[gtk+/gtk-style-context: 147/347] GtkWidget: Construct style for partial widget hierarchies.

[Carlos Garnacho <carlosg src gnome org>]

commit 55bf71c41e26721a396597e147427fd72435f7fe
Author: Carlos Garnacho <carlosg gnome org>
Date:   Mon Aug 2 16:11:40 2010 +0200

    GtkWidget: Construct style for partial widget hierarchies.
    
    Some unparented widgets like to ask style details, so now the style is
    constructed regardless of the parent being present or not, and then
    reconstructed if the parent changes.

 gtk/gtkwidget.c |   17 ++++++-----------
 1 files changed, 6 insertions(+), 11 deletions(-)
---
diff --git a/gtk/gtkwidget.c b/gtk/gtkwidget.c
index d510396..fe43104 100644
--- a/gtk/gtkwidget.c
+++ b/gtk/gtkwidget.c
@@ -13303,7 +13303,6 @@ gtk_widget_get_path (GtkWidget *widget)
   GList *regions, *reg;
 
   g_return_val_if_fail (GTK_IS_WIDGET (widget), NULL);
-  g_return_val_if_fail ((widget->parent || gtk_widget_is_toplevel (widget)), NULL);
 
   parent = widget->priv->parent;
 
@@ -13362,6 +13361,7 @@ gtk_widget_get_style_context (GtkWidget *widget)
   if (G_UNLIKELY (!context))
     {
       static GtkCssProvider *css_provider = NULL;
+      GtkWidgetPath *path;
 
       context = g_object_new (GTK_TYPE_STYLE_CONTEXT, NULL);
       g_object_set_qdata_full (G_OBJECT (widget),
@@ -13392,18 +13392,13 @@ gtk_widget_get_style_context (GtkWidget *widget)
                                       GTK_STYLE_PROVIDER (css_provider),
                                       GTK_STYLE_PROVIDER_PRIORITY_USER);
 
-      if (widget->parent ||
-          gtk_widget_is_toplevel (widget))
-        {
-          GtkWidgetPath *path;
 
-          path = gtk_widget_get_path (widget);
-          gtk_style_context_set_path (context, path);
-          gtk_widget_path_free (path);
+      path = gtk_widget_get_path (widget);
+      gtk_style_context_set_path (context, path);
+      gtk_widget_path_free (path);
 
-          gtk_style_context_set_screen (context,
-                                        gtk_widget_get_screen (widget));
-        }
+      gtk_style_context_set_screen (context,
+                                    gtk_widget_get_screen (widget));
     }
 
   return context;