacing(0)
1005         vbox.addWidget(l)
1006         buttons = QWidget()
1007         vbox.addWidget(buttons)
1008
1009         return l, w
1010
1011
1012     def create_receive_tab(self):
1013         l, w = self.create_list_tab([ _('Address'), _('Label'), _('Balance'), _('Tx')])
1014         l.setContextMenuPolicy(Qt.CustomContextMenu)
1015         l.customContextMenuRequested.connect(self.create_receive_menu)
1016         l.setSelectionMode(QAbstractItemView.ExtendedSelection)
1017         self.connect(l, SIGNAL('itemDoubleClicked(QTreeWidgetItem*, int)'), lambda a, b: self.address_label_clicked(a,b,l,0,1))
1018         self.connect(l, SIGNAL('itemChanged(QTreeWidgetItem*, int)'), lambda a,b: self.address_label_changed(a,b,l,0,1))
1019         self.connect(l, SIGNAL('currentItemChanged(QTreeWidgetItem*, QTreeWidgetItem*)'), lambda a,b: self.current_item_changed(a))
1020         self.receive_list = l
1021         return w
1022
1023
1024
1025
1026     def save_column_widths(self):
1027         self.column_widths["receive"] = []
1028         for i in range(self.receive_list.columnCount() -1):
1029             self.column_widths["receive"].append(self.receive_list.columnWidth(i))
1030
1031         self.column_widths["history"] = []
1032         for i in range(self.history_list.columnCount() - 1):
1033             self.column_widths["history"].append(self.history_list.columnWidth(i))
1034
1035         self.column_widths["contacts"] = []
1036         for i in range(self.contacts_list.columnCount() - 1):
1037             self.column_widths["contacts"].append(self.contacts_list.columnWidth(i))
1038
1039         self.config.set_key("column_widths_2", self.column_widths, True)
1040
1041
1042     def create_contacts_tab(self):
1043         l, w = self.create_list_tab([_('Address'), _('Label'), _('Tx')])
1044         l.setContextMenuPolicy(Qt.CustomContextMenu)
1045         l.customContextMenuRequested.connect(self.create_contact_menu)
1046         for i,width in enumerate(self.column_widths['contacts']):
1047             l.setColumnWidth(i, width)
1048
1049         self.connect(l, SIGNAL('itemDoubleClicked(QTreeWidgetItem*, int)'), lambda a, b: self.address_label_clicked(a,b,l,0,1))
1050         self.connect(l, SIGNAL('itemChanged(QTreeWidgetItem*, int)'), lambda a,b: self.address_label_changed(a,b,l,0,1))
1051         self.contacts_list = l
1052         return w
1053
1054
1055     def create_invoices_tab(self):
1056         l, w = self.create_list_tab([_('Requestor'), _('Amount'), _('Status')])
1057         l.setContextMenuPolicy(Qt.CustomContextMenu)
1058         l.customContextMenuRequested.connect(self.create_invoice_menu)
1059         self.invoices_list = l
1060         return w
1061
1062     def update_invoices_tab(self):
1063         invoices = self.wallet.storage.get('invoices', {})
1064         l = self.invoices_list
1065         l.clear()
1066
1067         for item, value in invoices.items():
1068             domain, amount = value
1069             item = QTreeWidgetItem( [ domain, self.format_amount(amount), ""] )
1070             l.addTopLevelItem(item)
1071
1072         l.setCurrentItem(l.topLevelItem(0))
1073
1074
1075
1076     def delete_imported_key(self, addr):
1077         if self.question(_("Do you want to remove")+" %s "%addr +_("from your wallet?")):
1078             self.wallet.delete_imported_key(addr)
1079             self.update_receive_tab()
1080             self.update_history_tab()
1081
1082     def edit_account_label(self, k):
1083         text, ok = QInputDialog.getText(self, _('Rename account'), _('Name') + ':', text = self.wallet.labels.get(k,''))
1084         if ok:
1085             label = unicode(text)
1086             self.wallet.set_label(k,label)
1087             self.update_receive_tab()
1088
1089     def account_set_expanded(self, item, k, b):
1090         item.setExpanded(b)
1091         self.accounts_expanded[k] = b
1092
1093     def create_account_menu(self, position, k, item):
1094         menu = QMenu()
1095         if item.isExpanded():
1096             menu.addAction(_("Minimize"), lambda: self.account_set_expanded(item, k, False))
1097         else:
1098             menu.addAction(_("Maximize"), lambda: self.account_set_expanded(item, k, True))
1099         menu.addAction(_("Rename"), lambda: self.edit_account_label(k))
1100         if self.wallet.seed_version > 4:
1101             menu.addAction(_("View details"), lambda: self.show_account_details(k))
1102         if self.wallet.account_is_pending(k):
1103             menu.addAction(_("Delete"), lambda: self.delete_pending_account(k))
1104         menu.exec_(self.receive_list.viewport().mapToGlobal(position))
1105
1106     def delete_pending_account(self, k):
1107         self.wallet.delete_pending_account(k)
1108         self.update_receive_tab()
1109
1110     def create_receive_menu(self, position):
1111         # fixme: this function apparently has a side effect.
