[gnome-clocks/bilelmoussauoi/stay-in-bg] Don't quit the app at delete-event

[Bilal Elmoussaoui <bilelmoussaoui src gnome org>]

commit 27287d70f447d40a2435b404eea7ef18de56be09
Author: Bilal Elmoussaoui <bil elmoussaoui gmail com>
Date:   Thu Sep 26 11:42:33 2019 +0200

    Don't quit the app at delete-event
    
    Instead of closing the app, let's just hide the window
    the application already runs as --gapplication-service

 src/application.vala | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)
---
diff --git a/src/application.vala b/src/application.vala
index 0292426..305c098 100644
--- a/src/application.vala
+++ b/src/application.vala
@@ -41,8 +41,8 @@ public class Application : Gtk.Application {
     private void ensure_window () {
         if (window == null) {
             window = new Window (this);
-            window.destroy.connect (() => {
-                window = null;
+            window.delete_event.connect(() => {
+               return window.hide_on_delete();
             });
         }
     }
@@ -177,6 +177,7 @@ public class Application : Gtk.Application {
     }
 
     void on_quit_activate () {
+        window.destroy ();
         quit ();
     }
 }