src/bar-exif.cc

   1 /*
   2  * Copyright (C) 2004 John Ellis
   3  * Copyright (C) 2008 - 2016 The Geeqie Team
   4  *
   5  * Author: Vladimir Nadvornik
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; either version 2 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License along
  18  * with this program; if not, write to the Free Software Foundation, Inc.,
  19  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  20  */
  21
  22 #include "main.h"
  23 #include "bar-exif.h"
  24
  25 #include "exif.h"
  26 #include "metadata.h"
  27 #include "filedata.h"
  28 #include "ui-misc.h"
  29 #include "ui-menu.h"
  30 #include "bar.h"
  31 #include "rcfile.h"
  32 #include "dnd.h"
  33 #include "ui-utildlg.h"
  34 #include "layout.h"
  35
  36 #define MIN_HEIGHT 25
  37 /*
  38  *-------------------------------------------------------------------
  39  * EXIF widget
  40  *-------------------------------------------------------------------
  41  */
  42
  43 struct PaneExifData;
  44
  45 struct ExifEntry
  46 {
  47         GtkWidget *ebox;
  48         GtkWidget *box;
  49         GtkWidget *title_label;
  50         GtkWidget *value_widget;
  51
  52         gchar *key;
  53         gchar *title;
  54         gboolean if_set;
  55         gboolean auto_title;
  56         gboolean editable;
  57
  58         PaneExifData *ped;
  59 };
  60
  61
  62 struct PaneExifData
  63 {
  64         PaneData pane;
  65         GtkWidget *vbox;
  66         GtkWidget *widget;
  67         GtkSizeGroup *size_group;
  68
  69         gint min_height;
  70
  71         gboolean all_hidden;
  72         gboolean show_all;
  73
  74         FileData *fd;
  75 };
  76
  77 struct ConfDialogData
  78 {
  79         GtkWidget *widget; /* pane or entry, devidet by presenceof "pane_data" or "entry_data" */
  80
  81         /* dialog parts */
  82         GenericDialog *gd;
  83         GtkWidget *key_entry;
  84         GtkWidget *title_entry;
  85         gboolean if_set;
  86         gboolean editable;
  87 };
  88
  89 static void bar_pane_exif_entry_dnd_init(GtkWidget *entry);
  90 static void bar_pane_exif_entry_update_title(ExifEntry *ee);
  91 static void bar_pane_exif_update(PaneExifData *ped);
  92 static gboolean bar_pane_exif_menu_cb(GtkWidget *widget, GdkEventButton *bevent, gpointer data);
  93 static void bar_pane_exif_notify_cb(FileData *fd, NotifyType type, gpointer data);
  94 static gboolean bar_pane_exif_copy_cb(GtkWidget *widget, GdkEventButton *bevent, gpointer data);
  95
  96 static void bar_pane_exif_entry_changed(GtkEntry *, gpointer data)
  97 {
  98         auto ee = static_cast<ExifEntry *>(data);
  99         gchar *text;
 100         if (!ee->ped->fd) return;
 101
 102         text = text_widget_text_pull(ee->value_widget);
 103         metadata_write_string(ee->ped->fd, ee->key, text);
 104         g_free(text);
 105 }
 106
 107 static void bar_pane_exif_entry_destroy(GtkWidget *, gpointer data)
 108 {
 109         auto ee = static_cast<ExifEntry *>(data);
 110
 111         g_free(ee->key);
 112         g_free(ee->title);
 113         g_free(ee);
 114 }
 115
 116 static void bar_pane_exif_setup_entry_box(PaneExifData *ped, ExifEntry *ee)
 117 {
 118         gboolean horizontal = !ee->editable;
 119         gboolean editable = ee->editable;
 120
 121         if (ee->box) gtk_widget_destroy(ee->box);
 122
 123         ee->box = horizontal ? gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 0) : gtk_box_new(GTK_ORIENTATION_VERTICAL, 0);
 124         gtk_container_add(GTK_CONTAINER(ee->ebox), ee->box);
 125         gtk_widget_show(ee->box);
 126
 127         ee->title_label = gtk_label_new(nullptr);
 128         gtk_label_set_xalign(GTK_LABEL(ee->title_label), horizontal ? 1.0 : 0.0);
 129         gtk_label_set_yalign(GTK_LABEL(ee->title_label), 0.5);
 130         gtk_size_group_add_widget(ped->size_group, ee->title_label);
 131         gtk_box_pack_start(GTK_BOX(ee->box), ee->title_label, FALSE, TRUE, 0);
 132         gtk_widget_show(ee->title_label);
 133
 134         if (editable)
 135                 {
 136                 ee->value_widget = gtk_entry_new();
 137                 g_signal_connect(G_OBJECT(ee->value_widget), "changed",
 138                          G_CALLBACK(bar_pane_exif_entry_changed), ee);
 139
 140                 }
 141         else
 142                 {
 143                 ee->value_widget = gtk_label_new(nullptr);
 144                 gtk_label_set_ellipsize(GTK_LABEL(ee->value_widget), PANGO_ELLIPSIZE_END);
 145                 gtk_label_set_xalign(GTK_LABEL(ee->value_widget), 0.0);
 146                 gtk_label_set_yalign(GTK_LABEL(ee->value_widget), 0.5);
