/* *	HT Editor *	str.h * *	Copyright (C) 2002 Stefan Weyergraf (stefan@weyergraf.de) *	Copyright (C) 2002, 2003 Sebastian Biallas (sb@biallas.net) * *	This program is free software; you can redistribute it and/or modify *	it under the terms of the GNU General Public License version 2 as *	published by the Free Software Foundation. * *	This program is distributed in the hope that it will be useful, *	but WITHOUT ANY WARRANTY; without even the implied warranty of *	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the *	GNU General Public License for more details. * *	You should have received a copy of the GNU General Public License *	along with this program; if not, write to the Free Software *	Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */#ifndef __STR_H__#define __STR_H__#include "data.h"enum StringCase {	stringCaseLower,	stringCaseUpper,	stringCaseCaps};/** *	Class for easy string handling. */class String: public Object {protected:	int mLength;	byte *mContent;public:				String(BuildCtorArg &a): Object(a) {};				String();				String(const char *s);				String(const String *s);				String(const String &s);				String(const byte *s, int aLength);				String(char c, int count = 1);	virtual			~String();		void		assign(const String *s);		void		assign(const String &s);		void		assign(const char *s);		void		assign(const byte *s, int aLength);		void		assign(char c, int count = 1);		void		assignFormat(const char *s, ...);		void		append(const String &s);		void		append(const char *s);		void		append(const byte *s, int aLength);		void		appendChar(char c);		void		appendFormat(const char *s, ...);	inline	char &		at(int aIndex) const;	inline	bool		chop();		void		clear();	virtual	String *	clone() const;	virtual	int		compareChar(char c1, char c2) const;	virtual	int		compareTo(const Object *o) const;		int		compare(const String &s) const;		int		compare(const String &s, int aMax) const;	inline	byte *		content() const;	inline	char *		contentChar() const;		uint		countChar(char c) const;		void		crop(int aNewLength);		void		del(int pos, int aLength);		void		escape(const char *aSpecialChars, bool bit7 = true);	virtual	int		findCharFwd(char c, int start = -1, int ith_match = 0) const;	virtual	int		findStringFwd(const String &s, int start = -1, int ith_match = 0) const;	virtual	int		findCharBwd(char c, int start = -1, int ith_match = 0) const;	virtual	int		findStringBwd(const String &s, int start = -1, int ith_match = 0) const;	inline	char		firstChar() const;		void		insert(const String &s, int pos);	inline	bool		isEmpty() const;	virtual	void		load(ObjectStream &s);	virtual	ObjectID	getObjectID() const;		void		grab(String &s);		byte *		grabContent();		char *		grabContentChar();	virtual	void		store(ObjectStream &s) const;	inline	char		lastChar() const;	inline	int		length() const;		bool		leftSplit(char chr, String &initial, String &rem) const;		void		prepend(const String &s);		bool		regexMatch(const String &aRegEx, Container *resultStrings = NULL) const;//		bool		regexReplace(const String &aRegEx, Container *resultStrings = NULL) const;		int		replace(String &what, String &with);		bool		rightSplit(char chr, String &initial, String &rem) const;		int		subString(int aStart, int aLength, String &result) const;		void		transformCase(StringCase c);		void		translate(const String &inAlpha, const String &outAlpha);	virtual	int		toArray(byte *buf, int buflen) const;		bool		toInt32(uint32 &u32, int defaultbase) const;		bool		toInt64(uint64 &u64, int defaultbase) const;	virtual	int		toString(char *buf, int buflen) const;	virtual	char *		toString() const;		void		unescape();	inline	char &	operator [](int aIndex) const;	inline	String &	operator =(const String &s);	inline	String &	operator =(const char *s);	inline	String &	operator +=(const String &s);	inline	String &	operator +=(const char *s);		String &	operator +=(char c);				inline	bool		operator < (const String &s) const;	inline	bool		operator > (const String &s) const;	inline	bool		operator <=(const String &s) const;	inline	bool		operator >=(const String &s) const;	inline	bool		operator ==(const String &s) const;	inline	bool		operator !=(const String &s) const;	inline	bool		operator < (const char *s) const;	inline	bool		operator > (const char *s) const;	inline	bool		operator <=(const char *s) const;	inline	bool		operator >=(const char *s) const;	inline	bool		operator ==(const char *s) const;	inline	bool		operator !=(const char *s) const;protected:		int		compare(const char *s) const;		void		realloc(int aNewSize);};String operator +(const String &s1, const String &s2);String operator +(const char *s1, const String &s2);/** *	case-insensitive string. */class IString: public String {public:				IString(BuildCtorArg &a): String(a) {};				IString();	virtual	IString *	clone() const;	virtual	int		compareChar(char c1, char c2) const;	virtual	ObjectID	getObjectID() const;};/* *	inline functions *///class MsgException;/** *	@returns char at position |aIndex| *	@throws exception if aIndex out of bounds */inline char &String::at(int aIndex) const{//	if ((uint)aIndex >= (uint)mLength) throw new MsgException("index out of bounds");	return (char &)mContent[aIndex];}/** *	Removes the last character of the string if string length is non-zero. */inline bool String::chop(){	if (mLength) {		crop(mLength-1);		return true;	} else {		return false;	}}/** *	@returns a string content ptr */inline byte *String::content() const{	return mContent;} /** *	@returns a string content ptr (as char*) */inline char *String::contentChar() const{	return (char*)mContent;} /** *	@returns first character of string *	@throws exception if string is empty */inline char String::firstChar() const{	return at(0);}/** *	@returns true if string is empty. */inline bool String::isEmpty() const{	return mLength == 0;}/** *	@returns last character of string *	@throws exception if string is empty */inline char String::lastChar() const{	return at(mLength-1);}/** *	@returns length of string */inline int String::length() const{	return mLength;}inline char &String::operator [](int aIndex) const{	return at(aIndex);}inline String &String::operator =(const String &s){	assign(s);	return *this;}inline String &String::operator =(const char *s){	assign(s);	return *this;}inline String &String::operator +=(const String &s){	append(s);	return *this;}inline String &String::operator +=(const char *s){	append(s);	return *this;}inline bool String::operator < (const String &s) const{	return compare(s) < 0;}inline bool String::operator <= (const String &s) const{	return compare(s) <= 0;}inline bool String::operator > (const String &s) const{	return compare(s) > 0;}inline bool String::operator >= (const String &s) const{	return compare(s) >= 0;}inline bool String::operator == (const String &s) const{	return compare(s) == 0;}inline bool String::operator != (const String &s) const{	return compare(s) != 0;}inline bool String::operator < (const char *s) const{	return compare(s) < 0;}inline bool String::operator <= (const char *s) const{	return compare(s) <= 0;}inline bool String::operator > (const char *s) const{	return compare(s) > 0;}inline bool String::operator >= (const char *s) const{	return compare(s) >= 0;}inline bool String::operator == (const char *s) const{	return compare(s) == 0;}inline bool String::operator != (const char *s) const{	return compare(s) != 0;}#endif