/*  *	HT Editor *	htsearch.h * *	Copyright (C) 1999-2002 Stefan Weyergraf * *	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 __HTSEARCH_H__#define __HTSEARCH_H__#include "atom.h"#include "htdialog.h"#include "except.h"#include "htformat.h"#include "htobj.h"#include "strtools.h"#include "stream.h"#include <sys/types.h>extern "C" {#include "regex.h"}/* *	searching */// search types + flags#define ST_FXBIN		0		// search using fixed binary pattern	#define SF_FXBIN_CASEINSENSITIVE		1	#define SF_FXBIN_IDLE				2	#define ST_REGEX		1         // search using regular expression	#define SF_REGEX_CASEINSENSITIVE		1	#define SF_REGEX_IDLE				2#define ST_EXPR		3         // search stops when expression evals to non-zerotypedef ht_view* (*create_form_func)(Bounds *b, uint histid);typedef void (*create_desc_func)(char *buf, int buflen, ht_view *form);/* *	CLASS ht_fxbin_search_request */class ht_fxbin_search_request: public ht_search_request {public:	uint data_size;	byte *data;				ht_fxbin_search_request(uint search_class, uint flags, uint data_size, byte *data);	virtual		~ht_fxbin_search_request();	/* overwritten */	virtual	ht_fxbin_search_request *clone() const;};/* *	CLASS ht_regex_search_request */class ht_regex_search_exception: public Exception {protected:	char rxerr[128];public:		ht_regex_search_exception(int e, regex_t *r);	virtual String &reason(String &) const;};class ht_regex_search_request: public ht_search_request {public:	char *rx_str;	regex_t rx;			ht_regex_search_request(uint search_class, uint flags, char *regex);	virtual	~ht_regex_search_request();	/* overwritten */	virtual	 ht_regex_search_request* clone() const;};/* *	CLASS ht_expr_search_request */class ht_expr_search_request: public ht_search_request {public:	char *expr;		ht_expr_search_request(uint search_class, uint flags, char *Expr);	virtual	~ht_expr_search_request();	/* overwritten */	virtual	ht_expr_search_request *clone() const;};/* binary search function *//* *	CLASS ht_hexascii_search_form */struct ht_hexascii_search_form_data {	ht_strinputfield_data str;//	ht_hexinputfield_data hex; // is attached to |str|	ht_strinputfield_data start;	ht_strinputfield_data end;	ht_checkboxes_data options;};class ht_hexascii_search_form: public ht_group {protected:	ht_strinputfield *str;	ht_strinputfield *range_start;	ht_strinputfield *range_end;	ht_checkboxes *option_boxes;public:			void init(Bounds *b, int options, List *history=0);};/* *	CLASS ht_evalstr_search_form */struct ht_evalstr_search_form_data {	ht_strinputfield_data str;	ht_strinputfield_data start;	ht_strinputfield_data end;	ht_checkboxes_data options;};class ht_evalstr_search_form: public ht_group {protected:	ht_strinputfield *str;	ht_strinputfield *range_start;	ht_strinputfield *range_end;	ht_checkboxes *option_boxes;public:			void	init(Bounds *b, int options, List *history=0);};/* *	CLASS ht_vregex_search_form */struct ht_vregex_search_form_data {	ht_strinputfield_data str;	ht_strinputfield_data start;	ht_strinputfield_data end;	ht_checkboxes_data options;};class ht_vregex_search_form: public ht_group {protected:	ht_strinputfield *str;	ht_strinputfield *range_start;	ht_strinputfield *range_end;	ht_checkboxes *option_boxes;public:			void	init(Bounds *b, int options, List *history=0);};/* *	CLASS ht_expr_search_form */struct ht_expr_search_form_data {	