1112         # if it is not called the menu pops up several times
1113         #self.receive_list.selectedIndexes()
1114
1115         selected = self.receive_list.selectedItems()
1116         multi_select = len(selected) > 1
1117         addrs = [unicode(item.text(0)) for item in selected]
1118         if not multi_select:
1119             item = self.receive_list.itemAt(position)
1120             if not item: return
1121
1122             addr = addrs[0]
1123             if not is_valid(addr):
1124                 k = str(item.data(0,32).toString())
1125                 if k:
1126                     self.create_account_menu(position, k, item)
1127                 else:
1128                     item.setExpanded(not item.isExpanded())
1129                 return
1130
1131         menu = QMenu()
1132         if not multi_select:
1133             menu.addAction(_("Copy to clipboard"), lambda: self.app.clipboard().setText(addr))
1134             menu.addAction(_("QR code"), lambda: self.show_qrcode("bitcoin:" + addr, _("Address")) )
1135             menu.addAction(_("Edit label"), lambda: self.edit_label(True))
1136             menu.addAction(_("Public keys"), lambda: self.show_public_keys(addr))
1137             if not self.wallet.is_watching_only():
1138                 menu.addAction(_("Private key"), lambda: self.show_private_key(addr))
1139                 menu.addAction(_("Sign/verify message"), lambda: self.sign_verify_message(addr))
1140                 #menu.addAction(_("Encrypt/decrypt message"), lambda: self.encrypt_message(addr))
1141             if self.wallet.is_imported(addr):
1142                 menu.addAction(_("Remove from wallet"), lambda: self.delete_imported_key(addr))
1143
1144         if any(addr not in self.wallet.frozen_addresses for addr in addrs):
1145             menu.addAction(_("Freeze"), lambda: self.set_addrs_frozen(addrs, True))
1146         if any(addr in self.wallet.frozen_addresses for addr in addrs):
1147             menu.addAction(_("Unfreeze"), lambda: self.set_addrs_frozen(addrs, False))
1148
1149         if any(addr not in self.wallet.frozen_addresses for addr in addrs):
1150             menu.addAction(_("Send From"), lambda: self.send_from_addresses(addrs))
1151
1152         run_hook('receive_menu', menu, addrs)
1153         menu.exec_(self.receive_list.viewport().mapToGlobal(position))
1154
1155
1156     def get_sendable_balance(self):
1157         return sum(map(lambda x:x['value'], self.get_coins()))
1158
1159
1160     def get_coins(self):
1161         if self.pay_from:
1162             return self.pay_from
1163         else:
1164             domain = self.wallet.get_account_addresses(self.current_account)
1165             for i in self.wallet.frozen_addresses:
1166                 if i in domain: domain.remove(i)
1167             return self.wallet.get_unspent_coins(domain)
1168
1169
1170     def send_from_addresses(self, addrs):
1171         self.set_pay_from( addrs )
1172         self.tabs.setCurrentIndex(1)
1173
1174
1175     def payto(self, addr):
1176         if not addr: return
1177         label = self.wallet.labels.get(addr)
1178         m_addr = label + '  <' + addr + '>' if label else addr
1179         self.tabs.setCurrentIndex(1)
1180         self.payto_e.setText(m_addr)
1181         self.amount_e.setFocus()
1182
1183
1184     def delete_contact(self, x):
1185         if self.question(_("Do you want to remove")+" %s "%x +_("from your list of contacts?")):
1186             self.wallet.delete_contact(x)
1187             self.wallet.set_label(x, None)
1188             self.update_history_tab()
1189             self.update_contacts_tab()
1190             self.update_completions()
1191
1192
1193     def create_contact_menu(self, position):
1194         item = self.contacts_list.itemAt(position)
1195         menu = QMenu()
1196         if not item:
1197             menu.addAction(_("New contact"), lambda: self.new_contact_dialog())
1198         else:
1199             addr = unicode(item.text(0))
1200             label = unicode(item.text(1))
1201             is_editable = item.data(0,32).toBool()
1202             payto_addr = item.data(0,33).toString()
1203             menu.addAction(_("Copy to Clipboard"), lambda: self.app.clipboard().setText(addr))
1204             menu.addAction(_("Pay to"), lambda: self.payto(payto_addr))
1205             menu.addAction(_("QR code"), lambda: self.show_qrcode("bitcoin:" + addr, _("Address")))
1206             if is_editable:
1207                 menu.addAction(_("Edit label"), lambda: self.edit_label(False))
1208                 menu.addAction(_("Delete"), lambda: self.delete_contact(addr))
1209
1210         run_hook('create_contact_menu', menu, item)
1211         menu.exec_(self.contacts_list.viewport().mapToGlobal(position))
1212
1213     def delete_invoice(self, item):
1214         k = self.invoices_list.indexOfTopLevelItem(item)
1215         key = self.invoices.keys()[k]
1216         self.invoices.pop(key)
1217         self.wallet.storage.put('invoices', self.invoices)
1218         self.update_invoices_tab()
1219
1220     def create_invoice_menu(self, position):
1221         item = self.invoices_list.itemAt(position)
1222         if not item:
1223             return
1224         menu = QMenu()
1225         menu.addAction(_("Delete"), lambda: self.delete_invoice(item))
1226         menu.exec_(self.invoices_list.viewport().mapToGlobal(position))
1227
1228
1229     def update_receive_item(self, item):
1230         item.setFont(0, QFont(MONOSPACE_FONT))
1231         address = str(item.data(0,0).toString())
1232         label = self.wallet.labels.get(address,'')
1233         item.setData(1,0,label)
1234         item.setData(0,32, True) # is editable
1235
1236         run_hook('update_receive_item', address, item)
1237
1238         if not self.wallet.is_mine(address): return
1239
1240         c, u = self.wallet.get_addr_balance(address)
1241         balance = self.format_amount(c + u)
1242         item.setData(2,0,balance)
1243
1244         if address in self.wallet.frozen_addresses:
1245             item.setBackgroundColor(0, QColor('lightblue'))
1246
1247
1248     def update_receive_tab(self):
1249         l = self.receive_list
1250         # extend the syntax for consistency
1251         l.addChild = l.addTopLevelItem
1252         l.insertChild = l.insertTopLevelItem
1253
1254         l.clear()
1255         for i,width in enumerate(self.column_widths['receive']):
1256             l.setColumnWidth(i, width)
1257
1258         accounts = self.wallet.get_accounts()
1259         if self.current_account is None:
1260             account_items = sorted(accounts.items())
1261         else:
1262             account_items = [(self.current_account, accounts.get(self.current_account))]
1263
1264
1265         for k, account in account_items:
1266
1267             if len(accounts) > 1:
1268                 name = self.wallet.get_account_name(k)
1269                 c,u = self.wallet.get_account_balance(k)
1270                 account_item = QTreeWidgetItem( [ name, '', self.format_amount(c+u), ''] )
1271                 l.addTopLevelItem(account_item)
1272                 account_item.setExpanded(self.accounts_expanded.get(k, True))
1273                 account_item.setData(0, 32, k)
1274             else:
1275                 account_item = l
1276
1277             sequences = [0,1] if account.has_change() else [0]
1278             for is_change in sequences:
1279                 if len(sequences) > 1:
1280                     name = _("Receiving") if not is_change else _("Change")
1281                     seq_item = QTreeWidgetItem( [ name, '', '', '', ''] )
1282                     account_item.addChild(seq_item)
1283                     if not is_change:
1284                         seq_item.setExpanded(True)
1285                 else:
1286                     seq_item = account_item
