public HResult FindInText(string find, string replace, NiFindOptions options, string text, int offset, out int found, out int matchLength, out string replacementText, out bool isFound)
{
found = 0;
matchLength = 0;
replacementText = null;
isFound = false;
try
{
if (find == null)
throw new ArgumentNullException("find");
if (text == null)
throw new ArgumentNullException("text");
string pattern =
options.HasFlag(NiFindOptions.RegExp)
? find
: Regex.Escape(find);
if (options.HasFlag(NiFindOptions.WholeWord))
pattern = @"\b" + pattern + @"\b";
var regexOptions = RegexOptions.Multiline;
if (!options.HasFlag(NiFindOptions.MatchCase))
regexOptions |= RegexOptions.IgnoreCase;
if (options.HasFlag(NiFindOptions.Backwards))
regexOptions |= RegexOptions.RightToLeft;
var match = new Regex(pattern, regexOptions).Match(text, offset);
isFound = match.Success;
if (isFound)
{
found = match.Index;
matchLength = match.Length;
}
if (replace != null)
throw new NotImplementedException();
return HResult.OK;
}
catch (Exception ex)
{
return ErrorUtil.GetHResult(ex);
}
}
public void SetOptions(NiFindOptions options, NiFindOptions optionsMask)
{
_view.BeginUpdate();
Options = (Options & ~optionsMask) | options;
bool replace = options.HasFlag(NiFindOptions.Replace);
_view.SetMode(replace ? FindMode.Replace : FindMode.Find);
if ((optionsMask & NiFindOptions.TargetMask) != 0)
{
switch (Options & NiFindOptions.TargetMask)
{
case NiFindOptions.Document: _view.SetTarget(Finder.FindTarget.CurrentDocument); break;
case NiFindOptions.OpenDocument: _view.SetTarget(Finder.FindTarget.AllOpenDocuments); break;
default: _view.SetTarget(Finder.FindTarget.EntireProject); break;
}
}
_view.SetIncludeSubFolders(Options.HasFlag(NiFindOptions.SubFolders));
_view.SetMatchCase(Options.HasFlag(NiFindOptions.MatchCase));
_view.SetMatchWholeWord(Options.HasFlag(NiFindOptions.WholeWord));
_view.SetUseRegularExpressions(Options.HasFlag(NiFindOptions.RegExp));
_view.SetKeepOpen(Options.HasFlag(NiFindOptions.KeepOpen));
_view.EndUpdate();
}
public HResult FindInText(string find, string replace, NiFindOptions options, string text, int offset, out int found, out int matchLength, out string replacementText, out bool isFound)
{
found = 0;
matchLength = 0;
replacementText = null;
isFound = false;
try
{
if (find == null)
{
throw new ArgumentNullException("find");
}
if (text == null)
{
throw new ArgumentNullException("text");
}
string pattern =
options.HasFlag(NiFindOptions.RegExp)
? find
: Regex.Escape(find);
if (options.HasFlag(NiFindOptions.WholeWord))
{
pattern = @"\b" + pattern + @"\b";
}
var regexOptions = RegexOptions.Multiline;
if (!options.HasFlag(NiFindOptions.MatchCase))
{
regexOptions |= RegexOptions.IgnoreCase;
}
if (options.HasFlag(NiFindOptions.Backwards))
{
regexOptions |= RegexOptions.RightToLeft;
}
var match = new Regex(pattern, regexOptions).Match(text, offset);
isFound = match.Success;
if (isFound)
{
found = match.Index;
matchLength = match.Length;
}
if (replace != null)
{
throw new NotImplementedException();
}
return(HResult.OK);
}
catch (Exception ex)
{
return(ErrorUtil.GetHResult(ex));
}
}
public HResult Replace(string search, string replace, NiFindOptions options, bool resetStartPoint, INiFindHelper helper, out NiFindResult result)
{
result = NiFindResult.NotFound;