ht_strinputfield_data str;	ht_strinputfield_data start;	ht_strinputfield_data end;	ht_checkboxes_data options;};class ht_expr_search_form: public ht_group {protected:	ht_strinputfield *str;	ht_strinputfield *range_start;	ht_strinputfield *range_end;	ht_checkboxes *option_boxes;public:			void	init(Bounds *b, int options, List *history=0);};/* *	CLASS ht_replace_hexascii_search_form */struct ht_replace_hexascii_search_form_data {	ht_strinputfield_data str;	ht_hexinputfield_data hex;};class ht_replace_hexascii_search_form: public ht_group {protected:	ht_strinputfield *str;public:			void init(Bounds *b, int options, List *history=0);};/* *	CLASS ht_search_dialog */struct ht_search_dialog_mode {	int id;	ht_view *view;};#define MAX_SEARCH_DIALOG_MODES 16class ht_search_dialog: public ht_dialog {protected:	ht_listpopup *search_mode_popup;	int smodeidx;	int smodecount;	ht_search_dialog_mode smodes[MAX_SEARCH_DIALOG_MODES];	int find_search_mode(int id);	void select_search_mode_bymodeidx();public:	ht_xgroup *search_mode_xgroup;				void	init(Bounds *b, const char *title);	virtual	void	done();	/* overwritten */	virtual	void handlemsg(htmsg *msg);	/* new */			void insert_search_mode(int id, const char *desc, ht_view *v);			void select_search_mode(int id);			ht_view *get_search_modeform();			int get_search_modeid();};/* *	CLASS ht_replace_dialog */#define MAX_REPLACE_DIALOG_MODES 16class ht_replace_dialog: public ht_search_dialog {protected:	ht_listpopup *replace_mode_popup;	int rmodeidx;	int rmodecount;	ht_search_dialog_mode rmodes[MAX_REPLACE_DIALOG_MODES];	int find_replace_mode(int id);	void select_replace_mode_bymodeidx();public:	ht_xgroup *replace_mode_xgroup;				void	init(Bounds *b);	virtual	void	done();	/* overwritten */	virtual	void handlemsg(htmsg *msg);	/* new */			void insert_replace_mode(int id, const char *desc, ht_view *v);			void select_replace_mode(int id);			ht_view *get_replace_modeform();			int get_replace_modeid();};/* * */#define SEARCHMODE_BIN		1#define SEARCHMODE_EVALSTR	2#define SEARCHMODE_VREGEX	4#define SEARCHMODE_EXPR		8ht_search_request *search_dialog(ht_format_viewer *format, uint searchmodes, viewer_pos *start, viewer_pos *end);uint replace_dialog(ht_format_viewer *format, uint searchmodes, bool *cancelled);class ht_search_bin_context: public Object {public:	File *file;	bool file_end;	uint flags;		FileOfs ofs;	FileOfs len;	byte *pat;	uint patlen;	FileOfs o;	uint c;		byte *buf;	byte *bufptr;	bool *return_success;	FileOfs *return_ofs;		~ht_search_bin_context();};// flags#define SFBIN_CASEINSENSITIVE	1Object* create_search_bin_context(File *file, FileOfs ofs, FileOfs len, byte *pat, uint patlen, uint flags, FileOfs *return_ofs, bool *return_success);bool search_bin_process(Object *context, ht_text *progress_indicator);ht_view* create_form_hexascii(Bounds *b, uint histid);void create_desc_hexascii(char *buf, int buflen, ht_view *f);/* * */class ht_replace_bin_context: public Object {public:	File *file;	FileOfs ofs;	FileOfs len;		FileOfs repllen;	byte *repl;	FileOfs o;	FileOfs z;	byte *buf;		FileOfs *return_repllen;	~ht_replace_bin_context();}; Object* create_replace_bin_context(File *file, FileOfs ofs, FileOfs len, byte *repl, FileOfs repllen, FileOfs *return_repllen);bool replace_bin_process(Object *context, ht_text *progress_indicator);#endif /* __HTSEARCH_H__ */