48

import java.applet.Applet;
import java.awt.*;

public class SumasGidBag extends Applet
{
double num1,num2,num;
Label etiqueta1= new Label("Ingrese un número :");
Label etiqueta2= new Label("Ingrese otro número :");
TextField caja1=new TextField(4);
TextField caja2=new TextField(4);
TextField caja3=new TextField(4);
TextField caja4=new TextField(4);
TextField caja5=new TextField(4);
TextField caja6=new TextField(4);
Button Sumar= new Button("SUMA");
Button Restar= new Button("RESTA");
Button Multiplicar= new Button("MULTIPLICA");
Button Dividir= new Button("DIVIDE");
int evt;
public void init()
{
setLayout(null);
etiqueta1.setBounds(20,20,110,30);
caja1.setBounds(140,20,100,25);
etiqueta2.setBounds(250,20,110,30);
caja2.setBounds(370,20,100,25);
Sumar.setBounds(30,70,80,25);
caja3.setBounds(140,70,100,25);
Restar.setBounds(260,70,80,25);
caja4.setBounds(370,70,100,25);
Multiplicar.setBounds(30,120,80,25);
caja5.setBounds(140,120,100,25);
Dividir.setBounds(260,120,80,25);
caja6.setBounds(370,120,100,25);
add(etiqueta1);
add(caja1);
add(etiqueta2);
add(caja2);
add(Sumar);
add(caja3);
add(Restar);
add(caja4);
add(Multiplicar);
add(caja5);
add(Dividir);
add(caja6);
}
public boolean action(Event evt,Object arg)
{

if("SUMA".equals( evt.arg ))
{
num1=Integer.parseInt(caja1.getText());
num2=Integer.parseInt(caja2.getText());
num=num1+num2;
caja3.setText(Double.toString(num));
}

if("RESTA".equals( evt.arg ))
{
num1=Integer.parseInt(caja1.getText());
num2=Integer.parseInt(caja2.getText());
num=num1-num2;
caja4.setText(Double.toString(num));
}

if("MULTIPLICA".equals( evt.arg ))
{
num1=Integer.parseInt(caja1.getText());
num2=Integer.parseInt(caja2.getText());
num=num1*num2;
caja5.setText(Double .toString(num));
}

if("DIVIDE".equals( evt.arg ))
{
num1=Double.parseDouble(caja1.getText());
num2=Double.parseDouble(caja2.getText());
num=(num1/num2);
caja6.setText(Double.toString(num));
repaint();
}
return true;
}
}