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+From: David Edmondson <dme@dme.org>\r
+To: notmuch@notmuchmail.org\r
+Subject: [PATCH 3/5] emacs: Allow the indentation of content to be toggled.\r
+Date: Tue, 31 Jan 2012 08:46:58 +0000\r
+Message-Id: <1327999620-14595-4-git-send-email-dme@dme.org>\r
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+\r
+Very deeply indented content is sometimes difficult to\r
+read (particular for something like patches). Allow the indentation of\r
+the content to be toggled with '<'.\r
+\r
+Indentation of the header lines is not affected, so it remains\r
+possible to see the structure of the thread.\r
+---\r
+ emacs/notmuch-show.el | 26 ++++++++++++++++++++++----\r
+ 1 files changed, 22 insertions(+), 4 deletions(-)\r
+\r
+diff --git a/emacs/notmuch-show.el b/emacs/notmuch-show.el\r
+index 77ba2dd..789b6d9 100644\r
+--- a/emacs/notmuch-show.el\r
++++ b/emacs/notmuch-show.el\r
+@@ -140,6 +140,10 @@ indentation."\r
+ (make-variable-buffer-local 'notmuch-show-elide-non-matching-messages)\r
+ (put 'notmuch-show-elide-non-matching-messages 'permanent-local t)\r
+ \r
++(defvar notmuch-show-indent-content t)\r
++(make-variable-buffer-local 'notmuch-show-indent-content)\r
++(put 'notmuch-show-indent-content 'permanent-local t)\r
++\r
+ (defmacro with-current-notmuch-show-message (&rest body)\r
+ "Evaluate body with current buffer set to the text of current message"\r
+ `(save-excursion\r
+@@ -250,10 +254,12 @@ operation on the contents of the current buffer."\r
+ (all (buffer-substring (notmuch-show-message-top)\r
+ (notmuch-show-message-bottom)))\r
+ \r
+- (props (notmuch-show-get-message-properties)))\r
++ (props (notmuch-show-get-message-properties))\r
++ (indenting notmuch-show-indent-content))\r
+ (with-temp-buffer\r
+ (insert all)\r
+- (indent-rigidly (point-min) (point-max) (- depth))\r
++ (if indenting\r
++ (indent-rigidly (point-min) (point-max) (- depth)))\r
+ ;; Remove the original header.\r
+ (goto-char (point-min))\r
+ (re-search-forward "^$" (point-max) nil)\r
+@@ -881,7 +887,8 @@ current buffer, if possible."\r
+ (setq notmuch-show-previous-subject bare-subject)\r
+ \r
+ (setq body-start (point-marker))\r
+- (notmuch-show-insert-body msg (plist-get msg :body) depth)\r
++ (notmuch-show-insert-body msg (plist-get msg :body)\r
++ (if notmuch-show-indent-content depth 0))\r
+ ;; Ensure that the body ends with a newline.\r
+ (unless (bolp)\r
+ (insert "\n"))\r
+@@ -889,7 +896,8 @@ current buffer, if possible."\r
+ (setq content-end (point-marker))\r
+ \r
+ ;; Indent according to the depth in the thread.\r
+- (indent-rigidly content-start content-end (* notmuch-show-indent-messages-width depth))\r
++ (if notmuch-show-indent-content\r
++ (indent-rigidly content-start content-end (* notmuch-show-indent-messages-width depth)))\r
+ \r
+ (setq message-end (point-max-marker))\r
+ \r
+@@ -936,6 +944,15 @@ current buffer, if possible."\r
+ "Showing all messages."))\r
+ (notmuch-show-refresh-view))\r
+ \r
++(defun notmuch-show-toggle-thread-indentation ()\r
++ "Toggle the indentation of threads."\r
++ (interactive)\r
++ (setq notmuch-show-indent-content (not notmuch-show-indent-content))\r
++ (message (if notmuch-show-indent-content\r
++ "Content is indented."\r
++ "Content is not indented."))\r
++ (notmuch-show-refresh-view))\r
++\r
+ (defun notmuch-show-insert-tree (tree depth)\r
+ "Insert the message tree TREE at depth DEPTH in the current thread."\r
+ (let ((msg (car tree))\r
+@@ -1098,6 +1115,7 @@ Refreshes the current view, observing changes in cryptographic preferences."\r
+ (define-key map "#" 'notmuch-show-print-message)\r
+ (define-key map "!" 'notmuch-show-toggle-elide-non-matching)\r
+ (define-key map "$" 'notmuch-show-toggle-process-crypto)\r
++ (define-key map "<" 'notmuch-show-toggle-thread-indentation)\r
+ map)\r
+ "Keymap for \"notmuch show\" buffers.")\r
+ (fset 'notmuch-show-mode-map notmuch-show-mode-map)\r
+-- \r
+1.7.8.3\r
+\r