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
 233         if (!ee) return;
 234         text = metadata_read_string(ped->fd, ee->key, ee->editable ? METADATA_PLAIN : METADATA_FORMATTED);
 235
 236         if (!ped->show_all && ee->if_set && !ee->editable && (!text || !*text))
 237                 {
 238                 gtk_label_set_text(GTK_LABEL(ee->value_widget), NULL);
 239                 gtk_widget_hide(entry);
 240                 }
 241         else
 242                 {
 243                 if (ee->editable)
 244                         {
 245                         g_signal_handlers_block_by_func(ee->value_widget, bar_pane_exif_entry_changed, ee);
 246                         gtk_entry_set_text(GTK_ENTRY(ee->value_widget), text ? text : "");
 247                         g_signal_handlers_unblock_by_func(ee->value_widget, bar_pane_exif_entry_changed, ee);
 248                         gtk_widget_set_tooltip_text(ee->box, NULL);
 249                         }
 250                 else
 251                         {
 252                         gtk_label_set_text(GTK_LABEL(ee->value_widget), text);
 253                         gtk_widget_set_tooltip_text(ee->box, text);
 254                         }
 255                 gtk_widget_show(entry);
 256                 ped->all_hidden = FALSE;
 257                 }
 258
 259         g_free(text);
 260
 261         if (update_title) bar_pane_exif_entry_update_title(ee);
 262 }
 263
 264 static void bar_pane_exif_update(PaneExifData *ped)
 265 {
 266         GList *list, *work;
 267
 268         ped->all_hidden = TRUE;
 269
 270         list = gtk_container_get_children(GTK_CONTAINER(ped->vbox));
 271         work = list;
 272         while (work)
 273                 {
 274                 GtkWidget *entry = work->data;
 275                 work = work->next;
 276
 277                 bar_pane_exif_update_entry(ped, entry, FALSE);
 278                 }
 279         g_list_free(list);
 280
 281         gtk_widget_set_sensitive(ped->pane.title, !ped->all_hidden);
 282 }
 283
 284 void bar_pane_exif_set_fd(GtkWidget *widget, FileData *fd)
 285 {
 286         PaneExifData *ped;
 287
 288         ped = g_object_get_data(G_OBJECT(widget), "pane_data");
 289         if (!ped) return;
 290
 291         file_data_unref(ped->fd);
 292         ped->fd = file_data_ref(fd);
 293
 294         bar_pane_exif_update(ped);
 295 }
 296
 297 gint bar_pane_exif_event(GtkWidget *bar, GdkEvent *event)
 298 {
 299         PaneExifData *ped;
 300         gboolean ret = FALSE;
 301         GList *list, *work;
 302
 303         ped = g_object_get_data(G_OBJECT(bar), "pane_data");
 304         if (!ped) return FALSE;
 305
 306         list = gtk_container_get_children(GTK_CONTAINER(ped->vbox));
 307         work = list;
 308         while (!ret && work)
 309                 {
 310                 GtkWidget *entry = work->data;
 311                 ExifEntry *ee = g_object_get_data(G_OBJECT(entry), "entry_data");
 312                 work = work->next;
 313
 314                 if (ee->editable && gtk_widget_has_focus(ee->value_widget)) ret = gtk_widget_event(ee->value_widget, event);
 315                 }
 316         g_list_free(list);
 317         return ret;
 318 }
 319
 320 static void bar_pane_exif_notify_cb(FileData *fd, NotifyType type, gpointer data)
 321 {
 322         PaneExifData *ped = data;
 323         if ((type & (NOTIFY_REREAD | NOTIFY_CHANGE | NOTIFY_METADATA)) && fd == ped->fd)
 324                 {
