Python Manager.register_shortcut方法代码示例

# 需要导入模块: from calibre.gui2.keyboard import Manager [as 别名]
# 或者: from calibre.gui2.keyboard.Manager import register_shortcut [as 别名]
class Main(MainWindow):

    APP_NAME = _('Edit Book')
    STATE_VERSION = 0

    def __init__(self, opts, notify=None):
        MainWindow.__init__(self, opts, disable_automatic_gc=True)
        self.setWindowTitle(self.APP_NAME)
        self.boss = Boss(self, notify=notify)
        self.setWindowIcon(QIcon(I('tweak.png')))
        self.opts = opts
        self.path_to_ebook = None
        self.container = None
        self.current_metadata = None
        self.blocking_job = BlockingJob(self)
        self.keyboard = KeyboardManager(self, config_name='shortcuts/tweak_book')

        self.central = Central(self)
        self.setCentralWidget(self.central)
        self.check_book = Check(self)
        self.spell_check = SpellCheck(parent=self)
        self.toc_view = TOCViewer(self)
        self.saved_searches = SavedSearches(self)
        self.image_browser = InsertImage(self, for_browsing=True)
        self.reports = Reports(self)
        self.check_external_links = CheckExternalLinks(self)
        self.insert_char = CharSelect(self)
        self.manage_fonts = ManageFonts(self)
        self.sr_debug_output = DebugOutput(self)

        self.create_actions()
        self.create_toolbars()
        self.create_docks()
        self.create_menubar()

        self.status_bar = self.statusBar()
        self.status_bar.addPermanentWidget(self.boss.save_manager.status_widget)
        self.cursor_position_widget = CursorPositionWidget(self)
        self.status_bar.addPermanentWidget(self.cursor_position_widget)
        self.status_bar_default_msg = la = QLabel(_('{0} {1} created by {2}').format(__appname__, get_version(), 'Kovid Goyal'))
        la.base_template = unicode(la.text())
        self.status_bar.addWidget(la)
        f = self.status_bar.font()
        f.setBold(True)
        self.status_bar.setFont(f)

        self.boss(self)
        g = QApplication.instance().desktop().availableGeometry(self)
        self.resize(g.width()-50, g.height()-50)

        self.restore_state()
        self.apply_settings()

    def apply_settings(self):
        self.keyboard.finalize()
        self.setDockNestingEnabled(tprefs['nestable_dock_widgets'])
        for v, h in product(('top', 'bottom'), ('left', 'right')):
            p = 'dock_%s_%s' % (v, h)
            pref = tprefs[p] or tprefs.defaults[p]
            area = getattr(Qt, '%sDockWidgetArea' % capitalize({'vertical':h, 'horizontal':v}[pref]))
            self.setCorner(getattr(Qt, '%s%sCorner' % tuple(map(capitalize, (v, h)))), area)
        self.preview.apply_settings()
        self.live_css.apply_theme()
        for bar in (self.global_bar, self.tools_bar, self.plugins_bar):
            bar.setIconSize(QSize(tprefs['toolbar_icon_size'], tprefs['toolbar_icon_size']))

    def show_status_message(self, msg, timeout=5):
        self.status_bar.showMessage(msg, int(timeout*1000))

    def elided_text(self, text, width=300):
        return elided_text(text, font=self.font(), width=width)

