src/pan-view.c

   1 /*
   2  * Geeqie
   3  * (C) 2006 John Ellis
   4  *
   5  * Author: John Ellis
   6  *
   7  * This software is released under the GNU General Public License (GNU GPL).
   8  * Please read the included file COPYING for more information.
   9  * This software comes with no warranty of any kind, use at your own risk!
  10  */
  11
  12
  13 #include "main.h"
  14 #include "pan-view.h"
  15
  16 #include "pan-types.h"
  17 #include "bar_exif.h"
  18 #include "dnd.h"
  19 #include "editors.h"
  20 #include "exif.h"
  21 #include "fullscreen.h"
  22 #include "img-view.h"
  23 #include "info.h"
  24 #include "menu.h"
  25 #include "thumb.h"
  26 #include "utilops.h"
  27 #include "ui_bookmark.h"
  28 #include "ui_fileops.h"
  29 #include "ui_menu.h"
  30 #include "ui_tabcomp.h"
  31 #include "ui_utildlg.h"
  32
  33 #include <gdk/gdkkeysyms.h> /* for keyboard values */
  34
  35 #include <math.h>
  36
  37
  38 #define PAN_WINDOW_DEFAULT_WIDTH 720
  39 #define PAN_WINDOW_DEFAULT_HEIGHT 500
  40
  41 #define PAN_TILE_SIZE 512
  42
  43 #define ZOOM_INCREMENT 1.0
  44 #define ZOOM_LABEL_WIDTH 64
  45
  46
  47 #define PAN_PREF_GROUP          "pan_view_options"
  48 #define PAN_PREF_HIDE_WARNING   "hide_performance_warning"
  49 #define PAN_PREF_EXIF_PAN_DATE  "use_exif_date"
  50 #define PAN_PREF_INFO_IMAGE     "info_image_size"
  51 #define PAN_PREF_INFO_EXIF      "info_includes_exif"
  52
  53
  54 static GList *pan_window_list = NULL;
  55
  56
  57 static void pan_layout_update_idle(PanWindow *pw);
  58
  59 static void pan_fullscreen_toggle(PanWindow *pw, gint force_off);
  60
  61 static void pan_search_toggle_visible(PanWindow *pw, gint enable);
  62 static void pan_search_activate(PanWindow *pw);
  63
  64 static void pan_window_close(PanWindow *pw);
  65
  66 static GtkWidget *pan_popup_menu(PanWindow *pw);
  67
  68 static void pan_window_dnd_init(PanWindow *pw);
  69
  70
  71 /*
  72  *-----------------------------------------------------------------------------
  73  * the image/thumb loader queue
  74  *-----------------------------------------------------------------------------
  75  */
  76
  77 static gint pan_queue_step(PanWindow *pw);
  78
  79
  80 static void pan_queue_thumb_done_cb(ThumbLoader *tl, gpointer data)
  81 {
  82         PanWindow *pw = data;
  83
  84         if (pw->queue_pi)
  85                 {
  86                 PanItem *pi;
  87                 gint rc;
  88
  89                 pi = pw->queue_pi;
  90                 pw->queue_pi = NULL;
  91
  92                 pi->queued = FALSE;
  93
  94                 if (pi->pixbuf) g_object_unref(pi->pixbuf);
  95                 pi->pixbuf = thumb_loader_get_pixbuf(tl, TRUE);
  96
  97                 rc = pi->refcount;
  98                 image_area_changed(pw->imd, pi->x, pi->y, pi->width, pi->height);
  99                 pi->refcount = rc;
 100                 }
 101
 102         thumb_loader_free(pw->tl);
 103         pw->tl = NULL;
 104
 105         while (pan_queue_step(pw));
 106 }
 107
 108 static void pan_queue_image_done_cb(ImageLoader *il, gpointer data)
 109 {
 110         PanWindow *pw = data;
 111
 112         if (pw->queue_pi)
 113                 {
 114                 PanItem *pi;
 115                 gint rc;
 116
 117                 pi = pw->queue_pi;
 118                 pw->queue_pi = NULL;
 119
 120                 pi->queued = FALSE;
 121
 122                 if (pi->pixbuf) g_object_unref(pi->pixbuf);
 123                 pi->pixbuf = image_loader_get_pixbuf(pw->il);
 124                 if (pi->pixbuf) g_object_ref(pi->pixbuf);
 125
 126                 if (pi->pixbuf && pw->size != PAN_IMAGE_SIZE_100 &&
 127                     (gdk_pixbuf_get_width(pi->pixbuf) > pi->width ||
 128                      gdk_pixbuf_get_height(pi->pixbuf) > pi->height))
 129                         {
 130                         GdkPixbuf *tmp;
 131
 132                         tmp = pi->pixbuf;
 133                         pi->pixbuf = gdk_pixbuf_scale_simple(tmp, pi->width, pi->height,
 134                                                              (GdkInterpType)options->image.zoom_quality);
 135                         g_object_unref(tmp);
 136                         }
 137
 138                 rc = pi->refcount;
 139                 image_area_changed(pw->imd, pi->x, pi->y, pi->width, pi->height);
 140                 pi->refcount = rc;
 141                 }
 142
 143         image_loader_free(pw->il);
 144         pw->il = NULL;
 145
 146         while (pan_queue_step(pw));
 147 }
 148
 149 #if 0
 150 static void pan_queue_image_area_cb(ImageLoader *il, guint x, guint y,
 151                                     guint width, guint height, gpointer data)
 152 {
 153         PanWindow *pw = data;
 154
 155         if (pw->queue_pi)
 156                 {
 157                 PanItem *pi;
 158                 gint rc;
 159
 160                 pi = pw->queue_pi;
 161
 162                 if (!pi->pixbuf)
 163                         {
 164                         pi->pixbuf = image_loader_get_pixbuf(pw->il);
 165                         if (pi->pixbuf) g_object_ref(pi->pixbuf);
 166                         }
 167
 168                 rc = pi->refcount;
 169                 image_area_changed(pw->imd, pi->x + x, pi->y + y, width, height);
 170                 pi->refcount = rc;
 171                 }
 172 }
 173 #endif
 174
 175 static gint pan_queue_step(PanWindow *pw)
 176 {
 177         PanItem *pi;
 178
 179         if (!pw->queue) return FALSE;
 180
 181         pi = pw->queue->data;
 182         pw->queue = g_list_remove(pw->queue, pi);
 183         pw->queue_pi = pi;
 184
 185         if (!pw->queue_pi->fd)
 186                 {
 187                 pw->queue_pi->queued = FALSE;
 188                 pw->queue_pi = NULL;
 189                 return TRUE;
 190                 }
 191
 192         image_loader_free(pw->il);
 193         pw->il = NULL;
 194         thumb_loader_free(pw->tl);
 195         pw->tl = NULL;
 196
 197         if (pi->type == PAN_ITEM_IMAGE)
 198                 {
 199                 pw->il = image_loader_new(pi->fd);
 200
 201                 if (pw->size != PAN_IMAGE_SIZE_100)
 202                         {
 203                         image_loader_set_requested_size(pw->il, pi->width, pi->height);
 204                         }
 205
 206 #if 0
 207                 image_loader_set_area_ready_func(pw->il, pan_queue_image_area_cb, pw);
 208 #endif
 209                 image_loader_set_error_func(pw->il, pan_queue_image_done_cb, pw);
 210
 211                 if (image_loader_start(pw->il, pan_queue_image_done_cb, pw)) return FALSE;
 212
 213                 image_loader_free(pw->il);
 214                 pw->il = NULL;
 215                 }
 216         else if (pi->type == PAN_ITEM_THUMB)
 217                 {
 218                 pw->tl = thumb_loader_new(PAN_THUMB_SIZE, PAN_THUMB_SIZE);
 219
 220                 if (!pw->tl->standard_loader)
 221                         {
 222                         /* The classic loader will recreate a thumbnail any time we
 223                          * request a different size than what exists. This view will
 224                          * almost never use the user configured sizes so disable cache.
