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/* Copyright (C) 2017 Brian P. Hinz
*
* This 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 software 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 software; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
* USA.
*/
package com.tigervnc.vncviewer;
import java.awt.*;
import java.awt.event.*;
import java.io.IOException;
import java.io.InputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.util.*;
import javax.swing.*;
import javax.swing.event.*;
import javax.swing.border.*;
import javax.swing.plaf.LayerUI;
import com.tigervnc.rfb.*;
import com.tigervnc.rfb.Point;
import com.tigervnc.rfb.Exception;
import static com.tigervnc.vncviewer.Parameters.*;
import static javax.swing.GroupLayout.*;
import static javax.swing.JOptionPane.*;
public class UserDialog implements UserPasswdGetter, UserMsgBox
{
public final void getUserPasswd(boolean secure, StringBuffer user, StringBuffer password)
{
String passwordFileStr = passwordFile.getValue();
if ((password == null) && sendLocalUsername.getValue()) {
user.append((String)System.getProperties().get("user.name"));
return;
}
if (user == null && !passwordFileStr.equals("")) {
InputStream fp = null;
try {
fp = new FileInputStream(passwordFileStr);
} catch(FileNotFoundException e) {
throw new Exception("Opening password file failed");
}
byte[] obfPwd = new byte[256];
try {
fp.read(obfPwd);
fp.close();
} catch(IOException e) {
throw new Exception("Failed to read VncPasswd file");
}
String PlainPasswd = VncAuth.unobfuscatePasswd(obfPwd);
password.append(PlainPasswd);
password.setLength(PlainPasswd.length());
return;
}
JDialog win;
JLabel banner;
JTextField username = null;
int y;
JPanel msg = new JPanel(null);
msg.setSize(410, 145);
banner = new JLabel();
banner.setBounds(0, 0, msg.getPreferredSize().width, 20);
banner.setHorizontalAlignment(JLabel.CENTER);
banner.setOpaque(true);
if (secure) {
banner.setText("This connection is secure");
banner.setBackground(Color.GREEN);
ImageIcon secure_icon =
new ImageIcon(VncViewer.class.getResource("secure.png"));
banner.setIcon(secure_icon);
} else {
banner.setText("This connection is not secure");
banner.setBackground(Color.RED);
ImageIcon insecure_icon =
new ImageIcon(VncViewer.class.getResource("insecure.png"));
banner.setIcon(insecure_icon);
}
msg.add(banner);
y = 20 + 10;
JButton icon = new JButton("?");
icon.setVerticalAlignment(JLabel.CENTER);
icon.setFont(new Font("Times", Font.BOLD, 34));
icon.setForeground(Color.BLUE);
icon.setBounds(10, y, 50, 50);
// the following disables the "?" icon without changing the color
UIDefaults defaults = UIManager.getLookAndFeelDefaults();
Painter painter = (Painter)defaults.get("Button[Enabled].backgroundPainter");
defaults.put("Button[Disabled].backgroundPainter", painter);
icon.putClientProperty("Nimbus.Overrides.InheritDefaults", Boolean.TRUE);
icon.putClientProperty("Nimbus.Overrides", defaults);
icon.setEnabled(false);
msg.add(icon);
y += 5;
if (user != null && !sendLocalUsername.getValue()) {
JLabel userLabel = new JLabel("Username:");
userLabel.setBounds(70, y, msg.getSize().width-70-10, 20);
msg.add(userLabel);
y += 20 + 5;
username = new JTextField(30);
username.setBounds(70, y, msg.getSize().width-70-10, 25);
msg.add(username);
y += 25 + 5;
}
JLabel passwdLabel = new JLabel("Password:");
passwdLabel.setBounds(70, y, msg.getSize().width-70-10, 20);
msg.add(passwdLabel);
y += 20 + 5;
final JPasswordField passwd = new JPasswordField(30);
passwd.setBounds(70, y, msg.getSize().width-70-10, 25);
msg.add(passwd);
y += 25 + 5;
msg.setPreferredSize(new Dimension(410, y));
Object[] options = {"OK \u21B5", "Cancel"};
JOptionPane pane = new JOptionPane(msg,
PLAIN_MESSAGE,
OK_CANCEL_OPTION,
null, //do not use a custom Icon
options, //the titles of buttons
options[0]){//default button title
@Override
public void selectInitialValue() {
passwd.requestFocusInWindow();
}
};
pane.setBorder(new EmptyBorder(0,0,0,0));
Component c = pane.getComponent(pane.getComponentCount()-1);
((JComponent)c).setBorder(new EmptyBorder(0,0,10,10));
win = pane.createDialog("VNC Authentication");
win.setVisible(true);
if (pane.getValue() == null || pane.getValue().equals("Cancel"))
throw new Exception("Authentication cancelled");
if (user != null)
if (sendLocalUsername.getValue())
user.append((String)System.getProperties().get("user.name"));
else
user.append(username.getText());
if (password != null)
password.append(new String(passwd.getPassword()));
}
public boolean showMsgBox(int flags, String title, String text)
{
switch (flags & 0xf) {
case OK_CANCEL_OPTION:
return (showConfirmDialog(null, text, title, OK_CANCEL_OPTION) == OK_OPTION);
case YES_NO_OPTION:
return (showConfirmDialog(null, text, title, YES_NO_OPTION) == YES_OPTION);
default:
if (((flags & 0xf0) == ERROR_MESSAGE) ||
((flags & 0xf0) == WARNING_MESSAGE))
showMessageDialog(null, text, title, (flags & 0xf0));
else
showMessageDialog(null, text, title, PLAIN_MESSAGE);
return true;
}
}
}
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