def __init__(self, config, daemon, plugins):
super(__class__, self).__init__() # QtCore.QObject init
assert __class__.instance is None, "ElectrumGui is a singleton, yet an instance appears to already exist! FIXME!"
__class__.instance = self
self.config = config
self.daemon = daemon
self.plugins = plugins
self.windows = []
self._setup_do_in_main_thread_handler()
# Uncomment this call to verify objects are being properly
# GC-ed when windows are closed
#if daemon.network:
# from electroncash.util import DebugMem
# from electroncash.wallet import Abstract_Wallet
# from electroncash.verifier import SPV
# from electroncash.synchronizer import Synchronizer
# daemon.network.add_jobs([DebugMem([Abstract_Wallet, SPV, Synchronizer,
# ElectrumWindow], interval=5)])
self.app = QtWidgets.QApplication.instance()
self._load_fonts(
) # this needs to be done very early, before the font engine loads fonts.. out of paranoia
self._exit_if_required_pyqt_is_missing(
) # This may immediately exit the app if missing required PyQt5 modules, so it should also be done early.
self.new_version_available = None
self._set_icon()
self.app.installEventFilter(self)
self.timer = QtCore.QTimer(self)
self.timer.setSingleShot(False)
self.timer.setInterval(500) #msec
self.gc_timer = QtCore.QTimer(self)
self.gc_timer.setSingleShot(True)
self.gc_timer.timeout.connect(ElectrumGui.gc)
self.gc_timer.setInterval(500) #msec
self.nd = None
self._last_active_window = None # we remember the last activated ElectrumWindow as a Weak.ref
Address.set_address_format(self.get_config_addr_format())
# Dark Theme -- ideally set this before any widgets are created.
self.set_dark_theme_if_needed()
# /
# Wallet Password Cache
# wallet -> (password, QTimer) map for some plugins (like CashShuffle)
# that need wallet passwords to operate, and we don't want to prompt
# for pw twice right after the InstallWizard runs (see #106).
# Entries in this map are deleted after 10 seconds by the QTimer (which
# also deletes itself)
self._wallet_password_cache = Weak.KeyDictionary()
# /
self.update_checker = UpdateChecker()
self.update_checker_timer = QtCore.QTimer(self)
self.update_checker_timer.timeout.connect(self.on_auto_update_timeout)
self.update_checker_timer.setSingleShot(False)
self.update_checker.got_new_version.connect(self.on_new_version)
# init tray
self.dark_icon = self.config.get("dark_icon", False)
self.tray = QtWidgets.QSystemTrayIcon(self.tray_icon(), self)
self.tray.setToolTip(f'{PROJECT_NAME}')
self.tray.activated.connect(self.tray_activated)
self.build_tray_menu()
self.tray.show()
self.new_window_signal.connect(self.start_new_window)
if self.has_auto_update_check():
self._start_auto_update_timer(first_run=True)
self.app.focusChanged.connect(
self.on_focus_change) # track last window the user interacted with
self.shutdown_signal.connect(self.close, QtCore.Qt.QueuedConnection)
run_hook('init_qt', self)
# We did this once already in the set_dark_theme call, but we do this
# again here just in case some plugin modified the color scheme.
ColorScheme.update_from_widget(QtWidgets.QWidget())
self._check_and_warn_qt_version()
def set_address_format(self, fmt):
"""Specify which address format to use."""
self.config.set_key('address_format', fmt)
Address.set_address_format(fmt)
self.addr_fmt_changed.emit()
