orderbooksum.java~9~

来自「教材管理系统」· JAVA~9~ 代码 · 共 216 行

package bookmanager;

import javax.swing.*;
import com.borland.jbcl.layout.*;
import java.awt.*;
import java.sql.*; //引入包java.sql.*;
import javax.swing.table.*; //引入包sqljavax.swing.table.*;
import java.util.*; //引入包sqljava.util*;
import java.awt.event.*;

/**
 * <p>Title: </p>
 * <p>Description: </p>
 * <p>Copyright: Copyright (c) 2003</p>
 * <p>Company: </p>
 * @author not attributable
 * @version 1.0
 */

public class orderbooksum
    extends JFrame {
  //定义结果集
  ResultSet rs;
  //定义数据库操作对象
  private DBManager db = new DBManager();

  Vector tempvector = new Vector(1, 1);
  //定义DefaultTableModel模型
  DefaultTableModel model = new DefaultTableModel();
  //定义JTable为DefaultTableModel的实例model模式
  JTable jTableResult = new JTable(model);

  XYLayout xYLayout1 = new XYLayout();
  JScrollPane jScrollPane1 = new JScrollPane();
  JButton jButtonSearch = new JButton();
  JLabel jLabel1 = new JLabel();
  JTextField jTextFieldISBN = new JTextField();
  JLabel jLabel2 = new JLabel();
  JTextField jTextFieldordersum = new JTextField();
  JButton jButtonok = new JButton();

  public orderbooksum() {
    try {
      jbInit();
    }
    catch (Exception e) {
      e.printStackTrace();
    }
  }

  public static void main(String[] args) {
    orderbooksum orderbooksum = new orderbooksum();
  }

  private void jbInit() throws Exception {
    xYLayout1.setWidth(762);
    xYLayout1.setHeight(584);
    this.getContentPane().setLayout(xYLayout1);
    jButtonSearch.setText("查询");
    jButtonSearch.addMouseListener(new orderbooksum_jButtonSearch_mouseAdapter(this));
     jButtonok.addMouseListener(new orderbooksum_jButtonok_mouseAdapter(this));
    jButtonSearch.setBackground(UIManager.getColor("InternalFrame.inactiveTitleForeground"));
    jButtonSearch.setFont(new java.awt.Font("Dialog", 0, 16));
    // model中加入列名
   model.addColumn("ISBN号");
   model.addColumn("书名");
   model.addColumn("版本号");
   model.addColumn("出版社");
   model.addColumn("作者");
   model.addColumn("预定用户");
   model.addColumn("预定日期");
   model.addColumn("使用类别");
   model.addColumn("预定数量");
  this.setTitle("教材预定查询查询");

    jLabel1.setFont(new java.awt.Font("Dialog", 0, 16));
    jLabel1.setToolTipText("");
    jLabel1.setText("输入教材ISBN号");
    jTextFieldISBN.setFont(new java.awt.Font("Dialog", 0, 16));
    jTextFieldISBN.setText("");

    this.getContentPane().setBackground(UIManager.getColor("InternalFrame.inactiveTitleForeground"));
    this.setTitle("统计预定教材总数");
    jScrollPane1.getViewport().setBackground(UIManager.getColor("MenuBar.background"));
    jLabel2.setFont(new java.awt.Font("Dialog", 0, 16));
    jLabel2.setText("此书预定总数量");
    jTextFieldordersum.setFont(new java.awt.Font("Dialog", 0, 16));
    jTextFieldordersum.setToolTipText("");
    jTextFieldordersum.setText("");
    jButtonok.setBackground(SystemColor.inactiveCaptionText);
    jButtonok.setFont(new java.awt.Font("Dialog", 0, 16));
    jButtonok.setText("确定");
    this.getContentPane().add(jScrollPane1,     new XYConstraints(28, 112, 712, 361));
    this.getContentPane().add(jLabel1, new XYConstraints(32, 63, 133, 27));
    this.getContentPane().add(jTextFieldISBN, new XYConstraints(177, 56, 147, 28));
    this.getContentPane().add(jButtonSearch, new XYConstraints(350, 57, -1, 28));
    jScrollPane1.getViewport().add(jTableResult, null);
    this.getContentPane().add(jLabel2, new XYConstraints(43, 507, 126, 30));
    this.getContentPane().add(jTextFieldordersum, new XYConstraints(179, 505, 155, 32));
    this.getContentPane().add(jButtonok, new XYConstraints(359, 508, 76, 30));
  }

