Пример #1
0
    def __init__(self, *args, **kw):
        ConfigWidgetBase.__init__(self, *args, **kw)
        self.l = l = QVBoxLayout(self)
        l.setContentsMargins(0, 0, 0, 0)
        self.tabs_widget = t = QTabWidget(self)
        l.addWidget(t)
        self.main_tab = m = MainTab(self)
        t.addTab(m, _('&Main'))
        m.start_server.connect(self.start_server)
        m.stop_server.connect(self.stop_server)
        m.test_server.connect(self.test_server)
        m.show_logs.connect(self.view_server_logs)
        self.opt_autolaunch_server = m.opt_autolaunch_server
        self.users_tab = ua = Users(self)
        t.addTab(ua, _('&User accounts'))
        self.advanced_tab = a = AdvancedTab(self)
        sa = QScrollArea(self)
        sa.setWidget(a), sa.setWidgetResizable(True)
        t.addTab(sa, _('&Advanced'))
        self.custom_list_tab = clt = CustomList(self)
        sa = QScrollArea(self)
        sa.setWidget(clt), sa.setWidgetResizable(True)
        t.addTab(sa, _('Book &list template'))
        self.search_net_tab = SearchTheInternet(self)
        t.addTab(self.search_net_tab, _('&Search the internet'))

        for tab in self.tabs:
            if hasattr(tab, 'changed_signal'):
                tab.changed_signal.connect(self.changed_signal.emit)
Пример #2
0
    def __init__(self, parent=None):
        QStackedWidget.__init__(self, parent)
        self.welcome = w = QLabel('<p>'+_(
            'Double click a file in the left panel to start editing'
            ' it.'))
        self.addWidget(w)
        w.setWordWrap(True)
        w.setAlignment(Qt.AlignmentFlag.AlignTop | Qt.AlignmentFlag.AlignHCenter)

        self.container = c = QWidget(self)
        self.addWidget(c)
        l = c.l = QVBoxLayout(c)
        c.setLayout(l)
        l.setContentsMargins(0, 0, 0, 0)
        self.editor_tabs = t = QTabWidget(c)
        l.addWidget(t)
        t.setDocumentMode(True)
        t.setTabsClosable(True)
        t.setMovable(True)
        pal = self.palette()
        if pal.color(QPalette.ColorRole.WindowText).lightness() > 128:
            i = QImage(I('modified.png'))
            i.invertPixels()
            self.modified_icon = QIcon(QPixmap.fromImage(i))
        else:
            self.modified_icon = QIcon(I('modified.png'))
        self.editor_tabs.currentChanged.connect(self.current_editor_changed)
        self.editor_tabs.tabCloseRequested.connect(self._close_requested)
        self.search_panel = SearchPanel(self)
        l.addWidget(self.search_panel)
        self.restore_state()
        self.editor_tabs.tabBar().installEventFilter(self)
Пример #3
0
    def do_config(self):
        # Save values that need to be synced between the dialog and the
        # search widget.
        self.config['open_external'] = self.open_external.isChecked()

        # Create the config dialog. It's going to put two config widgets
        # into a QTabWidget for displaying all of the settings.
        d = QDialog(self)
        button_box = QDialogButtonBox(QDialogButtonBox.StandardButton.Close)
        v = QVBoxLayout(d)
        button_box.accepted.connect(d.accept)
        button_box.rejected.connect(d.reject)
        d.setWindowTitle(_('Customize Get books search'))

        tab_widget = QTabWidget(d)
        v.addWidget(tab_widget)
        v.addWidget(button_box)

        chooser_config_widget = StoreChooserWidget()
        search_config_widget = StoreConfigWidget(self.config)

        tab_widget.addTab(chooser_config_widget, _('Choose s&tores'))
        tab_widget.addTab(search_config_widget, _('Configure s&earch'))

        # Restore dialog state.
        geometry = self.config.get('config_dialog_geometry', None)
        if geometry:
            QApplication.instance().safe_restore_geometry(d, geometry)
        else:
            d.resize(800, 600)
        tab_index = self.config.get('config_dialog_tab_index', 0)
        tab_index = min(tab_index, tab_widget.count() - 1)
        tab_widget.setCurrentIndex(tab_index)

        d.exec()

