[gtk+] combo cell renderer: Stop using ::focus-out-event

[Matthias Clasen <matthiasc src gnome org>]

commit 04adcff6240904f78bf91f9a80d3f6aeebab322d
Author: Matthias Clasen <mclasen redhat com>
Date:   Sat Jan 6 15:06:12 2018 -0500

    combo cell renderer: Stop using ::focus-out-event
    
    The has-focus property works fine here.

 gtk/gtkcellrenderercombo.c |   18 ++++++++----------
 1 files changed, 8 insertions(+), 10 deletions(-)
---
diff --git a/gtk/gtkcellrenderercombo.c b/gtk/gtkcellrenderercombo.c
index 14bc99f..da49c77 100644
--- a/gtk/gtkcellrenderercombo.c
+++ b/gtk/gtkcellrenderercombo.c
@@ -393,15 +393,13 @@ gtk_cell_renderer_combo_editing_done (GtkCellEditable *combo,
   g_free (new_text);
 }
 
-static gboolean
-gtk_cell_renderer_combo_focus_out_event (GtkWidget *widget,
-                                        GdkEvent  *event,
-                                        gpointer   data)
+static void
+gtk_cell_renderer_combo_focus_change (GtkWidget  *widget,
+                                      GParamSpec *pspec,
+                                      gpointer    data)
 {
-  
-  gtk_cell_renderer_combo_editing_done (GTK_CELL_EDITABLE (widget), data);
-
-  return FALSE;
+  if (!gtk_widget_has_focus (widget))
+    gtk_cell_renderer_combo_editing_done (GTK_CELL_EDITABLE (widget), data);
 }
 
 typedef struct 
@@ -520,8 +518,8 @@ gtk_cell_renderer_combo_start_editing (GtkCellRenderer     *cell,
   g_signal_connect (GTK_CELL_EDITABLE (combo), "changed",
                    G_CALLBACK (gtk_cell_renderer_combo_changed),
                    cell_combo);
-  priv->focus_out_id = g_signal_connect (combo, "focus-out-event",
-                                         G_CALLBACK (gtk_cell_renderer_combo_focus_out_event),
+  priv->focus_out_id = g_signal_connect (combo, "notify::has-focus",
+                                         G_CALLBACK (gtk_cell_renderer_combo_focus_change),
                                          cell_combo);
 
   priv->combo = combo;