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diff --git a/src/range.h b/src/range.h
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+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/***************************************************************************
+ *            range.h
+ *
+ *  Sun 16 Feb 2020 04:17:19 PM CET
+ *  Copyright 2020 André Nusser
+ *  andre.nusser@googlemail.com
+ ****************************************************************************/
+
+/*
+ *  This file is part of DrumGizmo.
+ *
+ *  DrumGizmo is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU Lesser General Public License as published by
+ *  the Free Software Foundation; either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  DrumGizmo 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 Lesser General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Lesser General Public License
+ *  along with DrumGizmo; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
+ */
+#pragma once
+
+// Having the iterator as template parameter enables us to also
+// define ContainerRanges with const_iterators.
+template <typename T, typename iterator = typename T::iterator>
+struct ContainerRange
+{
+	ContainerRange(iterator begin, iterator end)
+		: _begin(begin), _end(end) {};
+
+	iterator begin() const { return _begin; };
+	iterator end() const { return _end; };
+
+private:
+	iterator const _begin;
+	iterator const _end;
+};