private void InitializeMargins()
{
Ref.Send(Sci.SCI_SETMARGINTYPEN, Sci.MARGIN_FOLDING, Sci.SC_MARGIN_SYMBOL);
Ref.Send(Sci.SCI_SETMARGINMASKN, Sci.MARGIN_FOLDING, Sci.SC_MASK_FOLDERS);
Ref.Send(Sci.SCI_SETMARGINWIDTHN, Sci.MARGIN_FOLDING, 12);
Ref.Send(Sci.SCI_MARKERDEFINEPIXMAP, Sci.SC_MARKNUM_FOLDERSUB, Pixmap.FromResource("Vline"));
Ref.Send(Sci.SCI_MARKERDEFINEPIXMAP, Sci.SC_MARKNUM_FOLDERMIDTAIL, Pixmap.FromResource("Tcorner"));
Ref.Send(Sci.SCI_MARKERDEFINEPIXMAP, Sci.SC_MARKNUM_FOLDERTAIL, Pixmap.FromResource("Corner"));
Ref.Send(Sci.SCI_MARKERDEFINEPIXMAP, Sci.SC_MARKNUM_FOLDEREND, Pixmap.FromResource("BoxPlusConnected"));
Ref.Send(Sci.SCI_MARKERDEFINEPIXMAP, Sci.SC_MARKNUM_FOLDEROPENMID, Pixmap.FromResource("BoxMinusConnected"));
Ref.Send(Sci.SCI_MARKERDEFINEPIXMAP, Sci.SC_MARKNUM_FOLDER, Pixmap.FromResource("BoxPlus"));
Ref.Send(Sci.SCI_MARKERDEFINEPIXMAP, Sci.SC_MARKNUM_FOLDEROPEN, Pixmap.FromResource("BoxMinus"));
//Ref.Send(Sci.SCI_SETFOLDFLAGS, 16, 0); // 16 Draw text below if not expanded
Ref.Send(Sci.SCI_SETMARGINSENSITIVEN, Sci.MARGIN_FOLDING, Sci.TRUE);
Ref.Send(Sci.SCI_SETFOLDMARGINCOLOUR, true, Color.White.ToScintillaColor());
//Ref.Send(Sci.SCI_SETMARGINWIDTHN, 0, 0);
}