;;; gnus-ems.el --- functions for making Semi-gnus work under different Emacsen
-;; Copyright (C) 1995,96,97,98 Free Software Foundation, Inc.
+;; Copyright (C) 1995,96,97,98,99 Free Software Foundation, Inc.
;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
;; Tatsuya Ichikawa <t-ichi@niagara.shiojiri.ne.jp>
"Non-nil if running under XEmacs.")
(defvar gnus-mouse-2 [mouse-2])
+(defvar gnus-down-mouse-3 [down-mouse-3])
(defvar gnus-down-mouse-2 [down-mouse-2])
+(defvar gnus-widget-button-keymap nil)
(defvar gnus-mode-line-modified
(if (or gnus-xemacs
(< emacs-major-version 20))
from to)
(goto-line number)
(unless (eobp) ; Sometimes things become confused (broken).
- (if (boundp 'MULE)
- (forward-char (chars-in-string prefix))
- (forward-char (length prefix)))
+ (forward-char (chars-in-string prefix))
(skip-chars-forward " \t")
(setq from (point))
(end-of-line 1)
gnus-cite-overlay-list)
(gnus-overlay-put (gnus-make-overlay from to) 'face face))))))
-(defun gnus-mule-max-width-function (el max-width)
- (` (let* ((val (eval (, el)))
- (valstr (if (numberp val)
- (int-to-string val) val)))
- (if (> (length valstr) (, max-width))
- (truncate-string valstr (, max-width))
- valstr))))
-
(defvar gnus-mule-bitmap-image-file nil)
(defun gnus-mule-group-startup-message (&optional x y)
"Insert startup message in current buffer."
(setq gnus-simple-splash t)
(set-buffer-modified-p t))
-(defun gnus-encode-coding-string (string system)
- string)
-
-(defun gnus-decode-coding-string (string system)
- string)
-
(eval-and-compile
(if (string-match "XEmacs\\|Lucid" emacs-version)
nil
(while funcs
(unless (fboundp (car funcs))
(fset (car funcs) 'gnus-dummy-func))
- (setq funcs (cdr funcs))))))
- (unless (fboundp 'file-regular-p)
- (defun file-regular-p (file)
- (and (not (file-directory-p file))
- (not (file-symlink-p file))
- (file-exists-p file))))
- (unless (fboundp 'face-list)
- (defun face-list (&rest args))))
+ (setq funcs (cdr funcs)))))))
(eval-and-compile
(let ((case-fold-search t))
(cond
- ((string-match "windows-nt\\|os/2\\|emx" (format "%s" system-type))
+ ((string-match "windows-nt\\|os/2\\|emx" (symbol-name system-type))
(setq nnheader-file-name-translation-alist
(append nnheader-file-name-translation-alist
'((?: . ?_)
;; `emacs-version'. In this case, implementation for XEmacs/mule
;; may be able to share between XEmacs and XEmacs/mule.
- (defalias 'gnus-truncate-string 'truncate-string)
-
(defvar gnus-summary-display-table nil
"Display table used in summary mode buffers.")
- (fset 'gnus-cite-add-face 'gnus-mule-cite-add-face)
- (fset 'gnus-max-width-function 'gnus-mule-max-width-function)
(fset 'gnus-summary-set-display-table (lambda ()))
- (fset 'gnus-encode-coding-string 'encode-coding-string)
- (fset 'gnus-decode-coding-string 'decode-coding-string)
- (and window-system
- (module-installed-p 'bitmap)
- (fset 'gnus-group-startup-message 'gnus-mule-group-startup-message))
+ (if (fboundp 'truncate-string-to-width)
+ (fset 'gnus-truncate-string 'truncate-string-to-width)
+ (fset 'gnus-truncate-string 'truncate-string))
+
+ (defun gnus-tilde-max-form (el max-width)
+ "Return a form that limits EL to MAX-WIDTH."
+ (let ((max (abs max-width)))
+ (if (symbolp el)
+ `(if (> (string-width ,el) ,max)
+ ,(if (< max-width 0)
+ `(gnus-truncate-string
+ ,el (string-width ,el)
+ (- (string-width ,el) ,max))
+ `(gnus-truncate-string ,el ,max))
+ ,el)
+ `(let ((val (eval ,el)))
+ (if (> (string-width val) ,max)
+ ,(if (< max-width 0)
+ `(gnus-truncate-string
+ val (string-width val)
+ (- (string-width val) ,max))
+ `(gnus-truncate-string val ,max))
+ val)))))
+
+ (defun gnus-tilde-cut-form (el cut-width)
+ "Return a form that cuts CUT-WIDTH off of EL."
