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 <gio/gio.h>
  30
  31 #include "hb.h"
  32 #include "callbacks.h"
  33 #include "queuehandler.h"
  34 #include "audiohandler.h"
  35 #include "resources.h"
  36 #include "settings.h"
  37 #include "presets.h"
  38 #include "values.h"
  39 #include "plist.h"
  40 #include "appcast.h"
  41 #include "hb-backend.h"
  42 #include "ghb-dvd.h"
  43 #include "ghbcellrenderertext.h"
  44
  45 static void update_chapter_list(signal_user_data_t *ud);
  46 static GList* dvd_device_list();
  47 static void prune_logs(signal_user_data_t *ud);
  48
  49 // This is a dependency map used for greying widgets
  50 // that are dependent on the state of another widget.
  51 // The enable_value comes from the values that are
  52 // obtained from ghb_widget_value().  For combo boxes
  53 // you will have to look further to combo box options
  54 // maps in hb-backend.c
  55
  56 GValue *dep_map;
  57 GValue *rev_map;
  58
  59 void
  60 ghb_init_dep_map()
  61 {
  62         dep_map = ghb_resource_get("widget-deps");
  63         rev_map = ghb_resource_get("widget-reverse-deps");
  64 }
  65
  66 static gboolean
  67 dep_check(signal_user_data_t *ud, const gchar *name)
  68 {
  69         GtkWidget *widget;
  70         GObject *dep_object;
  71         gint ii;
  72         gint count;
  73         gboolean result = TRUE;
  74         GValue *array, *data;
  75         gchar *widget_name;
  76
  77         g_debug("dep_check () %s", name);
  78
  79         array = ghb_dict_lookup(rev_map, name);
  80         count = ghb_array_len(array);
  81         for (ii = 0; ii < count; ii++)
  82         {
  83                 data = ghb_array_get_nth(array, ii);
  84                 widget_name = ghb_value_string(ghb_array_get_nth(data, 0));
  85                 widget = GHB_WIDGET(ud->builder, widget_name);
  86                 dep_object = gtk_builder_get_object(ud->builder, name);
  87                 g_free(widget_name);
  88                 if (dep_object == NULL)
  89                 {
  90                         g_message("Failed to find widget");
  91                 }
  92                 else
  93                 {
  94                         gchar *value;
  95                         gint jj = 0;
  96                         gchar **values;
  97                         gboolean sensitive = FALSE;
  98                         gboolean die;
  99
 100                         die = ghb_value_boolean(ghb_array_get_nth(data, 2));
 101                         value = ghb_value_string(ghb_array_get_nth(data, 1));
 102                         values = g_strsplit(value, "|", 10);
 103                         g_free(value);
 104
 105                         if (widget)
 106                                 value = ghb_widget_string(widget);
 107                         else
 108                                 value = ghb_settings_get_string(ud->settings, name);
 109                         while (values && values[jj])
 110                         {
 111                                 if (values[jj][0] == '>')
 112                                 {
 113                                         gdouble dbl = g_strtod (&values[jj][1], NULL);
 114                                         gdouble dvalue = ghb_widget_double(widget);
 115                                         if (dvalue > dbl)
 116                                         {
 117                                                 sensitive = TRUE;
 118                                                 break;
 119                                         }
 120                                 }
 121                                 else if (values[jj][0] == '<')
 122                                 {
 123                                         gdouble dbl = g_strtod (&values[jj][1], NULL);
 124                                         gdouble dvalue = ghb_widget_double(widget);
 125                                         if (dvalue < dbl)
 126                                         {
 127                                                 sensitive = TRUE;
 128                                                 break;
 129                                         }
 130                                 }
 131                                 if (strcmp(values[jj], value) == 0)
 132                                 {
 133                                         sensitive = TRUE;
 134                                         break;
 135                                 }
 136                                 jj++;
 137                         }
 138                         sensitive = die ^ sensitive;
 139                         if (!sensitive) result = FALSE;
 140                         g_strfreev (values);
 141                         g_free(value);
 142                 }
 143         }
 144         return result;
 145 }
 146
 147 void
 148 ghb_check_dependency(signal_user_data_t *ud, GtkWidget *widget)
 149 {
 150         GObject *dep_object;
 151         const gchar *name;
 152         GValue *array, *data;
 153         gint count, ii;
 154         gchar *dep_name;
 155         GType type;
 156
 157         type = GTK_WIDGET_TYPE(widget);
 158         if (type == GTK_TYPE_COMBO_BOX || type == GTK_TYPE_COMBO_BOX_ENTRY)
 159                 if (gtk_combo_box_get_active(GTK_COMBO_BOX(widget)) < 0) return;
 160
 161         name = gtk_widget_get_name(widget);
 162         g_debug("ghb_check_dependency () %s", name);
 163
 164         array = ghb_dict_lookup(dep_map, name);
 165         count = ghb_array_len(array);
 166         for (ii = 0; ii < count; ii++)
 167         {
 168                 gboolean sensitive;
 169
 170                 data = ghb_array_get_nth(array, ii);
 171                 dep_name = ghb_value_string(data);
 172                 dep_object = gtk_builder_get_object(ud->builder, dep_name);
 173                 if (dep_object == NULL)
 174                 {
 175                         g_message("Failed to find dependent widget %s", dep_name);
 176                         g_free(dep_name);
 177                         continue;
 178                 }
 179                 sensitive = dep_check(ud, dep_name);
 180                 g_free(dep_name);
 181                 if (GTK_IS_ACTION(dep_object))
 182                         gtk_action_set_sensitive(GTK_ACTION(dep_object), sensitive);
 183                 else
 184                         gtk_widget_set_sensitive(GTK_WIDGET(dep_object), sensitive);
 185         }
 186 }
 187
 188 void
 189 ghb_check_all_depencencies(signal_user_data_t *ud)
 190 {
 191         GHashTableIter iter;
 192         gchar *dep_name;
 193         GValue *value;
 194         GObject *dep_object;
 195
 196         g_debug("ghb_check_all_depencencies ()");
 197         ghb_dict_iter_init(&iter, rev_map);
 198         // middle (void*) cast prevents gcc warning "defreferencing type-punned
 199         // pointer will break strict-aliasing rules"
 200         while (g_hash_table_iter_next(
 201                         &iter, (gpointer*)(void*)&dep_name, (gpointer*)(void*)&value))
 202         {
 203                 gboolean sensitive;
 204                 dep_object = gtk_builder_get_object (ud->builder, dep_name);
 205                 if (dep_object == NULL)
 206                 {
 207                         g_message("Failed to find dependent widget %s", dep_name);
 208                         continue;
 209                 }
 210                 sensitive = dep_check(ud, dep_name);
 211                 if (GTK_IS_ACTION(dep_object))
 212                         gtk_action_set_sensitive(GTK_ACTION(dep_object), sensitive);
 213                 else
 214                         gtk_widget_set_sensitive(GTK_WIDGET(dep_object), sensitive);
 215         }
 216 }
 217
 218 static gchar*
 219 expand_tilde(const gchar *path)
 220 {
 221         const gchar *user_home;
 222         gchar *home;
 223         const gchar *suffix;
 224         gchar *expanded_path = NULL;
 225
 226         g_debug("expand_tilde ()");
 227         if (path[0] == '~')
 228         {
 229                 user_home = g_get_home_dir();
 230                 home = NULL; // squash warning about home uninitialized
 231                 if (path[1] == 0)
 232                 {
 233                         home = g_strdup(user_home);
 234                         suffix = "";
 235                 }
 236                 else if (path[1] == '/')
 237                 {
 238                         home = g_strdup(user_home);
 239                         suffix = &path[2];
 240                 }
 241                 else
 242                 {
 243                         home = g_path_get_dirname(user_home);
 244                         suffix = &path[1];
 245                 }
 246                 expanded_path = g_strdup_printf("%s/%s", home, suffix);
 247                 g_free(home);
 248         }
 249         return expanded_path;
 250 }
 251
 252 void
 253 on_quit1_activate(GtkMenuItem *quit, signal_user_data_t *ud)
 254 {
 255         gint state = ghb_get_queue_state();
 256         g_debug("on_quit1_activate ()");
 257         if (state & GHB_STATE_WORKING)
 258         {
 259                 if (ghb_cancel_encode("Closing HandBrake will terminate encoding.\n"))
 260                 {
 261                         ghb_hb_cleanup(FALSE);
 262                         prune_logs(ud);
 263                         gtk_main_quit();
 264                         return;
 265                 }
 266                 return;
 267         }
 268         ghb_hb_cleanup(FALSE);
 269         prune_logs(ud);
 270         gtk_main_quit();
 271 }
 272
 273 static void
 274 set_destination(signal_user_data_t *ud)
 275 {
 276         g_debug("set_destination");
 277         if (ghb_settings_get_boolean(ud->settings, "use_source_name"))
 278         {
 279                 gchar *vol_name, *filename, *extension;
 280                 gchar *dir, *new_name;
 281
 282                 filename = ghb_settings_get_string(ud->settings, "destination");
 283                 extension = ghb_settings_get_string(ud->settings, "FileFormat");
 284                 dir = g_path_get_dirname (filename);
 285                 vol_name = ghb_settings_get_string(ud->settings, "volume_label");
 286                 if (ghb_settings_get_boolean(ud->settings, "chapters_in_destination"))
 287                 {
 288                         gint start, end;
 289
 290                         start = ghb_settings_get_int(ud->settings, "start_chapter");
 291                         end = ghb_settings_get_int(ud->settings, "end_chapter");
 292                         if (start == end)
 293                         {
 294                                 new_name = g_strdup_printf("%s/%s-%d.%s",
 295                                         dir, vol_name, start, extension);
 296                         }
 297                         else
 298                         {
 299                                 new_name = g_strdup_printf("%s/%s-%d-%d.%s",
 300                                         dir, vol_name, start, end, extension);
 301                         }
 302                 }
 303                 else
 304                 {
 305                         new_name = g_strdup_printf("%s/%s.%s", dir, vol_name, extension);
 306                 }
 307                 ghb_ui_update(ud, "destination", ghb_string_value(new_name));
 308                 g_free(filename);
 309                 g_free(extension);
 310                 g_free(vol_name);
 311                 g_free(dir);
 312                 g_free(new_name);
 313         }
 314 }
 315
 316 gboolean
 317 uppers_and_unders(const gchar *str)
 318 {
 319         if (str == NULL) return FALSE;
 320         while (*str)
 321         {
 322                 if (*str == ' ')
 323                 {
 324                         return FALSE;
 325                 }
 326                 if (*str >= 'a' && *str <= 'z')
 327                 {
 328                         return FALSE;
 329                 }
 330                 str++;
 331         }
 332         return TRUE;
 333 }
 334
 335 enum
 336 {
 337         CAMEL_FIRST_UPPER,
 338         CAMEL_OTHER
 339 };
 340
 341 void
 342 camel_convert(gchar *str)
 343 {
 344         gint state = CAMEL_OTHER;
 345
 346         if (str == NULL) return;
 347         while (*str)
 348         {
 349                 if (*str == '_') *str = ' ';
 350                 switch (state)
 351                 {
 352                         case CAMEL_OTHER:
 353                         {
 354                                 if (*str >= 'A' && *str <= 'Z')
 355                                         state = CAMEL_FIRST_UPPER;
 356                                 else
 357                                         state = CAMEL_OTHER;
 358
 359                         } break;
 360                         case CAMEL_FIRST_UPPER:
 361                         {
 362                                 if (*str >= 'A' && *str <= 'Z')
 363                                         *str = *str - 'A' + 'a';
 364                                 else
 365                                         state = CAMEL_OTHER;
 366                         } break;
 367                 }
 368                 str++;
 369         }
 370 }
 371
 372 static gchar*
 373 get_file_label(const gchar *filename)
 374 {
 375         static gchar *containers[] =
 376                 {".vob", ".mpg", ".m2ts", ".mkv", ".mp4", ".m4v", ".avi", ".ogm", NULL};
 377         gchar *base;
 378         gint ii;
 379
 380         base = g_path_get_basename(filename);
 381         for (ii = 0; containers[ii] != NULL; ii++)
 382         {
 383                 if (g_str_has_suffix(base, containers[ii]))
 384                 {
 385                         gchar *pos;
 386                         pos = strrchr(base, '.');
 387                         *pos = 0;
 388                         break;
 389                 }
 390         }
 391         return base;
 392 }
 393
 394 static gboolean
 395 update_source_label(signal_user_data_t *ud, const gchar *source)
 396 {
 397         gchar *label = NULL;
 398         gint len;
 399         gchar **path;
 400         gchar *filename = g_strdup(source);
 401
 402         len = strlen(filename);
 403         if (filename[len-1] == '/') filename[len-1] = 0;
 404         if (g_file_test(filename, G_FILE_TEST_IS_DIR))
 405         {
 406                 path = g_strsplit(filename, "/", -1);
 407                 len = g_strv_length (path);
 408                 if ((len > 1) && (strcmp("VIDEO_TS", path[len-1]) == 0))
 409                 {
 410                         label = g_strdup(path[len-2]);
 411                 }
 412                 else
 413                 {
 414                         label = g_strdup(path[len-1]);
 415                 }
 416                 g_strfreev (path);
 417         }
 418         else
 419         {
 420                 // Is regular file or block dev.