 225                          */
 226                         thumb_loader_set_cache(pw->tl, FALSE, FALSE, FALSE);
 227                         }
 228
 229                 thumb_loader_set_callbacks(pw->tl,
 230                                            pan_queue_thumb_done_cb,
 231                                            pan_queue_thumb_done_cb,
 232                                            NULL, pw);
 233
 234                 if (thumb_loader_start(pw->tl, pi->fd->path)) return FALSE;
 235
 236                 thumb_loader_free(pw->tl);
 237                 pw->tl = NULL;
 238                 }
 239
 240         pw->queue_pi->queued = FALSE;
 241         pw->queue_pi = NULL;
 242         return TRUE;
 243 }
 244
 245 static void pan_queue_add(PanWindow *pw, PanItem *pi)
 246 {
 247         if (!pi || pi->queued || pi->pixbuf) return;
 248         if (pw->size <= PAN_IMAGE_SIZE_THUMB_NONE &&
 249             (!pi->key || strcmp(pi->key, "info") != 0) )
 250                 {
 251                 return;
 252                 }
 253
 254         pi->queued = TRUE;
 255         pw->queue = g_list_prepend(pw->queue, pi);
 256
 257         if (!pw->tl && !pw->il) while(pan_queue_step(pw));
 258 }
 259
 260
 261 /*
 262  *-----------------------------------------------------------------------------
 263  * tile request/dispose handlers
 264  *-----------------------------------------------------------------------------
 265  */
 266
 267 static gint pan_window_request_tile_cb(PixbufRenderer *pr, gint x, gint y,
 268                                        gint width, gint height, GdkPixbuf *pixbuf, gpointer data)
 269 {
 270         PanWindow *pw = data;
 271         GList *list;
 272         GList *work;
 273         gint i;
 274
 275         pixbuf_set_rect_fill(pixbuf,
 276                              0, 0, width, height,
 277                              PAN_BACKGROUND_COLOR, 255);
 278
 279         for (i = (x / PAN_GRID_SIZE) * PAN_GRID_SIZE; i < x + width; i += PAN_GRID_SIZE)
 280                 {
 281                 gint rx, ry, rw, rh;
 282
 283                 if (util_clip_region(x, y, width, height,
 284                                      i, y, 1, height,
 285                                      &rx, &ry, &rw, &rh))
 286                         {
 287                         pixbuf_draw_rect_fill(pixbuf,
 288                                               rx - x, ry - y, rw, rh,
 289                                               PAN_GRID_COLOR, PAN_GRID_ALPHA);
 290                         }
 291                 }
 292         for (i = (y / PAN_GRID_SIZE) * PAN_GRID_SIZE; i < y + height; i += PAN_GRID_SIZE)
 293                 {
 294                 gint rx, ry, rw, rh;
 295
 296                 if (util_clip_region(x, y, width, height,
 297                                      x, i, width, 1,
 298                                      &rx, &ry, &rw, &rh))
 299                         {
 300                         pixbuf_draw_rect_fill(pixbuf,
 301                                               rx - x, ry - y, rw, rh,
 302                                               PAN_GRID_COLOR, PAN_GRID_ALPHA);
 303                         }
 304                 }
 305
 306         list = pan_layout_intersect(pw, x, y, width, height);
 307         work = list;
 308         while (work)
 309                 {
 310                 PanItem *pi;
 311                 gint queue = FALSE;
 312
 313                 pi = work->data;
 314                 work = work->next;
 315
 316                 pi->refcount++;
 317
 318                 switch (pi->type)
 319                         {
 320                         case PAN_ITEM_BOX:
 321                                 queue = pan_item_box_draw(pw, pi, pixbuf, pr, x, y, width, height);
 322                                 break;
 323                         case PAN_ITEM_TRIANGLE:
 324                                 queue = pan_item_tri_draw(pw, pi, pixbuf, pr, x, y, width, height);
 325                                 break;
 326                         case PAN_ITEM_TEXT:
 327                                 queue = pan_item_text_draw(pw, pi, pixbuf, pr, x, y, width, height);
 328                                 break;
 329                         case PAN_ITEM_THUMB:
 330                                 queue = pan_item_thumb_draw(pw, pi, pixbuf, pr, x, y, width, height);
 331                                 break;
 332                         case PAN_ITEM_IMAGE:
 333                                 queue = pan_item_image_draw(pw, pi, pixbuf, pr, x, y, width, height);
 334                                 break;
 335                         case PAN_ITEM_NONE:
 336                         default:
 337                                 break;
 338                         }
 339
 340                 if (queue) pan_queue_add(pw, pi);
 341                 }
 342
 343         g_list_free(list);
 344
 345 #if 0
 346         if (x%512 == 0 && y%512 == 0)
 347                 {
 348                 PangoLayout *layout;
 349                 gchar *buf;
 350
 351                 layout = gtk_widget_create_pango_layout((GtkWidget *)pr, NULL);
 352
 353                 buf = g_strdup_printf("%d,%d\n(#%d)", x, y,
 354                                       (x / pr->source_tile_width) +
 355                                       (y / pr->source_tile_height * (pr->image_width/pr->source_tile_width + 1)));
 356                 pango_layout_set_text(layout, buf, -1);
 357                 g_free(buf);
 358
 359                 pixbuf_draw_layout(pixbuf, layout, (GtkWidget *)pr, 0, 0, 0, 0, 0, 255);
 360
 361                 g_object_unref(G_OBJECT(layout));
 362                 }
 363 #endif
 364
 365         return TRUE;
 366 }
 367
 368 static void pan_window_dispose_tile_cb(PixbufRenderer *pr, gint x, gint y,
 369                                        gint width, gint height, GdkPixbuf *pixbuf, gpointer data)
 370 {
 371         PanWindow *pw = data;
 372         GList *list;
 373         GList *work;
 374
 375         list = pan_layout_intersect(pw, x, y, width, height);
 376         work = list;
 377         while (work)
 378                 {
 379                 PanItem *pi;
 380
 381                 pi = work->data;
 382                 work = work->next;
 383
 384                 if (pi->refcount > 0)
 385                         {
 386                         pi->refcount--;
 387
 388                         if (pi->refcount == 0)
 389                                 {
 390                                 if (pi->queued)
 391                                         {
 392                                         pw->queue = g_list_remove(pw->queue, pi);
 393                                         pi->queued = FALSE;
 394                                         }
 395                                 if (pw->queue_pi == pi) pw->queue_pi = NULL;
 396                                 if (pi->pixbuf)
 397                                         {
 398                                         g_object_unref(pi->pixbuf);
 399                                         pi->pixbuf = NULL;
 400                                         }
 401                                 }
 402                         }
 403                 }
 404
 405         g_list_free(list);
 406 }
 407
 408
 409 /*
 410  *-----------------------------------------------------------------------------
 411  * misc
 412  *-----------------------------------------------------------------------------
 413  */
 414
 415 static void pan_window_message(PanWindow *pw, const gchar *text)
 416 {
 417         GList *work;
 418         gint count = 0;
 419         gint64 size = 0;
 420         gchar *ss;
 421         gchar *buf;
 422
 423         if (text)
 424                 {
 425                 gtk_label_set_text(GTK_LABEL(pw->label_message), text);
 426                 return;
 427                 }
 428
 429         work = pw->list_static;
 430         if (pw->layout == PAN_LAYOUT_CALENDAR)
 431                 {
 432                 while (work)
 433                         {
 434                         PanItem *pi;
 435
 436                         pi = work->data;
 437                         work = work->next;
 438
 439                         if (pi->fd &&
 440                             pi->type == PAN_ITEM_BOX &&
 441                             pi->key && strcmp(pi->key, "dot") == 0)
 442                                 {
 443                                 size += pi->fd->size;
 444                                 count++;
 445                                 }
 446                         }
 447                 }
 448         else
 449                 {
 450                 while (work)
 451                         {
 452                         PanItem *pi;
 453
 454                         pi = work->data;
 455                         work = work->next;
 456
 457                         if (pi->fd &&
 458                             (pi->type == PAN_ITEM_THUMB || pi->type == PAN_ITEM_IMAGE))
 459                                 {
 460                                 size += pi->fd->size;
 461                                 count++;
 462                                 }
 463                         }
 464                 }
 465
 466         ss = text_from_size_abrev(size);
 467         buf = g_strdup_printf(_("%d images, %s"), count, ss);
 468         g_free(ss);
 469         gtk_label_set_text(GTK_LABEL(pw->label_message), buf);
 470         g_free(buf);
 471 }
 472
 473 static void pan_warning_folder(const gchar *path, GtkWidget *parent)
 474 {
 475         gchar *message;
 476
 477         message = g_strdup_printf(_("The pan view does not support the folder \"%s\"."), path);
 478         warning_dialog(_("Folder not supported"), message,
 479                       GTK_STOCK_DIALOG_INFO, parent);
 480         g_free(message);
 481 }
 482
 483 static void pan_window_zoom_limit(PanWindow *pw)
 484 {
 485         gdouble min;
 486
 487         switch (pw->size)
 488                 {
 489                 case PAN_IMAGE_SIZE_THUMB_DOTS:
 490                 case PAN_IMAGE_SIZE_THUMB_NONE:
 491                 case PAN_IMAGE_SIZE_THUMB_SMALL:
 492                 case PAN_IMAGE_SIZE_THUMB_NORMAL:
 493 #if 0
 494                         /* easily requires > 512mb ram when window size > 1024x768 and zoom is <= -8 */
 495                         min = -16.0;
 496                         break;
 497 #endif
 498                 case PAN_IMAGE_SIZE_THUMB_LARGE:
 499                         min = -6.0;
 500                         break;
 501                 case PAN_IMAGE_SIZE_10:
 502                 case PAN_IMAGE_SIZE_25:
 503                         min = -4.0;
 504                         break;
 505                 case PAN_IMAGE_SIZE_33:
 506                 case PAN_IMAGE_SIZE_50:
 507                 case PAN_IMAGE_SIZE_100:
 508                 default:
 509                         min = -2.0;
 510                         break;
 511                 }
 512
 513         image_zoom_set_limits(pw->imd, min, 32.0);
