Variable: global-tab-line-mode-hook
global-tab-line-mode-hook is a customizable variable defined in
tab-line.el.gz.
Value
nil
Documentation
Hook run after entering or leaving global-tab-line-mode(var)/global-tab-line-mode(fun).
No problems result if this variable is not bound.
add-hook automatically binds it. (This is true for all hook variables.)
Source Code
;; Defined in /usr/src/emacs/lisp/tab-line.el.gz
;;;###autoload
(define-globalized-minor-mode global-tab-line-mode
tab-line-mode tab-line-mode--turn-on
:group 'tab-line
:version "27.1")