require 'formula'

class Pygtk < Formula
  homepage 'http://www.pygtk.org/'
  url 'http://ftp.acc.umu.se/pub/GNOME/sources/pygtk/2.24/pygtk-2.24.0.tar.bz2'
  sha1 '344e6a32a5e8c7e0aaeb807e0636a163095231c2'

  depends_on 'pkg-config' => :build
  depends_on :python
  depends_on :x11
  depends_on 'glib'
  depends_on 'gtk+'
  depends_on 'atk'
  depends_on 'pygobject'
  depends_on 'py2cairo'
  depends_on 'libglade' if build.include? 'glade'

  option :universal
  option 'glade', 'Python bindigs for glade. (to `import gtk.glade`)'

  def install
    python do
      ENV.append 'CFLAGS', '-ObjC'
      ENV.universal_binary if build.universal?
      system "./configure", "--disable-dependency-tracking",
                            "--prefix=#{prefix}"
      system "make install"
    end

    # Fixing the pkgconfig file to find codegen, because it was moved from
    # pygtk to pygobject. But our pkgfiles point into the cellar and in the
    # pygtk-cellar there is no pygobject.
    inreplace lib/'pkgconfig/pygtk-2.0.pc', 'codegendir=${datadir}/pygobject/2.0/codegen', "codegendir=#{HOMEBREW_PREFIX}/share/pygobject/2.0/codegen"
  end

  def caveats
    python.standard_caveats if python
  end

  test do
    python do
      (testpath/'test.py').write <<-EOS.undent
        #!/usr/bin/env python
        import pygtk
        pygtk.require('2.0')
        import gtk

        class HelloWorld(object):
            def hello(self, widget, data=None):
                print "Hello World"

            def delete_event(self, widget, event, data=None):
                print "delete event occurred"
                return False

            def destroy(self, widget, data=None):
                print "destroy signal occurred"
                gtk.main_quit()

            def __init__(self):
                self.window = gtk.Window(gtk.WINDOW_TOPLEVEL)
                self.window.connect("delete_event", self.delete_event)
                self.window.connect("destroy", self.destroy)
                self.window.set_border_width(10)
                self.button = gtk.Button("Hello World")
                self.button.connect("clicked", self.hello, None)
                self.button.connect_object("clicked", gtk.Widget.destroy, self.window)
                self.window.add(self.button)
                self.button.show()
                self.window.show()

            def main(self):
                gtk.main()

        if __name__ == "__main__":
            hello = HelloWorld()
            hello.main()
      EOS
      chmod 0755, 'test.py'
      system "./test.py"
    end
  end
end