 514 }
 515
 516
 517 /*
 518  *-----------------------------------------------------------------------------
 519  * cache
 520  *-----------------------------------------------------------------------------
 521  */
 522
 523 static gint pan_cache_sort_file_cb(void *a, void *b)
 524 {
 525         PanCacheData *pca = a;
 526         PanCacheData *pcb = b;
 527         return filelist_sort_compare_filedata(pca->fd, pcb->fd);
 528 }
 529 GList *pan_cache_sort(GList *list, SortType method, gint ascend)
 530 {
 531         return filelist_sort_full(list, method, ascend, (GCompareFunc) pan_cache_sort_file_cb);
 532 }
 533
 534
 535 static void pan_cache_free(PanWindow *pw)
 536 {
 537         GList *work;
 538
 539         work = pw->cache_list;
 540         while (work)
 541                 {
 542                 PanCacheData *pc;
 543
 544                 pc = work->data;
 545                 work = work->next;
 546
 547                 cache_sim_data_free(pc->cd);
 548                 file_data_unref(pc->fd);
 549                 g_free(pc);
 550                 }
 551
 552         g_list_free(pw->cache_list);
 553         pw->cache_list = NULL;
 554
 555         filelist_free(pw->cache_todo);
 556         pw->cache_todo = NULL;
 557
 558         pw->cache_count = 0;
 559         pw->cache_total = 0;
 560         pw->cache_tick = 0;
 561
 562         cache_loader_free(pw->cache_cl);
 563         pw->cache_cl = NULL;
 564 }
 565
 566 static void pan_cache_fill(PanWindow *pw, const gchar *path)
 567 {
 568         GList *list;
 569
 570         pan_cache_free(pw);
 571
 572         list = pan_list_tree(path, SORT_NAME, TRUE, pw->ignore_symlinks);
 573         pw->cache_todo = g_list_reverse(list);
 574
 575         pw->cache_total = g_list_length(pw->cache_todo);
 576 }
 577
 578 static void pan_cache_step_done_cb(CacheLoader *cl, gint error, gpointer data)
 579 {
 580         PanWindow *pw = data;
 581
 582         if (pw->cache_list)
 583                 {
 584                 PanCacheData *pc;
 585                 pc = pw->cache_list->data;
 586
 587                 if (!pc->cd)
 588                         {
 589                         pc->cd = cl->cd;
 590                         cl->cd = NULL;
 591                         }
 592                 }
 593
 594         cache_loader_free(cl);
 595         pw->cache_cl = NULL;
 596
 597         pan_layout_update_idle(pw);
 598 }
 599
 600 static gint pan_cache_step(PanWindow *pw)
 601 {
 602         FileData *fd;
 603         PanCacheData *pc;
 604         CacheDataType load_mask;
 605
 606         if (!pw->cache_todo) return TRUE;
 607
 608         fd = pw->cache_todo->data;
 609         pw->cache_todo = g_list_remove(pw->cache_todo, fd);
 610
 611 #if 0
 612         if (enable_thumb_caching)
 613                 {
 614                 gchar *found;
 615
 616                 found = cache_find_location(CACHE_TYPE_SIM, fd->path);
 617                 if (found && filetime(found) == fd->date)
 618                         {
 619                         cd = cache_sim_data_load(found);
 620                         }
 621                 g_free(found);
 622                 }
 623
 624         if (!cd) cd = cache_sim_data_new();
 625
 626         if (!cd->dimensions)
 627                 {
 628                 cd->dimensions = image_load_dimensions(fd, &cd->width, &cd->height);
 629                 if (enable_thumb_caching &&
 630                     cd->dimensions)
 631                         {
 632                         gchar *base;
 633                         mode_t mode = 0755;
 634
 635                         base = cache_get_location(CACHE_TYPE_SIM, fd->path, FALSE, &mode);
 636                         if (cache_ensure_dir_exists(base, mode))
 637                                 {
 638                                 g_free(cd->path);
 639                                 cd->path = cache_get_location(CACHE_TYPE_SIM, fd->path, TRUE, NULL);
 640                                 if (cache_sim_data_save(cd))
 641                                         {
 642                                         filetime_set(cd->path, filetime(fd->path));
 643                                         }
 644                                 }
 645                         g_free(base);
 646                         }
 647
 648                 pw->cache_tick = 9;
 649                 }
 650 #endif
 651         pc = g_new0(PanCacheData, 1);
 652         pc->fd = file_data_ref(fd);
 653
 654         pc->cd = NULL;
 655
 656         pw->cache_list = g_list_prepend(pw->cache_list, pc);
 657
 658         cache_loader_free(pw->cache_cl);
 659
 660         load_mask = CACHE_LOADER_NONE;
 661         if (pw->size > PAN_IMAGE_SIZE_THUMB_LARGE) load_mask |= CACHE_LOADER_DIMENSIONS;
 662         if (pw->exif_date_enable) load_mask |= CACHE_LOADER_DATE;
 663         pw->cache_cl = cache_loader_new(pc->fd, load_mask,
 664                                         pan_cache_step_done_cb, pw);
 665         return (pw->cache_cl == NULL);
 666 }
 667
 668 /* This sync date function is optimized for lists with a common sort */
 669 void pan_cache_sync_date(PanWindow *pw, GList *list)
 670 {
 671         GList *haystack;
 672         GList *work;
 673
 674         haystack = g_list_copy(pw->cache_list);
 675
 676         work = list;
 677         while (work)
 678                 {
 679                 FileData *fd;
 680                 GList *needle;
 681
 682                 fd = work->data;
 683                 work = work->next;
 684
 685                 needle = haystack;
 686                 while (needle)
 687                         {
 688                         PanCacheData *pc;
 689
 690                         pc = needle->data;
 691                         if (pc->fd == fd)
 692                                 {
 693                                 if (pc->cd && pc->cd->have_date && pc->cd->date >= 0)
 694                                         {
 695                                         fd->date = pc->cd->date;
 696                                         }
 697
 698                                 haystack = g_list_delete_link(haystack, needle);
 699                                 needle = NULL;
 700                                 }
 701                         else
 702                                 {
 703                                 needle = needle->next;
 704                                 }
 705                         }
 706                 }
 707
 708         g_list_free(haystack);
 709 }
 710
 711 /*
 712  *-----------------------------------------------------------------------------
 713  * item grid
 714  *-----------------------------------------------------------------------------
 715  */
 716
 717 static void pan_grid_clear(PanWindow *pw)
 718 {
 719         GList *work;
 720
 721         work = pw->list_grid;
 722         while (work)
 723                 {
 724                 PanGrid *pg;
 725
 726                 pg = work->data;
 727                 work = work->next;
 728
 729                 g_list_free(pg->list);
 730                 g_free(pg);
 731                 }
 732
 733         g_list_free(pw->list_grid);
 734         pw->list_grid = NULL;
 735
 736         pw->list = g_list_concat(pw->list, pw->list_static);
 737         pw->list_static = NULL;
 738 }
 739
 740 static void pan_grid_build(PanWindow *pw, gint width, gint height, gint grid_size)
 741 {
 742         GList *work;
 743         gint col, row;
 744         gint cw, ch;
 745         gint l;
 746         gdouble total;
 747         gdouble s;
 748         gdouble aw, ah;
 749         gint i, j;
 750
 751         pan_grid_clear(pw);
 752
 753         l = g_list_length(pw->list);
 754
 755         if (l < 1) return;
 756
 757         total = (gdouble)width * (gdouble)height / (gdouble)l;
 758         s = sqrt(total);
 759
 760         aw = (gdouble)width / s;
 761         ah = (gdouble)height / s;
 762
 763         col = (gint)(sqrt((gdouble)l / grid_size) * width / height + 0.999);
 764         col = CLAMP(col, 1, l / grid_size + 1);
 765         row = (gint)((gdouble)l / grid_size / col);
 766         if (row < 1) row = 1;
 767
 768         /* limit minimum size of grid so that a tile will always fit regardless of position */
 769         cw = MAX((gint)ceil((gdouble)width / col), PAN_TILE_SIZE * 2);
 770         ch = MAX((gint)ceil((gdouble)height / row), PAN_TILE_SIZE * 2);
 771
 772         row = row * 2 - 1;
 773         col = col * 2 - 1;
 774
 775         if (debug) printf("intersect speedup grid is %dx%d, based on %d average per grid\n", col, row, grid_size);
 776
 777         for (j = 0; j < row; j++)
 778             for (i = 0; i < col; i++)
 779                 {
 780                 if ((i + 1) * cw / 2 < width && (j + 1) * ch / 2 < height)
 781                         {
 782                         PanGrid *pg;
 783
 784                         pg = g_new0(PanGrid, 1);
 785                         pg->x = i * cw / 2;
 786                         pg->y = j * ch / 2;
 787                         pg->w = cw;
 788                         pg->h = ch;
 789                         pg->list = NULL;
 790
 791                         pw->list_grid = g_list_prepend(pw->list_grid, pg);
 792
 793                         if (debug) printf("grid section: %d,%d (%dx%d)\n", pg->x, pg->y, pg->w, pg->h);
 794                         }
 795                 }
 796
 797         work = pw->list;
 798         while (work)
 799                 {
 800                 PanItem *pi;
 801                 GList *grid;
 802
 803                 pi = work->data;
 804                 work = work->next;
 805
 806                 grid = pw->list_grid;
 807                 while (grid)
 808                         {
 809                         PanGrid *pg;
 810                         gint rx, ry, rw, rh;
 811
 812                         pg = grid->data;
 813                         grid = grid->next;
 814
 815                         if (util_clip_region(pi->x, pi->y, pi->width, pi->height,
 816                                              pg->x, pg->y, pg->w, pg->h,
 817                                              &rx, &ry, &rw, &rh))
 818                                 {
 819                                 pg->list = g_list_prepend(pg->list, pi);
 820                                 }
 821                         }
 822                 }
 823
 824         work = pw->list_grid;
 825         while (work)
 826                 {
 827                 PanGrid *pg;
 828
 829                 pg = work->data;
 830                 work = work->next;
 831
 832                 pg->list = g_list_reverse(pg->list);
 833                 }
 834
 835         pw->list_static = pw->list;
 836         pw->list = NULL;
 837 }
 838
 839
 840 /*
 841  *-----------------------------------------------------------------------------
 842  * layout state reset
 843  *-----------------------------------------------------------------------------
 844  */
 845
 846 static void pan_window_items_free(PanWindow *pw)
 847 {
 848         GList *work;
