public void PresentItems(
ITrackingSpan triggerSpan,
IList <CompletionItem> completionItems,
CompletionItem selectedItem,
CompletionItem suggestionModeItem,
bool suggestionMode,
bool isSoftSelected,
ImmutableArray <CompletionItemFilter> completionItemFilters,
string filterText)
{
AssertIsForeground();
// check if this update is still relevant
if (_textView.IsClosed || _isDismissed)
{
return;
}
if (triggerSpan != null)
{
_completionSet.SetTrackingSpan(triggerSpan);
}
_ignoreSelectionStatusChangedEvent = true;
try
{
_completionSet.SetCompletionItems(
completionItems, selectedItem, suggestionModeItem, suggestionMode,
isSoftSelected, completionItemFilters, filterText);
}
finally
{
_ignoreSelectionStatusChangedEvent = false;
}
if (_editorSessionOpt == null)
{
// We're tracking the caret. Don't have the editor do it.
// Map the span instead of a point to avoid affinity problems.
_editorSessionOpt = _completionBroker.CreateCompletionSession(
_textView,
triggerSpan.GetStartTrackingPoint(PointTrackingMode.Negative),
trackCaret: false);
_editorSessionOpt.Dismissed += (s, e) => OnEditorSessionDismissed();
// So here's the deal. We cannot create the editor session and give it the right
// items (even though we know what they are). Instead, the session will call
// back into the ICompletionSourceProvider (which is us) to get those values. It
// will pass itself along with the calls back into ICompletionSourceProvider.
// So, in order to make that connection work, we add properties to the session
// so that we can call back into ourselves, get the items and add it to the
// session.
_editorSessionOpt.Properties.AddProperty(Key, this);
_editorSessionOpt.Start();
}
// Call so that the editor will refresh the completion text to embolden.
_editorSessionOpt?.Match();
}
void Refilter()
{
if (!session.IsDismissed)
{
session.Filter();
session.Match();
// Filter() could've scrolled the selected item out of view (less items are shown but
// it keeps the old viewport Y offset), and Match() could've selected the same item again
// (i.e., no CurrentCompletionChanged event) which could result in the item being out of
// view. Fix that by always making sure it's visible after Filter() + Match().
UpdateSelectedItem();
}
}
public static bool DoCallMatch(IntellisenseController completionTarget)
{
Contract.Requires <ArgumentNullException>(completionTarget != null, "completionTarget");
#if true
return(false);
#else
bool flag2 = false;
ICompletionSession session = completionTarget.CompletionSession;
if (session != null)
{
ITextSnapshot snapshot = session.TextView.TextSnapshot;
string text = snapshot.GetText(completionTarget.CompletionInfo.ApplicableTo.GetSpan(snapshot));
if (string.IsNullOrEmpty(text))
{
return(false);
}
session.Match();
CompletionSet set1 = null;
CompletionSet set2 = null;
CompletionSet set3 = null;
CompletionSet set4 = null;
bool flag3 = false;
bool flag4 = false;
foreach (CompletionSet set in session.CompletionSets.Where(i => i != null && i.SelectionStatus != null && i.SelectionStatus.Completion != null))
{
flag2 = true;
bool isAllTab = false;
if (isAllTab)
{
set3 = set;
flag3 = string.Equals(text, set.SelectionStatus.Completion.DisplayText, StringComparison.CurrentCultureIgnoreCase);
}
else
{
set4 = set;
flag4 = string.Equals(text, set.SelectionStatus.Completion.DisplayText, StringComparison.CurrentCultureIgnoreCase);
}
}
if (flag3 && !flag4)
{
set1 = set3;
}
else if (set2 != null)
{
if (set2 != set3 && set4 == null)
{
set1 = set3;
}
}
else if (set4 != null)
{
set1 = set4;
}
else
{
set1 = set3;
}
if (set1 != null)
{
session.SelectedCompletionSet = set1;
}
}
return(flag2);
#endif
}
