private InlineCollection formatLine(GrepSearchResult.GrepLine line)
{
Paragraph paragraph = new Paragraph();
const int MAX_LINE_LENGTH = 500;
string fullLine = line.LineText;
if (line.LineText.Length > MAX_LINE_LENGTH)
{
fullLine = line.LineText.Substring(0, MAX_LINE_LENGTH);
}
if (line.Matches.Count == 0)
{
Run mainRun = new Run(fullLine);
paragraph.Inlines.Add(mainRun);
}
else
{
int counter = 0;
GrepSearchResult.GrepMatch[] lineMatches = new GrepSearchResult.GrepMatch[line.Matches.Count];
line.Matches.CopyTo(lineMatches);
foreach (GrepSearchResult.GrepMatch m in lineMatches)
{
try
{
string regLine = null;
string fmtLine = null;
if (fullLine.Length < m.StartLocation + m.Length)
{
regLine = fullLine.Substring(counter, fullLine.Length - counter);
}
else
{
regLine = fullLine.Substring(counter, m.StartLocation - counter);
fmtLine = fullLine.Substring(m.StartLocation, m.Length);
}
Run regularRun = new Run(regLine);
paragraph.Inlines.Add(regularRun);
if (fmtLine != null)
{
Run highlightedRun = new Run(fmtLine);
highlightedRun.Background = Brushes.Yellow;
paragraph.Inlines.Add(highlightedRun);
}
else
{
break;
}
}
catch
{
Run regularRun = new Run(fullLine);
paragraph.Inlines.Add(regularRun);
}
finally
{
counter = m.StartLocation + m.Length;
}
}
if (counter < fullLine.Length)
{
try
{
string regLine = fullLine.Substring(counter);
Run regularRun = new Run(regLine);
paragraph.Inlines.Add(regularRun);
}
catch
{
Run regularRun = new Run(fullLine);
paragraph.Inlines.Add(regularRun);
}
}
if (line.LineText.Length > MAX_LINE_LENGTH)
{
string msg = string.Format("...(+{0:n0} characters)", line.LineText.Length - MAX_LINE_LENGTH);
Run run = new Run(msg);
run.Background = Brushes.AliceBlue;
paragraph.Inlines.Add(run);
var hiddenMatches = line.Matches.Where(m => m.StartLocation > MAX_LINE_LENGTH).Select(m => m);
int count = hiddenMatches.Count();
if (count > 0)
{
paragraph.Inlines.Add(new Run(" additional matches:"));
}
// if close to getting them all, then take them all,
// otherwise, stop at 20 and just show the remaining count
int takeCount = count > 25 ? 20 : count;
foreach (GrepSearchResult.GrepMatch m in hiddenMatches.Take(takeCount))
{
paragraph.Inlines.Add(new Run(" "));
string fmtLine = line.LineText.Substring(m.StartLocation, m.Length);
run = new Run(fmtLine);
run.Background = Brushes.Yellow;
paragraph.Inlines.Add(run);
paragraph.Inlines.Add(new Run(string.Format(" at position {0}", m.StartLocation)));
}
if (count > takeCount)
{
paragraph.Inlines.Add(new Run(string.Format(", +{0} more matches", count - takeCount)));
}
}
}
return(paragraph.Inlines);
}
public GrepSearchResult.GrepMatch[] getFilePositions(string text, List<XPathPosition> positions)
{
bool[] endFound = new bool[positions.Count];
// Getting line lengths
List<int> lineLengths = new List<int>();
using (StringReader reader = new StringReader(text))
{
while (reader.Peek() >= 0)
{
lineLengths.Add(reader.ReadLine(true).Length);
}
}
// These are absolute positions
GrepSearchResult.GrepMatch[] results = new GrepSearchResult.GrepMatch[positions.Count];
if (positions.Count == 0)
return results;
using (StringReader textReader = new StringReader(text))
using (XmlReader reader = XmlReader.Create(textReader))
{
List<int> currPos = new List<int>();
try
{
IXmlLineInfo lineInfo = ((IXmlLineInfo)reader);
if (lineInfo.HasLineInfo())
{
bool readyToBreak = false;
// Parse the XML and display each node.
while (reader.Read() && !readyToBreak)
{
switch (reader.NodeType)
{
case XmlNodeType.Element:
if (currPos.Count <= reader.Depth)
{
currPos.Add(1);
}
else
{
currPos[reader.Depth]++;
}
break;
case XmlNodeType.EndElement:
while (reader.Depth < currPos.Count - 1)
{
currPos.RemoveAt(reader.Depth + 1); // currPos.Count - 1 would work too.
