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request.h

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/**
 * @file request.h Request API
 * @ingroup core
 *
 * gaim
 *
 * Gaim is the legal property of its developers, whose names are too numerous
 * to list here.  Please refer to the COPYRIGHT file distributed with this
 * source distribution.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
#ifndef _GAIM_REQUEST_H_
#define _GAIM_REQUEST_H_

#include <stdlib.h>
#include <glib-object.h>
#include <glib.h>

#include "account.h"

#define GAIM_DEFAULT_ACTION_NONE    -1

/**
 * Request types.
 */
00039 typedef enum
{
00041       GAIM_REQUEST_INPUT = 0,  /**< Text input request.        */
00042       GAIM_REQUEST_CHOICE,     /**< Multiple-choice request.   */
00043       GAIM_REQUEST_ACTION,     /**< Action request.            */
00044       GAIM_REQUEST_FIELDS,     /**< Multiple fields request.   */
00045       GAIM_REQUEST_FILE        /**< File open or save request. */

} GaimRequestType;

/**
 * A type of field.
 */
00052 typedef enum
{
      GAIM_REQUEST_FIELD_NONE,
      GAIM_REQUEST_FIELD_STRING,
      GAIM_REQUEST_FIELD_INTEGER,
      GAIM_REQUEST_FIELD_BOOLEAN,
      GAIM_REQUEST_FIELD_CHOICE,
      GAIM_REQUEST_FIELD_LIST,
      GAIM_REQUEST_FIELD_LABEL,
      GAIM_REQUEST_FIELD_ACCOUNT

} GaimRequestFieldType;

/**
 * Multiple fields request data.
 */
00068 typedef struct
{
      GList *groups;

      GHashTable *fields;

      GList *required_fields;

      void *ui_data;

} GaimRequestFields;

/**
 * A group of fields with a title.
 */
00083 typedef struct
{
      GaimRequestFields *fields_list;

      char *title;

      GList *fields;

} GaimRequestFieldGroup;

/**
 * A request field.
 */
00096 typedef struct
{
      GaimRequestFieldType type;
      GaimRequestFieldGroup *group;

      char *id;
      char *label;
      char *type_hint;

      gboolean visible;
      gboolean required;

      union
      {
            struct
            {
                  gboolean multiline;
                  gboolean masked;
                  gboolean editable;
                  char *default_value;
                  char *value;

            } string;

            struct
            {
                  int default_value;
                  int value;

            } integer;

            struct
            {
                  gboolean default_value;
                  gboolean value;

            } boolean;

            struct
            {
                  int default_value;
                  int value;

                  GList *labels;

            } choice;

            struct
            {
                  GList *items;
                  GHashTable *item_data;
                  GList *selected;
                  GHashTable *selected_table;

                  gboolean multiple_selection;

            } list;

            struct
            {
                  GaimAccount *default_account;
                  GaimAccount *account;
                  gboolean show_all;

                  GaimFilterAccountFunc filter_func;

            } account;

      } u;

      void *ui_data;

} GaimRequestField;

/**
 * Request UI operations.
 */
00173 typedef struct
{
      void *(*request_input)(const char *title, const char *primary,
                                       const char *secondary, const char *default_value,
                                       gboolean multiline, gboolean masked, gchar *hint,
                                       const char *ok_text, GCallback ok_cb,
                                       const char *cancel_text, GCallback cancel_cb,
                                       void *user_data);
      void *(*request_choice)(const char *title, const char *primary,
                                          const char *secondary, unsigned int default_value,
                                          const char *ok_text, GCallback ok_cb,
                                          const char *cancel_text, GCallback cancel_cb,
                                          void *user_data, size_t choice_count,
                                          va_list choices);
      void *(*request_action)(const char *title, const char *primary,
                                          const char *secondary, unsigned int default_action,
                                          void *user_data, size_t action_count,
                                          va_list actions);
      void *(*request_fields)(const char *title, const char *primary,
                                          const char *secondary, GaimRequestFields *fields,
                                          const char *ok_text, GCallback ok_cb,
                                          const char *cancel_text, GCallback cancel_cb,
                                          void *user_data);
      void *(*request_file)(const char *title, const char *filename,
                                      gboolean savedialog, GCallback ok_cb,
                                      GCallback cancel_cb, void *user_data);
      void (*close_request)(GaimRequestType type, void *ui_handle);
} GaimRequestUiOps;

typedef void (*GaimRequestInputCb)(void *, const char *);
typedef void (*GaimRequestActionCb)(void *, int);
typedef void (*GaimRequestFieldsCb)(void *, GaimRequestFields *fields);
typedef void (*GaimRequestFileCb)(void *, const char *filename);

