Java/TicTacToe
Aus ZUM-Unterrichten
< Java
[Bild:Tictactoe.jpg]]
Variante mit Konsolenein- und ausgabe
Eine einfache TicTacToe-Variante für BlueJ. Ein und Ausgabe in der Konsole.
<java> import java.io.*; // wird von der Eingabe benötigt
public class Spielfeld {
//Eigenschaften
private Kaestchen[][] feld;
private static BufferedReader in; // Eingabe
//Konstruktor
public Spielfeld() {
feld = new Kaestchen[3][3];
for (int i=0;i<3;i++){// senkrecht
for (int j=0;j<3;j++){// waagerecht
feld[j][i]=new Kaestchen();
}
}
// Vorbereitung für die Eingabe
in = new BufferedReader(new InputStreamReader(System.in));
}
//Methoden
public void setzeSpielstein(int x, int y, String stein){
feld[x][y].setzeStein(stein);
}
public void gibSpielAus(){
System.out.println("\n 012");
for (int i=0;i<3;i++){
System.out.print(i+" ");
for (int j=0;j<3;j++){
System.out.print(feld[j][i].getZeichen());
}
System.out.println(); // Zeilenumbruch nach 3 Kaestchen
}
}
public void spieleEineRunde(){
// unguenstig: Starre Anzahl von Zügen, immer 10 Züge
int x,y;
for (int i=1;i<5;i++){
gibSpielAus();
System.out.print("Spieler X bitte die x-Koordinate (0-2)");
try {
x=liesInt();
}
catch(IOException e) {
x=-1;
}
System.out.print("Spieler X bitte die y-Koordinate (0-2)");
try {
y=liesInt();
}
catch(IOException e) {
y=-1;
}
setzeSpielstein(x, y, "X");
gibSpielAus();
System.out.print("Spieler O bitte die x-Koordinate (0-2)");
try {
x=liesInt();
}
catch(IOException e) {
x=-1;
}
System.out.print("Spieler O bitte die y-Koordinate (0-2)");
try {
y=liesInt();
}
catch(IOException e) {
y=-1;
}
setzeSpielstein(x, y, "O");
}
}
// Methode für die Eingabe
// Mehr hier: http://www.wifo.uni-mannheim.de/Java/oop/OOPinJava/kapitel11/StandardEingabe_java.html
public int liesInt() throws IOException {
try {
return Integer.parseInt(in.readLine());
}
catch(IOException e) {
return (-1);
}
}
} </java>
<java> public class Kaestchen {
String zeichen;
public Kaestchen() {
zeichen=" "; // Am Anfang leer
}
public void setzeStein(String pZeichen) {
if (!zeichen.equals(" ")) {System.out.println("Besetzt!");}
else {
if (pZeichen.equals("X") || pZeichen.equals("O")) {zeichen=pZeichen;}
else System.out.println("Ungueltige Eingabe, bitte X oder O waehlen!");
}
}
public String getZeichen(){
return zeichen;
}
} </java>
Variante mit GUI
Die folgende Variante wurde mit Netbeans-BlueJ erstellt. Sie soll ein Beispiel für den Umgang mit GUIs sein.
<java> /*
* TicTacGUI.java * * Created on 12. März 2007, 19:15 */
/**
* * @author ugh */
public class TicTacGUI extends javax.swing.JFrame {
private int amZug;
/** Creates new form TicTacGUI */
public TicTacGUI() {
initComponents();
amZug=0;
textField2.setText("0 startet das Spiel.");
label1.setText("Tic-Tac-Toe");
button1.setLabel("_");
button2.setLabel("_");
button3.setLabel("_");
button4.setLabel("_");
button5.setLabel("_");
button6.setLabel("_");
button7.setLabel("_");
button8.setLabel("_");
button9.setLabel("_");
}
/** This method is called from within the constructor to
* initialize the form.
* WARNING: Do NOT modify this code. The content of this method is
* always regenerated by the Form Editor.
