Python Qt.QToolBar类代码示例

class MainWindow(QDialog):

    def __init__(self,
            default_status_msg=_('Welcome to') + ' ' + __appname__+' console',
            parent=None):
        QDialog.__init__(self, parent)

        self.restart_requested = False
        self.l = QVBoxLayout()
        self.setLayout(self.l)

        self.resize(800, 600)
        geom = dynamic.get('console_window_geometry', None)
        if geom is not None:
            self.restoreGeometry(geom)

        # Setup tool bar {{{
        self.tool_bar = QToolBar(self)
        self.tool_bar.setToolButtonStyle(Qt.ToolButtonTextOnly)
        self.l.addWidget(self.tool_bar)
        # }}}

        # Setup status bar {{{
        self.status_bar = QStatusBar(self)
        self.status_bar.defmsg = QLabel(__appname__ + _(' console ') +
                __version__)
        self.status_bar._font = QFont()
        self.status_bar._font.setBold(True)
        self.status_bar.defmsg.setFont(self.status_bar._font)
        self.status_bar.addWidget(self.status_bar.defmsg)
        # }}}

        self.console = Console(parent=self)
        self.console.running.connect(partial(self.status_bar.showMessage,
            _('Code is running')))
        self.console.running_done.connect(self.status_bar.clearMessage)
        self.l.addWidget(self.console)
        self.l.addWidget(self.status_bar)
        self.setWindowTitle(__appname__ + ' console')
        self.setWindowIcon(QIcon(I('console.png')))

        self.restart_action = QAction(_('Restart console'), self)
        self.restart_action.setShortcut(_('Ctrl+R'))
        self.addAction(self.restart_action)
        self.restart_action.triggered.connect(self.restart)
        self.console.context_menu.addAction(self.restart_action)

    def restart(self):
        self.restart_requested = True
        self.reject()

    def closeEvent(self, *args):
        dynamic.set('console_window_geometry',
                bytearray(self.saveGeometry()))
        self.console.shutdown()
        return QDialog.closeEvent(self, *args)

    def setupFileActions(self):
        tb = QToolBar(self)
        tb.setWindowTitle("File Actions")
        self.addToolBar(tb)

        menu = QMenu("&File", self)
        self.menuBar().addMenu(menu)

        self.actionNew = QAction("&New", self, priority=QAction.LowPriority,
                shortcut=QKeySequence.New, triggered=self.fileNew)
        tb.addAction(self.actionNew)
        menu.addAction(self.actionNew)

        self.actionOpen = QAction("&Open...", self, shortcut=QKeySequence.Open,
                triggered=self.fileOpen)
        tb.addAction(self.actionOpen)
        menu.addAction(self.actionOpen)
        menu.addSeparator()

        self.actionSave = QAction("&Save", self, shortcut=QKeySequence.Save,
                triggered=self.fileSave, enabled=False)
        tb.addAction(self.actionSave)
        menu.addAction(self.actionSave)

        self.actionSaveAs = QAction("Save &As...", self, priority=QAction.LowPriority,
                shortcut=Qt.CTRL + Qt.SHIFT + Qt.Key_S, triggered=self.fileSaveAs)
        menu.addAction(self.actionSaveAs)
        menu.addSeparator()
 
        self.actionQuit = QAction("&Quit", self, shortcut=QKeySequence.Quit, triggered=self.close)
        menu.addAction(self.actionQuit)

    def __init__(self, donate_action, location_manager, parent):
        QToolBar.__init__(self, parent)
        self.setMovable(False)
        self.setFloatable(False)
        self.setOrientation(Qt.Horizontal)
        self.setAllowedAreas(Qt.TopToolBarArea|Qt.BottomToolBarArea)
        self.setStyleSheet('QToolButton:checked { font-weight: bold }')
        self.preferred_width = self.sizeHint().width()
        self.gui = parent
        self.donate_action = donate_action
        self.donate_button = None
        self.added_actions = []

        self.location_manager = location_manager
        self.setAcceptDrops(True)
        self.showing_donate = False

    def __init__(self, name, plugins, gui_name, parent=None):
        QWidget.__init__(self, parent)
        self._layout = QVBoxLayout()
        self.setLayout(self._layout)
        self.label = QLabel(gui_name)
        self.sep = QFrame(self)
        self.bf = QFont()
        self.bf.setBold(True)
        self.label.setFont(self.bf)
        self.sep.setFrameShape(QFrame.HLine)
        self._layout.addWidget(self.label)
        self._layout.addWidget(self.sep)

