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+// KDat - a tar-based DAT archiver
+// Copyright (C) 1998-2000  Sean Vyain, svyain@mail.tds.net
+// Copyright (C) 2001-2002  Lawrence Widman, kdat@cardiothink.com
+//
+// 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 Street, Fifth Floor, Boston, MA  02110-1301  USA
+
+#ifndef _Util_h_
+#define _Util_h_
+
+#include <qstring.h>
+
+/**
+ * @short A collection of common useful methods.
+ */
+class Util {
+public:
+    /**
+     * Format the given number of bytes into a comma-separated string of
+     * digits.
+     */
+    static QString bytesToString( uint bytes );
+
+    /**
+     * Format the given number of kilobytes into a comma-separated string of
+     * digits, followed by a 'k'.
+     */
+    static QString kbytesToString( uint kbytes );
+
+    /**
+     * Find the longest common path prefix for a list of files.
+     */
+    static QString longestCommonPath( const QStringList& files );
+};
+
+#endif