simple_settings_dialog.py

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import os
from python_qt_binding import loadUi
from python_qt_binding.QtGui import QDialog, QLabel
from python_qt_binding.QtCore import qWarning
from exclusive_options_group import ExclusiveOptionGroup

class SimpleSettingsDialog(QDialog):
    """Simple dialog that can show multiple settings groups and returns their combined results."""

    def __init__(self, title='Options', description=None):
        super(SimpleSettingsDialog, self).__init__()
        self.setObjectName('SimpleSettingsDialog')

        ui_file = os.path.join(os.path.dirname(os.path.realpath(__file__)), 'simple_settings_dialog.ui')
        loadUi(ui_file, self)
        
        self.setWindowTitle(title)
        self._settings_groups = []

        if description is not None:
            self.add_label(description)
        
    def add_label(self, text):
        self.group_area.layout().addWidget(QLabel(text))

    def add_exclusive_option_group(self, *args, **kwargs):
        """Convenience method to add an ExclusiveOptionGroup."""
        self.add_settings_group(ExclusiveOptionGroup(*args, **kwargs))
        
    def add_settings_group(self, settings_group):
        """Adds a settings group, which is any widget with a get_settings method."""
        if not hasattr(settings_group, 'get_settings'):
            qWarning('add_settings_group(): this settings group has no get_settings method to collect the settings!')
        self._settings_groups.append(settings_group)
        self.group_area.layout().addWidget(settings_group)

    def get_settings(self):
        """Returns the combined settings from all settings groups as a list."""
        if self.exec_() == QDialog.Accepted:
            results = []
            for settings_group in self._settings_groups:
                if hasattr(settings_group, 'get_settings'):
                    results.append(settings_group.get_settings())
                else:
                    results.append(None)
            return results
        return [None] * len(self._settings_groups)