ChoiceDialog.py 文件源码

def __init__(self, choices, title = "select one from choices", parent = None):
        super(ChoiceDialog, self).__init__(parent)

        layout = QVBoxLayout(self)
        self.choiceButtonGroup=QButtonGroup(parent)  # it is not a visible UI
        self.choiceButtonGroup.setExclusive(True)
        if choices and len(choices)>=1:
            self.choices = choices
            for id, choice in enumerate(self.choices):
                rb = QRadioButton(choice)
                self.choiceButtonGroup.addButton(rb)
                self.choiceButtonGroup.setId(rb, id)  # negative id if not specified
                layout.addWidget(rb)

        self.choiceButtonGroup.buttonClicked.connect(self.choiceChanged)
        # OK and Cancel buttons
        buttons = QDialogButtonBox(
            QDialogButtonBox.Ok | QDialogButtonBox.Cancel,
            Qt.Horizontal, self)
        buttons.accepted.connect(self.accept)
        buttons.rejected.connect(self.reject)
        layout.addWidget(buttons)

        self.setLayout(layout)
        self.setWindowTitle(title)