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23 lines
592 B
Python
23 lines
592 B
Python
import curses
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import curses.ascii
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import typing as T
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from dataclasses import dataclass
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KEYS_CYCLE = {curses.ascii.TAB}
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KEYS_DOWN = set(map(ord, "jJ")) | {curses.KEY_DOWN}
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KEYS_LEFT = set(map(ord, "hH")) | {curses.KEY_LEFT}
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KEYS_RIGHT = set(map(ord, "lL")) | {curses.KEY_RIGHT}
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KEYS_UP = set(map(ord, "kK")) | {curses.KEY_UP}
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KEYS_CANCEL = set(map(ord, "qQ")) | {curses.ascii.ESC}
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@dataclass
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class Choice:
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keys: T.List[int]
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desc: str
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callback: T.Callable[..., T.Any]
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def first(source: T.Iterable[T.Any], default: T.Any = None) -> T.Any:
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return next(iter(source), default)
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