Python QtWidgets.QTabWidget类代码示例

class FormTabWidget(QWidget):
    update_buttons = Signal()

    def __init__(self, datalist, comment="", parent=None):
        QWidget.__init__(self, parent)
        layout = QVBoxLayout()
        self.tabwidget = QTabWidget()
        layout.addWidget(self.tabwidget)
        self.setLayout(layout)
        self.widgetlist = []
        for data, title, comment in datalist:
            if len(data[0])==3:
                widget = FormComboWidget(data, comment=comment, parent=self)
            else:
                widget = FormWidget(data, comment=comment, parent=self)
            index = self.tabwidget.addTab(widget, title)
            self.tabwidget.setTabToolTip(index, comment)
            self.widgetlist.append(widget)
            
    def setup(self):
        for widget in self.widgetlist:
            widget.setup()
            
    def get(self):
        return [ widget.get() for widget in self.widgetlist]

    def _build_view(self, line_list, index, waverange=(None, None)):

        if self.wave_range[0] and self.wave_range[1]:
            line_list = line_list.extract_range(waverange)

        table_model = LineListTableModel(line_list)

        if table_model.rowCount() > 0:
            # here we add the first pane (the one with the entire
            # original line list), to the tabbed pane that contains
            # the line sets corresponding to the current line list.
            lineset_tabbed_pane = QTabWidget()
            lineset_tabbed_pane.setTabsClosable(True)

            pane, table_view = _create_line_list_pane(line_list, table_model, self)
            lineset_tabbed_pane.addTab(pane, "Original")
            pane._set_line_sets_tabbed_pane(lineset_tabbed_pane)

            table_view.selectionModel().selectionChanged.connect(pane._handle_button_activation)

            # internal signals do not use Hub infrastructure.
            table_view.selectionModel().selectionChanged.connect(self._count_selections)

            # now we add this "line set tabbed pane" to the main tabbed
            # pane, with name taken from the list model.
            self.tab_widget.insertTab(index, lineset_tabbed_pane, table_model.get_name())
            self.tab_widget.setCurrentIndex(index)

            # store for use down stream.
            # self.table_views.append(table_view)
            # self.set_tabbed_panes.append(set_tabbed_pane)
            # self.tab_count.append(0)
            # self.panes.append(pane)

            return line_list

    def __init__(self, parent, actions=None, menu=None,
                 corner_widgets=None, menu_use_tooltips=False):
        QTabWidget.__init__(self, parent)
        self.setUsesScrollButtons(True)

        # To style tabs on Mac
        if sys.platform == 'darwin':
            self.setObjectName('plugin-tab')

        self.corner_widgets = {}
        self.menu_use_tooltips = menu_use_tooltips
        
        if menu is None:
            self.menu = QMenu(self)
            if actions:
                add_actions(self.menu, actions)
        else:
            self.menu = menu
            
        # Corner widgets
        if corner_widgets is None:
            corner_widgets = {}
        corner_widgets.setdefault(Qt.TopLeftCorner, [])
        corner_widgets.setdefault(Qt.TopRightCorner, [])
        self.browse_button = create_toolbutton(self,
                                          icon=ima.icon('browse_tab'),
                                          tip=_("Browse tabs"))
        self.browse_tabs_menu = QMenu(self)
        self.browse_button.setMenu(self.browse_tabs_menu)
        self.browse_button.setPopupMode(self.browse_button.InstantPopup)
        self.browse_tabs_menu.aboutToShow.connect(self.update_browse_tabs_menu)
        corner_widgets[Qt.TopLeftCorner] += [self.browse_button]

        self.set_corner_widgets(corner_widgets)

 def mousePressEvent(self, event):
     """Override Qt method"""
     if event.button() == Qt.MidButton:
         index = self.tabBar().tabAt(event.pos())
         if index >= 0:
             self.sig_close_tab.emit(index)
             event.accept()
             return
     QTabWidget.mousePressEvent(self, event)

