package gui;

import java.awt.Dimension;
import java.awt.Toolkit;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

import javax.swing.JFrame;
import javax.swing.JMenu;
import javax.swing.JMenuBar;
import javax.swing.JMenuItem;
import javax.swing.JOptionPane;

public class NewToDo extends javax.swing.JFrame{
        private static final long serialVersionUID = -8656568610869382573L;

        //center position components
        private Toolkit t;
        private int x = 0, y = 0, width = 800, height = 600;

        //menu components
        private JMenuBar mbar1;
        private JMenu mbar1_m1;
        private JMenu mbar1_m2;
        private JMenu mbar1_m3;

        private JMenuItem mbar1_m1_mi1;
        private JMenuItem mbar1_m1_mi2;
        private JMenuItem mbar1_m1_mi3;

        private JMenuItem mbar1_m2_mi1;
        private JMenuItem mbar1_m2_mi2;
        private JMenuItem mbar1_m2_mi3;

        private JMenuItem mbar1_m3_mi1;
        private JMenuItem mbar1_m3_mi2;
        private JMenuItem mbar1_m3_mi3;

        //constructor
        public NewToDo() {

                //center position of frame
                t = Toolkit.getDefaultToolkit();
                Dimension d = t.getScreenSize();
                x = (int) ((d.getWidth() - width) /2) ;
                y = (int) ((d.getHeight() - height)/ 2);

                setTitle("To do list");
                setBounds(x, y, 800, 600);

                setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
                //add all components
                this.initComponents();
                this.initListeners();
                setVisible(true);
        }

        private void initComponents(){

                //components
                this.mbar1 = new JMenuBar();

                this.mbar1_m1 = new JMenu("Menu 1");
                this.mbar1_m2 = new JMenu("Menu 2");
                this.mbar1_m3 = new JMenu("Menu 3");

                this.mbar1_m1_mi1 = new JMenuItem("Item 1/1");
                this.mbar1_m1_mi2 = new JMenuItem("Item 1/2");
                this.mbar1_m1_mi3 = new JMenuItem("Item 1/3");

                this.mbar1_m2_mi1 = new JMenuItem("Item 2/1");
                this.mbar1_m2_mi2 = new JMenuItem("Item 2/2");
                this.mbar1_m2_mi3 = new JMenuItem("Item 2/3");

                this.mbar1_m3_mi1 = new JMenuItem("Item 3/1");
                this.mbar1_m3_mi2 = new JMenuItem("Item 3/2");
                this.mbar1_m3_mi3 = new JMenuItem("Item 3/3");

                //adds
                this.mbar1.add(this.mbar1_m1);
                this.mbar1.add(this.mbar1_m2);
                this.mbar1.add(this.mbar1_m3);


                this.mbar1_m1.add(this.mbar1_m1_mi1);
                this.mbar1_m1.add(this.mbar1_m1_mi2);
                this.mbar1_m1.add(this.mbar1_m1_mi3);

                this.mbar1_m2.add(this.mbar1_m2_mi1);
                this.mbar1_m2.add(this.mbar1_m2_mi2);
                this.mbar1_m2.add(this.mbar1_m2_mi3);

                this.mbar1_m3.add(this.mbar1_m3_mi1);
                this.mbar1_m3.add(this.mbar1_m3_mi2);
                this.mbar1_m3.add(this.mbar1_m3_mi3);

                this.setJMenuBar(this.mbar1);
        }

        private void initListeners(){
                this.mbar1_m1_mi1.addActionListener(new ActionListener(){
                    @Override
                    public void actionPerformed(ActionEvent e) {
                        JOptionPane.showMessageDialog(null, "Test");
                    }
                });
        }

        //main method
        public static void main(String[] args) {
                new NewToDo();
        }

}