async void PopupCompletion(Entry entry)
{
try {
char c = (char)Gdk.Keyval.ToUnicode(keyValue);
if (currentCompletionData == null && IsCompletionChar(c))
{
string expr = entry.Text.Substring(0, entry.CursorPosition);
cts.Cancel();
cts = new CancellationTokenSource();
if (valueTree.Frame == null)
{
return;
}
currentCompletionData = await DebuggingService.GetCompletionDataAsync(valueTree.Frame, expr, cts.Token);
if (currentCompletionData != null)
{
DebugCompletionDataList dataList = new DebugCompletionDataList(currentCompletionData);
ctx = ((ICompletionWidget)this).CreateCodeCompletionContext(expr.Length - currentCompletionData.ExpressionLength);
CompletionWindowManager.ShowWindow(null, c, dataList, this, ctx);
}
}
} catch (OperationCanceledException) {
}
}
public async Task <CompletionContext> GetCompletionContextAsync(IAsyncCompletionSession session, CompletionTrigger trigger, SnapshotPoint triggerLocation, SnapshotSpan applicableToSpan, CancellationToken token)
{
var text = triggerLocation.Snapshot.GetText(0, triggerLocation.Position);
var data = await DebuggingService.GetCompletionDataAsync(DebuggingService.CurrentFrame, text, token);
if (data == null)
{
return(new CompletionContext(ImmutableArray <CompletionItem> .Empty));
}
var builder = ImmutableArray.CreateBuilder <CompletionItem> (data.Items.Count);
foreach (var item in data.Items)
{
var image = new ImageElement(ObjectValueTreeViewController.GetImageId(item.Flags));
builder.Add(new CompletionItem(item.Name, this, image));
}
return(new CompletionContext(builder.MoveToImmutable()));
}