1030 lines
40 KiB
Python
Executable File
1030 lines
40 KiB
Python
Executable File
#!/usr/bin/env python3
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# This file is a part of Lector, a Qt based ebook reader
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# Copyright (C) 2017-2019 BasioMeusPuga
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import os
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import gc
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import sys
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import hashlib
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import pathlib
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# This allows for the program to be launched from the
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# dir where it's been copied instead of needing to be
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# installed
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install_dir = os.path.realpath(__file__)
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install_dir = pathlib.Path(install_dir).parents[1]
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sys.path.append(str(install_dir))
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from PyQt5 import QtWidgets, QtGui, QtCore
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from lector import database
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from lector import sorter
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from lector.toolbars import LibraryToolBar, BookToolBar
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from lector.widgets import Tab, DragDropListView, DragDropTableView
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from lector.delegates import LibraryDelegate
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from lector.threaded import BackGroundTabUpdate, BackGroundBookAddition, BackGroundBookDeletion
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from lector.library import Library
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from lector.guifunctions import QImageFactory, CoverLoadingAndCulling, ViewProfileModification
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from lector.settings import Settings
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from lector.settingsdialog import SettingsUI
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from lector.metadatadialog import MetadataUI
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from lector.definitionsdialog import DefinitionsUI
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from lector.resources import mainwindow, resources
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class MainUI(QtWidgets.QMainWindow, mainwindow.Ui_MainWindow):
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def __init__(self):
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super(MainUI, self).__init__()
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self.setupUi(self)
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# Set window icon
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self.setWindowIcon(
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QtGui.QIcon(':/images/Lector.png'))
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# Central Widget - Make borders disappear
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self.centralWidget().layout().setContentsMargins(0, 0, 0, 0)
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self.gridLayout_2.setContentsMargins(0, 0, 0, 0)
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# Initialize translation function
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self._translate = QtCore.QCoreApplication.translate
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# Create library widgets
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self.listView = DragDropListView(self, self.listPage)
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self.gridLayout_4.addWidget(self.listView, 0, 0, 1, 1)
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self.tableView = DragDropTableView(self, self.tablePage)
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self.gridLayout_3.addWidget(self.tableView, 0, 0, 1, 1)
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# Empty variables that will be infested soon
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self.settings = {}
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self.thread = None # Background Thread
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self.current_contentView = None # For fullscreening purposes
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self.display_profiles = None
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self.current_profile_index = None
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self.comic_profile = {}
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self.database_path = None
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self.active_library_filters = []
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self.active_docks = []
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# Initialize application
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Settings(self).read_settings() # This should populate all variables that need
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# to be remembered across sessions
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# Initialize icon factory
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self.QImageFactory = QImageFactory(self)
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# Initialize toolbars
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self.libraryToolBar = LibraryToolBar(self)
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self.bookToolBar = BookToolBar(self)
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# Widget declarations
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self.libraryFilterMenu = QtWidgets.QMenu()
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self.statusMessage = QtWidgets.QLabel()
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# Reference variables
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self.alignment_dict = {
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'left': self.bookToolBar.alignLeft,
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'right': self.bookToolBar.alignRight,
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'center': self.bookToolBar.alignCenter,
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'justify': self.bookToolBar.alignJustify}
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# Create the database in case it doesn't exist
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database.DatabaseInit(self.database_path)
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# Initialize settings dialog
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self.settingsDialog = SettingsUI(self)
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# Initialize metadata dialog
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self.metadataDialog = MetadataUI(self)
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# Initialize definition view dialog
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self.definitionDialog = DefinitionsUI(self)
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# Make the statusbar invisible by default
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self.statusBar.setVisible(False)
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# Statusbar widgets
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self.statusMessage.setObjectName('statusMessage')
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self.statusBar.addPermanentWidget(self.statusMessage)
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self.sorterProgress = QtWidgets.QProgressBar()
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self.sorterProgress.setMaximumWidth(300)
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self.sorterProgress.setObjectName('sorterProgress')
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sorter.progressbar = self.sorterProgress # This is so that updates can be
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# connected to setValue
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self.statusBar.addWidget(self.sorterProgress)
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self.sorterProgress.setVisible(False)
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# Application wide temporary directory
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self.temp_dir = QtCore.QTemporaryDir()
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# Init the Library
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self.lib_ref = Library(self)
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# Initialize Cover loading functions
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# Must be after the Library init
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self.cover_functions = CoverLoadingAndCulling(self)
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# Init the culling timer
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self.culling_timer = QtCore.QTimer()
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self.culling_timer.setSingleShot(True)
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self.culling_timer.timeout.connect(self.cover_functions.cull_covers)
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# Initialize profile modification functions
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self.profile_functions = ViewProfileModification(self)
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# Toolbar display
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# Maybe make this a persistent option
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self.settings['show_bars'] = True
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# Library toolbar
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self.libraryToolBar.addButton.triggered.connect(self.add_books)
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self.libraryToolBar.deleteButton.triggered.connect(self.delete_books)
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self.libraryToolBar.coverViewButton.triggered.connect(self.switch_library_view)
