Terminate the application when closing the window

Use GtkApplication to manage the application lifecycle, and quit the
application when the window is closed.

1 files changed, 16 insertions, 3 deletions

diff --git a/python-gnome-app b/python-gnome-app
index 09625d3..440e95f 100755
--- a/python-gnome-app
+++ b/python-gnome-app
@@ -1,8 +1,21 @@
 #!/usr/bin/python3
 
+import sys
 from gi.repository import Gtk
 
-window = Gtk.Window()
-window.show_all()
 
-Gtk.main()
+class PythonApp(Gtk.Application):
+
+    def __init__(self):
+        Gtk.Application.__init__(
+            self, application_id="org.example.PythonGnome")
+
+        self.connect("activate", self.on_activate)
+
+    def on_activate(self, app):
+        window = Gtk.ApplicationWindow(application=app)
+        window.show_all()
+
+app = PythonApp()
+exit_status = app.run(None)
+sys.exit(exit_status)