exclusive_options_group.py

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from python_qt_binding.QtGui import QRadioButton, QVBoxLayout, QLabel, QWidget, QButtonGroup, QGroupBox

class ExclusiveOptionGroup(QGroupBox):
    
    def __init__(self, options, title='Exclusive Options', selected_index=None):
        super(ExclusiveOptionGroup, self).__init__()
        self.setTitle(title)
        self.setLayout(QVBoxLayout())
        self._button_group = QButtonGroup()
        self._button_group.setExclusive(True)
        self._options = options
        
        button_id = 0
        for option in self._options:
            button_id += 1
            
            radio_button = QRadioButton(option.get('title', 'option %d' % button_id))
            radio_button.setEnabled(option.get('enabled', True))
            radio_button.setChecked(option.get('selected', False) or (button_id - 1) == selected_index)
            radio_button.setToolTip(option.get('tooltip', ''))

            widget = QWidget()
            widget.setLayout(QVBoxLayout())
            widget.layout().addWidget(radio_button)
            if 'description' in option:
                widget.layout().addWidget(QLabel(option['description']))
            
            self._button_group.addButton(radio_button, button_id)
            self.layout().addWidget(widget)
            
    def get_settings(self):
        selected_index = self._button_group.checkedId() - 1 
        if selected_index >= 0:
            return {'selected_index': selected_index, 'selected_option': self._options[selected_index]}
        return {'selected_index': None, 'selected_option': None}