kitty/kitty/constants.py
Kovid Goyal 6c9615df0d
...
2017-10-18 14:03:05 +05:30

120 lines
3.3 KiB
Python

#!/usr/bin/env python
# vim:fileencoding=utf-8
# License: GPL v3 Copyright: 2016, Kovid Goyal <kovid at kovidgoyal.net>
import os
import pwd
import ctypes
import sys
from collections import namedtuple
from .fast_data_types import set_boss as set_c_boss
appname = 'kitty'
version = (0, 3, 0)
str_version = '.'.join(map(str, version))
_plat = sys.platform.lower()
isosx = 'darwin' in _plat
ScreenGeometry = namedtuple('ScreenGeometry', 'xstart ystart xnum ynum dx dy')
WindowGeometry = namedtuple('WindowGeometry', 'left top right bottom xnum ynum')
def _get_config_dir():
# This must be called before calling setApplicationName
if 'KITTY_CONFIG_DIRECTORY' in os.environ:
return os.path.abspath(os.path.expanduser(os.environ['VISE_CONFIG_DIRECTORY']))
candidate = os.path.abspath(os.path.expanduser(os.environ.get('XDG_CONFIG_HOME') or ('~/Library/Preferences' if isosx else '~/.config')))
ans = os.path.join(candidate, appname)
os.makedirs(ans, exist_ok=True)
return ans
config_dir = _get_config_dir()
del _get_config_dir
class ViewportSize:
__slots__ = ('width', 'height', 'x_ratio', 'y_ratio')
def __init__(self):
self.width = self.height = 1024
self.x_ratio = self.y_ratio = 1.0
def __repr__(self):
return '(width={}, height={}, x_ratio={}, y_ratio={})'.format(self.width, self.height, self.x_ratio, self.y_ratio)
def get_boss():
return get_boss.boss
def set_boss(m):
get_boss.boss = m
set_c_boss(m)
def wakeup():
get_boss.boss.child_monitor.wakeup()
viewport_size = ViewportSize()
cell_size = ViewportSize()
base_dir = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
terminfo_dir = os.path.join(base_dir, 'terminfo')
logo_data_file = os.path.join(base_dir, 'logo', 'kitty.rgba')
shell_path = pwd.getpwuid(os.geteuid()).pw_shell or '/bin/sh'
GLint = ctypes.c_int if ctypes.sizeof(ctypes.c_int) == 4 else ctypes.c_long
GLuint = ctypes.c_uint if ctypes.sizeof(ctypes.c_uint) == 4 else ctypes.c_ulong
GLfloat = ctypes.c_float
if ctypes.sizeof(GLfloat) != 4:
raise RuntimeError('float size is not 4')
if ctypes.sizeof(GLint) != 4:
raise RuntimeError('int size is not 4')
def get_glfw_lib_name():
try:
for line in open('/proc/{}/maps'.format(os.getpid())):
lib = line.split()[-1]
if '/libglfw.so' in lib:
return lib
except Exception as err:
try:
print(str(err), file=sys.stderr)
except Exception:
pass
return 'libglfw.so.3'
def glfw_lib():
ans = getattr(glfw_lib, 'ans', None)
if ans is None:
ans = glfw_lib.ans = ctypes.CDLL('libglfw.3.dylib' if isosx else get_glfw_lib_name())
return ans
def selection_clipboard_funcs():
ans = getattr(selection_clipboard_funcs, 'ans', None)
if ans is None:
lib = glfw_lib()
if hasattr(lib, 'glfwGetX11SelectionString'):
g = lib.glfwGetX11SelectionString
g.restype = ctypes.c_char_p
g.argtypes = []
s = lib.glfwSetX11SelectionString
s.restype = None
s.argtypes = [ctypes.c_char_p]
ans = g, s
else:
ans = None, None
selection_clipboard_funcs.ans = ans
return ans
iswayland = not isosx and hasattr(glfw_lib(), 'glfwGetWaylandDisplay')