#ifdef __cplusplus
extern "C" {
#endif

/**************************************************************************/
/** @name Field List API                                                  */
/**************************************************************************/
/*@{*/

/**
 * Creates a list of fields to pass to gaim_request_fields().
 *
 * @return A GaimRequestFields structure.
 */
GaimRequestFields *gaim_request_fields_new(void);

/**
 * Destroys a list of fields.
 *
 * @param fields The list of fields to destroy.
 */
void gaim_request_fields_destroy(GaimRequestFields *fields);

/**
 * Adds a group of fields to the list.
 *
 * @param fields The fields list.
 * @param group  The group to add.
 */
void gaim_request_fields_add_group(GaimRequestFields *fields,
                                                   GaimRequestFieldGroup *group);

/**
 * Returns a list of all groups in a field list.
 *
 * @param fields The fields list.
 *
 * @return A list of groups.
 */
GList *gaim_request_fields_get_groups(const GaimRequestFields *fields);

/**
 * Returns whether or not the field with the specified ID exists.
 *
 * @param fields The fields list.
 * @param id     The ID of the field.
 *
 * @return TRUE if the field exists, or FALSE.
 */
gboolean gaim_request_fields_exists(const GaimRequestFields *fields,
                                                      const char *id);

/**
 * Returns a list of all required fields.
 *
 * @param fields The fields list.
 *
 * @return The list of required fields.
 */
const GList *gaim_request_fields_get_required(const GaimRequestFields *fields);

/**
 * Returns whether or not a field with the specified ID is required.
 *
 * @param fields The fields list.
 * @param id     The field ID.
 *
 * @return TRUE if the specified field is required, or FALSE.
 */
gboolean gaim_request_fields_is_field_required(const GaimRequestFields *fields,
                                                                     const char *id);

/**
 * Returns whether or not all required fields have values.
 *
 * @param fields The fields list.
 *
 * @return TRUE if all required fields have values, or FALSE.
 */
gboolean gaim_request_fields_all_required_filled(
      const GaimRequestFields *fields);

/**
 * Return the field with the specified ID.
 *
 * @param fields The fields list.
 * @param id     The ID of the field.
 *
 * @return The field, if found.
 */
GaimRequestField *gaim_request_fields_get_field(
            const GaimRequestFields *fields, const char *id);

/**
 * Returns the string value of a field with the specified ID.
 *
 * @param fields The fields list.
 * @param id     The ID of the field.
 *
 * @return The string value, if found, or @c NULL otherwise.
 */
const char *gaim_request_fields_get_string(const GaimRequestFields *fields,
                                                               const char *id);

/**
 * Returns the integer value of a field with the specified ID.
 *
 * @param fields The fields list.
 * @param id     The ID of the field.
 *
 * @return The integer value, if found, or 0 otherwise.
 */
int gaim_request_fields_get_integer(const GaimRequestFields *fields,
                                                      const char *id);

/**
 * Returns the boolean value of a field with the specified ID.
 *
 * @param fields The fields list.
 * @param id     The ID of the field.
 *
 * @return The boolean value, if found, or @c FALSE otherwise.
 */
gboolean gaim_request_fields_get_bool(const GaimRequestFields *fields,
                                                        const char *id);

/**
 * Returns the choice index of a field with the specified ID.
 *
 * @param fields The fields list.
 * @param id     The ID of the field.
 *
 * @return The choice index, if found, or -1 otherwise.
 */
int gaim_request_fields_get_choice(const GaimRequestFields *fields,
                                                   const char *id);

