The tutorials here show how to allow the user to provide input to your journal.
Using message boxes Keep the user informed.
Using input boxes Ask the user for input.
Folder picker Let the user select a folder.
NX object selection 101 Let the user select an object in the NX graphics window.
NX object selection 201 User object selection with specific filters.
Overlay Graphics Give the user feedback by drawing temporary objects onscreen.
Using Windows forms in your journal Create a custom dialog for your journal.