AGS.Editor.ScintillaWrapper.GetPreviousWord C# (CSharp) Метод

        private string GetPreviousWord()
        {
            int cursorPos = scintillaControl1.CurrentPos;
            int lineNumber = scintillaControl1.LineFromPosition(cursorPos);
            int startOfLine = scintillaControl1.PositionFromLine(lineNumber);
            string lineText = scintillaControl1.GetLine(lineNumber);
            int offset = (cursorPos - startOfLine) - 1;

            if ((offset > 0) && (lineText[offset] == '.'))
            {
                offset--;
            }

            int numChars = 0;
            while (offset >= 0)
            {
                if ((lineText[offset] == '_') || Char.IsLetterOrDigit(lineText, offset))
                {
                    offset--;
                    numChars++;
                }
                else
                {
                    break;
                }
            }
            offset++;

            return lineText.Substring(offset, numChars);
        }