*/
// <editor-fold defaultstate="collapsed" desc=" Generated Code ">//GEN-BEGIN:initComponents
private void initComponents() {
button1 = new java.awt.Button();
button2 = new java.awt.Button();
button3 = new java.awt.Button();
button4 = new java.awt.Button();
button5 = new java.awt.Button();
button6 = new java.awt.Button();
button7 = new java.awt.Button();
button8 = new java.awt.Button();
button9 = new java.awt.Button();
textField1 = new java.awt.TextField();
label1 = new java.awt.Label();
textField2 = new java.awt.TextField();
setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
button1.setLabel("button1");
button1.addMouseListener(new java.awt.event.MouseAdapter() {
public void mouseClicked(java.awt.event.MouseEvent evt) {
button1MouseClicked(evt);
}
});
button2.setLabel("button2");
button2.addMouseListener(new java.awt.event.MouseAdapter() {
public void mouseClicked(java.awt.event.MouseEvent evt) {
button2MouseClicked(evt);
}
});
button3.setLabel("button3");
button3.addMouseListener(new java.awt.event.MouseAdapter() {
public void mouseClicked(java.awt.event.MouseEvent evt) {
button3MouseClicked(evt);
}
});
button4.setLabel("button4");
button4.addMouseListener(new java.awt.event.MouseAdapter() {
public void mouseClicked(java.awt.event.MouseEvent evt) {
button4MouseClicked(evt);
}
});
button5.setLabel("button5");
button5.addMouseListener(new java.awt.event.MouseAdapter() {
public void mouseClicked(java.awt.event.MouseEvent evt) {
button5MouseClicked(evt);
}
});
button6.setLabel("button6");
button6.addMouseListener(new java.awt.event.MouseAdapter() {
public void mouseClicked(java.awt.event.MouseEvent evt) {
button6MouseClicked(evt);
}
});
button7.setLabel("button7");
button7.addMouseListener(new java.awt.event.MouseAdapter() {
public void mouseClicked(java.awt.event.MouseEvent evt) {
button7MouseClicked(evt);
}
});
button8.setLabel("button8");
button8.addMouseListener(new java.awt.event.MouseAdapter() {
public void mouseClicked(java.awt.event.MouseEvent evt) {
button8MouseClicked(evt);
}
});
button9.setLabel("button9");
button9.addMouseListener(new java.awt.event.MouseAdapter() {
public void mouseClicked(java.awt.event.MouseEvent evt) {
button9MouseClicked(evt);
}
});
textField1.setText("textField1");
label1.setText("label1");
textField2.setText("textField2");
org.jdesktop.layout.GroupLayout layout = new org.jdesktop.layout.GroupLayout(getContentPane());
getContentPane().setLayout(layout);
layout.setHorizontalGroup(
layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
.add(layout.createSequentialGroup()
.add(25, 25, 25)
.add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
.add(layout.createSequentialGroup()
.add(textField2, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, 340, Short.MAX_VALUE)
.addContainerGap())
.add(layout.createSequentialGroup()
.add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
.add(label1, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
.add(layout.createSequentialGroup()
.add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.TRAILING, false)
.add(org.jdesktop.layout.GroupLayout.LEADING, layout.createSequentialGroup()
.add(button7, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
.addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED, 20, Short.MAX_VALUE)
.add(button8, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE))
.add(org.jdesktop.layout.GroupLayout.LEADING, layout.createSequentialGroup()
.add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING, false)
.add(button1, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
.add(button4, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE))
.add(20, 20, 20)
.add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING, false)
.add(button5, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
.add(button2, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE))))
.add(29, 29, 29)
.add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
.add(button6, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
.add(button9, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
.add(button3, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE))
.add(55, 55, 55))
.add(textField1, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, 275, Short.MAX_VALUE))
.add(75, 75, 75))))
);
layout.linkSize(new java.awt.Component[] {button1, button2, button3, button4, button5, button6, button7, button8, button9}, org.jdesktop.layout.GroupLayout.HORIZONTAL);
layout.setVerticalGroup(
layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
.add(org.jdesktop.layout.GroupLayout.TRAILING, layout.createSequentialGroup()
.addContainerGap()
.add(label1, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
.addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)
.add(textField2, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
.add(23, 23, 23)
.add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.TRAILING)
.add(button2, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
.add(button1, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
