diff --git a/Sming/Core/Data/Range.h b/Sming/Core/Data/Range.h
index 92168a7c5d..c0f88c68da 100644
--- a/Sming/Core/Data/Range.h
+++ b/Sming/Core/Data/Range.h
@@ -87,6 +87,14 @@ template <typename T> struct TRange {
 		return (value >= min) && (value <= max);
 	}
 
+	/**
+	 * @brief Determine if range contains another range (subset)
+	 */
+	template <typename Q> bool contains(const TRange<Q>& value) const
+	{
+		return contains(value.min) && contains(value.max);
+	}
+
 	/**
 	 * @brief Clip values to within the range
 	 */