# Copyright: Ankitects Pty Ltd and contributors
# License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
from __future__ import annotations
import enum
import gc
import os
import re
import signal
import time
import weakref
import zipfile
from argparse import Namespace
from concurrent.futures import Future
from threading import Thread
from typing import Any, Literal, Sequence, TextIO, TypeVar, cast
import anki
import aqt
import aqt.mediasrv
import aqt.mpv
import aqt.progress
import aqt.sound
import aqt.stats
import aqt.toolbar
import aqt.webview
from anki import hooks
from anki._backend import RustBackend as _RustBackend
from anki.collection import Collection, Config, OpChanges, UndoStatus
from anki.decks import DeckDict, DeckId
from anki.hooks import runHook
from anki.notes import NoteId
from anki.sound import AVTag, SoundOrVideoTag
from anki.utils import devMode, ids2str, int_time, isMac, isWin, split_fields
from aqt import gui_hooks
from aqt.addons import DownloadLogEntry, check_and_prompt_for_updates, show_log_to_user
from aqt.dbcheck import check_db
from aqt.emptycards import show_empty_cards
from aqt.flags import FlagManager
from aqt.legacy import install_pylib_legacy
from aqt.mediacheck import check_media_db
from aqt.mediasync import MediaSyncer
from aqt.operations.collection import redo, undo
from aqt.operations.deck import set_current_deck
from aqt.profiles import ProfileManager as ProfileManagerType
from aqt.qt import *
from aqt.qt import sip
from aqt.sync import sync_collection, sync_login
from aqt.taskman import TaskManager
from aqt.theme import theme_manager
from aqt.undo import UndoActionsInfo
from aqt.utils import (
HelpPage,
KeyboardModifiersPressed,
askUser,
checkInvalidFilename,
current_window,
disable_help_button,
getFile,
getOnlyText,
openHelp,
openLink,
restoreGeom,
restoreSplitter,
restoreState,
saveGeom,
saveSplitter,
showInfo,
showWarning,
tooltip,
tr,
)
install_pylib_legacy()
MainWindowState = Literal[
"startup", "deckBrowser", "overview", "review", "resetRequired", "profileManager"
]
T = TypeVar("T")
class AnkiQt(QMainWindow):
col: Collection
pm: ProfileManagerType
web: aqt.webview.AnkiWebView
bottomWeb: aqt.webview.AnkiWebView
def __init__(
self,
app: aqt.AnkiApp,
profileManager: ProfileManagerType,
backend: _RustBackend,
opts: Namespace,
args: list[Any],
) -> None:
QMainWindow.__init__(self)
self.backend = backend
self.state: MainWindowState = "startup"
self.opts = opts
self.col: Collection | None = None
self.taskman = TaskManager(self)
self.media_syncer = MediaSyncer(self)
aqt.mw = self
self.app = app
self.pm = profileManager
# init rest of app
self.safeMode = (
bool(self.app.queryKeyboardModifiers() & Qt.KeyboardModifier.ShiftModifier)
or self.opts.safemode
)
try:
self.setupUI()
self.setupAddons(args)
self.finish_ui_setup()
except:
showInfo(tr.qt_misc_error_during_startup(val=traceback.format_exc()))
sys.exit(1)
# must call this after ui set up
if self.safeMode:
tooltip(tr.qt_misc_shift_key_was_held_down_skipping())
# were we given a file to import?
if args and args[0] and not self._isAddon(args[0]):
self.onAppMsg(args[0])
# Load profile in a timer so we can let the window finish init and not
# close on profile load error.
if isWin:
fn = self.setupProfileAfterWebviewsLoaded
else:
fn = self.setupProfile
def on_window_init() -> None:
fn()
gui_hooks.main_window_did_init()
self.progress.timer(10, on_window_init, False, requiresCollection=False)
def setupUI(self) -> None:
self.col = None
self.disable_automatic_garbage_collection()
self.setupAppMsg()
self.setupKeys()
self.setupThreads()
self.setupMediaServer()
self.setupSound()
self.setupSpellCheck()
self.setupStyle()
self.setupMainWindow()
self.setupSystemSpecific()
self.setupMenus()
self.setupProgress()
self.setupErrorHandler()
self.setupSignals()
self.setupAutoUpdate()
self.setupHooks()
self.setup_timers()
self.updateTitleBar()
self.setup_focus()
self.setup_shortcuts()
# screens
self.setupDeckBrowser()
self.setupOverview()
self.setupReviewer()
def finish_ui_setup(self) -> None:
"Actions that are deferred until after add-on loading."
self.toolbar.draw()
def setupProfileAfterWebviewsLoaded(self) -> None:
for w in (self.web, self.bottomWeb):
if not w._domDone:
self.progress.timer(
10,
self.setupProfileAfterWebviewsLoaded,
False,
requiresCollection=False,
)
return
else:
w.requiresCol = True
self.setupProfile()
def weakref(self) -> AnkiQt:
"Shortcut to create a weak reference that doesn't break code completion."
return weakref.proxy(self) # type: ignore
def setup_focus(self) -> None:
qconnect(self.app.focusChanged, self.on_focus_changed)
def on_focus_changed(self, old: QWidget, new: QWidget) -> None:
gui_hooks.focus_did_change(new, old)
def setup_shortcuts(self) -> None:
QShortcut(
QKeySequence("Ctrl+Meta+F" if isMac else "F11"),
self,
self.on_toggle_fullscreen,
).setContext(Qt.ShortcutContext.ApplicationShortcut)
def on_toggle_fullscreen(self) -> None:
window = self.app.activeWindow()
window.setWindowState(window.windowState() ^ Qt.WindowState.WindowFullScreen)
# Profiles
##########################################################################
class ProfileManager(QMainWindow):
onClose = pyqtSignal()
closeFires = True
def closeEvent(self, evt: QCloseEvent) -> None:
if self.closeFires:
self.onClose.emit() # type: ignore
evt.accept()
def closeWithoutQuitting(self) -> None:
self.closeFires = False
self.close()
self.closeFires = True
def setupProfile(self) -> None:
if self.pm.meta["firstRun"]:
# load the new deck user profile
self.pm.load(self.pm.profiles()[0])
self.pm.meta["firstRun"] = False
self.pm.save()