 325                 DEBUG_1("Notify pane_exif: %s %04x", fd->path, type);
 326                 bar_pane_exif_update(ped);
 327                 }
 328 }
 329
 330
 331 /*
 332  *-------------------------------------------------------------------
 333  * dnd
 334  *-------------------------------------------------------------------
 335  */
 336
 337 static GtkTargetEntry bar_pane_exif_drag_types[] = {
 338         { TARGET_APP_EXIF_ENTRY_STRING, GTK_TARGET_SAME_APP, TARGET_APP_EXIF_ENTRY },
 339         { "text/plain", 0, TARGET_TEXT_PLAIN }
 340 };
 341 static gint n_exif_entry_drag_types = 2;
 342
 343 static GtkTargetEntry bar_pane_exif_drop_types[] = {
 344         { TARGET_APP_EXIF_ENTRY_STRING, GTK_TARGET_SAME_APP, TARGET_APP_EXIF_ENTRY },
 345         { "text/plain", 0, TARGET_TEXT_PLAIN }
 346 };
 347 static gint n_exif_entry_drop_types = 2;
 348
 349
 350 static void bar_pane_exif_entry_dnd_get(GtkWidget *entry, GdkDragContext *context,
 351                                      GtkSelectionData *selection_data, guint info,
 352                                      guint time, gpointer data)
 353 {
 354         ExifEntry *ee = g_object_get_data(G_OBJECT(entry), "entry_data");
 355
 356         switch (info)
 357                 {
 358                 case TARGET_APP_EXIF_ENTRY:
 359                         gtk_selection_data_set(selection_data, gtk_selection_data_get_target(selection_data),
 360                                                8, (gpointer) &entry, sizeof(entry));
 361                         break;
 362
 363                 case TARGET_TEXT_PLAIN:
 364                 default:
 365                         gtk_selection_data_set_text(selection_data, ee->key, -1);
 366                         break;
 367                 }
 368
 369 }
 370
 371 static void bar_pane_exif_dnd_receive(GtkWidget *pane, GdkDragContext *context,
 372                                           gint x, gint y,
 373                                           GtkSelectionData *selection_data, guint info,
 374                                           guint time, gpointer data)
 375 {
 376         PaneExifData *ped;
 377         GList *work, *list;
 378         gint pos;
 379         GtkWidget *new_entry = NULL;
 380
 381         ped = g_object_get_data(G_OBJECT(pane), "pane_data");
 382         if (!ped) return;
 383
 384         switch (info)
 385                 {
 386                 case TARGET_APP_EXIF_ENTRY:
 387                         new_entry = *(gpointer *)gtk_selection_data_get_data(selection_data);
 388
 389                         if (gtk_widget_get_parent(new_entry) && gtk_widget_get_parent(new_entry) != ped->vbox) bar_pane_exif_reparent_entry(new_entry, pane);
 390
 391                         break;
 392                 default:
 393                         /* FIXME: this needs a check for valid exif keys */
 394                         new_entry = bar_pane_exif_add_entry(ped, (gchar *)gtk_selection_data_get_data(selection_data), NULL, TRUE, FALSE);
 395                         break;
 396                 }
 397
 398         list = gtk_container_get_children(GTK_CONTAINER(ped->vbox));
 399         work = list;
 400         pos = 0;
 401         while (work)
 402                 {
 403                 gint nx, ny;
 404                 GtkWidget *entry = work->data;
 405                 GtkAllocation allocation;
 406                 work = work->next;
 407
 408                 if (entry == new_entry) continue;
 409
 410                 gtk_widget_get_allocation(entry, &allocation);