    @property
    def editor_tabs(self):
        return self.central.editor_tabs

    def create_actions(self):
        group = _('Global Actions')

        def reg(icon, text, target, sid, keys, description, toolbar_allowed=False):
            if not isinstance(icon, QIcon):
                icon = QIcon(I(icon))
            ac = actions[sid] = QAction(icon, text, self) if icon else QAction(text, self)
            ac.setObjectName('action-' + sid)
            if toolbar_allowed:
                toolbar_actions[sid] = ac
            if target is not None:
                ac.triggered.connect(target)
            if isinstance(keys, type('')):
                keys = (keys,)
            self.keyboard.register_shortcut(
                sid, unicode(ac.text()).replace('&', ''), default_keys=keys, description=description, action=ac, group=group)
            self.addAction(ac)
            return ac
        def treg(icon, text, target, sid, keys, description):
            return reg(icon, text, target, sid, keys, description, toolbar_allowed=icon is not None)

        self.action_new_file = treg('document-new.png', _('&New file (images/fonts/HTML/etc.)'), self.boss.add_file,
                                   'new-file', (), _('Create a new file in the current book'))
        self.action_import_files = treg('document-import.png', _('&Import files into book'), self.boss.add_files, 'new-files', (), _('Import files into book'))
#.........这里部分代码省略.........

# 需要导入模块: from calibre.gui2.keyboard import Manager [as 别名]
# 或者: from calibre.gui2.keyboard.Manager import register_shortcut [as 别名]
class Main(MainWindow):

    APP_NAME = _('Tweak Book')

    def __init__(self, opts):
        MainWindow.__init__(self, opts, disable_automatic_gc=True)
        self.boss = Boss(self)
        self.setWindowTitle(self.APP_NAME)
        self.setWindowIcon(QIcon(I('tweak.png')))
        self.opts = opts
        self.path_to_ebook = None
        self.container = None
        self.current_metadata = None
        self.blocking_job = BlockingJob(self)
        self.keyboard = KeyboardManager(parent=self, config_name='shortcuts/tweak')

        self.create_actions()
        self.create_menubar()
        self.create_toolbar()
        self.create_docks()

        self.status_bar = self.statusBar()
        self.l = QLabel('Placeholder')

        self.setCentralWidget(self.l)
        self.boss(self)

        self.keyboard.finalize()

    def create_actions(self):
        group = _('Global Actions')

        def reg(icon, text, target, sid, keys, description):
            ac = QAction(QIcon(I(icon)), text, self)
            ac.triggered.connect(target)
            if isinstance(keys, type('')):
                keys = (keys,)
            self.keyboard.register_shortcut(
                sid, unicode(ac.text()), default_keys=keys, description=description, action=ac, group=group)
            self.addAction(ac)
            return ac

        self.action_open_book = reg('document_open.png', _('Open &book'), self.boss.open_book, 'open-book', 'Ctrl+O', _('Open a new book'))
        self.action_global_undo = reg('back.png', _('&Revert to before'), self.boss.do_global_undo, 'global-undo', 'Ctrl+Left',
                                      _('Revert book to before the last action (Undo)'))
        self.action_global_redo = reg('forward.png', _('&Revert to after'), self.boss.do_global_redo, 'global-redo', 'Ctrl+Right',
                                      _('Revert book state to after the next action (Redo)'))

    def create_menubar(self):
        b = self.menuBar()

        f = b.addMenu(_('&File'))
        f.addAction(self.action_open_book)

        e = b.addMenu(_('&Edit'))
        e.addAction(self.action_global_undo)
        e.addAction(self.action_global_redo)

    def create_toolbar(self):
        self.global_bar = b = self.addToolBar(_('Global'))
        b.addAction(self.action_open_book)
        b.addAction(self.action_global_undo)
        b.addAction(self.action_global_redo)

    def create_docks(self):
        self.file_list_dock = d = QDockWidget(_('&Files Browser'), self)
        d.setAllowedAreas(Qt.LeftDockWidgetArea | Qt.RightDockWidgetArea)
        self.file_list = FileListWidget(d)
        d.setWidget(self.file_list)
        self.addDockWidget(Qt.LeftDockWidgetArea, d)

    def resizeEvent(self, ev):
        self.blocking_job.resize(ev.size())
        return super(Main, self).resizeEvent(ev)

    def update_window_title(self):
        self.setWindowTitle(self.current_metadata.title + ' [%s] - %s' %(current_container().book_type.upper(), self.APP_NAME))

