NumberButton.java

package com.vikesh.gamesudoku.view.buttonsgrid;

import com.vikesh.gamesudoku.GameEngine;

import android.content.Context;
import android.util.AttributeSet;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;

public class NumberButton extends Button implements OnClickListener {

private int number;
public NumberButton(Context context, AttributeSet attrs) {
super(context, attrs);
setOnClickListener(this);
}

@Override
public void onClick(View v) {
GameEngine.getInstance().setNumber(number);
}

public void setNumber(int number)
{
this.number = number;
}

}