:PROPERTIES:
:ID:       3dfde3f4-2cc0-4356-a147-d4afd599e731
:END:
#+title:  auctex
#+filetags: :EMACS:latex:

Auctex is an  [[id:5f1df0e1-384f-4685-ae1e-fec2431b04e5][emacs]] [[id:b7c4f849-d1b1-4837-8634-82f6976a1473][package]] from [[id:4e30f168-3601-4b99-9daa-790161c03901][elpa]] or [[id:79bae242-a2b4-4753-9960-1f929c8c6300][melpa]] that can be installed as an [[id:d3e11792-af05-4213-9ef8-b680c12ce81c][IDE]] for [[id:345d5300-432c-4f6f-98a4-4527e955927f][latex]].  With this the text editor detects the ending ~.tex~ of the latex scripts and uses a [[id:57fcd48a-de61-4ced-8a4c-943cb78595db][major-mode]].

* implementation into emacs
To activate the auctex package install it from elpa or melpa using ~M-x package-install~
#+begin_src elisp
    ;;LATEX (AUCTEX)
  (setq LaTeX-electric-left-right-brace t)
  (setq TeX-auto-save t) ;autosave
  (setq TeX-save-query nil) ; Keine Abfrage nach Speichern
  (setq TeX-parse-self t) ;parsen
  (setq-default TeX-master nil) ;(fragt jedes mal nach dme Master
  (add-hook 'LaTeX-mode-hook 'visual-line-mode)
  (dolist (hook '(text-mode-hook))
    (add-hook hook (lambda () (flyspell-mode 1))))
  ;;(add-hook 'LaTeX-mode-hook 'flyspell-mode)
  (add-hook 'LaTeX-mode-hook 'LaTeX-math-mode)
  (add-hook 'LaTeX-mode-hook 'turn-on-reftex)
  (setq reftex-plug-into-AUCTeX t)
  (add-hook 'reftex-load-hook 'imenu-add-menubar-index)
  (add-hook 'reftex-mode-hook 'imenu-add-menubar-index)
  (setq TeX-PDF-mode t)
  (require 'tex)
  (setq-default TeX-PDF-mode t)
  (TeX-global-PDF-mode t)

  ;;ac-tex-ref
  (add-hook 'tex-mode-hook
                 (lambda ()
                   (require 'ac-tex-ref)
                   (make-local-variable 'ac-sources)
                   (add-to-list 'ac-sources 'ac-source-tex-ref)
                   (add-to-list 'ac-sources 'ac-source-tex-cite)))

  ;LAtex Normal Mode
  (setq latex-run-command "pdflatex")
  (add-hook 'latex-mode-hook ;; guessing
      '(lambda ()
         (local-set-key "M-TAB" 'TeX-complete-symbol)))
#+end_src