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Re: Function for enabling or disabling emacs bars

From: GNU Hacker
Subject: Re: Function for enabling or disabling emacs bars
Date: Mon, 14 Mar 2022 16:02:46 +0100

angelomolina--- via Users list for the GNU Emacs text editor
<> writes:

> Would like to have a function that enables or disables emacs bars.  Perhaps 
> using an optional
> argument for this?

> (defun emacsbars ()
>  "Enables or disables Emacs Bars"
>  (menu-bar-mode 1)
>  (tool-bar-mode 1)
>  (scroll-bar-mode 1))

#+begin_src elisp

(defun emacsbars (&optional num)
  "Enables or disables Emacs Bars"
  (interactive "p")
  (menu-bar-mode num)
  (tool-bar-mode num)
  (scroll-bar-mode num))

Try with:

M-x emacsbars RET --> show bars

C-u  -1  M-x emacsbars RET --> hide bars

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