JMenu hidden unde JPanel

Question

Hi,
I write same simple application, and I have problem with a JMenu. When I make simple JMenu, and add it to this application, menu this will be hiden under JPanel and other controls...
Here id code:
Hi,
I write same simple application, and I have problem with a JMenu. When I make simple JMenu, and add it to this application, menu this will be hiden under JPanel and other controls...
Here id code:
package pl.staniszczak.JFakturka.GUI;
import java.awt.Component;
import java.awt.Container;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.GridLayout;
import java.awt.Panel;
import javax.swing.JButton;
import javax.swing.JComboBox;
import javax.swing.JFormattedTextField;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JMenu;
import javax.swing.JMenuBar;
import javax.swing.JMenuItem;
import javax.swing.JScrollPane;
import javax.swing.JSpinner;
import javax.swing.JTable;
import javax.swing.JTextField;
import pl.staniszczak.JFakturka.GUI.Actions.DrukujFaktureAction;
import pl.staniszczak.JFakturka.GUI.Models.TowaryATModel;
* @author Administrator
public class MainFrame extends JFrame {
     private JTextField jtfNrFaktury;
     private JFormattedTextField jftfDataSprzedazy;
     private JFormattedTextField jftfDataFaktury;
     private JComboBox jcbPlatnosc;
     private JSpinner jsTerminPlatnosci;
     private JTextField jtfUwagi;
     private JTable jtTowary;
     private JButton jbDodajTowar;
     private JButton jbUsunTowar;
     public MainFrame() {
          setTitle("JFakturka 1.0");
          setResizable(false);
          setSize(450,400);
       * Menus
        JMenu menuFaktura = new JMenu("Faktura");
        JMenuItem drukuj = menuFaktura.add(new DrukujFaktureAction("Drukuj"));
        JMenuBar menuBar = new JMenuBar();
        setJMenuBar(menuBar);
        menuBar.add(menuFaktura);
         * Układ komponent�w
          //gł�wny layout
          GridLayout gridLayout = new GridLayout(2,1);
          getContentPane().setLayout(gridLayout);
          //layout na kompionenty tekstowe
          Panel pnlText = new Panel();
          GridBagLayout gblLayout = new GridBagLayout();
        GridBagConstraints constraints = new GridBagConstraints();
        constraints.anchor = GridBagConstraints.WEST;
          pnlText.setLayout(gblLayout);
          add(pnlText);
        * Komponenty
          //Numer faktury
        JLabel jlblNrFaktury = new JLabel("Numer Faktury");
        buildConstraints(constraints, 0,0,1,1,100,100);
        gblLayout.setConstraints(jlblNrFaktury, constraints);
        pnlText.add(jlblNrFaktury);
        jtfNrFaktury = new JTextField(25);
        buildConstraints(constraints, 1,0,3,1,100,100);
        gblLayout.setConstraints(jtfNrFaktury, constraints);
        pnlText.add(jtfNrFaktury);
        //Data sprzedaży
        JLabel jlblDataSprzedazy = new JLabel("Data sprzedaży");
        buildConstraints(constraints, 0,2,1,1,100,100);
        gblLayout.setConstraints(jlblDataSprzedazy, constraints);
        pnlText.add(jlblDataSprzedazy);
        jftfDataSprzedazy = new JFormattedTextField();
        buildConstraints(constraints, 1,2,1,1,100,100);
        gblLayout.setConstraints(jftfDataSprzedazy, constraints);
        pnlText.add(jftfDataSprzedazy);
        //Data faktury
        JLabel jlblDataFaktury = new JLabel("Data faktury");
        buildConstraints(constraints, 2,2,1,1,100,100);
        gblLayout.setConstraints(jlblDataFaktury, constraints);
        pnlText.add(jlblDataFaktury);
        jftfDataFaktury = new JFormattedTextField();
        buildConstraints(constraints, 3,2,1,1,100,100);
        gblLayout.setConstraints(jftfDataFaktury, constraints);
        pnlText.add(jftfDataFaktury);
        //Płatność
        JLabel jlblPlatnosc = new JLabel("Płatność");
        buildConstraints(constraints, 0,3,1,1,100,100);
        gblLayout.setConstraints(jlblPlatnosc, constraints);
        pnlText.add(jlblPlatnosc);
        jcbPlatnosc = new JComboBox(new String[]{"Got�wka", "Przelew", "Inna"});
        buildConstraints(constraints, 1,3,1,1,100,100);
        gblLayout.setConstraints(jcbPlatnosc, constraints);
        pnlText.add(jcbPlatnosc);
        //Termin płatności
        JLabel jlblTerminPlatnosc = new JLabel("Termin");
        buildConstraints(constraints, 2,3,1,1,100,100);
        gblLayout.setConstraints(jlblTerminPlatnosc, constraints);
        pnlText.add(jlblTerminPlatnosc);
        jsTerminPlatnosci = new JSpinner();
        buildConstraints(constraints, 3,3,1,1,100,100);
        gblLayout.setConstraints(jsTerminPlatnosci, constraints);
        pnlText.add(jsTerminPlatnosci);
        //Uwagi
        JLabel jlblUwagi = new JLabel("Uwagi");
        buildConstraints(constraints, 0,4,1,1,100,100);
        gblLayout.setConstraints(jlblUwagi, constraints);
        pnlText.add(jlblUwagi);
        jtfUwagi = new JTextField(25);
        buildConstraints(constraints, 1,4,3,1,100,100);
        gblLayout.setConstraints(jtfUwagi, constraints);
        pnlText.add(jtfUwagi);
        //Dodaj towar
          jbDodajTowar = new JButton("Dodaj towar");
        buildConstraints(constraints, 0,5,4,1,100,100);
        gblLayout.setConstraints(jbDodajTowar, constraints);
        pnlText.add(jbDodajTowar);
        //Usuń towar
          jbUsunTowar = new JButton("Usun towar");
        buildConstraints(constraints, 1,5,4,1,100,100);
        gblLayout.setConstraints(jbUsunTowar, constraints);
        pnlText.add(jbUsunTowar);
        //Towary
        TowaryATModel towaryModel = new TowaryATModel();
        jtTowary = new JTable(towaryModel);
        add(new JScrollPane(jtTowary));
     public void buildConstraints(GridBagConstraints gbc, int gx, int gy, int gw, int gh, int wx, int wy) {
          gbc.gridx = gx;
          gbc.gridy = gy;
          gbc.gridwidth = gw;
          gbc.gridheight = gh;
          gbc.weightx = wx;
          gbc.weighty = wy;
}

Answer 1

It's my bug - I use Panel from AWT. When I replace it by JPanel, it's start work:-)