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from textual.app import App, ComposeResult
from textual.containers import Horizontal, VerticalScroll
from textual.widgets import Label, RadioButton, RadioSet
class RadioSetChangedApp(App[None]):
CSS_PATH = "radio_set_changed.tcss"
def compose(self) -> ComposeResult:
with VerticalScroll():
with Horizontal():
with RadioSet(id="focus_me"):
yield RadioButton("Battlestar Galactica")
yield RadioButton("Dune 1984")
yield RadioButton("Dune 2021")
yield RadioButton("Serenity", value=True)
yield RadioButton("Star Trek: The Motion Picture")
yield RadioButton("Star Wars: A New Hope")
yield RadioButton("The Last Starfighter")
yield RadioButton(
"Total Recall :backhand_index_pointing_right: :red_circle:"
)
yield RadioButton("Wing Commander")
with Horizontal():
yield Label(id="pressed")
with Horizontal():
yield Label(id="index")
def on_mount(self) -> None:
self.query_one(RadioSet).focus()
def on_radio_set_changed(self, event: RadioSet.Changed) -> None:
self.query_one("#pressed", Label).update(
f"Pressed button label: {event.pressed.label}"
)
self.query_one("#index", Label).update(
f"Pressed button index: {event.radio_set.pressed_index}"
)
if __name__ == "__main__":
RadioSetChangedApp().run()
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