Python QStackedWidget.widget方法代码示例

# 需要导入模块: from qtpy.QtWidgets import QStackedWidget [as 别名]
# 或者: from qtpy.QtWidgets.QStackedWidget import widget [as 别名]
class RunConfigDialog(BaseRunConfigDialog):
    """Run configuration dialog box: multiple file version"""
    def __init__(self, parent=None):
        BaseRunConfigDialog.__init__(self, parent)
        self.file_to_run = None
        self.combo = None
        self.stack = None
        
    def run_btn_clicked(self):
        """Run button was just clicked"""
        self.file_to_run = to_text_string(self.combo.currentText())
        
    def setup(self, fname):
        """Setup Run Configuration dialog with filename *fname*"""
        combo_label = QLabel(_("Select a run configuration:"))
        self.combo = QComboBox()
        self.combo.setMaxVisibleItems(20)
        self.combo.setSizeAdjustPolicy(QComboBox.AdjustToMinimumContentsLength)
        self.combo.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Fixed)
        
        self.stack = QStackedWidget()

        configurations = _get_run_configurations()
        for index, (filename, options) in enumerate(configurations):
            if fname == filename:
                break
        else:
            # There is no run configuration for script *fname*:
            # creating a temporary configuration that will be kept only if
            # dialog changes are accepted by the user
            configurations.insert(0, (fname, RunConfiguration(fname).get()))
            index = 0
        for filename, options in configurations:
            widget = RunConfigOptions(self)
            widget.set(options)
            self.combo.addItem(filename)
            self.stack.addWidget(widget)
        self.combo.currentIndexChanged.connect(self.stack.setCurrentIndex)
        self.combo.setCurrentIndex(index)

        self.add_widgets(combo_label, self.combo, 10, self.stack)
        self.add_button_box(QDialogButtonBox.Ok|QDialogButtonBox.Cancel)

        self.setWindowTitle(_("Run configuration per file"))
        
    def accept(self):
        """Reimplement Qt method"""
        configurations = []
        for index in range(self.stack.count()):
            filename = to_text_string(self.combo.itemText(index))
            runconfigoptions = self.stack.widget(index)
            if index == self.stack.currentIndex() and\
               not runconfigoptions.is_valid():
                return
            options = runconfigoptions.get()
            configurations.append( (filename, options) )
        _set_run_configurations(configurations)
        QDialog.accept(self)

# 需要导入模块: from qtpy.QtWidgets import QStackedWidget [as 别名]
# 或者: from qtpy.QtWidgets.QStackedWidget import widget [as 别名]
class ArrayEditor(QDialog):
    """Array Editor Dialog"""    
    def __init__(self, parent=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)
        
        self.data = None
        self.arraywidget = None
        self.stack = None
        self.layout = None
        # Values for 3d array editor
        self.dim_indexes = [{}, {}, {}]
        self.last_dim = 0  # Adjust this for changing the startup dimension
        
    def setup_and_check(self, data, title='', readonly=False,
                        xlabels=None, ylabels=None):
        """
        Setup ArrayEditor:
        return False if data is not supported, True otherwise
        """
        self.data = data
        is_record_array = data.dtype.names is not None
        is_masked_array = isinstance(data, np.ma.MaskedArray)
        if data.size == 0:
            self.error(_("Array is empty"))
            return False
        if data.ndim > 3:
            self.error(_("Arrays with more than 3 dimensions are not supported"))
            return False
        if xlabels is not None and len(xlabels) != self.data.shape[1]:
            self.error(_("The 'xlabels' argument length do no match array "
                         "column number"))
            return False
        if ylabels is not None and len(ylabels) != self.data.shape[0]:
            self.error(_("The 'ylabels' argument length do no match array row "
                         "number"))
            return False
        if not is_record_array:
            dtn = data.dtype.name
            if dtn not in SUPPORTED_FORMATS and not dtn.startswith('str') \
               and not dtn.startswith('unicode'):
                arr = _("%s arrays") % data.dtype.name
                self.error(_("%s are currently not supported") % arr)
                return False
        
        self.layout = QGridLayout()
        self.setLayout(self.layout)
        self.setWindowIcon(ima.icon('arredit'))
        if title:
            title = to_text_string(title) + " - " + _("NumPy array")
        else:
            title = _("Array editor")
        if readonly:
            title += ' (' + _('read only') + ')'
        self.setWindowTitle(title)
        self.resize(600, 500)
        
