Parameters are accessed with C4DAtom::GetParameter()/ C4DAtom::SetParameter(). See Parameter IDs.
Parameter: Cursor Indicator
PREF_TL_INDICATOR
Parameter: Interactive Update
PREF_TL_INTERACTIVE
Parameter: Highlight
PREF_TL_HIGHLIGHT
Parameter: Remove Empty Tracks
PREF_TL_DOTSKILLTRACKS
Parameter: Track Color
PREF_TL_TRACKCOL
Parameter: Link Key/F-Curve Selection
PREF_TL_LINKKEYFCSELECTION
Parameter: Selected Object Linking
PREF_TL_LINKOMSELECTONLY
Parameter: Selected Object Tags Linking
PREF_TL_LINKOMSELECTONLYBUTTAGS
Parameter: Show Branches
PREF_TL_SHOWBRANCHES
Parameter: Show Vector Track
PREF_TL_SHOWVECTOR
Parameter: F-Curve List View
PREF_TL_FCLISTVIEW_HIERARCHICAL
Parameter: F-Curve Non-Hierarchical List View
PREF_TL_FCLISTVIEW
Parameter: Summary Track
PREF_TL_SUMMARY
Parameter: Track Start/End
PREF_TL_TRACKSTARTEND
Parameter: Draw Keys on Cells
PREF_TL_DOPESHEET
Parameter: Show Key Symbols
PREF_TL_KEYSYMBOLS
Parameter: Layer Colors
PREF_TL_LAYERCOL
Parameter: Key Width Min
PREF_TL_KEYWIDTHVALUE
Parameter: Reduced Modification Value
PREF_TL_RMREDUCTION
Parameter: Motion Clip Transition Time
PREF_TL_MOTION