[gtk+] application window: Make menubar appear

[Matthias Clasen <matthiasc src gnome org>]

commit 4903f809a683329985b1529fd8712110a22e399b
Author: Matthias Clasen <mclasen redhat com>
Date:   Sat Oct 7 22:24:09 2017 -0400

    application window: Make menubar appear
    
    This needed to be ported to snapshot, still.

 gtk/gtkapplicationwindow.c |   15 +++++++++++++++
 1 files changed, 15 insertions(+), 0 deletions(-)
---
diff --git a/gtk/gtkapplicationwindow.c b/gtk/gtkapplicationwindow.c
index 37c87e3..8eda444 100644
--- a/gtk/gtkapplicationwindow.c
+++ b/gtk/gtkapplicationwindow.c
@@ -799,6 +799,18 @@ gtk_application_window_init (GtkApplicationWindow *window)
 }
 
 static void
+gtk_application_window_snapshot (GtkWidget   *widget,
+                                 GtkSnapshot *snapshot)
+{
+  GtkApplicationWindow *window = GTK_APPLICATION_WINDOW (widget);
+
+  GTK_WIDGET_CLASS (gtk_application_window_parent_class)->snapshot (widget, snapshot);
+
+  if (window->priv->menubar)
+    gtk_widget_snapshot_child (widget, window->priv->menubar, snapshot);
+}
+
+static void
 gtk_application_window_class_init (GtkApplicationWindowClass *class)
 {
   GtkContainerClass *container_class = GTK_CONTAINER_CLASS (class);
@@ -806,12 +818,15 @@ gtk_application_window_class_init (GtkApplicationWindowClass *class)
   GObjectClass *object_class = G_OBJECT_CLASS (class);
 
   container_class->forall = gtk_application_window_real_forall_internal;
+
   widget_class->measure = gtk_application_window_measure;
   widget_class->size_allocate = gtk_application_window_real_size_allocate;
   widget_class->realize = gtk_application_window_real_realize;
   widget_class->unrealize = gtk_application_window_real_unrealize;
   widget_class->map = gtk_application_window_real_map;
   widget_class->unmap = gtk_application_window_real_unmap;
+  widget_class->snapshot = gtk_application_window_snapshot;
+
   object_class->get_property = gtk_application_window_get_property;
   object_class->set_property = gtk_application_window_set_property;
   object_class->dispose = gtk_application_window_dispose;