        # Save dialog state.
        self.config['config_dialog_geometry'] = bytearray(d.saveGeometry())
        self.config['config_dialog_tab_index'] = tab_widget.currentIndex()

        search_config_widget.save_settings()
        self.config_changed()
        self.gui.load_store_plugins()
        self.setup_store_checks()
    def __init__(self, dev, ignored_folders=None, parent=None):
        QDialog.__init__(self, parent)
        self.l = l = QVBoxLayout()
        self.setLayout(l)
        self.la = la = QLabel('<p>' + _('<b>Scanned folders:</b>') + ' ' +
                              _('You can select which folders calibre will '
                                'scan when searching this device for books.'))
        la.setWordWrap(True)
        l.addWidget(la)
        self.tabs = QTabWidget(self)
        l.addWidget(self.tabs)
        self.widgets = []

        for storage in dev.filesystem_cache.entries:
            self.dev = dev
            w = Storage(storage, item_func=self.create_item)
            del self.dev
            self.tabs.addTab(w, storage.name)
            self.widgets.append(w)
            w.itemChanged.connect(self.item_changed)

        self.la2 = la = QLabel(
            _('If you a select a previously unselected folder, any sub-folders'
              ' will not be visible until you restart calibre.'))
        l.addWidget(la)
        la.setWordWrap(True)

        self.bb = QDialogButtonBox(QDialogButtonBox.StandardButton.Ok
                                   | QDialogButtonBox.StandardButton.Cancel)
        self.bb.accepted.connect(self.accept)
        self.bb.rejected.connect(self.reject)
        self.sab = self.bb.addButton(_('Select &all'),
                                     QDialogButtonBox.ButtonRole.ActionRole)
        self.sab.clicked.connect(self.select_all)
        self.snb = self.bb.addButton(_('Select &none'),
                                     QDialogButtonBox.ButtonRole.ActionRole)
        self.snb.clicked.connect(self.select_none)
        l.addWidget(self.bb)
        self.setWindowTitle(_('Choose folders to scan'))
        self.setWindowIcon(QIcon(I('devices/tablet.png')))

        self.resize(600, 500)
Пример #5
0
    def __init__(self, parent=None, one_line_toolbar=False, toolbar_prefs_name=None):
        QWidget.__init__(self, parent)
        self.toolbar_prefs_name = toolbar_prefs_name or self.toolbar_prefs_name
        self.toolbar1 = QToolBar(self)
        self.toolbar2 = QToolBar(self)
        self.toolbar3 = QToolBar(self)
        for i in range(1, 4):
            t = getattr(self, 'toolbar%d'%i)
            t.setIconSize(QSize(18, 18))
        self.editor = EditorWidget(self)
        self.editor.data_changed.connect(self.data_changed)
        self.set_base_url = self.editor.set_base_url
        self.set_html = self.editor.set_html
        self.tabs = QTabWidget(self)
        self.tabs.setTabPosition(QTabWidget.TabPosition.South)
        self.wyswyg = QWidget(self.tabs)
        self.code_edit = QPlainTextEdit(self.tabs)
        self.source_dirty = False
        self.wyswyg_dirty = True

        self._layout = QVBoxLayout(self)
        self.wyswyg.layout = l = QVBoxLayout(self.wyswyg)
        self.setLayout(self._layout)
        l.setContentsMargins(0, 0, 0, 0)
        if one_line_toolbar:
            tb = QHBoxLayout()
            l.addLayout(tb)
        else:
            tb = l
        tb.addWidget(self.toolbar1)
        tb.addWidget(self.toolbar2)
        tb.addWidget(self.toolbar3)
        l.addWidget(self.editor)
        self._layout.addWidget(self.tabs)
        self.tabs.addTab(self.wyswyg, _('&Normal view'))
        self.tabs.addTab(self.code_edit, _('&HTML source'))
        self.tabs.currentChanged[int].connect(self.change_tab)
        self.highlighter = Highlighter(self.code_edit.document())
        self.layout().setContentsMargins(0, 0, 0, 0)
        if self.toolbar_prefs_name is not None:
            hidden = gprefs.get(self.toolbar_prefs_name)
            if hidden:
                self.hide_toolbars()