1287
1288                 used_item = QTreeWidgetItem( [ _("Used"), '', '', '', ''] )
1289                 used_flag = False
1290
1291                 is_red = False
1292                 gap = 0
1293
1294                 for address in account.get_addresses(is_change):
1295
1296                     num, is_used = self.wallet.is_used(address)
1297                     if num == 0:
1298                         gap += 1
1299                         if gap > self.wallet.gap_limit:
1300                             is_red = True
1301                     else:
1302                         gap = 0
1303
1304                     item = QTreeWidgetItem( [ address, '', '', "%d"%num] )
1305                     self.update_receive_item(item)
1306                     if is_red:
1307                         item.setBackgroundColor(1, QColor('red'))
1308
1309                     if is_used:
1310                         if not used_flag:
1311                             seq_item.insertChild(0,used_item)
1312                             used_flag = True
1313                         used_item.addChild(item)
1314                     else:
1315                         seq_item.addChild(item)
1316
1317         # we use column 1 because column 0 may be hidden
1318         l.setCurrentItem(l.topLevelItem(0),1)
1319
1320
1321     def update_contacts_tab(self):
1322         l = self.contacts_list
1323         l.clear()
1324
1325         for address in self.wallet.addressbook:
1326             label = self.wallet.labels.get(address,'')
1327             n = self.wallet.get_num_tx(address)
1328             item = QTreeWidgetItem( [ address, label, "%d"%n] )
1329             item.setFont(0, QFont(MONOSPACE_FONT))
1330             # 32 = label can be edited (bool)
1331             item.setData(0,32, True)
1332             # 33 = payto string
1333             item.setData(0,33, address)
1334             l.addTopLevelItem(item)
1335
1336         run_hook('update_contacts_tab', l)
1337         l.setCurrentItem(l.topLevelItem(0))
1338
1339
1340
1341     def create_console_tab(self):
1342         from console import Console
1343         self.console = console = Console()
1344         return console
1345
1346
1347     def update_console(self):
1348         console = self.console
1349         console.history = self.config.get("console-history",[])
1350         console.history_index = len(console.history)
1351
1352         console.updateNamespace({'wallet' : self.wallet, 'network' : self.network, 'gui':self})
1353         console.updateNamespace({'util' : util, 'bitcoin':bitcoin})
1354
1355         c = commands.Commands(self.wallet, self.network, lambda: self.console.set_json(True))
1356         methods = {}
1357         def mkfunc(f, method):
1358             return lambda *args: apply( f, (method, args, self.password_dialog ))
1359         for m in dir(c):
1360             if m[0]=='_' or m in ['network','wallet']: continue
1361             methods[m] = mkfunc(c._run, m)
1362
1363         console.updateNamespace(methods)
1364
1365
1366     def change_account(self,s):
1367         if s == _("All accounts"):
1368             self.current_account = None
1369         else:
1370             accounts = self.wallet.get_account_names()
1371             for k, v in accounts.items():
1372                 if v == s:
1373                     self.current_account = k
1374         self.update_history_tab()
1375         self.update_status()
1376         self.update_receive_tab()
1377
1378     def create_status_bar(self):
1379
1380         sb = QStatusBar()
1381         sb.setFixedHeight(35)
1382         qtVersion = qVersion()
1383
1384         self.balance_label = QLabel("")
1385         sb.addWidget(self.balance_label)
1386
1387         from version_getter import UpdateLabel
1388         self.updatelabel = UpdateLabel(self.config, sb)
1389
1390         self.account_selector = QComboBox()
1391         self.account_selector.setSizeAdjustPolicy(QComboBox.AdjustToContents)
1392         self.connect(self.account_selector,SIGNAL("activated(QString)"),self.change_account)
1393         sb.addPermanentWidget(self.account_selector)
1394
1395         if (int(qtVersion[0]) >= 4 and int(qtVersion[2]) >= 7):
1396             sb.addPermanentWidget( StatusBarButton( QIcon(":icons/switchgui.png"), _("Switch to Lite Mode"), self.go_lite ) )
1397
1398         self.lock_icon = QIcon()
1399         self.password_button = StatusBarButton( self.lock_icon, _("Password"), self.change_password_dialog )
1400         sb.addPermanentWidget( self.password_button )
1401
1402         sb.addPermanentWidget( StatusBarButton( QIcon(":icons/preferences.png"), _("Preferences"), self.settings_dialog ) )
1403         self.seed_button = StatusBarButton( QIcon(":icons/seed.png"), _("Seed"), self.show_seed_dialog )
1404         sb.addPermanentWidget( self.seed_button )
1405         self.status_button = StatusBarButton( QIcon(":icons/status_disconnected.png"), _("Network"), self.run_network_dialog )
1406         sb.addPermanentWidget( self.status_button )
1407
1408         run_hook('create_status_bar', (sb,))
1409
1410         self.setStatusBar(sb)
1411
1412
1413     def update_lock_icon(self):
1414         icon = QIcon(":icons/lock.png") if self.wallet.use_encryption else QIcon(":icons/unlock.png")
1415         self.password_button.setIcon( icon )
1416
1417
1418     def update_buttons_on_seed(self):
1419         if self.wallet.has_seed():
1420            self.seed_button.show()
1421         else:
1422            self.seed_button.hide()
1423
1424         if not self.wallet.is_watching_only():
1425            self.password_button.show()
1426            self.send_button.setText(_("Send"))
1427         else:
1428            self.password_button.hide()
1429            self.send_button.setText(_("Create unsigned transaction"))
1430
1431
1432     def change_password_dialog(self):
1433         from password_dialog import PasswordDialog
1434         d = PasswordDialog(self.wallet, self)
1435         d.run()
1436         self.update_lock_icon()
1437
1438
1439     def new_contact_dialog(self):
1440
1441         d = QDialog(self)
1442         d.setWindowTitle(_("New Contact"))
1443         vbox = QVBoxLayout(d)
1444         vbox.addWidget(QLabel(_('New Contact')+':'))
1445
1446         grid = QGridLayout()
1447         line1 = QLineEdit()
1448         line2 = QLineEdit()
1449         grid.addWidget(QLabel(_("Address")), 1, 0)
1450         grid.addWidget(line1, 1, 1)
1451         grid.addWidget(QLabel(_("Name")), 2, 0)
1452         grid.addWidget(line2, 2, 1)
1453
1454         vbox.addLayout(grid)
1455         vbox.addLayout(ok_cancel_buttons(d))
1456
1457         if not d.exec_():
1458             return
1459
1460         address = str(line1.text())
1461         label = unicode(line2.text())
1462
1463         if not is_valid(address):
1464             QMessageBox.warning(self, _('Error'), _('Invalid Address'), _('OK'))
1465             return
1466
1467         self.wallet.add_contact(address)
1468         if label:
1469             self.wallet.set_label(address, label)
1470
1471         self.update_contacts_tab()
1472         self.update_history_tab()
1473         self.update_completions()
1474         self.tabs.setCurrentIndex(3)
1475
1476
1477     @protected
1478     def new_account_dialog(self, password):
1479
1480         dialog = QDialog(self)
1481         dialog.setModal(1)
1482         dialog.setWindowTitle(_("New Account"))
1483
1484         vbox = QVBoxLayout()
1485         vbox.addWidget(QLabel(_('Account name')+':'))
1486         e = QLineEdit()
1487         vbox.addWidget(e)
1488         msg = _("Note: Newly created accounts are 'pending' until they receive bitcoins.") + " " \
1489             + _("You will need to wait for 2 confirmations until the correct balance is displayed and more addresses are created for that account.")
