public void run() {
CConn cc = null;
Socket sock = null;
if (listenMode.getValue()) {
int port = 5500;
ServerSocket listener = null;
if (vncServerName.getValue() != null && Character.isDigit(vncServerName.getValue().charAt(0)))
port = Integer.parseInt(vncServerName.getValue());
try {
listener = new ServerSocket(port);
} catch (IOException e) {
System.out.println("Could not listen on port: " + port);
System.exit(-1);
}
vlog.info("Listening on port " + port);
try {
sock = listener.accept();
listener.close();
} catch (IOException e) {
System.out.println("Accept failed: " + port);
System.exit(-1);
}
}
try {
cc = new CConn(this, sock, vncServerName.getValue(), false);
while (true) cc.processMsg();
} catch (EndOfStream e) {
vlog.info(e.toString());
} catch (java.lang.Exception e) {
if (cc != null) cc.deleteWindow();
if (cc == null || !cc.shuttingDown) {
e.printStackTrace();
JOptionPane.showMessageDialog(
null, e.toString(), "VNC Viewer : Error", JOptionPane.ERROR_MESSAGE);
}
}
if (cc != null) cc.deleteWindow();
nViewers--;
if (!applet && nViewers == 0) {
System.exit(0);
}
}
public void checkServerTrusted(X509Certificate[] chain, String authType)
throws CertificateException {
try {
tm.checkServerTrusted(chain, authType);
} catch (CertificateException e) {
Object[] answer = {"Proceed", "Exit"};
int ret =
JOptionPane.showOptionDialog(
null,
e.getCause().getLocalizedMessage() + "\n" + "Continue connecting to this host?",
"Confirm certificate exception?",
JOptionPane.YES_NO_OPTION,
JOptionPane.WARNING_MESSAGE,
null,
answer,
answer[0]);
if (ret == JOptionPane.NO_OPTION) System.exit(1);
} catch (java.lang.Exception e) {
throw new Exception(e.toString());
}
}
public static void usage() {
String usage =
("\nusage: vncviewer [options/parameters] "
+ "[host:displayNum] [options/parameters]\n"
+ " vncviewer [options/parameters] -listen [port] "
+ "[options/parameters]\n"
+ "\n"
+ "Options:\n"
+ " -log <level> configure logging level\n"
+ "\n"
+ "Parameters can be turned on with -<param> or off with "
+ "-<param>=0\n"
+ "Parameters which take a value can be specified as "
+ "-<param> <value>\n"
+ "Other valid forms are <param>=<value> -<param>=<value> "
+ "--<param>=<value>\n"
+ "Parameter names are case-insensitive. The parameters "
+ "are:\n\n"
+ Configuration.listParams());
System.err.print(usage);
System.exit(1);
}
public static void main(String[] argv) {
try {
String os = System.getProperty("os.name");
if (os.startsWith("Windows")) {
String laf = "com.sun.java.swing.plaf.windows.WindowsLookAndFeel";
UIManager.setLookAndFeel(laf);
} else {
UIManager.put("swing.boldMetal", Boolean.FALSE);
javax.swing.plaf.FontUIResource f =
new javax.swing.plaf.FontUIResource("SansSerif", Font.PLAIN, 11);
java.util.Enumeration keys = UIManager.getDefaults().keys();
while (keys.hasMoreElements()) {
Object key = keys.nextElement();
Object value = UIManager.get(key);
if (value instanceof javax.swing.plaf.FontUIResource) UIManager.put(key, f);
}
}
UIManager.put("TitledBorder.titleColor", Color.blue);
} catch (java.lang.Exception exc) {
}
VncViewer viewer = new VncViewer(argv);
viewer.start();
}