From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Stephen Berman Newsgroups: gmane.emacs.help Subject: Re: Listing headings in dedicated buffer with imenu. 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envelope-from=stephen.berman@gmx.net; helo=mout.gmx.net X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.help:147439 Archived-At: On Mon, 29 Jul 2024 10:41:08 +0000 Heime wrot= e: > Sent with Proton Mail secure email. > > On Monday, July 29th, 2024 at 10:32 PM, Stephen Berman > wrote: > >> On Mon, 29 Jul 2024 10:26:22 +0000 Heime heimeborgia@protonmail.com wro= te: >> >> > Sent with Proton Mail secure email. >> > >> > On Monday, July 29th, 2024 at 9:33 PM, Stephen Berman >> > stephen.berman@gmx.net wrote: >> > >> > > On Mon, 29 Jul 2024 08:48:38 +0000 Heime heimeborgia@protonmail.com= wrote: >> > > >> > > > I wish to list headings in a dedicated buffer with imenu. >> > > > The listing should be in the order in which headings occur >> > > > in the buffer. >> > > > >> > > > Have done the following, but the buffer ends up empty. >> > > > >> > > > (defun vodil-imenu-bfh () >> > > > "Insert imenu headings in order in a dedicated buffer." >> > > > (interactive) >> > > > >> > > > (let ((imenu-items (imenu--make-index-alist t)) >> > > > (buffer-name "Imenu Headings")) >> > > > (with-current-buffer (get-buffer-create buffer-name) >> > > > (erase-buffer) >> > > > (dolist (item imenu-items) >> > > > (let ((name (car item)) >> > > > (position (cdr item))) >> > > > (when (and (stringp name) (number-or-marker-p position)) >> > > > (insert (format "%s\n" name))))) >> > > > (goto-char (point-min))) >> > > > (pop-to-buffer buffer-name))) >> > > >> > > It works for me, as long as imenu.el is loaded. >> > > >> > > Steve Berman >> > >> > What would I need to load it ? >> >> >> One way is this: >> >> (defun vodil-imenu-bfh () >> "Insert imenu headings in order in a dedicated buffer." >> (interactive) >> (eval-when-compile >> (require 'imenu)) >> (let ((imenu-items (imenu--make-index-alist t)) >> (buffer-name "Imenu Headings")) >> (with-current-buffer (get-buffer-create buffer-name) >> (erase-buffer) >> (dolist (item imenu-items) >> (let ((name (car item)) >> (position (cdr item))) >> (when (and (stringp name) (number-or-marker-p position)) >> (insert (format "%s\n" name))))) >> (goto-char (point-min))) >> (pop-to-buffer buffer-name))) >> >> Steve Berman > > Right. I have this function that I run. Running vodil-imenu-bfh > after executing vodil-imenu-expr gives me rescan in the buffer. > > (defun vodil-imenu-expr () > "Set up `imenu` to show a list of functions in the current buffer." > > (interactive) > > (setq imenu-generic-expression > '( ("headings" "^;;;\\s-+\\([HM][[:digit:]]\\)\\s-+\\(.*\\)" 2))) > > (imenu-add-to-menubar "Iml") > (imenu--make-index-alist t) > (call-interactively 'imenu)) What were the contents of the current buffer when you executed vodil-imenu-expr? Steve Berman