diff --git a/gui/objects.hpp b/gui/objects.hpp
index 486e2e7..cf20d7e 100644
--- a/gui/objects.hpp
+++ b/gui/objects.hpp
@@ -999,7 +999,11 @@
 	int mFontHeight;
 	GUIAction *mAction;
 	bool mChangeOnDrag;
-	int lineW;
+	int mLineW;
+	bool mDragging;
+	Resource *mBackgroundImage;
+	Resource *mHandleImage;
+	Resource *mHandleHoverImage;
 };
 
 class MouseCursor : public RenderObject