mirror of
https://github.com/LBRYFoundation/LBRY-Vault.git
synced 2025-08-23 17:47:31 +00:00
37809bed74
There are probably other DPI related issues though. closes #5471 closes #4597 closes #1927
652 lines
26 KiB
Python
652 lines
26 KiB
Python
# Copyright (C) 2018 The Electrum developers
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# Distributed under the MIT software license, see the accompanying
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# file LICENCE or http://www.opensource.org/licenses/mit-license.php
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import os
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import sys
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import threading
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import traceback
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from typing import Tuple, List, Callable, NamedTuple, Optional
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from PyQt5.QtCore import QRect, QEventLoop, Qt, pyqtSignal
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from PyQt5.QtGui import QPalette, QPen, QPainter, QPixmap
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from PyQt5.QtWidgets import (QWidget, QDialog, QLabel, QHBoxLayout, QMessageBox,
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QVBoxLayout, QLineEdit, QFileDialog, QPushButton,
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QGridLayout, QSlider, QScrollArea)
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from electrum.wallet import Wallet, Abstract_Wallet
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from electrum.storage import WalletStorage
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from electrum.util import UserCancelled, InvalidPassword, WalletFileException
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from electrum.base_wizard import BaseWizard, HWD_SETUP_DECRYPT_WALLET, GoBack
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from electrum.i18n import _
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from .seed_dialog import SeedLayout, KeysLayout
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from .network_dialog import NetworkChoiceLayout
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from .util import (MessageBoxMixin, Buttons, icon_path, ChoicesLayout, WWLabel,
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InfoButton, char_width_in_lineedit)
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from .password_dialog import PasswordLayout, PasswordLayoutForHW, PW_NEW
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from electrum.plugin import run_hook
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MSG_ENTER_PASSWORD = _("Choose a password to encrypt your wallet keys.") + '\n'\
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+ _("Leave this field empty if you want to disable encryption.")
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MSG_HW_STORAGE_ENCRYPTION = _("Set wallet file encryption.") + '\n'\
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+ _("Your wallet file does not contain secrets, mostly just metadata. ") \
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+ _("It also contains your master public key that allows watching your addresses.") + '\n\n'\
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+ _("Note: If you enable this setting, you will need your hardware device to open your wallet.")
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WIF_HELP_TEXT = (_('WIF keys are typed in Electrum, based on script type.') + '\n\n' +
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_('A few examples') + ':\n' +
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'p2pkh:KxZcY47uGp9a... \t-> 1DckmggQM...\n' +
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'p2wpkh-p2sh:KxZcY47uGp9a... \t-> 3NhNeZQXF...\n' +
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'p2wpkh:KxZcY47uGp9a... \t-> bc1q3fjfk...')
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# note: full key is KxZcY47uGp9aVQAb6VVvuBs8SwHKgkSR2DbZUzjDzXf2N2GPhG9n
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MSG_PASSPHRASE_WARN_ISSUE4566 = _("Warning") + ": "\
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+ _("You have multiple consecutive whitespaces or leading/trailing "
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"whitespaces in your passphrase.") + " " \
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+ _("This is discouraged.") + " " \
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+ _("Due to a bug, old versions of Electrum will NOT be creating the "
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"same wallet as newer versions or other software.")
