/* OpenIDA - Outil d'analyse de fichiers binaires
* goto.c - boîte de dialogue pour les sauts à une adresse donnée
*
* Copyright (C) 2012 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 "goto.h"
#include <ctype.h>
#include <i18n.h>
#include "../gtkext/easygtk.h"
/* Filtre les adresses en hexadécimal pendant l'édition. */
static void filter_addresses(GtkEntry *, const gchar *, gint, gint *, gpointer);
/* Clôture l'édition d'une adresse. */
static void validate_addresses(GtkEntry *, GtkDialog *);
/******************************************************************************
* *
* Paramètres : entry = composant GTK concerné par la procédure. *
* text = nouveau texte inséré. *
* length = taille de ce texte. *
* position = point d'insertion. *
* data = adresse non utilisée ici. *
* *
* Description : Filtre les adresses en hexadécimal pendant l'édition. *
* *
* Retour : - *
* *
* Remarques : - *
* *
******************************************************************************/
static void filter_addresses(GtkEntry *entry, const gchar *text, gint length, gint *position, gpointer data)
{
gboolean has_hex; /* Préfixe '0x' déjà présent ? */
gchar *filtered; /* Contenu nouveau approuvé */
gint count; /* Nouvelle taille validée */
gint i; /* Boucle de parcours */
/**
* On cherche à empêcher l'édition avant un '0x' présent,
* ce qui viendrait fausser le fitrage.
*/
has_hex = g_str_has_prefix(gtk_entry_get_text(entry), "0x");
filtered = g_new(gchar, length);
count = 0;
for (i = 0; i < length; i++)
switch (text[i])
{
case '0' ... '9':
case 'a' ... 'f':
if (!has_hex || ((i + *position) >= 2))
filtered[count++] = text[i];
break;
case 'A' ... 'F':
if (!has_hex || ((i + *position) >= 2))
filtered[count++] = tolower(text[i]);
break;
case 'x':
case 'X':
if ((i + *position) == 1)
filtered[count++] = 'x';
break;
}
if (count > 0)
{
g_signal_handlers_block_by_func(G_OBJECT(entry), G_CALLBACK(filter_addresses), data);
gtk_editable_insert_text(GTK_EDITABLE(entry), filtered, count, position);
g_signal_handlers_unblock_by_func(G_OBJECT(entry), G_CALLBACK(filter_addresses), data);
}
g_signal_stop_emission_by_name(G_OBJECT(entry), "insert_text");
g_free(filtered);
}
/******************************************************************************
* *
* Paramètres : entry = composant GTK concerné par la procédure. *
* dialog = boîte de dialogue à valider. *
* *
* Description : Clôture l'édition d'une adresse. *
* *
* Retour : - *
* *
* Remarques : - *
* *
******************************************************************************/
static void validate_addresses(GtkEntry *entry, GtkDialog *dialog)
{
gtk_dialog_response(dialog, GTK_RESPONSE_OK);
}
/******************************************************************************
* *
* 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_goto_dialog(GtkWindow *parent)
{
GtkWidget *result; /* Fenêtre à renvoyer */
GtkWidget *dlgvbox; /* Zone principale de la boîte */
GtkWidget *vbox; /* Support à construire */
GtkWidget *label; /* Message d'introduction */
GtkWidget *combobox; /* Liste de sélection */
GtkWidget *entry; /* Zone de saisie principale */
GtkWidget *dialog_action_area1;
GtkWidget *button; /* Bouton de contrôle */
result = gtk_dialog_new();
gtk_window_set_title(GTK_WINDOW(result), _("Go to address"));
gtk_window_set_position(GTK_WINDOW(result), GTK_WIN_POS_CENTER);
gtk_window_set_modal(GTK_WINDOW(result), TRUE);
gtk_window_set_type_hint(GTK_WINDOW(result), GDK_WINDOW_TYPE_HINT_DIALOG);
dlgvbox = GTK_DIALOG(result)->vbox;
gtk_widget_show(dlgvbox);
vbox = gtk_vbox_new(FALSE, 8);
gtk_widget_show(vbox);
gtk_box_pack_start(GTK_BOX(dlgvbox), vbox, TRUE, TRUE, 0);
gtk_container_set_border_width(GTK_CONTAINER(vbox), 8);
label = qck_create_label(NULL, NULL, _("Enter the value of the target address:"));
gtk_box_pack_start(GTK_BOX(vbox), label, TRUE, TRUE, 0);
combobox = qck_create_combobox2(G_OBJECT(result), "combobox", NULL, NULL);
gtk_box_pack_start(GTK_BOX(vbox), combobox, TRUE, TRUE, 0);
entry = gtk_bin_get_child(GTK_BIN(combobox));
g_signal_connect(G_OBJECT(entry), "insert_text",
G_CALLBACK(filter_addresses), NULL);
g_signal_connect(G_OBJECT(entry), "activate",
G_CALLBACK(validate_addresses), GTK_DIALOG(result));
/* TODO */
//gtk_combo_box_append_text(combobox, "test");
dialog_action_area1 = GTK_DIALOG(result)->action_area;
gtk_widget_show(dialog_action_area1);
gtk_button_box_set_layout(GTK_BUTTON_BOX(dialog_action_area1), GTK_BUTTONBOX_END);
button = qck_create_button_from_stock(NULL, NULL, "gtk-cancel", NULL, NULL);
gtk_dialog_add_action_widget(GTK_DIALOG(result), button, GTK_RESPONSE_CANCEL);
button = qck_create_button_from_stock(NULL, NULL, "gtk-ok", NULL, NULL);
gtk_dialog_add_action_widget(GTK_DIALOG(result), button, GTK_RESPONSE_OK);
gtk_entry_set_text(GTK_ENTRY(entry), "0x");
gtk_widget_grab_focus (entry);
gtk_editable_set_position(GTK_EDITABLE(entry), -1);
return result;
}
/******************************************************************************
* *
* Paramètres : dialog = boîte de dialogue ayant reçu une validation. *
* *
* Description : Fournit l'adresse obtenue par la saisie de l'utilisateur. *
* *
* Retour : Adresse reccueillie par la boîte de dialogue. *
* *
* Remarques : - *
* *
******************************************************************************/
vmpa_t get_address_from_goto_dialog(GtkWidget *dialog)
{
vmpa_t result; /* Adresse à retourner */
GtkWidget *combobox; /* Liste de sélection */
GtkWidget *entry; /* Zone de saisie principale */
const gchar *text; /* Adresse en version texte */
combobox = GTK_WIDGET(g_object_get_data(G_OBJECT(dialog), "combobox"));
entry = gtk_bin_get_child(GTK_BIN(combobox));
text = gtk_entry_get_text(GTK_ENTRY(entry));
result = string_to_vmpa(text);
return result;
}