You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 

453 lines
20 KiB

#!/usr/bin/env python
#
# Electrum - lightweight Bitcoin client
# Copyright (C) 2012 thomasv@gitorious
#
# Permission is hereby granted, free of charge, to any person
# obtaining a copy of this software and associated documentation files
# (the "Software"), to deal in the Software without restriction,
# including without limitation the rights to use, copy, modify, merge,
# publish, distribute, sublicense, and/or sell copies of the Software,
# and to permit persons to whom the Software is furnished to do so,
# subject to the following conditions:
#
# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
# BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
# ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
import ast
from typing import Optional, TYPE_CHECKING
from PyQt6.QtCore import Qt
from PyQt6.QtWidgets import (QComboBox, QTabWidget, QDialog,
QSpinBox, QFileDialog, QCheckBox, QLabel,
QVBoxLayout, QGridLayout, QLineEdit,
QPushButton, QWidget, QHBoxLayout, QSlider)
from electrum.i18n import _, languages
from electrum import util, paymentrequest
from electrum.util import base_units_list, event_listener
from electrum.gui import messages
from .util import (ColorScheme, WindowModalDialog, HelpLabel, Buttons,
CloseButton, QtEventListener)
if TYPE_CHECKING:
from electrum.simple_config import SimpleConfig, ConfigVarWithConfig
from .main_window import ElectrumWindow
def checkbox_from_configvar(cv: 'ConfigVarWithConfig') -> QCheckBox:
short_desc = cv.get_short_desc()
assert short_desc is not None, f"short_desc missing for {cv}"
cb = QCheckBox(short_desc)
if (long_desc := cv.get_long_desc()) is not None:
cb.setToolTip(messages.to_rtf(long_desc))
return cb
class SettingsDialog(QDialog, QtEventListener):
def __init__(self, window: 'ElectrumWindow', config: 'SimpleConfig'):
QDialog.__init__(self)
self.setWindowTitle(_('Preferences'))
self.setMinimumWidth(500)
self.config = config
self.network = window.network
self.app = window.app
self.need_restart = False
self.fx = window.fx
self.wallet = window.wallet
self.register_callbacks()
self.app.alias_received_signal.connect(self.set_alias_color)
vbox = QVBoxLayout()
tabs = QTabWidget()
# language
lang_label = HelpLabel.from_configvar(self.config.cv.LOCALIZATION_LANGUAGE)
lang_combo = QComboBox()
lang_combo.addItems(list(languages.values()))
lang_keys = list(languages.keys())
lang_cur_setting = self.config.LOCALIZATION_LANGUAGE
try:
index = lang_keys.index(lang_cur_setting)
except ValueError: # not in list
index = 0
lang_combo.setCurrentIndex(index)
if not self.config.cv.LOCALIZATION_LANGUAGE.is_modifiable():
for w in [lang_combo, lang_label]: w.setEnabled(False)
def on_lang(x):
lang_request = list(languages.keys())[lang_combo.currentIndex()]
if lang_request != self.config.LOCALIZATION_LANGUAGE:
self.config.LOCALIZATION_LANGUAGE = lang_request
self.need_restart = True
lang_combo.currentIndexChanged.connect(on_lang)
nz_label = HelpLabel.from_configvar(self.config.cv.BTC_AMOUNTS_FORCE_NZEROS_AFTER_DECIMAL_POINT)
nz = QSpinBox()
nz.setMinimum(0)
nz.setMaximum(self.config.decimal_point)
nz.setValue(self.config.num_zeros)
if not self.config.cv.BTC_AMOUNTS_FORCE_NZEROS_AFTER_DECIMAL_POINT.is_modifiable():
for w in [nz, nz_label]: w.setEnabled(False)
def on_nz():
value = nz.value()
if self.config.num_zeros != value:
self.config.num_zeros = value
self.config.BTC_AMOUNTS_FORCE_NZEROS_AFTER_DECIMAL_POINT = value
self.app.refresh_tabs_signal.emit()