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class CosignWidget(QWidget):
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size = 120
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def __init__(self, m, n):
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QWidget.__init__(self)
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self.R = QRect(0, 0, self.size, self.size)
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self.setGeometry(self.R)
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self.setMinimumHeight(self.size)
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self.setMaximumHeight(self.size)
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self.m = m
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self.n = n
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def set_n(self, n):
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self.n = n
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self.update()
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def set_m(self, m):
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self.m = m
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self.update()
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def paintEvent(self, event):
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bgcolor = self.palette().color(QPalette.Background)
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pen = QPen(bgcolor, 7, Qt.SolidLine)
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qp = QPainter()
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qp.begin(self)
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qp.setPen(pen)
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qp.setRenderHint(QPainter.Antialiasing)
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qp.setBrush(Qt.gray)
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for i in range(self.n):
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alpha = int(16* 360 * i/self.n)
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alpha2 = int(16* 360 * 1/self.n)
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qp.setBrush(Qt.green if i<self.m else Qt.gray)
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qp.drawPie(self.R, alpha, alpha2)
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qp.end()
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def wizard_dialog(func):
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def func_wrapper(*args, **kwargs):
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run_next = kwargs['run_next']
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wizard = args[0] # type: InstallWizard
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wizard.back_button.setText(_('Back') if wizard.can_go_back() else _('Cancel'))
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try:
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out = func(*args, **kwargs)
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if type(out) is not tuple:
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out = (out,)
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run_next(*out)
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except GoBack:
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if wizard.can_go_back():
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wizard.go_back()
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return
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else:
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wizard.close()
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raise
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return func_wrapper
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class WalletAlreadyOpenInMemory(Exception):
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def __init__(self, wallet: Abstract_Wallet):
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super().__init__()
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self.wallet = wallet
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# WindowModalDialog must come first as it overrides show_error
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class InstallWizard(QDialog, MessageBoxMixin, BaseWizard):
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accept_signal = pyqtSignal()
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def __init__(self, config, app, plugins):
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QDialog.__init__(self, None)
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BaseWizard.__init__(self, config, plugins)
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self.setWindowTitle('Electrum - ' + _('Install Wizard'))
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self.app = app
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self.config = config
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self.setMinimumSize(600, 400)
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self.accept_signal.connect(self.accept)
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self.title = QLabel()
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self.main_widget = QWidget()
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self.back_button = QPushButton(_("Back"), self)
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self.back_button.setText(_('Back') if self.can_go_back() else _('Cancel'))
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self.next_button = QPushButton(_("Next"), self)
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self.next_button.setDefault(True)
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self.logo = QLabel()
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self.please_wait = QLabel(_("Please wait..."))
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self.please_wait.setAlignment(Qt.AlignCenter)
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self.icon_filename = None
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self.loop = QEventLoop()
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self.rejected.connect(lambda: self.loop.exit(0))
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self.back_button.clicked.connect(lambda: self.loop.exit(1))
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self.next_button.clicked.connect(lambda: self.loop.exit(2))
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outer_vbox = QVBoxLayout(self)
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inner_vbox = QVBoxLayout()
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inner_vbox.addWidget(self.title)
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inner_vbox.addWidget(self.main_widget)
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inner_vbox.addStretch(1)
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inner_vbox.addWidget(self.please_wait)
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inner_vbox.addStretch(1)
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scroll_widget = QWidget()
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scroll_widget.setLayout(inner_vbox)
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scroll = QScrollArea()
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scroll.setWidget(scroll_widget)
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scroll.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
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scroll.setWidgetResizable(True)
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icon_vbox = QVBoxLayout()
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icon_vbox.addWidget(self.logo)
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icon_vbox.addStretch(1)
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hbox = QHBoxLayout()
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hbox.addLayout(icon_vbox)
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hbox.addSpacing(5)
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hbox.addWidget(scroll)
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hbox.setStretchFactor(scroll, 1)
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outer_vbox.addLayout(hbox)
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outer_vbox.addLayout(Buttons(self.back_button, self.next_button))
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self.set_icon('electrum.png')
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self.show()
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self.raise_()
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self.refresh_gui() # Need for QT on MacOSX. Lame.
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def select_storage(self, path, get_wallet_from_daemon) -> Tuple[str, Optional[WalletStorage]]:
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vbox = QVBoxLayout()
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hbox = QHBoxLayout()
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hbox.addWidget(QLabel(_('Wallet') + ':'))
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self.name_e = QLineEdit()
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hbox.addWidget(self.name_e)
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button = QPushButton(_('Choose...'))