 411
 412                 if (gtk_widget_is_drawable(entry) &&
 413                     gtk_widget_translate_coordinates(pane, entry, x, y, &nx, &ny) &&
 414                     ny < allocation.height / 2) break;
 415                 pos++;
 416                 }
 417         g_list_free(list);
 418
 419         gtk_box_reorder_child(GTK_BOX(ped->vbox), new_entry, pos);
 420 }
 421
 422 static void bar_pane_exif_entry_dnd_begin(GtkWidget *entry, GdkDragContext *context, gpointer data)
 423 {
 424         ExifEntry *ee = g_object_get_data(G_OBJECT(entry), "entry_data");
 425
 426         if (!ee) return;
 427         dnd_set_drag_label(entry, context, ee->key);
 428 }
 429
 430 static void bar_pane_exif_entry_dnd_end(GtkWidget *widget, GdkDragContext *context, gpointer data)
 431 {
 432 }
 433
 434 static void bar_pane_exif_entry_dnd_init(GtkWidget *entry)
 435 {
 436         ExifEntry *ee = g_object_get_data(G_OBJECT(entry), "entry_data");
 437
 438         gtk_drag_source_set(entry, GDK_BUTTON1_MASK | GDK_BUTTON2_MASK,
 439                             bar_pane_exif_drag_types, n_exif_entry_drag_types,
 440                             GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
 441         g_signal_connect(G_OBJECT(entry), "drag_data_get",
 442                          G_CALLBACK(bar_pane_exif_entry_dnd_get), ee);
 443
 444         g_signal_connect(G_OBJECT(entry), "drag_begin",
 445                          G_CALLBACK(bar_pane_exif_entry_dnd_begin), ee);
 446         g_signal_connect(G_OBJECT(entry), "drag_end",
 447                          G_CALLBACK(bar_pane_exif_entry_dnd_end), ee);
 448 }
 449
 450 static void bar_pane_exif_dnd_init(GtkWidget *pane)
 451 {
 452         gtk_drag_dest_set(pane,
 453                           GTK_DEST_DEFAULT_MOTION | GTK_DEST_DEFAULT_HIGHLIGHT | GTK_DEST_DEFAULT_DROP,
 454                           bar_pane_exif_drop_types, n_exif_entry_drop_types,
 455                           GDK_ACTION_COPY | GDK_ACTION_MOVE);
 456         g_signal_connect(G_OBJECT(pane), "drag_data_received",
 457                          G_CALLBACK(bar_pane_exif_dnd_receive), NULL);
 458 }
 459
 460 static void bar_pane_exif_edit_close_cb(GtkWidget *widget, gpointer data)
 461 {
 462         GenericDialog *gd = data;
 463         generic_dialog_close(gd);
 464 }
 465
 466 static void bar_pane_exif_edit_destroy_cb(GtkWidget *widget, gpointer data)
 467 {
 468         ConfDialogData *cdd = data;
 469         g_signal_handlers_disconnect_by_func(cdd->widget, G_CALLBACK(bar_pane_exif_edit_close_cb), cdd->gd);
 470         g_free(cdd);
 471 }
 472
 473 static void bar_pane_exif_edit_cancel_cb(GenericDialog *gd, gpointer data)
 474 {
 475 }
 476
 477 static void bar_pane_exif_edit_ok_cb(GenericDialog *gd, gpointer data)
 478 {
 479         ConfDialogData *cdd = data;
 480
 481         /* either one or the other */
 482         PaneExifData *ped = g_object_get_data(G_OBJECT(cdd->widget), "pane_data");
 483         ExifEntry *ee = g_object_get_data(G_OBJECT(cdd->widget), "entry_data");
 484
 485         if (ped)
 486                 {
 487                 bar_pane_exif_add_entry(ped,
 488                                         gtk_entry_get_text(GTK_ENTRY(cdd->key_entry)),
 489                                         gtk_entry_get_text(GTK_ENTRY(cdd->title_entry)),
 490                                         cdd->if_set, cdd->editable);
 491                 }
 492
 493         if (ee)
 494                 {
 495                 const gchar *title;
