def main(self):
        # place where fin info about pygtk http://www.pygtk.org/pygtk2tutorial/
        win = hildon.StackableWindow()
     
        # Create and pack labels
        vbox = gtk.VBox(False, 10)
        hbox = gtk.HBox(False, 10)
     
        #interface.. buttons, labels ,... etc
        labelHeader = gtk.Label("MeHear")
        labelSubHeader = gtk.Label("voice amplifier")
     
#        buttonGTK1 = gtk.Button("Record")
#        buttonGTK1.connect("clicked", self.record_button_clicked, labelSubHeader)
     
        buttonGTK = gtk.ToggleButton("AMPlify")
        buttonGTK.connect("clicked", self.amplify_button_clicked, labelSubHeader)
        
        #a= gtk.CheckButton("check button 1")
        #hbox.pack_start(a, True, True, 0)
        
        #b= gtk.ToggleButton("check button 1")
        #hbox.pack_start(b, True, True, 0)
        
        #c = gtk.RadioButton(None, "radio button1")
        #hbox.pack_start(c, True, True, 0)
        
        #adjus = gtk.Adjustment(value=60, lower=0, upper=100, step_incr=1, page_incr=0, page_size=0)
        #d = gtk.SpinButton(adjustment= adjus, climb_rate=0.1, digits=5)
        #hbox.pack_start(d, True, True, 0)
        #hscrollbar = gtk.HSscrollbar(adjustment)
        
        #http://www.pygtk.org/pygtk2tutorial/sec-ComboWidget.html
        combo = gtk.Combo()
        combo.entry.set_text("text")
        slist = [ "String 1", "String 2", "String 3", "String 4" ]
        combo.set_popdown_strings(slist)
        hbox.pack_start(combo, True, True, 0)
        
        hbox.pack_start(buttonGTK, True, True, 0)
     
        vbox.pack_start(labelHeader, True, True, 0)
        vbox.pack_start(labelSubHeader, True, True, 0)
        vbox.pack_start(hbox, True, True, 0)
        
        
     
        # Add label's box to window
        win.add(vbox)
     
        win.connect("delete_event", gtk.main_quit)
     
        win.show_all()
     
        gtk.main()