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diff --git a/public/dme_controls/BaseAnimSetControlGroupPanel.h b/public/dme_controls/BaseAnimSetControlGroupPanel.h
new file mode 100644
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+++ b/public/dme_controls/BaseAnimSetControlGroupPanel.h
@@ -0,0 +1,96 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+//=============================================================================
+
+#ifndef BASEANIMSETCONTROLGROUPPANEL_H
+#define BASEANIMSETCONTROLGROUPPANEL_H
+#ifdef _WIN32
+#pragma once
+#endif
+
+#include "vgui_controls/EditablePanel.h"
+#include "datamodel/dmehandle.h"
+#include "tier1/utlntree.h"
+
+
+//-----------------------------------------------------------------------------
+// Forward declarations
+//-----------------------------------------------------------------------------
+class CBaseAnimationSetEditor;
+class CDmeAnimationSet;
+
+namespace vgui
+{
+	class TreeView;
+	class IScheme;
+	class Menu;
+};
+
+
+//-----------------------------------------------------------------------------
+// Panel which shows a tree of controls
+//-----------------------------------------------------------------------------
+class CBaseAnimSetControlGroupPanel : public vgui::EditablePanel
+{
+	DECLARE_CLASS_SIMPLE( CBaseAnimSetControlGroupPanel, EditablePanel );
+public:
+	CBaseAnimSetControlGroupPanel( vgui::Panel *parent, char const *className, CBaseAnimationSetEditor *editor );
+	virtual ~CBaseAnimSetControlGroupPanel();
+
+	void ChangeAnimationSet( CDmeAnimationSet *newAnimSet );
+	virtual void ApplySchemeSettings( vgui::IScheme *pScheme );
+
+protected:
+
+	MESSAGE_FUNC_INT( OnTreeViewItemSelected, "TreeViewItemSelected", itemIndex );
+	MESSAGE_FUNC_INT( OnTreeViewItemDeselected, "TreeViewItemDeselected", itemIndex );
+	MESSAGE_FUNC( OnTreeViewItemSelectionCleared, "TreeViewItemSelectionCleared" );
+
+protected:
+	enum
+	{
+		EP_EXPANDED = (1<<0),
+		EP_SELECTED = (1<<1),
+	};
+
+	struct TreeItem_t
+	{
+		TreeItem_t() : m_pAttributeName() {}
+		CUtlString m_pAttributeName;
+	};
+
+	// Used to build a list of open element for refresh
+	struct TreeInfo_t
+	{
+		TreeInfo_t() : m_nFlags( 0 ) {}
+		TreeItem_t	m_Item;	// points to the element referenced in an element array
+		int			m_nFlags;
+	};
+
+	typedef CUtlNTree< TreeInfo_t, int > OpenItemTree_t;
+	// Expands all items in the open item tree if they exist
+	void ExpandOpenItems( OpenItemTree_t &tree, int nOpenTreeIndex, int nItemIndex, bool makeVisible );
+	// Builds a list of open items
+	void BuildOpenItemList( OpenItemTree_t &tree, int nParent, int nItemIndex );
+	void FillInDataForItem( TreeItem_t &item, int nItemIndex );
+	// Finds the tree index of a child matching the particular element + attribute
+	int FindTreeItem( int nParentIndex, const TreeItem_t &info );
+
+	vgui::DHANDLE< CBaseAnimationSetEditor >	m_hEditor;
+
+	vgui::DHANDLE< vgui::TreeView >		m_hGroups;
+	CUtlVector< int >					m_hSelectableIndices;
+
+	CDmeHandle< CDmeAnimationSet >		m_AnimSet;
+
+	bool								m_bStartItemWasSelected;
+	CUtlVector< int >					m_SavedSelectedGroups;
+	CUtlSymbolTable						m_SliderNames;
+	CUtlVector< CDmeHandle< CDmElement > > m_GroupList;
+
+	friend class CAnimGroupTree;
+};
+
+#endif // BASEANIMSETCONTROLGROUPPANEL_H