FastColoredTextBoxNS.CommandManager.Redo C# (CSharp) Method

        internal void Redo()
        {
            if (redoStack.Count == 0)
                return;
            UndoableCommand cmd;
            BeginDisableCommands();//prevent text changing into handlers
            try
            {
                cmd = redoStack.Pop();
                if (TextSource.CurrentTB.Selection.ColumnSelectionMode)
                    TextSource.CurrentTB.Selection.ColumnSelectionMode = false;
                TextSource.CurrentTB.Selection.Start = cmd.sel.Start;
                TextSource.CurrentTB.Selection.End = cmd.sel.End;
                cmd.Execute();
                history.Push(cmd);
            }
            finally
            {
                EndDisableCommands();
            }

            //redo command after autoUndoable command
            if (cmd.autoUndo)
                Redo();

            TextSource.CurrentTB.OnUndoRedoStateChanged();
        }