def coinselect_dialog(self, item, dt):
if self._coinselect_dialog is None:
choosers = sorted(coinchooser.COIN_CHOOSERS.keys())
chooser_name = coinchooser.get_name(self.config)
def cb(text):
self.config.set_key('coin_chooser', text)
item.status = text
self._coinselect_dialog = ChoiceDialog(_('Coin selection'), choosers, chooser_name, cb)
self._coinselect_dialog.open()
def coinselect_dialog(self, item, dt):
if self._coinselect_dialog is None:
choosers = sorted(coinchooser.COIN_CHOOSERS.keys())
chooser_name = coinchooser.get_name(self.config)
def cb(text):
self.config.set_key('coin_chooser', text)
item.status = text
self._coinselect_dialog = ChoiceDialog(_('Coin selection'), choosers, chooser_name, cb)
self._coinselect_dialog.open()
def __init__(self, parent: 'ElectrumWindow', config: 'SimpleConfig'):
WindowModalDialog.__init__(self, parent, _('Preferences'))
self.config = config
self.window = parent
self.need_restart = False
self.fx = self.window.fx
self.wallet = self.window.wallet
vbox = QVBoxLayout()
tabs = QTabWidget()
gui_widgets = []
fee_widgets = []
tx_widgets = []
oa_widgets = []
services_widgets = []
# language
lang_help = _(
'Select which language is used in the GUI (after restart).')
lang_label = HelpLabel(_('Language') + ':', lang_help)
lang_combo = QComboBox()
lang_combo.addItems(list(languages.values()))
lang_keys = list(languages.keys())
lang_cur_setting = self.config.get("language", '')
try:
index = lang_keys.index(lang_cur_setting)
except ValueError: # not in list
index = 0
lang_combo.setCurrentIndex(index)
if not self.config.is_modifiable('language'):
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.get('language'):
self.config.set_key("language", lang_request, True)
self.need_restart = True
lang_combo.currentIndexChanged.connect(on_lang)
gui_widgets.append((lang_label, lang_combo))
nz_help = _(
'Number of zeros displayed after the decimal point. For example, if this is set to 2, "1." will be displayed as "1.00"'
)
nz_label = HelpLabel(_('Zeros after decimal point') + ':', nz_help)
nz = QSpinBox()
nz.setMinimum(0)
nz.setMaximum(self.window.decimal_point)
nz.setValue(self.window.num_zeros)
if not self.config.is_modifiable('num_zeros'):
for w in [nz, nz_label]:
w.setEnabled(False)
def on_nz():
value = nz.value()
if self.window.num_zeros != value:
self.window.num_zeros = value
self.config.set_key('num_zeros', value, True)
self.window.history_list.update()
self.window.address_list.update()
nz.valueChanged.connect(on_nz)
gui_widgets.append((nz_label, nz))
msg = '\n'.join([
_('Time based: fee rate is based on average confirmation time estimates'
),
_('Mempool based: fee rate is targeting a depth in the memory pool'
)
])
fee_type_label = HelpLabel(_('Fee estimation') + ':', msg)
fee_type_combo = QComboBox()
fee_type_combo.addItems([_('Static'), _('ETA'), _('Mempool')])
fee_type_combo.setCurrentIndex((2 if self.config.use_mempool_fees(
) else 1) if self.config.is_dynfee() else 0)
def on_fee_type(x):
self.config.set_key('mempool_fees', x == 2)
self.config.set_key('dynamic_fees', x > 0)
fee_type_combo.currentIndexChanged.connect(on_fee_type)
fee_widgets.append((fee_type_label, fee_type_combo))
use_rbf = bool(self.config.get('use_rbf', True))
use_rbf_cb = QCheckBox(_('Use Replace-By-Fee'))
use_rbf_cb.setChecked(use_rbf)
use_rbf_cb.setToolTip(
_('If you check this box, your transactions will be marked as non-final,') + '\n' + \
_('and you will have the possibility, while they are unconfirmed, to replace them with transactions that pay higher fees.') + '\n' + \
_('Note that some merchants do not accept non-final transactions until they are confirmed.'))
def on_use_rbf(x):
self.config.set_key('use_rbf', bool(x))
batch_rbf_cb.setEnabled(bool(x))
use_rbf_cb.stateChanged.connect(on_use_rbf)
fee_widgets.append((use_rbf_cb, None))
batch_rbf_cb = QCheckBox(_('Batch RBF transactions'))
batch_rbf_cb.setChecked(bool(self.config.get('batch_rbf', False)))
batch_rbf_cb.setEnabled(use_rbf)
batch_rbf_cb.setToolTip(
_('If you check this box, your unconfirmed transactions will be consolidated into a single transaction.') + '\n' + \
_('This will save fees.'))