 421                 // Check to see if it is a dvd image
 422                 label = ghb_dvd_volname (filename);
 423                 if (label == NULL)
 424                 {
 425                         label = get_file_label(filename);
 426                 }
 427                 else
 428                 {
 429                         if (uppers_and_unders(label))
 430                         {
 431                                 camel_convert(label);
 432                         }
 433                 }
 434         }
 435         g_free(filename);
 436         GtkWidget *widget = GHB_WIDGET (ud->builder, "source_title");
 437         if (label != NULL)
 438         {
 439                 gtk_label_set_text (GTK_LABEL(widget), label);
 440                 ghb_settings_set_string(ud->settings, "volume_label", label);
 441                 g_free(label);
 442                 set_destination(ud);
 443         }
 444         else
 445         {
 446                 label = "No Title Found";
 447                 gtk_label_set_text (GTK_LABEL(widget), label);
 448                 ghb_settings_set_string(ud->settings, "volume_label", label);
 449                 return FALSE;
 450         }
 451         return TRUE;
 452 }
 453
 454 static GtkWidget *dvd_device_combo = NULL;
 455
 456 void
 457 chooser_file_selected_cb(GtkFileChooser *dialog, GtkComboBox *combo)
 458 {
 459         const gchar *name = gtk_file_chooser_get_filename (dialog);
 460         GtkTreeModel *store;
 461         GtkTreeIter iter;
 462         const gchar *device;
 463         gboolean foundit = FALSE;
 464
 465         if (name == NULL) return;
 466         store = gtk_combo_box_get_model(combo);
 467         if (gtk_tree_model_get_iter_first(store, &iter))
 468         {
 469                 do
 470                 {
 471                         gtk_tree_model_get(store, &iter, 0, &device, -1);
 472                         if (strcmp(name, device) == 0)
 473                         {
 474                                 foundit = TRUE;
 475                                 break;
 476                         }
 477                 } while (gtk_tree_model_iter_next(GTK_TREE_MODEL(store), &iter));
 478         }
 479         if (foundit)
 480                 gtk_combo_box_set_active_iter (combo, &iter);
 481         else
 482                 gtk_combo_box_set_active (combo, 0);
 483 }
 484
 485 void
 486 dvd_device_changed_cb(GtkComboBox *combo, GtkWidget *dialog)
 487 {
 488         gint ii = gtk_combo_box_get_active (combo);
 489         if (ii != 0)
 490         {
 491                 const gchar *device = gtk_combo_box_get_active_text (combo);
 492                 const gchar *name = gtk_file_chooser_get_filename (GTK_FILE_CHOOSER(dialog));
 493                 if (name == NULL || strcmp(name, device) != 0)
 494                         gtk_file_chooser_select_filename (GTK_FILE_CHOOSER(dialog), device);
 495         }
 496 }
 497
 498 void
 499 source_type_changed_cb(GtkToggleButton *toggle, GtkFileChooser *chooser)
 500 {
 501         gchar *folder;
 502
 503         g_debug("source_type_changed_cb ()");
 504         folder = gtk_file_chooser_get_current_folder (chooser);
 505         if (gtk_toggle_button_get_active (toggle))
 506         {
 507                 gtk_file_chooser_set_action (chooser, GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER);
 508                 gtk_widget_set_sensitive (dvd_device_combo, FALSE);
 509                 gtk_combo_box_set_active (GTK_COMBO_BOX(dvd_device_combo), 0);
 510         }
 511         else
 512         {
 513                 gtk_file_chooser_set_action (chooser, GTK_FILE_CHOOSER_ACTION_OPEN);
 514                 gtk_widget_set_sensitive (dvd_device_combo, TRUE);
 515         }
 516         if (folder != NULL)
 517         {
 518                 gtk_file_chooser_set_current_folder(chooser, folder);
 519                 g_free(folder);
 520         }
 521 }
 522
 523 static GtkWidget*
 524 source_dialog_extra_widgets(GtkWidget *dialog, gboolean checkbutton_active)
 525 {
 526         GtkBox *vbox;
 527         GtkWidget *checkbutton;
 528
 529         vbox = GTK_BOX(gtk_vbox_new (FALSE, 2));
 530         checkbutton = gtk_check_button_new_with_label ("Open VIDEO_TS folder");
 531         gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON(checkbutton), checkbutton_active);
 532         gtk_box_pack_start (vbox, checkbutton, FALSE, FALSE, 1);
 533         gtk_widget_show(checkbutton);
 534
 535         GtkWidget *combo;
 536         GtkBox *hbox;
 537         GList *drives, *link;
 538         GtkWidget *label, *blank;
 539
 540         hbox = GTK_BOX(gtk_hbox_new (FALSE, 2));
 541         combo = gtk_combo_box_new_text();
 542         label = gtk_label_new("Detected DVD devices:");
 543         blank = gtk_label_new("");
 544         link = drives = dvd_device_list();
 545         gtk_combo_box_append_text (GTK_COMBO_BOX(combo), "Not Selected");
 546         while (link != NULL)
 547         {
 548                 gchar *name = (gchar*)link->data;
 549                 gtk_combo_box_append_text (GTK_COMBO_BOX(combo), name);
 550                 g_free(name);
 551                 link = link->next;
 552         }
 553         g_list_free(drives);
 554         gtk_combo_box_set_active (GTK_COMBO_BOX(combo), 0);
 555         gtk_box_pack_start (vbox, GTK_WIDGET(hbox), FALSE, FALSE, 1);
 556         gtk_widget_show(GTK_WIDGET(hbox));
 557         gtk_box_pack_start (hbox, label, FALSE, FALSE, 1);
 558         gtk_widget_show(label);
 559         gtk_box_pack_start (hbox, combo, FALSE, FALSE, 2);
 560         gtk_widget_show(combo);
 561         gtk_box_pack_start (hbox, blank, TRUE, TRUE, 1);
 562         gtk_widget_show(blank);
 563
 564         // Ugly hackish global alert
 565         dvd_device_combo = combo;
 566         g_signal_connect(combo, "changed", (GCallback)dvd_device_changed_cb, dialog);
 567         g_signal_connect(dialog, "selection-changed", (GCallback)chooser_file_selected_cb, combo);
 568
 569         g_signal_connect(checkbutton, "toggled", (GCallback)source_type_changed_cb, dialog);
 570         return GTK_WIDGET(vbox);
 571 }
 572
 573 extern GValue *ghb_queue_edit_settings;
 574 static gchar *last_scan_file = NULL;
 575
 576 void
 577 ghb_do_scan(signal_user_data_t *ud, const gchar *filename, gboolean force)
 578 {
 579         if (!force && last_scan_file != NULL &&
 580                 strcmp(last_scan_file, filename) == 0)
 581         {
 582                 if (ghb_queue_edit_settings)
 583                 {
 584                         gint jstatus;
 585
 586                         jstatus = ghb_settings_get_int(ghb_queue_edit_settings, "job_status");
 587                         ghb_settings_to_ui(ud, ghb_queue_edit_settings);
 588                         ghb_set_audio(ud, ghb_queue_edit_settings);
 589                         if (jstatus == GHB_QUEUE_PENDING)
 590                         {
 591                                 ghb_value_free(ghb_queue_edit_settings);
 592                         }
 593                         ghb_queue_edit_settings = NULL;
 594                 }
 595                 return;
 596         }
 597         if (last_scan_file != NULL)
 598                 g_free(last_scan_file);
 599         last_scan_file = NULL;
 600         if (filename != NULL)
 601         {
 602                 last_scan_file = g_strdup(filename);
 603                 ghb_settings_set_string(ud->settings, "source", filename);
 604                 if (update_source_label(ud, filename))
 605                 {
 606                         GtkProgressBar *progress;
 607                         progress = GTK_PROGRESS_BAR(GHB_WIDGET(ud->builder, "progressbar"));
 608                         gchar *path;
 609                         path = ghb_settings_get_string( ud->settings, "source");
 610                         gtk_progress_bar_set_fraction (progress, 0);
 611                         gtk_progress_bar_set_text (progress, "Scanning ...");
 612                         ghb_hb_cleanup(TRUE);
 613                         prune_logs(ud);
 614                         ghb_backend_scan (path, 0);
 615                         g_free(path);
 616                 }
 617                 else
 618                 {
 619                         // TODO: error dialog
 620                 }
 621         }
 622 }
 623
 624 void
 625 source_button_clicked_cb(GtkButton *button, signal_user_data_t *ud)
 626 {
 627         GtkWidget *dialog;
 628         GtkWidget *widget;
 629         gchar *sourcename;
 630         gint    response;
 631         GtkFileChooserAction action;
 632         gboolean checkbutton_active;
 633
 634         g_debug("source_browse_clicked_cb ()");
 635         sourcename = ghb_settings_get_string(ud->settings, "source");
 636         checkbutton_active = FALSE;
 637         if (g_file_test(sourcename, G_FILE_TEST_IS_DIR))
 638         {
 639                 action = GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER;
 640                 checkbutton_active = TRUE;
 641         }
 642         else
 643         {
 644                 action = GTK_FILE_CHOOSER_ACTION_OPEN;
 645         }
 646         dialog = gtk_file_chooser_dialog_new ("Select Source",
 647                                                                 NULL,
 648                                                                 action,
 649                                                                 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
 650                                                                 GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT,
 651                                                                 NULL);
 652         widget = source_dialog_extra_widgets(dialog, checkbutton_active);
 653         gtk_file_chooser_set_extra_widget (GTK_FILE_CHOOSER(dialog), widget);
 654         gtk_file_chooser_set_filename(GTK_FILE_CHOOSER(dialog), sourcename);
 655         response = gtk_dialog_run(GTK_DIALOG (dialog));
 656         gtk_widget_hide(dialog);
 657         if (response == GTK_RESPONSE_ACCEPT)
 658         {
 659                 char *filename;
 660
 661                 filename = gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (dialog));
 662                 if (filename != NULL)
 663                 {
 664                         ghb_do_scan(ud, filename, TRUE);
 665                         if (strcmp(sourcename, filename) != 0)
 666                         {
 667                                 ghb_settings_set_string (ud->settings, "default_source", filename);
 668                                 ghb_pref_save (ud->settings, "default_source");
 669                                 ghb_dvd_set_current (filename, ud);
 670                         }
 671                         g_free(filename);
 672                 }
 673         }
 674         g_free(sourcename);
 675         gtk_widget_destroy(dialog);
 676 }
 677
 678 void
 679 dvd_source_activate_cb(GtkAction *action, signal_user_data_t *ud)
 680 {
 681         const gchar *filename;
 682         gchar *sourcename;
 683
 684         sourcename = ghb_settings_get_string(ud->settings, "source");
 685         filename = gtk_action_get_name(action);
 686         ghb_do_scan(ud, filename, TRUE);
 687         if (strcmp(sourcename, filename) != 0)
 688         {
 689                 ghb_settings_set_string (ud->settings, "default_source", filename);
 690                 ghb_pref_save (ud->settings, "default_source");
 691                 ghb_dvd_set_current (filename, ud);
 692         }
 693         g_free(sourcename);
 694 }
 695
 696 static void
 697 update_destination_extension(signal_user_data_t *ud)
 698 {
 699         static gchar *containers[] = {".mkv", ".mp4", ".m4v", ".avi", ".ogm", NULL};
 700         gchar *filename;
 701         gchar *extension;
 702         gint ii;
 703         GtkEntry *entry;
 704
 705         g_debug("update_destination_extension ()");
 706         extension = ghb_settings_get_string(ud->settings, "FileFormat");
 707         entry = GTK_ENTRY(GHB_WIDGET(ud->builder, "destination"));
 708         filename = g_strdup(gtk_entry_get_text(entry));
 709         for (ii = 0; containers[ii] != NULL; ii++)
 710         {
 711                 if (g_str_has_suffix(filename, containers[ii]))
 712                 {
 713                         gchar *pos;
 714                         gchar *new_name;
 715
 716                         pos = g_strrstr( filename, "." );
 717                         if (pos == NULL)
 718                         {
 719                                 // No period? shouldn't happen
 720                                 break;
 721                         }
 722                         *pos = 0;
 723                         if (strcmp(extension, &pos[1]) == 0)
 724                         {
 725                                 // Extension is already correct
 726                                 break;
 727                         }
 728                         new_name = g_strjoin(".", filename, extension, NULL);
 729                         ghb_ui_update(ud, "destination", ghb_string_value(new_name));
 730                         g_free(new_name);
 731                         break;
 732                 }
 733         }
 734         g_free(extension);
 735         g_free(filename);
 736 }
 737
 738 static void
 739 destination_select_title(GtkEntry *entry)
 740 {
 741         const gchar *dest;
 742         gint start, end;
 743
 744         dest = gtk_entry_get_text(entry);
 745         for (end = strlen(dest)-1; end > 0; end--)
 746         {
 747                 if (dest[end] == '.')
 748                 {
 749                         break;
 750                 }
 751         }
 752         for (start = end; start >= 0; start--)
 753         {
 754                 if (dest[start] == '/')
 755                 {
 756                         start++;
 757                         break;
 758                 }
 759         }
 760         if (start < end)
 761         {
 762                 gtk_editable_select_region(GTK_EDITABLE(entry), start, end);
 763         }
 764 }
 765
 766 gboolean
 767 destination_grab_cb(
 768         GtkEntry *entry,
 769         signal_user_data_t *ud)
 770 {
 771         destination_select_title(entry);
 772         return FALSE;
 773 }
 774
 775 static gboolean update_default_destination = FALSE;
 776
 777 void
 778 destination_entry_changed_cb(GtkEntry *entry, signal_user_data_t *ud)
 779 {
 780         gchar *dest;
 781
 782         g_debug("destination_entry_changed_cb ()");
 783         if ((dest = expand_tilde(gtk_entry_get_text(entry))) != NULL)
 784         {
 785                 gtk_entry_set_text(entry, dest);
 786                 g_free(dest);
 787         }
 788         update_destination_extension(ud);
 789         ghb_widget_to_setting(ud->settings, (GtkWidget*)entry);
 790         // This signal goes off with ever keystroke, so I'm putting this
 791         // update on the timer.
