From 1e7c5a450c28cca5cd7b9ae3fee501e6b3d6e34e Mon Sep 17 00:00:00 2001
From: Andrea Zagli <azagli@libero.it>
Date: Sat, 5 Dec 2015 11:56:42 +0100
Subject: [PATCH] Added ZakFormForm::is_changed and ::set_as_original.

---
 src/form.c        | 56 +++++++++++++++++++++++++++++++++++++++++++++++
 src/form.h        |  3 +++
 src/formelement.c |  2 +-
 3 files changed, 60 insertions(+), 1 deletion(-)

diff --git a/src/form.c b/src/form.c
index e02ee79..9afc9a6 100644
--- a/src/form.c
+++ b/src/form.c
@@ -409,6 +409,30 @@ zak_form_form_clear (ZakFormForm *zakform)
 		}
 }
 
+/**
+ * zak_form_form_set_as_original:
+ * @zakform: a #ZakFormForm object.
+ *
+ */
+void
+zak_form_form_set_as_original (ZakFormForm *zakform)
+{
+	guint i;
+
+	ZakFormFormPrivate *priv;
+
+	g_return_if_fail (ZAK_FORM_IS_FORM (zakform));
+
+	priv = zak_form_form_get_instance_private (zakform);
+
+	for (i = 0; i < priv->ar_elements->len; i++)
+		{
+			ZakFormElement *element = (ZakFormElement *)g_ptr_array_index (priv->ar_elements, i);
+
+			zak_form_element_set_as_original_value (element);
+		}
+}
+
 /**
  * zak_form_form_is_valid:
  * @zakform:
@@ -440,6 +464,38 @@ zak_form_form_is_valid (ZakFormForm *zakform)
 	return ret;
 }
 
+/**
+ * zak_form_form_is_changed:
+ * @zakform:
+ *
+ * Returns:
+ */
+gboolean
+zak_form_form_is_changed (ZakFormForm *zakform)
+{
+	guint i;
+
+	gboolean ret;
+
+	ZakFormFormPrivate *priv;
+
+	priv = zak_form_form_get_instance_private (zakform);
+
+	ret = FALSE;
+
+	for (i = 0; i < priv->ar_elements->len; i++)
+		{
+			ZakFormElement *element = (ZakFormElement *)g_ptr_array_index (priv->ar_elements, i);
+			if (zak_form_element_is_changed (element))
+				{
+					ret = TRUE;
+					break;
+				}
+		}
+
+	return ret;
+}
+
 /**
  * zak_form_form_load:
  * @zakform:
diff --git a/src/form.h b/src/form.h
index 41569d9..dc3d329 100644
--- a/src/form.h
+++ b/src/form.h
@@ -51,7 +51,10 @@ gboolean zak_form_form_add_element (ZakFormForm *zakform, ZakFormElement *elemen
 
 void zak_form_form_clear (ZakFormForm *zakform);
 
+void zak_form_form_set_as_original (ZakFormForm *zakform);
+
 gboolean zak_form_form_is_valid (ZakFormForm *zakform);
+gboolean zak_form_form_is_changed (ZakFormForm *zakform);
 
 gboolean zak_form_form_load (ZakFormForm *zakform, ZakFormIProvider *provider);
 gboolean zak_form_form_insert (ZakFormForm *zakform, ZakFormIProvider *provider);
diff --git a/src/formelement.c b/src/formelement.c
index ae41842..604577f 100644
--- a/src/formelement.c
+++ b/src/formelement.c
@@ -505,7 +505,7 @@ zak_form_element_set_as_original_value (ZakFormElement *element)
 gboolean
 zak_form_element_is_changed (ZakFormElement *element)
 {
-	return (g_strcmp0 (zak_form_element_get_original_value (element), zak_form_element_get_value (element)) == 0);
+	return (g_strcmp0 (zak_form_element_get_original_value (element), zak_form_element_get_value (element)) != 0);
 }
 
 /**
-- 
2.49.0