+ (let ((cut (abs cut-width)))
+ (if (symbolp el)
+ `(if (> (string-width ,el) ,cut)
+ ,(if (< cut-width 0)
+ `(gnus-truncate-string
+ ,el (- (string-width ,el) ,cut))
+ `(gnus-truncate-string
+ ,el (- (string-width ,el) ,cut) ,cut))
+ ,el)
+ `(let ((val (eval ,el)))
+ (if (> (string-width val) ,cut)
+ ,(if (< cut-width 0)
+ `(gnus-truncate-string
+ val (- (string-width val) ,cut))
+ `(gnus-truncate-string
+ val (- (string-width val) ,cut) ,cut))
+ val)))))
+
+ (when window-system
+ (require 'path-util)
+ (if (module-installed-p 'bitmap)
+ (fset 'gnus-group-startup-message 'gnus-mule-group-startup-message)
+ ))
(when (boundp 'gnus-check-before-posting)
(setq gnus-check-before-posting
(delq 'long-lines
(delq 'control-chars gnus-check-before-posting))))
- (defun gnus-summary-line-format-spec ()
- (insert gnus-tmp-unread gnus-tmp-replied
- gnus-tmp-score-char gnus-tmp-indentation)
- (put-text-property
- (point)
- (progn
- (insert
- gnus-tmp-opening-bracket
- (format "%4d: %-20s"
- gnus-tmp-lines
- (if (> (length gnus-tmp-name) 20)
- (truncate-string gnus-tmp-name 20)
- gnus-tmp-name))
- gnus-tmp-closing-bracket)
- (point))
- gnus-mouse-face-prop gnus-mouse-face)
- (insert " " gnus-tmp-subject-or-nil "\n"))
+ (when (fboundp 'chars-in-string)
+ (fset 'gnus-cite-add-face 'gnus-mule-cite-add-face))
+
)))
(defun gnus-region-active-p ()
(defun gnus-add-minor-mode (mode name map)
(if (fboundp 'add-minor-mode)
(add-minor-mode mode name map)
+ (set (make-local-variable mode) t)
(unless (assq mode minor-mode-alist)
(push `(,mode ,name) minor-mode-alist))
(unless (assq mode minor-mode-map-alist)
(let ((dir (nnheader-find-etc-directory "gnus"))
pixmap file height beg i)
(save-excursion
- (switch-to-buffer (get-buffer-create gnus-group-buffer))
+ (switch-to-buffer (gnus-get-buffer-create gnus-group-buffer))
(let ((buffer-read-only nil))
(erase-buffer)
(when (and dir
(file-exists-p (setq file (concat dir "x-splash"))))
- (nnheader-temp-write nil
+ (with-temp-file nil
(insert-file-contents file)
(goto-char (point-min))
(ignore-errors
(setq pixmap (read (current-buffer))))))
(when pixmap
- (erase-buffer)
(unless (facep 'gnus-splash)
(make-face 'gnus-splash))
(setq height (/ (car pixmap) (frame-char-height))
(insert-char ?\n (* (/ (window-height) 2 height) height))
(setq i height)
(while (> i 0)
- (insert-char ? (* (+ (/ (window-width) 2 width) 1) width))
+ (insert-char ? (* (/ (window-width) 2 width) width))
(setq beg (point))
(insert-char ? width)
(set-text-properties beg (point) '(face gnus-splash))
(goto-char (point-min))
(sit-for 0))))))
+(if (fboundp 'split-string)
+ (fset 'gnus-split-string 'split-string)
+ (defun gnus-split-string (string pattern)
+ "Return a list of substrings of STRING which are separated by PATTERN."
+ (let (parts (start 0))
+ (while (string-match pattern string start)
+ (setq parts (cons (substring string start (match-beginning 0)) parts)
+ start (match-end 0)))
+ (nreverse (cons (substring string start) parts)))))
+
+(defun-maybe assoc-ignore-case (key alist)
+ "Like `assoc', but assumes KEY is a string and ignores case when comparing."
+ (setq key (downcase key))
+ (let (element)
+ (while (and alist (not element))
+ (if (equal key (downcase (car (car alist))))
+ (setq element (car alist)))
+ (setq alist (cdr alist)))
+ element))
+
+\f
+;;; Language support staffs.
+
+(defvar-maybe current-language-environment "English"
+ "The language environment.")
+
+(defvar-maybe language-info-alist nil
+ "Alist of language environment definitions.")
+
+(defun-maybe get-language-info (lang-env key)
+ "Return information listed under KEY for language environment LANG-ENV."
+ (if (symbolp lang-env)
+ (setq lang-env (symbol-name lang-env)))
+ (let ((lang-slot (assoc-ignore-case lang-env language-info-alist)))
+ (if lang-slot
+ (cdr (assq key (cdr lang-slot))))))
+
+(defun-maybe set-language-info (lang-env key info)
+ "Modify part of the definition of language environment LANG-ENV."
+ (if (symbolp lang-env)
+ (setq lang-env (symbol-name lang-env)))
+ (let (lang-slot key-slot)
+ (setq lang-slot (assoc lang-env language-info-alist))
+ (if (null lang-slot) ; If no slot for the language, add it.
+ (setq lang-slot (list lang-env)
+ language-info-alist (cons lang-slot language-info-alist)))
+ (setq key-slot (assq key lang-slot))
+ (if (null key-slot) ; If no slot for the key, add it.
+ (progn
+ (setq key-slot (list key))
+ (setcdr lang-slot (cons key-slot (cdr lang-slot)))))
+ (setcdr key-slot info)))
+
(provide 'gnus-ems)
;; Local Variables:
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