used (see below).
BODY contains code to execute each time the mode is activated or deactivated.
- It will be executed after any toggling but before running the hook variable
- `mode-HOOK'.
+ It is executed after toggling the mode,
+ and before running the hook variable `mode-HOOK'.
Before the actual body code, you can write keyword arguments (alternating
keywords and values). These following keyword arguments are supported (other
keywords will be passed to `defcustom' if the minor mode is global):