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self.libraryToolBar.tableViewButton.triggered.connect(self.switch_library_view)
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self.libraryToolBar.reloadLibraryButton.triggered.connect(
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self.settingsDialog.start_library_scan)
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self.libraryToolBar.colorButton.triggered.connect(self.get_color)
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self.libraryToolBar.settingsButton.triggered.connect(self.show_settings)
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self.libraryToolBar.searchBar.textChanged.connect(self.lib_ref.update_proxymodels)
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self.libraryToolBar.sortingBox.activated.connect(self.lib_ref.update_proxymodels)
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self.libraryToolBar.libraryFilterButton.setPopupMode(QtWidgets.QToolButton.InstantPopup)
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self.libraryToolBar.searchBar.textChanged.connect(self.statusbar_visibility)
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self.addToolBar(self.libraryToolBar)
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if self.settings['current_view'] == 0:
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self.libraryToolBar.coverViewButton.trigger()
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else:
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self.libraryToolBar.tableViewButton.trigger()
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# Book toolbar
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self.bookToolBar.annotationButton.triggered.connect(
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lambda: self.tabWidget.currentWidget().toggle_side_dock(0))
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self.bookToolBar.addBookmarkButton.triggered.connect(self.add_bookmark)
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self.bookToolBar.bookmarkButton.triggered.connect(
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lambda: self.tabWidget.currentWidget().toggle_side_dock(1))
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self.bookToolBar.searchButton.triggered.connect(
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lambda: self.tabWidget.currentWidget().toggle_side_dock(2))
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self.bookToolBar.distractionFreeButton.triggered.connect(self.toggle_distraction_free)
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self.bookToolBar.fullscreenButton.triggered.connect(self.set_fullscreen)
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self.bookToolBar.doublePageButton.triggered.connect(self.change_page_view)
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self.bookToolBar.mangaModeButton.triggered.connect(self.change_page_view)
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if self.settings['double_page_mode']:
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self.bookToolBar.doublePageButton.setChecked(True)
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if self.settings['manga_mode']:
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self.bookToolBar.mangaModeButton.setChecked(True)
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for count, i in enumerate(self.display_profiles):
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self.bookToolBar.profileBox.setItemData(count, i, QtCore.Qt.UserRole)
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self.bookToolBar.profileBox.currentIndexChanged.connect(
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self.profile_functions.format_contentView)
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self.bookToolBar.profileBox.setCurrentIndex(self.current_profile_index)
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self.bookToolBar.fontBox.currentFontChanged.connect(self.modify_font)
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self.bookToolBar.fontSizeBox.currentIndexChanged.connect(self.modify_font)
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self.bookToolBar.lineSpacingUp.triggered.connect(self.modify_font)
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self.bookToolBar.lineSpacingDown.triggered.connect(self.modify_font)
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self.bookToolBar.paddingUp.triggered.connect(self.modify_font)
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self.bookToolBar.paddingDown.triggered.connect(self.modify_font)
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self.bookToolBar.resetProfile.triggered.connect(
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self.profile_functions.reset_profile)
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profile_index = self.bookToolBar.profileBox.currentIndex()
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current_profile = self.bookToolBar.profileBox.itemData(
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profile_index, QtCore.Qt.UserRole)
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for i in self.alignment_dict.items():
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i[1].triggered.connect(self.modify_font)
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self.alignment_dict[current_profile['text_alignment']].setChecked(True)
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self.bookToolBar.zoomIn.triggered.connect(
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self.modify_comic_view)
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self.bookToolBar.zoomOut.triggered.connect(
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self.modify_comic_view)
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self.bookToolBar.fitWidth.triggered.connect(
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lambda: self.modify_comic_view(False))
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self.bookToolBar.bestFit.triggered.connect(
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lambda: self.modify_comic_view(False))
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self.bookToolBar.originalSize.triggered.connect(
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lambda: self.modify_comic_view(False))
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self.bookToolBar.comicBGColor.clicked.connect(
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self.get_color)
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self.bookToolBar.colorBoxFG.clicked.connect(self.get_color)
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self.bookToolBar.colorBoxBG.clicked.connect(self.get_color)
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self.bookToolBar.tocBox.currentIndexChanged.connect(self.set_toc_position)
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self.addToolBar(self.bookToolBar)
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# Make the correct toolbar visible
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self.current_tab = self.tabWidget.currentIndex()
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self.tab_switch()
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self.tabWidget.currentChanged.connect(self.tab_switch)
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# Tab closing
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self.tabWidget.setTabsClosable(True)
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# Get list of available parsers
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self.available_parsers = '*.' + ' *.'.join(sorter.available_parsers)
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print('Available parsers: ' + self.available_parsers)
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# The Library tab gets no button
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self.tabWidget.tabBar().setTabButton(
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0, QtWidgets.QTabBar.RightSide, None)
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self.tabWidget.tabCloseRequested.connect(self.tab_close)
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self.tabWidget.setTabBarAutoHide(True)
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# Init display models
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self.lib_ref.generate_model('build')
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self.lib_ref.generate_proxymodels()
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self.lib_ref.generate_library_tags()
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self.set_library_filter()
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self.start_culling_timer()
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# ListView
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self.listView.setGridSize(QtCore.QSize(175, 240))
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self.listView.setMouseTracking(True)
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self.listView.verticalScrollBar().setSingleStep(9)
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self.listView.doubleClicked.connect(self.library_doubleclick)
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self.listView.setItemDelegate(LibraryDelegate(self.temp_dir.path(), self))
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self.listView.setContextMenuPolicy(QtCore.Qt.CustomContextMenu)
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self.listView.customContextMenuRequested.connect(self.generate_library_context_menu)
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self.listView.verticalScrollBar().valueChanged.connect(self.start_culling_timer)
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self.listView.setVerticalScrollBarPolicy(QtCore.Qt.ScrollBarAsNeeded)
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self.listView.setAcceptDrops(True)
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self.listView.setStyleSheet(
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"QListView {{background-color: {0}}}".format(
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self.settings['listview_background'].name()))
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# TODO
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# Maybe use this for readjusting the border of the focus rectangle
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# in the listView. Maybe this is a job for QML?
