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93 lines
3.4 KiB
EmacsLisp
93 lines
3.4 KiB
EmacsLisp
;;; widget.el --- a library of user interface components.
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;;
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;; Copyright (C) 1996, 1997 Free Software Foundation, Inc.
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;;
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;; Author: Per Abrahamsen <abraham@dina.kvl.dk>
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;; Keywords: help, extensions, faces, hypermedia
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;; Version: 1.9920
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;; X-URL: http://www.dina.kvl.dk/~abraham/custom/
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;; This file is part of GNU Emacs.
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;; GNU Emacs is free software; you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation; either version 2, or (at your option)
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;; any later version.
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;; GNU Emacs is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with GNU Emacs; see the file COPYING. If not, write to the
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;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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;; Boston, MA 02111-1307, USA.
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;;; Commentary:
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;;
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;; If you want to use this code, please visit the URL above.
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;;
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;; This file only contain the code needed to define new widget types.
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;; Everything else is autoloaded from `wid-edit.el'.
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;;; Code:
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(eval-when-compile (require 'cl))
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(defmacro define-widget-keywords (&rest keys)
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;; Don't use backquote, since that makes trouble trying to
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;; re-bootstrap from just the .el files.
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(list 'eval-and-compile
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(list 'let (list (list 'keywords (list 'quote keys)))
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(list 'while 'keywords
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(list 'or (list 'boundp (list 'car 'keywords))
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(list 'set (list 'car 'keywords) (list 'car 'keywords)))
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(list 'setq 'keywords (list 'cdr 'keywords))))))
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(define-widget-keywords :documentation-indent
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:complete-function :complete :button-overlay
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:field-overlay
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:documentation-shown :button-prefix
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:button-suffix :mouse-down-action :glyph-up :glyph-down :glyph-inactive
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:prompt-internal :prompt-history :prompt-match
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:prompt-value :deactivate :active
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:inactive :activate :sibling-args :delete-button-args
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:insert-button-args :append-button-args :button-args
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:tag-glyph :off-glyph :on-glyph :valid-regexp
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:secret :sample-face :sample-face-get :case-fold
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:create :convert-widget :format :value-create :offset :extra-offset
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:tag :doc :from :to :args :value :action
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:value-set :value-delete :match :parent :delete :menu-tag-get
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:value-get :choice :void :menu-tag :on :off :on-type :off-type
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:notify :entry-format :button :children :buttons :insert-before
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:delete-at :format-handler :widget :value-pos :value-to-internal
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:indent :size :value-to-external :validate :error :directory
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:must-match :type-error :value-inline :inline :match-inline :greedy
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:button-face-get :button-face :value-face :keymap :entry-from
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:entry-to :help-echo :documentation-property :tab-order)
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(defun define-widget (name class doc &rest args)
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"Define a new widget type named NAME from CLASS.
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NAME and CLASS should both be symbols, CLASS should be one of the
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existing widget types, or nil to create the widget from scratch.
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After the new widget has been defined, the following two calls will
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create identical widgets:
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* (widget-create NAME)
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* (apply 'widget-create CLASS ARGS)
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The third argument DOC is a documentation string for the widget."
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(put name 'widget-type (cons class args))
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(put name 'widget-documentation doc)
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name)
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;;; The End.
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(provide 'widget)
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;; widget.el ends here
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