self.pendingImport: str | None = None
self.restoringBackup = False
# profile not provided on command line?
if not self.pm.name:
# if there's a single profile, load it automatically
profs = self.pm.profiles()
if len(profs) == 1:
self.pm.load(profs[0])
if not self.pm.name:
self.showProfileManager()
else:
self.loadProfile()
def showProfileManager(self) -> None:
self.pm.profile = None
self.state = "profileManager"
d = self.profileDiag = self.ProfileManager()
f = self.profileForm = aqt.forms.profiles.Ui_MainWindow()
f.setupUi(d)
qconnect(f.login.clicked, self.onOpenProfile)
qconnect(f.profiles.itemDoubleClicked, self.onOpenProfile)
qconnect(f.openBackup.clicked, self.onOpenBackup)
qconnect(f.quit.clicked, d.close)
qconnect(d.onClose, self.cleanupAndExit)
qconnect(f.add.clicked, self.onAddProfile)
qconnect(f.rename.clicked, self.onRenameProfile)
qconnect(f.delete_2.clicked, self.onRemProfile)
qconnect(f.profiles.currentRowChanged, self.onProfileRowChange)
f.statusbar.setVisible(False)
qconnect(f.downgrade_button.clicked, self._on_downgrade)
f.downgrade_button.setText(tr.profiles_downgrade_and_quit())
# enter key opens profile
QShortcut(QKeySequence("Return"), d, activated=self.onOpenProfile) # type: ignore
self.refreshProfilesList()
# raise first, for osx testing
d.show()
d.activateWindow()
d.raise_()
def refreshProfilesList(self) -> None:
f = self.profileForm
f.profiles.clear()
profs = self.pm.profiles()
f.profiles.addItems(profs)
try:
idx = profs.index(self.pm.name)
except:
idx = 0
f.profiles.setCurrentRow(idx)
def onProfileRowChange(self, n: int) -> None:
if n < 0:
# called on .clear()
return
name = self.pm.profiles()[n]
self.pm.load(name)
def openProfile(self) -> None:
name = self.pm.profiles()[self.profileForm.profiles.currentRow()]
self.pm.load(name)
return
def onOpenProfile(self) -> None:
self.profileDiag.hide()
# code flow is confusing here - if load fails, profile dialog
# will be shown again
self.loadProfile(self.profileDiag.closeWithoutQuitting)
def profileNameOk(self, name: str) -> bool:
return not checkInvalidFilename(name) and name != "addons21"
def onAddProfile(self) -> None:
name = getOnlyText(tr.actions_name()).strip()
if name:
if name in self.pm.profiles():
showWarning(tr.qt_misc_name_exists())
return
if not self.profileNameOk(name):
return
self.pm.create(name)
self.pm.name = name
self.refreshProfilesList()
def onRenameProfile(self) -> None:
name = getOnlyText(tr.actions_new_name(), default=self.pm.name).strip()
if not name:
return
if name == self.pm.name:
return
if name in self.pm.profiles():
showWarning(tr.qt_misc_name_exists())
return
if not self.profileNameOk(name):
return
self.pm.rename(name)
self.refreshProfilesList()
def onRemProfile(self) -> None:
profs = self.pm.profiles()
if len(profs) < 2:
showWarning(tr.qt_misc_there_must_be_at_least_one())
return
# sure?
if not askUser(
tr.qt_misc_all_cards_notes_and_media_for(),
msgfunc=QMessageBox.warning,
defaultno=True,
):
return
self.pm.remove(self.pm.name)
self.refreshProfilesList()
def onOpenBackup(self) -> None:
if not askUser(
tr.qt_misc_replace_your_collection_with_an_earlier(),
msgfunc=QMessageBox.warning,
defaultno=True,
):
return
def doOpen(path: str) -> None:
self._openBackup(path)
getFile(
self.profileDiag,
tr.qt_misc_revert_to_backup(),
cb=doOpen, # type: ignore
filter="*.colpkg",
dir=self.pm.backupFolder(),
)
def _openBackup(self, path: str) -> None:
try:
# move the existing collection to the trash, as it may not open
self.pm.trashCollection()
except:
showWarning(tr.qt_misc_unable_to_move_existing_file_to())
return
self.pendingImport = path
self.restoringBackup = True
showInfo(tr.qt_misc_automatic_syncing_and_backups_have_been())
self.onOpenProfile()
def _on_downgrade(self) -> None:
self.progress.start()
profiles = self.pm.profiles()
def downgrade() -> list[str]:
return self.pm.downgrade(profiles)
def on_done(future: Future) -> None:
self.progress.finish()
problems = future.result()
if not problems:
showInfo("Profiles can now be opened with an older version of Anki.")
else:
showWarning(
"The following profiles could not be downgraded: {}".format(
", ".join(problems)
)
)
return
self.profileDiag.close()
self.taskman.run_in_background(downgrade, on_done)
def loadProfile(self, onsuccess: Callable | None = None) -> None:
if not self.loadCollection():
return
self.flags = FlagManager(self)
# show main window
if self.pm.profile["mainWindowState"]:
restoreGeom(self, "mainWindow")
restoreState(self, "mainWindow")
# titlebar
self.setWindowTitle(f"{self.pm.name} - Anki")
# show and raise window for osx
self.show()
self.activateWindow()
self.raise_()
# import pending?
if self.pendingImport:
if self._isAddon(self.pendingImport):
self.installAddon(self.pendingImport)
else:
self.handleImport(self.pendingImport)
self.pendingImport = None
gui_hooks.profile_did_open()
def _onsuccess() -> None:
self._refresh_after_sync()
if onsuccess:
onsuccess()
self.maybe_auto_sync_on_open_close(_onsuccess)
def unloadProfile(self, onsuccess: Callable) -> None:
def callback() -> None:
self._unloadProfile()
onsuccess()
gui_hooks.profile_will_close()
self.unloadCollection(callback)
def _unloadProfile(self) -> None:
self.pm.profile["mainWindowGeom"] = self.saveGeometry()
self.pm.profile["mainWindowState"] = self.saveState()
self.pm.save()
self.hide()
self.restoringBackup = False
# at this point there should be no windows left
self._checkForUnclosedWidgets()
def _checkForUnclosedWidgets(self) -> None:
for w in self.app.topLevelWidgets():
if w.isVisible():
# windows with this property are safe to close immediately
if getattr(w, "silentlyClose", None):
w.close()
else:
print(f"Window should have been closed: {w}")
def unloadProfileAndExit(self) -> None:
self.unloadProfile(self.cleanupAndExit)
def unloadProfileAndShowProfileManager(self) -> None:
self.unloadProfile(self.showProfileManager)
def cleanupAndExit(self) -> None:
self.errorHandler.unload()
self.mediaServer.shutdown()
self.app.exit(0)
# Sound/video
##########################################################################
def setupSound(self) -> None:
aqt.sound.setup_audio(self.taskman, self.pm.base)
def _add_play_buttons(self, text: str) -> str:
"Return card text with play buttons added, or stripped."
