Initial commit of Command & Conquer Renegade source code.

Code/WWOnline/RefCounted.h

@@ -0,0 +1,87 @@
+/*
+**	Command & Conquer Renegade(tm)
+**	Copyright 2025 Electronic Arts Inc.
+**
+**	This program is free software: you can redistribute it and/or modify
+**	it under the terms of the GNU General Public License as published by
+**	the Free Software Foundation, either version 3 of the License, or
+**	(at your option) any later version.
+**
+**	This program is distributed in the hope that it will be useful,
+**	but WITHOUT ANY WARRANTY; without even the implied warranty of
+**	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+**	GNU General Public License for more details.
+**
+**	You should have received a copy of the GNU General Public License
+**	along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+/******************************************************************************
+*
+* FILE
+*     $Archive: /Commando/Code/WWOnline/RefCounted.h $
+*
+* DESCRIPTION
+*     Base class for reference counted objects.
+*     Use with the reference counting smart pointer RefPtr<Type>
+*
+*     ReleaseReference() is virtual. This helps support cached object and
+*     singletons.
+*
+* PROGRAMMER
+*     Steven Clinard
+*     $Author: Denzil_l $
+*
+* VERSION INFO
+*     $Modtime: 7/06/01 11:18a $
+*     $Revision: 1 $
+*
+******************************************************************************/
+
+#ifndef __REFCOUNTED_H__
+#define __REFCOUNTED_H__
+
+#include <assert.h>
+
+class RefCounted
+	{
+	public:
+		// Add reference
+		inline void AddReference(void)
+			{++mRefCount;}
+
+		// Release reference
+		inline virtual void ReleaseReference(void)
+			{if (--mRefCount == 0) delete this;}
+
+		//! Retrieve current reference count.
+		inline unsigned long ReferenceCount(void) const
+			{return mRefCount;}
+
+	protected:
+		RefCounted() :
+				mRefCount(0)
+			{}
+
+		RefCounted(const RefCounted&) :
+				mRefCount(0)
+			{}
+
+		inline const RefCounted& operator=(const RefCounted&)
+			{}
+
+		virtual ~RefCounted()
+			{assert(mRefCount == 0);}
+
+		// Should not be allowed by default
+		inline virtual bool operator==(const RefCounted&) const
+			{return false;}
+
+		inline bool operator!=(const RefCounted&) const
+			{return false;}
+
+	private:
+		unsigned long mRefCount;
+	};
+
+#endif // __REFCOUNTED_H__