"""Regression test for https://github.com/Textualize/textual/issues/2229.""" from textual.app import App, ComposeResult from textual.widgets import TabbedContent, TabPane, Tabs, Label class QuicklyChangeTabsApp(App[None]): def compose(self) -> ComposeResult: with TabbedContent(): with TabPane("one"): yield Label("one") with TabPane("two"): yield Label("two") with TabPane("three", id="three"): yield Label("three") def key_p(self) -> None: self.query_one(Tabs).action_next_tab() self.query_one(Tabs).action_next_tab() app = QuicklyChangeTabsApp() if __name__ == "__main__": app.run()