netscorereportframe.java

俄罗斯方块游戏,大学时写的,支持单机及点对点网络对战!同时我还在里面加入了使用技能的功能!不过有一个缺点,呵呵好象代码写的不够严谨,所以现在性能很低,我一直也没有优化它!

package ct;

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

//
public class netScoreReportFrame extends JFrame {
  JLabel username = new JLabel();
  XYLayout xYLayout1 = new XYLayout();
  JLabel score = new JLabel();
  JLabel o_username = new JLabel();
  JLabel o_score = new JLabel();
  JButton jButton1 = new JButton();
  Frame1 m_tFrame;
  String filename;
  ///////////////////////////////////////////////////////////////
  Connection conn=null;//
  Statement sttm=null;
  String sql="";
  ResultSet rs=null;

  QueryDataSet queryDataSet1 = new QueryDataSet();
  Database dataBase1 = new Database();
  JLabel jLabel1 = new JLabel();


  public netScoreReportFrame() {
    try {
      jbInit();
    }
    catch(Exception e) {
      e.printStackTrace();
    }
  }
  private void jbInit() throws Exception {
    username.setFont(new java.awt.Font("Dialog", 0, 14));
    username.setForeground(Color.magenta);
    username.setText("你的分数为:");
    this.getContentPane().setLayout(xYLayout1);
    o_username.setFont(new java.awt.Font("Dialog", 0, 14));
    o_username.setForeground(Color.red);
    o_username.setText("对手的分数为:");
    score.setFont(new java.awt.Font("Dialog", 0, 14));
    score.setForeground(Color.magenta);
    score.setText("");
    o_score.setFont(new java.awt.Font("Dialog", 0, 14));
    o_score.setForeground(Color.red);
    o_score.setText("");
    xYLayout1.setWidth(308);
    xYLayout1.setHeight(172);
    jButton1.setText("确定");
    jButton1.addActionListener(new netScoreReportFrame_jButton1_actionAdapter(this));
    filename="../ct/face-1.jpg";
    jLabel1.setIcon(new ImageIcon(filename));
    this.getContentPane().add(username,      new XYConstraints(10, 10, 90, 30));
    this.getContentPane().add(score,   new XYConstraints(120, 10, 100, 30));
    this.getContentPane().add(o_username,   new XYConstraints(10, 50, 90, 30));
    this.getContentPane().add(o_score,   new XYConstraints(120, 50, 100, 30));
    this.getContentPane().add(jButton1,    new XYConstraints(70, 100, 100, 30));
    this.getContentPane().add(jLabel1,   new XYConstraints(0, 0, 310, 175));
  }

  void jButton1_actionPerformed(ActionEvent e) {
    ///////////////////////////////////////

      try {
        Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
        try {
          conn = DriverManager.getConnection("jdbc:odbc:xqy");
          sttm = conn.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE,
                                      ResultSet.CONCUR_UPDATABLE);
        }
        catch (SQLException eu) {
          System.out.println(eu.getMessage());
        }
      }
      catch (ClassNotFoundException ey) {
        System.out.println(ey.getMessage());
      }
/////////////////////////////////////////////////////
        if(m_tFrame.m_nNetStatus==m_tFrame.SERVER){
      try {
        sql = "select * from paihangbang where name='" +
            username.getText().trim() + "'"; //判断此用户是否已经存在于本数据库中
        rs = sttm.executeQuery(sql);
        rs.absolute(1);
        if (!rs.isFirst()) { //如果不存在此用户，则插入数据
          sql = "insert into paihangbang values ('" + username.getText().trim() +
              "','" + score.getText().trim() + "')";
          int i = sttm.executeUpdate(sql);
          if (i == 1) {
            JOptionPane.showConfirmDialog(null, "成功进入排行榜", "恭喜",
                                          JOptionPane.DEFAULT_OPTION,
                                          JOptionPane.INFORMATION_MESSAGE);
            dispose();
          }
          else {
            JOptionPane.showConfirmDialog(null, "进入成功排行榜", "提示",
                                          JOptionPane.DEFAULT_OPTION,
                                          JOptionPane.WARNING_MESSAGE);
          }
        }
        else { //如果此用户已经存在，则更新用户的成绩

          int newscore = Integer.parseInt(score.getText().toString());
          int oldscore = rs.getInt(2);
          System.out.println(score);
          if (oldscore < newscore) { //当用户已经存在是，我们要判断此次分数是否比原来的分数高
            sql = "update paihangbang set score='" + newscore + "'where name='" +
                username.getText().trim() + "'";
            int i = sttm.executeUpdate(sql);
            if (i == 1) {
              JOptionPane.showConfirmDialog(null, "成功进入排行榜", "恭喜",
                                            JOptionPane.DEFAULT_OPTION,
                                            JOptionPane.INFORMATION_MESSAGE);
              dispose();
            }
            else {
              JOptionPane.showConfirmDialog(null, "进入成功排行榜", "提示",
                                            JOptionPane.DEFAULT_OPTION,
                                            JOptionPane.WARNING_MESSAGE);
            }
          }
          else {
            JOptionPane.showConfirmDialog(null, "还要继续加油哦", "加油",
                                          JOptionPane.DEFAULT_OPTION,
                                          JOptionPane.INFORMATION_MESSAGE);