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# self.listView.setStyleSheet(
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# "QListView::item:selected { border-color:blue; border-style:outset;"
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# "border-width:2px; color:black; }")
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# TableView
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self.tableView.doubleClicked.connect(self.library_doubleclick)
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self.tableView.horizontalHeader().setSectionResizeMode(
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QtWidgets.QHeaderView.Interactive)
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self.tableView.horizontalHeader().setSortIndicator(
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2, QtCore.Qt.AscendingOrder)
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self.tableView.setColumnHidden(0, True)
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self.tableView.horizontalHeader().setHighlightSections(False)
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if self.settings['main_window_headers']:
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for count, i in enumerate(self.settings['main_window_headers']):
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self.tableView.horizontalHeader().resizeSection(count, int(i))
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self.tableView.horizontalHeader().resizeSection(5, 30)
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self.tableView.horizontalHeader().setStretchLastSection(False)
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self.tableView.horizontalHeader().sectionClicked.connect(
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self.lib_ref.tableProxyModel.sort_table_columns)
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self.tableView.setContextMenuPolicy(QtCore.Qt.CustomContextMenu)
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self.tableView.customContextMenuRequested.connect(
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self.generate_library_context_menu)
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# Keyboard shortcuts
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self.ksDistractionFree = QtWidgets.QShortcut(QtGui.QKeySequence('Ctrl+D'), self)
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self.ksDistractionFree.setContext(QtCore.Qt.ApplicationShortcut)
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self.ksDistractionFree.activated.connect(self.toggle_distraction_free)
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self.ksOpenFile = QtWidgets.QShortcut(QtGui.QKeySequence('Ctrl+O'), self)
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self.ksOpenFile.setContext(QtCore.Qt.ApplicationShortcut)
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self.ksOpenFile.activated.connect(self.add_books)
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self.ksExitAll = QtWidgets.QShortcut(QtGui.QKeySequence('Ctrl+Q'), self)
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self.ksExitAll.setContext(QtCore.Qt.ApplicationShortcut)
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self.ksExitAll.activated.connect(self.closeEvent)
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self.ksCloseTab = QtWidgets.QShortcut(QtGui.QKeySequence('Ctrl+W'), self)
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self.ksCloseTab.setContext(QtCore.Qt.ApplicationShortcut)
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self.ksCloseTab.activated.connect(self.tab_close)
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self.ksDeletePressed = QtWidgets.QShortcut(QtGui.QKeySequence('Delete'), self)
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self.ksDeletePressed.setContext(QtCore.Qt.ApplicationShortcut)
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self.ksDeletePressed.activated.connect(self.delete_pressed)
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self.listView.setFocus()
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self.open_books_at_startup()
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# Scan the library @ startup
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if self.settings['scan_library']:
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self.settingsDialog.start_library_scan()
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def open_books_at_startup(self):
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# Last open books and command line books aren't being opened together
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# so that command line books are processed last and therefore retain focus
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# Open last... open books.
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# Then set the value to None for the next run
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if self.settings['last_open_books']:
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files_to_open = {i: None for i in self.settings['last_open_books']}
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self.open_files(files_to_open)
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else:
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self.settings['last_open_tab'] = None
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# Open input files if specified
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cl_parser = QtCore.QCommandLineParser()
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cl_parser.process(QtWidgets.qApp)
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my_args = cl_parser.positionalArguments()
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if my_args:
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file_list = [QtCore.QFileInfo(i).absoluteFilePath() for i in my_args]
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self.process_post_hoc_files(file_list, True)
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def process_post_hoc_files(self, file_list, open_files_after_processing):
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# Takes care of both dragged and dropped files
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# As well as files sent as command line arguments
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file_list = [i for i in file_list if os.path.exists(i)]
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if not file_list:
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return
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books = sorter.BookSorter(
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file_list,
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('addition', 'manual'),
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self.database_path,
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self.settings['auto_tags'],
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self.temp_dir.path())
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parsed_books = books.initiate_threads()
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if not parsed_books and not open_files_after_processing:
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return
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database.DatabaseFunctions(self.database_path).add_to_database(parsed_books)
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self.lib_ref.generate_model('addition', parsed_books, True)
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file_dict = {i: None for i in file_list}
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if open_files_after_processing:
