classSingleton{private: Singleton(); public: Singleton(Singletonconst&) = delete; Singleton& operator=(Singletonconst&) = delete;staticstd::shared_ptr<Singleton>instance(){staticstd::shared_ptr<Singleton> s{new Singleton};returns; } }; singleton usage http://www.programlife.net/cpp-singleton-me...
//allow auto_ptr to delete, using protected ~CSingletonAutoPtr() friend class auto_ptr; public: static CSingletonAutoPtr* GetInstance(); void Test(); }; 对应的 SingletonAutoPtr.cpp 如下: #include "SingletonAutoPtr.h" #include //initial static member vars here CSingletonAutoPtr* CSingleton...
//Concrete singleton class, derived from Singleton<T> publicclassExampleSingleton: Singleton<ExampleSingleton> { //since there is no "freind class" in C#, we have to make //this contructor public to support the new constraint. publicExampleSingleton(){} //This class's real functionalities publi...
Figure 1 Singleton.cppCopy // This program illustrates how to write a singleton class (a class that // can have only one instance) in C++. The trick is to make the default // constructor, copy constructor and assignment operator all private. A // static function GetInsta...
class Monostate { public: int GetTheAnswer() const { return sAnswer; } private: static int sAnswer; }; // monostate.cpp int Monostate::sAnswer = 42; In this example, you can create multiple instances of the Monostate class, but all calls to the GetTheAnswer() method will return the ...
This function uses ordered memory ordering semantics, which ensures that memory access before and after the atomic operation (in program order) may not be re-ordered.修改版SingleTon.cpp：//.cpp ⼀次修改版 class SingleTon { public:/*! \brief ⽤于获得SingleTon实例，使⽤单例模式。* \return...
classSingleton{public:staticSingleton&getInstance();std::stringgetMessage(std::stringcode);private: Singleton() {}; Singleton(Singletonconst&) =delete;voidoperator=(Singletonconst&) =delete; }; Run Code Online (Sandbox Code Playgroud) 单例.cpp ...
friendclassauto_ptr<Singleton>; staticauto_ptr<Singleton>_instance; }; //Singleton.cpp auto_ptr<Singleton>Singleton::_instance; 3.增加模板 在我的一个工程中,有多个的Singleton类,对Singleton类,我都要实现上面这一切,这让我觉得烦死了。于是我想到了模板来完成这些重复的工作。
开发者ID:chikashimiyama,项目名称:sandbox,代码行数:8,代码来源:test.cpp 示例12: main ▲点赞 1▼ intmain(){Singleton*s =Singleton::getInstance(); s->pulse();cout<<"main: global_ptr is "<< GlobalClass::instance()->get_value() <<'\n'; ...
Counter.cpp #include "stdafx.h" #include "Counter.h" #include "TraceWin.h" #using <System.dll> using namespace Counter; // Put the counter in a shared data segment #pragma data_seg (".mydata") long g_count = 0; #pragma data_seg () #pragma comment(linker, "/SECTIO...