Mercurial > hg > xemacs-beta
comparison lisp/gpm.el @ 398:74fd4e045ea6 r21-2-29
Import from CVS: tag r21-2-29
| author | cvs |
|---|---|
| date | Mon, 13 Aug 2007 11:13:30 +0200 |
| parents | |
| children | abe6d1db359e |
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| 397:f4aeb21a5bad | 398:74fd4e045ea6 |
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| 1 ;;; gpm.el --- Support the mouse when emacs run on a Linux console. | |
| 2 | |
| 3 ;; Copyright (C) 1999 Free Software Foundation | |
| 4 | |
| 5 ;; Author: William Perry <wmperry@gnu.org> | |
| 6 ;; Keywords: mouse, terminals | |
| 7 | |
| 8 ;; This file is part of XEmacs. | |
| 9 | |
| 10 ;; XEmacs is free software; you can redistribute it and/or modify | |
| 11 ;; it under the terms of the GNU General Public License as published by | |
| 12 ;; the Free Software Foundation; either version 2, or (at your option) | |
| 13 ;; any later version. | |
| 14 | |
| 15 ;; XEmacs is distributed in the hope that it will be useful, | |
| 16 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 17 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 18 ;; GNU General Public License for more details. | |
| 19 | |
| 20 ;; You should have received a copy of the GNU General Public License | |
| 21 ;; along with GNU Emacs; see the file COPYING. If not, write to the | |
| 22 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
| 23 ;; Boston, MA 02111-1307, USA. | |
| 24 | |
| 25 (defvar gpm-enabled-devices (make-hash-table :test 'eq | |
| 26 :size 13 | |
| 27 :weakness 'key) | |
| 28 "A hash table of devices with GPM currently turned on.") | |
| 29 | |
| 30 (defun gpm-mode (&optional arg device) | |
| 31 "Toggle GPM mouse mode. | |
| 32 With prefix arg, turn GPM mouse mode on if and only if arg is positive." | |
| 33 (interactive (list current-prefix-arg (selected-device))) | |
| 34 (cond | |
| 35 ((null arg) ; Toggle | |
| 36 (if (gethash device gpm-enabled-devices) | |
| 37 (progn | |
| 38 (gpm-enable device nil) | |
| 39 (remhash device gpm-enabled-devices)) | |
| 40 (gpm-enable device t) | |
| 41 (puthash device t gpm-enabled-devices))) | |
| 42 ((> arg 0) ; Turn on | |
| 43 (gpm-enable device t) | |
| 44 (puthash device t gpm-enabled-devices)) | |
| 45 ((gethash device gpm-enabled-devices) ; Turn off | |
| 46 (gpm-enable device nil) | |
| 47 (remhash device gpm-enabled-devices)))) | |
| 48 | |
| 49 (defun turn-on-gpm-mouse-tracking (&optional device) | |
| 50 ;; Enable mouse tracking on linux console | |
| 51 (gpm-mode 5 device)) | |
| 52 | |
| 53 (defun turn-off-gpm-mouse-tracking (&optional device) | |
| 54 ;; Disable mouse tracking on linux console | |
| 55 (gpm-mode -5 device)) | |
| 56 | |
| 57 (defun gpm-create-device-hook (device) | |
| 58 (if (and (not noninteractive) ; Don't want to do this in batch mode | |
| 59 (fboundp 'gpm-enable) ; Must have C-level GPM support | |
| 60 (eq system-type 'linux) ; Must be running linux | |
| 61 (eq (device-type device) 'tty) ; on a tty | |
| 62 (equal "linux" (console-tty-terminal-type ; an a linux terminal type | |
| 63 (device-console device)))) | |
| 64 (turn-on-gpm-mouse-tracking device))) | |
| 65 | |
| 66 (defun gpm-delete-device-hook (device) | |
| 67 (if (and (not noninteractive) ; Don't want to do this in batch mode | |
| 68 (fboundp 'gpm-enable) ; Must have C-level GPM support | |
| 69 (eq system-type 'linux) ; Must be running linux | |
| 70 (eq (device-type device) 'tty) ; on a tty | |
| 71 (equal "linux" (console-tty-terminal-type ; an a linux terminal type | |
| 72 (device-console device)))) | |
| 73 (turn-off-gpm-mouse-tracking device))) | |
| 74 | |
| 75 ;; Restore normal mouse behaviour outside Emacs | |
| 76 | |
| 77 (add-hook 'suspend-hook 'turn-off-gpm-mouse-tracking) | |
| 78 (add-hook 'suspend-resume-hook 'turn-on-gpm-mouse-tracking) | |
| 79 (add-hook 'create-device-hook 'gpm-create-device-hook) | |
| 80 (add-hook 'delete-device-hook 'gpm-delete-device-hook) | |
| 81 | |
| 82 (provide 'gpm) |