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/*
* IPInspector
*
* Copyright (C) 2002, Jonathan Sevy <jsevy@mcs.drexel.edu>
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
package airportipinspector;
import java.awt.*;
import javax.swing.*;
import java.awt.event.*;
import java.io.*;
public class PreferencesDialog extends JDialog
implements ActionListener
{
JTextField ipAddressField = new JTextField(10);
JPasswordField passwordField = new JPasswordField(10);
JTextField smtpHostField = new JTextField(20);
JTextField emailAddressField = new JTextField(20);
JTextField intervalField = new JTextField(10);
JLabel ipAddressLabel = new JLabel("Base station address:");
JLabel passwordLabel = new JLabel("Base station password:");
JLabel smtpHostLabel = new JLabel("SMTP (email) host:");
JLabel emailAddressLabel = new JLabel("Email address for notices:");
JLabel intervalLabel = new JLabel("Base station query interval (seconds):");
JButton okButton, cancelButton;
boolean cancelled = false;
Preferences newPrefs;
public PreferencesDialog(Frame owner, Preferences currentPreferences)
{
// create as modal dialog
super(owner, "Preferences", true);
// set new prefs to current
newPrefs = currentPreferences;
ipAddressField.setText(currentPreferences.ipAddress);
passwordField.setText("");
smtpHostField.setText(currentPreferences.smtpHost);
emailAddressField.setText(currentPreferences.emailAddress);
intervalField.setText("" + currentPreferences.queryInterval);
okButton = new JButton("OK");
okButton.setActionCommand("ok");
okButton.addActionListener(this);
this.getRootPane().setDefaultButton(okButton);
cancelButton = new JButton("Cancel");
cancelButton.setActionCommand("cancel");
cancelButton.addActionListener(this);
// set params for layout manager
GridBagLayout theLayout = new GridBagLayout();
GridBagConstraints c = new GridBagConstraints();
c.gridwidth = 1;
c.gridheight = 1;
c.fill = GridBagConstraints.NONE;
c.ipadx = 0;
c.ipady = 0;
Insets theMargin = new Insets(2,2,2,2);
c.insets = theMargin;
c.anchor = GridBagConstraints.CENTER;
c.weightx = .5;
c.weighty = .5;
this.getContentPane().setLayout(theLayout);
c.gridx = 1;
c.gridy = 1;
theLayout.setConstraints(ipAddressLabel, c);
this.getContentPane().add(ipAddressLabel);
c.gridx = 2;
c.gridy = 1;
theLayout.setConstraints(ipAddressField, c);
this.getContentPane().add(ipAddressField);
c.gridx = 1;
c.gridy = 2;
theLayout.setConstraints(passwordLabel, c);
this.getContentPane().add(passwordLabel);
c.gridx = 2;
c.gridy = 2;
theLayout.setConstraints(passwordField, c);
this.getContentPane().add(passwordField);
c.gridx = 1;
c.gridy = 3;
theLayout.setConstraints(emailAddressLabel, c);
this.getContentPane().add(emailAddressLabel);
c.gridx = 2;
c.gridy = 3;
theLayout.setConstraints(emailAddressField, c);
this.getContentPane().add(emailAddressField);
c.gridx = 1;
c.gridy = 4;
theLayout.setConstraints(smtpHostLabel, c);
this.getContentPane().add(smtpHostLabel);
c.gridx = 2;
c.gridy = 4;
theLayout.setConstraints(smtpHostField, c);
this.getContentPane().add(smtpHostField);
c.gridx = 1;
c.gridy = 5;
theLayout.setConstraints(okButton, c);
this.getContentPane().add(okButton);
c.gridx = 2;
c.gridy = 5;
theLayout.setConstraints(cancelButton, c);
this.getContentPane().add(cancelButton);
this.pack();
this.show();
}
public void actionPerformed(ActionEvent theEvent)
// respond to button pushes, menu selections
{
String command = theEvent.getActionCommand();
if (command.equals("ok"))
{
if (validateNewPreferences())
this.hide();
}
if (command == "cancel")
{
cancelled = true;
this.hide();
}
}
private boolean validateNewPreferences()
{
int interval;
// check the interval parameter
try
{
interval = Integer.parseInt(intervalField.getText());
if (interval <= 0)
throw new NumberFormatException();
newPrefs = new Preferences();
newPrefs.ipAddress = ipAddressField.getText();
newPrefs.password = passwordField.getText();
newPrefs.smtpHost = smtpHostField.getText();
newPrefs.emailAddress = emailAddressField.getText();
newPrefs.queryInterval = interval;
return true;
}
catch(NumberFormatException e)
{
JOptionPane.showMessageDialog(this, "Value supplied must be a positive integer.");
return false;
}
}
public Preferences getPreferences()
{
return newPrefs;
}
public boolean isCancelled()
{
return cancelled;
}
}
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