System.Xml.XmlWellFormedWriter.WriteStartDocumentImpl C# (CSharp) Méthode

        private void WriteStartDocumentImpl(XmlStandalone standalone)
        {
            try
            {
                AdvanceState(Token.StartDocument);

                if (_conformanceLevel == ConformanceLevel.Auto)
                {
                    _conformanceLevel = ConformanceLevel.Document;
                    _stateTable = s_stateTableDocument;
                }
                else if (_conformanceLevel == ConformanceLevel.Fragment)
                {
                    throw new InvalidOperationException(SR.Xml_CannotStartDocumentOnFragment);
                }

                if (_rawWriter != null)
                {
                    if (!_xmlDeclFollows)
                    {
                        _rawWriter.WriteXmlDeclaration(standalone);
                    }
                }
                else
                {
                    // We do not pass the standalone value here
                    _writer.WriteStartDocument();
                }
            }
            catch
            {
                _currentState = State.Error;
                throw;
            }
        }