所以问题是我挥杆很烂，不知道如何使用keylistener，它开始听键太多次（第二场比赛后录制2个键，第三场后录制3个键，依此类推）。我不知道如何正确使用 Event Dispatch Thread，或者我什至应该使用它，并且赢/输计数错误地递增。此外，当我希望框架听键盘输入时，我请求它在窗口中的焦点，但是当我不希望框架读取键盘输入时，我不知道如何取消焦点。欢迎任何帮助。这是我第二次问这个问题，希望这次我让程序和问题更容易理解。编辑：游戏现在可以工作，还添加了写入日志文件的缓冲写入器。抱歉，懒得将代码的某些命名部分更改为英文，因为它们是立陶宛语。
import java.io.*;
import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyEvent;
import java.awt.event.KeyListener;
import javax.swing.*;
public class Hangman {
static int won = 0;
static int lost = 0;
static String key = "";
static String word = null;
static int no = 0;
static StringBuffer toguess;
static KeyboardFocusManager manager;
static Runnable hangman;
static ArrayList<String> tried;
static int gamecount = 0;
@SuppressWarnings("resource")
public static void main(String[] args) throws IOException {
FileWriter filewriter = new FileWriter("rezultatai.txt", true);
final BufferedWriter writer = new BufferedWriter(filewriter);
final DateFormat dateFormat = new SimpleDateFormat("yyyy/MM/dd HH:mm:ss");
final Date date = new Date();
hangman = new Runnable() {
public void run() {
final JFrame frame = new JFrame();
frame.setLayout(new GridLayout(4, 1));
final JLabel label = new JLabel();
label.setFont(new Font("Serif", Font.BOLD, 48));
label.setForeground(Color.GREEN);
label.setText("Kaledines kartuves");
final JPanel panel1 = new JPanel();
final JPanel panel2 = new JPanel();
final JPanel panel3 = new JPanel();
final JPanel panel4 = new JPanel();
final JLabel label3 = new JLabel();
panel1.add(label);
panel4.add(label3);
final JLabel label2 = new JLabel();
frame.setVisible(true);
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
final JButton button = new JButton("Pradeti");
panel2.add(button);
frame.add(panel1);
frame.add(panel2);
frame.add(panel3);
frame.setSize(800, 600);
button.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
gamecount = gamecount + 1;
no = 0;
label3.setText("6 tries left");
frame.add(panel4);
frame.setFocusable(true);
frame.requestFocusInWindow();
label2.setText("won " + won + ", lost " + lost);
panel3.add(label2);
button.setText("Sekantis");
BufferedReader reader = null;
try {
reader = new BufferedReader(new FileReader("hangeng.txt"));
} catch (FileNotFoundException e1) {
e1.printStackTrace();
}
int lineno = (int) (Math.random() * 167);
for (int i = 0; i < lineno; i++) {
try {
reader.readLine();
} catch (IOException e1) {
e1.printStackTrace();
}
}
word = null;
try {
word = reader.readLine().replace(" ", "");
} catch (IOException e1) {
e1.printStackTrace();
}
String missing = "";
for (int u = 0; u < (word.length() - 2); u++) {
missing = missing + "*";
}
final String guess = word.charAt(0) + missing
+ word.charAt((word.length() - 1));
toguess = new StringBuffer(guess);
label.setText(toguess.toString());
tried = new ArrayList<String>();
}
});
frame.addKeyListener(new KeyListener() {
@Override
public void keyPressed(KeyEvent e) {
}
@Override
public void keyReleased(KeyEvent e) {
}
@Override
public void keyTyped(KeyEvent e) {
if ((no == 6) && (!(toguess.toString().equals(word)))) {
frame.setFocusable(false);
button.requestFocusInWindow();
label.setText("Deja, bet zodis buvo " + word);
lost = lost + 1;
}
key = String.valueOf(e.getKeyChar());
String guessing = key;
Boolean k = false;
if ((no < 6)) {
k = false;
if (!(tried.contains(guessing))) {
tried.add(guessing);
for (int length = 1; length < (word.length()
- 1); length++) {
if (guessing.equals(word.substring(length,
(length + 1)))) {
toguess.replace(length, (length + 1),
String.valueOf(word.charAt(length)));
k = true;
}
}
if (k == false) {
no = no + 1;
}
}
label.setText(toguess.toString());
if (toguess.toString().equals(word)) {
label.setText("Teisingai! Zodis buvo " + word);
frame.setFocusable(false);
button.requestFocusInWindow();
no = 6;
won = won + 1;
}
}
label3.setText((6 - no) + " tries left");
}
});
frame.addWindowListener(new java.awt.event.WindowAdapter() {
@Override
public void windowClosing(java.awt.event.WindowEvent windowEvent) {
try {
writer.write(System.getProperty("line.separator")
+ dateFormat.format(date)
+ System.getProperty("line.separator")
+ (gamecount - 1) + " games played, "
+ lost + " lost " + won + " won");
} catch (IOException e) {
e.printStackTrace();
}
try {
writer.flush();
} catch (IOException e) {
e.printStackTrace();
}
try {
writer.close();
} catch (IOException e) {
e.printStackTrace();
}
}
});
}
};
hangman.run();
}
}