1 #include <gtk/gtk.h>
2 
3 static void
activate(GtkApplication * app,gpointer user_data)4 activate (GtkApplication *app,
5           gpointer        user_data)
6 {
7   GtkWidget *window;
8 
9   window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
10 
11   gtk_window_set_application (GTK_WINDOW (window), GTK_APPLICATION (app));
12   gtk_window_set_title (GTK_WINDOW (window), "Hello GNOME");
13 
14   gtk_widget_show_all (GTK_WIDGET (window));
15 }
16 
17 int
main(int argc,char ** argv)18 main (int argc, char **argv)
19 {
20   GtkApplication *app;
21   int status;
22 
23   app = gtk_application_new ("org.gtk.example",G_APPLICATION_FLAGS_NONE);
24   g_signal_connect (app, "activate", G_CALLBACK (activate), NULL);
25   status = g_application_run (G_APPLICATION (app), argc, argv);
26   g_object_unref (app);
27   return status;
28 }
29