string ReplaceOneMatch(string src, string replacement, List <SearchMatch> matches, int matchIndex)
{
if (matches == null || matches.Count == 0)
{
return(src);
}
SearchMatch match = matches[matchIndex];
// replace text
if (isEscaped)
{
replacement = Unescape(replacement);
}
if (isRegex)
{
replacement = ExpandGroups(replacement, match);
}
src = src.Substring(0, match.Index) + replacement + src.Substring(match.Index + match.Length);
// update next matches
if (matches.Count > matchIndex + 1)
{
PadIndexes(matches, matchIndex + 1, match.Value, replacement);
}
return(src);
}
/// <summary>
/// Finds the next result based on direction
/// </summary>
public void FindNext(Boolean forward, Boolean update, Boolean simple)
{
this.currentMatch = null;
if (update) this.UpdateFindText();
if (Globals.SciControl == null) return;
ScintillaControl sci = Globals.SciControl;
List<SearchMatch> matches = this.GetResults(sci, simple);
if (matches != null && matches.Count != 0)
{
FRDialogGenerics.UpdateComboBoxItems(this.findComboBox);
SearchMatch match = FRDialogGenerics.GetNextDocumentMatch(sci, matches, forward, false);
if (match != null)
{
this.currentMatch = match;
FRDialogGenerics.SelectMatch(sci, match);
this.lookupIsDirty = false;
}
if (this.Visible)
{
Int32 index = FRDialogGenerics.GetMatchIndex(match, matches);
String message = TextHelper.GetString("Info.ShowingResult");
String formatted = String.Format(message, index, matches.Count);
this.ShowMessage(formatted, 0);
}
}
else
{
if (this.Visible)
{
String message = TextHelper.GetString("Info.NoMatchesFound");
this.ShowMessage(message, 0);
}
}
this.SelectText();
}
/** TODO : needs something like SearchOptions flags to be functional
*
* /// <summary>
* /// Quick search
* /// </summary>
* /// <param name="pattern">Search pattern</param>
* /// <param name="input">Source text</param>
* /// <returns>First result</returns>
* static public SearchMatch Match(string pattern, string input, SearchOptions options)
* {
* Search search = new Search(pattern);
* // eval options
* return search.Match(input);
* }
*
* /// <summary>
* /// Quick search
* /// </summary>
* /// <param name="pattern">Search pattern</param>
* /// <param name="input">Source text</param>
* /// <returns>All results</returns>
* static public List<SearchMatch> Matches(string pattern, string input, SearchOptions options)
* {
* Search search = new Search(pattern);
* // eval options
* return search.Matches(input);
* }
*
* /// <summary>
* /// Quick replace
* /// </summary>
* /// <param name="pattern">Search pattern</param>
* /// <param name="input">Source text</param>
* /// <param name="replacement">Replacement pattern</param>
* /// <returns></returns>
* static public string Replace(string pattern, string input, string replacement, SearchOptions options)
* {
* Search search = new Search(pattern);
* // eval options
* List<SearchMatch> matches = search.Matches(input);
* return search.ReplaceAll(input, replacement, matches);
* }
*/
#endregion
#region Public Replace Methods
/// <summary>
/// Replace one search result
/// </summary>
/// <param name="input">Source text</param>
/// <param name="replacement">Replacement pattern</param>
/// <param name="match">Search result to replace</param>
/// <returns>Updated text</returns>
public string Replace(string input, string replacement, SearchMatch match)
{
List <SearchMatch> matches = new List <SearchMatch>();
matches.Add(match);
return(ReplaceOneMatch(input, replacement, matches, 0));
}
/// <summary>
/// Selects a search match
/// </summary>
public static void SelectMatch(ScintillaControl sci, SearchMatch match)
{
