[retro-gtk] retro-demo: Quit application when core quits

[Adrien Plazas <aplazas src gnome org>]

commit d6d09d404697fc08da287e0bb65a13feb7131836
Author: Christopher Obbard <chris obbard collabora com>
Date:   Wed Apr 14 10:08:15 2021 +0100

    retro-demo: Quit application when core quits
    
    Currently the demo hangs if the core quits. Let's quit the application
    when the core quits.
    
    Signed-off-by: Christopher Obbard <chris obbard collabora com>

 demos/retro-demo.c | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/demos/retro-demo.c b/demos/retro-demo.c
index 80c48f0..6e25404 100644
--- a/demos/retro-demo.c
+++ b/demos/retro-demo.c
@@ -103,6 +103,7 @@ retro_demo_activate (GApplication *application)
   gtk_widget_show_all (GTK_WIDGET (window));
   gtk_application_add_window (GTK_APPLICATION (application),
                               GTK_WINDOW (window));
+  g_signal_connect_swapped (self->core, "shutdown", G_CALLBACK (gtk_window_close), window);
 
   retro_core_run (self->core);
 }