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engine/cvar.h

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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//
+//===========================================================================//
+
+#if !defined( CVAR_H )
+#define CVAR_H
+#ifdef _WIN32
+#pragma once
+#endif
+
+
+//-----------------------------------------------------------------------------
+// Forward declarations 
+//-----------------------------------------------------------------------------
+class ConVar;
+class ConCommandBase;
+class CCommand;
+class CUtlBuffer;
+
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+class CCvarUtilities
+{
+public:
+	bool IsCommand( const CCommand &args );
+
+	// Writes lines containing "set variable value" for all variables
+	// with the archive flag set to true.
+	void WriteVariables( CUtlBuffer &buff, bool bAllVars );
+
+	// Returns the # of cvars with the server flag set.
+	int	CountVariablesWithFlags( int flags );
+
+	// Lists cvars to console
+	void CvarList( const CCommand &args );
+
+	// Prints help text for cvar
+	void CvarHelp( const CCommand &args );
+
+	// Revert all cvar values
+	void CvarRevert( const CCommand &args );
+
+	// Revert all cvar values
+	void CvarDifferences( const CCommand &args );
+
+	// Toggles a cvar on/off, or cycles through a set of values
+	void CvarToggle( const CCommand &args );
+
+	// Finds commands with a specified flag.
+	void CvarFindFlags_f( const CCommand &args );
+
+private:
+	// just like Cvar_set, but optimizes out the search
+	void SetDirect( ConVar *var, const char *value );
+
+	bool IsValidToggleCommand( const char *cmd );
+};
+
+extern CCvarUtilities *cv;
+
+
+#endif // CVAR_H