/*
* org.openmicroscopy.shoolautil.ui.treetable.editors.StringCellEditor
*
*------------------------------------------------------------------------------
* 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.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.DefaultCellEditor;
import javax.swing.JTable;
import javax.swing.JTextField;
//Third-party libraries
//Application-internal dependencies
/**
* Edits the String value.
*
* @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 StringCellEditor
extends DefaultCellEditor
implements ActionListener
{
/** Reference to textfield component. */
private JTextField textField;
/**
* Create a new instance.
*
* @param textField The textField to use.
*/
public StringCellEditor(JTextField textField)
{
super(textField);
this.textField = textField;
}
/**
* Overridden to return the component used to edit String 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 || !(acceptedValue(value))) return textField;
textField.setText(value.toString());
textField.addActionListener(this);
return textField;
}
/**
* Returns <code>true</code> if the value passed is an accepted value,
* <code>false</code> otherwise.
*
* @param value The value to handle.
* @return See above.
*/
private boolean acceptedValue(Object value)
{
return (value instanceof String);
}
/**
* Returns the value of the editor item.
*
* @return See above.
*/
public Object getCellEditorValue()
{
textField.removeActionListener(this);
return textField.getText();
}
/**
* Listener method called when the object in the cell changes. Posts message
* to the table.
*
* @param e the actionevent.
*/
public void actionPerformed(ActionEvent e)
{
super.fireEditingStopped();
}
}