links.h

this is the file used to browse web

	int vpos, cpos;
	int checked;
	struct dialog_item *item;
	struct list_head history;
	struct history_item *cur_hist;
	unsigned char *cdata;
};

#define	EVENT_PROCESSED		0
#define EVENT_NOT_PROCESSED	1

struct dialog {
	unsigned char *title;
	void (*fn)(struct dialog_data *);
	int (*handle_event)(struct dialog_data *, struct event *);
	void (*abort)(struct dialog_data *);
	void *udata;
	void *udata2;
	int align;
	void (*refresh)(void *);
	void *refresh_data;
	struct dialog_item items[1];
};

struct dialog_data {
	struct window *win;
	struct dialog *dlg;
	int x, y, xw, yw;
	int n;
	int selected;
	struct memory_list *ml;
	struct dialog_item_data items[1];
};

struct menu_item *new_menu(int);
void add_to_menu(struct menu_item **, unsigned char *, unsigned char *, unsigned char *, void (*)(struct terminal *, void *, void *), void *, int);
void do_menu(struct terminal *, struct menu_item *, void *);
void do_menu_selected(struct terminal *, struct menu_item *, void *, int);
void do_mainmenu(struct terminal *, struct menu_item *, void *, int);
void do_dialog(struct terminal *, struct dialog *, struct memory_list *);
int check_number(struct dialog_data *, struct dialog_item_data *);
int check_nonempty(struct dialog_data *, struct dialog_item_data *);
void max_text_width(struct terminal *, unsigned char *, int *);
void min_text_width(struct terminal *, unsigned char *, int *);
void dlg_format_text(struct terminal *, struct terminal *, unsigned char *, int, int *, int, int *, int, int);
void max_buttons_width(struct terminal *, struct dialog_item_data *, int, int *);
void min_buttons_width(struct terminal *, struct dialog_item_data *, int, int *);
void dlg_format_buttons(struct terminal *, struct terminal *, struct dialog_item_data *, int, int, int *, int, int *, int);
void checkboxes_width(struct terminal *, unsigned char **, int *, void (*)(struct terminal *, unsigned char *, int *));
void dlg_format_checkbox(struct terminal *, struct terminal *, struct dialog_item_data *, int, int *, int, int *, unsigned char *);
void dlg_format_checkboxes(struct terminal *, struct terminal *, struct dialog_item_data *, int, int, int *, int, int *, unsigned char **);
void dlg_format_field(struct terminal *, struct terminal *, struct dialog_item_data *, int, int *, int, int *, int);
void max_group_width(struct terminal *, unsigned char **, struct dialog_item_data *, int, int *);
void min_group_width(struct terminal *, unsigned char **, struct dialog_item_data *, int, int *);
void dlg_format_group(struct terminal *, struct terminal *, unsigned char **, struct dialog_item_data *, int, int, int *, int, int *);
void dlg_format_box(struct terminal *, struct terminal *, struct dialog_item_data *, int, int *, int, int *, int);
void checkbox_list_fn(struct dialog_data *);
void group_fn(struct dialog_data *);
void center_dlg(struct dialog_data *);
void draw_dlg(struct dialog_data *);
void display_dlg_item(struct dialog_data *, struct dialog_item_data *, int);
int ok_dialog(struct dialog_data *, struct dialog_item_data *);
int cancel_dialog(struct dialog_data *, struct dialog_item_data *);
void msg_box(struct terminal *, struct memory_list *, unsigned char *, int, /*unsigned char *, void *, int,*/ ...);
void input_field_fn(struct dialog_data *);
void input_field(struct terminal *, struct memory_list *, unsigned char *, unsigned char *, unsigned char *, unsigned char *, void *, struct history *, int, unsigned char *, int, int, int (*)(struct dialog_data *, struct dialog_item_data *), void (*)(void *, unsigned char *), void (*)(void *));
void add_to_history(struct history *, unsigned char *);

void box_sel_move(struct dialog_item_data *, int ); 
void show_dlg_item_box(struct dialog_data *, struct dialog_item_data *);
void box_sel_set_visible(struct dialog_item_data *, int ); 

