diff options
Diffstat (limited to 'src/Document.cxx')
| -rw-r--r-- | src/Document.cxx | 94 | 
1 files changed, 47 insertions, 47 deletions
| diff --git a/src/Document.cxx b/src/Document.cxx index e3b2a4be9..d8fdc1153 100644 --- a/src/Document.cxx +++ b/src/Document.cxx @@ -84,7 +84,7 @@ void LexInterface::Colourise(Sci::Position start, Sci::Position end) {  int LexInterface::LineEndTypesSupported() {  	if (instance) { -		int interfaceVersion = instance->Version(); +		const int interfaceVersion = instance->Version();  		if (interfaceVersion >= lvSubStyles) {  			ILexerWithSubStyles *ssinstance = static_cast<ILexerWithSubStyles *>(instance);  			return ssinstance->LineEndTypesSupported(); @@ -211,7 +211,7 @@ int Document::AddRef() {  // Decrease reference count and return its previous value.  // Delete the document if reference count reaches zero.  int SCI_METHOD Document::Release() { -	int curRefCount = --refCount; +	const int curRefCount = --refCount;  	if (curRefCount == 0)  		delete this;  	return curRefCount; @@ -229,9 +229,9 @@ void Document::TentativeUndo() {  	if (enteredModification == 0) {  		enteredModification++;  		if (!cb.IsReadOnly()) { -			bool startSavePoint = cb.IsSavePoint(); +			const bool startSavePoint = cb.IsSavePoint();  			bool multiLine = false; -			int steps = cb.TentativeSteps(); +			const int steps = cb.TentativeSteps();  			//Platform::DebugPrintf("Steps=%d\n", steps);  			for (int step = 0; step < steps; step++) {  				const Sci::Line prevLinesTotal = LinesTotal(); @@ -293,7 +293,7 @@ Sci::Line Document::MarkerNext(Sci::Line lineStart, int mask) const {  int Document::AddMark(Sci::Line line, int markerNum) {  	if (line >= 0 && line <= LinesTotal()) { -		int prev = static_cast<LineMarkers *>(perLineData[ldMarkers])-> +		const int prev = static_cast<LineMarkers *>(perLineData[ldMarkers])->  			AddMark(line, markerNum, LinesTotal());  		DocModification mh(SC_MOD_CHANGEMARKER, LineStart(line), 0, 0, 0, line);  		NotifyModified(mh); @@ -360,7 +360,7 @@ Sci_Position SCI_METHOD Document::LineEnd(Sci_Position line) const {  	} else {  		Sci::Position position = LineStart(line + 1);  		if (SC_CP_UTF8 == dbcsCodePage) { -			unsigned char bytes[] = { +			const unsigned char bytes[] = {  				static_cast<unsigned char>(cb.CharAt(position-3)),  				static_cast<unsigned char>(cb.CharAt(position-2)),  				static_cast<unsigned char>(cb.CharAt(position-1)), @@ -407,7 +407,7 @@ bool Document::IsPositionInLineEnd(Sci::Position position) const {  Sci::Position Document::VCHomePosition(Sci::Position position) const {  	Sci::Line line = LineFromPosition(position);  	Sci::Position startPosition = LineStart(line); -	Sci::Position endLine = LineEnd(line); +	const Sci::Position endLine = LineEnd(line);  	Sci::Position startText = startPosition;  	while (startText < endLine && (cb.CharAt(startText) == ' ' || cb.CharAt(startText) == '\t'))  		startText++; @@ -418,7 +418,7 @@ Sci::Position Document::VCHomePosition(Sci::Position position) const {  }  int SCI_METHOD Document::SetLevel(Sci_Position line, int level) { -	int prev = static_cast<LineLevels *>(perLineData[ldLevels])->SetLevel(line, level, LinesTotal()); +	const int prev = static_cast<LineLevels *>(perLineData[ldLevels])->SetLevel(line, level, LinesTotal());  	if (prev != level) {  		DocModification mh(SC_MOD_CHANGEFOLD | SC_MOD_CHANGEMARKER,  		                   LineStart(line), 0, 0, 0, line); @@ -447,8 +447,8 @@ static bool IsSubordinate(int levelStart, int levelTry) {  Sci::Line Document::GetLastChild(Sci::Line lineParent, int level, Sci::Line lastLine) {  	if (level == -1)  		level = LevelNumber(GetLevel(lineParent)); -	Sci::Line maxLine = LinesTotal(); -	Sci::Line lookLastLine = (lastLine != -1) ? std::min(LinesTotal() - 1, lastLine) : -1; +	const Sci::Line maxLine = LinesTotal(); +	const Sci::Line lookLastLine = (lastLine != -1) ? std::min(LinesTotal() - 1, lastLine) : -1;  	Sci::Line lineMaxSubord = lineParent;  	while (lineMaxSubord < maxLine - 1) {  		EnsureStyledTo(LineStart(lineMaxSubord + 2)); @@ -470,7 +470,7 @@ Sci::Line Document::GetLastChild(Sci::Line lineParent, int level, Sci::Line last  }  Sci::Line Document::GetFoldParent(Sci::Line line) const { -	int level = LevelNumber(GetLevel(line)); +	const int level = LevelNumber(GetLevel(line));  	Sci::Line lineLook = line - 1;  	while ((lineLook > 0) && (  	            (!(GetLevel(lineLook) & SC_FOLDLEVELHEADERFLAG)) || @@ -487,7 +487,7 @@ Sci::Line Document::GetFoldParent(Sci::Line line) const {  }  void Document::GetHighlightDelimiters(HighlightDelimiter &highlightDelimiter, Sci::Line line, Sci::Line lastLine) { -	int level = GetLevel(line); +	const int level = GetLevel(line);  	Sci::Line lookLastLine = std::max(line, lastLine) + 1;  	Sci::Line lookLine = line; @@ -599,15 +599,15 @@ bool Document::InGoodUTF8(Sci::Position pos, Sci::Position &start, Sci::Position  	if (widthCharBytes == 1) {  		return false;  	} else { -		int trailBytes = widthCharBytes - 1; -		Sci::Position len = pos - start; +		const int trailBytes = widthCharBytes - 1; +		const Sci::Position len = pos - start;  		if (len > trailBytes)  			// pos too far from lead  			return false;  		char charBytes[UTF8MaxBytes] = {static_cast<char>(leadByte),0,0,0};  		for (int b=1; b<widthCharBytes && ((start+b) < Length()); b++)  			charBytes[b] = cb.CharAt(static_cast<Sci::Position>(start+b)); -		int utf8status = UTF8Classify(reinterpret_cast<const unsigned char *>(charBytes), widthCharBytes); +		const int utf8status = UTF8Classify(reinterpret_cast<const unsigned char *>(charBytes), widthCharBytes);  		if (utf8status & UTF8MaskInvalid)  			return false;  		end = start + widthCharBytes; @@ -638,7 +638,7 @@ Sci::Position Document::MovePositionOutsideChar(Sci::Position pos, Sci::Position  	if (dbcsCodePage) {  		if (SC_CP_UTF8 == dbcsCodePage) { -			unsigned char ch = static_cast<unsigned char>(cb.CharAt(pos)); +			const unsigned char ch = static_cast<unsigned char>(cb.CharAt(pos));  			// If ch is not a trail byte then pos is valid intercharacter position  			if (UTF8IsTrailByte(ch)) {  				Sci::Position startUTF = pos; @@ -655,7 +655,7 @@ Sci::Position Document::MovePositionOutsideChar(Sci::Position pos, Sci::Position  		} else {  			// Anchor DBCS calculations at start of line because start of line can  			// not be a DBCS trail byte. -			Sci::Position posStartLine = LineStart(LineFromPosition(pos)); +			const Sci::Position posStartLine = LineStart(LineFromPosition(pos));  			if (pos == posStartLine)  				return pos; @@ -717,7 +717,7 @@ Sci::Position Document::NextPosition(Sci::Position pos, int moveDir) const {  			} else {  				// Examine byte before position  				pos--; -				unsigned char ch = static_cast<unsigned char>(cb.CharAt(pos)); +				const unsigned char ch = static_cast<unsigned char>(cb.CharAt(pos));  				// If ch is not a trail byte then pos is valid intercharacter position  				if (UTF8IsTrailByte(ch)) {  					// If ch is a trail byte in a valid UTF-8 character then return start of character @@ -738,7 +738,7 @@ Sci::Position Document::NextPosition(Sci::Position pos, int moveDir) const {  			} else {  				// Anchor DBCS calculations at start of line because start of line can  				// not be a DBCS trail byte. -				Sci::Position posStartLine = LineStart(LineFromPosition(pos)); +				const Sci::Position posStartLine = LineStart(LineFromPosition(pos));  				// See http://msdn.microsoft.com/en-us/library/cc194792%28v=MSDN.10%29.aspx  				// http://msdn.microsoft.com/en-us/library/cc194790.aspx  				if ((pos - 1) <= posStartLine) { @@ -902,7 +902,7 @@ int SCI_METHOD Document::GetCharacterAndWidth(Sci_Position position, Sci_Positio  				unsigned char charBytes[UTF8MaxBytes] = {leadByte,0,0,0};  				for (int b=1; b<widthCharBytes; b++)  					charBytes[b] = static_cast<unsigned char>(cb.CharAt(position+b)); -				int utf8status = UTF8Classify(charBytes, widthCharBytes); +				const int utf8status = UTF8Classify(charBytes, widthCharBytes);  				if (utf8status & UTF8MaskInvalid) {  					// Report as singleton surrogate values which are invalid Unicode  					character =  0xDC80 + leadByte; @@ -934,7 +934,7 @@ int SCI_METHOD Document::CodePage() const {  bool SCI_METHOD Document::IsDBCSLeadByte(char ch) const {  	// Byte ranges found in Wikipedia articles with relevant search strings in each case -	unsigned char uch = static_cast<unsigned char>(ch); +	const unsigned char uch = static_cast<unsigned char>(ch);  	switch (dbcsCodePage) {  		case 932:  			// Shift_jis @@ -982,7 +982,7 @@ int Document::SafeSegment(const char *text, int length, int lengthSegment) const  	int lastPunctuationBreak = -1;  	int lastEncodingAllowedBreak = 0;  	for (int j=0; j < lengthSegment;) { -		unsigned char ch = static_cast<unsigned char>(text[j]); +		const unsigned char ch = static_cast<unsigned char>(text[j]);  		if (j > 0) {  			if (IsSpaceOrTab(text[j - 1]) && !IsSpaceOrTab(text[j])) {  				lastSpaceBreak = j; @@ -1150,9 +1150,9 @@ Sci::Position Document::Undo() {  	if ((enteredModification == 0) && (cb.IsCollectingUndo())) {  		enteredModification++;  		if (!cb.IsReadOnly()) { -			bool startSavePoint = cb.IsSavePoint(); +			const bool startSavePoint = cb.IsSavePoint();  			bool multiLine = false; -			int steps = cb.StartUndo(); +			const int steps = cb.StartUndo();  			//Platform::DebugPrintf("Steps=%d\n", steps);  			Sci::Position coalescedRemovePos = -1;  			Sci::Position coalescedRemoveLen = 0; @@ -1235,9 +1235,9 @@ Sci::Position Document::Redo() {  	if ((enteredModification == 0) && (cb.IsCollectingUndo())) {  		enteredModification++;  		if (!cb.IsReadOnly()) { -			bool startSavePoint = cb.IsSavePoint(); +			const bool startSavePoint = cb.IsSavePoint();  			bool multiLine = false; -			int steps = cb.StartRedo(); +			const int steps = cb.StartRedo();  			for (int step = 0; step < steps; step++) {  				const Sci::Line prevLinesTotal = LinesTotal();  				const Action &action = cb.GetRedoStep(); @@ -1328,10 +1328,10 @@ static std::string CreateIndentation(Sci::Position indent, int tabSize, bool ins  int SCI_METHOD Document::GetLineIndentation(Sci_Position line) {  	int indent = 0;  	if ((line >= 0) && (line < LinesTotal())) { -		Sci::Position lineStart = LineStart(line); -		Sci::Position length = Length(); +		const Sci::Position lineStart = LineStart(line); +		