}
for (int i = 0; i < positions.Count; i++)
{
if (xPathPositionsMatch(currPos, positions[i].Path))
{
endFound[i] = true;
}
}
break;
default:
break;
}
if (reader.NodeType == XmlNodeType.EndElement)
{
for (int i = 0; i < positions.Count; i++)
{
if (endFound[i] && !xPathPositionsMatch(currPos, positions[i].Path))
{
if (results[i] != null)
{
results[i].EndPosition = getAbsoluteCharPosition(lineInfo.LineNumber - 1, lineInfo.LinePosition - 3, text, lineLengths, true) + 1;
}
endFound[i] = false;
}
}
}
if (reader.NodeType == XmlNodeType.Element)
{
for (int i = 0; i < positions.Count; i++)
{
if (endFound[i])
{
if (results[i] != null)
{
results[i].EndPosition = getAbsoluteCharPosition(lineInfo.LineNumber - 1, lineInfo.LinePosition - 3, text, lineLengths, true) + 1;
}
endFound[i] = false;
}
if (xPathPositionsMatch(currPos, positions[i].Path))
{
results[i] = new GrepSearchResult.GrepMatch(0, getAbsoluteCharPosition(lineInfo.LineNumber - 1, lineInfo.LinePosition - 2, text, lineLengths, false), 0);
}
// If empty element (e.g.<element/>)
if (reader.IsEmptyElement)
{
if (xPathPositionsMatch(currPos, positions[i].Path))
{
endFound[i] = true;
}
}
}
}
}
}
}
finally
{
for (int i = 0; i < positions.Count; i++)
{
if (results[i] != null && results[i].Length == 0)
results[i].EndPosition = text.Length - 1;
}
reader.Close();
}
// Close the reader.
}
return results;
}
public GrepSearchResult.GrepMatch[] getFilePositions(string text, List <XPathPosition> positions)
{
bool[] endFound = new bool[positions.Count];
// Getting line lengths
List <int> lineLengths = new List <int>();
using (StringReader reader = new StringReader(text))
{
while (reader.Peek() >= 0)
{
lineLengths.Add(reader.ReadLine(true).Length);
}
}
// These are absolute positions
GrepSearchResult.GrepMatch[] results = new GrepSearchResult.GrepMatch[positions.Count];
if (positions.Count == 0)
{
return(results);
}
using (StringReader textReader = new StringReader(text))
using (XmlReader reader = XmlReader.Create(textReader))
{
List <int> currPos = new List <int>();
try
{
IXmlLineInfo lineInfo = ((IXmlLineInfo)reader);
if (lineInfo.HasLineInfo())
{
bool readyToBreak = false;
// Parse the XML and display each node.
while (reader.Read() && !readyToBreak)
{
switch (reader.NodeType)
{
case XmlNodeType.Element:
if (currPos.Count <= reader.Depth)
{
currPos.Add(1);
}
else
{
currPos[reader.Depth]++;
}
break;
case XmlNodeType.EndElement:
while (reader.Depth < currPos.Count - 1)
{
currPos.RemoveAt(reader.Depth + 1); // currPos.Count - 1 would work too.
}
for (int i = 0; i < positions.Count; i++)
{
if (xPathPositionsMatch(currPos, positions[i].Path))
{
endFound[i] = true;
}
}
break;
default:
break;
}
if (reader.NodeType == XmlNodeType.EndElement)
{
for (int i = 0; i < positions.Count; i++)
{
if (endFound[i] && !xPathPositionsMatch(currPos, positions[i].Path))
{
if (results[i] != null)
{
results[i].EndPosition = getAbsoluteCharPosition(lineInfo.LineNumber - 1, lineInfo.LinePosition - 3, text, lineLengths, true) + 1;
}
endFound[i] = false;
}
}
}
if (reader.NodeType == XmlNodeType.Element)
{
for (int i = 0; i < positions.Count; i++)
{
if (endFound[i])
{
if (results[i] != null)
{
results[i].EndPosition = getAbsoluteCharPosition(lineInfo.LineNumber - 1, lineInfo.LinePosition - 3, text, lineLengths, true) + 1;
}
endFound[i] = false;
}
if (xPathPositionsMatch(currPos, positions[i].Path))
{
results[i] = new GrepSearchResult.GrepMatch(lineInfo.LineNumber - 1, getAbsoluteCharPosition(lineInfo.LineNumber - 1, lineInfo.LinePosition - 2, text, lineLengths, false), 0);
}
// If empty element (e.g.<element/>)
if (reader.IsEmptyElement)
{
if (xPathPositionsMatch(currPos, positions[i].Path))
{
endFound[i] = true;
}
}
}
}
}
}
}
finally
{
for (int i = 0; i < positions.Count; i++)
{
if (results[i] != null && results[i].Length == 0)
{
results[i].EndPosition = text.Length - 1;
}
}
reader.Close();
}
// Close the reader.
}
return(results);
}
private InlineCollection formatLine(GrepSearchResult.GrepLine line)
{
Paragraph paragraph = new Paragraph();
var font = new FontFamily("Consolas");
if (line.Matches.Count == 0)
{
Run mainRun = new Run(line.LineText);
paragraph.Inlines.Add(mainRun);
}
else
{
int counter = 0;
string fullLine = line.LineText;
GrepSearchResult.GrepMatch[] lineMatches = new GrepSearchResult.GrepMatch[line.Matches.Count];
line.Matches.CopyTo(lineMatches);
foreach (GrepSearchResult.GrepMatch m in lineMatches)
{
try
{
string regLine = null;
string fmtLine = null;
if (fullLine.Length < m.StartLocation + m.Length)
{
regLine = fullLine;
}
else
{
regLine = fullLine.Substring(counter, m.StartLocation - counter);
fmtLine = fullLine.Substring(m.StartLocation, m.Length);
}
Run regularRun = new Run(regLine);
regularRun.FontFamily = font;
paragraph.Inlines.Add(regularRun);
if (fmtLine != null)
{
Run highlightedRun = new Run(fmtLine);
highlightedRun.FontFamily = font;
highlightedRun.Background = Brushes.Yellow;
paragraph.Inlines.Add(highlightedRun);
}
else
{
break;
}
}
catch
{
Run regularRun = new Run(fullLine);
regularRun.FontFamily = font;
paragraph.Inlines.Add(regularRun);
}
finally
{
counter = m.StartLocation + m.Length;
}
}
if (counter < fullLine.Length)
{
try
{
string regLine = fullLine.Substring(counter);
Run regularRun = new Run(regLine);
regularRun.FontFamily = font;
paragraph.Inlines.Add(regularRun);
}
catch
{
Run regularRun = new Run(fullLine);
regularRun.FontFamily = font;
paragraph.Inlines.Add(regularRun);
}
}
}
return paragraph.Inlines;
}
private InlineCollection formatLine(GrepSearchResult.GrepLine line)
{
Paragraph paragraph = new Paragraph();
var font = new FontFamily("Consolas");
if (line.Matches.Count == 0)
{
Run mainRun = new Run(line.LineText);
paragraph.Inlines.Add(mainRun);
}
else
{
int counter = 0;
string fullLine = line.LineText;
GrepSearchResult.GrepMatch[] lineMatches = new GrepSearchResult.GrepMatch[line.Matches.Count];
line.Matches.CopyTo(lineMatches);
foreach (GrepSearchResult.GrepMatch m in lineMatches)
{
try
{
string regLine = null;
string fmtLine = null;
if (fullLine.Length < m.StartLocation + m.Length)
{
regLine = fullLine;
}
else
{
regLine = fullLine.Substring(counter, m.StartLocation - counter);
fmtLine = fullLine.Substring(m.StartLocation, m.Length);
}
Run regularRun = new Run(regLine);
regularRun.FontFamily = font;
paragraph.Inlines.Add(regularRun);
if (fmtLine != null)
{
Run highlightedRun = new Run(fmtLine);
highlightedRun.FontFamily = font;
highlightedRun.Background = Brushes.Yellow;
paragraph.Inlines.Add(highlightedRun);
}
else
{
break;
}
}
catch
{
Run regularRun = new Run(fullLine);
regularRun.FontFamily = font;
paragraph.Inlines.Add(regularRun);
}
finally
{
counter = m.StartLocation + m.Length;
}
}
if (counter < fullLine.Length)
{
try
{
string regLine = fullLine.Substring(counter);
Run regularRun = new Run(regLine);
regularRun.FontFamily = font;
paragraph.Inlines.Add(regularRun);
}
catch
{
Run regularRun = new Run(fullLine);
regularRun.FontFamily = font;
paragraph.Inlines.Add(regularRun);
}
}
}
return(paragraph.Inlines);
}
