[glade] Moved GtkDialog action-widgets tag read/write support into a new file to use as a generic implementa

[Juan Pablo Ugarte <jpu src gnome org>]

commit 0fcf5ccc328ceeddd8c7bc656995f18eb514a77f
Author: Tristan Van Berkom <tvb gnome org>
Date:   Mon Mar 14 16:40:00 2011 -0300

    Moved GtkDialog action-widgets tag read/write support into a new file to use
    as a generic implementation for GtkInfoBar too.

 plugins/gtk+/glade-gtk-action-widgets.c |  121 +++++++++++++++++++++++++++++++
 1 files changed, 121 insertions(+), 0 deletions(-)
---
diff --git a/plugins/gtk+/glade-gtk-action-widgets.c b/plugins/gtk+/glade-gtk-action-widgets.c
new file mode 100644
index 0000000..c527b3b
--- /dev/null
+++ b/plugins/gtk+/glade-gtk-action-widgets.c
@@ -0,0 +1,121 @@
+#define GLADE_TAG_ACTION_WIDGETS "action-widgets"
+#define GLADE_TAG_ACTION_WIDGET  "action-widget"
+#define GLADE_TAG_RESPONSE       "response"
+
+
+static void
+glade_gtk_dialog_read_responses (GladeWidget * widget,
+                                 GladeXmlNode * widgets_node)
+{
+  GladeXmlNode *node;
+  GladeWidget *action_widget;
+
+  for (node = glade_xml_node_get_children (widgets_node);
+       node; node = glade_xml_node_next (node))
+    {
+      gchar *widget_name, *response;
+
+      if (!glade_xml_node_verify (node, GLADE_TAG_ACTION_WIDGET))
+        continue;
+
+      response =
+          glade_xml_get_property_string_required (node, GLADE_TAG_RESPONSE,
+                                                  NULL);
+      widget_name = glade_xml_get_content (node);
+
+      if ((action_widget =
+           glade_project_get_widget_by_name (glade_widget_get_project (widget), 
+					     widget_name)) != NULL)
+        {
+          glade_widget_property_set (action_widget, "response-id",
+                                     g_ascii_strtoll (response, NULL, 10));
+        }
+
+      g_free (response);
+      g_free (widget_name);
+    }
+}
+
+void
+glade_gtk_dialog_read_child (GladeWidgetAdaptor * adaptor,
+                             GladeWidget * widget, GladeXmlNode * node)
+{
+  GladeXmlNode *widgets_node;
+
+  GWA_GET_CLASS (GTK_TYPE_CONTAINER)->read_child (adaptor, widget, node);
+
+  node = glade_xml_node_get_parent (node);
+
+  if ((widgets_node =
+       glade_xml_search_child (node, GLADE_TAG_ACTION_WIDGETS)) != NULL)
+    glade_gtk_dialog_read_responses (widget, widgets_node);
+}
+
+
+static void
+glade_gtk_dialog_write_responses (GladeWidget * widget,
+                                  GladeXmlContext * context,
+                                  GladeXmlNode * node)
+{
+  GladeXmlNode *widget_node;
+  GtkDialog *dialog = GTK_DIALOG (glade_widget_get_object (widget));
+  GList *l, *action_widgets =
+      gtk_container_get_children (GTK_CONTAINER
+                                  (gtk_dialog_get_action_area (dialog)));
+
+  for (l = action_widgets; l; l = l->next)
+    {
+      GladeWidget *action_widget;
+      GladeProperty *property;
+      gchar *str;
+
+      if ((action_widget = glade_widget_get_from_gobject (l->data)) == NULL)
+        continue;
+
+      if ((property =
+           glade_widget_get_property (action_widget, "response-id")) == NULL)
+        continue;
+
+      widget_node = glade_xml_node_new (context, GLADE_TAG_ACTION_WIDGET);
+      glade_xml_node_append_child (node, widget_node);
+
+      str =
+          glade_property_class_make_string_from_gvalue (glade_property_get_class (property),
+                                                        glade_property_inline_value (property));
+
+      glade_xml_node_set_property_string (widget_node, GLADE_TAG_RESPONSE, str);
+      glade_xml_set_content (widget_node, glade_widget_get_name (action_widget));
+
+      g_free (str);
+    }
+
+  g_list_free (action_widgets);
+}
+
+void
+glade_gtk_dialog_write_child (GladeWidgetAdaptor * adaptor,
+                              GladeWidget * widget,
+                              GladeXmlContext * context, GladeXmlNode * node)
+{
+  GladeXmlNode *widgets_node;
+  GladeWidget *parent;
+  GladeProject *project;
+
+  GWA_GET_CLASS (GTK_TYPE_CONTAINER)->write_child (adaptor, widget, context,
+                                                   node);
+
+  parent  = glade_widget_get_parent (widget);
+  project = glade_widget_get_project (widget);
+
+  if (parent && GTK_IS_DIALOG (glade_widget_get_object (parent)))
+    {
+      widgets_node = glade_xml_node_new (context, GLADE_TAG_ACTION_WIDGETS);
+
+      glade_gtk_dialog_write_responses (parent, context, widgets_node);
+
+      if (!glade_xml_node_get_children (widgets_node))
+        glade_xml_node_delete (widgets_node);
+      else
+        glade_xml_node_append_child (node, widgets_node);
+    }
+}