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diff --git a/public/dme_controls/BaseAttributeDoubleChoicePanel.h b/public/dme_controls/BaseAttributeDoubleChoicePanel.h
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+++ b/public/dme_controls/BaseAttributeDoubleChoicePanel.h
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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//
+//=============================================================================//
+
+#ifndef BASEATTRIBUTEDOUBLECHOICEPANEL_H
+#define BASEATTRIBUTEDOUBLECHOICEPANEL_H
+
+#ifdef _WIN32
+#pragma once
+#endif
+
+#include "dme_controls/BaseAttributePanel.h"
+
+
+//-----------------------------------------------------------------------------
+// Forward declarations
+//-----------------------------------------------------------------------------
+class CDmElement;
+struct AttributeWidgetInfo_t;
+
+namespace vgui
+{
+	class IScheme;
+	class Panel;
+	class Label;
+	class ComboBox;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Helper to horizontally lay out the two child combo boxes used by
+//  CBaseAttributeDoubleChoicePanel below
+//-----------------------------------------------------------------------------
+class CDoubleComboBoxContainerPanel : public vgui::Panel
+{
+	DECLARE_CLASS_SIMPLE( CDoubleComboBoxContainerPanel, vgui::Panel );
+public:
+	CDoubleComboBoxContainerPanel( vgui::Panel *parent, char const *name );
+	void AddComboBox( int slot, vgui::ComboBox *box );
+
+private:
+
+	virtual void PerformLayout();
+
+	vgui::ComboBox	*m_pBoxes[ 2 ];
+};
+
+//-----------------------------------------------------------------------------
+// CBaseAttributeDoubleChoicePanel (similar to CBaseAttributeChoicePanel, but with side by side combo boxes)
+//-----------------------------------------------------------------------------
+class CBaseAttributeDoubleChoicePanel : public CBaseAttributePanel
+{
+	DECLARE_CLASS_SIMPLE( CBaseAttributeDoubleChoicePanel, CBaseAttributePanel );
+
+public:
+	CBaseAttributeDoubleChoicePanel( vgui::Panel *parent,	const AttributeWidgetInfo_t &info );
+
+	virtual void PostConstructor();
+	virtual void ApplySchemeSettings( vgui::IScheme *pScheme );
+
+protected:
+	virtual void Refresh();
+
+private:
+	// Derived classes can re-implement this to fill the combo box however they like
+	virtual void PopulateComboBoxes( vgui::ComboBox *pComboBox[2] ) = 0;
+	virtual void SetAttributeFromComboBoxes( vgui::ComboBox *pComboBox[2], KeyValues *pKeyValues[ 2 ] ) = 0;
+	virtual void SetComboBoxesFromAttribute( vgui::ComboBox *pComboBox[2] ) = 0;
+
+	MESSAGE_FUNC_PTR( OnTextChanged, "TextChanged", panel );
+
+	virtual void Apply();
+	virtual vgui::Panel *GetDataPanel();
+
+	CDoubleComboBoxContainerPanel		*m_pContainerPanel;
+	vgui::ComboBox	*m_pData[2];
+};
+
+
+#endif // BASEATTRIBUTEDOUBLECHOICEPANEL_H