 def set_close_function(self, func):
     """Setting Tabs close function
     None -> tabs are not closable"""
     state = func is not None
     if state:
         self.sig_close_tab.connect(func)
     try:
         # Assuming Qt >= 4.5
         QTabWidget.setTabsClosable(self, state)
         self.tabCloseRequested.connect(func)
     except AttributeError:
         # Workaround for Qt < 4.5
         close_button = create_toolbutton(self, triggered=func,
                                          icon=ima.icon('fileclose'),
                                          tip=_("Close current tab"))
         self.setCornerWidget(close_button if state else None)

    def __init__(self, tab_widget):
        QTabWidget.__init__(self)
        self.tab_widget = tab_widget
        self.setTabsClosable(True)
        self.setMovable(True)
        self.insertTab(0, QWidget(), "")
        self.new_label = QLabel("*")
        self.tabBar().setTabButton(0, QTabBar.RightSide, self.new_label)
        self.currentChanged.connect(self.current_tab_changed)
        QObject.connect(self, SIGNAL("tabCloseRequested(int)"), self.close_tab)
        QObject.connect(self.tabBar(), SIGNAL("tabMoved(int,int)"), self.tabMoved)

        self.labels = lambda: [str(self.tabBar().tabText(i)).lower() for i in range(self.count())]
        self.tabBar().setContextMenuPolicy(Qt.CustomContextMenu)
        self.tabBar().customContextMenuRequested.connect(self.openMenu)
        self.add_tab()

 def widget(self, tab=None):
     """tab must be index, text, widget, tab or None(current tab)"""
     if tab is None:
         tab = self.currentWidget()
     if isinstance(tab, int):
         tab = self.tabText(tab)
     tab = str(tab)
     if tab.lower() not in self.labels():
         self.add_tab(tab)
     index = self.labels().index(str(tab).lower())
     return QTabWidget.widget(self, index)

 def keyPressEvent(self, event):
     """Override Qt method"""
     ctrl = event.modifiers() & Qt.ControlModifier
     key = event.key()
     handled = False
     if ctrl and self.count() > 0:
         index = self.currentIndex()
         if key == Qt.Key_PageUp:
             if index > 0:
                 self.setCurrentIndex(index - 1)
             else:
                 self.setCurrentIndex(self.count() - 1)
             handled = True
         elif key == Qt.Key_PageDown:
             if index < self.count() - 1:
                 self.setCurrentIndex(index + 1)
             else:
                 self.setCurrentIndex(0)
             handled = True
     if not handled:
         QTabWidget.keyPressEvent(self, event)

    def setup_ui(self):
        """setup the tab widget UI"""
        self.tab_widget = QTabWidget()
        self.tab_widget.addTab(DesignTab(), "Design")
        self.tab_widget.addTab(QWidget(), "Simulation")
        self.tab_widget.addTab(QWidget(), "Propellants")

        self.layout = QVBoxLayout()
        self.layout.addWidget(self.tab_widget)
        self.frame = QFrame()
        self.frame.setLayout(self.layout)

        self.setCentralWidget(self.frame)

 def create_tabwidget(self):
     """Create a new QTabWidget with a button to add new tabs"""
     tabs = QTabWidget(self)
     tabs.setMovable(True)
     tabs.setTabsClosable(True)
     # create a button to add new tabs
     plus_btn = QToolButton(tabs)
     plus_btn.setText('+')
     plus_btn.clicked.connect(self.plus_button_clicked)
     tabs.setCornerWidget(plus_btn, Qt.TopLeftCorner)
     tabs.tabCloseRequested.connect(self.close_tab)
     return tabs

 def __init__(self, datalist, comment="", parent=None):
     QWidget.__init__(self, parent)
     layout = QVBoxLayout()
     self.tabwidget = QTabWidget()
     layout.addWidget(self.tabwidget)
     self.setLayout(layout)
     self.widgetlist = []
     for data, title, comment in datalist:
         if len(data[0])==3:
             widget = FormComboWidget(data, comment=comment, parent=self)
         else:
             widget = FormWidget(data, comment=comment, parent=self)
         index = self.tabwidget.addTab(widget, title)
         self.tabwidget.setTabToolTip(index, comment)
         self.widgetlist.append(widget)

 def setTabText(self, index, tab_text):
     tab_text = self.unique_tab_text(tab_text, index)
     QTabWidget.setTabText(self, index, tab_text)
     return tab_text

