/* OpenIDA - Outil d'analyse de fichiers binaires
 * about.h - boîte de dialogue d'information sur le programme
 *
 * Copyright (C) 2010 Cyrille Bagard
 *
 *  This file is part of OpenIDA.
 *
 *  OpenIDA 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 of the License, or
 *  (at your option) any later version.
 *
 *  OpenIDA 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 Foobar.  If not, see <http://www.gnu.org/licenses/>.
 */


#include "about.h"


#include <math.h>
#include <stdio.h>


#include "../gtkext/easygtk.h"
#include "../gtkext/support.h"
#include "../../revision.h"



#define _(str) str



/******************************************************************************
*                                                                             *
*  Paramètres  : parent = fenêtre parente à surpasser.                        *
*                                                                             *
*  Description : Construit la fenêtre de sélection des sections.              *
*                                                                             *
*  Retour      : Adresse de la fenêtre mise en place.                         *
*                                                                             *
*  Remarques   : -                                                            *
*                                                                             *
******************************************************************************/

GtkWidget *create_about_dialog(GtkWindow *parent)
{
    GtkWidget *result;                      /* Fenêtre à renvoyer          */
    GtkStyle *style;                        /* Style associé à la fenêtre  */
    GtkWidget *fixed;                       /* Support global              */
    gchar *filename;                        /* Chemin d'accès au fichier   */
    GtkWidget *image;                       /* Image chargée               */
    unsigned int revision;                  /* Numéro de révision          */
    unsigned int max;                       /* Nbre. de boucles à effectuer*/
    unsigned int i;                         /* Boucle de parcours          */
    unsigned int level;                     /* Unité la plus importante    */
    char buffer[16];                        /* Nom d'image à forger        */
    GtkWidget *label;                       /* Etiquette inférieure        */

    result = gtk_window_new(GTK_WINDOW_TOPLEVEL);
    gtk_widget_set_size_request(result, 350, 430);
    gtk_container_set_border_width(GTK_CONTAINER(result), 0);
    gtk_window_set_title(GTK_WINDOW(result), _("About"));
    gtk_window_set_transient_for(GTK_WINDOW(result), parent);
    gtk_window_set_default_size(GTK_WINDOW(result), 350, 430);
    gtk_window_set_type_hint(GTK_WINDOW(result), GDK_WINDOW_TYPE_HINT_DIALOG);

    style = gtk_widget_get_style(result);
    gtk_widget_modify_bg(result, GTK_STATE_NORMAL, &style->black);

    fixed = gtk_fixed_new();
    gtk_widget_show(fixed);
    gtk_container_add(GTK_CONTAINER(result), fixed);

    /* Images principales */

    filename = find_pixmap_file("openida.png");
    image = qck_create_image(NULL, NULL, filename);
    gtk_fixed_put(GTK_FIXED(fixed), image, 10, 10);
    gtk_widget_set_size_request(image, 330, 300);

    filename = find_pixmap_file("openida_text.png");
    image = qck_create_image(NULL, NULL, filename);
    gtk_fixed_put(GTK_FIXED(fixed), image, 85, 330);
    gtk_widget_set_size_request(image, 179, 36);

    /* Numéro de révision */

    filename = find_pixmap_file("revision.png");
    image = qck_create_image(NULL, NULL, filename);
    gtk_fixed_put(GTK_FIXED(fixed), image, 172, 360);
    gtk_widget_set_size_request(image, 14, 18);

    revision = REVISION;
    max = log(revision) / log(10);

    for (i = 0; i <= max; i++)
    {
        level = pow(10, max - i);

        snprintf(buffer, 16, "revision_%u.png", revision / level);

        filename = find_pixmap_file(buffer);
        image = qck_create_image(NULL, NULL, filename);
        gtk_fixed_put(GTK_FIXED(fixed), image, 186 + i * 14, 360);
        gtk_widget_set_size_request(image, 14, 18);

        revision %= level;

    }

    /* Copyright */

    label = qck_create_label(NULL, NULL, "<span fgcolor='white'>Copyright (C) 2008-2010 Cyrille Bagard</span>");
    gtk_misc_set_alignment(GTK_MISC(label), 0.5, 0.5);
    gtk_label_set_use_markup(GTK_LABEL(label), TRUE);
    gtk_fixed_put(GTK_FIXED(fixed), label, 0, 400);
    gtk_widget_set_size_request(label, 350, 20);

    return result;

}