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hbox.addWidget(button)
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vbox.addLayout(hbox)
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self.msg_label = QLabel('')
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vbox.addWidget(self.msg_label)
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hbox2 = QHBoxLayout()
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self.pw_e = QLineEdit('', self)
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self.pw_e.setFixedWidth(17 * char_width_in_lineedit())
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self.pw_e.setEchoMode(2)
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self.pw_label = QLabel(_('Password') + ':')
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hbox2.addWidget(self.pw_label)
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hbox2.addWidget(self.pw_e)
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hbox2.addStretch()
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vbox.addLayout(hbox2)
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self.set_layout(vbox, title=_('Electrum wallet'))
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self.temp_storage = WalletStorage(path, manual_upgrades=True)
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wallet_folder = os.path.dirname(self.temp_storage.path)
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def on_choose():
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path, __ = QFileDialog.getOpenFileName(self, "Select your wallet file", wallet_folder)
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if path:
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self.name_e.setText(path)
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def on_filename(filename):
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path = os.path.join(wallet_folder, filename)
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wallet_from_memory = get_wallet_from_daemon(path)
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try:
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if wallet_from_memory:
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self.temp_storage = wallet_from_memory.storage
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else:
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self.temp_storage = WalletStorage(path, manual_upgrades=True)
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self.next_button.setEnabled(True)
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except BaseException:
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self.logger.exception('')
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self.temp_storage = None
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self.next_button.setEnabled(False)
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user_needs_to_enter_password = False
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if self.temp_storage:
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if not self.temp_storage.file_exists():
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msg =_("This file does not exist.") + '\n' \
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+ _("Press 'Next' to create this wallet, or choose another file.")
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elif not wallet_from_memory:
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if self.temp_storage.is_encrypted_with_user_pw():
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msg = _("This file is encrypted with a password.") + '\n' \
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+ _('Enter your password or choose another file.')
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user_needs_to_enter_password = True
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elif self.temp_storage.is_encrypted_with_hw_device():
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msg = _("This file is encrypted using a hardware device.") + '\n' \
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+ _("Press 'Next' to choose device to decrypt.")
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else:
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msg = _("Press 'Next' to open this wallet.")
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else:
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msg = _("This file is already open in memory.") + "\n" \
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+ _("Press 'Next' to create/focus window.")
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else:
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msg = _('Cannot read file')
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self.msg_label.setText(msg)
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if user_needs_to_enter_password:
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self.pw_label.show()
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self.pw_e.show()
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self.pw_e.setFocus()
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else:
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self.pw_label.hide()
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self.pw_e.hide()
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button.clicked.connect(on_choose)
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self.name_e.textChanged.connect(on_filename)
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n = os.path.basename(self.temp_storage.path)
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self.name_e.setText(n)
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while True:
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if self.loop.exec_() != 2: # 2 = next
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raise UserCancelled
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if self.temp_storage.file_exists() and not self.temp_storage.is_encrypted():
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break
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if not self.temp_storage.file_exists():
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break
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wallet_from_memory = get_wallet_from_daemon(self.temp_storage.path)
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if wallet_from_memory:
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raise WalletAlreadyOpenInMemory(wallet_from_memory)
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if self.temp_storage.file_exists() and self.temp_storage.is_encrypted():
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if self.temp_storage.is_encrypted_with_user_pw():
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password = self.pw_e.text()
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try:
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self.temp_storage.decrypt(password)
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break
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except InvalidPassword as e:
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self.show_message(title=_('Error'), msg=str(e))
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continue
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except BaseException as e:
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self.logger.exception('')
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self.show_message(title=_('Error'), msg=str(e))
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raise UserCancelled()
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elif self.temp_storage.is_encrypted_with_hw_device():
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try:
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self.run('choose_hw_device', HWD_SETUP_DECRYPT_WALLET, storage=self.temp_storage)
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except InvalidPassword as e:
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self.show_message(title=_('Error'),
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msg=_('Failed to decrypt using this hardware device.') + '\n' +
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_('If you use a passphrase, make sure it is correct.'))
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self.reset_stack()
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return self.select_storage(path, get_wallet_from_daemon)
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except BaseException as e:
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self.logger.exception('')
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self.show_message(title=_('Error'), msg=str(e))
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raise UserCancelled()
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if self.temp_storage.is_past_initial_decryption():
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break
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else:
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raise UserCancelled()
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else:
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raise Exception('Unexpected encryption version')
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return self.temp_storage.path, (self.temp_storage if self.temp_storage.file_exists() else None) #
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def run_upgrades(self, storage):
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path = storage.path
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if storage.requires_split():
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self.hide()
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msg = _("The wallet '{}' contains multiple accounts, which are no longer supported since Electrum 2.7.\n\n"
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"Do you want to split your wallet into multiple files?").format(path)
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if not self.question(msg):
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return
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file_list = '\n'.join(storage.split_accounts())
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msg = _('Your accounts have been moved to') + ':\n' + file_list + '\n\n'+ _('Do you want to delete the old file') + ':\n' + path
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if self.question(msg):
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os.remove(path)
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self.show_warning(_('The file was removed'))
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# raise now, to avoid having the old storage opened
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raise UserCancelled()
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action = storage.get_action()
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if action and storage.requires_upgrade():
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raise WalletFileException('Incomplete wallet files cannot be upgraded.')
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if action:
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self.hide()
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msg = _("The file '{}' contains an incompletely created wallet.\n"
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"Do you want to complete its creation now?").format(path)
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if not self.question(msg):
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if self.question(_("Do you want to delete '{}'?").format(path)):
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os.remove(path)
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self.show_warning(_('The file was removed'))
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return
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self.show()
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self.data = storage.db.data # FIXME
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self.run(action)
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for k, v in self.data.items():
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storage.put(k, v)
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storage.write()
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return
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if storage.requires_upgrade():
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self.upgrade_storage(storage)
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def finished(self):
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"""Called in hardware client wrapper, in order to close popups."""
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return
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def on_error(self, exc_info):
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if not isinstance(exc_info[1], UserCancelled):
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self.logger.error("on_error", exc_info=exc_info)
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self.show_error(str(exc_info[1]))
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def set_icon(self, filename):
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prior_filename, self.icon_filename = self.icon_filename, filename
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self.logo.setPixmap(QPixmap(icon_path(filename))
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.scaledToWidth(60, mode=Qt.SmoothTransformation))
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return prior_filename
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def set_layout(self, layout, title=None, next_enabled=True):
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self.title.setText("<b>%s</b>"%title if title else "")
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self.title.setVisible(bool(title))
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# Get rid of any prior layout by assigning it to a temporary widget
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prior_layout = self.main_widget.layout()
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if prior_layout:
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QWidget().setLayout(prior_layout)
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self.main_widget.setLayout(layout)
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self.back_button.setEnabled(True)
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self.next_button.setEnabled(next_enabled)
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if next_enabled:
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self.next_button.setFocus()
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self.main_widget.setVisible(True)
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self.please_wait.setVisible(False)
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def exec_layout(self, layout, title=None, raise_on_cancel=True,
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next_enabled=True):
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self.set_layout(layout, title, next_enabled)
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result = self.loop.exec_()