        # Stack widget
        self.stack = QStackedWidget(self)
        if is_record_array:
            for name in data.dtype.names:
                self.stack.addWidget(ArrayEditorWidget(self, data[name],
                                                   readonly, xlabels, ylabels))
        elif is_masked_array:
            self.stack.addWidget(ArrayEditorWidget(self, data, readonly,
                                                   xlabels, ylabels))
            self.stack.addWidget(ArrayEditorWidget(self, data.data, readonly,
                                                   xlabels, ylabels))
            self.stack.addWidget(ArrayEditorWidget(self, data.mask, readonly,
                                                   xlabels, ylabels))
        elif data.ndim == 3:
            pass
        else:
            self.stack.addWidget(ArrayEditorWidget(self, data, readonly,
                                                   xlabels, ylabels))
        self.arraywidget = self.stack.currentWidget()
        self.stack.currentChanged.connect(self.current_widget_changed)
        self.layout.addWidget(self.stack, 1, 0)

        # Buttons configuration
        btn_layout = QHBoxLayout()
        if is_record_array or is_masked_array or data.ndim == 3:
            if is_record_array:
                btn_layout.addWidget(QLabel(_("Record array fields:")))
                names = []
                for name in data.dtype.names:
                    field = data.dtype.fields[name]
                    text = name
                    if len(field) >= 3:
                        title = field[2]
                        if not is_text_string(title):
                            title = repr(title)
                        text += ' - '+title
                    names.append(text)
            else:
#.........这里部分代码省略.........

# 需要导入模块: from qtpy.QtWidgets import QStackedWidget [as 别名]
# 或者: from qtpy.QtWidgets.QStackedWidget import widget [as 别名]
class ConfigDialog(QDialog):
    """Spyder configuration ('Preferences') dialog box"""
    
    # Signals
    check_settings = Signal()
    size_change = Signal(QSize)
    
    def __init__(self, parent=None):
        QDialog.__init__(self, parent)

        self.main = parent

        # Widgets
        self.pages_widget = QStackedWidget()
        self.pages_widget.setMinimumWidth(600)
        self.contents_widget = QListWidget()
        self.button_reset = QPushButton(_('Reset to defaults'))

        bbox = QDialogButtonBox(QDialogButtonBox.Ok | QDialogButtonBox.Apply |
                                QDialogButtonBox.Cancel)
        self.apply_btn = bbox.button(QDialogButtonBox.Apply)

        # Widgets setup
        # 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)
        self.setWindowTitle(_('Preferences'))
        self.setWindowIcon(ima.icon('configure'))
        self.contents_widget.setMovement(QListView.Static)
        self.contents_widget.setSpacing(1)
        self.contents_widget.setCurrentRow(0)
        self.contents_widget.setMinimumWidth(220)
        self.contents_widget.setMinimumHeight(400)

        # Layout
        hsplitter = QSplitter()
        hsplitter.addWidget(self.contents_widget)
        hsplitter.addWidget(self.pages_widget)
        hsplitter.setStretchFactor(0, 1)
        hsplitter.setStretchFactor(1, 2)

        btnlayout = QHBoxLayout()
        btnlayout.addWidget(self.button_reset)
        btnlayout.addStretch(1)
        btnlayout.addWidget(bbox)

        vlayout = QVBoxLayout()
        vlayout.addWidget(hsplitter)
        vlayout.addLayout(btnlayout)

        self.setLayout(vlayout)

        # Signals and slots
        if self.main:
            self.button_reset.clicked.connect(self.main.reset_spyder)
        self.pages_widget.currentChanged.connect(self.current_page_changed)
        self.contents_widget.currentRowChanged.connect(
                                             self.pages_widget.setCurrentIndex)
        bbox.accepted.connect(self.accept)
        bbox.rejected.connect(self.reject)
        bbox.clicked.connect(self.button_clicked)

        # Ensures that the config is present on spyder first run
        CONF.set('main', 'interface_language', load_lang_conf())

    def get_current_index(self):
        """Return current page index"""
        return self.contents_widget.currentRow()
        
    def set_current_index(self, index):
        """Set current page index"""
        self.contents_widget.setCurrentRow(index)
        
    def get_page(self, index=None):
        """Return page widget"""
        if index is None:
            widget = self.pages_widget.currentWidget()
        else:
            widget = self.pages_widget.widget(index)
        return widget.widget()
    
    @Slot()
    def accept(self):
        """Reimplement Qt method"""
        for index in range(self.pages_widget.count()):
            configpage = self.get_page(index)
            if not configpage.is_valid():
                return
            configpage.apply_changes()
        QDialog.accept(self)
        
    def button_clicked(self, button):
        if button is self.apply_btn:
            # Apply button was clicked
            configpage = self.get_page()
            if not configpage.is_valid():
                return
            configpage.apply_changes()
#.........这里部分代码省略.........