719 lines
24 KiB
Python
719 lines
24 KiB
Python
# Copyright: Ankitects Pty Ltd and contributors
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# License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
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from __future__ import annotations
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import sys
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if sys.version_info[0] < 3 or sys.version_info[1] < 9:
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raise Exception("Anki requires Python 3.9+")
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# ensure unicode filenames are supported
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try:
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"テスト".encode(sys.getfilesystemencoding())
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except UnicodeEncodeError as exc:
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print("Anki requires a UTF-8 locale.")
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print("Please Google 'how to change locale on [your Linux distro]'")
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sys.exit(1)
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# if sync server enabled, bypass the rest of the startup
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if "--syncserver" in sys.argv:
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from anki.syncserver import run_sync_server
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from anki.utils import is_mac
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from .package import _fix_protobuf_path
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if is_mac and getattr(sys, "frozen", False):
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_fix_protobuf_path()
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# does not return
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run_sync_server()
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from .package import packaged_build_setup
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packaged_build_setup()
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import argparse
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import builtins
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import cProfile
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import getpass
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import locale
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import os
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import tempfile
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import traceback
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from typing import TYPE_CHECKING, Any, Callable, Optional, cast
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import anki.lang
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from anki._backend import RustBackend
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from anki.buildinfo import version as _version
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from anki.collection import Collection
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from anki.consts import HELP_SITE
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from anki.utils import checksum, is_lin, is_mac
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from aqt import gui_hooks
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from aqt.qt import *
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from aqt.utils import TR, tr
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if TYPE_CHECKING:
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import aqt.profiles
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# compat aliases
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anki.version = _version # type: ignore
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anki.Collection = Collection # type: ignore
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# we want to be able to print unicode debug info to console without
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# fear of a traceback on systems with the console set to ASCII
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try:
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sys.stdout.reconfigure(encoding="utf-8") # type: ignore
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sys.stderr.reconfigure(encoding="utf-8") # type: ignore
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except AttributeError:
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if is_win:
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# On Windows without console; add a mock writer. The stderr
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# writer will be overwritten when ErrorHandler is initialized.
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sys.stderr = sys.stdout = open(os.devnull, "w", encoding="utf8")
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appVersion = _version
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appWebsite = "https://apps.ankiweb.net/"
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appWebsiteDownloadSection = "https://apps.ankiweb.net/#download"
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appDonate = "https://apps.ankiweb.net/support/"
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appShared = "https://ankiweb.net/shared/"
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appUpdate = "https://ankiweb.net/update/desktop"
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appHelpSite = HELP_SITE
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from aqt.main import AnkiQt # isort:skip
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from aqt.profiles import ProfileManager, VideoDriver # isort:skip
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profiler: Optional[cProfile.Profile] = None
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mw: Optional[AnkiQt] = None # set on init
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import aqt.forms
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# Dialog manager
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##########################################################################
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# ensures only one copy of the window is open at once, and provides
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# a way for dialogs to clean up asynchronously when collection closes
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# to integrate a new window:
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# - add it to _dialogs
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# - define close behaviour, by either:
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# -- setting silentlyClose=True to have it close immediately
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# -- define a closeWithCallback() method
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# - have the window opened via aqt.dialogs.open(<name>, self)
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# - have a method reopen(*args), called if the user ask to open the window a second time. Arguments passed are the same than for original opening.
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# - make preferences modal? cmd+q does wrong thing
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from aqt import addcards, addons, browser, editcurrent, filtered_deck # isort:skip
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from aqt import stats, about, preferences, mediasync # isort:skip
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class DialogManager:
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_dialogs: dict[str, list] = {
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"AddCards": [addcards.AddCards, None],
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"AddonsDialog": [addons.AddonsDialog, None],
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"Browser": [browser.Browser, None],
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"EditCurrent": [editcurrent.EditCurrent, None],
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"FilteredDeckConfigDialog": [filtered_deck.FilteredDeckConfigDialog, None],
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"DeckStats": [stats.DeckStats, None],
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"NewDeckStats": [stats.NewDeckStats, None],
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"About": [about.show, None],
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"Preferences": [preferences.Preferences, None],
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"sync_log": [mediasync.MediaSyncDialog, None],
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}
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def open(self, name: str, *args: Any, **kwargs: Any) -> Any:
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(creator, instance) = self._dialogs[name]
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if instance:
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if instance.windowState() & Qt.WindowState.WindowMinimized:
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instance.setWindowState(
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instance.windowState() & ~Qt.WindowState.WindowMinimized
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)
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instance.activateWindow()
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instance.raise_()
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if hasattr(instance, "reopen"):
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instance.reopen(*args, **kwargs)
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else:
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instance = creator(*args, **kwargs)
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self._dialogs[name][1] = instance
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gui_hooks.dialog_manager_did_open_dialog(self, name, instance)
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return instance
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def markClosed(self, name: str) -> None:
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self._dialogs[name] = [self._dialogs[name][0], None]
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def allClosed(self) -> bool:
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return not any(x[1] for x in self._dialogs.values())
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def closeAll(self, onsuccess: Callable[[], None]) -> Optional[bool]:
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# can we close immediately?