def on_batch_rbf(x):
self.config.set_key('batch_rbf', bool(x))
batch_rbf_cb.stateChanged.connect(on_batch_rbf)
fee_widgets.append((batch_rbf_cb, None))
# lightning
lightning_widgets = []
backup_help = _(
"""If you configure a backup directory, a backup of your wallet file will be saved everytime you create a new channel.\n\nA backup file cannot be used as a wallet; it can only be used to retrieve the funds locked in your channels, by requesting your channels to be force closed (using data loss protection).\n\nIf the remote node is online, they will force-close your channels when you open the backup file. Note that a backup is not strictly necessary for that; if the remote party is online but they cannot reach you because you lost your wallet file, they should eventually close your channels, and your funds should be sent to an address recoverable from your seed (using static_remotekey).\n\nIf the remote node is not online, you can use the backup file to force close your channels, but only at the risk of losing all your funds in the channel, because you will be broadcasting an old state."""
)
backup_dir = self.config.get('backup_dir')
backup_dir_label = HelpLabel(_('Backup directory') + ':', backup_help)
self.backup_dir_e = QPushButton(backup_dir)
self.backup_dir_e.clicked.connect(self.select_backup_dir)
lightning_widgets.append((backup_dir_label, self.backup_dir_e))
help_persist = _(
"""If this option is checked, Electrum will persist as a daemon after
you close all your wallet windows. Your local watchtower will keep
running, and it will protect your channels even if your wallet is not
open. For this to work, your computer needs to be online regularly.""")
persist_cb = QCheckBox(_("Run as daemon after the GUI is closed"))
persist_cb.setToolTip(help_persist)
persist_cb.setChecked(bool(self.config.get('persist_daemon', False)))
def on_persist_checked(x):
self.config.set_key('persist_daemon', bool(x))
persist_cb.stateChanged.connect(on_persist_checked)
lightning_widgets.append((persist_cb, None))
help_remote_wt = _(
"""To use a remote watchtower, enter the corresponding URL here""")
remote_wt_cb = QCheckBox(_("Use a remote watchtower"))
remote_wt_cb.setToolTip(help_remote_wt)
remote_wt_cb.setChecked(bool(self.config.get('use_watchtower', False)))
def on_remote_wt_checked(x):
self.config.set_key('use_watchtower', bool(x))
self.watchtower_url_e.setEnabled(bool(x))
remote_wt_cb.stateChanged.connect(on_remote_wt_checked)
watchtower_url = self.config.get('watchtower_url')
self.watchtower_url_e = QLineEdit(watchtower_url)
self.watchtower_url_e.setEnabled(
self.config.get('use_watchtower', False))
def on_wt_url():
url = self.watchtower_url_e.text() or None
watchtower_url = self.config.set_key('watchtower_url', url)
self.watchtower_url_e.editingFinished.connect(on_wt_url)
lightning_widgets.append((remote_wt_cb, self.watchtower_url_e))
msg = _('OpenAlias record, used to receive coins and to sign payment requests.') + '\n\n'\
+ _('The following alias providers are available:') + '\n'\
+ '\n'.join(['https://cryptoname.co/', 'http://xmr.link']) + '\n\n'\
+ 'For more information, see https://openalias.org'
alias_label = HelpLabel(_('OpenAlias') + ':', msg)
alias = self.config.get('alias', '')
self.alias_e = QLineEdit(alias)
self.set_alias_color()
self.alias_e.editingFinished.connect(self.on_alias_edit)
oa_widgets.append((alias_label, self.alias_e))
# Services
ssl_cert = self.config.get('ssl_certfile')
ssl_cert_label = HelpLabel(
_('SSL cert file') + ':',
'certificate file, with intermediate certificates if needed')
self.ssl_cert_e = QPushButton(ssl_cert)
self.ssl_cert_e.clicked.connect(self.select_ssl_certfile)
services_widgets.append((ssl_cert_label, self.ssl_cert_e))
ssl_privkey = self.config.get('ssl_keyfile')
ssl_privkey_label = HelpLabel(_('SSL key file') + ':', '')
self.ssl_privkey_e = QPushButton(ssl_privkey)
self.ssl_privkey_e.clicked.connect(self.select_ssl_privkey)
services_widgets.append((ssl_privkey_label, self.ssl_privkey_e))
ssl_domain_label = HelpLabel(_('SSL domain') + ':', '')
self.ssl_domain_e = QLineEdit('')
self.ssl_domain_e.setReadOnly(True)
services_widgets.append((ssl_domain_label, self.ssl_domain_e))
self.check_ssl_config()
hostname = self.config.get('services_hostname', 'localhost')
hostname_label = HelpLabel(
_('Hostname') + ':', 'must match your SSL domain')
self.hostname_e = QLineEdit(hostname)
self.hostname_e.editingFinished.connect(self.on_hostname)
services_widgets.append((hostname_label, self.hostname_e))
payserver_cb = QCheckBox(_("Run PayServer"))
payserver_cb.setToolTip("Configure a port")
payserver_cb.setChecked(bool(self.config.get('run_payserver', False)))
def on_payserver_checked(x):
self.config.set_key('run_payserver', bool(x))
self.payserver_port_e.setEnabled(bool(x))
payserver_cb.stateChanged.connect(on_payserver_checked)
payserver_port = self.config.get('payserver_port', 8002)
self.payserver_port_e = QLineEdit(str(payserver_port))
self.payserver_port_e.editingFinished.connect(self.on_payserver_port)
self.payserver_port_e.setEnabled(
self.config.get('run_payserver', False))
services_widgets.append((payserver_cb, self.payserver_port_e))
help_local_wt = _(
"""To run a watchtower, you must run Electrum on a machine
that is always connected to the internet. Configure a port if you want it to be public."""