        self.plugins = plugins

        self.bar = QToolBar(self)
        self.bar.setStyleSheet(
                'QToolBar { border: none; background: none }')
        self.bar.setIconSize(QSize(32, 32))
        self.bar.setMovable(False)
        self.bar.setFloatable(False)
        self.bar.setToolButtonStyle(Qt.ToolButtonTextUnderIcon)
        self._layout.addWidget(self.bar)
        self.actions = []
        for p in plugins:
            target = partial(self.triggered, p)
            ac = self.bar.addAction(QIcon(p.icon), p.gui_name, target)
            ac.setToolTip(textwrap.fill(p.description))
            ac.setWhatsThis(textwrap.fill(p.description))
            ac.setStatusTip(p.description)
            self.actions.append(ac)
            w = self.bar.widgetForAction(ac)
            w.setCursor(Qt.PointingHandCursor)
            w.setAutoRaise(True)
            w.setMinimumWidth(100)

    def setupRunActions(self):
        tb = QToolBar(self)
        tb.setWindowTitle("Run Actions")
        self.addToolBar(tb)

        menu = QMenu("Run", self)
        self.menuBar().addMenu(menu)

        self.actionRun = QAction(
                "&Run", self, shortcut=Qt.CTRL + Qt.Key_R)
        tb.addAction(self.actionRun)
        menu.addAction(self.actionRun)

        self.comboScannoFile = QComboBox(tb)
        self.comboScannoFile.setObjectName("comboScannoFile")
        tb.addWidget(self.comboScannoFile)
        self.comboScannoFile.setEditable(True)
        
        self.comboLogFile= QComboBox(tb)
        self.comboLogFile.setObjectName("comboLogFile")
        self.comboLogFile.setEditable(True)
        tb.addWidget(self.comboLogFile)

    def __init__(self, parent=None, one_line_toolbar=False):
        QWidget.__init__(self, parent)
        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.set_html = self.editor.set_html
        self.tabs = QTabWidget(self)
        self.tabs.setTabPosition(self.tabs.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, _('N&ormal 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)

        # 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)
        w.setPopupMode(w.InstantPopup)
        self.toolbar2.addAction(self.editor.action_insert_link)
        # }}}

        # toolbar3 {{{
        for x in ('bold', 'italic', 'underline', 'strikethrough'):
            ac = getattr(self.editor, 'action_'+x)
            self.toolbar3.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.page().contentsChanged.connect(self.wyswyg_dirtied)

class Editor(QWidget):  # {{{

    def __init__(self, parent=None, one_line_toolbar=False):
        QWidget.__init__(self, parent)
        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.set_html = self.editor.set_html
        self.tabs = QTabWidget(self)
        self.tabs.setTabPosition(self.tabs.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, _('N&ormal 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)

        # 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)
        w.setPopupMode(w.InstantPopup)
        self.toolbar2.addAction(self.editor.action_insert_link)
        # }}}

        # toolbar3 {{{
        for x in ('bold', 'italic', 'underline', 'strikethrough'):
            ac = getattr(self.editor, 'action_'+x)
            self.toolbar3.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.page().contentsChanged.connect(self.wyswyg_dirtied)

    def set_minimum_height_for_editor(self, val):
        self.editor.setMinimumHeight(val)

    @dynamic_property
    def html(self):
        def fset(self, v):
            self.editor.html = v
        def fget(self):
            self.tabs.setCurrentIndex(0)
            return self.editor.html
        return property(fget=fget, fset=fset)

    def change_tab(self, index):
#.........这里部分代码省略.........

 def resizeEvent(self, ev):
     QToolBar.resizeEvent(self, ev)
     style = self.get_text_style()
     self.setToolButtonStyle(style)
     if self.showing_donate:
         self.donate_button.setToolButtonStyle(style)

    def __init__(self, parent=None):
        QWidget.__init__(self, parent)
        self.l = l = QVBoxLayout()
        self.setLayout(l)
        l.setContentsMargins(0, 0, 0, 0)
        self.view = WebView(self)
        self.view.page().sync_requested.connect(self.request_sync)
        self.view.page().split_requested.connect(self.request_split)
        self.view.page().loadFinished.connect(self.load_finished)
        self.inspector = self.view.inspector
        self.inspector.setPage(self.view.page())
        l.addWidget(self.view)
        self.bar = QToolBar(self)
        l.addWidget(self.bar)

        ac = actions['auto-reload-preview']
        ac.setCheckable(True)
        ac.setChecked(True)
        ac.toggled.connect(self.auto_reload_toggled)
        self.auto_reload_toggled(ac.isChecked())
        self.bar.addAction(ac)