        # toolbar1 {{{
        self.toolbar1.addAction(self.editor.action_undo)
        self.toolbar1.addAction(self.editor.action_redo)
        self.toolbar1.addAction(self.editor.action_select_all)
        self.toolbar1.addAction(self.editor.action_remove_format)
        self.toolbar1.addAction(self.editor.action_clear)
        self.toolbar1.addSeparator()

        for x in ('copy', 'cut', 'paste'):
            ac = getattr(self.editor, 'action_'+x)
            self.toolbar1.addAction(ac)

        self.toolbar1.addSeparator()
        self.toolbar1.addAction(self.editor.action_background)
        # }}}

        # toolbar2 {{{
        for x in ('', 'un'):
            ac = getattr(self.editor, 'action_%sordered_list'%x)
            self.toolbar2.addAction(ac)
        self.toolbar2.addSeparator()
        for x in ('superscript', 'subscript', 'indent', 'outdent'):
            self.toolbar2.addAction(getattr(self.editor, 'action_' + x))
            if x in ('subscript', 'outdent'):
                self.toolbar2.addSeparator()

        self.toolbar2.addAction(self.editor.action_block_style)
        w = self.toolbar2.widgetForAction(self.editor.action_block_style)
        if hasattr(w, 'setPopupMode'):
            w.setPopupMode(QToolButton.ToolButtonPopupMode.InstantPopup)
        self.toolbar2.addAction(self.editor.action_insert_link)
        self.toolbar2.addAction(self.editor.action_insert_hr)
        # }}}

        # toolbar3 {{{
        for x in ('bold', 'italic', 'underline', 'strikethrough'):
            ac = getattr(self.editor, 'action_'+x)
            self.toolbar3.addAction(ac)
            self.addAction(ac)
        self.toolbar3.addSeparator()

        for x in ('left', 'center', 'right', 'justified'):
            ac = getattr(self.editor, 'action_align_'+x)
            self.toolbar3.addAction(ac)
        self.toolbar3.addSeparator()
        self.toolbar3.addAction(self.editor.action_color)
        # }}}

        self.code_edit.textChanged.connect(self.code_dirtied)
        self.editor.data_changed.connect(self.wyswyg_dirtied)
Пример #6
0
    def __init__(self,
                 parent=None,
                 one_line_toolbar=False,
                 toolbar_prefs_name=None):
        QWidget.__init__(self, parent)
        self.toolbar_prefs_name = toolbar_prefs_name or self.toolbar_prefs_name
        self.toolbar = create_flow_toolbar(
            self, restrict_to_single_line=one_line_toolbar, icon_size=18)
        self.editor = EditorWidget(self)
        self.editor.data_changed.connect(self.data_changed)
        self.set_base_url = self.editor.set_base_url
        self.set_html = self.editor.set_html
        self.tabs = QTabWidget(self)
        self.tabs.setTabPosition(QTabWidget.TabPosition.South)
        self.wyswyg = QWidget(self.tabs)
        self.code_edit = QPlainTextEdit(self.tabs)
        self.source_dirty = False
        self.wyswyg_dirty = True

        self._layout = QVBoxLayout(self)
        self.wyswyg.layout = l = QVBoxLayout(self.wyswyg)
        self.setLayout(self._layout)
        l.setContentsMargins(0, 0, 0, 0)

        l.addWidget(self.toolbar)
        l.addWidget(self.editor)
        self._layout.addWidget(self.tabs)
        self.tabs.addTab(self.wyswyg, _('&Normal view'))
        self.tabs.addTab(self.code_edit, _('&HTML source'))
        self.tabs.currentChanged[int].connect(self.change_tab)
        self.highlighter = Highlighter(self.code_edit.document())
        self.layout().setContentsMargins(0, 0, 0, 0)
        if self.toolbar_prefs_name is not None:
            hidden = gprefs.get(self.toolbar_prefs_name)
            if hidden:
                self.hide_toolbars()

        self.toolbar.add_action(self.editor.action_undo)
        self.toolbar.add_action(self.editor.action_redo)
        self.toolbar.add_action(self.editor.action_select_all)
        self.toolbar.add_action(self.editor.action_remove_format)
        self.toolbar.add_action(self.editor.action_clear)
        self.toolbar.add_separator()

        for x in ('copy', 'cut', 'paste'):
            ac = getattr(self.editor, 'action_' + x)
            self.toolbar.add_action(ac)

