textual/docs/examples/tutorial/stopwatch03.py
Will McGugan d962dcd49c new align
2022-09-27 16:35:40 +01:00

40 lines
1.1 KiB
Python

from textual.app import App, ComposeResult
from textual.containers import Container
from textual.widgets import Button, Header, Footer, Static
class TimeDisplay(Static):
"""A widget to display elapsed time."""
class Stopwatch(Static):
"""A stopwatch widget."""
def compose(self) -> ComposeResult:
"""Create child widgets of a stopwatch."""
yield Button("Start", id="start", variant="success")
yield Button("Stop", id="stop", variant="error")
yield Button("Reset", id="reset")
yield TimeDisplay("00:00:00.00")
class StopwatchApp(App):
"""A Textual app to manage stopwatches."""
CSS_PATH = "stopwatch03.css"
BINDINGS = [("d", "toggle_dark", "Toggle dark mode")]
def compose(self) -> ComposeResult:
"""Create child widgets for the app."""
yield Header()
yield Footer()
yield Container(Stopwatch(), Stopwatch(), Stopwatch())
def action_toggle_dark(self) -> None:
"""An action to toggle dark mode."""
self.dark = not self.dark
if __name__ == "__main__":
app = StopwatchApp()
app.run()