[glade] GladeWidgetAdaptor: use a direct hash for the adaptor hash table by stuffing the GType into a pointe

[Juan Pablo Ugarte <jpu src gnome org>]

commit eae2e01f7411aff1592749ad0ced9feb68d9ed18
Author: Juan Pablo Ugarte <juanpablougarte gmail com>
Date:   Mon May 16 17:08:52 2016 -0300

    GladeWidgetAdaptor: use a direct hash for the adaptor hash table by stuffing the GType into a pointer 
with GSIZE_TO_POINTER()

 gladeui/glade-widget-adaptor.c |   53 +++++++---------------------------------
 1 files changed, 9 insertions(+), 44 deletions(-)
---
diff --git a/gladeui/glade-widget-adaptor.c b/gladeui/glade-widget-adaptor.c
index d9ada45..74917fd 100644
--- a/gladeui/glade-widget-adaptor.c
+++ b/gladeui/glade-widget-adaptor.c
@@ -212,20 +212,6 @@ gwa_create_cursor (GladeWidgetAdaptor *adaptor)
   g_object_unref (widget_pixbuf);
 }
 
-
-
-static gboolean
-gwa_gtype_equal (gconstpointer v1, gconstpointer v2)
-{
-  return *((const GType *) v1) == *((const GType *) v2);
-}
-
-static guint
-gwa_gtype_hash (gconstpointer v)
-{
-  return *(const GType *) v;
-}
-
 static gboolean
 glade_widget_adaptor_hash_find (gpointer key,
                                 gpointer value, 
@@ -1851,7 +1837,7 @@ glade_widget_adaptor_get_signals (GladeWidgetAdaptor *adaptor)
 }
 
 static void
-accum_adaptor (GType *type, GladeWidgetAdaptor *adaptor, GList **list)
+accum_adaptor (gpointer key, GladeWidgetAdaptor *adaptor, GList **list)
 {
   *list = g_list_prepend (*list, adaptor);
 }
@@ -1893,11 +1879,10 @@ glade_widget_adaptor_register (GladeWidgetAdaptor *adaptor)
     }
 
   if (!adaptor_hash)
-    adaptor_hash = g_hash_table_new_full (gwa_gtype_hash, gwa_gtype_equal,
-                                          g_free, g_object_unref);
+    adaptor_hash = g_hash_table_new_full (g_direct_hash, g_direct_equal,
+                                          NULL, g_object_unref);
 
-  g_hash_table_insert (adaptor_hash,
-                       g_memdup (&adaptor->priv->type, sizeof (GType)), adaptor);
+  g_hash_table_insert (adaptor_hash, GSIZE_TO_POINTER (adaptor->priv->type), adaptor);
 
   g_signal_emit_by_name (glade_app_get (), "widget-adaptor-registered", adaptor, NULL);
 }
@@ -3028,22 +3013,6 @@ glade_widget_adaptor_create_widget_real (gboolean     query,
   return gwidget;
 }
 
-typedef struct
-{
-  const gchar *name;
-  GladeWidgetAdaptor *adaptor;
-} GladeAdaptorSearchPair;
-
-
-static void
-search_adaptor_by_name (GType                  *type,
-                        GladeWidgetAdaptor     *adaptor,
-                        GladeAdaptorSearchPair *pair)
-{
-  if (!strcmp (adaptor->priv->name, pair->name))
-    pair->adaptor = adaptor;
-}
-
 /**
  * glade_widget_adaptor_get_by_name:
  * @name: name of the widget class (for instance: GtkButton)
@@ -3054,16 +3023,12 @@ search_adaptor_by_name (GType                  *type,
 GladeWidgetAdaptor *
 glade_widget_adaptor_get_by_name (const gchar *name)
 {
+  GType type = g_type_from_name (name);
 
+  if (adaptor_hash && type)
+    return g_hash_table_lookup (adaptor_hash, GSIZE_TO_POINTER (type));
 
-  GladeAdaptorSearchPair pair = { name, NULL };
-
-  if (adaptor_hash != NULL)
-    {
-      g_hash_table_foreach (adaptor_hash,
-                            (GHFunc) search_adaptor_by_name, &pair);
-    }
-  return pair.adaptor;
+  return NULL;
 }
 
 
@@ -3078,7 +3043,7 @@ GladeWidgetAdaptor *
 glade_widget_adaptor_get_by_type (GType type)
 {
   if (adaptor_hash != NULL)
-    return g_hash_table_lookup (adaptor_hash, &type);
+    return g_hash_table_lookup (adaptor_hash, GSIZE_TO_POINTER (type));
   else
     return NULL;
 }