/* Original version Copyright (C) Scott Bilas, 2000.
* All rights reserved worldwide.
*
* This software is provided "as is" without express or implied
* warranties. You may freely copy and compile this source into
* applications you distribute provided that the copyright text
* below is included in the resulting source code, for example:
* "Portions Copyright (C) Scott Bilas, 2000"
*/#ifndef _SINGLETON_H__
#define _SINGLETON_H__
/** Template class for creating single-instance global classes.
*/template <typename T> class Singleton
{
protected:
static T* ms_Singleton;
public:
Singleton()
{
// assert( !ms_Singleton );
ms_Singleton = static_cast< T* >( this );
}
~Singleton()
{ /*assert( ms_Singleton );*/ ms_Singleton = 0; }
static T& Inst( void )
{ /*assert( ms_Singleton );*/ return ( *ms_Singleton ); }
static T* InstPtr( void )
{ return ms_Singleton; }
};
template <typename T> T* Singleton<T>::ms_Singleton = 0;
#endif