try
{
if (search == null)
{
throw new ArgumentNullException("search");
}
if (helper == null)
{
throw new ArgumentNullException("helper");
}
var document = _textAreaControl.Document;
string text = document.TextContent;
int offset;
if (options.HasFlag(NiFindOptions.Backwards))
{
if (resetStartPoint)
{
offset = text.Length;
}
else
{
offset = _textAreaControl.Caret.Offset;
}
}
else
{
if (resetStartPoint)
{
offset = 0;
}
else if (_textAreaControl.SelectionManager.HasSomethingSelected)
{
offset = _textAreaControl.SelectionManager.SelectionCollection.Last().EndOffset;
}
else
{
offset = _textAreaControl.Caret.Offset;
}
}
int matchLength;
string replacement;
bool found;
ErrorUtil.ThrowOnFailure(helper.FindInText(
search,
replace,
options,
text,
offset,
out offset,
out matchLength,
out replacement,
out found
));
if (found)
{
MarkSpan(GetTextSpan(document, offset, matchLength));
result = replace == null ? NiFindResult.Found : NiFindResult.Replaced;
}
else
{
result = NiFindResult.NotFound;
}
return(HResult.OK);
}
catch (Exception ex)
{
return(ErrorUtil.GetHResult(ex));
}
}
public HResult Replace(string search, string replace, NiFindOptions options, bool resetStartPoint, INiFindHelper helper, out NiFindResult result)
{
result = NiFindResult.NotFound;
try
{
if (search == null)
throw new ArgumentNullException("search");
if (helper == null)
throw new ArgumentNullException("helper");
var document = _textAreaControl.Document;
string text = document.TextContent;
int offset;
if (options.HasFlag(NiFindOptions.Backwards))
{
if (resetStartPoint)
offset = text.Length;
else
offset = _textAreaControl.Caret.Offset;
}
else
{
if (resetStartPoint)
offset = 0;
else if (_textAreaControl.SelectionManager.HasSomethingSelected)
offset = _textAreaControl.SelectionManager.SelectionCollection.Last().EndOffset;
else
offset = _textAreaControl.Caret.Offset;
}
int matchLength;
string replacement;
bool found;
ErrorUtil.ThrowOnFailure(helper.FindInText(
search,
replace,
options,
text,
offset,
out offset,
out matchLength,
out replacement,
out found
));
if (found)
{
MarkSpan(GetTextSpan(document, offset, matchLength));
result = replace == null ? NiFindResult.Found : NiFindResult.Replaced;
}
else
{
result = NiFindResult.NotFound;
}
return HResult.OK;
}
catch (Exception ex)
{
return ErrorUtil.GetHResult(ex);
}
}
public void SetOptions(NiFindOptions options, NiFindOptions optionsMask)
{
_view.BeginUpdate();
Options = (Options & ~optionsMask) | options;
bool replace = options.HasFlag(NiFindOptions.Replace);
_view.SetMode(replace ? FindMode.Replace : FindMode.Find);
if ((optionsMask & NiFindOptions.TargetMask) != 0)
{
switch (Options & NiFindOptions.TargetMask)
{
case NiFindOptions.Document: _view.SetTarget(Finder.FindTarget.CurrentDocument); break;
case NiFindOptions.OpenDocument: _view.SetTarget(Finder.FindTarget.AllOpenDocuments); break;
default: _view.SetTarget(Finder.FindTarget.EntireProject); break;
}
}
_view.SetIncludeSubFolders(Options.HasFlag(NiFindOptions.SubFolders));
_view.SetMatchCase(Options.HasFlag(NiFindOptions.MatchCase));
_view.SetMatchWholeWord(Options.HasFlag(NiFindOptions.WholeWord));
_view.SetUseRegularExpressions(Options.HasFlag(NiFindOptions.RegExp));
_view.SetKeepOpen(Options.HasFlag(NiFindOptions.KeepOpen));
_view.EndUpdate();
}