From: Andrea Zagli <azagli@libero.it>
Date: Wed, 16 Mar 2016 15:06:40 +0000 (+0100)
Subject: Added function ZakGFlowInstance::get_current_nodes.
X-Git-Url: https://saetta.ns0.it/gitweb?a=commitdiff_plain;h=10deb8466216c2600da4b60dad7df1fb6d117946;p=libzakgflow

Added function ZakGFlowInstance::get_current_nodes.
---

diff --git a/src/instance.c b/src/instance.c
index a062a42..98eb074 100644
--- a/src/instance.c
+++ b/src/instance.c
@@ -136,6 +136,40 @@ ZakGFlowInstance
 	return instance;
 }
 
+static gboolean
+traverse_func (GNode *node,
+			   gpointer data)
+{
+	GPtrArray *ar;
+	xmlNode *xnode;
+
+	ar = (GPtrArray *)data;
+
+	xnode = (xmlNode *)node->data;
+	g_ptr_array_add (ar, (gpointer)xmlGetProp (xnode, (const xmlChar *)"id"));
+
+	return FALSE;
+}
+
+/**
+ * zak_gflow_instance_get_current_node:
+ * @instance:
+ *
+ */
+GPtrArray
+*zak_gflow_instance_get_current_nodes (ZakGFlowInstance *instance)
+{
+	GPtrArray *ret;
+
+	ZakGFlowInstancePrivate *priv = zak_gflow_instance_get_instance_private (instance);
+
+	ret = g_ptr_array_new ();
+
+	g_node_traverse (g_node_get_root (priv->nodes_history), G_POST_ORDER, G_TRAVERSE_LEAVES, -1, traverse_func, (gpointer)ret);
+
+	return ret;
+}
+
 /* PRIVATE */
 static void
 zak_gflow_instance_set_property (GObject *object,
diff --git a/src/instance.h b/src/instance.h
index d82f0e5..36c460b 100644
--- a/src/instance.h
+++ b/src/instance.h
@@ -40,6 +40,8 @@ struct _ZakGFlowInstanceClass
 
 ZakGFlowInstance *zak_gflow_instance_new (xmlXPathContext *xpcontext, GHashTable *ht_nodes, const gchar *node_id);
 
+GPtrArray *zak_gflow_instance_get_current_nodes (ZakGFlowInstance *instance);
+
 
 G_END_DECLS
 
diff --git a/tests/instance.c b/tests/instance.c
index 431f813..f72be92 100644
--- a/tests/instance.c
+++ b/tests/instance.c
@@ -16,6 +16,8 @@
  *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  */
 
+#include <glib/gstdio.h>
+
 #include "model.h"
 #include "instance.h"
 
@@ -24,6 +26,9 @@ main (int argc, char *argv[])
 {
 	ZakGFlowModel *model;
 	ZakGFlowInstance *instance;
+	GPtrArray *ar;
+
+	guint i;
 
 	model = zak_gflow_model_new_from_file (argv[1]);
 	if (model == NULL)
@@ -33,6 +38,12 @@ main (int argc, char *argv[])
 	else
 		{
 			instance = zak_gflow_model_start (model, argv[2]);
+			ar = zak_gflow_instance_get_current_nodes (instance);
+
+			for (i = 0; i < ar->len; i++)
+				{
+					g_printf ("Currente node: %s\n", (gchar *)g_ptr_array_index (ar, i));
+				}
 		}
 
 	return 0;