Network Clients - Java - page 541

logoutButton . addActionListener ( new new ActionListener () {

public public void void actionPerformed ( ActionEvent e ) {

logout ();
loginButton . setEnabled ( true

true );
logoutButton . setEnabled ( false false );

loginButton . requestFocus ();

}

});

p . add ( new new Label ( "Message here:" ));

tf = new

new TextField ( 40 );
tf . addActionListener ( new

new ActionListener () {

public public void void actionPerformed ( ActionEvent e ) {

iif ( loggedIn ) {
pw . println ( ChatProtocol . CMD_BCAST + tf . getText ());
tf . setText ( "" );

}

}

});
p . add ( tf );

cp . add ( BorderLayout . SOUTH , p );

cp . setDefaultCloseOperation ( JFrame . EXIT_ON_CLOSE );
cp . pack ();

}

protected protected String serverHost = "localhost" ;

/** LOG ME IN TO THE CHAT */
public public void void login () {

showStatus ( "In login!" );
iif ( loggedIn )
return

return ;

try try {

sock = new new Socket ( serverHost , port );

is = new

new BufferedReader ( new new InputStreamReader ( sock . getInputStream ()));

pw = new new PrintWriter ( sock . getOutputStream (), true true );

showStatus ( "Got socket" );

// FAKE LOGIN FOR NOW - no password neede
pw . println ( ChatProtocol . CMD_LOGIN + userName );

loggedIn = true true ;

} catch catch ( IOException e ) {