TareaFinal_201603103

EF4_201603103.java

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+import java.awt.event.ActionListener;
+import javax.swing.*;
+import javax.swing.WindowConstants;
+import java.awt.event.ActionEvent;
+import java.util.logging.*;
+/**
+ *
+ * @author USUARIO
+ */
+public class EF4_201603103 extends JFrame {
+    static private JTextField texto;
+    static private JLabel et;
+    static private JButton boton;
+    /**
+     * @param args the command line arguments
+     */
+    public static void main(String[] args) {
+        EF4_201603103 ventana = new EF4_201603103();
+        ventana.show();
+
+    }
+    public EF4_201603103(){
+    setSize(250, 300);
+    setTitle("Sumadora");
+    setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
+    setResizable(false);
+    this.setLayout(null);
+    texto = new JTextField();
+    texto.setBounds(10, 10, 100,30);
+    texto.setVisible(true);
+    this.add(texto);
+    et = new JLabel();
+    et.setBounds(120, 10, 50, 30);
+    et.setVisible(true);
+    this.add(et);
+    boton = new JButton("Sumar");
+    boton.setBounds(10, 50, 100,40);
+    boton.setVisible(true);
+    boton.addActionListener(new ActionListener() {
+
+        public void actionPerformed(ActionEvent e) {
+            et.setText(getSuma(texto.getText()));
+        }
+
+    });
+    this.add(boton);
+
+  }
+
+  public String getSuma(String entrada){
+    String[] numeros = entrada.split(",");
+    int suma = 0;
+    int guardar = 0;
+    //Realizar suma
+    for(String numero:numeros)
+    {
+        int num = Integer.parseInt(numero);
+        suma = guardar + num;
+        guardar = suma;
+    }
+    return suma+"";
+  }
+
+
+}