;;; t-mouse.el --- mouse support within the text terminal
;; Author: Nick Roberts <nickrob@gnu.org>
-;; Maintainer: FSF
+;; Maintainer: emacs-devel@gnu.org
;; Keywords: mouse gpm linux
-;; Copyright (C) 1994, 1995, 1998, 2006, 2007, 2008
-;; Free Software Foundation, Inc.
+;; Copyright (C) 1994-1995, 1998, 2006-2016 Free Software Foundation,
+;; Inc.
;; This file is part of GNU Emacs.
;; mev. Now the interface with gpm is directly through a Unix socket, so this
;; file is reduced to a single minor mode macro call.
-;;
+;;
\f
;;; Code:
;; Prevent warning when compiling in an Emacs without gpm support.
(declare-function gpm-mouse-start "term.c" ())
-;;;###autoload
-(define-obsolete-function-alias 't-mouse-mode 'gpm-mouse-mode "23.1")
-;;;###autoload
-(define-minor-mode gpm-mouse-mode
- "Toggle gpm-mouse mode to use the mouse in GNU/Linux consoles.
-With prefix arg, turn gpm-mouse mode on if arg is positive,
-otherwise turn it off.
-
-This allows the use of the mouse when operating on a GNU/Linux console,
-in the same way as you can use the mouse under X11.
-It relies on the `gpm' daemon being activated."
- :global t :group 'mouse
+(defun gpm-mouse-enable ()
+ "Try to enable gpm mouse support on the current terminal."
(let ((activated nil))
(unwind-protect
(progn
(error "Emacs must be built with Gpm to use this mode"))
(when gpm-mouse-mode
(gpm-mouse-start)
+ (set-terminal-parameter nil 'gpm-mouse-active t)
(setq activated t)))
- ;; If the user asked to turn it off do that.
;; If something failed to turn it on, try to turn it off as well,
;; just in case.
- (when (and (fboundp 'gpm-mouse-stop) (not activated))
- (setq gpm-mouse-mode nil)
- (gpm-mouse-stop)))))
+ (unless activated (gpm-mouse-disable)))))
+
+(defun gpm-mouse-disable ()
+ "Try to disable gpm mouse support on the current terminal."
+ (when (fboundp 'gpm-mouse-stop)
+ (gpm-mouse-stop))
+ (set-terminal-parameter nil 'gpm-mouse-active nil))
+
+;;;###autoload
+(define-obsolete-function-alias 't-mouse-mode 'gpm-mouse-mode "23.1")
+;;;###autoload
+(define-minor-mode gpm-mouse-mode
+ "Toggle mouse support in GNU/Linux consoles (GPM Mouse mode).
+With a prefix argument ARG, enable GPM Mouse mode if ARG is
+positive, and disable it otherwise. If called from Lisp, enable
+the mode if ARG is omitted or nil.
+
+This allows the use of the mouse when operating on a GNU/Linux console,
+in the same way as you can use the mouse under X11.
+It relies on the `gpm' daemon being activated.
+
+Note that when `gpm-mouse-mode' is enabled, you cannot use the
+mouse to transfer text between Emacs and other programs which use
+GPM. This is due to limitations in GPM and the Linux kernel."
+ :global t :group 'mouse :init-value t
+ (dolist (terminal (terminal-list))
+ (when (and (eq t (terminal-live-p terminal))
+ (not (eq gpm-mouse-mode
+ (terminal-parameter terminal 'gpm-mouse-active))))
+ ;; Simulate selecting a terminal by selecting one of its frames ;-(
+ (with-selected-frame (car (frames-on-display-list terminal))
+ (if gpm-mouse-mode (gpm-mouse-enable) (gpm-mouse-disable))))))
(provide 't-mouse)
-;; arch-tag: a63163b3-bfbe-4eb2-ab4f-201cd164b05d
;;; t-mouse.el ends here