from gi.repository import Gtk
import sys
class MyWindow(Gtk.ApplicationWindow):
# constructor for a Gtk.ApplicationWindow
def __init__(self, app):
Gtk.Window.__init__(self, title="Welcome to GNOME", application=app)
self.set_default_size(200, 100)
# create a label
label = Gtk.Label()
# set the text of the label
label.set_text("Hello GNOME!")
# add the label to the window
self.add(label)
class MyApplication(Gtk.Application):
def __init__(self):
Gtk.Application.__init__(self)
def do_activate(self):
win = MyWindow(self)
win.show_all()
def do_startup(self):
Gtk.Application.do_startup(self)
app = MyApplication()
exit_status = app.run(sys.argv)
sys.exit(exit_status)