This Assembly can be used in 3ds Max 2010 and higher to access 3ds Max-specific DotNet Objects, Classes and Controls that can be used to improve the integration of MAXScript and DotNet.
The "MaxCustomControls.dll" assembly file is located in the 3ds Max root folder.
The following are some of the types exported by the Assembly:
The following script will list all Assembly's Exported Types with their constructors, properties, methods and events: