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/*
     This file is part of GNUnet.
     (C) 2010, 2011 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 2, 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/statistics/gnunet-statistics-gtk.c
 * @brief Main function of gnunet-statistics-gtk
 * @author Christian Grothoff
 */
#include "gnunet_gtk.h"
#include <gnunet/gnunet_statistics_service.h>


/**
 * Information we track for each peer outside of the model.
 */
struct Statistics
{


};


/**
 * Handle to our main loop.
 */
static struct GNUNET_GTK_MainLoop *ml;

/**
 * Should gnunet-peerinfo-gtk start in tray mode?
 */
static int tray_only;

/**
 * Handle to statistics subsystem.
 */
static struct GNUNET_STATISTICS_Handle *statistics;



/**
 * Get cfg.
 */
static const struct GNUNET_CONFIGURATION_Handle *
get_configuration ()
{
  return GNUNET_GTK_main_loop_get_configuration (ml);
}


/**
 * Get an object from the main window.
 *
 * @param name name of the object
 * @return NULL on error
 */
static GObject *
get_object (const char *name)
{
  return GNUNET_GTK_main_loop_get_object (ml, name);
}


/**
 * Task run on shutdown.
 *
 * @param cls unused
 * @param tc scheduler context, unused
 */
static void
shutdown_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
{
  GNUNET_STATISTICS_destroy (statistics, GNUNET_NO);
  statistics = NULL;
}


/**
 * Callback invoked if the application is supposed to exit.
 */
void
GNUNET_STATISTICS_GTK_quit_cb (GObject * object, gpointer user_data)
{
  GNUNET_GTK_tray_icon_destroy ();
  GNUNET_GTK_main_loop_quit (ml);
  GNUNET_SCHEDULER_add_now (&shutdown_task, NULL);
}


/**
 * Actual main function run right after GNUnet's scheduler
 * is initialized.  Initializes up GTK and Glade.
 */
static void
run (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
{
  GtkWidget *main_window;

  ml = cls;
  statistics = GNUNET_STATISTICS_create ("gnunet-statistics-gtk",
					 get_configuration());
  if (NULL == statistics)
  {
    GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
		_("Failed to initiate connection with statistics service\n"));
    return;
  }
  GNUNET_GTK_set_icon_search_path ();
  GNUNET_GTK_setup_nls ();
  /* setup main window */
  main_window = GTK_WIDGET (get_object ("GNUNET_STATISTICS_GTK_main_window"));
  gtk_window_maximize (GTK_WINDOW (main_window));
  GNUNET_GTK_tray_icon_create (GTK_WINDOW (main_window),
                               "gnunet-gtk" /* FIXME: different icon? */ ,
                               "gnunet-statistics-gtk");

  /* make GUI visible */
  if (!tray_only)
  {
    gtk_widget_show (main_window);
    gtk_window_present (GTK_WINDOW (main_window));
  }
}


int
main (int argc, char *const *argv)
{
  static struct GNUNET_GETOPT_CommandLineOption options[] = {
    {'t', "tray", NULL,
     gettext_noop ("start in tray mode"), 0,
     &GNUNET_GETOPT_set_one, &tray_only},
    GNUNET_GETOPT_OPTION_END
  };

  if (GNUNET_OK !=
      GNUNET_GTK_main_loop_start ("gnunet-statistics-gtk",
                                  "GTK GUI for viewing GNUnet statistics", argc,
                                  argv, options,
                                  "gnunet_statistics_gtk_main_window.glade",
                                  &run))
    return 1;
  return 0;
}


/* end of gnunet-statistics-gtk.c */