          }

        }
      }
      catch (SQLException ee) {
        System.out.println(ee.getMessage());
      }
/////////////////////////////////////////////////////////////////////////////
      /////////////////////////////////////////////////////
      try {
        sql = "select * from paihangbang where name='" +
            o_username.getText().trim() + "'"; //判断此用户是否已经存在于本数据库中
        rs = sttm.executeQuery(sql);
        rs.absolute(1);
        if (!rs.isFirst()) { //如果不存在此用户，则插入数据
          sql = "insert into paihangbang values ('" + o_username.getText().trim() +
              "','" + o_score.getText().trim() + "')";
          int i = sttm.executeUpdate(sql);
          if (i == 1) {
            JOptionPane.showConfirmDialog(null, "成功进入排行榜", "恭喜",
                                          JOptionPane.DEFAULT_OPTION,
                                          JOptionPane.INFORMATION_MESSAGE);
            dispose();
          }
          else {
            JOptionPane.showConfirmDialog(null, "进入成功排行榜", "提示",
                                          JOptionPane.DEFAULT_OPTION,
                                          JOptionPane.WARNING_MESSAGE);
          }
        }
        else { //如果此用户已经存在，则更新用户的成绩

          int newscore = Integer.parseInt(o_score.getText().toString());
          int oldscore = rs.getInt(2);
          System.out.println(o_score);
          if (oldscore < newscore) { //当用户已经存在是，我们要判断此次分数是否比原来的分数高
            sql = "update paihangbang set score='" + newscore + "'where name='" +
                o_username.getText().trim() + "'";
            int i = sttm.executeUpdate(sql);
            if (i == 1) {
              JOptionPane.showConfirmDialog(null, "成功进入排行榜", "恭喜",
                                            JOptionPane.DEFAULT_OPTION,
                                            JOptionPane.INFORMATION_MESSAGE);
              dispose();
            }
            else {
              JOptionPane.showConfirmDialog(null, "进入成功排行榜", "提示",
                                            JOptionPane.DEFAULT_OPTION,
                                            JOptionPane.WARNING_MESSAGE);
            }
          }
          else {
            JOptionPane.showConfirmDialog(null, "还要继续加油哦", "加油",
                                          JOptionPane.DEFAULT_OPTION,
                                          JOptionPane.INFORMATION_MESSAGE);
          }

        }
      }
      catch (SQLException ee) {
        System.out.println(ee.getMessage());
      }

      try {
        conn.close();
        sttm.close();
        rs.close();
      }
      catch (SQLException er) {
        System.out.println(er.getMessage());
      }
     }
      this.dispose();

  }
  public void showQrryList(){
    try
       {
         Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
         try
         {
           conn=DriverManager.getConnection("jdbc:odbc:xqy");
           sttm=conn.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE,ResultSet.CONCUR_UPDATABLE);
         }
         catch(SQLException eu)
         {
           System.out.println(eu.getMessage());
         }
       }
       catch(ClassNotFoundException ey)
       {
         System.out.println(ey.getMessage());
       }
///////////////////////////////////
         sql="select top 10 * from paihangbang order by score desc";
         dataBase1.setConnection(new com.borland.dx.sql.dataset.ConnectionDescriptor("jdbc:odbc:xqy", "", "", false, "sun.jdbc.odbc.JdbcOdbcDriver"));
         queryDataSet1.setQuery(new QueryDescriptor(dataBase1,sql,null,true,Load.ALL));
         QuerryList qlist=new QuerryList();
         qlist.jdbTable1.setDataSet(queryDataSet1);
         qlist.setLocation(330,180);
         qlist.setSize(320,380);
         qlist.show();

      try
      {
        conn.close();
        sttm.close();

      }
      catch(SQLException er)
      {
        System.out.println(er.getMessage());
      }

  }
}

class netScoreReportFrame_jButton1_actionAdapter implements java.awt.event.ActionListener {
  netScoreReportFrame adaptee;
  netScoreReportFrame_jButton1_actionAdapter(netScoreReportFrame adaptee) {
    this.adaptee = adaptee;
  }
  public void actionPerformed(ActionEvent e) {
    adaptee.jButton1_actionPerformed(e);
  }
}