 147                 }
 148
 149         gtk_box_pack_start(GTK_BOX(ee->box), ee->value_widget, TRUE, TRUE, 1);
 150         gtk_widget_show(ee->value_widget);
 151 }
 152
 153 static GtkWidget *bar_pane_exif_add_entry(PaneExifData *ped, const gchar *key, const gchar *title, gboolean if_set, gboolean editable)
 154 {
 155         auto ee = g_new0(ExifEntry, 1);
 156
 157         ee->key = g_strdup(key);
 158         if (title && title[0])
 159                 {
 160                 ee->title = g_strdup(title);
 161                 }
 162         else
 163                 {
 164                 ee->title = exif_get_description_by_key(key);
 165                 ee->auto_title = TRUE;
 166                 }
 167
 168         ee->if_set = if_set;
 169         ee->editable = editable;
 170
 171         ee->ped = ped;
 172
 173         ee->ebox = gtk_event_box_new();
 174         g_object_set_data(G_OBJECT(ee->ebox), "entry_data", ee);
 175         g_signal_connect_after(G_OBJECT(ee->ebox), "destroy",
 176                                G_CALLBACK(bar_pane_exif_entry_destroy), ee);
 177
 178         gtk_box_pack_start(GTK_BOX(ped->vbox), ee->ebox, FALSE, FALSE, 0);
 179
 180         bar_pane_exif_entry_dnd_init(ee->ebox);
 181         g_signal_connect(ee->ebox, "button_release_event", G_CALLBACK(bar_pane_exif_menu_cb), ped);
 182         g_signal_connect(ee->ebox, "button_press_event", G_CALLBACK(bar_pane_exif_copy_cb), ped);
 183
 184         bar_pane_exif_setup_entry_box(ped, ee);
 185
 186         bar_pane_exif_entry_update_title(ee);
 187         bar_pane_exif_update(ped);
 188
 189         return ee->ebox;
 190 }
 191
 192 static void bar_pane_exif_reparent_entry(GtkWidget *entry, GtkWidget *pane)
 193 {
 194         auto ped = static_cast<PaneExifData *>(g_object_get_data(G_OBJECT(pane), "pane_data"));
 195         PaneExifData *old_ped;
 196         auto ee = static_cast<ExifEntry *>(g_object_get_data(G_OBJECT(entry), "entry_data"));
 197
 198         if (!ped || !ee) return;
 199
 200         old_ped = ee->ped;
 201
 202         g_object_ref(entry);
 203
 204         gtk_size_group_remove_widget(old_ped->size_group, ee->title_label);
 205         gtk_container_remove(GTK_CONTAINER(old_ped->vbox), entry);
 206
 207         ee->ped = ped;
 208         gtk_size_group_add_widget(ped->size_group, ee->title_label);
 209         gtk_box_pack_start(GTK_BOX(ped->vbox), entry, FALSE, FALSE, 0);
 210 }
 211
 212 static void bar_pane_exif_entry_update_title(ExifEntry *ee)
 213 {
 214         gchar *markup;
 215
 216         markup = g_markup_printf_escaped("<span size='small'>%s:</span>", (ee->title) ? ee->title : _("<empty label, fixme>"));
 217         gtk_label_set_markup(GTK_LABEL(ee->title_label), markup);
 218         g_free(markup);
 219 }
 220
 221 static void bar_pane_exif_update_entry(PaneExifData *ped, GtkWidget *entry, gboolean update_title)
 222 {
 223         gchar *text;
 224         auto ee = static_cast<ExifEntry *>(g_object_get_data(G_OBJECT(entry), "entry_data"));
 225         gshort rating;
 226
 227         if (!ee) return;
 228         if (g_strcmp0(ee->key, "Xmp.xmp.Rating") == 0)
 229                 {
 230                 rating = metadata_read_int(ee->ped->fd, ee->key, 0);
 231                 text = g_strdup_printf("%d", rating);
 232                 }
 233         else
 234                 {
 235                 text = metadata_read_string(ped->fd, ee->key, ee->editable ? METADATA_PLAIN : METADATA_FORMATTED);
 236                 }
 237
 238         if (!ped->show_all && ee->if_set && !ee->editable && (!text || !*text))
 239                 {
 240                 gtk_label_set_text(GTK_LABEL(ee->value_widget), nullptr);
 241                 gtk_widget_hide(entry);
 242                 }
 243         else
 244                 {
 245                 if (ee->editable)
 246                         {
 247                         g_signal_handlers_block_by_func(ee->value_widget, (gpointer *)bar_pane_exif_entry_changed, ee);
 248                         gtk_entry_set_text(GTK_ENTRY(ee->value_widget), text ? text : "");
 249                         g_signal_handlers_unblock_by_func(ee->value_widget, (gpointer)bar_pane_exif_entry_changed, ee);
 250                         gtk_widget_set_tooltip_text(ee->box, nullptr);
 251                         }
 252                 else
 253                         {
 254                         gtk_label_set_text(GTK_LABEL(ee->value_widget), text);
 255                         gtk_widget_set_tooltip_text(ee->box, text);
 256                         }
 257                 gtk_widget_show(entry);
 258                 ped->all_hidden = FALSE;
