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https://github.com/Textualize/textual.git
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46 lines
1.4 KiB
Python
46 lines
1.4 KiB
Python
from textual.app import App
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from textual.widget import Widget
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from textual.widgets.text_input import TextInput, TextWidgetBase, TextArea
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def celsius_to_fahrenheit(celsius: float) -> float:
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return celsius * 1.8 + 32
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def fahrenheit_to_celsius(fahrenheit: float) -> float:
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return (fahrenheit - 32) / 1.8
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class InputApp(App[str]):
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def on_mount(self) -> None:
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self.fahrenheit = TextInput(placeholder="Fahrenheit", id="fahrenheit")
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self.celsius = TextInput(placeholder="Celsius", id="celsius")
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self.fahrenheit.focus()
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text_boxes = Widget(self.fahrenheit, self.celsius)
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self.mount(inputs=text_boxes)
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self.mount(spacer=Widget())
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self.mount(footer=TextInput(placeholder="Footer Search Bar"))
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self.mount(text_area=TextArea())
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def handle_changed(self, event: TextWidgetBase.Changed) -> None:
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try:
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value = float(event.value)
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except ValueError:
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return
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if event.sender == self.celsius:
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fahrenheit = celsius_to_fahrenheit(value)
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self.fahrenheit.value = f"{fahrenheit:.1f}"
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elif event.sender == self.fahrenheit:
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celsius = fahrenheit_to_celsius(value)
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self.celsius.value = f"{celsius:.1f}"
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app = InputApp(
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log_path="textual.log", css_path="input.scss", watch_css=True, log_verbosity=2
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)
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if __name__ == "__main__":
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result = app.run()
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print(repr(result))
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