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1、packageone;//7.密码修改：程序名UpdateMima.javaimportjava.net.*;importjava.sql.*;importjava.awt.*;importjava.awt.event.*;importjava.io.*;importjava.util.*;importjavax.swing.*;classUpdateMimaextendsJFrameimplementsActionListener{/****/privatestaticfinalStringnames="sa";privatesta
2、ticfinalStringpwd="";privatestaticfinallongserialVersionUID=1L;JFramef;Containercp;JPaneljp1,jp2,jp3,jp4,jp,jpanelWest;JButtonjbt1,jbt2;//按钮，确定、取消JLabellabel;//标签：修改密码JTextFieldname;JPasswordFieldtf1,tf2,tf3;//定义文本框JLabellabel1,label2,label3,label4;Stringsno;UpdateMima(
3、){}UpdateMima(Stringusername){sno=username;f=newJFrame();cp=f.getContentPane();//初始化jp1=newJPanel();jp2=newJPanel();jp3=newJPanel();jp4=newJPanel();jpanelWest=newJPanel();jp=newJPanel();//------------------------------------------------jbt1=newJButton("确定");jbt2=newJBut
4、ton("取消");//------------------------------------------------label=newJLabel("修改密码",SwingConstants.CENTER);label.setForeground(Color.blue);label.setFont(newFont("BOLD",Font.BOLD,15));name=newJTextField(20);//name.setEditable(false)
5、;//------------------------------------------------tf1=newJPasswordField(20);tf2=newJPasswordField(20);tf3=newJPasswordField(20);//------------------------------------------------//布局,添加控件jp1.add(jbt1);jp1.add(jbt2);jp1.add(newJLabel("您好"+"xx"+"欢迎登陆学生信息系统"));JPaneljpane
6、l=newJPanel();jpanel.add(label);JPanelpp4=newJPanel();JPaneljpane4=newJPanel();cp.add(jpanel,"North");JPanelpp2=newJPanel(newGridLayout(6,1));JPanelpp3=newJPanel();pp4.setLayout(newGridLayout(6,1));pp4.add(newJLabel("用户名:",SwingConstants.RIGHT));pp2.add(name);pp4.add(ne
7、wJLabel("原密码:",SwingConstants.RIGHT));pp2.add(tf1);pp4.add(newJLabel("新密码:",SwingConstants.RIGHT));pp2.add(tf2);pp4.add(newJLabel("确认密码:",SwingConstants.RIGHT));pp2.add(tf3);pp2.add(newJLabel());JPaneljpbutton=newJPanel();jpbutton.add(jbt1);jpbutton.add(jbt2);pp2.add(jp
8、button);//pp3.add(jbt1);//pp3.add(jbt2);cp.add(pp4,"West");cp.add(pp2,"Center");//cp.add(pp3,"South");cp.add(j
