2008-03-22 11:52:18 -04:00
|
|
|
;;; org-compat.el --- Compatibility code for Org-mode
|
|
|
|
|
2010-04-07 10:26:10 -04:00
|
|
|
;; Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010
|
2009-01-26 03:42:33 -05:00
|
|
|
;; Free Software Foundation, Inc.
|
2008-03-22 11:52:18 -04:00
|
|
|
|
|
|
|
;; Author: Carsten Dominik <carsten at orgmode dot org>
|
|
|
|
;; Keywords: outlines, hypermedia, calendar, wp
|
|
|
|
;; Homepage: http://orgmode.org
|
2010-05-09 00:24:20 -04:00
|
|
|
;; Version: 6.36trans
|
2008-03-22 11:52:18 -04:00
|
|
|
;;
|
|
|
|
;; This file is part of GNU Emacs.
|
|
|
|
;;
|
2008-05-06 08:45:52 -04:00
|
|
|
;; GNU Emacs is free software: you can redistribute it and/or modify
|
2008-03-22 11:52:18 -04:00
|
|
|
;; it under the terms of the GNU General Public License as published by
|
2008-05-06 08:45:52 -04:00
|
|
|
;; the Free Software Foundation, either version 3 of the License, or
|
|
|
|
;; (at your option) any later version.
|
2008-03-22 11:52:18 -04:00
|
|
|
|
|
|
|
;; GNU Emacs 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
|
2008-05-06 08:45:52 -04:00
|
|
|
;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
|
2008-03-22 11:52:18 -04:00
|
|
|
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
|
|
|
|
;;
|
|
|
|
;;; Commentary:
|
|
|
|
|
|
|
|
;; This file contains code needed for compatibility with XEmacs and older
|
|
|
|
;; versions of GNU Emacs.
|
|
|
|
|
|
|
|
;;; Code:
|
|
|
|
|
2009-04-07 13:08:24 -04:00
|
|
|
(eval-when-compile
|
|
|
|
(require 'cl))
|
|
|
|
|
2008-09-21 15:39:28 -04:00
|
|
|
(require 'org-macs)
|
|
|
|
|
2009-09-02 04:49:47 -04:00
|
|
|
(declare-function find-library-name "find-func" (library))
|
2009-09-30 03:20:28 -04:00
|
|
|
(declare-function w32-focus-frame "term/w32-win" (frame))
|
2009-04-06 01:23:46 -04:00
|
|
|
|
2010-04-22 09:30:12 -04:00
|
|
|
;; The following constant is for backward compatibility. We do not use
|
|
|
|
;; it in org-mode, because the Byte compiler evaluates (featurep 'xemacs)
|
|
|
|
;; at compilation time and can therefore optimize code better.
|
|
|
|
(defconst org-xemacs-p (featurep 'xemacs))
|
2008-03-22 11:52:18 -04:00
|
|
|
(defconst org-format-transports-properties-p
|
|
|
|
(let ((x "a"))
|
|
|
|
(add-text-properties 0 1 '(test t) x)
|
|
|
|
(get-text-property 0 'test (format "%s" x)))
|
|
|
|
"Does format transport text properties?")
|
|
|
|
|
|
|
|
(defun org-compatible-face (inherits specs)
|
|
|
|
"Make a compatible face specification.
|
|
|
|
If INHERITS is an existing face and if the Emacs version supports it,
|
2009-06-02 08:50:19 -04:00
|
|
|
just inherit the face. If INHERITS is set and the Emacs version does
|
|
|
|
not support it, copy the face specification from the inheritance face.
|
|
|
|
If INHERITS is not given and SPECS is, use SPECS to define the face.
|
2008-03-22 11:52:18 -04:00
|
|
|
XEmacs and Emacs 21 do not know about the `min-colors' attribute.
|
|
|
|
For them we convert a (min-colors 8) entry to a `tty' entry and move it
|
|
|
|
to the top of the list. The `min-colors' attribute will be removed from
|
|
|
|
any other entries, and any resulting duplicates will be removed entirely."
