/* manual_addr_resolv.c
 * Dialog box for manual address resolve
 * Copyright 2010 Stig Bjorlykke <stig@bjorlykke.org>
 *
 * $Id: manual_addr_resolv.c 32640 2010-05-03 05:03:51Z etxrab $
 *
 * Wireshark - Network traffic analyzer
 * By Gerald Combs <gerald@wireshark.org>
 * Copyright 1998 Gerald Combs
 *
 * 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.
 */

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#include <string.h>

#include <gtk/gtk.h>

#include "epan/addr_resolv.h"
#include "../simple_dialog.h"

#include "gtk/dlg_utils.h"
#include "gtk/gui_utils.h"
#include "gtk/help_dlg.h"
#include "gtk/main.h"
#include "gtk/menus.h"

GtkWidget *man_addr_resolv_dlg = NULL;

static void
man_addr_ill_addr_cb (gpointer dialog _U_, gint btn _U_, gpointer data _U_)
{
  gtk_window_present (GTK_WINDOW(man_addr_resolv_dlg));
}

static void
man_addr_resolv_ok (GtkWidget *w _U_, gpointer data _U_)
{
  GtkWidget   *addr_cb, *name_te, *resolv_cb;
  const gchar *addr, *name;
  gboolean     active, redissect = FALSE;
#if GTK_CHECK_VERSION(2,6,0)
#else
	GtkTreeIter   iter;
	GtkTreeModel *model;
#endif
  addr_cb = g_object_get_data (G_OBJECT(man_addr_resolv_dlg), "address");
  name_te = g_object_get_data (G_OBJECT(man_addr_resolv_dlg), "name");

  #if GTK_CHECK_VERSION(2,6,0)
  addr = gtk_combo_box_get_active_text (GTK_COMBO_BOX(addr_cb));
  #else
  gtk_combo_box_get_active_iter(GTK_COMBO_BOX(addr_cb), &iter);
  model = gtk_combo_box_get_model(GTK_COMBO_BOX(addr_cb));
  gtk_tree_model_get(model, &iter, 0, &addr, -1);
  #endif
  name = gtk_entry_get_text (GTK_ENTRY (name_te));

  if (strlen (addr) && strlen (name)) {
    if (!add_ip_name_from_string (addr, name)) {
      GtkWidget *dialog = simple_dialog (ESD_TYPE_ERROR, ESD_BTN_OK, 
					 "Illegal IP address: \"%s\".", addr);
      simple_dialog_set_cb (dialog, man_addr_ill_addr_cb, NULL);
      return;
    } else {
      redissect = TRUE;
    }
  }

  resolv_cb = g_object_get_data (G_OBJECT(man_addr_resolv_dlg), "resolv");
  active = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(resolv_cb));
  if (!(g_resolv_flags & RESOLV_NETWORK) && active) {
    /* Name resolution for Network Layer activated */
    g_resolv_flags |= RESOLV_NETWORK;
    menu_name_resolution_changed ();
    redissect = TRUE;
  }

  if (redissect) {
    redissect_packets ();
  }
  window_destroy (man_addr_resolv_dlg);
  man_addr_resolv_dlg = NULL;
}

static void
name_te_changed_cb(GtkWidget *name_te, GtkWidget *ok_bt)
{
  const gchar *name = gtk_entry_get_text (GTK_ENTRY (name_te));
  gtk_widget_set_sensitive (ok_bt, strlen (name) > 0 ? TRUE : FALSE);
}

void
manual_addr_resolv_dlg (GtkWidget *w _U_, gpointer data)
{
  GtkWidget   *vbox, *bbox, *table, *sep;
  GtkWidget   *ok_bt, *close_bt, *help_bt;
  GtkWidget   *addr_lb, *addr_cb;
  GtkWidget   *name_lb, *name_te, *resolv_cb;
  GList       *addr_list = NULL;
  GtkTooltips *tooltips = gtk_tooltips_new();

  man_addr_resolv_dlg = dlg_window_new ("Manual Address Resolve");
  gtk_window_set_default_size (GTK_WINDOW(man_addr_resolv_dlg), 310, 80);

  vbox = gtk_vbox_new (FALSE, 3);
  gtk_container_add(GTK_CONTAINER(man_addr_resolv_dlg), vbox);
  gtk_container_set_border_width (GTK_CONTAINER(vbox), 6);

  table = gtk_table_new (2, 2, FALSE);
  gtk_container_add(GTK_CONTAINER(vbox), table);
  addr_lb = gtk_label_new("Address:");
  gtk_table_attach_defaults (GTK_TABLE (table), addr_lb, 0, 1, 0, 1);

  addr_cb = gtk_combo_box_entry_new_text();
  if (data) {
    GList *addr_entry;
    addr_list = get_ip_address_list_from_packet_list_row(data);
    for (addr_entry = addr_list; addr_entry != NULL; addr_entry = g_list_next (addr_entry)) {
      gtk_combo_box_append_text(GTK_COMBO_BOX(addr_cb), addr_entry->data);
    }
    gtk_combo_box_set_active (GTK_COMBO_BOX(addr_cb), 0);
  }
  gtk_table_attach_defaults (GTK_TABLE (table), addr_cb, 1, 2, 0, 1);
  g_object_set_data (G_OBJECT(man_addr_resolv_dlg), "address", addr_cb);

  name_lb = gtk_label_new("Name:");
  gtk_table_attach_defaults (GTK_TABLE (table), name_lb, 0, 1, 1, 2);

  name_te = gtk_entry_new ();
  gtk_table_attach_defaults (GTK_TABLE (table), name_te, 1, 2, 1, 2);
  g_object_set_data (G_OBJECT(man_addr_resolv_dlg), "name", name_te);

  sep = gtk_hseparator_new ();
  gtk_container_add (GTK_CONTAINER(vbox), sep);

  resolv_cb = gtk_check_button_new_with_mnemonic ("Enable network name resolution");
  gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON(resolv_cb), g_resolv_flags & RESOLV_NETWORK);
  gtk_widget_set_sensitive (resolv_cb, !(g_resolv_flags & RESOLV_NETWORK));
    
  gtk_tooltips_set_tip (tooltips, resolv_cb, "Perform network layer name resolution.", NULL);
  g_object_set_data (G_OBJECT(man_addr_resolv_dlg), "resolv", resolv_cb);
  gtk_container_add (GTK_CONTAINER(vbox), resolv_cb);

  /* Button row. */
  bbox = dlg_button_row_new (GTK_STOCK_OK, GTK_STOCK_CLOSE, GTK_STOCK_HELP, NULL);
  gtk_box_pack_end (GTK_BOX(vbox), bbox, FALSE, FALSE, 0);

  ok_bt = g_object_get_data (G_OBJECT(bbox), GTK_STOCK_OK);
  g_signal_connect (ok_bt, "clicked", G_CALLBACK(man_addr_resolv_ok), NULL);
  gtk_widget_set_sensitive (ok_bt, FALSE);
  g_signal_connect(name_te, "changed", G_CALLBACK(name_te_changed_cb), ok_bt);
  dlg_set_activate(name_te, ok_bt);

  close_bt = g_object_get_data (G_OBJECT(bbox), GTK_STOCK_CLOSE);
  window_set_cancel_button (man_addr_resolv_dlg, close_bt, window_cancel_button_cb);

  help_bt = g_object_get_data (G_OBJECT(bbox), GTK_STOCK_HELP);
  g_signal_connect (help_bt, "clicked", G_CALLBACK(topic_cb), (gpointer)HELP_MANUAL_ADDR_RESOLVE_DIALOG);

  gtk_widget_grab_default (ok_bt);
  g_signal_connect (man_addr_resolv_dlg, "delete_event", G_CALLBACK(window_delete_event_cb), NULL);

  if (addr_list) {
    /* We have column data, activate name box */
    gtk_widget_grab_focus (name_te);
  }
  gtk_widget_show_all (man_addr_resolv_dlg);
  window_present (man_addr_resolv_dlg);
}
