| public abstract TryGetDocumentTracker ( ITextBuffer textBuffer, Microsoft.VisualStudio.Editor.Razor.VisualStudioDocumentTracker &documentTracker ) : bool | ||
| textBuffer | ITextBuffer | |
| documentTracker | Microsoft.VisualStudio.Editor.Razor.VisualStudioDocumentTracker | |
| 리턴 | bool | |
public override void OnTextViewOpened(ITextView textView, IEnumerable <ITextBuffer> subjectBuffers)
{
if (textView == null)
{
throw new ArgumentNullException(nameof(textView));
}
if (subjectBuffers == null)
{
throw new ArgumentNullException(nameof(subjectBuffers));
}
_foregroundDispatcher.AssertForegroundThread();
foreach (var textBuffer in subjectBuffers)
{
if (!textBuffer.IsRazorBuffer())
{
continue;
}
if (!IsSupportedProject(textBuffer))
{
return;
}
if (!_editorFactoryService.TryGetDocumentTracker(textBuffer, out var documentTracker) ||
!(documentTracker is DefaultVisualStudioDocumentTracker tracker))
{
Debug.Fail("Tracker should always be available given our expectations of the VS workflow.");
return;
}
tracker.AddTextView(textView);
if (documentTracker.TextViews.Count == 1)
{
tracker.Subscribe();
}
}
}
public async override Task OnTextViewOpenedAsync(ITextView textView, IEnumerable <ITextBuffer> subjectBuffers)
{
if (textView is null)
{
throw new ArgumentNullException(nameof(textView));
}
if (subjectBuffers is null)
{
throw new ArgumentNullException(nameof(subjectBuffers));
}
_joinableTaskContext.AssertUIThread();
foreach (var textBuffer in subjectBuffers)
{
if (!textBuffer.IsRazorBuffer())
{
continue;
}
if (!_editorFactoryService.TryGetDocumentTracker(textBuffer, out var documentTracker) ||
!(documentTracker is DefaultVisualStudioDocumentTracker tracker))
{
Debug.Fail("Tracker should always be available given our expectations of the VS workflow.");
return;
}
tracker.AddTextView(textView);
if (documentTracker.TextViews.Count == 1)
{
// tracker.Subscribe() accesses the project snapshot manager, which needs to be run on the
// project snapshot manager's specialized thread.
await _projectSnapshotManagerDispatcher.RunOnDispatcherThreadAsync(() => tracker.Subscribe(), CancellationToken.None).ConfigureAwait(false);
}
}
}
