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javax.swing.table

Interface TableModel

Known Implementing Classes:
AbstractTableModel, DefaultTableModel
public interface TableModel
A TableModel is a two dimensional data structure that can store arbitrary Object instances, usually for the purpose of display in a JTable component. Individual objects can be accessed by specifying the row index and column index for the object. Each column in the model has a name associated with it.

The DefaultTableModel class provides one implementation of this interface.

Method Summary

void
addTableModelListener(TableModelListener listener)
Adds a listener to the model.
Class
getColumnClass(int columnIndex)
Returns the Class for all Object instances in the specified column.
int
getColumnCount()
Returns the number of columns in the model.
String
getColumnName(int columnIndex)
Returns the name of a column in the model.
int
getRowCount()
Returns the number of rows in the model.
Object
getValueAt(int rowIndex, int columnIndex)
Returns the value (Object) at a particular cell in the table.
boolean
isCellEditable(int rowIndex, int columnIndex)
Returns true if the cell is editable, and false otherwise.
void
removeTableModelListener(TableModelListener listener)
Removes a listener from the model.
void
setValueAt(Object aValue, int rowIndex, int columnIndex)
Sets the value at a particular cell in the table.

Method Details

addTableModelListener

public void addTableModelListener(TableModelListener listener)
Adds a listener to the model. The listener will receive notification of updates to the model.
Parameters:
listener - the listener.

getColumnClass

public Class getColumnClass(int columnIndex)
Returns the Class for all Object instances in the specified column.
Parameters:
columnIndex - the column index.
Returns:
The class.

getColumnCount

public int getColumnCount()
Returns the number of columns in the model.
Returns:
The column count

getColumnName

public String getColumnName(int columnIndex)
Returns the name of a column in the model.
Parameters:
columnIndex - the column index.
Returns:
The column name.

getRowCount

public int getRowCount()
Returns the number of rows in the model.
Returns:
The row count.

getValueAt

public Object getValueAt(int rowIndex,
                         int columnIndex)
Returns the value (Object) at a particular cell in the table.
Parameters:
rowIndex - the row index.
columnIndex - the column index.
Returns:
The value at the specified cell.

isCellEditable

public boolean isCellEditable(int rowIndex,
                              int columnIndex)
Returns true if the cell is editable, and false otherwise.
Parameters:
rowIndex - the row index.
columnIndex - the column index.
Returns:
true if editable, false otherwise.

removeTableModelListener

public void removeTableModelListener(TableModelListener listener)
Removes a listener from the model.
Parameters:
listener - the listener.

setValueAt

public void setValueAt(Object aValue,
                       int rowIndex,
                       int columnIndex)
Sets the value at a particular cell in the table.
Parameters:
aValue - the value (null permitted).
rowIndex - the row index.
columnIndex - the column index.
TableModel.java -- Copyright (C) 2002, 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.

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