elscreenの各タブに任意のバッファを一括設定する ref: http://qiita.com/fujimisakari/items/94d8566fafb9ba7693bd

file0.txt

;; screenを定位置に設定する
(setq elscreen-custom-screen-alist
      '((0 . "Folder")
        (1 . "*twittering*")
        (2 . "todo.org")
        (3 . "*scratch*")
        (4 . "*scratch*")
        (5 . "*scratch*")
        (6 . "*scratch*")
        (7 . "*scratch*")
        (8 . "*scratch*")
        (9 . "*scratch*")))

(defun elscreen-set-custom-screen ()
  (interactive)
  (let ((screen-list (sort (elscreen-get-screen-list) '<))
        (current-screen (elscreen-get-current-screen)))
    (mapc (lambda (alist)
            (let ((screen-num (car alist))
                  (buffer-name (cdr alist)))
              (elscreen-goto (nth screen-num screen-list))
              (switch-to-buffer buffer-name))) elscreen-custom-screen-alist)
    (elscreen-goto current-screen)))

(global-set-key (kbd "<f8>") 'elscreen-set-custom-screen)