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47 lines
1.3 KiB
Python
47 lines
1.3 KiB
Python
import rich.repr
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from rich.align import Align
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from rich.console import RenderableType
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from rich.panel import Panel
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from rich.pretty import Pretty
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from textual._color_constants import COLOR_NAME_TO_RGB
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from textual.app import App, ComposeResult
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from textual.widget import Widget
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from textual.widgets import Placeholder
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@rich.repr.auto(angular=False)
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class ColorDisplay(Widget, can_focus=True):
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def render(self) -> RenderableType:
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return Panel(
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Align.center(
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Pretty(self, no_wrap=True, overflow="ellipsis"), vertical="middle"
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),
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title=self.name,
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border_style="none",
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)
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class ColorNames(App):
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DEFAULT_CSS = """
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ColorDisplay {
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height: 1;
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}
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"""
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def on_mount(self):
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self.bind("q", "quit")
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def compose(self) -> ComposeResult:
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for color_name, color in COLOR_NAME_TO_RGB.items():
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color_placeholder = ColorDisplay(name=color_name)
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is_dark_color = sum(color) < 400
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color_placeholder.styles.color = "white" if is_dark_color else "black"
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color_placeholder.styles.background = color_name
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yield color_placeholder
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if __name__ == "__main__":
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color_name_app = ColorNames()
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color_name_app.run()
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