1 files changed, 6 insertions, 0 deletions
diff --git a/src/ui/scroll.h b/src/ui/scroll.h
index 289d309..9dbd8a4 100644
--- a/src/ui/scroll.h
+++ b/src/ui/scroll.h
@@ -1,5 +1,6 @@
 // * This file is part of the COLOBOT source code
 // * Copyright (C) 2001-2008, Daniel ROUX & EPSITEC SA, www.epsitec.ch
+// * Copyright (C) 2012, Polish Portal of Colobot (PPC)
 // *
 // * 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
@@ -23,6 +24,10 @@
 
 #include <common/event.h>
 
+namespace Ui {
+
+class CButton;
+
 const float SCROLL_WIDTH = (15.0f/640.0f);
 
 
@@ -76,3 +81,4 @@ class CScroll : public CControl
 };
 
 
+}