ARCed.Scintilla.SnippetManager.Scintilla_SelectionChanged C# (CSharp) Method

        private void Scintilla_SelectionChanged(object sender, EventArgs e)
        {
            Range sr = Scintilla.Selection.Range;

            if (this._snippetLinks.IsActive)
            {
                SnippetLink oldActiveSnippetLink = this._snippetLinks.ActiveSnippetLink;
                SnippetLinkRange oldActiveRange = this._snippetLinks.ActiveRange;

                this._snippetLinks.ActiveSnippetLink = null;
                this._snippetLinks.ActiveRange = null;

                for (int i = 0; i < this._snippetLinks.Count; i++)
                {

                    SnippetLink sl = this._snippetLinks[i];

                    foreach (SnippetLinkRange r in sl.Ranges)
                    {
                        if (r.IntersectsWith(sr))
                        {
                            this._snippetLinks.ActiveSnippetLink = sl;
                            this._snippetLinks.ActiveRange = r;
                            break;
                        }
                    }
                    if (this._snippetLinks.ActiveRange != null)
                        break;
                }

                foreach (SnippetLink sl in this._snippetLinks.Values)
                    foreach (Range r in sl.Ranges)
                    {
                        if (sl == this._snippetLinks.ActiveSnippetLink)
                        {
                            r.ClearIndicator(Scintilla.Snippets.InactiveSnippetIndicator);
                            r.SetIndicator(Scintilla.Snippets.ActiveSnippetIndicator);
                        }
                        else
                        {
                            r.SetIndicator(Scintilla.Snippets.InactiveSnippetIndicator);
                            r.ClearIndicator(Scintilla.Snippets.ActiveSnippetIndicator);
                        }
                    }
            }
        }