if self.col.get_config_bool(Config.Bool.HIDE_AUDIO_PLAY_BUTTONS):
return anki.sound.strip_av_refs(text)
else:
return aqt.sound.av_refs_to_play_icons(text)
def prepare_card_text_for_display(self, text: str) -> str:
text = self.col.media.escape_media_filenames(text)
text = self._add_play_buttons(text)
return text
# Collection load/unload
##########################################################################
def loadCollection(self) -> bool:
try:
self._loadCollection()
except Exception as e:
if "FileTooNew" in str(e):
showWarning(
"This profile requires a newer version of Anki to open. Did you forget to use the Downgrade button prior to switching Anki versions?"
)
else:
showWarning(
f"{tr.errors_unable_open_collection()}\n{traceback.format_exc()}"
)
# clean up open collection if possible
try:
self.backend.close_collection(False)
except Exception as e:
print("unable to close collection:", e)
self.col = None
# return to profile manager
self.hide()
self.showProfileManager()
return False
# make sure we don't get into an inconsistent state if an add-on
# has broken the deck browser or the did_load hook
try:
self.update_undo_actions()
gui_hooks.collection_did_load(self.col)
self.apply_collection_options()
self.moveToState("deckBrowser")
except Exception as e:
# dump error to stderr so it gets picked up by errors.py
traceback.print_exc()
return True
def _loadCollection(self) -> None:
cpath = self.pm.collectionPath()
self.col = Collection(cpath, backend=self.backend)
self.setEnabled(True)
def reopen(self) -> None:
self.col.reopen()
def unloadCollection(self, onsuccess: Callable) -> None:
def after_media_sync() -> None:
self._unloadCollection()
onsuccess()
def after_sync() -> None:
self.media_syncer.show_diag_until_finished(after_media_sync)
def before_sync() -> None:
self.setEnabled(False)
self.maybe_auto_sync_on_open_close(after_sync)
self.closeAllWindows(before_sync)
def _unloadCollection(self) -> None:
if not self.col:
return
if self.restoringBackup:
label = tr.qt_misc_closing()
else:
label = tr.qt_misc_backing_up()
self.progress.start(label=label)
corrupt = False
try:
self.maybeOptimize()
if not devMode:
corrupt = self.col.db.scalar("pragma quick_check") != "ok"
except:
corrupt = True
try:
self.col.close(downgrade=False)
except Exception as e:
print(e)
corrupt = True
finally:
self.col = None
self.progress.finish()
if corrupt:
showWarning(tr.qt_misc_your_collection_file_appears_to_be())
if not corrupt and not self.restoringBackup:
self.backup()
def _close_for_full_download(self) -> None:
"Backup and prepare collection to be overwritten."
self.col.close(downgrade=False)
self.backup()
self.col.reopen(after_full_sync=False)
self.col.close_for_full_sync()
def apply_collection_options(self) -> None:
"Setup audio after collection loaded."
aqt.sound.av_player.interrupt_current_audio = self.col.get_config_bool(
Config.Bool.INTERRUPT_AUDIO_WHEN_ANSWERING
)
# Backup and auto-optimize
##########################################################################
class BackupThread(Thread):
def __init__(self, path: str, data: bytes) -> None:
Thread.__init__(self)
self.path = path
self.data = data
# create the file in calling thread to ensure the same
# file is not created twice
with open(self.path, "wb") as file:
pass
def run(self) -> None:
z = zipfile.ZipFile(self.path, "w", zipfile.ZIP_DEFLATED)
z.writestr("collection.anki2", self.data)
z.writestr("media", "{}")
z.close()
def backup(self) -> None:
"Read data into memory, and complete backup on a background thread."
assert not self.col or not self.col.db
nbacks = self.pm.profile["numBackups"]
if not nbacks or devMode:
return
dir = self.pm.backupFolder()
path = self.pm.collectionPath()
# do backup
fname = time.strftime(
"backup-%Y-%m-%d-%H.%M.%S.colpkg", time.localtime(time.time())
)
newpath = os.path.join(dir, fname)
with open(path, "rb") as f:
data = f.read()
self.BackupThread(newpath, data).start()
# find existing backups
backups = []
for file in os.listdir(dir):
# only look for new-style format
m = re.match(r"backup-\d{4}-\d{2}-.+.colpkg", file)
if not m:
continue
backups.append(file)
backups.sort()
# remove old ones
while len(backups) > nbacks:
fname = backups.pop(0)
path = os.path.join(dir, fname)
os.unlink(path)
self.taskman.run_on_main(gui_hooks.backup_did_complete)
def maybeOptimize(self) -> None:
# have two weeks passed?
if (int_time() - self.pm.profile["lastOptimize"]) < 86400 * 14:
return
self.progress.start(label=tr.qt_misc_optimizing())
self.col.optimize()
self.pm.profile["lastOptimize"] = int_time()
self.pm.save()
self.progress.finish()
# Tracking main window state (deck browser, reviewer, etc)
##########################################################################
def moveToState(self, state: MainWindowState, *args: Any) -> None:
# print("-> move from", self.state, "to", state)
oldState = self.state
cleanup = getattr(self, f"_{oldState}Cleanup", None)
if cleanup:
# pylint: disable=not-callable
cleanup(state)
self.clearStateShortcuts()
self.state = state
gui_hooks.state_will_change(state, oldState)
getattr(self, f"_{state}State")(oldState, *args)
if state != "resetRequired":
self.bottomWeb.show()
gui_hooks.state_did_change(state, oldState)
def _deckBrowserState(self, oldState: str) -> None:
self.maybe_check_for_addon_updates()
self.deckBrowser.show()
def _selectedDeck(self) -> DeckDict | None:
did = self.col.decks.selected()
if not self.col.decks.name_if_exists(did):
showInfo(tr.qt_misc_please_select_a_deck())
return None
return self.col.decks.get(did)
def _overviewState(self, oldState: str) -> None:
if not self._selectedDeck():
return self.moveToState("deckBrowser")
self.overview.show()
def _reviewState(self, oldState: str) -> None:
self.reviewer.show()
def _reviewCleanup(self, newState: str) -> None:
if newState != "resetRequired" and newState != "review":
self.reviewer.cleanup()
# Resetting state
##########################################################################
def _increase_background_ops(self) -> None:
if not self._background_op_count:
gui_hooks.backend_will_block()
self._background_op_count += 1
def _decrease_background_ops(self) -> None:
self._background_op_count -= 1
if not self._background_op_count:
gui_hooks.backend_did_block()
assert self._background_op_count >= 0
def _synthesize_op_did_execute_from_reset(self) -> None:
"""Fire the `operation_did_execute` hook with everything marked as changed,
after legacy code has called .reset()"""
op = OpChanges()
for field in op.DESCRIPTOR.fields:
if field.name != "kind":
setattr(op, field.name, True)
gui_hooks.operation_did_execute(op, None)
def on_operation_did_execute(
self, changes: OpChanges, handler: object | None
) -> None:
"Notify current screen of changes."
focused = current_window() == self
if self.state == "review":
dirty = self.reviewer.op_executed(changes, handler, focused)
elif self.state == "overview":
dirty = self.overview.op_executed(changes, handler, focused)
elif self.state == "deckBrowser":
dirty = self.deckBrowser.op_executed(changes, handler, focused)
else:
dirty = False
if not focused and dirty:
self.fade_out_webview()
if changes.mtime:
self.toolbar.update_sync_status()
def on_focus_did_change(
self, new_focus: QWidget | None, _old: QWidget | None
) -> None:
"If main window has received focus, ensure current UI state is updated."
if new_focus and new_focus.window() == self:
if self.state == "review":
self.reviewer.refresh_if_needed()
elif self.state == "overview":
self.overview.refresh_if_needed()
elif self.state == "deckBrowser":
self.deckBrowser.refresh_if_needed()
def fade_out_webview(self) -> None:
self.web.eval("document.body.style.opacity = 0.3")
def fade_in_webview(self) -> None:
self.web.eval("document.body.style.opacity = 1")
def reset(self, unused_arg: bool = False) -> None:
"""Legacy method of telling UI to refresh after changes made to DB.
New code should use CollectionOp() instead."""
if self.col:
# fire new `operation_did_execute` hook first. If the overview
# or review screen are currently open, they will rebuild the study
# queues (via mw.col.reset())
self._synthesize_op_did_execute_from_reset()
# fire the old reset hook
gui_hooks.state_did_reset()
self.update_undo_actions()
# legacy
def requireReset(
self,
modal: bool = False,
reason: Any = None,
context: Any = None,
) -> None:
traceback.print_stack(file=sys.stdout)
print("requireReset() is obsolete; please use CollectionOp()")
self.reset()
def maybeReset(self) -> None:
pass
def delayedMaybeReset(self) -> None:
pass
def _resetRequiredState(self, oldState: MainWindowState) -> None:
pass
# HTML helpers
##########################################################################
def button(
self,
link: str,
name: str,
key: str | None = None,
class_: str = "",
id: str = "",
extra: str = "",
) -> str:
class_ = f"but {class_}"
if key:
key = tr.actions_shortcut_key(val=key)
else:
key = ""
return """
""".format(
id,
class_,
link,
key,
extra,
name,
)
# Main window setup
##########################################################################
def setupMainWindow(self) -> None:
# main window
self.form = aqt.forms.main.Ui_MainWindow()
self.form.setupUi(self)
# toolbar
tweb = self.toolbarWeb = aqt.webview.AnkiWebView(title="top toolbar")
tweb.setFocusPolicy(Qt.FocusPolicy.WheelFocus)
self.toolbar = aqt.toolbar.Toolbar(self, tweb)
# main area
self.web = aqt.webview.AnkiWebView(title="main webview")
self.web.setFocusPolicy(Qt.FocusPolicy.WheelFocus)
self.web.setMinimumWidth(400)
# bottom area
sweb = self.bottomWeb = aqt.webview.AnkiWebView(title="bottom toolbar")
sweb.setFocusPolicy(Qt.FocusPolicy.WheelFocus)
# add in a layout
self.mainLayout = QVBoxLayout()
self.mainLayout.setContentsMargins(0, 0, 0, 0)
self.mainLayout.setSpacing(0)
self.mainLayout.addWidget(tweb)
self.mainLayout.addWidget(self.web)
self.mainLayout.addWidget(sweb)
self.form.centralwidget.setLayout(self.mainLayout)
# force webengine processes to load before cwd is changed
if isWin:
for webview in self.web, self.bottomWeb:
webview.force_load_hack()
def closeAllWindows(self, onsuccess: Callable) -> None:
aqt.dialogs.closeAll(onsuccess)
# Components
##########################################################################
def setupSignals(self) -> None:
signal.signal(signal.SIGINT, self.onUnixSignal)
signal.signal(signal.SIGTERM, self.onUnixSignal)
def onUnixSignal(self, signum: Any, frame: Any) -> None:
# schedule a rollback & quit
def quit() -> None:
self.col.db.rollback()
self.close()
self.progress.timer(100, quit, False)
def setupProgress(self) -> None:
self.progress = aqt.progress.ProgressManager(self)
def setupErrorHandler(self) -> None:
import aqt.errors
self.errorHandler = aqt.errors.ErrorHandler(self)
def setupAddons(self, args: list | None) -> None:
import aqt.addons
self.addonManager = aqt.addons.AddonManager(self)
if args and args[0] and self._isAddon(args[0]):
self.installAddon(args[0], startup=True)
if not self.safeMode:
self.addonManager.loadAddons()
self.maybe_check_for_addon_updates()
def maybe_check_for_addon_updates(self) -> None:
last_check = self.pm.last_addon_update_check()
elap = int_time() - last_check
if elap > 86_400:
check_and_prompt_for_updates(
self,
self.addonManager,
self.on_updates_installed,
requested_by_user=False,
)
self.pm.set_last_addon_update_check(int_time())
def on_updates_installed(self, log: list[DownloadLogEntry]) -> None:
if log:
show_log_to_user(self, log)
def setupSpellCheck(self) -> None:
os.environ["QTWEBENGINE_DICTIONARIES_PATH"] = os.path.join(
self.pm.base, "dictionaries"
)
def setupThreads(self) -> None:
self._mainThread = QThread.currentThread()
self._background_op_count = 0
def inMainThread(self) -> bool:
return self._mainThread == QThread.currentThread()
def setupDeckBrowser(self) -> None:
from aqt.deckbrowser import DeckBrowser
self.deckBrowser = DeckBrowser(self)
def setupOverview(self) -> None:
from aqt.overview import Overview
self.overview = Overview(self)
def setupReviewer(self) -> None:
from aqt.reviewer import Reviewer
self.reviewer = Reviewer(self)
# Syncing
##########################################################################
def on_sync_button_clicked(self) -> None:
if self.media_syncer.is_syncing():
self.media_syncer.show_sync_log()
else:
auth = self.pm.sync_auth()
if not auth:
sync_login(
self,
lambda: self._sync_collection_and_media(self._refresh_after_sync),
)
else:
self._sync_collection_and_media(self._refresh_after_sync)
def _refresh_after_sync(self) -> None:
self.toolbar.redraw()
def _sync_collection_and_media(self, after_sync: Callable[[], None]) -> None:
"Caller should ensure auth available."