 259                 }
 260
 261         g_free(text);
 262
 263         if (update_title) bar_pane_exif_entry_update_title(ee);
 264 }
 265
 266 static void bar_pane_exif_update(PaneExifData *ped)
 267 {
 268         GList *list, *work;
 269
 270         ped->all_hidden = TRUE;
 271
 272         list = gtk_container_get_children(GTK_CONTAINER(ped->vbox));
 273         work = list;
 274         while (work)
 275                 {
 276                 auto entry = static_cast<GtkWidget *>(work->data);
 277                 work = work->next;
 278
 279                 bar_pane_exif_update_entry(ped, entry, FALSE);
 280                 }
 281         g_list_free(list);
 282
 283         gtk_widget_set_sensitive(ped->pane.title, !ped->all_hidden);
 284 }
 285
 286 void bar_pane_exif_set_fd(GtkWidget *widget, FileData *fd)
 287 {
 288         PaneExifData *ped;
 289
 290         ped = static_cast<PaneExifData *>(g_object_get_data(G_OBJECT(widget), "pane_data"));
 291         if (!ped) return;
 292
 293         file_data_unref(ped->fd);
 294         ped->fd = file_data_ref(fd);
 295
 296         bar_pane_exif_update(ped);
 297 }
 298
 299 gint bar_pane_exif_event(GtkWidget *bar, GdkEvent *event)
 300 {
 301         PaneExifData *ped;
 302         gboolean ret = FALSE;
 303         GList *list, *work;
 304
 305         ped = static_cast<PaneExifData *>(g_object_get_data(G_OBJECT(bar), "pane_data"));
 306         if (!ped) return FALSE;
 307
 308         list = gtk_container_get_children(GTK_CONTAINER(ped->vbox));
 309         work = list;
 310         while (!ret && work)
 311                 {
 312                 auto entry = static_cast<GtkWidget *>(work->data);
 313                 auto ee = static_cast<ExifEntry *>(g_object_get_data(G_OBJECT(entry), "entry_data"));
 314                 work = work->next;
 315
 316                 if (ee->editable && gtk_widget_has_focus(ee->value_widget)) ret = gtk_widget_event(ee->value_widget, event);
 317                 }
 318         g_list_free(list);
 319         return ret;
 320 }
 321
 322 static void bar_pane_exif_notify_cb(FileData *fd, NotifyType type, gpointer data)
 323 {
 324         auto ped = static_cast<PaneExifData *>(data);
 325         if ((type & (NOTIFY_REREAD | NOTIFY_CHANGE | NOTIFY_METADATA)) && fd == ped->fd)
 326                 {
 327                 DEBUG_1("Notify pane_exif: %s %04x", fd->path, type);
 328                 bar_pane_exif_update(ped);
 329                 }
 330 }
 331
 332
 333 /*
 334  *-------------------------------------------------------------------
 335  * dnd
 336  *-------------------------------------------------------------------
 337  */
 338
 339 static GtkTargetEntry bar_pane_exif_drag_types[] = {
 340         { const_cast<gchar *>(TARGET_APP_EXIF_ENTRY_STRING), GTK_TARGET_SAME_APP, TARGET_APP_EXIF_ENTRY },
 341         { const_cast<gchar *>("text/plain"), 0, TARGET_TEXT_PLAIN }
 342 };
 343 static gint n_exif_entry_drag_types = 2;
 344
 345 static GtkTargetEntry bar_pane_exif_drop_types[] = {
 346         { const_cast<gchar *>(TARGET_APP_EXIF_ENTRY_STRING), GTK_TARGET_SAME_APP, TARGET_APP_EXIF_ENTRY },
 347         { const_cast<gchar *>("text/plain"), 0, TARGET_TEXT_PLAIN }
 348 };
 349 static gint n_exif_entry_drop_types = 2;
 350
 351
 352 static void bar_pane_exif_entry_dnd_get(GtkWidget *entry, GdkDragContext *,
 353                                      GtkSelectionData *selection_data, guint info,
 354                                      guint, gpointer)
 355 {
 356         auto ee = static_cast<ExifEntry *>(g_object_get_data(G_OBJECT(entry), "entry_data"));
 357
 358         switch (info)
 359                 {
 360                 case TARGET_APP_EXIF_ENTRY:
 361                         gtk_selection_data_set(selection_data, gtk_selection_data_get_target(selection_data),
 362                                                8, reinterpret_cast<const guchar *>(&entry), sizeof(entry));
 363                         break;
 364
 365                 case TARGET_TEXT_PLAIN:
 366                 default:
 367                         gtk_selection_data_set_text(selection_data, ee->key, -1);
 368                         break;
 369                 }
 370
 371 }
 372
 373 static void bar_pane_exif_dnd_receive(GtkWidget *pane, GdkDragContext *,
 374                                           gint x, gint y,
 375                                           GtkSelectionData *selection_data, guint info,
 376                                           guint, gpointer)
 377 {
 378         PaneExifData *ped;
 379         GList *work, *list;
 380         gint pos;
 381         GtkWidget *new_entry = nullptr;
 382
