/*  *	HT Editor *	infoview.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 __INFOVIEW_H__#define __INFOVIEW_H__#include "textedit.h"#include "textfile.h"#define MAGIC_HT_HELP "$$HTHELP"/* *	CLASS info_node */class info_node: public Object {public:	FileOfs start;	uint len;	Container *xrefs;		info_node(FileOfs start);	~info_node();};/* *	CLASS ht_info_lexer */class ht_info_lexer: public ht_syntax_lexer {public:	Container *xrefs;	uint cx, cy;	ht_view *pal_from;			void init(ht_view *pal_from);/* overwritten */	virtual	vcp getcolor_syntax(uint pal_index);	virtual	lexer_state getinitstate();	virtual	lexer_token geterrortoken();	virtual	const char *getname();	virtual	lexer_token gettoken(void *buf, uint buflen, text_pos p, bool start_of_line, lexer_state *ret_state, uint *ret_len);	virtual	vcp gettoken_color(lexer_token t);/* new */		void set_xrefs(Container *xrefs);		void set_cursor(uint cx, uint cy);};/* *	CLASS ht_info_textfile */ class ht_info_textfile: public ht_ltextfile {protected:	uint start, end;	virtual ht_ltextfile_line *fetch_line(uint line) const;public:		ht_info_textfile(File *streamfile, bool own_streamfile, ht_syntax_lexer *lexer);/* overwritten */	virtual	uint linecount() const;/* new */				void set_node(uint ofs, uint len);};/* *	CLASS ht_info_viewer */class ht_info_viewer: public ht_text_viewer {protected:	char *cwd;	char *file;	char *node;	Container *xrefs;	Container *history;			int find_node(const char *infofile, const char *node);			bool igotonode(const char *file, const char *node, bool add2hist);			uint readfile(char *fn, char **text);public:			void init(Bounds *b);	virtual	void done();/* overwritten */	virtual	void draw();	virtual	const char *defaultpalette();	virtual int get_pindicator_str(char *buf, int max_len);	virtual	void handlemsg(htmsg *msg);/* new */		virtual	bool gotonode(const char *file, const char *node);};#endif /* __INFOVIEW_H__ */