/*
* org.openmicroscopy.shoolautil.ui.treetable.editors.BooleanCellEditor
*
*------------------------------------------------------------------------------
* Copyright (C) 2006-2007 University of Dundee. All rights reserved.
*
*
* This program 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 of the License, or
* (at your option) any later version.
* This program 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 this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
*------------------------------------------------------------------------------
*/
package org.openmicroscopy.shoola.util.ui.treetable.editors;
//Java imports
import java.awt.Component;
import java.awt.event.ItemEvent;
import java.awt.event.ItemListener;
import javax.swing.DefaultCellEditor;
import javax.swing.JCheckBox;
import javax.swing.JTable;
//Third-party libraries
//Application-internal dependencies
/**
* Edits boolean values.
*
* @author Jean-Marie Burel
* <a href="mailto:j.burel@dundee.ac.uk">j.burel@dundee.ac.uk</a>
* @author Donald MacDonald
* <a href="mailto:donald@lifesci.dundee.ac.uk">donald@lifesci.dundee.ac.uk</a>
* @version 3.0
* <small>
* (<b>Internal version:</b> $Revision: $Date: $)
* </small>
* @since OME3.0
*/
public class BooleanCellEditor
extends DefaultCellEditor
implements ItemListener
{
/** Reference to boolean component. */
private JCheckBox checkBox;
/**
* Creates a new instance.
*
* @param box The component to use.
*/
public BooleanCellEditor(JCheckBox box)
{
super(box);
this.checkBox = box;
}
/**
* Overridden to return the component used to edit boolean cells.
* @see DefaultCellEditor#getTableCellEditorComponent(JTable, Object,
* boolean, int, int)
*/
public Component getTableCellEditorComponent(JTable table, Object value,
boolean isSelected, int row, int column)
{
if (value == null || !(value instanceof Boolean))
return checkBox;
checkBox.setSelected((Boolean) value);
checkBox.addItemListener(this);
return checkBox;
}
/**
* Returns the value of the editor item.
*
* @return See above.
*/
public Object getCellEditorValue()
{
checkBox.removeItemListener(this);
return checkBox.isSelected();
}
/**
* The listener method called when the object in the cell changes.
* Posts message to the table.
* @param e The item event.
*/
public void itemStateChanged(ItemEvent e)
{
super.fireEditingStopped();
}
}