[gtk+/wip/baedert/gtk-widget-destroy: 6/10] testpopover: Explicitly destroy window

[Timm Bäder <baedert src gnome org>]

commit 53bb418aab79552c689b1e29c1ab6825a9e77b54
Author: Timm Bäder <mail baedert org>
Date:   Tue Sep 26 12:56:13 2017 +0200

    testpopover: Explicitly destroy window
    
    And unref the GtkBuilder instances

 tests/testpopover.c |   15 ++++++++++++++-
 1 files changed, 14 insertions(+), 1 deletions(-)
---
diff --git a/tests/testpopover.c b/tests/testpopover.c
index 19eff54..3db184c 100644
--- a/tests/testpopover.c
+++ b/tests/testpopover.c
@@ -31,6 +31,16 @@ static GActionEntry entries[] = {
   { "action10", activate, NULL, NULL, NULL }
 };
 
+static void
+destroy_and_quit (GtkWidget *widget,
+                  GdkEvent  *event,
+                  gpointer   user_data)
+{
+  g_message ("%s: %d", __FUNCTION__, G_OBJECT (widget)->ref_count);
+  gtk_window_destroy (GTK_WINDOW (widget));
+  gtk_main_quit ();
+}
+
 int
 main (int argc, char *argv[])
 {
@@ -100,6 +110,7 @@ main (int argc, char *argv[])
   gtk_menu_button_set_use_popover (GTK_MENU_BUTTON (button), TRUE);
   popover = GTK_WIDGET (gtk_menu_button_get_popover (GTK_MENU_BUTTON (button)));
 
+  g_object_unref (builder);
   builder = gtk_builder_new_from_file ("popover2.ui");
   popover2 = (GtkWidget *)gtk_builder_get_object (builder, "popover");
   gtk_menu_button_set_popover (GTK_MENU_BUTTON (button2), popover2);
@@ -156,10 +167,12 @@ main (int argc, char *argv[])
   gtk_grid_attach (GTK_GRID (grid), combo, 2, 5, 1, 1);
 
 
-  g_signal_connect (win, "delete-event", G_CALLBACK (gtk_main_quit), NULL);
+  g_signal_connect (win, "delete-event", G_CALLBACK (destroy_and_quit), NULL);
   gtk_widget_show (win);
 
   gtk_main ();
 
+  g_object_unref (builder);
+
   return 0;
 }