public void AugmentQuickInfoSession(IQuickInfoSession session, IList <object> qiContent, out ITrackingSpan applicableToSpan)
{
// Map the trigger point down to our buffer.
SnapshotPoint?subjectTriggerPoint = session.GetTriggerPoint(_mSubjectBuffer.CurrentSnapshot);
if (!subjectTriggerPoint.HasValue)
{
applicableToSpan = null;
return;
}
ITextSnapshot currentSnapshot = subjectTriggerPoint.Value.Snapshot;
//look for occurrences of our QuickInfo words in the span
ITextStructureNavigator navigator = _mProvider.NavigatorService.GetTextStructureNavigator(_mSubjectBuffer);
TextExtent extent = navigator.GetExtentOfWord(subjectTriggerPoint.Value);
if (extent.IsSignificant)
{
var tt1 = navigator.GetSpanOfNextSibling(extent.Span);
var tt2 = navigator.GetSpanOfFirstChild(extent.Span);
var tt3 = navigator.GetSpanOfPreviousSibling(extent.Span);
var tt4 = navigator.GetSpanOfEnclosing(extent.Span);
var t1 = tt1.GetText();
var t2 = tt2.GetText();
var t3 = tt3.GetText();
}
string searchText = extent.Span.GetText();
foreach (string key in _mDictionary.Keys)
{
int foundIndex = searchText.IndexOf(key, StringComparison.CurrentCultureIgnoreCase);
if (foundIndex > -1)
{
applicableToSpan = currentSnapshot.CreateTrackingSpan
(
//querySpan.Start.Add(foundIndex).Position, 9, SpanTrackingMode.EdgeInclusive
extent.Span.Start + foundIndex, key.Length, SpanTrackingMode.EdgeInclusive
);
string value;
_mDictionary.TryGetValue(key, out value);
qiContent.Add(value ?? "");
return;
}
}
applicableToSpan = null;
}
public static int?GetSubwordBoundary(this ITextStructureNavigator navigator, SnapshotPoint point, bool forward)
{
var wordSpan = navigator.GetExtentOfWord(point).Span;
wordSpan = new SnapshotSpan(navigator.GetSpanOfPreviousSibling(wordSpan).Start,
navigator.GetSpanOfNextSibling(wordSpan).End);
if (wordSpan.Length == 0)
{
return(null);
}
int step = forward ? 1 : -1;
SnapshotSpan wordSpanPrev;
do
{
var word = wordSpan.GetText();
int i = point.Position - wordSpan.Start;
while (0 < i && i < word.Length)
{
if (IsSubwordBoundary(word, i, forward))
{
return(wordSpan.Start + i);
}
i += step;
}
point = wordSpan.Start + i;
wordSpanPrev = wordSpan;
wordSpan = navigator.GetSpanOfEnclosing(wordSpan);
} while (wordSpan != wordSpanPrev);
return(null);
}
public SnapshotSpan GetSpanOfNextSibling(SnapshotSpan activeSpan)
{
return(_delegateNavigator.GetSpanOfNextSibling(activeSpan));
}
public SnapshotSpan GetSpanOfNextSibling(SnapshotSpan activeSpan)
{
return(_plainTextNavigator.GetSpanOfNextSibling(activeSpan));
}
public SnapshotSpan GetSpanOfNextSibling(SnapshotSpan activeSpan) => xmlNavigator.GetSpanOfNextSibling(activeSpan);