.add(button3, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE))
.add(10, 10, 10)
.add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
.add(layout.createSequentialGroup()
.add(button6, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.add(0, 0, 0))
.add(button5, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.add(org.jdesktop.layout.GroupLayout.TRAILING, button4, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
.addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)
.add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
.add(org.jdesktop.layout.GroupLayout.TRAILING, layout.createSequentialGroup()
.add(button7, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
.addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED))
.add(org.jdesktop.layout.GroupLayout.TRAILING, layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING, false)
.add(button9, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.add(button8, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)))
.addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)
.add(textField1, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
.addContainerGap())
);
layout.linkSize(new java.awt.Component[] {button1, button2, button3, button4, button5, button6, button7, button8, button9}, org.jdesktop.layout.GroupLayout.VERTICAL);
pack(); }// </editor-fold>//GEN-END:initComponents
private void button9MouseClicked(java.awt.event.MouseEvent evt) {//GEN-FIRST:event_button9MouseClicked
if (button9.getLabel()=="_") {
if (amZug==0) button9.setLabel("0");
else button9.setLabel("X");
werteAus(2,2);
}
else {
textField1.setText("Hier ist schon ein Stein!");
}
}//GEN-LAST:event_button9MouseClicked
private void button8MouseClicked(java.awt.event.MouseEvent evt) {//GEN-FIRST:event_button8MouseClicked
if (button8.getLabel()=="_") {
if (amZug==0) button8.setLabel("0");
else button8.setLabel("X");
werteAus(1,2);
}
else {
textField1.setText("Hier ist schon ein Stein!");
}
}//GEN-LAST:event_button8MouseClicked
private void button7MouseClicked(java.awt.event.MouseEvent evt) {//GEN-FIRST:event_button7MouseClicked
if (button7.getLabel()=="_") {
if (amZug==0) button7.setLabel("0");
else button7.setLabel("X");
werteAus(0,2);
}
else {
textField1.setText("Hier ist schon ein Stein!");
}
}//GEN-LAST:event_button7MouseClicked
private void button6MouseClicked(java.awt.event.MouseEvent evt) {//GEN-FIRST:event_button6MouseClicked
if (button6.getLabel()=="_") {
if (amZug==0) button6.setLabel("0");
else button6.setLabel("X");
werteAus(2,1);
}
else {
textField1.setText("Hier ist schon ein Stein!");
}
}//GEN-LAST:event_button6MouseClicked
private void button5MouseClicked(java.awt.event.MouseEvent evt) {//GEN-FIRST:event_button5MouseClicked
if (button5.getLabel()=="_") {
if (amZug==0) button5.setLabel("0");
else button5.setLabel("X");
werteAus(1,1);
}
else {
textField1.setText("Hier ist schon ein Stein!");
}
}//GEN-LAST:event_button5MouseClicked
private void button4MouseClicked(java.awt.event.MouseEvent evt) {//GEN-FIRST:event_button4MouseClicked
if (button4.getLabel()=="_") {
if (amZug==0) button4.setLabel("0");
else button4.setLabel("X");
werteAus(0,1);
}
else {
textField1.setText("Hier ist schon ein Stein!");
}
}//GEN-LAST:event_button4MouseClicked
private void button3MouseClicked(java.awt.event.MouseEvent evt) {//GEN-FIRST:event_button3MouseClicked
if (button3.getLabel()=="_") {
if (amZug==0) button3.setLabel("0");
else button3.setLabel("X");
werteAus(2,0);
}
else {
textField1.setText("Hier ist schon ein Stein!");
}
}//GEN-LAST:event_button3MouseClicked
private void button2MouseClicked(java.awt.event.MouseEvent evt) {//GEN-FIRST:event_button2MouseClicked
if (button2.getLabel()=="_") {
if (amZug==0) button2.setLabel("0");
else button2.setLabel("X");
werteAus(1,0);
}
else {
textField1.setText("Hier ist schon ein Stein!");
}
}//GEN-LAST:event_button2MouseClicked
private void button1MouseClicked(java.awt.event.MouseEvent evt) {//GEN-FIRST:event_button1MouseClicked
if (button1.getLabel()=="_") {
if (amZug==0) button1.setLabel("0");
else button1.setLabel("X");
werteAus(0,0);
}
else {
textField1.setText("Hier ist schon ein Stein!");
}
}//GEN-LAST:event_button1MouseClicked
private void werteAus(int pX, int pY){
if (amZug==0) {
amZug=1;
textField2.setText("X setzt nun.");
}
else {
amZug=0;
textField2.setText("O ist dran.");
}
}
/**
* @param args the command line arguments
*/
public static void main(String args[]) {
java.awt.EventQueue.invokeLater(new Runnable() {
public void run() {
new TicTacGUI().setVisible(true);
}
});
}
// Variables declaration - do not modify//GEN-BEGIN:variables
private java.awt.Button button1;
private java.awt.Button button2;
private java.awt.Button button3;
private java.awt.Button button4;
private java.awt.Button button5;
private java.awt.Button button6;
private java.awt.Button button7;
private java.awt.Button button8;
private java.awt.Button button9;
private java.awt.Label label1;
private java.awt.TextField textField1;
private java.awt.TextField textField2;
// End of variables declaration//GEN-END:variables
} </java>