        self.toolbar.add_separator()
        self.toolbar.add_action(self.editor.action_background)
        self.toolbar.add_action(self.editor.action_color)
        self.toolbar.add_separator()

        for x in ('', 'un'):
            ac = getattr(self.editor, 'action_%sordered_list' % x)
            self.toolbar.add_action(ac)
        self.toolbar.add_separator()
        for x in ('superscript', 'subscript', 'indent', 'outdent'):
            self.toolbar.add_action(getattr(self.editor, 'action_' + x))
            if x in ('subscript', 'outdent'):
                self.toolbar.add_separator()

        self.toolbar.add_action(
            self.editor.action_block_style,
            popup_mode=QToolButton.ToolButtonPopupMode.InstantPopup)
        self.toolbar.add_action(self.editor.action_insert_link)
        self.toolbar.add_action(self.editor.action_insert_hr)
        self.toolbar.add_separator()

        for x in ('bold', 'italic', 'underline', 'strikethrough'):
            ac = getattr(self.editor, 'action_' + x)
            self.toolbar.add_action(ac)
            self.addAction(ac)
        self.toolbar.add_separator()

        for x in ('left', 'center', 'right', 'justified'):
            ac = getattr(self.editor, 'action_align_' + x)
            self.toolbar.add_action(ac)
        self.toolbar.add_separator()
        QTimer.singleShot(0, self.toolbar.updateGeometry)

        self.code_edit.textChanged.connect(self.code_dirtied)
        self.editor.data_changed.connect(self.wyswyg_dirtied)
Пример #7
0
    def __init__(self, recipe_model, parent=None):
        QDialog.__init__(self, parent)
        self.commit_on_change = True
        self.previous_urn = None

        self.setWindowIcon(QIcon(I('scheduler.png')))
        self.l = l = QGridLayout(self)

        # Left panel
        self.h = h = QHBoxLayout()
        l.addLayout(h, 0, 0, 1, 1)
        self.search = s = SearchBox2(self)
        self.search.initialize('scheduler_search_history')
        self.search.setMinimumContentsLength(15)
        self.go_button = b = QToolButton(self)
        b.setText(_("Go"))
        b.clicked.connect(self.search.do_search)
        h.addWidget(s), h.addWidget(b)
        self.recipes = RecipesView(self)
        l.addWidget(self.recipes, 1, 0, 2, 1)
        self.recipe_model = recipe_model
        self.recipe_model.do_refresh()
        self.recipes.setModel(self.recipe_model)
        self.recipes.setFocus(Qt.FocusReason.OtherFocusReason)
        self.recipes.item_activated.connect(self.download_clicked)
        self.setWindowTitle(
            _("Schedule news download [{} sources]").format(
                self.recipe_model.showing_count))
        self.search.search.connect(self.recipe_model.search)
        self.recipe_model.searched.connect(
            self.search.search_done, type=Qt.ConnectionType.QueuedConnection)
        self.recipe_model.searched.connect(self.search_done)

        # Right Panel
        self.scroll_area_contents = sac = QWidget(self)
        self.l.addWidget(sac, 0, 1, 2, 1)
        sac.v = v = QVBoxLayout(sac)
        v.setContentsMargins(0, 0, 0, 0)
        self.detail_box = QTabWidget(self)
        self.detail_box.setVisible(False)
        self.detail_box.setCurrentIndex(0)
        v.addWidget(self.detail_box)
        v.addItem(
            QSpacerItem(20, 40, QSizePolicy.Policy.Minimum,
                        QSizePolicy.Policy.Expanding))

