[gtk/wip/matthiasc/focus2] popover: Stop using ::set-focus

[Matthias Clasen <matthiasc src gnome org>]

commit 1f400a474a236a6696ebd9ddba9ea49159d941d1
Author: Matthias Clasen <mclasen redhat com>
Date:   Sun Mar 3 08:10:14 2019 -0500

    popover: Stop using ::set-focus
    
    This will change completely when GtkPopover becomes a
    root. For now, stop using ::set-focus and just use the
    focus-widget property.

 gtk/gtkpopover.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)
---
diff --git a/gtk/gtkpopover.c b/gtk/gtkpopover.c
index 6f305ed0aa..7370b4951f 100644
--- a/gtk/gtkpopover.c
+++ b/gtk/gtkpopover.c
@@ -614,10 +614,11 @@ window_active_changed (GtkWindow  *window,
 
 static void
 window_set_focus (GtkWindow  *window,
-                  GtkWidget  *widget,
+                  GParamSpec *pspec,
                   GtkPopover *popover)
 {
   GtkPopoverPrivate *priv = gtk_popover_get_instance_private (popover);
+  GtkWidget *widget = gtk_root_get_focus (GTK_ROOT (window));
 
   if (!priv->modal || !widget || !gtk_widget_is_drawable (GTK_WIDGET (popover)))
     return;
@@ -673,7 +674,7 @@ gtk_popover_apply_modality (GtkPopover *popover,
 
       g_signal_connect (priv->window, "notify::is-active",
                         G_CALLBACK (window_active_changed), popover);
-      g_signal_connect (priv->window, "set-focus",
+      g_signal_connect (priv->window, "notify::focus-widget",
                         G_CALLBACK (window_set_focus), popover);
     }
   else