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self.open_files(file_dict)
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self.move_on()
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def open_files(self, path_hash_dictionary):
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# file_paths is expected to be a dictionary
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# This allows for threading file opening
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# Which should speed up multiple file opening
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# especially @ application start
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file_paths = [i for i in path_hash_dictionary]
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for filename in path_hash_dictionary.items():
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file_md5 = filename[1]
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if not file_md5:
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try:
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with open(filename[0], 'rb') as current_book:
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first_bytes = current_book.read(1024 * 32) # First 32KB of the file
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file_md5 = hashlib.md5(first_bytes).hexdigest()
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except FileNotFoundError:
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return
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# Remove any already open files
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# Set focus to last file in case only one is open
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for i in range(1, self.tabWidget.count()):
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tab_metadata = self.tabWidget.widget(i).metadata
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if tab_metadata['hash'] == file_md5:
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file_paths.remove(filename[0])
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if not file_paths:
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self.tabWidget.setCurrentIndex(i)
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return
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if not file_paths:
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return
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print('Attempting to open: ' + ', '.join(file_paths))
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contents = sorter.BookSorter(
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file_paths,
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('reading', None),
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self.database_path,
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True,
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self.temp_dir.path()).initiate_threads()
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# TODO
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# Notification feedback in case all books return nothing
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if not contents:
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return
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for i in contents:
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# New tabs are created here
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# Initial position adjustment is carried out by the tab itself
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file_data = contents[i]
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Tab(file_data, self)
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if self.settings['last_open_tab'] == 'library':
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self.tabWidget.setCurrentIndex(0)
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self.listView.setFocus()
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self.settings['last_open_tab'] = None
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return
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for i in range(1, self.tabWidget.count()):
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this_path = self.tabWidget.widget(i).metadata['path']
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if self.settings['last_open_tab'] == this_path:
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self.tabWidget.setCurrentIndex(i)
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self.settings['last_open_tab'] = None
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return
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self.tabWidget.setCurrentIndex(self.tabWidget.count() - 1)
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def start_culling_timer(self):
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if self.settings['perform_culling']:
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self.culling_timer.start(30)
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def add_bookmark(self):
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if self.tabWidget.currentIndex() != 0:
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self.tabWidget.widget(self.tabWidget.currentIndex()).add_bookmark()
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def resizeEvent(self, event=None):
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if event:
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# This implies a vertical resize event only
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# We ain't about that lifestyle
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if event.oldSize().width() == event.size().width():
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return
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# The hackiness of this hack is just...
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default_size = 170 # This is size of the QIcon (160 by default) +
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# minimum margin needed between thumbnails
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# for n icons, the n + 1th icon will appear at > n +1.11875
|
|
# First, calculate the number of images per row
|
|
i = self.listView.viewport().width() / default_size
|
|
rem = i - int(i)
|
|
if rem >= .21875 and rem <= .9999:
|
|
num_images = int(i)
|
|
else:
|
|
num_images = int(i) - 1
|
|
|
|
# The rest is illustrated using informative variable names
|
|
space_occupied = num_images * default_size
|
|
# 12 is the scrollbar width
|
|
# Larger numbers keep reduce flickering but also increase
|
|
# the distance from the scrollbar
|
|
space_left = (
|
|
self.listView.viewport().width() - space_occupied - 19)
|
|
try:
|
|
layout_extra_space_per_image = space_left // num_images
|
|
self.listView.setGridSize(
|
|
QtCore.QSize(default_size + layout_extra_space_per_image, 250))
|
|
self.start_culling_timer()
|
|
except ZeroDivisionError: # Initial resize is ignored
|
|
return
|
|
|
|
def add_books(self):
|
|
dialog_prompt = self._translate('Main_UI', 'Add books to database')
|
|
ebooks_string = self._translate('Main_UI', 'eBooks')
|
|
opened_files = QtWidgets.QFileDialog.getOpenFileNames(
|
|
self, dialog_prompt, self.settings['last_open_path'],
|
|
f'{ebooks_string} ({self.available_parsers})')
|
|
|
|
if not opened_files[0]:
|
|
return
|
|
|
|
self.settingsDialog.okButton.setEnabled(False)
|
|
self.libraryToolBar.reloadLibraryButton.setEnabled(False)
|
|
|
|
self.settings['last_open_path'] = os.path.dirname(opened_files[0][0])
|
|
self.statusBar.setVisible(True)
|
|
self.sorterProgress.setVisible(True)
|
|
self.statusMessage.setText(self._translate('Main_UI', 'Adding books...'))