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if self.allClosed():
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onsuccess()
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return None
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# ask all windows to close and await a reply
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for name, (creator, instance) in self._dialogs.items():
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if not instance:
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continue
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def callback() -> None:
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if self.allClosed():
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onsuccess()
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else:
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# still waiting for others to close
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pass
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if getattr(instance, "silentlyClose", False):
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instance.close()
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callback()
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else:
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instance.closeWithCallback(callback)
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return True
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def register_dialog(
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self, name: str, creator: Union[Callable, type], instance: Optional[Any] = None
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) -> None:
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"""Allows add-ons to register a custom dialog to be managed by Anki's dialog
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manager, which ensures that only one copy of the window is open at once,
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and that the dialog cleans up asynchronously when the collection closes
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Please note that dialogs added in this manner need to define a close behavior
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by either:
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- setting `dialog.silentlyClose = True` to have it close immediately
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- define a `dialog.closeWithCallback()` method that is called when closed
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by the dialog manager
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TODO?: Implement more restrictive type check to ensure these requirements
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are met
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Arguments:
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name {str} -- Name/identifier of the dialog in question
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creator {Union[Callable, type]} -- A class or function to create new
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dialog instances with
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Keyword Arguments:
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instance {Optional[Any]} -- An optional existing instance of the dialog
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(default: {None})
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"""
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self._dialogs[name] = [creator, instance]
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dialogs = DialogManager()
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# Language handling
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##########################################################################
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# Qt requires its translator to be installed before any GUI widgets are
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# loaded, and we need the Qt language to match the i18n language or
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# translated shortcuts will not work.
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# A reference to the Qt translator needs to be held to prevent it from
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# being immediately deallocated.
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_qtrans: Optional[QTranslator] = None
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def setupLangAndBackend(
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pm: ProfileManager,
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app: QApplication,
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force: Optional[str] = None,
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firstTime: bool = False,
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) -> RustBackend:
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global _qtrans
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try:
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locale.setlocale(locale.LC_ALL, "")
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except:
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pass
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# add _ and ngettext globals used by legacy code
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def fn__(arg) -> None: # type: ignore
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print("".join(traceback.format_stack()[-2]))
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print("_ global will break in the future; please see anki/lang.py")
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return arg
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def fn_ngettext(a, b, c) -> None: # type: ignore
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print("".join(traceback.format_stack()[-2]))
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print("ngettext global will break in the future; please see anki/lang.py")
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return b
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builtins.__dict__["_"] = fn__
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builtins.__dict__["ngettext"] = fn_ngettext
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# get lang and normalize into ja/zh-CN form
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if firstTime:
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lang = pm.meta["defaultLang"]
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else:
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lang = force or pm.meta["defaultLang"]
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lang = anki.lang.lang_to_disk_lang(lang)
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# set active language
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anki.lang.set_lang(lang)
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# switch direction for RTL languages
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if anki.lang.is_rtl(lang):
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app.setLayoutDirection(Qt.LayoutDirection.RightToLeft)
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else:
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app.setLayoutDirection(Qt.LayoutDirection.LeftToRight)
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# load qt translations
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_qtrans = QTranslator()
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if is_mac and getattr(sys, "frozen", False):
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qt_dir = os.path.join(sys.prefix, "../Resources/qt_translations")
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else:
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if qtmajor == 5:
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qt_dir = QLibraryInfo.location(QLibraryInfo.TranslationsPath) # type: ignore
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else:
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qt_dir = QLibraryInfo.path(QLibraryInfo.LibraryPath.TranslationsPath)
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qt_lang = lang.replace("-", "_")
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if _qtrans.load(f"qtbase_{qt_lang}", qt_dir):
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app.installTranslator(_qtrans)
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return anki.lang.current_i18n
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# App initialisation
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##########################################################################
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class AnkiApp(QApplication):
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# Single instance support on Win32/Linux
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##################################################
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appMsg = pyqtSignal(str)
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KEY = f"anki{checksum(getpass.getuser())}"
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TMOUT = 30000
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def __init__(self, argv: list[str]) -> None:
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QApplication.__init__(self, argv)
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self.installEventFilter(self)
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self._argv = argv
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def secondInstance(self) -> bool:
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# we accept only one command line argument. if it's missing, send
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# a blank screen to just raise the existing window
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opts, args = parseArgs(self._argv)
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buf = "raise"
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if args and args[0]:
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buf = os.path.abspath(args[0])
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if self.sendMsg(buf):
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print("Already running; reusing existing instance.")
