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Formulario33.java
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Formulario33.java
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import javax.swing.*;
import java.awt.event.*;
public class Formulario33 extends JFrame implements ActionListener{
private JTextField textfield1, textfield2;
private JLabel label1, label2, label3;
private JButton boton1;
String texto = "";
public Formulario33(){
setLayout(null);
label1= new JLabel("Valor 1");
label1.setBounds(50,5,100,30);
add(label1);
label2= new JLabel("Valor 2");
label2.setBounds(50,35,100,30);
add(label2);
label3= new JLabel("Resultado:");
label3.setBounds(120,80,100,30);
add(label3);
textfield1= new JTextField();
textfield1.setBounds(120,10,150,20);
add(textfield1);
textfield2= new JTextField();
textfield2.setBounds(120,40,150,20);
add(textfield2);
boton1= new JButton("Sumar");
boton1.setBounds(10,80,100,30);
add(boton1);
boton1.addActionListener(this);
}
public void actionPerformed(ActionEvent e){
if (e.getSource() == boton1){
int valor1 = 0, valor2 = 0, resultado = 0;
valor1 = Integer.parseInt(textfield1.getText());
valor2 = Integer.parseInt(textfield2.getText());
resultado = valor1 + valor2;
label3.setText("Resultado: " + resultado);
}
}
public static void main (String args[]){
Formulario33 formulario1 = new Formulario33();
formulario1.setBounds(0,0,300,150);
formulario1.setVisible(true);
formulario1.setLocationRelativeTo(null);
formulario1.setResizable(false);
}
}