gtk/src/settings.c

   1 /* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 4; tab-width: 4 -*- */
   2 /*
   3  * settings.c
   4  * Copyright (C) John Stebbins 2008 <stebbins@stebbins>
   5  *
   6  * settings.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 #include <fcntl.h>
  15 #include <unistd.h>
  16 #include <glib.h>
  17 #include <glib/gstdio.h>
  18 #include <string.h>
  19 #include <gtk/gtk.h>
  20 #include "settings.h"
  21 #include "hb-backend.h"
  22 #include "values.h"
  23
  24 void dump_settings(GValue *settings);
  25 void ghb_pref_audio_init(signal_user_data_t *ud);
  26
  27 GObject*
  28 debug_get_object(GtkBuilder* b, const gchar *n)
  29 {
  30         g_message("name %s\n", n);
  31         return gtk_builder_get_object(b, n);
  32 }
  33
  34 GValue*
  35 ghb_settings_new()
  36 {
  37         return ghb_dict_value_new();
  38 }
  39
  40 void
  41 ghb_settings_set_value(
  42         GValue *settings,
  43         const gchar *key,
  44         const GValue *value)
  45 {
  46         if (key == NULL || value == NULL)
  47                 return;
  48         ghb_dict_insert(settings, g_strdup(key), ghb_value_dup(value));
  49 }
  50
  51 void
  52 ghb_settings_take_value(GValue *settings, const gchar *key, GValue *value)
  53 {
  54         ghb_dict_insert(settings, g_strdup(key), value);
  55 }
  56
  57 void
  58 ghb_settings_set_string(
  59         GValue *settings,
  60         const gchar *key,
  61         const gchar *sval)
  62 {
  63         GValue *value;
  64         value = ghb_string_value_new(sval);
  65         ghb_dict_insert(settings, g_strdup(key), value);
  66 }
  67
  68 void
  69 ghb_settings_set_double(GValue *settings, const gchar *key, gdouble dval)
  70 {
  71         GValue *value;
  72         value = ghb_double_value_new(dval);
  73         ghb_dict_insert(settings, g_strdup(key), value);
  74 }
  75
  76 void
  77 ghb_settings_set_int64(GValue *settings, const gchar *key, gint64 ival)
  78 {
  79         GValue *value;
  80         value = ghb_int64_value_new(ival);
  81         ghb_dict_insert(settings, g_strdup(key), value);
  82 }
  83
  84 void
  85 ghb_settings_set_int(GValue *settings, const gchar *key, gint ival)
  86 {
  87         GValue *value;
  88         value = ghb_int64_value_new((gint64)ival);
  89         ghb_dict_insert(settings, g_strdup(key), value);
  90 }
  91
  92 void
  93 ghb_settings_set_boolean(GValue *settings, const gchar *key, gboolean bval)
  94 {
  95         GValue *value;
  96         value = ghb_boolean_value_new(bval);
  97         ghb_dict_insert(settings, g_strdup(key), value);
  98 }
  99
 100 GValue*
 101 ghb_settings_get_value(GValue *settings, const gchar *key)
 102 {
 103         GValue *value;
 104         value = ghb_dict_lookup(settings, key);
 105         if (value == NULL)
 106                 g_warning("returning null (%s)", key);
 107         return value;
 108 }
 109
 110 gboolean
 111 ghb_settings_get_boolean(GValue *settings, const gchar *key)
 112 {
 113         const GValue* value;
 114         value = ghb_settings_get_value(settings, key);
 115         if (value == NULL) return FALSE;
 116         return ghb_value_boolean(value);
 117 }
 118
 119 gint64
 120 ghb_settings_get_int64(GValue *settings, const gchar *key)
 121 {
 122         const GValue* value;
 123         value = ghb_settings_get_value(settings, key);
 124         if (value == NULL) return 0;
 125         return ghb_value_int64(value);
 126 }
 127
 128 gint
 129 ghb_settings_get_int(GValue *settings, const gchar *key)
 130 {
 131         const GValue* value;
 132         value = ghb_settings_get_value(settings, key);
 133         if (value == NULL) return 0;
 134         return ghb_value_int(value);
 135 }
 136
 137 gdouble
 138 ghb_settings_get_double(GValue *settings, const gchar *key)
 139 {
 140         const GValue* value;
 141         value = ghb_settings_get_value(settings, key);
 142         if (value == NULL) return 0;
 143         return ghb_value_double(value);
 144 }
 145
 146 gchar*
 147 ghb_settings_get_string(GValue *settings, const gchar *key)
 148 {
 149         const GValue* value;
 150         value = ghb_settings_get_value(settings, key);
 151         if (value == NULL) return g_strdup("");
