src/bar_exif.c

   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 "history_list.h"
  29 #include "misc.h"
  30 #include "ui_misc.h"
  31 #include "ui_menu.h"
  32 #include "bar.h"
  33 #include "rcfile.h"
  34 #include "dnd.h"
  35 #include "ui_utildlg.h"
  36 #include "layout.h"
  37
  38
  39 #include <math.h>
  40
  41 #define MIN_HEIGHT 25
  42 /*
  43  *-------------------------------------------------------------------
  44  * EXIF widget
  45  *-------------------------------------------------------------------
  46  */
  47
  48 typedef struct _ExifEntry ExifEntry;
  49 typedef struct _PaneExifData PaneExifData;
  50
  51 struct _ExifEntry
  52 {
  53         GtkWidget *ebox;
  54         GtkWidget *box;
  55         GtkWidget *title_label;
  56         GtkWidget *value_widget;
  57
  58         gchar *key;
  59         gchar *title;
  60         gboolean if_set;
  61         gboolean auto_title;
  62         gboolean editable;
  63
  64         PaneExifData *ped;
  65 };
  66
  67
  68 struct _PaneExifData
  69 {
  70         PaneData pane;
  71         GtkWidget *vbox;
  72         GtkWidget *widget;
  73         GtkSizeGroup *size_group;
  74
  75         gint min_height;
  76
  77         gboolean all_hidden;
  78         gboolean show_all;
  79
  80         FileData *fd;
  81 };
  82
  83 typedef struct _ConfDialogData ConfDialogData;
  84 struct _ConfDialogData
  85 {
  86         GtkWidget *widget; /* pane or entry, devidet by presenceof "pane_data" or "entry_data" */
  87
  88         /* dialog parts */
  89         GenericDialog *gd;
  90         GtkWidget *key_entry;
  91         GtkWidget *title_entry;
  92         gboolean if_set;
  93         gboolean editable;
  94 };
  95
  96 static void bar_pane_exif_entry_dnd_init(GtkWidget *entry);
  97 static void bar_pane_exif_entry_update_title(ExifEntry *ee);
  98 static void bar_pane_exif_update(PaneExifData *ped);
  99 static gboolean bar_pane_exif_menu_cb(GtkWidget *widget, GdkEventButton *bevent, gpointer data);
 100 static void bar_pane_exif_notify_cb(FileData *fd, NotifyType type, gpointer data);
 101 static gboolean bar_pane_exif_copy_cb(GtkWidget *widget, GdkEventButton *bevent, gpointer data);
 102
 103 static void bar_pane_exif_entry_changed(GtkEntry *text_entry, gpointer data)
 104 {
 105         ExifEntry *ee = data;
 106         gchar *text;
 107         if (!ee->ped->fd) return;
 108
 109         text = text_widget_text_pull(ee->value_widget);
 110         metadata_write_string(ee->ped->fd, ee->key, text);
 111         g_free(text);
 112 }
 113
 114 static void bar_pane_exif_entry_destroy(GtkWidget *widget, gpointer data)
 115 {
 116         ExifEntry *ee = data;
 117
 118         g_free(ee->key);
 119         g_free(ee->title);
 120         g_free(ee);
 121 }
 122
 123 static void bar_pane_exif_setup_entry_box(PaneExifData *ped, ExifEntry *ee)
 124 {
 125         gboolean horizontal = !ee->editable;
 126         gboolean editable = ee->editable;
 127
 128         if (ee->box) gtk_widget_destroy(ee->box);
 129
 130         ee->box = horizontal ? gtk_hbox_new(FALSE, 0) : gtk_vbox_new(FALSE, 0);
 131         gtk_container_add(GTK_CONTAINER(ee->ebox), ee->box);
 132         gtk_widget_show(ee->box);
 133
 134         ee->title_label = gtk_label_new(NULL);
 135         gtk_misc_set_alignment(GTK_MISC(ee->title_label), horizontal ? 1.0 : 0.0, 0.5);
 136         gtk_size_group_add_widget(ped->size_group, ee->title_label);
 137         gtk_box_pack_start(GTK_BOX(ee->box), ee->title_label, FALSE, TRUE, 0);
 138         gtk_widget_show(ee->title_label);
 139
 140         if (editable)
 141                 {
 142                 ee->value_widget = gtk_entry_new();
 143                 g_signal_connect(G_OBJECT(ee->value_widget), "changed",
 144                          G_CALLBACK(bar_pane_exif_entry_changed), ee);
 145
 146                 }
 147         else
 148                 {
 149                 ee->value_widget = gtk_label_new(NULL);
 150 //              gtk_label_set_width_chars(GTK_LABEL(ee->value_widget), 20);
 151                 gtk_label_set_ellipsize(GTK_LABEL(ee->value_widget), PANGO_ELLIPSIZE_END);
 152 //              gtk_widget_set_size_request(ee->value_widget, 100, -1);
 153                 gtk_misc_set_alignment(GTK_MISC(ee->value_widget), 0.0, 0.5);
 154                 }
 155
 156         gtk_box_pack_start(GTK_BOX(ee->box), ee->value_widget, TRUE, TRUE, 1);
 157         gtk_widget_show(ee->value_widget);
 158 }
 159
 160 static GtkWidget *bar_pane_exif_add_entry(PaneExifData *ped, const gchar *key, const gchar *title, gboolean if_set, gboolean editable)
 161 {
 162         ExifEntry *ee = g_new0(ExifEntry, 1);
 163
 164         ee->key = g_strdup(key);
 165         if (title && title[0])
 166                 {
 167                 ee->title = g_strdup(title);
 168                 }
 169         else
 170                 {
 171                 ee->title = exif_get_description_by_key(key);
 172                 ee->auto_title = TRUE;
 173                 }
 174
 175         ee->if_set = if_set;
 176         ee->editable = editable;
 177
 178         ee->ped = ped;
 179
 180         ee->ebox = gtk_event_box_new();
 181         g_object_set_data(G_OBJECT(ee->ebox), "entry_data", ee);
 182         g_signal_connect_after(G_OBJECT(ee->ebox), "destroy",
 183                                G_CALLBACK(bar_pane_exif_entry_destroy), ee);
 184
 185         gtk_box_pack_start(GTK_BOX(ped->vbox), ee->ebox, FALSE, FALSE, 0);
 186
 187         bar_pane_exif_entry_dnd_init(ee->ebox);
 188         g_signal_connect(ee->ebox, "button_release_event", G_CALLBACK(bar_pane_exif_menu_cb), ped);
 189         g_signal_connect(ee->ebox, "button_press_event", G_CALLBACK(bar_pane_exif_copy_cb), ped);
 190
 191         bar_pane_exif_setup_entry_box(ped, ee);
 192
 193         bar_pane_exif_entry_update_title(ee);
 194         bar_pane_exif_update(ped);
 195
 196         return ee->ebox;
 197 }
 198
 199 static void bar_pane_exif_reparent_entry(GtkWidget *entry, GtkWidget *pane)
 200 {
 201         PaneExifData *ped = g_object_get_data(G_OBJECT(pane), "pane_data");
 202         PaneExifData *old_ped;
 203         ExifEntry *ee = g_object_get_data(G_OBJECT(entry), "entry_data");
 204
 205         if (!ped || !ee) return;
 206
 207         old_ped = ee->ped;
 208
 209         g_object_ref(entry);
 210
 211         gtk_size_group_remove_widget(old_ped->size_group, ee->title_label);
 212         gtk_container_remove(GTK_CONTAINER(old_ped->vbox), entry);
 213
 214         ee->ped = ped;
 215         gtk_size_group_add_widget(ped->size_group, ee->title_label);
 216         gtk_box_pack_start(GTK_BOX(ped->vbox), entry, FALSE, FALSE, 0);
 217 }
 218
 219 static void bar_pane_exif_entry_update_title(ExifEntry *ee)
 220 {
 221         gchar *markup;
 222
 223         markup = g_markup_printf_escaped("<span size='small'>%s:</span>", (ee->title) ? ee->title : _("<empty label, fixme>"));
 224         gtk_label_set_markup(GTK_LABEL(ee->title_label), markup);
 225         g_free(markup);
 226 }
 227
 228 static void bar_pane_exif_update_entry(PaneExifData *ped, GtkWidget *entry, gboolean update_title)
 229 {
 230         gchar *text;
 231         ExifEntry *ee = g_object_get_data(G_OBJECT(entry), "entry_data");
 232         gshort rating;
 233
 234         if (!ee) return;
 235         if (g_strcmp0(ee->key, "Xmp.xmp.Rating") == 0)
 236                 {
 237                 rating = metadata_read_int(ee->ped->fd, ee->key, 0);
 238                 text = g_strdup_printf("%d", rating);
 239                 }
 240         else
 241                 {
 242                 text = metadata_read_string(ped->fd, ee->key, ee->editable ? METADATA_PLAIN : METADATA_FORMATTED);
 243                 }
 244
 245         if (!ped->show_all && ee->if_set && !ee->editable && (!text || !*text))
 246                 {
 247                 gtk_label_set_text(GTK_LABEL(ee->value_widget), NULL);
 248                 gtk_widget_hide(entry);
 249                 }
 250         else
 251                 {
 252                 if (ee->editable)
 253                         {
 254                         g_signal_handlers_block_by_func(ee->value_widget, bar_pane_exif_entry_changed, ee);
 255                         gtk_entry_set_text(GTK_ENTRY(ee->value_widget), text ? text : "");
 256                         g_signal_handlers_unblock_by_func(ee->value_widget, bar_pane_exif_entry_changed, ee);
 257                         gtk_widget_set_tooltip_text(ee->box, NULL);
 258                         }
 259                 else
 260                         {
 261                         gtk_label_set_text(GTK_LABEL(ee->value_widget), text);
 262                         gtk_widget_set_tooltip_text(ee->box, text);
 263                         }
 264                 gtk_widget_show(entry);
 265                 ped->all_hidden = FALSE;
 266                 }
 267
 268         g_free(text);
 269