/* menu.c */

extern struct history goto_url_history;

void activate_bfu_technology(struct session *, int);
void dialog_goto_url(struct session *ses, char *url);
void dialog_save_url(struct session *ses);
void free_history_lists();
void query_file(struct session *, unsigned char *, void (*)(struct session *, unsigned char *), void (*)(struct session *));
void search_dlg(struct session *, struct f_data_c *, int);
void search_back_dlg(struct session *, struct f_data_c *, int);
void exit_prog(struct terminal *, void *, struct session *);
void do_auth_dialog(struct session *);

/* charsets.c */

#include "codepage.h"

struct conv_table {
	int t;
	union {
		unsigned char *str;
		struct conv_table *tbl;
	} u;
};

int cp2u(unsigned char ch, int from);
struct conv_table *get_translation_table(int, int);
int get_entity_number(unsigned char *st, int l);
unsigned char *get_entity_string(unsigned char *, int, int);
unsigned char *convert_string(struct conv_table *, unsigned char *, int);
int get_cp_index(unsigned char *n);
unsigned char *get_cp_name(int);
unsigned char *get_cp_mime_name(int);
int is_cp_special(int);
void free_conv_table();

unsigned char charset_upcase(unsigned char, int);
void charset_upcase_string(unsigned char **, int);

/* view.c */

int can_open_in_new(struct terminal *);
void open_in_new_window(struct terminal *, void (*)(struct terminal *, void (*)(struct terminal *, unsigned char *, unsigned char *), struct session *ses), struct session *);
void send_open_in_new_xterm(struct terminal *term, void (*open_window)(struct terminal *term, unsigned char *, unsigned char *), struct session *ses);
void send_open_new_xterm(struct terminal *, void (*)(struct terminal *, unsigned char *, unsigned char *), struct session *);
void destroy_fc(struct form_control *);
void sort_links(struct f_data *);
void destroy_formatted(struct f_data *);
void clear_formatted(struct f_data *);
void init_formatted(struct f_data *);
void detach_formatted(struct f_data_c *);
void init_vs(struct view_state *, unsigned char *);
void destroy_vs(struct view_state *);
void copy_location(struct location *, struct location *);
void draw_doc(struct terminal *, struct f_data_c *, int);
int dump_to_file(struct f_data *, int);
void draw_formatted(struct session *);
void send_event(struct session *, struct event *);
void link_menu(struct terminal *, void *, struct session *);
void save_as(struct terminal *, void *, struct session *);
void save_url(struct session *, unsigned char *);
void menu_save_formatted(struct terminal *, void *, struct session *);
void selected_item(struct terminal *, void *, struct session *);
void toggle(struct session *, struct f_data_c *, int);
void do_for_frame(struct session *, void (*)(struct session *, struct f_data_c *, int), int);
int get_current_state(struct session *);
unsigned char *print_current_link(struct session *);
unsigned char *print_current_title(struct session *);
void loc_msg(struct terminal *, struct location *, struct f_data_c *);
void state_msg(struct session *);
void head_msg(struct session *);
void search_for(struct session *, unsigned char *);
void search_for_back(struct session *, unsigned char *);
void find_next(struct session *, struct f_data_c *, int);
void find_next_back(struct session *, struct f_data_c *, int);
void set_frame(struct session *, struct f_data_c *, int);
struct f_data_c *current_frame(struct session *);

/* html.c */

#define AT_BOLD		1
#define AT_ITALIC	2
#define AT_UNDERLINE	4
#define AT_FIXED	8
#define AT_GRAPHICS	16

#define AL_LEFT		0
#define AL_CENTER	1
#define AL_RIGHT	2
#define AL_BLOCK	3
#define AL_NO		4

#define AL_MASK		0x7f

#define AL_EXTD_TEXT	0x80
	/* DIRTY! for backward compatibility with old menu code */

struct text_attrib_beginning {
	int attr;
	struct rgb fg;
	struct rgb bg;
};

struct text_attrib {
	int attr;
	struct rgb fg;
	struct rgb bg;
	int fontsize;
	unsigned char *link;
	unsigned char *target;
	unsigned char *image;
	struct form_control *form;
	struct rgb clink;
	struct rgb vlink;
	unsigned char *href_base;
	unsigned char *target_base;
	unsigned char *select;
	int select_disabled;
};

