;; full screen magit-status
(require 'magit)
(defadvice magit-status (around magit-fullscreen activate)
  (window-configuration-to-register :magit-fullscreen)
  ad-do-it
  (delete-other-windows))

(defun my/magit-quit-session ()
  "Restores the previous window configuration and kills the magit buffer"
  (interactive)
  (kill-buffer)
  (jump-to-register :magit-fullscreen))

(defun my/magit-toggle-whitespace ()
  "Toggles git option -w"
  (interactive)
  (if (member "-w" magit-diff-options)
      (my/magit-dont-ignore-whitespace)
    (my/magit-ignore-whitespace)))

(defun my/magit-ignore-whitespace ()
  "Adds git option -w"
  (interactive)
  (add-to-list 'magit-diff-options "-w")
  (magit-refresh))

(defun my/magit-dont-ignore-whitespace ()
  "Removes git option -w"
  (interactive)
  (setq magit-diff-options (remove "-w" magit-diff-options))
  (magit-refresh))

(define-key magit-status-mode-map (kbd "q") 'my/magit-quit-session)
(define-key magit-status-mode-map (kbd "W") 'my/magit-toggle-whitespace)

(setq magit-diff-refine-hunk 'all)