Python QComboBox.setCurrentIndex方法代码示例

# 需要导入模块: from AnyQt.QtWidgets import QComboBox [as 别名]
# 或者: from AnyQt.QtWidgets.QComboBox import setCurrentIndex [as 别名]
    def add_row(self, attr=None, condition_type=None, condition_value=None):
        model = self.cond_list.model()
        row = model.rowCount()
        model.insertRow(row)

        attr_combo = QComboBox(
            minimumContentsLength=12,
            sizeAdjustPolicy=QComboBox.AdjustToMinimumContentsLengthWithIcon)
        attr_combo.row = row
        for var in self._visible_variables(self.data.domain):
            attr_combo.addItem(*gui.attributeItem(var))
        attr_combo.setCurrentIndex(attr or 0)
        self.cond_list.setCellWidget(row, 0, attr_combo)

        index = QPersistentModelIndex(model.index(row, 3))
        temp_button = QPushButton('×', self, flat=True,
                                  styleSheet='* {font-size: 16pt; color: silver}'
                                             '*:hover {color: black}')
        temp_button.clicked.connect(lambda: self.remove_one(index.row()))
        self.cond_list.setCellWidget(row, 3, temp_button)

        self.remove_all_button.setDisabled(False)
        self.set_new_operators(attr_combo, attr is not None,
                               condition_type, condition_value)
        attr_combo.currentIndexChanged.connect(
            lambda _: self.set_new_operators(attr_combo, False))

        self.cond_list.resizeRowToContents(row)

# 需要导入模块: from AnyQt.QtWidgets import QComboBox [as 别名]
# 或者: from AnyQt.QtWidgets.QComboBox import setCurrentIndex [as 别名]
class DropDownRadioBooleanFilter(QWidget, Control):
    """Container for multiple boolean filters
    """

    def __init__(self, tree, dataset, master, parent=None):
        QWidget.__init__(self, parent)
        Control.__init__(self, tree, dataset, master)

        self.setLayout(QHBoxLayout())
        self.cb = QComboBox(self)

        self.layout().addWidget(self.cb)

        rblayout = QVBoxLayout()
        self.radioButtons = [QRadioButton("Only", self),
                             QRadioButton("Excluded", self)
                             ]

        for b in self.radioButtons:
            rblayout.addWidget(b)

        self.radioButtons[0].setChecked(True)

        self.layout().addLayout(rblayout)

        self.options = []

        self.setOptions(tree.subelements_top("Option"))

    def setOptions(self, options):
        self.cb.clear()
        self.options = []
        for option in options:
            self.cb.addItem(option.displayName)
            self.options.append(option)

        for op, rb in zip(self.options[0].subelements_top("Option"),
                          self.radioButtons):
            rb.setText(op.displayName)
            rb.setChecked(getattr(op, "default", "false") == "true")

    def value(self):
        return {"excluded": "0" if self.radioButtons[0].isChecked() else "1"}

    def query(self):
        filter = self.options[self.cb.currentIndex()]
        filter = biomart.FilterDescription(
            self.tree.registry, "FilterDescription",
            filter.attributes, filter.children)
        return [("Filter", filter, self.value())]

    def setControlValue(self, name, value):
        for i, option in enumerate(self.options):
            if option.internalName == name:
                self.cb.setCurrentIndex(i)
                if value == "Only":
                    self.radioButtons[0].setChecked(True)

# 需要导入模块: from AnyQt.QtWidgets import QComboBox [as 别名]
# 或者: from AnyQt.QtWidgets.QComboBox import setCurrentIndex [as 别名]
 def set_new_operators(self, attr_combo, adding_all,
                       selected_index=None, selected_values=None):
     oper_combo = QComboBox()
     oper_combo.row = attr_combo.row
     oper_combo.attr_combo = attr_combo
     var = self.data.domain[attr_combo.currentText()]
     oper_combo.addItems(self.operator_names[type(var)])
     oper_combo.setCurrentIndex(selected_index or 0)
     self.cond_list.setCellWidget(oper_combo.row, 1, oper_combo)
     self.set_new_values(oper_combo, adding_all, selected_values)
     oper_combo.currentIndexChanged.connect(
         lambda _: self.set_new_values(oper_combo, False))