/**
 * Returns the account of a field with the specified ID.
 *
 * @param fields The fields list.
 * @param id     The ID of the field.
 *
 * @return The account value, if found, or NULL otherwise.
 */
GaimAccount *gaim_request_fields_get_account(const GaimRequestFields *fields,
                                                                   const char *id);

/*@}*/

/**************************************************************************/
/** @name Fields Group API                                                */
/**************************************************************************/
/*@{*/

/**
 * Creates a fields group with an optional title.
 *
 * @param title The optional title to give the group.
 *
 * @return A new fields group
 */
GaimRequestFieldGroup *gaim_request_field_group_new(const char *title);

/**
 * Destroys a fields group.
 *
 * @param group The group to destroy.
 */
void gaim_request_field_group_destroy(GaimRequestFieldGroup *group);

/**
 * Adds a field to the group.
 *
 * @param group The group to add the field to.
 * @param field The field to add to the group.
 */
void gaim_request_field_group_add_field(GaimRequestFieldGroup *group,
                                                            GaimRequestField *field);

/**
 * Returns the title of a fields group.
 *
 * @param group The group.
 *
 * @return The title, if set.
 */
const char *gaim_request_field_group_get_title(
            const GaimRequestFieldGroup *group);

/**
 * Returns a list of all fields in a group.
 *
 * @param group The group.
 *
 * @return The list of fields in the group.
 */
GList *gaim_request_field_group_get_fields(
            const GaimRequestFieldGroup *group);

/*@}*/

/**************************************************************************/
/** @name Field API                                                       */
/**************************************************************************/
/*@{*/

/**
 * Creates a field of the specified type.
 *
 * @param id   The field ID.
 * @param text The text label of the field.
 * @param type The type of field.
 *
 * @return The new field.
 */
GaimRequestField *gaim_request_field_new(const char *id, const char *text,
                                                             GaimRequestFieldType type);

/**
 * Destroys a field.
 *
 * @param field The field to destroy.
 */
void gaim_request_field_destroy(GaimRequestField *field);

/**
 * Sets the label text of a field.
 *
 * @param field The field.
 * @param label The text label.
 */
void gaim_request_field_set_label(GaimRequestField *field, const char *label);

/**
 * Sets whether or not a field is visible.
 *
 * @param field   The field.
 * @param visible TRUE if visible, or FALSE if not.
 */
void gaim_request_field_set_visible(GaimRequestField *field, gboolean visible);

/**
 * Sets the type hint for the field.
 *
 * This is optionally used by the UIs to provide such features as
 * auto-completion for type hints like "screenname."
 *
 * @param field     The field.
 * @param type_hint The type hint.
 */
void gaim_request_field_set_type_hint(GaimRequestField *field,
                                                        const char *type_hint);

/**
 * Sets whether or not a field is required.
 *
 * @param field    The field.
 * @param required TRUE if required, or FALSE.
 */
void gaim_request_field_set_required(GaimRequestField *field,
                                                       gboolean required);

/**
 * Returns the type of a field.
 *
 * @param field The field.
 *
 * @return The field's type.
 */
GaimRequestFieldType gaim_request_field_get_type(const GaimRequestField *field);

/**
 * Returns the ID of a field.
 *
 * @param field The field.
 *
 * @return The ID
 */
const char *gaim_request_field_get_id(const GaimRequestField *field);

/**
 * Returns the label text of a field.
 *
 * @param field The field.
 *
 * @return The label text.
 */
const char *gaim_request_field_get_label(const GaimRequestField *field);

/**
 * Returns whether or not a field is visible.
 *
 * @param field The field.
 *
 * @return TRUE if the field is visible. FALSE otherwise.
 */
gboolean gaim_request_field_is_visible(const GaimRequestField *field);

/**
 * Returns the field's type hint.
 *
 * @param field The field.
 *
 * @return The field's type hint.
 */
const char *gaim_request_field_get_type_hint(const GaimRequestField *field);

/**
 * Returns whether or not a field is required.
 *
 * @param field The field.
 *
 * @return TRUE if the field is required, or FALSE.
 */
gboolean gaim_request_field_is_required(const GaimRequestField *field);

/*@}*/

/**************************************************************************/
/** @name String Field API                                                */
/**************************************************************************/
/*@{*/

