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29 lines
722 B
Python
29 lines
722 B
Python
import contextlib
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import typing as T
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from pqcli.ui.curses.event_handler import EventHandler
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class Focusable:
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def __init__(self, *args: T.Any, **kwargs: T.Any) -> None:
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self._focused = False
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self._on_focus_change = EventHandler()
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super().__init__(*args, **kwargs)
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@property
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def focused(self) -> bool:
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return self._focused
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@focused.setter
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def focused(self, focused: bool) -> None:
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self._focused = focused
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self._on_focus_change()
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@contextlib.contextmanager
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def _focus_standout(self, win: T.Any) -> T.Generator:
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if self._focused:
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self._win.standout()
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yield
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if self._focused:
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self._win.standend()
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