001 /* AccessibleTableModelChange.java -- describes change to an accessible table
002 Copyright (C) 2002, 2005 Free Software Foundation, Inc.
003
004 This file is part of GNU Classpath.
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021 Linking this library statically or dynamically with other modules is
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036 exception statement from your version. */
037
038
039 package javax.accessibility;
040
041 /**
042 * Describes a change to an accessible table. Accessibility software can use
043 * the implementations of this interface to update their state after a
044 * change to a table.
045 *
046 * @author Eric Blake (ebb9@email.byu.edu)
047 * @see Accessible
048 * @see AccessibleContext
049 * @see AccessibleContext#getAccessibleTable()
050 * @see AccessibleTable
051 * @since 1.2
052 * @status updated to 1.4
053 */
054 public interface AccessibleTableModelChange
055 {
056 /** Identifies insertion of rows or columns. */
057 int INSERT = 1;
058
059 /** Identifies change to existing data. */
060 int UPDATE = 0;
061
062 /** Identifies deletion of rows or columns. */
063 int DELETE = -1;
064
065 /**
066 * Returns the change type.
067 *
068 * @return the type
069 * @see #INSERT
070 * @see #UPDATE
071 * @see #DELETE
072 */
073 int getType();
074
075 /**
076 * Returns the first row that changed.
077 *
078 * @return the 0-based index of the first row to change
079 */
080 int getFirstRow();
081
082 /**
083 * Returns the last row that changed.
084 *
085 * @return the 0-based index of the last row to change
086 */
087 int getLastRow();
088
089 /**
090 * Returns the first column that changed.
091 *
092 * @return the 0-based index of the first column to change
093 */
094 int getFirstColumn();
095
096 /**
097 * Returns the last column that changed.
098 *
099 * @return the 0-based index of the last column to change
100 */
101 int getLastColumn();
102 } // interface AccessibleTableModelChange