xqkcpanel.java~4~

简单的学生管理系统。。用JBUILER和SQL2000。

package studentgl;

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


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

public class xqkcPanel extends JPanel {
  BorderLayout borderLayout1 = new BorderLayout();
  JSplitPane jSplitPane1 = new JSplitPane();
  JPanel jPanel1 = new JPanel();
  JScrollPane jScrollPane1 = new JScrollPane();
  JLabel jLabel1 = new JLabel();
  JComboBox jComboBox1 = new JComboBox();
  JLabel jLabel2 = new JLabel();
  JComboBox jComboBox2 = new JComboBox();
  JButton jButton1 = new JButton();
  JButton jButton2 = new JButton();
  TableScrollPane tableScrollPane1 = new TableScrollPane();
  JdbTable jdbTable1 = new JdbTable();
  Database database1 = new Database();
  QueryDataSet queryDataSet1 = new QueryDataSet();

  public xqkcPanel() {
    try {
      jbInit();
    }
    catch(Exception ex) {
      ex.printStackTrace();
    }
  }
  void jbInit() throws Exception {
    this.setLayout(borderLayout1);
    jSplitPane1.setOrientation(JSplitPane.VERTICAL_SPLIT);
    jPanel1.setLayout(null);
    jLabel1.setFont(new java.awt.Font("Serif", 0, 14));
    jLabel1.setForeground(SystemColor.textHighlight);
    jLabel1.setHorizontalAlignment(SwingConstants.CENTER);
    jLabel1.setText("学期：");
    jLabel1.setBounds(new Rectangle(-1, 11, 74, 21));
    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 term from CourseInfo");
    ResultSet strs2 = stmt1.executeQuery("select distinct CoName  from CourseInfo");

    jComboBox1.setFont(new java.awt.Font("Serif", 0, 12));
    jComboBox1.setBounds(new Rectangle(69, 10, 105, 24));
    jComboBox1.addItem("");
     while(strs1.next()){
    jComboBox1.addItem(strs1.getString("term"));
   }


    jLabel2.setBounds(new Rectangle(195, 12, 74, 21));
    jLabel2.setText("课程：");
    jLabel2.setHorizontalAlignment(SwingConstants.CENTER);
    jLabel2.setForeground(SystemColor.textHighlight);
    jLabel2.setFont(new java.awt.Font("Serif", 0, 14));

    jComboBox2.setBounds(new Rectangle(266, 9, 105, 24));
    jComboBox2.setFont(new java.awt.Font("Serif", 0, 12));
    jComboBox2.addItem("");
    while(strs2.next()){
   jComboBox2.addItem(strs2.getString("CoName"));
  }
    con.close();
    jButton1.setBounds(new Rectangle(83, 44, 73, 25));
    jButton1.setFont(new java.awt.Font("Serif", 0, 12));
    jButton1.setForeground(Color.red);
    jButton1.setText("确定");
    jButton1.addActionListener(new xqkcPanel_jButton1_actionAdapter(this));
    jButton2.setBounds(new Rectangle(280, 45, 73, 25));
    jButton2.setFont(new java.awt.Font("Serif", 0, 12));
    jButton2.setForeground(Color.orange);
    jButton2.setText("重设");
    jButton2.addActionListener(new xqkcPanel_jButton2_actionAdapter(this));
    database1.setConnection(new com.borland.dx.sql.dataset.ConnectionDescriptor("jdbc:microsoft:sqlserver://Issac:1433;DatabaseName=studentgl", "sa", "123456", false, "com.microsoft.jdbc.sqlserver.SQLServerDriver"));
    //queryDataSet1.setQuery(new com.borland.dx.sql.dataset.QueryDescriptor(database1, "", null, true, Load.ALL));
   // column1.setCaption("123");
    //column1.setColumnName("NewColumn1");
    //column1.setDataType(com.borland.dx.dataset.Variant.STRING);
    //column1.setServerColumnName("NewColumn1");
    //column1.setSqlType(0);
    jdbTable1.setFont(new java.awt.Font("Serif", 0, 12));
    this.add(jSplitPane1, BorderLayout.CENTER);
    jSplitPane1.add(jPanel1, JSplitPane.TOP);
    jPanel1.add(jLabel2, null);
    jPanel1.add(jLabel1, null);
    jPanel1.add(jComboBox1, null);
    jPanel1.add(jComboBox2, null);
    jPanel1.add(jButton1, null);
    jPanel1.add(jButton2, null);
    jSplitPane1.add(jScrollPane1, JSplitPane.BOTTOM);
    jScrollPane1.getViewport().add(tableScrollPane1, null);
    tableScrollPane1.getViewport().add(jdbTable1, null);
    jSplitPane1.setDividerLocation(80);
  //  queryDataSet1.setColumns(new Column[] {column1});
  }

  void jButton1_actionPerformed(ActionEvent e) {
  if((jComboBox1.getSelectedItem().toString()!=null)&&(jComboBox2.getSelectedItem().toString()!=null)){
      queryDataSet1.close();
      String Term=jComboBox1.getSelectedItem().toString();
      String coname=jComboBox2.getSelectedItem().toString();
      queryString="select StID,StName,Score from kcview where term='"+Term+"' and Coname='"+coname+"'";
      queryDataSet1.setQuery(new com.borland.dx.sql.dataset.QueryDescriptor(database1,queryString,null, true, Load.ALL));
      column1.setCaption("学号");
    //column1.setFont(new java.awt.Font("Serif", 0, 14));
     column1.setColumnName("StID");
    column1.setDataType(com.borland.dx.dataset.Variant.STRING);
    column1.setTableName("kcview");
    column1.setServerColumnName("StID");
    column1.setSqlType(0);
    column1.setWidth(5);
    column2.setCaption("姓名");
     //column1.setFont(new java.awt.Font("Serif", 0, 14));
     column2.setColumnName("StName");
     column2.setDataType(com.borland.dx.dataset.Variant.STRING);
     column2.setTableName("kcview");
     column2.setServerColumnName("StName");
     column2.setSqlType(0);
     column2.setWidth(8);
     column3.setCaption("成绩");
     //column2.setFont(new java.awt.Font("Serif", 0, 12));
     column3.setColumnName("Score");
     column3.setDataType(com.borland.dx.dataset.Variant.STRING);
     column3.setTableName("kcview");
     column3.setServerColumnName("Score");
     column3.setSqlType(0);
     column3.setWidth(8);
     queryDataSet1.setColumns(new Column[] {column1,column2,column3});
       queryDataSet1.refresh();
       jdbTable1.setDataSet(queryDataSet1);
       jdbTable1.repaint();

     }
   }
     private String queryString;
     Column column1 = new Column();
     Column column2 =new Column();
     Column column3 =new Column();

  void jButton2_actionPerformed(ActionEvent e) {
      jComboBox1.setSelectedIndex(0);
      jComboBox2.setSelectedIndex(0);
  }

}

class xqkcPanel_jButton1_actionAdapter implements java.awt.event.ActionListener {
  xqkcPanel adaptee;

  xqkcPanel_jButton1_actionAdapter(xqkcPanel adaptee) {
    this.adaptee = adaptee;
  }
  public void actionPerformed(ActionEvent e) {
    adaptee.jButton1_actionPerformed(e);
  }
}

class xqkcPanel_jButton2_actionAdapter implements java.awt.event.ActionListener {
  xqkcPanel adaptee;

  xqkcPanel_jButton2_actionAdapter(xqkcPanel adaptee) {
    this.adaptee = adaptee;
  }
  public void actionPerformed(ActionEvent e) {
    adaptee.jButton2_actionPerformed(e);
  }
}