mirror of
https://github.com/onyx-and-iris/nvda-addon-voicemeeter.git
synced 2024-11-15 23:10:47 +00:00
52 lines
1.6 KiB
Python
52 lines
1.6 KiB
Python
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import ctypes as ct
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import winreg
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from pathlib import Path
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from .error import VMError
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class Binds:
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VM_KEY = "VB:Voicemeeter {17359A74-1236-5467}"
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BITS = 64 if ct.sizeof(ct.c_voidp) == 8 else 32
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def __init__(self):
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dll_path = Path(self.__vmpath()).parent.joinpath(
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f'VoicemeeterRemote{"64" if self.BITS == 64 else ""}.dll'
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)
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if self.BITS == 64:
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self.libc = ct.CDLL(str(dll_path))
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else:
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self.libc = ct.WinDLL(str(dll_path))
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def __vmpath(self):
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with winreg.OpenKey(
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winreg.HKEY_LOCAL_MACHINE,
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r"{}".format(
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"\\".join(
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(
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"\\".join(
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filter(
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None,
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(
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"SOFTWARE",
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"WOW6432Node" if self.BITS == 64 else "",
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"Microsoft",
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"Windows",
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"CurrentVersion",
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"Uninstall",
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),
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)
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),
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self.VM_KEY,
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)
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)
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),
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) as vm_key:
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return winreg.QueryValueEx(vm_key, r"UninstallString")[0]
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def call(self, fn, *args, ok=(0,)):
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retval = getattr(self.libc, fn)(*args)
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if retval not in ok:
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raise VMError(f"{fn} returned {retval}")
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return retval
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