From: Andrea Zagli <azagli@libero.it>
Date: Sat, 26 Nov 2011 10:33:07 +0000 (+0100)
Subject: Added the function GdaEx::data_model_is_empty (closes #230).
X-Git-Tag: 0.5.0~17
X-Git-Url: https://saetta.ns0.it/gitweb?a=commitdiff_plain;h=c192d651f88b2bec26a658728ff8cc0b74214be9;p=libgdaex

Added the function GdaEx::data_model_is_empty (closes #230).
---

diff --git a/.anjuta_sym_db.db b/.anjuta_sym_db.db
index 84813a4..6526f20 100644
Binary files a/.anjuta_sym_db.db and b/.anjuta_sym_db.db differ
diff --git a/src/gdaex.c b/src/gdaex.c
index 39bce68..816bda5 100644
--- a/src/gdaex.c
+++ b/src/gdaex.c
@@ -717,6 +717,19 @@ GdaDataModel
 	return dm;
 }
 
+/**
+ * gdaex_data_model_is_empty:
+ * @data_model: a #GdaDataModel object.
+ *
+ * Returns: #TRUE if #GdaDataModel is #NULL or it doesn't have any row.
+ */
+gboolean
+gdaex_data_model_is_empty (GdaDataModel *data_model)
+{
+	return (!GDA_IS_DATA_MODEL (data_model)
+	        || gda_data_model_get_n_rows (data_model) == 0);
+}
+
 /**
  * gdaex_data_model_get_field_value_stringify_at:
  * @data_model: a #GdaDataModel object.
diff --git a/src/gdaex.h b/src/gdaex.h
index ce053ef..39a8b39 100644
--- a/src/gdaex.h
+++ b/src/gdaex.h
@@ -79,6 +79,8 @@ void gdaex_set_tables_name_prefix (GdaEx *gdaex, const gchar *tables_name_prefix
 
 GdaDataModel *gdaex_query (GdaEx *gdaex, const gchar *sql);
 
+gboolean gdaex_data_model_is_empty (GdaDataModel *data_model);
+
 gchar *gdaex_data_model_get_field_value_stringify_at (GdaDataModel *data_model,
                                                      gint row,
                                                      const gchar *field_name);