AccessibleExtendedTable


1    /*
2    * @(#)AccessibleExtendedTable.java 1.5 03/12/19 
3     *
4     * Copyright 2004 Sun Microsystems, Inc. All rights reserved.
5     * SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
6     *
7     */
8   package javax.accessibility;
9   
10  /**
11    * Class AccessibleExtendedTable provides extended information about
12    * a user-interface component that presents data in a two-dimensional
13    * table format.
14    * Applications can determine if an object supports the
15    * AccessibleExtendedTable interface by first obtaining its
16    * AccessibleContext and then calling the
17    * {@link AccessibleContext#getAccessibleTable} method.
18    * If the return value is not null and the type of the return value is
19    * AccessibleExtendedTable, the object supports this interface.
20    *
21    * @version     1.5 12/19/03
22    * @author      Lynn Monsanto
23    */
24  public interface AccessibleExtendedTable extends AccessibleTable   {
25  
26       /**
27        * Returns the row number of an index in the table.
28        *
29        * @param index the zero-based index in the table.  The index is
30        * the table cell offset from row == 0 and column == 0.
31        * @return the zero-based row of the table if one exists;
32        * otherwise -1.
33        */
34       public int getAccessibleRow(int index);
35  
36       /**
37        * Returns the column number of an index in the table.
38        *
39        * @param index the zero-based index in the table.  The index is
40        * the table cell offset from row == 0 and column == 0.
41        * @return the zero-based column of the table if one exists;
42        * otherwise -1.
43        */
44       public int getAccessibleColumn(int index);
45  
46       /*
47        * Returns the index at a row and column in the table.
48        *
49        * @param r zero-based row of the table
50        * @param c zero-based column of the table
51        * @return the zero-based index in the table if one exists;
52        * otherwise -1.  The index is  the table cell offset from
53        * row == 0 and column == 0.
54        */
55       public int getAccessibleIndex(int r, int c);
56  }
57  
58
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