private void EnsureLanguageProjectionBuffer()
{
if (_languageProjectionBuffer == null)
{
ProjectionBufferManager service = ServiceManager.GetService <ProjectionBufferManager>(_viewBuffer);
if (service != null)
{
if (Path.GetExtension(_fullPath) == ".vbhtml")
{
_languageProjectionBuffer = (service.GetProjectionBuffer(".vb") as LanguageProjectionBuffer);
}
else
{
_languageProjectionBuffer = (service.GetProjectionBuffer(".cs") as LanguageProjectionBuffer);
}
}
}
if (_linePragmaReader == null)
{
if (Path.GetExtension(_fullPath) == ".vbhtml")
{
_linePragmaReader = EmbeddedLanguageLinePragmaReaderFactory.Create("vb");
return;
}
_linePragmaReader = EmbeddedLanguageLinePragmaReaderFactory.Create("c#");
}
}
private void PopulateLanguageBuffer(IContentType contentType, IEnumerable <CodeLineArtifact> artifacts)
{
var pBuffer = ProjectionBufferManager.GetProjectionBuffer(contentType);
var embedder = Mef.GetImport <ICodeLanguageEmbedder>(contentType);
var fullSource = new StringBuilder();
if (embedder != null)
{
fullSource.AppendLine(embedder.GlobalPrefix);
}
var mappings = new List <ProjectionMapping>();
foreach (var block in artifacts.GroupBy(a => a.BlockInfo))
{
IReadOnlyCollection <string> surround = null;
if (embedder != null)
{
surround = embedder.GetBlockWrapper(block.Select(a => a.GetText(EditorTree.TextSnapshot)));
}
if (surround != null)
{
fullSource.AppendLine(surround.FirstOrDefault());
}
foreach (var artifact in block)
{
if (artifact.Start >= EditorTree.TextSnapshot.Length || artifact.End > EditorTree.TextSnapshot.Length || artifact.TreatAs != ArtifactTreatAs.Code)
{
continue;
}
mappings.Add(new ProjectionMapping(artifact.InnerRange.Start, fullSource.Length, artifact.InnerRange.Length, AdditionalContentInclusion.All));
fullSource.AppendLine(artifact.GetText(EditorTree.TextSnapshot));
}
if (surround != null)
{
fullSource.AppendLine(surround.LastOrDefault());
}
}
if (embedder != null)
{
fullSource.AppendLine(embedder.GlobalSuffix);
}
pBuffer.SetTextAndMappings(fullSource.ToString(), mappings.ToArray());
if (createdContentTypes.Add(contentType))
{
if (embedder != null)
{
embedder.OnBlockCreated(EditorTree.TextBuffer, pBuffer);
}
}
}
private IProjectionBuffer CreateProjectionBuffer(ITextDataModel dataModel)
{
var projectionBufferManager = new ProjectionBufferManager(
dataModel.DataBuffer,
ProjectionBufferFactory,
ContentTypeRegistryService,
Hlsl.HlslConstants.ContentTypeName);
return(projectionBufferManager.ViewBuffer);
}
public MdEditorDocument(IEditorBuffer editorBuffer, IServiceContainer services)
{
_services = services;
EditorBuffer = editorBuffer;
EditorBuffer.AddService(this);
var textBuffer = editorBuffer.As <ITextBuffer>();
_projectionBufferManager = new ProjectionBufferManager(textBuffer, services, MdProjectionContentTypeDefinition.ContentType, RContentTypeDefinition.ContentType);
ContainedLanguageHandler = new RLanguageHandler(textBuffer, _projectionBufferManager, services);
ContainedLanguageHost = new RContainedLanguageHost(this, _projectionBufferManager.ContainedLanguageBuffer);
}
public static string GetFilePath(this ITextView textView)
{
string path = null;
if (textView != null && !textView.IsClosed)
{
if (textView.TextBuffer is IProjectionBuffer)
{
var pbm = ProjectionBufferManager.FromTextBuffer(textView.TextBuffer);
path = pbm?.DiskBuffer.GetFilePath();
}
if (string.IsNullOrEmpty(path))
{
path = textView.TextBuffer.GetFilePath();
}
}
return(path);
}
public ProjectionEditorInstance(ITextBuffer diskBuffer, IEditorDocumentFactory documentFactory)
{
if (diskBuffer == null)
{
throw new ArgumentNullException(nameof(diskBuffer));
}
if (documentFactory == null)
{
throw new ArgumentNullException(nameof(documentFactory));
}
DiskBuffer = diskBuffer;
_document = documentFactory.CreateDocument(this);
var projectionBufferManager = ProjectionBufferManager.FromTextBuffer(diskBuffer);
ViewBuffer = projectionBufferManager.ViewBuffer;
ServiceManager.AddService <IEditorInstance>(this, DiskBuffer);
}
public CodeBackgroundTextAdornment(
IWpfTextView view,
IClassificationFormatMapService classificationFormatMapService,
IClassificationTypeRegistryService classificationTypeRegistry) {
_view = view;
_layer = view.GetAdornmentLayer("CodeBackgroundTextAdornment");
_classificationTypeRegistry = classificationTypeRegistry;
_classificationFormatMap = classificationFormatMapService.GetClassificationFormatMap(view);
// Advise to events
_classificationFormatMap.ClassificationFormatMappingChanged += OnClassificationFormatMappingChanged;
_view.LayoutChanged += OnLayoutChanged;
_view.Closed += OnClosed;
var projectionBufferManager = ProjectionBufferManager.FromTextBuffer(view.TextBuffer);
if (projectionBufferManager != null) {
projectionBufferManager.MappingsChanged += OnMappingsChanged;
_contanedLanguageHandler = projectionBufferManager.DiskBuffer.GetService<IContainedLanguageHandler>();
}
FetchColors();
}
private static IEditorBuffer CreateViewBuffer(ITextBuffer diskBuffer, ITextDocumentFactoryService textDocumentFactoryService)
{
var projectionBufferManager = ProjectionBufferManager.FromTextBuffer(diskBuffer);
return(new EditorBuffer(projectionBufferManager.ViewBuffer, textDocumentFactoryService));
}