 849
 850         pan_grid_clear(pw);
 851
 852         work = pw->list;
 853         while (work)
 854                 {
 855                 PanItem *pi = work->data;
 856                 work = work->next;
 857
 858                 pan_item_free(pi);
 859                 }
 860
 861         g_list_free(pw->list);
 862         pw->list = NULL;
 863
 864         g_list_free(pw->queue);
 865         pw->queue = NULL;
 866         pw->queue_pi = NULL;
 867
 868         image_loader_free(pw->il);
 869         pw->il = NULL;
 870
 871         thumb_loader_free(pw->tl);
 872         pw->tl = NULL;
 873
 874         pw->click_pi = NULL;
 875         pw->search_pi = NULL;
 876 }
 877
 878
 879 /*
 880  *-----------------------------------------------------------------------------
 881  * layout generation, queries, sizing
 882  *-----------------------------------------------------------------------------
 883  */
 884
 885 static void pan_layout_compute(PanWindow *pw, const gchar *path,
 886                                gint *width, gint *height,
 887                                gint *scroll_x, gint *scroll_y)
 888 {
 889         pan_window_items_free(pw);
 890
 891         switch (pw->size)
 892                 {
 893                 case PAN_IMAGE_SIZE_THUMB_DOTS:
 894                         pw->thumb_size = PAN_THUMB_SIZE_DOTS;
 895                         pw->thumb_gap = PAN_THUMB_GAP_DOTS;
 896                         break;
 897                 case PAN_IMAGE_SIZE_THUMB_NONE:
 898                         pw->thumb_size = PAN_THUMB_SIZE_NONE;
 899                         pw->thumb_gap = PAN_THUMB_GAP_SMALL;
 900                         break;
 901                 case PAN_IMAGE_SIZE_THUMB_SMALL:
 902                         pw->thumb_size = PAN_THUMB_SIZE_SMALL;
 903                         pw->thumb_gap = PAN_THUMB_GAP_SMALL;
 904                         break;
 905                 case PAN_IMAGE_SIZE_THUMB_NORMAL:
 906                 default:
 907                         pw->thumb_size = PAN_THUMB_SIZE_NORMAL;
 908                         pw->thumb_gap = PAN_THUMB_GAP_NORMAL;
 909                         break;
 910                 case PAN_IMAGE_SIZE_THUMB_LARGE:
 911                         pw->thumb_size = PAN_THUMB_SIZE_LARGE;
 912                         pw->thumb_gap = PAN_THUMB_GAP_LARGE;
 913                         break;
 914                 case PAN_IMAGE_SIZE_10:
 915                         pw->image_size = 10;
 916                         pw->thumb_gap = PAN_THUMB_GAP_NORMAL;
 917                         break;
 918                 case PAN_IMAGE_SIZE_25:
 919                         pw->image_size = 25;
 920                         pw->thumb_gap = PAN_THUMB_GAP_NORMAL;
 921                         break;
 922                 case PAN_IMAGE_SIZE_33:
 923                         pw->image_size = 33;
 924                         pw->thumb_gap = PAN_THUMB_GAP_LARGE;
 925                         break;
 926                 case PAN_IMAGE_SIZE_50:
 927                         pw->image_size = 50;
 928                         pw->thumb_gap = PAN_THUMB_GAP_HUGE;
 929                         break;
 930                 case PAN_IMAGE_SIZE_100:
 931                         pw->image_size = 100;
 932                         pw->thumb_gap = PAN_THUMB_GAP_HUGE;
 933                         break;
 934                 }
 935
 936         *width = 0;
 937         *height = 0;
 938         *scroll_x = 0;
 939         *scroll_y = 0;
 940
 941         switch (pw->layout)
 942                 {
 943                 case PAN_LAYOUT_GRID:
 944                 default:
 945                         pan_grid_compute(pw, path, width, height);
 946                         break;
 947                 case PAN_LAYOUT_FOLDERS_LINEAR:
 948                         pan_folder_tree_compute(pw, path, width, height);
 949                         break;
 950                 case PAN_LAYOUT_FOLDERS_FLOWER:
 951                         pan_flower_compute(pw, path, width, height, scroll_x, scroll_y);
 952                         break;
 953                 case PAN_LAYOUT_CALENDAR:
 954                         pan_calendar_compute(pw, path, width, height);
 955                         break;
 956                 case PAN_LAYOUT_TIMELINE:
 957                         pan_timeline_compute(pw, path, width, height);
 958                         break;
 959                 }
 960
 961         pan_cache_free(pw);
 962
 963         if (debug) printf("computed %d objects\n", g_list_length(pw->list));
 964 }
 965
 966 static GList *pan_layout_intersect_l(GList *list, GList *item_list,
 967                                      gint x, gint y, gint width, gint height)
 968 {
 969         GList *work;
 970
 971         work = item_list;
 972         while (work)
 973                 {
 974                 PanItem *pi;
 975                 gint rx, ry, rw, rh;
 976
 977                 pi = work->data;
 978                 work = work->next;
 979
 980                 if (util_clip_region(x, y, width, height,
 981                                      pi->x, pi->y, pi->width, pi->height,
 982                                      &rx, &ry, &rw, &rh))
 983                         {
 984                         list = g_list_prepend(list, pi);
 985                         }
 986                 }
 987
 988         return list;
 989 }
 990
 991 GList *pan_layout_intersect(PanWindow *pw, gint x, gint y, gint width, gint height)
 992 {
 993         GList *list = NULL;
 994         GList *grid;
 995         PanGrid *pg = NULL;
 996
 997         grid = pw->list_grid;
 998         while (grid && !pg)
 999                 {
1000                 pg = grid->data;
1001                 grid = grid->next;
1002
1003                 if (x < pg->x || x + width > pg->x + pg->w ||
1004                     y < pg->y || y + height > pg->y + pg->h)
1005                         {
1006                         pg = NULL;
1007                         }
1008                 }
1009
1010         list = pan_layout_intersect_l(list, pw->list, x, y, width, height);
1011
1012         if (pg)
1013                 {
1014                 list = pan_layout_intersect_l(list, pg->list, x, y, width, height);
1015                 }
1016         else
1017                 {
1018                 list = pan_layout_intersect_l(list, pw->list_static, x, y, width, height);
1019                 }
1020
1021         return list;
1022 }
1023
1024 void pan_layout_resize(PanWindow *pw)
1025 {
1026         gint width = 0;
1027         gint height = 0;
1028         GList *work;
1029         PixbufRenderer *pr;
1030
1031         work = pw->list;
1032         while (work)
1033                 {
1034                 PanItem *pi;
1035
1036                 pi = work->data;
1037                 work = work->next;
1038
1039                 if (width < pi->x + pi->width) width = pi->x + pi->width;
1040                 if (height < pi->y + pi->height) height = pi->y + pi->height;
1041                 }
1042         work = pw->list_static;
1043         while (work)
1044                 {
1045                 PanItem *pi;
1046
1047                 pi = work->data;
1048                 work = work->next;
1049
1050                 if (width < pi->x + pi->width) width = pi->x + pi->width;
1051                 if (height < pi->y + pi->height) height = pi->y + pi->height;
1052                 }
1053
1054         width += PAN_BOX_BORDER * 2;
1055         height += PAN_BOX_BORDER * 2;
1056
1057         pr = PIXBUF_RENDERER(pw->imd->pr);
1058         if (width < pr->window_width) width = pr->window_width;
1059         if (height < pr->window_width) height = pr->window_height;
1060
1061         pixbuf_renderer_set_tiles_size(PIXBUF_RENDERER(pw->imd->pr), width, height);
1062 }
1063
1064 static gint pan_layout_update_idle_cb(gpointer data)
1065 {
1066         PanWindow *pw = data;
1067         gint width;
1068         gint height;
1069         gint scroll_x;
1070         gint scroll_y;
1071
1072         if (pw->size > PAN_IMAGE_SIZE_THUMB_LARGE ||
1073             (pw->exif_date_enable && (pw->layout == PAN_LAYOUT_TIMELINE || pw->layout == PAN_LAYOUT_CALENDAR)))
1074                 {
1075                 if (!pw->cache_list && !pw->cache_todo)
1076                         {
1077                         pan_cache_fill(pw, pw->path);
1078                         if (pw->cache_todo)
1079                                 {
1080                                 pan_window_message(pw, _("Reading image data..."));
1081                                 return TRUE;
1082                                 }
1083                         }
1084                 if (pw->cache_todo)
1085                         {
1086                         pw->cache_count++;
1087                         pw->cache_tick++;
1088                         if (pw->cache_count == pw->cache_total)
1089                                 {
1090                                 pan_window_message(pw, _("Sorting..."));
1091                                 }
1092                         else if (pw->cache_tick > 9)
1093                                 {
1094                                 gchar *buf;
1095
1096                                 buf = g_strdup_printf("%s %d / %d", _("Reading image data..."),
1097                                                       pw->cache_count, pw->cache_total);
1098                                 pan_window_message(pw, buf);
1099                                 g_free(buf);
1100
1101                                 pw->cache_tick = 0;
1102                                 }
1103
1104                         if (pan_cache_step(pw)) return TRUE;
1105
1106                         pw->idle_id = -1;
1107                         return FALSE;
1108                         }
1109                 }
1110
1111         pan_layout_compute(pw, pw->path, &width, &height, &scroll_x, &scroll_y);
1112
1113         pan_window_zoom_limit(pw);
1114
1115         if (width > 0 && height > 0)
1116                 {
1117                 gdouble align;
1118
1119                 if (debug) printf("Canvas size is %d x %d\n", width, height);
1120
1121                 pan_grid_build(pw, width, height, 1000);
1122
1123                 pixbuf_renderer_set_tiles(PIXBUF_RENDERER(pw->imd->pr), width, height,
1124                                           PAN_TILE_SIZE, PAN_TILE_SIZE, 10,
1125                                           pan_window_request_tile_cb,
1126                                           pan_window_dispose_tile_cb, pw, 1.0);
1127
1128                 if (scroll_x == 0 && scroll_y == 0)
1129                         {
1130                         align = 0.0;
1131                         }
1132                 else
1133                         {
1134                         align = 0.5;
1135                         }
1136                 pixbuf_renderer_scroll_to_point(PIXBUF_RENDERER(pw->imd->pr), scroll_x, scroll_y, align, align);
1137                 }
1138
1139         pan_window_message(pw, NULL);
1140
1141         pw->idle_id = -1;
1142         return FALSE;
