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Viewing changes to src/include/wxFlatNotebook/include/wx/wxFlatNotebook/fnb_singleton.h

  • Committer: Bazaar Package Importer
  • Author(s): Michael Casadevall
  • Date: 2008-07-17 04:39:23 UTC
  • Revision ID: james.westby@ubuntu.com-20080717043923-gmsy5cwkdjswghkm
Tags: upstream-8.02
Import upstream version 8.02

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src/include/wxFlatNotebook/include/wx/wxFlatNotebook/fnb_singleton.h
 
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#ifndef FNB_SINGLETON_H
 
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#define FNB_SINGLETON_H
 
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/**
 
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 * A template class that implements the wxFNBSingleton pattern.
 
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 *
 
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 * \date 08-23-2006
 
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 * \author eran
 
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 */
 
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template <typename T>
 
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class wxFNBSingleton
 
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{
 
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        static T* ms_instance;
 
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public:
 
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        /**
 
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         * Static method to access the only pointer of this instance.
 
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         * \return a pointer to the only instance of this 
 
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         */
 
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        static T* Get();
 
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        /**
 
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         * Release resources.
 
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         */
 
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        static void Free();
 
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protected:
 
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        /**
 
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         * Default constructor.
 
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         */
 
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        wxFNBSingleton();
 
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        /**
 
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         * Destructor.
 
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         */
 
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        virtual ~wxFNBSingleton();
 
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};
 
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template <typename T>
 
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T* wxFNBSingleton<T>::ms_instance = 0;
 
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template <typename T>
 
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wxFNBSingleton<T>::wxFNBSingleton()
 
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{
 
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}
 
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template <typename T>
 
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wxFNBSingleton<T>::~wxFNBSingleton()
 
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{
 
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}
 
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template <typename T>
 
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T* wxFNBSingleton<T>::Get()
 
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{
 
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        if(!ms_instance)
 
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                ms_instance = new T();
 
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        return ms_instance;
 
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}
 
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template <typename T>
 
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void wxFNBSingleton<T>::Free()
 
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{
 
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        if( ms_instance )
 
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        {
 
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                delete ms_instance;
 
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                ms_instance = 0;
 
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        }
 
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}
 
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#endif // FNB_SINGLETON_H