shumingchaxun.java~70~

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.ResultSet;
import java.sql.SQLException;
import java.sql.PreparedStatement;
import java.sql.*;

/**
 * <p>Title: </p>
 * <p>Description: </p>
 * <p>Copyright: Copyright (c) 2003</p>
 * <p>Company: </p>
 * @author unascribed
 * @version 1.0
 */
public class shumingchaxun 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();
  String query="";
  public shumingchaxun(Frame frame, String title, boolean modal) {
    super(frame, title, modal);
    try {
      jbInit();
      pack();
    }
    catch(Exception ex) {
      ex.printStackTrace();
    }
  }

  public shumingchaxun() {
    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("                     请输入书名");
    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.addMouseListener(new java.awt.event.MouseAdapter()
    {
      //判断输入是否正确，是就进入，否就弹出一个对话框提示错误
      public void mouseClicked(MouseEvent e)
      {
        abClicked(e);
      }



    }

    );


    jLabel2.setFont(new java.awt.Font("宋体", Font.PLAIN, 20));
    jLabel2.setForeground(Color.red);
    jLabel2.setText("书名");

    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));
    JScrollPane jspane=new JScrollPane(jTextArea1);
    jspane.setVerticalScrollBarPolicy(JScrollPane.VERTICAL_SCROLLBAR_ALWAYS);
    jPanel1.add(jspane, new XYConstraints(10, 160, 380, 90));
    jPanel1.add(jLabel4, new XYConstraints( -1, 56, 397, 202));

  }

  void abClicked(MouseEvent e)
    {
      dabaco bb=new dabaco();
      String gg="";
      String hh="";
      boolean mk=false;
      String a=jTextField1.getText().trim();
      String b="";
      if(a!="")
      {
        try
            {
                String xy = "select * from book where 书名 like"+"'%"+a+"%'";

                Statement ps = bb.conn.createStatement();
                //System.out.println(a);
                //ps.setString(1,a);

                //System.out.println(xy);
                ResultSet jk = ps.executeQuery(xy);
                 //ResultSet jk=bb.stmt.executeQuery(query);

                 while (jk.next())
                 {
                   //System.out.println(gg);
                   for(int i=1;i<=3;i++)
                   {

                     //System.out.println(rb.getString(i));
                     gg=gg+jk.getString(i)+"    ";
                     //System.out.println(gg);
                   }
                   gg=gg+"\n";

                 }



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


      jTextArea1.setText(gg);


      }



      //System.out.println(gg);


  void cancel()
  {
    dispose() ;
  }



}