学生管理系统(图形界面)——Java

学生管理系统（图形界面）——Java 源代码：

package exp10;

import class MainClass {

/**

* @param args

*/

public static void main(String[] args) {

quals("login")){

String username= String pwd= DataBase

db=new DataBase();

String sql="select * from User where name='"+username+"' and password='"+pwd+"'";

ResultSet rs=(sql);

if(rs!=null){

ManagerPane);

(800,500);

}

}else{

}

}

}

package exp10;

import class ManagerPane extends JPanel implements ActionListener{

JFrame myFrame;

public ManagerPane(JFrame myFrame){

=myFrame;

();

}

public void init(){

JMenuBar menu=new JMenuBar();

JMenu jm_user=new JMenu("人员管理");

JMenuItem jmi_add=new JMenuItem("增加人员");

JMenuItem jmi_search=new JMenuItem("查询人员");

(this);

("addUser");

(this);

("searchUser");

(jmi_add);

(jmi_search);

JMenu jm_exit=new JMenu("退出");

(jm_user);

(jm_exit);

(menu,0);

}

@Override

public void actionPerformed(ActionEvent e) {

quals("searchUser")){

SearchUserPane);

}

}

}

package exp10;

import class SearchUserPane extends JPanel implements ActionListener {

/**

*

*/

private static final long serialVersionUID = 1L;

JFrame myFrame;

JLabel jlb_name=new JLabel("查询用户名");

JTextField jt_name=new JTextField(20);

JButton btn_search=new JButton("查询");

DataBase db=new DataBase();

DefaultTableModel tableModel;

JTable jt_show;

public SearchUserPane(JFrame myFrame){

=myFrame;

init();

}

public void init(){

Box box_user=();

(jlb_name);

(20));

(jt_name);

(this);

(btn_search);

String[] colname={"编号","姓名","密码","身份"}; tableModel=new DefaultTableModel(null,colname); jt_show=new JTable(tableModel);

Box box_show=();

(jt_show);

ResultSet rs=("select * from User");

try {

while()){

Vector data=new Vector();

("id"));

("name"));

("password"));

("role"));

(data);

}

} catch (SQLException e) {

// TODO Auto-generated catch block

();

}

Box box_search=();

(box_user);

(50));

(box_show);

(box_search);

}

@Override

public void actionPerformed(ActionEvent e) {

// TODO Auto-generated method stub

if()=={

String username= ResultSet rs=("select * from User where name='"+username+"'");

try {

while()){