mirror of
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85 lines
2.5 KiB
Python
85 lines
2.5 KiB
Python
import os
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import platform
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import shlex
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import struct
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import subprocess
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def get_terminal_size():
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"""getTerminalSize()
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- get width and height of console
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- works on linux,os x,windows,cygwin(windows)
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originally retrieved from:
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http://stackoverflow.com/questions/566746/how-to-get-console-window-width-in-python
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https://gist.github.com/jtriley/1108174
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"""
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current_os = platform.system()
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tuple_xy = None
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if current_os == "Windows":
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tuple_xy = _get_terminal_size_windows()
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if tuple_xy is None:
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tuple_xy = _get_terminal_size_tput()
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# needed for window's python in cygwin's xterm!
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if current_os in ["Linux", "Darwin"] or current_os.startswith("CYGWIN"):
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tuple_xy = _get_terminal_size_linux()
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if tuple_xy is None:
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tuple_xy = (80, 25) # default value
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return tuple_xy
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def _get_terminal_size_windows():
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try:
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from ctypes import windll, create_string_buffer
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# stdin handle is -10
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# stdout handle is -11
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# stderr handle is -12
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h = windll.kernel32.GetStdHandle(-12)
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csbi = create_string_buffer(22)
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res = windll.kernel32.GetConsoleScreenBufferInfo(h, csbi)
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if res:
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(bufx, bufy, curx, cury, wattr, left, top, right, bottom, maxx, maxy) = struct.unpack("hhhhHhhhhhh", csbi.raw)
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sizex = right - left + 1
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sizey = bottom - top + 1
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return sizex, sizey
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except Exception:
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pass
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def _get_terminal_size_tput():
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# get terminal width
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# src: http://stackoverflow.com/questions/263890/how-do-i-find-the-width-height-of-a-terminal-window
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try:
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cols = int(subprocess.check_output(shlex.split("tput cols")))
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rows = int(subprocess.check_output(shlex.split("tput lines")))
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return (cols, rows)
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except Exception:
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pass
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def _get_terminal_size_linux():
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def ioctl_GWINSZ(fd):
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try:
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import fcntl
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import termios
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cr = struct.unpack("hh", fcntl.ioctl(fd, termios.TIOCGWINSZ, "1234"))
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return cr
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except Exception:
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pass
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cr = ioctl_GWINSZ(0) or ioctl_GWINSZ(1) or ioctl_GWINSZ(2)
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if not cr:
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try:
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fd = os.open(os.ctermid(), os.O_RDONLY)
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cr = ioctl_GWINSZ(fd)
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os.close(fd)
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except Exception:
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pass
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if not cr:
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try:
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cr = (os.environ["LINES"], os.environ["COLUMNS"])
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except Exception:
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return None
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return int(cr[1]), int(cr[0])
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