37 lines
895 B
Python
37 lines
895 B
Python
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from typing import List, Optional
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from .key_processor import KeyPress
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__all__ = [
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"EmacsState",
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]
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class EmacsState:
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"""
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Mutable class to hold Emacs specific state.
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"""
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def __init__(self) -> None:
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# Simple macro recording. (Like Readline does.)
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# (For Emacs mode.)
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self.macro: Optional[List[KeyPress]] = []
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self.current_recording: Optional[List[KeyPress]] = None
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def reset(self) -> None:
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self.current_recording = None
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@property
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def is_recording(self) -> bool:
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" Tell whether we are recording a macro. "
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return self.current_recording is not None
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def start_macro(self) -> None:
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" Start recording macro. "
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self.current_recording = []
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def end_macro(self) -> None:
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" End recording macro. "
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self.macro = self.current_recording
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self.current_recording = None
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