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1 | ;;; sun-keys.el --- support for Sun function keys |
2 | ||
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3 | ;; Author: Ian G. Batten <batten@uk.ac.bham.multics> |
4 | ;; Last-Modified: 30 May 1992 | |
d7b4d18f | 5 | ;; Keywords: terminals |
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6 | |
7 | ;;; Copyright (C) 1986 Free Software Foundation, Inc. | |
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8 | ;;; |
9 | ;;; This file is part of GNU Emacs. | |
10 | ||
11 | ;; GNU Emacs is free software; you can redistribute it and/or modify | |
12 | ;; it under the terms of the GNU General Public License as published by | |
e5167999 | 13 | ;; the Free Software Foundation; either version 2, or (at your option) |
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14 | ;; any later version. |
15 | ||
16 | ;; GNU Emacs is distributed in the hope that it will be useful, | |
17 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
18 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
19 | ;; GNU General Public License for more details. | |
20 | ||
21 | ;; You should have received a copy of the GNU General Public License | |
22 | ;; along with GNU Emacs; see the file COPYING. If not, write to | |
23 | ;; the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. | |
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24 | |
25 | ;;; Commentary: | |
26 | ||
27 | ;;; Support (cleanly) for Sun function keys. Provides help facilities, | |
28 | ;;; better diagnostics, etc. | |
0d20f9a0 | 29 | ;;; |
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30 | ;;; To use: make sure your .ttyswrc binds 'F1' to <ESC> * F1 <CR> and so on. |
31 | ;;; load this lot from your start_up | |
32 | ||
33 | ;;; Code: | |
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34 | |
35 | (defun sun-function-keys-dispatch (arg) | |
36 | "Dispatcher for function keys." | |
37 | (interactive "p") | |
38 | (let* ((key-stroke (read t)) | |
39 | (command (assq key-stroke sun-function-keys-command-list))) | |
40 | (cond (command (funcall (cdr command) arg)) | |
41 | (t (error "Unbound function key %s" key-stroke))))) | |
42 | ||
43 | (defvar sun-function-keys-command-list | |
44 | '((F1 . sun-function-keys-describe-bindings) | |
45 | (R8 . previous-line) ; arrow keys | |
46 | (R10 . backward-char) | |
47 | (R12 . forward-char) | |
48 | (R14 . next-line))) | |
49 | ||
50 | (defun sun-function-keys-bind-key (arg1 arg2) | |
51 | "Bind a specified key." | |
52 | (interactive "xFunction Key Cap Label: | |
53 | CCommand To Use:") | |
54 | (setq sun-function-keys-command-list | |
55 | (cons (cons arg1 arg2) sun-function-keys-command-list))) | |
56 | ||
57 | (defun sun-function-keys-describe-bindings (arg) | |
58 | "Describe the function key bindings we're running" | |
59 | (interactive) | |
60 | (with-output-to-temp-buffer "*Help*" | |
61 | (sun-function-keys-write-bindings | |
62 | (sort (copy-sequence sun-function-keys-command-list) | |
63 | '(lambda (x y) (string-lessp (car x) (car y))))))) | |
64 | ||
65 | (defun sun-function-keys-write-bindings (list) | |
66 | (cond ((null list) | |
67 | t) | |
68 | (t | |
69 | (princ (format "%s: %s\n" | |
70 | (car (car list)) | |
71 | (cdr (car list)))) | |
72 | (sun-function-keys-write-bindings (cdr list))))) | |
73 | ||
74 | (global-set-key "\e*" 'sun-function-keys-dispatch) | |
75 | ||
76 | (make-variable-buffer-local 'sun-function-keys-command-list) | |
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77 | |
78 | ;;; sun-keys.el ends here |