Module state 

TUI navigation state — focus, cursors, selection, leader keys, FX.

Navigation: Space+N → jump to component (1=Tracks, 2=ClipView) Tab → cycle focus between components j/k → vertical nav h/l → horizontal nav Enter → select / activate / open menus Esc → back out one level

Modules

undo

Undo/redo system — u to undo, r to redo (vim-style).

Structs

Clip

ClipViewState

ConfirmModal

FxInstance

An FX instance on a track.

FxMenu

FX menu state (opened when pressing Enter on fx button).

InputModal

InstrumentModal

LoopEditor

NavState

NumberBuffer

PianoRollState

QuantizeModal

SpaceMenu

The space menu: press Space to open, Space again to close. Shows all Space+key shortcuts, actions, and help topics.

TrackState

TransportUiState

State for transport pane navigation.

Enums

ClipTab

Tab in the piano roll / clip area (right side of clip view).

ClipViewFocus

Which sub-panel of the clip view has focus.

ConfirmKind

EditSubMode

FxPanelTab

Tab in the FX panel (left side of clip view).

FxType

GridResolution

InputModalKind

InstrumentType

Pane

PianoRollFocus

What level of the piano roll is focused. Follows the Right Left Trick Controls pattern: Navigation → Selected (column) → Row (individual note)

SpaceAction

Actions that can be triggered from the space menu.

SpaceMenuSection

TrackElement

TransportElement

Navigable elements in the transport bar.

Constants

HELP_TOPICS

Help topic entries: (title, short description).

INST_CONFIG_PARAM_COUNT

Total number of parameters in the inst config panel (LFO:4 + Filter:4 + Envelope:4 + Pitch:3).

MAX_VISIBLE_TRACKS

SPACE_ACTIONS

Space menu action entries: (key, label, description).

Functions

initial_tracks

Initial tracks: just the bus tracks. Instruments are added by the user via Space+A.