 270         if (update_title) bar_pane_exif_entry_update_title(ee);
 271 }
 272
 273 static void bar_pane_exif_update(PaneExifData *ped)
 274 {
 275         GList *list, *work;
 276
 277         ped->all_hidden = TRUE;
 278
 279         list = gtk_container_get_children(GTK_CONTAINER(ped->vbox));
 280         work = list;
 281         while (work)
 282                 {
 283                 GtkWidget *entry = work->data;
 284                 work = work->next;
 285
 286                 bar_pane_exif_update_entry(ped, entry, FALSE);
 287                 }
 288         g_list_free(list);
 289
 290         gtk_widget_set_sensitive(ped->pane.title, !ped->all_hidden);
 291 }
 292
 293 void bar_pane_exif_set_fd(GtkWidget *widget, FileData *fd)
 294 {
 295         PaneExifData *ped;
 296
 297         ped = g_object_get_data(G_OBJECT(widget), "pane_data");
 298         if (!ped) return;
 299
 300         file_data_unref(ped->fd);
 301         ped->fd = file_data_ref(fd);
 302
 303         bar_pane_exif_update(ped);
 304 }
 305
 306 gint bar_pane_exif_event(GtkWidget *bar, GdkEvent *event)
 307 {
 308         PaneExifData *ped;
 309         gboolean ret = FALSE;
 310         GList *list, *work;
 311
 312         ped = g_object_get_data(G_OBJECT(bar), "pane_data");
 313         if (!ped) return FALSE;
 314
 315         list = gtk_container_get_children(GTK_CONTAINER(ped->vbox));
 316         work = list;
 317         while (!ret && work)
 318                 {
 319                 GtkWidget *entry = work->data;
 320                 ExifEntry *ee = g_object_get_data(G_OBJECT(entry), "entry_data");
 321                 work = work->next;
 322
 323                 if (ee->editable && gtk_widget_has_focus(ee->value_widget)) ret = gtk_widget_event(ee->value_widget, event);
 324                 }
 325         g_list_free(list);
 326         return ret;
 327 }
 328
 329 static void bar_pane_exif_notify_cb(FileData *fd, NotifyType type, gpointer data)
 330 {
 331         PaneExifData *ped = data;
 332         if ((type & (NOTIFY_REREAD | NOTIFY_CHANGE | NOTIFY_METADATA)) && fd == ped->fd)
 333                 {
 334                 DEBUG_1("Notify pane_exif: %s %04x", fd->path, type);
 335                 bar_pane_exif_update(ped);
 336                 }
 337 }
 338
 339
 340 /*
 341  *-------------------------------------------------------------------
 342  * dnd
 343  *-------------------------------------------------------------------
 344  */
 345
 346 static GtkTargetEntry bar_pane_exif_drag_types[] = {
 347         { TARGET_APP_EXIF_ENTRY_STRING, GTK_TARGET_SAME_APP, TARGET_APP_EXIF_ENTRY },
 348         { "text/plain", 0, TARGET_TEXT_PLAIN }
 349 };
 350 static gint n_exif_entry_drag_types = 2;
 351
 352 static GtkTargetEntry bar_pane_exif_drop_types[] = {
 353         { TARGET_APP_EXIF_ENTRY_STRING, GTK_TARGET_SAME_APP, TARGET_APP_EXIF_ENTRY },
 354         { "text/plain", 0, TARGET_TEXT_PLAIN }
 355 };
 356 static gint n_exif_entry_drop_types = 2;
 357
 358
 359 static void bar_pane_exif_entry_dnd_get(GtkWidget *entry, GdkDragContext *context,
 360                                      GtkSelectionData *selection_data, guint info,
 361                                      guint time, gpointer data)
 362 {
 363         ExifEntry *ee = g_object_get_data(G_OBJECT(entry), "entry_data");
 364
 365         switch (info)
 366                 {
 367                 case TARGET_APP_EXIF_ENTRY:
 368                         gtk_selection_data_set(selection_data, gtk_selection_data_get_target(selection_data),
 369                                                8, (gpointer) &entry, sizeof(entry));
 370                         break;
 371
 372                 case TARGET_TEXT_PLAIN:
 373                 default:
 374                         gtk_selection_data_set_text(selection_data, ee->key, -1);
 375                         break;
 376                 }
 377
 378 }
 379
 380 static void bar_pane_exif_dnd_receive(GtkWidget *pane, GdkDragContext *context,
 381                                           gint x, gint y,
 382                                           GtkSelectionData *selection_data, guint info,
 383                                           guint time, gpointer data)
 384 {
 385         PaneExifData *ped;
 386         GList *work, *list;
 387         gint pos;
 388         GtkWidget *new_entry = NULL;
 389
 390         ped = g_object_get_data(G_OBJECT(pane), "pane_data");
 391         if (!ped) return;
 392
 393         switch (info)
 394                 {
 395                 case TARGET_APP_EXIF_ENTRY:
 396                         new_entry = *(gpointer *)gtk_selection_data_get_data(selection_data);
 397
 398                         if (gtk_widget_get_parent(new_entry) && gtk_widget_get_parent(new_entry) != ped->vbox) bar_pane_exif_reparent_entry(new_entry, pane);
 399
 400                         break;
 401                 default:
 402                         /* FIXME: this needs a check for valid exif keys */
 403                         new_entry = bar_pane_exif_add_entry(ped, (gchar *)gtk_selection_data_get_data(selection_data), NULL, TRUE, FALSE);
 404                         break;
 405                 }
 406
 407         list = gtk_container_get_children(GTK_CONTAINER(ped->vbox));
 408         work = list;
 409         pos = 0;
 410         while (work)
 411                 {
 412                 gint nx, ny;
 413                 GtkWidget *entry = work->data;
 414                 GtkAllocation allocation;
 415                 work = work->next;
 416
 417                 if (entry == new_entry) continue;
 418
 419                 gtk_widget_get_allocation(entry, &allocation);
 420
 421                 if (gtk_widget_is_drawable(entry) &&
 422                     gtk_widget_translate_coordinates(pane, entry, x, y, &nx, &ny) &&
 423                     ny < allocation.height / 2) break;
 424                 pos++;
 425                 }
 426         g_list_free(list);
 427
 428         gtk_box_reorder_child(GTK_BOX(ped->vbox), new_entry, pos);
 429 }
 430
 431 static void bar_pane_exif_entry_dnd_begin(GtkWidget *entry, GdkDragContext *context, gpointer data)
 432 {
 433         ExifEntry *ee = g_object_get_data(G_OBJECT(entry), "entry_data");
 434
 435         if (!ee) return;
 436         dnd_set_drag_label(entry, context, ee->key);
 437 }
 438
 439 static void bar_pane_exif_entry_dnd_end(GtkWidget *widget, GdkDragContext *context, gpointer data)
 440 {
 441 }
 442
 443 static void bar_pane_exif_entry_dnd_init(GtkWidget *entry)
 444 {
 445         ExifEntry *ee = g_object_get_data(G_OBJECT(entry), "entry_data");
 446
 447         gtk_drag_source_set(entry, GDK_BUTTON1_MASK | GDK_BUTTON2_MASK,
 448                             bar_pane_exif_drag_types, n_exif_entry_drag_types,
 449                             GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
 450         g_signal_connect(G_OBJECT(entry), "drag_data_get",
 451                          G_CALLBACK(bar_pane_exif_entry_dnd_get), ee);
 452
 453         g_signal_connect(G_OBJECT(entry), "drag_begin",
 454                          G_CALLBACK(bar_pane_exif_entry_dnd_begin), ee);
 455         g_signal_connect(G_OBJECT(entry), "drag_end",
 456                          G_CALLBACK(bar_pane_exif_entry_dnd_end), ee);
 457 }
 458
 459 static void bar_pane_exif_dnd_init(GtkWidget *pane)
 460 {
 461         gtk_drag_dest_set(pane,
 462                           GTK_DEST_DEFAULT_MOTION | GTK_DEST_DEFAULT_HIGHLIGHT | GTK_DEST_DEFAULT_DROP,
 463                           bar_pane_exif_drop_types, n_exif_entry_drop_types,
 464                           GDK_ACTION_COPY | GDK_ACTION_MOVE);
 465         g_signal_connect(G_OBJECT(pane), "drag_data_received",
 466                          G_CALLBACK(bar_pane_exif_dnd_receive), NULL);
 467 }
 468
 469 static void bar_pane_exif_edit_close_cb(GtkWidget *widget, gpointer data)
 470 {
 471         GenericDialog *gd = data;
 472         generic_dialog_close(gd);
 473 }
 474
 475 static void bar_pane_exif_edit_destroy_cb(GtkWidget *widget, gpointer data)
 476 {
 477         ConfDialogData *cdd = data;
 478         g_signal_handlers_disconnect_by_func(cdd->widget, G_CALLBACK(bar_pane_exif_edit_close_cb), cdd->gd);
 479         g_free(cdd);
 480 }
 481
 482 static void bar_pane_exif_edit_cancel_cb(GenericDialog *gd, gpointer data)
 483 {
 484 }
 485
 486 static void bar_pane_exif_edit_ok_cb(GenericDialog *gd, gpointer data)
 487 {
 488         ConfDialogData *cdd = data;
 489
 490         /* either one or the other */
 491         PaneExifData *ped = g_object_get_data(G_OBJECT(cdd->widget), "pane_data");
 492         ExifEntry *ee = g_object_get_data(G_OBJECT(cdd->widget), "entry_data");
 493
 494         if (ped)
 495                 {
 496                 bar_pane_exif_add_entry(ped,
 497                                         gtk_entry_get_text(GTK_ENTRY(cdd->key_entry)),
 498                                         gtk_entry_get_text(GTK_ENTRY(cdd->title_entry)),
 499                                         cdd->if_set, cdd->editable);
 500                 }
 501
 502         if (ee)
 503                 {
 504                 const gchar *title;
 505                 GtkWidget *pane = gtk_widget_get_parent(cdd->widget);
 506
 507                 while (pane)
 508                         {
 509                         ped = g_object_get_data(G_OBJECT(pane), "pane_data");
 510                         if (ped) break;
 511                         pane = gtk_widget_get_parent(pane);
 512                         }
 513
 514                 if (!pane) return;
 515
 516                 g_free(ee->key);
 517                 ee->key = g_strdup(gtk_entry_get_text(GTK_ENTRY(cdd->key_entry)));
 518                 title = gtk_entry_get_text(GTK_ENTRY(cdd->title_entry));
 519                 if (!title || strlen(title) == 0)
 520                         {
 521                         g_free(ee->title);
 522                         ee->title = exif_get_description_by_key(ee->key);
 523                         ee->auto_title = TRUE;
 524                         }
 525                 else if (!ee->title || strcmp(ee->title, title) != 0)
 526                         {
 527                         g_free(ee->title);
 528                         ee->title = g_strdup(title);
 529                         ee->auto_title = FALSE;
 530                         }
 531
 532                 ee->if_set = cdd->if_set;
 533                 ee->editable = cdd->editable;
 534
 535                 bar_pane_exif_setup_entry_box(ped, ee);
 536
 537                 bar_pane_exif_entry_update_title(ee);
 538                 bar_pane_exif_update(ped);
 539                 }
 540 }
 541
 542 static void bar_pane_exif_conf_dialog(GtkWidget *widget)
 543 {
 544         ConfDialogData *cdd;
 545         GenericDialog *gd;
 546         GtkWidget *table;
 547
 548         /* the widget can be either ExifEntry (for editing) or Pane (for new entry)
 549            we can decide it by the attached data */
 550         ExifEntry *ee = g_object_get_data(G_OBJECT(widget), "entry_data");
 551
 552         cdd = g_new0(ConfDialogData, 1);
 553
 554         cdd->widget = widget;
 555
 556
 557         cdd->if_set = ee ? ee->if_set : TRUE;
 558         cdd->editable = ee ? ee->editable : FALSE;
 559
 560         cdd->gd = gd = generic_dialog_new(ee ? _("Configure entry") : _("Add entry"), "exif_entry_edit",
 561                                 widget, TRUE,
 562                                 bar_pane_exif_edit_cancel_cb, cdd);
 563         g_signal_connect(G_OBJECT(gd->dialog), "destroy",
 564                          G_CALLBACK(bar_pane_exif_edit_destroy_cb), cdd);
 565
 566         /* in case the entry is deleted during editing */
 567         g_signal_connect(G_OBJECT(widget), "destroy",
 568                          G_CALLBACK(bar_pane_exif_edit_close_cb), gd);
 569
 570         generic_dialog_add_message(gd, NULL, ee ? _("Configure entry") : _("Add entry"), NULL, FALSE);
 571
 572         generic_dialog_add_button(gd, GTK_STOCK_OK, NULL,
 573                                   bar_pane_exif_edit_ok_cb, TRUE);
 574
 575         table = pref_table_new(gd->vbox, 3, 2, FALSE, TRUE);
 576         pref_table_label(table, 0, 0, _("Key:"), 1.0);
 577
 578         cdd->key_entry = gtk_entry_new();
 579         gtk_widget_set_size_request(cdd->key_entry, 300, -1);
 580         if (ee) gtk_entry_set_text(GTK_ENTRY(cdd->key_entry), ee->key);
 581         gtk_table_attach_defaults(GTK_TABLE(table), cdd->key_entry, 1, 2, 0, 1);
 582         generic_dialog_attach_default(gd, cdd->key_entry);
 583         gtk_widget_show(cdd->key_entry);
 584
 585         pref_table_label(table, 0, 1, _("Title:"), 1.0);
 586
 587         cdd->title_entry = gtk_entry_new();
 588         gtk_widget_set_size_request(cdd->title_entry, 300, -1);
 589         if (ee) gtk_entry_set_text(GTK_ENTRY(cdd->title_entry), ee->title);
 590         gtk_table_attach_defaults(GTK_TABLE(table), cdd->title_entry, 1, 2, 1, 2);
 591         generic_dialog_attach_default(gd, cdd->title_entry);
 592         gtk_widget_show(cdd->title_entry);
 593
 594         pref_checkbox_new_int(gd->vbox, _("Show only if set"), cdd->if_set, &cdd->if_set);
 595         pref_checkbox_new_int(gd->vbox, _("Editable (supported only for XMP)"), cdd->editable, &cdd->editable);
 596
 597         gtk_widget_show(gd->dialog);
 598 }
 599
 600 static void bar_pane_exif_conf_dialog_cb(GtkWidget *menu_widget, gpointer data)
