public ISignatureHelpSource TryCreateSignatureHelpSource(ITextBuffer textBuffer) { Contract.Assume(textBuffer != null); if (VSServiceProvider.Current == null || VSServiceProvider.Current.ExtensionHasFailed) { //If the VSServiceProvider is not initialize, we can't do anything. return(null); } return(VSServiceProvider.Current.Logger.PublicEntry <ISignatureHelpSource>(() => { if (VSServiceProvider.Current.VSOptionsPage != null && !VSServiceProvider.Current.VSOptionsPage.SignatureHelp) { return null; } //Can we get the TextViewTracker? TextViewTracker textViewTracker; if (TextViewTracker.TryGetTextViewTracker(textBuffer, out textViewTracker)) { return new SignatureHelpSource(textBuffer, textViewTracker); } else { return null; } }, "TryCreateSignatureHelpSource")); }
public IQuickInfoSource TryCreateQuickInfoSource(ITextBuffer textBuffer) { Contract.Assume(textBuffer != null); if (VSServiceProvider.Current == null || VSServiceProvider.Current.ExtensionHasFailed) { //If the VSServiceProvider is not initialize, we can't do anything. return(null); } return(VSServiceProvider.Current.Logger.PublicEntry <IQuickInfoSource>(() => { if (VSServiceProvider.Current.VSOptionsPage != null && !VSServiceProvider.Current.VSOptionsPage.QuickInfo) { return null; } TextViewTracker textViewTracker; if (TextViewTracker.TryGetTextViewTracker(textBuffer, out textViewTracker)) { return new QuickInfoSource(textBuffer, textViewTracker); } else { return null; } }, "TryCreateQuickInfoSession")); }