[glade] * plugins/gtk+/gtk+.xml.in, plugins/gtk+/glade-gtk.c: Added load/save/edit support for <style> <cl

[Tristan Van Berkom <tvb src gnome org>]

commit 27e69799e9e04df49eea3be7b769f945d6a6fd5a
Author: Tristan Van Berkom <tristan van berkom gmail com>
Date:   Tue Jul 31 10:30:01 2012 -0400

    	* plugins/gtk+/gtk+.xml.in, plugins/gtk+/glade-gtk.c: Added load/save/edit support
    	for <style> <class name="foo"/> </style>, Fixes bgo 658035.

 ChangeLog                |    5 +++
 plugins/gtk+/glade-gtk.c |   76 ++++++++++++++++++++++++++++++++++++++++++++++
 plugins/gtk+/gtk+.xml.in |    8 +++++
 3 files changed, 89 insertions(+), 0 deletions(-)
---
diff --git a/ChangeLog b/ChangeLog
index 8a2de4e..8737930 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2012-07-31  Tristan Van Berkom <tvb gnome org>
+
+	* plugins/gtk+/gtk+.xml.in, plugins/gtk+/glade-gtk.c: Added load/save/edit support
+	for <style> <class name="foo"/> </style>, Fixes bgo 658035.
+
 2012-05-06  Juan Pablo Ugarte <juanpablougarte gmail com>
 
 	* configure.ac, NEWS: Rolling 3.13.0, bumped gtk dependency to 3.4
diff --git a/plugins/gtk+/glade-gtk.c b/plugins/gtk+/glade-gtk.c
index bb9f067..278d590 100644
--- a/plugins/gtk+/glade-gtk.c
+++ b/plugins/gtk+/glade-gtk.c
@@ -374,6 +374,38 @@ glade_gtk_widget_read_atk_props (GladeWidget * widget, GladeXmlNode * node)
     }
 }
 
+#define GLADE_TAG_STYLE  "style"
+#define GLADE_TAG_CLASS  "class"
+
+static void
+glade_gtk_widget_read_style_classes (GladeWidget * widget, GladeXmlNode * node)
+{
+  GladeXmlNode *style_node;
+  GladeXmlNode *class_node;
+  GList        *string_list = NULL;
+
+  if ((style_node = glade_xml_search_child (node, GLADE_TAG_STYLE)) != NULL)
+    {
+      for (class_node = glade_xml_node_get_children (style_node);
+	   class_node; class_node = glade_xml_node_next (class_node))
+	{
+	  gchar *name;
+
+	  if (!glade_xml_node_verify (class_node, GLADE_TAG_CLASS))
+	    continue;
+
+	  name = glade_xml_get_property_string (class_node, GLADE_TAG_NAME);
+
+	  string_list = glade_string_list_append (string_list, name, NULL, NULL, FALSE);
+
+	  g_free (name);
+	}
+
+      glade_widget_property_set (widget, "glade-style-classes", string_list);
+      glade_string_list_free (string_list);
+    }
+}
+
 void
 glade_gtk_widget_read_widget (GladeWidgetAdaptor * adaptor,
                               GladeWidget * widget, GladeXmlNode * node)
@@ -387,6 +419,8 @@ glade_gtk_widget_read_widget (GladeWidgetAdaptor * adaptor,
   /* Read in atk props */
   glade_gtk_widget_read_atk_props (widget, node);
 
+  /* Read in the style classes */
+  glade_gtk_widget_read_style_classes (widget, node);
 }
 
 static void
@@ -609,6 +643,38 @@ glade_gtk_write_accels (GladeWidget * widget,
     }
 }
 
+static void
+glade_gtk_widget_write_style_classes (GladeWidget * widget,
+				      GladeXmlContext * context,
+				      GladeXmlNode * node)
+{
+  GladeXmlNode *class_node, *style_node;
+  GList        *string_list = NULL, *l;
+  GladeString  *string;
+
+  if (!glade_widget_property_get (widget, "glade-style-classes", &string_list) || !string_list)
+    return;
+
+  style_node = glade_xml_node_new (context, GLADE_TAG_STYLE);
+
+  for (l = string_list; l; l = l->next)
+    {
+      string = l->data;
+
+      class_node = glade_xml_node_new (context, GLADE_TAG_CLASS);
+      glade_xml_node_append_child (style_node, class_node);
+
+      glade_xml_node_set_property_string (class_node,
+					  GLADE_TAG_NAME,
+					  string->string);
+    }
+
+  if (!glade_xml_node_get_children (style_node))
+    glade_xml_node_delete (style_node);
+  else
+    glade_xml_node_append_child (node, style_node);
+}
+
 void
 glade_gtk_widget_write_widget (GladeWidgetAdaptor * adaptor,
                                GladeWidget * widget,
@@ -638,6 +704,7 @@ glade_gtk_widget_write_widget (GladeWidgetAdaptor * adaptor,
 
   glade_gtk_write_accels (widget, context, node, TRUE);
   glade_gtk_widget_write_atk_props (widget, context, node);
+  glade_gtk_widget_write_style_classes (widget, context, node);
 }
 
 
@@ -655,9 +722,12 @@ glade_gtk_widget_create_eprop (GladeWidgetAdaptor * adaptor,
     eprop = g_object_new (GLADE_TYPE_EPROP_ACCEL,
                           "property-class", klass,
                           "use-command", use_command, NULL);
+  else if (pspec->value_type == GLADE_TYPE_STRING_LIST)
+    eprop = glade_eprop_string_list_new (klass, use_command, FALSE);
   else
     eprop = GWA_GET_CLASS
         (G_TYPE_OBJECT)->create_eprop (adaptor, klass, use_command);
+
   return eprop;
 }
 
@@ -672,6 +742,12 @@ glade_gtk_widget_string_from_value (GladeWidgetAdaptor * adaptor,
 
   if (pspec->value_type == GLADE_TYPE_ACCEL_GLIST)
     return glade_accels_make_string (g_value_get_boxed (value));
+  else if (pspec->value_type == GLADE_TYPE_STRING_LIST)
+    {
+      GList *list = g_value_get_boxed (value);
+
+      return glade_string_list_to_string (list);
+    }
   else
     return GWA_GET_CLASS
         (G_TYPE_OBJECT)->string_from_value (adaptor, klass, value);
diff --git a/plugins/gtk+/gtk+.xml.in b/plugins/gtk+/gtk+.xml.in
index cc2083d..ebd9e00 100644
--- a/plugins/gtk+/gtk+.xml.in
+++ b/plugins/gtk+/gtk+.xml.in
@@ -67,6 +67,14 @@
 	<property id="margin-top" common="True" since="3.0"/>
 	<property id="margin-bottom" common="True" since="3.0"/>
 
+	<property id="glade-style-classes" _name="Style Classes" weight="4.25" common="True" save="False" since="3.0">
+	  <parameter-spec>
+	    <type>GParamBoxed</type>
+	    <value-type>GladeStringList</value-type>
+	  </parameter-spec>
+	  <_tooltip>A list of style class names to apply to this widget</_tooltip>
+	</property>
+
 	<property id="halign" common="True" since="3.0">
   	  <displayable-values>
 	    <value id="GTK_ALIGN_FILL" _name="Fill"/>