A survery of 500+ VTK Designer users let us to understand that
most people use VTK Designer to learn / teach VTK. The second
highest usage of VTK Designer is to test/develop VTK components.
VTK Designer 1.0.5 has another tool in its kitty now. The IDE
shows documentation for any class dropped on the canvas.
A tool called UpdateClassDoc is now provided with VTK Designer
1.0.5 that can parse VTK Header files and update the documentation
database used by VTK Designer and WCMaker.