Using Emacs Prelude now.... gonna figure things out

Signed-off-by: TuDatTr <tran.tuan-dat@mailbox.org>

emacs/.emacs.d/modules/prelude-latex.el

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+;;; prelude-latex.el --- Emacs Prelude: Sane setup for LaTeX writers.
+;;
+;; Copyright © 2011-2017 Bozhidar Batsov
+;;
+;; Author: Bozhidar Batsov <bozhidar@batsov.com>
+;; URL: https://github.com/bbatsov/prelude
+;; Version: 1.0.0
+;; Keywords: convenience
+
+;; This file is not part of GNU Emacs.
+
+;;; Commentary:
+
+;; Nice defaults for the premium LaTeX editing mode auctex.
+
+;;; License:
+
+;; This program is free software; you can redistribute it and/or
+;; modify it under the terms of the GNU General Public License
+;; as published by the Free Software Foundation; either version 3
+;; of the License, or (at your option) any later version.
+;;
+;; This program is distributed in the hope that it will be useful,
+;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;; GNU General Public License for more details.
+;;
+;; You should have received a copy of the GNU General Public License
+;; along with GNU Emacs; see the file COPYING.  If not, write to the
+;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+;; Boston, MA 02110-1301, USA.
+
+;;; Code:
+
+(prelude-require-packages '(auctex cdlatex))
+(require 'smartparens-latex)
+;; for case
+(require 'cl)
+
+(eval-after-load "company"
+  '(progn
+     (prelude-require-packages '(company-auctex))
+     (company-auctex-init)))
+
+(defcustom prelude-latex-fast-math-entry 'LaTeX-math-mode
+  "Method used for fast math symbol entry in LaTeX."
+  :link '(function-link :tag "AUCTeX Math Mode" LaTeX-math-mode)
+  :link '(emacs-commentary-link :tag "CDLaTeX" "cdlatex.el")
+  :group 'prelude
+  :type '(choice (const :tag "None" nil)
+                 (const :tag "AUCTeX Math Mode" LaTeX-math-mode)
+                 (const :tag "CDLaTeX" cdlatex)))
+
+;; AUCTeX configuration
+(setq TeX-auto-save t)
+(setq TeX-parse-self t)
+(setq TeX-close-quote "")
+(setq TeX-open-quote "")
+
+(setq-default TeX-master nil)
+
+;; use pdflatex
+(setq TeX-PDF-mode t)
+
+;; sensible defaults for OS X, other OSes should be covered out-of-the-box
+(when (eq system-type 'darwin)
+  (setq TeX-view-program-selection
+        '((output-dvi "DVI Viewer")
+          (output-pdf "PDF Viewer")
+          (output-html "HTML Viewer")))
+
+  (setq TeX-view-program-list
+        '(("DVI Viewer" "open %o")
+          ("PDF Viewer" "open %o")
+          ("HTML Viewer" "open %o"))))
+
+(defun prelude-latex-mode-defaults ()
+  "Default Prelude hook for `LaTeX-mode'."
+  (turn-on-auto-fill)
+  (abbrev-mode +1)
+  (smartparens-mode +1)
+  (case prelude-latex-fast-math-entry
+    (LaTeX-math-mode (LaTeX-math-mode 1))
+    (cdlatex (turn-on-cdlatex))))
+
+(setq prelude-latex-mode-hook 'prelude-latex-mode-defaults)
+
+(add-hook 'LaTeX-mode-hook (lambda ()
+                             (run-hooks 'prelude-latex-mode-hook)))
+
+(provide 'prelude-latex)
+
+;;; prelude-latex.el ends here