 383         ped = static_cast<PaneExifData *>(g_object_get_data(G_OBJECT(pane), "pane_data"));
 384         if (!ped) return;
 385
 386         switch (info)
 387                 {
 388                 case TARGET_APP_EXIF_ENTRY:
 389                         new_entry = GTK_WIDGET(*(gpointer *)gtk_selection_data_get_data(selection_data));
 390
 391                         if (gtk_widget_get_parent(new_entry) && gtk_widget_get_parent(new_entry) != ped->vbox) bar_pane_exif_reparent_entry(new_entry, pane);
 392
 393                         break;
 394                 default:
 395                         /** @FIXME this needs a check for valid exif keys */
 396                         new_entry = bar_pane_exif_add_entry(ped, reinterpret_cast<const gchar *>(gtk_selection_data_get_data(selection_data)), nullptr, TRUE, FALSE);
 397                         break;
 398                 }
 399
 400         list = gtk_container_get_children(GTK_CONTAINER(ped->vbox));
 401         work = list;
 402         pos = 0;
 403         while (work)
 404                 {
 405                 gint nx, ny;
 406                 auto entry = static_cast<GtkWidget *>(work->data);
 407                 GtkAllocation allocation;
 408                 work = work->next;
 409
 410                 if (entry == new_entry) continue;
 411
 412                 gtk_widget_get_allocation(entry, &allocation);
 413
 414                 if (gtk_widget_is_drawable(entry) &&
 415                     gtk_widget_translate_coordinates(pane, entry, x, y, &nx, &ny) &&
 416                     ny < allocation.height / 2) break;
 417                 pos++;
 418                 }
 419         g_list_free(list);
 420
 421         gtk_box_reorder_child(GTK_BOX(ped->vbox), new_entry, pos);
 422 }
 423
 424 static void bar_pane_exif_entry_dnd_begin(GtkWidget *entry, GdkDragContext *context, gpointer)
 425 {
 426         auto ee = static_cast<ExifEntry *>(g_object_get_data(G_OBJECT(entry), "entry_data"));
 427
 428         if (!ee) return;
 429         dnd_set_drag_label(entry, context, ee->key);
 430 }
 431
 432 static void bar_pane_exif_entry_dnd_end(GtkWidget *, GdkDragContext *, gpointer)
 433 {
 434 }
 435
 436 static void bar_pane_exif_entry_dnd_init(GtkWidget *entry)
 437 {
 438         auto ee = static_cast<ExifEntry *>(g_object_get_data(G_OBJECT(entry), "entry_data"));
 439
 440         gtk_drag_source_set(entry, static_cast<GdkModifierType>(GDK_BUTTON1_MASK | GDK_BUTTON2_MASK),
 441                             bar_pane_exif_drag_types, n_exif_entry_drag_types,
 442                             static_cast<GdkDragAction>(GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK));
 443         g_signal_connect(G_OBJECT(entry), "drag_data_get",
 444                          G_CALLBACK(bar_pane_exif_entry_dnd_get), ee);
 445
 446         g_signal_connect(G_OBJECT(entry), "drag_begin",
 447                          G_CALLBACK(bar_pane_exif_entry_dnd_begin), ee);
 448         g_signal_connect(G_OBJECT(entry), "drag_end",
 449                          G_CALLBACK(bar_pane_exif_entry_dnd_end), ee);
 450 }
 451
 452 static void bar_pane_exif_dnd_init(GtkWidget *pane)
 453 {
 454         gtk_drag_dest_set(pane,
 455                           static_cast<GtkDestDefaults>(GTK_DEST_DEFAULT_MOTION | GTK_DEST_DEFAULT_HIGHLIGHT | GTK_DEST_DEFAULT_DROP),
 456                           bar_pane_exif_drop_types, n_exif_entry_drop_types,
 457                           static_cast<GdkDragAction>(GDK_ACTION_COPY | GDK_ACTION_MOVE));
 458         g_signal_connect(G_OBJECT(pane), "drag_data_received",
 459                          G_CALLBACK(bar_pane_exif_dnd_receive), NULL);
 460 }
 461
 462 static void bar_pane_exif_edit_close_cb(GtkWidget *, gpointer data)
 463 {
 464         auto gd = static_cast<GenericDialog *>(data);
 465         generic_dialog_close(gd);
 466 }
 467
 468 static void bar_pane_exif_edit_destroy_cb(GtkWidget *, gpointer data)
 469 {
 470         auto cdd = static_cast<ConfDialogData *>(data);
 471         g_signal_handlers_disconnect_by_func(cdd->widget, (gpointer)(bar_pane_exif_edit_close_cb), cdd->gd);
 472         g_free(cdd);
 473 }
 474
 475 static void bar_pane_exif_edit_cancel_cb(GenericDialog *, gpointer)
 476 {
 477 }
 478
 479 static void bar_pane_exif_edit_ok_cb(GenericDialog *, gpointer data)
 480 {
 481         auto cdd = static_cast<ConfDialogData *>(data);
 482
 483         /* either one or the other */
 484         auto ped = static_cast<PaneExifData *>(g_object_get_data(G_OBJECT(cdd->widget), "pane_data"));
 485         auto ee = static_cast<ExifEntry *>(g_object_get_data(G_OBJECT(cdd->widget), "entry_data"));
 486
 487         if (ped)
