frame3.java~1~

学生管理系统:有辅导员登入,学生登入和老师登入界面

package student;

import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
import com.borland.dx.sql.dataset.*;
import com.borland.dx.dataset.*;

public class Frame3 extends JFrame {
  JLabel jLabel1 = new JLabel();
  JTextField jTextField1 = new JTextField();
  JButton jButton1 = new JButton();
  JButton jButton2 = new JButton();
  JLabel jLabel2 = new JLabel();
  String xieqi;
  JLabel jLabel3 = new JLabel();
  JTextField jTextField2 = new JTextField();
  Database database1 = new Database();
  ParameterRow parameterRow1 = new ParameterRow();
  QueryDataSet queryDataSet1 = new QueryDataSet();
  Column column1 = new Column();

  public Frame3(String xieqi) {
    try {
      this.xieqi=xieqi;
      jbInit();
    }
    catch(Exception ex) {
      ex.printStackTrace();
    }
  }

  void jbInit() throws Exception {
    jLabel1.setFont(new java.awt.Font("Dialog", 0, 15));
    jLabel1.setText("需修改的学期");
    jLabel1.setBounds(new Rectangle(39, 65, 102, 33));
    this.getContentPane().setLayout(null);
    jTextField1.setFont(new java.awt.Font("Dialog", 0, 15));
    jTextField1.setSelectionStart(11);
    jTextField1.setText("");
    jTextField1.setBounds(new Rectangle(155, 65, 127, 33));
    jButton1.setBounds(new Rectangle(63, 168, 92, 35));
    jButton1.setFont(new java.awt.Font("Dialog", 0, 15));
    jButton1.setText("确定");
    jButton1.addActionListener(new Frame3_jButton1_actionAdapter(this));
    jButton2.setBounds(new Rectangle(182, 168, 92, 35));
    jButton2.setFont(new java.awt.Font("Dialog", 0, 15));
    jButton2.setText("取消");
    jLabel2.setFont(new java.awt.Font("Dialog", 0, 15));
    jLabel2.setForeground(Color.red);
    jLabel2.setText("格式为：2005－2006学年度");
    jLabel2.setBounds(new Rectangle(39, 6, 269, 48));
    jLabel3.setFont(new java.awt.Font("Dialog", 0, 15));
    jLabel3.setText("更新为");
    jLabel3.setBounds(new Rectangle(39, 113, 102, 33));
    jTextField2.setFont(new java.awt.Font("Dialog", 0, 15));
    jTextField2.setEditable(false);
    jTextField2.setText(xieqi);
    jTextField2.setBounds(new Rectangle(155, 113, 127, 33));
    database1.setConnection(new com.borland.dx.sql.dataset.ConnectionDescriptor("jdbc:odbc:studentmanage", "", "", false, "sun.jdbc.odbc.JdbcOdbcDriver"));
    queryDataSet1.setQuery(new com.borland.dx.sql.dataset.QueryDescriptor(database1, "select * from xieqi where 学年=:学年", parameterRow1, true, Load.ALL));
    column1.setColumnName("学年");
    column1.setDataType(com.borland.dx.dataset.Variant.STRING);
    column1.setServerColumnName("NewColumn1");
    column1.setSqlType(0);
    parameterRow1.setColumns(new Column[] {column1});
    this.getContentPane().add(jLabel2, null);
    this.getContentPane().add(jButton2, null);
    this.getContentPane().add(jButton1, null);
    this.getContentPane().add(jTextField1, null);
    this.getContentPane().add(jLabel1, null);
    this.getContentPane().add(jLabel3, null);
    this.getContentPane().add(jTextField2, null);
  }

  void jButton1_actionPerformed(ActionEvent e) {
     String xieqi1=jTextField1.getText().trim();
     parameterRow1.setString("学年",xieqi1);
     queryDataSet1.executeQuery();
     if(queryDataSet1.rowCount()>0){
     String sql="update xieqi set 学年='"+xieqi+"' where  学年='"+xieqi1+"'";
     database1.executeStatement(sql);
     JOptionPane.showMessageDialog(this,"信息修改成功");
     System.exit(0);
    }
  }


}

class Frame3_jButton1_actionAdapter implements java.awt.event.ActionListener {
  Frame3 adaptee;

  Frame3_jButton1_actionAdapter(Frame3 adaptee) {
    this.adaptee = adaptee;
  }
  public void actionPerformed(ActionEvent e) {
    adaptee.jButton1_actionPerformed(e);
  }
}