public Task <CompletionContext> GetCompletionContextAsync(IAsyncCompletionSession session, CompletionTrigger trigger, SnapshotPoint triggerLocation, SnapshotSpan applicableToSpan, CancellationToken token)
{
//session.Properties["LineNumber"] = triggerLocation.GetContainingLine().LineNumber;
var point = applicableToSpan.Start;
var text = textView.TextBuffer.CurrentSnapshot.GetText(0, point.Position);
return(Task.Run(() =>
{
try
{
// read XML up to the cursor
var info = XmlParser.Read(text);
if (info.Mode == CompletionMode.Class)
{
var prevPoint = point - 1;
var prevCh = prevPoint.GetChar();
if (prevCh != '<' && prevCh != '.')
{
return CompletionContext.Empty;
}
}
var nodes = info.Nodes;
var ns = nodes.SelectMany(r => r.Namespaces ?? Enumerable.Empty <CompletionNamespace>());
var path = nodes.Where(r => r.Mode == CompletionMode.Class).Select(r => r.Name).ToList();
var last = nodes.LastOrDefault();
// get available completion items
var items = Designer.Completion.Completion.GetCompletionItems(ns, info.Mode, path, last);
// translate to VS completions
var completionList = new List <mvli.AsyncCompletion.Data.CompletionItem>();
foreach (var cls in items.OrderBy(r => r.Name))
{
var displayText = cls.Name;
var item = new mvli.AsyncCompletion.Data.CompletionItem(displayText,
source: this,
filters: ImmutableArray <CompletionFilter> .Empty,
icon: GetGlyph(cls.Type),
suffix: cls.Suffix ?? string.Empty,
attributeIcons: ImmutableArray <ImageElement> .Empty,
insertText: displayText, sortText: displayText, filterText: displayText
);
item.Properties["eto"] = cls;
completionList.Add(item);
}
return new CompletionContext(completionList.ToImmutableArray(), null, InitialSelectionHint.RegularSelection);
}
catch (Exception ex)
{
Debug.WriteLine($"Error doing autocomplete: {ex}");
throw;
}
}));
}
public void AugmentCompletionSession(ICompletionSession session, IList <CompletionSet> completionSets)
{
try
{
// read XML up to the cursor
var point = session.TextView.Caret.Position.BufferPosition;
var info = XmlParser.Read(buffer.CurrentSnapshot.GetText(0, point.Position));
if (info.Mode == CompletionMode.Class)
{
var prevPoint = point - 1;
var prevCh = prevPoint.GetChar();
if (prevCh != '<' && prevCh != '.')
{
session.Dismiss();
return;
}
}
var nodes = info.Nodes;
var ns = nodes.SelectMany(r => r.Namespaces ?? Enumerable.Empty <CompletionNamespace>());
var path = nodes.Where(r => r.Mode == CompletionMode.Class).Select(r => r.Name).ToList();
var last = nodes.LastOrDefault();
// get available completion items
var items = Designer.Completion.Completion.GetCompletionItems(ns, info.Mode, path, last);
// translate to VS completions
var completionList = new List <mvli.Completion>();
foreach (var cls in items.OrderBy(r => r.Name))
{
completionList.Add(new mvli.Completion(cls.Name, cls.Name, cls.Description, GetGlyph(cls.Type), null));
}
completionSets.Insert(0, new CompletionSet(
"eto",
"Eto",
FindTokenSpanAtPosition(session.GetTriggerPoint(buffer), session, info.Mode),
completionList,
null));
return;
}
catch (Exception ex)
{
Debug.WriteLine($"Error doing autocomplete: {ex}");
throw;
}
}