# start media sync if not already running
if not self.media_syncer.is_syncing():
self.media_syncer.start()
def on_collection_sync_finished() -> None:
self.col.clear_python_undo()
self.col.models._clear_cache()
gui_hooks.sync_did_finish()
self.reset()
after_sync()
gui_hooks.sync_will_start()
sync_collection(self, on_done=on_collection_sync_finished)
def maybe_auto_sync_on_open_close(self, after_sync: Callable[[], None]) -> None:
"If disabled, after_sync() is called immediately."
if self.can_auto_sync():
self._sync_collection_and_media(after_sync)
else:
after_sync()
def maybe_auto_sync_media(self) -> None:
if self.can_auto_sync():
return
# media_syncer takes care of media syncing preference check
self.media_syncer.start()
def can_auto_sync(self) -> bool:
return (
self.pm.auto_syncing_enabled()
and bool(self.pm.sync_auth())
and not self.safeMode
and not self.restoringBackup
)
# legacy
def _sync(self) -> None:
pass
onSync = on_sync_button_clicked
# Tools
##########################################################################
def raiseMain(self) -> bool:
if not self.app.activeWindow():
# make sure window is shown
self.setWindowState(self.windowState() & ~Qt.WindowState.WindowMinimized) # type: ignore
return True
def setupStyle(self) -> None:
theme_manager.night_mode = self.pm.night_mode()
theme_manager.apply_style(self.app)
# Key handling
##########################################################################
def setupKeys(self) -> None:
globalShortcuts = [
("Ctrl+:", self.onDebug),
("d", lambda: self.moveToState("deckBrowser")),
("s", self.onStudyKey),
("a", self.onAddCard),
("b", self.onBrowse),
("t", self.onStats),
("y", self.on_sync_button_clicked),
]
self.applyShortcuts(globalShortcuts)
self.stateShortcuts: list[QShortcut] = []
def applyShortcuts(
self, shortcuts: Sequence[tuple[str, Callable]]
) -> list[QShortcut]:
qshortcuts = []
for key, fn in shortcuts:
scut = QShortcut(QKeySequence(key), self, activated=fn) # type: ignore
scut.setAutoRepeat(False)
qshortcuts.append(scut)
return qshortcuts
def setStateShortcuts(self, shortcuts: list[tuple[str, Callable]]) -> None:
gui_hooks.state_shortcuts_will_change(self.state, shortcuts)
# legacy hook
runHook(f"{self.state}StateShortcuts", shortcuts)
self.stateShortcuts = self.applyShortcuts(shortcuts)
def clearStateShortcuts(self) -> None:
for qs in self.stateShortcuts:
sip.delete(qs) # type: ignore
self.stateShortcuts = []
def onStudyKey(self) -> None:
if self.state == "overview":
self.col.startTimebox()
self.moveToState("review")
else:
self.moveToState("overview")
# App exit
##########################################################################
def closeEvent(self, event: QCloseEvent) -> None:
if self.state == "profileManager":
# if profile manager active, this event may fire via OS X menu bar's
# quit option
self.profileDiag.close()
event.accept()
else:
# ignore the event for now, as we need time to clean up
event.ignore()
self.unloadProfileAndExit()
# Undo & autosave
##########################################################################
def undo(self) -> None:
"Call operations/collection.py:undo() directly instead."
undo(parent=self)
def redo(self) -> None:
"Call operations/collection.py:redo() directly instead."
redo(parent=self)
def undo_actions_info(self) -> UndoActionsInfo:
"Info about the current undo/redo state for updating menus."
status = self.col.undo_status() if self.col else UndoStatus()
return UndoActionsInfo.from_undo_status(status)
def update_undo_actions(self) -> None:
"""Tell the UI to redraw the undo/redo menu actions based on the current state.
