init RadioChoiceWidget

src/settings/widgets/RadioChoiceWidget.py

+from gi.repository import Gtk, Adw
+from .BaseWidget import BaseWidget
+
+
+class RadioChoiceWidget(BaseWidget):
+    def create_row(self):
+        main_box = Adw.PreferencesRow()
+
+        content_box = Gtk.Box(
+            orientation=Gtk.Orientation.VERTICAL,
+            spacing=6,
+            margin_top=8,
+            margin_bottom=8,
+            margin_start=12,
+            margin_end=12
+        )
+        main_box.set_child(content_box)
+
+        title_label = Gtk.Label(
+            label=self.setting.name,
+            halign=Gtk.Align.START
+        )
+        title_label.add_css_class("heading")
+
+        content_box.append(title_label)
+
+        if self.setting.help:
+            subtitle_label = Gtk.Label(
+                label=self.setting.help,
+                halign=Gtk.Align.START,
+                wrap=True,
+                margin_bottom=4
+            )
+            subtitle_label.add_css_class("caption")
+            subtitle_label.add_css_class("dim-label")
+
+            content_box.append(subtitle_label)
+
+        radio_container = Gtk.Box(
+            orientation=Gtk.Orientation.VERTICAL,
+            spacing=4
+        )
+
+        content_box.append(radio_container)
+
+        current_value = self.setting._get_backend_value()
+        group = None
+
+        # Создаем радио-кнопки
+        for label, value in self.setting.map.items():
+            radio = Gtk.CheckButton(
+                label=label,
+                halign=Gtk.Align.START,
+            )
+            radio.set_active(value == current_value)
+
+            if group:
+                radio.set_group(group)
+            else:
+                group = radio
+
+            radio.connect("toggled", self._on_toggle, value)
+            radio_container.append(radio)
+
+        return main_box
+
+    def _on_toggle(self, button, value):
+        if button.get_active():
+            self.setting._set_backend_value(value)
+

src/settings/widgets/__init__.py

 from .BooleanWidget import BooleanWidget
 from .ChoiceWidget import ChoiceWidget
+from .RadioChoiceWidget import RadioChoiceWidget
 from .EntryWidget import EntryWidget
 from .NumStepper import NumStepper
 
@@ -7,6 +8,7 @@ from .NumStepper import NumStepper
 class WidgetFactory:
     widget_map = {
         'choice': ChoiceWidget,
+        'radiochoice': RadioChoiceWidget,
         'boolean': BooleanWidget,
         'entry': EntryWidget,
         'number': NumStepper,