|
|
self.thread = BackGroundBookAddition(
|
|
opened_files[0], self.database_path, 'manual', self)
|
|
self.thread.finished.connect(self.move_on)
|
|
self.thread.start()
|
|
|
|
def get_selection(self, library_widget):
|
|
selected_indexes = None
|
|
|
|
if library_widget == self.listView:
|
|
selected_books = self.lib_ref.itemProxyModel.mapSelectionToSource(
|
|
self.listView.selectionModel().selection())
|
|
selected_indexes = [i.indexes()[0] for i in selected_books]
|
|
|
|
elif library_widget == self.tableView:
|
|
selected_books = self.tableView.selectionModel().selectedRows()
|
|
selected_indexes = [
|
|
self.lib_ref.tableProxyModel.mapToSource(i) for i in selected_books]
|
|
|
|
return selected_indexes
|
|
|
|
def delete_books(self, selected_indexes=None):
|
|
if not selected_indexes:
|
|
# Get a list of QItemSelection objects
|
|
# What we're interested in is the indexes()[0] in each of them
|
|
# That gives a list of indexes from the view model
|
|
if self.listView.isVisible():
|
|
selected_indexes = self.get_selection(self.listView)
|
|
|
|
elif self.tableView.isVisible():
|
|
selected_indexes = self.get_selection(self.tableView)
|
|
|
|
if not selected_indexes:
|
|
return
|
|
|
|
# Deal with message box selection
|
|
def ifcontinue(box_button):
|
|
if box_button.text() != '&Yes':
|
|
return
|
|
|
|
# Persistent model indexes are required beause deletion mutates the model
|
|
# Generate and delete by persistent index
|
|
delete_hashes = [
|
|
self.lib_ref.libraryModel.data(
|
|
i, QtCore.Qt.UserRole + 6) for i in selected_indexes]
|
|
persistent_indexes = [QtCore.QPersistentModelIndex(i) for i in selected_indexes]
|
|
|
|
for i in persistent_indexes:
|
|
self.lib_ref.libraryModel.removeRow(i.row())
|
|
|
|
# Update the database in the background
|
|
self.thread = BackGroundBookDeletion(
|
|
delete_hashes, self.database_path)
|
|
self.thread.finished.connect(self.move_on)
|
|
self.thread.start()
|
|
|
|
# Generate a message box to confirm deletion
|
|
selected_number = len(selected_indexes)
|
|
confirm_deletion = QtWidgets.QMessageBox()
|
|
deletion_prompt = self._translate(
|
|
'Main_UI', f'Delete {selected_number} book(s)?')
|
|
confirm_deletion.setText(deletion_prompt)
|
|
confirm_deletion.setIcon(QtWidgets.QMessageBox.Question)
|
|
confirm_deletion.setWindowTitle(self._translate('Main_UI', 'Confirm deletion'))
|
|
confirm_deletion.setStandardButtons(
|
|
QtWidgets.QMessageBox.Yes | QtWidgets.QMessageBox.No)
|
|
confirm_deletion.buttonClicked.connect(ifcontinue)
|
|
confirm_deletion.show()
|
|
confirm_deletion.exec_()
|
|
|
|
def delete_pressed(self):
|
|
if self.tabWidget.currentIndex() == 0:
|
|
self.delete_books()
|
|
|
|
def move_on(self):
|
|
self.settingsDialog.okButton.setEnabled(True)
|
|
self.settingsDialog.okButton.setToolTip(
|
|
self._translate('Main_UI', 'Save changes and start library scan'))
|
|
self.libraryToolBar.reloadLibraryButton.setEnabled(True)
|
|
|
|
self.sorterProgress.setVisible(False)
|
|
self.sorterProgress.setValue(0)
|
|
|
|
if self.libraryToolBar.searchBar.text() == '':
|
|
self.statusBar.setVisible(False)
|
|
|
|
self.lib_ref.update_proxymodels()
|
|
self.lib_ref.generate_library_tags()
|
|
|
|
self.statusMessage.setText(
|
|
str(self.lib_ref.itemProxyModel.rowCount()) +
|
|
self._translate('Main_UI', ' books'))
|
|
|
|
if not self.settings['perform_culling']:
|
|
self.cover_functions.load_all_covers()
|
|
|
|
def switch_library_view(self):
|
|
if self.libraryToolBar.coverViewButton.isChecked():
|
|
self.stackedWidget.setCurrentIndex(0)
|
|
self.libraryToolBar.sortingBoxAction.setVisible(True)
|
|
else:
|
|
self.stackedWidget.setCurrentIndex(1)
|
|
self.libraryToolBar.sortingBoxAction.setVisible(False)
|
|
|
|
self.resizeEvent()
|
|
|
|
def tab_switch(self):
|
|
try:
|
|
if self.current_tab != 0:
|
|
self.tabWidget.widget(
|
|
self.current_tab).update_last_accessed_time()
|
|
except AttributeError:
|
|
pass
|
|
|
|
self.current_tab = self.tabWidget.currentIndex()
|
|
|
|
# Hide bookmark and annotation widgets
|
|
for i in range(1, self.tabWidget.count()):
|
|
self.tabWidget.widget(i).sideDock.setVisible(False)
|
|
|
|
if self.tabWidget.currentIndex() == 0:
|
|
|
|
self.resizeEvent()
|
|
self.start_culling_timer()
|
|
if self.settings['show_bars']:
|
|
self.bookToolBar.hide()
|
|
self.libraryToolBar.show()
|
|
|
|
if self.lib_ref.itemProxyModel:
|
|
# Making the proxy model available doesn't affect
|
|
# memory utilization at all. Bleh.
|
|
self.statusMessage.setText(
|
|
str(self.lib_ref.itemProxyModel.rowCount()) +
|
|
self._translate('Main_UI', ' Books'))
|
|
|
|
if self.libraryToolBar.searchBar.text() != '':
|
|
self.statusBar.setVisible(True)
|
|
|
|
else:
|
|
|
|
if self.settings['show_bars']:
|
|
self.bookToolBar.show()
|
|
self.libraryToolBar.hide()
|
|
|
|
current_tab = self.tabWidget.currentWidget()
|
|
current_metadata = current_tab.metadata
|
|
|
|
if self.bookToolBar.fontButton.isChecked():
|
|
self.bookToolBar.customize_view_on()
|
|
|
|
# Disable irrelevant buttons in image view mode
|
|
if current_tab.are_we_doing_images_only:
|
|
self.bookToolBar.searchButton.setEnabled(False)
|
|
self.bookToolBar.annotationButton.setEnabled(False)
|
|
else:
|
|
self.bookToolBar.searchButton.setEnabled(True)
|
|
self.bookToolBar.annotationButton.setEnabled(True)
|
|
|
|
current_position = current_metadata['position']
|
|
current_toc = [i[0] for i in current_metadata['content']]
|
|
|
|
self.bookToolBar.tocBox.blockSignals(True)
|
|
self.bookToolBar.tocBox.clear()
|
|
self.bookToolBar.tocBox.addItems(current_toc)
|
|
if current_position:
|
|
self.bookToolBar.tocBox.setCurrentIndex(
|
|
current_position['current_chapter'] - 1)
|
|
if not current_metadata['images_only']:
|
|
current_tab.hiddenButton.animateClick(25)
|
|
self.bookToolBar.tocBox.blockSignals(False)
|
|
|
|
self.profile_functions.format_contentView()
|
|
|
|
self.statusBar.setVisible(False)
|
|
|
|
def tab_close(self, tab_index=None):
|
|
if not tab_index:
|
|
tab_index = self.tabWidget.currentIndex()
|
|
if tab_index == 0:
|
|
return
|
|
|
|
tab_metadata = self.tabWidget.widget(tab_index).metadata
|
|
|
|
self.thread = BackGroundTabUpdate(
|
|
self.database_path, [tab_metadata])
|
|
self.thread.start()
|
|
|
|
self.tabWidget.widget(tab_index).update_last_accessed_time()
|
|
|
|
self.tabWidget.widget(tab_index).deleteLater()
|
|
self.tabWidget.widget(tab_index).setParent(None)
|
|
gc.collect()
|
|
|
|
def set_toc_position(self, event=None):
|
|
current_tab = self.tabWidget.currentWidget()
|
|
|
|
current_tab.metadata[
|
|
'position']['current_chapter'] = event + 1
|
|
current_tab.metadata[
|
|
'position']['is_read'] = False
|
|
|
|
# Go on to change the value of the Table of Contents box
|
|
current_tab.change_chapter_tocBox()
|
|
current_tab.contentView.record_position()
|
|
|
|
self.profile_functions.format_contentView()
|
|
|
|
def set_fullscreen(self):
|
|
self.tabWidget.currentWidget().go_fullscreen()
|
|
|
|
def library_doubleclick(self, index):
|
|
sender = self.sender().objectName()
|
|
|
|
if sender == 'listView':
|
|
source_index = self.lib_ref.itemProxyModel.mapToSource(index)
|
|
elif sender == 'tableView':
|
|
source_index = self.lib_ref.tableProxyModel.mapToSource(index)
|
|
|
|
item = self.lib_ref.libraryModel.item(source_index.row(), 0)
|
|
metadata = item.data(QtCore.Qt.UserRole + 3)
|
|
path = {metadata['path']: metadata['hash']}
|
|
|
|
self.open_files(path)
|
|
|
|
def statusbar_visibility(self):
|
|
if self.sender() == self.libraryToolBar.searchBar:
|
|
if self.libraryToolBar.searchBar.text() == '':
|
|
self.statusBar.setVisible(False)
|
|
else:
|
|
self.statusBar.setVisible(True)
|
|
|
|
def show_settings(self):
|
|
if not self.settingsDialog.isVisible():
|
|
self.settingsDialog.show()
|
|
else:
|
|
self.settingsDialog.hide()
