windows系统调用 调度优先级

 #include "iostream"
 #include "windows.h"
 using namespace std;

 class CWorkerThread{
 public:
     CWorkerThread(LPCTSTR m_szName):m_szName(m_szName),m_hThread(INVALID_HANDLE_VALUE){
         m_hThread=CreateThread(
             NULL,
             ,
             ThreadProc,
             reinterpret_cast<LPVOID>(this),
             ,
             NULL
             );
     }

     virtual ~CWorkerThread(){CloseHandle(m_hThread);}

     virtual void WaitForCompletion(){
         WaitForSingleObject(m_hThread,INFINITE);
     }

     virtual void SetPriority(int nPriority){
         SetThreadPriority(m_hThread,nPriority);
     }

     virtual void Suspend(){
         SuspendThread(m_hThread);
     }

     virtual void Resume(){
         ResumeThread(m_hThread);
     }

 protected:
     static DWORD WINAPI ThreadProc(LPVOID lpParam){
         CWorkerThread *pThis=
             reinterpret_cast<CWorkerThread*>(lpParam);

         pThis->DoStuff();
         return ();
     }

     virtual void DoStuff(){
         for(int n=;n<;n++){
             printf("Thread %s ID:%d,count %d\n",m_szName,GetCurrentThreadId(),n);
         }
     }

 protected:
     HANDLE m_hThread;
     LPCTSTR m_szName;
 };

 void main(){

     CWorkerThread wtB("B");
     CWorkerThread wtA("A");
     wtA.SetPriority(THREAD_PRIORITY_LOWEST);

     wtA.WaitForCompletion();
     wtB.WaitForCompletion();

     cout<<"Both threads complete."<<endl;

     getchar();
 }