コード例 #1
0
        /// <summary>
        /// Creates an XmlFoldStart for the start tag of an element.
        /// </summary>
        XmlFoldStart CreateElementFoldStart(TextDocument document, XmlReader reader)
        {
            // Take off 1 from the offset returned
            // from the xml since it points to the start
            // of the element name and not the beginning
            // tag.
            //XmlFoldStart newFoldStart = new XmlFoldStart(reader.Prefix, reader.LocalName, reader.LineNumber - 1, reader.LinePosition - 2);
            XmlFoldStart newFoldStart = new XmlFoldStart();

            IXmlLineInfo lineInfo = (IXmlLineInfo)reader;

            newFoldStart.StartLine   = lineInfo.LineNumber;
            newFoldStart.StartOffset = document.GetOffset(newFoldStart.StartLine, lineInfo.LinePosition - 1);

            if (this.ShowAttributesWhenFolded && reader.HasAttributes)
            {
                newFoldStart.Name = String.Concat("<", reader.Name, " ", GetAttributeFoldText(reader), ">");
            }
            else
            {
                newFoldStart.Name = String.Concat("<", reader.Name, ">");
            }

            return(newFoldStart);
        }
コード例 #2
0
        /// <summary>
        /// Create <see cref="NewFolding"/>s for the specified document.
        /// </summary>
        public IEnumerable <NewFolding> CreateNewFoldings(TextDocument document, XmlReader reader, out int firstErrorOffset)
        {
            Stack <XmlFoldStart> stack       = new Stack <XmlFoldStart>();
            List <NewFolding>    foldMarkers = new List <NewFolding>();

            try {
                while (reader.Read())
                {
                    switch (reader.NodeType)
                    {
                    case XmlNodeType.Element:
                        if (!reader.IsEmptyElement)
                        {
                            XmlFoldStart newFoldStart = CreateElementFoldStart(document, reader);
                            stack.Push(newFoldStart);
                        }
                        break;

                    case XmlNodeType.EndElement:
                        XmlFoldStart foldStart = stack.Pop();
                        CreateElementFold(document, foldMarkers, reader, foldStart);
                        break;

                    case XmlNodeType.Comment:
                        CreateCommentFold(document, foldMarkers, reader);
                        break;
                    }
                }
                firstErrorOffset = -1;
            } catch (XmlException ex) {
                // ignore errors at invalid positions (prevent ArgumentOutOfRangeException)
                if (ex.LineNumber >= 1 && ex.LineNumber <= document.LineCount)
                {
                    firstErrorOffset = document.GetOffset(ex.LineNumber, ex.LinePosition);
                }
                else
                {
                    firstErrorOffset = 0;
                }
            }
            foldMarkers.Sort((a, b) => a.StartOffset.CompareTo(b.StartOffset));
            return(foldMarkers);
        }
コード例 #3
0
        /// <summary>
        /// Create an element fold if the start and end tag are on
        /// different lines.
        /// </summary>
        static void CreateElementFold(TextDocument document, List <NewFolding> foldMarkers, XmlReader reader, XmlFoldStart foldStart)
        {
            IXmlLineInfo lineInfo = (IXmlLineInfo)reader;
            int          endLine  = lineInfo.LineNumber;

            if (endLine > foldStart.StartLine)
            {
                int endCol = lineInfo.LinePosition + reader.Name.Length + 1;
                foldStart.EndOffset = document.GetOffset(endLine, endCol);
                foldMarkers.Add(foldStart);
            }
        }