internal ErrorHighLightTagger(ErrorHighLightChecker errorChecker)
{
_errorChecker = errorChecker;
_errors = errorChecker.LastError;
errorChecker.AddTagger(this);
}
/// <summary>
/// Create a tagger that does error checking on the view/buffer combination.
/// </summary>
public ITagger <T> CreateTagger <T>(ITextView textView, ITextBuffer buffer) where T : ITag
{
ITagger <T> tagger = null;
// Only attempt to spell check on the view's edit buffer (and multiple views could have that buffer open simultaneously so
// only create one instance of the spell checker.
if ((buffer == textView.TextBuffer) && (typeof(T) == typeof(IErrorTag)))
{
ErrorHighLightChecker errorChecker = buffer.Properties.GetOrCreateSingletonProperty(typeof(ErrorHighLightChecker), () => new ErrorHighLightChecker(this, textView, buffer));
tagger = new ErrorHighLightTagger(errorChecker) as ITagger <T>;
}
return(tagger);
}
public void RemoveSpellChecker(ErrorHighLightChecker errorChecker)
{
// This call will always happen on the UI thread (it is a side-effect of adding or removing the 1st/last tagger).
lock (_managers)
{
_errorCheckers.Remove(errorChecker);
foreach (var manager in _managers)
{
manager.RemoveErrorChecker(errorChecker);
}
}
}
public void AddSpellChecker(ErrorHighLightChecker errorChecker)
{
// This call will always happen on the UI thread (it is a side-effect of adding or removing the 1st/last tagger).
lock (_managers)
{
_errorCheckers.Add(errorChecker);
// Tell the preexisting managers about the new spell checker
foreach (var manager in _managers)
{
manager.AddErrorChecker(errorChecker);
}
}
}
public ErrorFactory(ErrorHighLightChecker errorChecker, ErrorSnapShot errors)
{
_errorChecker = errorChecker;
this.CurrentSnapshot = errors;
}
internal void RemoveErrorChecker(ErrorHighLightChecker errorChecker)
{
_sink.RemoveFactory(errorChecker._factory);
}
internal void AddErrorChecker(ErrorHighLightChecker spellChecker)
{
_sink.AddFactory(spellChecker._factory);
}