/// <summary>
/// Start a new ModelComputation. Completion computations and filtering tasks will be chained to this
/// ModelComputation, and when the chain is complete the view will be notified via the
/// OnCompletionModelUpdated handler.
///
/// The latest immutable CompletionModel can be accessed at any time. Some parts of the code may choose
/// to wait on it to arrive synchronously.
///
/// Inspired by similar method in Completion/Controller.cs in Roslyn.
/// </summary>
void StartNewComputation(
int position,
CompletionRules rules,
bool filterItems)
{
computation = new ModelComputation <CompletionModel> (
OnCompletionModelUpdated,
Microsoft.CodeAnalysis.Editor.Implementation.IntelliSense.Completion.PrioritizedTaskScheduler.AboveNormalInstance);
ComputeModel(position);
if (filterItems)
{
var document = compilationWorkspace.GetSubmissionDocument(sourceTextContent.Container);
FilterModel(CompletionHelper.GetHelper(document));
}
}
void StopComputation()
{
computation?.Stop();
computation = null;
}