 496                 GtkWidget *pane = gtk_widget_get_parent(cdd->widget);
 497
 498                 while (pane)
 499                         {
 500                         ped = g_object_get_data(G_OBJECT(pane), "pane_data");
 501                         if (ped) break;
 502                         pane = gtk_widget_get_parent(pane);
 503                         }
 504
 505                 if (!pane) return;
 506
 507                 g_free(ee->key);
 508                 ee->key = g_strdup(gtk_entry_get_text(GTK_ENTRY(cdd->key_entry)));
 509                 title = gtk_entry_get_text(GTK_ENTRY(cdd->title_entry));
 510                 if (!title || strlen(title) == 0)
 511                         {
 512                         g_free(ee->title);
 513                         ee->title = exif_get_description_by_key(ee->key);
 514                         ee->auto_title = TRUE;
 515                         }
 516                 else if (!ee->title || strcmp(ee->title, title) != 0)
 517                         {
 518                         g_free(ee->title);
 519                         ee->title = g_strdup(title);
 520                         ee->auto_title = FALSE;
 521                         }
 522
 523                 ee->if_set = cdd->if_set;
 524                 ee->editable = cdd->editable;
 525
 526                 bar_pane_exif_setup_entry_box(ped, ee);
 527
 528                 bar_pane_exif_entry_update_title(ee);
 529                 bar_pane_exif_update(ped);
 530                 }
 531 }
 532
 533 static void bar_pane_exif_conf_dialog(GtkWidget *widget)
 534 {
 535         ConfDialogData *cdd;
 536         GenericDialog *gd;
 537         GtkWidget *table;
 538
 539         /* the widget can be either ExifEntry (for editing) or Pane (for new entry)
 540            we can decide it by the attached data */
 541         ExifEntry *ee = g_object_get_data(G_OBJECT(widget), "entry_data");
 542
 543         cdd = g_new0(ConfDialogData, 1);
 544
 545         cdd->widget = widget;
 546
 547
 548         cdd->if_set = ee ? ee->if_set : TRUE;
 549         cdd->editable = ee ? ee->editable : FALSE;
 550
 551         cdd->gd = gd = generic_dialog_new(ee ? _("Configure entry") : _("Add entry"), "exif_entry_edit",
 552                                 widget, TRUE,
 553                                 bar_pane_exif_edit_cancel_cb, cdd);
 554         g_signal_connect(G_OBJECT(gd->dialog), "destroy",
 555                          G_CALLBACK(bar_pane_exif_edit_destroy_cb), cdd);
 556
 557         /* in case the entry is deleted during editing */
 558         g_signal_connect(G_OBJECT(widget), "destroy",
 559                          G_CALLBACK(bar_pane_exif_edit_close_cb), gd);
 560
 561         generic_dialog_add_message(gd, NULL, ee ? _("Configure entry") : _("Add entry"), NULL, FALSE);
 562
 563         generic_dialog_add_button(gd, GTK_STOCK_OK, NULL,
 564                                   bar_pane_exif_edit_ok_cb, TRUE);
 565
 566         table = pref_table_new(gd->vbox, 3, 2, FALSE, TRUE);
 567         pref_table_label(table, 0, 0, _("Key:"), 1.0);
 568
 569         cdd->key_entry = gtk_entry_new();
 570         gtk_widget_set_size_request(cdd->key_entry, 300, -1);
 571         if (ee) gtk_entry_set_text(GTK_ENTRY(cdd->key_entry), ee->key);
 572         gtk_table_attach_defaults(GTK_TABLE(table), cdd->key_entry, 1, 2, 0, 1);
 573         generic_dialog_attach_default(gd, cdd->key_entry);
 574         gtk_widget_show(cdd->key_entry);
 575
 576         pref_table_label(table, 0, 1, _("Title:"), 1.0);
