tezcdialog.java~3~

简单的学生管理系统。。用JBUILER和SQL2000。

package studentgl;

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


/**
 * <p>Title: </p>
 * <p>Description: </p>
 * <p>Copyright: Copyright (c) 2004</p>
 * <p>Company: </p>
 * @author not attributable
 * @version 1.0
 */

public class tezcDialog extends JDialog {
  JPanel panel1 = new JPanel();
  JLabel jLabel1 = new JLabel();
  JLabel jLabel2 = new JLabel();
  JLabel jLabel3 = new JLabel();
  JLabel jLabel4 = new JLabel();
  JTextField jTextField1 = new JTextField();
  JTextField jTextField2 = new JTextField();
  JComboBox jComboBox1 = new JComboBox();
  JPasswordField jPasswordField1 = new JPasswordField();
  JTextField jTextField3 = new JTextField();
  JLabel jLabel5 = new JLabel();
  JButton jButton1 = new JButton();
  JButton jButton2 = new JButton();
  private  Connection con;
  private  mainFrame Frame1;
  private  Statement stmt;


  public tezcDialog(mainFrame frame, String title, boolean modal) {
    super(frame, title, modal);
    this.setLocation(309,239);
    Frame1=frame;
    try {
      jbInit();
      pack();
    }
    catch(Exception ex) {
      ex.printStackTrace();
    }
  }

  public tezcDialog() {
    this(null, "", false);
  }
  private void jbInit() throws Exception {
    panel1.setLayout(null);
    jLabel1.setFont(new java.awt.Font("Serif", 0, 16));
    jLabel1.setForeground(SystemColor.textHighlight);
    jLabel1.setVerifyInputWhenFocusTarget(true);
    jLabel1.setHorizontalAlignment(SwingConstants.CENTER);
    jLabel1.setText("教师号：");
    jLabel1.setBounds(new Rectangle(-1, 15, 85, 37));
    jLabel2.setBounds(new Rectangle(196, 12, 85, 37));
    jLabel2.setText("姓名：");
    jLabel2.setHorizontalAlignment(SwingConstants.CENTER);
    jLabel2.setVerifyInputWhenFocusTarget(true);
    jLabel2.setForeground(SystemColor.textHighlight);
    jLabel2.setFont(new java.awt.Font("Serif", 0, 16));
    jLabel3.setFont(new java.awt.Font("Serif", 0, 16));
    jLabel3.setForeground(SystemColor.textHighlight);
    jLabel3.setVerifyInputWhenFocusTarget(true);
    jLabel3.setHorizontalAlignment(SwingConstants.CENTER);
    jLabel3.setText("性别：");
    jLabel3.setBounds(new Rectangle(-1, 72, 85, 37));
    jLabel4.setFont(new java.awt.Font("Serif", 0, 16));
    jLabel4.setForeground(Color.red);
    jLabel4.setVerifyInputWhenFocusTarget(true);
    jLabel4.setHorizontalAlignment(SwingConstants.CENTER);
    jLabel4.setText("密码：");
    jLabel4.setBounds(new Rectangle(199, 70, 85, 37));
    jTextField1.setFont(new java.awt.Font("Serif", 0, 12));
    jTextField1.setText("");
    jTextField1.setBounds(new Rectangle(83, 17, 104, 27));
    jTextField2.setBounds(new Rectangle(262, 17, 104, 27));
    jTextField2.setText("");
    jTextField2.setFont(new java.awt.Font("Serif", 0, 12));
    Class.forName("com.microsoft.jdbc.sqlserver.SQLServerDriver");
    String url = "jdbc:microsoft:sqlserver://ISSAC:1433;DatabaseName=StudentGL";
    String username = "sa";
    String password = "123456";
    Connection con = DriverManager.getConnection(url,username,password);
    Statement stmt1 = con.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE, ResultSet.CONCUR_READ_ONLY);
    ResultSet strs1 = stmt1.executeQuery("select distinct Sex from StudentInfo");
    jComboBox1.setFont(new java.awt.Font("Serif", 0, 12));
    jComboBox1.setBounds(new Rectangle(83, 76, 109, 23));
    jComboBox1.addItem("");
   while(strs1.next()){
   jComboBox1.addItem(strs1.getString("Sex"));
  }
  con.close();

