//: c13:TicTacToe.java
// From 'Thinking in Java, 2nd ed.' by Bruce Eckel
// www.BruceEckel.com. See copyright notice in CopyRight.txt.
// Demonstration of dialog boxes
// and creating your own components.
// <applet code=TicTacToe
// width=200 height=100></applet>
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
import com.bruceeckel.swing.*;
public class TicTacToe extends JApplet {
JTextField
rows = new JTextField("3"),
cols = new JTextField("3");
static final int BLANK = 0, XX = 1, OO = 2;
class ToeDialog extends JDialog {
int turn = XX; // Start with x's turn
// w = number of cells wide
// h = number of cells high
public ToeDialog(int w, int h) {
setTitle("The game itself");
Container cp = getContentPane();
cp.setLayout(new GridLayout(w, h));
for(int i = 0; i < w * h; i++)
cp.add(new ToeButton());
setSize(w * 50, h * 50);
// JDK 1.3 close dialog:
//#setDefaultCloseOperation(
//# DISPOSE_ON_CLOSE);
// JDK 1.2 close dialog:
addWindowListener(new WindowAdapter() {
public void windowClosing(WindowEvent e){
dispose();
}
});
}
class ToeButton extends JPanel {
int state = BLANK;
public ToeButton() {
addMouseListener(new ML());
}
public void paintComponent(Graphics g) {
super.paintComponent(g);
int x1 = 0;
int y1 = 0;
int x2 = getSize().width - 1;
int y2 = getSize().height - 1;
g.drawRect(x1, y1, x2, y2);
x1 = x2/4;
y1 = y2/4;
int wide = x2/2;
int high = y2/2;
if(state == XX) {
g.drawLine(x1, y1,
x1 + wide, y1 + high);
g.drawLine(x1, y1 + high,
x1 + wide, y1);
}
if(state == OO) {
g.drawOval(x1, y1,
x1 + wide/2, y1 + high/2);
}
}
class ML extends MouseAdapter {
public void mousePressed(MouseEvent e) {
if(state == BLANK) {
state = turn;
turn = (turn == XX ? OO : XX);
}
else
state = (state == XX ? OO : XX);
repaint();
}
}
}
}
class BL implements ActionListener {
public void actionPerformed(ActionEvent e) {
JDialog d = new ToeDialog(
Integer.parseInt(rows.getText()),
Integer.parseInt(cols.getText()));
d.setVisible(true);
}
}
public void init() {
JPanel p = new JPanel();
p.setLayout(new GridLayout(2,2));
p.add(new JLabel("Rows", JLabel.CENTER));
p.add(rows);
p.add(new JLabel("Columns", JLabel.CENTER));
p.add(cols);
Container cp = getContentPane();
cp.add(p, BorderLayout.NORTH);
JButton b = new JButton("go");
b.addActionListener(new BL());
cp.add(b, BorderLayout.SOUTH);
}
public static void main(String[] args) {
Console.run(new TicTacToe(), 200, 100);
}
} ///:~