  void jButtonok_mouseClicked(MouseEvent e) {
    String strSQL;


   strSQL = "insert into  orderbook(ordersum) values('";
         strSQL = strSQL + jTextFieldordersum.getText().trim()   +"')";


     //由数据库操作对象执行数据库操作，并返回操作成功失败的提示信息
     if (db.executeSql(strSQL)) {
       JOptionPane.showMessageDialog(null, "统计成功");
     }
     else {
       JOptionPane.showMessageDialog(null, " 统计失败，请重新操作！");
     }




  }




//加载数据
  void jButtonSearch_mouseClicked(MouseEvent e) {
    String strSQL;
    //用isbn是否为空
      if (jTextFieldISBN.getText().trim().equals("")) {
        JOptionPane.showMessageDialog(null, "预订教材ISBN号不许为空！");
        return;
      }

    boolean isFirst = true;
    //检验书目是否存在
    strSQL = "select books.ISBN,name,author,Vnum,press,username,orderdate,ordernum,usetype from books,orderbook where books.ISBN=orderbook.ISBN ";
    if (!jTextFieldISBN.getText().trim().equals("")) {
           strSQL = strSQL + " and orderbook.ISBN='" +
               jTextFieldISBN.getText().trim() +
               "'";
         isFirst = false;
         }

    rs = db.getResult(strSQL);
    boolean isexist = false;
    try {
      isexist = rs.first();
    }
    catch (SQLException ex1) {
      JOptionPane.showMessageDialog(null, "ex1.toString() " + ex1.toString());
    }
    //若书目不存在，提示警告信息提醒用户
    if (!isexist) {
      JOptionPane.showMessageDialog(null, "此书没有被预定，请确认！");
      return;
    }
    //若存在，执行以下操作
    //清空model中的对象
    for (int n = model.getRowCount() - 1; n >= 0; n--)
      model.removeRow(n);

    try {
      rs.beforeFirst();
      while (rs.next()) {
        tempvector = new Vector(1, 1);
        tempvector.add(rs.getString("ISBN"));
       tempvector.add(rs.getString("name"));
       tempvector.add(rs.getString("Press"));
       tempvector.add(rs.getString("Author"));
       tempvector.add(rs.getString("Vnum"));

       tempvector.add(rs.getString("inuser"));
       tempvector.add(rs.getString("indate"));
       tempvector.add(rs.getString("innum"));
       tempvector.add(rs.getString("innewnum"));

        model.addRow(tempvector);
      }
    }
    catch (SQLException ex) {
      JOptionPane.showMessageDialog(null, "ex.toString() :" + ex.toString());
    }

  }
}

class orderbooksum_jButtonSearch_mouseAdapter
    extends java.awt.event.MouseAdapter {
  orderbooksum adaptee;

  orderbooksum_jButtonSearch_mouseAdapter(orderbooksum adaptee) {
    this.adaptee = adaptee;
  }

  public void mouseClicked(MouseEvent e) {
    adaptee.jButtonSearch_mouseClicked(e);
  }
}

class orderbooksum_jButtonok_mouseAdapter
    extends java.awt.event.MouseAdapter {
  orderbooksum adaptee;

  orderbooksum_jButtonok_mouseAdapter(orderbooksum adaptee) {
    this.adaptee = adaptee;
  }

  public void mouseClicked(MouseEvent e) {
    adaptee.jButtonok_mouseClicked(e);
  }
}