/*
* org.openmicroscopy.shoola.util.ui.login.ServerListEditor
*
*------------------------------------------------------------------------------
* 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.login;
//Java imports
import java.awt.Component;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyAdapter;
import java.awt.event.KeyEvent;
import javax.swing.AbstractCellEditor;
import javax.swing.JTable;
import javax.swing.JTextField;
import javax.swing.event.DocumentEvent;
import javax.swing.event.DocumentListener;
import javax.swing.table.TableCellEditor;
//Third-party libraries
//Application-internal dependencies
import org.openmicroscopy.shoola.util.ui.NumericalTextField;
/**
* Customized editor to indent the text when a new row is added to the
* table.
*
* @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 ServerListEditor
extends AbstractCellEditor
implements ActionListener, DocumentListener, TableCellEditor
{
/** The component handling the editing of the cell value. */
private JTextField component;
/** The component handling the editing of the cell value. */
private JTextField textComponent;
/**
* The component handling the editing of the cell value for numerical value.
*/
private JTextField numericalcomponent;
/** The table this editor is for. */
private ServerTable table;
/**
* Returns the text of the component
*
* @return See above.
*/
private String getComponentValue()
{
String s = component.getText();
if (s == null) return "";
return s.trim();
}
/**
* Invokes when a new server name is entered or
* an existing one is edited.
*/
private void handleKeyEnter() { table.handleKeyEnter(); }
/**
* Creates a new instance.
*
* @param table The table this editor is for. Mustn't be <code>null</code>.
*/
public ServerListEditor(ServerTable table)
{
if (table == null)
throw new IllegalArgumentException("No table.");
this.table = table;
numericalcomponent = new NumericalTextField(ServerEditor.MIN_PORT,
ServerEditor.MAX_PORT);
textComponent = new JTextField();
textComponent.setName("server name field");
textComponent.addActionListener(this);
textComponent.getDocument().addDocumentListener(this);
textComponent.addKeyListener(new KeyAdapter() {
public void keyPressed(KeyEvent e) {
if (e.getKeyCode() == KeyEvent.VK_ENTER)
handleKeyEnter();
}
});
component = textComponent;
}
/**
* Implements as specified by the {@link TableCellEditor} Interface.
* @see TableCellEditor#getTableCellEditorComponent(JTable, Object, boolean,
* int, int)
*/
public Component getTableCellEditorComponent(JTable table, Object value,
boolean isSelected, int rowIndex, int colIndex)
{
//Invokes when a cell value is edited by the user.
if (colIndex == 2) component = numericalcomponent;
else component = textComponent;
if (value != null) {
String v = (String) value;
if (v == null || v.trim().length() == 0) v = " ";
component.setText(v);
//component.requestFocus();
}
return component;
}
/**
* Returns the edited text. This method is invoked when the editing is
* completed
*
* @return The edited text.
*/
public Object getCellEditorValue() { return getComponentValue(); }
/**
* Handles text insert only when the selected table cell is edited.
* @see DocumentListener#insertUpdate(DocumentEvent)
*/
public void insertUpdate(DocumentEvent e)
{
table.handleTextModification(getComponentValue());
}
/**
* Required by {@link DocumentListener} interface but no-operation
* implementation in our case.
* @see DocumentListener#removeUpdate(DocumentEvent)
*/
public void removeUpdate(DocumentEvent e)
{
table.handleTextModification(getComponentValue());
}
/**
* Required by {@link DocumentListener} interface but no-operation
* implementation in our case.
* @see DocumentListener#changedUpdate(DocumentEvent)
*/
public void changedUpdate(DocumentEvent e) {}
/**
* Stops the edition when the user entered the pressed key.
* @see ActionListener#actionPerformed(ActionEvent)
*/
public void actionPerformed(ActionEvent e)
{
stopCellEditing();
table.finishEdition(getComponentValue());
}
}