 577
 578         cdd->title_entry = gtk_entry_new();
 579         gtk_widget_set_size_request(cdd->title_entry, 300, -1);
 580         if (ee) gtk_entry_set_text(GTK_ENTRY(cdd->title_entry), ee->title);
 581         gtk_table_attach_defaults(GTK_TABLE(table), cdd->title_entry, 1, 2, 1, 2);
 582         generic_dialog_attach_default(gd, cdd->title_entry);
 583         gtk_widget_show(cdd->title_entry);
 584
 585         pref_checkbox_new_int(gd->vbox, _("Show only if set"), cdd->if_set, &cdd->if_set);
 586         pref_checkbox_new_int(gd->vbox, _("Editable (supported only for XMP)"), cdd->editable, &cdd->editable);
 587
 588         gtk_widget_show(gd->dialog);
 589 }
 590
 591 static void bar_pane_exif_conf_dialog_cb(GtkWidget *menu_widget, gpointer data)
 592 {
 593         GtkWidget *widget = data;
 594         bar_pane_exif_conf_dialog(widget);
 595 }
 596
 597 static void bar_pane_exif_delete_entry_cb(GtkWidget *menu_widget, gpointer data)
 598 {
 599         GtkWidget *entry = data;
 600         gtk_widget_destroy(entry);
 601 }
 602
 603 static void bar_pane_exif_copy_entry_cb(GtkWidget *menu_widget, gpointer data)
 604 {
 605         GtkWidget *widget = data;
 606         GtkClipboard *clipboard;
 607         const gchar *value;
 608         ExifEntry *ee;
 609
 610         ee = g_object_get_data(G_OBJECT(widget), "entry_data");
 611         value = gtk_label_get_text(GTK_LABEL(ee->value_widget));
 612         clipboard = gtk_clipboard_get(GDK_SELECTION_CLIPBOARD);
 613         gtk_clipboard_set_text(clipboard, value, -1);
 614 }
 615
 616 static void bar_pane_exif_toggle_show_all_cb(GtkWidget *menu_widget, gpointer data)
 617 {
 618         PaneExifData *ped = data;
 619         ped->show_all = !ped->show_all;
 620         bar_pane_exif_update(ped);
 621 }
 622
 623 static void bar_pane_exif_menu_popup(GtkWidget *widget, PaneExifData *ped)
 624 {
 625         GtkWidget *menu;
 626         /* the widget can be either ExifEntry (for editing) or Pane (for new entry)
 627            we can decide it by the attached data */
 628         ExifEntry *ee = g_object_get_data(G_OBJECT(widget), "entry_data");
 629
 630         menu = popup_menu_short_lived();
 631
 632         if (ee)
 633                 {
 634                 /* for the entry */
 635                 gchar *conf = g_strdup_printf(_("Configure \"%s\""), ee->title);
 636                 gchar *del = g_strdup_printf(_("Remove \"%s\""), ee->title);
 637                 gchar *copy = g_strdup_printf(_("Copy \"%s\""), ee->title);
 638
 639                 menu_item_add_stock(menu, conf, GTK_STOCK_EDIT, G_CALLBACK(bar_pane_exif_conf_dialog_cb), widget);
 640                 menu_item_add_stock(menu, del, GTK_STOCK_DELETE, G_CALLBACK(bar_pane_exif_delete_entry_cb), widget);
 641                 menu_item_add_stock(menu, copy, GTK_STOCK_COPY, G_CALLBACK(bar_pane_exif_copy_entry_cb), widget);
 642                 menu_item_add_divider(menu);
 643
 644                 g_free(conf);
 645                 g_free(del);
 646                 }
 647
 648         /* for the pane */
 649         menu_item_add_stock(menu, _("Add entry"), GTK_STOCK_ADD, G_CALLBACK(bar_pane_exif_conf_dialog_cb), ped->widget);
 650         menu_item_add_check(menu, _("Show hidden entries"), ped->show_all, G_CALLBACK(bar_pane_exif_toggle_show_all_cb), ped);
 651
 652         gtk_menu_popup(GTK_MENU(menu), NULL, NULL, NULL, NULL, 0, GDK_CURRENT_TIME);
 653 }
 654
 655 static gboolean bar_pane_exif_menu_cb(GtkWidget *widget, GdkEventButton *bevent, gpointer data)