#.........这里部分代码省略.........

        cpu_box = newcb(_("Show CPU usage every"), 'cpu_usage/enable',
                        tip=self.main.cpu_status.toolTip())
        cpu_spin = self.create_spinbox("", _(" ms"), 'cpu_usage/timeout',
                                       min_=100, max_=1000000, step=100)
        cpu_box.toggled.connect(cpu_spin.setEnabled)
        cpu_spin.setEnabled(self.get_option('cpu_usage/enable'))

        cpu_box.setEnabled(self.main.cpu_status.is_supported())
        cpu_spin.setEnabled(self.main.cpu_status.is_supported())

        status_bar_o = self.get_option('show_status_bar')
        show_status_bar.toggled.connect(memory_box.setEnabled)
        show_status_bar.toggled.connect(memory_spin.setEnabled)
        show_status_bar.toggled.connect(cpu_box.setEnabled)
        show_status_bar.toggled.connect(cpu_spin.setEnabled)
        memory_box.setEnabled(status_bar_o)
        memory_spin.setEnabled(status_bar_o)
        cpu_box.setEnabled(status_bar_o)
        cpu_spin.setEnabled(status_bar_o)

        # Layout status bar
        cpu_memory_layout = QGridLayout()
        cpu_memory_layout.addWidget(memory_box, 0, 0)
        cpu_memory_layout.addWidget(memory_spin, 0, 1)
        cpu_memory_layout.addWidget(cpu_box, 1, 0)
        cpu_memory_layout.addWidget(cpu_spin, 1, 1)

        sbar_layout = QVBoxLayout()
        sbar_layout.addWidget(show_status_bar)
        sbar_layout.addLayout(cpu_memory_layout)
        sbar_group.setLayout(sbar_layout)

        # --- Screen resolution Group (hidpi)
        screen_resolution_group = QGroupBox(_("Screen resolution"))
        screen_resolution_bg = QButtonGroup(screen_resolution_group)
        screen_resolution_label = QLabel(_("Configuration for high DPI "
                                           "screens<br><br>"
                                           "Please see "
                                           "<a href=\"{0}\">{0}</a><> "
                                           "for more information about "
                                           "these options (in "
                                           "English).").format(HDPI_QT_PAGE))
        screen_resolution_label.setWordWrap(True)

        normal_radio = self.create_radiobutton(
                                _("Normal"),
                                'normal_screen_resolution',
                                button_group=screen_resolution_bg)
        auto_scale_radio = self.create_radiobutton(
                                _("Enable auto high DPI scaling"),
                                'high_dpi_scaling',
                                button_group=screen_resolution_bg,
                                tip=_("Set this for high DPI displays"),
                                restart=True)

        custom_scaling_radio = self.create_radiobutton(
                                _("Set a custom high DPI scaling"),
                                'high_dpi_custom_scale_factor',
                                button_group=screen_resolution_bg,
                                tip=_("Set this for high DPI displays when "
                                      "auto scaling does not work"),
                                restart=True)

        custom_scaling_edit = self.create_lineedit(
            "",
            'high_dpi_custom_scale_factors',
            tip=_("Enter values for different screens "
                  "separated by semicolons ';', "
                  "float values are supported"),
            alignment=Qt.Horizontal,
            regex=r"[0-9]+(?:\.[0-9]*)(;[0-9]+(?:\.[0-9]*))*",
            restart=True)

        normal_radio.toggled.connect(custom_scaling_edit.setDisabled)
        auto_scale_radio.toggled.connect(custom_scaling_edit.setDisabled)
        custom_scaling_radio.toggled.connect(custom_scaling_edit.setEnabled)