1490         l = QLabel(msg)
1491         l.setWordWrap(True)
1492         vbox.addWidget(l)
1493
1494         vbox.addLayout(ok_cancel_buttons(dialog))
1495         dialog.setLayout(vbox)
1496         r = dialog.exec_()
1497         if not r: return
1498
1499         name = str(e.text())
1500         if not name: return
1501
1502         self.wallet.create_pending_account(name, password)
1503         self.update_receive_tab()
1504         self.tabs.setCurrentIndex(2)
1505
1506
1507
1508
1509     def show_master_public_keys(self):
1510
1511         dialog = QDialog(self)
1512         dialog.setModal(1)
1513         dialog.setWindowTitle(_("Master Public Keys"))
1514
1515         main_layout = QGridLayout()
1516         mpk_dict = self.wallet.get_master_public_keys()
1517         i = 0
1518         for key, value in mpk_dict.items():
1519             main_layout.addWidget(QLabel(key), i, 0)
1520             mpk_text = QTextEdit()
1521             mpk_text.setReadOnly(True)
1522             mpk_text.setMaximumHeight(170)
1523             mpk_text.setText(value)
1524             main_layout.addWidget(mpk_text, i + 1, 0)
1525             i += 2
1526
1527         vbox = QVBoxLayout()
1528         vbox.addLayout(main_layout)
1529         vbox.addLayout(close_button(dialog))
1530
1531         dialog.setLayout(vbox)
1532         dialog.exec_()
1533
1534
1535     @protected
1536     def show_seed_dialog(self, password):
1537         if not self.wallet.has_seed():
1538             QMessageBox.information(self, _('Message'), _('This wallet has no seed'), _('OK'))
1539             return
1540
1541         try:
1542             mnemonic = self.wallet.get_mnemonic(password)
1543         except Exception:
1544             QMessageBox.warning(self, _('Error'), _('Incorrect Password'), _('OK'))
1545             return
1546         from seed_dialog import SeedDialog
1547         d = SeedDialog(self, mnemonic, self.wallet.has_imported_keys())
1548         d.exec_()
1549
1550
1551
1552     def show_qrcode(self, data, title = _("QR code")):
1553         if not data: return
1554         d = QDialog(self)
1555         d.setModal(1)
1556         d.setWindowTitle(title)
1557         d.setMinimumSize(270, 300)
1558         vbox = QVBoxLayout()
1559         qrw = QRCodeWidget(data)
1560         vbox.addWidget(qrw, 1)
1561         vbox.addWidget(QLabel(data), 0, Qt.AlignHCenter)
1562         hbox = QHBoxLayout()
1563         hbox.addStretch(1)
1564
1565         filename = os.path.join(self.config.path, "qrcode.bmp")
1566
1567         def print_qr():
1568             bmp.save_qrcode(qrw.qr, filename)
1569             QMessageBox.information(None, _('Message'), _("QR code saved to file") + " " + filename, _('OK'))
1570
1571         def copy_to_clipboard():
1572             bmp.save_qrcode(qrw.qr, filename)
1573             self.app.clipboard().setImage(QImage(filename))
1574             QMessageBox.information(None, _('Message'), _("QR code saved to clipboard"), _('OK'))
1575
1576         b = QPushButton(_("Copy"))
1577         hbox.addWidget(b)
1578         b.clicked.connect(copy_to_clipboard)
1579
1580         b = QPushButton(_("Save"))
1581         hbox.addWidget(b)
1582         b.clicked.connect(print_qr)
1583
1584         b = QPushButton(_("Close"))
1585         hbox.addWidget(b)
1586         b.clicked.connect(d.accept)
1587         b.setDefault(True)
1588
1589         vbox.addLayout(hbox)
1590         d.setLayout(vbox)
1591         d.exec_()
1592
1593
1594     def do_protect(self, func, args):
1595         if self.wallet.use_encryption:
1596             password = self.password_dialog()
1597             if not password:
1598                 return
1599         else:
1600             password = None
1601
1602         if args != (False,):
1603             args = (self,) + args + (password,)
1604         else:
1605             args = (self,password)
1606         apply( func, args)
1607
1608
1609     def show_public_keys(self, address):
1610         if not address: return
1611         try:
1612             pubkey_list = self.wallet.get_public_keys(address)
1613         except Exception as e:
1614             traceback.print_exc(file=sys.stdout)
1615             self.show_message(str(e))
1616             return
1617
1618         d = QDialog(self)
1619         d.setMinimumSize(600, 200)
1620         d.setModal(1)
1621         vbox = QVBoxLayout()
1622         vbox.addWidget( QLabel(_("Address") + ': ' + address))
1623         vbox.addWidget( QLabel(_("Public key") + ':'))
1624         keys = QTextEdit()
1625         keys.setReadOnly(True)
1626         keys.setText('\n'.join(pubkey_list))
1627         vbox.addWidget(keys)
1628         #vbox.addWidget( QRCodeWidget('\n'.join(pk_list)) )
1629         vbox.addLayout(close_button(d))
1630         d.setLayout(vbox)
1631         d.exec_()
1632
1633     @protected
1634     def show_private_key(self, address, password):
1635         if not address: return
1636         try:
1637             pk_list = self.wallet.get_private_key(address, password)
1638         except Exception as e:
1639             traceback.print_exc(file=sys.stdout)
1640             self.show_message(str(e))
1641             return
1642
1643         d = QDialog(self)
1644         d.setMinimumSize(600, 200)
1645         d.setModal(1)
1646         vbox = QVBoxLayout()
1647         vbox.addWidget( QLabel(_("Address") + ': ' + address))
1648         vbox.addWidget( QLabel(_("Private key") + ':'))
1649         keys = QTextEdit()
1650         keys.setReadOnly(True)
1651         keys.setText('\n'.join(pk_list))
1652         vbox.addWidget(keys)
1653         vbox.addWidget( QRCodeWidget('\n'.join(pk_list)) )
1654         vbox.addLayout(close_button(d))
1655         d.setLayout(vbox)
1656         d.exec_()
1657
1658
1659     @protected
1660     def do_sign(self, address, message, signature, password):
1661         message = unicode(message.toPlainText())
1662         message = message.encode('utf-8')
1663         try:
1664             sig = self.wallet.sign_message(str(address.text()), message, password)
1665             signature.setText(sig)
1666         except Exception as e:
1667             self.show_message(str(e))
1668
1669     def do_verify(self, address, message, signature):
1670         message = unicode(message.toPlainText())
1671         message = message.encode('utf-8')
1672         if bitcoin.verify_message(address.text(), str(signature.toPlainText()), message):
1673             self.show_message(_("Signature verified"))
1674         else:
1675             self.show_message(_("Error: wrong signature"))
1676
1677
1678     def sign_verify_message(self, address=''):
1679         d = QDialog(self)
1680         d.setModal(1)
1681         d.setWindowTitle(_('Sign/verify Message'))
1682         d.setMinimumSize(410, 290)
1683
1684         layout = QGridLayout(d)
1685
1686         message_e = QTextEdit()
1687         layout.addWidget(QLabel(_('Message')), 1, 0)
1688         layout.addWidget(message_e, 1, 1)
1689         layout.setRowStretch(2,3)
1690
1691         address_e = QLineEdit()
1692         address_e.setText(address)
1693         layout.addWidget(QLabel(_('Address')), 2, 0)
1694         layout.addWidget(address_e, 2, 1)
1695
1696         signature_e = QTextEdit()
1697         layout.addWidget(QLabel(_('Signature')), 3, 0)
1698         layout.addWidget(signature_e, 3, 1)
1699         layout.setRowStretch(3,1)
1700
1701         hbox = QHBoxLayout()
1702
1703         b = QPushButton(_("Sign"))
1704         b.clicked.connect(lambda: self.do_sign(address_e, message_e, signature_e))
1705         hbox.addWidget(b)
1706
1707         b = QPushButton(_("Verify"))
1708         b.clicked.connect(lambda: self.do_verify(address_e, message_e, signature_e))
1709         hbox.addWidget(b)
1710
1711         b = QPushButton(_("Close"))
1712         b.clicked.connect(d.accept)
1713         hbox.addWidget(b)
1714         layout.addLayout(hbox, 4, 1)
1715         d.exec_()
1716
1717
1718     @protected
1719     def do_decrypt(self, message_e, pubkey_e, encrypted_e, password):
1720         try:
1721             decrypted = self.wallet.decrypt_message(str(pubkey_e.text()), str(encrypted_e.toPlainText()), password)
1722             message_e.setText(decrypted)
1723         except Exception as e:
1724             self.show_message(str(e))
1725
1726
1727     def do_encrypt(self, message_e, pubkey_e, encrypted_e):
1728         message = unicode(message_e.toPlainText())
1729         message = message.encode('utf-8')
1730         try:
