Microsoft.Win32.Win32RegistryApi.OpenSubKey C# (CSharp) Méthode

		public RegistryKey OpenSubKey (RegistryKey rkey, string keyName, bool writable)
		{
			int access = OpenRegKeyRead;
			if (writable) access |= OpenRegKeyWrite;
			IntPtr handle = GetHandle (rkey);
			
			IntPtr subKeyHandle;
			int result = RegOpenKeyEx (handle, keyName, IntPtr.Zero, access, out subKeyHandle);

			if (result == Win32ResultCode.FileNotFound || result == Win32ResultCode.MarkedForDeletion)
				return null;
			
			if (result != Win32ResultCode.Success)
				GenerateException (result);
			
			return new RegistryKey (subKeyHandle, CombineName (rkey, keyName), writable);
		}