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1 | ;;; sun-curs.el --- cursor definitions for Sun windows |
2 | ||
3 | ;; Copyright (C) 1987 Free Software Foundation, Inc. | |
4 | ||
5 | ;; Author: Jeff Peck <peck@sun.com> | |
6 | ;; Keywords: hardware | |
7 | ||
8 | ;; This file is part of GNU Emacs. | |
9 | ||
10 | ;; GNU Emacs 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 | ;; GNU Emacs 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 | ;;; Commentary: | |
26 | ||
27 | ;;; Code: | |
28 | ||
29 | ;;; | |
30 | ;;; Added some more cursors and moved the hot spots | |
31 | ;;; Cursor defined by 16 pairs of 16-bit numbers | |
32 | ;;; | |
33 | ;;; 9-dec-86 Jeff Peck, Sun Microsystems Inc. <peck@sun.com> | |
34 | ||
35 | (eval-when-compile (require 'cl)) | |
36 | (require 'sun-fns) | |
37 | ||
38 | (eval-and-compile | |
39 | (defvar sc::cursors nil "List of known cursors")) | |
40 | ||
41 | (defmacro defcursor (name x y string) | |
a1506d29 | 42 | (if (not (memq name sc::cursors)) |
c0551649 GM |
43 | (setq sc::cursors (cons name sc::cursors))) |
44 | (list 'defconst name (list 'vector x y string))) | |
45 | ||
46 | ;;; push should be defined in common lisp, but if not use this: | |
47 | ;(defmacro push (v l) | |
48 | ; "The ITEM is evaluated and consed onto LIST, a list-valued atom" | |
49 | ; (list 'setq l (list 'cons v l))) | |
50 | ||
51 | ;;; | |
52 | ;;; The standard default cursor | |
53 | ;;; | |
54 | (defcursor sc:right-arrow 15 0 | |
55 | (concat '(0 1 0 3 0 7 0 15 0 31 0 63 0 127 0 15 | |
56 | 0 27 0 25 0 48 0 48 0 96 0 96 0 192 0 192))) | |
57 | ||
58 | ;;(sc:set-cursor sc:right-arrow) | |
59 | ||
60 | (defcursor sc:fat-left-arrow 0 8 | |
61 | (concat '(1 0 3 0 7 0 15 0 31 0 63 255 127 255 255 255 | |
62 | 255 255 127 255 63 255 31 0 15 0 7 0 3 0 1 0))) | |
63 | ||
64 | (defcursor sc:box 8 8 | |
65 | (concat '(15 252 8 4 8 4 8 4 8 4 8 4 8 4 8 4 | |
66 | 8 132 8 4 8 4 8 4 8 4 8 4 8 4 15 252))) | |
67 | ||
68 | (defcursor sc:hourglass 8 8 | |
69 | (concat "\177\376\100\002\040\014\032\070" | |
70 | "\017\360\007\340\003\300\001\200" | |
71 | "\001\200\002\100\005\040\010\020" | |
72 | "\021\210\043\304\107\342\177\376")) | |
73 | ||
74 | (defun sc:set-cursor (icon) | |
75 | "Change the Sun mouse cursor to ICON. | |
76 | If ICON is nil, switch to the system default cursor, | |
77 | Otherwise, ICON should be a vector or the name of a vector of [x y 32-chars]" | |
78 | (interactive "XIcon Name: ") | |
79 | (if (symbolp icon) (setq icon (symbol-value icon))) | |
80 | (sun-change-cursor-icon icon)) | |
81 | ||
82 | (make-local-variable '*edit-icon*) | |
83 | (make-variable-buffer-local 'icon-edit) | |
84 | (setq-default icon-edit nil) | |
85 | (or (assq 'icon-edit minor-mode-alist) | |
86 | (push '(icon-edit " IconEdit") minor-mode-alist)) | |
87 | ||
88 | (defun sc:edit-cursor (icon) | |
89 | "convert icon to rectangle, edit, and repack" | |
90 | (interactive "XIcon Name: ") | |
91 | (if (not icon) (setq icon (sc::menu-choose-cursor (selected-window) 1 1))) | |
92 | (if (symbolp icon) (setq icon (symbol-value icon))) | |
93 | (if (get-buffer "icon-edit") (kill-buffer "icon-edit")) | |
94 | (switch-to-buffer "icon-edit") | |
95 | (local-set-mouse '(text right) 'sc::menu-function) | |
96 | (local-set-mouse '(text left) '(sc::pic-ins-at-mouse 32)) | |
97 | (local-set-mouse '(text middle) '(sc::pic-ins-at-mouse 64)) | |
98 | (local-set-mouse '(text left middle) 'sc::hotspot) | |
99 | (sc::display-icon icon) | |
100 | (picture-mode) | |
101 | (setq icon-edit t) ; for mode line display | |
102 | ) | |
103 | \f | |
104 | (defun sc::pic-ins-at-mouse (char) | |
105 | "Picture insert char at mouse location" | |
106 | (mouse-move-point *mouse-window* (min 15 *mouse-x*) (min 15 *mouse-y*)) | |
107 | (move-to-column (1+ (min 15 (current-column))) t) | |
108 | (delete-char -1) | |
109 | (insert char) | |
110 | (sc::goto-hotspot)) | |
a1506d29 | 111 | |
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112 | (defun sc::menu-function (window x y) |
113 | (sun-menu-evaluate window (1+ x) y sc::menu)) | |
114 | ||
115 | (defmenu sc::menu | |
116 | ("Cursor Menu") | |
117 | ("Pack & Use" sc::pack-buffer-to-cursor) | |
