bazarr/libs/rich/_windows.py

72 lines
2.0 KiB
Python

import sys
from dataclasses import dataclass
@dataclass
class WindowsConsoleFeatures:
"""Windows features available."""
vt: bool = False
"""The console supports VT codes."""
truecolor: bool = False
"""The console supports truecolor."""
try:
import ctypes
from ctypes import wintypes
from ctypes import LibraryLoader
windll = LibraryLoader(ctypes.WinDLL) # type: ignore
except (AttributeError, ImportError, ValueError):
# Fallback if we can't load the Windows DLL
def get_windows_console_features() -> WindowsConsoleFeatures:
features = WindowsConsoleFeatures()
return features
else:
STDOUT = -11
ENABLE_VIRTUAL_TERMINAL_PROCESSING = 4
_GetConsoleMode = windll.kernel32.GetConsoleMode
_GetConsoleMode.argtypes = [wintypes.HANDLE, wintypes.LPDWORD]
_GetConsoleMode.restype = wintypes.BOOL
_GetStdHandle = windll.kernel32.GetStdHandle
_GetStdHandle.argtypes = [
wintypes.DWORD,
]
_GetStdHandle.restype = wintypes.HANDLE
def get_windows_console_features() -> WindowsConsoleFeatures:
"""Get windows console features.
Returns:
WindowsConsoleFeatures: An instance of WindowsConsoleFeatures.
"""
handle = _GetStdHandle(STDOUT)
console_mode = wintypes.DWORD()
result = _GetConsoleMode(handle, console_mode)
vt = bool(result and console_mode.value & ENABLE_VIRTUAL_TERMINAL_PROCESSING)
truecolor = False
if vt:
win_version = sys.getwindowsversion() # type: ignore
truecolor = win_version.major > 10 or (
win_version.major == 10 and win_version.build >= 15063
)
features = WindowsConsoleFeatures(vt=vt, truecolor=truecolor)
return features
if __name__ == "__main__":
import platform
features = get_windows_console_features()
from rich import print
print(f'platform="{platform.system()}"')
print(repr(features))