/*
* org.openmicroscopy.shoola.agents.treeviewer.util.PasswordDialog
*
*------------------------------------------------------------------------------
* Copyright (C) 2006-2010 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.agents.treeviewer.util;
//Java imports
import java.awt.BorderLayout;
import java.awt.Container;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.Box;
import javax.swing.BoxLayout;
import javax.swing.JButton;
import javax.swing.JDialog;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JPasswordField;
import javax.swing.event.DocumentEvent;
import javax.swing.event.DocumentListener;
//Third-party libraries
import info.clearthought.layout.TableLayout;
//Application-internal dependencies
import org.openmicroscopy.shoola.agents.treeviewer.IconManager;
import org.openmicroscopy.shoola.util.ui.TitlePanel;
import org.openmicroscopy.shoola.util.ui.UIUtilities;
/**
* Dialog to reset the password of the selected user.
*
* @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 3.0-Beta4
*/
public class PasswordDialog
extends JDialog
implements ActionListener, DocumentListener
{
/** Bound property indicating to reset the password. */
public static final String RESET_PASSWORD_PROPERTY = "resetPassword";
/** The title of the dialog. */
private static final String TITLE = "Reset Password";
/** The default text. */
private static final String TEXT = "Reset the password of the " +
"selected experimenters.";
/** Action indicating to close the dialog. */
private static final int CANCEL = 0;
/** Action indicating to reset the password. */
private static final int SAVE = 1;
/** Button to close and dispose. */
private JButton cancelButton;
/** Button to reset the password. */
private JButton saveButton;
/** Component used to reset the password. */
private JPasswordField field;
/** Sets the properties of the dialog. */
private void setProperties()
{
setModal(true);
setTitle(TITLE);
setResizable(false);
}
/** Initializes the components. */
private void initComponents()
{
cancelButton = new JButton("Cancel");
cancelButton.setActionCommand(""+CANCEL);
cancelButton.addActionListener(this);
saveButton = new JButton("OK");
saveButton.setActionCommand(""+SAVE);
saveButton.addActionListener(this);
saveButton.setEnabled(false);
field = new JPasswordField(40);
field.getDocument().addDocumentListener(this);
}
/**
* Builds and lays out the buttons.
*
* @return See above.
*/
private JPanel buildToolBar()
{
JPanel bar = new JPanel();
bar.add(saveButton);
bar.add(Box.createRigidArea(UIUtilities.H_SPACER_SIZE));
bar.add(cancelButton);
bar.add(Box.createRigidArea(UIUtilities.H_SPACER_SIZE));
return UIUtilities.buildComponentPanelRight(bar);
}
/**
* Builds the main pane.
*
* @return See above.
*/
private JPanel buildBody()
{
JPanel p = new JPanel();
double[][] size = {{TableLayout.FILL, TableLayout.FILL},
{TableLayout.PREFERRED,
TableLayout.PREFERRED}};
p.setLayout(new TableLayout(size));
p.add(UIUtilities.setTextFont("Password:"), "0, 0");
p.add(field, "0, 1, 1, 1");
return UIUtilities.buildComponentPanel(p);
}
/** Builds and lays out the UI. */
private void buildGUI()
{
IconManager icons = IconManager.getInstance();
TitlePanel tp = new TitlePanel(TITLE, TEXT,
icons.getIcon(IconManager.PASSWORD_48));
Container c = getContentPane();
c.setLayout(new BoxLayout(c, BoxLayout.Y_AXIS));
c.add(tp, BorderLayout.NORTH);
c.add(buildBody(), BorderLayout.CENTER);
c.add(buildToolBar(), BorderLayout.SOUTH);
}
/** Closes and disposes. */
private void close()
{
setVisible(false);
dispose();
}
/** Fires a property indicating to reset the password. */
private void save()
{
StringBuffer buf = new StringBuffer();
buf.append(field.getPassword());
firePropertyChange(RESET_PASSWORD_PROPERTY, null, buf.toString());
close();
}
/**
* Creates a new instance.
*
* @param owner The owner of the frame.
*/
public PasswordDialog(JFrame owner)
{
super(owner);
setProperties();
initComponents();
buildGUI();
pack();
}
/**
* Closes the dialog or resets the password.
* @see ActionListener#actionPerformed(ActionEvent)
*/
public void actionPerformed(ActionEvent e)
{
int index = Integer.parseInt(e.getActionCommand());
switch (index) {
case CANCEL:
close();
break;
case SAVE:
save();
}
}
/**
* Sets the enabled flag of the {@link #saveButton}.
* @see DocumentListener#insertUpdate(DocumentEvent)
*/
public void insertUpdate(DocumentEvent e)
{
if (field == null) return;
char[] values = field.getPassword();
saveButton.setEnabled(values != null && values.length > 0);
}
/**
* Sets the enabled flag of the {@link #saveButton}.
* @see DocumentListener#removeUpdate(DocumentEvent)
*/
public void removeUpdate(DocumentEvent e)
{
if (field == null) return;
char[] values = field.getPassword();
saveButton.setEnabled(values != null && values.length > 0);
}
/**
* Required by the {@link DocumentListener} I/F but no-operation
* implementation in our case.
* @see DocumentListener#changedUpdate(DocumentEvent)
*/
public void changedUpdate(DocumentEvent e) {}
}