X-Git-Url: https://cgit.sxemacs.org/?a=blobdiff_plain;f=lisp%2Fgnus-ems.el;h=9394f04ffc7134263a11c04c8841de3a8422b221;hb=65570b6780a379ac06efde3226f8c93c0139801e;hp=9501aedfc92fca16e4176ed73ca4bd831c96548d;hpb=4f4ec0da7512fb94e604997f836c1297d82be173;p=gnus

diff --git a/lisp/gnus-ems.el b/lisp/gnus-ems.el
index 9501aedfc..9394f04ff 100644
--- a/lisp/gnus-ems.el
+++ b/lisp/gnus-ems.el
@@ -1,7 +1,7 @@
 ;;; gnus-ems.el --- functions for making Gnus work under different Emacsen
-;; Copyright (C) 1995 Free Software Foundation, Inc.
+;; Copyright (C) 1995,96,97,98,99 Free Software Foundation, Inc.
 
-;; Author: Lars Magne Ingebrigtsen <larsi@ifi.uio.no>
+;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; Keywords: news
 
 ;; This file is part of GNU Emacs.
@@ -17,120 +17,199 @@
 ;; GNU General Public License for more details.
 
 ;; You should have received a copy of the GNU General Public License
-;; along with GNU Emacs; see the file COPYING.  If not, write to
-;; the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
+;; along with GNU Emacs; see the file COPYING.  If not, write to the
+;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+;; Boston, MA 02111-1307, USA.
 
 ;;; Commentary:
 
 ;;; Code:
 
+(eval-when-compile (require 'cl))
+
+;;; Function aliases later to be redefined for XEmacs usage.
+
+(defvar gnus-xemacs (string-match "XEmacs\\|Lucid" emacs-version)
+  "Non-nil if running under XEmacs.")
+
 (defvar gnus-mouse-2 [mouse-2])
-(defvar gnus-easymenu 'easymenu)
+(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))
+      '("--**-" . "-----")
+    '("**" "--")))
+
+(eval-and-compile
+  (autoload 'gnus-xmas-define "gnus-xmas")
+  (autoload 'gnus-xmas-redefine "gnus-xmas")
+  (autoload 'appt-select-lowest-window "appt"))
+
+;;; Mule functions.
+
+(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-to-width valstr ,max-width)
+       valstr)))
 
-;; We do not byte-compile this file, because error messages are such a
-;; bore.  
+(eval-and-compile
+  (if (string-match "XEmacs\\|Lucid" emacs-version)
+      nil
+
+    (defvar gnus-mouse-face-prop 'mouse-face
+      "Property used for highlighting mouse regions."))
 
-(eval
- '(cond 
+  (cond
    ((string-match "XEmacs\\|Lucid" emacs-version)
-    ;; XEmacs definitions.
-
-    (setq gnus-mouse-2 [button2])
-    (setq gnus-easymenu 'auc-menu)
-
-    (or (memq 'underline (list-faces))
-	(make-face 'underline))
-    (or (face-differs-from-default-p 'underline)
-	(set-face-underline-p 'underline t))
-    (or (fboundp 'set-text-properties)
-	(defun set-text-properties (start end props &optional buffer)
-	  (if props
-	      (put-text-property start end (car props) (cadr props) buffer)
-	    (remove-text-properties start end ()))))
-    
-    (or (fboundp 'make-overlay (fset 'make-overlay 'make-extent)))
-    (or (fboundp 'over-lay-put (fset 'overlay-put 'set-extent-property)))
-    (or (boundp 'standard-display-table (setq standard-display-table nil)))
-
-    (if (not gnus-visual)
-	()
-      (setq gnus-group-mode-hook
-	    (cons
-	     (lambda ()
-	       (easy-menu-add gnus-group-reading-menu)
-	       (easy-menu-add gnus-group-group-menu)
-	       (easy-menu-add gnus-group-post-menu)
-	       (easy-menu-add gnus-group-misc-menu)
-	       (gnus-install-mouse-tracker)) 
-	     gnus-group-mode-hook))
-      (setq gnus-summary-mode-hook
-	    (cons
-	     (lambda ()
-	       (easy-menu-add gnus-summary-mark-menu)
-	       (easy-menu-add gnus-summary-move-menu)
-	       (easy-menu-add gnus-summary-article-menu)
-	       (easy-menu-add gnus-summary-thread-menu)
-	       (easy-menu-add gnus-summary-misc-menu)
-	       (easy-menu-add gnus-summary-post-menu)
-	       (easy-menu-add gnus-summary-kill-menu)
-	       (gnus-install-mouse-tracker)) 
-	     gnus-summary-mode-hook))
-      (setq gnus-article-mode-hook
-	    (cons
-	     (lambda ()
-	       (easy-menu-add gnus-article-article-menu)
-	       (easy-menu-add gnus-article-treatment-menu))
-	     gnus-article-mode-hook)))
-
-    (defun gnus-install-mouse-tracker ()
-      (require 'mode-motion)
-      (setq mode-motion-hook 'mode-motion-highlight-line)))
-
-   ((and (not (string-match "28.9" emacs-version)) 
-	 (not (string-match "29" emacs-version)))
-    (setq gnus-hidden-properties '(invisible t)))
-   
-   ))
+    (gnus-xmas-define))
+
+   ((boundp 'MULE)
+    (provide 'gnusutil))))
 
