Commit b2497d2e authored by Dave Love's avatar Dave Love
Browse files

Doc fixes.

(xterm-mouse-position-function): New function, replacing advice of
mouse-position.
(xterm-mouse-mode): Use it.
parent 3d8700e8
;;; xt-mouse.el --- Support the mouse when emacs run in an xterm.
;; Copyright (C) 1994 Free Software Foundation
;; Copyright (C) 1994, 2000 Free Software Foundation
;; Author: Per Abrahamsen <abraham@dina.kvl.dk>
;; Keywords: mouse, terminals
......@@ -22,7 +22,7 @@
;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
;; Boston, MA 02111-1307, USA.
;;; Comments:
;;; Commentary:
;; Enable mouse support when running inside an xterm or Linux console.
......@@ -45,14 +45,14 @@
;; Clicking on the mode-line does not work, although it should.
;;; Code:
;;; Code:
(define-key function-key-map "\e[M" 'xterm-mouse-translate)
(defvar xterm-mouse-last)
(defun xterm-mouse-translate (event)
;; Read a click and release event from XTerm.
"Read a click and release event from XTerm."
(save-excursion
(save-window-excursion
(deactivate-mark)
......@@ -86,7 +86,8 @@
;; Generate a drag event.
(if (symbolp down-where)
0
(list (intern (format "drag-mouse-%d" (+ 1 xterm-mouse-last)))
(list (intern (format "drag-mouse-%d"
(+ 1 xterm-mouse-last)))
down-data click-data))
)))
(if (and (symbolp down-where)
......@@ -103,22 +104,19 @@
;; Indicator for the xterm-mouse mode.
(defvar xterm-mouse-mode nil)
(defadvice mouse-position (around xterm-mouse activate)
"Use last key from xterm-mouse-mode if available."
(let ((answer ad-do-it))
(setq ad-return-value
(if xterm-mouse-mode
(cons (car answer) (cons xterm-mouse-x xterm-mouse-y))
answer))))
(defun xterm-mouse-position-function (pos)
"Bound to `mouse-position-function' in XTerm mouse mode."
(setcdr pos (cons xterm-mouse-x xterm-mouse-y))
pos)
(defun xterm-mouse-event ()
;; Convert XTerm mouse event to Emacs mouse event.
"Convert XTerm mouse event to Emacs mouse event."
(let* ((type (- (read-char) ? ))
(x (- (read-char) ? 1))
(y (- (read-char) ? 1))
(point (cons x y))
(window (window-at x y))
(where (if window
(where (if window
(coordinates-in-window-p point window)
'menu-bar))
(pos (if (consp where)
......@@ -161,22 +159,23 @@ Turn it on to use emacs mouse commands, and off to use xterm mouse commands."
(if xterm-mouse-mode
(progn
(turn-off-xterm-mouse-tracking)
(setq xterm-mouse-mode nil)
(setq xterm-mouse-mode nil
mouse-position-function nil)
(set-buffer-modified-p (buffer-modified-p))))
;;Turn it on
(if xterm-mouse-mode
()
(setq xterm-mouse-mode t)
(unless (or window-systemxterm-mouse-mode)
(setq xterm-mouse-mode t
mouse-position-function #'xterm-mouse-position-function)
(turn-on-xterm-mouse-tracking)
(set-buffer-modified-p (buffer-modified-p)))))
(defun turn-on-xterm-mouse-tracking ()
;; Enable emacs mouse tracking in xterm.
"Enable Emacs mouse tracking in xterm."
(if xterm-mouse-mode
(send-string-to-terminal "\e[?1000h")))
(defun turn-off-xterm-mouse-tracking ()
;; Disable disable emacs mouse tracking in xterm.
"Disable disable Emacs mouse tracking in xterm."
(if xterm-mouse-mode
(send-string-to-terminal "\e[?1000l")))
......
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