 152         return ghb_value_string(value);
 153 }
 154
 155 gint
 156 ghb_settings_combo_int(GValue *settings, const gchar *key)
 157 {
 158         return ghb_lookup_combo_int(key, ghb_settings_get_value(settings, key));
 159 }
 160
 161 const gchar*
 162 ghb_settings_combo_option(GValue *settings, const gchar *key)
 163 {
 164         return ghb_lookup_combo_option(key, ghb_settings_get_value(settings, key));
 165 }
 166
 167 // Map widget names to setting keys
 168 // Widgets that map to settings have names
 169 // of this format: s_<setting key>
 170 static const gchar*
 171 get_setting_key(GtkWidget *widget)
 172 {
 173         const gchar *name;
 174
 175         g_debug("get_setting_key ()\n");
 176         if (widget == NULL) return NULL;
 177         if (GTK_IS_ACTION(widget))
 178                 name = gtk_action_get_name(GTK_ACTION(widget));
 179         else
 180                 name = gtk_widget_get_name(widget);
 181
 182         if (name == NULL)
 183         {
 184                 // Bad widget pointer?  Should never happen.
 185                 g_debug("Bad widget\n");
 186                 return NULL;
 187         }
 188         return name;
 189 }
 190
 191 GValue*
 192 ghb_widget_value(GtkWidget *widget)
 193 {
 194         GValue *value = NULL;
 195         const gchar *name;
 196         GType type;
 197
 198         if (widget == NULL)
 199         {
 200                 g_debug("NULL widget\n");
 201                 return NULL;
 202         }
 203
 204         type = GTK_WIDGET_TYPE(widget);
 205         if (GTK_IS_ACTION(widget))
 206                 name = gtk_action_get_name(GTK_ACTION(widget));
 207         else
 208                 name = gtk_widget_get_name(widget);
 209         g_debug("ghb_widget_value widget (%s)\n", name);
 210         if (type == GTK_TYPE_ENTRY)
 211         {
 212                 const gchar *str = gtk_entry_get_text(GTK_ENTRY(widget));
 213                 value = ghb_string_value_new(str);
 214         }
 215         else if (type == GTK_TYPE_RADIO_BUTTON)
 216         {
 217                 g_debug("\tradio_button");
 218                 gboolean bval;
 219                 bval = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(widget));
 220                 value = ghb_boolean_value_new(bval);
 221         }
 222         else if (type == GTK_TYPE_CHECK_BUTTON)
 223         {
 224                 g_debug("\tcheck_button");
 225                 gboolean bval;
 226                 bval = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(widget));
 227                 value = ghb_boolean_value_new(bval);
 228         }
 229         else if (type == GTK_TYPE_TOGGLE_ACTION)
 230         {
 231                 g_debug("\ttoggle action");
 232                 gboolean bval;
 233                 bval = gtk_toggle_action_get_active(GTK_TOGGLE_ACTION(widget));
 234                 value = ghb_boolean_value_new(bval);
 235         }
 236         else if (type == GTK_TYPE_CHECK_MENU_ITEM)
 237         {
 238                 g_debug("\tcheck_menu_item");
 239                 gboolean bval;
 240                 bval = gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget));
 241                 value = ghb_boolean_value_new(bval);
 242         }
 243         else if (type == GTK_TYPE_COMBO_BOX)
 244         {
 245                 g_debug("\tcombo_box");
 246                 GtkTreeModel *store;
 247                 GtkTreeIter iter;
 248                 gchar *shortOpt;
 249
 250                 store = gtk_combo_box_get_model(GTK_COMBO_BOX(widget));
 251                 if (gtk_combo_box_get_active_iter(GTK_COMBO_BOX(widget), &iter))
 252                 {
 253                         gtk_tree_model_get(store, &iter, 2, &shortOpt, -1);
 254                         value = ghb_string_value_new(shortOpt);
 255                         g_free(shortOpt);
 256                 }
 257                 else
 258                 {
 259                         value = ghb_string_value_new("");
 260                 }
 261         }
 262         else if (type == GTK_TYPE_COMBO_BOX_ENTRY)
 263         {
 264                 GtkTreeModel *store;
 265                 GtkTreeIter iter;
 266                 gchar *shortOpt;
 267
 268                 g_debug("\tcombo_box_entry");
