code.delx.au - dotemacs/blob - lisp/my-defuns.el

   1 (defun copy-line (arg)
   2   "Copy lines in the kill ring"
   3   (interactive "p")
   4   (kill-ring-save (line-beginning-position)
   5                   (line-beginning-position (+ 1 arg)))
   6   (message "%d line%s copied" arg (if (= 1 arg) "" "s")))
   7
   8 (add-to-list 'delete-frame-functions #'kill-buffers-if-deleting-last-frame)
   9
  10 (defun frame-list-ignoring-initial-frame ()
  11   (filtered-frame-list
  12    (lambda (frame)
  13      (not (equal "initial_terminal" (terminal-name frame))))))
  14
  15 (defun kill-buffers-if-deleting-last-frame (frame)
  16   (when (equal (list frame) (frame-list-ignoring-initial-frame))
  17     (dolist (buffer (buffer-list))
  18       (kill-buffer-if-not-modified buffer) buffer)))
  19
  20 (defun kill-buffers-not-in-frame ()
  21   "Kill buffers which are not loaded into some a frame"
  22   (interactive)
  23   (let ((kill-count 0))
  24     (dolist (buffer (buffer-list))
  25       (if (not (get-buffer-window buffer t))
  26           (if (kill-buffer-if-not-modified buffer)
  27               (incf kill-count))))
  28     (message "Killed %d buffers" kill-count)))
  29
  30 (defun open-line-above ()
  31   "Open a new line above point with indentation"
  32   (interactive)
  33   (beginning-of-line)
  34   (newline)
  35   (forward-line -1)
  36   (indent-for-tab-command))
  37
  38 (defun open-line-below ()
  39   "Open a new line below point with indentation"
  40   (interactive)
  41   (end-of-line)
  42   (newline)
  43   (indent-for-tab-command))
  44
  45 (defun scratch-buffer ()
  46   "Create a new scratch buffer to work in. (could be *scratch* - *scratchX*)"
  47   (interactive)
  48   (let ((n 0)
  49         bufname)
  50     (while (progn
  51              (setq bufname (concat "*scratch"
  52                                    (if (= n 0) "" (int-to-string n))
  53                                    "*"))
  54              (setq n (1+ n))
  55              (get-buffer bufname)))
  56     (switch-to-buffer (get-buffer-create bufname))
  57     (emacs-lisp-mode)
  58     ))
  59
  60 (defun toggle-comment-on-line ()
  61   "Toggles the comment on for the active region if present or the current line otherwise."
  62   (interactive)
  63   (if (and mark-active transient-mark-mode)
  64       (comment-or-uncomment-region (region-beginning) (region-end))
  65     (comment-or-uncomment-region (line-beginning-position) (line-end-position)))
  66   (forward-line))