        ac = actions['sync-preview-to-editor']
        ac.setCheckable(True)
        ac.setChecked(True)
        ac.toggled.connect(self.sync_toggled)
        self.sync_toggled(ac.isChecked())
        self.bar.addAction(ac)

        self.bar.addSeparator()

        ac = actions['split-in-preview']
        ac.setCheckable(True)
        ac.setChecked(False)
        ac.toggled.connect(self.split_toggled)
        self.split_toggled(ac.isChecked())
        self.bar.addAction(ac)

        ac = actions['reload-preview']
        ac.triggered.connect(self.refresh)
        self.bar.addAction(ac)

        actions['preview-dock'].toggled.connect(self.visibility_changed)

        self.current_name = None
        self.last_sync_request = None
        self.refresh_timer = QTimer(self)
        self.refresh_timer.timeout.connect(self.refresh)
        parse_worker.start()
        self.current_sync_request = None

        self.search = HistoryLineEdit2(self)
        self.search.initialize('tweak_book_preview_search')
        self.search.setPlaceholderText(_('Search in preview'))
        self.search.returnPressed.connect(partial(self.find, 'next'))
        self.bar.addSeparator()
        self.bar.addWidget(self.search)
        for d in ('next', 'prev'):
            ac = actions['find-%s-preview' % d]
            ac.triggered.connect(partial(self.find, d))
            self.bar.addAction(ac)

class Preview(QWidget):

    sync_requested = pyqtSignal(object, object)
    split_requested = pyqtSignal(object, object, object)
    split_start_requested = pyqtSignal()
    link_clicked = pyqtSignal(object, object)
    refresh_starting = pyqtSignal()
    refreshed = pyqtSignal()

    def __init__(self, parent=None):
        QWidget.__init__(self, parent)
        self.l = l = QVBoxLayout()
        self.setLayout(l)
        l.setContentsMargins(0, 0, 0, 0)
        self.view = WebView(self)
        self.view.page().sync_requested.connect(self.request_sync)
        self.view.page().split_requested.connect(self.request_split)
        self.view.page().loadFinished.connect(self.load_finished)
        self.inspector = self.view.inspector
        self.inspector.setPage(self.view.page())
        l.addWidget(self.view)
        self.bar = QToolBar(self)
        l.addWidget(self.bar)

        ac = actions['auto-reload-preview']
        ac.setCheckable(True)
        ac.setChecked(True)
        ac.toggled.connect(self.auto_reload_toggled)
        self.auto_reload_toggled(ac.isChecked())
        self.bar.addAction(ac)

        ac = actions['sync-preview-to-editor']
        ac.setCheckable(True)
        ac.setChecked(True)
        ac.toggled.connect(self.sync_toggled)
        self.sync_toggled(ac.isChecked())
        self.bar.addAction(ac)

        self.bar.addSeparator()

        ac = actions['split-in-preview']
        ac.setCheckable(True)
        ac.setChecked(False)
        ac.toggled.connect(self.split_toggled)
        self.split_toggled(ac.isChecked())
        self.bar.addAction(ac)

        ac = actions['reload-preview']
        ac.triggered.connect(self.refresh)
        self.bar.addAction(ac)

        actions['preview-dock'].toggled.connect(self.visibility_changed)

        self.current_name = None
        self.last_sync_request = None
        self.refresh_timer = QTimer(self)
        self.refresh_timer.timeout.connect(self.refresh)
        parse_worker.start()
        self.current_sync_request = None

        self.search = HistoryLineEdit2(self)
        self.search.initialize('tweak_book_preview_search')
        self.search.setPlaceholderText(_('Search in preview'))
        self.search.returnPressed.connect(partial(self.find, 'next'))
        self.bar.addSeparator()
        self.bar.addWidget(self.search)
        for d in ('next', 'prev'):
            ac = actions['find-%s-preview' % d]
            ac.triggered.connect(partial(self.find, d))
            self.bar.addAction(ac)

    def find(self, direction):
        text = unicode(self.search.text())
        self.view.findText(text, QWebPage.FindWrapsAroundDocument | (
            QWebPage.FindBackward if direction == 'prev' else QWebPage.FindFlags(0)))

    def request_sync(self, tagname, href, lnum):
        if self.current_name:
            c = current_container()
            if tagname == 'a' and href:
                if href and href.startswith('#'):
                    name = self.current_name
                else:
                    name = c.href_to_name(href, self.current_name) if href else None
                if name == self.current_name:
                    return self.view.page().go_to_anchor(urlparse(href).fragment, lnum)
                if name and c.exists(name) and c.mime_map[name] in OEB_DOCS:
                    return self.link_clicked.emit(name, urlparse(href).fragment or TOP)
            self.sync_requested.emit(self.current_name, lnum)

    def request_split(self, loc, totals):
        if self.current_name:
            self.split_requested.emit(self.current_name, loc, totals)

    def sync_to_editor(self, name, sourceline_address):
        self.current_sync_request = (name, sourceline_address)
        QTimer.singleShot(100, self._sync_to_editor)

    def _sync_to_editor(self):
        if not actions['sync-preview-to-editor'].isChecked():
#.........这里部分代码省略.........