)
local_wt_cb = QCheckBox(_("Run Watchtower"))
local_wt_cb.setToolTip(help_local_wt)
local_wt_cb.setChecked(bool(self.config.get('run_watchtower', False)))
def on_local_wt_checked(x):
self.config.set_key('run_watchtower', bool(x))
self.local_wt_port_e.setEnabled(bool(x))
local_wt_cb.stateChanged.connect(on_local_wt_checked)
watchtower_port = self.config.get('watchtower_port', '')
self.local_wt_port_e = QLineEdit(str(watchtower_port))
self.local_wt_port_e.setEnabled(
self.config.get('run_watchtower', False))
self.local_wt_port_e.editingFinished.connect(self.on_watchtower_port)
services_widgets.append((local_wt_cb, self.local_wt_port_e))
# units
units = base_units_list
msg = (_(
'Base unit of your wallet.'
) + '\n1 LTC = 1000 mLTC. 1 mLTC = 1000 uLTC. 1 uLTC = 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.window.base_unit()))
def on_unit(x, nz):
unit_result = units[unit_combo.currentIndex()]
if self.window.base_unit() == unit_result:
return
edits = self.window.amount_e, self.window.receive_amount_e
amounts = [edit.get_amount() for edit in edits]
self.window.decimal_point = base_unit_name_to_decimal_point(
unit_result)
self.config.set_key('decimal_point', self.window.decimal_point,
True)
nz.setMaximum(self.window.decimal_point)
self.window.history_list.update()
self.window.request_list.update()
self.window.address_list.update()
for edit, amount in zip(edits, amounts):
edit.setAmount(amount)
self.window.update_status()
unit_combo.currentIndexChanged.connect(lambda x: on_unit(x, nz))
gui_widgets.append((unit_label, unit_combo))
system_cameras = qrscanner._find_system_cameras()
qr_combo = QComboBox()
qr_combo.addItem("Default", "default")
for camera, device in system_cameras.items():
qr_combo.addItem(camera, device)
#combo.addItem("Manually specify a device", config.get("video_device"))
index = qr_combo.findData(self.config.get("video_device"))
qr_combo.setCurrentIndex(index)
msg = _("Install the zbar package to enable this.")
qr_label = HelpLabel(_('Video Device') + ':', msg)
qr_combo.setEnabled(qrscanner.libzbar is not None)
on_video_device = lambda x: self.config.set_key(
"video_device", qr_combo.itemData(x), True)
qr_combo.currentIndexChanged.connect(on_video_device)
gui_widgets.append((qr_label, qr_combo))
colortheme_combo = QComboBox()
colortheme_combo.addItem(_('Light'), 'default')
colortheme_combo.addItem(_('Dark'), 'dark')
index = colortheme_combo.findData(
self.config.get('qt_gui_color_theme', 'default'))
colortheme_combo.setCurrentIndex(index)
colortheme_label = QLabel(_('Color theme') + ':')
def on_colortheme(x):
self.config.set_key('qt_gui_color_theme',
colortheme_combo.itemData(x), True)
self.need_restart = True
colortheme_combo.currentIndexChanged.connect(on_colortheme)
gui_widgets.append((colortheme_label, colortheme_combo))
updatecheck_cb = QCheckBox(
_("Automatically check for software updates"))
updatecheck_cb.setChecked(bool(self.config.get('check_updates',
False)))
def on_set_updatecheck(v):
self.config.set_key('check_updates', v == Qt.Checked, save=True)
updatecheck_cb.stateChanged.connect(on_set_updatecheck)
gui_widgets.append((updatecheck_cb, None))
filelogging_cb = QCheckBox(_("Write logs to file"))
filelogging_cb.setChecked(bool(self.config.get('log_to_file', False)))
def on_set_filelogging(v):
self.config.set_key('log_to_file', v == Qt.Checked, save=True)
self.need_restart = True
filelogging_cb.stateChanged.connect(on_set_filelogging)
filelogging_cb.setToolTip(
_('Debug logs can be persisted to disk. These are useful for troubleshooting.'
))
gui_widgets.append((filelogging_cb, None))
preview_cb = QCheckBox(_('Advanced preview'))
preview_cb.setChecked(bool(self.config.get('advanced_preview', False)))
preview_cb.setToolTip(
_("Open advanced transaction preview dialog when 'Pay' is clicked."
