funsetclassroom.java

中小学校园的教师

package untitled2;

import javax.swing.*;
import java.awt.*;
import com.borland.jbcl.layout.*;
import com.borland.dbswing.*;
import com.borland.dx.sql.dataset.*;
import java.sql.Connection;
import java.sql.Statement;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.awt.event.*;

/**
 * <p>Title: </p>
 * <p>Description: </p>
 * <p>Copyright: Copyright (c) 2006</p>
 * <p>Company: </p>
 * @author not attributable
 * @version 1.0
 */

public class FUnsetClassroom extends JFrame {
  JLabel jLabel1 = new JLabel();
  JComboBox jCBclass = new JComboBox();
  JButton jButton4 = new JButton();
  XYLayout xYLayout2 = new XYLayout();
  JPanel jPanel2 = new JPanel();
  XYLayout xYLayout1 = new XYLayout();
  TableScrollPane tableScrollPane1 = new TableScrollPane();
  JdbTable jdbTable1 = new JdbTable();
  Database database1 = new Database();
  QueryDataSet queryDataSet1 = new QueryDataSet();
  Connection con;
 Statement st;
 PreparedStatement ps;
 ResultSet rs;
 String sql;


  public FUnsetClassroom() {
    try {
      jbInit();
      addIclassr();
    }
    catch (Exception ex) {
      ex.printStackTrace();
    }
  }

  void jbInit() throws Exception {
    jPanel2.setLayout(xYLayout2);
    jPanel2.setToolTipText("");
    jPanel2.setOpaque(true);
    jPanel2.setMaximumSize(new Dimension(32767, 32767));
    jPanel2.setDoubleBuffered(true);
    jPanel2.setDebugGraphicsOptions(0);
    jPanel2.setAutoscrolls(false);
    jPanel2.setLocale(java.util.Locale.getDefault());
    jPanel2.setEnabled(true);
    // jButton4.addActionListener(new UnsetClassroomPanel_jButton4_actionAdapter(this));
    // jButton4.addActionListener(new UnsetClassroomPanel_jButton4_actionAdapter(this));
    jButton4.setText("确定");
    jButton4.addActionListener(new FUnsetClassroom_jButton4_actionAdapter(this));
    // jCBclass.addActionListener(new UnsetClassroomPanel_jCBclass_actionAdapter(this));
    // jCBclass.addActionListener(new UnsetClassroomPanel_jCBclass_actionAdapter(this));
    jLabel1.setText("教室号");
    this.setSize(new Dimension(800, 600));
    this.getContentPane().setLayout(xYLayout1);
    database1.setConnection(new com.borland.dx.sql.dataset.ConnectionDescriptor(
        "jdbc:odbc:digital_campus", "dbw", "123456", false,
        "sun.jdbc.odbc.JdbcOdbcDriver"));
    queryDataSet1.setQuery(new com.borland.dx.sql.dataset.QueryDescriptor(
        database1,
        "SELECT classroom.classroom_id as 教室号,classroom.classroom_name as " +
        "教室名,classroom.classroom_site as 容量,classroom.classroom_size as 地址 " +
        "FROM Digital_Campus.dbo.classroom ", null, true, Load.ALL));
    jdbTable1.setDataSet(queryDataSet1);
    jPanel2.add(jButton4, new XYConstraints(273, 15, -1, -1));
    jPanel2.add(jCBclass, new XYConstraints(86, 13, 101, -1));
    jPanel2.add(jLabel1, new XYConstraints(22, 12, -1, 22));
    this.getContentPane().add(tableScrollPane1,
                              new XYConstraints(17, 62, 482, 304));
    tableScrollPane1.getViewport().add(jdbTable1, null);
    this.getContentPane().add(jPanel2, new XYConstraints(0, 1, 800, -1));
  }

  void addIclassr() throws SQLException {
    sql = "SELECT classroom_id FROM dbo.classroom where classroom_name <>''";
    con = DBConnection.getConnection();
    st = con.createStatement();
    rs = st.executeQuery(sql);
    while (rs.next()) {
      jCBclass.addItem(rs.getString(1));
    }

  }

  void jButton4_actionPerformed(ActionEvent e)
  {
    sql =
              "UPDATE dbo.classroom SET classroom_name = ? where classroom_id = "+jCBclass.getSelectedItem();
          Connection con = null;
          try{
            con = DBConnection.getConnection();
            PreparedStatement ps = con.prepareStatement(sql);
            ps.setString(1,"");

            ps.executeUpdate();
            JOptionPane.showMessageDialog(null,"去配成功！！！");
            queryDataSet1.refresh();
            closeP.close(ps);
          }catch(Exception ex){
            ex.printStackTrace();
          }finally{
            closeP.close(con);
          }

  }
}

class FUnsetClassroom_jButton4_actionAdapter implements java.awt.event.ActionListener {
  FUnsetClassroom adaptee;

  FUnsetClassroom_jButton4_actionAdapter(FUnsetClassroom adaptee) {
    this.adaptee = adaptee;
  }
  public void actionPerformed(ActionEvent e) {
    adaptee.jButton4_actionPerformed(e);
  }
}