        # First Tab (scheduling)
        self.tab = QWidget()
        self.detail_box.addTab(self.tab, _("&Schedule"))
        self.tab.v = vt = QVBoxLayout(self.tab)
        vt.setContentsMargins(0, 0, 0, 0)
        self.blurb = la = QLabel('blurb')
        la.setWordWrap(True), la.setOpenExternalLinks(True)
        vt.addWidget(la)
        self.frame = f = QFrame(self.tab)
        vt.addWidget(f)
        f.setFrameShape(QFrame.Shape.StyledPanel)
        f.setFrameShadow(QFrame.Shadow.Raised)
        f.v = vf = QVBoxLayout(f)
        self.schedule = s = QCheckBox(_("&Schedule for download:"), f)
        self.schedule.stateChanged[int].connect(self.toggle_schedule_info)
        vf.addWidget(s)
        f.h = h = QHBoxLayout()
        vf.addLayout(h)
        self.days_of_week = QRadioButton(_("&Days of  week"), f)
        self.days_of_month = QRadioButton(_("Da&ys of month"), f)
        self.every_x_days = QRadioButton(_("Every &x days"), f)
        self.days_of_week.setChecked(True)
        h.addWidget(self.days_of_week), h.addWidget(
            self.days_of_month), h.addWidget(self.every_x_days)
        self.schedule_stack = ss = QStackedWidget(f)
        self.schedule_widgets = []
        for key in reversed(self.SCHEDULE_TYPES):
            self.schedule_widgets.insert(0, self.SCHEDULE_TYPES[key](self))
            self.schedule_stack.insertWidget(0, self.schedule_widgets[0])
        vf.addWidget(ss)
        self.last_downloaded = la = QLabel(f)
        la.setWordWrap(True)
        vf.addWidget(la)
        self.account = acc = QGroupBox(self.tab)
        acc.setTitle(_("&Account"))
        vt.addWidget(acc)
        acc.g = g = QGridLayout(acc)
        acc.unla = la = QLabel(_("&Username:"******"&Password:"******"&Show password"), self.account)
        spw.stateChanged[int].connect(self.set_pw_echo_mode)
        g.addWidget(spw, 2, 0, 1, 2)
        self.rla = la = QLabel(
            _("For the scheduling to work, you must leave calibre running."))
        vt.addWidget(la)
        for b, c in iteritems(self.SCHEDULE_TYPES):
            b = getattr(self, b)
            b.toggled.connect(self.schedule_type_selected)
            b.setToolTip(textwrap.dedent(c.HELP))

        # Second tab (advanced settings)
        self.tab2 = t2 = QWidget()
        self.detail_box.addTab(self.tab2, _("&Advanced"))
        self.tab2.g = g = QGridLayout(t2)
        g.setContentsMargins(0, 0, 0, 0)
        self.add_title_tag = tt = QCheckBox(_("Add &title as tag"), t2)
        g.addWidget(tt, 0, 0, 1, 2)
        t2.la = la = QLabel(_("&Extra tags:"))
        self.custom_tags = ct = QLineEdit(self)
        la.setBuddy(ct)
        g.addWidget(la), g.addWidget(ct, 1, 1)
        t2.la2 = la = QLabel(_("&Keep at most:"))
        la.setToolTip(
            _("Maximum number of copies (issues) of this recipe to keep.  Set to 0 to keep all (disable)."
              ))
        self.keep_issues = ki = QSpinBox(t2)
        tt.toggled['bool'].connect(self.keep_issues.setEnabled)
        ki.setMaximum(100000), la.setBuddy(ki)
        ki.setToolTip(
            _("<p>When set, this option will cause calibre to keep, at most, the specified number of issues"
              " of this periodical. Every time a new issue is downloaded, the oldest one is deleted, if the"
              " total is larger than this number.\n<p>Note that this feature only works if you have the"
              " option to add the title as tag checked, above.\n<p>Also, the setting for deleting periodicals"
              " older than a number of days, below, takes priority over this setting."
              ))
        ki.setSpecialValueText(_("all issues")), ki.setSuffix(_(" issues"))
        g.addWidget(la), g.addWidget(ki, 2, 1)
        si = QSpacerItem(20, 40, QSizePolicy.Policy.Minimum,
                         QSizePolicy.Policy.Expanding)
        g.addItem(si, 3, 1, 1, 1)