Int32 start = sci.MBSafePosition(match.Index); // wchar to byte position
Int32 end = start + sci.MBSafeTextLength(match.Value); // wchar to byte text length
Int32 line = sci.LineFromPosition(start);
sci.EnsureVisible(line);
sci.SetSel(start, end);
}
/// <summary>
/// Gets an index of the search match
/// </summary>
public static Int32 GetMatchIndex(SearchMatch match, List<SearchMatch> matches)
{
for (Int32 i = 0; i < matches.Count; i++)
{
if (match == matches[i]) return i + 1;
}
return -1;
}
/// <summary>
/// Replace regular expressions groups in replacement text
/// </summary>
/// <param name="escapedText">Text to expand</param>
/// <param name="match">Search result (for reinjecting groups)</param>
static public string ExpandGroups(string text, SearchMatch match)
{
if (text.IndexOf('$') < 0)
{
return(text);
}
for (int i = 0; i < match.Groups.Length; i++)
{
text = text.Replace("$" + i, match.Groups[i].Value);
}
return(text);
}
/** TODO : needs something like SearchOptions flags to be functional
/// <summary>
/// Quick search
/// </summary>
/// <param name="pattern">Search pattern</param>
/// <param name="input">Source text</param>
/// <returns>First result</returns>
static public SearchMatch Match(string pattern, string input, SearchOptions options)
{
Search search = new Search(pattern);
// eval options
return search.Match(input);
}
/// <summary>
/// Quick search
/// </summary>
/// <param name="pattern">Search pattern</param>
/// <param name="input">Source text</param>
/// <returns>All results</returns>
static public List<SearchMatch> Matches(string pattern, string input, SearchOptions options)
{
Search search = new Search(pattern);
// eval options
return search.Matches(input);
}
/// <summary>
/// Quick replace
/// </summary>
/// <param name="pattern">Search pattern</param>
/// <param name="input">Source text</param>
/// <param name="replacement">Replacement pattern</param>
/// <returns></returns>
static public string Replace(string pattern, string input, string replacement, SearchOptions options)
{
Search search = new Search(pattern);
// eval options
List<SearchMatch> matches = search.Matches(input);
return search.ReplaceAll(input, replacement, matches);
}
*/
#endregion
#region Public Replace Methods
/// <summary>
/// Replace one search result
/// </summary>
/// <param name="input">Source text</param>
/// <param name="replacement">Replacement pattern</param>
/// <param name="match">Search result to replace</param>
/// <returns>Updated text</returns>
public string Replace(string input, string replacement, SearchMatch match)
{
List<SearchMatch> matches = new List<SearchMatch>();
matches.Add(match);
return ReplaceOneMatch(input, replacement, matches, 0);
}
/// <summary>
/// Marks the lookup as dirty
/// </summary>
private void LookupChanged(Object sender, System.EventArgs e)
{
if (this.Visible)
{
this.lookupIsDirty = true;
this.currentMatch = null;
}
if (sender == this.matchCaseCheckBox && !Globals.Settings.DisableFindOptionSync)
{
Globals.MainForm.SetMatchCase(this, this.matchCaseCheckBox.Checked);
}
if (sender == this.wholeWordCheckBox && !Globals.Settings.DisableFindOptionSync)
{
Globals.MainForm.SetWholeWord(this, this.wholeWordCheckBox.Checked);
}
}
public static bool IsInsideCommentOrString(SearchMatch match, ScintillaControl sci, bool includeComments, bool includeStrings)
{
int style = sci.BaseStyleAt(match.Index);
return includeComments && IsCommentStyle(style) || includeStrings && IsStringStyle(style);
}
/// <summary>
/// Checks if a given search match actually points to the given target source
/// </summary