 601 {
 602         GtkWidget *widget = data;
 603         bar_pane_exif_conf_dialog(widget);
 604 }
 605
 606 static void bar_pane_exif_delete_entry_cb(GtkWidget *menu_widget, gpointer data)
 607 {
 608         GtkWidget *entry = data;
 609         gtk_widget_destroy(entry);
 610 }
 611
 612 static void bar_pane_exif_copy_entry_cb(GtkWidget *menu_widget, gpointer data)
 613 {
 614         GtkWidget *widget = data;
 615         GtkClipboard *clipboard;
 616         const gchar *value;
 617         ExifEntry *ee;
 618
 619         ee = g_object_get_data(G_OBJECT(widget), "entry_data");
 620         value = gtk_label_get_text(GTK_LABEL(ee->value_widget));
 621         clipboard = gtk_clipboard_get(GDK_SELECTION_CLIPBOARD);
 622         gtk_clipboard_set_text(clipboard, value, -1);
 623 }
 624
 625 static void bar_pane_exif_toggle_show_all_cb(GtkWidget *menu_widget, gpointer data)
 626 {
 627         PaneExifData *ped = data;
 628         ped->show_all = !ped->show_all;
 629         bar_pane_exif_update(ped);
 630 }
 631
 632 static void bar_pane_exif_menu_popup(GtkWidget *widget, PaneExifData *ped)
 633 {
 634         GtkWidget *menu;
 635         /* the widget can be either ExifEntry (for editing) or Pane (for new entry)
 636            we can decide it by the attached data */
 637         ExifEntry *ee = g_object_get_data(G_OBJECT(widget), "entry_data");
 638
 639         menu = popup_menu_short_lived();
 640
 641         if (ee)
 642                 {
 643                 /* for the entry */
 644                 gchar *conf = g_strdup_printf(_("Configure \"%s\""), ee->title);
 645                 gchar *del = g_strdup_printf(_("Remove \"%s\""), ee->title);
 646                 gchar *copy = g_strdup_printf(_("Copy \"%s\""), ee->title);
 647
 648                 menu_item_add_stock(menu, conf, GTK_STOCK_EDIT, G_CALLBACK(bar_pane_exif_conf_dialog_cb), widget);
 649                 menu_item_add_stock(menu, del, GTK_STOCK_DELETE, G_CALLBACK(bar_pane_exif_delete_entry_cb), widget);
 650                 menu_item_add_stock(menu, copy, GTK_STOCK_COPY, G_CALLBACK(bar_pane_exif_copy_entry_cb), widget);
 651                 menu_item_add_divider(menu);
 652
 653                 g_free(conf);
 654                 g_free(del);
 655                 }
 656
 657         /* for the pane */
 658         menu_item_add_stock(menu, _("Add entry"), GTK_STOCK_ADD, G_CALLBACK(bar_pane_exif_conf_dialog_cb), ped->widget);
 659         menu_item_add_check(menu, _("Show hidden entries"), ped->show_all, G_CALLBACK(bar_pane_exif_toggle_show_all_cb), ped);
 660
 661         gtk_menu_popup(GTK_MENU(menu), NULL, NULL, NULL, NULL, 0, GDK_CURRENT_TIME);
 662 }
 663
 664 static gboolean bar_pane_exif_menu_cb(GtkWidget *widget, GdkEventButton *bevent, gpointer data)
 665 {
 666         PaneExifData *ped = data;
 667         if (bevent->button == MOUSE_BUTTON_RIGHT)
 668                 {
 669                 bar_pane_exif_menu_popup(widget, ped);
 670                 return TRUE;
 671                 }
 672         return FALSE;
 673 }
 674
 675 static gboolean bar_pane_exif_copy_cb(GtkWidget *widget, GdkEventButton *bevent, gpointer data)
 676 {
 677         const gchar *value;
 678         GtkClipboard *clipboard;
 679         ExifEntry *ee;
 680
 681         if (bevent->button == MOUSE_BUTTON_LEFT)
 682                 {
 683                 ee = g_object_get_data(G_OBJECT(widget), "entry_data");
 684                 value = gtk_label_get_text(GTK_LABEL(ee->value_widget));
 685                 clipboard = gtk_clipboard_get(GDK_SELECTION_PRIMARY);
 686                 gtk_clipboard_set_text(clipboard, value, -1);
 687
 688                 return TRUE;
 689                 }
 690
 691         return FALSE;
 692 }
 693
 694
 695
 696 static void bar_pane_exif_entry_write_config(GtkWidget *entry, GString *outstr, gint indent)
 697 {
 698         ExifEntry *ee = g_object_get_data(G_OBJECT(entry), "entry_data");
 699         if (!ee) return;
 700
 701         WRITE_NL(); WRITE_STRING("<entry ");
 702         WRITE_CHAR(*ee, key);
 703         if (!ee->auto_title) WRITE_CHAR(*ee, title);
 704         WRITE_BOOL(*ee, if_set);
 705         WRITE_BOOL(*ee, editable);
 706         WRITE_STRING("/>");
 707 }
 708
 709 static void bar_pane_exif_write_config(GtkWidget *pane, GString *outstr, gint indent)
 710 {
 711         PaneExifData *ped;
 712         GList *work, *list;
 713
 714         ped = g_object_get_data(G_OBJECT(pane), "pane_data");
