MainActivity.java
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.Toast;
import androidx.appcompat.app.AppCompatActivity;
public class MainActivity extends AppCompatActivity {
Button b1, b2, b3, b4, b5, b6, b7, b8, b9;
int turn;
int draw;
Button playAgainButton;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
b1 = (Button) findViewById(R.id.b1);
b2 = (Button) findViewById(R.id.b2);
b3 = (Button) findViewById(R.id.b3);
b4 = (Button) findViewById(R.id.b4);
b5 = (Button) findViewById(R.id.b5);
b6 = (Button) findViewById(R.id.b6);
b7 = (Button) findViewById(R.id.b7);
b8 = (Button) findViewById(R.id.b8);
b9 = (Button) findViewById(R.id.b9);
playAgainButton = (Button) findViewById(R.id.playAgainButton);
turn = 1;
draw = 1;
playAgainButton.setOnClickListener(new View.OnClickListener() {
public void onClick(View view) {
Intent intent = new Intent(getApplicationContext(), MainActivity.class);
startActivity(intent);
finish();
}
});
b1.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
if (b1.getText().toString().equals("")) {
if (turn == 1) {
turn = 2;
b1.setText("X");
} else if (turn == 2) {
turn = 1;
b1.setText("O");
}
}
endGame();
draw++;
}
});
b2.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
if (b2.getText().toString().equals("")) {
if (turn == 1) {
turn = 2;
b2.setText("X");
} else if (turn == 2) {
turn = 1;
b2.setText("O");
}
}
endGame();
draw++;
}
});
b3.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
if (b3.getText().toString().equals("")) {
if (turn == 1) {
turn = 2;
b3.setText("X");
} else if (turn == 2) {
turn = 1;
b3.setText("O");
}
}
endGame();
draw++;
}
});
b4.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
if (b4.getText().toString().equals("")) {
if (turn == 1) {
turn = 2;
b4.setText("X");
} else if (turn == 2) {
turn = 1;
b4.setText("O");
}
}
endGame();
draw++;
}
});
b5.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
if (b5.getText().toString().equals("")) {
if (turn == 1) {
turn = 2;
b5.setText("X");
} else if (turn == 2) {
turn = 1;
b5.setText("O");
}
}
endGame();
draw++;
}
});
b6.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
if (b6.getText().toString().equals("")) {
if (turn == 1) {
turn = 2;
b6.setText("X");
} else if (turn == 2) {
turn = 1;
b6.setText("O");
}
}
endGame();
draw++;
}
});
b7.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
if (b7.getText().toString().equals("")) {
if (turn == 1) {
turn = 2;
b7.setText("X");
} else if (turn == 2) {
turn = 1;
b7.setText("O");
}
}
endGame();
draw++;
}
});
b8.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
if (b8.getText().toString().equals("")) {
if (turn == 1) {
turn = 2;
b8.setText("X");
} else if (turn == 2) {
turn = 1;
b8.setText("O");
}
}
endGame();
draw++;
}
});
b9.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
if (b9.getText().toString().equals("")) {
if (turn == 1) {
turn = 2;
b9.setText("X");
} else if (turn == 2) {
turn = 1;
b9.setText("O");
}
}
endGame();
draw++;
}
});
}
public void endGame() {
String a, b, c, d, e, f, g, h, i;
boolean end = false;
a = b1.getText().toString();
b = b2.getText().toString();
c = b3.getText().toString();
d = b4.getText().toString();
e = b5.getText().toString();
f = b6.getText().toString();
g = b7.getText().toString();
h = b8.getText().toString();
i = b9.getText().toString();
if (a.equals("X") && b.equals("X") && c.equals("X")) {
Toast.makeText(MainActivity.this, "Winner Player X!", Toast.LENGTH_LONG).show();
end = true;
}
if (a.equals("X") && e.equals("X") && i.equals("X")) {
Toast.makeText(MainActivity.this, "Winner Player X!", Toast.LENGTH_LONG).show();
end = true;
}
if (a.equals("X") && d.equals("X") && g.equals("X")) {
Toast.makeText(MainActivity.this, "Winner Player X!", Toast.LENGTH_LONG).show();
end = true;
}
if (b.equals("X") && e.equals("X") && h.equals("X")) {
Toast.makeText(MainActivity.this, "Winner Player X!", Toast.LENGTH_LONG).show();
end = true;
}
if (c.equals("X") && f.equals("X") && i.equals("X")) {
Toast.makeText(MainActivity.this, "Winner Player X!", Toast.LENGTH_LONG).show();
end = true;
}
if (d.equals("X") && e.equals("X") && f.equals("X")) {
Toast.makeText(MainActivity.this, "Winner Player X!", Toast.LENGTH_LONG).show();
end = true;
}
if (g.equals("X") && h.equals("X") && i.equals("X")) {
