;;; mwheel.el --- Wheel mouse support
-;; Copyright (C) 1998, 2000, 2001, 2002, 2002, 2004,
-;; 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
+;; Copyright (C) 1998, 2000, 2001, 2002, 2002, 2004, 2005, 2006, 2007,
+;; 2008, 2009 Free Software Foundation, Inc.
;; Maintainer: William M. Perry <wmperry@gnu.org>
;; Keywords: mouse
;; This file is part of GNU Emacs.
-;; GNU Emacs is free software; you can redistribute it and/or modify
+;; GNU Emacs is free software: you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
-;; the Free Software Foundation; either version 3, or (at your option)
-;; any later version.
+;; the Free Software Foundation, either version 3 of the License, or
+;; (at your option) any later version.
;; GNU Emacs is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; 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, Inc., 51 Franklin Street, Fifth Floor,
-;; Boston, MA 02110-1301, USA.
+;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
;;; Commentary:
"22.1")
(defcustom mouse-wheel-down-event
;; In the latest versions of XEmacs, we could just use mouse-%s as well.
- (if (memq window-system '(w32 mac))
+ (if (memq window-system '(w32 ns))
'wheel-up
(intern (format (if (featurep 'xemacs) "button%s" "mouse-%s")
mouse-wheel-down-button)))
"22.1")
(defcustom mouse-wheel-up-event
;; In the latest versions of XEmacs, we could just use mouse-%s as well.
- (if (memq window-system '(w32 mac))
+ (if (memq window-system '(w32 ns))
'wheel-down
(intern (format (if (featurep 'xemacs) "button%s" "mouse-%s")
mouse-wheel-up-button)))
:group 'mouse
:type 'boolean)
-(if (not (fboundp 'event-button))
+(eval-and-compile
+ (if (fboundp 'event-button)
+ (fset 'mwheel-event-button 'event-button)
(defun mwheel-event-button (event)
(let ((x (event-basic-type event)))
;; Map mouse-wheel events to appropriate buttons
(if (< amount 0)
mouse-wheel-up-event
mouse-wheel-down-event))
- x)))
- (fset 'mwheel-event-button 'event-button))
+ x))))
-(if (not (fboundp 'event-window))
+ (if (fboundp 'event-window)
+ (fset 'mwheel-event-window 'event-window)
(defun mwheel-event-window (event)
- (posn-window (event-start event)))
- (fset 'mwheel-event-window 'event-window))
+ (posn-window (event-start event)))))
(defvar mwheel-inhibit-click-event-timer nil
"Timer running while mouse wheel click event is inhibited.")
;; If the first scroll succeeded, then some scrolling
;; is possible: keep scrolling til the beginning but
;; do not signal an error. For some reason, we have
- ;; to do it even if the first scroll signalled an
+ ;; to do it even if the first scroll signaled an
;; error, because otherwise the window is recentered
;; for a reason that escapes me. This problem seems
;; to only affect scroll-down. --Stef