# 需要导入模块: from calibre.gui2.keyboard import Manager [as 别名]
# 或者: from calibre.gui2.keyboard.Manager import register_shortcut [as 别名]

#.........这里部分代码省略.........
        LayoutMixin.init_layout_mixin(self)
        DeviceMixin.init_device_mixin(self)

        self.progress_indicator = ProgressIndicator(self)
        self.progress_indicator.pos = (0, 20)
        self.verbose = opts.verbose
        self.get_metadata = GetMetadata()
        self.upload_memory = {}
        self.metadata_dialogs = []
        self.default_thumbnail = None
        self.tb_wrapper = textwrap.TextWrapper(width=40)
        self.viewers = collections.deque()
        self.system_tray_icon = None
        if config['systray_icon']:
            self.system_tray_icon = factory(app_id='com.calibre-ebook.gui').create_system_tray_icon(parent=self, title='calibre')
        if self.system_tray_icon is not None:
            self.system_tray_icon.setIcon(QIcon(I('lt.png')))
            self.system_tray_icon.setToolTip(self.jobs_button.tray_tooltip())
            self.system_tray_icon.setVisible(True)
            self.jobs_button.tray_tooltip_updated.connect(self.system_tray_icon.setToolTip)
        elif config['systray_icon']:
            prints('Failed to create system tray icon, your desktop environment probably does not support the StatusNotifier spec')
        self.system_tray_menu = QMenu(self)
        self.toggle_to_tray_action = self.system_tray_menu.addAction(QIcon(I('page.png')), '')
        self.toggle_to_tray_action.triggered.connect(self.system_tray_icon_activated)
        self.system_tray_menu.addAction(self.donate_action)
        self.donate_button.setDefaultAction(self.donate_action)
        self.donate_button.setStatusTip(self.donate_button.toolTip())
        self.eject_action = self.system_tray_menu.addAction(
                QIcon(I('eject.png')), _('&Eject connected device'))
        self.eject_action.setEnabled(False)
        self.addAction(self.quit_action)
        self.system_tray_menu.addAction(self.quit_action)
        self.keyboard.register_shortcut('quit calibre', _('Quit calibre'),
                default_keys=('Ctrl+Q',), action=self.quit_action)
        if self.system_tray_icon is not None:
            self.system_tray_icon.setContextMenu(self.system_tray_menu)
            self.system_tray_icon.activated.connect(self.system_tray_icon_activated)
        self.quit_action.triggered[bool].connect(self.quit)
        self.donate_action.triggered[bool].connect(self.donate)

        self.esc_action = QAction(self)
        self.addAction(self.esc_action)
        self.keyboard.register_shortcut('clear current search',
                _('Clear the current search'), default_keys=('Esc',),
                action=self.esc_action)
        self.esc_action.triggered.connect(self.esc)

        self.shift_esc_action = QAction(self)
        self.addAction(self.shift_esc_action)
        self.keyboard.register_shortcut('focus book list',
                _('Focus the book list'), default_keys=('Shift+Esc',),
                action=self.shift_esc_action)
        self.shift_esc_action.triggered.connect(self.shift_esc)

        self.ctrl_esc_action = QAction(self)
        self.addAction(self.ctrl_esc_action)
        self.keyboard.register_shortcut('clear virtual library',
                _('Clear the virtual library'), default_keys=('Ctrl+Esc',),
                action=self.ctrl_esc_action)
        self.ctrl_esc_action.triggered.connect(self.ctrl_esc)

        self.alt_esc_action = QAction(self)
        self.addAction(self.alt_esc_action)
        self.keyboard.register_shortcut('clear additional restriction',
                _('Clear the additional restriction'), default_keys=('Alt+Esc',),

# 需要导入模块: from calibre.gui2.keyboard import Manager [as 别名]
# 或者: from calibre.gui2.keyboard.Manager import register_shortcut [as 别名]
class Main(MainWindow):

