cssprovider: Keep two hash tables per ruleset

One for the style properties, one for the widget style properties.
This way we can make one hash table by pspec which means we don't have
to repeat the pspec lookup.

gtk/gtkcssprovider.c

@@ -743,6 +743,7 @@ typedef enum ParserSymbol ParserSymbol;
 struct GtkCssRuleset
 {
   GtkCssSelector *selector;
+  GHashTable *widget_style;
   GHashTable *style;
 };
 
@@ -916,6 +917,8 @@ gtk_css_ruleset_init_copy (GtkCssRuleset       *new,
   memcpy (new, ruleset, sizeof (GtkCssRuleset));
 
   new->selector = selector;
+  if (new->widget_style)
+    g_hash_table_ref (new->widget_style);
   if (new->style)
     g_hash_table_ref (new->style);
 }
@@ -925,7 +928,8 @@ gtk_css_ruleset_clear (GtkCssRuleset *ruleset)
 {
   if (ruleset->style)
     g_hash_table_unref (ruleset->style);
-
+  if (ruleset->widget_style)
+    g_hash_table_unref (ruleset->widget_style);
   if (ruleset->selector)
     _gtk_css_selector_free (ruleset->selector);
 
@@ -946,13 +950,13 @@ gtk_css_ruleset_add_style (GtkCssRuleset *ruleset,
                            char          *name,
                            GValue        *value)
 {
-  if (ruleset->style == NULL)
+  if (ruleset->widget_style == NULL)
-    ruleset->style = g_hash_table_new_full (g_str_hash,
+    ruleset->widget_style = g_hash_table_new_full (g_str_hash,
                                                    g_str_equal,
                                                    (GDestroyNotify) g_free,
                                                    (GDestroyNotify) property_value_free);
 
-  g_hash_table_insert (ruleset->style, name, value);
+  g_hash_table_insert (ruleset->widget_style, name, value);
 }
 
 static void
@@ -960,7 +964,13 @@ gtk_css_ruleset_add (GtkCssRuleset *ruleset,
                      GParamSpec    *pspec,
                      GValue        *value)
 {
-  gtk_css_ruleset_add_style (ruleset, g_strdup (pspec->name), value);
+  if (ruleset->style == NULL)
+    ruleset->style = g_hash_table_new_full (g_direct_hash,
+                                            g_direct_equal,
+                                            NULL,
+                                            (GDestroyNotify) property_value_free);
+
+  g_hash_table_insert (ruleset->style, pspec, value);
 }
 
 static gboolean
@@ -1145,6 +1155,9 @@ gtk_css_provider_get_style (GtkStyleProvider *provider,
 
           ruleset = &g_array_index (priv->rulesets, GtkCssRuleset, i);
 
+          if (ruleset->style == NULL)
+            continue;
+
           if (l < length && _gtk_css_selector_get_state_flags (ruleset->selector))
             continue;
 
@@ -1155,10 +1168,7 @@ gtk_css_provider_get_style (GtkStyleProvider *provider,
 
           while (g_hash_table_iter_next (&iter, &key, &value))
             {
-              GParamSpec *pspec;
+              GParamSpec *pspec = key;
-
-              if (!gtk_style_properties_lookup_property (key, NULL, &pspec))
-                continue;
 
               if (l != length && !gtk_style_param_get_inherit (pspec))
                 continue;
@@ -1199,11 +1209,14 @@ gtk_css_provider_get_style_property (GtkStyleProvider *provider,
 
       ruleset = &g_array_index (priv->rulesets, GtkCssRuleset, i);
 
+      if (ruleset->widget_style == NULL)
+        continue;
+
       if (!gtk_css_ruleset_matches (ruleset, path, gtk_widget_path_length (path)))
         continue;
 
       selector_state = _gtk_css_selector_get_state_flags (ruleset->selector);
-      val = g_hash_table_lookup (ruleset->style, prop_name);
+      val = g_hash_table_lookup (ruleset->widget_style, prop_name);
 
       if (val &&
           (selector_state == 0 ||
@@ -1342,7 +1355,7 @@ css_provider_commit (GtkCssProvider *css_provider,
 
   priv = css_provider->priv;
 
-  if (ruleset->style == NULL)
+  if (ruleset->style == NULL && ruleset->widget_style == NULL)
     {
       g_slist_free_full (selectors, (GDestroyNotify) _gtk_css_selector_free);
       return;
@@ -2808,6 +2821,12 @@ gtk_css_provider_get_named (const gchar *name,
   return provider;
 }
 
+static int
+compare_pspecs (gconstpointer a, gconstpointer b)
+{
+  return strcmp (((const GParamSpec *) a)->name, ((const GParamSpec *) b)->name);
+}
+
 static void
 gtk_css_ruleset_print (const GtkCssRuleset *ruleset,
                        GString             *str)
@@ -2819,8 +2838,33 @@ gtk_css_ruleset_print (const GtkCssRuleset *ruleset,
 
   g_string_append (str, " {\n");
 
+  if (ruleset->style)
+    {
       keys = g_hash_table_get_keys (ruleset->style);
       /* so the output is identical for identical selector styles */
+      keys = g_list_sort (keys, compare_pspecs);
+
+      for (walk = keys; walk; walk = walk->next)
+        {
+          GParamSpec *pspec = walk->data;
+          const GValue *value = g_hash_table_lookup (ruleset->style, pspec);
+
+          g_string_append (str, "  ");
+          g_string_append (str, pspec->name);
+          g_string_append (str, ": ");
+          s = _gtk_css_value_to_string (value);
+          g_string_append (str, s);
+          g_free (s);
+          g_string_append (str, ";\n");
+        }
+
+      g_list_free (keys);
+    }
+
+  if (ruleset->widget_style)
+    {
+      keys = g_hash_table_get_keys (ruleset->widget_style);
+      /* so the output is identical for identical selector styles */
       keys = g_list_sort (keys, (GCompareFunc) strcmp);
 
       for (walk = keys; walk; walk = walk->next)
@@ -2838,6 +2882,7 @@ gtk_css_ruleset_print (const GtkCssRuleset *ruleset,
         }
 
       g_list_free (keys);
+    }
 
   g_string_append (str, "}\n");
 }