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plugins/spell/gedit-spell-utils.c

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+/*
+ * gedit-spell-utils.c
+ * This file is part of gedit
+ *
+ * Copyright (C) 2010 - Jesse van den Kieboom
+ *
+ * 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., 51 Franklin St, Fifth Floor, 
+ * Boston, MA  02110-1301  USA
+ */
+
+#include <string.h>
+
+#include "gedit-spell-utils.h"
+#include <gtksourceview/gtksourcebuffer.h>
+
+gboolean
+gedit_spell_utils_is_digit (const char *text, gssize length)
+{
+	gunichar c;
+	const gchar *p;
+	const gchar *end;
+
+	g_return_val_if_fail (text != NULL, FALSE);
+
+	if (length < 0)
+		length = strlen (text);
+
+	p = text;
+	end = text + length;
+
+	while (p != end) {
+		const gchar *next;
+		next = g_utf8_next_char (p);
+
+		c = g_utf8_get_char (p);
+
+		if (!g_unichar_isdigit (c) && c != '.' && c != ',')
+			return FALSE;
+
+		p = next;
+	}
+
+	return TRUE;
+}
+
+gboolean
+gedit_spell_utils_skip_no_spell_check (GtkTextIter *start,
+                                       GtkTextIter *end)
+{
+	GtkSourceBuffer *buffer = GTK_SOURCE_BUFFER (gtk_text_iter_get_buffer (start));
+
+	while (gtk_source_buffer_iter_has_context_class (buffer, start, "no-spell-check"))
+	{
+		GtkTextIter last = *start;
+
+		if (!gtk_source_buffer_iter_forward_to_context_class_toggle (buffer, start, "no-spell-check"))
+		{
+			return FALSE;
+		}
+
+		if (gtk_text_iter_compare (start, &last) <= 0)
+		{
+			return FALSE;
+		}
+
+		gtk_text_iter_forward_word_end (start);
+		gtk_text_iter_backward_word_start (start);
+
+		if (gtk_text_iter_compare (start, &last) <= 0)
+		{
+			return FALSE;
+		}
+
+		if (gtk_text_iter_compare (start, end) >= 0)
+		{
+			return FALSE;
+		}
+	}
+
+	return TRUE;
+}
+