 488                 {
 489                 bar_pane_exif_add_entry(ped,
 490                                         gtk_entry_get_text(GTK_ENTRY(cdd->key_entry)),
 491                                         gtk_entry_get_text(GTK_ENTRY(cdd->title_entry)),
 492                                         cdd->if_set, cdd->editable);
 493                 }
 494
 495         if (ee)
 496                 {
 497                 const gchar *title;
 498                 GtkWidget *pane = gtk_widget_get_parent(cdd->widget);
 499
 500                 while (pane)
 501                         {
 502                         ped = static_cast<PaneExifData *>(g_object_get_data(G_OBJECT(pane), "pane_data"));
 503                         if (ped) break;
 504                         pane = gtk_widget_get_parent(pane);
 505                         }
 506
 507                 if (!pane) return;
 508
 509                 g_free(ee->key);
 510                 ee->key = g_strdup(gtk_entry_get_text(GTK_ENTRY(cdd->key_entry)));
 511                 title = gtk_entry_get_text(GTK_ENTRY(cdd->title_entry));
 512                 if (!title || strlen(title) == 0)
 513                         {
 514                         g_free(ee->title);
 515                         ee->title = exif_get_description_by_key(ee->key);
 516                         ee->auto_title = TRUE;
 517                         }
 518                 else if (!ee->title || strcmp(ee->title, title) != 0)
 519                         {
 520                         g_free(ee->title);
 521                         ee->title = g_strdup(title);
 522                         ee->auto_title = FALSE;
 523                         }
 524
 525                 ee->if_set = cdd->if_set;
 526                 ee->editable = cdd->editable;
 527
 528                 bar_pane_exif_setup_entry_box(ped, ee);
 529
 530                 bar_pane_exif_entry_update_title(ee);
 531                 bar_pane_exif_update(ped);
 532                 }
 533 }
 534
 535 static void bar_pane_exif_conf_dialog(GtkWidget *widget)
 536 {
 537         ConfDialogData *cdd;
 538         GenericDialog *gd;
 539         GtkWidget *table;
 540
 541         /* the widget can be either ExifEntry (for editing) or Pane (for new entry)
 542            we can decide it by the attached data */
 543         auto ee = static_cast<ExifEntry *>(g_object_get_data(G_OBJECT(widget), "entry_data"));
 544
 545         cdd = g_new0(ConfDialogData, 1);
 546
 547         cdd->widget = widget;
 548
 549
 550         cdd->if_set = ee ? ee->if_set : TRUE;
 551         cdd->editable = ee ? ee->editable : FALSE;
 552
 553         cdd->gd = gd = generic_dialog_new(ee ? _("Configure entry") : _("Add entry"), "exif_entry_edit",
 554                                 widget, TRUE,
 555                                 bar_pane_exif_edit_cancel_cb, cdd);
 556         g_signal_connect(G_OBJECT(gd->dialog), "destroy",
 557                          G_CALLBACK(bar_pane_exif_edit_destroy_cb), cdd);
 558
 559         /* in case the entry is deleted during editing */
 560         g_signal_connect(G_OBJECT(widget), "destroy",
 561                          G_CALLBACK(bar_pane_exif_edit_close_cb), gd);
 562
 563         generic_dialog_add_message(gd, nullptr, ee ? _("Configure entry") : _("Add entry"), nullptr, FALSE);
 564
 565         generic_dialog_add_button(gd, GQ_ICON_OK, "OK",
 566                                   bar_pane_exif_edit_ok_cb, TRUE);
 567
 568         table = pref_table_new(gd->vbox, 3, 2, FALSE, TRUE);
 569         pref_table_label(table, 0, 0, _("Key:"), 1.0);
 570
 571         cdd->key_entry = gtk_entry_new();
 572         gtk_widget_set_size_request(cdd->key_entry, 300, -1);
 573         if (ee) gtk_entry_set_text(GTK_ENTRY(cdd->key_entry), ee->key);
 574         gtk_table_attach_defaults(GTK_TABLE(table), cdd->key_entry, 1, 2, 0, 1);
 575         generic_dialog_attach_default(gd, cdd->key_entry);
 576         gtk_widget_show(cdd->key_entry);
 577
 578         pref_table_label(table, 0, 1, _("Title:"), 1.0);
 579
 580         cdd->title_entry = gtk_entry_new();
 581         gtk_widget_set_size_request(cdd->title_entry, 300, -1);
 582         if (ee) gtk_entry_set_text(GTK_ENTRY(cdd->title_entry), ee->title);
 583         gtk_table_attach_defaults(GTK_TABLE(table), cdd->title_entry, 1, 2, 1, 2);
 584         generic_dialog_attach_default(gd, cdd->title_entry);
 585         gtk_widget_show(cdd->title_entry);
 586
 587         pref_checkbox_new_int(gd->vbox, _("Show only if set"), cdd->if_set, &cdd->if_set);
 588         pref_checkbox_new_int(gd->vbox, _("Editable (supported only for XMP)"), cdd->editable, &cdd->editable);
 589