# 需要导入模块: from AnyQt.QtWidgets import QComboBox [as 别名]
# 或者: from AnyQt.QtWidgets.QComboBox import setCurrentIndex [as 别名]
class Scale(BaseEditor):
    NoCentering, CenterMean, CenterMedian = 0, 1, 2
    NoScaling, ScaleBySD, ScaleBySpan = 0, 1, 2

    def __init__(self, parent=None, **kwargs):
        super().__init__(parent, **kwargs)
        self.setLayout(QVBoxLayout())

        form = QFormLayout()
        self.__centercb = QComboBox()
        self.__centercb.addItems(["No Centering", "Center by Mean",
                                  "Center by Median"])

        self.__scalecb = QComboBox()
        self.__scalecb.addItems(["No scaling", "Scale by SD",
                                 "Scale by span"])

        form.addRow("Center:", self.__centercb)
        form.addRow("Scale:", self.__scalecb)
        self.layout().addLayout(form)
        self.__centercb.currentIndexChanged.connect(self.changed)
        self.__scalecb.currentIndexChanged.connect(self.changed)
        self.__centercb.activated.connect(self.edited)
        self.__scalecb.activated.connect(self.edited)

    def setParameters(self, params):
        center = params.get("center", _Scale.CenteringType.Mean)
        scale = params.get("scale", _Scale.ScalingType.Std)
        self.__centercb.setCurrentIndex(
            enum_to_index(_Scale.CenteringType, center))
        self.__scalecb.setCurrentIndex(
            enum_to_index(_Scale.ScalingType, scale))

    def parameters(self):
        return {"center": index_to_enum(_Scale.CenteringType,
                                        self.__centercb.currentIndex()),
                "scale": index_to_enum(_Scale.ScalingType,
                                       self.__scalecb.currentIndex())}

    @staticmethod
    def createinstance(params):
        center = params.get("center", _Scale.CenteringType.Mean)
        scale = params.get("scale", _Scale.ScalingType.Std)
        return _Scale(center=center, scale=scale)

    def __repr__(self):
        return "{}, {}".format(self.__centercb.currentText(),
                               self.__scalecb.currentText())

# 需要导入模块: from AnyQt.QtWidgets import QComboBox [as 别名]
# 或者: from AnyQt.QtWidgets.QComboBox import setCurrentIndex [as 别名]
class DropDownIdListFilter(QWidget, Control):

    """Container for multiple id list filters
    """

    def __init__(self, tree, dataset, master, parent=None):
        QWidget.__init__(self, parent)
        Control.__init__(self, tree, dataset, master)

        self.setLayout(QVBoxLayout())
        self.setContentsMargins(0, 0, 0, 0)
        self.cb = QComboBox()
        self.idsEdit = QPlainTextEdit()

        self.layout().addWidget(self.cb)
        self.layout().addWidget(self.idsEdit)

        self.options = []
        self.setOptions(tree.subelements_top("Option"))

    def setOptions(self, options):
        self.cb.clear()
        self.options = []
        for option in options:
            self.cb.addItem(option.displayName)
            self.options.append(option)

    def value(self):
        return str(self.idsEdit.toPlainText()).split()

    def query(self):
        filter = self.options[self.cb.currentIndex()]
        filter = biomart.FilterDescription(
            self.tree.registry, "FilterDescription",
            filter.attributes, filter.children)
        return [("Filter", filter, self.value())]

    def setControlValue(self, name, value):
        if isinstance(value, list):
            value = "\n".join(value)

        for i, op in enumerate(self.options):
            if name == op.internalName:
                self.cb.setCurrentIndex(i)
                self.idsEdit.setPlainText(value)

# 需要导入模块: from AnyQt.QtWidgets import QComboBox [as 别名]
# 或者: from AnyQt.QtWidgets.QComboBox import setCurrentIndex [as 别名]
class Randomize(BaseEditor):
    RandomizeClasses, RandomizeAttributes, RandomizeMetas = _Randomize.Type

    def __init__(self, parent=None, **kwargs):
        super().__init__(parent, **kwargs)
        self.setLayout(QVBoxLayout())

        form = QFormLayout()
        self.__rand_type_cb = QComboBox()
        self.__rand_type_cb.addItems(["Classes",
                                      "Features",
                                      "Meta data"])

        self.__rand_type_cb.currentIndexChanged.connect(self.changed)
        self.__rand_type_cb.activated.connect(self.edited)

        self.__rand_seed_ch = QCheckBox()
        self.__rand_seed_ch.clicked.connect(self.edited)

        form.addRow("Randomize:", self.__rand_type_cb)
        form.addRow("Replicable shuffling:", self.__rand_seed_ch)
        self.layout().addLayout(form)

    def setParameters(self, params):
        rand_type = params.get("rand_type", Randomize.RandomizeClasses)
        self.__rand_type_cb.setCurrentIndex(
            enum_to_index(_Randomize.Type, rand_type))
        self.__rand_seed_ch.setChecked(params.get("rand_seed", 1) or 0)

    def parameters(self):
        return {"rand_type": index_to_enum(_Randomize.Type,
                                           self.__rand_type_cb.currentIndex()),
                "rand_seed": 1 if self.__rand_seed_ch.isChecked() else None}

    @staticmethod
    def createinstance(params):
        rand_type = params.get("rand_type", Randomize.RandomizeClasses)
        rand_seed = params.get("rand_seed", 1)
        return _Randomize(rand_type=rand_type, rand_seed=rand_seed)

    def __repr__(self):
        return "{}, {}".format(self.__rand_type_cb.currentText(),
                               "Replicable" if self.__rand_seed_ch.isChecked()
                               else "Not replicable")

# 需要导入模块: from AnyQt.QtWidgets import QComboBox [as 别名]
# 或者: from AnyQt.QtWidgets.QComboBox import setCurrentIndex [as 别名]

#.........这里部分代码省略.........
            ["Select Feature"], parent=self)
        self.attributescb = QComboBox(
            minimumContentsLength=16,
            sizeAdjustPolicy=QComboBox.AdjustToMinimumContentsLengthWithIcon,
            sizePolicy=QSizePolicy(QSizePolicy.Minimum, QSizePolicy.Minimum)
        )
        self.attributescb.setModel(self.attrs_model)

        sorted_funcs = sorted(self.FUNCTIONS)
        self.funcs_model = itemmodels.PyListModelTooltip()
        self.funcs_model.setParent(self)

        self.funcs_model[:] = chain(["Select Function"], sorted_funcs)
        self.funcs_model.tooltips[:] = chain(
            [''],
            [self.FUNCTIONS[func].__doc__ for func in sorted_funcs])

        self.functionscb = QComboBox(
            minimumContentsLength=16,
            sizeAdjustPolicy=QComboBox.AdjustToMinimumContentsLengthWithIcon,
            sizePolicy=QSizePolicy(QSizePolicy.Minimum, QSizePolicy.Minimum))
        self.functionscb.setModel(self.funcs_model)

        hbox = QHBoxLayout()
        hbox.addWidget(self.attributescb)
        hbox.addWidget(self.functionscb)

        layout.addRow(self.nameedit, self.expressionedit)
        layout.addRow(self.tr(""), hbox)
        self.setLayout(layout)

        self.nameedit.editingFinished.connect(self._invalidate)
        self.expressionedit.textChanged.connect(self._invalidate)
        self.attributescb.currentIndexChanged.connect(self.on_attrs_changed)
        self.functionscb.currentIndexChanged.connect(self.on_funcs_changed)

        self._modified = False

    def setModified(self, modified):
        if not type(modified) is bool:
            raise TypeError

        if self._modified != modified:
            self._modified = modified
            self.modifiedChanged.emit(modified)

    def modified(self):
        return self._modified

    modified = Property(bool, modified, setModified,
                        notify=modifiedChanged)

    def setEditorData(self, data, domain):
        self.nameedit.setText(data.name)
        self.expressionedit.setText(data.expression)
        self.setModified(False)
        self.featureChanged.emit()
        self.attrs_model[:] = ["Select Feature"]
        if domain is not None and (domain or domain.metas):
            self.attrs_model[:] += chain(domain.attributes,
                                         domain.class_vars,
                                         domain.metas)

    def editorData(self):
        return FeatureDescriptor(name=self.nameedit.text(),
                                 expression=self.nameedit.text())

    def _invalidate(self):
        self.setModified(True)
        self.featureEdited.emit()
        self.featureChanged.emit()

    def on_attrs_changed(self):
        index = self.attributescb.currentIndex()
        if index > 0:
            attr = sanitized_name(self.attrs_model[index].name)
            self.insert_into_expression(attr)
            self.attributescb.setCurrentIndex(0)

    def on_funcs_changed(self):
        index = self.functionscb.currentIndex()
        if index > 0:
            func = self.funcs_model[index]
            if func in ["atan2", "fmod", "ldexp", "log",
                        "pow", "copysign", "hypot"]:
                self.insert_into_expression(func + "(,)")
                self.expressionedit.cursorBackward(False, 2)
            elif func in ["e", "pi"]:
                self.insert_into_expression(func)
            else:
                self.insert_into_expression(func + "()")
                self.expressionedit.cursorBackward(False)
            self.functionscb.setCurrentIndex(0)

    def insert_into_expression(self, what):
        cp = self.expressionedit.cursorPosition()
        ct = self.expressionedit.text()
        text = ct[:cp] + what + ct[cp:]
        self.expressionedit.setText(text)
        self.expressionedit.setFocus()

# 需要导入模块: from AnyQt.QtWidgets import QComboBox [as 别名]
# 或者: from AnyQt.QtWidgets.QComboBox import setCurrentIndex [as 别名]

#.........这里部分代码省略.........
                return impute.Model, (method.learner,)
            elif isinstance(method, impute.Default):
                return impute.Default, (method.default,)
            else:
                return type(method), None

        methods = set(method_key(m) for m in methods)
        selected_vars = [self.varmodel[index.row()] for index in indexes]
        has_discrete = any(var.is_discrete for var in selected_vars)
        fixed_value = None
        value_stack_enabled = False
        current_value_widget = None

        if len(methods) == 1:
            method_type, parameters = methods.pop()
            for i, m in enumerate(self.methods):
                if method_type == type(m):
                    self.variable_button_group.button(i).setChecked(True)

            if method_type is impute.Default:
                (fixed_value,) = parameters

        elif self.variable_button_group.checkedButton() is not None:
            # Uncheck the current button
            self.variable_button_group.setExclusive(False)
            self.variable_button_group.checkedButton().setChecked(False)
            self.variable_button_group.setExclusive(True)
            assert self.variable_button_group.checkedButton() is None

        for method, button in zip(self.methods,
                                  self.variable_button_group.buttons()):
            enabled = all(method.supports_variable(var) for var in
                          selected_vars)
            button.setEnabled(enabled)

        if not has_discrete:
            value_stack_enabled = True
            current_value_widget = self.value_double
        elif len(selected_vars) == 1:
            value_stack_enabled = True
            current_value_widget = self.value_combo
            self.value_combo.clear()
            self.value_combo.addItems(selected_vars[0].values)
        else:
            value_stack_enabled = False
            current_value_widget = None
            self.variable_button_group.button(self.AS_INPUT).setEnabled(False)

        self.value_stack.setEnabled(value_stack_enabled)
        if current_value_widget is not None:
            self.value_stack.setCurrentWidget(current_value_widget)
            if fixed_value is not None:
                if current_value_widget is self.value_combo:
                    self.value_combo.setCurrentIndex(fixed_value)
                elif current_value_widget is self.value_double:
                    self.value_double.setValue(fixed_value)
                else:
                    assert False

    def set_method_for_current_selection(self, method_index):
        indexes = self.selection.selectedIndexes()
        self.set_method_for_indexes(indexes, method_index)

    def set_method_for_indexes(self, indexes, method_index):
        if method_index == self.DEFAULT:
            for index in indexes:
                self.variable_methods.pop(index.row(), None)
        elif method_index == OWImpute.AS_INPUT:
            current = self.value_stack.currentWidget()
            if current is self.value_combo:
                value = self.value_combo.currentIndex()
            else:
                value = self.value_double.value()
            for index in indexes:
                method = impute.Default(default=value)
                self.variable_methods[index.row()] = method
        else:
            method = self.methods[method_index]
            for index in indexes:
                self.variable_methods[index.row()] = method

        self.update_varview(indexes)
        self._invalidate()

    def update_varview(self, indexes=None):
        if indexes is None:
            indexes = map(self.varmodel.index, range(len(self.varmodel)))

        for index in indexes:
            self.varmodel.setData(index, self.get_method_for_column(index.row()), Qt.UserRole)

    def _on_value_selected(self):
        # The fixed 'Value' in the widget has been changed by the user.
        self.variable_button_group.button(self.AS_INPUT).setChecked(True)
        self.set_method_for_current_selection(self.AS_INPUT)

    def reset_variable_methods(self):
        indexes = list(map(self.varmodel.index, range(len(self.varmodel))))
        self.set_method_for_indexes(indexes, self.DEFAULT)
        self.variable_button_group.button(self.DEFAULT).setChecked(True)

# 需要导入模块: from AnyQt.QtWidgets import QComboBox [as 别名]
# 或者: from AnyQt.QtWidgets.QComboBox import setCurrentIndex [as 别名]

#.........这里部分代码省略.........

        # Update variable methods GUI enabled state based on selection.
        for method in Method:
            # use a default constructed imputer to query support
            imputer = self.create_imputer(method)
            enabled = all(imputer.supports_variable(var) for var in
                          selected_vars)
            button = self.variable_button_group.button(method)
            button.setEnabled(enabled)

        # Update the "Value" edit GUI.
        if not has_discrete:
            # no discrete variables -> allow mass edit for all (continuous vars)
            value_stack_enabled = True
            current_value_widget = self.value_double
        elif len(selected_vars) == 1:
            # single discrete var -> enable and fill the values combo
            value_stack_enabled = True
            current_value_widget = self.value_combo
            self.value_combo.clear()
            self.value_combo.addItems(selected_vars[0].values)
        else:
            # mixed type selection -> disable
            value_stack_enabled = False
            current_value_widget = None
            self.variable_button_group.button(Method.Default).setEnabled(False)

        self.value_stack.setEnabled(value_stack_enabled)
        if current_value_widget is not None:
            self.value_stack.setCurrentWidget(current_value_widget)
            if fixed_value is not None:
                # set current value
                if current_value_widget is self.value_combo:
                    self.value_combo.setCurrentIndex(fixed_value)
                elif current_value_widget is self.value_double:
                    self.value_double.setValue(fixed_value)
                else:
                    assert False

    def set_method_for_current_selection(self, method_index):
        # type: (Method) -> None
        indexes = self.selection.selectedIndexes()
        self.set_method_for_indexes(indexes, method_index)

    def set_method_for_indexes(self, indexes, method_index):
        # type: (List[QModelIndex], Method) -> None
        if method_index == Method.AsAboveSoBelow:
            for index in indexes:
                self.varmodel.setData(index, None, StateRole)
        elif method_index == Method.Default:
            current = self.value_stack.currentWidget()
            if current is self.value_combo:
                value = self.value_combo.currentIndex()
            else:
                value = self.value_double.value()
            for index in indexes:
                state = (int(Method.Default), (value,))
                self.varmodel.setData(index, state, StateRole)
        else:
            state = (int(method_index), ())
            for index in indexes:
                self.varmodel.setData(index, state, StateRole)

        self.update_varview(indexes)
        self._invalidate()

# 需要导入模块: from AnyQt.QtWidgets import QComboBox [as 别名]
# 或者: from AnyQt.QtWidgets.QComboBox import setCurrentIndex [as 别名]

#.........这里部分代码省略.........
        self.databasetext.setToolTip('Database or optionally Database/Schema')
        if self.database:
            self.databasetext.setText(
                self.database if not self.schema else
                '{}/{}'.format(self.database, self.schema))
        box.layout().addWidget(self.databasetext)
        self.usernametext = QLineEdit(box)
        self.usernametext.setPlaceholderText('Username')
        self.usernametext.setToolTip('Username')

        box.layout().addWidget(self.usernametext)
        self.passwordtext = QLineEdit(box)
        self.passwordtext.setPlaceholderText('Password')
        self.passwordtext.setToolTip('Password')
        self.passwordtext.setEchoMode(QLineEdit.Password)

        box.layout().addWidget(self.passwordtext)

        self._load_credentials()
        self.tables = TableModel()

        tables = gui.hBox(box)
        self.tablecombo = QComboBox(
            minimumContentsLength=35,
            sizeAdjustPolicy=QComboBox.AdjustToMinimumContentsLength
        )
        self.tablecombo.setModel(self.tables)
        self.tablecombo.setToolTip('table')
        tables.layout().addWidget(self.tablecombo)
        self.connect()

        index = self.tablecombo.findText(str(self.table))
        if index != -1:
            self.tablecombo.setCurrentIndex(index)
        # set up the callback to select_table in case of selection change
        self.tablecombo.activated[int].connect(self.select_table)

        self.connectbutton = gui.button(
            tables, self, '↻', callback=self.connect)
        self.connectbutton.setSizePolicy(
            QSizePolicy.Fixed, QSizePolicy.Fixed)
        tables.layout().addWidget(self.connectbutton)

        self.custom_sql = gui.vBox(box)
        self.custom_sql.setVisible(False)
        self.sqltext = QTextEdit(self.custom_sql)
        self.sqltext.setPlainText(self.sql)
        self.custom_sql.layout().addWidget(self.sqltext)

        mt = gui.hBox(self.custom_sql)
        cb = gui.checkBox(mt, self, 'materialize', 'Materialize to table ')
        cb.setToolTip('Save results of the query in a table')
        le = gui.lineEdit(mt, self, 'materialize_table_name')
        le.setToolTip('Save results of the query in a table')

        self.executebtn = gui.button(
            self.custom_sql, self, 'Execute', callback=self.open_table)

        box.layout().addWidget(self.custom_sql)

        gui.checkBox(box, self, "guess_values",
                     "Auto-discover categorical variables",
                     callback=self.open_table)

        gui.checkBox(box, self, "download",
                     "Download data to local memory",

# 需要导入模块: from AnyQt.QtWidgets import QComboBox [as 别名]
# 或者: from AnyQt.QtWidgets.QComboBox import setCurrentIndex [as 别名]
    def set_new_values(self, oper_combo, adding_all, selected_values=None):
        # def remove_children():
        #     for child in box.children()[1:]:
        #         box.layout().removeWidget(child)
        #         child.setParent(None)

        def add_textual(contents):
            le = gui.lineEdit(box, self, None,
                              sizePolicy=QSizePolicy(QSizePolicy.Expanding,
                                                     QSizePolicy.Expanding))
            if contents:
                le.setText(contents)
            le.setAlignment(Qt.AlignRight)
            le.editingFinished.connect(self.conditions_changed)
            return le

        def add_numeric(contents):
            le = add_textual(contents)
            le.setValidator(OWSelectRows.QDoubleValidatorEmpty())
            return le

        def add_datetime(contents):
            le = add_textual(contents)
            le.setValidator(QRegExpValidator(QRegExp(TimeVariable.REGEX)))
            return le

        var = self.data.domain[oper_combo.attr_combo.currentText()]
        box = self.cond_list.cellWidget(oper_combo.row, 2)
        if selected_values is not None:
            lc = list(selected_values) + ["", ""]
            lc = [str(x) for x in lc[:2]]
        else:
            lc = ["", ""]
        if box and vartype(var) == box.var_type:
            lc = self._get_lineedit_contents(box) + lc
        oper = oper_combo.currentIndex()

