void CMy15454Dlg::OnBnClickedButton1() { int ts0=0,tm0=0,ts1=0,tm1=0; CTime Time_t0 = CTime::GetCurrentTime(); ts0 = Time_t0.GetSecond(); //获取当前秒数 tm0 = Time_t0.GetMinute(); //获取当前分钟数 while (1) //延时3分钟 { MSG msg; while(PeekMessage(&msg,NULL,0,0,PM_REMOVE)) { TranslateMessage(&msg); DispatchMessage(&msg); } CTime Time_t1 = CTime::GetCurrentTime(); ts1 = Time_t1.GetSecond(); tm1 = Time_t1.GetMinute(); if((ts1-ts0)>=10) break; //if((abs(tm1-tm0)>=3||abs(tm1-tm0)<=57)&&(ts1==ts0)) break; } AfxMessageBox(_T("yes over")); }