eb29b7c95c
force QEDaemon singleton, and refer to QEDaemon.instance where possible In cases where we would run into circular dependencies, pass the instance also refer to singleton QEConfig instead of passing instance in qeapp.py
111 lines
3.8 KiB
Python
111 lines
3.8 KiB
Python
import os
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import signal
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import sys
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import threading
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from typing import TYPE_CHECKING
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try:
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import PyQt6
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except Exception as e:
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from electrum import GuiImportError
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raise GuiImportError(
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"Error: Could not import PyQt6. On Linux systems, "
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"you may try 'sudo apt-get install python3-pyqt6'") from e
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try:
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import PyQt6.QtQml
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except Exception as e:
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from electrum import GuiImportError
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raise GuiImportError(
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"Error: Could not import PyQt6.QtQml. On Linux systems, "
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"you may try 'sudo apt-get install python3-pyqt6.qtquick'") from e
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from PyQt6.QtCore import (Qt, QCoreApplication, QLocale, QTimer, QT_VERSION_STR, PYQT_VERSION_STR)
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from PyQt6.QtGui import QGuiApplication
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from electrum.plugin import run_hook
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from electrum.util import profiler
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from electrum.logging import Logger
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from electrum.gui import BaseElectrumGui
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from electrum.gui.common_qt.i18n import ElectrumTranslator
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if TYPE_CHECKING:
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from electrum.daemon import Daemon
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from electrum.simple_config import SimpleConfig
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from electrum.plugin import Plugins
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from .qeapp import ElectrumQmlApplication, Exception_Hook
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class ElectrumGui(BaseElectrumGui, Logger):
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@profiler
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def __init__(self, config: 'SimpleConfig', daemon: 'Daemon', plugins: 'Plugins'):
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BaseElectrumGui.__init__(self, config=config, daemon=daemon, plugins=plugins)
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Logger.__init__(self)
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# uncomment to debug plugin and import tracing
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# os.environ['QML_IMPORT_TRACE'] = '1'
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# os.environ['QT_DEBUG_PLUGINS'] = '1'
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os.environ['QT_ANDROID_DISABLE_ACCESSIBILITY'] = '1'
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# set default locale to en_GB. This is for l10n (e.g. number formatting, number input etc),
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# but not for i18n, which is handled by the Translator
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# this can be removed once the backend wallet is fully l10n aware
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QLocale.setDefault(QLocale('en_GB'))
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self.logger.info(f"Qml GUI starting up... Qt={QT_VERSION_STR}, PyQt={PYQT_VERSION_STR}")
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self.logger.info("CWD=%s" % os.getcwd())
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# Uncomment this call to verify objects are being properly
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# GC-ed when windows are closed
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#network.add_jobs([DebugMem([Abstract_Wallet, SPV, Synchronizer,
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# ElectrumWindow], interval=5)])
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if hasattr(Qt, "AA_ShareOpenGLContexts"):
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QCoreApplication.setAttribute(Qt.AA_ShareOpenGLContexts)
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if hasattr(QGuiApplication, 'setDesktopFileName'):
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QGuiApplication.setDesktopFileName('electrum')
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if "QT_QUICK_CONTROLS_STYLE" not in os.environ:
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os.environ["QT_QUICK_CONTROLS_STYLE"] = "Material"
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self.gui_thread = threading.current_thread()
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self.app = ElectrumQmlApplication(sys.argv, config=config, daemon=daemon, plugins=plugins)
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self.translator = ElectrumTranslator()
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self.app.installTranslator(self.translator)
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# timer
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self.timer = QTimer(self.app)
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self.timer.setSingleShot(False)
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self.timer.setInterval(500) # msec
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self.timer.timeout.connect(lambda: None) # periodically enter python scope
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# hook for crash reporter
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Exception_Hook.maybe_setup(slot=self.app.appController.crash)
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# Initialize any QML plugins
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run_hook('init_qml', self.app)
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self.app.engine.load('electrum/gui/qml/components/main.qml')
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def close(self):
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self.app.quit()
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def main(self):
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if not self.app._valid:
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return
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self.timer.start()
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signal.signal(signal.SIGINT, lambda *args: self._handle_sigint())
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self.logger.info('Entering main loop')
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self.app.exec()
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def _handle_sigint(self):
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self.app.appController.wantClose = True
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self.stop()
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def stop(self):
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self.logger.info('closing GUI')
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self.app.quit()
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