From: Andrea Zagli <azagli@libero.it>
Date: Sun, 28 Mar 2021 07:22:42 +0000 (+0200)
Subject: Added function GdaExGrid::html_get_header (and test).
X-Git-Url: https://saetta.ns0.it/gitweb?a=commitdiff_plain;h=d721c335d4724c637ca6cdc89a9f7dde9a5d10b3;p=libgdaexgrid

Added function GdaExGrid::html_get_header (and test).
---

diff --git a/.gitignore b/.gitignore
index afcfcc0..b859a1c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -61,6 +61,7 @@ Rules-quot
 tests/grid
 tests/grid_from_xml
 tests/grid_tree
+tests/grid_html_from_xml
 test-driver
 *.gir
 *.typelib
\ No newline at end of file
diff --git a/src/grid.c b/src/grid.c
index a98027c..4f32f93 100644
--- a/src/grid.c
+++ b/src/grid.c
@@ -1065,6 +1065,48 @@ gdaex_grid_fill_from_sqlbuilder (GdaExGrid *grid, GdaEx *gdaex, GdaExSqlBuilder
 	return gdaex_grid_fill_from_sqlbuilder_with_missing_func (grid, gdaex, builder, NULL, NULL, error);
 }
 
+
+/**
+ * gdaex_grid_html_get_header:
+ * @grid: a #GdaExGrid object.
+ *
+ * Returns: the table header (only the tr tag).
+ */
+gchar
+*gdaex_grid_html_get_header (GdaExGrid *grid)
+{
+	GdaExGridPrivate *priv;
+
+	GdaExGridColumn *gcolumn;
+
+	guint col;
+
+	GString *str;
+
+	gchar *ret;
+
+	g_return_val_if_fail (GDAEX_IS_GRID (grid), NULL);
+
+	priv = gdaex_grid_get_instance_private (grid);
+
+	str = g_string_new ("<tr>\n");
+
+	for (col = 0; col < priv->columns->len; col++)
+		{
+			gcolumn = (GdaExGridColumn *)g_ptr_array_index (priv->columns, col);
+			g_string_append_printf (str,
+			                        "\t<th>%s</th>\n",
+			                        gdaex_grid_column_get_title (gcolumn));
+		}
+
+	g_string_append (str, "</tr>\n");
+
+	ret = g_strdup (str->str);
+	g_string_free (str, TRUE);
+
+	return ret;
+}
+
 /* PRIVATE */
 static void
 gdaex_grid_set_property (GObject *object, guint property_id, const GValue *value, GParamSpec *pspec)
diff --git a/src/grid.h b/src/grid.h
index 1040621..2b8257e 100644
--- a/src/grid.h
+++ b/src/grid.h
@@ -1,7 +1,7 @@
 /*
  *  grid.h
  *
- *  Copyright (C) 2010-2020 Andrea Zagli <azagli@libero.it>
+ *  Copyright (C) 2010-2021 Andrea Zagli <azagli@libero.it>
  *
  *  This file is part of libgdaexgrid.
  *
@@ -115,6 +115,9 @@ gboolean gdaex_grid_fill_from_datamodel (GdaExGrid *grid, GdaDataModel *dm, GErr
 gboolean gdaex_grid_fill_from_sqlbuilder (GdaExGrid *grid, GdaEx *gdaex, GdaExSqlBuilder *builder, GError **error);
 
 
+gchar *gdaex_grid_html_get_header (GdaExGrid *grid);
+
+
 G_END_DECLS
 
 #endif /* __GDAEX_GRID_H__ */
diff --git a/tests/Makefile.am b/tests/Makefile.am
index d028fb8..46a4613 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -16,7 +16,8 @@ endif
 noinst_PROGRAMS = \
                   grid \
                   grid_from_xml \
-                  grid_tree
+                  grid_tree \
+                  grid_html_from_xml
 
 LDADD = $(top_builddir)/src/libgdaexgrid.la
 
diff --git a/tests/grid_html_from_xml.c b/tests/grid_html_from_xml.c
new file mode 100644
index 0000000..6387584
--- /dev/null
+++ b/tests/grid_html_from_xml.c
@@ -0,0 +1,46 @@
+/*
+ * Copyright (C) 2021 Andrea Zagli <azagli@libero.it>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#include <glib/gprintf.h>
+
+#include <libgdaex/libgdaex.h>
+
+#include "grid.h"
+#include "gridcolumn.h"
+
+int
+main (int argc, char **argv)
+{
+	GdaEx *gdaex;
+
+	GdaExGrid *grid;
+
+	gtk_init (&argc, &argv);
+
+	gdaex = gdaex_new_from_string (g_strdup_printf ("SQLite://DB_DIR=%s;DB_NAME=grid.db", TESTSDIR));
+	if (gdaex == NULL)
+		{
+			g_error ("Unable to connect to the db.");
+		}
+
+	grid = gdaex_grid_new_from_file (argv[1]);
+
+	g_printf ("%s\n\n", gdaex_grid_html_get_header (grid));
+
+	return 0;
+}