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if not result and raise_on_cancel:
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raise UserCancelled
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if result == 1:
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raise GoBack from None
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self.title.setVisible(False)
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self.back_button.setEnabled(False)
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self.next_button.setEnabled(False)
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self.main_widget.setVisible(False)
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self.please_wait.setVisible(True)
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self.refresh_gui()
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return result
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def refresh_gui(self):
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# For some reason, to refresh the GUI this needs to be called twice
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self.app.processEvents()
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self.app.processEvents()
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def remove_from_recently_open(self, filename):
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self.config.remove_from_recently_open(filename)
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def text_input(self, title, message, is_valid, allow_multi=False):
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slayout = KeysLayout(parent=self, header_layout=message, is_valid=is_valid,
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allow_multi=allow_multi)
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self.exec_layout(slayout, title, next_enabled=False)
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return slayout.get_text()
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def seed_input(self, title, message, is_seed, options):
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slayout = SeedLayout(title=message, is_seed=is_seed, options=options, parent=self)
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self.exec_layout(slayout, title, next_enabled=False)
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return slayout.get_seed(), slayout.is_bip39, slayout.is_ext
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@wizard_dialog
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def add_xpub_dialog(self, title, message, is_valid, run_next, allow_multi=False, show_wif_help=False):
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header_layout = QHBoxLayout()
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label = WWLabel(message)
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label.setMinimumWidth(400)
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header_layout.addWidget(label)
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if show_wif_help:
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header_layout.addWidget(InfoButton(WIF_HELP_TEXT), alignment=Qt.AlignRight)
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return self.text_input(title, header_layout, is_valid, allow_multi)
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@wizard_dialog
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def add_cosigner_dialog(self, run_next, index, is_valid):
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title = _("Add Cosigner") + " %d"%index
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message = ' '.join([
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_('Please enter the master public key (xpub) of your cosigner.'),
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_('Enter their master private key (xprv) if you want to be able to sign for them.')
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])
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return self.text_input(title, message, is_valid)
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@wizard_dialog
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def restore_seed_dialog(self, run_next, test):
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options = []
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if self.opt_ext:
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options.append('ext')
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if self.opt_bip39:
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options.append('bip39')
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title = _('Enter Seed')
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message = _('Please enter your seed phrase in order to restore your wallet.')
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return self.seed_input(title, message, test, options)
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@wizard_dialog
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def confirm_seed_dialog(self, run_next, test):
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self.app.clipboard().clear()
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title = _('Confirm Seed')
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message = ' '.join([
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_('Your seed is important!'),
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_('If you lose your seed, your money will be permanently lost.'),
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_('To make sure that you have properly saved your seed, please retype it here.')
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])
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seed, is_bip39, is_ext = self.seed_input(title, message, test, None)
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return seed
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@wizard_dialog
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def show_seed_dialog(self, run_next, seed_text):
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title = _("Your wallet generation seed is:")
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slayout = SeedLayout(seed=seed_text, title=title, msg=True, options=['ext'])
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self.exec_layout(slayout)
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return slayout.is_ext
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def pw_layout(self, msg, kind, force_disable_encrypt_cb):
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playout = PasswordLayout(msg=msg, kind=kind, OK_button=self.next_button,
|
|
force_disable_encrypt_cb=force_disable_encrypt_cb)
|
|
playout.encrypt_cb.setChecked(True)
|
|
self.exec_layout(playout.layout())
|
|
return playout.new_password(), playout.encrypt_cb.isChecked()
|
|
|
|
@wizard_dialog
|
|
def request_password(self, run_next, force_disable_encrypt_cb=False):
|
|
"""Request the user enter a new password and confirm it. Return
|
|
the password or None for no password."""
