Untitled

Static and Normal class combined in one class
public ref class TestClass
{
public:
        TestClass();
        virtual ~TestClass();
protected:
        Car* m_car;

}

public ref class TestClass
{
private:
    static  TestClass^  s_test = nullptr ;
public:
    TestClass();
    virtual ~TestClass();
    static TestClass^ Instance();
protected:
    Car* m_car;
}

TestClass staticobj = TestClass::Instance();

TestClass normalobj = gcnew TestClass();

TestClass ^ TestClass::Instance()
{
    if(s_test == nullptr)
    {
          s_test = gcnew TestClass();
          s_test->m_car = new Car();

    }
    return s_test;
}

public ref class SpecialSingletonTestClass: public TestClass
        {
            private:
                static SpecialSingletonTestClass ^ s_ SpecialSingletonTestClass = nullptr;
             public:
                SpecialSingletonTestClass ();
                static SpecialSingletonTestClass ^ Instance();
        };

public ref class TestClass
    {
    public:
        TestClass ();
        virtual ~ TestClass ();
        ! TestClass ();
protected:
         Car* m_car;

    }

TestClass()
{
    m_car = new Car();
}

~TestClass()
{
    if (m_car)
        delete m_car;
    m_car = NULL;
}

!TestClass()
{
    if (m_car)
        delete m_car;
    m_car = NULL;
}