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diff --git a/game/client/history_resource.h b/game/client/history_resource.h
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+++ b/game/client/history_resource.h
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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: Item pickup history displayed onscreen when items are picked up.
+//
+// $NoKeywords: $
+//=============================================================================//
+
+#ifndef HISTORY_RESOURCE_H
+#define HISTORY_RESOURCE_H
+#pragma once
+
+#include "hudelement.h"
+#include "ehandle.h"
+
+#include <vgui_controls/Panel.h>
+
+enum 
+{
+	HISTSLOT_EMPTY,
+	HISTSLOT_AMMO,
+	HISTSLOT_WEAP,
+	HISTSLOT_ITEM,
+	HISTSLOT_AMMODENIED,
+};
+
+namespace vgui
+{
+	class IScheme;
+}
+
+class C_BaseCombatWeapon;
+
+//-----------------------------------------------------------------------------
+// Purpose: Used to draw the history of ammo / weapon / item pickups by the player
+//-----------------------------------------------------------------------------
+class CHudHistoryResource : public CHudElement, public vgui::Panel
+{
+	DECLARE_CLASS_SIMPLE( CHudHistoryResource, vgui::Panel );
+private:
+	struct HIST_ITEM 
+	{
+		HIST_ITEM() 
+		{ 
+			// init this here, because the code that overwrites previous history items will use this
+			// to check to see if the item is empty
+			DisplayTime = 0.0f; 
+		}
+		int type;
+		float DisplayTime;  // the time at which this item should be removed from the history
+		int iCount;
+		int iId;
+		CHandle< C_BaseCombatWeapon > m_hWeapon;
+
+		CHudTexture *icon;
+	};
+
+	CUtlVector<HIST_ITEM> m_PickupHistory;
+
+public:
+
+	CHudHistoryResource( const char *pElementName );
+
+	// CHudElement overrides
+	virtual void Init( void );
+	virtual void Reset( void );
+	virtual bool ShouldDraw( void );
+	virtual void Paint( void );
+
+	virtual void ApplySchemeSettings( vgui::IScheme *pScheme );
+
+	void	AddToHistory( int iType, int iId, int iCount = 0 );
+	void	AddToHistory( int iType, const char *szName, int iCount = 0 );
+	void	AddToHistory( C_BaseCombatWeapon *weapon );
+	void	MsgFunc_ItemPickup( bf_read &msg );
+	void	MsgFunc_AmmoDenied( bf_read &msg );
+	
+	void	CheckClearHistory( void );
+	void	SetHistoryGap( int iNewHistoryGap );
+	void	AddIconToHistory( int iType, int iId, C_BaseCombatWeapon *weapon, int iCount, CHudTexture *icon );
+
+private:
+	// these vars are for hl1-port compatibility
+	int		m_iHistoryGap;
+	int		m_iCurrentHistorySlot;
+	bool	m_bDoNotDraw;
+	wchar_t m_wcsAmmoFullMsg[16];
+	bool	m_bNeedsDraw;
+
+	CPanelAnimationVarAliasType( float, m_flHistoryGap, "history_gap", "42", "proportional_float" );
+	CPanelAnimationVarAliasType( float, m_flIconInset, "icon_inset", "28", "proportional_float" );
+	CPanelAnimationVarAliasType( float, m_flTextInset, "text_inset", "26", "proportional_float" );
+	CPanelAnimationVar( vgui::HFont, m_hNumberFont, "NumberFont", "HudNumbersSmall" );
+	CPanelAnimationVar( vgui::HFont, m_hTextFont, "TextFont", "Default" );
+};
+
+#endif // HISTORY_RESOURCE_H