;; https://www.reddit.com/r/emacs/comments/4ermj9/comment/d237n0i/?utm_source=share&utm_medium=web2x&context=3
;; Custom functions/hooks for persisting/loading frame geometry upon save/load

(defun save-frameg ()
  "Gets the current frame's geometry and saves to ~/.emacs.frameg."
  (let ((frameg-font (frame-parameter (selected-frame) 'font))
    (frameg-left (frame-parameter (selected-frame) 'left))
    (frameg-top (frame-parameter (selected-frame) 'top))
    (frameg-width (frame-parameter (selected-frame) 'width))
    (frameg-height (frame-parameter (selected-frame) 'height))
    (frameg-file (expand-file-name ".emacs.frameg" user-emacs-directory)))
    (with-temp-buffer
      ;; Turn off backup for this file
      (make-local-variable 'make-backup-files)
      (setq make-backup-files nil)
      (insert
       ";;; This file stores the previous emacs frame's geometry.\n"
       ";;; Last generated " (current-time-string) ".\n"
       "(setq initial-frame-alist\n"
       " '("
       (format " (top . %d)\n" (max frameg-top 0))
       (format " (left . %d)\n" (max frameg-left 0))
       (format " (width . %d)\n" (max frameg-width 0))
       (format " (height . %d)))\n" (max frameg-height 0)))
      (when (file-writable-p frameg-file)
    (write-file frameg-file)))))

(defun load-frameg ()
  "Loads ~/.emacs.frameg which should load the previous frame's geometry."
  (let ((frameg-file (expand-file-name ".emacs.frameg" user-emacs-directory)))
    (when (file-readable-p frameg-file)
      (load-file frameg-file))))

;; Special work to do ONLY when there is a window system being used
(if window-system
    (progn
      (add-hook 'after-init-hook 'load-frameg)
      (add-hook 'kill-emacs-hook 'save-frameg)))