|
|
|
|
#____________________________________________
|
|
# The contentView modification functions are in the guifunctions
|
|
# module. self.profile_functions is the reference here.
|
|
|
|
def get_color(self):
|
|
self.profile_functions.get_color(
|
|
self.sender().objectName())
|
|
|
|
def modify_font(self):
|
|
self.profile_functions.modify_font(
|
|
self.sender().objectName())
|
|
|
|
def modify_comic_view(self, key_pressed=None):
|
|
if key_pressed:
|
|
signal_sender = None
|
|
else:
|
|
signal_sender = self.sender().objectName()
|
|
self.profile_functions.modify_comic_view(
|
|
signal_sender, key_pressed)
|
|
|
|
#____________________________________________
|
|
|
|
def change_page_view(self, key_pressed=False):
|
|
# Toggle Double page mode / manga mode on keypress
|
|
if key_pressed == QtCore.Qt.Key_D:
|
|
self.bookToolBar.doublePageButton.setChecked(
|
|
not self.bookToolBar.doublePageButton.isChecked())
|
|
if key_pressed == QtCore.Qt.Key_M:
|
|
self.bookToolBar.mangaModeButton.setChecked(
|
|
not self.bookToolBar.mangaModeButton.isChecked())
|
|
|
|
# Change settings according to the
|
|
# current state of each of the toolbar buttons
|
|
self.settings['double_page_mode'] = self.bookToolBar.doublePageButton.isChecked()
|
|
self.settings['manga_mode'] = self.bookToolBar.mangaModeButton.isChecked()
|
|
chapter_number = self.bookToolBar.tocBox.currentIndex()
|
|
|
|
# Switch page to whatever index is selected in the tocBox
|
|
current_tab = self.tabWidget.currentWidget()
|
|
required_content = current_tab.metadata['content'][chapter_number][1]
|
|
current_tab.contentView.loadImage(required_content)
|
|
|
|
def generate_library_context_menu(self, position):
|
|
index = self.sender().indexAt(position)
|
|
if not index.isValid():
|
|
return
|
|
|
|
# It's worth remembering that these are indexes of the libraryModel
|
|
# and NOT of the proxy models
|
|
selected_indexes = self.get_selection(self.sender())
|
|
|
|
context_menu = QtWidgets.QMenu()
|
|
|
|
openAction = context_menu.addAction(
|
|
self.QImageFactory.get_image('view-readermode'),
|
|
self._translate('Main_UI', 'Start reading'))
|
|
|
|
editAction = None
|
|
if len(selected_indexes) == 1:
|
|
editAction = context_menu.addAction(
|
|
self.QImageFactory.get_image('edit-rename'),
|
|
self._translate('Main_UI', 'Edit'))
|
|
|
|
deleteAction = context_menu.addAction(
|
|
self.QImageFactory.get_image('trash-empty'),
|
|
self._translate('Main_UI', 'Delete'))
|
|
readAction = context_menu.addAction(
|
|
QtGui.QIcon(':/images/checkmark.svg'),
|
|
self._translate('Main_UI', 'Mark read'))
|
|
unreadAction = context_menu.addAction(
|
|
QtGui.QIcon(':/images/xmark.svg'),
|
|
self._translate('Main_UI', 'Mark unread'))
|
|
|
|
action = context_menu.exec_(self.sender().mapToGlobal(position))
|
|
|
|
if action == openAction:
|
|
books_to_open = {}
|
|
for i in selected_indexes:
|
|
metadata = self.lib_ref.libraryModel.data(i, QtCore.Qt.UserRole + 3)
|
|
books_to_open[metadata['path']] = metadata['hash']
|
|
|
|
self.open_files(books_to_open)
|
|
|
|
if action == editAction:
|
|
edit_book = selected_indexes[0]
|
|
is_cover_loaded = self.lib_ref.libraryModel.data(
|
|
edit_book, QtCore.Qt.UserRole + 8)
|
|
|
|
# Loads a cover in case culling is enabled and the table view is visible
|
|
if not is_cover_loaded:
|
|
book_hash = self.lib_ref.libraryModel.data(
|
|
edit_book, QtCore.Qt.UserRole + 6)
|
|
book_item = self.lib_ref.libraryModel.item(edit_book.row())
|
|
book_cover = database.DatabaseFunctions(
|
|
self.database_path).fetch_covers_only([book_hash])[0][1]
|
|
self.cover_functions.cover_loader(book_item, book_cover)
|
|
|
|
cover = self.lib_ref.libraryModel.item(
|
|
edit_book.row()).icon()
|
|
title = self.lib_ref.libraryModel.data(
|
|
edit_book, QtCore.Qt.UserRole)
|
|
author = self.lib_ref.libraryModel.data(
|
|
edit_book, QtCore.Qt.UserRole + 1)
|
|
year = str(self.lib_ref.libraryModel.data(
|
|
edit_book, QtCore.Qt.UserRole + 2)) # Text cannot be int
|
|
tags = self.lib_ref.libraryModel.data(
|
|
edit_book, QtCore.Qt.UserRole + 4)
|
|
|
|
self.metadataDialog.load_book(
|
|
cover, title, author, year, tags, edit_book)
|
|
self.metadataDialog.show()
|
|
|
|
if action == deleteAction:
|
|
self.delete_books(selected_indexes)
|
|
|
|
if action == readAction or action == unreadAction:
|
|
for i in selected_indexes:
|
|
metadata = self.lib_ref.libraryModel.data(i, QtCore.Qt.UserRole + 3)
|
|
book_hash = self.lib_ref.libraryModel.data(i, QtCore.Qt.UserRole + 6)
|
|
position = metadata['position']
|
|
|
|
if position:
|
|
if action == readAction:
|
|
position['is_read'] = True
|
|
position['scroll_value'] = 1
|
|
elif action == unreadAction:
|
|
position['is_read'] = False
|
|
position['current_chapter'] = 1
|
|
position['scroll_value'] = 0
|
|
else:
|
|
position = {}
|
|
if action == readAction:
|
|