self.app.update_status_signal.emit()
nz.valueChanged.connect(on_nz)
# lightning
trampoline_cb = checkbox_from_configvar(self.config.cv.LIGHTNING_USE_GOSSIP)
trampoline_cb.setChecked(not self.config.LIGHTNING_USE_GOSSIP)
def on_trampoline_checked(_x):
use_trampoline = trampoline_cb.isChecked()
if not use_trampoline:
if not window.question('\n'.join([
_("Are you sure you want to disable trampoline?"),
_("Without this option, Electrum will need to sync with the Lightning network on every start."),
_("This may impact the reliability of your payments."),
])):
trampoline_cb.setCheckState(Qt.CheckState.Checked)
return
self.config.LIGHTNING_USE_GOSSIP = not use_trampoline
if not use_trampoline:
self.network.start_gossip()
else:
self.network.run_from_another_thread(
self.network.stop_gossip())
legacy_add_trampoline_cb.setEnabled(use_trampoline)
util.trigger_callback('ln_gossip_sync_progress')
# FIXME: update all wallet windows
util.trigger_callback('channels_updated', self.wallet)
trampoline_cb.stateChanged.connect(on_trampoline_checked)
legacy_add_trampoline_cb = checkbox_from_configvar(self.config.cv.LIGHTNING_LEGACY_ADD_TRAMPOLINE)
legacy_add_trampoline_cb.setChecked(self.config.LIGHTNING_LEGACY_ADD_TRAMPOLINE)
legacy_add_trampoline_cb.setEnabled(trampoline_cb.isChecked())
def on_legacy_add_trampoline_checked(_x):
self.config.LIGHTNING_LEGACY_ADD_TRAMPOLINE = legacy_add_trampoline_cb.isChecked()
legacy_add_trampoline_cb.stateChanged.connect(on_legacy_add_trampoline_checked)
remote_wt_cb = checkbox_from_configvar(self.config.cv.WATCHTOWER_CLIENT_ENABLED)
remote_wt_cb.setChecked(self.config.WATCHTOWER_CLIENT_ENABLED)
def on_remote_wt_checked(_x):
self.config.WATCHTOWER_CLIENT_ENABLED = remote_wt_cb.isChecked()
self.watchtower_url_e.setEnabled(remote_wt_cb.isChecked())
remote_wt_cb.stateChanged.connect(on_remote_wt_checked)
watchtower_url = self.config.WATCHTOWER_CLIENT_URL
self.watchtower_url_e = QLineEdit(watchtower_url)
self.watchtower_url_e.setEnabled(self.config.WATCHTOWER_CLIENT_ENABLED)
def on_wt_url():
url = self.watchtower_url_e.text() or None
self.config.WATCHTOWER_CLIENT_URL = url
self.watchtower_url_e.editingFinished.connect(on_wt_url)
lnfee_hlabel = HelpLabel.from_configvar(self.config.cv.LIGHTNING_PAYMENT_FEE_MAX_MILLIONTHS)
lnfee_map = [500, 1_000, 3_000, 5_000, 10_000, 20_000, 30_000, 50_000]
def lnfee_update_vlabel(fee_val: int):
lnfee_vlabel.setText(_("{}% of payment").format(f"{fee_val / 10 ** 4:.2f}"))
def lnfee_slider_moved():
pos = lnfee_slider.sliderPosition()
fee_val = lnfee_map[pos]
lnfee_update_vlabel(fee_val)
def lnfee_slider_released():
pos = lnfee_slider.sliderPosition()
fee_val = lnfee_map[pos]
self.config.LIGHTNING_PAYMENT_FEE_MAX_MILLIONTHS = fee_val
lnfee_slider = QSlider(Qt.Orientation.Horizontal)
lnfee_slider.setRange(0, len(lnfee_map)-1)
lnfee_slider.setTracking(True)
try:
lnfee_spos = lnfee_map.index(self.config.LIGHTNING_PAYMENT_FEE_MAX_MILLIONTHS)
except ValueError:
lnfee_spos = 0
lnfee_slider.setSliderPosition(lnfee_spos)
lnfee_vlabel = QLabel("")
lnfee_update_vlabel(self.config.LIGHTNING_PAYMENT_FEE_MAX_MILLIONTHS)
lnfee_slider.valueChanged.connect(lnfee_slider_moved)
lnfee_slider.sliderReleased.connect(lnfee_slider_released)
lnfee_hbox = QHBoxLayout()
lnfee_hbox.setContentsMargins(0, 0, 0, 0)
lnfee_hbox.addWidget(lnfee_vlabel)
lnfee_hbox.addWidget(lnfee_slider)
lnfee_hbox_w = QWidget()
lnfee_hbox_w.setLayout(lnfee_hbox)
alias_label = HelpLabel.from_configvar(self.config.cv.OPENALIAS_ID)
alias = self.config.OPENALIAS_ID
self.alias_e = QLineEdit(alias)