const Sci::Position length = Length();  		for (Sci::Position i = lineStart; i < length; i++) { -			char ch = cb.CharAt(i); +			const char ch = cb.CharAt(i);  			if (ch == ' ')  				indent++;  			else if (ch == '\t') @@ -1344,7 +1344,7 @@ int SCI_METHOD Document::GetLineIndentation(Sci_Position line) {  }  Sci::Position Document::SetLineIndentation(Sci::Line line, Sci::Position indent) { -	int indentOfLine = GetLineIndentation(line); +	const int indentOfLine = GetLineIndentation(line);  	if (indent < 0)  		indent = 0;  	if (indent != indentOfLine) { @@ -1364,7 +1364,7 @@ Sci::Position Document::GetLineIndentPosition(Sci::Line line) const {  	if (line < 0)  		return 0;  	Sci::Position pos = LineStart(line); -	Sci::Position length = Length(); +	const Sci::Position length = Length();  	while ((pos < length) && IsSpaceOrTab(cb.CharAt(pos))) {  		pos++;  	} @@ -1376,7 +1376,7 @@ Sci::Position Document::GetColumn(Sci::Position pos) {  	Sci::Line line = LineFromPosition(pos);  	if ((line >= 0) && (line < LinesTotal())) {  		for (Sci::Position i = LineStart(line); i < pos;) { -			char ch = cb.CharAt(i); +			const char ch = cb.CharAt(i);  			if (ch == '\t') {  				column = NextTab(column, tabInChars);  				i++; @@ -1427,7 +1427,7 @@ Sci::Position Document::FindColumn(Sci::Line line, Sci::Position column) {  	if ((line >= 0) && (line < LinesTotal())) {  		Sci::Position columnCurrent = 0;  		while ((columnCurrent < column) && (position < Length())) { -			char ch = cb.CharAt(position); +			const char ch = cb.CharAt(position);  			if (ch == '\t') {  				columnCurrent = NextTab(columnCurrent, tabInChars);  				if (columnCurrent > column) @@ -1524,7 +1524,7 @@ void Document::ConvertLineEnds(int eolModeSet) {  bool Document::IsWhiteLine(Sci::Line line) const {  	Sci::Position currentChar = LineStart(line); -	Sci::Position endLine = LineEnd(line); +	const Sci::Position endLine = LineEnd(line);  	while (currentChar < endLine) {  		if (cb.CharAt(currentChar) != ' ' && cb.CharAt(currentChar) != '\t') {  			return false; @@ -1718,7 +1718,7 @@ Sci::Position Document::NextWordEnd(Sci::Position pos, int delta) const {  	if (delta < 0) {  		if (pos > 0) {  			CharacterExtracted ce = CharacterBefore(pos); -			CharClassify::cc ccStart = WordCharacterClass(ce.character); +			const CharClassify::cc ccStart = WordCharacterClass(ce.character);  			if (ccStart != CharClassify::ccSpace) {  				while (pos > 0) {  					ce = CharacterBefore(pos); @@ -1743,7 +1743,7 @@ Sci::Position Document::NextWordEnd(Sci::Position pos, int delta) const {  		}  		if (pos < Length()) {  			CharacterExtracted ce = CharacterAfter(pos); -			CharClassify::cc ccStart = WordCharacterClass(ce.character); +			const CharClassify::cc ccStart = WordCharacterClass(ce.character);  			while (pos < Length()) {  				ce = CharacterAfter(pos);  				if (WordCharacterClass(ce.character) != ccStart) @@ -2125,7 +2125,7 @@ void Document::LexerChanged() {  }  int SCI_METHOD Document::SetLineState(Sci_Position line, int state) { -	int statePrevious = static_cast<LineState *>(perLineData[ldState])->SetLineState(line, state); +	const int statePrevious = static_cast<LineState *>(perLineData[ldState])->SetLineState(line, state);  	if (state != statePrevious) {  		DocModification mh(SC_MOD_CHANGELINESTATE, LineStart(line), 0, 0, 0, line);  		NotifyModified(mh); @@ -2147,7 +2147,7 @@ void SCI_METHOD Document::ChangeLexerState(Sci_Position start, Sci_Position