Usually you do not need to call this directly; it is called when a
CollectionOp is run, and will be called when the legacy .reset() or
.checkpoint() methods are used."""
info = self.undo_actions_info()
self.form.actionUndo.setText(info.undo_text)
self.form.actionUndo.setEnabled(info.can_undo)
self.form.actionRedo.setText(info.redo_text)
self.form.actionRedo.setEnabled(info.can_redo)
self.form.actionRedo.setVisible(info.show_redo)
gui_hooks.undo_state_did_change(info)
def checkpoint(self, name: str) -> None:
self.col.save(name)
self.update_undo_actions()
def autosave(self) -> None:
self.col.autosave()
self.update_undo_actions()
maybeEnableUndo = update_undo_actions
onUndo = undo
# Other menu operations
##########################################################################
def onAddCard(self) -> None:
aqt.dialogs.open("AddCards", self)
def onBrowse(self) -> None:
aqt.dialogs.open("Browser", self, card=self.reviewer.card)
def onEditCurrent(self) -> None:
aqt.dialogs.open("EditCurrent", self)
def onOverview(self) -> None:
self.col.reset()
self.moveToState("overview")
def onStats(self) -> None:
deck = self._selectedDeck()
if not deck:
return
want_old = KeyboardModifiersPressed().shift
if want_old:
aqt.dialogs.open("DeckStats", self)
else:
aqt.dialogs.open("NewDeckStats", self)
def onPrefs(self) -> None:
aqt.dialogs.open("Preferences", self)
def onNoteTypes(self) -> None:
import aqt.models
aqt.models.Models(self, self, fromMain=True)
def onAbout(self) -> None:
aqt.dialogs.open("About", self)
def onDonate(self) -> None:
openLink(aqt.appDonate)
def onDocumentation(self) -> None:
openHelp(HelpPage.INDEX)
# legacy
def onDeckConf(self, deck: DeckDict | None = None) -> None:
pass
# Importing & exporting
##########################################################################
def handleImport(self, path: str) -> None:
import aqt.importing
if not os.path.exists(path):
showInfo(tr.qt_misc_please_use_fileimport_to_import_this())
return None
aqt.importing.importFile(self, path)
return None
def onImport(self) -> None:
import aqt.importing
aqt.importing.onImport(self)
def onExport(self, did: DeckId | None = None) -> None:
import aqt.exporting
aqt.exporting.ExportDialog(self, did=did)
# Installing add-ons from CLI / mimetype handler
##########################################################################
def installAddon(self, path: str, startup: bool = False) -> None:
from aqt.addons import installAddonPackages
installAddonPackages(
self.addonManager,
[path],
warn=True,
advise_restart=not startup,
strictly_modal=startup,
parent=None if startup else self,
)
# Cramming
##########################################################################
def onCram(self) -> None:
aqt.dialogs.open("FilteredDeckConfigDialog", self)
# Menu, title bar & status
##########################################################################
def setupMenus(self) -> None:
m = self.form
qconnect(
m.actionSwitchProfile.triggered, self.unloadProfileAndShowProfileManager
)
qconnect(m.actionImport.triggered, self.onImport)
qconnect(m.actionExport.triggered, self.onExport)
qconnect(m.actionExit.triggered, self.close)
qconnect(m.actionPreferences.triggered, self.onPrefs)
qconnect(m.actionAbout.triggered, self.onAbout)
qconnect(m.actionUndo.triggered, self.undo)
qconnect(m.actionRedo.triggered, self.redo)
qconnect(m.actionFullDatabaseCheck.triggered, self.onCheckDB)
qconnect(m.actionCheckMediaDatabase.triggered, self.on_check_media_db)
qconnect(m.actionDocumentation.triggered, self.onDocumentation)
qconnect(m.actionDonate.triggered, self.onDonate)
qconnect(m.actionStudyDeck.triggered, self.onStudyDeck)
qconnect(m.actionCreateFiltered.triggered, self.onCram)
qconnect(m.actionEmptyCards.triggered, self.onEmptyCards)
qconnect(m.actionNoteTypes.triggered, self.onNoteTypes)
def updateTitleBar(self) -> None:
self.setWindowTitle("Anki")
# Auto update
##########################################################################
def setupAutoUpdate(self) -> None:
import aqt.update
self.autoUpdate = aqt.update.LatestVersionFinder(self)
qconnect(self.autoUpdate.newVerAvail, self.newVerAvail)
qconnect(self.autoUpdate.newMsg, self.newMsg)
qconnect(self.autoUpdate.clockIsOff, self.clockIsOff)
self.autoUpdate.start()
def newVerAvail(self, ver: str) -> None:
if self.pm.meta.get("suppressUpdate", None) != ver:
aqt.update.askAndUpdate(self, ver)
def newMsg(self, data: dict) -> None:
aqt.update.showMessages(self, data)
def clockIsOff(self, diff: int) -> None:
if devMode:
print("clock is off; ignoring")
return
diffText = tr.qt_misc_second(count=diff)
warn = tr.qt_misc_in_order_to_ensure_your_collection(val="%s") % diffText
showWarning(warn)
self.app.closeAllWindows()
# Timers
##########################################################################
def setup_timers(self) -> None:
# refresh decks every 10 minutes
self.progress.timer(10 * 60 * 1000, self.onRefreshTimer, True)
# check media sync every 5 minutes
self.progress.timer(5 * 60 * 1000, self.on_autosync_timer, True)
# periodic garbage collection
self.progress.timer(15 * 60 * 1000, self.garbage_collect_now, False)
# ensure Python interpreter runs at least once per second, so that
# SIGINT/SIGTERM is processed without a long delay
self.progress.timer(1000, lambda: None, True, False)
def onRefreshTimer(self) -> None:
if self.state == "deckBrowser":
self.deckBrowser.refresh()
elif self.state == "overview":
self.overview.refresh()
def on_autosync_timer(self) -> None:
elap = self.media_syncer.seconds_since_last_sync()
minutes = self.pm.auto_sync_media_minutes()
if not minutes:
return
if elap > minutes * 60:
self.maybe_auto_sync_media()
# Permanent hooks
##########################################################################
def setupHooks(self) -> None:
hooks.schema_will_change.append(self.onSchemaMod)
hooks.notes_will_be_deleted.append(self.onRemNotes)
hooks.card_odue_was_invalid.append(self.onOdueInvalid)
gui_hooks.av_player_will_play.append(self.on_av_player_will_play)
gui_hooks.av_player_did_end_playing.append(self.on_av_player_did_end_playing)
gui_hooks.operation_did_execute.append(self.on_operation_did_execute)
gui_hooks.focus_did_change.append(self.on_focus_did_change)
self._activeWindowOnPlay: QWidget | None = None
def onOdueInvalid(self) -> None:
showWarning(tr.qt_misc_invalid_property_found_on_card_please())
def _isVideo(self, tag: AVTag) -> bool:
if isinstance(tag, SoundOrVideoTag):
head, ext = os.path.splitext(tag.filename.lower())
return ext in (".mp4", ".mov", ".mpg", ".mpeg", ".mkv", ".avi")
return False
def on_av_player_will_play(self, tag: AVTag) -> None:
"Record active window to restore after video playing."