 (eval-and-compile
   (cond
    ((not window-system)
     (defun gnus-dummy-func (&rest args))
-    (let ((funcs '(mouse-set-point make-face set-face-foreground
-				   set-face-background)))
+    (let ((funcs '(mouse-set-point set-face-foreground
+				   set-face-background x-popup-menu)))
       (while funcs
-	(or (fboundp (car funcs))
-	    (fset (car funcs) 'gnus-dummy-func))
-	(setq funcs (cdr funcs)))))
-   ))
+	(unless (fboundp (car funcs))
+	  (fset (car funcs) 'gnus-dummy-func))
+	(setq funcs (cdr funcs)))))))
+
+(eval-and-compile
+  (let ((case-fold-search t))
+    (cond
+     ((string-match "windows-nt\\|os/2\\|emx\\|cygwin32"
+		    (symbol-name system-type))
+      (setq nnheader-file-name-translation-alist
+	    (append nnheader-file-name-translation-alist
+		    '((?: . ?_)
+		      (?+ . ?-))))))))
+
+(defvar gnus-tmp-unread)
+(defvar gnus-tmp-replied)
+(defvar gnus-tmp-score-char)
+(defvar gnus-tmp-indentation)
+(defvar gnus-tmp-opening-bracket)
+(defvar gnus-tmp-lines)
+(defvar gnus-tmp-name)
+(defvar gnus-tmp-closing-bracket)
+(defvar gnus-tmp-subject-or-nil)
 
 (defun gnus-ems-redefine ()
-  (cond 
+  (cond
    ((string-match "XEmacs\\|Lucid" emacs-version)
-    ;; XEmacs definitions.
-    (fset 'gnus-set-mouse-face (lambda (string) string))
-
-    (defun gnus-summary-make-display-table ()
-      (let* ((table (window-display-table)))
-	(and (not table)
-	     (setq table (make-vector 261 ())))
-	(let ((i 32))
-	  (while (>= (setq i (1- i)) 0)
-	    (aset table i [??])))
-	(aset table ?\n nil)
-	(let ((i 160))
-	  (while (>= (setq i (1- i)) 127)
-	    (aset table i [??])))
-	(setq gnus-summary-display-table table)))
-
-    )
-
-   ))
+    (gnus-xmas-redefine))
+
+   ((featurep 'mule)
+    ;; Mule and new Emacs definitions
+
+    ;; [Note] Now there are three kinds of mule implementations,
+    ;; original MULE, XEmacs/mule and beta version of Emacs including
+    ;; some mule features. Unfortunately these API are different. In
+    ;; particular, Emacs (including original MULE) and XEmacs are
+    ;; quite different.
+    ;; Predicates to check are following:
+    ;; (boundp 'MULE) is t only if MULE (original; anything older than
+    ;;                     Mule 2.3) is running.
+    ;; (featurep 'mule) is t when every mule variants are running.
+
+    ;; These implementations may be able to share between original
+    ;; MULE and beta version of new Emacs. In addition, it is able to
+    ;; detect XEmacs/mule by (featurep 'mule) and to check variable
+    ;; `emacs-version'. In this case, implementation for XEmacs/mule
+    ;; may be able to share between XEmacs and XEmacs/mule.
+
+    (defvar gnus-summary-display-table nil
+      "Display table used in summary mode buffers.")
+    (fset 'gnus-max-width-function 'gnus-mule-max-width-function)
+    (fset 'gnus-summary-set-display-table (lambda ()))
+
+    (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-to-width 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"))
+    )))
+
+(defun gnus-region-active-p ()
+  "Say whether the region is active."
+  (and (boundp 'transient-mark-mode)
+       transient-mark-mode
+       (boundp 'mark-active)
+       mark-active))
+
+(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)
+      (push (cons mode map)
+	    minor-mode-map-alist))))
+
+(defun gnus-x-splash ()
+  "Show a splash screen using a pixmap in the current buffer."
+  (let ((dir (nnheader-find-etc-directory "gnus"))
+	pixmap file height beg i)
+    (save-excursion
+      (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"))))
+	  (with-temp-buffer
+	    (insert-file-contents file)
+	    (goto-char (point-min))
+	    (ignore-errors
+	      (setq pixmap (read (current-buffer))))))
+	(when pixmap
+	  (unless (facep 'gnus-splash)
+	    (make-face 'gnus-splash))
+	  (setq height (/ (car pixmap) (frame-char-height))
+		width (/ (cadr pixmap) (frame-char-width)))
+	  (set-face-foreground 'gnus-splash "Brown")
+	  (set-face-stipple 'gnus-splash pixmap)
+	  (insert-char ?\n (* (/ (window-height) 2 height) height))
+	  (setq i height)
+	  (while (> i 0)
+	    (insert-char ?  (* (/ (window-width) 2 width) width))
+	    (setq beg (point))
+	    (insert-char ?  width)
+	    (set-text-properties beg (point) '(face gnus-splash))
+	    (insert "\n")
+	    (decf i))
+	  (goto-char (point-min))
+	  (sit-for 0))))))
 
 (provide 'gnus-ems)
 
 ;; Local Variables:
-;; byte-compile-warnings: nil
+;; byte-compile-warnings: '(redefine callargs)
 ;; End:
 
 ;;; gnus-ems.el ends here