1
0
mirror of https://github.com/rkd77/elinks.git synced 2024-11-03 08:07:17 -05:00
elinks/src/document/forms.h
2007-07-26 22:45:51 +03:00

122 lines
2.6 KiB
C

#ifndef EL__DOCUMENT_FORMS_H
#define EL__DOCUMENT_FORMS_H
#include "util/lists.h"
struct document;
struct menu_item;
enum form_method {
FORM_METHOD_GET,
FORM_METHOD_POST,
FORM_METHOD_POST_MP,
FORM_METHOD_POST_TEXT_PLAIN,
};
struct form {
LIST_HEAD(struct form);
/* The value of @form_num serves both as a unique ID of the form.
* However @form_num and @form_end also stores information about where
* in the source the form is positioned. Combined they are used to
* figured which form items belong to which forms after rendering
* tables.
*
* Initially the range between @form_num and @form_end will stretch from
* 0 to INT_MAX. When a new form is added the range is partitioned so
* the forms each has unique source ranges. */
int form_num;
int form_end;
unsigned char *action;
unsigned char *name;
unsigned char *onsubmit;
unsigned char *target;
enum form_method method;
LIST_OF(struct form_control) items;
};
enum form_type {
FC_TEXT,
FC_PASSWORD,
FC_FILE,
FC_TEXTAREA,
FC_CHECKBOX,
FC_RADIO,
FC_SELECT,
FC_SUBMIT,
FC_IMAGE,
FC_RESET,
FC_BUTTON,
FC_HIDDEN,
};
enum form_mode {
FORM_MODE_NORMAL,
FORM_MODE_READONLY,
FORM_MODE_DISABLED,
};
#define form_field_is_readonly(field) ((field)->mode != FORM_MODE_NORMAL)
enum form_wrap {
FORM_WRAP_NONE,
FORM_WRAP_SOFT,
FORM_WRAP_HARD,
};
struct form_control {
LIST_HEAD(struct form_control);
struct form *form;
int g_ctrl_num;
/* The value of @position is relative to the place of the form item in
* the source. */
int position;
enum form_type type;
enum form_mode mode;
unsigned char *id; /* used by scripts */
unsigned char *name;
unsigned char *alt;
/* For FC_TEXT, FC_PASSWORD, and FC_TEXTAREA: @default_value
* is in the charset of the document.
*
* For FC_FILE: The parser does not set @default_value. */
unsigned char *default_value;
int default_state;
int size;
int cols, rows;
enum form_wrap wrap;
int maxlength;
int nvalues;
unsigned char **values;
/* For FC_SELECT: @labels are in the charset of the terminal.
* (That charset can be UTF-8 only if CONFIG_UTF8 is defined,
* and is assumed to be unibyte otherwise.) The charset of
* the document and the UTF-8 I/O option have no effect
* here. */
unsigned char **labels;
struct menu_item *menu;
};
/* Numerical form type <-> form type name */
int str2form_type(unsigned char *s);
unsigned char *form_type2str(enum form_type num);
struct form *init_form(void);
void done_form(struct form *form);
int has_form_submit(struct form *form);
int get_form_control_link(struct document *document, struct form_control *fc);
void done_form_control(struct form_control *fc);
#endif