xueshengmingchaxun.java

这是自己做的图书馆信息管理系统

package infomanagement;

/**
 * <p>Title: </p>
 *
 * <p>Description: </p>
 *
 * <p>Copyright: Copyright (c) 2003</p>
 *
 * <p>Company: </p>
 *
 * @author not attributable
 * @version 1.0
 */
import java.awt.*;
import javax.swing.*;
import com.borland.jbcl.layout.*;
import com.borland.dbswing.*;
import com.borland.dx.sql.dataset.*;
import com.borland.dx.dataset.*;
import java.awt.event.*;
import java.awt.Font;
import java.awt.BorderLayout;
import java.sql.*;

import java.sql.PreparedStatement;

/**
 * <p>Title: </p>
 * <p>Description: </p>
 * <p>Copyright: Copyright (c) 2003</p>
 * <p>Company: </p>
 * @author unascribed
 * @version 1.0
 */
public class xueshengmingchaxun extends JDialog {
  private JPanel jPanel1 = new JPanel();
  private XYLayout xYLayout1 = new XYLayout();
  private JLabel jLabel1 = new JLabel();
  private JLabel jLabel4 = new JLabel();
  private QueryDataSet queryDataSet1 = new QueryDataSet();
  private Database database1 = new Database();
  private QueryDataSet queryDataSet2 = new QueryDataSet();
  private Column column1 = new Column();
  JTextField jTextField1 = new JTextField();
  JButton jButton1 = new JButton();
  JTextArea jTextArea1=new JTextArea();
  JLabel jLabel2 = new JLabel();

  JScrollPane jScrollPane1 = new JScrollPane();
  JTable jTable1 ;
  String[] po1={"姓名","学号","所在系"};
  String[][] po=new String[10][3];


  public xueshengmingchaxun(Frame frame, String title, boolean modal) {
    super(frame, title, modal);
    try {
      jbInit();
      pack();
    }
    catch(Exception ex) {
      ex.printStackTrace();
    }
  }

  public xueshengmingchaxun() {
    this(null, "", false);
  }
  private void jbInit() throws Exception {
    jPanel1.setLayout(xYLayout1);
    jLabel1.setFont(new java.awt.Font("Dialog", 0, 23));
    jLabel1.setForeground(Color.magenta);
    jLabel1.setBorder(BorderFactory.createEtchedBorder());
    jLabel1.setText("                     请输入学生名");
    jLabel4.setBorder(BorderFactory.createEtchedBorder());
    database1.setConnection(new com.borland.dx.sql.dataset.ConnectionDescriptor
                            ("jdbc:odbc:local", "sa", "", false,
                             "sun.jdbc.odbc.JdbcOdbcDriver"));
    column1.setColumnName("NewColumn1");
    column1.setDataType(com.borland.dx.dataset.Variant.STRING);
    column1.setPreferredOrdinal(0);
    column1.setServerColumnName("NewColumn1");
    column1.setSqlType(0);
    jButton1.setText("查询");
    jButton1.addActionListener(new ActionListener()
       {
         public void actionPerformed(ActionEvent e)
         {
           abClicked(e);
         }
       } );
    jTable1=new JTable(po,po1);
    jLabel2.setFont(new java.awt.Font("宋体", Font.PLAIN, 20));
    jLabel2.setForeground(Color.red);
    jLabel2.setText("学生名");

    this.getContentPane().add(jPanel1, BorderLayout.CENTER);
    jPanel1.add(jLabel1, new XYConstraints(0, 1, 399, 53));
    jPanel1.add(jTextField1, new XYConstraints(154, 90, 205, -1));
    jPanel1.add(jLabel2, new XYConstraints(56, 87, -1, -1));
    jPanel1.add(jButton1, new XYConstraints(171, 136, -1, -1));
    jPanel1.add(jLabel4, new XYConstraints(3, 58, 397, 202));
    jPanel1.add(jScrollPane1, new XYConstraints(5, 165, 392, 93));
    jPanel1.add(jTable1, new XYConstraints(7, 168, 387, 88));
    jScrollPane1.getViewport().add(jTable1);

  }

  void abClicked(ActionEvent e)
    {
      dabaco bb=new dabaco();
      String gg="";
      String hh="";
      boolean mk=false;
      String a=jTextField1.getText().trim();
      String b="";
      if(a!="")
      {
        try
         {
           //System.out.println(a);
             String sql= "select * from student where 姓名 like"+"'%"+a+"%'";

             Statement st = bb.conn.createStatement();
             //System.out.println(a);


             //System.out.println(xy);
             ResultSet jk =st.executeQuery(sql);
              //ResultSet jk=bb.stmt.executeQuery(query);
             int u=0;
              while (jk.next())
              {
                //System.out.println(gg);
                for(int i=0;i<=2;i++)
                {
                    po[u][i]=jk.getString(i+1);
                  //System.out.println(rb.getString(i));
                  //gg=gg+jk.getString(i)+"    ";
                  //System.out.println(gg);
                }
                //gg=gg+"\n";
                u++;

              }
              jTable1=new JTable(po,po1);



           }
           catch(Exception aa)
           {
             //System.out.println(aa.getMessage());
           }
         }


    jTextArea1.setText(gg);




    }
  void cancel()
  {
    dispose() ;
  }



}