/// ------------------------------------------------------------------------------------
/// <summary>
/// Does the find.
/// </summary>
/// <param name="tss">The original string.</param>
/// <param name="tag">Tag</param>
/// ------------------------------------------------------------------------------------
protected virtual void DoFind(ITsString tss, int tag)
{
m_textSourceInit.SetString(tss, m_vc, m_sda.WritingSystemFactory);
IVwTextSource textSource = m_textSourceInit as IVwTextSource;
int ichBegin = 0;
if (m_StartLocation != null)
{
Debug.Assert(m_StartLocation.TopLevelHvo == m_hvoCurr && m_StartLocation.m_tag == tag);
ichBegin = m_StartLocation.m_ichLim;
}
int ichMin, ichLim;
// When we re-wrote the find stuff to use this FindCollectorEnv, we removed some
// whacky code from the FwFindReplaceDlg to try to deal with a sporadic failure
// reported as TE-4085. We're no longer even calling the same method on vwPattern,
// but if this failure ever recurs, this is probably the place where we'd want to
// put a try/catch block so we could retry the find.
m_Pattern.FindIn(textSource, ichBegin, tss.Length, true, out ichMin,
out ichLim, null);
if (PassedLimit(tag, ichMin))
{
m_fHitLimit = true;
return;
}
if (ichMin >= 0)
{
m_LocationFound = new LocationInfo(m_stack, CountOfPrevPropAtRoot, tag,
ichMin, ichLim);
}
}