1731             encrypted = bitcoin.encrypt_message(message, str(pubkey_e.text()))
1732             encrypted_e.setText(encrypted)
1733         except Exception as e:
1734             self.show_message(str(e))
1735
1736
1737
1738     def encrypt_message(self, address = ''):
1739         d = QDialog(self)
1740         d.setModal(1)
1741         d.setWindowTitle(_('Encrypt/decrypt Message'))
1742         d.setMinimumSize(610, 490)
1743
1744         layout = QGridLayout(d)
1745
1746         message_e = QTextEdit()
1747         layout.addWidget(QLabel(_('Message')), 1, 0)
1748         layout.addWidget(message_e, 1, 1)
1749         layout.setRowStretch(2,3)
1750
1751         pubkey_e = QLineEdit()
1752         if address:
1753             pubkey = self.wallet.getpubkeys(address)[0]
1754             pubkey_e.setText(pubkey)
1755         layout.addWidget(QLabel(_('Public key')), 2, 0)
1756         layout.addWidget(pubkey_e, 2, 1)
1757
1758         encrypted_e = QTextEdit()
1759         layout.addWidget(QLabel(_('Encrypted')), 3, 0)
1760         layout.addWidget(encrypted_e, 3, 1)
1761         layout.setRowStretch(3,1)
1762
1763         hbox = QHBoxLayout()
1764         b = QPushButton(_("Encrypt"))
1765         b.clicked.connect(lambda: self.do_encrypt(message_e, pubkey_e, encrypted_e))
1766         hbox.addWidget(b)
1767
1768         b = QPushButton(_("Decrypt"))
1769         b.clicked.connect(lambda: self.do_decrypt(message_e, pubkey_e, encrypted_e))
1770         hbox.addWidget(b)
1771
1772         b = QPushButton(_("Close"))
1773         b.clicked.connect(d.accept)
1774         hbox.addWidget(b)
1775
1776         layout.addLayout(hbox, 4, 1)
1777         d.exec_()
1778
1779
1780     def question(self, msg):
1781         return QMessageBox.question(self, _('Message'), msg, QMessageBox.Yes | QMessageBox.No, QMessageBox.No) == QMessageBox.Yes
1782
1783     def show_message(self, msg):
1784         QMessageBox.information(self, _('Message'), msg, _('OK'))
1785
1786     def password_dialog(self, msg=None):
1787         d = QDialog(self)
1788         d.setModal(1)
1789         d.setWindowTitle(_("Enter Password"))
1790
1791         pw = QLineEdit()
1792         pw.setEchoMode(2)
1793
1794         vbox = QVBoxLayout()
1795         if not msg:
1796             msg = _('Please enter your password')
1797         vbox.addWidget(QLabel(msg))
1798
1799         grid = QGridLayout()
1800         grid.setSpacing(8)
1801         grid.addWidget(QLabel(_('Password')), 1, 0)
1802         grid.addWidget(pw, 1, 1)
1803         vbox.addLayout(grid)
1804
1805         vbox.addLayout(ok_cancel_buttons(d))
1806         d.setLayout(vbox)
1807
1808         run_hook('password_dialog', pw, grid, 1)
1809         if not d.exec_(): return
1810         return unicode(pw.text())
1811
1812
1813
1814
1815
1816
1817
1818
1819     def tx_from_text(self, txt):
1820         "json or raw hexadecimal"
1821         try:
1822             txt.decode('hex')
1823             tx = Transaction(txt)
1824             return tx
1825         except Exception:
1826             pass
1827
1828         try:
1829             tx_dict = json.loads(str(txt))
1830             assert "hex" in tx_dict.keys()
1831             tx = Transaction(tx_dict["hex"])
1832             if tx_dict.has_key("input_info"):
1833                 input_info = json.loads(tx_dict['input_info'])
1834                 tx.add_input_info(input_info)
1835             return tx
1836         except Exception:
1837             traceback.print_exc(file=sys.stdout)
1838             pass
1839
1840         QMessageBox.critical(None, _("Unable to parse transaction"), _("Electrum was unable to parse your transaction"))
1841
1842
1843
1844     def read_tx_from_file(self):
1845         fileName = self.getOpenFileName(_("Select your transaction file"), "*.txn")
1846         if not fileName:
1847             return
1848         try:
1849             with open(fileName, "r") as f:
1850                 file_content = f.read()
1851         except (ValueError, IOError, os.error), reason:
1852             QMessageBox.critical(None, _("Unable to read file or no transaction found"), _("Electrum was unable to open your transaction file") + "\n" + str(reason))
1853
1854         return self.tx_from_text(file_content)
1855
1856
1857     @protected
1858     def sign_raw_transaction(self, tx, input_info, password):
1859         self.wallet.signrawtransaction(tx, input_info, [], password)
1860
1861     def do_process_from_text(self):
1862         text = text_dialog(self, _('Input raw transaction'), _("Transaction:"), _("Load transaction"))
1863         if not text:
1864             return
1865         tx = self.tx_from_text(text)
1866         if tx:
1867             self.show_transaction(tx)
1868
1869     def do_process_from_file(self):
1870         tx = self.read_tx_from_file()
1871         if tx:
1872             self.show_transaction(tx)
1873
1874     def do_process_from_txid(self):
1875         from electrum import transaction
1876         txid, ok = QInputDialog.getText(self, _('Lookup transaction'), _('Transaction ID') + ':')
1877         if ok and txid:
1878             r = self.network.synchronous_get([ ('blockchain.transaction.get',[str(txid)]) ])[0]
1879             if r:
1880                 tx = transaction.Transaction(r)
1881                 if tx:
1882                     self.show_transaction(tx)
1883                 else:
1884                     self.show_message("unknown transaction")
1885
1886     def do_process_from_csvReader(self, csvReader):
1887         outputs = []
1888         errors = []
1889         errtext = ""
1890         try:
1891             for position, row in enumerate(csvReader):
1892                 address = row[0]
1893                 if not is_valid(address):
1894                     errors.append((position, address))
1895                     continue
1896                 amount = Decimal(row[1])
1897                 amount = int(100000000*amount)
1898                 outputs.append((address, amount))
1899         except (ValueError, IOError, os.error), reason:
1900             QMessageBox.critical(None, _("Unable to read file or no transaction found"), _("Electrum was unable to open your transaction file") + "\n" + str(reason))
1901             return
1902         if errors != []:
1903             for x in errors:
1904                 errtext += "CSV Row " + str(x[0]+1) + ": " + x[1] + "\n"
1905             QMessageBox.critical(None, _("Invalid Addresses"), _("ABORTING! Invalid Addresses found:") + "\n\n" + errtext)
1906             return
1907
1908         try:
1909             tx = self.wallet.make_unsigned_transaction(outputs, None, None)
1910         except Exception as e:
1911             self.show_message(str(e))
1912             return
1913
1914         self.show_transaction(tx)
1915
1916     def do_process_from_csv_file(self):
1917         fileName = self.getOpenFileName(_("Select your transaction CSV"), "*.csv")
1918         if not fileName:
1919             return
1920         try:
1921             with open(fileName, "r") as f:
1922                 csvReader = csv.reader(f)
1923                 self.do_process_from_csvReader(csvReader)
1924         except (ValueError, IOError, os.error), reason:
1925             QMessageBox.critical(None, _("Unable to read file or no transaction found"), _("Electrum was unable to open your transaction file") + "\n" + str(reason))
1926             return
1927
1928     def do_process_from_csv_text(self):
1929         text = text_dialog(self, _('Input CSV'), _("Please enter a list of outputs.") + '\n' \
1930                                + _("Format: address, amount. One output per line"), _("Load CSV"))
1931         if not text:
1932             return
1933         f = StringIO.StringIO(text)
1934         csvReader = csv.reader(f)
1935         self.do_process_from_csvReader(csvReader)
1936
1937
1938
1939     @protected
1940     def export_privkeys_dialog(self, password):
1941         if self.wallet.is_watching_only():
1942             self.show_message(_("This is a watching-only wallet"))
1943             return
1944
1945         d = QDialog(self)
1946         d.setWindowTitle(_('Private keys'))
1947         d.setMinimumSize(850, 300)
1948         vbox = QVBoxLayout(d)
1949
1950         msg = "%s\n%s\n%s" % (_("WARNING: ALL your private keys are secret."),
1951                               _("Exposing a single private key can compromise your entire wallet!"),
1952                               _("In particular, DO NOT use 'redeem private key' services proposed by third parties."))
1953         vbox.addWidget(QLabel(msg))
1954
1955         e = QTextEdit()
1956         e.setReadOnly(True)
1957         vbox.addWidget(e)
1958
1959         defaultname = 'electrum-private-keys.csv'
1960         select_msg = _('Select file to export your private keys to')
1961         hbox, filename_e, csv_button = filename_field(self, self.config, defaultname, select_msg)
1962         vbox.addLayout(hbox)
1963
1964         h, b = ok_cancel_buttons2(d, _('Export'))
1965         b.setEnabled(False)
1966         vbox.addLayout(h)
1967
1968         private_keys = {}
1969         addresses = self.wallet.addresses(True)
1970         done = False
1971         def privkeys_thread():
1972             for addr in addresses:
1973                 time.sleep(0.1)
1974                 if done:
1975                     break
1976                 private_keys[addr] = "\n".join(self.wallet.get_private_key(addr, password))
1977                 d.emit(SIGNAL('computing_privkeys'))
1978             d.emit(SIGNAL('show_privkeys'))
1979
1980         def show_privkeys():
1981             s = "\n".join( map( lambda x: x[0] + "\t"+ x[1], private_keys.items()))
1982             e.setText(s)
1983             b.setEnabled(True)
1984
1985         d.connect(d, QtCore.SIGNAL('computing_privkeys'), lambda: e.setText("Please wait... %d/%d"%(len(private_keys),len(addresses))))
1986         d.connect(d, QtCore.SIGNAL('show_privkeys'), show_privkeys)
1987         threading.Thread(target=privkeys_thread).start()
1988
1989         if not d.exec_():
1990             done = True
1991             return
1992
1993         filename = filename_e.text()
1994         if not filename:
1995             return
1996
1997         try:
1998             self.do_export_privkeys(filename, private_keys, csv_button.isChecked())
1999         except (IOError, os.error), reason:
2000             export_error_label = _("Electrum was unable to produce a private key-export.")
2001             QMessageBox.critical(None, _("Unable to create csv"), export_error_label + "\n" + str(reason))
2002
2003         except Exception as e:
2004             self.show_message(str(e))
2005             return
2006
2007         self.show_message(_("Private keys exported."))
2008
2009
2010     def do_export_privkeys(self, fileName, pklist, is_csv):
2011         with open(fileName, "w+") as f:
2012             if is_csv:
2013                 transaction = csv.writer(f)
2014                 transaction.writerow(["address", "private_key"])
2015                 for addr, pk in pklist.items():
2016                     transaction.writerow(["%34s"%addr,pk])
2017             else:
2018                 import json
2019                 f.write(json.dumps(pklist, indent = 4))
2020
2021
2022     def do_import_labels(self):
2023         labelsFile = self.getOpenFileName(_("Open labels file"), "*.dat")
2024         if not labelsFile: return
2025         try:
2026             f = open(labelsFile, 'r')
2027             data = f.read()
2028             f.close()
2029             for key, value in json.loads(data).items():
2030                 self.wallet.set_label(key, value)
2031             QMessageBox.information(None, _("Labels imported"), _("Your labels were imported from")+" '%s'" % str(labelsFile))
2032         except (IOError, os.error), reason:
2033             QMessageBox.critical(None, _("Unable to import labels"), _("Electrum was unable to import your labels.")+"\n" + str(reason))
2034
2035
2036     def do_export_labels(self):
2037         labels = self.wallet.labels
2038         try:
2039             fileName = self.getSaveFileName(_("Select file to save your labels"), 'electrum_labels.dat', "*.dat")
2040             if fileName:
2041                 with open(fileName, 'w+') as f:
2042                     json.dump(labels, f)
2043                 QMessageBox.information(None, _("Labels exported"), _("Your labels where exported to")+" '%s'" % str(fileName))
2044         except (IOError, os.error), reason:
2045             QMessageBox.critical(None, _("Unable to export labels"), _("Electrum was unable to export your labels.")+"\n" + str(reason))
2046
2047
2048     def export_history_dialog(self):
2049
2050         d = QDialog(self)
2051         d.setWindowTitle(_('Export History'))
2052         d.setMinimumSize(400, 200)
2053         vbox = QVBoxLayout(d)
2054
2055         defaultname = os.path.expanduser('~/electrum-history.csv')
2056         select_msg = _('Select file to export your wallet transactions to')
2057
2058         hbox, filename_e, csv_button = filename_field(self, self.config, defaultname, select_msg)
2059         vbox.addLayout(hbox)
2060
2061         vbox.addStretch(1)
2062
2063         h, b = ok_cancel_buttons2(d, _('Export'))
2064         vbox.addLayout(h)
2065         if not d.exec_():
2066             return
2067
2068         filename = filename_e.text()
2069         if not filename:
2070             return
2071
2072         try:
2073             self.do_export_history(self.wallet, filename, csv_button.isChecked())
2074         except (IOError, os.error), reason:
2075             export_error_label = _("Electrum was unable to produce a transaction export.")
2076             QMessageBox.critical(self, _("Unable to export history"), export_error_label + "\n" + str(reason))
2077             return
2078
2079         QMessageBox.information(self,_("History exported"), _("Your wallet history has been successfully exported."))