 269                 store = gtk_combo_box_get_model(GTK_COMBO_BOX(widget));
 270                 if (gtk_combo_box_get_active_iter(GTK_COMBO_BOX(widget), &iter))
 271                 {
 272                         gtk_tree_model_get(store, &iter, 2, &shortOpt, -1);
 273                         value = ghb_string_value_new(shortOpt);
 274                         g_free(shortOpt);
 275                 }
 276                 else
 277                 {
 278                         const gchar *str;
 279                         str = gtk_combo_box_get_active_text(GTK_COMBO_BOX(widget));
 280                         if (str == NULL) str = "";
 281                         value = ghb_string_value_new(str);
 282                 }
 283         }
 284         else if (type == GTK_TYPE_SPIN_BUTTON)
 285         {
 286                 gint ival;
 287                 ival = gtk_spin_button_get_value_as_int(GTK_SPIN_BUTTON(widget));
 288                 value = ghb_int64_value_new(ival);
 289         }
 290         else if (type == GTK_TYPE_HSCALE)
 291         {
 292                 gdouble dval;
 293                 gint digits;
 294
 295                 digits = gtk_scale_get_digits(GTK_SCALE(widget));
 296                 dval = gtk_range_get_value(GTK_RANGE(widget));
 297                 if (digits)
 298                 {
 299                         value = ghb_double_value_new(dval);
 300                 }
 301                 else
 302                 {
 303                         value = ghb_int_value_new(dval);
 304                 }
 305         }
 306         else if (type == GTK_TYPE_TEXT_VIEW)
 307         {
 308                 GtkTextBuffer *buffer;
 309                 GtkTextIter start, end;
 310                 gchar *str;
 311
 312                 buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(widget));
 313                 gtk_text_buffer_get_bounds(buffer, &start, &end);
 314                 str = gtk_text_buffer_get_text(buffer, &start, &end, FALSE);
 315                 value = ghb_string_value_new(str);
 316                 g_free(str);
 317         }
 318         else if (type == GTK_TYPE_LABEL)
 319         {
 320                 const gchar *str;
 321                 str = gtk_label_get_text (GTK_LABEL(widget));
 322                 value = ghb_string_value_new(str);
 323         }
 324         else
 325         {
 326                 g_debug("Attempt to set unknown widget type: %s\n", name);
 327                 g_free(value);
 328                 value = NULL;
 329         }
 330         return value;
 331 }
 332
 333 gchar*
 334 ghb_widget_string(GtkWidget *widget)
 335 {
 336         GValue *value;
 337         gchar *sval;
 338
 339         value = ghb_widget_value(widget);
 340         sval = ghb_value_string(value);
 341         ghb_value_free(value);
 342         return sval;
 343 }
 344
 345 gdouble
 346 ghb_widget_double(GtkWidget *widget)
 347 {
 348         GValue *value;
 349         gdouble dval;
 350
 351         value = ghb_widget_value(widget);
 352         dval = ghb_value_double(value);
 353         ghb_value_free(value);
 354         return dval;
 355 }
 356
 357 gint64
 358 ghb_widget_int64(GtkWidget *widget)
 359 {
 360         GValue *value;
 361         gint64 ival;
 362
 363         value = ghb_widget_value(widget);
 364         ival = ghb_value_int64(value);
 365         ghb_value_free(value);
 366         return ival;
 367 }
 368
 369 gint
 370 ghb_widget_int(GtkWidget *widget)
 371 {
 372         GValue *value;
 373         gint ival;
 374
 375         value = ghb_widget_value(widget);
 376         ival = (gint)ghb_value_int64(value);
 377         ghb_value_free(value);
 378         return ival;
 379 }
 380
 381 gint
 382 ghb_widget_boolean(GtkWidget *widget)
 383 {
 384         GValue *value;
 385         gboolean bval;
 386
 387         value = ghb_widget_value(widget);
 388         bval = ghb_value_boolean(value);
 389         ghb_value_free(value);
 390         return bval;
 391 }
 392
 393 void
 394 ghb_widget_to_setting(GValue *settings, GtkWidget *widget)
 395 {
 396         const gchar *key = NULL;
 397         GValue *value;
 398
 399         if (widget == NULL) return;
 400         g_debug("ghb_widget_to_setting");
 401         // Find corresponding setting
