El tema es que, usando esos gets, tampoco me permite acceder a otros componentes de la pantalla...
Cómo lo hago?
Aquí dejo el código:
Código:
package Consulta;
import java.io.*;
import java.awt.*;
import java.awt.event.*;
import java.io.FileOutputStream;
import javax.swing.*;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import com.mysql.jdbc.StringUtils;
import com.sun.org.apache.xml.internal.serialize.LineSeparator;
import com.sun.org.apache.xml.internal.serialize.OutputFormat;
import com.sun.org.apache.xml.internal.serialize.XMLSerializer;
public class MenuItemListener implements ActionListener{
public void actionPerformed(ActionEvent a)
{
JMenuItem item= (JMenuItem) a.getSource();
//forma 1
/*JMenu m =(JMenu)(item.getParent());
JMenuBar mb=(JMenuBar)(m.getParent());
JFrame f=(JFrame)(mb.getParent());*/
//forma 2
Container p= (Container)item.getParent();
JPopupMenu pop=(JPopupMenu)item.getParent();
Component invoker=pop.getInvoker();
JComponent component=(JComponent)invoker;
Container top=(Container)component.getTopLevelAncestor();
//JMenuBar menubar=(JMenuBar)component.getParent();
//Component invokerdemenu=(menubar.getParent());
//System.out.println("menubar parent---"+(((menubar.getParent()).getParent()).getParent()).getClass().getName());
/*
*
*
System.out.println("container---"+top.getClass().getName());
System.out.println("invoker---"+invoker.getClass().getName());
System.out.println("compp---"+component.getClass().getName());
System.out.println("top---"+top.getClass().getName());*/
//System.out.println(item.getParent().getClass().getName());
//JMenu menu= (JMenu)item.getParent();//principal
//JMenuBar bar=(JMenuBar)menu.getParent();
//JFrame f=(JFrame)bar.getParent();
//Container p2=(Container)bar.getParent();
//JTabbedPane pes=(JTabbedPane).getParent();//contenedores de pestañas
//FALTA UBICAR EL FIELD CON LA RUTA
//JFrame frame= (JFrame) a.getSource();
//Container p2= (Container)frame.getParent();
String ite=item.getLabel();
if(ite.equals("Opcion 1"))
{
System.out.println("OPCION 1 ACTIVADA");
}
if(ite.equals("Opcion 2"))
{
System.out.println("OPCION 2 ACTIVADA");
}
if(ite.equals("Opcion 3")) //Ok
{
System.out.println("OPCION 3 ACTIVADA");
}//cierra if
}//cierra action
}
Código:
package Consulta;
import java.awt.BorderLayout;
import java.awt.Rectangle;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.util.Vector;
import javax.swing.ComboBoxModel;
import javax.swing.DefaultComboBoxModel;
import javax.swing.JButton;
import javax.swing.JComboBox;
import javax.swing.JFileChooser;
import javax.swing.JLabel;
import javax.swing.JMenu;
import javax.swing.JMenuBar;
import javax.swing.JMenuItem;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JSeparator;
import javax.swing.JTabbedPane;
import javax.swing.JTable;
import javax.swing.JTextArea;
import javax.swing.JTextField;
import javax.swing.JTree;
import javax.swing.WindowConstants;
import javax.swing.table.DefaultTableModel;
import javax.swing.table.TableModel;
import javax.swing.tree.DefaultMutableTreeNode;
import javax.swing.tree.DefaultTreeModel;
import javax.swing.SwingUtilities;
/**
* This code was edited or generated using CloudGarden's Jigloo
* SWT/Swing GUI Builder, which is free for non-commercial
* use. If Jigloo is being used commercially (ie, by a corporation,
* company or business for any purpose whatever) then you
* should purchase a license for each developer using Jigloo.
* Please visit www.cloudgarden.com for details.
* Use of Jigloo implies acceptance of these licensing terms.
* A COMMERCIAL LICENSE HAS NOT BEEN PURCHASED FOR
* THIS MACHINE, SO JIGLOO OR THIS CODE CANNOT BE USED
* LEGALLY FOR ANY CORPORATE OR COMMERCIAL PURPOSE.
*/
public class PantallaPrincipal extends javax.swing.JFrame {
private JTable tablasectores;
private JLabel pestania;
private JLabel pestania2;
private JPanel jPanel1;
private JTextField jTextField1;
private JTree jTree;
private JTabbedPane jTabbedPane1;
private JMenuItem jMenuItem7;
private JMenuItem jMenuItem6;
private JMenuItem jMenuItem5;
private JMenu jMenu2;
private JMenuBar jMenuBar1;
private JPanel pest1;
/**
* Auto-generated main method to display this JFrame
*/
public static void main(String[] args) {
SwingUtilities.invokeLater(new Runnable() {
public void run() {
PantallaPrincipal inst = new PantallaPrincipal();
inst.setLocationRelativeTo(null);
inst.setVisible(true);
}
});
}
//
public PantallaPrincipal() {
super();
initGUI();
}
private void initGUI() {
try {
setDefaultCloseOperation(WindowConstants.DISPOSE_ON_CLOSE);
getContentPane().setLayout(null);
{
jMenuBar1 = new JMenuBar();
getContentPane().add(jMenuBar1);//
//jMenuBar1.setName("Barra");
setJMenuBar(jMenuBar1);
{
jMenu2 = new JMenu();
jMenuBar1.add(jMenu2);
jMenu2.setText("Opciones");
{
jMenuItem5 = new JMenuItem();
jMenu2.add(jMenuItem5);
jMenuItem5.setText("Opcion 1");
jMenuItem5.addActionListener(new MenuItemListener());
}
{
jMenuItem6 = new JMenuItem();
jMenu2.add(jMenuItem6);
jMenuItem6.setText("Opcion 2");
jMenuItem6.addActionListener(new MenuItemListener());
}
{
jMenuItem7 = new JMenuItem();
jMenu2.add(jMenuItem7);
jMenuItem7.setText("Opcion 3");
jMenuItem7.addActionListener(new MenuItemListener());
}
}
}
{
jTabbedPane1 = new JTabbedPane();
getContentPane().add(jTabbedPane1);
jTabbedPane1.setBounds(182, 19, 673, 348);
jTabbedPane1.setName("Pestaña");//componente 3
{
jPanel1 = new JPanel();
jTabbedPane1.addTab("Pestaña 1", null, jPanel1, null);
jPanel1.setPreferredSize(new java.awt.Dimension(452, 400));
jPanel1.setName("pestaña1");//compo 0
jPanel1.setLayout(null);
JPanel jPanel2 = new JPanel();
jTabbedPane1.addTab("Pestaña 2", null, jPanel2, null);
jPanel2.setLayout(null);
{
JLabel jLabel2 = new JLabel();
jPanel2.add(jLabel2);
jLabel2.setText("Prueba:");
jLabel2.setBounds(200, 13, 303, 16);
}
{
jTextField1 = new JTextField();
jPanel2.add(jTextField1);
jTextField1.setText("jTextField1");
jTextField1.setBounds(246, 197, 62, 23);
}
}
}
pack();
this.setSize(877, 627);
} catch (Exception e) {
//add your error handling code here
e.printStackTrace();
}
}
}
Respuesta: Como llegar de JMenuItem a JFrame 