/**
 * Creates a string request field.
 *
 * @param id            The field ID.
 * @param text          The text label of the field.
 * @param default_value The optional default value.
 * @param multiline     Whether or not this should be a multiline string.
 *
 * @return The new field.
 */
GaimRequestField *gaim_request_field_string_new(const char *id,
                                                                        const char *text,
                                                                        const char *default_value,
                                                                        gboolean multiline);

/**
 * Sets the default value in a string field.
 *
 * @param field         The field.
 * @param default_value The default value.
 */
void gaim_request_field_string_set_default_value(GaimRequestField *field,
                                                                         const char *default_value);

/**
 * Sets the value in a string field.
 *
 * @param field The field.
 * @param value The value.
 */
void gaim_request_field_string_set_value(GaimRequestField *field,
                                                             const char *value);

/**
 * Sets whether or not a string field is masked
 * (commonly used for password fields).
 *
 * @param field  The field.
 * @param masked The masked value.
 */
void gaim_request_field_string_set_masked(GaimRequestField *field,
                                                              gboolean masked);

/**
 * Sets whether or not a string field is editable.
 *
 * @param field    The field.
 * @param editable The editable value.
 */
void gaim_request_field_string_set_editable(GaimRequestField *field,
                                                                  gboolean editable);

/**
 * Returns the default value in a string field.
 *
 * @param field The field.
 *
 * @return The default value.
 */
const char *gaim_request_field_string_get_default_value(
            const GaimRequestField *field);

/**
 * Returns the user-entered value in a string field.
 *
 * @param field The field.
 *
 * @return The value.
 */
const char *gaim_request_field_string_get_value(const GaimRequestField *field);

/**
 * Returns whether or not a string field is multi-line.
 *
 * @param field The field.
 *
 * @return @c TRUE if the field is mulit-line, or @c FALSE otherwise.
 */
gboolean gaim_request_field_string_is_multiline(const GaimRequestField *field);

/**
 * Returns whether or not a string field is masked.
 *
 * @param field The field.
 *
 * @return @c TRUE if the field is masked, or @c FALSE otherwise.
 */
gboolean gaim_request_field_string_is_masked(const GaimRequestField *field);

/**
 * Returns whether or not a string field is editable.
 *
 * @param field The field.
 *
 * @return @c TRUE if the field is editable, or @c FALSE otherwise.
 */
gboolean gaim_request_field_string_is_editable(const GaimRequestField *field);

/*@}*/

/**************************************************************************/
/** @name Integer Field API                                               */
/**************************************************************************/
/*@{*/

/**
 * Creates an integer field.
 *
 * @param id            The field ID.
 * @param text          The text label of the field.
 * @param default_value The default value.
 *
 * @return The new field.
 */
GaimRequestField *gaim_request_field_int_new(const char *id,
                                                                   const char *text,
                                                                   int default_value);

/**
 * Sets the default value in an integer field.
 *
 * @param field         The field.
 * @param default_value The default value.
 */
void gaim_request_field_int_set_default_value(GaimRequestField *field,
                                                                    int default_value);

/**
 * Sets the value in an integer field.
 *
 * @param field The field.
 * @param value The value.
 */
void gaim_request_field_int_set_value(GaimRequestField *field, int value);

/**
 * Returns the default value in an integer field.
 *
 * @param field The field.
 *
 * @return The default value.
 */
int gaim_request_field_int_get_default_value(const GaimRequestField *field);

/**
 * Returns the user-entered value in an integer field.
 *
 * @param field The field.
 *
 * @return The value.
 */
int gaim_request_field_int_get_value(const GaimRequestField *field);

/*@}*/

/**************************************************************************/
/** @name Boolean Field API                                               */
/**************************************************************************/
/*@{*/

/**
 * Creates a boolean field.
 *
 * This is often represented as a checkbox.
 *
 * @param id            The field ID.
 * @param text          The text label of the field.
 * @param default_value The default value.
 *
 * @return The new field.
 */
GaimRequestField *gaim_request_field_bool_new(const char *id,
                                                                    const char *text,
                                                                    gboolean default_value);

/**
 * Sets the default value in an boolean field.
 *
 * @param field         The field.
 * @param default_value The default value.
 */
void gaim_request_field_bool_set_default_value(GaimRequestField *field,
                                                                     gboolean default_value);

/**
 * Sets the value in an boolean field.
 *
 * @param field The field.
 * @param value The value.
 */
void gaim_request_field_bool_set_value(GaimRequestField *field,
                                                         gboolean value);

/**
 * Returns the default value in an boolean field.
 *
 * @param field The field.
 *
 * @return The default value.
 */
gboolean gaim_request_field_bool_get_default_value(
            const GaimRequestField *field);

/**
 * Returns the user-entered value in an boolean field.
 *
 * @param field The field.
 *
 * @return The value.
 */
gboolean gaim_request_field_bool_get_value(const GaimRequestField *field);

/*@}*/

/**************************************************************************/
/** @name Choice Field API                                                */
/**************************************************************************/
/*@{*/

/**
 * Creates a multiple choice field.
 *
 * This is often represented as a group of radio buttons.
 *
 * @param id            The field ID.
 * @param text          The optional label of the field.
 * @param default_value The default choice.
 *
 * @return The new field.
 */
GaimRequestField *gaim_request_field_choice_new(const char *id,
                                                                        const char *text,
                                                                        int default_value);

/**
 * Adds a choice to a multiple choice field.
 *
 * @param field The choice field.
 * @param label The choice label.
 */
void gaim_request_field_choice_add(GaimRequestField *field,
                                                   const char *label);

/**
 * Sets the default value in an choice field.
 *
 * @param field         The field.
 * @param default_value The default value.
 */
void gaim_request_field_choice_set_default_value(GaimRequestField *field,
                                                                         int default_value);

/**
 * Sets the value in an choice field.
 *
 * @param field The field.
 * @param value The value.
 */
void gaim_request_field_choice_set_value(GaimRequestField *field, int value);

/**
 * Returns the default value in an choice field.
 *
 * @param field The field.
 *
 * @return The default value.
 */
int gaim_request_field_choice_get_default_value(const GaimRequestField *field);

/**
 * Returns the user-entered value in an choice field.
 *
 * @param field The field.
 *
 * @return The value.
 */
int gaim_request_field_choice_get_value(const GaimRequestField *field);

/**
 * Returns a list of labels in a choice field.
 *
 * @param field The field.
 *
 * @return The list of labels.
 */
GList *gaim_request_field_choice_get_labels(const GaimRequestField *field);

/*@}*/

/**************************************************************************/
/** @name List Field API                                                  */
/**************************************************************************/
/*@{*/

/**
 * Creates a multiple list item field.
 *
 * @param id   The field ID.
 * @param text The optional label of the field.
 *
 * @return The new field.
 */
GaimRequestField *gaim_request_field_list_new(const char *id, const char *text);

/**
 * Sets whether or not a list field allows multiple selection.
 *
 * @param field        The list field.
 * @param multi_select TRUE if multiple selection is enabled,
 *                     or FALSE otherwise.
 */
void gaim_request_field_list_set_multi_select(GaimRequestField *field,
                                                                    gboolean multi_select);

/**
 * Returns whether or not a list field allows multiple selection.
 *
 * @param field The list field.
 *
 * @return TRUE if multiple selection is enabled, or FALSE otherwise.
 */
gboolean gaim_request_field_list_get_multi_select(
      const GaimRequestField *field);

/**
 * Returns the data for a particular item.
 *
 * @param field The list field.
 * @param text  The item text.
 *
 * @return The data associated with the item.
 */
void *gaim_request_field_list_get_data(const GaimRequestField *field,
                                                         const char *text);

/**
 * Adds an item to a list field.
 *
 * @param field The list field.
 * @param item  The list item.
 * @param data  The associated data.
 */
void gaim_request_field_list_add(GaimRequestField *field,
                                                 const char *item, void *data);

/**
 * Adds a selected item to the list field.
 *
 * @param field The field.
 * @param item  The item to add.
 */
void gaim_request_field_list_add_selected(GaimRequestField *field,
                                                              const char *item);