    APP_NAME = _('Edit Book')
    STATE_VERSION = 0

    def __init__(self, opts, notify=None):
        MainWindow.__init__(self, opts, disable_automatic_gc=True)
        self.boss = Boss(self, notify=notify)
        self.setWindowTitle(self.APP_NAME)
        self.setWindowIcon(QIcon(I('tweak.png')))
        self.opts = opts
        self.path_to_ebook = None
        self.container = None
        self.current_metadata = None
        self.blocking_job = BlockingJob(self)
        self.keyboard = KeyboardManager(self, config_name='shortcuts/tweak_book')

        self.central = Central(self)
        self.setCentralWidget(self.central)
        self.check_book = Check(self)
        self.toc_view = TOCViewer(self)
        self.image_browser = InsertImage(self, for_browsing=True)
        self.insert_char = CharSelect(self)

        self.create_actions()
        self.create_toolbars()
        self.create_docks()
        self.create_menubar()

        self.status_bar = self.statusBar()
        self.status_bar.addPermanentWidget(self.boss.save_manager.status_widget)
        self.cursor_position_widget = CursorPositionWidget(self)
        self.status_bar.addPermanentWidget(self.cursor_position_widget)
        self.status_bar.addWidget(QLabel(_('{0} {1} created by {2}').format(__appname__, get_version(), 'Kovid Goyal')))
        f = self.status_bar.font()
        f.setBold(True)
        self.status_bar.setFont(f)

        self.boss(self)
        g = QApplication.instance().desktop().availableGeometry(self)
        self.resize(g.width()-50, g.height()-50)

        self.restore_state()
        self.apply_settings()

    def apply_settings(self):
        self.keyboard.finalize()
        self.setDockNestingEnabled(tprefs['nestable_dock_widgets'])
        for v, h in product(('top', 'bottom'), ('left', 'right')):
            p = 'dock_%s_%s' % (v, h)
            pref = tprefs[p] or tprefs.defaults[p]
            area = getattr(Qt, '%sDockWidgetArea' % capitalize({'vertical':h, 'horizontal':v}[pref]))
            self.setCorner(getattr(Qt, '%s%sCorner' % tuple(map(capitalize, (v, h)))), area)
        self.preview.apply_settings()

    def show_status_message(self, msg, timeout=5):
        self.status_bar.showMessage(msg, int(timeout*1000))

    def elided_text(self, text, width=300):
        return elided_text(text, font=self.font(), width=width)

    @property
    def editor_tabs(self):
        return self.central.editor_tabs

    def create_actions(self):
        group = _('Global Actions')

        def reg(icon, text, target, sid, keys, description):
            ac = actions[sid] = QAction(QIcon(I(icon)), text, self) if icon else QAction(text, self)
            ac.setObjectName('action-' + sid)
            if target is not None:
                ac.triggered.connect(target)
            if isinstance(keys, type('')):
                keys = (keys,)
            self.keyboard.register_shortcut(
                sid, unicode(ac.text()).replace('&', ''), default_keys=keys, description=description, action=ac, group=group)
            self.addAction(ac)
            return ac

