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Annotation of 43BSDReno/contrib/emacs-18.55/lisp/sun-cursors.el, revision 1.1

1.1     ! root        1: ;; Cursor definitions for Sun windows
        !             2: ;; Copyright (C) 1987 Free Software Foundation, Inc.
        !             3: 
        !             4: ;; This file is part of GNU Emacs.
        !             5: 
        !             6: ;; GNU Emacs is distributed in the hope that it will be useful,
        !             7: ;; but WITHOUT ANY WARRANTY.  No author or distributor
        !             8: ;; accepts responsibility to anyone for the consequences of using it
        !             9: ;; or for whether it serves any particular purpose or works at all,
        !            10: ;; unless he says so in writing.  Refer to the GNU Emacs General Public
        !            11: ;; License for full details.
        !            12: 
        !            13: ;; Everyone is granted permission to copy, modify and redistribute
        !            14: ;; GNU Emacs, but only under the conditions described in the
        !            15: ;; GNU Emacs General Public License.   A copy of this license is
        !            16: ;; supposed to have been given to you along with GNU Emacs so you
        !            17: ;; can know your rights and responsibilities.  It should be in a
        !            18: ;; file named COPYING.  Among other things, the copyright notice
        !            19: ;; and this notice must be preserved on all copies.
        !            20: 
        !            21: ;;;
        !            22: ;;; Added some more cursors and moved the hot spots
        !            23: ;;; Cursor defined by 16 pairs of 16-bit numbers
        !            24: ;;;
        !            25: ;;; 9-dec-86 Jeff Peck, Sun Microsystems Inc. <[email protected]>
        !            26: 
        !            27: (provide 'sm-cursors)
        !            28: 
        !            29: (defvar sc::cursors nil "List of known cursors")
        !            30: 
        !            31: (defmacro defcursor (name x y string)
        !            32:   (if (not (memq name sc::cursors)) 
        !            33:       (setq sc::cursors (cons name sc::cursors)))
        !            34:   (list 'defconst name (list 'vector x y string)))
        !            35: 
        !            36: ;;; push should be defined in common lisp, but if not use this:
        !            37: ;(defmacro push (v l)
        !            38: ;  "The ITEM is evaluated and consed onto LIST, a list-valued atom"
        !            39: ;  (list 'setq l (list 'cons v l)))
        !            40: 
        !            41: ;;;
        !            42: ;;; The standard default cursor
        !            43: ;;;
        !            44: (defcursor sc:right-arrow 15 0
        !            45:   (concat '(0 1 0 3 0 7 0 15 0 31 0 63 0 127 0 15
        !            46:              0 27 0 25 0 48 0 48 0 96 0 96 0 192 0 192)))
        !            47: 
        !            48: ;;(sc:set-cursor sc:right-arrow)
        !            49: 
        !            50: (defcursor sc:fat-left-arrow 0 8
        !            51:   (concat '(1 0 3 0 7 0 15 0 31 0 63 255 127 255 255 255
        !            52:              255 255 127 255 63 255 31 0 15 0 7 0 3 0 1 0)))
        !            53: 
        !            54: (defcursor sc:box 8 8
        !            55:   (concat '(15 252 8 4 8 4 8 4 8 4 8 4 8 4 8 4
        !            56:               8 132 8 4 8 4 8 4 8 4 8 4 8 4 15 252)))
        !            57: 
        !            58: (defcursor sc:hourglass 8 8
        !            59:   (concat "\177\376\100\002\040\014\032\070"
        !            60:          "\017\360\007\340\003\300\001\200"
        !            61:          "\001\200\002\100\005\040\010\020"
        !            62:          "\021\210\043\304\107\342\177\376"))
        !            63: 
        !            64: (defun sc:set-cursor (icon)
        !            65:   "Change the Sun mouse cursor to ICON.