))
def on_preview(x):
self.config.set_key('advanced_preview', x == Qt.Checked)
preview_cb.stateChanged.connect(on_preview)
tx_widgets.append((preview_cb, None))
usechange_cb = QCheckBox(_('Use change addresses'))
usechange_cb.setChecked(self.window.wallet.use_change)
if not self.config.is_modifiable('use_change'):
usechange_cb.setEnabled(False)
def on_usechange(x):
usechange_result = x == Qt.Checked
if self.window.wallet.use_change != usechange_result:
self.window.wallet.use_change = usechange_result
self.window.wallet.db.put('use_change',
self.window.wallet.use_change)
multiple_cb.setEnabled(self.window.wallet.use_change)
usechange_cb.stateChanged.connect(on_usechange)
usechange_cb.setToolTip(
_('Using change addresses makes it more difficult for other people to track your transactions.'
))
tx_widgets.append((usechange_cb, None))
def on_multiple(x):
multiple = x == Qt.Checked
if self.wallet.multiple_change != multiple:
self.wallet.multiple_change = multiple
self.wallet.db.put('multiple_change', multiple)
multiple_change = self.wallet.multiple_change
multiple_cb = QCheckBox(_('Use multiple change addresses'))
multiple_cb.setEnabled(self.wallet.use_change)
multiple_cb.setToolTip('\n'.join([
_('In some cases, use up to 3 change addresses in order to break '
'up large coin amounts and obfuscate the recipient address.'),
_('This may result in higher transactions fees.')
]))
multiple_cb.setChecked(multiple_change)
multiple_cb.stateChanged.connect(on_multiple)
tx_widgets.append((multiple_cb, None))
def fmt_docs(key, klass):
lines = [ln.lstrip(" ") for ln in klass.__doc__.split("\n")]
return '\n'.join([key, "", " ".join(lines)])
choosers = sorted(coinchooser.COIN_CHOOSERS.keys())
if len(choosers) > 1:
chooser_name = coinchooser.get_name(self.config)
msg = _(
'Choose coin (UTXO) selection method. The following are available:\n\n'
)
msg += '\n\n'.join(
fmt_docs(*item) for item in coinchooser.COIN_CHOOSERS.items())
chooser_label = HelpLabel(_('Coin selection') + ':', msg)
chooser_combo = QComboBox()
chooser_combo.addItems(choosers)
i = choosers.index(chooser_name) if chooser_name in choosers else 0
chooser_combo.setCurrentIndex(i)
def on_chooser(x):
chooser_name = choosers[chooser_combo.currentIndex()]
self.config.set_key('coin_chooser', chooser_name)
chooser_combo.currentIndexChanged.connect(on_chooser)
tx_widgets.append((chooser_label, chooser_combo))
def on_unconf(x):
self.config.set_key('confirmed_only', bool(x))
conf_only = bool(self.config.get('confirmed_only', False))
unconf_cb = QCheckBox(_('Spend only confirmed coins'))
unconf_cb.setToolTip(_('Spend only confirmed inputs.'))
unconf_cb.setChecked(conf_only)
unconf_cb.stateChanged.connect(on_unconf)
tx_widgets.append((unconf_cb, None))
def on_outrounding(x):
self.config.set_key('coin_chooser_output_rounding', bool(x))
enable_outrounding = bool(
self.config.get('coin_chooser_output_rounding', False))
outrounding_cb = QCheckBox(_('Enable output value rounding'))
outrounding_cb.setToolTip(
_('Set the value of the change output so that it has similar precision to the other outputs.'
) + '\n' + _('This might improve your privacy somewhat.') +
'\n' +
_('If enabled, at most 100 satoshis might be lost due to this, per transaction.'