|
|
return self.pw_layout(MSG_ENTER_PASSWORD, PW_NEW, force_disable_encrypt_cb)
|
|
|
|
@wizard_dialog
|
|
def request_storage_encryption(self, run_next):
|
|
playout = PasswordLayoutForHW(MSG_HW_STORAGE_ENCRYPTION)
|
|
playout.encrypt_cb.setChecked(True)
|
|
self.exec_layout(playout.layout())
|
|
return playout.encrypt_cb.isChecked()
|
|
|
|
@wizard_dialog
|
|
def confirm_dialog(self, title, message, run_next):
|
|
self.confirm(message, title)
|
|
|
|
def confirm(self, message, title):
|
|
label = WWLabel(message)
|
|
vbox = QVBoxLayout()
|
|
vbox.addWidget(label)
|
|
self.exec_layout(vbox, title)
|
|
|
|
@wizard_dialog
|
|
def action_dialog(self, action, run_next):
|
|
self.run(action)
|
|
|
|
def terminate(self, **kwargs):
|
|
self.accept_signal.emit()
|
|
|
|
def waiting_dialog(self, task, msg, on_finished=None):
|
|
label = WWLabel(msg)
|
|
vbox = QVBoxLayout()
|
|
vbox.addSpacing(100)
|
|
label.setMinimumWidth(300)
|
|
label.setAlignment(Qt.AlignCenter)
|
|
vbox.addWidget(label)
|
|
self.set_layout(vbox, next_enabled=False)
|
|
self.back_button.setEnabled(False)
|
|
|
|
t = threading.Thread(target=task)
|
|
t.start()
|
|
while True:
|
|
t.join(1.0/60)
|
|
if t.is_alive():
|
|
self.refresh_gui()
|
|
else:
|
|
break
|
|
if on_finished:
|
|
on_finished()
|
|
|
|
@wizard_dialog
|
|
def choice_dialog(self, title, message, choices, run_next):
|
|
c_values = [x[0] for x in choices]
|
|
c_titles = [x[1] for x in choices]
|
|
clayout = ChoicesLayout(message, c_titles)
|
|
vbox = QVBoxLayout()
|
|
vbox.addLayout(clayout.layout())
|
|
self.exec_layout(vbox, title)
|
|
action = c_values[clayout.selected_index()]
|
|
return action
|
|
|
|
def query_choice(self, msg, choices):
|
|
"""called by hardware wallets"""
|
|
clayout = ChoicesLayout(msg, choices)
|
|
vbox = QVBoxLayout()
|
|
vbox.addLayout(clayout.layout())
|
|
self.exec_layout(vbox, '')
|
|
return clayout.selected_index()
|
|
|
|
@wizard_dialog
|
|
def choice_and_line_dialog(self, title: str, message1: str, choices: List[Tuple[str, str, str]],
|
|
message2: str, test_text: Callable[[str], int],
|
|
run_next, default_choice_idx: int=0) -> Tuple[str, str]:
|
|
vbox = QVBoxLayout()
|
|
|
|
c_values = [x[0] for x in choices]
|
|
c_titles = [x[1] for x in choices]
|
|
c_default_text = [x[2] for x in choices]
|
|
def on_choice_click(clayout):
|
|
idx = clayout.selected_index()
|
|
line.setText(c_default_text[idx])
|
|
clayout = ChoicesLayout(message1, c_titles, on_choice_click,
|
|
checked_index=default_choice_idx)
|
|
vbox.addLayout(clayout.layout())
|
|
|
|
vbox.addSpacing(50)
|
|
vbox.addWidget(WWLabel(message2))
|
|
|
|
line = QLineEdit()
|
|
def on_text_change(text):
|
|
self.next_button.setEnabled(test_text(text))
|
|
line.textEdited.connect(on_text_change)
|
|
on_choice_click(clayout) # set default text for "line"
|
|
vbox.addWidget(line)
|
|
|
|
self.exec_layout(vbox, title)
|
|
choice = c_values[clayout.selected_index()]
|
|
return str(line.text()), choice
|
|
|
|
@wizard_dialog
|
|
def line_dialog(self, run_next, title, message, default, test, warning='',
|
|
presets=(), warn_issue4566=False):
|
|
vbox = QVBoxLayout()
|
|
vbox.addWidget(WWLabel(message))
|
|
line = QLineEdit()
|
|
line.setText(default)
|
|
def f(text):
|
|
self.next_button.setEnabled(test(text))
|
|
if warn_issue4566:
|
|
text_whitespace_normalised = ' '.join(text.split())
|
|
warn_issue4566_label.setVisible(text != text_whitespace_normalised)
|
|
line.textEdited.connect(f)
|
|
vbox.addWidget(line)
|
|
vbox.addWidget(WWLabel(warning))
|
|
|
|
warn_issue4566_label = WWLabel(MSG_PASSPHRASE_WARN_ISSUE4566)
|
|
warn_issue4566_label.setVisible(False)
|
|
vbox.addWidget(warn_issue4566_label)
|
|
|
|
for preset in presets:
|
|
button = QPushButton(preset[0])
|
|
button.clicked.connect(lambda __, text=preset[1]: line.setText(text))
|
|
button.setMinimumWidth(150)
|
|
hbox = QHBoxLayout()
|
|
hbox.addWidget(button, alignment=Qt.AlignCenter)
|
|
vbox.addLayout(hbox)
|
|
|
|
self.exec_layout(vbox, title, next_enabled=test(default))
|
|
return line.text()
|
|
|
|
@wizard_dialog
|
|
def show_xpub_dialog(self, xpub, run_next):
|
|
msg = ' '.join([
|
|
_("Here is your master public key."),
|
|
_("Please share it with your cosigners.")