        # Layout Screen resolution
        screen_resolution_layout = QVBoxLayout()
        screen_resolution_layout.addWidget(screen_resolution_label)

        screen_resolution_inner_layout = QGridLayout()
        screen_resolution_inner_layout.addWidget(normal_radio, 0, 0)
        screen_resolution_inner_layout.addWidget(auto_scale_radio, 1, 0)
        screen_resolution_inner_layout.addWidget(custom_scaling_radio, 2, 0)
        screen_resolution_inner_layout.addWidget(custom_scaling_edit, 2, 1)

        screen_resolution_layout.addLayout(screen_resolution_inner_layout)
        screen_resolution_group.setLayout(screen_resolution_layout)

        tabs = QTabWidget()
        tabs.addTab(self.create_tab(screen_resolution_group, interface_group),
                    _("Interface"))
        tabs.addTab(self.create_tab(general_group, sbar_group),
                    _("Advanced Settings"))

        vlayout = QVBoxLayout()
        vlayout.addWidget(tabs)
        self.setLayout(vlayout)

    def __init__(self, parent, text,
                 title=None, icon=None, contents_title=None, varname=None):
        QDialog.__init__(self, parent)

        # Destroying the C++ object right after closing the dialog box,
        # otherwise it may be garbage-collected in another QThread
        # (e.g. the editor's analysis thread in Spyder), thus leading to
        # a segmentation fault on UNIX or an application crash on Windows
        self.setAttribute(Qt.WA_DeleteOnClose)

        if title is None:
            title = _("Import wizard")
        self.setWindowTitle(title)
        if icon is None:
            self.setWindowIcon(ima.icon('fileimport'))
        if contents_title is None:
            contents_title = _("Raw text")

        if varname is None:
            varname = _("variable_name")

        self.var_name, self.clip_data = None, None

        # Setting GUI
        self.tab_widget = QTabWidget(self)
        self.text_widget = ContentsWidget(self, text)
        self.table_widget = PreviewWidget(self)

        self.tab_widget.addTab(self.text_widget, _("text"))
        self.tab_widget.setTabText(0, contents_title)
        self.tab_widget.addTab(self.table_widget, _("table"))
        self.tab_widget.setTabText(1, _("Preview"))
        self.tab_widget.setTabEnabled(1, False)

        name_layout = QHBoxLayout()
        name_label = QLabel(_("Variable Name"))
        name_layout.addWidget(name_label)

        self.name_edt = QLineEdit()
        self.name_edt.setText(varname)
        name_layout.addWidget(self.name_edt)

        btns_layout = QHBoxLayout()
        cancel_btn = QPushButton(_("Cancel"))
        btns_layout.addWidget(cancel_btn)
        cancel_btn.clicked.connect(self.reject)
        h_spacer = QSpacerItem(40, 20,
                               QSizePolicy.Expanding, QSizePolicy.Minimum)
        btns_layout.addItem(h_spacer)
        self.back_btn = QPushButton(_("Previous"))
        self.back_btn.setEnabled(False)
        btns_layout.addWidget(self.back_btn)
        self.back_btn.clicked.connect(ft_partial(self._set_step, step=-1))
        self.fwd_btn = QPushButton(_("Next"))
        btns_layout.addWidget(self.fwd_btn)
        self.fwd_btn.clicked.connect(ft_partial(self._set_step, step=1))
        self.done_btn = QPushButton(_("Done"))
        self.done_btn.setEnabled(False)
        btns_layout.addWidget(self.done_btn)
        self.done_btn.clicked.connect(self.process)

        self.text_widget.asDataChanged.connect(self.fwd_btn.setEnabled)
        self.text_widget.asDataChanged.connect(self.done_btn.setDisabled)
        layout = QVBoxLayout()
        layout.addLayout(name_layout)
        layout.addWidget(self.tab_widget)
        layout.addLayout(btns_layout)
        self.setLayout(layout)