))
outrounding_cb.setChecked(enable_outrounding)
outrounding_cb.stateChanged.connect(on_outrounding)
tx_widgets.append((outrounding_cb, None))
block_explorers = sorted(util.block_explorer_info().keys())
msg = _(
'Choose which online block explorer to use for functions that open a web browser'
)
block_ex_label = HelpLabel(_('Online Block Explorer') + ':', msg)
block_ex_combo = QComboBox()
block_ex_combo.addItems(block_explorers)
block_ex_combo.setCurrentIndex(
block_ex_combo.findText(util.block_explorer(self.config)))
def on_be(x):
be_result = block_explorers[block_ex_combo.currentIndex()]
self.config.set_key('block_explorer', be_result, True)
block_ex_combo.currentIndexChanged.connect(on_be)
tx_widgets.append((block_ex_label, block_ex_combo))
# Fiat Currency
hist_checkbox = QCheckBox()
hist_capgains_checkbox = QCheckBox()
fiat_address_checkbox = QCheckBox()
ccy_combo = QComboBox()
ex_combo = QComboBox()
def update_currencies():
if not self.window.fx: return
currencies = sorted(
self.fx.get_currencies(self.fx.get_history_config()))
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_history_cb():
if not self.fx: return
hist_checkbox.setChecked(self.fx.get_history_config())
hist_checkbox.setEnabled(self.fx.is_enabled())
def update_fiat_address_cb():
if not self.fx: return
fiat_address_checkbox.setChecked(self.fx.get_fiat_address_config())
def update_history_capgains_cb():
if not self.fx: return
hist_capgains_checkbox.setChecked(
self.fx.get_history_capital_gains_config())
hist_capgains_checkbox.setEnabled(hist_checkbox.isChecked())
def update_exchanges():
if not self.fx: return
b = self.fx.is_enabled()
ex_combo.setEnabled(b)
if b:
h = self.fx.get_history_config()
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_history_cb()
update_exchanges()
self.window.update_fiat()
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)
def on_history(checked):
if not self.fx: return
self.fx.set_history_config(checked)
update_exchanges()
self.window.history_model.refresh('on_history')
if self.fx.is_enabled() and checked:
self.fx.trigger_update()
update_history_capgains_cb()
def on_history_capgains(checked):
if not self.fx: return
self.fx.set_history_capital_gains_config(checked)
self.window.history_model.refresh('on_history_capgains')
def on_fiat_address(checked):
if not self.fx: return
self.fx.set_fiat_address_config(checked)
self.window.address_list.refresh_headers()
self.window.address_list.update()
update_currencies()
update_history_cb()
update_history_capgains_cb()
update_fiat_address_cb()
update_exchanges()
ccy_combo.currentIndexChanged.connect(on_currency)
hist_checkbox.stateChanged.connect(on_history)
hist_capgains_checkbox.stateChanged.connect(on_history_capgains)
fiat_address_checkbox.stateChanged.connect(on_fiat_address)
ex_combo.currentIndexChanged.connect(on_exchange)
fiat_widgets = []
fiat_widgets.append((QLabel(_('Fiat currency')), ccy_combo))
fiat_widgets.append((QLabel(_('Source')), ex_combo))
fiat_widgets.append((QLabel(_('Show history rates')), hist_checkbox))
fiat_widgets.append((QLabel(_('Show capital gains in history')),
hist_capgains_checkbox))
fiat_widgets.append((QLabel(_('Show Fiat balance for addresses')),
fiat_address_checkbox))
tabs_info = [
(gui_widgets, _('General')),
(fee_widgets, _('Fees')),
(tx_widgets, _('Transactions')),
(lightning_widgets, _('Lightning')),
(fiat_widgets, _('Fiat')),
(services_widgets, _('Services')),
(oa_widgets, _('OpenAlias')),
]
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)
def coinselect_status(self):
return coinchooser.get_name(self.app.electrum_config)
def __init__(self, parent: 'ElectrumWindow', config: 'SimpleConfig'):
WindowModalDialog.__init__(self, parent, _('Preferences'))
self.config = config
self.window = parent
self.need_restart = False
self.fx = self.window.fx
self.wallet = self.window.wallet
vbox = QVBoxLayout()
tabs = QTabWidget()
gui_widgets = []
tx_widgets = []
oa_widgets = []
# language
lang_help = _(
'Select which language is used in the GUI (after restart).')
lang_label = HelpLabel(_('Language') + ':', lang_help)
lang_combo = QComboBox()
lang_combo.addItems(list(languages.values()))
lang_keys = list(languages.keys())
lang_cur_setting = self.config.get("language", '')
try:
index = lang_keys.index(lang_cur_setting)
except ValueError: # not in list
index = 0
lang_combo.setCurrentIndex(index)
if not self.config.is_modifiable('language'):
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.get('language'):
self.config.set_key("language", lang_request, True)
self.need_restart = True
lang_combo.currentIndexChanged.connect(on_lang)
gui_widgets.append((lang_label, lang_combo))
nz_help = _(
'Number of zeros displayed after the decimal point. For example, if this is set to 2, "1." will be displayed as "1.00"'
)
nz_label = HelpLabel(_('Zeros after decimal point') + ':', nz_help)
nz = QSpinBox()
nz.setMinimum(0)
nz.setMaximum(self.config.decimal_point)
nz.setValue(self.config.num_zeros)
if not self.config.is_modifiable('num_zeros'):
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.set_key('num_zeros', value, True)
self.window.history_list.update()
self.window.address_list.update()
nz.valueChanged.connect(on_nz)
gui_widgets.append((nz_label, nz))
use_rbf = bool(self.config.get('use_rbf', True))
use_rbf_cb = QCheckBox(_('Use Replace-By-Fee'))
use_rbf_cb.setChecked(use_rbf)
use_rbf_cb.setToolTip(
_('If you check this box, your transactions will be marked as non-final,') + '\n' + \
_('and you will have the possibility, while they are unconfirmed, to replace them with transactions that pay higher fees.') + '\n' + \
_('Note that some merchants do not accept non-final transactions until they are confirmed.'))