        self.action_new_file = reg('document-new.png', _('&New file (images/fonts/HTML/etc.)'), self.boss.add_file,
                                   'new-file', (), _('Create a new file in the current book'))
        self.action_import_files = reg(None, _('&Import files into book'), self.boss.add_files, 'new-files', (), _('Import files into book'))
        self.action_open_book = reg('document_open.png', _('Open &book'), self.boss.open_book, 'open-book', 'Ctrl+O', _('Open a new book'))
        self.action_global_undo = reg('back.png', _('&Revert to before'), self.boss.do_global_undo, 'global-undo', 'Ctrl+Left',
                                      _('Revert book to before the last action (Undo)'))
        self.action_global_redo = reg('forward.png', _('&Revert to after'), self.boss.do_global_redo, 'global-redo', 'Ctrl+Right',
                                      _('Revert book state to after the next action (Redo)'))
        self.action_save = reg('save.png', _('&Save'), self.boss.save_book, 'save-book', 'Ctrl+S', _('Save book'))
        self.action_save.setEnabled(False)
        self.action_save_copy = reg('save.png', _('Save a &copy'), self.boss.save_copy, 'save-copy', 'Ctrl+Alt+S', _('Save a copy of the book'))
        self.action_quit = reg('quit.png', _('&Quit'), self.boss.quit, 'quit', 'Ctrl+Q', _('Quit'))
        self.action_preferences = reg('config.png', _('&Preferences'), self.boss.preferences, 'preferences', 'Ctrl+P', _('Preferences'))
        self.action_new_book = reg('book.png', _('Create &new, empty book'), self.boss.new_book, 'new-book', (), _('Create a new, empty book'))

        # Editor actions
        group = _('Editor actions')
        self.action_editor_undo = reg('edit-undo.png', _('&Undo'), self.boss.do_editor_undo, 'editor-undo', 'Ctrl+Z',
                                      _('Undo typing'))
        self.action_editor_redo = reg('edit-redo.png', _('&Redo'), self.boss.do_editor_redo, 'editor-redo', 'Ctrl+Y',
#.........这里部分代码省略.........

# 需要导入模块: from calibre.gui2.keyboard import Manager [as 别名]
# 或者: from calibre.gui2.keyboard.Manager import register_shortcut [as 别名]
class Main(MainWindow):

    APP_NAME = _('Tweak Book')
    STATE_VERSION = 0

    def __init__(self, opts):
        MainWindow.__init__(self, opts, disable_automatic_gc=True)
        self.boss = Boss(self)
        self.setWindowTitle(self.APP_NAME)
        self.setWindowIcon(QIcon(I('tweak.png')))
        self.opts = opts
        self.path_to_ebook = None
        self.container = None
        self.current_metadata = None
        self.blocking_job = BlockingJob(self)
        self.keyboard = KeyboardManager(parent=self, config_name='shortcuts/tweak')

        self.create_actions()
        self.create_menubar()
        self.create_toolbar()
        self.create_docks()

        self.status_bar = self.statusBar()
        self.l = QLabel('Placeholder')
        self.status_bar.addPermanentWidget(self.boss.save_manager.status_widget)
        self.status_bar.addWidget(QLabel(_('{0} {1} created by {2}').format(__appname__, get_version(), 'Kovid Goyal')))
        f = self.status_bar.font()
        f.setBold(True)
        self.status_bar.setFont(f)

        self.setCentralWidget(self.l)
        self.boss(self)
        g = QApplication.instance().desktop().availableGeometry(self)
        self.resize(g.width()-50, g.height()-50)
        self.restore_state()

        self.keyboard.finalize()

    def create_actions(self):
        group = _('Global Actions')

        def reg(icon, text, target, sid, keys, description):
            ac = QAction(QIcon(I(icon)), text, self)
            ac.setObjectName('action-' + sid)
            ac.triggered.connect(target)
            if isinstance(keys, type('')):
                keys = (keys,)
            self.keyboard.register_shortcut(
                sid, unicode(ac.text()), default_keys=keys, description=description, action=ac, group=group)
            self.addAction(ac)
            return ac

        self.action_open_book = reg('document_open.png', _('Open &book'), self.boss.open_book, 'open-book', 'Ctrl+O', _('Open a new book'))
        self.action_global_undo = reg('back.png', _('&Revert to before'), self.boss.do_global_undo, 'global-undo', 'Ctrl+Left',
                                      _('Revert book to before the last action (Undo)'))
        self.action_global_redo = reg('forward.png', _('&Revert to after'), self.boss.do_global_redo, 'global-redo', 'Ctrl+Right',
                                      _('Revert book state to after the next action (Redo)'))
        self.action_save = reg('save.png', _('&Save'), self.boss.save_book, 'save-book', 'Ctrl+S', _('Save book'))
        self.action_save.setEnabled(False)
        self.action_quit = reg('quit.png', _('&Quit'), self.boss.quit, 'quit', 'Ctrl+Q', _('Quit'))

