[ELPA-diffs] /srv/bzr/emacs/elpa r159: * awp-mode: New package.

[Stefan Monnier]

------------------------------------------------------------
revno: 159
committer: Stefan Monnier <address@hidden>
branch nick: elpa
timestamp: Fri 2011-11-25 09:51:22 -0500
message:
  * awp-mode: New package.
added:
  packages/awp-mode/
  packages/awp-mode/awp-mode.el

=== added directory 'packages/awp-mode'
=== added file 'packages/awp-mode/awp-mode.el'
--- a/packages/awp-mode/awp-mode.el     1970-01-01 00:00:00 +0000
+++ b/packages/awp-mode/awp-mode.el     2011-11-25 14:51:22 +0000
@@ -0,0 +1,52 @@
+;;; awp-mode.el --- Perform smart line-wrapping with wrap-prefix
+
+;; Copyright (C) 2011  Stefan Monnier
+
+;; Author: Stephen Berman <address@hidden>
+;;         Stefan Monnier <address@hidden>
+;; Version: 0.1
+
+;; This program is free software; you can redistribute it and/or modify
+;; it under the terms of the GNU General Public License as published by
+;; the Free Software Foundation, either version 3 of the License, or
+;; (at your option) any later version.
+
+;; This program is distributed in the hope that it will be useful,
+;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;; GNU General Public License for more details.
+
+;; You should have received a copy of the GNU General Public License
+;; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+;;; Commentary:
+
+;; 
+
+;;; Code:
+
+(defun adaptive-wrap-prefix-function (beg end)
+  "Indent the region between BEG and END with adaptive filling."
+  (goto-char beg)
+  (while (< (point) end)
+    (let ((blp (line-beginning-position)))
+      (put-text-property (point)
+                         (progn (search-forward "\n" end 'move) (point))
+                         'wrap-prefix
+                         (fill-context-prefix blp (point))))))
+
+;;;###autoload
+(define-minor-mode adaptive-wrap-prefix-mode
+  "Wrap the buffer text with adaptive filling."
+  :lighter ""
+  (if adaptive-wrap-prefix-mode
+      (jit-lock-register #'adaptive-wrap-prefix-function)
+    (jit-lock-unregister #'adaptive-wrap-prefix-function)
+    (with-silent-modifications
+      (save-restriction
+        (widen)
+        (remove-text-properties (point-min) (point-max) '(wrap-prefix nil))))))
+
+
+(provide 'awp-mode)
+;;; awp-mode.el ends here