internal ImageQuickInfoController(ITextView textView, IList<ITextBuffer> subjectBuffers, ImageQuickInfoControllerProvider provider)
        {
            _textView = textView;
            _subjectBuffers = subjectBuffers;
            _provider = provider;

            _textView.MouseHover += this.OnTextViewMouseHover;
        }
        internal ImageQuickInfoController(ITextView textView, IList <ITextBuffer> subjectBuffers, ImageQuickInfoControllerProvider provider)
        {
            m_textView       = textView;
            m_subjectBuffers = subjectBuffers;
            m_provider       = provider;

            m_textView.MouseHover += this.OnTextViewMouseHover;
        }