public bool TryTriggerQuickInfo()
{
if (documentViewer.TextView.IsClosed)
{
return(false);
}
var caretPos = documentViewer.TextView.Caret.Position;
if (caretPos.VirtualSpaces > 0)
{
return(false);
}
var pos = caretPos.BufferPosition;
var spanData = GetReference(pos.Position, true);
if (spanData == null)
{
return(false);
}
var info = spanData.Value;
var snapshot = pos.Snapshot;
if (info.Span.End > snapshot.Length)
{
return(false);
}
var triggerPoint = snapshot.CreateTrackingPoint(info.Span.Start, PointTrackingMode.Negative);
var session = quickInfoBroker.TriggerQuickInfo(documentViewer.TextView, triggerPoint, trackMouse: false);
return(session?.IsDismissed == false);
}
private void RetriggerQuickInfoSession(IQuickInfoSession session)
{
if (session != null && !session.IsDismissed)
{
session.Dismiss();
}
_lastPosition = -1;
IQuickInfoBroker broker = EditorShell.Current.ExportProvider.GetExport <IQuickInfoBroker>().Value;
broker.TriggerQuickInfo(session.TextView, session.GetTriggerPoint(session.TextView.TextBuffer), session.TrackMouse);
}
private void RetriggerQuickInfoSession(IQuickInfoSession session, string packageName)
{
if (session != null && !session.IsDismissed)
{
session.Dismiss();
}
_lastPosition = -1;
_packageName = packageName;
if (packageName != null)
{
IQuickInfoBroker broker = _coreShell.GetService <IQuickInfoBroker>();
broker.TriggerQuickInfo(session.TextView, session.GetTriggerPoint(session.TextView.TextBuffer), session.TrackMouse);
}
}
private void RetriggerQuickInfoSession(IQuickInfoSession session, string packageName)
{
if (session != null && !session.IsDismissed)
{
session.Dismiss();
}
_lastPosition = -1;
_packageName = packageName;
if (packageName != null)
{
IQuickInfoBroker broker = _catalog.ExportProvider.GetExport <IQuickInfoBroker>().Value;
broker.TriggerQuickInfo(session.TextView, session.GetTriggerPoint(session.TextView.TextBuffer), session.TrackMouse);
}
}
public void StartQuickInfo(int offset)
{
if (!m_broker.IsQuickInfoActive(m_view))
{
if (offset >= m_view.TextSnapshot.Length)
{
return;
}
ITrackingPoint triggerPoint = m_view.TextSnapshot.CreateTrackingPoint(offset, PointTrackingMode.Positive);
var session = m_broker.TriggerQuickInfo(m_view, triggerPoint, true);
if (session != null)
{
session.Start();
}
}
}
private void OnViewMouseHover(object sender, MouseHoverEventArgs e)
{
//find the mouse position by mapping down to the subject buffer
var point = _textView.BufferGraph.MapDownToFirstMatch
(new SnapshotPoint(_textView.TextSnapshot, e.Position),
PointTrackingMode.Positive,
snapshot => _subjectBuffers.Contains(snapshot.TextBuffer),
PositionAffinity.Predecessor);
if (point != null)
{
var triggerPoint = point.Value.Snapshot.CreateTrackingPoint(point.Value.Position, PointTrackingMode.Positive);
if (!_quickInfoBroker.IsQuickInfoActive(_textView) && !_signatureHelpBroker.IsSignatureHelpActive(_textView))
{
_quickInfoBroker.TriggerQuickInfo(_textView, triggerPoint, true);
}
}
}
void TextView_MouseHover(object sender, MouseHoverEventArgs e)
{
var pos = e.TextPosition.GetPoint(textView.TextBuffer, PositionAffinity.Successor);
if (pos == null)
{
return;
}
var sessions = quickInfoBroker.GetSessions(textView);
foreach (var session in sessions)
{
if (Intersects(session.ApplicableToSpan, pos.Value))
{
return;
}
if ((session as IQuickInfoSession2)?.HasInteractiveContent == true)
{
foreach (var o in session.QuickInfoContent)
{
var io = o as IInteractiveQuickInfoContent;
if (io == null)
{
continue;
}
if (io.KeepQuickInfoOpen || io.IsMouseOverAggregated)
{
return;
}
}
}
}
foreach (var session in sessions)
{
session.Dismiss();
}
var triggerPoint = pos.Value.Snapshot.CreateTrackingPoint(pos.Value.Position, PointTrackingMode.Negative);
quickInfoBroker.TriggerQuickInfo(textView, triggerPoint, trackMouse: true);
}
public void TriggerQuickInfoSession(IEditorView view) => _quickInfoBroker.TriggerQuickInfo(view.As <ITextView>());