1143 }
1144
1145 static void pan_layout_update_idle(PanWindow *pw)
1146 {
1147         if (pw->idle_id == -1)
1148                 {
1149                 pw->idle_id = g_idle_add(pan_layout_update_idle_cb, pw);
1150                 }
1151 }
1152
1153 static void pan_layout_update(PanWindow *pw)
1154 {
1155         pan_window_message(pw, _("Sorting images..."));
1156         pan_layout_update_idle(pw);
1157 }
1158
1159 static void pan_layout_set_path(PanWindow *pw, const gchar *path)
1160 {
1161         if (!path) return;
1162
1163         if (strcmp(path, "/") == 0)
1164                 {
1165                 pan_warning_folder(path, pw->window);
1166                 return;
1167                 }
1168
1169         g_free(pw->path);
1170         pw->path = g_strdup(path);
1171
1172         pan_layout_update(pw);
1173 }
1174
1175
1176 /*
1177  *-----------------------------------------------------------------------------
1178  * keyboard handlers
1179  *-----------------------------------------------------------------------------
1180  */
1181
1182 FileData *pan_menu_click_fd(PanWindow *pw)
1183 {
1184         if (pw->click_pi && pw->click_pi->fd) return pw->click_pi->fd;
1185         return NULL;
1186 }
1187
1188 static void pan_window_menu_pos_cb(GtkMenu *menu, gint *x, gint *y, gboolean *push_in, gpointer data)
1189 {
1190         PanWindow *pw = data;
1191
1192         gdk_window_get_origin(pw->imd->pr->window, x, y);
1193         popup_menu_position_clamp(menu, x, y, 0);
1194 }
1195
1196 static gint pan_window_key_press_cb(GtkWidget *widget, GdkEventKey *event, gpointer data)
1197 {
1198         PanWindow *pw = data;
1199         PixbufRenderer *pr;
1200         FileData *fd;
1201         gint stop_signal = FALSE;
1202         GtkWidget *menu;
1203         gint x = 0;
1204         gint y = 0;
1205         gint focused;
1206         gint on_entry;
1207
1208         pr = PIXBUF_RENDERER(pw->imd->pr);
1209         fd = pan_menu_click_fd(pw);
1210
1211         focused = (pw->fs || GTK_WIDGET_HAS_FOCUS(GTK_WIDGET(pw->imd->widget)));
1212         on_entry = (GTK_WIDGET_HAS_FOCUS(pw->path_entry) ||
1213                     GTK_WIDGET_HAS_FOCUS(pw->search_entry));
1214
1215         if (focused)
1216                 {
1217                 stop_signal = TRUE;
1218                 switch (event->keyval)
1219                         {
1220                         case GDK_Left: case GDK_KP_Left:
1221                                 x -= 1;
1222                                 break;
1223                         case GDK_Right: case GDK_KP_Right:
1224                                 x += 1;
1225                                 break;
1226                         case GDK_Up: case GDK_KP_Up:
1227                                 y -= 1;
1228                                 break;
1229                         case GDK_Down: case GDK_KP_Down:
1230                                 y += 1;
1231                                 break;
1232                         case GDK_Page_Up: case GDK_KP_Page_Up:
1233                                 pixbuf_renderer_scroll(pr, 0, 0 - pr->vis_height / 2);
1234                                 break;
1235                         case GDK_Page_Down: case GDK_KP_Page_Down:
1236                                 pixbuf_renderer_scroll(pr, 0, pr->vis_height / 2);
1237                                 break;
1238                         case GDK_Home: case GDK_KP_Home:
1239                                 pixbuf_renderer_scroll(pr, 0 - pr->vis_width / 2, 0);
1240                                 break;
1241                         case GDK_End: case GDK_KP_End:
1242                                 pixbuf_renderer_scroll(pr, pr->vis_width / 2, 0);
1243                                 break;
1244                         default:
1245                                 stop_signal = FALSE;
1246                                 break;
1247                         }
1248
1249                 if (x != 0 || y!= 0)
1250                         {
1251                         if (event->state & GDK_SHIFT_MASK)
1252                                 {
1253                                 x *= 3;
1254                                 y *= 3;
1255                                 }
1256                         keyboard_scroll_calc(&x, &y, event);
1257                         pixbuf_renderer_scroll(pr, x, y);
1258                         }
1259                 }
1260
1261         if (stop_signal) return stop_signal;
1262
1263         if (event->state & GDK_CONTROL_MASK)
1264                 {
1265                 gint n = -1;
1266
1267                 stop_signal = TRUE;
1268                 switch (event->keyval)
1269                         {
1270                         case '1':
1271                                 n = 0;
1272                                 break;
1273                         case '2':
1274                                 n = 1;
1275                                 break;
1276                         case '3':
1277                                 n = 2;
1278                                 break;
1279                         case '4':
1280                                 n = 3;
1281                                 break;
1282                         case '5':
1283                                 n = 4;
1284                                 break;
1285                         case '6':
1286                                 n = 5;
1287                                 break;
1288                         case '7':
1289                                 n = 6;
1290                                 break;
1291                         case '8':
1292                                 n = 7;
1293                                 break;
1294                         case '9':
1295                                 n = 8;
1296                                 break;
1297                         case '0':
1298                                 n = 9;
1299                                 break;
1300                         case 'C': case 'c':
1301                                 if (fd) file_util_copy(fd, NULL, NULL, GTK_WIDGET(pr));
1302                                 break;
1303                         case 'M': case 'm':
1304                                 if (fd) file_util_move(fd, NULL, NULL, GTK_WIDGET(pr));
1305                                 break;
1306                         case 'R': case 'r':
1307                                 if (fd) file_util_rename(fd, NULL, GTK_WIDGET(pr));
1308                                 break;
1309                         case 'D': case 'd':
1310                                 if (fd) file_util_delete(fd, NULL, GTK_WIDGET(pr));
1311                                 break;
1312                         case 'P': case 'p':
1313                                 if (fd) info_window_new(fd, NULL);
1314                                 break;
1315                         case 'F': case 'f':
1316                                 pan_search_toggle_visible(pw, TRUE);
1317                                 break;
1318                         case 'G': case 'g':
1319                                 pan_search_activate(pw);
1320                                 break;
1321                         case 'W': case 'w':
1322                                 pan_window_close(pw);
1323                                 break;
1324                         default:
1325                                 stop_signal = FALSE;
1326                                 break;
1327                         }
1328
1329                 if (n != -1 && fd)
1330                         {
1331                         if (!editor_window_flag_set(n))
1332                                 {
1333                                 pan_fullscreen_toggle(pw, TRUE);
1334                                 }
1335                         start_editor_from_file(n, fd);
1336                         }
1337                 }
1338         else
1339                 {
1340                 stop_signal = TRUE;
1341                 switch (event->keyval)
1342                         {
1343                         case GDK_Escape:
1344                                 if (pw->fs)
1345                                         {
1346                                         pan_fullscreen_toggle(pw, TRUE);
1347                                         }
1348                                 else
1349                                         {
1350                                         pan_search_toggle_visible(pw, FALSE);
1351                                         }
1352                                 break;
1353                         default:
1354                                 stop_signal = FALSE;
1355                                 break;
1356                         }
1357
1358                 if (stop_signal) return stop_signal;
1359
1360                 if (!on_entry)
1361                         {
1362                         stop_signal = TRUE;
1363                         switch (event->keyval)
1364                                 {
1365                                 case '+': case '=': case GDK_KP_Add:
1366                                         pixbuf_renderer_zoom_adjust(pr, ZOOM_INCREMENT);
1367                                         break;
1368                                 case '-': case GDK_KP_Subtract:
1369                                         pixbuf_renderer_zoom_adjust(pr, -ZOOM_INCREMENT);
1370                                         break;
1371                                 case 'Z': case 'z': case GDK_KP_Divide: case '1':
1372                                         pixbuf_renderer_zoom_set(pr, 1.0);
1373                                         break;
1374                                 case '2':
1375                                         pixbuf_renderer_zoom_set(pr, 2.0);
1376                                         break;
1377                                 case '3':
1378                                         pixbuf_renderer_zoom_set(pr, 3.0);
1379                                         break;
1380                                 case '4':
1381                                         pixbuf_renderer_zoom_set(pr, 4.0);
1382                                         break;
1383                                 case '7':
1384                                         pixbuf_renderer_zoom_set(pr, -4.0);
1385                                         break;
1386                                 case '8':
1387                                         pixbuf_renderer_zoom_set(pr, -3.0);
1388                                         break;
1389                                 case '9':
1390                                         pixbuf_renderer_zoom_set(pr, -2.0);
1391                                         break;
1392                                 case 'F': case 'f':
1393                                 case 'V': case 'v':
1394                                 case GDK_F11:
1395                                         pan_fullscreen_toggle(pw, FALSE);
1396                                         break;
1397                                 case 'I': case 'i':