 590         gtk_widget_show(gd->dialog);
 591 }
 592
 593 static void bar_pane_exif_conf_dialog_cb(GtkWidget *, gpointer data)
 594 {
 595         auto widget = static_cast<GtkWidget *>(data);
 596         bar_pane_exif_conf_dialog(widget);
 597 }
 598
 599 static void bar_pane_exif_delete_entry_cb(GtkWidget *, gpointer data)
 600 {
 601         auto entry = static_cast<GtkWidget *>(data);
 602         gtk_widget_destroy(entry);
 603 }
 604
 605 static void bar_pane_exif_copy_entry_cb(GtkWidget *, gpointer data)
 606 {
 607         auto widget = static_cast<GtkWidget *>(data);
 608         GtkClipboard *clipboard;
 609         const gchar *value;
 610         ExifEntry *ee;
 611
 612         ee = static_cast<ExifEntry *>(g_object_get_data(G_OBJECT(widget), "entry_data"));
 613         value = gtk_label_get_text(GTK_LABEL(ee->value_widget));
 614         clipboard = gtk_clipboard_get(GDK_SELECTION_CLIPBOARD);
 615         gtk_clipboard_set_text(clipboard, value, -1);
 616 }
 617
 618 static void bar_pane_exif_toggle_show_all_cb(GtkWidget *, gpointer data)
 619 {
 620         auto ped = static_cast<PaneExifData *>(data);
 621         ped->show_all = !ped->show_all;
 622         bar_pane_exif_update(ped);
 623 }
 624
 625 static void bar_pane_exif_menu_popup(GtkWidget *widget, PaneExifData *ped)
 626 {
 627         GtkWidget *menu;
 628         /* the widget can be either ExifEntry (for editing) or Pane (for new entry)
 629            we can decide it by the attached data */
 630         auto ee = static_cast<ExifEntry *>(g_object_get_data(G_OBJECT(widget), "entry_data"));
 631
 632         menu = popup_menu_short_lived();
 633
 634         if (ee)
 635                 {
 636                 /* for the entry */
 637                 gchar *conf = g_strdup_printf(_("Configure \"%s\""), ee->title);
 638                 gchar *del = g_strdup_printf(_("Remove \"%s\""), ee->title);
 639                 gchar *copy = g_strdup_printf(_("Copy \"%s\""), ee->title);
 640
 641                 menu_item_add_icon(menu, conf, GQ_ICON_EDIT, G_CALLBACK(bar_pane_exif_conf_dialog_cb), widget);
 642                 menu_item_add_icon(menu, del, GQ_ICON_DELETE, G_CALLBACK(bar_pane_exif_delete_entry_cb), widget);
 643                 menu_item_add_icon(menu, copy, GQ_ICON_COPY, G_CALLBACK(bar_pane_exif_copy_entry_cb), widget);
 644                 menu_item_add_divider(menu);
 645
 646                 g_free(conf);
 647                 g_free(del);
 648                 }
 649
 650         /* for the pane */
 651         menu_item_add_icon(menu, _("Add entry"), GQ_ICON_ADD, G_CALLBACK(bar_pane_exif_conf_dialog_cb), ped->widget);
 652         menu_item_add_check(menu, _("Show hidden entries"), ped->show_all, G_CALLBACK(bar_pane_exif_toggle_show_all_cb), ped);
 653
 654         gtk_menu_popup_at_pointer(GTK_MENU(menu), nullptr);
 655 }
 656
 657 static gboolean bar_pane_exif_menu_cb(GtkWidget *widget, GdkEventButton *bevent, gpointer data)
 658 {
 659         auto ped = static_cast<PaneExifData *>(data);
 660         if (bevent->button == MOUSE_BUTTON_RIGHT)
 661                 {
 662                 bar_pane_exif_menu_popup(widget, ped);
 663                 return TRUE;
 664                 }
 665         return FALSE;
 666 }
 667
 668 static gboolean bar_pane_exif_copy_cb(GtkWidget *widget, GdkEventButton *bevent, gpointer)
 669 {
 670         const gchar *value;
 671         GtkClipboard *clipboard;
 672         ExifEntry *ee;
 673
 674         if (bevent->button == MOUSE_BUTTON_LEFT)
 675                 {
 676                 ee = static_cast<ExifEntry *>(g_object_get_data(G_OBJECT(widget), "entry_data"));
 677                 value = gtk_label_get_text(GTK_LABEL(ee->value_widget));
 678                 clipboard = gtk_clipboard_get(GDK_SELECTION_PRIMARY);
 679                 gtk_clipboard_set_text(clipboard, value, -1);
 680
 681                 return TRUE;
 682                 }
 683
 684         return FALSE;
 685 }
 686
 687
 688
 689 static void bar_pane_exif_entry_write_config(GtkWidget *entry, GString *outstr, gint indent)
 690 {
 691         auto ee = static_cast<ExifEntry *>(g_object_get_data(G_OBJECT(entry), "entry_data"));
 692         if (!ee) return;
 693
 694         WRITE_NL(); WRITE_STRING("<entry ");
 695         WRITE_CHAR(*ee, key);
 696         if (!ee->auto_title) WRITE_CHAR(*ee, title);
 697         WRITE_BOOL(*ee, if_set);
 698         WRITE_BOOL(*ee, editable);
 699         WRITE_STRING("/>");
 700 }
 701
 702 static void bar_pane_exif_write_config(GtkWidget *pane, GString *outstr, gint indent)
 703 {
 704         PaneExifData *ped;
 705         GList *work, *list;
 706
 707         ped = static_cast<PaneExifData *>(g_object_get_data(G_OBJECT(pane), "pane_data"));
 708         if (!ped) return;
 709
 710         WRITE_NL(); WRITE_STRING("<pane_exif ");
 711         write_char_option(outstr, indent, "id", ped->pane.id);
 712         write_char_option(outstr, indent, "title", gtk_label_get_text(GTK_LABEL(ped->pane.title)));
 713         WRITE_BOOL(ped->pane, expanded);
 714         WRITE_BOOL(*ped, show_all);
 715         WRITE_STRING(">");
 716         indent++;
 717
 718         list = gtk_container_get_children(GTK_CONTAINER(ped->vbox));
 719         work = list;
 720         while (work)
 721                 {
 722                 auto entry = static_cast<GtkWidget *>(work->data);
 723                 work = work->next;
 724
 725                 bar_pane_exif_entry_write_config(entry, outstr, indent);
 726                 }
 727         g_list_free(list);
 728         indent--;
 729         WRITE_NL(); WRITE_STRING("</pane_exif>");
 730 }
 731
 732 GList * bar_pane_exif_list()
 733 {
 734         PaneExifData *ped;
 735         GList *list;
 736         GList *work_windows;
 737         GList *exif_list = nullptr;
 738         LayoutWindow *lw;
 739         GtkWidget *bar;
 740         GtkWidget *pane;
 741         GtkWidget *entry;
 742         ExifEntry *ee;
 743
 744         work_windows = layout_window_list;
 745         lw = static_cast<LayoutWindow *>(work_windows->data);
 746         bar = lw->bar;
 747         pane = bar_find_pane_by_id(bar, PANE_EXIF, "exif");
 748         if (pane)
 749                 {
 750                 ped = static_cast<PaneExifData *>(g_object_get_data(G_OBJECT(pane), "pane_data"));
 751
 752                 list = gtk_container_get_children(GTK_CONTAINER(ped->vbox));
 753                 GList *work = list;
 754                 while (work)
 755                         {
 756                         entry = static_cast<GtkWidget *>(work->data);
 757                         work = work->next;
 758                         ee = static_cast<ExifEntry *>(g_object_get_data(G_OBJECT(entry), "entry_data"));
 759                         exif_list = g_list_append(exif_list, g_strdup(ee->title));
 760                         exif_list = g_list_append(exif_list, g_strdup(ee->key));
 761                         }
 762
 763                 g_list_free(list);
 764                 }
 765         return exif_list;
 766 }
 767
 768 #pragma GCC diagnostic push
 769 #pragma GCC diagnostic ignored "-Wunused-function"
 770 void bar_pane_exif_close_unused(GtkWidget *widget)
 771 {
 772         PaneExifData *ped;
 773
 774         ped = static_cast<PaneExifData *>(g_object_get_data(G_OBJECT(widget), "pane_data"));
 775         if (!ped) return;
 776
 777         gtk_widget_destroy(ped->vbox);
 778 }
 779 #pragma GCC diagnostic pop
 780
 781 static void bar_pane_exif_destroy(GtkWidget *, gpointer data)
 782 {
 783         auto ped = static_cast<PaneExifData *>(data);
 784
 785         file_data_unregister_notify_func(bar_pane_exif_notify_cb, ped);
 786         g_object_unref(ped->size_group);
 787         file_data_unref(ped->fd);
 788         g_free(ped->pane.id);
 789         g_free(ped);
 790 }
 791
 792 #pragma GCC diagnostic push
 793 #pragma GCC diagnostic ignored "-Wunused-function"
 794 static void bar_pane_exif_size_request_unused(GtkWidget *, GtkRequisition *requisition, gpointer data)
 795 {
 796         PaneExifData *ped = static_cast<PaneExifData *>(data);
 797         if (requisition->height < ped->min_height)
 798                 {
 799                 requisition->height = ped->min_height;
 800                 }
 801 }
 802 #pragma GCC diagnostic pop
 803
 804 static void bar_pane_exif_size_allocate(GtkWidget *, GtkAllocation *alloc, gpointer data)
 805 {
 806         auto ped = static_cast<PaneExifData *>(data);
 807         ped->min_height = alloc->height;
 808         gtk_widget_set_size_request(ped->widget, -1, ped->min_height);
 809 }
 810
 811 static GtkWidget *bar_pane_exif_new(const gchar *id, const gchar *title, gboolean expanded, gboolean show_all)
 812 {
 813         PaneExifData *ped;
 814
 815         ped = g_new0(PaneExifData, 1);
 816
 817         ped->pane.pane_set_fd = bar_pane_exif_set_fd;
 818         ped->pane.pane_write_config = bar_pane_exif_write_config;
 819         ped->pane.pane_event = bar_pane_exif_event;
 820         ped->pane.title = bar_pane_expander_title(title);
 821         ped->pane.id = g_strdup(id);
 822         ped->pane.expanded = expanded;
 823         ped->pane.type = PANE_EXIF;
 824         ped->show_all = show_all;
 825
 826         ped->size_group = gtk_size_group_new(GTK_SIZE_GROUP_HORIZONTAL);
 827         ped->widget = gtk_event_box_new();