|
2009-06-02 08:50:19 -04:00
|
|
|
(when (and inherits (facep inherits) (not specs))
|
|
|
|
(setq specs (or specs
|
|
|
|
(get inherits 'saved-face)
|
|
|
|
(get inherits 'face-defface-spec))))
|
2008-03-22 11:52:18 -04:00
|
|
|
(cond
|
|
|
|
((and inherits (facep inherits)
|
2009-05-29 03:37:05 -04:00
|
|
|
(not (featurep 'xemacs))
|
2009-06-02 08:50:19 -04:00
|
|
|
(>= emacs-major-version 22)
|
|
|
|
;; do not inherit outline faces before Emacs 23
|
|
|
|
(or (>= emacs-major-version 23)
|
|
|
|
(not (string-match "\\`outline-[0-9]+"
|
|
|
|
(symbol-name inherits)))))
|
2008-03-22 11:52:18 -04:00
|
|
|
(list (list t :inherit inherits)))
|
|
|
|
((or (featurep 'xemacs) (< emacs-major-version 22))
|
|
|
|
;; These do not understand the `min-colors' attribute.
|
|
|
|
(let (r e a)
|
|
|
|
(while (setq e (pop specs))
|
|
|
|
(cond
|
|
|
|
((memq (car e) '(t default)) (push e r))
|
|
|
|
((setq a (member '(min-colors 8) (car e)))
|
|
|
|
(nconc r (list (cons (cons '(type tty) (delq (car a) (car e)))
|
|
|
|
(cdr e)))))
|
|
|
|
((setq a (assq 'min-colors (car e)))
|
|
|
|
(setq e (cons (delq a (car e)) (cdr e)))
|
|
|
|
(or (assoc (car e) r) (push e r)))
|
|
|
|
(t (or (assoc (car e) r) (push e r)))))
|
|
|
|
(nreverse r)))
|
|
|
|
(t specs)))
|
|
|
|
(put 'org-compatible-face 'lisp-indent-function 1)
|
|
|
|
|
|
|
|
;;;; Emacs/XEmacs compatibility
|
|
|
|
|
2010-04-21 02:38:09 -04:00
|
|
|
;; Keys
|
|
|
|
(defconst org-xemacs-key-equivalents
|
|
|
|
'(([mouse-1] . [button1])
|
|
|
|
([mouse-2] . [button2])
|
|
|
|
([mouse-3] . [button3])
|
|
|
|
([C-mouse-4] . [(control mouse-4)])
|
|
|
|
([C-mouse-5] . [(control mouse-5)]))
|
|
|
|
"Translation alist for a couple of keys")
|
|
|
|
|
2008-03-22 11:52:18 -04:00
|
|
|
;; Overlay compatibility functions
|
|
|
|
(defun org-detach-overlay (ovl)
|
|
|
|
(if (featurep 'xemacs) (detach-extent ovl) (delete-overlay ovl)))
|
|
|
|
(defun org-overlay-display (ovl text &optional face evap)
|
|
|
|
"Make overlay OVL display TEXT with face FACE."
|
|
|
|
(if (featurep 'xemacs)
|
|
|
|
(let ((gl (make-glyph text)))
|
|
|
|
(and face (set-glyph-face gl face))
|
|
|
|
(set-extent-property ovl 'invisible t)
|
|
|
|
(set-extent-property ovl 'end-glyph gl))
|
|
|
|
(overlay-put ovl 'display text)
|
|
|
|
(if face (overlay-put ovl 'face face))
|
|
|
|
(if evap (overlay-put ovl 'evaporate t))))
|
|
|
|
(defun org-overlay-before-string (ovl text &optional face evap)
|
|
|
|
"Make overlay OVL display TEXT with face FACE."
|
|
|
|
(if (featurep 'xemacs)
|
|
|
|
(let ((gl (make-glyph text)))
|
|
|
|
(and face (set-glyph-face gl face))
|
|
|
|
(set-extent-property ovl 'begin-glyph gl))
|
|
|
|
(if face (org-add-props text nil 'face face))
|
|
|
|
(overlay-put ovl 'before-string text)
|
|
|
|
(if evap (overlay-put ovl 'evaporate t))))
|
|
|
|
(defun org-find-overlays (prop &optional pos delete)
|
|
|
|
"Find all overlays specifying PROP at POS or point.