    jPasswordField1.setText("");
    jPasswordField1.setBounds(new Rectangle(262, 73, 106, 27));
    jTextField3.setBackground(Color.lightGray);
    jTextField3.setFont(new java.awt.Font("Serif", 0, 12));
    jTextField3.setForeground(Color.red);
    jTextField3.setSelectedTextColor(Color.white);
    jTextField3.setText("所有选项都为必填！");
    jTextField3.setBounds(new Rectangle(129, 130, 238, 30));
    jLabel5.setFont(new java.awt.Font("Serif", 0, 16));
    jLabel5.setForeground(Color.orange);
    jLabel5.setText("提示信息：");
    jLabel5.setBounds(new Rectangle(40, 129, 84, 30));
    jButton1.setBounds(new Rectangle(82, 196, 73, 25));
    jButton1.setFont(new java.awt.Font("Serif", 0, 12));
    jButton1.setForeground(Color.red);
    jButton1.setText("确定");
    jButton1.addActionListener(new tezcDialog_jButton1_actionAdapter(this));
    jButton2.setBounds(new Rectangle(269, 195, 73, 25));
    jButton2.setFont(new java.awt.Font("Serif", 0, 12));
    jButton2.setForeground(Color.orange);
    jButton2.setText("重设");
    jButton2.addActionListener(new tezcDialog_jButton2_actionAdapter(this));
    getContentPane().add(panel1);
    panel1.add(jLabel2, null);
    panel1.add(jLabel1, null);
    panel1.add(jLabel3, null);
    panel1.add(jLabel4, null);
    panel1.add(jTextField1, null);
    panel1.add(jTextField2, null);
    panel1.add(jComboBox1, null);
    panel1.add(jPasswordField1, null);
    panel1.add(jTextField3, null);
    panel1.add(jLabel5, null);
    panel1.add(jButton1, null);
    panel1.add(jButton2, null);
    con = connect.getconn();
  }

  void jButton1_actionPerformed(ActionEvent e) {
    try {
    con=connect.getconn();
    stmt=con.createStatement();
    String teid=jTextField1.getText().trim();
    String xm=jTextField2.getText().trim();
    String sex=jComboBox1.getSelectedItem().toString();
    String pwd= jPasswordField1.getText().trim();
    int rowcount=0;
    String loginQuery="select * from TeacherInfo where TeID="+teid+"";
    ResultSet rs = stmt.executeQuery(loginQuery);
    while (rs.next()){
      rowcount++;
    }if(rowcount==1){
       jTextField3.setText("教师号已经存在，请重新输入!");
     }
     else if((rowcount==0)){
     String insert="insert into TeacherInfo values('"+teid+"','"+pwd+"','"+xm+"','"+sex+"')";
     stmt.executeUpdate(insert);
     Frame1.login=true;
     this.hide();
     return;
     }
    con.close();


  }catch(SQLException ex){
     System.out.print("系统或者输进数据错误！");}
  }

  void jButton2_actionPerformed(ActionEvent e) {
    jTextField1.setText("");
    jTextField2.setText("");
    jTextField3.setText("所有选项都为必填！");
    jPasswordField1.setText("");
    jComboBox1.setSelectedIndex(0);

  }
}

class tezcDialog_jButton1_actionAdapter implements java.awt.event.ActionListener {
  tezcDialog adaptee;

  tezcDialog_jButton1_actionAdapter(tezcDialog adaptee) {
    this.adaptee = adaptee;
  }
  public void actionPerformed(ActionEvent e) {
    adaptee.jButton1_actionPerformed(e);
  }
}

class tezcDialog_jButton2_actionAdapter implements java.awt.event.ActionListener {
  tezcDialog adaptee;

  tezcDialog_jButton2_actionAdapter(tezcDialog adaptee) {
    this.adaptee = adaptee;
  }
  public void actionPerformed(ActionEvent e) {
    adaptee.jButton2_actionPerformed(e);
  }
}