squirrel-battle/squirrelbattle/term_manager.py

39 lines
1.2 KiB
Python

# Copyright (C) 2020 by ÿnérant, eichhornchen, nicomarg, charlse
# SPDX-License-Identifier: GPL-3.0-or-later
import curses
from types import TracebackType
class TermManager: # pragma: no cover
"""
The TermManager object initializes the terminal, returns a screen object and
de-initializes the terminal after use.
"""
def __init__(self):
self.screen = curses.initscr()
# convert escapes sequences to curses abstraction
self.screen.keypad(True)
# stop printing typed keys to the terminal
curses.noecho()
# send keys through without having to press <enter>
curses.cbreak()
# make cursor invisible
curses.curs_set(False)
# Catch mouse events
curses.mousemask(True)
# Enable colors
curses.start_color()
def __enter__(self):
return self
def __exit__(self, exc_type: type, exc_value: Exception,
exc_traceback: TracebackType) -> None:
# restore the terminal to its original state
self.screen.keypad(False)
curses.echo()
curses.nocbreak()
curses.curs_set(True)
curses.endwin()