 656 {
 657         PaneExifData *ped = data;
 658         if (bevent->button == MOUSE_BUTTON_RIGHT)
 659                 {
 660                 bar_pane_exif_menu_popup(widget, ped);
 661                 return TRUE;
 662                 }
 663         return FALSE;
 664 }
 665
 666 static gboolean bar_pane_exif_copy_cb(GtkWidget *widget, GdkEventButton *bevent, gpointer data)
 667 {
 668         const gchar *value;
 669         GtkClipboard *clipboard;
 670         ExifEntry *ee;
 671
 672         if (bevent->button == MOUSE_BUTTON_LEFT)
 673                 {
 674                 ee = g_object_get_data(G_OBJECT(widget), "entry_data");
 675                 value = gtk_label_get_text(GTK_LABEL(ee->value_widget));
 676                 clipboard = gtk_clipboard_get(GDK_SELECTION_PRIMARY);
 677                 gtk_clipboard_set_text(clipboard, value, -1);
 678
 679                 return TRUE;
 680                 }
 681
 682         return FALSE;
 683 }
 684
 685
 686
 687 static void bar_pane_exif_entry_write_config(GtkWidget *entry, GString *outstr, gint indent)
 688 {
 689         ExifEntry *ee = g_object_get_data(G_OBJECT(entry), "entry_data");
 690         if (!ee) return;
 691
 692         WRITE_NL(); WRITE_STRING("<entry ");
 693         WRITE_CHAR(*ee, key);
 694         if (!ee->auto_title) WRITE_CHAR(*ee, title);
 695         WRITE_BOOL(*ee, if_set);
 696         WRITE_BOOL(*ee, editable);
 697         WRITE_STRING("/>");
 698 }
 699
 700 static void bar_pane_exif_write_config(GtkWidget *pane, GString *outstr, gint indent)
 701 {
 702         PaneExifData *ped;
 703         GList *work, *list;
 704
 705         ped = g_object_get_data(G_OBJECT(pane), "pane_data");
 706         if (!ped) return;
 707
 708         WRITE_NL(); WRITE_STRING("<pane_exif ");
 709         write_char_option(outstr, indent, "id", ped->pane.id);
 710         write_char_option(outstr, indent, "title", gtk_label_get_text(GTK_LABEL(ped->pane.title)));
 711         WRITE_BOOL(ped->pane, expanded);
 712         WRITE_BOOL(*ped, show_all);
 713         WRITE_STRING(">");
 714         indent++;
 715
 716         list = gtk_container_get_children(GTK_CONTAINER(ped->vbox));
 717         work = list;
 718         while (work)
 719                 {
 720                 GtkWidget *entry = work->data;
 721                 work = work->next;
 722
 723                 bar_pane_exif_entry_write_config(entry, outstr, indent);
 724                 }
 725         g_list_free(list);
 726         indent--;
 727         WRITE_NL(); WRITE_STRING("</pane_exif>");
 728 }
 729
 730 GList * bar_pane_exif_list()
 731 {
 732         PaneExifData *ped;
 733         GList *list;
 734         GList *work_windows;
 735         GList *exif_list = NULL;
 736         LayoutWindow *lw;
 737         GtkWidget *bar;
 738         GtkWidget *pane;
 739         GtkWidget *entry;
 740         ExifEntry *ee;
 741
 742         work_windows = layout_window_list;
 743         lw = work_windows->data;
 744         bar = lw->bar;
 745         pane = bar_find_pane_by_id(bar, PANE_EXIF, "exif");
 746         if (pane)
 747                 {
 748                 ped = g_object_get_data(G_OBJECT(pane), "pane_data");
 749
 750                 list = gtk_container_get_children(GTK_CONTAINER(ped->vbox));
 751                 while (list)
 752                         {
 753                         entry = list->data;
 754                         list = list->next;
 755                         ee = g_object_get_data(G_OBJECT(entry), "entry_data");