 402         key = get_setting_key(widget);
 403         if (key == NULL) return;
 404         value = ghb_widget_value(widget);
 405         if (value != NULL)
 406         {
 407                 ghb_settings_take_value(settings, key, value);
 408         }
 409         else
 410         {
 411                 g_debug("No value found for %s\n", key);
 412         }
 413 }
 414
 415 static void
 416 update_widget(GtkWidget *widget, const GValue *value)
 417 {
 418         GType type;
 419         gchar *str;
 420         gint ival;
 421         gdouble dval;
 422
 423         g_debug("update_widget");
 424         type = G_VALUE_TYPE(value);
 425         if (type == ghb_array_get_type() || type == ghb_dict_get_type())
 426                 return;
 427         if (value == NULL) return;
 428         str = ghb_value_string(value);
 429         ival = ghb_value_int(value);
 430         dval = ghb_value_double(value);
 431         type = GTK_OBJECT_TYPE(widget);
 432         if (type == GTK_TYPE_ENTRY)
 433         {
 434                 g_debug("entry");
 435                 gtk_entry_set_text((GtkEntry*)widget, str);
 436         }
 437         else if (type == GTK_TYPE_RADIO_BUTTON)
 438         {
 439                 g_debug("radio button");
 440                 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(widget), ival);
 441         }
 442         else if (type == GTK_TYPE_CHECK_BUTTON)
 443         {
 444                 g_debug("check button");
 445                 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(widget), ival);
 446         }
 447         else if (type == GTK_TYPE_TOGGLE_ACTION)
 448         {
 449                 g_debug("toggle action");
 450                 gtk_toggle_action_set_active(GTK_TOGGLE_ACTION(widget), ival);
 451         }
 452         else if (type == GTK_TYPE_CHECK_MENU_ITEM)
 453         {
 454                 g_debug("check menu item");
 455                 gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(widget), ival);
 456         }
 457         else if (type == GTK_TYPE_COMBO_BOX)
 458         {
 459                 GtkTreeModel *store;
 460                 GtkTreeIter iter;
 461                 gchar *shortOpt;
 462                 gint ivalue;
 463                 gboolean foundit = FALSE;
 464
 465                 g_debug("combo (%s)", str);
 466                 store = gtk_combo_box_get_model(GTK_COMBO_BOX(widget));
 467                 if (gtk_tree_model_get_iter_first (store, &iter))
 468                 {
 469                         do
 470                         {
 471                                 gtk_tree_model_get(store, &iter, 2, &shortOpt, -1);
 472                                 if (strcmp(shortOpt, str) == 0)
 473                                 {
 474                                         gtk_combo_box_set_active_iter (
 475                                                 GTK_COMBO_BOX(widget), &iter);
 476                                         g_free(shortOpt);
 477                                         foundit = TRUE;
 478                                         break;
 479                                 }
 480                                 g_free(shortOpt);
 481                         } while (gtk_tree_model_iter_next (store, &iter));
 482                 }
 483                 if (!foundit && gtk_tree_model_get_iter_first (store, &iter))
 484                 {
 485                         do
 486                         {
 487                                 gtk_tree_model_get(store, &iter, 3, &ivalue, -1);
 488                                 if (ivalue == ival)
 489                                 {
 490                                         gtk_combo_box_set_active_iter (
 491                                                 GTK_COMBO_BOX(widget), &iter);
 492                                         foundit = TRUE;
 493                                         break;
 494                                 }
 495                         } while (gtk_tree_model_iter_next (store, &iter));
 496                 }
 497                 if (!foundit)
 498                 {
 499                         gtk_combo_box_set_active (GTK_COMBO_BOX(widget), 0);
 500                 }
 501         }
