?? record.java
字號:
import java.io.*;
import java.util.*;
import javax.swing.*;
import java.awt.event.*;
import java.awt.*;
public class Record extends JDialog implements ActionListener
{
int time=0;
String grade=null;
String key=null;
String message=null;
Hashtable hashtable=null;
JTextField textName;
JLabel label=null;
JButton 確定,取消;
public Record(JFrame frame,Hashtable h)
{
super(frame,"記錄你的成績");
this.time=time;
this.grade=grade;
hashtable=h;
setBounds(100,100,240,160);
setResizable(false);
setVisible(false);
setModal(true);
確定=new JButton("確定");
取消=new JButton("取消");
textName=new JTextField(8);
textName.setText("匿名");
確定.addActionListener(this);
取消.addActionListener(this);
Container con=getContentPane();
con.setLayout(new GridLayout(2,1));
label=new JLabel("您現在是...高手,輸入您的大名上榜");
con.add(label);
JPanel p=new JPanel();
p.add(textName);
p.add(確定);
p.add(取消);
con.add(p);
addWindowListener(new WindowAdapter()
{
public void windwoClosing(WindowEvent e)
{
setVisible(false);
dispose();
}
}
);
}
public void setGrade(String grade)
{
this.grade=grade;
label.setText("您現在是"+grade+"高手,輸入您的大名上榜");
}
public void setTime(int time)
{
this.time=time;
}
public void actionPerformed(ActionEvent e)
{
if(e.getSource()==確定)
{
message=grade+"#"+time+"#"+" "+textName.getText();
key=grade;
writeRecord(key,message);
setVisible(false);
dispose();
}
if(e.getSource()==取消)
{
setVisible(false);
dispose();
}
}
public void writeRecord(String key,String message)
{
File f=new File("英雄榜.txt");
try{
FileInputStream in=new FileInputStream(f);
ObjectInputStream object_in=new ObjectInputStream(in);
hashtable=(Hashtable)object_in.readObject();
object_in.close();
in.close();
String temp=(String)hashtable.get(key);
StringTokenizer fenxi=new StringTokenizer(temp,"#");
fenxi.nextToken();
int n=Integer.parseInt(fenxi.nextToken());
if(time<n)
{
hashtable.put(key,message);
FileOutputStream out=new FileOutputStream(f);
ObjectOutputStream object_out=new ObjectOutputStream(out);
object_out.writeObject(hashtable);
object_out.close();
out.close();
}
}
catch(Exception e)
{
System.out.println(e);
}
}
}
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