    def create_menubar(self):
        b = self.menuBar()

        f = b.addMenu(_('&File'))
        f.addAction(self.action_open_book)
        f.addAction(self.action_save)
        f.addAction(self.action_quit)

        e = b.addMenu(_('&Edit'))
        e.addAction(self.action_global_undo)
        e.addAction(self.action_global_redo)

    def create_toolbar(self):
        self.global_bar = b = self.addToolBar(_('Global'))
        b.setObjectName('global_bar')  # Needed for saveState
        b.addAction(self.action_open_book)
        b.addAction(self.action_global_undo)
        b.addAction(self.action_global_redo)
        b.addAction(self.action_save)

    def create_docks(self):
        self.file_list_dock = d = QDockWidget(_('&Files Browser'), self)
        d.setObjectName('file_list_dock')  # Needed for saveState
        d.setAllowedAreas(Qt.LeftDockWidgetArea | Qt.RightDockWidgetArea)
        self.file_list = FileListWidget(d)
        d.setWidget(self.file_list)
        self.addDockWidget(Qt.LeftDockWidgetArea, d)

    def resizeEvent(self, ev):
        self.blocking_job.resize(ev.size())
        return super(Main, self).resizeEvent(ev)

    def update_window_title(self):
        self.setWindowTitle(self.current_metadata.title + ' [%s] - %s' %(current_container().book_type.upper(), self.APP_NAME))

    def closeEvent(self, e):
        if not self.boss.confirm_quit():
            e.ignore()
            return
#.........这里部分代码省略.........

# 需要导入模块: from calibre.gui2.keyboard import Manager [as 别名]
# 或者: from calibre.gui2.keyboard.Manager import register_shortcut [as 别名]
class Main(MainWindow):

    APP_NAME = _("Edit Book")
    STATE_VERSION = 0

    def __init__(self, opts, notify=None):
        MainWindow.__init__(self, opts, disable_automatic_gc=True)
        self.boss = Boss(self, notify=notify)
        self.setWindowTitle(self.APP_NAME)
        self.setWindowIcon(QIcon(I("tweak.png")))
        self.opts = opts
        self.path_to_ebook = None
        self.container = None
        self.current_metadata = None
        self.blocking_job = BlockingJob(self)
        self.keyboard = KeyboardManager(self, config_name="shortcuts/tweak_book")

        self.central = Central(self)
        self.setCentralWidget(self.central)
        self.check_book = Check(self)
        self.spell_check = SpellCheck(parent=self)
        self.toc_view = TOCViewer(self)
        self.saved_searches = SavedSearches(self)
        self.image_browser = InsertImage(self, for_browsing=True)
        self.insert_char = CharSelect(self)
        self.manage_fonts = ManageFonts(self)

        self.create_actions()
        self.create_toolbars()
        self.create_docks()
        self.create_menubar()

        self.status_bar = self.statusBar()
        self.status_bar.addPermanentWidget(self.boss.save_manager.status_widget)
        self.cursor_position_widget = CursorPositionWidget(self)
        self.status_bar.addPermanentWidget(self.cursor_position_widget)
        self.status_bar_default_msg = la = QLabel(
            _("{0} {1} created by {2}").format(__appname__, get_version(), "Kovid Goyal")
        )
        la.base_template = unicode(la.text())
        self.status_bar.addWidget(la)
        f = self.status_bar.font()
        f.setBold(True)
        self.status_bar.setFont(f)