1398 #if 0
1399                                         pan_overlay_toggle(pw);
1400 #endif
1401                                         break;
1402                                 case GDK_Delete: case GDK_KP_Delete:
1403                                         break;
1404                                 case GDK_Menu:
1405                                 case GDK_F10:
1406                                         menu = pan_popup_menu(pw);
1407                                         gtk_menu_popup(GTK_MENU(menu), NULL, NULL,
1408                                                        pan_window_menu_pos_cb, pw, 0, GDK_CURRENT_TIME);
1409                                         break;
1410                                 case '/':
1411                                         pan_search_toggle_visible(pw, TRUE);
1412                                         break;
1413                                 default:
1414                                         stop_signal = FALSE;
1415                                         break;
1416                                 }
1417                         }
1418                 }
1419
1420         return stop_signal;
1421 }
1422
1423 /*
1424  *-----------------------------------------------------------------------------
1425  * info popup
1426  *-----------------------------------------------------------------------------
1427  */
1428
1429 static void pan_info_add_exif(PanTextAlignment *ta, FileData *fd)
1430 {
1431         ExifData *exif;
1432         GList *work;
1433         gint i;
1434
1435         if (!fd) return;
1436         exif = exif_read_fd(fd, FALSE);
1437         if (!exif) return;
1438
1439         pan_text_alignment_add(ta, NULL, NULL);
1440
1441         for (i = 0; ExifUIList[i].key; i++)
1442                 {
1443                 gchar *label;
1444                 gchar *text;
1445
1446                 if (ExifUIList[i].current == EXIF_UI_OFF) continue;
1447
1448                 text = exif_get_data_as_text(exif, ExifUIList[i].key);
1449                 text = bar_exif_validate_text(text);
1450                 if (ExifUIList[i].current == EXIF_UI_IFSET && (!text || !*text))
1451                         {
1452                         if (text) g_free(text);
1453                         continue;
1454                         }
1455
1456                 label = g_strdup_printf("%s:", exif_get_description_by_key(ExifUIList[i].key));
1457                 pan_text_alignment_add(ta, label, text);
1458                 g_free(label);
1459                 g_free(text);
1460                 }
1461
1462         work = g_list_last(history_list_get_by_key("exif_extras"));
1463         if (work) pan_text_alignment_add(ta, "---", NULL);
1464         while (work)
1465                 {
1466                 const gchar *name;
1467                 gchar *label;
1468                 gchar *text;
1469
1470                 name = work->data;
1471                 work = work->prev;
1472
1473                 label = g_strdup_printf("%s:", name);
1474                 text = exif_get_data_as_text(exif, name);
1475                 text = bar_exif_validate_text(text);
1476                 pan_text_alignment_add(ta, label, text);
1477                 g_free(label);
1478                 g_free(text);
1479                 }
1480
1481         exif_free(exif);
1482 }
1483
1484 static void pan_info_update(PanWindow *pw, PanItem *pi)
1485 {
1486         PanTextAlignment *ta;
1487         PanItem *pbox;
1488         PanItem *p;
1489         gchar *buf;
1490         gint x1, y1, x2, y2, x3, y3;
1491         gint x, y, w, h;
1492
1493         if (pw->click_pi == pi) return;
1494         if (pi && !pi->fd) pi = NULL;
1495
1496         while ((p = pan_item_find_by_key(pw, PAN_ITEM_NONE, "info"))) pan_item_remove(pw, p);
1497         pw->click_pi = pi;
1498
1499         if (!pi) return;
1500
1501         if (debug) printf("info set to %s\n", pi->fd->path);
1502
1503         pbox = pan_item_box_new(pw, NULL, pi->x + pi->width + 4, pi->y, 10, 10,
1504                                 PAN_POPUP_BORDER,
1505                                 PAN_POPUP_COLOR, PAN_POPUP_ALPHA,
1506                                 PAN_POPUP_BORDER_COLOR, PAN_POPUP_ALPHA);
1507         pan_item_set_key(pbox, "info");
1508
1509         if (pi->type == PAN_ITEM_THUMB && pi->pixbuf)
1510                 {
1511                 w = gdk_pixbuf_get_width(pi->pixbuf);
1512                 h = gdk_pixbuf_get_height(pi->pixbuf);
1513
1514                 x1 = pi->x + pi->width - (pi->width - w) / 2 - 8;
1515                 y1 = pi->y + (pi->height - h) / 2 + 8;
1516                 }
1517         else
1518                 {
1519                 x1 = pi->x + pi->width - 8;
1520                 y1 = pi->y + 8;
1521                 }
1522
1523         x2 = pbox->x + 1;
1524         y2 = pbox->y + 36;
1525         x3 = pbox->x + 1;
1526         y3 = pbox->y + 12;
1527         util_clip_triangle(x1, y1, x2, y2, x3, y3,
1528                            &x, &y, &w, &h);
1529
1530         p = pan_item_tri_new(pw, NULL, x, y, w, h,
1531                              x1, y1, x2, y2, x3, y3,
1532                              PAN_POPUP_COLOR, PAN_POPUP_ALPHA);
1533         pan_item_tri_border(p, PAN_BORDER_1 | PAN_BORDER_3, PAN_POPUP_BORDER_COLOR, PAN_POPUP_ALPHA);
1534         pan_item_set_key(p, "info");
1535         pan_item_added(pw, p);
1536
1537         ta = pan_text_alignment_new(pw, pbox->x + PREF_PAD_BORDER, pbox->y + PREF_PAD_BORDER, "info");
1538
1539         pan_text_alignment_add(ta, _("Filename:"), pi->fd->name);
1540         buf = remove_level_from_path(pi->fd->path);
1541         pan_text_alignment_add(ta, _("Location:"), buf);
1542         g_free(buf);
1543         pan_text_alignment_add(ta, _("Date:"), text_from_time(pi->fd->date));
1544         buf = text_from_size(pi->fd->size);
1545         pan_text_alignment_add(ta, _("Size:"), buf);
1546         g_free(buf);
1547
1548         if (pw->info_includes_exif)
1549                 {
1550                 pan_info_add_exif(ta, pi->fd);
1551                 }
1552
1553         pan_text_alignment_calc(ta, pbox);
1554         pan_text_alignment_free(ta);
1555
1556         pan_item_box_shadow(pbox, PAN_SHADOW_OFFSET * 2, PAN_SHADOW_FADE * 2);
1557         pan_item_added(pw, pbox);
1558
1559         if (pw->info_image_size > PAN_IMAGE_SIZE_THUMB_NONE)
1560                 {
1561                 gint iw, ih;
1562                 if (image_load_dimensions(pi->fd, &iw, &ih))
1563                         {
1564                         gint scale = 25;
1565
1566                         switch (pw->info_image_size)
1567                                 {
1568                                 case PAN_IMAGE_SIZE_10:
1569                                         scale = 10;
1570                                         break;
1571                                 case PAN_IMAGE_SIZE_25:
1572                                         scale = 25;
1573                                         break;
1574                                 case PAN_IMAGE_SIZE_33:
1575                                         scale = 33;
1576                                         break;
1577                                 case PAN_IMAGE_SIZE_50:
1578                                         scale = 50;
1579                                         break;
1580                                 case PAN_IMAGE_SIZE_100:
1581                                         scale = 100;
1582                                         break;
1583                                 }
1584
1585                         iw = MAX(1, iw * scale / 100);
1586                         ih = MAX(1, ih * scale / 100);
1587
1588                         pbox = pan_item_box_new(pw, NULL, pbox->x, pbox->y + pbox->height + 8, 10, 10,
1589                                                 PAN_POPUP_BORDER,
1590                                                 PAN_POPUP_COLOR, PAN_POPUP_ALPHA,
1591                                                 PAN_POPUP_BORDER_COLOR, PAN_POPUP_ALPHA);
1592                         pan_item_set_key(pbox, "info");
1593
1594                         p = pan_item_image_new(pw, file_data_new_simple(pi->fd->path),
1595                                                pbox->x + PREF_PAD_BORDER, pbox->y + PREF_PAD_BORDER, iw, ih);
1596                         pan_item_set_key(p, "info");
1597                         pan_item_size_by_item(pbox, p, PREF_PAD_BORDER);
1598
1599                         pan_item_box_shadow(pbox, PAN_SHADOW_OFFSET * 2, PAN_SHADOW_FADE * 2);
1600                         pan_item_added(pw, pbox);
1601                         }
1602                 }
1603
1604         pan_layout_resize(pw);
1605 }
1606
1607
1608 /*
1609  *-----------------------------------------------------------------------------
1610  * search
1611  *-----------------------------------------------------------------------------
1612  */
1613
1614 static void pan_search_status(PanWindow *pw, const gchar *text)
1615 {
1616         gtk_label_set_text(GTK_LABEL(pw->search_label), (text) ? text : "");
1617 }
1618
1619 static gint pan_search_by_path(PanWindow *pw, const gchar *path)
1620 {
1621         PanItem *pi;
1622         GList *list;
1623         GList *found;
1624         PanItemType type;
1625         gchar *buf;
1626
1627         type = (pw->size > PAN_IMAGE_SIZE_THUMB_LARGE) ? PAN_ITEM_IMAGE : PAN_ITEM_THUMB;
1628
1629         list = pan_item_find_by_path(pw, type, path, FALSE, FALSE);
1630         if (!list) return FALSE;
1631
1632         found = g_list_find(list, pw->click_pi);
1633         if (found && found->next)
1634                 {
1635                 found = found->next;
1636                 pi = found->data;
1637                 }
1638         else
1639                 {
1640                 pi = list->data;
1641                 }
1642
1643         pan_info_update(pw, pi);
1644         image_scroll_to_point(pw->imd, pi->x + pi->width / 2, pi->y + pi->height / 2, 0.5, 0.5);
1645
1646         buf = g_strdup_printf("%s ( %d / %d )",
1647                               (path[0] == '/') ? _("path found") : _("filename found"),
1648                               g_list_index(list, pi) + 1,
1649                               g_list_length(list));
1650         pan_search_status(pw, buf);
1651         g_free(buf);
1652
1653         g_list_free(list);
1654
1655         return TRUE;
1656 }
1657
1658 static gint pan_search_by_partial(PanWindow *pw, const gchar *text)
1659 {
1660         PanItem *pi;
1661         GList *list;
1662         GList *found;
1663         PanItemType type;
1664         gchar *buf;
1665
1666         type = (pw->size > PAN_IMAGE_SIZE_THUMB_LARGE) ? PAN_ITEM_IMAGE : PAN_ITEM_THUMB;
1667
1668         list = pan_item_find_by_path(pw, type, text, TRUE, FALSE);
1669         if (!list) list = pan_item_find_by_path(pw, type, text, FALSE, TRUE);
1670         if (!list)
1671                 {
1672                 gchar *needle;
1673
1674                 needle = g_utf8_strdown(text, -1);
