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Diffstat (limited to 'libjava/classpath/javax/swing/event/TableModelEvent.java')
| -rw-r--r-- | libjava/classpath/javax/swing/event/TableModelEvent.java | 220 |
1 files changed, 220 insertions, 0 deletions
diff --git a/libjava/classpath/javax/swing/event/TableModelEvent.java b/libjava/classpath/javax/swing/event/TableModelEvent.java new file mode 100644 index 0000000..e15174c --- /dev/null +++ b/libjava/classpath/javax/swing/event/TableModelEvent.java @@ -0,0 +1,220 @@ +/* TableModelEvent.java -- + Copyright (C) 2002, 2004, 2005 Free Software Foundation, Inc. + +This file is part of GNU Classpath. + +GNU Classpath is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU Classpath 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 for more details. + +You should have received a copy of the GNU General Public License +along with GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ + + +package javax.swing.event; + +import java.util.EventObject; + +import javax.swing.table.TableModel; + +/** + * An event that describes changes to a {@link TableModel}. + * + * @see javax.swing.event.TableModelListener + * + * @author Andrew Selkirk + */ +public class TableModelEvent extends EventObject +{ + private static final long serialVersionUID = -7849342674552212824L; + + /** A column index representing all columns. */ + public static final int ALL_COLUMNS = -1; + + /** + * An event type indicating that one or more rows have been deleted from the + * model. + */ + public static final int DELETE = -1; + + /** A row index representing the header row. */ + public static final int HEADER_ROW = -1; + + /** + * An event type indicating that one or more rows have been inserted into the + * model. + */ + public static final int INSERT = 1; + + /** An event type indicating that data has been updated in the model. */ + public static final int UPDATE = 0; + + /** The column in the table model that the event relates to. */ + protected int column = 0; + + /** The first row in the table model that the event relates to. */ + protected int firstRow = 0; + + /** The last row in the table model that the event relates to. */ + protected int lastRow = 0; + + /** + * The event type (one of {@link #UPDATE}, {@link #INSERT}, {@link #DELETE}). + */ + protected int type = 0; + + /** + * Creates a new <code>TableModelEvent</code> indicating an {@link #UPDATE} + * to the data in all columns and rows. + * + * @param source the source object (<code>null</code> not permitted). + * + * @throws IllegalArgumentException if <code>source</code> is + * <code>null</code>. + */ + public TableModelEvent(TableModel source) + { + this(source, 0, Integer.MAX_VALUE, ALL_COLUMNS, UPDATE); + } + + /** + * Creates a new <code>TableModelEvent</code> indicating an {@link #UPDATE} + * to the data in a single row across all columns. + * + * @param source the source object (<code>null</code> not permitted). + * @param row the updated row. + * + * @throws IllegalArgumentException if <code>source</code> is + * <code>null</code>. + */ + public TableModelEvent(TableModel source, int row) + { + this(source, row, row, ALL_COLUMNS, UPDATE); + } + + /** + * Creates a new <code>TableModelEvent</code> indicating an {@link #UPDATE} + * to the data in the specified rows across all columns. + * + * @param source the source object (<code>null</code> not permitted). + * @param firstRow the first row of update. + * @param lastRow the last row of update. + * + * @throws IllegalArgumentException if <code>source</code> is + * <code>null</code>. + */ + public TableModelEvent(TableModel source, int firstRow, int lastRow) + { + this(source, firstRow, lastRow, ALL_COLUMNS, UPDATE); + } + + /** + * Creates a new <code>TableModelEvent</code> indicating an {@link #UPDATE} + * to the data in the specified rows and column. Use {@link #ALL_COLUMNS} + * for the <code>column</code> argument to indicate all columns. + * + * @param source the source object (<code>null</code> not permitted). + * @param firstRow the first row of update. + * @param lastRow the last row of update. + * @param column the affected column. + * + * @throws IllegalArgumentException if <code>source</code> is + * <code>null</code>. + */ + public TableModelEvent(TableModel source, int firstRow, int lastRow, + int column) + { + this(source, firstRow, lastRow, column, UPDATE); + } + + /** + * Creates a new <code>TableModelEvent</code> indicating an operation of + * the specified <code>type</code> on the data in the specified rows and + * column. The event type is usually one of {@link #UPDATE}, {@link #INSERT}, + * and {@link #DELETE}. + * + * @param source the source object (<code>null</code> not permitted). + * @param firstRow the first row of update. + * @param lastRow the last row of update. + * @param column the affected column. + * @param type the type of change. + * + * @throws IllegalArgumentException if <code>source</code> is + * <code>null</code>. + */ + public TableModelEvent(TableModel source, int firstRow, int lastRow, + int column, int type) + { + super(source); + this.firstRow = firstRow; + this.lastRow = lastRow; + this.column = column; + this.type = type; + } + + /** + * Returns the affected column of this event. + * + * @return The column index. + */ + public int getColumn() + { + return column; + } + + /** + * Returns the first affected row of this event. + * + * @return The row index. + */ + public int getFirstRow() + { + return firstRow; + } + + /** + * Returns the last affected row of this event. + * + * @return The row index. + */ + public int getLastRow() + { + return lastRow; + } + + /** + * Returns the type of change indicated by this event (usually one of + * {@link #UPDATE}, {@link #INSERT}, {@link #DELETE}). + * + * @return The type. + */ + public int getType() + { + return type; + } +} |