package example;
 
public class Window extends javax.swing.JFrame {
 
    public static int citac = 0;
 
    public String id = "";
 
    public Window above = null;
 
    public Window [] below = new Window [] { };
 
    public Window (Window from)
    {
        this ();
        // super (1, 2);
        above = from;
    }
 
   /** Creates new form Window */
    public Window() {
       initComponents();
       citac ++;
       // ++ citac;
       // citac += 1;
       // citac = citac + 1;
       id = "Okno " + citac;
       update ();
    }
 
 
    private void buttonActionPerformed(java.awt.event.ActionEvent evt) {
        Window w = new Window (this);
        w.setVisible (true);
 
        Window [] a  = new Window [below.length + 1];
        for (int i = 0 ; i < below.length ; i ++)
            a[i] = below [i];
        a[a.length-1] = w;
        below  = a;
    }
 
    private void poleActionPerformed(java.awt.event.ActionEvent evt) {
        id = pole.getText ();
        update ();
    }
 
    private String description ()
    {
        String result = id;
        if (above != null)
            result = above.description() + "/" + result;
        return result;
    }
 
    private String description2 ()
    {
        String result = id;
        Window p = above;
        while (p != null)
        {
            result = p.id + "/" + result;
            p = p.above;
        }
        return result;
    }
 
 
 
    private void update ()
    {
        String s = description();
        setTitle (s);
        title.setText (s);
        pole.setText (id);
 
        if (above != null)
            above.update ();
    }