[gtk+] Fixed GtkCellLayout to parse <cell-packing> property text accumulatively.

[Tristan Van Berkom <tvb src gnome org>]

commit e7354bd3f3cd7068fa660442a591ddd11facb54e
Author: Tristan Van Berkom <tristan van berkom gmail com>
Date:   Wed Jan 26 22:19:41 2011 +0900

    Fixed GtkCellLayout to parse <cell-packing> property text accumulatively.

 gtk/gtkcelllayout.c |   79 +++++++++++++++++++++++++++++++--------------------
 1 files changed, 48 insertions(+), 31 deletions(-)
---
diff --git a/gtk/gtkcelllayout.c b/gtk/gtkcelllayout.c
index d56747c..7291a4b 100644
--- a/gtk/gtkcelllayout.c
+++ b/gtk/gtkcelllayout.c
@@ -693,6 +693,7 @@ typedef struct {
   GtkBuilder      *builder;
   GtkCellLayout   *cell_layout;
   GtkCellRenderer *renderer;
+  GString         *string;
   gchar           *cell_prop_name;
   gchar           *context;
   gboolean         translatable;
@@ -743,53 +744,65 @@ cell_packing_text_element (GMarkupParseContext *context,
 			   GError             **error)
 {
   CellPackingSubParserData *parser_data = (CellPackingSubParserData*)user_data;
-  GtkCellArea *area;
-  gchar* value;
 
-  if (!parser_data->cell_prop_name)
-    return;
+  if (parser_data->cell_prop_name)
+    g_string_append_len (parser_data->string, text, text_len);
+}
 
-  if (parser_data->translatable && text_len)
-    {
-      const gchar* domain;
-      domain = gtk_builder_get_translation_domain (parser_data->builder);
+static void
+cell_packing_end_element (GMarkupParseContext *context,
+			  const gchar         *element_name,
+			  gpointer             user_data,
+			  GError             **error)
+{
+  CellPackingSubParserData *parser_data = (CellPackingSubParserData*)user_data;
+  GtkCellArea *area;
 
-      value = _gtk_builder_parser_translate (domain,
-					     parser_data->context,
-					     text);
-    }
-  else
+  /* Append the translated strings */
+  if (parser_data->string->len)
     {
-      value = g_strdup (text);
-    }
-
-  area = gtk_cell_layout_get_area (parser_data->cell_layout);
+      area = gtk_cell_layout_get_area (parser_data->cell_layout);
 
-  if (!area)
-    {
-      g_warning ("%s does not have an internal GtkCellArea class and cannot apply child cell properties",
-		 g_type_name (G_OBJECT_TYPE (parser_data->cell_layout)));
-      return;
+      if (area)
+	{
+	  if (parser_data->translatable)
+	    {
+	      gchar *translated;
+	      const gchar* domain;
+
+	      domain = gtk_builder_get_translation_domain (parser_data->builder);
+
+	      translated = _gtk_builder_parser_translate (domain,
+							  parser_data->context,
+							  parser_data->string->str);
+	      g_string_set_size (parser_data->string, 0);
+	      g_string_append (parser_data->string, translated);
+	    }
+
+	  gtk_cell_layout_buildable_set_cell_property (area, 
+						       parser_data->builder,
+						       parser_data->renderer,
+						       parser_data->cell_prop_name,
+						       parser_data->string->str);
+	}
+      else
+	g_warning ("%s does not have an internal GtkCellArea class and cannot apply child cell properties",
+		   g_type_name (G_OBJECT_TYPE (parser_data->cell_layout)));
     }
 
-  gtk_cell_layout_buildable_set_cell_property (area, 
-					       parser_data->builder,
-					       parser_data->renderer,
-					       parser_data->cell_prop_name,
-					       value);
-
+  g_string_set_size (parser_data->string, 0);
   g_free (parser_data->cell_prop_name);
   g_free (parser_data->context);
-  g_free (value);
   parser_data->cell_prop_name = NULL;
   parser_data->context = NULL;
   parser_data->translatable = FALSE;
 }
 
+
 static const GMarkupParser cell_packing_parser =
   {
     cell_packing_start_element,
-    NULL,
+    cell_packing_end_element,
     cell_packing_text_element,
   };
 
@@ -821,6 +834,7 @@ _gtk_cell_layout_buildable_custom_tag_start (GtkBuildable  *buildable,
   else if (strcmp (tagname, "cell-packing") == 0)
     {
       packing_data = g_slice_new0 (CellPackingSubParserData);
+      packing_data->string = g_string_new ("");
       packing_data->builder = builder;
       packing_data->cell_layout = GTK_CELL_LAYOUT (buildable);
       packing_data->renderer = GTK_CELL_RENDERER (child);
@@ -841,6 +855,7 @@ _gtk_cell_layout_buildable_custom_tag_end (GtkBuildable *buildable,
 					   gpointer     *data)
 {
   AttributesSubParserData *attr_data;
+  CellPackingSubParserData *packing_data;
 
   if (strcmp (tagname, "attributes") == 0)
     {
@@ -851,7 +866,9 @@ _gtk_cell_layout_buildable_custom_tag_end (GtkBuildable *buildable,
     }
   else if (strcmp (tagname, "cell-packing") == 0)
     {
-      g_slice_free (CellPackingSubParserData, (gpointer)data);
+      packing_data = (CellPackingSubParserData *)data;
+      g_string_free (packing_data->string, TRUE);
+      g_slice_free (CellPackingSubParserData, packing_data);
       return TRUE;
     }
   return FALSE;