|
|
|
|
If DELETE is non-nil, delete all those overlays."
|
2010-04-20 06:17:06 -04:00
|
|
|
(let ((overlays (overlays-at (or pos (point))))
|
2008-03-22 11:52:18 -04:00
|
|
|
ov found)
|
|
|
|
(while (setq ov (pop overlays))
|
2010-04-18 10:37:42 -04:00
|
|
|
(if (overlay-get ov prop)
|
|
|
|
(if delete (delete-overlay ov) (push ov found))))
|
2008-03-22 11:52:18 -04:00
|
|
|
found))
|
|
|
|
|
2009-10-13 03:41:40 -04:00
|
|
|
(defun org-get-x-clipboard (value)
|
|
|
|
"Get the value of the x clipboard, compatible with XEmacs, and GNU Emacs 21."
|
|
|
|
(if (eq window-system 'x)
|
|
|
|
(let ((x (org-get-x-clipboard-compat value)))
|
|
|
|
(if x (org-no-properties x)))))
|
|
|
|
|
2010-04-18 13:58:24 -04:00
|
|
|
;; Miscellaneous functions
|
|
|
|
|
2008-03-22 11:52:18 -04:00
|
|
|
(defun org-add-hook (hook function &optional append local)
|
|
|
|
"Add-hook, compatible with both Emacsen."
|
|
|
|
(if (and local (featurep 'xemacs))
|
|
|
|
(add-local-hook hook function append)
|
|
|
|
(add-hook hook function append local)))
|
|
|
|
|
|
|
|
(defun org-add-props (string plist &rest props)
|
|
|
|
"Add text properties to entire string, from beginning to end.
|
|
|
|
PLIST may be a list of properties, PROPS are individual properties and values
|
|
|
|
that will be added to PLIST. Returns the string that was modified."
|
|
|
|
(add-text-properties
|
|
|
|
0 (length string) (if props (append plist props) plist) string)
|
|
|
|
string)
|
|
|
|
(put 'org-add-props 'lisp-indent-function 2)
|
|
|
|
|
2008-11-03 07:38:25 -05:00
|
|
|
(defun org-fit-window-to-buffer (&optional window max-height min-height
|
|
|
|
shrink-only)
|
|
|
|
"Fit WINDOW to the buffer, but only if it is not a side-by-side window.
|
|
|
|
WINDOW defaults to the selected window. MAX-HEIGHT and MIN-HEIGHT are
|
|
|
|
passed through to `fit-window-to-buffer'. If SHRINK-ONLY is set, call
|
|
|
|
`shrink-window-if-larger-than-buffer' instead, the hight limit are
|
|
|
|
ignored in this case."
|
2009-01-09 03:09:42 -05:00
|
|
|
(cond ((if (fboundp 'window-full-width-p)
|
2009-01-18 15:21:29 -05:00
|
|
|
(not (window-full-width-p window))
|
2009-01-09 03:09:42 -05:00
|
|
|
(> (frame-width) (window-width window)))
|
2008-10-25 12:01:22 -04:00
|
|
|
;; do nothing if another window would suffer
|
|
|
|
)
|
2008-11-03 07:38:25 -05:00
|
|
|
((and (fboundp 'fit-window-to-buffer) (not shrink-only))
|
|
|
|
(fit-window-to-buffer window max-height min-height))
|
2008-10-25 12:01:22 -04:00
|
|
|
((fboundp 'shrink-window-if-larger-than-buffer)
|
2008-11-03 07:38:25 -05:00
|
|
|
(shrink-window-if-larger-than-buffer window)))
|
|
|
|
(or window (selected-window)))
|
2008-10-25 12:01:22 -04:00
|
|
|
|
2008-03-22 11:52:18 -04:00
|
|
|
;; Region compatibility
|
|
|
|
|
|
|
|
(defvar org-ignore-region nil
|
|
|
|
"To temporarily disable the active region.")
