| 1 | /* AccessibleHypertext.java -- aids in accessibly rendering hypertext
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| 2 | Copyright (C) 2000, 2002 Free Software Foundation, Inc.
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| 3 |
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| 4 | This file is part of GNU Classpath.
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| 5 |
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| 6 | GNU Classpath is free software; you can redistribute it and/or modify
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| 7 | it under the terms of the GNU General Public License as published by
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| 8 | the Free Software Foundation; either version 2, or (at your option)
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| 9 | any later version.
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| 10 |
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| 11 | GNU Classpath is distributed in the hope that it will be useful, but
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| 12 | WITHOUT ANY WARRANTY; without even the implied warranty of
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| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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| 14 | General Public License for more details.
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| 15 |
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| 16 | You should have received a copy of the GNU General Public License
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| 17 | along with GNU Classpath; see the file COPYING. If not, write to the
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| 18 | Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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| 19 | 02111-1307 USA.
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| 20 |
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| 21 | Linking this library statically or dynamically with other modules is
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| 22 | making a combined work based on this library. Thus, the terms and
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| 23 | conditions of the GNU General Public License cover the whole
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| 24 | combination.
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| 25 |
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| 26 | As a special exception, the copyright holders of this library give you
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| 27 | permission to link this library with independent modules to produce an
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| 28 | executable, regardless of the license terms of these independent
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| 29 | modules, and to copy and distribute the resulting executable under
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| 30 | terms of your choice, provided that you also meet, for each linked
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| 31 | independent module, the terms and conditions of the license of that
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| 32 | module. An independent module is a module which is not derived from
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| 33 | or based on this library. If you modify this library, you may extend
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| 34 | this exception to your version of the library, but you are not
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| 35 | obligated to do so. If you do not wish to do so, delete this
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| 36 | exception statement from your version. */
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| 37 |
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| 38 |
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| 39 | package javax.accessibility;
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| 40 |
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| 41 | /**
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| 42 | * Objects which present hyperlinks in a document should implement this
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| 43 | * interface. Accessibility software can use the implementations of this
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| 44 | * interface to aid the user in navigating the links.
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| 45 | *
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| 46 | * <p>The <code>AccessibleContext.getAccessibleText()</code> method
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| 47 | * should return an instance of this interface only when it is supported.
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| 48 | *
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| 49 | * @author Eric Blake <ebb9@email.byu.edu>
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| 50 | * @see Accessible
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| 51 | * @see AccessibleContext
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| 52 | * @see AccessibleText
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| 53 | * @see AccessibleContext#getAccessibleText()
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| 54 | * @since 1.2
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| 55 | * @status updated to 1.4
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| 56 | */
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| 57 | public interface AccessibleHypertext extends AccessibleText
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| 58 | {
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| 59 | /**
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| 60 | * Returns the number of links in the document, if any exist.
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| 61 | *
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| 62 | * @return the number of links, or -1
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| 63 | */
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| 64 | int getLinkCount();
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| 65 |
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| 66 | /**
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| 67 | * Returns link object denoted by the number <code>i</code> in this
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| 68 | * document, or null if i is out of bounds.
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| 69 | *
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| 70 | * @param i the ith hyperlink of the document
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| 71 | * @return link object denoted by <code>i</code>
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| 72 | */
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| 73 | AccessibleHyperlink getLink(int i);
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| 74 |
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| 75 | /**
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| 76 | * Returns the link index for this character index if it resides within
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| 77 | * one of the hyperlinks of the document. If no association exists at that
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| 78 | * character, or c is out of bounds, returns -1.
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| 79 | *
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| 80 | * @param c the character index
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| 81 | * @return the link index, or -1
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| 82 | */
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| 83 | int getLinkIndex(int c);
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| 84 | } // interface AccessibleHypertext
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