public static string Iterate(this XPathNavigator n, bool justText)
{
XPathNavigator c = n.Clone();
BlockWriteInfo nfo = n.GetBlockType();
bool istext = n.Name == "#text" || n.Name == "#document";
string name = c.Name;
string temp = c.Value.RemoveWhitespace(true);
bool hasContent = !string.IsNullOrEmpty(temp);
temp = default(string);
string output = hasContent ? c.NodeInfo(justText) : string.Empty;
c.MoveToFirstChild();
{
output += c.HasChildren ? c.Iterate(justText) : c.NodeInfo(justText);
}
while (c.MoveToNext())
{
output += c.HasChildren ? c.Iterate(justText) : c.NodeInfo(justText);
}
string ofmt = istext ? "{epre}{cpre}{1}{cpost}{epost}" : "{epre}<{0}>{cpre}{1}{cpost}</{0}>{epost}";
ofmt = ofmt
.Replace("{cpre}", nfo.HasFlag(BlockWriteInfo.LinePreContent) ? "\n" : string.Empty)
.Replace("{cpost}", nfo.HasFlag(BlockWriteInfo.LinePostContent) ? "\n" : string.Empty)
.Replace("{epre}", nfo.HasFlag(BlockWriteInfo.LinePre) ? "\n" : string.Empty)
.Replace("{epost}", nfo.HasFlag(BlockWriteInfo.LinePost) ? "\n" : string.Empty);
System.Diagnostics.Debug.Print("{0} {{ Flags: {1:X6} }}", n.Name, Convert.ToInt32(nfo));
output = nfo.HasFlag(BlockWriteInfo.CleanWhitespacePre) ? output.TrimStart() : output;
output = nfo.HasFlag(BlockWriteInfo.CleanWhitespacePost) ? output.TrimEnd() : output;
// we could check to see if the element contains blocking siblings, in which case we would certainly
// pad the element with space if non-blocking.
return(string.Format(ofmt, name, output));
}
static public bool IsBlocking(this XPathNavigator n)
{
if (n == null)
{
return(false);
}
BlockWriteInfo mode = n.GetBlockType();
bool returns = false;
if (mode.HasFlag(BlockWriteInfo.Block) || mode.HasFlag(BlockWriteInfo.Unknown))
{
returns = true;
}
mode = default(BlockWriteInfo);
return(returns);
}
static public BlockWriteInfo PeekParentType(this XPathNavigator n)
{
XPathNavigator node = n.PeekParent();
return(node.GetBlockType());
}
static public bool IsLinePost(this XPathNavigator n)
{
return(n.GetBlockType().HasFlag(BlockWriteInfo.LinePost));
}
static public bool IsCleanWhiteSpacePre(this XPathNavigator n)
{
return(n.GetBlockType().HasFlag(BlockWriteInfo.CleanWhitespacePre));
}
static public BlockWriteInfo LogicalBlockPrev(this XPathNavigator n)
{
XPathNavigator node = n.PeekPrev();
return(node.GetBlockType());
}