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return True
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else:
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# send failed, so we're the first instance or the
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# previous instance died
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QLocalServer.removeServer(self.KEY)
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self._srv = QLocalServer(self)
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qconnect(self._srv.newConnection, self.onRecv)
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self._srv.listen(self.KEY)
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return False
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def sendMsg(self, txt: str) -> bool:
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sock = QLocalSocket(self)
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sock.connectToServer(self.KEY, QIODevice.OpenModeFlag.WriteOnly)
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if not sock.waitForConnected(self.TMOUT):
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# first instance or previous instance dead
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return False
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sock.write(txt.encode("utf8"))
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if not sock.waitForBytesWritten(self.TMOUT):
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# existing instance running but hung
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QMessageBox.warning(
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None,
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tr.qt_misc_anki_is_running(),
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tr.qt_misc_if_instance_is_not_responding(),
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)
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sys.exit(1)
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sock.disconnectFromServer()
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return True
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def onRecv(self) -> None:
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sock = self._srv.nextPendingConnection()
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if not sock.waitForReadyRead(self.TMOUT):
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sys.stderr.write(sock.errorString())
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return
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path = bytes(cast(bytes, sock.readAll())).decode("utf8")
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self.appMsg.emit(path) # type: ignore
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sock.disconnectFromServer()
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# OS X file/url handler
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##################################################
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def event(self, evt: QEvent) -> bool:
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if evt.type() == QEvent.Type.FileOpen:
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self.appMsg.emit(evt.file() or "raise") # type: ignore
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return True
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return QApplication.event(self, evt)
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# Global cursor: pointer for Qt buttons
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##################################################
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def eventFilter(self, src: Any, evt: QEvent) -> bool:
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pointer_classes = (
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QPushButton,
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QCheckBox,
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QRadioButton,
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QMenu,
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QSlider,
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# classes with PyQt5 compatibility proxy
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without_qt5_compat_wrapper(QToolButton),
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without_qt5_compat_wrapper(QTabBar),
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)
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if evt.type() in [QEvent.Type.Enter, QEvent.Type.HoverEnter]:
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if (isinstance(src, pointer_classes) and src.isEnabled()) or (
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isinstance(src, without_qt5_compat_wrapper(QComboBox))
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and not src.isEditable()
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):
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self.setOverrideCursor(QCursor(Qt.CursorShape.PointingHandCursor))
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else:
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self.restoreOverrideCursor()
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return False
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elif evt.type() in [QEvent.Type.HoverLeave, QEvent.Type.Leave] or isinstance(
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evt, QCloseEvent
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):
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self.restoreOverrideCursor()
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return False
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return False
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def parseArgs(argv: list[str]) -> tuple[argparse.Namespace, list[str]]:
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"Returns (opts, args)."