/**
 * Clears the list of selected items in a list field.
 *
 * @param field The field.
 */
void gaim_request_field_list_clear_selected(GaimRequestField *field);

/**
 * Sets a list of selected items in a list field.
 *
 * @param field The field.
 * @param items The list of selected items.
 */
void gaim_request_field_list_set_selected(GaimRequestField *field,
                                                              GList *items);

/**
 * Returns whether or not a particular item is selected in a list field.
 *
 * @param field The field.
 * @param item  The item.
 *
 * @return TRUE if the item is selected. FALSE otherwise.
 */
gboolean gaim_request_field_list_is_selected(const GaimRequestField *field,
                                                                   const char *item);

/**
 * Returns a list of selected items in a list field.
 *
 * To retrieve the data for each item, use
 * gaim_request_field_list_get_data().
 *
 * @param field The field.
 *
 * @return The list of selected items.
 */
const GList *gaim_request_field_list_get_selected(
      const GaimRequestField *field);

/**
 * Returns a list of items in a list field.
 *
 * @param field The field.
 *
 * @return The list of items.
 */
const GList *gaim_request_field_list_get_items(const GaimRequestField *field);

/*@}*/

/**************************************************************************/
/** @name Label Field API                                                 */
/**************************************************************************/
/*@{*/

/**
 * Creates a label field.
 *
 * @param id   The field ID.
 * @param text The label of the field.
 *
 * @return The new field.
 */
GaimRequestField *gaim_request_field_label_new(const char *id,
                                                                     const char *text);

/*@}*/

/**************************************************************************/
/** @name Account Field API                                               */
/**************************************************************************/
/*@{*/

/**
 * Creates an account field.
 *
 * By default, this field will not show offline accounts.
 *
 * @param id      The field ID.
 * @param text    The text label of the field.
 * @param account The optional default account.
 *
 * @return The new field.
 */
GaimRequestField *gaim_request_field_account_new(const char *id,
                                                                         const char *text,
                                                                         GaimAccount *account);

/**
 * Sets the default account on an account field.
 *
 * @param field         The account field.
 * @param default_value The default account.
 */
void gaim_request_field_account_set_default_value(GaimRequestField *field,
                                                                          GaimAccount *default_value);

/**
 * Sets the account in an account field.
 *
 * @param field The account field.
 * @param value The account.
 */
void gaim_request_field_account_set_value(GaimRequestField *field,
                                                              GaimAccount *value);

/**
 * Sets whether or not to show all accounts in an account field.
 *
 * If TRUE, all accounts, online or offline, will be shown. If FALSE,
 * only online accounts will be shown.
 *
 * @param field    The account field.
 * @param show_all Whether or not to show all accounts.
 */
void gaim_request_field_account_set_show_all(GaimRequestField *field,
                                                                   gboolean show_all);

/**
 * Sets the account filter function in an account field.
 *
 * This function will determine which accounts get displayed and which
 * don't.
 *
 * @param field       The account field.
 * @param filter_func The account filter function.
 */
void gaim_request_field_account_set_filter(GaimRequestField *field,
                                                               GaimFilterAccountFunc filter_func);

/**
 * Returns the default account in an account field.
 *
 * @param field The field.
 *
 * @return The default account.
 */
GaimAccount *gaim_request_field_account_get_default_value(
            const GaimRequestField *field);

/**
 * Returns the user-entered account in an account field.
 *
 * @param field The field.
 *
 * @return The user-entered account.
 */
GaimAccount *gaim_request_field_account_get_value(
            const GaimRequestField *field);

/**
 * Returns whether or not to show all accounts in an account field.
 *
 * If TRUE, all accounts, online or offline, will be shown. If FALSE,
 * only online accounts will be shown.
 *
 * @param field    The account field.
 * @return Whether or not to show all accounts.
 */
gboolean gaim_request_field_account_get_show_all(
            const GaimRequestField *field);

/**
 * Returns the account filter function in an account field.
 *
 * This function will determine which accounts get displayed and which
 * don't.
 *
 * @param field       The account field.
 *
 * @return The account filter function.
 */
GaimFilterAccountFunc gaim_request_field_account_get_filter(
            const GaimRequestField *field);