|
|
|
|
|
|
|
|
(defun org-region-active-p ()
|
|
|
|
"Is `transient-mark-mode' on and the region active?
|
|
|
|
Works on both Emacs and XEmacs."
|
|
|
|
(if org-ignore-region
|
|
|
|
nil
|
|
|
|
(if (featurep 'xemacs)
|
|
|
|
(and zmacs-regions (region-active-p))
|
|
|
|
(if (fboundp 'use-region-p)
|
|
|
|
(use-region-p)
|
|
|
|
(and transient-mark-mode mark-active))))) ; Emacs 22 and before
|
|
|
|
|
2009-02-20 11:20:46 -05:00
|
|
|
(defun org-cursor-to-region-beginning ()
|
|
|
|
(when (and (org-region-active-p)
|
|
|
|
(> (point) (region-beginning)))
|
|
|
|
(exchange-point-and-mark)))
|
|
|
|
|
2008-03-22 11:52:18 -04:00
|
|
|
;; Invisibility compatibility
|
|
|
|
|
|
|
|
(defun org-remove-from-invisibility-spec (arg)
|
|
|
|
"Remove elements from `buffer-invisibility-spec'."
|
|
|
|
(if (fboundp 'remove-from-invisibility-spec)
|
|
|
|
(remove-from-invisibility-spec arg)
|
|
|
|
(if (consp buffer-invisibility-spec)
|
|
|
|
(setq buffer-invisibility-spec
|
|
|
|
(delete arg buffer-invisibility-spec)))))
|
|
|
|
|
|
|
|
(defun org-in-invisibility-spec-p (arg)
|
|
|
|
"Is ARG a member of `buffer-invisibility-spec'?"
|
|
|
|
(if (consp buffer-invisibility-spec)
|
|
|
|
(member arg buffer-invisibility-spec)
|
|
|
|
nil))
|
|
|
|
|
2010-04-18 13:58:24 -04:00
|
|
|
(defmacro org-xemacs-without-invisibility (&rest body)
|
|
|
|
"Turn off exents with invisibility while executing BODY."
|
|
|
|
`(let ((ext-inv (extent-list nil (point-at-bol) (point-at-eol)
|
|
|
|
'all-extents-closed-open 'invisible))
|
|
|
|
ext-inv-specs)
|
|
|
|
(dolist (ext ext-inv)
|
|
|
|
(when (extent-property ext 'invisible)
|
|
|
|
(add-to-list 'ext-inv-specs (list ext (extent-property
|
|
|
|
ext 'invisible)))
|
|
|
|
(set-extent-property ext 'invisible nil)))
|
|
|
|
,@body
|
|
|
|
(dolist (ext-inv-spec ext-inv-specs)
|
|
|
|
(set-extent-property (car ext-inv-spec) 'invisible
|
|
|
|
(cadr ext-inv-spec)))))
|
|
|
|
|
2008-04-24 10:44:12 -04:00
|
|
|
(defun org-indent-to-column (column &optional minimum buffer)
|
|
|
|
"Work around a bug with extents with invisibility in XEmacs."
|
2008-10-14 10:50:02 -04:00
|
|
|
(if (featurep 'xemacs)
|
2010-04-18 13:58:24 -04:00
|
|
|
(org-xemacs-without-invisibility (indent-to-column column minimum buffer))
|
2008-10-14 10:50:02 -04:00
|
|
|
(indent-to-column column minimum)))
|
2008-04-24 10:44:12 -04:00
|
|
|
|
|
|
|
(defun org-indent-line-to (column)
|
|
|
|
"Work around a bug with extents with invisibility in XEmacs."
