private static int InsertEndElement(TextBuffer buffer, int offset, Stack stack, ref int depth)
{
TextIter insertAt, applyStart, applyEnd;
TagStart tagStart = (TagStart)stack.Pop();
string suffix = '#' + depth.ToString();
#if DEBUG
Console.WriteLine("Element: {0}, End: {1}", tagStart.Tag.Name, offset);
#endif
if (((DocumentTag)tagStart.Tag).IsEditable)
{
if (tagStart.Start + 1 == offset)
{
offset = DocumentUtils.AddStub(buffer, offset, "To be added test", suffix);
}
insertAt = buffer.GetIterAtOffset(offset);
buffer.Insert(ref insertAt, "]");
offset += 1;
}
else if (tagStart.Start == offset)
{
offset = DocumentUtils.AddPaddingEmpty(buffer, offset, suffix);
}
applyStart = buffer.GetIterAtOffset(tagStart.Start);
applyEnd = buffer.GetIterAtOffset(offset);
buffer.ApplyTag(tagStart.Tag, applyStart, applyEnd);
offset = FormatEnd(buffer, offset, suffix, tagStart.Name);
depth--;
#if DEBUG
Console.WriteLine("Applied: {0}, Start: {1}, End: {2}", tagStart.Tag.Name, tagStart.Start, offset);
#endif
// Padding between tag regions
suffix = "#" + depth;
offset = DocumentUtils.AddPadding(buffer, offset, suffix);
return(offset);
}
private static int InsertStartElement(TextBuffer buffer, int offset, XmlTextReader xmlReader, Stack stack, ref int depth, ref int count)
{
string elementName = xmlReader.Name;
string suffix = String.Empty;
DocumentTagTable tagTable = (DocumentTagTable)buffer.TagTable;
bool emptyElement = xmlReader.IsEmptyElement;
bool isDynamic = DocumentTagTable.IsDynamic(elementName);
TextIter insertAt, applyStart, applyEnd;
depth++;
// We define a suffix so each dynamic tag has an unique name.
// Suffix has format: #{depth level}
if (isDynamic)
{
suffix = "#" + depth;
}
// We add any needed string to give format to the document.
offset = FormatStart(buffer, offset, suffix, elementName);
TagStart tagStart = new TagStart();
tagStart.Start = offset;
tagStart.Name = elementName;
// We first lookup the tag name, if the element is dynamic, we can
// have three scenarios.
// 1) The tag is not in the table: So we create it in the spot.
// 2) Tag is in table but it priority is wrong: We created a new
// dynamic tag with an extra suffix. Format #{depth level}.{count}
// 3) Tag is in table with right priority: We reuse it and we don't
// create a new dymamic tag.
tagStart.Tag = tagTable.Lookup(elementName + suffix);
if (isDynamic && tagStart.Tag == null)
{
tagStart.Tag = tagTable.CreateDynamicTag(elementName + suffix);
}
else if (isDynamic && tagStart.Tag != null && tagStart.Tag.Priority < ((TagStart)stack.Peek()).Tag.Priority)
{
suffix += "." + count;
tagStart.Tag = tagTable.CreateDynamicTag(elementName + suffix);
count++;
}
#if DEBUG
try {
Console.WriteLine("Element: {0} Start: {1}", tagStart.Tag.Name, tagStart.Start);
} catch (NullReferenceException) {
Console.WriteLine("Error: Missing {0} element", xmlReader.Name);
Environment.Exit(1);
}
#endif
// If element has attributes we have to get them and deserialize them.
if (xmlReader.HasAttributes)
{
offset = DeserializeAttributes(buffer, offset, xmlReader, suffix);
}
// Special case when an elment is empty.
// Case A: If element is editable a string stub is inserted to allow edition.
// Case B: If element is not editable then a padding is inserted to handle
// TextTag behaviour in which zero length ranges are lost.
if (emptyElement)
{
if (((DocumentTag)tagStart.Tag).IsEditable)
{
insertAt = buffer.GetIterAtOffset(offset);
buffer.Insert(ref insertAt, "[");
offset += 1;
offset = DocumentUtils.AddStub(buffer, offset, "Click to Add Documentation", suffix);
insertAt = buffer.GetIterAtOffset(offset);
buffer.Insert(ref insertAt, "]");
offset += 1;
}
else
{
offset = DocumentUtils.AddPaddingEmpty(buffer, offset, suffix);
}
applyStart = buffer.GetIterAtOffset(tagStart.Start);
applyEnd = buffer.GetIterAtOffset(offset);
buffer.ApplyTag(tagStart.Tag, applyStart, applyEnd);
offset = FormatEnd(buffer, offset, suffix, elementName);
// Padding between tag regions
offset = DocumentUtils.AddPadding(buffer, offset, suffix);
depth--;
#if DEBUG
Console.WriteLine("Empty Element: {0}, Start: {1}, End: {2}", tagStart.Tag.Name, tagStart.Start, offset);
#endif
}
else
{
stack.Push(tagStart);
if (((DocumentTag)tagStart.Tag).IsEditable)
{
insertAt = buffer.GetIterAtOffset(offset);
buffer.Insert(ref insertAt, "[");
offset += 1;
}
}
return(offset);
}