 502         else if (type == GTK_TYPE_COMBO_BOX_ENTRY)
 503         {
 504                 GtkTreeModel *store;
 505                 GtkTreeIter iter;
 506                 gchar *shortOpt;
 507                 gint ivalue;
 508                 gboolean foundit = FALSE;
 509
 510                 g_debug("GTK_COMBO_BOX_ENTRY");
 511                 store = gtk_combo_box_get_model(GTK_COMBO_BOX(widget));
 512                 if (gtk_tree_model_get_iter_first (store, &iter))
 513                 {
 514                         do
 515                         {
 516                                 gtk_tree_model_get(store, &iter, 2, &shortOpt, -1);
 517                                 if (strcmp(shortOpt, str) == 0)
 518                                 {
 519                                         gtk_combo_box_set_active_iter (
 520                                                 GTK_COMBO_BOX(widget), &iter);
 521                                         g_free(shortOpt);
 522                                         foundit = TRUE;
 523                                         break;
 524                                 }
 525                                 g_free(shortOpt);
 526                         } while (gtk_tree_model_iter_next (store, &iter));
 527                 }
 528                 if (!foundit && gtk_tree_model_get_iter_first (store, &iter))
 529                 {
 530                         do
 531                         {
 532                                 gtk_tree_model_get(store, &iter, 3, &ivalue, -1);
 533                                 if (ivalue == ival)
 534                                 {
 535                                         gtk_combo_box_set_active_iter (
 536                                                 GTK_COMBO_BOX(widget), &iter);
 537                                         foundit = TRUE;
 538                                         break;
 539                                 }
 540                         } while (gtk_tree_model_iter_next (store, &iter));
 541                 }
 542                 if (!foundit)
 543                 {
 544                         GtkEntry *entry = GTK_ENTRY(gtk_bin_get_child(GTK_BIN(widget)));
 545                         if (entry)
 546                         {
 547                                 gtk_entry_set_text (entry, str);
 548                         }
 549                 }
 550         }
 551         else if (type == GTK_TYPE_SPIN_BUTTON)
 552         {
 553                 g_debug("spin (%s)", str);
 554                 gtk_spin_button_set_value(GTK_SPIN_BUTTON(widget), dval);
 555         }
 556         else if (type == GTK_TYPE_HSCALE)
 557         {
 558                 g_debug("hscale");
 559                 gtk_range_set_value(GTK_RANGE(widget), dval);
 560         }
 561         else if (type == GTK_TYPE_TEXT_VIEW)
 562         {
 563                 g_debug("textview (%s)", str);
 564                 GtkTextBuffer *buffer = gtk_text_view_get_buffer(
 565                                                                                                 GTK_TEXT_VIEW(widget));
 566                 gtk_text_buffer_set_text (buffer, str, -1);
 567         }
 568         else if (type == GTK_TYPE_LABEL)
 569         {
 570                 gtk_label_set_text (GTK_LABEL(widget), str);
 571         }
 572         else
 573         {
 574                 g_debug("Attempt to set unknown widget type");
 575         }
 576         g_free(str);
 577 }
 578
 579 int
 580 ghb_ui_update(signal_user_data_t *ud, const gchar *name, const GValue *value)
 581 {
 582         GObject *object;
 583
 584         g_debug("ghb_ui_update() %s", name);
 585         if (name == NULL || value == NULL)
 586                 return 0;
 587         object = GHB_OBJECT(ud->builder, name);
 588         if (object == NULL)
 589         {
 590                 g_debug("Failed to find widget for key: %s\n", name);
 591                 return -1;
 592         }
 593         update_widget((GtkWidget*)object, value);
 594         // Its possible the value hasn't changed. Since settings are only
 595         // updated when the value changes, I'm initializing settings here as well.
 596         ghb_widget_to_setting(ud->settings, (GtkWidget*)object);
 597         return 0;
 598 }
 599