X-Git-Url: http://git.chise.org/gitweb/?a=blobdiff_plain;f=lisp%2Fnnheaderxm.el;h=ea5df2f8b05afe89201aa76061490c70e9ef97b8;hb=9b741e050b400987d68ff761c6cc3276c932839c;hp=174d76ceb7c79fc51fc73084cbd87ebd02d0c11d;hpb=a707b63af25b91cb730c12e65156ca364bf49a44;p=elisp%2Fgnus.git-

diff --git a/lisp/nnheaderxm.el b/lisp/nnheaderxm.el
index 174d76c..ea5df2f 100644
--- a/lisp/nnheaderxm.el
+++ b/lisp/nnheaderxm.el
@@ -1,9 +1,10 @@
 ;;; nnheaderxm.el --- making Gnus backends work under XEmacs
 
-;; Copyright (C) 1996, 1997, 1998, 1999, 2000
+;; Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001
 ;;      Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
+;;	Katsumi Yamaoka  <yamaoka@jpl.org>
 ;; Keywords: news
 
 ;; This file is part of GNU Emacs.
@@ -34,11 +35,32 @@
       (,function ,@args))
    time repeat))
 
+(defun nnheader-xmas-Y-or-n-p (prompt)
+  "Ask user a \"Y/n\" question. Return t if answer is neither \"n\", \"N\" nor \"C-g\"."
+  (if (should-use-dialog-box-p)
+      (yes-or-no-p-dialog-box prompt)
+    (let ((cursor-in-echo-area t)
+	  (echo-keystrokes 0)
+	  (inhibit-quit t)
+	  event)
+      (message "%s(Y/n) " prompt)
+      (while (or (not (key-press-event-p (setq event (next-command-event))))
+		 (not (or (eq (event-key event) 'escape)
+			  (memq (event-to-character event)
+				'(?\  ?N ?Y ?\C-g ?\e ?\n ?\r ?n ?y))))))
+      (if (memq (event-key event) '(?\C-g ?N ?n))
+	  (progn
+	    (message "%s(Y/n) No" prompt)
+	    nil)
+	(message "%s(Y/n) Yes" prompt)
+	t))))
+
 (defalias 'nnheader-run-at-time 'nnheader-xmas-run-at-time)
 (defalias 'nnheader-cancel-timer 'delete-itimer)
 (defalias 'nnheader-cancel-function-timers 'ignore)
 (defalias 'nnheader-string-as-multibyte 'identity)
+(defalias 'nnheader-Y-or-n-p 'nnheader-xmas-Y-or-n-p)
 
 (provide 'nnheaderxm)
 
-;;; nnheaderxm.el ends here.
+;;; nnheaderxm.el ends here