/// <returns>True if the SearchMatch does point to the target source.</returns>
public static bool DoesMatchPointToTarget(ScintillaNet.ScintillaControl Sci, SearchMatch match, ASResult target, DocumentHelper associatedDocumentHelper)
{
if (Sci == null || target == null) return false;
FileModel targetInFile = null;
if (target.InFile != null)
targetInFile = target.InFile;
else if (target.Member != null && target.InClass == null)
targetInFile = target.Member.InFile;
Boolean matchMember = targetInFile != null && target.Member != null;
Boolean matchType = target.Member == null && target.IsStatic && target.Type != null;
if (!matchMember && !matchType) return false;
ASResult result = null;
// get type at match position
if (match.Index < Sci.Text.Length) // TODO: find out rare cases of incorrect index reported
{
result = DeclarationLookupResult(Sci, Sci.MBSafePosition(match.Index) + Sci.MBSafeTextLength(match.Value));
if (associatedDocumentHelper != null)
{
// because the declaration lookup opens a document, we should register it with the document helper to be closed later
associatedDocumentHelper.RegisterLoadedDocument(PluginBase.MainForm.CurrentDocument);
}
}
// check if the result matches the target
if (result == null || (result.InFile == null && result.Type == null)) return false;
if (matchMember)
{
if (result.Member == null) return false;
var resultInFile = result.InClass != null ? result.InFile : result.Member.InFile;
return resultInFile.BasePath == targetInFile.BasePath
&& resultInFile.FileName == targetInFile.FileName
&& result.Member.LineFrom == target.Member.LineFrom
&& result.Member.Name == target.Member.Name;
}
else // type
{
if (result.Type == null) return false;
if (result.Type.QualifiedName == target.Type.QualifiedName) return true;
return false;
}
}
/// <summary>
/// Display the match into the treelistview
/// </summary>
/// <param name="match"></param>
/// <param name="index"></param>
private void TestRegExpMatch_DisplayResults(Match match, Int32 index)
{
Debug.WriteLine("TestRegExp_DisplayResults(2)");
MyNode item;
MyNode node;
Group group;
SearchMatch s_match;
if (match.Success)
{
item = new MyNode("Group " + index + " Group(0)", match.Index + "-" + (match.Index + match.Length), match.Value);
item.Spans = new int[] { match.Index, match.Length };
if (match.Groups.Count > 1)
{
for (int k = 1; k < match.Groups.Count; k++)
{
group = match.Groups[k];
node = new MyNode("Group " + index + " Group(" + k + ")", group.Index + "-" + (group.Index + group.Length), group.Value);
node.Spans = new int[] { group.Index, group.Length };
item.Nodes.Add(node);
}
s_match = new SearchMatch();
s_match.Index = match.Index;
s_match.Length = match.Length;
s_match.Value = match.Value;
AddHighlight(this.matchTextSci, s_match);
}
this.matchResultModel.Nodes.Add(item);
}
}
/// <summary>
/// Selection changed into the treelistview
/// then hilight the selection into the scintilla control
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void matchResultTree_SelectionChanged(object sender, System.EventArgs e)
{
Debug.WriteLine("matchResultTree_SelectionChanged");
MyNode node;
if (this.matchResultTree.SelectedNode != null)
{
if (this.matchResultTree.SelectedNode.Tag != null)
{
node = (MyNode)this.matchResultTree.SelectedNode.Tag;
SearchMatch match = new SearchMatch();
match.Index = node.Spans[0];
match.Length = node.Spans[1];
match.Value = node.Text;
SelectMatch(this.matchTextSci, match);
}
}
}
/// <summary>
/// Highlight a regexp match group
/// </summary>
/// <param name="sci"></param>
/// <param name="matches"></param>
private void AddHighlight(ScintillaControl sci, SearchMatch match)