        self.boss(self)
        g = QApplication.instance().desktop().availableGeometry(self)
        self.resize(g.width() - 50, g.height() - 50)

        self.restore_state()
        self.apply_settings()

    def apply_settings(self):
        self.keyboard.finalize()
        self.setDockNestingEnabled(tprefs["nestable_dock_widgets"])
        for v, h in product(("top", "bottom"), ("left", "right")):
            p = "dock_%s_%s" % (v, h)
            pref = tprefs[p] or tprefs.defaults[p]
            area = getattr(Qt, "%sDockWidgetArea" % capitalize({"vertical": h, "horizontal": v}[pref]))
            self.setCorner(getattr(Qt, "%s%sCorner" % tuple(map(capitalize, (v, h)))), area)
        self.preview.apply_settings()
        self.live_css.apply_theme()

    def show_status_message(self, msg, timeout=5):
        self.status_bar.showMessage(msg, int(timeout * 1000))

    def elided_text(self, text, width=300):
        return elided_text(text, font=self.font(), width=width)

    @property
    def editor_tabs(self):
        return self.central.editor_tabs

    def create_actions(self):
        group = _("Global Actions")

        def reg(icon, text, target, sid, keys, description, toolbar_allowed=False):
            if not isinstance(icon, QIcon):
                icon = QIcon(I(icon))
            ac = actions[sid] = QAction(icon, text, self) if icon else QAction(text, self)
            ac.setObjectName("action-" + sid)
            if toolbar_allowed:
                toolbar_actions[sid] = ac
            if target is not None:
                ac.triggered.connect(target)
            if isinstance(keys, type("")):
                keys = (keys,)
            self.keyboard.register_shortcut(
                sid,
                unicode(ac.text()).replace("&", ""),
                default_keys=keys,
                description=description,
                action=ac,
                group=group,
            )
            self.addAction(ac)
            return ac

        def treg(icon, text, target, sid, keys, description):
            return reg(icon, text, target, sid, keys, description, toolbar_allowed=icon is not None)
#.........这里部分代码省略.........

# 需要导入模块: from calibre.gui2.keyboard import Manager [as 别名]
# 或者: from calibre.gui2.keyboard.Manager import register_shortcut [as 别名]
class Main(MainWindow):

    APP_NAME = _('Tweak Book')
    STATE_VERSION = 0

    def __init__(self, opts):
        MainWindow.__init__(self, opts, disable_automatic_gc=True)
        self.boss = Boss(self)
        self.setWindowTitle(self.APP_NAME)
        self.setWindowIcon(QIcon(I('tweak.png')))
        self.opts = opts
        self.path_to_ebook = None
        self.container = None
        self.current_metadata = None
        self.blocking_job = BlockingJob(self)
        self.keyboard = KeyboardManager(self, config_name='shortcuts/tweak_book')

        self.central = Central(self)
        self.setCentralWidget(self.central)

        self.create_actions()
        self.create_toolbars()
        self.create_docks()
        self.create_menubar()

        self.status_bar = self.statusBar()
        self.status_bar.addPermanentWidget(self.boss.save_manager.status_widget)
        self.status_bar.addWidget(QLabel(_('{0} {1} created by {2}').format(__appname__, get_version(), 'Kovid Goyal')))
        f = self.status_bar.font()
        f.setBold(True)
        self.status_bar.setFont(f)

        self.boss(self)
        g = QApplication.instance().desktop().availableGeometry(self)
        self.resize(g.width()-50, g.height()-50)
        self.restore_state()

        self.keyboard.finalize()

    def elided_text(self, text, width=200, mode=Qt.ElideMiddle):
        return elided_text(self.font(), text, width=width, mode=mode)

