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28 lines
783 B
Python
28 lines
783 B
Python
from textual import on
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from textual.app import App, ComposeResult
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from textual.widgets import Button
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class OnDecoratorApp(App):
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CSS_PATH = "on_decorator.css"
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def compose(self) -> ComposeResult:
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"""Three buttons."""
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yield Button("Bell", id="bell")
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yield Button("Toggle dark", classes="toggle dark")
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yield Button("Quit", id="quit")
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def on_button_pressed(self, event: Button.Pressed) -> None: # (1)!
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"""Handle all button pressed events."""
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if event.button.id == "bell":
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self.bell()
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elif event.button.has_class("toggle", "dark"):
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self.dark = not self.dark
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elif event.button.id == "quit":
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self.exit()
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if __name__ == "__main__":
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app = OnDecoratorApp()
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app.run()
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