{
Int32 start = sci.MBSafePosition(match.Index); // wchar to byte position
Int32 end = start + sci.MBSafeTextLength(match.Value); // wchar to byte text length
Int32 line = sci.LineFromPosition(start);
Int32 position = start;
Int32 es = sci.EndStyled;
Int32 mask = 1 << sci.StyleBits;
sci.SetIndicStyle(0, (Int32)ScintillaNet.Enums.IndicatorStyle.Max);
sci.SetIndicFore(0, 0xff0000);
sci.StartStyling(position, mask);
sci.SetStyling(end - start, mask);
sci.StartStyling(es, mask - 1);
}
private List <SearchMatch> SearchSource(string src, int startIndex, int startLine)
{
List <SearchMatch> results = new List <SearchMatch>();
// raw search results
if (needParsePattern)
{
BuildRegex(pattern);
}
if (operation == null)
{
return(results);
}
MatchCollection matches = operation.Matches(src, startIndex);
if (matches.Count == 0)
{
return(results);
}
// index sources
int len = src.Length;
int pos = startIndex - 1;
int line = startLine;
List <int> lineStart = new List <int>();
for (int i = 0; i < startLine; i++)
{
lineStart.Add(startIndex);
}
char c = ' ';
bool hadNL = false;
int matchIndex = 0;
int matchCount = matches.Count;
Match match = matches[0];
int nextPos = match.Index;
// filters
bool inComments = (filter & SearchFilter.InCodeComments) > 0;
bool outComments = (filter & SearchFilter.OutsideCodeComments) > 0;
bool filterComments = inComments || outComments;
int commentMatch = 0;
bool inLiterals = (filter & SearchFilter.InStringLiterals) > 0;
bool outLiterals = (filter & SearchFilter.OutsideStringLiterals) > 0;
bool filterLiterals = inLiterals || outLiterals;
int literalMatch = 0;
while (pos < len - 1)
{
c = src[++pos];
// counting lines
hadNL = false;
if (c == '\n')
{
line++;
hadNL = true;
}
else if (c == '\r')
{
if (pos < len - 1 && src[pos + 1] != '\n')
{
line++;
hadNL = true;
}
}
if (hadNL)
{
lineStart.Add(pos + 1);
}
// filters
if (filterComments || filterLiterals)
{
if (literalMatch == 0) // discover comments if not in a literal
{
if (commentMatch == 0)
{
if (c == '/' && pos < len - 1)
{
if (src[pos + 1] == '*')
{
commentMatch = 1;
}
else if (src[pos + 1] == '/')
{
commentMatch = 2;
}
else
{
LookupRegex(src, ref pos);
}
}
}
else if (commentMatch == 1)
{
if (c == '*' && pos < len - 1 && src[pos + 1] == '/')
{
commentMatch = 0;
}
}
else if (commentMatch == 2)
{
if (hadNL)
{
commentMatch = 0;
}
}
if ((inComments && commentMatch == 0) || (outComments && commentMatch > 0))
{
continue;
}
}
if (commentMatch == 0) // discover literals if not in a comment
{
if (literalMatch == 0)
{
if (c == '"')
{
literalMatch = 1;
}
else if (c == '\'')
{
literalMatch = 2;
}
}
else if (pos > 1)
{
if (literalMatch == 1)
{
if (src[pos - 1] != '\\' && c == '"')
{
literalMatch = 0;
}
}
else if (literalMatch == 2)
{
if (src[pos - 1] != '\\' && c == '\'')
{
literalMatch = 0;
}
}
}
if ((inLiterals && literalMatch == 0) || (outLiterals && literalMatch > 0))
{
continue;
}
}
}
// wait for next match
while (pos > nextPos)
{
if (++matchIndex == matchCount)
{
match = null;
break;
}
match = matches[matchIndex];
nextPos = match.Index;
}
if (match == null)
{
break;
}
if (pos < nextPos)
{
continue;
}
// store match data
SearchMatch sm = new SearchMatch();
sm.Index = match.Index;
sm.Value = match.Value;
sm.Length = match.Length;
sm.Line = line;
sm.LineStart = sm.LineEnd = lineStart[line - 1];
sm.Column = match.Index - sm.LineStart;
int gcount = match.Groups.Count;
sm.Groups = new SearchGroup[gcount];
for (int i = 0; i < gcount; i++)
{
Group group = match.Groups[i];
sm.Groups[i] = new SearchGroup(group.Index, group.Length, group.Value);
}
results.Add(sm);
if (!returnAllMatches)