    @property
    def editor_tabs(self):
        return self.central.editor_tabs

    def create_actions(self):
        group = _('Global Actions')

        def reg(icon, text, target, sid, keys, description):
            ac = actions[sid] = QAction(QIcon(I(icon)), text, self) if icon else QAction(text, self)
            ac.setObjectName('action-' + sid)
            if target is not None:
                ac.triggered.connect(target)
            if isinstance(keys, type('')):
                keys = (keys,)
            self.keyboard.register_shortcut(
                sid, unicode(ac.text()).replace('&', ''), default_keys=keys, description=description, action=ac, group=group)
            self.addAction(ac)
            return ac

        self.action_new_file = reg('document-new.png', _('&New file'), self.boss.add_file, 'new-file', (), _('Create a new file in the current book'))
        self.action_open_book = reg('document_open.png', _('Open &book'), self.boss.open_book, 'open-book', 'Ctrl+O', _('Open a new book'))
        self.action_global_undo = reg('back.png', _('&Revert to before'), self.boss.do_global_undo, 'global-undo', 'Ctrl+Left',
                                      _('Revert book to before the last action (Undo)'))
        self.action_global_redo = reg('forward.png', _('&Revert to after'), self.boss.do_global_redo, 'global-redo', 'Ctrl+Right',
                                      _('Revert book state to after the next action (Redo)'))
        self.action_save = reg('save.png', _('&Save'), self.boss.save_book, 'save-book', 'Ctrl+Shift+S', _('Save book'))
        self.action_save.setEnabled(False)
        self.action_quit = reg('quit.png', _('&Quit'), self.boss.quit, 'quit', 'Ctrl+Q', _('Quit'))
        self.action_preferences = reg('config.png', _('&Preferences'), self.boss.preferences, 'preferences', 'Ctrl+P', _('Preferences'))

        # Editor actions
        group = _('Editor actions')
        self.action_editor_undo = reg('edit-undo.png', _('&Undo'), self.boss.do_editor_undo, 'editor-undo', 'Ctrl+Z',
                                      _('Undo typing'))
        self.action_editor_redo = reg('edit-redo.png', _('&Redo'), self.boss.do_editor_redo, 'editor-redo', 'Ctrl+Y',
                                      _('Redo typing'))
        self.action_editor_save = reg('save.png', _('&Save'), self.boss.do_editor_save, 'editor-save', 'Ctrl+S',
                                      _('Save changes to the current file'))
        self.action_editor_cut = reg('edit-cut.png', _('C&ut text'), self.boss.do_editor_cut, 'editor-cut', ('Ctrl+X', 'Shift+Delete', ),
                                      _('Cut text'))
        self.action_editor_copy = reg('edit-copy.png', _('&Copy text'), self.boss.do_editor_copy, 'editor-copy', ('Ctrl+C', 'Ctrl+Insert'),
                                      _('Copy text'))
        self.action_editor_paste = reg('edit-paste.png', _('&Paste text'), self.boss.do_editor_paste, 'editor-paste', ('Ctrl+V', 'Shift+Insert', ),
                                      _('Paste text'))
        self.action_editor_cut.setEnabled(False)
        self.action_editor_copy.setEnabled(False)
        self.action_editor_undo.setEnabled(False)
        self.action_editor_redo.setEnabled(False)

        # Tool actions
        group = _('Tools')
        self.action_toc = reg('toc.png', _('&Edit Table of Contents'), self.boss.edit_toc, 'edit-toc', (), _('Edit Table of Contents'))
        self.action_fix_html_current = reg('html-fix.png', _('&Fix HTML'), partial(self.boss.fix_html, True), 'fix-html-current', (),
                                           _('Fix HTML in the current file'))
        self.action_fix_html_all = reg('html-fix.png', _('&Fix HTML - all files'), partial(self.boss.fix_html, False), 'fix-html-all', (),
                                       _('Fix HTML in all files'))
        self.action_pretty_current = reg('format-justify-fill.png', _('&Beautify current file'), partial(self.boss.pretty_print, True), 'pretty-current', (),
                                           _('Beautify current file'))
#.........这里部分代码省略.........