test.cpp

#include <iostream>
#include <memory>


class Base
{
protected:
    const char* m_name;
public:
    Base(const char* name) {
        m_name = name;
        //OnLoad();
    }
    virtual void OnLoad() = 0;
};

class Child : public Base
{
public:
    Child(const char* name) : Base(name)
    {
        OnLoad();
    }

    virtual void OnLoad() override {
        std::cout << m_name << "\n";
    }
};


std::shared_ptr<Base> NewChild(const char* name)
{
    return std::make_shared<Child>(name);
}

int main()
{
    auto object = NewChild("test");
}