        !            66: If ICON is nil, switch to the system default cursor,
        !            67: Otherwise, ICON should be a vector or the name of a vector of [x y 32-chars]"
        !            68:   (interactive "XIcon Name: ")
        !            69:   (if (symbolp icon) (setq icon (symbol-value icon)))
        !            70:   (sun-change-cursor-icon icon))
        !            71: 
        !            72: (make-local-variable '*edit-icon*)
        !            73: (make-variable-buffer-local 'icon-edit)
        !            74: (setq-default icon-edit nil)
        !            75: (or (assq 'icon-edit minor-mode-alist)
        !            76:     (push '(icon-edit " IconEdit") minor-mode-alist))
        !            77: 
        !            78: (defun sc:edit-cursor (icon)
        !            79:   "convert icon to rectangle, edit, and repack"
        !            80:   (interactive "XIcon Name: ")
        !            81:   (if (not icon) (setq icon (sc::menu-choose-cursor (selected-window) 1 1)))
        !            82:   (if (symbolp icon) (setq icon (symbol-value icon)))
        !            83:   (if (get-buffer "icon-edit") (kill-buffer "icon-edit"))
        !            84:   (switch-to-buffer "icon-edit")
        !            85:   (local-set-mouse '(text right) 'sc::menu-function)
        !            86:   (local-set-mouse '(text left) '(sc::pic-ins-at-mouse 32))
        !            87:   (local-set-mouse '(text middle) '(sc::pic-ins-at-mouse 64))
        !            88:   (local-set-mouse '(text left middle) 'sc::hotspot)
        !            89:   (sc::display-icon icon)
        !            90:   (picture-mode)
        !            91:   (setq icon-edit t)   ; for mode line display
        !            92: )
        !            93: 
        !            94: (defun sc::pic-ins-at-mouse (char)
        !            95:   "Picture insert char at mouse location"
        !            96:   (mouse-move-point *mouse-window* (min 15 *mouse-x*) (min 15 *mouse-y*))
        !            97:   (move-to-column-force (1+ (min 15 (current-column))))
        !            98:   (delete-char -1)
        !            99:   (insert char)
        !           100:   (sc::goto-hotspot))
        !           101:     
        !           102: (defun sc::menu-function (window x y)
        !           103:   (sun-menu-evaluate window (1+ x) y sc::menu))
        !           104: 
        !           105: (defmenu sc::menu
        !           106:   ("Cursor Menu")
        !           107:   ("Pack & Use" sc::pack-buffer-to-cursor)
        !           108:   ("Pack to Icon" sc::pack-buffer-to-icon 
        !           109:                  (sc::menu-choose-cursor *menu-window* *menu-x* *menu-y*))
        !           110:   ("New Icon" call-interactively 'sc::make-cursor)
        !           111:   ("Edit Icon" sc:edit-cursor 
        !           112:               (sc::menu-choose-cursor *menu-window* *menu-x* *menu-y*))
        !           113:   ("Set Cursor" sc:set-cursor
        !           114:                (sc::menu-choose-cursor *menu-window* *menu-x* *menu-y*)) 
        !           115:   ("Reset Cursor" sc:set-cursor nil)
        !           116:   ("Help". sc::edit-icon-help-menu)
        !           117:   ("Quit" sc::quit-edit)
        !           118:   )
        !           119: 
        !           120: (defun sc::quit-edit ()
        !           121:   (interactive)
        !           122:   (bury-buffer (current-buffer))
        !           123:   (switch-to-buffer (other-buffer) 'no-record))
        !           124: 
        !           125: (defun sc::make-cursor (symbol)
        !           126:   (interactive "SIcon Name: ")
        !           127:   (eval (list 'defcursor symbol 0 0 ""))
        !           128:   (sc::pack-buffer-to-icon (symbol-value symbol)))
        !           129: 
        !           130: (defmenu sc::edit-icon-help-menu
        !           131:   ("Simple Icon Editor")
        !           132:   ("Left     => CLEAR")
        !           133:   ("Middle   => SET")
        !           134:   ("L & M    => HOTSPOT")
        !           135:   ("Right    => MENU"))
        !           136: 
        !           137: (defun sc::edit-icon-help ()
        !           138:   (message "Left=> CLEAR  Middle=> SET  Left+Middle=> HOTSPOT  Right=> MENU"))
        !           139: 
        !           140: (defun sc::pack-buffer-to-cursor ()
        !           141:     (sc::pack-buffer-to-icon *edit-icon*)
        !           142:     (sc:set-cursor *edit-icon*))
        !           143: 
        !           144: (defun sc::menu-choose-cursor (window x y)
        !           145:   "Presents a menu of cursor names, and returns one or nil"
        !           146:   (let ((curs sc::cursors) 
        !           147:        (items))
        !           148:     (while curs
        !           149:       (push (sc::menu-item-for-cursor (car curs)) items)
        !           150:       (setq curs (cdr curs)))
        !           151:     (push (list "Choose Cursor") items)
        !           152:     (setq menu (menu-create items))
        !           153:     (sun-menu-evaluate window x y menu)))
        !           154: 
        !           155: (defun sc::menu-item-for-cursor (cursor)
        !           156:   "apply function to selected cursor"
        !           157:   (list (symbol-name cursor) 'quote cursor))
        !           158: 
        !           159: (defun sc::hotspot (window x y)
        !           160:   (aset *edit-icon* 0 x)
        !           161:   (aset *edit-icon* 1 y)
        !           162:   (sc::goto-hotspot))
        !           163: 
        !           164: (defun sc::goto-hotspot ()
        !           165:   (goto-line (1+ (aref *edit-icon* 1)))
        !           166:   (move-to-column (aref *edit-icon* 0)))
        !           167: 
        !           168: (defun sc::display-icon (icon)
        !           169:   (setq *edit-icon* (copy-sequence icon))
        !           170:   (let ((string (aref *edit-icon* 2))
        !           171:        (index 0))
        !           172:     (while (< index 32)
        !           173:       (let ((char (aref string index))
        !           174:            (bit 128))
        !           175:        (while (> bit 0)
        !           176:          (insert (sc::char-at-bit char bit))
        !           177:          (setq bit (lsh bit -1))))
        !           178:       (if (eq 1 (mod index 2)) (newline))
        !           179:       (setq index (1+ index))))
        !           180:   (sc::goto-hotspot))
        !           181: 
        !           182: (defun sc::char-at-bit (char bit)
        !           183:   (if (> (logand char bit) 0) "@" " "))
        !           184: 
        !           185: (defun sc::pack-buffer-to-icon (icon)
        !           186:   "Pack 16 x 16 field into icon string"
        !           187:   (goto-char (point-min))
        !           188:   (aset icon 0 (aref *edit-icon* 0))
        !           189:   (aset icon 1 (aref *edit-icon* 1))
        !           190:   (aset icon 2 (mapconcat 'sc::pack-one-line "1234567890123456" ""))
        !           191:   (sc::goto-hotspot)
        !           192:   )
        !           193:   
        !           194: (defun sc::pack-one-line (dummy)
        !           195:   (let* (char chr1 chr2)
        !           196:     (setq char 0 chr1 (mapconcat 'sc::pack-one-char "12345678" "") chr1 char)
        !           197:     (setq char 0 chr2 (mapconcat 'sc::pack-one-char "12345678" "") chr2 char)
        !           198:     (forward-line 1)
        !           199:     (concat (char-to-string chr1) (char-to-string chr2))
        !           200:     ))
        !           201: 
        !           202: (defun sc::pack-one-char (dummy)
        !           203:   "pack following char into char, unless eolp"
        !           204:   (if (or (eolp) (char-equal (following-char) 32))
        !           205:       (setq char (lsh char 1)) 
        !           206:     (setq char (1+ (lsh char 1))))
        !           207:   (if (not (eolp))(forward-char)))
        !           208: 

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