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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

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 * published by the Free Software Foundation.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

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 *

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package javax.accessibility;

/**

  * Class AccessibleExtendedTable provides extended information about

  * a user-interface component that presents data in a two-dimensional

  * table format.

  * Applications can determine if an object supports the

  * AccessibleExtendedTable interface by first obtaining its

  * AccessibleContext and then calling the

  * {@link AccessibleContext#getAccessibleTable} method.

  * If the return value is not null and the type of the return value is

  * AccessibleExtendedTable, the object supports this interface.

  *

  * @author      Lynn Monsanto

  * @since 1.4

  */

public interface AccessibleExtendedTable extends AccessibleTable {

     /**

      * Returns the row number of an index in the table.

      *

      * @param index the zero-based index in the table.  The index is

      * the table cell offset from row == 0 and column == 0.

      * @return the zero-based row of the table if one exists;

      * otherwise -1.

      */

     public int getAccessibleRow(int index);

     /**

      * Returns the column number of an index in the table.

      *

      * @param index the zero-based index in the table.  The index is

      * the table cell offset from row == 0 and column == 0.

      * @return the zero-based column of the table if one exists;

      * otherwise -1.

      */

     public int getAccessibleColumn(int index);

    /**

      * Returns the index at a row and column in the table.

      *

      * @param r zero-based row of the table

      * @param c zero-based column of the table

      * @return the zero-based index in the table if one exists;

      * otherwise -1.  The index is  the table cell offset from

      * row == 0 and column == 0.

      */

     public int getAccessibleIndex(int r, int c);

}