import javax.swing.JFrame;
import javax.swing.JButton;
import javax.swing.JOptionPane;
import javax.swing.JTextField;
import java.awt.GridLayout;
import java.awt.event.*;

import javax.swing.JLabel;
import javax.swing.JButton;
//import javax.swing.JOptionpane;
import javax.swing.JPanel;
public class PasarVariable {
public static void main(String[] args) {
		miVentana ventana=new miVentana();
		ventana.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		ventana.setVisible(true);
	}
}
class miVentana extends JFrame{
	public miVentana(){
		this.setTitle("Ayuda1000");
		this.setSize(ancho,largo);
		miPanel panel=new miPanel();
		add(panel);
	}
	private static final int ancho=200;
	private static final int largo=100;
}
class miPanel extends JPanel{
	ObtenerVariable o=new ObtenerVariable();
	JTextField txtTexto=new JTextField();
	JLabel lbTexto=new JLabel("Ingrese Texto");
	JButton btnEnviar=new JButton("Enviar a otra Clase");
	JLabel lbEnviar=new JLabel("Enviar Variable");
	public miPanel()
	{
		this.setLayout(new GridLayout(2,2));
		add(lbTexto);add(txtTexto);
		add(lbEnviar);add(btnEnviar);
		Oyente oyente=new Oyente();
		btnEnviar.addActionListener(oyente);
	}
	class Oyente implements ActionListener{
		public void actionPerformed(ActionEvent e)
		{
			int var=Integer.parseInt(txtTexto.getText());
			o.setVariable(var);
			o.mostrarVaribale();
		}
	}
	
}
class ObtenerVariable{
	int var;
	public void setVariable(int var)
	{
		this.var=var;
	}
	public void mostrarVaribale()
	{
		System.out.println("Su valor es:"+var);
		//o
		//JOptionPane.showMessageDialog(null,"Su varible es:"+var);
	}
	
}