Variable: completion-in-region-mode-hook

completion-in-region-mode-hook is a customizable variable defined in minibuffer.el.gz.

Value

nil

Documentation

Hook run after entering or leaving completion-in-region-mode(var)/completion-in-region-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/minibuffer.el.gz
(defvar completion-in-region-mode nil)  ;Explicit defvar, i.s.o defcustom.

(define-minor-mode completion-in-region-mode
  "Transient minor mode used during `completion-in-region'."
  :global t
  :group 'minibuffer
  ;; Prevent definition of a custom-variable since it makes no sense to
  ;; customize this variable.
  :variable completion-in-region-mode
  ;; (remove-hook 'pre-command-hook #'completion-in-region--prech)
  (remove-hook 'post-command-hook #'completion-in-region--postch)
  (setq minor-mode-overriding-map-alist
        (delq (assq 'completion-in-region-mode minor-mode-overriding-map-alist)
              minor-mode-overriding-map-alist))
  (if (null completion-in-region-mode)
      (progn
        (setq completion-in-region--data nil)
        (unless (equal "*Completions*" (buffer-name (window-buffer)))
          (minibuffer-hide-completions)))
    ;; (add-hook 'pre-command-hook #'completion-in-region--prech)
    (cl-assert completion-in-region-mode-predicate)
    (setq completion-in-region-mode--predicate
	  completion-in-region-mode-predicate)
    (setq-local minibuffer-completion-auto-choose nil)
    (add-hook 'post-command-hook #'completion-in-region--postch)
    (push `(completion-in-region-mode . ,completion-in-region-mode-map)
          minor-mode-overriding-map-alist)))