2080
2081
2082     def do_export_history(self, wallet, fileName, is_csv):
2083         history = wallet.get_tx_history()
2084         lines = []
2085         for item in history:
2086             tx_hash, confirmations, is_mine, value, fee, balance, timestamp = item
2087             if confirmations:
2088                 if timestamp is not None:
2089                     try:
2090                         time_string = datetime.datetime.fromtimestamp(timestamp).isoformat(' ')[:-3]
2091                     except [RuntimeError, TypeError, NameError] as reason:
2092                         time_string = "unknown"
2093                         pass
2094                 else:
2095                     time_string = "unknown"
2096             else:
2097                 time_string = "pending"
2098
2099             if value is not None:
2100                 value_string = format_satoshis(value, True)
2101             else:
2102                 value_string = '--'
2103
2104             if fee is not None:
2105                 fee_string = format_satoshis(fee, True)
2106             else:
2107                 fee_string = '0'
2108
2109             if tx_hash:
2110                 label, is_default_label = wallet.get_label(tx_hash)
2111                 label = label.encode('utf-8')
2112             else:
2113                 label = ""
2114
2115             balance_string = format_satoshis(balance, False)
2116             if is_csv:
2117                 lines.append([tx_hash, label, confirmations, value_string, fee_string, balance_string, time_string])
2118             else:
2119                 lines.append({'txid':tx_hash, 'date':"%16s"%time_string, 'label':label, 'value':value_string})
2120
2121         with open(fileName, "w+") as f:
2122             if is_csv:
2123                 transaction = csv.writer(f)
2124                 transaction.writerow(["transaction_hash","label", "confirmations", "value", "fee", "balance", "timestamp"])
2125                 for line in lines:
2126                     transaction.writerow(line)
2127             else:
2128                 import json
2129                 f.write(json.dumps(lines, indent = 4))
2130
2131
2132     def sweep_key_dialog(self):
2133         d = QDialog(self)
2134         d.setWindowTitle(_('Sweep private keys'))
2135         d.setMinimumSize(600, 300)
2136
2137         vbox = QVBoxLayout(d)
2138         vbox.addWidget(QLabel(_("Enter private keys")))
2139
2140         keys_e = QTextEdit()
2141         keys_e.setTabChangesFocus(True)
2142         vbox.addWidget(keys_e)
2143
2144         h, address_e = address_field(self.wallet.addresses())
2145         vbox.addLayout(h)
2146
2147         vbox.addStretch(1)
2148         hbox, button = ok_cancel_buttons2(d, _('Sweep'))
2149         vbox.addLayout(hbox)
2150         button.setEnabled(False)
2151
2152         def get_address():
2153             addr = str(address_e.text())
2154             if bitcoin.is_address(addr):
2155                 return addr
2156
2157         def get_pk():
2158             pk = str(keys_e.toPlainText()).strip()
2159             if Wallet.is_private_key(pk):
2160                 return pk.split()
2161
2162         f = lambda: button.setEnabled(get_address() is not None and get_pk() is not None)
2163         keys_e.textChanged.connect(f)
2164         address_e.textChanged.connect(f)
2165         if not d.exec_():
2166             return
2167
2168         fee = self.wallet.fee
2169         tx = Transaction.sweep(get_pk(), self.network, get_address(), fee)
2170         self.show_transaction(tx)
2171
2172
2173     @protected
2174     def do_import_privkey(self, password):
2175         if not self.wallet.has_imported_keys():
2176             r = QMessageBox.question(None, _('Warning'), '<b>'+_('Warning') +':\n</b><br/>'+ _('Imported keys are not recoverable from seed.') + ' ' \
2177                                          + _('If you ever need to restore your wallet from its seed, these keys will be lost.') + '<p>' \
2178                                          + _('Are you sure you understand what you are doing?'), 3, 4)
2179             if r == 4: return
2180
2181         text = text_dialog(self, _('Import private keys'), _("Enter private keys")+':', _("Import"))
2182         if not text: return
2183
2184         text = str(text).split()
2185         badkeys = []
2186         addrlist = []
2187         for key in text:
2188             try:
2189                 addr = self.wallet.import_key(key, password)
2190             except Exception as e:
2191                 badkeys.append(key)
2192                 continue
2193             if not addr:
2194                 badkeys.append(key)
2195             else:
2196                 addrlist.append(addr)
2197         if addrlist:
2198             QMessageBox.information(self, _('Information'), _("The following addresses were added") + ':\n' + '\n'.join(addrlist))
2199         if badkeys:
2200             QMessageBox.critical(self, _('Error'), _("The following inputs could not be imported") + ':\n'+ '\n'.join(badkeys))
2201         self.update_receive_tab()
2202         self.update_history_tab()
2203
2204
2205     def settings_dialog(self):
2206         d = QDialog(self)
2207         d.setWindowTitle(_('Electrum Settings'))
2208         d.setModal(1)
2209         vbox = QVBoxLayout()
2210         grid = QGridLayout()
2211         grid.setColumnStretch(0,1)
2212
2213         nz_label = QLabel(_('Display zeros') + ':')
2214         grid.addWidget(nz_label, 0, 0)
2215         nz_e = AmountEdit(None,True)
2216         nz_e.setText("%d"% self.num_zeros)
2217         grid.addWidget(nz_e, 0, 1)
2218         msg = _('Number of zeros displayed after the decimal point. For example, if this is set to 2, "1." will be displayed as "1.00"')
2219         grid.addWidget(HelpButton(msg), 0, 2)
2220         if not self.config.is_modifiable('num_zeros'):
2221             for w in [nz_e, nz_label]: w.setEnabled(False)
2222
2223         lang_label=QLabel(_('Language') + ':')
2224         grid.addWidget(lang_label, 1, 0)
2225         lang_combo = QComboBox()
2226         from electrum.i18n import languages
2227         lang_combo.addItems(languages.values())
2228         try:
2229             index = languages.keys().index(self.config.get("language",''))
2230         except Exception:
2231             index = 0
2232         lang_combo.setCurrentIndex(index)
2233         grid.addWidget(lang_combo, 1, 1)
2234         grid.addWidget(HelpButton(_('Select which language is used in the GUI (after restart).')+' '), 1, 2)
2235         if not self.config.is_modifiable('language'):
2236             for w in [lang_combo, lang_label]: w.setEnabled(False)
2237
2238
2239         fee_label = QLabel(_('Transaction fee') + ':')
2240         grid.addWidget(fee_label, 2, 0)
2241         fee_e = AmountEdit(self.get_decimal_point)
2242         fee_e.setText(self.format_amount(self.wallet.fee).strip())
2243         grid.addWidget(fee_e, 2, 1)
2244         msg = _('Fee per kilobyte of transaction.') + ' ' \
2245             + _('Recommended value') + ': ' + self.format_amount(20000)
2246         grid.addWidget(HelpButton(msg), 2, 2)
2247         if not self.config.is_modifiable('fee_per_kb'):
2248             for w in [fee_e, fee_label]: w.setEnabled(False)
2249
2250         units = ['BTC', 'mBTC']
2251         unit_label = QLabel(_('Base unit') + ':')
2252         grid.addWidget(unit_label, 3, 0)
2253         unit_combo = QComboBox()
2254         unit_combo.addItems(units)
2255         unit_combo.setCurrentIndex(units.index(self.base_unit()))