/*@}*/

/**************************************************************************/
/** @name Request API                                                     */
/**************************************************************************/
/*@{*/

/**
 * Prompts the user for text input.
 *
 * @param handle        The plugin or connection handle.
 * @param title         The title of the message.
 * @param primary       The main point of the message.
 * @param secondary     The secondary information.
 * @param default_value The default value.
 * @param multiline     TRUE if the inputted text can span multiple lines.
 * @param masked        TRUE if the inputted text should be masked in some way.
 * @param hint          Optionally suggest how the input box should appear.
 *                      Use "html," for example, to allow the user to enter
 *                      HTML.
 * @param ok_text       The text for the OK button.
 * @param ok_cb         The callback for the OK button.
 * @param cancel_text   The text for the cancel button.
 * @param cancel_cb     The callback for the cancel button.
 * @param user_data     The data to pass to the callback.
 *
 * @return A UI-specific handle.
 */
void *gaim_request_input(void *handle, const char *title,
                                     const char *primary, const char *secondary,
                                     const char *default_value,
                                     gboolean multiline, gboolean masked, gchar *hint,
                                     const char *ok_text, GCallback ok_cb,
                                     const char *cancel_text, GCallback cancel_cb,
                                     void *user_data);

/**
 * Prompts the user for multiple-choice input.
 *
 * @param handle        The plugin or connection handle.
 * @param title         The title of the message.
 * @param primary       The main point of the message.
 * @param secondary     The secondary information.
 * @param default_value The default value.
 * @param ok_text       The text for the OK button.
 * @param ok_cb         The callback for the OK button.
 * @param cancel_text   The text for the cancel button.
 * @param cancel_cb     The callback for the cancel button.
 * @param user_data     The data to pass to the callback.
 * @param choice_count  The number of choices.
 * @param ...           The choices.
 *
 * @return A UI-specific handle.
 */
void *gaim_request_choice(void *handle, const char *title,
                                      const char *primary, const char *secondary,
                                      unsigned int default_value,
                                      const char *ok_text, GCallback ok_cb,
                                      const char *cancel_text, GCallback cancel_cb,
                                      void *user_data, size_t choice_count, ...);

/**
 * Prompts the user for multiple-choice input.
 *
 * @param handle        The plugin or connection handle.
 * @param title         The title of the message.
 * @param primary       The main point of the message.
 * @param secondary     The secondary information.
 * @param default_value The default value.
 * @param ok_text       The text for the OK button.
 * @param ok_cb         The callback for the OK button.
 * @param cancel_text   The text for the cancel button.
 * @param cancel_cb     The callback for the cancel button.
 * @param user_data     The data to pass to the callback.
 * @param choice_count  The number of choices.
 * @param choices       The choices.
 *
 * @return A UI-specific handle.
 */
void *gaim_request_choice_varg(void *handle, const char *title,
                                             const char *primary, const char *secondary,
                                             unsigned int default_value,
                                             const char *ok_text, GCallback ok_cb,
                                             const char *cancel_text, GCallback cancel_cb,
                                             void *user_data, size_t choice_count,
                                             va_list choices);

/**
 * Prompts the user for an action.
 *
 * This is often represented as a dialog with a button for each action.
 *
 * @param handle         The plugin or connection handle.
 * @param title          The title of the message.
 * @param primary        The main point of the message.
 * @param secondary      The secondary information.
 * @param default_action The default value.
 * @param user_data      The data to pass to the callback.
 * @param action_count   The number of actions.
 * @param ...            A list of actions.
 *
 * @return A UI-specific handle.
 */
void *gaim_request_action(void *handle, const char *title,
                                      const char *primary, const char *secondary,
                                      unsigned int default_action,
                                      void *user_data, size_t action_count, ...);

/**
 * Prompts the user for an action.
 *
 * This is often represented as a dialog with a button for each action.
 *
 * @param handle         The plugin or connection handle.
 * @param title          The title of the message.
 * @param primary        The main point of the message.
 * @param secondary      The secondary information.
 * @param default_action The default value.
 * @param user_data      The data to pass to the callback.
 * @param action_count   The number of actions.
 * @param actions        A list of actions and callbacks.
 *
 * @return A UI-specific handle.
 */
void *gaim_request_action_varg(void *handle, const char *title,
                                             const char *primary, const char *secondary,
                                             unsigned int default_action,
                                             void *user_data, size_t action_count,
                                             va_list actions);