|
2008-10-14 10:50:02 -04:00
|
|
|
(if (featurep 'xemacs)
|
2010-04-18 13:58:24 -04:00
|
|
|
(org-xemacs-without-invisibility (indent-line-to column))
|
2008-10-14 10:50:02 -04:00
|
|
|
(indent-line-to column)))
|
2008-04-24 10:44:12 -04:00
|
|
|
|
|
|
|
(defun org-move-to-column (column &optional force buffer)
|
2008-10-14 10:50:02 -04:00
|
|
|
(if (featurep 'xemacs)
|
2010-04-18 13:58:24 -04:00
|
|
|
(org-xemacs-without-invisibility (move-to-column column force buffer))
|
2008-10-14 10:50:02 -04:00
|
|
|
(move-to-column column force)))
|
2008-09-21 01:35:39 -04:00
|
|
|
|
|
|
|
(defun org-get-x-clipboard-compat (value)
|
|
|
|
"Get the clipboard value on XEmacs or Emacs 21"
|
2010-04-22 09:30:12 -04:00
|
|
|
(cond ((featurep 'xemacs)
|
|
|
|
(org-no-warnings (get-selection-no-error value)))
|
2008-09-21 01:35:39 -04:00
|
|
|
((fboundp 'x-get-selection)
|
|
|
|
(condition-case nil
|
|
|
|
(or (x-get-selection value 'UTF8_STRING)
|
|
|
|
(x-get-selection value 'COMPOUND_TEXT)
|
|
|
|
(x-get-selection value 'STRING)
|
|
|
|
(x-get-selection value 'TEXT))
|
|
|
|
(error nil)))))
|
|
|
|
|
|
|
|
(defun org-propertize (string &rest properties)
|
|
|
|
(if (featurep 'xemacs)
|
2008-11-21 03:14:26 -05:00
|
|
|
(progn
|
|
|
|
(add-text-properties 0 (length string) properties string)
|
|
|
|
string)
|
2008-09-21 01:35:39 -04:00
|
|
|
(apply 'propertize string properties)))
|
2008-10-14 10:50:02 -04:00
|
|
|
|
2008-11-21 03:14:26 -05:00
|
|
|
(defun org-substring-no-properties (string &optional from to)
|
|
|
|
(if (featurep 'xemacs)
|
2008-12-08 15:57:46 -05:00
|
|
|
(org-no-properties (substring string (or from 0) to))
|
2008-11-21 03:14:26 -05:00
|
|
|
(substring-no-properties string from to)))
|
|
|
|
|
2009-04-06 01:23:46 -04:00
|
|
|
(defun org-find-library-name (library)
|
|
|
|
(if (fboundp 'find-library-name)
|
|
|
|
(file-name-directory (find-library-name library))
|
|
|
|
; XEmacs does not have `find-library-name'
|
|
|
|
(flet ((find-library-name-helper (filename ignored-codesys)
|
|
|
|
filename)
|
|
|
|
(find-library-name (library)
|
|
|
|
(find-library library nil 'find-library-name-helper)))
|
|
|
|
(file-name-directory (find-library-name library)))))
|
|
|
|
|
2009-01-19 17:13:58 -05:00
|
|
|
(defun org-count-lines (s)
|
|
|
|
"How many lines in string S?"
|
|
|
|
(let ((start 0) (n 1))
|
|
|
|
(while (string-match "\n" s start)
|
|
|
|
(setq start (match-end 0) n (1+ n)))
|
|
|
|
(if (and (> (length s) 0) (= (aref s (1- (length s))) ?\n))
|
|
|
|
(setq n (1- n)))
|
|
|
|
n))
|
|
|
|
|
2009-06-30 01:24:57 -04:00
|
|
|
(defun org-kill-new (string &rest args)
|
|
|
|
(remove-text-properties 0 (length string) '(line-prefix t wrap-prefix t)
|
|
|
|
string)
|
|
|
|
(apply 'kill-new string args))
|
|
|
|
|
2009-09-01 10:30:33 -04:00
|
|
|
(defun org-select-frame-set-input-focus (frame)
|
|
|
|
"Select FRAME, raise it, and set input focus, if possible."
|
|
|
|
(cond ((featurep 'xemacs)
|
|
|
|
(if (fboundp 'select-frame-set-input-focus)
|
|
|
|
(select-frame-set-input-focus frame)
|
|
|
|
(raise-frame frame)
|
|
|
|
(select-frame frame)
|
|
|
|
(focus-frame frame)))
|
|
|
|
;; `select-frame-set-input-focus' defined in Emacs 21 will not
|
|
|
|
;; set the input focus.