|
|
])
|
|
vbox = QVBoxLayout()
|
|
layout = SeedLayout(xpub, title=msg, icon=False, for_seed_words=False)
|
|
vbox.addLayout(layout.layout())
|
|
self.exec_layout(vbox, _('Master Public Key'))
|
|
return None
|
|
|
|
def init_network(self, network):
|
|
message = _("Electrum communicates with remote servers to get "
|
|
"information about your transactions and addresses. The "
|
|
"servers all fulfill the same purpose only differing in "
|
|
"hardware. In most cases you simply want to let Electrum "
|
|
"pick one at random. However if you prefer feel free to "
|
|
"select a server manually.")
|
|
choices = [_("Auto connect"), _("Select server manually")]
|
|
title = _("How do you want to connect to a server? ")
|
|
clayout = ChoicesLayout(message, choices)
|
|
self.back_button.setText(_('Cancel'))
|
|
self.exec_layout(clayout.layout(), title)
|
|
r = clayout.selected_index()
|
|
if r == 1:
|
|
nlayout = NetworkChoiceLayout(network, self.config, wizard=True)
|
|
if self.exec_layout(nlayout.layout()):
|
|
nlayout.accept()
|
|
else:
|
|
network.auto_connect = True
|
|
self.config.set_key('auto_connect', True, True)
|
|
|
|
@wizard_dialog
|
|
def multisig_dialog(self, run_next):
|
|
cw = CosignWidget(2, 2)
|
|
m_edit = QSlider(Qt.Horizontal, self)
|
|
n_edit = QSlider(Qt.Horizontal, self)
|
|
n_edit.setMinimum(2)
|
|
n_edit.setMaximum(15)
|
|
m_edit.setMinimum(1)
|
|
m_edit.setMaximum(2)
|
|
n_edit.setValue(2)
|
|
m_edit.setValue(2)
|
|
n_label = QLabel()
|
|
m_label = QLabel()
|
|
grid = QGridLayout()
|
|
grid.addWidget(n_label, 0, 0)
|
|
grid.addWidget(n_edit, 0, 1)
|
|
grid.addWidget(m_label, 1, 0)
|
|
grid.addWidget(m_edit, 1, 1)
|
|
def on_m(m):
|
|
m_label.setText(_('Require {0} signatures').format(m))
|
|
cw.set_m(m)
|
|
def on_n(n):
|
|
n_label.setText(_('From {0} cosigners').format(n))
|
|
cw.set_n(n)
|
|
m_edit.setMaximum(n)
|
|
n_edit.valueChanged.connect(on_n)
|
|
m_edit.valueChanged.connect(on_m)
|
|
on_n(2)
|
|
on_m(2)
|
|
vbox = QVBoxLayout()
|
|
vbox.addWidget(cw)
|
|
vbox.addWidget(WWLabel(_("Choose the number of signatures needed to unlock funds in your wallet:")))
|
|
vbox.addLayout(grid)
|
|
self.exec_layout(vbox, _("Multi-Signature Wallet"))
|
|
m = int(m_edit.value())
|
|
n = int(n_edit.value())
|
|
return (m, n)
|