 756                         exif_list = g_list_append(exif_list, g_strdup(ee->title));
 757                         exif_list = g_list_append(exif_list, g_strdup(ee->key));
 758                         }
 759
 760                 g_list_free(list);
 761                 }
 762         return exif_list;
 763 }
 764
 765 void bar_pane_exif_close(GtkWidget *widget)
 766 {
 767         PaneExifData *ped;
 768
 769         ped = g_object_get_data(G_OBJECT(widget), "pane_data");
 770         if (!ped) return;
 771
 772         gtk_widget_destroy(ped->vbox);
 773 }
 774
 775 static void bar_pane_exif_destroy(GtkWidget *widget, gpointer data)
 776 {
 777         PaneExifData *ped = data;
 778
 779         file_data_unregister_notify_func(bar_pane_exif_notify_cb, ped);
 780         g_object_unref(ped->size_group);
 781         file_data_unref(ped->fd);
 782         g_free(ped->pane.id);
 783         g_free(ped);
 784 }
 785
 786 #if !GTK_CHECK_VERSION(3,0,0)
 787 static void bar_pane_exif_size_request(GtkWidget *pane, GtkRequisition *requisition, gpointer data)
 788 {
 789         PaneExifData *ped = data;
 790         if (requisition->height < ped->min_height)
 791                 {
 792                 requisition->height = ped->min_height;
 793                 }
 794 }
 795 #endif
 796
 797 static void bar_pane_exif_size_allocate(GtkWidget *pane, GtkAllocation *alloc, gpointer data)
 798 {
 799         PaneExifData *ped = data;
 800         ped->min_height = alloc->height;
 801 #if GTK_CHECK_VERSION(3,0,0)
 802         gtk_widget_set_size_request(ped->widget, -1, ped->min_height);
 803 #endif
 804 }
 805
 806 static GtkWidget *bar_pane_exif_new(const gchar *id, const gchar *title, gboolean expanded, gboolean show_all)
 807 {
 808         PaneExifData *ped;
 809
 810         ped = g_new0(PaneExifData, 1);
 811
 812         ped->pane.pane_set_fd = bar_pane_exif_set_fd;
 813         ped->pane.pane_write_config = bar_pane_exif_write_config;
 814         ped->pane.pane_event = bar_pane_exif_event;
 815         ped->pane.title = bar_pane_expander_title(title);
 816         ped->pane.id = g_strdup(id);
 817         ped->pane.expanded = expanded;
 818         ped->pane.type = PANE_EXIF;
 819         ped->show_all = show_all;
 820
 821         ped->size_group = gtk_size_group_new(GTK_SIZE_GROUP_HORIZONTAL);
 822         ped->widget = gtk_event_box_new();
 823         ped->vbox = gtk_vbox_new(FALSE, PREF_PAD_GAP);
 824         gtk_container_add(GTK_CONTAINER(ped->widget), ped->vbox);
 825         gtk_widget_show(ped->vbox);
 826
 827         ped->min_height = MIN_HEIGHT;
 828         g_object_set_data(G_OBJECT(ped->widget), "pane_data", ped);
 829         g_signal_connect_after(G_OBJECT(ped->widget), "destroy",
 830                                G_CALLBACK(bar_pane_exif_destroy), ped);
 831 #if GTK_CHECK_VERSION(3,0,0)
 832         gtk_widget_set_size_request(ped->widget, -1, ped->min_height);
 833 #else
 834         g_signal_connect(G_OBJECT(ped->widget), "size-request",
 835                          G_CALLBACK(bar_pane_exif_size_request), ped);
 836 #endif
 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 = NULL;
 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 = NULL;
 882
 883         ped = 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 = NULL;
 916         gchar *title = NULL;
 917         gboolean if_set = TRUE;
 918         gboolean editable = FALSE;
 919
 920         ped = 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: */