self.set_alias_color()
self.alias_e.editingFinished.connect(self.on_alias_edit)
msat_cb = checkbox_from_configvar(self.config.cv.BTC_AMOUNTS_PREC_POST_SAT)
msat_cb.setChecked(self.config.BTC_AMOUNTS_PREC_POST_SAT > 0)
def on_msat_checked(_x):
prec = 3 if msat_cb.isChecked() else 0
if self.config.amt_precision_post_satoshi != prec:
self.config.amt_precision_post_satoshi = prec
self.config.BTC_AMOUNTS_PREC_POST_SAT = prec
self.app.refresh_tabs_signal.emit()
msat_cb.stateChanged.connect(on_msat_checked)
# units
units = base_units_list
msg = (_('Base unit of your wallet.')
+ '\n1 BTC = 1000 mBTC. 1 mBTC = 1000 bits. 1 bit = 100 sat.\n'
+ _('This setting affects the Send tab, and all balance related fields.'))
unit_label = HelpLabel(_('Base unit') + ':', msg)
unit_combo = QComboBox()
unit_combo.addItems(units)
unit_combo.setCurrentIndex(units.index(self.config.get_base_unit()))
def on_unit(x, nz):
unit_result = units[unit_combo.currentIndex()]
if self.config.get_base_unit() == unit_result:
return
self.config.set_base_unit(unit_result)
nz.setMaximum(self.config.decimal_point)
self.app.refresh_tabs_signal.emit()
self.app.update_status_signal.emit()
self.app.refresh_amount_edits_signal.emit()
unit_combo.currentIndexChanged.connect(lambda x: on_unit(x, nz))
thousandsep_cb = checkbox_from_configvar(self.config.cv.BTC_AMOUNTS_ADD_THOUSANDS_SEP)
thousandsep_cb.setChecked(self.config.BTC_AMOUNTS_ADD_THOUSANDS_SEP)
def on_set_thousandsep(_x):
checked = thousandsep_cb.isChecked()
if self.config.amt_add_thousands_sep != checked:
self.config.amt_add_thousands_sep = checked
self.config.BTC_AMOUNTS_ADD_THOUSANDS_SEP = checked
self.app.refresh_tabs_signal.emit()
thousandsep_cb.stateChanged.connect(on_set_thousandsep)
qr_combo = QComboBox()
qr_combo.addItem("Default", "default")
qr_label = HelpLabel.from_configvar(self.config.cv.VIDEO_DEVICE_PATH)
from .qrreader import find_system_cameras
system_cameras = find_system_cameras()
for cam_desc, cam_path in system_cameras.items():
qr_combo.addItem(cam_desc, cam_path)
index = qr_combo.findData(self.config.VIDEO_DEVICE_PATH)
qr_combo.setCurrentIndex(index)
def on_video_device(x):
self.config.VIDEO_DEVICE_PATH = qr_combo.itemData(x)
qr_combo.currentIndexChanged.connect(on_video_device)
colortheme_combo = QComboBox()
colortheme_combo.addItem(_('Light'), 'default')
colortheme_combo.addItem(_('Dark'), 'dark')
index = colortheme_combo.findData(self.config.GUI_QT_COLOR_THEME)
colortheme_combo.setCurrentIndex(index)
colortheme_label = QLabel(self.config.cv.GUI_QT_COLOR_THEME.get_short_desc() + ':')
def on_colortheme(x):
self.config.GUI_QT_COLOR_THEME = colortheme_combo.itemData(x)
self.need_restart = True
colortheme_combo.currentIndexChanged.connect(on_colortheme)
updatecheck_cb = checkbox_from_configvar(self.config.cv.AUTOMATIC_CENTRALIZED_UPDATE_CHECKS)
updatecheck_cb.setChecked(self.config.AUTOMATIC_CENTRALIZED_UPDATE_CHECKS)
def on_set_updatecheck(_x):
self.config.AUTOMATIC_CENTRALIZED_UPDATE_CHECKS = updatecheck_cb.isChecked()
updatecheck_cb.stateChanged.connect(on_set_updatecheck)
filelogging_cb = checkbox_from_configvar(self.config.cv.WRITE_LOGS_TO_DISK)
filelogging_cb.setChecked(self.config.WRITE_LOGS_TO_DISK)
def on_set_filelogging(_x):
self.config.WRITE_LOGS_TO_DISK = filelogging_cb.isChecked()
self.need_restart = True
filelogging_cb.stateChanged.connect(on_set_filelogging)
block_explorers = sorted(util.block_explorer_info().keys())
BLOCK_EX_CUSTOM_ITEM = _("Custom URL")
if BLOCK_EX_CUSTOM_ITEM in block_explorers: # malicious translation?