        # Bottom area
        self.hb = h = QHBoxLayout()
        self.l.addLayout(h, 2, 1, 1, 1)
        self.labt = la = QLabel(_("Delete downloaded &news older than:"))
        self.old_news = on = QSpinBox(self)
        on.setToolTip(
            _("<p>Delete downloaded news older than the specified number of days. Set to zero to disable.\n"
              "<p>You can also control the maximum number of issues of a specific periodical that are kept"
              " by clicking the Advanced tab for that periodical above."))
        on.setSpecialValueText(_("never delete")), on.setSuffix(_(" days"))
        on.setMaximum(1000), la.setBuddy(on)
        on.setValue(gconf['oldest_news'])
        h.addWidget(la), h.addWidget(on)
        self.download_all_button = b = QPushButton(
            QIcon(I('news.png')), _("Download &all scheduled"), self)
        b.setToolTip(_("Download all scheduled news sources at once"))
        b.clicked.connect(self.download_all_clicked)
        self.l.addWidget(b, 3, 0, 1, 1)
        self.bb = bb = QDialogButtonBox(
            QDialogButtonBox.StandardButton.Ok
            | QDialogButtonBox.StandardButton.Cancel, self)
        bb.accepted.connect(self.accept), bb.rejected.connect(self.reject)
        self.download_button = b = bb.addButton(
            _('&Download now'), QDialogButtonBox.ButtonRole.ActionRole)
        b.setIcon(QIcon(I('arrow-down.png'))), b.setVisible(False)
        b.clicked.connect(self.download_clicked)
        self.l.addWidget(bb, 3, 1, 1, 1)

        geom = gprefs.get('scheduler_dialog_geometry')
        if geom is not None:
            QApplication.instance().safe_restore_geometry(self, geom)
Пример #8
0
    def __init__(self,
                 mi=None,
                 prefs=None,
                 parent=None,
                 for_global_prefs=False):
        QWidget.__init__(self, parent)
        self.ignore_changed = False
        self.for_global_prefs = for_global_prefs

        self.l = l = QHBoxLayout(self)
        l.setContentsMargins(0, 0, 0, 0)
        self.setLayout(l)
        self.settings_tabs = st = QTabWidget(self)
        l.addWidget(st)
        self.preview_label = la = Preview(self)
        l.addWidget(la)

        if prefs is None:
            prefs = cprefs
        self.original_prefs = prefs
        self.mi = mi or self.default_mi()

        self.colors_page = cp = QWidget(st)
        st.addTab(cp, _('&Colors'))
        cp.l = l = QGridLayout()
        cp.setLayout(l)
        if for_global_prefs:
            msg = _(
                'When generating covers, a color scheme for the cover is chosen at random from the'
                ' color schemes below. You can prevent an individual scheme from being selected by'
                ' unchecking it. The preview on the right shows the currently selected color scheme.'
            )
        else:
            msg = _(
                'Choose a color scheme to be used for this generated cover.'
            ) + '<p>' + _(
                'In normal cover generation, the color scheme is chosen at random from the list of color schemes below. You'
                ' can prevent an individual color scheme from being chosen by unchecking it here.'
            )
        cp.la = la = QLabel('<p>' + msg)
        la.setWordWrap(True)
        l.addWidget(la, 0, 0, 1, -1)
        self.colors_list = cl = QListWidget(cp)
        l.addWidget(cl, 1, 0, 1, -1)
        self.colors_map = OrderedDict()
        self.ncs = ncs = QPushButton(QIcon(I('plus.png')),
                                     _('&New color scheme'), cp)
        ncs.clicked.connect(self.create_color_scheme)
        l.addWidget(ncs)
        self.ecs = ecs = QPushButton(QIcon(I('format-fill-color.png')),
                                     _('&Edit color scheme'), cp)
        ecs.clicked.connect(self.edit_color_scheme)
        l.addWidget(ecs, l.rowCount() - 1, 1)
        self.rcs = rcs = QPushButton(QIcon(I('minus.png')),
                                     _('&Remove color scheme'), cp)
        rcs.clicked.connect(self.remove_color_scheme)
        l.addWidget(rcs, l.rowCount() - 1, 2)

        self.styles_page = sp = QWidget(st)
        st.addTab(sp, _('&Styles'))
        sp.l = l = QVBoxLayout()
        sp.setLayout(l)
        if for_global_prefs:
            msg = _(
                'When generating covers, a style for the cover is chosen at random from the'
                ' styles below. You can prevent an individual style from being selected by'
                ' unchecking it. The preview on the right shows the currently selected style.'
            )
        else:
            msg = _(
                'Choose a style to be used for this generated cover.'
            ) + '<p>' + _(
                'In normal cover generation, the style is chosen at random from the list of styles below. You'
                ' can prevent an individual style from being chosen by unchecking it here.'
            )
        sp.la = la = QLabel('<p>' + msg)
        la.setWordWrap(True)
        l.addWidget(la)
        self.styles_list = sl = QListWidget(sp)
        l.addWidget(sl)
        self.style_map = OrderedDict()

