From ea5ade36da841d1f007d5f74414e993c54187fc4 Mon Sep 17 00:00:00 2001
From: Andrea Zagli <azagli@libero.it>
Date: Sun, 27 Sep 2020 09:53:07 +0200
Subject: [PATCH] Added functions DataModel::get_value_at and
 DataModel::get_field_value_at.

---
 src/gdaex.c | 36 ++++++++++++++++++++++++++++++++++++
 src/gdaex.h |  6 ++++++
 2 files changed, 42 insertions(+)

diff --git a/src/gdaex.c b/src/gdaex.c
index 2aed5d2..b2035c9 100644
--- a/src/gdaex.c
+++ b/src/gdaex.c
@@ -838,6 +838,18 @@ gdaex_data_model_is_empty (GdaDataModel *data_model)
 	        || gda_data_model_get_n_rows (data_model) < 1);
 }
 
+GValue
+*gdaex_data_model_get_field_value_at (GdaDataModel *data_model,
+                                      gint row,
+                                      const gchar *field_name)
+{
+	gint col;
+
+	col = gda_data_model_get_column_index (data_model, field_name);
+
+	return gdaex_data_model_get_value_at (data_model, row, col);
+}
+
 /**
  * gdaex_data_model_get_field_value_stringify_at:
  * @data_model: a #GdaDataModel object.
@@ -1136,6 +1148,30 @@ struct tm
 	return value;
 }
 
+GValue
+*gdaex_data_model_get_value_at (GdaDataModel *data_model, gint row, gint col)
+{
+	const GValue *v;
+	GValue *ret;
+	GError *error;
+
+	error = NULL;
+
+	v = gda_data_model_get_value_at (data_model, col, row, &error);
+	if (v != NULL && error == NULL)
+		{
+			ret = gda_value_new_null ();
+		}
+	else
+		{
+			ret = g_new0 (GValue, 1);
+			ret = g_value_init (ret, G_VALUE_TYPE (v));
+			g_value_copy (v, ret);
+		}
+
+	return ret;
+}
+
 /**
  * gdaex_data_model_get_value_stringify_at:
  * @data_model: a #GdaDataModel object.
diff --git a/src/gdaex.h b/src/gdaex.h
index 5779625..2030c1e 100644
--- a/src/gdaex.h
+++ b/src/gdaex.h
@@ -96,6 +96,9 @@ GdaDataModel *gdaex_query (GdaEx *gdaex, const gchar *sql);
 
 gboolean gdaex_data_model_is_empty (GdaDataModel *data_model);
 
+GValue *gdaex_data_model_get_field_value_at (GdaDataModel *data_model,
+                                             gint row,
+                                             const gchar *field_name);
 gchar *gdaex_data_model_get_field_value_stringify_at (GdaDataModel *data_model,
                                                      gint row,
                                                      const gchar *field_name);
@@ -127,6 +130,9 @@ struct tm *gdaex_data_model_get_field_value_tm_at (GdaDataModel *data_model,
                                                    gint row,
                                                    const gchar *field_name);
 
+GValue *gdaex_data_model_get_value_at (GdaDataModel *data_model,
+                                       gint row,
+                                       gint col);
 gchar *gdaex_data_model_get_value_stringify_at (GdaDataModel *data_model,
                                                 gint row,
                                                 gint col);
-- 
2.49.0