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diff --git a/gedit/gedittextregion.h b/gedit/gedittextregion.h
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+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- 
+ *
+ * gedittextregion.h - GtkTextMark based region utility functions
+ *
+ * This file is part of the GtkSourceView widget
+ *
+ * Copyright (C) 2002 Gustavo Gir�ldez <[email protected]>
+ *
+ * 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.  
+ */
+
+#ifndef __GEDIT_TEXT_REGION_H__
+#define __GEDIT_TEXT_REGION_H__
+
+#include <gtk/gtk.h>
+
+G_BEGIN_DECLS
+
+typedef struct _GeditTextRegion		GeditTextRegion;
+typedef struct _GeditTextRegionIterator	GeditTextRegionIterator;
+
+struct _GeditTextRegionIterator {
+	/* GeditTextRegionIterator is an opaque datatype; ignore all these fields.
+	 * Initialize the iter with gedit_text_region_get_iterator
+	 * function
+	 */
+	/*< private >*/
+	gpointer dummy1;
+	guint32  dummy2;
+	gpointer dummy3;	
+};
+
+GeditTextRegion *gedit_text_region_new                          (GtkTextBuffer *buffer);
+void           gedit_text_region_destroy                      (GeditTextRegion *region,
+							     gboolean       delete_marks);
+
+GtkTextBuffer *gedit_text_region_get_buffer                   (GeditTextRegion *region);
+
+void           gedit_text_region_add                          (GeditTextRegion     *region,
+							     const GtkTextIter *_start,
+							     const GtkTextIter *_end);
+
+void           gedit_text_region_subtract                     (GeditTextRegion     *region,
+							     const GtkTextIter *_start,
+							     const GtkTextIter *_end);
+
+gint           gedit_text_region_subregions                   (GeditTextRegion *region);
+
+gboolean       gedit_text_region_nth_subregion                (GeditTextRegion *region,
+							     guint          subregion,
+							     GtkTextIter   *start,
+							     GtkTextIter   *end);
+
+GeditTextRegion *gedit_text_region_intersect                    (GeditTextRegion     *region,
+							     const GtkTextIter *_start,
+							     const GtkTextIter *_end);
+
+void           gedit_text_region_get_iterator                 (GeditTextRegion         *region,
+                                                             GeditTextRegionIterator *iter,
+                                                             guint                  start);
+
+gboolean       gedit_text_region_iterator_is_end              (GeditTextRegionIterator *iter);
+
+/* Returns FALSE if iterator is the end iterator */
+gboolean       gedit_text_region_iterator_next	            (GeditTextRegionIterator *iter);
+
+void           gedit_text_region_iterator_get_subregion       (GeditTextRegionIterator *iter,
+							     GtkTextIter           *start,
+							     GtkTextIter           *end);
+
+void           gedit_text_region_debug_print                  (GeditTextRegion *region);
+
+G_END_DECLS
+
+#endif /* __GEDIT_TEXT_REGION_H__ */