def METHOD_NAME(self):
    self.hb = Gtk.HeaderBar()
    self.hb.props.show_close_button = True
    self.hb.set_title("Liferea")
    # Left side buttons
    box = Gtk.Box(orientation=Gtk.Orientation.HORIZONTAL)
    Gtk.StyleContext.add_class(box.get_style_context(), "linked")
    button = Gtk.Button()
    button.add(Gtk.Arrow(Gtk.ArrowType.LEFT, Gtk.ShadowType.NONE))
    button.set_action_name("app.prev-read-item")
    button.set_tooltip_text(_("Previous Item"))
    box.add(button)
    button = Gtk.Button()
    button.add(Gtk.Arrow(Gtk.ArrowType.RIGHT, Gtk.ShadowType.NONE))
    button.set_action_name("app.next-read-item")
    button.set_tooltip_text(_("Next Item"))
    box.add(button)
    button = Gtk.Button()
    icon = Gio.ThemedIcon(name="edit-redo-symbolic")
    image = Gtk.Image.new_from_gicon(icon, Gtk.IconSize.BUTTON)
    button.add(image)
    button.set_action_name("app.next-unread-item")
    button.set_tooltip_text(_("_Next Unread Item").replace("_", ""))
    box.add(button)
    button = Gtk.Button()
    icon = Gio.ThemedIcon(name="emblem-ok-symbolic")
    image = Gtk.Image.new_from_gicon(icon, Gtk.IconSize.BUTTON)
    button.add(image)
    button.set_action_name("app.mark-selected-feed-as-read")
    button.set_tooltip_text(_("_Mark Items Read").replace("_", ""))
    box.add(button)
    self.hb.pack_start(box)
    # Right side buttons
    button = Gtk.MenuButton()
    icon = Gio.ThemedIcon(name="open-menu-symbolic")
    image = Gtk.Image.new_from_gicon(icon, Gtk.IconSize.BUTTON)
    builder = self.shell.get_property("builder")
    button.set_menu_model(builder.get_object("menubar"))
    button.add(image)
    #Bind the F10 key to the hamburger menu button
    window = self.shell.get_window()
    accelerators = Gtk.AccelGroup()
    window.add_accel_group(accelerators)
    bind_accelerator(accelerators, button, 'F10')
    self.hb.pack_end(button)
    button = Gtk.Button()
    icon = Gio.ThemedIcon(name="edit-find-symbolic")
    image = Gtk.Image.new_from_gicon(icon, Gtk.IconSize.BUTTON)
    button.add(image)
    button.set_action_name("app.search-feeds")
    button.set_tooltip_text(_("Search All Feeds..."))
    self.hb.pack_end(button)
    self.shell.lookup("mainwindow").set_titlebar(self.hb)
    self.shell.lookup("mainwindow").set_show_menubar(False)
    self.shell.lookup("maintoolbar").set_visible(False)
    self.hb.show_all()