#define P_NUMBER	1
#define P_alpha		2
#define P_ALPHA		3
#define P_roman		4
#define P_ROMAN		5
#define P_STAR		1
#define P_O		2
#define P_PLUS		3
#define P_LISTMASK	7
#define P_COMPACT	8

struct par_attrib {
	int align;
	int leftmargin;
	int rightmargin;
	int width;
	int list_level;
	unsigned list_number;
	int dd_margin;
	int flags;
	struct rgb bgcolor;
};

struct html_element {
	struct html_element *next;
	struct html_element *prev;
	struct text_attrib attr;
	struct par_attrib parattr;
	int invisible;
	unsigned char *name;
	int namelen;
	unsigned char *options;
	int linebreak;
	int dontkill;
	struct frameset_desc *frameset;
};

extern struct list_head html_stack;
extern int line_breax;

extern unsigned char *startf;
extern unsigned char *eofff;

#define format (((struct html_element *)html_stack.next)->attr)
#define par_format (((struct html_element *)html_stack.next)->parattr)
#define html_top (*(struct html_element *)html_stack.next)

extern void *ff;
extern int (*put_chars_f)(void *, unsigned char *, int);
extern void (*line_break_f)(void *);
extern void *(*special_f)(void *, int, ...);

void ln_break(int, void (*)(void *), void *);
void put_chrs(unsigned char *, int, int (*)(void *, unsigned char *, int), void *);

extern int table_level;
extern int empty_format;

extern struct form form;
extern unsigned char *last_form_tag;
extern unsigned char *last_form_attr;
extern unsigned char *last_input_tag;

int parse_element(unsigned char *, unsigned char *, unsigned char **, int *, unsigned char **, unsigned char **);
unsigned char *get_attr_val(unsigned char *, unsigned char *);
int has_attr(unsigned char *, unsigned char *);
int get_num(unsigned char *, unsigned char *);
int get_width(unsigned char *, unsigned char *, int);
int get_color(unsigned char *, unsigned char *, struct rgb *);
int get_bgcolor(unsigned char *, struct rgb *);
void html_stack_dup();
void kill_html_stack_item(struct html_element *);
unsigned char *skip_comment(unsigned char *, unsigned char *);
void parse_html(unsigned char *, unsigned char *, int (*)(void *, unsigned char *, int), void (*)(void *), void *(*)(void *, int, ...), void *, unsigned char *);
int get_image_map(unsigned char *, unsigned char *, unsigned char *, unsigned char *a, struct menu_item **, struct memory_list **, unsigned char *, unsigned char *, int, int, int);
void scan_http_equiv(unsigned char *, unsigned char *, unsigned char **, int *, unsigned char **);

#define SP_TAG		0
#define SP_CONTROL	1
#define SP_TABLE	2
#define SP_USED		3
#define SP_FRAMESET	4
#define SP_FRAME	5
#define SP_NOWRAP	6

struct frameset_param {
	struct frameset_desc *parent;
	int x, y;
	int *xw, *yw;
};

struct frame_param {
	struct frameset_desc *parent;
	unsigned char *name;
	unsigned char *url;
};

void free_menu(struct menu_item *);
void do_select_submenu(struct terminal *, struct menu_item *, struct session *);

/* html_r.c */

struct part {
	int x, y;
	int xp, yp;
	int xmax;
	int xa;
	int cx, cy;
	struct f_data *data;
	int bgcolor;
	unsigned char *spaces;
	int spl;
	int link_num;
	struct list_head uf;
};

struct sizes {
	int xmin, xmax, y;
};

extern struct document_options *d_opt;
extern int last_link_to_move;
extern int margin;

void xxpand_line(struct part *, int, int);
void xxpand_lines(struct part *, int);
void xset_hchar(struct part *, int, int, unsigned);
void xset_hchars(struct part *, int, int, int, unsigned);
void align_line(struct part *, int);

void free_table_cache();

struct conv_table *get_convert_table(unsigned char *, int, int, int *, int *, int);
extern int format_cache_entries;
long formatted_info(int);
void shrink_format_cache(int);
void count_format_cache();
void delete_unused_format_cache_entries();
void format_cache_reactivate(struct f_data *);
struct part *format_html_part(unsigned char *, unsigned char *, int, int, int, struct f_data *, int, int, unsigned char *, int);
void cached_format_html(struct view_state *, struct f_data_c *, struct document_options *);
void html_interpret(struct session *);
void get_search_data(struct f_data *);