Toast.makeText(MainActivity.this, "Winner Player X!", Toast.LENGTH_LONG).show();
end = true;
}
if (g.equals("X") && e.equals("X") && c.equals("X")) {
Toast.makeText(MainActivity.this, "Winner Player X!", Toast.LENGTH_LONG).show();
end = true;
}
if (a.equals("O") && b.equals("O") && c.equals("O")) {
Toast.makeText(MainActivity.this, "Winner Player O!", Toast.LENGTH_LONG).show();
end = true;
}
if (a.equals("O") && e.equals("O") && i.equals("O")) {
Toast.makeText(MainActivity.this, "Winner Player O!", Toast.LENGTH_LONG).show();
end = true;
}
if (a.equals("O") && d.equals("O") && g.equals("O")) {
Toast.makeText(MainActivity.this, "Winner Player O!", Toast.LENGTH_LONG).show();
end = true;
}
if (b.equals("O") && e.equals("O") && h.equals("O")) {
Toast.makeText(MainActivity.this, "Winner Player O!", Toast.LENGTH_LONG).show();
end = true;
}
if (c.equals("O") && f.equals("O") && i.equals("O")) {
Toast.makeText(MainActivity.this, "Winner Player O!", Toast.LENGTH_LONG).show();
end = true;
}
if (d.equals("O") && e.equals("O") && f.equals("O")) {
Toast.makeText(MainActivity.this, "Winner Player O!", Toast.LENGTH_LONG).show();
end = true;
}
if (g.equals("O") && h.equals("O") && i.equals("O")) {
Toast.makeText(MainActivity.this, "Winner Player O!", Toast.LENGTH_LONG).show();
end = true;
}
if (g.equals("O") && e.equals("O") && c.equals("O")) {
Toast.makeText(MainActivity.this, "Winner Player X!", Toast.LENGTH_LONG).show();
end = true;
}
if (end) {
b1.setEnabled(false);
b2.setEnabled(false);
b3.setEnabled(false);
b4.setEnabled(false);
b5.setEnabled(false);
b6.setEnabled(false);
b7.setEnabled(false);
b8.setEnabled(false);
b9.setEnabled(false);
playAgainButton.setVisibility(View.VISIBLE);
}
if (draw == 9 && !end) {
Toast.makeText(MainActivity.this, "Draw Game!", Toast.LENGTH_LONG).show();
playAgainButton.setVisibility(View.VISIBLE);
}
}
}activity_main.xml
<?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="wrap_content" android:orientation="vertical" android:paddingLeft="@dimen/activity_horizontal_margin" android:paddingTop="@dimen/activity_horizontal_margin" android:paddingRight="@dimen/activity_horizontal_margin" android:paddingBottom="@dimen/activity_vertical_margin" android:weightSum="3" tools:context="com.boriskonan.tictactoe.MainActivity"> <LinearLayout android:layout_width="match_parent" android:layout_height="120dp" android:weightSum="3"> <Button android:id="@+id/b1" android:layout_width="match_parent" android:layout_height="match_parent" android:layout_weight="1" android:textSize="50dp" /> <Button android:id="@+id/b2" android:layout_width="match_parent" android:layout_height="match_parent" android:layout_weight="1" android:textSize="50dp" /> <Button android:id="@+id/b3" android:layout_width="match_parent" android:layout_height="match_parent" android:layout_weight="1" android:textSize="50dp" /> </LinearLayout> <LinearLayout android:layout_width="match_parent" android:layout_height="120dp" android:weightSum="3"> <Button android:id="@+id/b4" android:layout_width="match_parent" android:layout_height="match_parent" android:layout_weight="1" android:textSize="50dp" /> <Button android:id="@+id/b5" android:layout_width="match_parent" android:layout_height="match_parent" android:layout_weight="1" android:textSize="50dp" /> <Button android:id="@+id/b6" android:layout_width="match_parent" android:layout_height="match_parent" android:layout_weight="1" android:textSize="50dp" /> </LinearLayout> <LinearLayout android:layout_width="match_parent" android:layout_height="120dp" android:weightSum="3"> <Button android:id="@+id/b7" android:layout_width="match_parent" android:layout_height="match_parent" android:layout_weight="1" android:textSize="50dp" /> <Button android:id="@+id/b8" android:layout_width="match_parent" android:layout_height="match_parent" android:layout_weight="1" android:textSize="50dp" /> <Button android:id="@+id/b9" android:layout_width="match_parent" android:layout_height="match_parent" android:layout_weight="1" android:textSize="50dp" /> </LinearLayout> <Button android:id="@+id/playAgainButton" android:layout_width="wrap_content" android:layout_height="wrap_content" android:onClick="playAgain" android:text="Play Again" android:visibility="invisible" tools:ignore="OnClick" /> </LinearLayout>
