Variable: tab-bar-history-mode

tab-bar-history-mode is a customizable variable defined in tab-bar.el.gz.

Value

nil

Documentation

Non-nil if Tab-Bar-History mode is enabled.

See the tab-bar-history-mode(var)/tab-bar-history-mode(fun) command for a description of this minor mode. Setting this variable directly does not take effect; either customize it (see the info node (emacs)Easy Customization) or call the function tab-bar-history-mode(var)/tab-bar-history-mode(fun).

Key Bindings

Source Code

;; Defined in /usr/src/emacs/lisp/tab-bar.el.gz
(define-minor-mode tab-bar-history-mode
  "Toggle tab history mode for the tab bar.
Tab history mode remembers window configurations used in every tab,
and can restore them."
  :global t :group 'tab-bar
  (if tab-bar-history-mode
      (progn
        (when (and tab-bar-mode (not (get-text-property 0 'display tab-bar-back-button)))
          ;; This file is pre-loaded so only here we can use the right data-directory:
          (add-text-properties 0 (length tab-bar-back-button)
                               `(display (image :type xpm
                                                :file "tabs/left-arrow.xpm"
                                                :margin ,tab-bar-button-margin
                                                :ascent center))
                               tab-bar-back-button))
        (when (and tab-bar-mode (not (get-text-property 0 'display tab-bar-forward-button)))
          ;; This file is pre-loaded so only here we can use the right data-directory:
          (add-text-properties 0 (length tab-bar-forward-button)
                               `(display (image :type xpm
                                                :file "tabs/right-arrow.xpm"
                                                :margin ,tab-bar-button-margin
                                                :ascent center))
                               tab-bar-forward-button))

        (add-hook 'pre-command-hook 'tab-bar--history-pre-change)
        (add-hook 'window-configuration-change-hook 'tab-bar--history-change))
    (remove-hook 'pre-command-hook 'tab-bar--history-pre-change)
    (remove-hook 'window-configuration-change-hook 'tab-bar--history-change)))