block_explorers.remove(BLOCK_EX_CUSTOM_ITEM)
block_explorers.append(BLOCK_EX_CUSTOM_ITEM)
block_ex_label = HelpLabel.from_configvar(self.config.cv.BLOCK_EXPLORER)
block_ex_combo = QComboBox()
block_ex_custom_e = QLineEdit(str(self.config.BLOCK_EXPLORER_CUSTOM or ''))
block_ex_combo.addItems(block_explorers)
block_ex_combo.setCurrentIndex(
block_ex_combo.findText(util.block_explorer(self.config) or BLOCK_EX_CUSTOM_ITEM))
def showhide_block_ex_custom_e():
block_ex_custom_e.setVisible(block_ex_combo.currentText() == BLOCK_EX_CUSTOM_ITEM)
showhide_block_ex_custom_e()
def on_be_combo(x):
if block_ex_combo.currentText() == BLOCK_EX_CUSTOM_ITEM:
on_be_edit()
else:
be_result = block_explorers[block_ex_combo.currentIndex()]
self.config.BLOCK_EXPLORER_CUSTOM = None
self.config.BLOCK_EXPLORER = be_result
showhide_block_ex_custom_e()
block_ex_combo.currentIndexChanged.connect(on_be_combo)
def on_be_edit():
val = block_ex_custom_e.text()
try:
val = ast.literal_eval(val) # to also accept tuples
except Exception:
pass
self.config.BLOCK_EXPLORER_CUSTOM = val
block_ex_custom_e.editingFinished.connect(on_be_edit)
block_ex_hbox = QHBoxLayout()
block_ex_hbox.setContentsMargins(0, 0, 0, 0)
block_ex_hbox.setSpacing(0)
block_ex_hbox.addWidget(block_ex_combo)
block_ex_hbox.addWidget(block_ex_custom_e)
block_ex_hbox_w = QWidget()
block_ex_hbox_w.setLayout(block_ex_hbox)
# Fiat Currency
self.history_rates_cb = checkbox_from_configvar(self.config.cv.FX_HISTORY_RATES)
ccy_combo = QComboBox()
ex_combo = QComboBox()
def update_currencies():
if not self.fx:
return
h = self.config.FX_HISTORY_RATES
currencies = sorted(self.fx.get_currencies(h))
ccy_combo.clear()
ccy_combo.addItems([_('None')] + currencies)
if self.fx.is_enabled():
ccy_combo.setCurrentIndex(ccy_combo.findText(self.fx.get_currency()))
def update_exchanges():
if not self.fx: return
b = self.fx.is_enabled()
ex_combo.setEnabled(b)
if b:
h = self.config.FX_HISTORY_RATES
c = self.fx.get_currency()
exchanges = self.fx.get_exchanges_by_ccy(c, h)
else:
exchanges = self.fx.get_exchanges_by_ccy('USD', False)
ex_combo.blockSignals(True)
ex_combo.clear()
ex_combo.addItems(sorted(exchanges))
ex_combo.setCurrentIndex(ex_combo.findText(self.fx.config_exchange()))
ex_combo.blockSignals(False)
def on_currency(hh):
if not self.fx: return
b = bool(ccy_combo.currentIndex())
ccy = str(ccy_combo.currentText()) if b else None
self.fx.set_enabled(b)
if b and ccy != self.fx.ccy:
self.fx.set_currency(ccy)
update_exchanges()
self.app.update_fiat_signal.emit()
def on_exchange(idx):
exchange = str(ex_combo.currentText())
if self.fx and self.fx.is_enabled() and exchange and exchange != self.fx.exchange.name():
self.fx.set_exchange(exchange)
self.app.update_fiat_signal.emit()
def on_history_rates(_x):
