/// <summary>
 /// Sets the active code to the specified history entry.
 /// </summary>
 /// <param name="entry"></param>
 private void SetActiveCodeToHistory(History.Entry entry)
 {
     SetActiveCode(entry.Text);
 }
        public InteractiveWindow(
            IInteractiveWindowEditorFactoryService host,
            IContentTypeRegistryService contentTypeRegistry,
            ITextBufferFactoryService bufferFactory,
            IProjectionBufferFactoryService projectionBufferFactory,
            IEditorOperationsFactoryService editorOperationsFactory,
            ITextEditorFactoryService editorFactory,
            IIntellisenseSessionStackMapService intellisenseSessionStackMap,
            ISmartIndentationService smartIndenterService,
            IInteractiveEvaluator evaluator)
        {
            if (evaluator == null)
            {
                throw new ArgumentNullException(nameof(evaluator));
            }

            _dangerous_uiOnly = new UIThreadOnly(this, host);

            this.Properties = new PropertyCollection();
            _history = new History();

            _intellisenseSessionStackMap = intellisenseSessionStackMap;
            _smartIndenterService = smartIndenterService;

            var textContentType = contentTypeRegistry.GetContentType("text");
            var replContentType = contentTypeRegistry.GetContentType(PredefinedInteractiveContentTypes.InteractiveContentTypeName);
            var replOutputContentType = contentTypeRegistry.GetContentType(PredefinedInteractiveContentTypes.InteractiveOutputContentTypeName);

            _outputBuffer = bufferFactory.CreateTextBuffer(replOutputContentType);
            _standardInputBuffer = bufferFactory.CreateTextBuffer();

            var projBuffer = projectionBufferFactory.CreateProjectionBuffer(
                new EditResolver(this),
                Array.Empty<object>(),
                ProjectionBufferOptions.None,
                replContentType);

            // we need to set IReplPromptProvider property before TextViewHost is instantiated so that ReplPromptTaggerProvider can bind to it 
            projBuffer.Properties.AddProperty(typeof(InteractiveWindow), this);

            _projectionBuffer = projBuffer;
            _dangerous_uiOnly.AppendNewOutputProjectionBuffer(); // Constructor runs on UI thread.
            projBuffer.Changed += new EventHandler<TextContentChangedEventArgs>(ProjectionBufferChanged);

            var roleSet = editorFactory.CreateTextViewRoleSet(
                PredefinedTextViewRoles.Analyzable,
                PredefinedTextViewRoles.Editable,
                PredefinedTextViewRoles.Interactive,
                PredefinedTextViewRoles.Zoomable,
                PredefinedInteractiveTextViewRoles.InteractiveTextViewRole);

            _textView = host.CreateTextView(this, projBuffer, roleSet);

            _textView.Caret.PositionChanged += CaretPositionChanged;

            _textView.Options.SetOptionValue(DefaultTextViewHostOptions.HorizontalScrollBarId, false);
            _textView.Options.SetOptionValue(DefaultTextViewHostOptions.LineNumberMarginId, false);
            _textView.Options.SetOptionValue(DefaultTextViewHostOptions.OutliningMarginId, false);
            _textView.Options.SetOptionValue(DefaultTextViewHostOptions.GlyphMarginId, false);
            _textView.Options.SetOptionValue(DefaultTextViewOptions.WordWrapStyleId, WordWrapStyles.WordWrap);

            _lineBreakString = _textView.Options.GetNewLineCharacter();
            _dangerous_uiOnly.EditorOperations = editorOperationsFactory.GetEditorOperations(_textView); // Constructor runs on UI thread.

            _buffer = new OutputBuffer(this);
            _outputWriter = new InteractiveWindowWriter(this, spans: null);

            SortedSpans errorSpans = new SortedSpans();
            _errorOutputWriter = new InteractiveWindowWriter(this, errorSpans);
            OutputClassifierProvider.AttachToBuffer(_outputBuffer, errorSpans);

            RequiresUIThread();
            evaluator.CurrentWindow = this;
            _evaluator = evaluator;
        }
 public UIThreadOnly(InteractiveWindow window, IInteractiveWindowEditorFactoryService host, IRtfBuilderService rtfBuilderService)
 {
     _window = window;
     _host = host;
     _rtfBuilderService = rtfBuilderService;
     History = new History();
     StandardInputProtection = new IReadOnlyRegion[2];
     _outputProtection = new IReadOnlyRegion[2];
     _pendingSubmissions = new Queue<PendingSubmission>();
     _outputTrackingCaretPosition = -1;
 }