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Change singleton functions completely.

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This commit is contained in:
jwellbelove 2014-12-18 20:38:40 +00:00
parent 999ed7fb7b
commit 1b6a0311a1
1 changed files with 8 additions and 63 deletions
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71
singleton.h
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@ -30,73 +30,19 @@ SOFTWARE.
#define __ETL_SINGLETON__
///\defgroup singleton singleton
/// Templated version of the sing;eton pattern.
/// Templated version of the singleton pattern.
///\ingroup etl
namespace etl
{
//*************************************************************************
/// Singleton pattern base class.
/// \ingroup singleton
//*************************************************************************
template<typename T>
class singleton
{
public:
//*********************************************************************
/// Constructor.
//*********************************************************************
singleton()
{
}
//*********************************************************************
/// Destructor.
//*********************************************************************
virtual ~singleton()
{
}
//*********************************************************************
/// Returns a reference to the instance.
///\return A reference to the instance.
//*********************************************************************
T& operator *()
{
return instance();
}
//*********************************************************************
/// Returns a const reference to the instance.
/// \return A const reference to the instance.
//*********************************************************************
// @short-legal-notice
//*********************************************************************
const T& operator *() const
{
return instance();
}
//*********************************************************************
/// Returns a pointer to the instance.
/// \return A pointer to the instance.
//*********************************************************************
T* operator ->()
{
return &instance();
}
//*********************************************************************
/// Returns a const pointer to the instance.
/// \return A const pointer to the instance.
//*********************************************************************
const T* operator ->() const
{
return &instance();
}
private:
/// Singleton pattern base class.
/// \ingroup singleton
//*************************************************************************
template<typename T>
class singleton
{
public:
//*************************************************************************
/// Returns a reference to the instance.
@ -105,7 +51,6 @@ namespace etl
static T &instance()
{
static T the_instance;
return the_instance;
}
};