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from ctypes import Structure, c_char_p, c_void_p, cast, sizeof
from ctypes import POINTER as _P
from .dll import _bind, SDLFunc, AttributeDict
from .dll import version as sdl_version
__all__ = [
# Structs
"SDL_Locale",
]
# Struct definitions
class SDL_Locale(Structure):
_fields_ = [
("language", c_char_p),
("country", c_char_p),
]
def __repr__(self):
lang, country = (self.language, self.country)
if type(lang) == bytes and type(lang) != str:
lang = lang.decode('utf-8')
country = country.decode('utf-8') if country else ''
country_str = ", country={0}".format(country) if country else ''
return "SDL_Locale(lang={0}{1})".format(lang, country_str)
# Raw ctypes function definitions
_funcdefs = [
SDLFunc("SDL_GetPreferredLocales", None, c_void_p, added='2.0.14'),
]
_ctypes = AttributeDict()
for f in _funcdefs:
_ctypes[f.name] = _bind(f.name, f.args, f.returns, f.added)
__all__.append(f.name) # Add all bound functions to module namespace
# Aliases for ctypes bindings
_SDL_GetPreferredLocales = _ctypes["SDL_GetPreferredLocales"]
def SDL_GetPreferredLocales():
"""The base SDL2 function returns a pointer to an array of locales with an
arbitrary length, which is just plain awful to deal with in Python. This
wrapper returns a Python list of locales instead.
"""
# TODO: Move this to ext
locales = []
loc_size = sizeof(SDL_Locale)
p = _SDL_GetPreferredLocales() # Get void pointer to first locale in array
while True:
loc = cast(p, _P(SDL_Locale))
if not loc:
# Break if loc is a null pointer
break
if loc.contents.language == None:
# Array of locales is terminated by locale with null language
break
locales.append(loc.contents)
p = p + loc_size # Increment pointer to next locale in array
return locales
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