sample-headerbar.rb

# ruby-gnome2/gtk3/sample/tmp/sample-headerbar.rb

ruby_gnome2_base = File.join(File.dirname(__FILE__), "..", "..", "..")
ruby_gnome2_base = File.expand_path(ruby_gnome2_base)

glib_base = File.join(ruby_gnome2_base, "glib2")
atk_base = File.join(ruby_gnome2_base, "atk")
cairo_gobject_base = File.join(ruby_gnome2_base, "cairo-gobject")
pango_base = File.join(ruby_gnome2_base, "pango")
gdk_pixbuf_base = File.join(ruby_gnome2_base, "gdk_pixbuf2")
gobject_introspection_base = File.join(ruby_gnome2_base, "gobject-introspection")
gdk3_base = File.join(ruby_gnome2_base, "gdk3")
gtk3_base = File.join(ruby_gnome2_base, "gtk3")

[
  [glib_base, "glib2"],
  [atk_base, "atk"],
  [cairo_gobject_base, "cairo-gobject"],
  [pango_base, "pango"],
  [gdk_pixbuf_base, "gdk_pixbuf2"],
  [gobject_introspection_base, "gobject-introspection"],
  [gdk3_base, "gdk3"],
  [gtk3_base, "gtk3"]
].each do |target, module_name|
  if File.exist?(File.join(target, "Makefile"))
    if system("which make > /dev/null")
      `make -C #{target.dump} > /dev/null` or exit(false)
    end
    $LOAD_PATH.unshift(File.join(target, "ext", module_name))
  end
  $LOAD_PATH.unshift(File.join(target, "lib"))
end

require "gtk3"

class Belen < Gtk::Window
  def initialize
    window
  end

  def window
    win = Gtk::Window.new(:toplevel)
    win.border_width = 10
    win.set_default_size(200,200)

    hb = Gtk::HeaderBar.new()
    hb.set_title('HeaderBarTest')
    hb.set_show_close_button(true)

    win.set_titlebar(hb)
    win.show_all
  end
end

Gtk.init
app = Belen.new
Gtk.main