class Category(QWidget):  # {{{

    plugin_activated = pyqtSignal(object)

    def __init__(self, name, plugins, gui_name, parent=None):
        QWidget.__init__(self, parent)
        self._layout = QVBoxLayout()
        self.setLayout(self._layout)
        self.label = QLabel(gui_name)
        self.sep = QFrame(self)
        self.bf = QFont()
        self.bf.setBold(True)
        self.label.setFont(self.bf)
        self.sep.setFrameShape(QFrame.HLine)
        self._layout.addWidget(self.label)
        self._layout.addWidget(self.sep)

        self.plugins = plugins

        self.bar = QToolBar(self)
        self.bar.setStyleSheet(
                'QToolBar { border: none; background: none }')
        lh = QApplication.instance().line_height
        self.bar.setIconSize(QSize(2*lh, 2*lh))
        self.bar.setMovable(False)
        self.bar.setFloatable(False)
        self.bar.setToolButtonStyle(Qt.ToolButtonTextUnderIcon)
        self._layout.addWidget(self.bar)
        self.actions = []
        for p in plugins:
            target = partial(self.triggered, p)
            ac = self.bar.addAction(QIcon(p.icon), p.gui_name.replace('&', '&&'), target)
            ac.setToolTip(textwrap.fill(p.description))
            ac.setWhatsThis(textwrap.fill(p.description))
            ac.setStatusTip(p.description)
            self.actions.append(ac)
            w = self.bar.widgetForAction(ac)
            w.setCursor(Qt.PointingHandCursor)
            if hasattr(w, 'setAutoRaise'):
                w.setAutoRaise(True)
            w.setMinimumWidth(100)

    def triggered(self, plugin, *args):
        self.plugin_activated.emit(plugin)

class Preferences(QMainWindow):

    run_wizard_requested = pyqtSignal()

    def __init__(self, gui, initial_plugin=None, close_after_initial=False):
        QMainWindow.__init__(self, gui)
        self.gui = gui
        self.must_restart = False
        self.committed = False
        self.close_after_initial = close_after_initial

        self.resize(930, 720)
        nh, nw = min_available_height()-25, available_width()-10
        if nh < 0:
            nh = 800
        if nw < 0:
            nw = 600
        nh = min(self.height(), nh)
        nw = min(self.width(), nw)
        self.resize(nw, nh)
        self.esc_action = QAction(self)
        self.addAction(self.esc_action)
        self.esc_action.setShortcut(QKeySequence(Qt.Key_Escape))
        self.esc_action.triggered.connect(self.esc)

        geom = gprefs.get('preferences_window_geometry', None)
        if geom is not None:
            self.restoreGeometry(geom)

        # Center
        if islinux:
            self.move(gui.rect().center() - self.rect().center())

        self.setWindowModality(Qt.WindowModal)
        self.setWindowTitle(__appname__ + ' - ' + _('Preferences'))
        self.setWindowIcon(QIcon(I('config.png')))

        self.status_bar = StatusBar(self)
        self.setStatusBar(self.status_bar)

        self.stack = QStackedWidget(self)
        self.cw = QWidget(self)
        self.cw.setLayout(QVBoxLayout())
        self.cw.layout().addWidget(self.stack)
        self.bb = QDialogButtonBox(QDialogButtonBox.Close)
        self.wizard_button = self.bb.addButton(_('Run welcome wizard'),
                self.bb.ActionRole)
        self.wizard_button.setIcon(QIcon(I('wizard.png')))
        self.wizard_button.clicked.connect(self.run_wizard,
                type=Qt.QueuedConnection)
        self.cw.layout().addWidget(self.bb)
        self.bb.button(self.bb.Close).setDefault(True)
        self.bb.rejected.connect(self.close, type=Qt.QueuedConnection)
        self.setCentralWidget(self.cw)
        self.browser = Browser(self)
        self.browser.show_plugin.connect(self.show_plugin)
        self.stack.addWidget(self.browser)
        self.scroll_area = QScrollArea(self)
        self.stack.addWidget(self.scroll_area)
        self.scroll_area.setWidgetResizable(True)