 715         if (!ped) return;
 716
 717         WRITE_NL(); WRITE_STRING("<pane_exif ");
 718         write_char_option(outstr, indent, "id", ped->pane.id);
 719         write_char_option(outstr, indent, "title", gtk_label_get_text(GTK_LABEL(ped->pane.title)));
 720         WRITE_BOOL(ped->pane, expanded);
 721         WRITE_BOOL(*ped, show_all);
 722         WRITE_STRING(">");
 723         indent++;
 724
 725         list = gtk_container_get_children(GTK_CONTAINER(ped->vbox));
 726         work = list;
 727         while (work)
 728                 {
 729                 GtkWidget *entry = work->data;
 730                 work = work->next;
 731
 732                 bar_pane_exif_entry_write_config(entry, outstr, indent);
 733                 }
 734         g_list_free(list);
 735         indent--;
 736         WRITE_NL(); WRITE_STRING("</pane_exif>");
 737 }
 738
 739 GList * bar_pane_exif_list()
 740 {
 741         PaneExifData *ped;
 742         GList *list;
 743         GList *work_windows;
 744         GList *exif_list = NULL;
 745         LayoutWindow *lw;
 746         GtkWidget *bar;
 747         GtkWidget *pane;
 748         GtkWidget *entry;
 749         ExifEntry *ee;
 750
 751         work_windows = layout_window_list;
 752         lw = work_windows->data;
 753         bar = lw->bar;
 754         pane = bar_find_pane_by_id(bar, PANE_EXIF, "exif");
 755         if (pane)
 756                 {
 757                 ped = g_object_get_data(G_OBJECT(pane), "pane_data");
 758
 759                 list = gtk_container_get_children(GTK_CONTAINER(ped->vbox));
 760                 while (list)
 761                         {
 762                         entry = list->data;
 763                         list = list->next;
 764                         ee = g_object_get_data(G_OBJECT(entry), "entry_data");
 765                         exif_list = g_list_append(exif_list, g_strdup(ee->title));
 766                         exif_list = g_list_append(exif_list, g_strdup(ee->key));
 767                         }
 768
 769                 g_list_free(list);
 770                 }
 771         return exif_list;
 772 }
 773
 774 void bar_pane_exif_close(GtkWidget *widget)
 775 {
 776         PaneExifData *ped;
 777
 778         ped = g_object_get_data(G_OBJECT(widget), "pane_data");
 779         if (!ped) return;
 780
 781         gtk_widget_destroy(ped->vbox);
 782 }
 783
 784 static void bar_pane_exif_destroy(GtkWidget *widget, gpointer data)
 785 {
 786         PaneExifData *ped = data;
 787
 788         file_data_unregister_notify_func(bar_pane_exif_notify_cb, ped);
 789         g_object_unref(ped->size_group);
 790         file_data_unref(ped->fd);
 791         g_free(ped->pane.id);
 792         g_free(ped);
 793 }
 794
 795 #if !GTK_CHECK_VERSION(3,0,0)
 796 static void bar_pane_exif_size_request(GtkWidget *pane, GtkRequisition *requisition, gpointer data)
 797 {
 798         PaneExifData *ped = data;
 799         if (requisition->height < ped->min_height)
 800                 {
 801                 requisition->height = ped->min_height;
 802                 }
 803 }
 804 #endif
 805
 806 static void bar_pane_exif_size_allocate(GtkWidget *pane, GtkAllocation *alloc, gpointer data)
 807 {
 808         PaneExifData *ped = data;
 809         ped->min_height = alloc->height;
 810 #if GTK_CHECK_VERSION(3,0,0)
 811         gtk_widget_set_size_request(ped->widget, -1, ped->min_height);
 812 #endif
 813 }
 814
 815 static GtkWidget *bar_pane_exif_new(const gchar *id, const gchar *title, gboolean expanded, gboolean show_all)
 816 {
 817         PaneExifData *ped;
 818
 819         ped = g_new0(PaneExifData, 1);
 820
 821         ped->pane.pane_set_fd = bar_pane_exif_set_fd;
 822         ped->pane.pane_write_config = bar_pane_exif_write_config;
 823         ped->pane.pane_event = bar_pane_exif_event;
 824         ped->pane.title = bar_pane_expander_title(title);
 825         ped->pane.id = g_strdup(id);
 826         ped->pane.expanded = expanded;
 827         ped->pane.type = PANE_EXIF;
 828         ped->show_all = show_all;
 829
 830         ped->size_group = gtk_size_group_new(GTK_SIZE_GROUP_HORIZONTAL);
 831         ped->widget = gtk_event_box_new();
 832         ped->vbox = gtk_vbox_new(FALSE, PREF_PAD_GAP);
 833         gtk_container_add(GTK_CONTAINER(ped->widget), ped->vbox);
 834         gtk_widget_show(ped->vbox);
 835
 836         ped->min_height = MIN_HEIGHT;
 837         g_object_set_data(G_OBJECT(ped->widget), "pane_data", ped);