/* html_tbl.c */

void format_table(unsigned char *, unsigned char *, unsigned char *, unsigned char **, void *);

/* default.c */

#define MAX_STR_LEN	1024

struct option {
	int p;
	unsigned char *(*rd_cmd)(struct option *, unsigned char ***, int *);
	unsigned char *(*rd_cfg)(struct option *, unsigned char *);
	void (*wr_cfg)(struct option *, unsigned char **, int *);
	int min, max;
	void *ptr;
	unsigned char *cfg_name;
	unsigned char *cmd_name;
};

unsigned char *parse_options(int, unsigned char *[]);
void init_home();
unsigned char *read_config_file(unsigned char *name);
int write_to_config_file(unsigned char *, unsigned char *);
unsigned char *get_token(unsigned char **line);
void load_config();
void write_config(struct terminal *);
void write_html_config(struct terminal *);
void end_config();

void load_url_history();
void save_url_history();

extern int anonymous;

extern unsigned char system_name[];

extern unsigned char *links_home;
extern int first_use;

extern int created_home;

extern int no_connect;
extern int base_session;
extern int force_html;

#define D_DUMP		1
#define D_SOURCE	2
extern int dmp;

extern int async_lookup;
extern int download_utime;
extern int max_connections;
extern int max_connections_to_host;
extern int max_tries;
extern int screen_width;
extern int dump_codepage;
extern int receive_timeout;
extern int unrestartable_receive_timeout;

extern struct document_setup dds;

extern int max_format_cache_entries;
extern long memory_cache_size;

extern struct rgb default_fg;
extern struct rgb default_bg;
extern struct rgb default_link;
extern struct rgb default_vlink;

extern unsigned char http_proxy[];
extern unsigned char ftp_proxy[];
extern unsigned char download_dir[];

struct http_bugs {
	int http10;
	int allow_blacklist;
	int bug_302_redirect;
	int bug_post_no_keepalive;
	int no_accept_charset;
};

extern struct http_bugs http_bugs;

struct ftp_options {
	unsigned char anon_pass[MAX_STR_LEN];
	int fast_ftp;
	int passive_ftp;
	int set_tos;
};

extern struct ftp_options ftp_options;

/* bookmarks.c */

/* Where all bookmarks are kept */
extern struct list_head bookmarks;

/* A pointer independent id that bookmarks can be identified by. Guarenteed to 
	be unique between all bookmarks */
typedef int bookmark_id;
extern bookmark_id next_bookmark_id;
#define		BAD_BOOKMARK_ID		(bookmark_id)(-1)


/* Stores display information about a box. Kept in cdata. */
struct dlg_data_item_data_box {
	int sel;	/* Item currently selected */	
	int box_top;	/* Index into items of the item that is on the top line of the box */
	struct list_head items;	/* The list being displayed */
	int list_len;	/* Number of items in the list */
};

/* Which fields to free when zapping a box_item. Bitwise or these. */
enum box_item_free {NOTHING = 0, TEXT = 1 , DATA = 2};
/* An item in a box */
struct box_item {
	struct box_item *next;
	struct box_item *prev;
	unsigned char *text;	/* Text to display */
	void (*on_hilight)(struct terminal *, struct dlg_data_item_data_box *, struct box_item *);	/* Run when this item is hilighted */
	int (*on_selected)(struct terminal *, struct dlg_data_item_data_box *, struct box_item *);	/* Run when the user selects on this item. Returns pointer to the box_item that should be selected after execution*/
	void *data;	/* data */
	enum box_item_free free_i;
};


void show_dlg_item_box(struct dialog_data *, struct dialog_item_data *); 