2256         grid.addWidget(unit_combo, 3, 1)
2257         grid.addWidget(HelpButton(_('Base unit of your wallet.')\
2258                                              + '\n1BTC=1000mBTC.\n' \
2259                                              + _(' These settings affects the fields in the Send tab')+' '), 3, 2)
2260
2261         usechange_cb = QCheckBox(_('Use change addresses'))
2262         usechange_cb.setChecked(self.wallet.use_change)
2263         grid.addWidget(usechange_cb, 4, 0)
2264         grid.addWidget(HelpButton(_('Using change addresses makes it more difficult for other people to track your transactions.')+' '), 4, 2)
2265         if not self.config.is_modifiable('use_change'): usechange_cb.setEnabled(False)
2266
2267         block_explorers = ['Blockchain.info', 'Blockr.io', 'Insight.is']
2268         block_ex_label = QLabel(_('Online Block Explorer') + ':')
2269         grid.addWidget(block_ex_label, 5, 0)
2270         block_ex_combo = QComboBox()
2271         block_ex_combo.addItems(block_explorers)
2272         block_ex_combo.setCurrentIndex(block_explorers.index(self.config.get('block_explorer', 'Blockchain.info')))
2273         grid.addWidget(block_ex_combo, 5, 1)
2274         grid.addWidget(HelpButton(_('Choose which online block explorer to use for functions that open a web browser')+' '), 5, 2)
2275
2276         show_tx = self.config.get('show_before_broadcast', False)
2277         showtx_cb = QCheckBox(_('Show before broadcast'))
2278         showtx_cb.setChecked(show_tx)
2279         grid.addWidget(showtx_cb, 6, 0)
2280         grid.addWidget(HelpButton(_('Display the details of your transactions before broadcasting it.')), 6, 2)
2281
2282         vbox.addLayout(grid)
2283         vbox.addStretch(1)
2284         vbox.addLayout(ok_cancel_buttons(d))
2285         d.setLayout(vbox)
2286
2287         # run the dialog
2288         if not d.exec_(): return
2289
2290         try:
2291             fee = self.fee_e.get_amount()
2292         except Exception:
2293             QMessageBox.warning(self, _('Error'), _('Invalid value') +': %s'%fee, _('OK'))
2294             return
2295
2296         self.wallet.set_fee(fee)
2297
2298         nz = unicode(nz_e.text())
2299         try:
2300             nz = int( nz )
2301             if nz>8: nz=8
2302         except Exception:
2303             QMessageBox.warning(self, _('Error'), _('Invalid value')+':%s'%nz, _('OK'))
2304             return
2305
2306         if self.num_zeros != nz:
2307             self.num_zeros = nz
2308             self.config.set_key('num_zeros', nz, True)
2309             self.update_history_tab()
2310             self.update_receive_tab()
2311
2312         usechange_result = usechange_cb.isChecked()
2313         if self.wallet.use_change != usechange_result:
2314             self.wallet.use_change = usechange_result
2315             self.wallet.storage.put('use_change', self.wallet.use_change)
2316
2317         if showtx_cb.isChecked() != show_tx:
2318             self.config.set_key('show_before_broadcast', not show_tx)
2319
2320         unit_result = units[unit_combo.currentIndex()]
2321         if self.base_unit() != unit_result:
2322             self.decimal_point = 8 if unit_result == 'BTC' else 5
2323             self.config.set_key('decimal_point', self.decimal_point, True)
2324             self.update_history_tab()
2325             self.update_status()
2326
2327         need_restart = False
2328
2329         lang_request = languages.keys()[lang_combo.currentIndex()]
2330         if lang_request != self.config.get('language'):
2331             self.config.set_key("language", lang_request, True)
2332             need_restart = True
2333
2334         be_result = block_explorers[block_ex_combo.currentIndex()]
2335         self.config.set_key('block_explorer', be_result, True)
2336
2337         run_hook('close_settings_dialog')
2338
2339         if need_restart:
2340             QMessageBox.warning(self, _('Success'), _('Please restart Electrum to activate the new GUI settings'), _('OK'))
2341
2342
2343     def run_network_dialog(self):
2344         if not self.network:
2345             return
2346         NetworkDialog(self.wallet.network, self.config, self).do_exec()
2347
2348     def closeEvent(self, event):
2349         self.tray.hide()
2350         self.config.set_key("is_maximized", self.isMaximized())
2351         if not self.isMaximized():
2352             g = self.geometry()
2353             self.config.set_key("winpos-qt", [g.left(),g.top(),g.width(),g.height()])
2354         self.save_column_widths()
2355         self.config.set_key("console-history", self.console.history[-50:], True)
2356         self.wallet.storage.put('accounts_expanded', self.accounts_expanded)
2357         event.accept()
2358
2359
2360     def plugins_dialog(self):
2361         from electrum.plugins import plugins
2362
2363         d = QDialog(self)
2364         d.setWindowTitle(_('Electrum Plugins'))
2365         d.setModal(1)
2366
2367         vbox = QVBoxLayout(d)
2368
2369         # plugins
2370         scroll = QScrollArea()
2371         scroll.setEnabled(True)
2372         scroll.setWidgetResizable(True)
2373         scroll.setMinimumSize(400,250)
2374         vbox.addWidget(scroll)
2375
2376         w = QWidget()
2377         scroll.setWidget(w)
2378         w.setMinimumHeight(len(plugins)*35)
2379
2380         grid = QGridLayout()
2381         grid.setColumnStretch(0,1)
2382         w.setLayout(grid)
2383
2384         def do_toggle(cb, p, w):
2385             r = p.toggle()
2386             cb.setChecked(r)
2387             if w: w.setEnabled(r)
2388
2389         def mk_toggle(cb, p, w):
2390             return lambda: do_toggle(cb,p,w)
2391
2392         for i, p in enumerate(plugins):
2393             try:
2394                 cb = QCheckBox(p.fullname())
2395                 cb.setDisabled(not p.is_available())
2396                 cb.setChecked(p.is_enabled())
2397                 grid.addWidget(cb, i, 0)
2398                 if p.requires_settings():
2399                     w = p.settings_widget(self)
2400                     w.setEnabled( p.is_enabled() )
2401                     grid.addWidget(w, i, 1)
2402                 else:
2403                     w = None
2404                 cb.clicked.connect(mk_toggle(cb,p,w))
2405                 grid.addWidget(HelpButton(p.description()), i, 2)
2406             except Exception:
2407                 print_msg(_("Error: cannot display plugin"), p)
2408                 traceback.print_exc(file=sys.stdout)
2409         grid.setRowStretch(i+1,1)
2410
2411         vbox.addLayout(close_button(d))
2412
2413         d.exec_()
2414
2415
2416     def show_account_details(self, k):
2417         account = self.wallet.accounts[k]
2418
2419         d = QDialog(self)
2420         d.setWindowTitle(_('Account Details'))
2421         d.setModal(1)
2422
2423         vbox = QVBoxLayout(d)
2424         name = self.wallet.get_account_name(k)
2425         label = QLabel('Name: ' + name)
2426         vbox.addWidget(label)
2427
2428         vbox.addWidget(QLabel(_('Address type') + ': ' + account.get_type()))
2429
2430         vbox.addWidget(QLabel(_('Derivation') + ': ' + k))
2431
2432         vbox.addWidget(QLabel(_('Master Public Key:')))
2433
2434         text = QTextEdit()
2435         text.setReadOnly(True)
2436         text.setMaximumHeight(170)
2437         vbox.addWidget(text)
2438
2439         mpk_text = '\n'.join( account.get_master_pubkeys() )
2440         text.setText(mpk_text)
2441
2442         vbox.addLayout(close_button(d))
2443         d.exec_()