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# py2app fails to strip this in some instances, then anki dies
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# as there's no such profile
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if is_mac and len(argv) > 1 and argv[1].startswith("-psn"):
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argv = [argv[0]]
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parser = argparse.ArgumentParser(description=f"Anki {appVersion}")
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parser.usage = "%(prog)s [OPTIONS] [file to import/add-on to install]"
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parser.add_argument("-b", "--base", help="path to base folder", default="")
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parser.add_argument("-p", "--profile", help="profile name to load", default="")
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parser.add_argument("-l", "--lang", help="interface language (en, de, etc)")
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parser.add_argument(
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"-v", "--version", help="print the Anki version and exit", action="store_true"
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)
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parser.add_argument(
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"--safemode", help="disable add-ons and automatic syncing", action="store_true"
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)
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parser.add_argument(
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"--syncserver",
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help="skip GUI and start a local sync server",
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action="store_true",
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)
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return parser.parse_known_args(argv[1:])
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def setupGL(pm: aqt.profiles.ProfileManager) -> None:
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driver = pm.video_driver()
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# RHI errors are emitted multiple times so make sure we only handle them once
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driver_failed = False
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# work around pyqt loading wrong GL library
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if is_lin:
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import ctypes
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ctypes.CDLL("libGL.so.1", ctypes.RTLD_GLOBAL)
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# catch opengl errors
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def msgHandler(category: Any, ctx: Any, msg: Any) -> None:
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if category == QtMsgType.QtDebugMsg:
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category = "debug"
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elif category == QtMsgType.QtInfoMsg:
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category = "info"
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elif category == QtMsgType.QtWarningMsg:
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category = "warning"
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elif category == QtMsgType.QtCriticalMsg:
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category = "critical"
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elif category == QtMsgType.QtDebugMsg:
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category = "debug"
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elif category == QtMsgType.QtFatalMsg:
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category = "fatal"
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else:
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category = "unknown"
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context = ""
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if ctx.file:
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context += f"{ctx.file}:"
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if ctx.line:
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context += f"{ctx.line},"
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if ctx.function:
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context += f"{ctx.function}"
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if context:
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context = f"'{context}'"
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nonlocal driver_failed
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if not driver_failed and (
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"Failed to create OpenGL context" in msg
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# Based on the message Qt6 shows to the user; have not tested whether
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# we can actually capture this or not.
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or "Failed to initialize graphics backend" in msg
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# RHI backend
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or "Failed to create QRhi" in msg
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or "Failed to get a QRhi" in msg
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):
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QMessageBox.critical(
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None,
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tr.qt_misc_error(),
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tr.qt_misc_error_loading_graphics_driver(
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mode=driver.value,
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context=context,
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),
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)
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pm.set_video_driver(driver.next())
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driver_failed = True
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return
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else:
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print(f"Qt {category}: {msg} {context}")
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|
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qInstallMessageHandler(msgHandler)
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|
|
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if driver == VideoDriver.OpenGL:
|
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# Leaving QT_OPENGL unset appears to sometimes produce different results
|
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# to explicitly setting it to 'auto'; the former seems to be more compatible.
|
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if qtmajor > 5:
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QQuickWindow.setGraphicsApi(QSGRendererInterface.GraphicsApi.OpenGL)
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|
elif driver in (VideoDriver.Software, VideoDriver.ANGLE):
|
|
if is_win:
|
|
# on Windows, this appears to be sufficient on Qt5/Qt6.
|
|
# On Qt6, ANGLE is excluded by the enum.
|
|
os.environ["QT_OPENGL"] = driver.value
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|
elif is_mac:
|
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QCoreApplication.setAttribute(Qt.ApplicationAttribute.AA_UseSoftwareOpenGL)
|
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elif is_lin:
|
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# Qt5 only
|
|
os.environ["QT_XCB_FORCE_SOFTWARE_OPENGL"] = "1"
|
|
# Required on Qt6
|
|
if "QTWEBENGINE_CHROMIUM_FLAGS" not in os.environ:
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os.environ["QTWEBENGINE_CHROMIUM_FLAGS"] = "--disable-gpu"
|
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if qtmajor > 5:
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QQuickWindow.setGraphicsApi(QSGRendererInterface.GraphicsApi.Software)
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elif driver == VideoDriver.Metal:
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QQuickWindow.setGraphicsApi(QSGRendererInterface.GraphicsApi.Metal)
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|
elif driver == VideoDriver.Vulkan:
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QQuickWindow.setGraphicsApi(QSGRendererInterface.GraphicsApi.Vulkan)
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|
elif driver == VideoDriver.Direct3D:
|
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QQuickWindow.setGraphicsApi(QSGRendererInterface.GraphicsApi.Direct3D11)
|
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|
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PROFILE_CODE = os.environ.get("ANKI_PROFILE_CODE")
|
|
|
|
|
|
def write_profile_results() -> None:
|
|
profiler.disable()
|
|
profile = "out/anki.prof"
|
|
profiler.dump_stats(profile)
|
|
|
|
|
|
def run() -> None:
|
|
print("Preparing to run...")