if not self._isVideo(tag):
return
self._activeWindowOnPlay = self.app.activeWindow() or self._activeWindowOnPlay
def on_av_player_did_end_playing(self, player: Any) -> None:
"Restore window focus after a video was played."
w = self._activeWindowOnPlay
if not self.app.activeWindow() and w and not sip.isdeleted(w) and w.isVisible():
w.activateWindow()
w.raise_()
self._activeWindowOnPlay = None
# Log note deletion
##########################################################################
def onRemNotes(self, col: Collection, nids: Sequence[NoteId]) -> None:
path = os.path.join(self.pm.profileFolder(), "deleted.txt")
existed = os.path.exists(path)
with open(path, "ab") as f:
if not existed:
f.write(b"nid\tmid\tfields\n")
for id, mid, flds in col.db.execute(
f"select id, mid, flds from notes where id in {ids2str(nids)}"
):
fields = split_fields(flds)
f.write(("\t".join([str(id), str(mid)] + fields)).encode("utf8"))
f.write(b"\n")
# Schema modifications
##########################################################################
# this will gradually be phased out
def onSchemaMod(self, arg: bool) -> bool:
assert self.inMainThread()
progress_shown = self.progress.busy()
if progress_shown:
self.progress.finish()
ret = askUser(tr.qt_misc_the_requested_change_will_require_a())
if progress_shown:
self.progress.start()
return ret
# in favour of this
def confirm_schema_modification(self) -> bool:
"""If schema unmodified, ask user to confirm change.
True if confirmed or already modified."""
if self.col.schema_changed():
return True
return askUser(tr.qt_misc_the_requested_change_will_require_a())
# Advanced features
##########################################################################
def onCheckDB(self) -> None:
check_db(self)
def on_check_media_db(self) -> None:
gui_hooks.media_check_will_start()
check_media_db(self)
def onStudyDeck(self) -> None:
from aqt.studydeck import StudyDeck
ret = StudyDeck(self, dyn=True, current=self.col.decks.current()["name"])
if ret.name:
# fixme: this is silly, it should be returning an ID
deck_id = self.col.decks.id(ret.name)
set_current_deck(parent=self, deck_id=deck_id).success(
lambda out: self.moveToState("overview")
).run_in_background()
def onEmptyCards(self) -> None:
show_empty_cards(self)
# Debugging
######################################################################
def onDebug(self) -> None:
frm = self.debug_diag_form = aqt.forms.debug.Ui_Dialog()
class DebugDialog(QDialog):
silentlyClose = True
def reject(self) -> None:
super().reject()
saveSplitter(frm.splitter, "DebugConsoleWindow")
saveGeom(self, "DebugConsoleWindow")
d = self.debugDiag = DebugDialog()
disable_help_button(d)
frm.setupUi(d)
restoreGeom(d, "DebugConsoleWindow")
restoreSplitter(frm.splitter, "DebugConsoleWindow")
font = QFontDatabase.systemFont(QFontDatabase.SystemFont.FixedFont)
font.setPointSize(frm.text.font().pointSize() + 1)
frm.text.setFont(font)
frm.log.setFont(font)
s = self.debugDiagShort = QShortcut(QKeySequence("ctrl+return"), d)
qconnect(s.activated, lambda: self.onDebugRet(frm))
s = self.debugDiagShort = QShortcut(QKeySequence("ctrl+shift+return"), d)
qconnect(s.activated, lambda: self.onDebugPrint(frm))
s = self.debugDiagShort = QShortcut(QKeySequence("ctrl+l"), d)
qconnect(s.activated, frm.log.clear)
s = self.debugDiagShort = QShortcut(QKeySequence("ctrl+shift+l"), d)
qconnect(s.activated, frm.text.clear)
def addContextMenu(
ev: Union[QCloseEvent, QContextMenuEvent], name: str
) -> None:
ev.accept()
menu = frm.log.createStandardContextMenu(QCursor.pos())
menu.addSeparator()
if name == "log":
a = menu.addAction("Clear Log")
a.setShortcut(QKeySequence("ctrl+l"))
qconnect(a.triggered, frm.log.clear)
elif name == "text":
a = menu.addAction("Clear Code")
a.setShortcut(QKeySequence("ctrl+shift+l"))
qconnect(a.triggered, frm.text.clear)
menu.exec(QCursor.pos())
frm.log.contextMenuEvent = lambda ev: addContextMenu(ev, "log") # type: ignore[assignment]
frm.text.contextMenuEvent = lambda ev: addContextMenu(ev, "text") # type: ignore[assignment]
gui_hooks.debug_console_will_show(d)
d.show()
def _captureOutput(self, on: bool) -> None:
mw2 = self
class Stream:
def write(self, data: str) -> None:
mw2._output += data
if on:
self._output = ""
self._oldStderr = sys.stderr
self._oldStdout = sys.stdout
s = cast(TextIO, Stream())
sys.stderr = s
sys.stdout = s
else:
sys.stderr = self._oldStderr
sys.stdout = self._oldStdout
def _card_repr(self, card: anki.cards.Card) -> None:
import copy
import pprint
if not card:
print("no card")
return
print("Front:", card.question())
print("\n")
print("Back:", card.answer())
print("\nNote:")
note = copy.copy(card.note())
for k, v in note.items():
print(f"- {k}:", v)
print("\n")
del note.fields
del note._fmap
pprint.pprint(note.__dict__)
print("\nCard:")
c = copy.copy(card)
c._render_output = None
pprint.pprint(c.__dict__)
def _debugCard(self) -> anki.cards.Card | None:
card = self.reviewer.card
self._card_repr(card)
return card
def _debugBrowserCard(self) -> anki.cards.Card | None:
card = aqt.dialogs._dialogs["Browser"][1].card
self._card_repr(card)
return card
def onDebugPrint(self, frm: aqt.forms.debug.Ui_Dialog) -> None:
cursor = frm.text.textCursor()
position = cursor.position()
cursor.select(QTextCursor.SelectionType.LineUnderCursor)
line = cursor.selectedText()
pfx, sfx = "pp(", ")"
if not line.startswith(pfx):
line = f"{pfx}{line}{sfx}"
cursor.insertText(line)
cursor.setPosition(position + len(pfx))
frm.text.setTextCursor(cursor)
self.onDebugRet(frm)
def onDebugRet(self, frm: aqt.forms.debug.Ui_Dialog) -> None:
import pprint
import traceback
text = frm.text.toPlainText()
card = self._debugCard
bcard = self._debugBrowserCard
mw = self
pp = pprint.pprint
self._captureOutput(True)
try:
# pylint: disable=exec-used
exec(text)
except:
self._output += traceback.format_exc()
self._captureOutput(False)
buf = ""
for c, line in enumerate(text.strip().split("\n")):
if c == 0:
buf += f">>> {line}\n"
else:
buf += f"... {line}\n"
try:
to_append = buf + (self._output or "")
to_append = gui_hooks.debug_console_did_evaluate_python(
to_append, text, frm
)
frm.log.appendPlainText(to_append)
except UnicodeDecodeError:
to_append = tr.qt_misc_non_unicode_text()
to_append = gui_hooks.debug_console_did_evaluate_python(
to_append, text, frm
)
frm.log.appendPlainText(to_append)
frm.log.ensureCursorVisible()
# System specific code
##########################################################################
def setupSystemSpecific(self) -> None:
self.hideMenuAccels = False
if isMac:
# mac users expect a minimize option
self.minimizeShortcut = QShortcut("Ctrl+M", self)
qconnect(self.minimizeShortcut.activated, self.onMacMinimize)
self.hideMenuAccels = True
self.maybeHideAccelerators()
self.hideStatusTips()
elif isWin:
# make sure ctypes is bundled
from ctypes import windll, wintypes # type: ignore
_dummy1 = windll
_dummy2 = wintypes
def maybeHideAccelerators(self, tgt: Any | None = None) -> None:
if not self.hideMenuAccels:
return
tgt = tgt or self
for action_ in tgt.findChildren(QAction):
action = cast(QAction, action_)
txt = str(action.text())
m = re.match(r"^(.+)\(&.+\)(.+)?", txt)
if m:
action.setText(m.group(1) + (m.group(2) or ""))
def hideStatusTips(self) -> None:
for action in self.findChildren(QAction):
cast(QAction, action).setStatusTip("")
def onMacMinimize(self) -> None:
self.setWindowState(self.windowState() | Qt.WindowState.WindowMinimized) # type: ignore
# Single instance support
##########################################################################
def setupAppMsg(self) -> None:
qconnect(self.app.appMsg, self.onAppMsg)
def onAppMsg(self, buf: str) -> None:
is_addon = self._isAddon(buf)
if self.state == "startup":
# try again in a second
self.progress.timer(
1000, lambda: self.onAppMsg(buf), False, requiresCollection=False
)
return
elif self.state == "profileManager":
# can't raise window while in profile manager
if buf == "raise":
return None
self.pendingImport = buf
if is_addon:
msg = tr.qt_misc_addon_will_be_installed_when_a()
else:
msg = tr.qt_misc_deck_will_be_imported_when_a()
tooltip(msg)
return
if not self.interactiveState() or self.progress.busy():
# we can't raise the main window while in profile dialog, syncing, etc
if buf != "raise":
showInfo(
tr.qt_misc_please_ensure_a_profile_is_open(),
parent=None,
)
return None
# raise window
if isWin:
# on windows we can raise the window by minimizing and restoring
self.showMinimized()
self.setWindowState(Qt.WindowState.WindowActive)
self.showNormal()
else:
# on osx we can raise the window. on unity the icon in the tray will just flash.
self.activateWindow()
self.raise_()
if buf == "raise":
return None
# import / add-on installation
if is_addon:
self.installAddon(buf)
else:
self.handleImport(buf)
return None
def _isAddon(self, buf: str) -> bool:
return buf.endswith(self.addonManager.ext)
def interactiveState(self) -> bool:
"True if not in profile manager, syncing, etc."
return self.state in ("overview", "review", "deckBrowser")
# GC
##########################################################################
# The default Python garbage collection can trigger on any thread. This can
# cause crashes if Qt objects are garbage-collected, as Qt expects access
# only on the main thread. So Anki disables the default GC on startup, and
# instead runs it on a timer, and after dialog close.
# The gc after dialog close is necessary to free up the memory and extra
# processes that webviews spawn, as a lot of the GUI code creates ref cycles.
def garbage_collect_on_dialog_finish(self, dialog: QDialog) -> None:
qconnect(
dialog.finished, lambda: self.deferred_delete_and_garbage_collect(dialog)
)
def deferred_delete_and_garbage_collect(self, obj: QObject) -> None:
obj.deleteLater()
self.progress.timer(
1000, self.garbage_collect_now, False, requiresCollection=False
)
def disable_automatic_garbage_collection(self) -> None:
gc.collect()
gc.disable()
def garbage_collect_now(self) -> None:
# gc.collect() has optional arguments that will cause problems if
# it's passed directly to a QTimer, and pylint complains if we
# wrap it in a lambda, so we use this trivial wrapper
gc.collect()
# legacy aliases
setupDialogGC = garbage_collect_on_dialog_finish
gcWindow = deferred_delete_and_garbage_collect
# Media server
##########################################################################
def setupMediaServer(self) -> None:
self.mediaServer = aqt.mediasrv.MediaServer(self)
self.mediaServer.start()
def baseHTML(self) -> str:
return f''
def serverURL(self) -> str:
return "http://127.0.0.1:%d/" % self.mediaServer.getPort()
# legacy
class ResetReason(enum.Enum):
Unknown = "unknown"
AddCardsAddNote = "addCardsAddNote"
EditCurrentInit = "editCurrentInit"
EditorBridgeCmd = "editorBridgeCmd"
BrowserSetDeck = "browserSetDeck"
BrowserAddTags = "browserAddTags"
BrowserRemoveTags = "browserRemoveTags"
BrowserSuspend = "browserSuspend"
BrowserReposition = "browserReposition"
BrowserReschedule = "browserReschedule"
BrowserFindReplace = "browserFindReplace"
BrowserTagDupes = "browserTagDupes"
BrowserDeleteDeck = "browserDeleteDeck"