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/*
This file is part of GNUnet
(C) 2012, 2013 Christian Grothoff (and other contributing authors)
GNUnet 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 3, or (at your
option) any later version.
GNUnet 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 GNUnet; see the file COPYING. If not, write to the
Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
*/
/**
* @file src/include/gnunet_gtk_namestore_plugin.h
* @author Christian Grothoff
* @brief API for plugins for the GNS record editor
*/
#ifndef GNUNET_GTK_NAMESTORE_PLUGIN_H
#define GNUNET_GTK_NAMESTORE_PLUGIN_H
#include "gnunet_gtk.h"
#include <gnunet/gnunet_namestore_service.h>
#include <gnunet/gnunet_dnsparser_lib.h>
/**
* Context for edit operations.
*/
struct GNUNET_GTK_NAMESTORE_PluginEnvironment
{
/**
* Closure to pass to @e check_validity.
*/
void *cls;
/**
* Function that should be called by the plugin whenever values in
* the dialog were edited. It will check the validity of the dialog
* and update the "save" button accordingly.
*/
void (*check_validity)(void *cls);
};
/**
* Each plugin is required to return a pointer to a struct of this
* type as the return value from its entry point.
*/
struct GNUNET_GTK_NAMESTORE_PluginFunctions
{
/**
* Closure for all of the callbacks. Will typically contain
* the `struct GNUNET_GTK_NAMESTORE_PluginEnvironment`.
*/
void *cls;
/**
* This must be set to the name of the ".glade" file containing the
* dialog.
*/
const char *dialog_glade_filename;
/**
* This must be set to the name of the dialog widget in the ".glade"
* file.
*/
const char *dialog_widget_name;
/**
* Function that will be called to initialize the builder's
* widgets from the existing record (if there is one).
* The `n_value` is the existing value of the record as a string.
*/
void (*load)(void *cls,
gchar *n_value,
GtkBuilder *builder);
/**
* Function that will be called to retrieve the final value of the
* record (in string format) once the dialog is being closed.
*/
gchar *(*store)(void *cls,
GtkBuilder *builder);
/**
* Function to call to validate the state of the dialog. Should
* return #GNUNET_OK if the information in the dialog is valid, and
* #GNUNET_SYSERR if some fields contain invalid values. The
* function should highlight fields with invalid inputs for the
* user.
*/
int (*validate)(void *cls,
GtkBuilder *builder);
};
#endif
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