position['is_read'] = True
|
|
|
|
metadata['position'] = position
|
|
|
|
position_perc = None
|
|
last_accessed_time = None
|
|
if action == readAction:
|
|
last_accessed_time = QtCore.QDateTime().currentDateTime()
|
|
position_perc = 1
|
|
|
|
self.lib_ref.libraryModel.setData(i, metadata, QtCore.Qt.UserRole + 3)
|
|
self.lib_ref.libraryModel.setData(i, position_perc, QtCore.Qt.UserRole + 7)
|
|
self.lib_ref.libraryModel.setData(i, last_accessed_time, QtCore.Qt.UserRole + 12)
|
|
self.lib_ref.update_proxymodels()
|
|
|
|
database_dict = {
|
|
'Position': position,
|
|
'LastAccessed': last_accessed_time}
|
|
|
|
database.DatabaseFunctions(
|
|
self.database_path).modify_metadata(database_dict, book_hash)
|
|
|
|
def generate_library_filter_menu(self, directory_list=None):
|
|
self.libraryFilterMenu.clear()
|
|
|
|
def generate_name(path_data):
|
|
this_filter = path_data[1]
|
|
if not this_filter:
|
|
this_filter = os.path.basename(
|
|
path_data[0]).title()
|
|
return this_filter
|
|
|
|
filter_actions = []
|
|
filter_list = []
|
|
if directory_list:
|
|
checked = [i for i in directory_list if i[3] == QtCore.Qt.Checked]
|
|
filter_list = list(map(generate_name, checked))
|
|
filter_list.sort()
|
|
|
|
filter_list.append(self._translate('Main_UI', 'Manually Added'))
|
|
filter_actions = [QtWidgets.QAction(i, self.libraryFilterMenu) for i in filter_list]
|
|
|
|
filter_all = QtWidgets.QAction('All', self.libraryFilterMenu)
|
|
filter_actions.append(filter_all)
|
|
|
|
for i in filter_actions:
|
|
i.setCheckable(True)
|
|
i.setChecked(True)
|
|
i.triggered.connect(self.set_library_filter)
|
|
|
|
self.libraryFilterMenu.addActions(filter_actions)
|
|
self.libraryFilterMenu.insertSeparator(filter_all)
|
|
self.libraryToolBar.libraryFilterButton.setMenu(self.libraryFilterMenu)
|
|
|
|
def set_library_filter(self, event=None):
|
|
self.active_library_filters = []
|
|
something_was_unchecked = False
|
|
|
|
if self.sender(): # Program startup sends a None here
|
|
if self.sender().text() == 'All':
|
|
for i in self.libraryFilterMenu.actions():
|
|
i.setChecked(self.sender().isChecked())
|
|
|
|
for i in self.libraryFilterMenu.actions()[:-2]:
|
|
if i.isChecked():
|
|
self.active_library_filters.append(i.text())
|
|
else:
|
|
something_was_unchecked = True
|
|
|
|
if something_was_unchecked:
|
|
self.libraryFilterMenu.actions()[-1].setChecked(False)
|
|
else:
|
|
self.libraryFilterMenu.actions()[-1].setChecked(True)
|
|
|
|
self.lib_ref.update_proxymodels()
|
|
|
|
def toggle_distraction_free(self):
|
|
self.settings['show_bars'] = not self.settings['show_bars']
|
|
|
|
if self.tabWidget.count() > 1:
|
|
self.tabWidget.tabBar().setVisible(
|
|
self.settings['show_bars'])
|
|
|
|
current_tab = self.tabWidget.currentIndex()
|
|
if current_tab == 0:
|
|
self.libraryToolBar.setVisible(
|
|
not self.libraryToolBar.isVisible())
|
|
else:
|
|
self.bookToolBar.setVisible(
|
|
not self.bookToolBar.isVisible())
|
|
|
|
self.start_culling_timer()
|
|
|
|
def closeEvent(self, event=None):
|
|
if event:
|
|
event.ignore()
|
|
|
|
self.hide()
|
|
self.metadataDialog.hide()
|
|
self.settingsDialog.hide()
|
|
self.definitionDialog.hide()
|
|
self.temp_dir.remove()
|
|
for this_dock in self.active_docks:
|
|
try:
|
|
this_dock.setVisible(False)
|
|
except RuntimeError:
|
|
pass
|
|
|
|
self.settings['last_open_books'] = []
|
|
if self.tabWidget.count() > 1:
|
|
|
|
# All tabs must be iterated upon here
|
|
all_metadata = []
|
|
for i in range(1, self.tabWidget.count()):
|
|
tab_metadata = self.tabWidget.widget(i).metadata
|
|
all_metadata.append(tab_metadata)
|
|
|
|
if self.settings['remember_files']:
|
|
self.settings['last_open_books'].append(tab_metadata['path'])
|
|
|
|
Settings(self).save_settings()
|
|
self.thread = BackGroundTabUpdate(
|
|
self.database_path, all_metadata)
|
|
self.thread.finished.connect(self.database_care)
|
|
self.thread.start()
|
|
|
|
else:
|
|
Settings(self).save_settings()
|
|
self.database_care()
|
|
|
|
def database_care(self):
|
|
database.DatabaseFunctions(self.database_path).vacuum_database()
|
|
QtWidgets.qApp.exit()
|
|
|
|
|
|
def main():
|
|
app = QtWidgets.QApplication(sys.argv)
|
|
app.setApplicationName('Lector') # This is needed for QStandardPaths
|
|
# and my own hubris
|
|
|
|
# Internationalization support
|
|
translator = QtCore.QTranslator()
|
|
translations_found = translator.load(
|
|
QtCore.QLocale.system(), ':/translations/translations_bin/Lector_')
|
|
app.installTranslator(translator)
|
|
|
|
translations_out_string = '(Translations found)'
|
|
if not translations_found:
|
|
translations_out_string = '(No translations found)'
|
|
print(f'Locale: {QtCore.QLocale.system().name()}', translations_out_string)
|
|
|
|
form = MainUI()
|
|
form.show()
|
|
form.resizeEvent()
|
|
app.exec_()
|
|
|
|
|
|
if __name__ == '__main__':
|
|
main()
|