|
|
|
|
((>= emacs-major-version 22)
|
|
|
|
(select-frame-set-input-focus frame))
|
|
|
|
(t
|
|
|
|
(raise-frame frame)
|
|
|
|
(select-frame frame)
|
|
|
|
(cond ((memq window-system '(x ns mac))
|
|
|
|
(x-focus-frame frame))
|
|
|
|
((eq window-system 'w32)
|
|
|
|
(w32-focus-frame frame)))
|
|
|
|
(when focus-follows-mouse
|
|
|
|
(set-mouse-position frame (1- (frame-width frame)) 0)))))
|
|
|
|
|
2009-09-02 08:37:47 -04:00
|
|
|
(defun org-float-time (&optional time)
|
|
|
|
"Convert time value TIME to a floating point number.
|
|
|
|
TIME defaults to the current time."
|
|
|
|
(if (featurep 'xemacs)
|
|
|
|
(time-to-seconds (or time (current-time)))
|
|
|
|
(float-time time)))
|
|
|
|
|
2010-06-03 04:24:04 -04:00
|
|
|
(defun org-string-match-p (&rest args)
|
|
|
|
(if (fboundp 'string-match-p)
|
|
|
|
(apply 'string-match-p args)
|
|
|
|
(save-match-data
|
|
|
|
(apply 'string-match args))))
|
|
|
|
|
|
|
|
(defun org-looking-at-p (&rest args)
|
|
|
|
(if (fboundp 'looking-at-p)
|
|
|
|
(apply 'looking-at-p args)
|
|
|
|
(save-match-data
|
|
|
|
(apply 'looking-at-p args))))
|
|
|
|
|
2009-11-23 06:44:49 -05:00
|
|
|
; XEmacs does not have `looking-back'.
|
|
|
|
(if (fboundp 'looking-back)
|
|
|
|
(defalias 'org-looking-back 'looking-back)
|
|
|
|
(defun org-looking-back (regexp &optional limit greedy)
|
|
|
|
"Return non-nil if text before point matches regular expression REGEXP.
|
|
|
|
Like `looking-at' except matches before point, and is slower.
|
|
|
|
LIMIT if non-nil speeds up the search by specifying a minimum
|
|
|
|
starting position, to avoid checking matches that would start
|
|
|
|
before LIMIT.
|
|
|
|
|
|
|
|
If GREEDY is non-nil, extend the match backwards as far as
|
|
|
|
possible, stopping when a single additional previous character
|
|
|
|
cannot be part of a match for REGEXP. When the match is
|
|
|
|
extended, its starting position is allowed to occur before
|
|
|
|
LIMIT."
|
|
|
|
(let ((start (point))
|
|
|
|
(pos
|
|
|
|
(save-excursion
|
|
|
|
(and (re-search-backward (concat "\\(?:" regexp "\\)\\=") limit t)
|
|
|
|
(point)))))
|
|
|
|
(if (and greedy pos)
|
|
|
|
(save-restriction
|
|
|
|
(narrow-to-region (point-min) start)
|
|
|
|
(while (and (> pos (point-min))
|
|
|
|
(save-excursion
|
|
|
|
(goto-char pos)
|
|
|
|
(backward-char 1)
|
|
|
|
(looking-at (concat "\\(?:" regexp "\\)\\'"))))
|
|
|
|
(setq pos (1- pos)))
|
|
|
|
(save-excursion
|
|
|
|
(goto-char pos)
|
|
|
|
(looking-at (concat "\\(?:" regexp "\\)\\'")))))
|
|
|
|
(not (null pos)))))
|
|
|
|
|
2008-03-22 11:52:18 -04:00
|
|
|
(provide 'org-compat)
|
|
|
|
|
2008-04-29 01:15:41 -04:00
|
|
|
;; arch-tag: a0a0579f-e68c-4bdf-9e55-93768b846bbe
|
|
|
|
|
2008-03-22 11:52:18 -04:00
|
|
|
;;; org-compat.el ends here
|