LBRY-Vault/electrum/plugins/labels/qt.py

92 lines
3.3 KiB
Python

from functools import partial
import traceback
import sys
from typing import TYPE_CHECKING
from PyQt5.QtCore import QObject, pyqtSignal
from PyQt5.QtWidgets import (QHBoxLayout, QLabel, QVBoxLayout)
from electrum.plugin import hook
from electrum.i18n import _
from electrum.gui.qt.util import ThreadedButton, Buttons, EnterButton, WindowModalDialog, OkButton
from .labels import LabelsPlugin
if TYPE_CHECKING:
from electrum.gui.qt import ElectrumGui
from electrum.gui.qt.main_window import ElectrumWindow
from electrum.wallet import Abstract_Wallet
class QLabelsSignalObject(QObject):
labels_changed_signal = pyqtSignal(object)
class Plugin(LabelsPlugin):
def __init__(self, *args):
LabelsPlugin.__init__(self, *args)
self.obj = QLabelsSignalObject()
self._init_qt_received = False
def requires_settings(self):
return True
def settings_widget(self, window):
return EnterButton(_('Settings'),
partial(self.settings_dialog, window))
def settings_dialog(self, window):
wallet = window.parent().wallet
d = WindowModalDialog(window, _("Label Settings"))
hbox = QHBoxLayout()
hbox.addWidget(QLabel("Label sync options:"))
upload = ThreadedButton("Force upload",
partial(self.push, wallet),
partial(self.done_processing_success, d),
partial(self.done_processing_error, d))
download = ThreadedButton("Force download",
partial(self.pull, wallet, True),
partial(self.done_processing_success, d),
partial(self.done_processing_error, d))
vbox = QVBoxLayout()
vbox.addWidget(upload)
vbox.addWidget(download)
hbox.addLayout(vbox)
vbox = QVBoxLayout(d)
vbox.addLayout(hbox)
vbox.addSpacing(20)
vbox.addLayout(Buttons(OkButton(d)))
return bool(d.exec_())
def on_pulled(self, wallet):
self.obj.labels_changed_signal.emit(wallet)
def done_processing_success(self, dialog, result):
dialog.show_message(_("Your labels have been synchronised."))
def done_processing_error(self, dialog, exc_info):
self.logger.error("Error synchronising labels", exc_info=exc_info)
dialog.show_error(_("Error synchronising labels") + f':\n{repr(exc_info[1])}')
@hook
def init_qt(self, gui: 'ElectrumGui'):
if self._init_qt_received: # only need/want the first signal
return
self._init_qt_received = True
# If the user just enabled the plugin, the 'load_wallet' hook would not
# get called for already loaded wallets, hence we call it manually for those:
for window in gui.windows:
self.load_wallet(window.wallet, window)
@hook
def load_wallet(self, wallet: 'Abstract_Wallet', window: 'ElectrumWindow'):
self.obj.labels_changed_signal.connect(window.update_tabs)
self.start_wallet(wallet)
@hook
def on_close_window(self, window):
try:
self.obj.labels_changed_signal.disconnect(window.update_tabs)
except TypeError:
pass # 'method' object is not connected
self.stop_wallet(window.wallet)