1675                 list = pan_item_find_by_path(pw, type, needle, TRUE, TRUE);
1676                 g_free(needle);
1677                 }
1678         if (!list) return FALSE;
1679
1680         found = g_list_find(list, pw->click_pi);
1681         if (found && found->next)
1682                 {
1683                 found = found->next;
1684                 pi = found->data;
1685                 }
1686         else
1687                 {
1688                 pi = list->data;
1689                 }
1690
1691         pan_info_update(pw, pi);
1692         image_scroll_to_point(pw->imd, pi->x + pi->width / 2, pi->y + pi->height / 2, 0.5, 0.5);
1693
1694         buf = g_strdup_printf("%s ( %d / %d )",
1695                               _("partial match"),
1696                               g_list_index(list, pi) + 1,
1697                               g_list_length(list));
1698         pan_search_status(pw, buf);
1699         g_free(buf);
1700
1701         g_list_free(list);
1702
1703         return TRUE;
1704 }
1705
1706 static gint valid_date_separator(gchar c)
1707 {
1708         return (c == '/' || c == '-' || c == ' ' || c == '.' || c == ',');
1709 }
1710
1711 static GList *pan_search_by_date_val(PanWindow *pw, PanItemType type,
1712                                      gint year, gint month, gint day,
1713                                      const gchar *key)
1714 {
1715         GList *list = NULL;
1716         GList *work;
1717
1718         work = g_list_last(pw->list_static);
1719         while (work)
1720                 {
1721                 PanItem *pi;
1722
1723                 pi = work->data;
1724                 work = work->prev;
1725
1726                 if (pi->fd && (pi->type == type || type == PAN_ITEM_NONE) &&
1727                     ((!key && !pi->key) || (key && pi->key && strcmp(key, pi->key) == 0)))
1728                         {
1729                         struct tm *tl;
1730
1731                         tl = localtime(&pi->fd->date);
1732                         if (tl)
1733                                 {
1734                                 gint match;
1735
1736                                 match = (tl->tm_year == year - 1900);
1737                                 if (match && month >= 0) match = (tl->tm_mon == month - 1);
1738                                 if (match && day > 0) match = (tl->tm_mday == day);
1739
1740                                 if (match) list = g_list_prepend(list, pi);
1741                                 }
1742                         }
1743                 }
1744
1745         return g_list_reverse(list);
1746 }
1747
1748 static gint pan_search_by_date(PanWindow *pw, const gchar *text)
1749 {
1750         PanItem *pi = NULL;
1751         GList *list = NULL;
1752         GList *found;
1753         gint year;
1754         gint month = -1;
1755         gint day = -1;
1756         gchar *ptr;
1757         gchar *mptr;
1758         struct tm *lt;
1759         time_t t;
1760         gchar *message;
1761         gchar *buf;
1762         gchar *buf_count;
1763
1764         if (!text) return FALSE;
1765
1766         ptr = (gchar *)text;
1767         while (*ptr != '\0')
1768                 {
1769                 if (!g_unichar_isdigit(*ptr) && !valid_date_separator(*ptr)) return FALSE;
1770                 ptr++;
1771                 }
1772
1773         t = time(NULL);
1774         if (t == -1) return FALSE;
1775         lt = localtime(&t);
1776         if (!lt) return FALSE;
1777
1778         if (valid_date_separator(*text))
1779                 {
1780                 year = -1;
1781                 mptr = (gchar *)text;
1782                 }
1783         else
1784                 {
1785                 year = (gint)strtol(text, &mptr, 10);
1786                 if (mptr == text) return FALSE;
1787                 }
1788
1789         if (*mptr != '\0' && valid_date_separator(*mptr))
1790                 {
1791                 gchar *dptr;
1792
1793                 mptr++;
1794                 month = strtol(mptr, &dptr, 10);
1795                 if (dptr == mptr)
1796                         {
1797                         if (valid_date_separator(*dptr))
1798                                 {
1799                                 month = lt->tm_mon + 1;
1800                                 dptr++;
1801                                 }
1802                         else
1803                                 {
1804                                 month = -1;
1805                                 }
1806                         }
1807                 if (dptr != mptr && *dptr != '\0' && valid_date_separator(*dptr))
1808                         {
1809                         gchar *eptr;
1810                         dptr++;
1811                         day = strtol(dptr, &eptr, 10);
1812                         if (dptr == eptr)
1813                                 {
1814                                 day = lt->tm_mday;
1815                                 }
1816                         }
1817                 }
1818
1819         if (year == -1)
1820                 {
1821                 year = lt->tm_year + 1900;
1822                 }
1823         else if (year < 100)
1824                 {
1825                 if (year > 70)
1826                         year+= 1900;
1827                 else
1828                         year+= 2000;
1829                 }
1830
1831         if (year < 1970 ||
1832             month < -1 || month == 0 || month > 12 ||
1833             day < -1 || day == 0 || day > 31) return FALSE;
1834
1835         t = pan_date_to_time(year, month, day);
1836         if (t < 0) return FALSE;
1837
1838         if (pw->layout == PAN_LAYOUT_CALENDAR)
1839                 {
1840                 list = pan_search_by_date_val(pw, PAN_ITEM_BOX, year, month, day, "day");
1841                 }
1842         else
1843                 {
1844                 PanItemType type;
1845
1846                 type = (pw->size > PAN_IMAGE_SIZE_THUMB_LARGE) ? PAN_ITEM_IMAGE : PAN_ITEM_THUMB;
1847                 list = pan_search_by_date_val(pw, type, year, month, day, NULL);
1848                 }
1849
1850         if (list)
1851                 {
1852                 found = g_list_find(list, pw->search_pi);
1853                 if (found && found->next)
1854                         {
1855                         found = found->next;
1856                         pi = found->data;
1857                         }
1858                 else
1859                         {
1860                         pi = list->data;
1861                         }
1862                 }
1863
1864         pw->search_pi = pi;
1865
1866         if (pw->layout == PAN_LAYOUT_CALENDAR && pi && pi->type == PAN_ITEM_BOX)
1867                 {
1868                 pan_info_update(pw, NULL);
1869                 pan_calendar_update(pw, pi);
1870                 image_scroll_to_point(pw->imd,
1871                                       pi->x + pi->width / 2,
1872                                       pi->y + pi->height / 2, 0.5, 0.5);
1873                 }
1874         else if (pi)
1875                 {
1876                 pan_info_update(pw, pi);
1877                 image_scroll_to_point(pw->imd,
1878                                       pi->x - PAN_BOX_BORDER * 5 / 2,
1879                                       pi->y, 0.0, 0.5);
1880                 }
1881
1882         if (month > 0)
1883                 {
1884                 buf = pan_date_value_string(t, PAN_DATE_LENGTH_MONTH);
1885                 if (day > 0)
1886                         {
1887                         gchar *tmp;
1888                         tmp = buf;
1889                         buf = g_strdup_printf("%d %s", day, tmp);
1890                         g_free(tmp);
1891                         }
1892                 }
1893         else
1894                 {
1895                 buf = pan_date_value_string(t, PAN_DATE_LENGTH_YEAR);
1896                 }
1897
1898         if (pi)
1899                 {
1900                 buf_count = g_strdup_printf("( %d / %d )",
1901                                             g_list_index(list, pi) + 1,
1902                                             g_list_length(list));
1903                 }
1904         else
1905                 {
1906                 buf_count = g_strdup_printf("(%s)", _("no match"));
1907                 }
1908
1909         message = g_strdup_printf("%s %s %s", _("Date:"), buf, buf_count);
1910         g_free(buf);
1911         g_free(buf_count);
1912         pan_search_status(pw, message);
1913         g_free(message);
1914
1915         g_list_free(list);
1916
1917         return TRUE;
1918 }
1919
1920 static void pan_search_activate_cb(const gchar *text, gpointer data)
1921 {
1922         PanWindow *pw = data;
1923
1924         if (!text) return;
1925
1926         tab_completion_append_to_history(pw->search_entry, text);
1927
1928         if (pan_search_by_path(pw, text)) return;
1929
1930         if ((pw->layout == PAN_LAYOUT_TIMELINE ||
1931              pw->layout == PAN_LAYOUT_CALENDAR) &&
1932             pan_search_by_date(pw, text))
1933                 {
1934                 return;
1935                 }
1936
1937         if (pan_search_by_partial(pw, text)) return;
1938
1939         pan_search_status(pw, _("no match"));
1940 }
1941
1942 static void pan_search_activate(PanWindow *pw)
1943 {
1944         gchar *text;
1945
1946 #if 0
1947         if (!GTK_WIDGET_VISIBLE(pw->search_box))
1948                 {
1949                 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(pw->search_button), TRUE);
1950                 }
1951 #endif
1952
1953         text = g_strdup(gtk_entry_get_text(GTK_ENTRY(pw->search_entry)));
1954         pan_search_activate_cb(text, pw);
1955         g_free(text);
1956 }
1957
1958 static void pan_search_toggle_cb(GtkWidget *button, gpointer data)
1959 {
1960         PanWindow *pw = data;
1961         gint visible;
1962
1963         visible = GTK_WIDGET_VISIBLE(pw->search_box);
1964         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(button)) == visible) return;
1965
1966         if (visible)
1967                 {
1968                 gtk_widget_hide(pw->search_box);
1969                 gtk_arrow_set(GTK_ARROW(pw->search_button_arrow), GTK_ARROW_UP, GTK_SHADOW_NONE);
1970                 }
1971         else
1972                 {
1973                 gtk_widget_show(pw->search_box);
1974                 gtk_arrow_set(GTK_ARROW(pw->search_button_arrow), GTK_ARROW_DOWN, GTK_SHADOW_NONE);
1975                 gtk_widget_grab_focus(pw->search_entry);
1976                 }
1977 }
1978
1979 static void pan_search_toggle_visible(PanWindow *pw, gint enable)
1980 {
1981         if (pw->fs) return;
1982
1983         if (enable)
1984                 {
1985                 if (GTK_WIDGET_VISIBLE(pw->search_box))
1986                         {
1987                         gtk_widget_grab_focus(pw->search_entry);
1988                         }
1989                 else
1990                         {
1991                         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(pw->search_button), TRUE);