 792         update_default_destination = TRUE;
 793 }
 794
 795 void
 796 destination_browse_clicked_cb(GtkButton *button, signal_user_data_t *ud)
 797 {
 798         GtkWidget *dialog;
 799         GtkEntry *entry;
 800         gchar *destname;
 801         gchar *basename;
 802
 803         g_debug("destination_browse_clicked_cb ()");
 804         destname = ghb_settings_get_string(ud->settings, "destination");
 805         dialog = gtk_file_chooser_dialog_new ("Choose Destination",
 806                                           NULL,
 807                                           GTK_FILE_CHOOSER_ACTION_SAVE,
 808                                           GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
 809                                           GTK_STOCK_SAVE, GTK_RESPONSE_ACCEPT,
 810                                           NULL);
 811         gtk_file_chooser_set_filename(GTK_FILE_CHOOSER(dialog), destname);
 812         basename = g_path_get_basename(destname);
 813         g_free(destname);
 814         gtk_file_chooser_set_current_name(GTK_FILE_CHOOSER(dialog), basename);
 815         g_free(basename);
 816         if (gtk_dialog_run(GTK_DIALOG (dialog)) == GTK_RESPONSE_ACCEPT)
 817         {
 818                 char *filename;
 819
 820                 filename = gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (dialog));
 821                 entry = (GtkEntry*)GHB_WIDGET(ud->builder, "destination");
 822                 if (entry == NULL)
 823                 {
 824                         g_debug("Failed to find widget: %s", "destination");
 825                 }
 826                 else
 827                 {
 828                         gtk_entry_set_text(entry, filename);
 829                 }
 830                 g_free (filename);
 831         }
 832         gtk_widget_destroy(dialog);
 833 }
 834
 835 gboolean
 836 window_destroy_event_cb(GtkWidget *widget, GdkEvent *event, signal_user_data_t *ud)
 837 {
 838         g_debug("window_destroy_event_cb ()");
 839         ghb_hb_cleanup(FALSE);
 840         prune_logs(ud);
 841         gtk_main_quit();
 842         return FALSE;
 843 }
 844
 845 gboolean
 846 window_delete_event_cb(GtkWidget *widget, GdkEvent *event, signal_user_data_t *ud)
 847 {
 848         gint state = ghb_get_queue_state();
 849         g_debug("window_delete_event_cb ()");
 850         if (state & GHB_STATE_WORKING)
 851         {
 852                 if (ghb_cancel_encode("Closing HandBrake will terminate encoding.\n"))
 853                 {
 854                         ghb_hb_cleanup(FALSE);
 855                         prune_logs(ud);
 856                         gtk_main_quit();
 857                         return FALSE;
 858                 }
 859                 return TRUE;
 860         }
 861         ghb_hb_cleanup(FALSE);
 862         prune_logs(ud);
 863         gtk_main_quit();
 864         return FALSE;
 865 }
 866
 867 static void
 868 update_acodec_combo(signal_user_data_t *ud)
 869 {
 870         ghb_grey_combo_options (ud->builder);
 871 }
 872
 873 void
 874 container_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
 875 {
 876         const GValue *audio_list;
 877         g_debug("container_changed_cb ()");
 878         ghb_widget_to_setting(ud->settings, widget);
 879         update_destination_extension(ud);
 880         ghb_check_dependency(ud, widget);
 881         update_acodec_combo(ud);
 882         ghb_clear_presets_selection(ud);
 883
 884         audio_list = ghb_settings_get_value(ud->settings, "audio_list");
 885         if (ghb_ac3_in_audio_list (audio_list))
 886         {
 887                 gchar *container;
 888
 889                 container = ghb_settings_get_string(ud->settings, "FileFormat");
 890                 if (strcmp(container, "mp4") == 0)
 891                 {
 892                         ghb_ui_update(ud, "FileFormat", ghb_string_value("m4v"));
 893                 }
 894                 g_free(container);
 895         }
 896 }
 897
 898 static gchar*
 899 get_aspect_string(gint aspect_n, gint aspect_d)
 900 {
 901         gchar *aspect;
 902
 903         if (aspect_d < 10)
 904         {
 905                 aspect = g_strdup_printf("%d:%d", aspect_n, aspect_d);
 906         }
 907         else
 908         {
 909                 gdouble aspect_nf = (gdouble)aspect_n / aspect_d;
 910                 aspect = g_strdup_printf("%.2f:1", aspect_nf);
 911         }
 912         return aspect;
 913 }
 914
 915 static gchar*
 916 get_rate_string(gint rate_base, gint rate)
 917 {
 918         gdouble rate_f = (gdouble)rate / rate_base;
 919         gchar *rate_s;
 920
 921         rate_s = g_strdup_printf("%.6g", rate_f);
 922         return rate_s;
 923 }
 924 static void
 925 show_title_info(signal_user_data_t *ud, ghb_title_info_t *tinfo)
 926 {
 927         GtkWidget *widget;
 928         gchar *text;
 929
 930         widget = GHB_WIDGET (ud->builder, "title_duration");
 931         if (tinfo->duration != 0)
 932         {
 933                 text = g_strdup_printf ("%02d:%02d:%02d", tinfo->hours,
 934                                 tinfo->minutes, tinfo->seconds);
 935         }
 936         else
 937         {
 938                 text = g_strdup_printf ("Unknown");
 939         }
 940         gtk_label_set_text (GTK_LABEL(widget), text);
 941         g_free(text);
 942         widget = GHB_WIDGET (ud->builder, "source_dimensions");
 943         text = g_strdup_printf ("%d x %d", tinfo->width, tinfo->height);
 944         gtk_label_set_text (GTK_LABEL(widget), text);
 945         ghb_settings_set_int(ud->settings, "source_width", tinfo->width);
 946         ghb_settings_set_int(ud->settings, "source_height", tinfo->height);
 947         g_free(text);
 948         widget = GHB_WIDGET (ud->builder, "source_aspect");
 949         text = get_aspect_string(tinfo->aspect_n, tinfo->aspect_d);
 950         gtk_label_set_text (GTK_LABEL(widget), text);
 951         g_free(text);
 952
 953         widget = GHB_WIDGET (ud->builder, "source_frame_rate");
 954         text = (gchar*)get_rate_string(tinfo->rate_base, tinfo->rate);
 955         gtk_label_set_text (GTK_LABEL(widget), text);
 956         g_free(text);
 957
 958         ghb_ui_update(ud, "scale_width",
 959                 ghb_int64_value(tinfo->width - tinfo->crop[2] - tinfo->crop[3]));
 960         // If anamorphic or keep_aspect, the hight will be automatically calculated
 961         gboolean keep_aspect, anamorphic;
 962         keep_aspect = ghb_settings_get_boolean(ud->settings, "PictureKeepRatio");
 963         anamorphic = ghb_settings_get_boolean(ud->settings, "anamorphic");
 964         if (!(keep_aspect || anamorphic))
 965         {
 966                 ghb_ui_update(ud, "scale_height",
 967                         ghb_int64_value(tinfo->height - tinfo->crop[0] - tinfo->crop[1]));
 968         }
 969
 970         // Set the limits of cropping.  hb_set_anamorphic_size crashes if
 971         // you pass it a cropped width or height == 0.
 972         gint bound;
 973         bound = tinfo->height / 2 - 2;
 974         widget = GHB_WIDGET (ud->builder, "PictureTopCrop");
 975         gtk_spin_button_set_range (GTK_SPIN_BUTTON(widget), 0, bound);
 976         widget = GHB_WIDGET (ud->builder, "PictureBottomCrop");
 977         gtk_spin_button_set_range (GTK_SPIN_BUTTON(widget), 0, bound);
 978         bound = tinfo->width / 2 - 2;
 979         widget = GHB_WIDGET (ud->builder, "PictureLeftCrop");
 980         gtk_spin_button_set_range (GTK_SPIN_BUTTON(widget), 0, bound);
 981         widget = GHB_WIDGET (ud->builder, "PictureRightCrop");
 982         gtk_spin_button_set_range (GTK_SPIN_BUTTON(widget), 0, bound);
 983         if (ghb_settings_get_boolean(ud->settings, "PictureAutoCrop"))
 984         {
 985                 ghb_ui_update(ud, "PictureTopCrop", ghb_int64_value(tinfo->crop[0]));
 986                 ghb_ui_update(ud, "PictureBottomCrop", ghb_int64_value(tinfo->crop[1]));
 987                 ghb_ui_update(ud, "PictureLeftCrop", ghb_int64_value(tinfo->crop[2]));
 988                 ghb_ui_update(ud, "PictureRightCrop", ghb_int64_value(tinfo->crop[3]));
 989         }
 990         ghb_set_scale (ud, GHB_SCALE_KEEP_NONE);
 991         gint width, height, crop[4];
 992         crop[0] = ghb_settings_get_int(ud->settings, "PictureTopCrop");
 993         crop[1] = ghb_settings_get_int(ud->settings, "PictureBottomCrop");
 994         crop[2] = ghb_settings_get_int(ud->settings, "PictureLeftCrop");
 995         crop[3] = ghb_settings_get_int(ud->settings, "PictureRightCrop");
 996         width = tinfo->width - crop[2] - crop[3];
 997         height = tinfo->height - crop[0] - crop[1];
 998         widget = GHB_WIDGET (ud->builder, "crop_dimensions");
 999         text = g_strdup_printf ("%d x %d", width, height);
1000         gtk_label_set_text (GTK_LABEL(widget), text);
1001         g_free(text);
1002
1003         g_debug("setting max end chapter %d", tinfo->num_chapters);
1004         widget = GHB_WIDGET (ud->builder, "end_chapter");
1005         gtk_spin_button_set_range (GTK_SPIN_BUTTON(widget), 1, tinfo->num_chapters);
1006         gtk_spin_button_set_value (GTK_SPIN_BUTTON(widget), tinfo->num_chapters);
1007         widget = GHB_WIDGET (ud->builder, "start_chapter");
1008         gtk_spin_button_set_value (GTK_SPIN_BUTTON(widget), 1);
1009         gtk_spin_button_set_range (GTK_SPIN_BUTTON(widget), 1, tinfo->num_chapters);
1010 }
1011
1012 static gint preview_button_width;
1013 static gint preview_button_height;
1014 static gboolean update_preview = FALSE;
1015
1016 static void
1017 set_preview_image(signal_user_data_t *ud)
1018 {
1019         GtkWidget *widget;
1020         gint preview_width, preview_height, target_height, width, height;
1021
1022         g_debug("set_preview_button_image ()");
1023         gint titleindex;
1024
1025         titleindex = ghb_settings_combo_int(ud->settings, "title");
1026         if (titleindex < 0) return;
1027         widget = GHB_WIDGET (ud->builder, "preview_frame");
1028         gint frame = ghb_widget_int(widget) - 1;
1029         GdkPixbuf *preview = ghb_get_preview_image (titleindex, frame, ud->settings, TRUE);
1030         if (preview == NULL) return;
1031         widget = GHB_WIDGET (ud->builder, "preview_image");
1032         gtk_image_set_from_pixbuf(GTK_IMAGE(widget), preview);
1033
1034         preview_width = gdk_pixbuf_get_width(preview);
1035         preview_height = gdk_pixbuf_get_height(preview);
1036         gchar *text = g_strdup_printf("%d x %d", preview_width, preview_height);
1037         widget = GHB_WIDGET (ud->builder, "preview_dims");
1038         gtk_label_set_text(GTK_LABEL(widget), text);
1039         g_free(text);
1040
1041         g_debug("preview %d x %d", preview_width, preview_height);
1042         target_height = MIN(preview_button_height - 12, 128);
1043         height = target_height;
1044         width = preview_width * height / preview_height;
1045
1046         if ((height >= 16) && (width >= 16))
1047         {
1048                 GdkPixbuf *scaled_preview;
1049                 scaled_preview = gdk_pixbuf_scale_simple (preview, width, height, GDK_INTERP_NEAREST);
1050                 if (scaled_preview != NULL)
1051                 {
1052                         g_object_unref (preview);
1053
1054                         widget = GHB_WIDGET (ud->builder, "preview_button_image");
1055                         gtk_image_set_from_pixbuf(GTK_IMAGE(widget), scaled_preview);
1056                         g_object_unref (scaled_preview);
1057                 }
1058         }
1059 }
1060
1061 void
1062 title_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
1063 {
1064         ghb_title_info_t tinfo;
1065         gint titleindex;
1066
1067         g_debug("title_changed_cb ()");
1068         ghb_widget_to_setting(ud->settings, widget);
1069         ghb_check_dependency(ud, widget);
1070
1071         titleindex = ghb_settings_combo_int(ud->settings, "title");
1072         ghb_update_ui_combo_box (ud->builder, "AudioTrack", titleindex, FALSE);
1073         ghb_update_ui_combo_box (ud->builder, "Subtitles", titleindex, FALSE);
1074
1075         ghb_update_from_preset(ud, "Subtitles");
1076         if (ghb_get_title_info (&tinfo, titleindex))
1077         {
1078                 show_title_info(ud, &tinfo);
1079         }
1080         update_chapter_list (ud);
1081         ghb_adjust_audio_rate_combos(ud);
1082         ghb_set_pref_audio(titleindex, ud);
1083         if (ghb_settings_get_boolean(ud->settings, "vquality_type_target"))
1084         {
1085                 gint bitrate = ghb_calculate_target_bitrate (ud->settings, titleindex);
1086                 ghb_ui_update(ud, "VideoAvgBitrate", ghb_int64_value(bitrate));
1087         }
1088
1089         // Unfortunately, there is no way to query how many frames were
1090         // actually generated during the scan.  It attempts to make 10.
1091         // If I knew how many were generated, I would adjust the spin
1092         // control range here.