self.config.FX_HISTORY_RATES = self.history_rates_cb.isChecked()
if not self.fx:
return
update_exchanges()
window.app.update_fiat_signal.emit()
update_currencies()
update_exchanges()
ccy_combo.currentIndexChanged.connect(on_currency)
self.history_rates_cb.setChecked(self.config.FX_HISTORY_RATES)
self.history_rates_cb.stateChanged.connect(on_history_rates)
ex_combo.currentIndexChanged.connect(on_exchange)
gui_widgets = []
gui_widgets.append((lang_label, lang_combo))
gui_widgets.append((colortheme_label, colortheme_combo))
gui_widgets.append((block_ex_label, block_ex_hbox_w))
units_widgets = []
units_widgets.append((unit_label, unit_combo))
units_widgets.append((nz_label, nz))
units_widgets.append((msat_cb, None))
units_widgets.append((thousandsep_cb, None))
lightning_widgets = []
lightning_widgets.append((trampoline_cb, None))
lightning_widgets.append((legacy_add_trampoline_cb, None))
lightning_widgets.append((remote_wt_cb, self.watchtower_url_e))
lightning_widgets.append((lnfee_hlabel, lnfee_hbox_w))
fiat_widgets = []
fiat_widgets.append((QLabel(_('Fiat currency')), ccy_combo))
fiat_widgets.append((QLabel(_('Source')), ex_combo))
fiat_widgets.append((self.history_rates_cb, None))
misc_widgets = []
misc_widgets.append((updatecheck_cb, None))
misc_widgets.append((filelogging_cb, None))
misc_widgets.append((alias_label, self.alias_e))
misc_widgets.append((qr_label, qr_combo))
tabs_info = [
(gui_widgets, _('Appearance')),
(units_widgets, _('Units')),
(fiat_widgets, _('Fiat')),
(lightning_widgets, _('Lightning')),
(misc_widgets, _('Misc')),
]
for widgets, name in tabs_info:
tab = QWidget()
tab_vbox = QVBoxLayout(tab)
grid = QGridLayout()
for a,b in widgets:
i = grid.rowCount()
if b:
if a:
grid.addWidget(a, i, 0)
grid.addWidget(b, i, 1)
else:
grid.addWidget(a, i, 0, 1, 2)
tab_vbox.addLayout(grid)
tab_vbox.addStretch(1)
tabs.addTab(tab, name)
vbox.addWidget(tabs)
vbox.addStretch(1)
vbox.addLayout(Buttons(CloseButton(self)))
self.setLayout(vbox)
@event_listener
def on_event_alias_received(self):
self.app.alias_received_signal.emit()
def set_alias_color(self):
if not self.config.OPENALIAS_ID:
self.alias_e.setStyleSheet("")
return
if self.wallet.contacts.alias_info:
alias_addr, alias_name, validated = self.wallet.contacts.alias_info
self.alias_e.setStyleSheet((ColorScheme.GREEN if validated else ColorScheme.RED).as_stylesheet(True))
else:
self.alias_e.setStyleSheet(ColorScheme.RED.as_stylesheet(True))
def on_alias_edit(self):
self.alias_e.setStyleSheet("")
alias = str(self.alias_e.text())
self.config.OPENALIAS_ID = alias
if alias:
self.wallet.contacts.fetch_openalias(self.config)
def closeEvent(self, event):
self.unregister_callbacks()
try:
self.app.alias_received_signal.disconnect(self.set_alias_color)
except TypeError:
pass # 'method' object is not connected
event.accept()