C++ Thread 클래스 구현

#include <Windows.h>

#include <stdio.h>

#include <iostream>

 

using namespace std;

 

class Thread {

protected:

        //자식에게만 아래의 함수를 노출

        virtual void threadMain() {}

 

        static unsigned long __stdcall __threadMain(void *args) {

               Thread* self=(Thread*)args;

               self->threadMain();

               return 0;

        }

 

public:

        void run() {   //void run(Thread* const this)

               CreateThread(0, 0, __threadMain, (void*)this, 0, 0);

        }

};

 

class FileDownThread : public Thread {

public:

        //threadMain을 오버라이딩하면 됩니다.

        void threadMain() {

               for(int i=0; i<=10; i++) {

                       system("cls");

                       cout << i*10 << "% downloading" << endl;

                       Sleep(700);

               }

        }

};

 

int main(void) {

        FileDownThread t;

        t.run();

        getchar();

 

        return 0;

}