1093         ghb_ui_update(ud, "preview_frame", ghb_int64_value(1));
1094
1095         set_preview_image (ud);
1096 }
1097
1098 void
1099 setting_widget_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
1100 {
1101         ghb_widget_to_setting(ud->settings, widget);
1102         ghb_check_dependency(ud, widget);
1103         ghb_clear_presets_selection(ud);
1104 }
1105
1106 static void
1107 validate_filter_widget(signal_user_data_t *ud, const gchar *name)
1108 {
1109         GtkTreeModel *store;
1110         GtkTreeIter iter;
1111         const gchar *str;
1112         gboolean foundit = FALSE;
1113         GtkComboBox *combo = GTK_COMBO_BOX(GHB_WIDGET(ud->builder, name));
1114         if (gtk_combo_box_get_active(combo) < 0)
1115         { // Validate user input
1116                 gchar *val = ghb_settings_get_string(ud->settings, name);
1117                 store = gtk_combo_box_get_model(combo);
1118                 // Check to see if user manually entered one of the combo options
1119                 if (gtk_tree_model_get_iter_first(store, &iter))
1120                 {
1121                         do
1122                         {
1123                                 gtk_tree_model_get(store, &iter, 0, &str, -1);
1124                                 if (strcasecmp(val, str) == 0)
1125                                 {
1126                                         gtk_combo_box_set_active_iter(combo, &iter);
1127                                         foundit = TRUE;
1128                                         break;
1129                                 }
1130                         } while (gtk_tree_model_iter_next(store, &iter));
1131                 }
1132                 if (!foundit)
1133                 { // validate format of filter string
1134                         if (!ghb_validate_filter_string(val, -1))
1135                                 gtk_combo_box_set_active(combo, 0);
1136                 }
1137                 g_free(val);
1138         }
1139 }
1140
1141 gboolean
1142 deint_tweak_focus_out_cb(GtkWidget *widget, GdkEventFocus *event,
1143         signal_user_data_t *ud)
1144 {
1145         g_debug("deint_tweak_focus_out_cb ()");
1146         validate_filter_widget(ud, "tweak_PictureDeinterlace");
1147         return FALSE;
1148 }
1149
1150 gboolean
1151 denoise_tweak_focus_out_cb(GtkWidget *widget, GdkEventFocus *event,
1152         signal_user_data_t *ud)
1153 {
1154         g_debug("denoise_tweak_focus_out_cb ()");
1155         validate_filter_widget(ud, "tweak_PictureDenoise");
1156         return FALSE;
1157 }
1158
1159 void
1160 http_opt_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
1161 {
1162         ghb_widget_to_setting(ud->settings, widget);
1163         ghb_check_dependency(ud, widget);
1164         ghb_clear_presets_selection(ud);
1165         // AC3 is not allowed when Web optimized
1166         ghb_grey_combo_options (ud->builder);
1167 }
1168
1169 void
1170 vcodec_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
1171 {
1172         gdouble vqmin, vqmax, step, page;
1173         gint digits;
1174         gint vcodec;
1175
1176         ghb_widget_to_setting(ud->settings, widget);
1177         ghb_check_dependency(ud, widget);
1178         ghb_clear_presets_selection(ud);
1179         ghb_vquality_range(ud, &vqmin, &vqmax, &step, &page, &digits);
1180         GtkWidget *qp = GHB_WIDGET(ud->builder, "VideoQualitySlider");
1181         gtk_range_set_range (GTK_RANGE(qp), vqmin, vqmax);
1182         gtk_range_set_increments (GTK_RANGE(qp), step, page);
1183         gtk_scale_set_digits(GTK_SCALE(qp), digits);
1184         vcodec = ghb_settings_combo_int(ud->settings, "VideoEncoder");
1185         if (vcodec != HB_VCODEC_X264 && vcodec != HB_VCODEC_FFMPEG)
1186         {
1187                 ghb_ui_update(ud, "directqp", ghb_boolean_value(FALSE));
1188         }
1189 }
1190
1191 void
1192 target_size_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
1193 {
1194         const gchar *name = gtk_widget_get_name(widget);
1195         g_debug("setting_widget_changed_cb () %s", name);
1196         ghb_widget_to_setting(ud->settings, widget);
1197         ghb_check_dependency(ud, widget);
1198         ghb_clear_presets_selection(ud);
1199         if (ghb_settings_get_boolean(ud->settings, "vquality_type_target"))
1200         {
1201                 gint titleindex;
1202                 titleindex = ghb_settings_combo_int(ud->settings, "title");
1203                 gint bitrate = ghb_calculate_target_bitrate (ud->settings, titleindex);
1204                 ghb_ui_update(ud, "VideoAvgBitrate", ghb_int64_value(bitrate));
1205         }
1206 }
1207
1208 void
1209 start_chapter_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
1210 {
1211         gint start, end;
1212         const gchar *name = gtk_widget_get_name(widget);
1213
1214         g_debug("start_chapter_changed_cb () %s", name);
1215         ghb_widget_to_setting(ud->settings, widget);
1216         start = ghb_settings_get_int(ud->settings, "start_chapter");
1217         end = ghb_settings_get_int(ud->settings, "end_chapter");
1218         if (start > end)
1219                 ghb_ui_update(ud, "end_chapter", ghb_int_value(start));
1220         ghb_check_dependency(ud, widget);
1221         if (ghb_settings_get_boolean(ud->settings, "chapters_in_destination"))
1222         {
1223                 set_destination(ud);
1224         }
1225 }
1226
1227 void
1228 end_chapter_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
1229 {
1230         gint start, end;
1231         const gchar *name = gtk_widget_get_name(widget);
1232
1233         g_debug("end_chapter_changed_cb () %s", name);
1234         ghb_widget_to_setting(ud->settings, widget);
1235         start = ghb_settings_get_int(ud->settings, "start_chapter");
1236         end = ghb_settings_get_int(ud->settings, "end_chapter");
1237         if (start > end)
1238                 ghb_ui_update(ud, "start_chapter", ghb_int_value(end));
1239         ghb_check_dependency(ud, widget);
1240         if (ghb_settings_get_boolean(ud->settings, "chapters_in_destination"))
1241         {
1242                 set_destination(ud);
1243         }
1244 }
1245
1246 void
1247 scale_width_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
1248 {
1249         g_debug("scale_width_changed_cb ()");
1250         ghb_widget_to_setting(ud->settings, widget);
1251         ghb_check_dependency(ud, widget);
1252         ghb_set_scale (ud, GHB_SCALE_KEEP_WIDTH);
1253         update_preview = TRUE;
1254         gchar *text;
1255         gint width = ghb_settings_get_int(ud->settings, "scale_width");
1256         gint height = ghb_settings_get_int(ud->settings, "scale_height");
1257         widget = GHB_WIDGET (ud->builder, "scale_dimensions");
1258         text = g_strdup_printf ("%d x %d", width, height);
1259         gtk_label_set_text (GTK_LABEL(widget), text);
1260         g_free(text);
1261 }
1262
1263 void
1264 scale_height_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
1265 {
1266         g_debug("scale_height_changed_cb ()");
1267         ghb_widget_to_setting(ud->settings, widget);
1268         ghb_check_dependency(ud, widget);
1269         ghb_set_scale (ud, GHB_SCALE_KEEP_HEIGHT);
1270         update_preview = TRUE;
1271         gchar *text;
1272         gint width = ghb_settings_get_int(ud->settings, "scale_width");
1273         gint height = ghb_settings_get_int(ud->settings, "scale_height");
1274         widget = GHB_WIDGET (ud->builder, "scale_dimensions");
1275         text = g_strdup_printf ("%d x %d", width, height);
1276         gtk_label_set_text (GTK_LABEL(widget), text);
1277         g_free(text);
1278 }
1279
1280 void
1281 crop_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
1282 {
1283         gint titleindex, crop[4];
1284         ghb_title_info_t tinfo;
1285
1286         g_debug("crop_changed_cb ()");
1287         ghb_widget_to_setting(ud->settings, widget);
1288         ghb_check_dependency(ud, widget);
1289         ghb_set_scale (ud, GHB_SCALE_KEEP_NONE);
1290
1291         crop[0] = ghb_settings_get_int(ud->settings, "PictureTopCrop");
1292         crop[1] = ghb_settings_get_int(ud->settings, "PictureBottomCrop");
1293         crop[2] = ghb_settings_get_int(ud->settings, "PictureLeftCrop");
1294         crop[3] = ghb_settings_get_int(ud->settings, "PictureRightCrop");
1295         titleindex = ghb_settings_combo_int(ud->settings, "title");
1296         if (ghb_get_title_info (&tinfo, titleindex))
1297         {
1298                 gint width, height;
1299                 gchar *text;
1300
1301                 width = tinfo.width - crop[2] - crop[3];
1302                 height = tinfo.height - crop[0] - crop[1];
1303                 widget = GHB_WIDGET (ud->builder, "crop_dimensions");
1304                 text = g_strdup_printf ("%d x %d", width, height);
1305                 gtk_label_set_text (GTK_LABEL(widget), text);
1306                 g_free(text);
1307         }
1308         gchar *text;
1309         widget = GHB_WIDGET (ud->builder, "crop_values");
1310         text = g_strdup_printf ("%d:%d:%d:%d", crop[0], crop[1], crop[2], crop[3]);
1311         gtk_label_set_text (GTK_LABEL(widget), text);
1312         g_free(text);
1313         update_preview = TRUE;
1314 }
1315
1316 void
1317 scale_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
1318 {
1319         g_debug("scale_changed_cb ()");
1320         ghb_widget_to_setting(ud->settings, widget);
1321         ghb_check_dependency(ud, widget);
1322         ghb_clear_presets_selection(ud);
1323         ghb_set_scale (ud, GHB_SCALE_KEEP_NONE);
1324         update_preview = TRUE;
1325
1326         gchar *text;
1327
1328         text = ghb_settings_get_boolean(ud->settings, "PictureAutoCrop") ? "On" : "Off";
1329         widget = GHB_WIDGET (ud->builder, "crop_auto");
1330         gtk_label_set_text (GTK_LABEL(widget), text);
1331         text = ghb_settings_get_boolean(ud->settings, "autoscale") ? "On" : "Off";
1332         widget = GHB_WIDGET (ud->builder, "scale_auto");
1333         gtk_label_set_text (GTK_LABEL(widget), text);
1334         text = ghb_settings_get_boolean(ud->settings, "anamorphic") ? "On" : "Off";
1335         widget = GHB_WIDGET (ud->builder, "scale_anamorphic");
1336         gtk_label_set_text (GTK_LABEL(widget), text);
1337 }
1338
1339 void
1340 generic_entry_changed_cb(GtkEntry *entry, signal_user_data_t *ud)
1341 {
1342         // Normally (due to user input) I only want to process the entry
1343         // when editing is done and the focus-out signal is sent.
1344         // But... there's always a but.
1345         // If the entry is changed by software, the focus-out signal is not sent.
1346         // The changed signal is sent ... so here we are.
1347         // I don't want to process upon every keystroke, so I prevent processing
1348         // while the widget has focus.
1349         g_debug("generic_entry_changed_cb ()");
1350         if (!GTK_WIDGET_HAS_FOCUS((GtkWidget*)entry))
1351         {
1352                 ghb_widget_to_setting(ud->settings, (GtkWidget*)entry);
1353         }
1354 }
1355
1356 void
1357 prefs_dialog_cb(GtkWidget *xwidget, signal_user_data_t *ud)
1358 {
1359         GtkWidget *dialog;
1360         GtkResponseType response;
1361
1362         g_debug("prefs_dialog_cb ()");
1363         dialog = GHB_WIDGET(ud->builder, "prefs_dialog");
1364         response = gtk_dialog_run(GTK_DIALOG(dialog));
1365         gtk_widget_hide(dialog);
1366 }
1367
1368 gboolean
1369 ghb_message_dialog(GtkMessageType type, const gchar *message, const gchar *no, const gchar *yes)
1370 {
1371         GtkWidget *dialog;
1372         GtkResponseType response;
1373
1374         // Toss up a warning dialog
1375         dialog = gtk_message_dialog_new(NULL, GTK_DIALOG_MODAL,
1376                                                         type, GTK_BUTTONS_NONE,
1377                                                         "%s", message);
1378         gtk_dialog_add_buttons( GTK_DIALOG(dialog),
1379                                                    no, GTK_RESPONSE_NO,
1380                                                    yes, GTK_RESPONSE_YES, NULL);
1381         response = gtk_dialog_run(GTK_DIALOG(dialog));
1382         gtk_widget_destroy (dialog);
1383         if (response == GTK_RESPONSE_NO)
1384         {
1385                 return FALSE;
1386         }
1387         return TRUE;
1388 }
1389
1390 gboolean
1391 ghb_cancel_encode(const gchar *extra_msg)
1392 {
1393         GtkWidget *dialog;
1394         GtkResponseType response;
1395
1396         if (extra_msg == NULL) extra_msg = "";
1397         // Toss up a warning dialog
1398         dialog = gtk_message_dialog_new(NULL, GTK_DIALOG_MODAL,
1399                                 GTK_MESSAGE_WARNING, GTK_BUTTONS_NONE,
1400                                 "%sYour movie will be lost if you don't continue encoding.",
1401                                 extra_msg);
1402         gtk_dialog_add_buttons( GTK_DIALOG(dialog),
1403                                                    "Continue Encoding", GTK_RESPONSE_NO,
1404                                                    "Stop Encoding", GTK_RESPONSE_YES, NULL);
1405         response = gtk_dialog_run(GTK_DIALOG(dialog));
1406         gtk_widget_destroy (dialog);
1407         if (response == GTK_RESPONSE_NO) return FALSE;
1408         ghb_stop_queue();
1409         return TRUE;
1410 }
1411
1412 static void
1413 submit_job(GValue *settings)
1414 {
1415         static gint unique_id = 1;
1416         gchar *type, *modified, *preset;
1417         GValue *path;
1418         gboolean preset_modified;
1419
1420         g_debug("submit_job");
1421         if (settings == NULL) return;
1422         preset_modified = ghb_settings_get_boolean(settings, "preset_modified");
1423         path = ghb_settings_get_value(settings, "preset");
1424         preset = ghb_preset_path_string(path);
1425         type = ghb_preset_is_custom() ? "Custom " : "";
1426         modified = preset_modified ? "Modified " : "";
1427         ghb_log("%s%sPreset: %s", modified, type, preset);
1428         g_free(preset);
1429
1430         ghb_settings_set_int(settings, "job_unique_id", unique_id);
1431         ghb_settings_set_int(settings, "job_status", GHB_QUEUE_RUNNING);
1432         ghb_add_job (settings, unique_id);
1433         ghb_start_queue();
1434         unique_id++;
1435 }
1436
1437 static void
1438 prune_logs(signal_user_data_t *ud)
1439 {
1440         gchar *dest_dir;
1441
1442         // Only prune logs stored in the default config dir location
1443         dest_dir = ghb_get_user_config_dir("EncodeLogs");
1444         if (g_file_test(dest_dir, G_FILE_TEST_IS_DIR))
1445         {
1446                 const gchar *file;
1447                 int week = 7*24*60*60;
1448                 GDir *gdir = g_dir_open(dest_dir, 0, NULL);
1449                 time_t now;
1450
1451                 now = time(NULL);
1452                 file = g_dir_read_name(gdir);
1453                 while (file)
1454                 {
1455                         gchar *path;
1456                         struct stat stbuf;
1457
1458                         path = g_strdup_printf("%s/%s", dest_dir, file);
1459                         g_stat(path, &stbuf);
1460                         if (now - stbuf.st_mtime > week)
1461                         {
1462                                 g_unlink(path);
1463                         }
1464                         g_free(path);
1465                         file = g_dir_read_name(gdir);
1466                 }
1467                 g_dir_close(gdir);
1468         }
1469         g_free(dest_dir);
1470 }
1471
1472 static void
1473 queue_scan(signal_user_data_t *ud, GValue *js)
1474 {
1475         gchar *path;
1476         gint titlenum;
1477         time_t  _now;
1478         struct tm *now;
1479         gchar *log_path, *pos, *destname, *basename, *dest_dir;
1480
1481         _now = time(NULL);
1482         now = localtime(&_now);
1483         destname = ghb_settings_get_string(js, "destination");
1484         basename = g_path_get_basename(destname);
1485         if (ghb_settings_get_boolean(ud->settings, "EncodeLogLocation"))
1486         {
1487                 dest_dir = g_path_get_dirname (destname);
1488         }
1489         else
1490         {
1491                 dest_dir = ghb_get_user_config_dir("EncodeLogs");
1492         }
1493         g_free(destname);
1494         pos = g_strrstr( basename, "." );
1495         if (pos != NULL)
1496         {
1497                 *pos = 0;
1498         }
1499         log_path = g_strdup_printf("%s/%d-%02d-%02d %02d-%02d-%02d %s.log",
1500                 dest_dir,
1501                 now->tm_year + 1900, now->tm_mon + 1, now->tm_mday,
1502                 now->tm_hour, now->tm_min, now->tm_sec, basename);
1503         g_free(basename);
1504         g_free(dest_dir);
1505         if (ud->job_activity_log)
1506                 g_io_channel_unref(ud->job_activity_log);
1507         ud->job_activity_log = g_io_channel_new_file (log_path, "w", NULL);
1508         if (ud->job_activity_log)
1509         {
1510                 gchar *ver_str;
1511
1512                 ver_str = g_strdup_printf("Handbrake Version: %s (%d)\n",
1513                                                                         HB_VERSION, HB_BUILD);
1514                 g_io_channel_write_chars (ud->job_activity_log, ver_str,
1515                                                                         -1, NULL, NULL);
1516                 g_free(ver_str);
1517         }
1518         g_free(log_path);
1519
1520         path = ghb_settings_get_string( js, "source");
1521         titlenum = ghb_settings_get_int(js, "titlenum");
1522         ghb_backend_queue_scan(path, titlenum);
1523         g_free(path);
1524 }
1525
1526 GValue*
1527 ghb_start_next_job(signal_user_data_t *ud, gboolean find_first)
1528 {
1529         static gint current = 0;
1530         gint count, ii, jj;
1531         GValue *js;
1532         gint status;
1533
1534         g_debug("start_next_job");
1535         count = ghb_array_len(ud->queue);
1536         if (find_first)
1537         {       // Start the first pending item in the queue
1538                 current = 0;
1539                 for (ii = 0; ii < count; ii++)
1540                 {
1541
1542                         js = ghb_array_get_nth(ud->queue, ii);
1543                         status = ghb_settings_get_int(js, "job_status");
1544                         if (status == GHB_QUEUE_PENDING)
1545                         {
1546                                 current = ii;
1547                                 queue_scan(ud, js);
1548                                 return js;
1549                         }
1550                 }
1551                 // Nothing pending
1552                 return NULL;
1553         }
1554         // Find the next pending item after the current running item
1555         for (ii = 0; ii < count-1; ii++)
1556         {
1557                 js = ghb_array_get_nth(ud->queue, ii);
1558                 status = ghb_settings_get_int(js, "job_status");
1559                 if (status == GHB_QUEUE_RUNNING)
1560                 {
1561                         for (jj = ii+1; jj < count; jj++)
1562                         {
1563                                 js = ghb_array_get_nth(ud->queue, jj);
1564                                 status = ghb_settings_get_int(js, "job_status");
1565                                 if (status == GHB_QUEUE_PENDING)
1566                                 {
1567                                         current = jj;
1568                                         queue_scan(ud, js);
1569                                         return js;
1570                                 }
1571                         }
1572                 }
1573         }
1574         // No running item found? Maybe it was deleted
1575         // Look for a pending item starting from the last index we started
1576         for (ii = current; ii < count; ii++)
1577         {
1578                 js = ghb_array_get_nth(ud->queue, ii);
1579                 status = ghb_settings_get_int(js, "job_status");
1580                 if (status == GHB_QUEUE_PENDING)
1581                 {
1582                         current = ii;
1583                         queue_scan(ud, js);
1584                         return js;
1585                 }
1586         }
1587         // Nothing found
1588         return NULL;
1589 }
1590
1591 static gint
1592 find_queue_job(GValue *queue, gint unique_id, GValue **job)
1593 {
1594         GValue *js;
1595         gint ii, count;
1596         gint job_unique_id;
1597
1598         *job = NULL;
1599         g_debug("find_queue_job");
1600         count = ghb_array_len(queue);
1601         for (ii = 0; ii < count; ii++)
1602         {
1603                 js = ghb_array_get_nth(queue, ii);
1604                 job_unique_id = ghb_settings_get_int(js, "job_unique_id");
1605                 if (job_unique_id == unique_id)
1606                 {
1607                         *job = js;
1608                         return ii;
1609                 }
1610         }
1611         return -1;
1612 }
1613
1614 gchar*
1615 working_status_string(signal_user_data_t *ud, ghb_status_t *status)
1616 {
1617         gchar *task_str, *job_str, *status_str;
1618         gint qcount;
1619         gint index;
1620         GValue *js;
1621
1622         if (status->job_count > 1)
1623         {
1624                 task_str = g_strdup_printf("pass %d of %d, ",
1625                         status->job_cur, status->job_count);
1626         }
1627         else
1628         {
1629                 task_str = g_strdup("");
1630         }
1631         qcount = ghb_array_len(ud->queue);
1632         if (qcount > 1)
1633         {
1634                 index = find_queue_job(ud->queue, status->unique_id, &js);
1635                 job_str = g_strdup_printf("job %d of %d, ", index+1, qcount);
1636         }
1637         else
1638         {
1639                 job_str = g_strdup("");
1640         }
1641         if(status->seconds > -1)
1642         {
1643                 status_str= g_strdup_printf(
1644                         "Encoding: %s%s%.2f %%"
1645                         " (%.2f fps, avg %.2f fps, ETA %02dh%02dm%02ds)",
1646                         job_str, task_str,
1647                         100.0 * status->progress,
1648                         status->rate_cur, status->rate_avg, status->hours,
1649                         status->minutes, status->seconds );
1650         }
1651         else
1652         {
1653                 status_str= g_strdup_printf(
1654                         "Encoding: %s%s%.2f %%",
1655                         job_str, task_str,
1656                         100.0 * status->progress );
1657         }
1658         g_free(task_str);
1659         g_free(job_str);
1660         return status_str;
1661 }
1662
1663 static void
1664 ghb_backend_events(signal_user_data_t *ud)
1665 {
1666         ghb_status_t status;
1667         gchar *status_str;
1668         GtkProgressBar *progress;
1669         gint titleindex;
1670         GValue *js;
1671         gint index;
1672         GtkTreeView *treeview;
1673         GtkTreeStore *store;
1674         GtkTreeIter iter;
1675         static gint working = 0;
1676         static gboolean work_started = FALSE;
1677
1678         ghb_track_status();
1679         ghb_get_status(&status);
1680         progress = GTK_PROGRESS_BAR(GHB_WIDGET (ud->builder, "progressbar"));
1681         // First handle the status of title scans
1682         // Then handle the status of the queue
1683         if (status.state & GHB_STATE_SCANNING)
1684         {
1685                 if (status.title_cur == 0)
1686                 {
1687                         status_str = g_strdup ("Scanning...");
1688                 }
1689                 else
1690                 {
1691                         status_str = g_strdup_printf ("Scanning title %d of %d...",
1692                                                                   status.title_cur, status.title_count );
1693                 }
1694                 gtk_progress_bar_set_text (progress, status_str);
1695                 g_free(status_str);
1696                 if (status.title_count > 0)
1697                 {
1698                         gtk_progress_bar_set_fraction (progress,
1699                                 (gdouble)status.title_cur / status.title_count);
1700                 }
1701         }
1702         else if (status.state & GHB_STATE_SCANDONE)
1703         {
1704                 status_str = g_strdup_printf ("Scan done");
1705                 gtk_progress_bar_set_text (progress, status_str);
1706                 g_free(status_str);
1707                 gtk_progress_bar_set_fraction (progress, 1.0);
1708
1709                 ghb_title_info_t tinfo;
1710
1711                 ghb_update_ui_combo_box(ud->builder, "title", 0, FALSE);
1712                 titleindex = ghb_longest_title();
1713                 ghb_ui_update(ud, "title", ghb_int64_value(titleindex));
1714
1715                 // Are there really any titles.
1716                 if (!ghb_get_title_info(&tinfo, titleindex))
1717                 {
1718                         GtkProgressBar *progress;
1719                         progress = GTK_PROGRESS_BAR(GHB_WIDGET (ud->builder, "progressbar"));
1720                         gtk_progress_bar_set_fraction (progress, 0);
1721                         gtk_progress_bar_set_text (progress, "No Source");
1722                 }
1723                 ghb_clear_state(GHB_STATE_SCANDONE);
1724                 ghb_queue_buttons_grey(ud, work_started);
1725                 if (ghb_queue_edit_settings)
1726                 {
1727                         gint jstatus;
1728
1729                         jstatus = ghb_settings_get_int(ghb_queue_edit_settings, "job_status");
1730                         ghb_settings_to_ui(ud, ghb_queue_edit_settings);
1731                         ghb_set_audio(ud, ghb_queue_edit_settings);
1732                         if (jstatus == GHB_QUEUE_PENDING)
1733                         {
1734                                 ghb_value_free(ghb_queue_edit_settings);
1735                         }
1736                         ghb_queue_edit_settings = NULL;
1737                 }
1738         }
1739         else if (status.queue_state & GHB_STATE_SCANNING)
1740         {
1741                 status_str = g_strdup_printf ("Scanning ...");
1742                 gtk_progress_bar_set_text (progress, status_str);
1743                 g_free(status_str);
1744                 gtk_progress_bar_set_fraction (progress, 0);
1745         }
1746         else if (status.queue_state & GHB_STATE_SCANDONE)
1747         {
1748                 ghb_clear_queue_state(GHB_STATE_SCANDONE);
1749                 submit_job(ud->current_job);
1750         }
1751         else if (status.queue_state & GHB_STATE_PAUSED)
1752         {
1753                 status_str = g_strdup_printf ("Paused");
1754                 gtk_progress_bar_set_text (progress, status_str);
1755                 g_free(status_str);
1756         }
1757         else if (status.queue_state & GHB_STATE_WORKING)
1758         {
1759                 status_str = working_status_string(ud, &status);
1760                 gtk_progress_bar_set_text (progress, status_str);
1761                 gtk_progress_bar_set_fraction (progress, status.progress);
1762                 g_free(status_str);
1763         }
1764         else if (status.queue_state & GHB_STATE_WORKDONE)
1765         {
1766                 gint qstatus;
1767
1768                 work_started = FALSE;
1769                 ghb_queue_buttons_grey(ud, FALSE);
1770                 index = find_queue_job(ud->queue, status.unique_id, &js);
1771                 treeview = GTK_TREE_VIEW(GHB_WIDGET(ud->builder, "queue_list"));
1772                 store = GTK_TREE_STORE(gtk_tree_view_get_model(treeview));
1773                 if (ud->cancel_encode)
1774                         status.error = GHB_ERROR_CANCELED;
1775                 switch( status.error )
1776                 {
1777                         case GHB_ERROR_NONE:
1778                                 gtk_progress_bar_set_text( progress, "Rip done!" );
1779                                 qstatus = GHB_QUEUE_DONE;
1780                                 if (js != NULL)
1781                                 {
1782                                         gchar *path = g_strdup_printf ("%d", index);
1783                                         if (gtk_tree_model_get_iter_from_string(
1784                                                         GTK_TREE_MODEL(store), &iter, path))
1785                                         {
1786                                                 gtk_tree_store_set(store, &iter, 0, "hb-complete", -1);
1787                                         }
1788                                         g_free(path);
1789                                 }
1790                                 break;
1791                         case GHB_ERROR_CANCELED:
1792                                 gtk_progress_bar_set_text( progress, "Rip canceled." );
1793                                 qstatus = GHB_QUEUE_CANCELED;
1794                                 if (js != NULL)
1795                                 {
1796                                         gchar *path = g_strdup_printf ("%d", index);
1797                                         if (gtk_tree_model_get_iter_from_string(
1798                                                         GTK_TREE_MODEL(store), &iter, path))
1799                                         {
1800                                                 gtk_tree_store_set(store, &iter, 0, "hb-canceled", -1);
1801                                         }
1802                                         g_free(path);
1803                                 }
1804                                 break;
1805                         default:
1806                                 gtk_progress_bar_set_text( progress, "Rip failed.");
1807                                 qstatus = GHB_QUEUE_CANCELED;
1808                                 if (js != NULL)
1809                                 {
1810                                         gchar *path = g_strdup_printf ("%d", index);
1811                                         if (gtk_tree_model_get_iter_from_string(
1812                                                         GTK_TREE_MODEL(store), &iter, path))
1813                                         {
1814                                                 gtk_tree_store_set(store, &iter, 0, "hb-canceled", -1);
1815                                         }
1816                                         g_free(path);
1817                                 }
1818                 }
1819                 gtk_progress_bar_set_fraction (progress, 1.0);
1820                 ghb_clear_queue_state(GHB_STATE_WORKDONE);
1821                 if (!ud->cancel_encode)
1822                         ud->current_job = ghb_start_next_job(ud, FALSE);
1823                 else
1824                         ud->current_job = NULL;
1825                 if (js)
1826                         ghb_settings_set_int(js, "job_status", qstatus);
1827                 ghb_save_queue(ud->queue);
1828                 ud->cancel_encode = FALSE;
1829                 g_io_channel_unref(ud->job_activity_log);
1830                 ud->job_activity_log = NULL;