 838         g_signal_connect_after(G_OBJECT(ped->widget), "destroy",
 839                                G_CALLBACK(bar_pane_exif_destroy), ped);
 840 #if GTK_CHECK_VERSION(3,0,0)
 841         gtk_widget_set_size_request(ped->widget, -1, ped->min_height);
 842 #else
 843         g_signal_connect(G_OBJECT(ped->widget), "size-request",
 844                          G_CALLBACK(bar_pane_exif_size_request), ped);
 845 #endif
 846         g_signal_connect(G_OBJECT(ped->widget), "size-allocate",
 847                          G_CALLBACK(bar_pane_exif_size_allocate), ped);
 848
 849         bar_pane_exif_dnd_init(ped->widget);
 850         g_signal_connect(ped->widget, "button_release_event", G_CALLBACK(bar_pane_exif_menu_cb), ped);
 851
 852         file_data_register_notify_func(bar_pane_exif_notify_cb, ped, NOTIFY_PRIORITY_LOW);
 853
 854         gtk_widget_show(ped->widget);
 855
 856         return ped->widget;
 857 }
 858
 859 GtkWidget *bar_pane_exif_new_from_config(const gchar **attribute_names, const gchar **attribute_values)
 860 {
 861         gchar *title = NULL;
 862         gchar *id = g_strdup("exif");
 863         gboolean expanded = TRUE;
 864         gboolean show_all = FALSE;
 865         GtkWidget *ret;
 866
 867         while (*attribute_names)
 868                 {
 869                 const gchar *option = *attribute_names++;
 870                 const gchar *value = *attribute_values++;
 871
 872                 if (READ_CHAR_FULL("id", id)) continue;
 873                 if (READ_CHAR_FULL("title", title)) continue;
 874                 if (READ_BOOL_FULL("expanded", expanded)) continue;
 875                 if (READ_BOOL_FULL("show_all", show_all)) continue;
 876
 877                 log_printf("unknown attribute %s = %s\n", option, value);
 878                 }
 879
 880         bar_pane_translate_title(PANE_EXIF, id, &title);
 881         ret = bar_pane_exif_new(id, title, expanded, show_all);
 882         g_free(title);
 883         g_free(id);
 884         return ret;
 885 }
 886
 887 void bar_pane_exif_update_from_config(GtkWidget *pane, const gchar **attribute_names, const gchar **attribute_values)
 888 {
 889         PaneExifData *ped;
 890         gchar *title = NULL;
 891
 892         ped = g_object_get_data(G_OBJECT(pane), "pane_data");
 893         if (!ped) return;
 894
 895         while (*attribute_names)
 896                 {
 897                 const gchar *option = *attribute_names++;
 898                 const gchar *value = *attribute_values++;
 899
 900                 if (READ_CHAR_FULL("title", title)) continue;
 901                 if (READ_BOOL_FULL("expanded", ped->pane.expanded)) continue;
 902                 if (READ_BOOL_FULL("show_all", ped->show_all)) continue;
 903                 if (READ_CHAR_FULL("id", ped->pane.id)) continue;
 904
 905
 906                 log_printf("unknown attribute %s = %s\n", option, value);
 907                 }
 908
 909         if (title)
 910                 {
 911                 bar_pane_translate_title(PANE_EXIF, ped->pane.id, &title);
 912                 gtk_label_set_text(GTK_LABEL(ped->pane.title), title);
 913                 g_free(title);
 914                 }
 915
 916         bar_update_expander(pane);
 917         bar_pane_exif_update(ped);
 918 }
 919
 920
 921 void bar_pane_exif_entry_add_from_config(GtkWidget *pane, const gchar **attribute_names, const gchar **attribute_values)
 922 {
 923         PaneExifData *ped;
 924         gchar *key = NULL;
 925         gchar *title = NULL;
 926         gboolean if_set = TRUE;
 927         gboolean editable = FALSE;
 928
 929         ped = g_object_get_data(G_OBJECT(pane), "pane_data");
 930         if (!ped) return;
 931
 932         while (*attribute_names)
 933                 {
 934                 const gchar *option = *attribute_names++;
 935                 const gchar *value = *attribute_values++;
 936
 937                 if (READ_CHAR_FULL("key", key)) continue;
 938                 if (READ_CHAR_FULL("title", title)) continue;
 939                 if (READ_BOOL_FULL("if_set", if_set)) continue;
 940                 if (READ_BOOL_FULL("editable", editable)) continue;
 941
 942                 log_printf("unknown attribute %s = %s\n", option, value);
 943                 }
 944
 945         if (key && key[0]) bar_pane_exif_add_entry(ped, key, title, if_set, editable);
 946 }
 947
 948
 949 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */