gtk/src/callbacks.c

   1 /* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 4; tab-width: 4 -*- */
   2 /*
   3  * callbacks.c
   4  * Copyright (C) John Stebbins 2008 <stebbins@stebbins>
   5  *
   6  * callbacks.c is free software.
   7  *
   8  * You may redistribute it and/or modify it under the terms of the
   9  * GNU General Public License, as published by the Free Software
  10  * Foundation; either version 2 of the License, or (at your option)
  11  * any later version.
  12  */
  13
  14 #ifdef HAVE_CONFIG_H
  15 #  include <config.h>
  16 #endif
  17
  18 #include <string.h>
  19 #include <poll.h>
  20 #include <fcntl.h>
  21 #include <sys/stat.h>
  22 #include <netinet/in.h>
  23 #include <netdb.h>
  24 #include <libhal-storage.h>
  25 #include <gtk/gtk.h>
  26 #include <gtkhtml/gtkhtml.h>
  27 #include <gdk/gdkkeysyms.h>
  28 #include <glib/gstdio.h>
  29 #include <dbus/dbus-glib.h>
  30 #include <dbus/dbus-glib-lowlevel.h>
  31 #include <gio/gio.h>
  32
  33 #include "hb.h"
  34 #include "callbacks.h"
  35 #include "queuehandler.h"
  36 #include "audiohandler.h"
  37 #include "resources.h"
  38 #include "settings.h"
  39 #include "presets.h"
  40 #include "preview.h"
  41 #include "values.h"
  42 #include "plist.h"
  43 #include "appcast.h"
  44 #include "hb-backend.h"
  45 #include "ghb-dvd.h"
  46 #include "ghbcellrenderertext.h"
  47
  48 static void update_chapter_list(signal_user_data_t *ud);
  49 static GList* dvd_device_list();
  50 static void prune_logs(signal_user_data_t *ud);
  51
  52 // This is a dependency map used for greying widgets
  53 // that are dependent on the state of another widget.
  54 // The enable_value comes from the values that are
  55 // obtained from ghb_widget_value().  For combo boxes
  56 // you will have to look further to combo box options
  57 // maps in hb-backend.c
  58
  59 GValue *dep_map;
  60 GValue *rev_map;
  61
  62 void
  63 ghb_init_dep_map()
  64 {
  65         dep_map = ghb_resource_get("widget-deps");
  66         rev_map = ghb_resource_get("widget-reverse-deps");
  67 }
  68
  69 static gboolean
  70 dep_check(signal_user_data_t *ud, const gchar *name, gboolean *out_hide)
  71 {
  72         GtkWidget *widget;
  73         GObject *dep_object;
  74         gint ii;
  75         gint count;
  76         gboolean result = TRUE;
  77         GValue *array, *data;
  78         gchar *widget_name;
  79
  80         g_debug("dep_check () %s", name);
  81
  82         array = ghb_dict_lookup(rev_map, name);
  83         count = ghb_array_len(array);
  84         *out_hide = FALSE;
  85         for (ii = 0; ii < count; ii++)
  86         {
  87                 data = ghb_array_get_nth(array, ii);
  88                 widget_name = ghb_value_string(ghb_array_get_nth(data, 0));
  89                 widget = GHB_WIDGET(ud->builder, widget_name);
  90                 dep_object = gtk_builder_get_object(ud->builder, name);
  91                 g_free(widget_name);
  92                 if (!GTK_WIDGET_SENSITIVE(widget))
  93                         continue;
  94                 if (dep_object == NULL)
  95                 {
  96                         g_message("Failed to find widget");
  97                 }
  98                 else
  99                 {
 100                         gchar *value;
 101                         gint jj = 0;
 102                         gchar **values;
 103                         gboolean sensitive = FALSE;
 104                         gboolean die, hide;
 105
 106                         die = ghb_value_boolean(ghb_array_get_nth(data, 2));
 107                         hide = ghb_value_boolean(ghb_array_get_nth(data, 3));
 108                         value = ghb_value_string(ghb_array_get_nth(data, 1));
 109                         values = g_strsplit(value, "|", 10);
 110                         g_free(value);
 111
 112                         if (widget)
 113                                 value = ghb_widget_string(widget);
 114                         else
 115                                 value = ghb_settings_get_string(ud->settings, name);
 116                         while (values && values[jj])
 117                         {
 118                                 if (values[jj][0] == '>')
 119                                 {
 120                                         gdouble dbl = g_strtod (&values[jj][1], NULL);
 121                                         gdouble dvalue = ghb_widget_double(widget);
 122                                         if (dvalue > dbl)
 123                                         {
 124                                                 sensitive = TRUE;
 125                                                 break;
 126                                         }
 127                                 }
 128                                 else if (values[jj][0] == '<')
 129                                 {
 130                                         gdouble dbl = g_strtod (&values[jj][1], NULL);
 131                                         gdouble dvalue = ghb_widget_double(widget);
 132                                         if (dvalue < dbl)
 133                                         {
 134                                                 sensitive = TRUE;
 135                                                 break;
 136                                         }
 137                                 }
 138                                 if (strcmp(values[jj], value) == 0)
 139                                 {
 140                                         sensitive = TRUE;
 141                                         break;
 142                                 }
 143                                 jj++;
 144                         }
 145                         sensitive = die ^ sensitive;
 146                         if (!sensitive)
 147                         {
 148                                 result = FALSE;
 149                                 *out_hide |= hide;
 150                         }
 151                         g_strfreev (values);
 152                         g_free(value);
 153                 }
 154         }
 155         return result;
 156 }
 157
 158 void
 159 ghb_check_dependency(signal_user_data_t *ud, GtkWidget *widget)
 160 {
 161         GObject *dep_object;
 162         const gchar *name;
 163         GValue *array, *data;
 164         gint count, ii;
 165         gchar *dep_name;
 166         GType type;
 167
 168         type = GTK_WIDGET_TYPE(widget);
 169         if (type == GTK_TYPE_COMBO_BOX || type == GTK_TYPE_COMBO_BOX_ENTRY)
 170                 if (gtk_combo_box_get_active(GTK_COMBO_BOX(widget)) < 0) return;
 171
 172         name = gtk_widget_get_name(widget);
 173         g_debug("ghb_check_dependency () %s", name);
 174
 175         array = ghb_dict_lookup(dep_map, name);
 176         count = ghb_array_len(array);
 177         for (ii = 0; ii < count; ii++)
 178         {
 179                 gboolean sensitive;
 180                 gboolean hide;
 181
 182                 data = ghb_array_get_nth(array, ii);
 183                 dep_name = ghb_value_string(data);
 184                 dep_object = gtk_builder_get_object(ud->builder, dep_name);
 185                 if (dep_object == NULL)
 186                 {
 187                         g_message("Failed to find dependent widget %s", dep_name);
 188                         g_free(dep_name);
 189                         continue;
 190                 }
 191                 sensitive = dep_check(ud, dep_name, &hide);
 192                 g_free(dep_name);
 193                 if (GTK_IS_ACTION(dep_object))
 194                 {
 195                         gtk_action_set_sensitive(GTK_ACTION(dep_object), sensitive);
 196                         gtk_action_set_visible(GTK_ACTION(dep_object), sensitive || !hide);
 197                 }
 198                 else
 199                 {
 200                         gtk_widget_set_sensitive(GTK_WIDGET(dep_object), sensitive);
 201                         if (!sensitive && hide)
 202                         {
 203                                 gtk_widget_hide(GTK_WIDGET(dep_object));
 204                         }
 205                         else
 206                         {
 207                                 gtk_widget_show_now(GTK_WIDGET(dep_object));
 208                         }
 209                 }
 210         }
 211 }
 212
 213 void
 214 ghb_check_all_depencencies(signal_user_data_t *ud)
 215 {
 216         GHashTableIter iter;
 217         gchar *dep_name;
 218         GValue *value;
 219         GObject *dep_object;
 220
 221         g_debug("ghb_check_all_depencencies ()");
 222         ghb_dict_iter_init(&iter, rev_map);
 223         // middle (void*) cast prevents gcc warning "defreferencing type-punned
 224         // pointer will break strict-aliasing rules"
 225         while (g_hash_table_iter_next(
 226                         &iter, (gpointer*)(void*)&dep_name, (gpointer*)(void*)&value))
 227         {
 228                 gboolean sensitive;
 229                 gboolean hide;
 230
 231                 dep_object = gtk_builder_get_object (ud->builder, dep_name);
 232                 if (dep_object == NULL)
 233                 {
 234                         g_message("Failed to find dependent widget %s", dep_name);
 235                         continue;
 236                 }
 237                 sensitive = dep_check(ud, dep_name, &hide);
 238                 if (GTK_IS_ACTION(dep_object))
 239                 {
 240                         gtk_action_set_sensitive(GTK_ACTION(dep_object), sensitive);
 241                         gtk_action_set_visible(GTK_ACTION(dep_object), sensitive || !hide);
 242                 }
 243                 else
 244                 {
 245                         gtk_widget_set_sensitive(GTK_WIDGET(dep_object), sensitive);
 246                         if (!sensitive && hide)
 247                         {
 248                                 gtk_widget_hide(GTK_WIDGET(dep_object));
 249                         }
 250                         else
 251                         {
 252                                 gtk_widget_show_now(GTK_WIDGET(dep_object));
 253                         }
 254                 }
 255         }
 256 }
 257
 258 void
 259 on_quit1_activate(GtkMenuItem *quit, signal_user_data_t *ud)
 260 {
 261         gint state = ghb_get_queue_state();
 262         g_debug("on_quit1_activate ()");
 263         if (state & GHB_STATE_WORKING)
 264         {
 265                 if (ghb_cancel_encode("Closing HandBrake will terminate encoding.\n"))
 266                 {
 267                         ghb_hb_cleanup(FALSE);
 268                         prune_logs(ud);
 269                         gtk_main_quit();
 270                         return;
 271                 }
 272                 return;
 273         }
 274         ghb_hb_cleanup(FALSE);
 275         prune_logs(ud);
 276         gtk_main_quit();
 277 }
 278
 279 static void
 280 set_destination(signal_user_data_t *ud)
 281 {
 282         g_debug("set_destination");
 283         if (ghb_settings_get_boolean(ud->settings, "use_source_name"))
 284         {
 285                 GString *str = g_string_new("");
 286                 gchar *vol_name, *filename, *extension;
 287                 gchar *new_name;
 288                 gint title;
 289
 290                 filename = ghb_settings_get_string(ud->settings, "dest_file");
 291                 extension = ghb_settings_get_string(ud->settings, "FileFormat");
 292                 vol_name = ghb_settings_get_string(ud->settings, "volume_label");
 293                 g_string_append_printf(str, "%s", vol_name);
 294                 title = ghb_settings_combo_int(ud->settings, "title");
 295                 if (title >= 0)
 296                 {
 297                         if (ghb_settings_get_boolean(
 298                                         ud->settings, "title_no_in_destination"))
 299                         {
 300
 301                                 title = ghb_settings_combo_int(ud->settings, "title");
 302                                 g_string_append_printf(str, " - %d", title+1);
 303                         }
 304                         if (ghb_settings_get_boolean(
 305                                         ud->settings, "chapters_in_destination"))
 306                         {
 307                                 gint start, end;
 308
 309                                 if (!ghb_settings_get_boolean(
 310                                                 ud->settings, "title_no_in_destination"))
 311                                 {
 312                                         g_string_append_printf(str, " -");
 313                                 }
 314                                 start = ghb_settings_get_int(ud->settings, "start_chapter");
 315                                 end = ghb_settings_get_int(ud->settings, "end_chapter");
 316                                 if (start == end)
 317                                         g_string_append_printf(str, " Ch %d", start);
 318                                 else
 319                                         g_string_append_printf(str, " Ch %d-%d", start, end);
 320                         }
 321                 }
 322                 g_string_append_printf(str, ".%s", extension);
 323                 new_name = g_string_free(str, FALSE);
 324                 ghb_ui_update(ud, "dest_file", ghb_string_value(new_name));
 325                 g_free(filename);
 326                 g_free(extension);
 327                 g_free(vol_name);
 328                 g_free(new_name);
 329         }
 330 }
 331
 332 gboolean
 333 uppers_and_unders(const gchar *str)
 334 {
 335         if (str == NULL) return FALSE;
 336         while (*str)
 337         {
 338                 if (*str == ' ')
 339                 {
 340                         return FALSE;
 341                 }
 342                 if (*str >= 'a' && *str <= 'z')
 343                 {
 344                         return FALSE;
 345                 }
 346                 str++;
 347         }
 348         return TRUE;
 349 }
 350
 351 enum
 352 {
 353         CAMEL_FIRST_UPPER,
 354         CAMEL_OTHER
 355 };
 356
 357 void
 358 camel_convert(gchar *str)
 359 {
 360         gint state = CAMEL_OTHER;
 361
 362         if (str == NULL) return;
 363         while (*str)
 364         {
 365                 if (*str == '_') *str = ' ';
 366                 switch (state)
 367                 {
 368                         case CAMEL_OTHER:
 369                         {
 370                                 if (*str >= 'A' && *str <= 'Z')
 371                                         state = CAMEL_FIRST_UPPER;
 372                                 else
 373                                         state = CAMEL_OTHER;
 374
 375                         } break;
 376                         case CAMEL_FIRST_UPPER:
 377                         {
 378                                 if (*str >= 'A' && *str <= 'Z')
 379                                         *str = *str - 'A' + 'a';
 380                                 else
 381                                         state = CAMEL_OTHER;
 382                         } break;
 383                 }
 384                 str++;
 385         }
 386 }
 387
 388 static gchar*
 389 get_file_label(const gchar *filename)
 390 {
 391         static gchar *containers[] =
 392                 {".vob", ".mpg", ".m2ts", ".mkv", ".mp4", ".m4v", ".avi", ".ogm", NULL};
 393         gchar *base;
 394         gint ii;
 395
 396         base = g_path_get_basename(filename);
 397         for (ii = 0; containers[ii] != NULL; ii++)
 398         {
 399                 if (g_str_has_suffix(base, containers[ii]))
 400                 {
 401                         gchar *pos;
 402                         pos = strrchr(base, '.');
 403                         *pos = 0;
 404                         break;
 405                 }
 406         }
 407         return base;
 408 }
 409
 410 static gboolean
 411 update_source_label(signal_user_data_t *ud, const gchar *source)
 412 {
 413         gchar *label = NULL;
 414         gint len;
 415         gchar **path;
 416         gchar *filename = g_strdup(source);
 417
 418         len = strlen(filename);
 419         if (filename[len-1] == '/') filename[len-1] = 0;
 420         if (g_file_test(filename, G_FILE_TEST_IS_DIR))
 421         {
 422                 path = g_strsplit(filename, "/", -1);
 423                 len = g_strv_length (path);
 424                 if ((len > 1) && (strcmp("VIDEO_TS", path[len-1]) == 0))
 425                 {
 426                         label = g_strdup(path[len-2]);
 427                 }
 428                 else
 429                 {
 430                         label = g_strdup(path[len-1]);
 431                 }
 432                 g_strfreev (path);
 433         }
 434         else
 435         {
 436                 // Is regular file or block dev.
 437                 // Check to see if it is a dvd image
 438                 label = ghb_dvd_volname (filename);
 439                 if (label == NULL)
 440                 {
 441                         label = get_file_label(filename);
 442                 }
 443                 else
 444                 {
 445                         if (uppers_and_unders(label))
 446                         {
 447                                 camel_convert(label);
 448                         }
 449                 }
 450         }
 451         g_free(filename);
 452         GtkWidget *widget = GHB_WIDGET (ud->builder, "source_title");
 453         if (label != NULL)
 454         {
 455                 gtk_label_set_text (GTK_LABEL(widget), label);
 456                 ghb_settings_set_string(ud->settings, "volume_label", label);
 457                 g_free(label);
 458                 set_destination(ud);
 459         }
 460         else
 461         {
 462                 label = "No Title Found";
 463                 gtk_label_set_text (GTK_LABEL(widget), label);
 464                 ghb_settings_set_string(ud->settings, "volume_label", label);
 465                 return FALSE;
 466         }
 467         return TRUE;
 468 }
 469
 470 void
 471 chooser_file_selected_cb(GtkFileChooser *dialog, signal_user_data_t *ud)
 472 {
 473         const gchar *name = gtk_file_chooser_get_filename (dialog);
 474         GtkTreeModel *store;
 475         GtkTreeIter iter;
 476         const gchar *device;
 477         gboolean foundit = FALSE;
 478         GtkComboBox *combo;
 479
 480         if (name == NULL) return;
 481         combo = GTK_COMBO_BOX(GHB_WIDGET(ud->builder, "source_device"));
 482         store = gtk_combo_box_get_model(combo);
 483         if (gtk_tree_model_get_iter_first(store, &iter))
 484         {
 485                 do
 486                 {
 487                         gtk_tree_model_get(store, &iter, 0, &device, -1);
 488                         if (strcmp(name, device) == 0)
 489                         {
 490                                 foundit = TRUE;
 491                                 break;
 492                         }
 493                 } while (gtk_tree_model_iter_next(GTK_TREE_MODEL(store), &iter));
 494         }
 495         if (foundit)
 496                 gtk_combo_box_set_active_iter (combo, &iter);
 497         else
 498                 gtk_combo_box_set_active (combo, 0);
 499 }
 500
 501 void
 502 dvd_device_changed_cb(GtkComboBox *combo, signal_user_data_t *ud)
 503 {
 504         GtkWidget *dialog;
 505         gint ii;
 506
 507         ii = gtk_combo_box_get_active (combo);
 508         if (ii > 0)
 509         {
 510                 const gchar *device, *name;
 511
 512                 dialog = GHB_WIDGET(ud->builder, "source_dialog");
 513                 device = gtk_combo_box_get_active_text (combo);
 514                 name = gtk_file_chooser_get_filename (GTK_FILE_CHOOSER(dialog));
 515                 if (name == NULL || strcmp(name, device) != 0)
 516                         gtk_file_chooser_select_filename (GTK_FILE_CHOOSER(dialog), device);
 517         }
 518 }
 519
 520 void
 521 source_type_changed_cb(GtkToggleButton *toggle, signal_user_data_t *ud)
 522 {
 523         gchar *folder;
 524         GtkFileChooser *chooser;
 525         GtkWidget *dvd_device_combo;
 526
 527         g_debug("source_type_changed_cb ()");
 528         chooser = GTK_FILE_CHOOSER(GHB_WIDGET(ud->builder, "source_dialog"));
 529         dvd_device_combo = GHB_WIDGET(ud->builder, "source_device");
 530         folder = gtk_file_chooser_get_current_folder (chooser);
 531         if (gtk_toggle_button_get_active (toggle))
 532         {
 533                 gtk_file_chooser_set_action (chooser,
 534                                                                         GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER);
 535                 gtk_widget_set_sensitive (dvd_device_combo, FALSE);
 536                 gtk_combo_box_set_active (GTK_COMBO_BOX(dvd_device_combo), 0);
 537         }
 538         else
 539         {
 540                 gtk_file_chooser_set_action (chooser, GTK_FILE_CHOOSER_ACTION_OPEN);
 541                 gtk_widget_set_sensitive (dvd_device_combo, TRUE);
 542         }
 543         if (folder != NULL)
 544         {
 545                 gtk_file_chooser_set_current_folder(chooser, folder);
 546                 g_free(folder);
 547         }
 548 }
 549
 550 static void
 551 source_dialog_extra_widgets(
 552         signal_user_data_t *ud,
 553         GtkWidget *dialog,
 554         gboolean checkbutton_active)
 555 {
 556         GtkToggleButton *checkbutton;
 557         GtkComboBox *combo;
 558         GList *drives, *link;
 559
 560         checkbutton = GTK_TOGGLE_BUTTON(
 561                 GHB_WIDGET(ud->builder, "source_folder_flag"));
 562         gtk_toggle_button_set_active(checkbutton, checkbutton_active);
 563         combo = GTK_COMBO_BOX(GHB_WIDGET(ud->builder, "source_device"));
 564         gtk_list_store_clear(GTK_LIST_STORE(
 565                                                 gtk_combo_box_get_model(combo)));
 566
 567         link = drives = dvd_device_list();
 568         gtk_combo_box_append_text (combo, "Not Selected");
 569         while (link != NULL)
 570         {
 571                 gchar *name = (gchar*)link->data;
 572                 gtk_combo_box_append_text(combo, name);
 573                 g_free(name);
 574                 link = link->next;
 575         }
 576         g_list_free(drives);
 577 }
 578
 579 extern GValue *ghb_queue_edit_settings;
 580 static gchar *last_scan_file = NULL;
 581
 582 void
 583 ghb_do_scan(
 584         signal_user_data_t *ud,
 585         const gchar *filename,
 586         gint titlenum,
 587         gboolean force)
 588 {
 589         if (!force && last_scan_file != NULL &&
 590                 strcmp(last_scan_file, filename) == 0)
 591         {
 592                 if (ghb_queue_edit_settings)
 593                 {
 594                         gint jstatus;
 595
 596                         jstatus = ghb_settings_get_int(ghb_queue_edit_settings, "job_status");
 597                         ghb_settings_to_ui(ud, ghb_queue_edit_settings);
 598                         ghb_set_audio(ud, ghb_queue_edit_settings);
 599                         if (jstatus == GHB_QUEUE_PENDING)
 600                         {
 601                                 ghb_value_free(ghb_queue_edit_settings);
 602                         }
 603                         ghb_queue_edit_settings = NULL;
 604                 }
 605                 return;
 606         }
 607         if (last_scan_file != NULL)
 608                 g_free(last_scan_file);
 609         last_scan_file = NULL;
 610         if (filename != NULL)
 611         {
 612                 last_scan_file = g_strdup(filename);
 613                 ghb_settings_set_string(ud->settings, "source", filename);
 614                 if (update_source_label(ud, filename))
 615                 {
 616                         GtkProgressBar *progress;
 617                         progress = GTK_PROGRESS_BAR(GHB_WIDGET(ud->builder, "progressbar"));
 618                         gchar *path;
 619                         path = ghb_settings_get_string( ud->settings, "source");
 620                         gtk_progress_bar_set_fraction (progress, 0);
 621                         gtk_progress_bar_set_text (progress, "Scanning ...");
 622                         ghb_hb_cleanup(TRUE);
 623                         prune_logs(ud);
 624                         gint preview_count;
 625                         preview_count = ghb_settings_get_int(ud->settings, "preview_count");
 626                         ghb_backend_scan(path, titlenum, preview_count);
 627                         g_free(path);
 628                 }
 629                 else
 630                 {
 631                         // TODO: error dialog
 632                 }
 633         }
 634 }
 635
 636 static gboolean
 637 update_source_name(gpointer data)
 638 {
 639         signal_user_data_t *ud = (signal_user_data_t*)data;
 640         GtkWidget *dialog;
 641         gchar *sourcename;
 642
 643         sourcename = ghb_settings_get_string(ud->settings, "source");
 644         dialog = GHB_WIDGET(ud->builder, "source_dialog");
 645         gtk_file_chooser_set_filename(GTK_FILE_CHOOSER(dialog), sourcename);
 646         g_free(sourcename);
 647         return FALSE;
 648 }
 649
 650 static void
 651 do_source_dialog(GtkButton *button, gboolean single, signal_user_data_t *ud)
 652 {
 653         GtkWidget *dialog;
 654         gchar *sourcename;
 655         gint    response;
 656         GtkFileChooserAction action;
 657         gboolean checkbutton_active;
 658
 659         g_debug("source_browse_clicked_cb ()");
 660         sourcename = ghb_settings_get_string(ud->settings, "source");
 661         checkbutton_active = FALSE;
 662         if (g_file_test(sourcename, G_FILE_TEST_IS_DIR))
 663         {
 664                 action = GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER;
 665                 checkbutton_active = TRUE;
 666         }
 667         else
 668         {
 669                 action = GTK_FILE_CHOOSER_ACTION_OPEN;
 670         }
 671         GtkWidget *widget;
 672         widget = GHB_WIDGET(ud->builder, "single_title_box");
 673         if (single)
 674                 gtk_widget_show(widget);
 675         else
 676                 gtk_widget_hide(widget);
 677         dialog = GHB_WIDGET(ud->builder, "source_dialog");
 678         source_dialog_extra_widgets(ud, dialog, checkbutton_active);
 679         gtk_file_chooser_set_action(GTK_FILE_CHOOSER(dialog), action);
 680         // Updating the filename in the file chooser dialog doesn't seem
 681         // to work unless the dialog is running for some reason.
 682         // So handle it in an "idle" event.
 683         //gtk_file_chooser_set_filename(GTK_FILE_CHOOSER(dialog), sourcename);
 684         g_idle_add((GSourceFunc)update_source_name, ud);
 685         response = gtk_dialog_run(GTK_DIALOG (dialog));
 686         gtk_widget_hide(dialog);
 687         if (response == GTK_RESPONSE_ACCEPT)
 688         {
 689                 char *filename;
 690
 691                 filename = gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (dialog));
 692                 if (filename != NULL)
 693                 {
 694                         gint titlenum;
 695
 696                         if (single)
 697                                 titlenum = ghb_settings_get_int(ud->settings, "single_title");
 698                         else
 699                                 titlenum = 0;
 700                         ghb_do_scan(ud, filename, titlenum, TRUE);
 701                         if (strcmp(sourcename, filename) != 0)
 702                         {
 703                                 ghb_settings_set_string (ud->settings,
 704                                                                                 "default_source", filename);
 705                                 ghb_pref_save (ud->settings, "default_source");
 706                                 ghb_dvd_set_current (filename, ud);
 707                         }
 708                         g_free(filename);
 709                 }
 710         }
 711         g_free(sourcename);
 712 }
 713
 714 void
 715 source_button_clicked_cb(GtkButton *button, signal_user_data_t *ud)
 716 {
 717         do_source_dialog(button, FALSE, ud);
 718 }
 719
 720 void
 721 single_title_source_cb(GtkButton *button, signal_user_data_t *ud)
 722 {
 723         do_source_dialog(button, TRUE, ud);
 724 }
 725
 726 void
 727 dvd_source_activate_cb(GtkAction *action, signal_user_data_t *ud)
 728 {
 729         const gchar *filename;
 730         gchar *sourcename;
 731
 732         sourcename = ghb_settings_get_string(ud->settings, "source");
 733         filename = gtk_action_get_name(action);
 734         ghb_do_scan(ud, filename, 0, TRUE);
 735         if (strcmp(sourcename, filename) != 0)
 736         {
 737                 ghb_settings_set_string (ud->settings, "default_source", filename);
 738                 ghb_pref_save (ud->settings, "default_source");
 739                 ghb_dvd_set_current (filename, ud);
 740         }
 741         g_free(sourcename);
 742 }
 743
 744 static void
 745 update_destination_extension(signal_user_data_t *ud)
 746 {
 747         static gchar *containers[] = {".mkv", ".mp4", ".m4v", ".avi", ".ogm", NULL};
 748         gchar *filename;
 749         gchar *extension;
 750         gint ii;
 751         GtkEntry *entry;
 752
 753         g_debug("update_destination_extension ()");
 754         extension = ghb_settings_get_string(ud->settings, "FileFormat");
 755         entry = GTK_ENTRY(GHB_WIDGET(ud->builder, "dest_file"));
 756         filename = g_strdup(gtk_entry_get_text(entry));
 757         for (ii = 0; containers[ii] != NULL; ii++)
 758         {
 759                 if (g_str_has_suffix(filename, containers[ii]))
 760                 {
 761                         gchar *pos;
 762                         gchar *new_name;
 763
 764                         pos = g_strrstr( filename, "." );
 765                         if (pos == NULL)
 766                         {
 767                                 // No period? shouldn't happen
 768                                 break;
 769                         }
 770                         *pos = 0;
 771                         if (strcmp(extension, &pos[1]) == 0)
 772                         {
 773                                 // Extension is already correct
 774                                 break;
 775                         }
 776                         new_name = g_strjoin(".", filename, extension, NULL);
 777                         ghb_ui_update(ud, "dest_file", ghb_string_value(new_name));
 778                         g_free(new_name);
 779                         break;
 780                 }
 781         }
 782         g_free(extension);
 783         g_free(filename);
 784 }
 785
 786 static void
 787 destination_select_title(GtkEntry *entry)
 788 {
 789         const gchar *dest;
 790         gint start, end;
 791
 792         dest = gtk_entry_get_text(entry);
 793         for (end = strlen(dest)-1; end > 0; end--)
 794         {
 795                 if (dest[end] == '.')
 796                 {
 797                         break;
 798                 }
 799         }
 800         for (start = end; start >= 0; start--)
 801         {
 802                 if (dest[start] == '/')
 803                 {
 804                         start++;
 805                         break;
 806                 }
 807         }
 808         if (start < 0) start = 0;
 809         if (start < end)
 810         {
 811                 gtk_editable_select_region(GTK_EDITABLE(entry), start, end);
 812         }
 813 }
 814
 815 gboolean
 816 destination_grab_cb(
 817         GtkEntry *entry,
 818         signal_user_data_t *ud)
 819 {
 820         destination_select_title(entry);
 821         return FALSE;
 822 }
 823
 824 static gboolean update_default_destination = FALSE;
 825
 826 void
 827 dest_dir_set_cb(GtkFileChooserButton *dest_chooser, signal_user_data_t *ud)
 828 {
 829         gchar *dest_file, *dest_dir, *dest;
 830
 831         g_debug("dest_dir_set_cb ()");
 832         ghb_widget_to_setting(ud->settings, (GtkWidget*)dest_chooser);
 833         dest_file = ghb_settings_get_string(ud->settings, "dest_file");
 834         dest_dir = ghb_settings_get_string(ud->settings, "dest_dir");
 835         dest = g_strdup_printf("%s/%s", dest_dir, dest_file);
 836         ghb_settings_set_string(ud->settings, "destination", dest);
 837         g_free(dest_file);
 838         g_free(dest_dir);
 839         g_free(dest);
 840         update_default_destination = TRUE;
 841 }
 842
 843 void
 844 dest_file_changed_cb(GtkEntry *entry, signal_user_data_t *ud)
 845 {
 846         gchar *dest_file, *dest_dir, *dest;
 847
 848         g_debug("dest_file_changed_cb ()");
 849         update_destination_extension(ud);
 850         ghb_widget_to_setting(ud->settings, (GtkWidget*)entry);
 851         // This signal goes off with ever keystroke, so I'm putting this
 852         // update on the timer.
 853         dest_file = ghb_settings_get_string(ud->settings, "dest_file");
 854         dest_dir = ghb_settings_get_string(ud->settings, "dest_dir");
 855         dest = g_strdup_printf("%s/%s", dest_dir, dest_file);
 856         ghb_settings_set_string(ud->settings, "destination", dest);
 857         g_free(dest_file);
 858         g_free(dest_dir);
 859         g_free(dest);
 860         update_default_destination = TRUE;
 861 }
 862
 863 void
 864 destination_browse_clicked_cb(GtkButton *button, signal_user_data_t *ud)
 865 {
 866         GtkWidget *dialog;
 867         GtkEntry *entry;
 868         gchar *destname;
 869         gchar *basename;
 870
 871         g_debug("destination_browse_clicked_cb ()");
 872         destname = ghb_settings_get_string(ud->settings, "destination");
 873         dialog = gtk_file_chooser_dialog_new ("Choose Destination",
 874                                           NULL,
 875                                           GTK_FILE_CHOOSER_ACTION_SAVE,
 876                                           GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
 877                                           GTK_STOCK_SAVE, GTK_RESPONSE_ACCEPT,
 878                                           NULL);
 879         gtk_file_chooser_set_filename(GTK_FILE_CHOOSER(dialog), destname);
 880         basename = g_path_get_basename(destname);
 881         g_free(destname);
 882         gtk_file_chooser_set_current_name(GTK_FILE_CHOOSER(dialog), basename);
 883         g_free(basename);
 884         if (gtk_dialog_run(GTK_DIALOG (dialog)) == GTK_RESPONSE_ACCEPT)
 885         {
 886                 char *filename, *dirname;
 887                 GtkFileChooser *dest_chooser;
 888
 889                 filename = gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (dialog));
 890                 basename = g_path_get_basename(filename);
 891                 dirname = g_path_get_dirname(filename);
 892                 entry = (GtkEntry*)GHB_WIDGET(ud->builder, "dest_file");
 893                 gtk_entry_set_text(entry, basename);
 894                 dest_chooser = GTK_FILE_CHOOSER(GHB_WIDGET(ud->builder, "dest_dir"));
 895                 gtk_file_chooser_set_filename(dest_chooser, dirname);
 896                 g_free (dirname);
 897                 g_free (basename);
 898                 g_free (filename);
 899         }
 900         gtk_widget_destroy(dialog);
 901 }
 902
 903 gboolean
 904 window_destroy_event_cb(GtkWidget *widget, GdkEvent *event, signal_user_data_t *ud)
 905 {
 906         g_debug("window_destroy_event_cb ()");
 907         ghb_hb_cleanup(FALSE);
 908         prune_logs(ud);
 909         gtk_main_quit();
 910         return FALSE;
 911 }
 912
 913 gboolean
 914 window_delete_event_cb(GtkWidget *widget, GdkEvent *event, signal_user_data_t *ud)
 915 {
 916         gint state = ghb_get_queue_state();
 917         g_debug("window_delete_event_cb ()");
 918         if (state & GHB_STATE_WORKING)
 919         {
 920                 if (ghb_cancel_encode("Closing HandBrake will terminate encoding.\n"))
 921                 {
 922                         ghb_hb_cleanup(FALSE);
 923                         prune_logs(ud);
 924                         gtk_main_quit();
 925                         return FALSE;
 926                 }
 927                 return TRUE;
 928         }
 929         ghb_hb_cleanup(FALSE);
 930         prune_logs(ud);
 931         gtk_main_quit();
 932         return FALSE;
 933 }
 934
 935 static void
 936 update_acodec_combo(signal_user_data_t *ud)
 937 {
 938         ghb_grey_combo_options (ud->builder);
 939 }
 940
 941 void
 942 container_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
 943 {
 944         const GValue *audio_list;
 945         g_debug("container_changed_cb ()");
 946         ghb_widget_to_setting(ud->settings, widget);
 947         update_destination_extension(ud);
 948         ghb_check_dependency(ud, widget);
 949         update_acodec_combo(ud);
 950         ghb_clear_presets_selection(ud);
 951         ghb_live_reset(ud);
 952
 953         audio_list = ghb_settings_get_value(ud->settings, "audio_list");
 954         if (ghb_ac3_in_audio_list (audio_list))
 955         {
 956                 gchar *container;
 957
 958                 container = ghb_settings_get_string(ud->settings, "FileFormat");
 959                 if (strcmp(container, "mp4") == 0)
 960                 {
 961                         ghb_ui_update(ud, "FileFormat", ghb_string_value("m4v"));
 962                 }
 963                 g_free(container);
 964         }
 965 }
 966
 967 static gchar*
 968 get_aspect_string(gint aspect_n, gint aspect_d)
 969 {
 970         gchar *aspect;
 971
 972         if (aspect_d < 10)
 973         {
 974                 aspect = g_strdup_printf("%d:%d", aspect_n, aspect_d);
 975         }
 976         else
 977         {
 978                 gdouble aspect_nf = (gdouble)aspect_n / aspect_d;
 979                 aspect = g_strdup_printf("%.2f:1", aspect_nf);
 980         }
 981         return aspect;
 982 }
 983
 984 static gchar*
 985 get_rate_string(gint rate_base, gint rate)
 986 {
 987         gdouble rate_f = (gdouble)rate / rate_base;
 988         gchar *rate_s;
 989
 990         rate_s = g_strdup_printf("%.6g", rate_f);
 991         return rate_s;
 992 }
 993 static void
 994 show_title_info(signal_user_data_t *ud, ghb_title_info_t *tinfo)
 995 {
 996         GtkWidget *widget;
 997         gchar *text;
 998
 999         widget = GHB_WIDGET (ud->builder, "title_duration");
1000         if (tinfo->duration != 0)
1001         {
1002                 text = g_strdup_printf ("%02d:%02d:%02d", tinfo->hours,
1003                                 tinfo->minutes, tinfo->seconds);
1004         }
1005         else
1006         {
1007                 text = g_strdup_printf ("Unknown");
1008         }
1009         gtk_label_set_text (GTK_LABEL(widget), text);
1010         g_free(text);
1011         widget = GHB_WIDGET (ud->builder, "source_dimensions");
1012         text = g_strdup_printf ("%d x %d", tinfo->width, tinfo->height);
1013         gtk_label_set_text (GTK_LABEL(widget), text);
1014         ghb_settings_set_int(ud->settings, "source_width", tinfo->width);
1015         ghb_settings_set_int(ud->settings, "source_height", tinfo->height);
1016         g_free(text);
1017         widget = GHB_WIDGET (ud->builder, "source_aspect");
1018         text = get_aspect_string(tinfo->aspect_n, tinfo->aspect_d);
1019         gtk_label_set_text (GTK_LABEL(widget), text);
1020         g_free(text);
1021
1022         widget = GHB_WIDGET (ud->builder, "source_frame_rate");
1023         text = (gchar*)get_rate_string(tinfo->rate_base, tinfo->rate);
1024         gtk_label_set_text (GTK_LABEL(widget), text);
1025         g_free(text);
1026
1027         ghb_ui_update(ud, "scale_width",
1028                 ghb_int64_value(tinfo->width - tinfo->crop[2] - tinfo->crop[3]));
1029         // If anamorphic or keep_aspect, the hight will be automatically calculated
1030         gboolean keep_aspect, anamorphic;
1031         keep_aspect = ghb_settings_get_boolean(ud->settings, "PictureKeepRatio");
1032         anamorphic = ghb_settings_get_boolean(ud->settings, "anamorphic");
1033         if (!(keep_aspect || anamorphic))
1034         {
1035                 ghb_ui_update(ud, "scale_height",
1036                         ghb_int64_value(tinfo->height - tinfo->crop[0] - tinfo->crop[1]));
1037         }
1038
1039         // Set the limits of cropping.  hb_set_anamorphic_size crashes if
1040         // you pass it a cropped width or height == 0.
1041         gint bound;
1042         bound = tinfo->height / 2 - 2;
1043         widget = GHB_WIDGET (ud->builder, "PictureTopCrop");
1044         gtk_spin_button_set_range (GTK_SPIN_BUTTON(widget), 0, bound);
1045         widget = GHB_WIDGET (ud->builder, "PictureBottomCrop");
1046         gtk_spin_button_set_range (GTK_SPIN_BUTTON(widget), 0, bound);
1047         bound = tinfo->width / 2 - 2;
1048         widget = GHB_WIDGET (ud->builder, "PictureLeftCrop");
1049         gtk_spin_button_set_range (GTK_SPIN_BUTTON(widget), 0, bound);
1050         widget = GHB_WIDGET (ud->builder, "PictureRightCrop");
1051         gtk_spin_button_set_range (GTK_SPIN_BUTTON(widget), 0, bound);
1052         if (ghb_settings_get_boolean(ud->settings, "PictureAutoCrop"))
1053         {
1054                 ghb_ui_update(ud, "PictureTopCrop", ghb_int64_value(tinfo->crop[0]));
1055                 ghb_ui_update(ud, "PictureBottomCrop", ghb_int64_value(tinfo->crop[1]));
1056                 ghb_ui_update(ud, "PictureLeftCrop", ghb_int64_value(tinfo->crop[2]));
1057                 ghb_ui_update(ud, "PictureRightCrop", ghb_int64_value(tinfo->crop[3]));
1058         }
1059         ghb_set_scale (ud, GHB_SCALE_KEEP_NONE);
1060         gint width, height, crop[4];
1061         crop[0] = ghb_settings_get_int(ud->settings, "PictureTopCrop");
1062         crop[1] = ghb_settings_get_int(ud->settings, "PictureBottomCrop");
1063         crop[2] = ghb_settings_get_int(ud->settings, "PictureLeftCrop");
1064         crop[3] = ghb_settings_get_int(ud->settings, "PictureRightCrop");
1065         width = tinfo->width - crop[2] - crop[3];
1066         height = tinfo->height - crop[0] - crop[1];
1067         widget = GHB_WIDGET (ud->builder, "crop_dimensions");
1068         text = g_strdup_printf ("%d x %d", width, height);
1069         gtk_label_set_text (GTK_LABEL(widget), text);
1070         g_free(text);
1071
1072         g_debug("setting max end chapter %d", tinfo->num_chapters);
1073         widget = GHB_WIDGET (ud->builder, "end_chapter");
1074         gtk_spin_button_set_range (GTK_SPIN_BUTTON(widget), 1, tinfo->num_chapters);
1075         gtk_spin_button_set_value (GTK_SPIN_BUTTON(widget), tinfo->num_chapters);
1076         widget = GHB_WIDGET (ud->builder, "start_chapter");
1077         gtk_spin_button_set_value (GTK_SPIN_BUTTON(widget), 1);
1078         gtk_spin_button_set_range (GTK_SPIN_BUTTON(widget), 1, tinfo->num_chapters);
1079 }
1080
1081 static gboolean update_preview = FALSE;
1082
1083 void
1084 title_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
1085 {
1086         ghb_title_info_t tinfo;
1087         gint titleindex;
1088
1089         g_debug("title_changed_cb ()");
1090         ghb_widget_to_setting(ud->settings, widget);
1091         ghb_check_dependency(ud, widget);
1092
1093         titleindex = ghb_settings_combo_int(ud->settings, "title");
1094         ghb_update_ui_combo_box (ud->builder, "AudioTrack", titleindex, FALSE);
1095         ghb_update_ui_combo_box (ud->builder, "Subtitles", titleindex, FALSE);
1096
1097         ghb_update_from_preset(ud, "Subtitles");
1098         if (ghb_get_title_info (&tinfo, titleindex))
1099         {
1100                 show_title_info(ud, &tinfo);
1101         }
1102         update_chapter_list (ud);
1103         ghb_adjust_audio_rate_combos(ud);
1104         ghb_set_pref_audio(titleindex, ud);
1105         if (ghb_settings_get_boolean(ud->settings, "vquality_type_target"))
1106         {
1107                 gint bitrate = ghb_calculate_target_bitrate (ud->settings, titleindex);
1108                 ghb_ui_update(ud, "VideoAvgBitrate", ghb_int64_value(bitrate));
1109         }
1110
1111         // Unfortunately, there is no way to query how many frames were
1112         // actually generated during the scan.
1113         // If I knew how many were generated, I would adjust the spin
1114         // control range here.
1115         // I do know how many were asked for.
1116         gint preview_count;
1117         preview_count = ghb_settings_get_int(ud->settings, "preview_count");
1118         widget = GHB_WIDGET(ud->builder, "preview_frame");
1119         gtk_spin_button_set_range (GTK_SPIN_BUTTON(widget), 1, preview_count);
1120         ghb_ui_update(ud, "preview_frame", ghb_int64_value(2));
1121
1122         ghb_set_preview_image (ud);
1123         if (ghb_settings_get_boolean(ud->settings, "title_no_in_destination"))
1124         {
1125                 set_destination(ud);
1126         }
1127 }
1128
1129 void
1130 setting_widget_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
1131 {
1132         ghb_widget_to_setting(ud->settings, widget);
1133         ghb_check_dependency(ud, widget);
1134         ghb_clear_presets_selection(ud);
1135         ghb_live_reset(ud);
1136 }
1137
1138 void
1139 vquality_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
1140 {
1141         ghb_widget_to_setting(ud->settings, widget);
1142         ghb_check_dependency(ud, widget);
1143         ghb_clear_presets_selection(ud);
1144         ghb_live_reset(ud);
1145
1146         gint vcodec = ghb_settings_combo_int(ud->settings, "VideoEncoder");
1147         gdouble step;
1148         if (vcodec == HB_VCODEC_X264)
1149         {
1150                 step = ghb_settings_combo_double(ud->settings,
1151                                                                                         "VideoQualityGranularity");
1152         }
1153         else
1154         {
1155                 step = 1;
1156         }
1157         gdouble val = gtk_range_get_value(GTK_RANGE(widget));
1158         val = ((int)((val + step / 2) / step)) * step;
1159         gtk_range_set_value(GTK_RANGE(widget), val);
1160 }
1161
1162 void
1163 http_opt_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
1164 {
1165         ghb_widget_to_setting(ud->settings, widget);
1166         ghb_check_dependency(ud, widget);
1167         ghb_clear_presets_selection(ud);
1168         ghb_live_reset(ud);
1169         // AC3 is not allowed when Web optimized
1170         ghb_grey_combo_options (ud->builder);
1171 }
1172
1173 void
1174 vcodec_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
1175 {
1176         gdouble vqmin, vqmax, step, page;
1177         gboolean inverted;
1178         gint digits;
1179
1180         ghb_widget_to_setting(ud->settings, widget);
1181         ghb_check_dependency(ud, widget);
1182         ghb_clear_presets_selection(ud);
1183         ghb_live_reset(ud);
1184         ghb_vquality_range(ud, &vqmin, &vqmax, &step, &page, &digits, &inverted);
1185         GtkWidget *qp = GHB_WIDGET(ud->builder, "VideoQualitySlider");
1186         gtk_range_set_range (GTK_RANGE(qp), vqmin, vqmax);
1187         gtk_range_set_increments (GTK_RANGE(qp), step, page);
1188         gtk_scale_set_digits(GTK_SCALE(qp), digits);
1189         gtk_range_set_inverted (GTK_RANGE(qp), inverted);
1190 }
1191
1192 void
1193 target_size_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
1194 {
1195         const gchar *name = gtk_widget_get_name(widget);
1196         g_debug("target_size_changed_cb () %s", name);
1197         ghb_widget_to_setting(ud->settings, widget);
1198         ghb_check_dependency(ud, widget);
1199         ghb_clear_presets_selection(ud);
1200         ghb_live_reset(ud);
1201         if (ghb_settings_get_boolean(ud->settings, "vquality_type_target"))
1202         {
1203                 gint titleindex;
1204                 titleindex = ghb_settings_combo_int(ud->settings, "title");
1205                 gint bitrate = ghb_calculate_target_bitrate (ud->settings, titleindex);
1206                 ghb_ui_update(ud, "VideoAvgBitrate", ghb_int64_value(bitrate));
1207         }
1208 }
1209
1210 void
1211 start_chapter_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
1212 {
1213         gint start, end;
1214         const gchar *name = gtk_widget_get_name(widget);
1215
1216         g_debug("start_chapter_changed_cb () %s", name);
1217         ghb_widget_to_setting(ud->settings, widget);
1218         start = ghb_settings_get_int(ud->settings, "start_chapter");
1219         end = ghb_settings_get_int(ud->settings, "end_chapter");
1220         if (start > end)
1221                 ghb_ui_update(ud, "end_chapter", ghb_int_value(start));
1222         ghb_check_dependency(ud, widget);
1223         if (ghb_settings_get_boolean(ud->settings, "chapters_in_destination"))
1224         {
1225                 set_destination(ud);
1226         }
1227 }
1228
1229 void
1230 end_chapter_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
1231 {
1232         gint start, end;
1233         const gchar *name = gtk_widget_get_name(widget);
1234
1235         g_debug("end_chapter_changed_cb () %s", name);
1236         ghb_widget_to_setting(ud->settings, widget);
1237         start = ghb_settings_get_int(ud->settings, "start_chapter");
1238         end = ghb_settings_get_int(ud->settings, "end_chapter");
1239         if (start > end)
1240                 ghb_ui_update(ud, "start_chapter", ghb_int_value(end));
1241         ghb_check_dependency(ud, widget);
1242         if (ghb_settings_get_boolean(ud->settings, "chapters_in_destination"))
1243         {
1244                 set_destination(ud);
1245         }
1246 }
1247
1248 void
1249 scale_width_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
1250 {
1251         g_debug("scale_width_changed_cb ()");
1252         ghb_widget_to_setting(ud->settings, widget);
1253         ghb_check_dependency(ud, widget);
1254         ghb_set_scale (ud, GHB_SCALE_KEEP_WIDTH);
1255         update_preview = TRUE;
1256         gchar *text;
1257         gint width = ghb_settings_get_int(ud->settings, "scale_width");
1258         gint height = ghb_settings_get_int(ud->settings, "scale_height");
1259         widget = GHB_WIDGET (ud->builder, "scale_dimensions");
1260         text = g_strdup_printf ("%d x %d", width, height);
1261         gtk_label_set_text (GTK_LABEL(widget), text);
1262         g_free(text);
1263         ghb_live_reset(ud);
1264 }
1265
1266 void
1267 scale_height_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
1268 {
1269         g_debug("scale_height_changed_cb ()");
1270         ghb_widget_to_setting(ud->settings, widget);
1271         ghb_check_dependency(ud, widget);
1272         ghb_set_scale (ud, GHB_SCALE_KEEP_HEIGHT);
1273         update_preview = TRUE;
1274         gchar *text;
1275         gint width = ghb_settings_get_int(ud->settings, "scale_width");
1276         gint height = ghb_settings_get_int(ud->settings, "scale_height");
1277         widget = GHB_WIDGET (ud->builder, "scale_dimensions");
1278         text = g_strdup_printf ("%d x %d", width, height);
1279         gtk_label_set_text (GTK_LABEL(widget), text);
1280         g_free(text);
1281         ghb_live_reset(ud);
1282 }
1283
1284 void
1285 crop_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
1286 {
1287         gint titleindex, crop[4];
1288         ghb_title_info_t tinfo;
1289
1290         g_debug("crop_changed_cb ()");
1291         ghb_widget_to_setting(ud->settings, widget);
1292         ghb_check_dependency(ud, widget);
1293         ghb_set_scale (ud, GHB_SCALE_KEEP_NONE);
1294
1295         crop[0] = ghb_settings_get_int(ud->settings, "PictureTopCrop");
1296         crop[1] = ghb_settings_get_int(ud->settings, "PictureBottomCrop");
1297         crop[2] = ghb_settings_get_int(ud->settings, "PictureLeftCrop");
1298         crop[3] = ghb_settings_get_int(ud->settings, "PictureRightCrop");
1299         titleindex = ghb_settings_combo_int(ud->settings, "title");
1300         if (ghb_get_title_info (&tinfo, titleindex))
1301         {
1302                 gint width, height;
1303                 gchar *text;
1304
1305                 width = tinfo.width - crop[2] - crop[3];
1306                 height = tinfo.height - crop[0] - crop[1];
1307                 widget = GHB_WIDGET (ud->builder, "crop_dimensions");
1308                 text = g_strdup_printf ("%d x %d", width, height);
1309                 gtk_label_set_text (GTK_LABEL(widget), text);
1310                 g_free(text);
1311         }
1312         gchar *text;
1313         widget = GHB_WIDGET (ud->builder, "crop_values");
1314         text = g_strdup_printf ("%d:%d:%d:%d", crop[0], crop[1], crop[2], crop[3]);
1315         gtk_label_set_text (GTK_LABEL(widget), text);
1316         g_free(text);
1317         update_preview = TRUE;
1318         ghb_live_reset(ud);
1319 }
1320
1321 void
1322 scale_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
1323 {
1324         g_debug("scale_changed_cb ()");
1325         ghb_widget_to_setting(ud->settings, widget);
1326         ghb_check_dependency(ud, widget);
1327         ghb_clear_presets_selection(ud);
1328         ghb_live_reset(ud);
1329         ghb_set_scale (ud, GHB_SCALE_KEEP_NONE);
1330         update_preview = TRUE;
1331
1332         gchar *text;
1333
1334         text = ghb_settings_get_boolean(ud->settings, "PictureAutoCrop") ? "On" : "Off";
1335         widget = GHB_WIDGET (ud->builder, "crop_auto");
1336         gtk_label_set_text (GTK_LABEL(widget), text);
1337         text = ghb_settings_get_boolean(ud->settings, "autoscale") ? "On" : "Off";
1338         widget = GHB_WIDGET (ud->builder, "scale_auto");
1339         gtk_label_set_text (GTK_LABEL(widget), text);
1340         text = ghb_settings_get_boolean(ud->settings, "anamorphic") ? "On" : "Off";
1341         widget = GHB_WIDGET (ud->builder, "scale_anamorphic");
1342         gtk_label_set_text (GTK_LABEL(widget), text);
1343 }
1344
1345 void
1346 generic_entry_changed_cb(GtkEntry *entry, signal_user_data_t *ud)
1347 {
1348         // Normally (due to user input) I only want to process the entry
1349         // when editing is done and the focus-out signal is sent.
1350         // But... there's always a but.
1351         // If the entry is changed by software, the focus-out signal is not sent.
1352         // The changed signal is sent ... so here we are.
1353         // I don't want to process upon every keystroke, so I prevent processing
1354         // while the widget has focus.
1355         g_debug("generic_entry_changed_cb ()");
1356         if (!GTK_WIDGET_HAS_FOCUS((GtkWidget*)entry))
1357         {
1358                 ghb_widget_to_setting(ud->settings, (GtkWidget*)entry);
1359         }
1360 }
1361
1362 void
1363 prefs_dialog_cb(GtkWidget *xwidget, signal_user_data_t *ud)
1364 {
1365         GtkWidget *dialog;
1366         GtkResponseType response;
1367
1368         g_debug("prefs_dialog_cb ()");
1369         dialog = GHB_WIDGET(ud->builder, "prefs_dialog");
1370         response = gtk_dialog_run(GTK_DIALOG(dialog));
1371         gtk_widget_hide(dialog);
1372 }
1373
1374 gboolean
1375 ghb_message_dialog(GtkMessageType type, const gchar *message, const gchar *no, const gchar *yes)
1376 {
1377         GtkWidget *dialog;
1378         GtkResponseType response;
1379
1380         // Toss up a warning dialog
1381         dialog = gtk_message_dialog_new(NULL, GTK_DIALOG_MODAL,
1382                                                         type, GTK_BUTTONS_NONE,
1383                                                         "%s", message);
1384         gtk_dialog_add_buttons( GTK_DIALOG(dialog),
1385                                                    no, GTK_RESPONSE_NO,
1386                                                    yes, GTK_RESPONSE_YES, NULL);
1387         response = gtk_dialog_run(GTK_DIALOG(dialog));
1388         gtk_widget_destroy (dialog);
1389         if (response == GTK_RESPONSE_NO)
1390         {
1391                 return FALSE;
1392         }
1393         return TRUE;
1394 }
1395
1396 gboolean
1397 ghb_cancel_encode(const gchar *extra_msg)
1398 {
1399         GtkWidget *dialog;
1400         GtkResponseType response;
1401
1402         if (extra_msg == NULL) extra_msg = "";
1403         // Toss up a warning dialog
1404         dialog = gtk_message_dialog_new(NULL, GTK_DIALOG_MODAL,
1405                                 GTK_MESSAGE_WARNING, GTK_BUTTONS_NONE,
1406                                 "%sYour movie will be lost if you don't continue encoding.",
1407                                 extra_msg);
1408         gtk_dialog_add_buttons( GTK_DIALOG(dialog),
1409                                                    "Continue Encoding", GTK_RESPONSE_NO,
1410                                                    "Stop Encoding", GTK_RESPONSE_YES, NULL);
1411         response = gtk_dialog_run(GTK_DIALOG(dialog));
1412         gtk_widget_destroy (dialog);
1413         if (response == GTK_RESPONSE_NO) return FALSE;
1414         ghb_stop_queue();
1415         return TRUE;
1416 }
1417
1418 static void
1419 submit_job(GValue *settings)
1420 {
1421         static gint unique_id = 1;
1422         gchar *type, *modified, *preset;
1423         const GValue *path;
1424         gboolean preset_modified;
1425
1426         g_debug("submit_job");
1427         if (settings == NULL) return;
1428         preset_modified = ghb_settings_get_boolean(settings, "preset_modified");
1429         path = ghb_settings_get_value(settings, "preset");
1430         preset = ghb_preset_path_string(path);
1431         type = ghb_preset_is_custom() ? "Custom " : "";
1432         modified = preset_modified ? "Modified " : "";
1433         ghb_log("%s%sPreset: %s", modified, type, preset);
1434         g_free(preset);
1435
1436         ghb_settings_set_int(settings, "job_unique_id", unique_id);
1437         ghb_settings_set_int(settings, "job_status", GHB_QUEUE_RUNNING);
1438         ghb_add_job (settings, unique_id);
1439         ghb_start_queue();
1440         unique_id++;
1441 }
1442
1443 static void
1444 prune_logs(signal_user_data_t *ud)
1445 {
1446         gchar *dest_dir;
1447
1448         // Only prune logs stored in the default config dir location
1449         dest_dir = ghb_get_user_config_dir("EncodeLogs");
1450         if (g_file_test(dest_dir, G_FILE_TEST_IS_DIR))
1451         {
1452                 const gchar *file;
1453                 int week = 7*24*60*60;
1454                 GDir *gdir = g_dir_open(dest_dir, 0, NULL);
1455                 time_t now;
1456
1457                 now = time(NULL);
1458                 file = g_dir_read_name(gdir);
1459                 while (file)
1460                 {
1461                         gchar *path;
1462                         struct stat stbuf;
1463
1464                         path = g_strdup_printf("%s/%s", dest_dir, file);
1465                         g_stat(path, &stbuf);
1466                         if (now - stbuf.st_mtime > week)
1467                         {
1468                                 g_unlink(path);
1469                         }
1470                         g_free(path);
1471                         file = g_dir_read_name(gdir);
1472                 }
1473                 g_dir_close(gdir);
1474         }
1475         g_free(dest_dir);
1476         ghb_preview_cleanup(ud);
1477 }
1478
1479 static void
1480 queue_scan(signal_user_data_t *ud, GValue *js)
1481 {
1482         gchar *path;
1483         gint titlenum;
1484         time_t  _now;
1485         struct tm *now;
1486         gchar *log_path, *pos, *destname, *basename, *dest_dir;
1487
1488         _now = time(NULL);
1489         now = localtime(&_now);
1490         destname = ghb_settings_get_string(js, "destination");
1491         basename = g_path_get_basename(destname);
1492         if (ghb_settings_get_boolean(ud->settings, "EncodeLogLocation"))
1493         {
1494                 dest_dir = g_path_get_dirname (destname);
1495         }
1496         else
1497         {
1498                 dest_dir = ghb_get_user_config_dir("EncodeLogs");
1499         }
1500         g_free(destname);
1501         pos = g_strrstr( basename, "." );
1502         if (pos != NULL)
1503         {
1504                 *pos = 0;
1505         }
1506         log_path = g_strdup_printf("%s/%d-%02d-%02d %02d-%02d-%02d %s.log",
1507                 dest_dir,
1508                 now->tm_year + 1900, now->tm_mon + 1, now->tm_mday,
1509                 now->tm_hour, now->tm_min, now->tm_sec, basename);
1510         g_free(basename);
1511         g_free(dest_dir);
1512         if (ud->job_activity_log)
1513                 g_io_channel_unref(ud->job_activity_log);
1514         ud->job_activity_log = g_io_channel_new_file (log_path, "w", NULL);
1515         if (ud->job_activity_log)
1516         {
1517                 gchar *ver_str;
1518
1519                 ver_str = g_strdup_printf("Handbrake Version: %s (%d)\n",
1520                                                                         hb_get_version(NULL), hb_get_build(NULL));
1521                 g_io_channel_write_chars (ud->job_activity_log, ver_str,
1522                                                                         -1, NULL, NULL);
1523                 g_free(ver_str);
1524         }
1525         g_free(log_path);
1526
1527         path = ghb_settings_get_string( js, "source");
1528         titlenum = ghb_settings_get_int(js, "titlenum");
1529         ghb_backend_queue_scan(path, titlenum);
1530         g_free(path);
1531 }
1532
1533 GValue*
1534 ghb_start_next_job(signal_user_data_t *ud, gboolean find_first)
1535 {
1536         static gint current = 0;
1537         gint count, ii, jj;
1538         GValue *js;
1539         gint status;
1540
1541         g_debug("start_next_job");
1542         count = ghb_array_len(ud->queue);
1543         if (find_first)
1544         {       // Start the first pending item in the queue
1545                 current = 0;
1546                 for (ii = 0; ii < count; ii++)
1547                 {
1548
1549                         js = ghb_array_get_nth(ud->queue, ii);
1550                         status = ghb_settings_get_int(js, "job_status");
1551                         if (status == GHB_QUEUE_PENDING)
1552                         {
1553                                 current = ii;
1554                                 ghb_inhibit_gpm();
1555                                 queue_scan(ud, js);
1556                                 return js;
1557                         }
1558                 }
1559                 // Nothing pending
1560                 ghb_uninhibit_gpm();
1561                 return NULL;
1562         }
1563         // Find the next pending item after the current running item
1564         for (ii = 0; ii < count-1; ii++)
1565         {
1566                 js = ghb_array_get_nth(ud->queue, ii);
1567                 status = ghb_settings_get_int(js, "job_status");
1568                 if (status == GHB_QUEUE_RUNNING)
1569                 {
1570                         for (jj = ii+1; jj < count; jj++)
1571                         {
1572                                 js = ghb_array_get_nth(ud->queue, jj);
1573                                 status = ghb_settings_get_int(js, "job_status");
1574                                 if (status == GHB_QUEUE_PENDING)
1575                                 {
1576                                         current = jj;
1577                                         ghb_inhibit_gpm();
1578                                         queue_scan(ud, js);
1579                                         return js;
1580                                 }
1581                         }
1582                 }
1583         }
1584         // No running item found? Maybe it was deleted
1585         // Look for a pending item starting from the last index we started
1586         for (ii = current; ii < count; ii++)
1587         {
1588                 js = ghb_array_get_nth(ud->queue, ii);
1589                 status = ghb_settings_get_int(js, "job_status");
1590                 if (status == GHB_QUEUE_PENDING)
1591                 {
1592                         current = ii;
1593                         ghb_inhibit_gpm();
1594                         queue_scan(ud, js);
1595                         return js;
1596                 }
1597         }
1598         // Nothing found
1599         ghb_uninhibit_gpm();
1600         return NULL;
1601 }
1602
1603 static gint
1604 find_queue_job(GValue *queue, gint unique_id, GValue **job)
1605 {
1606         GValue *js;
1607         gint ii, count;
1608         gint job_unique_id;
1609
1610         *job = NULL;
1611         g_debug("find_queue_job");
1612         count = ghb_array_len(queue);
1613         for (ii = 0; ii < count; ii++)
1614         {
1615                 js = ghb_array_get_nth(queue, ii);
1616                 job_unique_id = ghb_settings_get_int(js, "job_unique_id");
1617                 if (job_unique_id == unique_id)
1618                 {
1619                         *job = js;
1620                         return ii;
1621                 }
1622         }
1623         return -1;
1624 }
1625
1626 gchar*
1627 working_status_string(signal_user_data_t *ud, ghb_instance_status_t *status)
1628 {
1629         gchar *task_str, *job_str, *status_str;
1630         gint qcount;
1631         gint index;
1632         GValue *js;
1633
1634         if (status->job_count > 1)
1635         {
1636                 task_str = g_strdup_printf("pass %d of %d, ",
1637                         status->job_cur, status->job_count);
1638         }
1639         else
1640         {
1641                 task_str = g_strdup("");
1642         }
1643         qcount = ghb_array_len(ud->queue);
1644         if (qcount > 1)
1645         {
1646                 index = find_queue_job(ud->queue, status->unique_id, &js);
1647                 job_str = g_strdup_printf("job %d of %d, ", index+1, qcount);
1648         }
1649         else
1650         {
1651                 job_str = g_strdup("");
1652         }
1653         if(status->seconds > -1)
1654         {
1655                 status_str= g_strdup_printf(
1656                         "Encoding: %s%s%.2f %%"
1657                         " (%.2f fps, avg %.2f fps, ETA %02dh%02dm%02ds)",
1658                         job_str, task_str,
1659                         100.0 * status->progress,
1660                         status->rate_cur, status->rate_avg, status->hours,
1661                         status->minutes, status->seconds );
1662         }
1663         else
1664         {
1665                 status_str= g_strdup_printf(
1666                         "Encoding: %s%s%.2f %%",
1667                         job_str, task_str,
1668                         100.0 * status->progress );
1669         }
1670         g_free(task_str);
1671         g_free(job_str);
1672         return status_str;
1673 }
1674
1675 static void
1676 ghb_backend_events(signal_user_data_t *ud)
1677 {
1678         ghb_status_t status;
1679         gchar *status_str;
1680         GtkProgressBar *progress;
1681         gint titleindex;
1682         GValue *js;
1683         gint index;
1684         GtkTreeView *treeview;
1685         GtkTreeStore *store;
1686         GtkTreeIter iter;
1687         static gint working = 0;
1688         static gboolean work_started = FALSE;
1689
1690         ghb_track_status();
1691         ghb_get_status(&status);
1692         progress = GTK_PROGRESS_BAR(GHB_WIDGET (ud->builder, "progressbar"));
1693         // First handle the status of title scans
1694         // Then handle the status of the queue
1695         if (status.scan.state & GHB_STATE_SCANNING)
1696         {
1697                 if (status.scan.title_cur == 0)
1698                 {
1699                         status_str = g_strdup ("Scanning...");
1700                 }
1701                 else
1702                 {
1703                         status_str = g_strdup_printf ("Scanning title %d of %d...",
1704                                                           status.scan.title_cur, status.scan.title_count );
1705                 }
1706                 gtk_progress_bar_set_text (progress, status_str);
1707                 g_free(status_str);
1708                 if (status.scan.title_count > 0)
1709                 {
1710                         gtk_progress_bar_set_fraction (progress,
1711                                 (gdouble)status.scan.title_cur / status.scan.title_count);
1712                 }
1713         }
1714         else if (status.scan.state & GHB_STATE_SCANDONE)
1715         {
1716                 status_str = g_strdup_printf ("Scan done");
1717                 gtk_progress_bar_set_text (progress, status_str);
1718                 g_free(status_str);
1719                 gtk_progress_bar_set_fraction (progress, 1.0);
1720
1721                 ghb_title_info_t tinfo;
1722
1723                 ghb_update_ui_combo_box(ud->builder, "title", 0, FALSE);
1724                 titleindex = ghb_longest_title();
1725                 ghb_ui_update(ud, "title", ghb_int64_value(titleindex));
1726
1727                 // Are there really any titles.
1728                 if (!ghb_get_title_info(&tinfo, titleindex))
1729                 {
1730                         GtkProgressBar *progress;
1731                         progress = GTK_PROGRESS_BAR(GHB_WIDGET (ud->builder, "progressbar"));
1732                         gtk_progress_bar_set_fraction (progress, 0);
1733                         gtk_progress_bar_set_text (progress, "No Source");
1734                 }
1735                 ghb_clear_scan_state(GHB_STATE_SCANDONE);
1736                 ghb_queue_buttons_grey(ud, work_started);
1737                 if (ghb_queue_edit_settings)
1738                 {
1739                         gint jstatus;
1740
1741                         jstatus = ghb_settings_get_int(ghb_queue_edit_settings, "job_status");
1742                         ghb_settings_to_ui(ud, ghb_queue_edit_settings);
1743                         ghb_set_audio(ud, ghb_queue_edit_settings);
1744                         if (jstatus == GHB_QUEUE_PENDING)
1745                         {
1746                                 ghb_value_free(ghb_queue_edit_settings);
1747                         }
1748                         ghb_queue_edit_settings = NULL;
1749                 }
1750         }
1751         else if (status.queue.state & GHB_STATE_SCANNING)
1752         {
1753                 status_str = g_strdup_printf ("Scanning ...");
1754                 gtk_progress_bar_set_text (progress, status_str);
1755                 g_free(status_str);
1756                 gtk_progress_bar_set_fraction (progress, 0);
1757         }
1758         else if (status.queue.state & GHB_STATE_SCANDONE)
1759         {
1760                 ghb_clear_queue_state(GHB_STATE_SCANDONE);
1761                 usleep(2000000);
1762                 submit_job(ud->current_job);
1763         }
1764         else if (status.queue.state & GHB_STATE_PAUSED)
1765         {
1766                 status_str = g_strdup_printf ("Paused");
1767                 gtk_progress_bar_set_text (progress, status_str);
1768                 g_free(status_str);
1769         }
1770         else if (status.queue.state & GHB_STATE_WORKING)
1771         {
1772                 status_str = working_status_string(ud, &status.queue);
1773                 gtk_progress_bar_set_text (progress, status_str);
1774                 gtk_progress_bar_set_fraction (progress, status.queue.progress);
1775                 g_free(status_str);
1776         }
1777         else if (status.queue.state & GHB_STATE_WORKDONE)
1778         {
1779                 gint qstatus;
1780
1781                 work_started = FALSE;
1782                 ghb_queue_buttons_grey(ud, FALSE);
1783                 index = find_queue_job(ud->queue, status.queue.unique_id, &js);
1784                 treeview = GTK_TREE_VIEW(GHB_WIDGET(ud->builder, "queue_list"));
1785                 store = GTK_TREE_STORE(gtk_tree_view_get_model(treeview));
1786                 if (ud->cancel_encode)
1787                         status.queue.error = GHB_ERROR_CANCELED;
1788                 switch( status.queue.error )
1789                 {
1790                         case GHB_ERROR_NONE:
1791                                 gtk_progress_bar_set_text( progress, "Rip done!" );
1792                                 qstatus = GHB_QUEUE_DONE;
1793                                 if (js != NULL)
1794                                 {
1795                                         gchar *path = g_strdup_printf ("%d", index);
1796                                         if (gtk_tree_model_get_iter_from_string(
1797                                                         GTK_TREE_MODEL(store), &iter, path))
1798                                         {
1799                                                 gtk_tree_store_set(store, &iter, 0, "hb-complete", -1);
1800                                         }
1801                                         g_free(path);
1802                                 }
1803                                 break;
1804                         case GHB_ERROR_CANCELED:
1805                                 gtk_progress_bar_set_text( progress, "Rip canceled." );
1806                                 qstatus = GHB_QUEUE_CANCELED;
1807                                 if (js != NULL)
1808                                 {
1809                                         gchar *path = g_strdup_printf ("%d", index);
1810                                         if (gtk_tree_model_get_iter_from_string(
1811                                                         GTK_TREE_MODEL(store), &iter, path))
1812                                         {
1813                                                 gtk_tree_store_set(store, &iter, 0, "hb-canceled", -1);
1814                                         }
1815                                         g_free(path);
1816                                 }
1817                                 break;
1818                         default:
1819                                 gtk_progress_bar_set_text( progress, "Rip failed.");
1820                                 qstatus = GHB_QUEUE_CANCELED;
1821                                 if (js != NULL)
1822                                 {
1823                                         gchar *path = g_strdup_printf ("%d", index);
1824                                         if (gtk_tree_model_get_iter_from_string(
1825                                                         GTK_TREE_MODEL(store), &iter, path))
1826                                         {
1827                                                 gtk_tree_store_set(store, &iter, 0, "hb-canceled", -1);
1828                                         }
1829                                         g_free(path);
1830                                 }
1831                 }
1832                 gtk_progress_bar_set_fraction (progress, 1.0);
1833                 ghb_clear_queue_state(GHB_STATE_WORKDONE);
1834                 if (ud->job_activity_log)
1835                         g_io_channel_unref(ud->job_activity_log);
1836                 ud->job_activity_log = NULL;
1837                 if (!ud->cancel_encode)
1838                 {
1839                         ud->current_job = ghb_start_next_job(ud, FALSE);
1840                 }
1841                 else
1842                 {
1843                         ghb_uninhibit_gpm();
1844                         ud->current_job = NULL;
1845                 }
1846                 if (js)
1847                         ghb_settings_set_int(js, "job_status", qstatus);
1848                 ghb_save_queue(ud->queue);
1849                 ud->cancel_encode = FALSE;
1850         }
1851         else if (status.queue.state & GHB_STATE_MUXING)
1852         {
1853                 gtk_progress_bar_set_text(progress, "Muxing: this may take awhile...");
1854         }
1855         if (status.queue.state & GHB_STATE_SCANNING)
1856         {
1857                 // This needs to be in scanning and working since scanning
1858                 // happens fast enough that it can be missed
1859                 if (!work_started)
1860                 {
1861                         work_started = TRUE;
1862                         ghb_queue_buttons_grey(ud, TRUE);
1863                 }
1864         }
1865         if (status.queue.state & GHB_STATE_WORKING)
1866         {
1867                 // This needs to be in scanning and working since scanning
1868                 // happens fast enough that it can be missed
1869                 if (!work_started)
1870                 {
1871                         work_started = TRUE;
1872                         ghb_queue_buttons_grey(ud, TRUE);
1873                 }
1874                 index = find_queue_job(ud->queue, status.queue.unique_id, &js);
1875                 if (status.queue.unique_id != 0 && index >= 0)
1876                 {
1877                         gchar working_icon[] = "hb-working0";
1878                         working_icon[10] = '0' + working;
1879                         working = (working+1) % 6;
1880                         treeview = GTK_TREE_VIEW(GHB_WIDGET(ud->builder, "queue_list"));
1881                         store = GTK_TREE_STORE(gtk_tree_view_get_model(treeview));
1882                         gchar *path = g_strdup_printf ("%d", index);
1883                         if (gtk_tree_model_get_iter_from_string(
1884                                         GTK_TREE_MODEL(store), &iter, path))
1885                         {
1886                                 gtk_tree_store_set(store, &iter, 0, working_icon, -1);
1887                         }
1888                         g_free(path);
1889                 }
1890                 GtkLabel *label;
1891                 gchar *status_str;
1892
1893                 status_str = working_status_string(ud, &status.queue);
1894                 label = GTK_LABEL(GHB_WIDGET(ud->builder, "queue_status"));
1895                 gtk_label_set_text (label, status_str);
1896                 g_free(status_str);
1897         }
1898         if (status.scan.state & GHB_STATE_WORKING)
1899         {
1900                 GtkProgressBar *live_progress;
1901                 live_progress = GTK_PROGRESS_BAR(
1902                         GHB_WIDGET(ud->builder, "live_encode_progress"));
1903                 status_str = working_status_string(ud, &status.scan);
1904                 gtk_progress_bar_set_text (live_progress, status_str);
1905                 gtk_progress_bar_set_fraction (live_progress, status.scan.progress);
1906                 g_free(status_str);
1907         }
1908         if (status.scan.state & GHB_STATE_WORKDONE)
1909         {
1910                 switch( status.scan.error )
1911                 {
1912                         case GHB_ERROR_NONE:
1913                         {
1914                                 ghb_live_encode_done(ud, TRUE);
1915                         } break;
1916                         default:
1917                         {
1918                                 ghb_live_encode_done(ud, FALSE);
1919                         } break;
1920                 }
1921                 ghb_clear_scan_state(GHB_STATE_WORKDONE);
1922         }
1923 }
1924
1925 gboolean
1926 ghb_timer_cb(gpointer data)
1927 {
1928         signal_user_data_t *ud = (signal_user_data_t*)data;
1929
1930         ghb_live_preview_progress(ud);
1931         ghb_backend_events(ud);
1932         if (update_default_destination)
1933         {
1934                 gchar *dest, *dest_dir, *def_dest;
1935                 dest = ghb_settings_get_string(ud->settings, "destination");
1936                 dest_dir = g_path_get_dirname (dest);
1937                 def_dest = ghb_settings_get_string(ud->settings, "destination_dir");
1938                 if (strcmp(dest_dir, def_dest) != 0)
1939                 {
1940                         ghb_settings_set_string (ud->settings, "destination_dir", dest_dir);
1941                         ghb_pref_save (ud->settings, "destination_dir");
1942                 }
1943                 g_free(dest);
1944                 g_free(dest_dir);
1945                 g_free(def_dest);
1946                 update_default_destination = FALSE;
1947         }
1948         if (update_preview)
1949         {
1950                 ghb_set_preview_image (ud);
1951                 update_preview = FALSE;
1952         }
1953         return TRUE;
1954 }
1955
1956 gboolean
1957 ghb_log_cb(GIOChannel *source, GIOCondition cond, gpointer data)
1958 {
1959         gchar *text = NULL;
1960         gsize length;
1961         GtkTextView *textview;
1962         GtkTextBuffer *buffer;
1963         GtkTextIter iter;
1964         GtkTextMark *mark;
1965         GError *gerror = NULL;
1966         GIOStatus status;
1967
1968         signal_user_data_t *ud = (signal_user_data_t*)data;
1969
1970         status = g_io_channel_read_line (source, &text, &length, NULL, &gerror);
1971         if (text != NULL)
1972         {
1973                 GdkWindow *window;
1974                 gint width, height;
1975                 gint x, y;
1976                 gboolean bottom = FALSE;
1977
1978                 textview = GTK_TEXT_VIEW(GHB_WIDGET (ud->builder, "activity_view"));
1979                 buffer = gtk_text_view_get_buffer (textview);
1980                 // I would like to auto-scroll the window when the scrollbar
1981                 // is at the bottom,
1982                 // must determine whether the insert point is at
1983                 // the bottom of the window
1984                 window = gtk_text_view_get_window(textview, GTK_TEXT_WINDOW_TEXT);
1985                 if (window != NULL)
1986                 {
1987                         gdk_drawable_get_size(GDK_DRAWABLE(window), &width, &height);
1988                         gtk_text_view_window_to_buffer_coords(textview,
1989                                 GTK_TEXT_WINDOW_TEXT, width, height, &x, &y);
1990                         gtk_text_view_get_iter_at_location(textview, &iter, x, y);
1991                         if (gtk_text_iter_is_end(&iter))
1992                         {
1993                                 bottom = TRUE;
1994                         }
1995                 }
1996                 else
1997                 {
1998                         // If the window isn't available, assume bottom
1999                         bottom = TRUE;
2000                 }
2001                 gtk_text_buffer_get_end_iter(buffer, &iter);
2002                 gtk_text_buffer_insert(buffer, &iter, text, -1);
2003                 if (bottom)
2004                 {
2005                         gtk_text_buffer_get_end_iter(buffer, &iter);
2006                         mark = gtk_text_buffer_create_mark(buffer, NULL, &iter, FALSE);
2007                         gtk_text_view_scroll_mark_onscreen(textview, mark);
2008                         gtk_text_buffer_delete_mark(buffer, mark);
2009                 }
2010                 g_io_channel_write_chars (ud->activity_log, text,
2011                                                                 length, &length, NULL);
2012                 g_io_channel_flush(ud->activity_log, NULL);
2013                 if (ud->job_activity_log)
2014                 {
2015                         g_io_channel_write_chars (ud->job_activity_log, text,
2016                                                                         length, &length, NULL);
2017                         g_io_channel_flush(ud->job_activity_log, NULL);
2018                 }
2019                 g_free(text);
2020         }
2021         if (status != G_IO_STATUS_NORMAL)
2022         {
2023                 // This should never happen, but if it does I would get into an
2024                 // infinite loop.  Returning false removes this callback.
2025                 g_warning("Error while reading activity from pipe");
2026                 if (gerror != NULL)
2027                 {
2028                         g_warning("%s", gerror->message);
2029                         g_error_free (gerror);
2030                 }
2031                 return FALSE;
2032         }
2033         if (gerror != NULL)
2034                 g_error_free (gerror);
2035         return TRUE;
2036 }
2037
2038 static void
2039 set_visible(GtkWidget *widget, gboolean visible)
2040 {
2041         if (visible)
2042         {
2043                 gtk_widget_show_now(widget);
2044         }
2045         else
2046         {
2047                 gtk_widget_hide(widget);
2048         }
2049 }
2050
2051 void
2052 show_activity_clicked_cb(GtkWidget *xwidget, signal_user_data_t *ud)
2053 {
2054         GtkWidget *widget = GHB_WIDGET (ud->builder, "activity_window");
2055         set_visible(widget, gtk_toggle_tool_button_get_active(
2056                                                 GTK_TOGGLE_TOOL_BUTTON(xwidget)));
2057 }
2058
2059 void
2060 show_activity_menu_clicked_cb(GtkWidget *xwidget, signal_user_data_t *ud)
2061 {
2062         GtkWidget *widget = GHB_WIDGET (ud->builder, "activity_window");
2063         set_visible(widget, TRUE);
2064         widget = GHB_WIDGET (ud->builder, "show_activity");
2065         gtk_toggle_tool_button_set_active(GTK_TOGGLE_TOOL_BUTTON(widget), TRUE);
2066 }
2067
2068 gboolean
2069 activity_window_delete_cb(GtkWidget *xwidget, GdkEvent *event, signal_user_data_t *ud)
2070 {
2071         set_visible(xwidget, FALSE);
2072         GtkWidget *widget = GHB_WIDGET (ud->builder, "show_activity");
2073         gtk_toggle_tool_button_set_active(GTK_TOGGLE_TOOL_BUTTON(widget), FALSE);
2074         return TRUE;
2075 }
2076
2077 void
2078 ghb_log(gchar *log, ...)
2079 {
2080         va_list args;
2081         time_t _now;
2082     struct tm *now;
2083         gchar fmt[362];
2084
2085         _now = time(NULL);
2086         now = localtime( &_now );
2087         snprintf(fmt, 362, "[%02d:%02d:%02d] lingui: %s\n",
2088                         now->tm_hour, now->tm_min, now->tm_sec, log);
2089         va_start(args, log);
2090         vfprintf(stderr, fmt, args);
2091         va_end(args);
2092 }
2093
2094 static void
2095 browse_url(const gchar *url)
2096 {
2097         gboolean result;
2098         char *argv[] =
2099                 {"xdg-open",NULL,NULL,NULL};
2100         argv[1] = (gchar*)url;
2101         result = g_spawn_async(NULL, argv, NULL, G_SPAWN_SEARCH_PATH, NULL,
2102                                 NULL, NULL, NULL);
2103         if (result) return;
2104
2105         argv[0] = "gnome-open";
2106         result = g_spawn_async(NULL, argv, NULL, G_SPAWN_SEARCH_PATH, NULL,
2107                                 NULL, NULL, NULL);
2108         if (result) return;
2109
2110         argv[0] = "kfmclient";
2111         argv[1] = "exec";
2112         argv[2] = "http://trac.handbrake.fr/wiki/HandBrakeGuide";
2113         result = g_spawn_async(NULL, argv, NULL, G_SPAWN_SEARCH_PATH, NULL,
2114                                 NULL, NULL, NULL);
2115         if (result) return;
2116
2117         argv[0] = "firefox";
2118         argv[1] = "http://trac.handbrake.fr/wiki/HandBrakeGuide";
2119         argv[2] = NULL;
2120         result = g_spawn_async(NULL, argv, NULL, G_SPAWN_SEARCH_PATH, NULL,
2121                                 NULL, NULL, NULL);
2122 }
2123
2124 void
2125 about_web_hook(GtkAboutDialog *about, const gchar *link, gpointer data)
2126 {
2127         browse_url(link);
2128 }
2129
2130 void
2131 about_activate_cb(GtkWidget *xwidget, signal_user_data_t *ud)
2132 {
2133         GtkWidget *widget = GHB_WIDGET (ud->builder, "hb_about");
2134         gchar *ver;
2135
2136         ver = g_strdup_printf("%s (%s)", HB_PROJECT_VERSION, HB_PROJECT_BUILD_ARCH);
2137         gtk_about_dialog_set_url_hook(about_web_hook, NULL, NULL);
2138         gtk_about_dialog_set_version(GTK_ABOUT_DIALOG(widget), ver);
2139         g_free(ver);
2140         gtk_about_dialog_set_website(GTK_ABOUT_DIALOG(widget),
2141                                                                 HB_PROJECT_URL_WEBSITE);
2142         gtk_about_dialog_set_website_label(GTK_ABOUT_DIALOG(widget),
2143                                                                                 HB_PROJECT_URL_WEBSITE);
2144         gtk_widget_show (widget);
2145 }
2146
2147 void
2148 guide_activate_cb(GtkWidget *xwidget, signal_user_data_t *ud)
2149 {
2150         browse_url("http://trac.handbrake.fr/wiki/HandBrakeGuide");
2151 }
2152
2153 void
2154 hb_about_response_cb(GtkWidget *widget, gint response, signal_user_data_t *ud)
2155 {
2156         gtk_widget_hide (widget);
2157 }
2158
2159 void
2160 show_queue_clicked_cb(GtkWidget *xwidget, signal_user_data_t *ud)
2161 {
2162         GtkWidget *widget = GHB_WIDGET (ud->builder, "queue_window");
2163         set_visible(widget, gtk_toggle_tool_button_get_active(
2164                                                 GTK_TOGGLE_TOOL_BUTTON(xwidget)));
2165 }
2166
2167 void
2168 show_queue_menu_clicked_cb(GtkWidget *xwidget, signal_user_data_t *ud)
2169 {
2170         GtkWidget *widget = GHB_WIDGET (ud->builder, "queue_window");
2171         set_visible(widget, TRUE);
2172         widget = GHB_WIDGET (ud->builder, "show_queue");
2173         gtk_toggle_tool_button_set_active(GTK_TOGGLE_TOOL_BUTTON(widget), TRUE);
2174 }
2175
2176 gboolean
2177 queue_window_delete_cb(GtkWidget *xwidget, GdkEvent *event, signal_user_data_t *ud)
2178 {
2179         set_visible(xwidget, FALSE);
2180         GtkWidget *widget = GHB_WIDGET (ud->builder, "show_queue");
2181         gtk_toggle_tool_button_set_active(GTK_TOGGLE_TOOL_BUTTON(widget), FALSE);
2182         return TRUE;
2183 }
2184
2185 void
2186 show_presets_toggled_cb(GtkWidget *action, signal_user_data_t *ud)
2187 {
2188         GtkWidget *widget;
2189         GtkWindow *hb_window;
2190
2191         g_debug("show_presets_clicked_cb ()");
2192         widget = GHB_WIDGET (ud->builder, "presets_frame");
2193         ghb_widget_to_setting(ud->settings, action);
2194         if (ghb_settings_get_boolean(ud->settings, "show_presets"))
2195         {
2196                 gtk_widget_show_now(widget);
2197         }
2198         else
2199         {
2200                 gtk_widget_hide(widget);
2201                 hb_window = GTK_WINDOW(GHB_WIDGET (ud->builder, "hb_window"));
2202                 gtk_window_resize(hb_window, 16, 16);
2203         }
2204         ghb_pref_save(ud->settings, "show_presets");
2205 }
2206
2207 static void
2208 update_chapter_list(signal_user_data_t *ud)
2209 {
2210         GtkTreeView *treeview;
2211         GtkTreeIter iter;
2212         GtkListStore *store;
2213         gboolean done;
2214         GValue *chapters;
2215         gint titleindex, ii;
2216         gint count;
2217
2218         g_debug("update_chapter_list ()");
2219         titleindex = ghb_settings_combo_int(ud->settings, "title");
2220         chapters = ghb_get_chapters(titleindex);
2221         count = ghb_array_len(chapters);
2222         if (chapters)
2223                 ghb_settings_set_value(ud->settings, "chapter_list", chapters);
2224
2225         treeview = GTK_TREE_VIEW(GHB_WIDGET(ud->builder, "chapters_list"));
2226         store = GTK_LIST_STORE(gtk_tree_view_get_model(treeview));
2227         ii = 0;
2228         if (gtk_tree_model_get_iter_first(GTK_TREE_MODEL(store), &iter))
2229         {
2230                 do
2231                 {
2232
2233                         if (ii < count)
2234                         {
2235                                 gchar *chapter;
2236
2237                                 // Update row with settings data
2238                                 g_debug("Updating row");
2239                                 chapter = ghb_value_string(ghb_array_get_nth(chapters, ii));
2240                                 gtk_list_store_set(store, &iter,
2241                                         0, ii+1,
2242                                         1, chapter,
2243                                         2, TRUE,
2244                                         -1);
2245                                 g_free(chapter);
2246                                 ii++;
2247                                 done = !gtk_tree_model_iter_next(GTK_TREE_MODEL(store), &iter);
2248                         }
2249                         else
2250                         {
2251                                 // No more settings data, remove row
2252                                 g_debug("Removing row");
2253                                 done = !gtk_list_store_remove(store, &iter);
2254                         }
2255                 } while (!done);
2256         }
2257         while (ii < count)
2258         {
2259                 gchar *chapter;
2260
2261                 // Additional settings, add row
2262                 g_debug("Adding row");
2263                 chapter = ghb_value_string(ghb_array_get_nth(chapters, ii));
2264                 gtk_list_store_append(store, &iter);
2265                 gtk_list_store_set(store, &iter,
2266                         0, ii+1,
2267                         1, chapter,
2268                         2, TRUE,
2269                         -1);
2270                 g_free(chapter);
2271                 ii++;
2272         }
2273 }
2274
2275 static gint chapter_edit_key = 0;
2276
2277 gboolean
2278 chapter_keypress_cb(
2279         GhbCellRendererText *cell,
2280         GdkEventKey *event,
2281         signal_user_data_t *ud)
2282 {
2283         chapter_edit_key = event->keyval;
2284         return FALSE;
2285 }
2286
2287 void
2288 chapter_edited_cb(
2289         GhbCellRendererText *cell,
2290         gchar *path,
2291         gchar *text,
2292         signal_user_data_t *ud)
2293 {
2294         GtkTreePath *treepath;
2295         GtkListStore *store;
2296         GtkTreeView *treeview;
2297         GtkTreeIter iter;
2298         gint index;
2299         gint *pi;
2300         gint row;
2301
2302         g_debug("chapter_edited_cb ()");
2303         g_debug("path (%s)", path);
2304         g_debug("text (%s)", text);
2305         treeview = GTK_TREE_VIEW(GHB_WIDGET(ud->builder, "chapters_list"));
2306         store = GTK_LIST_STORE(gtk_tree_view_get_model(treeview));
2307         treepath = gtk_tree_path_new_from_string (path);
2308         pi = gtk_tree_path_get_indices(treepath);
2309         row = pi[0];
2310         gtk_tree_model_get_iter(GTK_TREE_MODEL(store), &iter, treepath);
2311         gtk_list_store_set(store, &iter,
2312                 1, text,
2313                 2, TRUE,
2314                 -1);
2315         gtk_tree_model_get(GTK_TREE_MODEL(store), &iter, 0, &index, -1);
2316
2317         const GValue *chapters;
2318         GValue *chapter;
2319
2320         chapters = ghb_settings_get_value(ud->settings, "chapter_list");
2321         chapter = ghb_array_get_nth(chapters, index-1);
2322         g_value_set_string(chapter, text);
2323         if ((chapter_edit_key == GDK_Return || chapter_edit_key == GDK_Down) &&
2324                 gtk_tree_model_iter_next(GTK_TREE_MODEL(store), &iter))
2325         {
2326                 GtkTreeViewColumn *column;
2327
2328                 gtk_tree_path_next(treepath);
2329                 // When a cell has been edited, I want to advance to the
2330                 // next cell and start editing it automaitcally.
2331                 // Unfortunately, we may not be in a state here where
2332                 // editing is allowed.  This happens when the user selects
2333                 // a new cell with the mouse instead of just hitting enter.
2334                 // Some kind of Gtk quirk.  widget_editable==NULL assertion.
2335                 // Editing is enabled again once the selection event has been
2336                 // processed.  So I'm queueing up a callback to be called
2337                 // when things go idle.  There, I will advance to the next
2338                 // cell and initiate editing.
2339                 //
2340                 // Now, you might be asking why I don't catch the keypress
2341                 // event and determine what action to take based on that.
2342                 // The Gtk developers in their infinite wisdom have made the
2343                 // actual GtkEdit widget being used a private member of
2344                 // GtkCellRendererText, so it can not be accessed to hang a
2345                 // signal handler off of.  And they also do not propagate the
2346                 // keypress signals in any other way.  So that information is lost.
2347                 //g_idle_add((GSourceFunc)next_cell, ud);
2348                 //
2349                 // Keeping the above comment for posterity.
2350                 // I got industrious and made my own CellTextRendererText that
2351                 // passes on the key-press-event. So now I have much better
2352                 // control of this.
2353                 column = gtk_tree_view_get_column(treeview, 1);
2354                 gtk_tree_view_set_cursor(treeview, treepath, column, TRUE);
2355         }
2356         else if (chapter_edit_key == GDK_Up && row > 0)
2357         {
2358                 GtkTreeViewColumn *column;
2359                 gtk_tree_path_prev(treepath);
2360                 column = gtk_tree_view_get_column(treeview, 1);
2361                 gtk_tree_view_set_cursor(treeview, treepath, column, TRUE);
2362         }
2363         gtk_tree_path_free (treepath);
2364 }
2365
2366 void
2367 chapter_list_selection_changed_cb(GtkTreeSelection *selection, signal_user_data_t *ud)
2368 {
2369         g_debug("chapter_list_selection_changed_cb ()");
2370         //chapter_selection_changed = TRUE;
2371 }
2372
2373 void
2374 debug_log_handler(const gchar *domain, GLogLevelFlags flags, const gchar *msg, gpointer data)
2375 {
2376         signal_user_data_t *ud = (signal_user_data_t*)data;
2377
2378         if (ud->debug)
2379         {
2380                 printf("%s: %s\n", domain, msg);
2381         }
2382 }
2383
2384 void
2385 warn_log_handler(const gchar *domain, GLogLevelFlags flags, const gchar *msg, gpointer data)
2386 {
2387         printf("mywarning\n");
2388         printf("%s: %s\n", domain, msg);
2389 }
2390
2391 void
2392 ghb_hbfd(signal_user_data_t *ud, gboolean hbfd)
2393 {
2394         GtkWidget *widget;
2395         g_debug("ghb_hbfd");
2396         widget = GHB_WIDGET(ud->builder, "queue_pause1");
2397         set_visible(widget, !hbfd);
2398         widget = GHB_WIDGET(ud->builder, "queue_add");
2399         set_visible(widget, !hbfd);
2400         widget = GHB_WIDGET(ud->builder, "show_queue");
2401         set_visible(widget, !hbfd);
2402         widget = GHB_WIDGET(ud->builder, "show_activity");
2403         set_visible(widget, !hbfd);
2404
2405         widget = GHB_WIDGET(ud->builder, "chapter_box");
2406         set_visible(widget, !hbfd);
2407         widget = GHB_WIDGET(ud->builder, "container_box");
2408         set_visible(widget, !hbfd);
2409         widget = GHB_WIDGET(ud->builder, "settings_box");
2410         set_visible(widget, !hbfd);
2411         widget = GHB_WIDGET(ud->builder, "presets_save");
2412         set_visible(widget, !hbfd);
2413         widget = GHB_WIDGET(ud->builder, "presets_remove");
2414         set_visible(widget, !hbfd);
2415         widget = GHB_WIDGET (ud->builder, "hb_window");
2416         gtk_window_resize(GTK_WINDOW(widget), 16, 16);
2417
2418 }
2419
2420 void
2421 hbfd_toggled_cb(GtkWidget *widget, signal_user_data_t *ud)
2422 {
2423         g_debug("hbfd_toggled_cb");
2424         ghb_widget_to_setting (ud->settings, widget);
2425         gboolean hbfd = ghb_settings_get_boolean(ud->settings, "hbfd");
2426         ghb_hbfd(ud, hbfd);
2427         ghb_pref_save(ud->settings, "hbfd");
2428 }
2429
2430 void
2431 pref_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
2432 {
2433         g_debug("pref_changed_cb");
2434         ghb_widget_to_setting (ud->settings, widget);
2435         ghb_check_dependency(ud, widget);
2436         const gchar *name = gtk_widget_get_name(widget);
2437         ghb_pref_save(ud->settings, name);
2438 }
2439
2440 void
2441 vqual_granularity_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
2442 {
2443         g_debug("vqual_granularity_changed_cb");
2444         ghb_widget_to_setting (ud->settings, widget);
2445         ghb_check_dependency(ud, widget);
2446
2447         const gchar *name = gtk_widget_get_name(widget);
2448         ghb_pref_save(ud->settings, name);
2449
2450         gdouble vqmin, vqmax, step, page;
2451         gboolean inverted;
2452         gint digits;
2453
2454         ghb_vquality_range(ud, &vqmin, &vqmax, &step, &page, &digits, &inverted);
2455         GtkWidget *qp = GHB_WIDGET(ud->builder, "VideoQualitySlider");
2456         gtk_range_set_increments (GTK_RANGE(qp), step, page);
2457 }
2458
2459 void
2460 tweaks_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
2461 {
2462         g_debug("tweaks_changed_cb");
2463         ghb_widget_to_setting (ud->settings, widget);
2464         const gchar *name = gtk_widget_get_name(widget);
2465         ghb_pref_save(ud->settings, name);
2466 }
2467
2468 void
2469 hbfd_feature_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
2470 {
2471         g_debug("hbfd_feature_changed_cb");
2472         ghb_widget_to_setting (ud->settings, widget);
2473         const gchar *name = gtk_widget_get_name(widget);
2474         ghb_pref_save(ud->settings, name);
2475
2476         gboolean hbfd = ghb_settings_get_boolean(ud->settings, "hbfd_feature");
2477         GtkAction *action;
2478         if (hbfd)
2479         {
2480                 const GValue *val;
2481                 val = ghb_settings_get_value(ud->settings, "hbfd");
2482                 ghb_ui_update(ud, "hbfd", val);
2483         }
2484         action = GHB_ACTION (ud->builder, "hbfd");
2485         gtk_action_set_visible(action, hbfd);
2486 }
2487
2488 void
2489 ghb_file_menu_add_dvd(signal_user_data_t *ud)
2490 {
2491         GList *link, *drives;
2492
2493         GtkActionGroup *agroup = GTK_ACTION_GROUP(
2494                 gtk_builder_get_object(ud->builder, "actiongroup1"));
2495         GtkUIManager *ui = GTK_UI_MANAGER(
2496                 gtk_builder_get_object(ud->builder, "uimanager1"));
2497         guint merge_id = gtk_ui_manager_new_merge_id(ui);
2498
2499         link = drives = dvd_device_list();
2500         while (link != NULL)
2501         {
2502                 gchar *name = (gchar*)link->data;
2503                 // Create action for this drive
2504                 GtkAction *action = gtk_action_new(name, name,
2505                         "Scan this DVD source", "gtk-cdrom");
2506                 // Add action to action group
2507                 gtk_action_group_add_action_with_accel(agroup, action, "");
2508                 // Add to ui manager
2509                 gtk_ui_manager_add_ui(ui, merge_id,
2510                         "ui/menubar1/menuitem1/quit1", name, name,
2511                         GTK_UI_MANAGER_AUTO, TRUE);
2512                 // Connect signal to action (menu item)
2513                 g_signal_connect(action, "activate",
2514                         (GCallback)dvd_source_activate_cb, ud);
2515                 g_free(name);
2516                 link = link->next;
2517         }
2518         g_list_free(drives);
2519
2520         // Add separator
2521         gtk_ui_manager_add_ui(ui, merge_id,
2522                 "ui/menubar1/menuitem1/quit1", "", NULL,
2523                 GTK_UI_MANAGER_AUTO, TRUE);
2524 }
2525
2526 gboolean ghb_is_cd(GDrive *gd);
2527
2528 static GList*
2529 dvd_device_list()
2530 {
2531         GVolumeMonitor *gvm;
2532         GList *drives, *link;
2533         GList *dvd_devices = NULL;
2534
2535         gvm = g_volume_monitor_get ();
2536         drives = g_volume_monitor_get_connected_drives (gvm);
2537         link = drives;
2538         while (link != NULL)
2539         {
2540                 GDrive *gd;
2541
2542                 gd = (GDrive*)link->data;
2543                 if (ghb_is_cd(gd))
2544                 {
2545                         gchar *device;
2546                         device = g_drive_get_identifier(gd, G_VOLUME_IDENTIFIER_KIND_UNIX_DEVICE);
2547                         dvd_devices = g_list_append(dvd_devices, (gpointer)device);
2548                 }
2549                 g_object_unref (gd);
2550                 link = link->next;
2551         }
2552         g_list_free(drives);
2553         return dvd_devices;
2554 }
2555
2556 static LibHalContext *hal_ctx;
2557
2558 gboolean
2559 ghb_is_cd(GDrive *gd)
2560 {
2561         gchar *device;
2562         LibHalDrive *halDrive;
2563         LibHalDriveType dtype;
2564
2565         device = g_drive_get_identifier(gd, G_VOLUME_IDENTIFIER_KIND_UNIX_DEVICE);
2566         halDrive = libhal_drive_from_device_file (hal_ctx, device);
2567         dtype = libhal_drive_get_type(halDrive);
2568         libhal_drive_free(halDrive);
2569         g_free(device);
2570         return (dtype == LIBHAL_DRIVE_TYPE_CDROM);
2571 }
2572
2573 void
2574 drive_changed_cb(GVolumeMonitor *gvm, GDrive *gd, signal_user_data_t *ud)
2575 {
2576         gchar *device;
2577         gint state = ghb_get_scan_state();
2578         static gboolean first_time = TRUE;
2579
2580         if (state != GHB_STATE_IDLE) return;
2581         if (ud->current_dvd_device == NULL) return;
2582         // A drive change event happens when the program initially starts
2583         // and I don't want to automatically scan at that time.
2584         if (first_time)
2585         {
2586                 first_time = FALSE;
2587                 return;
2588         }
2589         device = g_drive_get_identifier(gd, G_VOLUME_IDENTIFIER_KIND_UNIX_DEVICE);
2590
2591         // DVD insertion detected.  Scan it.
2592         if (strcmp(device, ud->current_dvd_device) == 0)
2593         {
2594                 if (g_drive_has_media (gd))
2595                 {
2596                         GtkProgressBar *progress;
2597                         progress = GTK_PROGRESS_BAR(GHB_WIDGET (ud->builder, "progressbar"));
2598                         gtk_progress_bar_set_text (progress, "Scanning ...");
2599                         gtk_progress_bar_set_fraction (progress, 0);
2600                         update_source_label(ud, device);
2601                         ghb_hb_cleanup(TRUE);
2602                         prune_logs(ud);
2603                         gint preview_count;
2604                         preview_count = ghb_settings_get_int(ud->settings, "preview_count");
2605                         ghb_backend_scan(device, 0, preview_count);
2606                 }
2607                 else
2608                 {
2609                         ghb_hb_cleanup(TRUE);
2610                         prune_logs(ud);
2611                         ghb_backend_scan("/dev/null", 0, 1);
2612                 }
2613         }
2614         g_free(device);
2615 }
2616
2617
2618 static void
2619 dbus_init (void)
2620 {
2621         dbus_g_thread_init();
2622 }
2623
2624 #define GPM_DBUS_SERVICE                        "org.freedesktop.PowerManagement"
2625 #define GPM_DBUS_INHIBIT_PATH           "/org/freedesktop/PowerManagement/Inhibit"
2626 #define GPM_DBUS_INHIBIT_INTERFACE      "org.freedesktop.PowerManagement.Inhibit"
2627 static gboolean gpm_inhibited = FALSE;
2628 static guint gpm_cookie = -1;
2629
2630 void
2631 ghb_inhibit_gpm()
2632 {
2633         DBusGConnection *conn;
2634         DBusGProxy      *proxy;
2635         GError *error = NULL;
2636         gboolean res;
2637
2638
2639         if (gpm_inhibited)
2640         {
2641                 // Already inhibited
2642                 return;
2643         }
2644         g_debug("ghb_inhibit_gpm()");
2645         conn = dbus_g_bus_get(DBUS_BUS_SESSION, &error);
2646         if (error != NULL)
2647         {
2648                 g_debug("DBUS cannot connect: %s", error->message);
2649                 g_error_free(error);
2650                 return;
2651         }
2652         proxy = dbus_g_proxy_new_for_name(conn, GPM_DBUS_SERVICE,
2653                                                         GPM_DBUS_INHIBIT_PATH, GPM_DBUS_INHIBIT_INTERFACE);
2654         if (proxy == NULL)
2655         {
2656                 g_debug("Could not get DBUS proxy: %s", GPM_DBUS_SERVICE);
2657                 dbus_g_connection_unref(conn);
2658                 return;
2659         }
2660         res = dbus_g_proxy_call(proxy, "Inhibit", &error,
2661                                                         G_TYPE_STRING, "ghb",
2662                                                         G_TYPE_STRING, "Encoding",
2663                                                         G_TYPE_INVALID,
2664                                                         G_TYPE_UINT, &gpm_cookie,
2665                                                         G_TYPE_INVALID);
2666         if (!res)
2667         {
2668                 g_warning("Inhibit method failed");
2669                 gpm_cookie = -1;
2670         }
2671         if (error != NULL)
2672         {
2673                 g_warning("Inhibit problem: %s", error->message);
2674                 g_error_free(error);
2675                 gpm_cookie = -1;
2676         }
2677         gpm_inhibited = TRUE;
2678         g_object_unref(G_OBJECT(proxy));
2679         dbus_g_connection_unref(conn);
2680 }
2681
2682 void
2683 ghb_uninhibit_gpm()
2684 {
2685         DBusGConnection *conn;
2686         DBusGProxy      *proxy;
2687         GError *error = NULL;
2688         gboolean res;
2689
2690         g_debug("ghb_uninhibit_gpm() gpm_cookie %u", gpm_cookie);
2691
2692         if (!gpm_inhibited)
2693         {
2694                 // Not inhibited
2695                 return;
2696         }
2697         conn = dbus_g_bus_get(DBUS_BUS_SESSION, &error);
2698         if (error != NULL)
2699         {
2700                 g_debug("DBUS cannot connect: %s", error->message);
2701                 g_error_free(error);
2702                 return;
2703         }
2704         proxy = dbus_g_proxy_new_for_name(conn, GPM_DBUS_SERVICE,
2705                                                         GPM_DBUS_INHIBIT_PATH, GPM_DBUS_INHIBIT_INTERFACE);
2706         if (proxy == NULL)
2707         {
2708                 g_debug("Could not get DBUS proxy: %s", GPM_DBUS_SERVICE);
2709                 dbus_g_connection_unref(conn);
2710                 return;
2711         }
2712         res = dbus_g_proxy_call(proxy, "UnInhibit", &error,
2713                                                         G_TYPE_UINT, gpm_cookie,
2714                                                         G_TYPE_INVALID,
2715                                                         G_TYPE_INVALID);
2716         if (!res)
2717         {
2718                 g_warning("UnInhibit method failed");
2719         }
2720         if (error != NULL)
2721         {
2722                 g_warning("UnInhibit problem: %s", error->message);
2723                 g_error_free(error);
2724         }
2725         gpm_inhibited = FALSE;
2726         dbus_g_connection_unref(conn);
2727         g_object_unref(G_OBJECT(proxy));
2728 }
2729
2730 void
2731 ghb_hal_init()
2732 {
2733         DBusGConnection *gconn;
2734         DBusConnection *conn;
2735         GError *gerror = NULL;
2736         DBusError error;
2737         char **devices;
2738         int nr;
2739
2740         dbus_init ();
2741
2742         if (!(hal_ctx = libhal_ctx_new ())) {
2743                 g_warning ("failed to create a HAL context!");
2744                 return;
2745         }
2746
2747         gconn = dbus_g_bus_get(DBUS_BUS_SYSTEM, &gerror);
2748         if (gerror != NULL)
2749         {
2750                 g_warning("DBUS cannot connect: %s", gerror->message);
2751                 g_error_free(gerror);
2752                 return;
2753         }
2754         conn = dbus_g_connection_get_connection(gconn);
2755         libhal_ctx_set_dbus_connection (hal_ctx, conn);
2756         dbus_error_init (&error);
2757         if (!libhal_ctx_init (hal_ctx, &error)) {
2758                 g_warning ("libhal_ctx_init failed: %s", error.message ? error.message : "unknown");
2759                 dbus_error_free (&error);
2760                 libhal_ctx_free (hal_ctx);
2761                 dbus_g_connection_unref(gconn);
2762                 return;
2763         }
2764
2765         /*
2766          * Do something to ping the HAL daemon - the above functions will
2767          * succeed even if hald is not running, so long as DBUS is.  But we
2768          * want to exit silently if hald is not running, to behave on
2769          * pre-2.6 systems.
2770          */
2771         if (!(devices = libhal_get_all_devices (hal_ctx, &nr, &error))) {
2772                 g_warning ("seems that HAL is not running: %s", error.message ? error.message : "unknown");
2773                 dbus_error_free (&error);
2774
2775                 libhal_ctx_shutdown (hal_ctx, NULL);
2776                 libhal_ctx_free (hal_ctx);
2777                 dbus_g_connection_unref(gconn);
2778                 return;
2779         }
2780
2781         libhal_free_string_array (devices);
2782         dbus_g_connection_unref(gconn);
2783 }
2784
2785 gboolean
2786 tweak_setting_cb(
2787         GtkWidget *widget,
2788         GdkEventButton *event,
2789         signal_user_data_t *ud)
2790 {
2791         const gchar *name;
2792         gchar *tweak_name;
2793         gboolean ret = FALSE;
2794         gboolean allow_tweaks;
2795
2796         g_debug("press %d %d", event->type, event->button);
2797         allow_tweaks = ghb_settings_get_boolean(ud->settings, "allow_tweaks");
2798         if (allow_tweaks && event->type == GDK_BUTTON_PRESS && event->button == 3)
2799         { // Its a right mouse click
2800                 GtkWidget *dialog;
2801                 GtkEntry *entry;
2802                 GtkResponseType response;
2803                 gchar *tweak = NULL;
2804
2805                 name = gtk_widget_get_name(widget);
2806                 if (g_str_has_prefix(name, "tweak_"))
2807                 {
2808                         tweak_name = g_strdup(name);
2809                 }
2810                 else
2811                 {
2812                         tweak_name = g_strdup_printf("tweak_%s", name);
2813                 }
2814
2815                 tweak = ghb_settings_get_string (ud->settings, tweak_name);
2816                 dialog = GHB_WIDGET(ud->builder, "tweak_dialog");
2817                 gtk_window_set_title(GTK_WINDOW(dialog), tweak_name);
2818                 entry = GTK_ENTRY(GHB_WIDGET(ud->builder, "tweak_setting"));
2819                 if (tweak)
2820                 {
2821                         gtk_entry_set_text(entry, tweak);
2822                         g_free(tweak);
2823                 }
2824                 response = gtk_dialog_run(GTK_DIALOG(dialog));
2825                 gtk_widget_hide(dialog);
2826                 if (response == GTK_RESPONSE_OK)
2827                 {
2828                         tweak = (gchar*)gtk_entry_get_text(entry);
2829                         if (ghb_validate_filter_string(tweak, -1))
2830                                 ghb_settings_set_string(ud->settings, tweak_name, tweak);
2831                         else
2832                         {
2833                                 gchar *message;
2834                                 message = g_strdup_printf(
2835                                                         "Invalid Settings:\n%s",
2836                                                         tweak);
2837                                 ghb_message_dialog(GTK_MESSAGE_ERROR, message, "Cancel", NULL);
2838                                 g_free(message);
2839                         }
2840                 }
2841                 g_free(tweak_name);
2842                 ret = TRUE;
2843         }
2844         return ret;
2845 }
2846
2847 gboolean
2848 easter_egg_cb(
2849         GtkWidget *widget,
2850         GdkEventButton *event,
2851         signal_user_data_t *ud)
2852 {
2853         g_debug("press %d %d", event->type, event->button);
2854         if (event->type == GDK_3BUTTON_PRESS && event->button == 1)
2855         { // Its a tripple left mouse button click
2856                 GtkWidget *widget;
2857                 widget = GHB_WIDGET(ud->builder, "allow_tweaks");
2858                 gtk_widget_show(widget);
2859                 widget = GHB_WIDGET(ud->builder, "hbfd_feature");
2860                 gtk_widget_show(widget);
2861         }
2862         else if (event->type == GDK_BUTTON_PRESS && event->button == 1)
2863         {
2864                 GtkWidget *widget;
2865                 widget = GHB_WIDGET(ud->builder, "allow_tweaks");
2866                 gtk_widget_hide(widget);
2867                 widget = GHB_WIDGET(ud->builder, "hbfd_feature");
2868                 gtk_widget_hide(widget);
2869         }
2870         return FALSE;
2871 }
2872
2873 gchar*
2874 format_deblock_cb(GtkScale *scale, gdouble val, signal_user_data_t *ud)
2875 {
2876         if (val < 5.0)
2877         {
2878                 return g_strdup_printf("Off");
2879         }
2880         else
2881         {
2882                 return g_strdup_printf("%d", (gint)val);
2883         }
2884 }
2885
2886 gchar*
2887 format_drc_cb(GtkScale *scale, gdouble val, signal_user_data_t *ud)
2888 {
2889         if (val <= 0.0)
2890         {
2891                 return g_strdup_printf("Off");
2892         }
2893         else
2894         {
2895                 return g_strdup_printf("%.1f", val);
2896         }
2897 }
2898
2899 gchar*
2900 format_vquality_cb(GtkScale *scale, gdouble val, signal_user_data_t *ud)
2901 {
2902         gdouble percent;
2903
2904         gint vcodec = ghb_settings_combo_int(ud->settings, "VideoEncoder");
2905         switch (vcodec)
2906         {
2907                 case HB_VCODEC_X264:
2908                 {
2909                         gboolean crf;
2910                         crf = ghb_settings_get_boolean(ud->settings, "constant_rate_factor");
2911                         percent = 100. * (51 - val) / 51.;
2912                         if (crf)
2913                                 return g_strdup_printf("RF: %.4g (%.0f%%)", val, percent);
2914                         else
2915                                 return g_strdup_printf("QP: %.4g (%.0f%%)", val, percent);
2916                 } break;
2917
2918                 case HB_VCODEC_XVID:
2919                 case HB_VCODEC_FFMPEG:
2920                 {
2921                         percent = 100. * (30 - (val - 1)) / 30.;
2922                         return g_strdup_printf("QP: %d (%.0f%%)", (int)val, percent);
2923                 } break;
2924
2925                 case HB_VCODEC_THEORA:
2926                 {
2927                         percent = 100. * val / 63.;
2928                         return g_strdup_printf("QP: %d (%.0f%%)", (int)val, percent);
2929                 } break;
2930
2931                 default:
2932                 {
2933                         percent = 0;
2934                 } break;
2935         }
2936         return g_strdup_printf("QP: %.1f / %.1f%%", val, percent);
2937 }
2938
2939 static void
2940 html_link_cb(GtkHTML *html, const gchar *url, signal_user_data_t *ud)
2941 {
2942         browse_url(url);
2943 }
2944
2945 static gpointer check_stable_update(signal_user_data_t *ud);
2946 static gboolean stable_update_lock = FALSE;
2947
2948 static void
2949 process_appcast(signal_user_data_t *ud)
2950 {
2951         gchar *description = NULL, *build = NULL, *version = NULL, *msg;
2952         GtkWidget *html, *window, *dialog, *label;
2953         gint    response, ibuild = 0, skip;
2954
2955         if (ud->appcast == NULL || ud->appcast_len < 15 ||
2956                 strncmp(&(ud->appcast[9]), "200 OK", 6))
2957         {
2958                 if (!stable_update_lock && hb_get_build(NULL) % 100)
2959                         g_idle_add((GSourceFunc)check_stable_update, ud);
2960                 goto done;
2961         }
2962         ghb_appcast_parse(ud->appcast, &description, &build, &version);
2963         if (build)
2964                 ibuild = g_strtod(build, NULL);
2965         skip = ghb_settings_get_int(ud->settings, "update_skip_version");
2966         if (description == NULL || build == NULL || version == NULL
2967                 || ibuild <= hb_get_build(NULL) || skip == ibuild)
2968         {
2969                 if (!stable_update_lock && hb_get_build(NULL) % 100)
2970                         g_thread_create((GThreadFunc)check_stable_update, ud, FALSE, NULL);
2971                 goto done;
2972         }
2973         msg = g_strdup_printf("HandBrake %s/%s is now available (you have %s/%d).",
2974                         version, build, hb_get_version(NULL), hb_get_build(NULL));
2975         label = GHB_WIDGET(ud->builder, "update_message");
2976         gtk_label_set_text(GTK_LABEL(label), msg);
2977         html = gtk_html_new_from_string(description, -1);
2978         g_signal_connect(html, "link_clicked", G_CALLBACK(html_link_cb), ud);
2979         window = GHB_WIDGET(ud->builder, "update_scroll");
2980         gtk_container_add(GTK_CONTAINER(window), html);
2981         // Show it
2982         dialog = GHB_WIDGET(ud->builder, "update_dialog");
2983         gtk_widget_set_size_request(html, 420, 240);
2984         gtk_widget_show(html);
2985         response = gtk_dialog_run(GTK_DIALOG(dialog));
2986         gtk_widget_hide(dialog);
2987         gtk_widget_destroy(html);
2988         if (response == GTK_RESPONSE_OK)
2989         {
2990                 // Skip
2991                 ghb_settings_set_int(ud->settings, "update_skip_version", ibuild);
2992                 ghb_pref_save(ud->settings, "update_skip_version");
2993         }
2994         g_free(msg);
2995
2996 done:
2997         if (description) g_free(description);
2998         if (build) g_free(build);
2999         if (version) g_free(version);
3000         g_free(ud->appcast);
3001         ud->appcast_len = 0;
3002         ud->appcast = NULL;
3003 }
3004
3005 void
3006 ghb_net_close(GIOChannel *ioc)
3007 {
3008         gint fd;
3009
3010         g_debug("ghb_net_close");
3011         if (ioc == NULL) return;
3012         fd = g_io_channel_unix_get_fd(ioc);
3013         close(fd);
3014         g_io_channel_unref(ioc);
3015 }
3016
3017 gboolean
3018 ghb_net_recv_cb(GIOChannel *ioc, GIOCondition cond, gpointer data)
3019 {
3020         gchar buf[2048];
3021         gsize len;
3022         GError *gerror = NULL;
3023         GIOStatus status;
3024
3025         g_debug("ghb_net_recv_cb");
3026         signal_user_data_t *ud = (signal_user_data_t*)data;
3027
3028         status = g_io_channel_read_chars (ioc, buf, 2048, &len, &gerror);
3029         if ((status == G_IO_STATUS_NORMAL || status == G_IO_STATUS_EOF) &&
3030                 len > 0)
3031         {
3032                 gint new_len = ud->appcast_len + len;
3033                 ud->appcast = g_realloc(ud->appcast, new_len + 1);
3034                 memcpy(&(ud->appcast[ud->appcast_len]), buf, len);
3035                 ud->appcast_len = new_len;
3036         }
3037         if (status == G_IO_STATUS_EOF)
3038         {
3039                 ud->appcast[ud->appcast_len] = 0;
3040                 ghb_net_close(ioc);
3041                 process_appcast(ud);
3042                 return FALSE;
3043         }
3044         return TRUE;
3045 }
3046
3047 GIOChannel*
3048 ghb_net_open(signal_user_data_t *ud, gchar *address, gint port)
3049 {
3050         GIOChannel *ioc;
3051         gint fd;
3052
3053         struct sockaddr_in   sock;
3054         struct hostent     * host;
3055
3056         g_debug("ghb_net_open");
3057         if( !( host = gethostbyname( address ) ) )
3058         {
3059                 g_warning( "gethostbyname failed (%s)", address );
3060                 return NULL;
3061         }
3062
3063         memset( &sock, 0, sizeof( struct sockaddr_in ) );
3064         sock.sin_family = host->h_addrtype;
3065         sock.sin_port   = htons( port );
3066         memcpy( &sock.sin_addr, host->h_addr, host->h_length );
3067
3068         fd = socket(host->h_addrtype, SOCK_STREAM, 0);
3069         if( fd < 0 )
3070         {
3071                 g_debug( "socket failed" );
3072                 return NULL;
3073         }
3074
3075         if(connect(fd, (struct sockaddr*)&sock, sizeof(struct sockaddr_in )) < 0 )
3076         {
3077                 g_debug( "connect failed" );
3078                 return NULL;
3079         }
3080         ioc = g_io_channel_unix_new(fd);
3081         g_io_channel_set_encoding (ioc, NULL, NULL);
3082         g_io_channel_set_flags(ioc, G_IO_FLAG_NONBLOCK, NULL);
3083         g_io_add_watch (ioc, G_IO_IN, ghb_net_recv_cb, (gpointer)ud );
3084
3085         return ioc;
3086 }
3087
3088 gpointer
3089 ghb_check_update(signal_user_data_t *ud)
3090 {
3091         gchar *query;
3092         gsize len;
3093         GIOChannel *ioc;
3094         GError *gerror = NULL;
3095
3096         g_debug("ghb_check_update");
3097         if (hb_get_build(NULL) % 100)
3098         {
3099         query =
3100                 "GET /appcast_unstable.xml HTTP/1.0\r\nHost: handbrake.fr\r\n\r\n";
3101         }
3102         else
3103         {
3104                 stable_update_lock = TRUE;
3105         query = "GET /appcast.xml HTTP/1.0\r\nHost: handbrake.fr\r\n\r\n";
3106         }
3107         ioc = ghb_net_open(ud, "handbrake.fr", 80);
3108         if (ioc == NULL)
3109                 return NULL;
3110
3111         g_io_channel_write_chars(ioc, query, strlen(query), &len, &gerror);
3112         g_io_channel_flush(ioc, &gerror);
3113         // This function is initiated by g_idle_add.  Must return false
3114         // so that it is not called again
3115         return NULL;
3116 }
3117
3118 static gpointer
3119 check_stable_update(signal_user_data_t *ud)
3120 {
3121         gchar *query;
3122         gsize len;
3123         GIOChannel *ioc;
3124         GError *gerror = NULL;
3125
3126         g_debug("check_stable_update");
3127         stable_update_lock = TRUE;
3128         query = "GET /appcast.xml HTTP/1.0\r\nHost: handbrake.fr\r\n\r\n";
3129         ioc = ghb_net_open(ud, "handbrake.fr", 80);
3130         if (ioc == NULL)
3131                 return NULL;
3132
3133         g_io_channel_write_chars(ioc, query, strlen(query), &len, &gerror);
3134         g_io_channel_flush(ioc, &gerror);
3135         // This function is initiated by g_idle_add.  Must return false
3136         // so that it is not called again
3137         return NULL;
3138 }
3139