public ITagger <T> CreateTagger <T>(ITextView textView, ITextBuffer buffer) where T : ITag
{
if (textView == null)
{
throw new ArgumentNullException("textView");
}
if (buffer == null)
{
throw new ArgumentNullException("buffer");
}
if (buffer != textView.TextBuffer)
{
return(null);
}
ITagger <T> tagger = null;
BackgroundCompilation compilation = buffer.Properties.GetOrCreateSingletonProperty(typeof(BackgroundCompilation), () => new BackgroundCompilation(this, buffer));
compilation.CompilationChanged += CompilationChanged;
if (typeof(T) == typeof(IErrorTag))
{
tagger = (ITagger <T>)buffer.Properties.GetOrCreateSingletonProperty(typeof(CompilationErrorTagger), () => new CompilationErrorTagger(this, compilation));
}
else if (typeof(T) == typeof(IClassificationTag))
{
tagger = (ITagger <T>)buffer.Properties.GetOrCreateSingletonProperty(typeof(CompilationSymbolTagger), () => new CompilationSymbolTagger(this, compilation));
}
return(tagger);
}
public CompilationTagger(CompilationTaggerProvider taggerProvider, BackgroundCompilation backgroundCompilation)
{
this.taggerProvider = taggerProvider;
this.backgroundCompilation = backgroundCompilation;
this.backgroundCompilation.CompilationChanged += CompilationChanged;
}
public CompilationSymbolTagger(CompilationTaggerProvider taggerProvider, BackgroundCompilation backgroundCompilation)
: base(taggerProvider, backgroundCompilation)
{
}
public CompilationErrorTagger(CompilationTaggerProvider taggerProvider, BackgroundCompilation backgroundCompilation)
: base(taggerProvider, backgroundCompilation)
{
this.Factory = new CompilationErrorsFactory(this, new CompilationErrorsSnapshot(backgroundCompilation.FilePath, 0, backgroundCompilation.CompilationSnapshot));
taggerProvider.AddCompilationErrorsFactory(this.Factory);
}