end)  }  StyledText Document::MarginStyledText(Sci::Line line) const { -	LineAnnotation *pla = static_cast<LineAnnotation *>(perLineData[ldMargin]); +	const LineAnnotation *pla = static_cast<LineAnnotation *>(perLineData[ldMargin]);  	return StyledText(pla->Length(line), pla->Text(line),  		pla->MultipleStyles(line), pla->Style(line), pla->Styles(line));  } @@ -2169,7 +2169,7 @@ void Document::MarginSetStyles(Sci::Line line, const unsigned char *styles) {  }  void Document::MarginClearAll() { -	Sci::Line maxEditorLine = LinesTotal(); +	const Sci::Line maxEditorLine = LinesTotal();  	for (Sci::Line l=0; l<maxEditorLine; l++)  		MarginSetText(l, 0);  	// Free remaining data @@ -2177,7 +2177,7 @@ void Document::MarginClearAll() {  }  StyledText Document::AnnotationStyledText(Sci::Line line) const { -	LineAnnotation *pla = static_cast<LineAnnotation *>(perLineData[ldAnnotation]); +	const LineAnnotation *pla = static_cast<LineAnnotation *>(perLineData[ldAnnotation]);  	return StyledText(pla->Length(line), pla->Text(line),  		pla->MultipleStyles(line), pla->Style(line), pla->Styles(line));  } @@ -2210,7 +2210,7 @@ int Document::AnnotationLines(Sci::Line line) const {  }  void Document::AnnotationClearAll() { -	Sci::Line maxEditorLine = LinesTotal(); +	const Sci::Line maxEditorLine = LinesTotal();  	for (Sci::Line l=0; l<maxEditorLine; l++)  		AnnotationSetText(l, 0);  	// Free remaining data @@ -2416,7 +2416,7 @@ static bool IsLineEndChar(char c) {  }  Sci::Position Document::ExtendStyleRange(Sci::Position pos, int delta, bool singleLine) { -	int sStart = cb.StyleAt(pos); +	const int sStart = cb.StyleAt(pos);  	if (delta < 0) {  		while (pos > 0 && (cb.StyleAt(pos) == sStart) && (!singleLine || !IsLineEndChar(cb.CharAt(pos))))  			pos--; @@ -2453,8 +2453,8 @@ static char BraceOpposite(char ch) {  // TODO: should be able to extend styled region to find matching brace  Sci::Position Document::BraceMatch(Sci::Position position, Sci::Position /*maxReStyle*/) { -	char chBrace = CharAt(position); -	char chSeek = BraceOpposite(chBrace); +	const char chBrace = CharAt(position); +	const char chSeek = BraceOpposite(chBrace);  	if (chSeek == '\0')  		return - 1;  	const int styBrace = StyleIndexAt(position); @@ -2464,7 +2464,7 @@ Sci::Position Document::BraceMatch(Sci::Position position, Sci::Position /*maxRe  	int depth = 1;  	position = NextPosition(position, direction);  	while ((position >= 0) && (position < Length())) { -		char chAtPos = CharAt(position); +		const char chAtPos = CharAt(position);  		const int styAtPos = StyleIndexAt(position);  		if ((position > GetEndStyled()) || (styAtPos == styBrace)) {  			if (chAtPos == chBrace) @@ -2474,7 +2474,7 @@ Sci::Position Document::BraceMatch(Sci::Position position, Sci::Position /*maxRe  			if (depth == 0)  				return position;  		} -		Sci::Position positionBeforeMove = position; +		const Sci::Position positionBeforeMove = position;  		position = NextPosition(position, direction);  		if (position == positionBeforeMove)  			break; @@ -2740,7 +2740,7 @@ public:  	}  private:  	void ReadCharacter() { -		Document::CharacterExtracted charExtracted = doc->ExtractCharacter(position); +		const Document::CharacterExtracted charExtracted = doc->ExtractCharacter(position);  		lenBytes = charExtracted.widthBytes;  		if (charExtracted.character == unicodeReplacementChar) {  			lenCharacters = 1; 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