Undo
The undo operation (Alt-Backspace, or Ctrl-Z) will undo all mouse and keyboard operations, except those impossible to undo, or those meaningless to. Operations that will not be undone, are those:
- Undo (there is no Redo function)
- Any configuration options
- Move/resize of any window
- Normal/Mini settings
- Memory Popup show/hide
- Clean fraction toggle
- Copy to clipboard
- Any editing of constants (these have a separate undo option)
- Any editing of the keyboard layout
- Help, Exit (!)
You can undo the last 256 operations.