Returns the chosen filter condition (if the project has one assigned).
This function can only be used if a print job is open, i.e. after LlPrint[WithBox]-Start().
Platforms: Windows 10 (Version 21H2 - 23H2), Windows 11 (21H2 - 22H2), Windows Server 2016 - 2022
.NET: .NET Framework 4.8, .NET 6, .NET 7, .NET 8