#ifndef HTFORMS_H
#define HTFORMS_H

#ifndef LYSTRUCTS_H
#include <LYStructs.h>
#endif /* LYSTRUCTS_H */

/* in LYForms.c */

/* change_form_link calls change_form_link_ex with all its args and FALSE as
  last arg */
extern int change_form_link PARAMS((int cur,
				    DocInfo *newdoc,
				    BOOLEAN *refresh_screen,
				    BOOLEAN use_last_tfpos,
				    BOOLEAN immediate_submit));

extern int change_form_link_ex PARAMS((int cur,
				    DocInfo *newdoc,
				    BOOLEAN *refresh_screen,
				    BOOLEAN use_last_tfpos,
				    BOOLEAN immediate_submit,
				    BOOLEAN draw_only));

/* InputFieldData is used to pass the info between
 * HTML.c and Gridtext.c in HText_beginInput()
 */
typedef struct _InputFieldData {
	CONST char *accept;
	CONST char *align;
	int   checked;
	CONST char *class;
	int   disabled;
	CONST char *error;
	CONST char *height;
	CONST char *id;
	CONST char *lang;
	CONST char *max;
	CONST char *maxlength;
	CONST char *md;
	CONST char *min;
	CONST char *name;
	CONST char *size;
	CONST char *src;
	CONST char *type;
	char *value;
	CONST char *width;
	int name_cs;		/* charset handle for name */
	int value_cs;		/* charset handle for value */
	CONST char *accept_cs;
} InputFieldData;

/* The OptionType structure is for a linked list of option entries
 */
typedef struct _OptionType {
	char *			name;		 /* the name of the entry */
	char *			cp_submit_value; /* the value to submit	  */
	int			value_cs;        /* charset value is in   */
	struct _OptionType *	next;		 /* the next entry	  */
} OptionType;

/* the FormInfo structure is used to contain the form field
 * data within each anchor
 * A pointer to this structure is in the TextAnchor struct.
 */
typedef struct _FormInfo {
	char *			name;	   /* the name of the link */
	int			number;	   /* which form is the link within */
	int			type;	   /* string, int, etc. */
	char *			value;	   /* user entered string data */
	char *			orig_value;/* the original value */
	int			size;	   /* width on the screen */
	unsigned		maxlength; /* max width of data */
	int			group;	   /* a group associated with the link
					    *  this is used for select's
					    */
	int			num_value; /* value of the numerical fields */
	int 			hrange;	   /* high numerical range */
	int			lrange;	   /* low numerical range */
	OptionType *		select_list; /* array of option choices */
	char *			submit_action;	/* form's action */
	int			submit_method;	/* form's method */
	char *			submit_enctype; /* form's entype */
	char *			submit_title;	/* form's title */
	BOOL			no_cache;  /* Always resubmit? */
	char *			cp_submit_value; /* option value to submit */
	char *			orig_submit_value; /* original submit value */
	int			size_l;	   /* The length of the option list */
	int			disabled;  /* If YES, can't change values */
	int			name_cs;
	int			value_cs;
	char *			accept_cs;
} FormInfo;

/*
 *  As structure for info associated with a form.
 *  There is some redundancy here, this shouldn't waste too much memory
 *  since the total number of forms (as opposed to form fields) per doc
 *  is expected to be rather small.
 *  More things which are per form rather than per field could be moved
 *  here. - kw
 */
typedef struct _PerFormInfo
{
	int			number;	   /* form number, see GridText.c */
    /* except for the last two, the following fields aren't actually used.. */
	int			disabled;  /* If YES, can't change values */
	struct _PerFormInfo *	next;	   /* pointer to next form in doc */
	int			nfields;   /* number of fields */
	FormInfo *		first_field;
	FormInfo *		last_field; /* pointer to last field in form */
	char *			accept_cs;
	char *			thisacceptcs; /* used during submit */
} PerFormInfo;

#define HYPERTEXT_ANCHOR 1
#define INPUT_ANCHOR     2   /* forms mode input fields */
#define INTERNAL_LINK_ANCHOR 5	/* 1+4, can be used as bitflag... - kw */

#define F_TEXT_TYPE	   1
#define F_PASSWORD_TYPE    2
#define F_CHECKBOX_TYPE    3
#define F_RADIO_TYPE	   4
#define F_SUBMIT_TYPE	   5
#define F_RESET_TYPE	   6
#define F_OPTION_LIST_TYPE 7
#define F_HIDDEN_TYPE      8
#define F_TEXTAREA_TYPE    9
#define F_RANGE_TYPE      10
#define F_FILE_TYPE       11
#define F_TEXT_SUBMIT_TYPE 12
#define F_IMAGE_SUBMIT_TYPE 13
#define F_KEYGEN_TYPE     14

#define F_TEXTLIKE(type) ((type)==F_TEXT_TYPE ||\
			  (type)==F_TEXT_SUBMIT_TYPE ||\
			  (type)==F_PASSWORD_TYPE ||\
			  (type)==F_FILE_TYPE ||\
			  (type)==F_TEXTAREA_TYPE)

#define WWW_FORM_LINK_TYPE  1
#define WWW_LINK_TYPE   2
#define WWW_INTERN_LINK_TYPE   6 /* can be used as a bitflag... - kw */
#define LINK_LINE_FOUND	8	/* used in follow_link_number, others - kw */
#define LINK_DO_ARROWUP	16	/* returned by HTGetLinkOrFieldStart - kw */

/* #define different lynx modes */
#define NORMAL_LYNX_MODE 1
#define FORMS_LYNX_MODE  2

#define FIRST_ORDER  1
#define MIDDLE_ORDER 2
#define LAST_ORDER   3

/* in LYForms.c */
extern void show_formlink_statusline PARAMS((CONST FormInfo *	form,
					     int		for_what));

#endif /* HTFORMS_H */