void popupMenu_Opening(object sender, CancelEventArgs e)
{
//---block autocomplete menu for comments
//get index of green style (used for comments)
if (CurrentTB.Selection.Start.iChar > 0)
{
//current char (before caret)
var c = CurrentTB[CurrentTB.Selection.Start.iLine][CurrentTB.Selection.Start.iChar - 1];
//if char contains green style then block popup menu
if (CurrentTB.CharHasStyle(c, CurrentTB.SyntaxHighlighter.GreenStyle))
{
e.Cancel = true;
}
}
}