diff options
Diffstat (limited to 'lisp/textmodes/page-ext.el')
| -rw-r--r-- | lisp/textmodes/page-ext.el | 101 |
1 files changed, 44 insertions, 57 deletions
diff --git a/lisp/textmodes/page-ext.el b/lisp/textmodes/page-ext.el index 61f02190065..92fce4d364b 100644 --- a/lisp/textmodes/page-ext.el +++ b/lisp/textmodes/page-ext.el @@ -1,4 +1,4 @@ -;;; page-ext.el --- extended page handling commands +;;; page-ext.el --- extended page handling commands -*- lexical-binding:t -*- ;; Copyright (C) 1990-1991, 1993-1994, 2001-2018 Free Software ;; Foundation, Inc. @@ -243,18 +243,15 @@ (defcustom pages-directory-buffer-narrowing-p t "If non-nil, `pages-directory-goto' narrows pages buffer to entry." - :type 'boolean - :group 'pages) + :type 'boolean) (defcustom pages-directory-for-adding-page-narrowing-p t "If non-nil, `add-new-page' narrows page buffer to new entry." - :type 'boolean - :group 'pages) + :type 'boolean) (defcustom pages-directory-for-adding-new-page-before-current-page-p t "If non-nil, `add-new-page' inserts new page before current page." - :type 'boolean - :group 'pages) + :type 'boolean) ;;; Addresses related variables @@ -262,23 +259,19 @@ (defcustom pages-addresses-file-name "~/addresses" "Standard name for file of addresses. Entries separated by page-delimiter. Used by `pages-directory-for-addresses' function." - :type 'file - :group 'pages) + :type 'file) (defcustom pages-directory-for-addresses-goto-narrowing-p t "If non-nil, `pages-directory-goto' narrows addresses buffer to entry." - :type 'boolean - :group 'pages) + :type 'boolean) (defcustom pages-directory-for-addresses-buffer-keep-windows-p t "If nil, `pages-directory-for-addresses' deletes other windows." - :type 'boolean - :group 'pages) + :type 'boolean) (defcustom pages-directory-for-adding-addresses-narrowing-p t "If non-nil, `add-new-page' narrows addresses buffer to new entry." - :type 'boolean - :group 'pages) + :type 'boolean) ;;; Key bindings for page handling functions @@ -311,19 +304,21 @@ With arg (prefix if interactive), move that many pages." (or count (setq count 1)) (widen) ;; Cannot use forward-page because of problems at page boundaries. - (while (and (> count 0) (not (eobp))) - (if (re-search-forward page-delimiter nil t) - nil - (goto-char (point-max))) - (setq count (1- count))) - ;; If COUNT is negative, we want to go back -COUNT + 1 page boundaries. - ;; The first page boundary we reach is the top of the current page, - ;; which doesn't count. - (while (and (< count 1) (not (bobp))) - (if (re-search-backward page-delimiter nil t) - (goto-char (match-beginning 0)) - (goto-char (point-min))) - (setq count (1+ count))) + (if (>= count 0) + (while (and (> count 0) (not (eobp))) + (if (re-search-forward page-delimiter nil t) + nil + (goto-char (point-max))) + (setq count (1- count))) + ;; If COUNT is negative, we want to go back -COUNT + 1 page boundaries. + ;; The first page boundary we reach is the top of the current page, + ;; which doesn't count. + (while (and (< count 1) (not (bobp))) + (if (re-search-backward page-delimiter nil t) + (when (= count 0) + (goto-char (match-end 0))) + (goto-char (point-min))) + (setq count (1+ count)))) (narrow-to-page) (goto-char (point-min)) (recenter 0)) @@ -415,9 +410,9 @@ Point is left in the body of page." Called from a program, there are three arguments: REVERSE (non-nil means reverse order), BEG and END (region to sort)." -;;; This sort function handles ends of pages differently than -;;; `sort-pages' and works better with lists of addresses and similar -;;; files. + ;; This sort function handles ends of pages differently than + ;; `sort-pages' and works better with lists of addresses and similar + ;; files. (interactive "P\nr") (save-restriction @@ -463,25 +458,27 @@ REVERSE (non-nil means reverse order), BEG and END (region to sort)." \(This regular expression may be used to select only those pages that contain matches to the regexp.)") -(defvar pages-buffer nil +(defvar-local pages-buffer nil "The buffer for which the pages-directory function creates the directory.") (defvar pages-directory-prefix "*Directory for:" "Prefix of name of temporary buffer for pages-directory.") -(defvar pages-pos-list nil +(defvar-local pages-pos-list nil "List containing the positions of the pages in the pages-buffer.") (defvar pages-target-buffer) +(define-obsolete-variable-alias 'pages-directory-map + 'pages-directory-mode-map "26.1") (defvar pages-directory-mode-map (let ((map (make-sparse-keymap))) (define-key map "\C-c\C-c" 'pages-directory-goto) + (define-key map "\C-m" 'pages-directory-goto) (define-key map "\C-c\C-p\C-a" 'add-new-page) - (define-key map [mouse-2] 'pages-directory-goto-with-mouse) + (define-key map [mouse-2] 'pages-directory-goto) map) "Keymap for the pages-directory-buffer.") -(defvaralias 'pages-directory-map 'pages-directory-mode-map) (defvar original-page-delimiter "^\f" "Default page delimiter.") @@ -512,6 +509,9 @@ resets the page-delimiter to the original value." ;;; Pages directory main definitions +(defvar pages-buffer-original-position) +(defvar pages-buffer-original-page) + (defun pages-directory (pages-list-all-headers-p count-lines-p &optional regexp) "Display a directory of the page headers in a temporary buffer. @@ -573,7 +573,6 @@ directory for only the accessible portion of the buffer." (let ((pages-target-buffer (current-buffer)) (pages-directory-buffer (concat pages-directory-prefix " " (buffer-name))) - (linenum 1) (pages-buffer-original-position (point)) (pages-buffer-original-page 0)) @@ -644,10 +643,6 @@ directory for only the accessible portion of the buffer." 1 pages-buffer-original-page)))) -(defvar pages-buffer-original-position) -(defvar pages-buffer-original-page) -(defvar pages-buffer-original-page) - (defun pages-copy-header-and-position (count-lines-p) "Copy page header and its position to the Pages Directory. Only arg non-nil, count lines in page and insert before header. @@ -701,16 +696,13 @@ Used by `pages-directory' function." Move point to one of the lines in this buffer, then use \\[pages-directory-goto] to go to the same line in the pages buffer." - (make-local-variable 'pages-buffer) - (make-local-variable 'pages-pos-list) (make-local-variable 'pages-directory-buffer-narrowing-p)) -(defun pages-directory-goto () +(defun pages-directory-goto (&optional event) "Go to the corresponding line in the pages buffer." - -;;; This function is mostly a copy of `occur-mode-goto-occurrence' - - (interactive) + ;; This function is mostly a copy of `occur-mode-goto-occurrence' + (interactive (list last-nonmenu-event)) + (if event (mouse-set-point event)) (if (or (not pages-buffer) (not (buffer-name pages-buffer))) (progn @@ -724,18 +716,13 @@ to the same line in the pages buffer." (narrowing-p pages-directory-buffer-narrowing-p)) (pop-to-buffer pages-buffer) (widen) - (if end-of-directory-p - (goto-char (point-max)) - (goto-char (marker-position pos))) + (goto-char (if end-of-directory-p + (point-max) + (marker-position pos))) (if narrowing-p (narrow-to-page)))) -(defun pages-directory-goto-with-mouse (event) - "Go to the corresponding line under the mouse pointer in the pages buffer." - (interactive "e") - (with-current-buffer (window-buffer (posn-window (event-end event))) - (save-excursion - (goto-char (posn-point (event-end event))) - (pages-directory-goto)))) +(define-obsolete-function-alias 'pages-directory-goto-with-mouse + #'pages-directory-goto "26.1") ;;; The `pages-directory-for-addresses' function and ancillary code |