        self.setContextMenuPolicy(Qt.NoContextMenu)
        self.bar = QToolBar(self)
        self.addToolBar(self.bar)
        self.bar.setVisible(False)
        self.bar.setIconSize(QSize(ICON_SIZE, ICON_SIZE))
        self.bar.setMovable(False)
        self.bar.setFloatable(False)
        self.bar.setToolButtonStyle(Qt.ToolButtonTextBesideIcon)
        self.apply_action = self.bar.addAction(QIcon(I('ok.png')), _('&Apply'),
                self.commit)
        self.cancel_action = self.bar.addAction(QIcon(I('window-close.png')),
                _('&Cancel'),                self.cancel)
        self.bar_title = BarTitle(self.bar)
        self.bar.addWidget(self.bar_title)
        self.restore_action = self.bar.addAction(QIcon(I('clear_left.png')),
                _('Restore &defaults'), self.restore_defaults)
        for ac, tt in [('apply', _('Save changes')),
                ('cancel', _('Cancel and return to overview'))]:
            ac = getattr(self, ac+'_action')
            ac.setToolTip(tt)
            ac.setWhatsThis(tt)
            ac.setStatusTip(tt)

        for ch in self.bar.children():
            if isinstance(ch, QToolButton):
                ch.setCursor(Qt.PointingHandCursor)
                ch.setAutoRaise(True)

        self.stack.setCurrentIndex(0)

        if initial_plugin is not None:
            category, name = initial_plugin
            plugin = get_plugin(category, name)
            if plugin is not None:
                self.show_plugin(plugin)

    def run_wizard(self):
        self.close()
        self.run_wizard_requested.emit()
#.........这里部分代码省略.........

 def resizeEvent(self, ev):
     QToolBar.resizeEvent(self, ev)
     style = self.get_text_style()
     self.setToolButtonStyle(style)
     if hasattr(self, "d_widget") and hasattr(self.d_widget, "filler"):
         self.d_widget.filler.setVisible(style != Qt.ToolButtonIconOnly)

    def setupTextActions(self):
        tb = QToolBar(self)
        tb.setWindowTitle("Format Actions")
        self.addToolBar(tb)

        tb = QToolBar(self)
        tb.setAllowedAreas(Qt.TopToolBarArea | Qt.BottomToolBarArea)
        tb.setWindowTitle("Format Actions")
        self.addToolBarBreak(Qt.TopToolBarArea)
        self.addToolBar(tb)

        self.comboFont = QFontComboBox(tb)
        tb.addWidget(self.comboFont)
        self.comboFont.activated[str].connect(self.textFamily)

        self.comboSize = QComboBox(tb)
        self.comboSize.setObjectName("comboSize")
        tb.addWidget(self.comboSize)
        self.comboSize.setEditable(True)

        db = QFontDatabase()
        for size in db.standardSizes():
            self.comboSize.addItem('{}'.format(size))

        self.comboSize.activated[str].connect(self.textSize)
        self.comboSize.setCurrentIndex(self.comboSize.findText('{}'.format(QApplication.font().pointSize())))

    def setupEditActions(self):
        tb = QToolBar(self)
        tb.setWindowTitle("Edit Actions")
        self.addToolBar(tb)

        menu = QMenu("&Edit", self)
        self.menuBar().addMenu(menu)

        self.actionUndo = QAction("&Undo", self, shortcut=QKeySequence.Undo)
        tb.addAction(self.actionUndo)
        menu.addAction(self.actionUndo)

        self.actionRedo = QAction("&Redo", self, priority=QAction.LowPriority, shortcut=QKeySequence.Redo)
        tb.addAction(self.actionRedo)
        menu.addAction(self.actionRedo)
        menu.addSeparator()

        self.actionCut = QAction("Cu&t", self, priority=QAction.LowPriority, shortcut=QKeySequence.Cut)
        tb.addAction(self.actionCut)
        menu.addAction(self.actionCut)

        self.actionCopy = QAction("&Copy", self, priority=QAction.LowPriority, shortcut=QKeySequence.Copy)
        tb.addAction(self.actionCopy)
        menu.addAction(self.actionCopy)

        self.actionPaste = QAction("&Paste", self, priority=QAction.LowPriority,
                shortcut=QKeySequence.Paste, enabled=(len(QApplication.clipboard().text()) != 0))
        tb.addAction(self.actionPaste)
        menu.addAction(self.actionPaste)