|
|
try:
|
|
_run()
|
|
except Exception as e:
|
|
traceback.print_exc()
|
|
QMessageBox.critical(
|
|
None,
|
|
"Startup Error",
|
|
f"Please notify support of this error:\n\n{traceback.format_exc()}",
|
|
)
|
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|
|
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def _run(argv: Optional[list[str]] = None, exec: bool = True) -> Optional[AnkiApp]:
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"""Start AnkiQt application or reuse an existing instance if one exists.
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If the function is invoked with exec=False, the AnkiQt will not enter
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the main event loop - instead the application object will be returned.
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The 'exec' and 'argv' arguments will be useful for testing purposes.
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If no 'argv' is supplied then 'sys.argv' will be used.
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"""
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global mw
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global profiler
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if argv is None:
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argv = sys.argv
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# parse args
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opts, args = parseArgs(argv)
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if opts.version:
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print(f"Anki {appVersion}")
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return None
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if PROFILE_CODE:
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profiler = cProfile.Profile()
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profiler.enable()
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packaged = getattr(sys, "frozen", False)
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x11_available = os.getenv("DISPLAY")
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wayland_configured = qtmajor > 5 and (
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os.getenv("QT_QPA_PLATFORM") == "wayland" or os.getenv("WAYLAND_DISPLAY")
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)
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wayland_forced = os.getenv("ANKI_WAYLAND")
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if packaged and wayland_configured:
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if wayland_forced or not x11_available:
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# Work around broken fractional scaling in Wayland
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# https://bugreports.qt.io/browse/QTBUG-113574
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os.environ["QT_SCALE_FACTOR_ROUNDING_POLICY"] = "RoundPreferFloor"
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if not x11_available:
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print(
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"Trying to use X11, but it is not available. Falling back to Wayland, which has some bugs:"
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)
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print("https://github.com/ankitects/anki/issues/1767")
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else:
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# users need to opt in to wayland support, given the issues it has
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print("Wayland support is disabled by default due to bugs:")
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print("https://github.com/ankitects/anki/issues/1767")
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print("You can force it on with an env var: ANKI_WAYLAND=1")
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os.environ["QT_QPA_PLATFORM"] = "xcb"
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# profile manager
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i18n_setup = False
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pm = None
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try:
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base_folder = ProfileManager.get_created_base_folder(opts.base)
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Collection.initialize_backend_logging(str(base_folder / "anki.log"))
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# default to specified/system language before getting user's preference so that we can localize some more strings
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lang = anki.lang.get_def_lang(opts.lang)
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anki.lang.set_lang(lang[1])
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i18n_setup = True
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pm = ProfileManager(base_folder)
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pmLoadResult = pm.setupMeta()
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except:
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|
# will handle below
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|
traceback.print_exc()
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pm = None
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if pm:
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# gl workarounds
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setupGL(pm)
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# apply user-provided scale factor
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os.environ["QT_SCALE_FACTOR"] = str(pm.uiScale())
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# opt in to full hidpi support?
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if not os.environ.get("ANKI_NOHIGHDPI") and qtmajor == 5:
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QCoreApplication.setAttribute(Qt.ApplicationAttribute.AA_EnableHighDpiScaling) # type: ignore
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QCoreApplication.setAttribute(Qt.ApplicationAttribute.AA_UseHighDpiPixmaps) # type: ignore
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os.environ["QT_ENABLE_HIGHDPI_SCALING"] = "1"
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os.environ["QT_SCALE_FACTOR_ROUNDING_POLICY"] = "PassThrough"
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# Opt into software rendering. Useful for buggy systems.