{
break;
}
}
// last line end
while (pos < len && c != '\r' && c != '\n')
{
c = src[pos++];
}
if (c == '\r' || c == '\n')
{
pos--;
}
lineStart.Add(pos);
// extract line texts
int maxLine = lineStart.Count;
foreach (SearchMatch sm in results)
{
int endIndex = sm.Index + sm.Length;
int endLine = sm.Line + 1;
while (endLine < maxLine && lineStart[endLine - 1] < endIndex)
{
endLine++;
}
sm.LineEnd = lineStart[endLine - 1];
}
return(results);
}
private List<SearchMatch> SearchSource(string src, int startIndex, int startLine)
{
List<SearchMatch> results = new List<SearchMatch>();
// raw search results
if (needParsePattern) BuildRegex(pattern);
if (operation == null)
return results;
MatchCollection matches = operation.Matches(src, startIndex);
if (matches.Count == 0)
return results;
// index sources
int len = src.Length;
int pos = startIndex - 1;
int line = startLine;
List<int> lineStart = new List<int>();
for (int i = 0; i < startLine; i++) lineStart.Add(startIndex);
char c = ' ';
bool hadNL = false;
int matchIndex = 0;
int matchCount = matches.Count;
Match match = matches[0];
int nextPos = match.Index;
// filters
bool inComments = (filter & SearchFilter.InCodeComments) > 0;
bool outComments = (filter & SearchFilter.OutsideCodeComments) > 0;
bool filterComments = inComments || outComments;
int commentMatch = 0;
bool inLiterals = (filter & SearchFilter.InStringLiterals) > 0;
bool outLiterals = (filter & SearchFilter.OutsideStringLiterals) > 0;
bool filterLiterals = inLiterals || outLiterals;
int literalMatch = 0;
while (pos < len - 1)
{
c = src[++pos];
// counting lines
hadNL = false;
if (c == '\n')
{
line++;
hadNL = true;
}
else if (c == '\r')
{
if (pos < len - 1 && src[pos + 1] != '\n')
{
line++;
hadNL = true;
}
}
if (hadNL)
{
lineStart.Add(pos + 1);
}
// filters
if (filterComments || filterLiterals)
{
if (literalMatch == 0) // discover comments if not in a literal
{
if (commentMatch == 0)
{
if (c == '/' && pos < len - 1)
if (src[pos + 1] == '*') commentMatch = 1;
else if (src[pos + 1] == '/') commentMatch = 2;
else LookupRegex(src, ref pos);
}
else if (commentMatch == 1)
{
if (c == '*' && pos < len - 1 && src[pos + 1] == '/') commentMatch = 0;
}
else if (commentMatch == 2)
{
if (hadNL) commentMatch = 0;
}
if ((inComments && commentMatch == 0) || (outComments && commentMatch > 0))
continue;
}
if (commentMatch == 0) // discover literals if not in a comment
{
if (literalMatch == 0)
{
if (c == '"') literalMatch = 1;
else if (c == '\'') literalMatch = 2;
}
else if (pos > 1)
if (literalMatch == 1)
{
if (src[pos - 1] != '\\' && c == '"') literalMatch = 0;
}
else if (literalMatch == 2)
{
if (src[pos - 1] != '\\' && c == '\'') literalMatch = 0;
}
if ((inLiterals && literalMatch == 0) || (outLiterals && literalMatch > 0))
continue;
}
}
// wait for next match
while (pos > nextPos)
{
if (++matchIndex == matchCount)
{
match = null;
break;
}
match = matches[matchIndex];
nextPos = match.Index;
}
if (match == null)
break;
if (pos < nextPos)
continue;
// store match data
SearchMatch sm = new SearchMatch();
sm.Index = match.Index;
sm.Value = match.Value;
sm.Length = match.Length;
sm.Line = line;
sm.LineStart = sm.LineEnd = lineStart[line - 1];
sm.Column = match.Index - sm.LineStart;
int gcount = match.Groups.Count;
sm.Groups = new SearchGroup[gcount];
for (int i = 0; i < gcount; i++)
{
Group group = match.Groups[i];
sm.Groups[i] = new SearchGroup(group.Index, group.Length, group.Value);
}
results.Add(sm);
if (!returnAllMatches)
break;
}
// last line end
while (pos < len && c != '\r' && c != '\n')
c = src[pos++];
if (c == '\r' || c == '\n') pos--;