def on_use_rbf(x):
self.config.set_key('use_rbf', bool(x))
batch_rbf_cb.setEnabled(bool(x))
use_rbf_cb.stateChanged.connect(on_use_rbf)
tx_widgets.append((use_rbf_cb, None))
batch_rbf_cb = QCheckBox(_('Batch RBF transactions'))
batch_rbf_cb.setChecked(bool(self.config.get('batch_rbf', False)))
batch_rbf_cb.setEnabled(use_rbf)
batch_rbf_cb.setToolTip(
_('If you check this box, your unconfirmed transactions will be consolidated into a single transaction.') + '\n' + \
_('This will save fees.'))
def on_batch_rbf(x):
self.config.set_key('batch_rbf', bool(x))
batch_rbf_cb.stateChanged.connect(on_batch_rbf)
tx_widgets.append((batch_rbf_cb, None))
# lightning
lightning_widgets = []
if self.wallet.lnworker and self.wallet.lnworker.has_deterministic_node_id(
):
help_recov = _(messages.MSG_RECOVERABLE_CHANNELS)
recov_cb = QCheckBox(_("Create recoverable channels"))
recov_cb.setToolTip(messages.to_rtf(help_recov))
recov_cb.setChecked(
bool(self.config.get('use_recoverable_channels', True)))
def on_recov_checked(x):
self.config.set_key('use_recoverable_channels', bool(x))
recov_cb.stateChanged.connect(on_recov_checked)
recov_cb.setEnabled(not bool(self.config.get('lightning_listen')))
lightning_widgets.append((recov_cb, None))
help_trampoline = _(messages.MSG_HELP_TRAMPOLINE)
trampoline_cb = QCheckBox(_("Use trampoline routing (disable gossip)"))
trampoline_cb.setToolTip(messages.to_rtf(help_trampoline))
trampoline_cb.setChecked(
not bool(self.config.get('use_gossip', False)))
def on_trampoline_checked(use_trampoline):
use_gossip = not bool(use_trampoline)
self.config.set_key('use_gossip', use_gossip)
if use_gossip:
self.window.network.start_gossip()
else:
self.window.network.run_from_another_thread(
self.window.network.stop_gossip())
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)
lightning_widgets.append((trampoline_cb, None))
help_remote_wt = ' '.join([
_("A watchtower is a daemon that watches your channels and prevents the other party from stealing funds by broadcasting an old state."
),
_("If you have private a watchtower, enter its URL here."),
_("Check our online documentation if you want to configure Electrum as a watchtower."
),
])
remote_wt_cb = QCheckBox(_("Use a remote watchtower"))
remote_wt_cb.setToolTip('<p>' + help_remote_wt + '</p>')
remote_wt_cb.setChecked(bool(self.config.get('use_watchtower', False)))
def on_remote_wt_checked(x):
self.config.set_key('use_watchtower', bool(x))
self.watchtower_url_e.setEnabled(bool(x))
remote_wt_cb.stateChanged.connect(on_remote_wt_checked)
watchtower_url = self.config.get('watchtower_url')
self.watchtower_url_e = QLineEdit(watchtower_url)
self.watchtower_url_e.setEnabled(
self.config.get('use_watchtower', False))
def on_wt_url():
url = self.watchtower_url_e.text() or None
watchtower_url = self.config.set_key('watchtower_url', url)
self.watchtower_url_e.editingFinished.connect(on_wt_url)
lightning_widgets.append((remote_wt_cb, self.watchtower_url_e))
msg = _('OpenAlias record, used to receive coins and to sign payment requests.') + '\n\n'\
+ _('The following alias providers are available:') + '\n'\
+ '\n'.join(['https://cryptoname.co/', 'http://xmr.link']) + '\n\n'\
+ 'For more information, see https://openalias.org'
alias_label = HelpLabel(_('OpenAlias') + ':', msg)
alias = self.config.get('alias', '')
self.alias_e = QLineEdit(alias)
self.set_alias_color()
self.alias_e.editingFinished.connect(self.on_alias_edit)
oa_widgets.append((alias_label, self.alias_e))
# units
units = base_units_list
msg = (_(
'Base unit of your wallet.'
) + '\n1 LTC = 1000 mLTC. 1 mLTC = 1000 uLTC. 1 uLTC = 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.window.base_unit()))
def on_unit(x, nz):
unit_result = units[unit_combo.currentIndex()]
if self.window.base_unit() == unit_result:
return
edits = self.window.amount_e, self.window.receive_amount_e
amounts = [edit.get_amount() for edit in edits]
self.config.set_base_unit(unit_result)
nz.setMaximum(self.config.decimal_point)
self.window.update_tabs()
for edit, amount in zip(edits, amounts):
edit.setAmount(amount)
self.window.update_status()
unit_combo.currentIndexChanged.connect(lambda x: on_unit(x, nz))
gui_widgets.append((unit_label, unit_combo))
system_cameras = qrscanner._find_system_cameras()
qr_combo = QComboBox()
qr_combo.addItem("Default", "default")
for camera, device in system_cameras.items():
qr_combo.addItem(camera, device)
#combo.addItem("Manually specify a device", config.get("video_device"))
index = qr_combo.findData(self.config.get("video_device"))
qr_combo.setCurrentIndex(index)
msg = _("Install the zbar package to enable this.")
