From: Andrea Zagli <azagli@libero.it>
Date: Tue, 30 Aug 2011 07:16:20 +0000 (+0200)
Subject: Added function GdaEx::data_model_columns_to_hashtable.
X-Git-Tag: 0.5.0~24^2~4
X-Git-Url: https://saetta.ns0.it/gitweb?a=commitdiff_plain;h=e9d1e2b67232c70bd74047d203706032279afd2b;p=libgdaex

Added function GdaEx::data_model_columns_to_hashtable.
---

diff --git a/src/gdaex.c b/src/gdaex.c
index 7f1bce6..eda3307 100644
--- a/src/gdaex.c
+++ b/src/gdaex.c
@@ -2128,6 +2128,42 @@ struct tm
 	return ret;
 }
 
+/**
+ * gdaex_data_model_columns_to_hashtable:
+ * @dm: a #GdaDataModel object.
+ *
+ * Returns: a #GHashTable with keys as the columns names from @dm,
+ * and values as columns numbers.
+ */
+GHashTable
+*gdaex_data_model_columns_to_hashtable (GdaDataModel *dm)
+{
+	GHashTable *ret;
+
+	guint cols;
+	guint col;
+
+	g_return_val_if_fail (GDA_IS_DATA_MODEL (dm), NULL);
+
+	ret = NULL;
+
+	cols = gda_data_model_get_n_columns (dm);
+
+	if (cols > 0)
+		{
+			ret = g_hash_table_new (g_str_hash, g_str_equal);
+
+			for (col = 0; col < cols; col++)
+				{
+					g_hash_table_insert (ret,
+					                     g_strdup (gda_data_model_get_column_name (dm, col)),
+					                     g_strdup_printf ("%d", col));
+				}
+		}
+
+	return ret;
+}
+
 /**
  * gdaex_begin:
  * @gdaex: a #GdaEx object.
diff --git a/src/gdaex.h b/src/gdaex.h
index 909faf6..8b8cff5 100644
--- a/src/gdaex.h
+++ b/src/gdaex.h
@@ -173,6 +173,8 @@ GDateTime *gdaex_data_model_iter_get_value_gdatetime_at (GdaDataModelIter *iter,
 struct tm *gdaex_data_model_iter_get_value_tm_at (GdaDataModelIter *iter,
                                            gint col);
 
+GHashTable *gdaex_data_model_columns_to_hashtable (GdaDataModel *dm);
+
 gboolean gdaex_begin (GdaEx *gdaex);
 
 gint gdaex_execute (GdaEx *gdaex, const gchar *sql);