std::enable_shared_from_this + factory method

gistfile1.cpp

#include <iostream>
#include <memory>

using namespace std;

class Widget : public std::enable_shared_from_this<Widget>
{
    public:
    template<typename... Ts>
    static std::shared_ptr<Widget> Create(Ts&&... params)
    {
        return std::shared_ptr<Widget>(
            new Widget(std::forward<Ts>(params)...));
    }
    
    std::shared_ptr<Widget> GetSharedPtr()
    {
        return shared_from_this();
    }
    
    private:
    
    // Set the ctor private to make the creation possible only through Create
    // static method
    Widget(int x, double y)
    {
        _x = x;
        _y = y;
    }
    
    int _x;
    double _y;
};

int main()
{
    auto wid {Widget::Create(10, 5.0)};
    
    auto widSptr {wid->GetSharedPtr()};

    return 0;
}