import?java.awt.*;
import?java.awt.event.*;
import?javax.swing.*;
import?java.sql.*;

class?Text?extends?frame?implements?ActionListener
{
????Panel?p1p2p3p4registerlandingwelcome;
????Label?a1a2Welcome;
????TextField?tf1tf2tf3tf4tf5;
????Button?b1b2b3b4b5b6b7b8;
????Box?baseBoxboxV1boxV2boxV3boxV4;
????CardLayout?mycard;
????
????Connection?con;
????PreparedStatement?sql;
????ResultSet?rs;
????
????String?s1?=?null;
????String?s2?=?null;
????String?s3?=?null;

????Text（）
????{
????????register?=?new?Panel（new?BorderLayout（））;
????????p1?=?new?Panel（）;
????????p2?=?new?Panel（）;
????????a1?=?new?Label（“注冊“Label.CENTER）;
????????register.add（a1BorderLayout.NORTH）;
????????boxV1?=?Box.createVerticalBox（）;
????????boxV1.add（new?Label（“用戶名“