Parameters are accessed with C4DAtom::GetParameter()/ C4DAtom::SetParameter(). See Parameter IDs.
Parameter: Enabled
INTERACTIONTAG_ENABLE
Parameter: Tweakable
INTERACTIONTAG_TWEAKABLE
Parameter: Disable Viewport Selection
INTERACTIONTAG_SELECT
Parameter: When Selected
INTERACTIONTAG_SELECTEDTWEAKMODE
Parameter: Disable Transforms
INTERACTIONTAG_DISABLEMOVE
Parameter: Highlight Object
INTERACTIONTAG_HIGHLIGHT
Parameter: Hide Mouse On Drag
INTERACTIONTAG_HIDE_MOUSE
Parameter: Hide Object
INTERACTIONTAG_HIDE_OBJECT
Parameter: Scripting Language
INTERACTIONTAG_SCRIPT_LANGUAGE
Parameter: Script
INTERACTIONTAG_SCRIPT_PY
Parameter: Script
INTERACTIONTAG_SCRIPT_COF
Parameter: Edit Script
INTERACTIONTAG_EDIT_SCRIPT
Parameter: Use Right Mouse Button
INTERACTIONTAG_USERIGHTMOUSE
Parameter: Object Is Selected
INTERACTIONTAG_OBJECT_SELECTED
Parameter: Object Is Highlighted
INTERACTIONTAG_OBJECT_HIGHLIGHTED
Parameter: Object Is Being Tweaked
INTERACTIONTAG_OBJECT_TWEAKED
Parameter: Mouse Button
INTERACTIONTAG_MOUSE_BUTTON
Parameter: X Mouse
INTERACTIONTAG_XMOUSE
Parameter: Y Mouse
INTERACTIONTAG_YMOUSE
Parameter: Pen Pressure
INTERACTIONTAG_MOUSE_PRESSURE
Parameter: Pen Tilt
INTERACTIONTAG_MOUSE_TILT
Parameter: Pen Angle
INTERACTIONTAG_MOUSE_ANGLE
Parameter: Mouse Wheel
INTERACTIONTAG_MOUSE_WHEEL
Parameter: X Pixels
INTERACTIONTAG_XPIXELS
Parameter: Y Pixels
INTERACTIONTAG_YPIXELS
Parameter: Mouse Travel
INTERACTIONTAG_MOUSE_TRAVEL
Parameter: Object Delta
INTERACTIONTAG_WORLD_DELTA
Parameter: Calculate Polygon Info
INTERACTIONTAG_USEPOLYINFO
Parameter: Live Update During Drag
INTERACTIONTAG_LIVEPOLYINFO
Parameter: Hit
INTERACTIONTAG_POLYINFO_HIT
Parameter: Hit Point
INTERACTIONTAG_POLYINFO_HITPOINT
Parameter: Polygon Index
INTERACTIONTAG_POLYINFO_POLYGON
Parameter: Edge Index
INTERACTIONTAG_POLYINFO_EDGE
Parameter: Point Index
INTERACTIONTAG_POLYINFO_POINT
Parameter: Selection Tag
INTERACTIONTAG_POLYINFO_SELECTIONTAG
Parameter: Selection Tag Index
INTERACTIONTAG_POLYINFO_SELECTIONTAGINDEX
Parameter: Proxy Object
INTERACTIONTAG_PROXY_OBJECT
Parameter: Highlight Proxy Object
INTERACTIONTAG_HIGHLIGHT_PROXY
Parameter: Select Proxy
INTERACTIONTAG_SELECT_PROXY
Parameter: Transform Proxy
INTERACTIONTAG_TWEAK_PROXY
Parameter: Dynamic Proxies
INTERACTIONTAG_POLYINFO_USETAGPROXY
Parameter: Tag Proxy
INTERACTIONTAG_POLYINFO_TAGPROXY