1831         }
1832         else if (status.queue_state & GHB_STATE_MUXING)
1833         {
1834                 gtk_progress_bar_set_text(progress, "Muxing: this may take awhile...");
1835         }
1836         if (status.queue_state & GHB_STATE_SCANNING)
1837         {
1838                 // This needs to be in scanning and working since scanning
1839                 // happens fast enough that it can be missed
1840                 if (!work_started)
1841                 {
1842                         work_started = TRUE;
1843                         ghb_queue_buttons_grey(ud, TRUE);
1844                 }
1845         }
1846         if (status.queue_state & GHB_STATE_WORKING)
1847         {
1848                 // This needs to be in scanning and working since scanning
1849                 // happens fast enough that it can be missed
1850                 if (!work_started)
1851                 {
1852                         work_started = TRUE;
1853                         ghb_queue_buttons_grey(ud, TRUE);
1854                 }
1855                 index = find_queue_job(ud->queue, status.unique_id, &js);
1856                 if (status.unique_id != 0 && index >= 0)
1857                 {
1858                         gchar working_icon[] = "hb-working0";
1859                         working_icon[10] = '0' + working;
1860                         working = (working+1) % 6;
1861                         treeview = GTK_TREE_VIEW(GHB_WIDGET(ud->builder, "queue_list"));
1862                         store = GTK_TREE_STORE(gtk_tree_view_get_model(treeview));
1863                         gchar *path = g_strdup_printf ("%d", index);
1864                         if (gtk_tree_model_get_iter_from_string(
1865                                         GTK_TREE_MODEL(store), &iter, path))
1866                         {
1867                                 gtk_tree_store_set(store, &iter, 0, working_icon, -1);
1868                         }
1869                         g_free(path);
1870                 }
1871                 GtkLabel *label;
1872                 gchar *status_str;
1873
1874                 status_str = working_status_string(ud, &status);
1875                 label = GTK_LABEL(GHB_WIDGET(ud->builder, "queue_status"));
1876                 gtk_label_set_text (label, status_str);
1877                 g_free(status_str);
1878         }
1879 }
1880
1881 gboolean
1882 ghb_timer_cb(gpointer data)
1883 {
1884         signal_user_data_t *ud = (signal_user_data_t*)data;
1885
1886         ghb_backend_events(ud);
1887         if (update_default_destination)
1888         {
1889                 gchar *dest, *dest_dir, *def_dest;
1890                 dest = ghb_settings_get_string(ud->settings, "destination");
1891                 dest_dir = g_path_get_dirname (dest);
1892                 def_dest = ghb_settings_get_string(ud->settings, "destination_dir");
1893                 if (strcmp(dest_dir, def_dest) != 0)
1894                 {
1895                         ghb_settings_set_string (ud->settings, "destination_dir", dest_dir);
1896                         ghb_pref_save (ud->settings, "destination_dir");
1897                 }
1898                 g_free(dest);
1899                 g_free(dest_dir);
1900                 g_free(def_dest);
1901                 update_default_destination = FALSE;
1902         }
1903         if (update_preview)
1904         {
1905                 set_preview_image (ud);
1906                 update_preview = FALSE;
1907         }
1908         return TRUE;
1909 }
1910
1911 gboolean
1912 ghb_log_cb(GIOChannel *source, GIOCondition cond, gpointer data)
1913 {
1914         gchar *text = NULL;
1915         gsize length;
1916         GtkTextView *textview;
1917         GtkTextBuffer *buffer;
1918         GtkTextIter iter;
1919         GtkTextMark *mark;
1920         GError *gerror = NULL;
1921         GIOStatus status;
1922
1923         signal_user_data_t *ud = (signal_user_data_t*)data;
1924
1925         status = g_io_channel_read_line (source, &text, &length, NULL, &gerror);
1926         if (text != NULL)
1927         {
1928                 GdkWindow *window;
1929                 gint width, height;
1930                 gint x, y;
1931                 gboolean bottom = FALSE;
1932
1933                 textview = GTK_TEXT_VIEW(GHB_WIDGET (ud->builder, "activity_view"));
1934                 buffer = gtk_text_view_get_buffer (textview);
1935                 // I would like to auto-scroll the window when the scrollbar
1936                 // is at the bottom,
1937                 // must determining whether the insert point is at
1938                 // the bottom of the window
1939                 window = gtk_text_view_get_window(textview, GTK_TEXT_WINDOW_TEXT);
1940                 if (window != NULL)
1941                 {
1942                         gdk_drawable_get_size(GDK_DRAWABLE(window), &width, &height);
1943                         gtk_text_view_window_to_buffer_coords(textview,
1944                                 GTK_TEXT_WINDOW_TEXT, width, height, &x, &y);
1945                         gtk_text_view_get_iter_at_location(textview, &iter, x, y);
1946                         if (gtk_text_iter_is_end(&iter))
1947                         {
1948                                 bottom = TRUE;
1949                         }
1950                 }
1951                 else
1952                 {
1953                         // If the window isn't available, assume bottom
1954                         bottom = TRUE;
1955                 }
1956                 gtk_text_buffer_get_end_iter(buffer, &iter);
1957                 gtk_text_buffer_insert(buffer, &iter, text, -1);
1958                 if (bottom)
1959                 {
1960                         //gtk_text_view_scroll_to_iter(textview, &iter, 0, FALSE, 0, 0);
1961                         mark = gtk_text_buffer_get_insert (buffer);
1962                         gtk_text_view_scroll_mark_onscreen(textview, mark);
1963                 }
1964                 g_io_channel_write_chars (ud->activity_log, text,
1965                                                                 length, &length, NULL);
1966                 if (ud->job_activity_log)
1967                         g_io_channel_write_chars (ud->job_activity_log, text,
1968                                                                         length, &length, NULL);
1969                 g_free(text);
1970         }
1971         if (status != G_IO_STATUS_NORMAL)
1972         {
1973                 // This should never happen, but if it does I would get into an
1974                 // infinite loop.  Returning false removes this callback.
1975                 g_warning("Error while reading activity from pipe");
1976                 if (gerror != NULL)
1977                 {
1978                         g_warning("%s", gerror->message);
1979                         g_error_free (gerror);
1980                 }
1981                 return FALSE;
1982         }
1983         if (gerror != NULL)
1984                 g_error_free (gerror);
1985         return TRUE;
1986 }
1987
1988 void
1989 show_activity_clicked_cb(GtkWidget *xwidget, signal_user_data_t *ud)
1990 {
1991         GtkWidget *widget = GHB_WIDGET (ud->builder, "activity_window");
1992         gtk_widget_show (widget);
1993 }
1994
1995 void
1996 ghb_log(gchar *log, ...)
1997 {
1998         va_list args;
1999         time_t _now;
2000     struct tm *now;
2001         gchar fmt[362];
2002
2003         _now = time(NULL);
2004         now = localtime( &_now );
2005         snprintf(fmt, 362, "[%02d:%02d:%02d] lingui: %s\n",
2006                         now->tm_hour, now->tm_min, now->tm_sec, log);
2007         va_start(args, log);
2008         vfprintf(stderr, fmt, args);
2009         va_end(args);
2010 }
2011
2012 void
2013 about_activate_cb(GtkWidget *xwidget, signal_user_data_t *ud)
2014 {
2015         GtkWidget *widget = GHB_WIDGET (ud->builder, "hb_about");
2016         gtk_about_dialog_set_version(GTK_ABOUT_DIALOG(widget), ghb_version());
2017         gtk_widget_show (widget);
2018 }
2019
2020 static void
2021 browse_url(const gchar *url)
2022 {
2023         gboolean result;
2024         char *argv[] =
2025                 {"xdg-open",NULL,NULL,NULL};
2026         argv[1] = (gchar*)url;
2027         result = g_spawn_async(NULL, argv, NULL, G_SPAWN_SEARCH_PATH, NULL,
2028                                 NULL, NULL, NULL);
2029         if (result) return;
2030
2031         argv[0] = "gnome-open";
2032         result = g_spawn_async(NULL, argv, NULL, G_SPAWN_SEARCH_PATH, NULL,
2033                                 NULL, NULL, NULL);
2034         if (result) return;
2035
2036         argv[0] = "kfmclient";
2037         argv[1] = "exec";
2038         argv[2] = "http://trac.handbrake.fr/wiki/HandBrakeGuide";
2039         result = g_spawn_async(NULL, argv, NULL, G_SPAWN_SEARCH_PATH, NULL,
2040                                 NULL, NULL, NULL);
2041         if (result) return;
2042
2043         argv[0] = "firefox";
2044         argv[1] = "http://trac.handbrake.fr/wiki/HandBrakeGuide";
2045         argv[2] = NULL;
2046         result = g_spawn_async(NULL, argv, NULL, G_SPAWN_SEARCH_PATH, NULL,
2047                                 NULL, NULL, NULL);
2048 }
2049
2050 void
2051 guide_activate_cb(GtkWidget *xwidget, signal_user_data_t *ud)
2052 {
2053         browse_url("http://trac.handbrake.fr/wiki/HandBrakeGuide");
2054 }
2055
2056 void
2057 hb_about_response_cb(GtkWidget *widget, gint response, signal_user_data_t *ud)
2058 {
2059         gtk_widget_hide (widget);
2060 }
2061
2062 void
2063 show_queue_clicked_cb(GtkWidget *xwidget, signal_user_data_t *ud)
2064 {
2065         GtkWidget *widget = GHB_WIDGET (ud->builder, "queue_window");
2066         gtk_widget_show (widget);
2067 }
2068
2069 void
2070 show_presets_toggled_cb(GtkToggleButton *button, signal_user_data_t *ud)
2071 {
2072         GtkWidget *widget;
2073         GtkWindow *hb_window;
2074
2075         g_debug("show_presets_clicked_cb ()");
2076         widget = GHB_WIDGET (ud->builder, "presets_frame");
2077         if (gtk_toggle_button_get_active(button))
2078         {
2079                 gtk_widget_show_now(widget);
2080         }
2081         else
2082         {
2083                 gtk_widget_hide(widget);
2084                 hb_window = GTK_WINDOW(GHB_WIDGET (ud->builder, "hb_window"));
2085                 gtk_window_resize(hb_window, 16, 16);
2086         }
2087         ghb_widget_to_setting(ud->settings, GTK_WIDGET(button));
2088         ghb_pref_save(ud->settings, "show_presets");
2089 }
2090
2091 static void
2092 update_chapter_list(signal_user_data_t *ud)
2093 {
2094         GtkTreeView *treeview;
2095         GtkTreeIter iter;
2096         GtkListStore *store;
2097         gboolean done;
2098         GValue *chapters;
2099         gint titleindex, ii;
2100         gint count;
2101
2102         g_debug("update_chapter_list ()");
2103         titleindex = ghb_settings_combo_int(ud->settings, "title");
2104         chapters = ghb_get_chapters(titleindex);
2105         count = ghb_array_len(chapters);
2106         if (chapters)
2107                 ghb_settings_set_value(ud->settings, "chapter_list", chapters);
2108
2109         treeview = GTK_TREE_VIEW(GHB_WIDGET(ud->builder, "chapters_list"));
2110         store = GTK_LIST_STORE(gtk_tree_view_get_model(treeview));
2111         ii = 0;
2112         if (gtk_tree_model_get_iter_first(GTK_TREE_MODEL(store), &iter))
2113         {
2114                 do
2115                 {
2116
2117                         if (ii < count)
2118                         {
2119                                 gchar *chapter;
2120
2121                                 // Update row with settings data
2122                                 g_debug("Updating row");
2123                                 chapter = ghb_value_string(ghb_array_get_nth(chapters, ii));
2124                                 gtk_list_store_set(store, &iter,
2125                                         0, ii+1,
2126                                         1, chapter,
2127                                         2, TRUE,
2128                                         -1);
2129                                 g_free(chapter);
2130                                 ii++;
2131                                 done = !gtk_tree_model_iter_next(GTK_TREE_MODEL(store), &iter);
2132                         }
2133                         else
2134                         {
2135                                 // No more settings data, remove row
2136                                 g_debug("Removing row");
2137                                 done = !gtk_list_store_remove(store, &iter);
2138                         }
2139                 } while (!done);
2140         }
2141         while (ii < count)
2142         {
2143                 gchar *chapter;
2144
2145                 // Additional settings, add row
2146                 g_debug("Adding row");
2147                 chapter = ghb_value_string(ghb_array_get_nth(chapters, ii));
2148                 gtk_list_store_append(store, &iter);
2149                 gtk_list_store_set(store, &iter,
2150                         0, ii+1,
2151                         1, chapter,
2152                         2, TRUE,
2153                         -1);
2154                 g_free(chapter);
2155                 ii++;
2156         }
2157 }
2158
2159 static gint chapter_edit_key = 0;
2160
2161 gboolean
2162 chapter_keypress_cb(
2163         GhbCellRendererText *cell,
2164         GdkEventKey *event,
2165         signal_user_data_t *ud)
2166 {
2167         chapter_edit_key = event->keyval;
2168         return FALSE;
2169 }
2170
2171 void
2172 chapter_edited_cb(
2173         GhbCellRendererText *cell,
2174         gchar *path,
2175         gchar *text,
2176         signal_user_data_t *ud)
2177 {
2178         GtkTreePath *treepath;
2179         GtkListStore *store;
2180         GtkTreeView *treeview;
2181         GtkTreeIter iter;
2182         gint index;
2183         gint *pi;
2184         gint row;
2185
2186         g_debug("chapter_edited_cb ()");
2187         g_debug("path (%s)", path);
2188         g_debug("text (%s)", text);
2189         treeview = GTK_TREE_VIEW(GHB_WIDGET(ud->builder, "chapters_list"));
2190         store = GTK_LIST_STORE(gtk_tree_view_get_model(treeview));
2191         treepath = gtk_tree_path_new_from_string (path);
2192         pi = gtk_tree_path_get_indices(treepath);
2193         row = pi[0];
2194         gtk_tree_model_get_iter(GTK_TREE_MODEL(store), &iter, treepath);
2195         gtk_list_store_set(store, &iter,
2196                 1, text,
2197                 2, TRUE,
2198                 -1);
2199         gtk_tree_model_get(GTK_TREE_MODEL(store), &iter, 0, &index, -1);
2200
2201         GValue *chapters;
2202         GValue *chapter;
2203
2204         chapters = ghb_settings_get_value(ud->settings, "chapter_list");
2205         chapter = ghb_array_get_nth(chapters, index-1);
2206         g_value_set_string(chapter, text);
2207         if ((chapter_edit_key == GDK_Return || chapter_edit_key == GDK_Down) &&
2208                 gtk_tree_model_iter_next(GTK_TREE_MODEL(store), &iter))
2209         {
2210                 GtkTreeViewColumn *column;
2211
2212                 gtk_tree_path_next(treepath);
2213                 // When a cell has been edited, I want to advance to the
2214                 // next cell and start editing it automaitcally.
2215                 // Unfortunately, we may not be in a state here where
2216                 // editing is allowed.  This happens when the user selects
2217                 // a new cell with the mouse instead of just hitting enter.
2218                 // Some kind of Gtk quirk.  widget_editable==NULL assertion.
2219                 // Editing is enabled again once the selection event has been
2220                 // processed.  So I'm queueing up a callback to be called
2221                 // when things go idle.  There, I will advance to the next
2222                 // cell and initiate editing.
2223                 //
2224                 // Now, you might be asking why I don't catch the keypress
2225                 // event and determine what action to take based on that.
2226                 // The Gtk developers in their infinite wisdom have made the
2227                 // actual GtkEdit widget being used a private member of
2228                 // GtkCellRendererText, so it can not be accessed to hang a
2229                 // signal handler off of.  And they also do not propagate the
2230                 // keypress signals in any other way.  So that information is lost.
2231                 //g_idle_add((GSourceFunc)next_cell, ud);
2232                 //
2233                 // Keeping the above comment for posterity.
2234                 // I got industrious and made my own CellTextRendererText that
2235                 // passes on the key-press-event. So now I have much better
2236                 // control of this.
2237                 column = gtk_tree_view_get_column(treeview, 1);
2238                 gtk_tree_view_set_cursor(treeview, treepath, column, TRUE);
2239         }
2240         else if (chapter_edit_key == GDK_Up && row > 0)
2241         {
2242                 GtkTreeViewColumn *column;
2243                 gtk_tree_path_prev(treepath);
2244                 column = gtk_tree_view_get_column(treeview, 1);
2245                 gtk_tree_view_set_cursor(treeview, treepath, column, TRUE);
2246         }
2247         gtk_tree_path_free (treepath);
2248 }
2249
2250 void
2251 chapter_list_selection_changed_cb(GtkTreeSelection *selection, signal_user_data_t *ud)
2252 {
2253         g_debug("chapter_list_selection_changed_cb ()");
2254         //chapter_selection_changed = TRUE;
2255 }
2256
2257 void
2258 preview_button_clicked_cb(GtkWidget *xwidget, signal_user_data_t *ud)
2259 {
2260         gint titleindex;
2261
2262         titleindex = ghb_settings_combo_int(ud->settings, "title");
2263         if (titleindex < 0) return;
2264         g_debug("titleindex %d", titleindex);
2265
2266         GtkWidget *widget = GHB_WIDGET (ud->builder, "preview_window");
2267         gtk_widget_show (widget);
2268 }
2269
2270 void
2271 preview_frame_value_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
2272 {
2273         set_preview_image(ud);
2274 }
2275
2276 void
2277 preview_button_size_allocate_cb(GtkWidget *widget, GtkAllocation *allocation, signal_user_data_t *ud)
2278 {
2279         g_debug("-------------------------------allocate %d x %d", allocation->width, allocation->height);
2280         if (preview_button_width == allocation->width &&
2281                 preview_button_height == allocation->height)
2282         {
2283                 // Nothing to do. Bug out.
2284                 g_debug("nothing to do");
2285                 return;
2286         }
2287         g_debug("-------------------------------prev allocate %d x %d", preview_button_width, preview_button_height);
2288         preview_button_width = allocation->width;
2289         preview_button_height = allocation->height;
2290         set_preview_image(ud);
2291 }
2292
2293 void
2294 debug_log_handler(const gchar *domain, GLogLevelFlags flags, const gchar *msg, gpointer data)
2295 {
2296         signal_user_data_t *ud = (signal_user_data_t*)data;
2297
2298         if (ud->debug)
2299         {
2300                 printf("%s: %s\n", domain, msg);
2301         }
2302 }
2303
2304 static void
2305 set_visible(GtkWidget *widget, gboolean visible)
2306 {
2307         if (visible)
2308         {
2309                 gtk_widget_show_now(widget);
2310         }
2311         else
2312         {
2313                 gtk_widget_hide(widget);
2314         }
2315 }
2316
2317 void
2318 ghb_hbfd(signal_user_data_t *ud, gboolean hbfd)
2319 {
2320         GtkWidget *widget;
2321         g_debug("ghb_hbfd");
2322         widget = GHB_WIDGET(ud->builder, "queue_pause1");
2323         set_visible(widget, !hbfd);
2324         widget = GHB_WIDGET(ud->builder, "queue_add");
2325         set_visible(widget, !hbfd);
2326         widget = GHB_WIDGET(ud->builder, "show_queue");
2327         set_visible(widget, !hbfd);
2328         widget = GHB_WIDGET(ud->builder, "show_activity");
2329         set_visible(widget, !hbfd);
2330
2331         widget = GHB_WIDGET(ud->builder, "chapter_box");
2332         set_visible(widget, !hbfd);
2333         widget = GHB_WIDGET(ud->builder, "container_box");
2334         set_visible(widget, !hbfd);
2335         widget = GHB_WIDGET(ud->builder, "settings_box");
2336         set_visible(widget, !hbfd);
2337         widget = GHB_WIDGET(ud->builder, "presets_save");
2338         set_visible(widget, !hbfd);
2339         widget = GHB_WIDGET(ud->builder, "presets_remove");
2340         set_visible(widget, !hbfd);
2341         widget = GHB_WIDGET(ud->builder, "presets_default");
2342         set_visible(widget, !hbfd);
2343         widget = GHB_WIDGET (ud->builder, "hb_window");
2344         gtk_window_resize(GTK_WINDOW(widget), 16, 16);
2345
2346 }
2347
2348 void
2349 hbfd_toggled_cb(GtkWidget *widget, signal_user_data_t *ud)
2350 {
2351         g_debug("hbfd_toggled_cb");
2352         ghb_widget_to_setting (ud->settings, widget);
2353         gboolean hbfd = ghb_settings_get_boolean(ud->settings, "hbfd");
2354         ghb_hbfd(ud, hbfd);
2355         ghb_pref_save(ud->settings, "hbfd");
2356 }
2357
2358 void
2359 pref_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
2360 {
2361         g_debug("pref_changed_cb");
2362         ghb_widget_to_setting (ud->settings, widget);
2363         ghb_check_dependency(ud, widget);
2364         const gchar *name = gtk_widget_get_name(widget);
2365         ghb_pref_save(ud->settings, name);
2366 }
2367
2368 void
2369 tweaks_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
2370 {
2371         g_debug("tweaks_changed_cb");
2372         ghb_widget_to_setting (ud->settings, widget);
2373         const gchar *name = gtk_widget_get_name(widget);
2374         ghb_pref_save(ud->settings, name);
2375
2376         gboolean tweaks = ghb_settings_get_boolean(ud->settings, "allow_tweaks");
2377         widget = GHB_WIDGET(ud->builder, "PictureDeinterlace");
2378         tweaks ? gtk_widget_hide(widget) : gtk_widget_show(widget);
2379         widget = GHB_WIDGET(ud->builder, "tweak_PictureDeinterlace");
2380         !tweaks ? gtk_widget_hide(widget) : gtk_widget_show(widget);
2381
2382         widget = GHB_WIDGET(ud->builder, "PictureDenoise");
2383         tweaks ? gtk_widget_hide(widget) : gtk_widget_show(widget);
2384         widget = GHB_WIDGET(ud->builder, "tweak_PictureDenoise");
2385         !tweaks ? gtk_widget_hide(widget) : gtk_widget_show(widget);
2386         if (tweaks)
2387         {
2388                 const GValue *value;
2389                 value = ghb_settings_get_value(ud->settings, "PictureDeinterlace");
2390                 ghb_ui_update(ud, "tweak_PictureDeinterlace", value);
2391                 value = ghb_settings_get_value(ud->settings, "PictureDenoise");
2392                 ghb_ui_update(ud, "tweak_PictureDenoise", value);
2393         }
2394         else
2395         {
2396                 const GValue *value;
2397                 value = ghb_settings_get_value(ud->settings, "tweak_PictureDeinterlace");
2398                 ghb_ui_update(ud, "PictureDeinterlace", value);
2399                 value = ghb_settings_get_value(ud->settings, "tweak_PictureDenoise");
2400                 ghb_ui_update(ud, "PictureDenoise", value);
2401         }
2402 }
2403
2404 void
2405 hbfd_feature_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
2406 {
2407         g_debug("hbfd_feature_changed_cb");
2408         ghb_widget_to_setting (ud->settings, widget);
2409         const gchar *name = gtk_widget_get_name(widget);
2410         ghb_pref_save(ud->settings, name);
2411
2412         gboolean hbfd = ghb_settings_get_boolean(ud->settings, "hbfd_feature");
2413         GtkAction *action;
2414         if (hbfd)
2415         {
2416                 const GValue *val;
2417                 val = ghb_settings_get_value(ud->settings, "hbfd");
2418                 ghb_ui_update(ud, "hbfd", val);
2419         }
2420         action = GHB_ACTION (ud->builder, "hbfd");
2421         gtk_action_set_visible(action, hbfd);
2422 }
2423
2424 void
2425 ghb_file_menu_add_dvd(signal_user_data_t *ud)
2426 {
2427         GList *link, *drives;
2428
2429         GtkActionGroup *agroup = GTK_ACTION_GROUP(
2430                 gtk_builder_get_object(ud->builder, "actiongroup1"));
2431         GtkUIManager *ui = GTK_UI_MANAGER(
2432                 gtk_builder_get_object(ud->builder, "uimanager1"));
2433         guint merge_id = gtk_ui_manager_new_merge_id(ui);
2434
2435         link = drives = dvd_device_list();
2436         while (link != NULL)
2437         {
2438                 gchar *name = (gchar*)link->data;
2439                 // Create action for this drive
2440                 GtkAction *action = gtk_action_new(name, name,
2441                         "Scan this DVD source", "gtk-cdrom");
2442                 // Add action to action group
2443                 gtk_action_group_add_action_with_accel(agroup, action, "");
2444                 // Add to ui manager
2445                 gtk_ui_manager_add_ui(ui, merge_id,
2446                         "ui/menubar1/menuitem1/quit1", name, name,
2447                         GTK_UI_MANAGER_AUTO, TRUE);
2448                 // Connect signal to action (menu item)
2449                 g_signal_connect(action, "activate",
2450                         (GCallback)dvd_source_activate_cb, ud);
2451                 g_free(name);
2452                 link = link->next;
2453         }
2454         g_list_free(drives);
2455
2456         // Add separator
2457         gtk_ui_manager_add_ui(ui, merge_id,
2458                 "ui/menubar1/menuitem1/quit1", "", NULL,
2459                 GTK_UI_MANAGER_AUTO, TRUE);
2460 }
2461
2462 gboolean ghb_is_cd(GDrive *gd);
2463
2464 static GList*
2465 dvd_device_list()
2466 {
2467         GVolumeMonitor *gvm;
2468         GList *drives, *link;
2469         GList *dvd_devices = NULL;
2470
2471         gvm = g_volume_monitor_get ();
2472         drives = g_volume_monitor_get_connected_drives (gvm);
2473         link = drives;
2474         while (link != NULL)
2475         {
2476                 GDrive *gd;
2477
2478                 gd = (GDrive*)link->data;
2479                 if (ghb_is_cd(gd))
2480                 {
2481                         gchar *device;
2482                         device = g_drive_get_identifier(gd, G_VOLUME_IDENTIFIER_KIND_UNIX_DEVICE);
2483                         dvd_devices = g_list_append(dvd_devices, (gpointer)device);
2484                 }
2485                 g_object_unref (gd);
2486                 link = link->next;
2487         }
2488         g_list_free(drives);
2489         return dvd_devices;
2490 }
2491
2492
2493 static DBusConnection *dbus_connection = NULL;
2494 static LibHalContext *hal_ctx;
2495
2496 gboolean
2497 ghb_is_cd(GDrive *gd)
2498 {
2499         gchar *device;
2500         LibHalDrive *halDrive;
2501         LibHalDriveType dtype;
2502
2503         device = g_drive_get_identifier(gd, G_VOLUME_IDENTIFIER_KIND_UNIX_DEVICE);
2504         halDrive = libhal_drive_from_device_file (hal_ctx, device);
2505         dtype = libhal_drive_get_type(halDrive);
2506         libhal_drive_free(halDrive);
2507         g_free(device);
2508         return (dtype == LIBHAL_DRIVE_TYPE_CDROM);
2509 }
2510
2511 void
2512 drive_changed_cb(GVolumeMonitor *gvm, GDrive *gd, signal_user_data_t *ud)
2513 {
2514         gchar *device;
2515         gint state = ghb_get_state();
2516         static gboolean first_time = TRUE;
2517
2518         if (ud->current_dvd_device == NULL) return;
2519         // A drive change event happens when the program initially starts
2520         // and I don't want to automatically scan at that time.
2521         if (first_time)
2522         {
2523                 first_time = FALSE;
2524                 return;
2525         }
2526         if (state != GHB_STATE_IDLE) return;
2527         device = g_drive_get_identifier(gd, G_VOLUME_IDENTIFIER_KIND_UNIX_DEVICE);
2528
2529         // DVD insertion detected.  Scan it.
2530         if (strcmp(device, ud->current_dvd_device) == 0)
2531         {
2532                 if (g_drive_has_media (gd))
2533                 {
2534                         GtkProgressBar *progress;
2535                         progress = GTK_PROGRESS_BAR(GHB_WIDGET (ud->builder, "progressbar"));
2536                         gtk_progress_bar_set_text (progress, "Scanning ...");
2537                         gtk_progress_bar_set_fraction (progress, 0);
2538                         update_source_label(ud, device);
2539                         ghb_hb_cleanup(TRUE);
2540                         prune_logs(ud);
2541                         ghb_backend_scan(device, 0);
2542                 }
2543                 else
2544                 {
2545                         ghb_hb_cleanup(TRUE);
2546                         prune_logs(ud);
2547                         ghb_backend_scan("/dev/null", 0);
2548                 }
2549         }
2550         g_free(device);
2551 }
2552
2553
2554 static gboolean
2555 dbus_init (void)
2556 {
2557         DBusError error;
2558
2559         if (dbus_connection != NULL)
2560                 return TRUE;
2561
2562         dbus_error_init (&error);
2563         if (!(dbus_connection = dbus_bus_get (DBUS_BUS_SYSTEM, &error))) {
2564                 g_debug ("could not get system bus: %s", error.message);
2565                 dbus_error_free (&error);
2566                 return FALSE;
2567         }
2568
2569         //dbus_connection_setup_with_g_main (dbus_connection, NULL);
2570         //dbus_connection_set_exit_on_disconnect (dbus_connection, FALSE);
2571         //dbus_connection_add_filter (dbus_connection, gvm_dbus_filter_function, NULL, NULL);
2572
2573         return TRUE;
2574 }
2575
2576 void
2577 ghb_hal_init()
2578 {
2579         DBusError error;
2580         char **devices;
2581         int nr;
2582
2583         if (!dbus_init ())
2584                 return;
2585
2586         if (!(hal_ctx = libhal_ctx_new ())) {
2587                 g_warning ("failed to create a HAL context!");
2588                 return;
2589         }
2590
2591         libhal_ctx_set_dbus_connection (hal_ctx, dbus_connection);
2592         dbus_error_init (&error);
2593         if (!libhal_ctx_init (hal_ctx, &error)) {
2594                 g_warning ("libhal_ctx_init failed: %s", error.message ? error.message : "unknown");
2595                 dbus_error_free (&error);
2596                 libhal_ctx_free (hal_ctx);
2597                 return;
2598         }
2599
2600         /*
2601          * Do something to ping the HAL daemon - the above functions will
2602          * succeed even if hald is not running, so long as DBUS is.  But we
2603          * want to exit silently if hald is not running, to behave on
2604          * pre-2.6 systems.
2605          */
2606         if (!(devices = libhal_get_all_devices (hal_ctx, &nr, &error))) {
2607                 g_warning ("seems that HAL is not running: %s", error.message ? error.message : "unknown");
2608                 dbus_error_free (&error);
2609
2610                 libhal_ctx_shutdown (hal_ctx, NULL);
2611                 libhal_ctx_free (hal_ctx);
2612                 return;
2613         }
2614
2615         libhal_free_string_array (devices);
2616
2617         //gvm_hal_claim_branch ("/org/freedesktop/Hal/devices/local");
2618 }
2619
2620 gboolean
2621 tweak_setting_cb(
2622         GtkWidget *widget,
2623         GdkEventButton *event,
2624         signal_user_data_t *ud)
2625 {
2626         const gchar *name;
2627         gchar *tweak_name;
2628         gboolean ret = FALSE;
2629         gboolean allow_tweaks;
2630
2631         g_debug("press %d %d", event->type, event->button);
2632         allow_tweaks = ghb_settings_get_boolean(ud->settings, "allow_tweaks");
2633         if (allow_tweaks && event->type == GDK_BUTTON_PRESS && event->button == 3)
2634         { // Its a right mouse click
2635                 GtkWidget *dialog;
2636                 GtkEntry *entry;
2637                 GtkResponseType response;
2638                 gchar *tweak = NULL;
2639
2640                 name = gtk_widget_get_name(widget);
2641                 if (g_str_has_prefix(name, "tweak_"))
2642                 {
2643                         tweak_name = g_strdup(name);
2644                 }
2645                 else
2646                 {
2647                         tweak_name = g_strdup_printf("tweak_%s", name);
2648                 }
2649
2650                 tweak = ghb_settings_get_string (ud->settings, tweak_name);
2651                 dialog = GHB_WIDGET(ud->builder, "tweak_dialog");
2652                 gtk_window_set_title(GTK_WINDOW(dialog), tweak_name);
2653                 entry = GTK_ENTRY(GHB_WIDGET(ud->builder, "tweak_setting"));
2654                 if (tweak)
2655                 {
2656                         gtk_entry_set_text(entry, tweak);
2657                         g_free(tweak);
2658                 }
2659                 response = gtk_dialog_run(GTK_DIALOG(dialog));
2660                 gtk_widget_hide(dialog);
2661                 if (response == GTK_RESPONSE_OK)
2662                 {
2663                         tweak = (gchar*)gtk_entry_get_text(entry);
2664                         if (ghb_validate_filter_string(tweak, -1))
2665                                 ghb_settings_set_string(ud->settings, tweak_name, tweak);
2666                         else
2667                         {
2668                                 gchar *message;
2669                                 message = g_strdup_printf(
2670                                                         "Invalid Settings:\n%s",
2671                                                         tweak);
2672                                 ghb_message_dialog(GTK_MESSAGE_ERROR, message, "Cancel", NULL);
2673                                 g_free(message);
2674                         }
2675                 }
2676                 g_free(tweak_name);
2677                 ret = TRUE;
2678         }
2679         return ret;
2680 }
2681
2682 gboolean
2683 easter_egg_cb(
2684         GtkWidget *widget,
2685         GdkEventButton *event,
2686         signal_user_data_t *ud)
2687 {
2688         g_debug("press %d %d", event->type, event->button);
2689         if (event->type == GDK_3BUTTON_PRESS && event->button == 1)
2690         { // Its a tripple left mouse button click
2691                 GtkWidget *widget;
2692                 widget = GHB_WIDGET(ud->builder, "allow_tweaks");
2693                 gtk_widget_show(widget);
2694                 widget = GHB_WIDGET(ud->builder, "hbfd_feature");
2695                 gtk_widget_show(widget);
2696         }
2697         else if (event->type == GDK_BUTTON_PRESS && event->button == 1)
2698         {
2699                 GtkWidget *widget;
2700                 widget = GHB_WIDGET(ud->builder, "allow_tweaks");
2701                 gtk_widget_hide(widget);
2702                 widget = GHB_WIDGET(ud->builder, "hbfd_feature");
2703                 gtk_widget_hide(widget);
2704         }
2705         return FALSE;
2706 }
2707
2708 gchar*
2709 format_deblock_cb(GtkScale *scale, gdouble val, signal_user_data_t *ud)
2710 {
2711         if (val < 5.0)
2712         {
2713                 return g_strdup_printf("Off");
2714         }
2715         else
2716         {
2717                 return g_strdup_printf("%d", (gint)val);
2718         }
2719 }
2720
2721 gchar*
2722 format_vquality_cb(GtkScale *scale, gdouble val, signal_user_data_t *ud)
2723 {
2724         if (ghb_settings_get_boolean(ud->settings, "directqp"))
2725         {
2726                 gint vcodec = ghb_settings_combo_int(ud->settings, "VideoEncoder");
2727                 // Only x264 and ffmpeg currently support direct qp/crf entry
2728                 if (vcodec != HB_VCODEC_X264 && vcodec != HB_VCODEC_FFMPEG)
2729                 {
2730                         val *= 100;
2731                         return g_strdup_printf("%.1f", val);
2732                 }
2733                 return g_strdup_printf("%d", (gint)val);
2734         }
2735         else
2736         {
2737                 val *= 100;
2738                 return g_strdup_printf("%.1f", val);
2739         }
2740 }
2741
2742 static void
2743 html_link_cb(GtkHTML *html, const gchar *url, signal_user_data_t *ud)
2744 {
2745         browse_url(url);
2746 }
2747
2748 static gboolean check_stable_update(signal_user_data_t *ud);
2749 static gboolean stable_update_lock = FALSE;
2750
2751 static void
2752 process_appcast(signal_user_data_t *ud)
2753 {
2754         gchar *description = NULL, *build = NULL, *version = NULL, *msg;
2755         GtkWidget *html, *window, *dialog, *label;
2756         gint    response, ibuild = 0, skip;
2757
2758         if (ud->appcast == NULL || ud->appcast_len < 15 ||
2759                 strncmp(&(ud->appcast[9]), "200 OK", 6))
2760         {
2761                 if (!stable_update_lock && HB_BUILD % 100)
2762                         g_idle_add((GSourceFunc)check_stable_update, ud);
2763                 goto done;
2764         }
2765         ghb_appcast_parse(ud->appcast, &description, &build, &version);
2766         if (build)
2767                 ibuild = g_strtod(build, NULL);
2768         skip = ghb_settings_get_int(ud->settings, "update_skip_version");
2769         if (description == NULL || build == NULL || version == NULL
2770                 || ibuild <= HB_BUILD || skip == ibuild)
2771         {
2772                 if (!stable_update_lock && HB_BUILD % 100)
2773                         g_idle_add((GSourceFunc)check_stable_update, ud);
2774                 goto done;
2775         }
2776         msg = g_strdup_printf("HandBrake %s/%s is now available (you have %s/%d).",
2777                         version, build, HB_VERSION, HB_BUILD);
2778         label = GHB_WIDGET(ud->builder, "update_message");
2779         gtk_label_set_text(GTK_LABEL(label), msg);
2780         html = gtk_html_new_from_string(description, -1);
2781         g_signal_connect(html, "link_clicked", G_CALLBACK(html_link_cb), ud);
2782         window = GHB_WIDGET(ud->builder, "update_scroll");
2783         gtk_container_add(GTK_CONTAINER(window), html);
2784         // Show it
2785         dialog = GHB_WIDGET(ud->builder, "update_dialog");
2786         gtk_widget_set_size_request(html, 420, 240);
2787         gtk_widget_show(html);
2788         response = gtk_dialog_run(GTK_DIALOG(dialog));
2789         gtk_widget_hide(dialog);
2790         gtk_widget_destroy(html);
2791         if (response == GTK_RESPONSE_OK)
2792         {
2793                 // Skip
2794                 ghb_settings_set_int(ud->settings, "update_skip_version", ibuild);
2795                 ghb_pref_save(ud->settings, "update_skip_version");
2796         }
2797         g_free(msg);
2798
2799 done:
2800         if (description) g_free(description);
2801         if (build) g_free(build);
2802         if (version) g_free(version);
2803         g_free(ud->appcast);
2804         ud->appcast_len = 0;
2805         ud->appcast = NULL;
2806 }
2807
2808 void
2809 ghb_net_close(GIOChannel *ioc)
2810 {
2811         gint fd;
2812
2813         g_debug("ghb_net_close");
2814         if (ioc == NULL) return;
2815         fd = g_io_channel_unix_get_fd(ioc);
2816         close(fd);
2817         g_io_channel_unref(ioc);
2818 }
2819
2820 gboolean
2821 ghb_net_recv_cb(GIOChannel *ioc, GIOCondition cond, gpointer data)
2822 {
2823         gchar buf[2048];
2824         gsize len;
2825         GError *gerror = NULL;
2826         GIOStatus status;
2827
2828         g_debug("ghb_net_recv_cb");
2829         signal_user_data_t *ud = (signal_user_data_t*)data;
2830
2831         status = g_io_channel_read_chars (ioc, buf, 2048, &len, &gerror);
2832         if ((status == G_IO_STATUS_NORMAL || status == G_IO_STATUS_EOF) &&
2833                 len > 0)
2834         {
2835                 gint new_len = ud->appcast_len + len;
2836                 ud->appcast = g_realloc(ud->appcast, new_len + 1);
2837                 memcpy(&(ud->appcast[ud->appcast_len]), buf, len);
2838                 ud->appcast_len = new_len;
2839         }
2840         if (status == G_IO_STATUS_EOF)
2841         {
2842                 ud->appcast[ud->appcast_len] = 0;
2843                 ghb_net_close(ioc);
2844                 process_appcast(ud);
2845                 return FALSE;
2846         }
2847         return TRUE;
2848 }
2849
2850 GIOChannel*
2851 ghb_net_open(signal_user_data_t *ud, gchar *address, gint port)
2852 {
2853         GIOChannel *ioc;
2854         gint fd;
2855
2856         struct sockaddr_in   sock;
2857         struct hostent     * host;
2858
2859         g_debug("ghb_net_open");
2860         if( !( host = gethostbyname( address ) ) )
2861         {
2862                 g_warning( "gethostbyname failed (%s)", address );
2863                 return NULL;
2864         }
2865
2866         memset( &sock, 0, sizeof( struct sockaddr_in ) );
2867         sock.sin_family = host->h_addrtype;
2868         sock.sin_port   = htons( port );
2869         memcpy( &sock.sin_addr, host->h_addr, host->h_length );
2870
2871         fd = socket(host->h_addrtype, SOCK_STREAM, 0);
2872         if( fd < 0 )
2873         {
2874                 g_debug( "socket failed" );
2875                 return NULL;
2876         }
2877
2878         if(connect(fd, (struct sockaddr*)&sock, sizeof(struct sockaddr_in )) < 0 )
2879         {
2880                 g_debug( "connect failed" );
2881                 return NULL;
2882         }
2883         ioc = g_io_channel_unix_new(fd);
2884         g_io_channel_set_encoding (ioc, NULL, NULL);
2885         g_io_channel_set_flags(ioc, G_IO_FLAG_NONBLOCK, NULL);
2886         g_io_add_watch (ioc, G_IO_IN, ghb_net_recv_cb, (gpointer)ud );
2887
2888         return ioc;
2889 }
2890
2891 gboolean
2892 ghb_check_update(signal_user_data_t *ud)
2893 {
2894         gchar *query;
2895         gsize len;
2896         GIOChannel *ioc;
2897         GError *gerror = NULL;
2898
2899         g_debug("ghb_check_update");
2900         if (HB_BUILD % 100)
2901         {
2902         query =
2903                 "GET /appcast_unstable.xml HTTP/1.0\r\nHost: handbrake.fr\r\n\r\n";
2904         }
2905         else
2906         {
2907                 stable_update_lock = TRUE;
2908         query = "GET /appcast.xml HTTP/1.0\r\nHost: handbrake.fr\r\n\r\n";
2909         }
2910         ioc = ghb_net_open(ud, "handbrake.fr", 80);
2911         if (ioc == NULL)
2912                 return FALSE;
2913
2914         g_io_channel_write_chars(ioc, query, strlen(query), &len, &gerror);
2915         g_io_channel_flush(ioc, &gerror);
2916         // This function is initiated by g_idle_add.  Must return false
2917         // so that it is not called again
2918         return FALSE;
2919 }
2920
2921 static gboolean
2922 check_stable_update(signal_user_data_t *ud)
2923 {
2924         gchar *query;
2925         gsize len;
2926         GIOChannel *ioc;
2927         GError *gerror = NULL;
2928
2929         g_debug("check_stable_update");
2930         stable_update_lock = TRUE;
2931         query = "GET /appcast.xml HTTP/1.0\r\nHost: handbrake.fr\r\n\r\n";
2932         ioc = ghb_net_open(ud, "handbrake.fr", 80);
2933         if (ioc == NULL)
2934                 return FALSE;
2935
2936         g_io_channel_write_chars(ioc, query, strlen(query), &len, &gerror);
2937         g_io_channel_flush(ioc, &gerror);
2938         // This function is initiated by g_idle_add.  Must return false
2939         // so that it is not called again
2940         return FALSE;
2941 }
2942