        self.font_page = fp = QWidget(st)
        st.addTab(fp, _('&Fonts and sizes'))
        fp.l = l = QFormLayout()
        fp.setLayout(l)
        fp.f = []

        def add_hline():
            f = QFrame()
            fp.f.append(f)
            f.setFrameShape(QFrame.Shape.HLine)
            l.addRow(f)

        for x, label, size_label in (
            ('title', _('&Title font family:'), _('&Title font size:')),
            ('subtitle', _('&Subtitle font family:'),
             _('&Subtitle font size:')),
            ('footer', _('&Footer font family:'), _('&Footer font size:')),
        ):
            attr = '%s_font_family' % x
            ff = FontFamilyChooser(fp)
            setattr(self, attr, ff)
            l.addRow(label, ff)
            ff.family_changed.connect(self.emit_changed)
            attr = '%s_font_size' % x
            fs = QSpinBox(fp)
            setattr(self, attr, fs)
            fs.setMinimum(8), fs.setMaximum(200), fs.setSuffix(' px')
            fs.setValue(prefs[attr])
            fs.valueChanged.connect(self.emit_changed)
            l.addRow(size_label, fs)
            add_hline()
        self.changed_timer = t = QTimer(self)
        t.setSingleShot(True), t.setInterval(500), t.timeout.connect(
            self.emit_changed)

        def create_sz(label):
            ans = QSpinBox(self)
            ans.setSuffix(' px'), ans.setMinimum(100), ans.setMaximum(10000)
            l.addRow(label, ans)
            ans.valueChanged.connect(self.changed_timer.start)
            return ans

        self.cover_width = create_sz(_('Cover &width:'))
        self.cover_height = create_sz(_('Cover &height:'))
        fp.cla = la = QLabel(
            _('Note that the preview to the side is of fixed aspect ratio, so changing the cover'
              ' width above will not have any effect. If you change the height, you should also change the width nevertheless'
              ' as it will be used in actual cover generation.'))
        la.setWordWrap(True)
        l.addRow(la)

        self.templates_page = tp = QWidget(st)
        st.addTab(tp, _('&Text'))
        tp.l = l = QVBoxLayout()
        tp.setLayout(l)
        tp.la = la = QLabel(
            _('The text on the generated cover is taken from the metadata of the book.'
              ' This is controlled via templates. You can use the <b>, <i> and <br> tags'
              ' in the templates for bold, italic and line breaks, respectively. The'
              ' default templates use the title, series and authors. You can change them to use'
              ' whatever metadata you like.'))
        la.setWordWrap(True), la.setTextFormat(Qt.TextFormat.PlainText)
        l.addWidget(la)

        def create_template_widget(title, which, button):
            attr = which + '_template'
            heading = QLabel('<h2>' + title)
            setattr(tp, attr + '_heading', heading)
            l.addWidget(heading)
            la = QLabel()
            setattr(self, attr, la)
            l.addWidget(la), la.setTextFormat(
                Qt.TextFormat.PlainText), la.setStyleSheet(
                    'QLabel {font-family: monospace}')
            la.setWordWrap(True)
            b = QPushButton(button)
            b.setSizePolicy(QSizePolicy.Policy.Fixed, QSizePolicy.Policy.Fixed)
            connect_lambda(b.clicked, self,
                           lambda self: self.change_template(which))
            setattr(self, attr + '_button', b)
            l.addWidget(b)
            if which != 'footer':
                f = QFrame(tp)
                setattr(tp, attr + '_sep',
                        f), f.setFrameShape(QFrame.Shape.HLine)
                l.addWidget(f)
            l.addSpacing(10)

        create_template_widget(_('The title template'), 'title',
                               _('Change the &title template'))
        create_template_widget(_('The sub-title template'), 'subtitle',
                               _('Change the &sub-title template'))
        create_template_widget(_('The footer template'), 'footer',
                               _('Change the &footer template'))
        l.addStretch(2)

        self.apply_prefs(prefs)
        self.changed.connect(self.update_preview)
        self.styles_list.itemSelectionChanged.connect(self.update_preview)
        self.colors_list.itemSelectionChanged.connect(self.update_preview)
        self.update_preview()