 828         ped->vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, PREF_PAD_GAP);
 829         gtk_container_add(GTK_CONTAINER(ped->widget), ped->vbox);
 830         gtk_widget_show(ped->vbox);
 831
 832         ped->min_height = MIN_HEIGHT;
 833         g_object_set_data(G_OBJECT(ped->widget), "pane_data", ped);
 834         g_signal_connect_after(G_OBJECT(ped->widget), "destroy",
 835                                G_CALLBACK(bar_pane_exif_destroy), ped);
 836         gtk_widget_set_size_request(ped->widget, -1, ped->min_height);
 837         g_signal_connect(G_OBJECT(ped->widget), "size-allocate",
 838                          G_CALLBACK(bar_pane_exif_size_allocate), ped);
 839
 840         bar_pane_exif_dnd_init(ped->widget);
 841         g_signal_connect(ped->widget, "button_release_event", G_CALLBACK(bar_pane_exif_menu_cb), ped);
 842
 843         file_data_register_notify_func(bar_pane_exif_notify_cb, ped, NOTIFY_PRIORITY_LOW);
 844
 845         gtk_widget_show(ped->widget);
 846
 847         return ped->widget;
 848 }
 849
 850 GtkWidget *bar_pane_exif_new_from_config(const gchar **attribute_names, const gchar **attribute_values)
 851 {
 852         gchar *title = nullptr;
 853         gchar *id = g_strdup("exif");
 854         gboolean expanded = TRUE;
 855         gboolean show_all = FALSE;
 856         GtkWidget *ret;
 857
 858         while (*attribute_names)
 859                 {
 860                 const gchar *option = *attribute_names++;
 861                 const gchar *value = *attribute_values++;
 862
 863                 if (READ_CHAR_FULL("id", id)) continue;
 864                 if (READ_CHAR_FULL("title", title)) continue;
 865                 if (READ_BOOL_FULL("expanded", expanded)) continue;
 866                 if (READ_BOOL_FULL("show_all", show_all)) continue;
 867
 868                 log_printf("unknown attribute %s = %s\n", option, value);
 869                 }
 870
 871         bar_pane_translate_title(PANE_EXIF, id, &title);
 872         ret = bar_pane_exif_new(id, title, expanded, show_all);
 873         g_free(title);
 874         g_free(id);
 875         return ret;
 876 }
 877
 878 void bar_pane_exif_update_from_config(GtkWidget *pane, const gchar **attribute_names, const gchar **attribute_values)
 879 {
 880         PaneExifData *ped;
 881         gchar *title = nullptr;
 882
 883         ped = static_cast<PaneExifData *>(g_object_get_data(G_OBJECT(pane), "pane_data"));
 884         if (!ped) return;
 885
 886         while (*attribute_names)
 887                 {
 888                 const gchar *option = *attribute_names++;
 889                 const gchar *value = *attribute_values++;
 890
 891                 if (READ_CHAR_FULL("title", title)) continue;
 892                 if (READ_BOOL_FULL("expanded", ped->pane.expanded)) continue;
 893                 if (READ_BOOL_FULL("show_all", ped->show_all)) continue;
 894                 if (READ_CHAR_FULL("id", ped->pane.id)) continue;
 895
 896
 897                 log_printf("unknown attribute %s = %s\n", option, value);
 898                 }
 899
 900         if (title)
 901                 {
 902                 bar_pane_translate_title(PANE_EXIF, ped->pane.id, &title);
 903                 gtk_label_set_text(GTK_LABEL(ped->pane.title), title);
 904                 g_free(title);
 905                 }
 906
 907         bar_update_expander(pane);
 908         bar_pane_exif_update(ped);
 909 }
 910
 911
 912 void bar_pane_exif_entry_add_from_config(GtkWidget *pane, const gchar **attribute_names, const gchar **attribute_values)
 913 {
 914         PaneExifData *ped;
 915         gchar *key = nullptr;
 916         gchar *title = nullptr;
 917         gboolean if_set = TRUE;
 918         gboolean editable = FALSE;
 919
 920         ped = static_cast<PaneExifData *>(g_object_get_data(G_OBJECT(pane), "pane_data"));
 921         if (!ped) return;
 922
 923         while (*attribute_names)
 924                 {
 925                 const gchar *option = *attribute_names++;
 926                 const gchar *value = *attribute_values++;
 927
 928                 if (READ_CHAR_FULL("key", key)) continue;
 929                 if (READ_CHAR_FULL("title", title)) continue;
 930                 if (READ_BOOL_FULL("if_set", if_set)) continue;
 931                 if (READ_BOOL_FULL("editable", editable)) continue;
 932
 933                 log_printf("unknown attribute %s = %s\n", option, value);
 934                 }
 935
 936         if (key && key[0]) bar_pane_exif_add_entry(ped, key, title, if_set, editable);
 937 }
 938
 939
 940 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */