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1 | ;;; widget.el --- a library of user interface components. |
2 | ;; | |
3 | ;; Copyright (C) 1996, 1997 Free Software Foundation, Inc. | |
4 | ;; | |
5 | ;; Author: Per Abrahamsen <abraham@dina.kvl.dk> | |
6 | ;; Keywords: help, extensions, faces, hypermedia | |
bd042c03 | 7 | ;; Version: 1.84 |
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8 | ;; X-URL: http://www.dina.kvl.dk/~abraham/custom/ |
9 | ||
c2383d2d RS |
10 | ;; This file is part of GNU Emacs. |
11 | ||
12 | ;; GNU Emacs is free software; you can redistribute it and/or modify | |
13 | ;; it under the terms of the GNU General Public License as published by | |
14 | ;; the Free Software Foundation; either version 2, or (at your option) | |
15 | ;; any later version. | |
16 | ||
17 | ;; GNU Emacs is distributed in the hope that it will be useful, | |
18 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
19 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
20 | ;; GNU General Public License for more details. | |
21 | ||
22 | ;; You should have received a copy of the GNU General Public License | |
23 | ;; along with GNU Emacs; see the file COPYING. If not, write to the | |
24 | ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
25 | ;; Boston, MA 02111-1307, USA. | |
26 | ||
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27 | ;;; Commentary: |
28 | ;; | |
29 | ;; If you want to use this code, please visit the URL above. | |
30 | ;; | |
31 | ;; This file only contain the code needed to define new widget types. | |
32 | ;; Everything else is autoloaded from `wid-edit.el'. | |
33 | ||
34 | ;;; Code: | |
35 | ||
36 | (eval-when-compile (require 'cl)) | |
37 | ||
38 | (defmacro define-widget-keywords (&rest keys) | |
39 | (` | |
40 | (eval-and-compile | |
41 | (let ((keywords (quote (, keys)))) | |
42 | (while keywords | |
43 | (or (boundp (car keywords)) | |
44 | (set (car keywords) (car keywords))) | |
45 | (setq keywords (cdr keywords))))))) | |
46 | ||
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47 | (define-widget-keywords :text-format :deactivate :active :inactive |
48 | :activate :sibling-args :delete-button-args | |
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49 | :insert-button-args :append-button-args :button-args |
50 | :tag-glyph :off-glyph :on-glyph :valid-regexp | |
51 | :secret :sample-face :sample-face-get :case-fold :widget-doc | |
52 | :create :convert-widget :format :value-create :offset :extra-offset | |
53 | :tag :doc :from :to :args :value :value-from :value-to :action | |
54 | :value-set :value-delete :match :parent :delete :menu-tag-get | |
55 | :value-get :choice :void :menu-tag :on :off :on-type :off-type | |
56 | :notify :entry-format :button :children :buttons :insert-before | |
57 | :delete-at :format-handler :widget :value-pos :value-to-internal | |
58 | :indent :size :value-to-external :validate :error :directory | |
59 | :must-match :type-error :value-inline :inline :match-inline :greedy | |
60 | :button-face-get :button-face :value-face :keymap :entry-from | |
61 | :entry-to :help-echo :documentation-property :hide-front-space | |
62 | :hide-rear-space :tab-order) | |
63 | ||
64 | ;; These autoloads should be deleted when the file is added to Emacs. | |
65 | (unless (fboundp 'load-gc) | |
66 | (autoload 'widget-apply "wid-edit") | |
67 | (autoload 'widget-create "wid-edit") | |
68 | (autoload 'widget-insert "wid-edit") | |
69 | (autoload 'widget-browse "wid-browse" nil t) | |
bd042c03 | 70 | (autoload 'widget-browse-other-window "wid-browse" nil t) |
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71 | (autoload 'widget-browse-at "wid-browse" nil t)) |
72 | ||
73 | (defun define-widget (name class doc &rest args) | |
74 | "Define a new widget type named NAME from CLASS. | |
75 | ||
76 | NAME and CLASS should both be symbols, CLASS should be one of the | |
77 | existing widget types, or nil to create the widget from scratch. | |
78 | ||
79 | After the new widget has been defined, the following two calls will | |
80 | create identical widgets: | |
81 | ||
82 | * (widget-create NAME) | |
83 | ||
84 | * (apply 'widget-create CLASS ARGS) | |
85 | ||
86 | The third argument DOC is a documentation string for the widget." | |
87 | (put name 'widget-type (cons class args)) | |
88 | (put name 'widget-documentation doc)) | |
89 | ||
90 | ;;; The End. | |
91 | ||
92 | (provide 'widget) | |
93 | ||
94 | ;; widget.el ends here |