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Python QTabWidget.setCurrentIndex方法代码示例

本文整理汇总了Python中qtpy.QtWidgets.QTabWidget.setCurrentIndex方法的典型用法代码示例。如果您正苦于以下问题:Python QTabWidget.setCurrentIndex方法的具体用法?Python QTabWidget.setCurrentIndex怎么用?Python QTabWidget.setCurrentIndex使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在qtpy.QtWidgets.QTabWidget的用法示例。


在下文中一共展示了QTabWidget.setCurrentIndex方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Python代码示例。

示例1: ImportWizard

# 需要导入模块: from qtpy.QtWidgets import QTabWidget [as 别名]
# 或者: from qtpy.QtWidgets.QTabWidget import setCurrentIndex [as 别名]
class ImportWizard(QDialog):
    """Text data import wizard"""
    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)

    def _focus_tab(self, tab_idx):
        """Change tab focus"""
        for i in range(self.tab_widget.count()):
            self.tab_widget.setTabEnabled(i, False)
        self.tab_widget.setTabEnabled(tab_idx, True)
        self.tab_widget.setCurrentIndex(tab_idx)

    def _set_step(self, step):
        """Proceed to a given step"""
        new_tab = self.tab_widget.currentIndex() + step
        assert new_tab < self.tab_widget.count() and new_tab >= 0
        if new_tab == self.tab_widget.count()-1:
            try:
                self.table_widget.open_data(self._get_plain_text(),
                                        self.text_widget.get_col_sep(),
                                        self.text_widget.get_row_sep(),
                                        self.text_widget.trnsp_box.isChecked(),
                                        self.text_widget.get_skiprows(),
                                        self.text_widget.get_comments())
                self.done_btn.setEnabled(True)
                self.done_btn.setDefault(True)
                self.fwd_btn.setEnabled(False)
                self.back_btn.setEnabled(True)
            except (SyntaxError, AssertionError) as error:
                QMessageBox.critical(self, _("Import wizard"),
                            _("<b>Unable to proceed to next step</b>"
                              "<br><br>Please check your entries."
                              "<br><br>Error message:<br>%s") % str(error))
                return
#.........这里部分代码省略.........
开发者ID:ShenggaoZhu,项目名称:spyder,代码行数:103,代码来源:importwizard.py


注:本文中的qtpy.QtWidgets.QTabWidget.setCurrentIndex方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。