DWORD fsGetTimeDelta (const SYSTEMTIME *t1, const SYSTEMTIME *t2)
{
FILETIME ft1, ft2;
SystemTimeToFileTime (t1, &ft1);
SystemTimeToFileTime (t2, &ft2);
return fsGetTimeDelta (&ft1, &ft2);
}
void vmsAppSmallTipsMgr::SetupCurrentTipIndex()
{
int nCurrentTip = _App.SmallTips_CurrentTip ();
FILETIME ft = _App.SmallTips_LastTime ();
FILETIME ftCurrent; SYSTEMTIME st;
GetLocalTime (&st); SystemTimeToFileTime (&st, &ftCurrent);
if (ft.dwHighDateTime == 0)
{
_App.SmallTips_LastTime (ftCurrent);
}
else
{
int nDelta = fsGetTimeDelta (&ftCurrent, &ft);
if (nDelta > 24*3600)
{
nCurrentTip++;
_App.SmallTips_CurrentTip (nCurrentTip);
_App.SmallTips_LastTime (ftCurrent);
}
}
if (nCurrentTip < 0 || nCurrentTip >= (int)m_vTips.size ())
{
nCurrentTip = 0;
_App.SmallTips_CurrentTip (nCurrentTip);
}
m_nCurrentTip = nCurrentTip;
if (isDisabledTipIndex (m_nCurrentTip))
{
while (isDisabledTipIndex (++m_nCurrentTip) && m_nCurrentTip != nCurrentTip)
{
if (m_nCurrentTip >= m_vTips.size ())
m_nCurrentTip = -1;
}
assert (m_nCurrentTip != nCurrentTip);
_App.SmallTips_CurrentTip (m_nCurrentTip);
}
}