        if oper_combo.currentText() == "is defined":
            label = QLabel()
            label.var_type = vartype(var)
            self.cond_list.setCellWidget(oper_combo.row, 2, label)
        elif var.is_discrete:
            if oper_combo.currentText() == "is one of":
                if selected_values:
                    lc = [x for x in list(selected_values)]
                button = DropDownToolButton(self, var, lc)
                button.var_type = vartype(var)
                self.cond_list.setCellWidget(oper_combo.row, 2, button)
            else:
                combo = QComboBox()
                combo.addItems([""] + var.values)
                if lc[0]:
                    combo.setCurrentIndex(int(lc[0]))
                else:
                    combo.setCurrentIndex(0)
                combo.var_type = vartype(var)
                self.cond_list.setCellWidget(oper_combo.row, 2, combo)
                combo.currentIndexChanged.connect(self.conditions_changed)
        else:
            box = gui.hBox(self, addToLayout=False)
            box.var_type = vartype(var)
            self.cond_list.setCellWidget(oper_combo.row, 2, box)
            if var.is_continuous:
                validator = add_datetime if isinstance(var, TimeVariable) else add_numeric
                box.controls = [validator(lc[0])]
                if oper > 5:
                    gui.widgetLabel(box, " and ")
                    box.controls.append(validator(lc[1]))
            elif var.is_string:
                box.controls = [add_textual(lc[0])]
                if oper in [6, 7]:
                    gui.widgetLabel(box, " and ")
                    box.controls.append(add_textual(lc[1]))
            else:
                box.controls = []
        if not adding_all:
            self.conditions_changed()

# 需要导入模块: from AnyQt.QtWidgets import QComboBox [as 别名]
# 或者: from AnyQt.QtWidgets.QComboBox import setCurrentIndex [as 别名]

#.........这里部分代码省略.........
        self.pathlabel.setTextElideMode(Qt.ElideMiddle)
        self.pathlabel.setAttribute(Qt.WA_MacSmallSize)

        vlayout.addWidget(self.pathlabel)
        w.setLayout(vlayout)

        self.infostack.addWidget(self.info_area)
        self.infostack.addWidget(w)

        box.layout().addWidget(self.infostack)

        self.__initRecentItemsModel()
        self.__invalidated = True
        self.__executor = ThreadExecutor(self)

        QApplication.postEvent(self, QEvent(RuntimeEvent.Init))

    def __initRecentItemsModel(self):
        self._relocate_recent_files()
        recent_paths = []
        for item in self.recent_paths:
            recent_paths.append(item)
        recent_paths = recent_paths[:OWImportImages.MaxRecentItems]
        recent_model = self.recent_cb.model()
        recent_model.clear()

        for pathitem in recent_paths:
            item = RecentPath_asqstandarditem(pathitem)
            recent_model.appendRow(item)

        self.recent_paths = recent_paths

        if self.recent_paths and os.path.isdir(self.recent_paths[0].abspath):
            self.recent_cb.setCurrentIndex(0)
            self.__actions.reload.setEnabled(True)
        else:
            self.recent_cb.setCurrentIndex(-1)
            self.__actions.reload.setEnabled(False)

    def customEvent(self, event):
        """Reimplemented."""
        if event.type() == RuntimeEvent.Init:
            if self.__invalidated:
                try:
                    self.start()
                finally:
                    self.__invalidated = False

        super().customEvent(event)

    def __runOpenDialog(self):
        startdir = os.path.expanduser("~/")
        if self.recent_paths:
            startdir = os.path.dirname(self.recent_paths[0].abspath)

        if OWImportImages.Modality == Qt.WindowModal:
            dlg = QFileDialog(
                self, "Select Top Level Directory", startdir,
                acceptMode=QFileDialog.AcceptOpen,
                modal=True,
            )
            dlg.setFileMode(QFileDialog.Directory)
            dlg.setOption(QFileDialog.ShowDirsOnly)
            dlg.setDirectory(startdir)
            dlg.setAttribute(Qt.WA_DeleteOnClose)