lineStart.Add(pos);
// extract line texts
int maxLine = lineStart.Count;
foreach(SearchMatch sm in results)
{
int endIndex = sm.Index + sm.Length;
int endLine = sm.Line + 1;
while (endLine < maxLine && lineStart[endLine - 1] < endIndex)
endLine++;
sm.LineEnd = lineStart[endLine - 1];
}
return results;
}
private void TestRegExpSearch_DisplayResults(Match match)
{
Debug.WriteLine("TestRegExpSearch_DisplayResults");
MyNode item;
SearchMatch s_match;
if (match.Success)
{
item = new MyNode("Result (" + match.Index + ")", match.Index + "-" + (match.Index + match.Length), match.Value);
item.Spans = new int[] { match.Index, match.Length };
s_match = new SearchMatch();
s_match.Index = match.Index;
s_match.Length = match.Length;
s_match.Value = match.Value;
AddHighlight(this.matchTextSci, s_match);
this.matchResultModel.Nodes.Add(item);
}
}
/// <summary>
/// Replace regular expressions groups in replacement text
/// </summary>
/// <param name="escapedText">Text to expand</param>
/// <param name="match">Search result (for reinjecting groups)</param>
static public string ExpandGroups(string text, SearchMatch match)
{
if (text.IndexOf('$') < 0) return text;
for (int i = 0; i < match.Groups.Length; i++)
text = text.Replace("$" + i, match.Groups[i].Value);
return text;
}
/// <summary>
/// Gets the replacement text and escapes it if needed
/// </summary>
private String GetReplaceText(SearchMatch match)
{
String replace = this.replaceComboBox.Text;
if (this.escapedCheckBox.Checked) replace = FRSearch.Unescape(replace);
if (this.useRegexCheckBox.Checked) replace = FRSearch.ExpandGroups(replace, match);
return replace;
}
/// <summary>
/// Checks if the given match actually is the declaration.
/// </summary>
public static bool IsMatchTheTarget(ScintillaNet.ScintillaControl Sci, SearchMatch match, ASResult target)
{
if (Sci == null || target == null || target.InFile == null || target.Member == null)
{
return false;
}
String originalFile = Sci.FileName;
// get type at match position
ASResult declaration = DeclarationLookupResult(Sci, Sci.MBSafePosition(match.Index) + Sci.MBSafeTextLength(match.Value));
return (declaration.InFile != null && originalFile == declaration.InFile.FileName) && (Sci.CurrentPos == (Sci.MBSafePosition(match.Index) + Sci.MBSafeTextLength(match.Value)));
}
/// <summary>
/// Checks if a given search match actually points to the given target source
/// </summary
/// <returns>True if the SearchMatch does point to the target source.</returns>
static public bool DoesMatchPointToTarget(ScintillaNet.ScintillaControl Sci, SearchMatch match, ASResult target, DocumentHelper associatedDocumentHelper)
{
if (Sci == null || target == null || target.inFile == null || target.Member == null)
{
return false;
}
// get type at match position
ASResult result = DeclarationLookupResult(Sci, Sci.MBSafePosition(match.Index) + Sci.MBSafeTextLength(match.Value));
if (associatedDocumentHelper != null)
{
// because the declaration lookup opens a document, we should register it with the document helper to be closed later
associatedDocumentHelper.RegisterLoadedDocument(PluginBase.MainForm.CurrentDocument);
}
// check if the result matches the target
// TODO: this method of checking their equality seems pretty crude -- is there a better way?
if (result == null || result.inFile == null || result.Member == null)
{
return false;
}
Boolean doesMatch = result.inFile.BasePath == target.inFile.BasePath && result.inFile.FileName == target.inFile.FileName && result.Member.LineFrom == target.Member.LineFrom && result.Member.Name == target.Member.Name;
return (doesMatch);
}