a1506d29 | 118 | ("Pack to Icon" sc::pack-buffer-to-icon |
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119 | (sc::menu-choose-cursor *menu-window* *menu-x* *menu-y*)) |
120 | ("New Icon" call-interactively 'sc::make-cursor) | |
a1506d29 | 121 | ("Edit Icon" sc:edit-cursor |
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122 | (sc::menu-choose-cursor *menu-window* *menu-x* *menu-y*)) |
123 | ("Set Cursor" sc:set-cursor | |
a1506d29 | 124 | (sc::menu-choose-cursor *menu-window* *menu-x* *menu-y*)) |
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125 | ("Reset Cursor" sc:set-cursor nil) |
126 | ("Help" sc::edit-icon-help-menu) | |
127 | ("Quit" sc::quit-edit) | |
128 | ) | |
129 | ||
130 | (defun sc::quit-edit () | |
131 | (interactive) | |
132 | (bury-buffer (current-buffer)) | |
133 | (switch-to-buffer (other-buffer) 'no-record)) | |
134 | ||
135 | (defun sc::make-cursor (symbol) | |
136 | (interactive "SIcon Name: ") | |
137 | (eval (list 'defcursor symbol 0 0 "")) | |
138 | (sc::pack-buffer-to-icon (symbol-value symbol))) | |
139 | ||
140 | (defmenu sc::edit-icon-help-menu | |
141 | ("Simple Icon Editor") | |
142 | ("Left => CLEAR") | |
143 | ("Middle => SET") | |
144 | ("L & M => HOTSPOT") | |
145 | ("Right => MENU")) | |
146 | ||
147 | (defun sc::edit-icon-help () | |
148 | (message "Left=> CLEAR Middle=> SET Left+Middle=> HOTSPOT Right=> MENU")) | |
149 | ||
150 | (defun sc::pack-buffer-to-cursor () | |
151 | (sc::pack-buffer-to-icon *edit-icon*) | |
152 | (sc:set-cursor *edit-icon*)) | |
153 | ||
154 | (defun sc::menu-choose-cursor (window x y) | |
155 | "Presents a menu of cursor names, and returns one or nil" | |
a1506d29 | 156 | (let ((curs sc::cursors) |
c0551649 GM |
157 | (items)) |
158 | (while curs | |
159 | (push (sc::menu-item-for-cursor (car curs)) items) | |
160 | (setq curs (cdr curs))) | |
161 | (push (list "Choose Cursor") items) | |
162 | (setq menu (menu-create items)) | |
163 | (sun-menu-evaluate window x y menu))) | |
164 | ||
165 | (defun sc::menu-item-for-cursor (cursor) | |
166 | "apply function to selected cursor" | |
167 | (list (symbol-name cursor) 'quote cursor)) | |
168 | ||
169 | (defun sc::hotspot (window x y) | |
170 | (aset *edit-icon* 0 x) | |
171 | (aset *edit-icon* 1 y) | |
172 | (sc::goto-hotspot)) | |
173 | ||
174 | (defun sc::goto-hotspot () | |
175 | (goto-line (1+ (aref *edit-icon* 1))) | |
176 | (move-to-column (aref *edit-icon* 0))) | |
177 | ||
178 | (defun sc::display-icon (icon) | |
179 | (setq *edit-icon* (copy-sequence icon)) | |
180 | (let ((string (aref *edit-icon* 2)) | |
181 | (index 0)) | |
182 | (while (< index 32) | |
183 | (let ((char (aref string index)) | |
184 | (bit 128)) | |
185 | (while (> bit 0) | |
186 | (insert (sc::char-at-bit char bit)) | |
187 | (setq bit (lsh bit -1)))) | |
188 | (if (eq 1 (% index 2)) (newline)) | |
189 | (setq index (1+ index)))) | |
190 | (sc::goto-hotspot)) | |
191 | ||
192 | (defun sc::char-at-bit (char bit) | |
193 | (if (> (logand char bit) 0) "@" " ")) | |
194 | ||
195 | (defun sc::pack-buffer-to-icon (icon) | |
196 | "Pack 16 x 16 field into icon string" | |
197 | (goto-char (point-min)) | |
198 | (aset icon 0 (aref *edit-icon* 0)) | |
199 | (aset icon 1 (aref *edit-icon* 1)) | |
200 | (aset icon 2 (mapconcat 'sc::pack-one-line "1234567890123456" "")) | |
201 | (sc::goto-hotspot) | |
202 | ) | |
a1506d29 | 203 | |
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204 | (defun sc::pack-one-line (dummy) |
205 | (let* (char chr1 chr2) | |
206 | (setq char 0 chr1 (mapconcat 'sc::pack-one-char "12345678" "") chr1 char) | |
207 | (setq char 0 chr2 (mapconcat 'sc::pack-one-char "12345678" "") chr2 char) | |
208 | (forward-line 1) | |
209 | (concat (char-to-string chr1) (char-to-string chr2)) | |
210 | )) | |
211 | ||
212 | (defun sc::pack-one-char (dummy) | |
213 | "pack following char into char, unless eolp" | |
214 | (if (or (eolp) (char-equal (following-char) 32)) | |
a1506d29 | 215 | (setq char (lsh char 1)) |
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216 | (setq char (1+ (lsh char 1)))) |
217 | (if (not (eolp))(forward-char))) | |
218 | ||
219 | (provide 'sun-curs) | |
220 | ||
221 | ;;; sun-curs.el ends here |