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Editing

Learn how to edit and manipulate your Ableton Live project using Vim-style commands.

Core Editing Commands

Delete: dd

The dd command (press d twice quickly) deletes the currently selected item:

In Session View: - Deletes the selected scene or clip

In Arrangement View: - Deletes the selected track or clip

Usage: 

Press: d d (within 500ms)

Destructive Operation

Delete cannot be undone in some cases. Use za to undo if needed.

Undo: za

The za command triggers Ableton's undo function:

In Any View: - Undoes the last operation - Works with both VimAbl commands and native Ableton edits

Usage: 

Press: z a

Vim Mapping

In Vim, za toggles folds. VimAbl repurposes this for undo since Ableton doesn't have code folding.

View Controls

Toggle Browser: Ctrl + -

Toggles the Ableton device browser open/closed:

Usage: 

Press: Ctrl + - (hyphen/minus)

Use Cases: - Quick access to devices and instruments - Close browser to maximize screen space - Navigate browser with keyboard after opening

How Editing Works

Double-Tap Detection

Edit commands like dd use the same sequence detector as navigation:

  1. First d press starts a timer (500ms window)
  2. Second d press triggers delete
  3. If timeout expires, sequence is reset

Thread Safety

All editing commands are executed on Ableton's main thread:

# Pseudo-code showing thread-safe execution
def handle_delete():
    schedule_message(0, self._do_delete)  # Execute on main thread

This ensures stability and prevents crashes.

Undo Integration

VimAbl's undo command (za) calls Ableton's native undo:

def handle_undo():
    song = self.song()
    song.undo()

This integrates seamlessly with Ableton's undo history.

Advanced Usage

Quick Edit Patterns

Pattern 1: Delete and undo review 

dd → (review result) → za (if mistake)

Pattern 2: Clean up project 

gg → (review scenes) → dd → dd → dd (delete multiple)

Pattern 3: Browser workflow 

Ctrl + - → (select device) → Enter → Ctrl + -
(Open browser → choose → close browser)

Planned Features

Coming Soon

These editing features are planned for future releases:

  • y (yank) - Copy selected item
  • p (put) - Paste copied item
  • c (change) - Replace selected item
  • Visual mode - Select multiple items
  • u (undo) - Direct undo (not za)
  • Ctrl+r (redo) - Redo last undone operation

Performance

Editing commands are fast and reliable:

Metric Value
Command latency 20-50ms
Thread safety ✅ All commands
Undo integration ✅ Native

Troubleshooting

dd Not Deleting

Symptom: Pressing d twice doesn't delete

Solutions: 1. ✅ Press d twice within 500ms 2. ✅ Ensure something is selected 3. ✅ Check Ableton Live is frontmost app 4. ✅ Verify Remote Script is running

Undo (za) Not Working

Symptom: Nothing happens when pressing z then a

Solutions: 1. ✅ Ensure there's something to undo 2. ✅ Check Hammerspoon console for errors 3. ✅ Test with native undo (Cmd+Z) to verify it works 4. ✅ Restart Hammerspoon

Browser Toggle Not Responding

Symptom: Ctrl + - doesn't toggle browser

Solutions: 1. ✅ Verify keybinding isn't conflicting with other apps 2. ✅ Check Hammerspoon eventtap is running 3. ✅ Try reloading Hammerspoon config 4. ✅ Check for macOS accessibility permissions

See Also