VC++中不占CPU的延时方法:
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int
CtestThreadDlg::DelayTime(
int
m)
//参数为延时秒数
{
HANDLE
hTimer = NULL;
HANDLE
hT[2];
LARGE_INTEGER liDueTime;
liDueTime.QuadPart = m *(-100000000) / 10;
hTimer = CreateWaitableTimer(NULL, TRUE, _T(
"theTimer"
));
hT[0] = hTimer;
if
(!hTimer)
{
return
1;
}
if
(!SetWaitableTimer(hTimer, &liDueTime, 0, NULL, NULL, FALSE))
{
CloseHandle(hTimer);
return
2;
}
DWORD
lBusy;
do
{
lBusy = MsgWaitForMultipleObjects(1, hT, FALSE, 0xffff, QS_ALLINPUT);
const
MSG msg;
GetMessage((LPMSG) &msg, NULL, 0, 0);
DispatchMessage(&msg);
}
while
(lBusy == (WAIT_OBJECT_0 + 1));
CloseHandle(hTimer);
return
0;
}
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本文转自Chinayu201451CTO博客，原文链接： http://blog.51cto.com/9233403/1975206
，如需转载请自行联系原作者