/**
 * Displays groups of fields for the user to fill in.
 *
 * @param handle      The plugin or connection handle.
 * @param title       The title of the message.
 * @param primary     The main point of the message.
 * @param secondary   The secondary information.
 * @param fields      The list of fields.
 * @param ok_text     The text for the OK button.
 * @param ok_cb       The callback for the OK button.
 * @param cancel_text The text for the cancel button.
 * @param cancel_cb   The callback for the cancel button.
 * @param user_data   The data to pass to the callback.
 *
 * @return A UI-specific handle.
 */
void *gaim_request_fields(void *handle, const char *title,
                                      const char *primary, const char *secondary,
                                      GaimRequestFields *fields,
                                      const char *ok_text, GCallback ok_cb,
                                      const char *cancel_text, GCallback cancel_cb,
                                      void *user_data);

/**
 * Closes a request.
 *
 * @param type     The request type.
 * @param uihandle The request UI handle.
 */
void gaim_request_close(GaimRequestType type, void *uihandle);

/**
 * Closes all requests registered with the specified handle.
 *
 * @param handle The handle.
 */
void gaim_request_close_with_handle(void *handle);

/**
 * A wrapper for gaim_request_action() that uses Yes and No buttons.
 */
#define gaim_request_yes_no(handle, title, primary, secondary, \
01233                                           default_action, user_data, yes_cb, no_cb) \
      gaim_request_action((handle), (title), (primary), (secondary), \
                                    (default_action), (user_data), 2, \
                                    _("Yes"), (yes_cb), _("No"), (no_cb))

/**
 * A wrapper for gaim_request_action() that uses OK and Cancel buttons.
 */
#define gaim_request_ok_cancel(handle, title, primary, secondary, \
01242                                           default_action, user_data, ok_cb, cancel_cb) \
      gaim_request_action((handle), (title), (primary), (secondary), \
                                    (default_action), (user_data), 2, \
                                    _("OK"), (ok_cb), _("Cancel"), (cancel_cb))

/**
 * A wrapper for gaim_request_action() that uses Accept and Cancel buttons.
 */
#define gaim_request_accept_cancel(handle, title, primary, secondary, \
                                                   default_action, user_data, accept_cb, \
01252                                                    cancel_cb) \
      gaim_request_action((handle), (title), (primary), (secondary), \
                                    (default_action), (user_data), 2, \
                                    _("Accept"), (accept_cb), _("Cancel"), (cancel_cb))

/**
 * Displays a file selector request dialog.  Returns the selected filename into
 * the callback.  Can be used for either opening a file or saving a file.
 *
 * @param handle      The plugin or connection handle.
 * @param title       The title for the dialog (may be NULL)
 * @param filename    The default filename (may be NULL)
 * @param savedialog  True if this dialog is being used to save a file.
 *                    False if it is being used to open a file.
 * @param ok_cb       The callback for the OK button.
 * @param cancel_cb   The callback for the cancel button.
 * @param user_data   The data to pass to the callback.
 *
 * @return A UI-specific handle.
 */
void *gaim_request_file(void *handle, const char *title, const char *filename,
                                    gboolean savedialog,
                                    GCallback ok_cb, GCallback cancel_cb,
                                    void *user_data);

/*@}*/

/**************************************************************************/
/** @name UI Operations API                                               */
/**************************************************************************/
/*@{*/

/**
 * Sets the UI operations structure to be used when displaying a
 * request.
 *
 * @param ops The UI operations structure.
 */
void gaim_request_set_ui_ops(GaimRequestUiOps *ops);

/**
 * Returns the UI operations structure to be used when displaying a
 * request.
 *
 * @return The UI operations structure.
 */
GaimRequestUiOps *gaim_request_get_ui_ops(void);

/*@}*/

#ifdef __cplusplus
}
#endif

#endif /* _GAIM_REQUEST_H_ */

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