qr_label = HelpLabel(_('Video Device') + ':', msg)
qr_combo.setEnabled(qrscanner.libzbar is not None)
on_video_device = lambda x: self.config.set_key(
"video_device", qr_combo.itemData(x), True)
qr_combo.currentIndexChanged.connect(on_video_device)
gui_widgets.append((qr_label, qr_combo))
colortheme_combo = QComboBox()
colortheme_combo.addItem(_('Light'), 'default')
colortheme_combo.addItem(_('Dark'), 'dark')
index = colortheme_combo.findData(
self.config.get('qt_gui_color_theme', 'default'))
colortheme_combo.setCurrentIndex(index)
colortheme_label = QLabel(_('Color theme') + ':')
def on_colortheme(x):
self.config.set_key('qt_gui_color_theme',
colortheme_combo.itemData(x), True)
self.need_restart = True
colortheme_combo.currentIndexChanged.connect(on_colortheme)
gui_widgets.append((colortheme_label, colortheme_combo))
updatecheck_cb = QCheckBox(
_("Automatically check for software updates"))
updatecheck_cb.setChecked(bool(self.config.get('check_updates',
False)))
def on_set_updatecheck(v):
self.config.set_key('check_updates', v == Qt.Checked, save=True)
updatecheck_cb.stateChanged.connect(on_set_updatecheck)
gui_widgets.append((updatecheck_cb, None))
filelogging_cb = QCheckBox(_("Write logs to file"))
filelogging_cb.setChecked(bool(self.config.get('log_to_file', False)))
def on_set_filelogging(v):
self.config.set_key('log_to_file', v == Qt.Checked, save=True)
self.need_restart = True
filelogging_cb.stateChanged.connect(on_set_filelogging)
filelogging_cb.setToolTip(
_('Debug logs can be persisted to disk. These are useful for troubleshooting.'
))
gui_widgets.append((filelogging_cb, None))
preview_cb = QCheckBox(_('Advanced preview'))
preview_cb.setChecked(bool(self.config.get('advanced_preview', False)))
preview_cb.setToolTip(
_("Open advanced transaction preview dialog when 'Pay' is clicked."
))
def on_preview(x):
self.config.set_key('advanced_preview', x == Qt.Checked)
preview_cb.stateChanged.connect(on_preview)
tx_widgets.append((preview_cb, None))
usechange_cb = QCheckBox(_('Use change addresses'))
usechange_cb.setChecked(self.window.wallet.use_change)
if not self.config.is_modifiable('use_change'):
usechange_cb.setEnabled(False)
def on_usechange(x):
usechange_result = x == Qt.Checked
if self.window.wallet.use_change != usechange_result:
self.window.wallet.use_change = usechange_result
self.window.wallet.db.put('use_change',
self.window.wallet.use_change)
multiple_cb.setEnabled(self.window.wallet.use_change)
usechange_cb.stateChanged.connect(on_usechange)
usechange_cb.setToolTip(
_('Using change addresses makes it more difficult for other people to track your transactions.'
))
tx_widgets.append((usechange_cb, None))
def on_multiple(x):
multiple = x == Qt.Checked
if self.wallet.multiple_change != multiple:
self.wallet.multiple_change = multiple
self.wallet.db.put('multiple_change', multiple)
multiple_change = self.wallet.multiple_change
multiple_cb = QCheckBox(_('Use multiple change addresses'))
multiple_cb.setEnabled(self.wallet.use_change)
multiple_cb.setToolTip('\n'.join([
_('In some cases, use up to 3 change addresses in order to break '
'up large coin amounts and obfuscate the recipient address.'),
_('This may result in higher transactions fees.')
]))
multiple_cb.setChecked(multiple_change)
multiple_cb.stateChanged.connect(on_multiple)
tx_widgets.append((multiple_cb, None))
def fmt_docs(key, klass):
lines = [ln.lstrip(" ") for ln in klass.__doc__.split("\n")]
return '\n'.join([key, "", " ".join(lines)])
choosers = sorted(coinchooser.COIN_CHOOSERS.keys())
if len(choosers) > 1:
chooser_name = coinchooser.get_name(self.config)
msg = _(
'Choose coin (UTXO) selection method. The following are available:\n\n'
)
msg += '\n\n'.join(
fmt_docs(*item) for item in coinchooser.COIN_CHOOSERS.items())
chooser_label = HelpLabel(_('Coin selection') + ':', msg)
chooser_combo = QComboBox()
chooser_combo.addItems(choosers)
i = choosers.index(chooser_name) if chooser_name in choosers else 0
chooser_combo.setCurrentIndex(i)
def on_chooser(x):
chooser_name = choosers[chooser_combo.currentIndex()]
self.config.set_key('coin_chooser', chooser_name)
chooser_combo.currentIndexChanged.connect(on_chooser)
tx_widgets.append((chooser_label, chooser_combo))
def on_unconf(x):
self.config.set_key('confirmed_only', bool(x))
conf_only = bool(self.config.get('confirmed_only', False))
unconf_cb = QCheckBox(_('Spend only confirmed coins'))
unconf_cb.setToolTip(_('Spend only confirmed inputs.'))
