/*
GNU GENERAL PUBLIC LICENSE
Copyright (C) 2006 The Lobo Project
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
verion 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 library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Contact info: lobochief@users.sourceforge.net
*/
package org.lobobrowser.primary.gui.prefs;
import java.awt.Component;
import java.awt.Dimension;
import java.net.InetSocketAddress;
import java.net.Proxy;
import javax.swing.Box;
import javax.swing.BoxLayout;
import javax.swing.ButtonGroup;
import javax.swing.JCheckBox;
import javax.swing.JRadioButton;
import javax.swing.border.EmptyBorder;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
import org.lobobrowser.primary.gui.FieldType;
import org.lobobrowser.primary.gui.FormField;
import org.lobobrowser.primary.gui.FormPanel;
import org.lobobrowser.primary.gui.SwingTasks;
import org.lobobrowser.primary.gui.ValidationException;
import org.lobobrowser.settings.ConnectionSettings;
public class ConnectionSettingsUI extends AbstractSettingsUI {
private static final long serialVersionUID = 4456678024374314397L;
private final ConnectionSettings settings = ConnectionSettings.getInstance();
private final JRadioButton noProxyRadioButton = new JRadioButton();
private final JRadioButton httpProxyRadioButton = new JRadioButton();
private final JRadioButton socksProxyRadioButton = new JRadioButton();
private final JCheckBox authenticatedCheckBox = new JCheckBox();
private final JCheckBox bypassLocalCheckBox = new JCheckBox();
private final Box proxyHostArea = new Box(BoxLayout.Y_AXIS);
private final FormPanel authenticationPanel = new FormPanel();
private final FormField userNameField = new FormField(FieldType.TEXT);
private final FormField passwordField = new FormField(FieldType.PASSWORD);
private final FormPanel hostPortPanel = new FormPanel();
private final FormField hostField = new FormField(FieldType.TEXT);
private final FormField portField = new FormField(FieldType.TEXT);
public ConnectionSettingsUI() {
this.noProxyRadioButton.addChangeListener(new ChangeListener() {
public void stateChanged(final ChangeEvent e) {
updateEnabling();
}
});
this.authenticatedCheckBox.addChangeListener(new ChangeListener() {
public void stateChanged(final ChangeEvent e) {
updateEnabling();
}
});
this.noProxyRadioButton.setText("Direct connection (no proxy)");
this.httpProxyRadioButton.setText("HTTP proxy");
this.socksProxyRadioButton.setText("SOCKS proxy");
this.authenticatedCheckBox.setText("Authenticate with proxy server.");
this.bypassLocalCheckBox.setText("Bypass proxy for local addresses.");
this.userNameField.setCaption("User name:");
this.passwordField.setCaption("Password:");
this.authenticationPanel.addField(this.userNameField);
this.authenticationPanel.addField(this.passwordField);
this.hostField.setCaption("Host:");
this.portField.setCaption("Port:");
this.hostPortPanel.addField(this.hostField);
this.hostPortPanel.addField(this.portField);
final ButtonGroup group = new ButtonGroup();
group.add(this.noProxyRadioButton);
group.add(this.httpProxyRadioButton);
group.add(this.socksProxyRadioButton);
this.setLayout(new BoxLayout(this, BoxLayout.Y_AXIS));
this.add(Box.createRigidArea(new Dimension(8, 8)));
this.add(this.getProxyBox());
this.add(SwingTasks.createVerticalFill());
this.loadSettings();
this.updateEnabling();
}
private void updateEnabling() {
SwingTasks.setNestedEnabled(this.proxyHostArea, !this.noProxyRadioButton.isSelected());
SwingTasks.setNestedEnabled(this.authenticationPanel, this.authenticatedCheckBox.isSelected());
}
private Component getProxyBox() {
final Box radioBox = new Box(BoxLayout.Y_AXIS);
radioBox.setPreferredSize(new Dimension(600, 200));
radioBox.add(this.noProxyRadioButton);
radioBox.add(this.httpProxyRadioButton);
radioBox.add(this.socksProxyRadioButton);
final Box radioBoxExpander = new Box(BoxLayout.X_AXIS);
radioBoxExpander.add(radioBox);
radioBoxExpander.add(Box.createGlue());
final Box box = SwingTasks.createGroupBox(BoxLayout.Y_AXIS, "Proxy");
box.add(radioBoxExpander);
box.add(this.getProxyHostArea());
return box;
}
private Component getProxyHostArea() {
final Box checkBoxBox = new Box(BoxLayout.Y_AXIS);
checkBoxBox.setPreferredSize(new Dimension(600, 200));
checkBoxBox.add(this.bypassLocalCheckBox);
checkBoxBox.add(this.authenticatedCheckBox);
final Box checkBoxBoxExpander = new Box(BoxLayout.X_AXIS);
checkBoxBoxExpander.add(checkBoxBox);
checkBoxBoxExpander.add(Box.createHorizontalGlue());
final Box box = this.proxyHostArea;
box.setBorder(new EmptyBorder(8, 16, 8, 8));
box.add(this.hostPortPanel);
box.add(checkBoxBoxExpander);
box.add(this.authenticationPanel);
return box;
}
@Override
public void restoreDefaults() {
this.settings.restoreDefaults();
this.loadSettings();
}
@Override
public void save() throws ValidationException {
final ConnectionSettings settings = this.settings;
Proxy.Type proxyType;
if (this.noProxyRadioButton.isSelected()) {
proxyType = Proxy.Type.DIRECT;
} else if (this.httpProxyRadioButton.isSelected()) {
proxyType = Proxy.Type.HTTP;
} else if (this.socksProxyRadioButton.isSelected()) {
proxyType = Proxy.Type.SOCKS;
} else {
throw new IllegalStateException("not expected");
}
settings.setProxyType(proxyType);
settings.setAuthenticated(this.authenticatedCheckBox.isSelected());
settings.setUserName(this.userNameField.getValue());
settings.setPassword(this.passwordField.getValue());
settings.setDisableProxyForLocalAddresses(this.bypassLocalCheckBox.isSelected());
final String host = this.hostField.getValue();
if ("".equals(host) && (proxyType != Proxy.Type.DIRECT)) {
throw new ValidationException("To set up a proxy, a host name must be provided.");
}
int port;
try {
port = Integer.parseInt(this.portField.getValue());
} catch (final NumberFormatException nfe) {
if (proxyType != Proxy.Type.DIRECT) {
throw new ValidationException("The port must be a number.");
} else {
port = 0;
}
}
final InetSocketAddress socketAddress = new InetSocketAddress(host, port);
settings.setInetSocketAddress(socketAddress);
settings.save();
}
private void loadSettings() {
final ConnectionSettings settings = this.settings;
switch (settings.getProxyType()) {
case DIRECT:
this.noProxyRadioButton.setSelected(true);
break;
case HTTP:
this.httpProxyRadioButton.setSelected(true);
break;
case SOCKS:
this.socksProxyRadioButton.setSelected(true);
break;
}
this.authenticatedCheckBox.setSelected(settings.isAuthenticated());
this.userNameField.setValue(settings.getUserName());
this.passwordField.setValue(settings.getPassword());
this.bypassLocalCheckBox.setSelected(settings.isDisableProxyForLocalAddresses());
final InetSocketAddress socketAddress = settings.getInetSocketAddress();
if (socketAddress == null) {
this.hostField.setValue("");
this.portField.setValue("");
} else {
this.hostField.setValue(socketAddress.getHostName());
this.portField.setValue(String.valueOf(socketAddress.getPort()));
}
this.authenticationPanel.revalidate();
this.hostPortPanel.revalidate();
}
}