|
|
if os.environ.get("ANKI_SOFTWAREOPENGL"):
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|
QCoreApplication.setAttribute(Qt.ApplicationAttribute.AA_UseSoftwareOpenGL)
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|
|
# fix an issue on Windows, where Ctrl+Alt shortcuts are triggered by AltGr,
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|
# preventing users from typing things like "@" through AltGr+Q on a German
|
|
# keyboard.
|
|
if is_win and "QT_QPA_PLATFORM" not in os.environ:
|
|
os.environ["QT_QPA_PLATFORM"] = "windows:altgr"
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|
|
|
# create the app
|
|
QCoreApplication.setApplicationName("Anki")
|
|
QGuiApplication.setDesktopFileName("anki.desktop")
|
|
app = AnkiApp(argv)
|
|
if app.secondInstance():
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|
# we've signaled the primary instance, so we should close
|
|
return None
|
|
|
|
if not pm:
|
|
if i18n_setup:
|
|
QMessageBox.critical(
|
|
None,
|
|
tr.qt_misc_error(),
|
|
tr.profiles_could_not_create_data_folder(),
|
|
)
|
|
else:
|
|
QMessageBox.critical(None, "Startup Failed", "Unable to create data folder")
|
|
return None
|
|
|
|
# disable icons on mac; this must be done before window created
|
|
if is_mac:
|
|
app.setAttribute(Qt.ApplicationAttribute.AA_DontShowIconsInMenus)
|
|
|
|
# disable help button in title bar on qt versions that support it
|
|
if is_win and qtmajor == 5 and qtminor >= 10:
|
|
QApplication.setAttribute(Qt.AA_DisableWindowContextHelpButton) # type: ignore
|
|
|
|
# proxy configured?
|
|
from urllib.request import getproxies, proxy_bypass
|
|
|
|
disable_proxies = False
|
|
try:
|
|
if "http" in getproxies():
|
|
# if it's not set up to bypass localhost, we'll
|
|
# need to disable proxies in the webviews
|
|
if not proxy_bypass("127.0.0.1"):
|
|
disable_proxies = True
|
|
except UnicodeDecodeError:
|
|
# proxy_bypass can't handle unicode in hostnames; assume we need
|
|
# to disable proxies
|
|
disable_proxies = True
|
|
|
|
if disable_proxies:
|
|
print("webview proxy use disabled")
|
|
proxy = QNetworkProxy()
|
|
proxy.setType(QNetworkProxy.ProxyType.NoProxy)
|
|
QNetworkProxy.setApplicationProxy(proxy)
|
|
|
|
# we must have a usable temp dir
|
|
try:
|
|
tempfile.gettempdir()
|
|
except:
|
|
QMessageBox.critical(
|
|
None,
|
|
tr.qt_misc_error(),
|
|
tr.qt_misc_no_temp_folder(),
|
|
)
|
|
return None
|
|
|
|
# make image resources available
|
|
from aqt.utils import aqt_data_folder
|
|
|
|
QDir.addSearchPath("icons", os.path.join(aqt_data_folder(), "qt", "icons"))
|
|
|
|
if pmLoadResult.firstTime:
|
|
pm.setDefaultLang(lang[0])
|
|
|
|
if pmLoadResult.loadError:
|
|
QMessageBox.warning(
|
|
None,
|
|
tr.profiles_prefs_corrupt_title(),
|
|
tr.profiles_prefs_file_is_corrupt(),
|
|
)
|
|
|
|
if opts.profile:
|
|
pm.openProfile(opts.profile)
|
|
|
|
# i18n & backend
|
|
backend = setupLangAndBackend(pm, app, opts.lang, pmLoadResult.firstTime)
|
|
|
|
driver = pm.video_driver()
|
|
if is_lin and driver == VideoDriver.OpenGL:
|
|
from aqt.utils import gfxDriverIsBroken
|
|
|
|
if gfxDriverIsBroken():
|
|
pm.set_video_driver(driver.next())
|
|
QMessageBox.critical(
|
|
None,
|
|
tr.qt_misc_error(),
|
|
tr.qt_misc_incompatible_video_driver(),
|
|
)
|
|
sys.exit(1)
|
|
|
|
# load the main window
|
|
import aqt.main
|
|
|
|
mw = aqt.main.AnkiQt(app, pm, backend, opts, args)
|
|
if exec:
|
|
print("Starting main loop...")
|
|
app.exec()
|
|
else:
|
|
return app
|
|
|
|
if PROFILE_CODE:
|
|
write_profile_results()
|
|
|
|
return None
|