#define BOX_HILIGHT_FUNC (void (*)(struct terminal *, struct dlg_data_item_data_box *, struct box_item *))
#define BOX_ON_SELECTED_FUNC (int (*)(struct terminal *, struct dlg_data_item_data_box *, struct box_item *))

/* Ops dealing with box data */
/* */
#define get_box_from_dlg_item_data(x) ((struct dlg_data_item_data_box *)(x->cdata))
#define get_box_list_height(x) (x->data_len)

/* V.05 bookmarks: */
/*
struct bookmark {
	struct bookmark *next;
	struct bookmark *prev;
	bookmark_id id;	Bookmark id 
	unsigned char *title;	 title of bookmark 
	unsigned char *url;	 Location of bookmarked item 
};*/

struct bookmark {
	struct bookmark *next;
	struct bookmark *prev;
	bookmark_id id;	/* Bookmark id */
	unsigned char *title;	/* title of bookmark */
	unsigned char *url;	/* Location of bookmarked item */
	unsigned int type; /* The type of bookmark we're dealing with. */
	void *type_data; /* Type-dependent data. */
};

void finalize_bookmarks();

void read_bookmarks();
void write_bookmarks();

void bookmark_menu(struct terminal *, void *, struct session *);

/* Launches bookmark manager */
void menu_bookmark_manager(struct terminal *, void *, struct session *);

void add_bookmark(const unsigned char *, const unsigned char *);

struct bookmark *create_bookmark(const unsigned char *, const unsigned char *);

/* Launches add dialogs */
void launch_bm_add_link_dialog(struct terminal *,struct dialog_data *,struct session *);
void launch_bm_add_doc_dialog(struct terminal *,struct dialog_data *,struct session *);

/* kbdbind.c */

#define KM_MAIN		0
#define KM_EDIT		1
#define KM_MENU		2
#define KM_MAX		3

enum {
	ACT_ADD_BOOKMARK,
	ACT_AUTO_COMPLETE,
	ACT_BACK,
	ACT_BACKSPACE,
	ACT_BOOKMARK_MANAGER,
	ACT_COPY_CLIPBOARD,
	ACT_CUT_CLIPBOARD,
	ACT_DELETE,
	ACT_DOCUMENT_INFO,
	ACT_DOWN,
	ACT_DOWNLOAD,
	ACT_END,
	ACT_ENTER,
	ACT_FILE_MENU,
	ACT_FIND_NEXT,
	ACT_FIND_NEXT_BACK,
	ACT_GOTO_URL,
	ACT_GOTO_URL_CURRENT,
	ACT_GOTO_URL_CURRENT_LINK,
	ACT_HEADER_INFO,
	ACT_HOME,
	ACT_KILL_TO_BOL,
	ACT_KILL_TO_EOL,
	ACT_LEFT,
	ACT_MENU,
	ACT_NEXT_FRAME,
	ACT_OPEN_NEW_WINDOW,
	ACT_OPEN_LINK_IN_NEW_WINDOW,
	ACT_PAGE_DOWN,
	ACT_PAGE_UP,
	ACT_PASTE_CLIPBOARD,
	ACT_PREVIOUS_FRAME,
	ACT_REALLYQUIT,
	ACT_QUIT,
	ACT_RELOAD,
	ACT_RIGHT,
	ACT_SCROLL_DOWN,
	ACT_SCROLL_LEFT,
	ACT_SCROLL_RIGHT,
	ACT_SCROLL_UP,
	ACT_SEARCH,
	ACT_SEARCH_BACK,
	ACT_TOGGLE_DISPLAY_IMAGES,
	ACT_TOGGLE_DISPLAY_TABLES,
	ACT_TOGGLE_HTML_PLAIN,
	ACT_UP,
	ACT_VIEW_IMAGE,
	ACT_ZOOM_FRAME
};

void init_keymaps();
void free_keymaps();
int kbd_action(int, struct event *);
unsigned char *bind_rd(struct option *, unsigned char *);
unsigned char *unbind_rd(struct option *, unsigned char *);