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from textual.app import App, ComposeResult
from textual.screen import Screen
from textual.widgets import Footer, Placeholder
class DashboardScreen(Screen):
def compose(self) -> ComposeResult:
yield Placeholder("Dashboard Screen")
yield Footer()
class SettingsScreen(Screen):
def compose(self) -> ComposeResult:
yield Placeholder("Settings Screen")
yield Footer()
class HelpScreen(Screen):
def compose(self) -> ComposeResult:
yield Placeholder("Help Screen")
yield Footer()
class ModesApp(App):
BINDINGS = [
("d", "switch_mode('dashboard')", "Dashboard"), # (1)!
("s", "switch_mode('settings')", "Settings"),
("h", "switch_mode('help')", "Help"),
]
MODES = {
"dashboard": DashboardScreen, # (2)!
"settings": SettingsScreen,
"help": HelpScreen,
}
def on_mount(self) -> None:
self.switch_mode("dashboard") # (3)!
if __name__ == "__main__":
app = ModesApp()
app.run()
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