#pragma warning restore 649
#region IClassifierProvider
/// <summary>
/// Gets a classifier for the given text buffer.
/// </summary>
/// <param name="buffer">The <see cref="ITextBuffer"/> to classify.</param>
/// <returns>A classifier for the text buffer, or null if the provider cannot do so in its current state.</returns>
public IClassifier GetClassifier(ITextBuffer buffer)
{
ThreadHelper.ThrowIfNotOnUIThread();
Parser.Project project = null;
var bufferAdapter = AdapterFactory.GetBufferAdapter(buffer);
var textManager = ServiceProvider.GetService(typeof(SVsTextManager)) as IVsTextManager;
IVsEnumTextViews enumerator;
textManager.EnumViews(bufferAdapter, out enumerator);
uint count = 0;
enumerator.GetCount(ref count);
if (count > 0)
{
IVsTextView[] viewarray = new IVsTextView[count];
uint fetchCount = 0;
if (enumerator.Next(count, viewarray, ref fetchCount) == VSConstants.S_OK)
{
foreach (var view in viewarray)
{
var viewAdapter = AdapterFactory.GetWpfTextView(view);
viewAdapter.Properties.TryGetProperty <Parser.Project>(typeof(Parser.Project), out project);
if (project != null)
{
break;
}
}
}
}
return(buffer.Properties.GetOrCreateSingletonProperty <EpochClassifier>(creator: () => new EpochClassifier(this.classificationRegistry, project)));
}
internal EpochClassifier(IClassificationTypeRegistryService registry, Parser.Project project)
{
ParsedProject = project;
classificationRegistry = registry;
TypeKeywords = new HashSet <string>()
{
"integer",
"integer16",
"integer64",
"boolean",
"string",
"real",
"buffer",
"nothing",
"ref",
"structure",
"type",
"if",
"elseif",
"else",
"while",
"global",
};
LiteralKeywords = new HashSet <string>()
{
"true",
"false"
};
}
public EpochQuickInfoSource(EpochQuickInfoSourceProvider provider, ITextBuffer subjectBuffer, IVsDebugger debugger, IVsEditorAdaptersFactoryService adapter)
{
m_provider = provider;
m_subjectBuffer = subjectBuffer;
m_debugger = debugger;
m_adapter = adapter;
m_parsedProject = subjectBuffer.Properties.GetProperty <Parser.Project>(typeof(Parser.Project));
}
public EpochCompletionSource(EpochCompletionSourceProvider sourceProvider, ITextBuffer textBuffer, IGlyphService glyphService)
{
m_sourceProvider = sourceProvider;
m_textBuffer = textBuffer;
m_glyphService = glyphService;
m_parsedProject = textBuffer.Properties.GetProperty <Parser.Project>(typeof(Parser.Project));
}
public EpochQuickInfoSource(EpochQuickInfoSourceProvider provider, ITextBuffer subjectBuffer, IVsDebugger debugger, IVsEditorAdaptersFactoryService adapter, ITextBufferFactoryService bufferfactory, IContentTypeRegistryService contentTypes, IClassifierProvider classifierprovider, IGlyphService glyphService)
{
m_provider = provider;
m_subjectBuffer = subjectBuffer;
m_debugger = debugger;
m_adapter = adapter;
m_parsedProject = subjectBuffer.Properties.GetProperty <Parser.Project>(typeof(Parser.Project));
m_bufferFactory = bufferfactory;
m_contentTypes = contentTypes;
m_classifierProvider = classifierprovider;
m_glyphService = glyphService;
}
public void VsTextViewCreated(IVsTextView textViewAdapter)
{
ITextView textView = AdapterService.GetWpfTextView(textViewAdapter);
if (textView == null)
{
return;
}
ThreadHelper.ThrowIfNotOnUIThread();
Parser.Project parsedproject = null;
var buffer = textView.TextBuffer;
IVsTextBuffer bufferAdapter;
buffer.Properties.TryGetProperty(typeof(IVsTextBuffer), out bufferAdapter);
var persist = (IPersistFileFormat)bufferAdapter;
if (persist != null)
{
string filename = null;
uint formatindex = 0;
if (persist.GetCurFile(out filename, out formatindex) == VSConstants.S_OK)
{
var doctable = new RunningDocumentTable(ServiceProvider);
var hierarchy = doctable.GetHierarchyItem(filename);
if (hierarchy != null)
{
parsedproject = Parser.ProjectMapper.GetInstance().Map(hierarchy);
}
}
}
if (!buffer.Properties.ContainsProperty(typeof(Parser.Project)))
{
buffer.Properties.AddProperty(typeof(Parser.Project), parsedproject);
}
Func <EpochCompletionCommandHandler> createCommandHandler = delegate()
{
return(new EpochCompletionCommandHandler(textViewAdapter, textView, this, SignatureHelpBroker, NavigatorService.GetTextStructureNavigator(textView.TextBuffer)));
};
textView.Properties.GetOrCreateSingletonProperty(createCommandHandler);
}
public EpochSignatureHelpSource(ITextBuffer textBuffer, ITextStructureNavigatorSelectorService navigator)
{
m_textBuffer = textBuffer;
m_navigator = navigator;
m_parsedProject = textBuffer.Properties.GetProperty <Parser.Project>(typeof(Parser.Project));
}