#.........这里部分代码省略.........
        monitor_label = QLabel(_("The monitor provides introspection "
                                 "features to console: code completion, "
                                 "calltips and variable explorer. "
                                 "Because it relies on several modules, "
                                 "disabling the monitor may be useful "
                                 "to accelerate console startup."))
        monitor_label.setWordWrap(True)
        monitor_box = newcb(_("Enable monitor"), 'monitor/enabled')
        for obj in (completion_box, case_comp_box, comp_enter_box,
                    calltips_box):
            monitor_box.toggled.connect(obj.setEnabled)
            obj.setEnabled(self.get_option('monitor/enabled'))
        
        monitor_layout = QVBoxLayout()
        monitor_layout.addWidget(monitor_label)
        monitor_layout.addWidget(monitor_box)
        monitor_group.setLayout(monitor_layout)
        
        # Qt Group
        opts = [
            (_("Default library"), 'default'),
            ('PyQt5', 'pyqt5'),
            ('PyQt4', 'pyqt'),
            ('PySide', 'pyside'),
        ]
        qt_group = QGroupBox(_("Qt-Python Bindings"))
        qt_setapi_box = self.create_combobox(
                         _("Library:") + "   ", opts,
                         'qt/api', default='default',
                         tip=_("This option will act on<br> "
                               "libraries such as Matplotlib, guidata "
                               "or ETS"))

        qt_layout = QVBoxLayout()
        qt_layout.addWidget(qt_setapi_box)
        qt_group.setLayout(qt_layout)

        # Matplotlib Group
        mpl_group = QGroupBox(_("Graphics"))
        mpl_label = QLabel(_("Decide which backend to use to display graphics. "
                              "If unsure, please select the <b>Automatic</b> "
                              "backend.<br><br>"
                              "<b>Note:</b> We support a very limited number "
                              "of backends in our Python consoles. If you "
                              "prefer to work with a different one, please use "
                              "an IPython console."))
        mpl_label.setWordWrap(True)

        backends = [(_("Automatic"), 0), (_("None"), 1)]
        if not os.name == 'nt' and programs.is_module_installed('_tkinter'):
            backends.append( ("Tkinter", 2) )
        backends = tuple(backends)

        mpl_backend_box = self.create_combobox( _("Backend:")+"   ", backends,
                                       'matplotlib/backend/value',
                                       tip=_("This option will be applied the "
                                             "next time a console is opened."))

        mpl_installed = programs.is_module_installed('matplotlib')
        mpl_layout = QVBoxLayout()
        mpl_layout.addWidget(mpl_label)
        mpl_layout.addWidget(mpl_backend_box)
        mpl_group.setLayout(mpl_layout)
        mpl_group.setEnabled(mpl_installed)

        # ETS Group
        ets_group = QGroupBox(_("Enthought Tool Suite"))
        ets_label = QLabel(_("Enthought Tool Suite (ETS) supports "
                             "PyQt4 (qt4) and wxPython (wx) graphical "
                             "user interfaces."))
        ets_label.setWordWrap(True)
        ets_edit = self.create_lineedit(_("ETS_TOOLKIT:"), 'ets_backend',
                                        alignment=Qt.Horizontal)

        ets_layout = QVBoxLayout()
        ets_layout.addWidget(ets_label)
        ets_layout.addWidget(ets_edit)
        ets_group.setLayout(ets_layout)

        if CONF.get('main_interpreter','default'):
            interpreter = get_python_executable()
        else:
            interpreter = CONF.get('main_interpreter', 'executable')
        ets_group.setEnabled(programs.is_module_installed(
                                                    "enthought.etsconfig.api",
                                                    interpreter=interpreter))

        tabs = QTabWidget()
        tabs.addTab(self.create_tab(interface_group, display_group,
                                    bg_group),
                    _("Display"))
        tabs.addTab(self.create_tab(monitor_group, source_group),
                    _("Introspection"))
        tabs.addTab(self.create_tab(pystartup_group), _("Advanced settings"))
        tabs.addTab(self.create_tab(qt_group, mpl_group, ets_group),
                    _("External modules"))
        
        vlayout = QVBoxLayout()
        vlayout.addWidget(tabs)
        self.setLayout(vlayout)