gitinspector/terminal.py
2012-05-04 11:40:30 +02:00

108 lines
2.7 KiB
Python

# coding: utf-8
#
# Copyright © 2012 Ejwa Software. All rights reserved.
#
# This file is part of gitinspector.
#
# gitinspector is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# gitinspector is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with gitinspector. If not, see <http://www.gnu.org/licenses/>.
import platform
bold = "\033[1m"
normal = "\033[0;0m"
def __get_size_windows__():
res=None
try:
from ctypes import windll, create_string_buffer
h = windll.kernel32.GetStdHandle(-12) # stderr
csbi = create_string_buffer(22)
res = windll.kernel32.GetConsoleScreenBufferInfo(h, csbi)
except:
return None
if res:
import struct
(bufx, bufy, curx, cury, wattr, left, top, right, bottom, maxx, maxy) = struct.unpack("hhhhHhhhhhh", csbi.raw)
sizex = right - left + 1
sizey = bottom - top + 1
return sizex, sizey
else:
return None
def __get_size_tput__():
try:
import subprocess
proc=subprocess.Popen(["tput", "cols"], stdin = subprocess.PIPE, stdout = subprocess.PIPE)
output = proc.communicate(input = None)
cols = int(output[0])
proc = subprocess.Popen(["tput", "lines"], stdin = subprocess.PIPE, stdout = subprocess.PIPE)
output = proc.communicate(input = None)
rows = int(output[0])
return (cols, rows)
except:
return None
def __get_size_linux__():
def ioctl_GWINSZ(fd):
try:
import fcntl, termios, struct, os
cr = struct.unpack('hh', fcntl.ioctl(fd, termios.TIOCGWINSZ, '1234'))
except:
return None
return cr
cr = ioctl_GWINSZ(0) or ioctl_GWINSZ(1) or ioctl_GWINSZ(2)
if not cr:
try:
fd = os.open(os.ctermid(), os.O_RDONLY)
cr = ioctl_GWINSZ(fd)
os.close(fd)
except:
pass
if not cr:
try:
cr = (env['LINES'], env['COLUMNS'])
except:
return None
return int(cr[1]), int(cr[0])
def skip_escapes(skip):
if skip:
global bold
global normal
bold = ""
normal = ""
def printb(string):
print bold + string + normal
def get_size():
current_os = platform.system()
tuple_xy = None
if current_os == 'Windows':
tuple_xy = __get_size_windows__()
if tuple_xy is None:
tuple_xy = __get_size_tput__()
if current_os == 'Linux' or current_os == 'Darwin' or current_os.startswith('CYGWIN'):
tuple_xy = __get_size_linux__()
if tuple_xy is None:
tuple_xy = (80, 25)
return tuple_xy