unconf_cb.setChecked(conf_only)
unconf_cb.stateChanged.connect(on_unconf)
tx_widgets.append((unconf_cb, None))
def on_outrounding(x):
self.config.set_key('coin_chooser_output_rounding', bool(x))
enable_outrounding = bool(
self.config.get('coin_chooser_output_rounding', True))
outrounding_cb = QCheckBox(_('Enable output value rounding'))
outrounding_cb.setToolTip(
_('Set the value of the change output so that it has similar precision to the other outputs.'
) + '\n' + _('This might improve your privacy somewhat.') +
'\n' +
_('If enabled, at most 100 satoshis might be lost due to this, per transaction.'
))
outrounding_cb.setChecked(enable_outrounding)
outrounding_cb.stateChanged.connect(on_outrounding)
tx_widgets.append((outrounding_cb, None))
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)
msg = _(
'Choose which online block explorer to use for functions that open a web browser'
)
block_ex_label = HelpLabel(_('Online Block Explorer') + ':', msg)
block_ex_combo = QComboBox()
block_ex_custom_e = QLineEdit(
self.config.get('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.set_key('block_explorer_custom', None, False)
self.config.set_key('block_explorer', be_result, True)
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:
pass
self.config.set_key('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)
tx_widgets.append((block_ex_label, block_ex_hbox_w))
# Fiat Currency
hist_checkbox = QCheckBox()
hist_capgains_checkbox = QCheckBox()
fiat_address_checkbox = QCheckBox()
ccy_combo = QComboBox()
ex_combo = QComboBox()
def update_currencies():
if not self.window.fx: return
currencies = sorted(
self.fx.get_currencies(self.fx.get_history_config()))
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_history_cb():
if not self.fx: return
hist_checkbox.setChecked(self.fx.get_history_config())
hist_checkbox.setEnabled(self.fx.is_enabled())
def update_fiat_address_cb():
if not self.fx: return
fiat_address_checkbox.setChecked(self.fx.get_fiat_address_config())
def update_history_capgains_cb():
if not self.fx: return
hist_capgains_checkbox.setChecked(
self.fx.get_history_capital_gains_config())
hist_capgains_checkbox.setEnabled(hist_checkbox.isChecked())
def update_exchanges():
if not self.fx: return
b = self.fx.is_enabled()
ex_combo.setEnabled(b)
if b:
h = self.fx.get_history_config()
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_history_cb()
update_exchanges()
self.window.update_fiat()
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)
def on_history(checked):
if not self.fx: return
self.fx.set_history_config(checked)
update_exchanges()
self.window.history_model.refresh('on_history')
if self.fx.is_enabled() and checked:
self.fx.trigger_update()
update_history_capgains_cb()
def on_history_capgains(checked):
if not self.fx: return
self.fx.set_history_capital_gains_config(checked)
self.window.history_model.refresh('on_history_capgains')
def on_fiat_address(checked):
if not self.fx: return
self.fx.set_fiat_address_config(checked)
self.window.address_list.refresh_headers()
self.window.address_list.update()
update_currencies()
update_history_cb()
update_history_capgains_cb()
update_fiat_address_cb()
update_exchanges()
ccy_combo.currentIndexChanged.connect(on_currency)
hist_checkbox.stateChanged.connect(on_history)
hist_capgains_checkbox.stateChanged.connect(on_history_capgains)
fiat_address_checkbox.stateChanged.connect(on_fiat_address)
ex_combo.currentIndexChanged.connect(on_exchange)
fiat_widgets = []
fiat_widgets.append((QLabel(_('Fiat currency')), ccy_combo))
fiat_widgets.append((QLabel(_('Source')), ex_combo))
fiat_widgets.append((QLabel(_('Show history rates')), hist_checkbox))
fiat_widgets.append((QLabel(_('Show capital gains in history')),
hist_capgains_checkbox))
fiat_widgets.append((QLabel(_('Show Fiat balance for addresses')),
fiat_address_checkbox))
tabs_info = [
(gui_widgets, _('General')),
(tx_widgets, _('Transactions')),
(lightning_widgets, _('Lightning')),
(fiat_widgets, _('Fiat')),
(oa_widgets, _('OpenAlias')),
]
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)
def coinselect_status(self):
return coinchooser.get_name(self.app.electrum_config)