package puzzle;

import javax.swing.JButton;

@SuppressWarnings("serial")
public class NumberButton extends JButton {	
	private int number;
	private final int row;
	private final int column;
	
	public NumberButton(int number, int row, int column) {
		setNumber(number);
		this.row = row;
		this.column = column;
	}
	
	public int getRow() {
		return row;
	}
	
	public int getColumn() {
		return column;
	}
	
	public int getNumber() {
		return number;
	}
	
	public void setNumber(int number) {
		this.number = number;
		if( number == 0 )
			setText("");
		else
			setText("" + number);
		setEnabled(number != 0);		
	}
	
	public boolean isEmpty() {
		return number == 0;
	}	
}