1992                         }
1993                 }
1994         else
1995                 {
1996                 if (GTK_WIDGET_VISIBLE(pw->search_entry))
1997                         {
1998                         if (GTK_WIDGET_HAS_FOCUS(pw->search_entry))
1999                                 {
2000                                 gtk_widget_grab_focus(GTK_WIDGET(pw->imd->widget));
2001                                 }
2002                         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(pw->search_button), FALSE);
2003                         }
2004                 }
2005 }
2006
2007
2008 /*
2009  *-----------------------------------------------------------------------------
2010  * main window
2011  *-----------------------------------------------------------------------------
2012  */
2013
2014 static void button_cb(PixbufRenderer *pr, GdkEventButton *event, gpointer data)
2015 {
2016         PanWindow *pw = data;
2017         PanItem *pi = NULL;
2018         GtkWidget *menu;
2019         gint rx, ry;
2020
2021         rx = ry = 0;
2022         if (pr->scale)
2023                 {
2024                 rx = (double)(pr->x_scroll + event->x - pr->x_offset) / pr->scale;
2025                 ry = (double)(pr->y_scroll + event->y - pr->y_offset) / pr->scale;
2026                 }
2027
2028         pi = pan_item_find_by_coord(pw, PAN_ITEM_BOX, rx, ry, "info");
2029         if (pi && event->button == 1)
2030                 {
2031                 pan_info_update(pw, NULL);
2032                 return;
2033                 }
2034
2035         pi = pan_item_find_by_coord(pw, (pw->size > PAN_IMAGE_SIZE_THUMB_LARGE) ? PAN_ITEM_IMAGE : PAN_ITEM_THUMB,
2036                                     rx, ry, NULL);
2037
2038         switch (event->button)
2039                 {
2040                 case 1:
2041                         pan_info_update(pw, pi);
2042
2043                         if (!pi && pw->layout == PAN_LAYOUT_CALENDAR)
2044                                 {
2045                                 pi = pan_item_find_by_coord(pw, PAN_ITEM_BOX, rx, ry, "day");
2046                                 pan_calendar_update(pw, pi);
2047                                 }
2048                         break;
2049                 case 2:
2050                         break;
2051                 case 3:
2052                         pan_info_update(pw, pi);
2053                         menu = pan_popup_menu(pw);
2054                         gtk_menu_popup (GTK_MENU(menu), NULL, NULL, NULL, NULL, 3, event->time);
2055                         break;
2056                 default:
2057                         break;
2058                 }
2059 }
2060
2061 static void scroll_cb(PixbufRenderer *pr, GdkEventScroll *event, gpointer data)
2062 {
2063 #if 0
2064         PanWindow *pw = data;
2065 #endif
2066         gint w, h;
2067
2068         w = pr->vis_width;
2069         h = pr->vis_height;
2070
2071         if (!(event->state & GDK_SHIFT_MASK))
2072                 {
2073                 w /= 3;
2074                 h /= 3;
2075                 }
2076
2077         if (event->state & GDK_CONTROL_MASK)
2078                 {
2079                 switch (event->direction)
2080                         {
2081                         case GDK_SCROLL_UP:
2082                                 pixbuf_renderer_zoom_adjust_at_point(pr, ZOOM_INCREMENT,
2083                                                                      (gint)event->x, (gint)event->y);
2084                                 break;
2085                         case GDK_SCROLL_DOWN:
2086                                 pixbuf_renderer_zoom_adjust_at_point(pr, -ZOOM_INCREMENT,
2087                                                                      (gint)event->x, (gint)event->y);
2088                                 break;
2089                         default:
2090                                 break;
2091                         }
2092                 }
2093         else
2094                 {
2095                 switch (event->direction)
2096                         {
2097                         case GDK_SCROLL_UP:
2098                                 pixbuf_renderer_scroll(pr, 0, -h);
2099                                 break;
2100                         case GDK_SCROLL_DOWN:
2101                                 pixbuf_renderer_scroll(pr, 0, h);
2102                                 break;
2103                         case GDK_SCROLL_LEFT:
2104                                 pixbuf_renderer_scroll(pr, -w, 0);
2105                                 break;
2106                         case GDK_SCROLL_RIGHT:
2107                                 pixbuf_renderer_scroll(pr, w, 0);
2108                                 break;
2109                         default:
2110                                 break;
2111                         }
2112                 }
2113 }
2114
2115 static void pan_image_set_buttons(PanWindow *pw, ImageWindow *imd)
2116 {
2117         g_signal_connect(G_OBJECT(imd->pr), "clicked",
2118                          G_CALLBACK(button_cb), pw);
2119         g_signal_connect(G_OBJECT(imd->pr), "scroll_event",
2120                          G_CALLBACK(scroll_cb), pw);
2121 }
2122
2123 static void pan_fullscreen_stop_func(FullScreenData *fs, gpointer data)
2124 {
2125         PanWindow *pw = data;
2126
2127         pw->fs = NULL;
2128         pw->imd = pw->imd_normal;
2129 }
2130
2131 static void pan_fullscreen_toggle(PanWindow *pw, gint force_off)
2132 {
2133         if (force_off && !pw->fs) return;
2134
2135         if (pw->fs)
2136                 {
2137                 fullscreen_stop(pw->fs);
2138                 }
2139         else
2140                 {
2141                 pw->fs = fullscreen_start(pw->window, pw->imd, pan_fullscreen_stop_func, pw);
2142                 pan_image_set_buttons(pw, pw->fs->imd);
2143                 g_signal_connect(G_OBJECT(pw->fs->window), "key_press_event",
2144                                  G_CALLBACK(pan_window_key_press_cb), pw);
2145
2146                 pw->imd = pw->fs->imd;
2147                 }
2148 }
2149
2150 static void pan_window_image_zoom_cb(PixbufRenderer *pr, gdouble zoom, gpointer data)
2151 {
2152         PanWindow *pw = data;
2153         gchar *text;
2154
2155         text = image_zoom_get_as_text(pw->imd);
2156         gtk_label_set_text(GTK_LABEL(pw->label_zoom), text);
2157         g_free(text);
2158 }
2159
2160 static void pan_window_image_scroll_notify_cb(PixbufRenderer *pr, gpointer data)
2161 {
2162         PanWindow *pw = data;
2163         GtkAdjustment *adj;
2164         GdkRectangle rect;
2165         gint width, height;
2166
2167         if (pr->scale == 0.0) return;
2168
2169         pixbuf_renderer_get_visible_rect(pr, &rect);
2170         pixbuf_renderer_get_image_size(pr, &width, &height);
2171
2172         adj = gtk_range_get_adjustment(GTK_RANGE(pw->scrollbar_h));
2173         adj->page_size = (gdouble)rect.width;
2174         adj->page_increment = adj->page_size / 2.0;
2175         adj->step_increment = 48.0 / pr->scale;
2176         adj->lower = 0.0;
2177         adj->upper = MAX((gdouble)width, 1.0);
2178         adj->value = (gdouble)rect.x;
2179
2180         pref_signal_block_data(pw->scrollbar_h, pw);
2181         gtk_adjustment_changed(adj);
2182         gtk_adjustment_value_changed(adj);
2183         pref_signal_unblock_data(pw->scrollbar_h, pw);
2184
2185         adj = gtk_range_get_adjustment(GTK_RANGE(pw->scrollbar_v));
2186         adj->page_size = (gdouble)rect.height;
2187         adj->page_increment = adj->page_size / 2.0;
2188         adj->step_increment = 48.0 / pr->scale;
2189         adj->lower = 0.0;
2190         adj->upper = MAX((gdouble)height, 1.0);
2191         adj->value = (gdouble)rect.y;
2192
2193         pref_signal_block_data(pw->scrollbar_v, pw);
2194         gtk_adjustment_changed(adj);
2195         gtk_adjustment_value_changed(adj);
2196         pref_signal_unblock_data(pw->scrollbar_v, pw);
2197 }
2198
2199 static void pan_window_scrollbar_h_value_cb(GtkRange *range, gpointer data)
2200 {
2201         PanWindow *pw = data;
2202         PixbufRenderer *pr;
2203         gint x;
2204
2205         pr = PIXBUF_RENDERER(pw->imd_normal->pr);
2206
2207         if (!pr->scale) return;
2208
2209         x = (gint)gtk_range_get_value(range);
2210
2211         pixbuf_renderer_scroll_to_point(pr, x, (gint)((gdouble)pr->y_scroll / pr->scale), 0.0, 0.0);
2212 }
2213
2214 static void pan_window_scrollbar_v_value_cb(GtkRange *range, gpointer data)
2215 {
2216         PanWindow *pw = data;
2217         PixbufRenderer *pr;
2218         gint y;
2219
2220         pr = PIXBUF_RENDERER(pw->imd_normal->pr);
2221
2222         if (!pr->scale) return;
2223
2224         y = (gint)gtk_range_get_value(range);
2225
2226         pixbuf_renderer_scroll_to_point(pr, (gint)((gdouble)pr->x_scroll / pr->scale), y, 0.0, 0.0);
2227 }
2228
2229 static void pan_window_layout_change_cb(GtkWidget *combo, gpointer data)
2230 {
2231         PanWindow *pw = data;
2232
2233         pw->layout = gtk_combo_box_get_active(GTK_COMBO_BOX(combo));
2234         pan_layout_update(pw);
2235 }
2236
2237 static void pan_window_layout_size_cb(GtkWidget *combo, gpointer data)
2238 {
2239         PanWindow *pw = data;
2240
2241         pw->size = gtk_combo_box_get_active(GTK_COMBO_BOX(combo));
2242         pan_layout_update(pw);
2243 }
2244
2245 #if 0
2246 static void pan_window_date_toggle_cb(GtkWidget *button, gpointer data)
2247 {
2248         PanWindow *pw = data;
2249
2250         pw->exif_date_enable = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(button));
2251         pan_layout_update(pw);
2252 }
2253 #endif
2254
2255 static void pan_window_entry_activate_cb(const gchar *new_text, gpointer data)
2256 {
2257         PanWindow *pw = data;
2258         gchar *path;
2259
2260         path = remove_trailing_slash(new_text);
2261         parse_out_relatives(path);
2262
2263         if (!isdir(path))
2264                 {
2265                 warning_dialog(_("Folder not found"),
2266                                _("The entered path is not a folder"),
2267                                GTK_STOCK_DIALOG_WARNING, pw->path_entry);
2268                 }
2269         else
2270                 {
2271                 tab_completion_append_to_history(pw->path_entry, path);
2272
2273                 pan_layout_set_path(pw, path);
2274                 }
2275
2276         g_free(path);
2277 }
2278
2279 static void pan_window_entry_change_cb(GtkWidget *combo, gpointer data)
2280 {
2281         PanWindow *pw = data;
2282         gchar *text;
2283
2284         if (gtk_combo_box_get_active(GTK_COMBO_BOX(combo)) < 0) return;
2285
2286         text = g_strdup(gtk_entry_get_text(GTK_ENTRY(pw->path_entry)));
2287         pan_window_entry_activate_cb(text, pw);
2288         g_free(text);
2289 }
2290
2291 static void pan_window_close(PanWindow *pw)
2292 {
2293         pan_window_list = g_list_remove(pan_window_list, pw);
2294
2295         pref_list_int_set(PAN_PREF_GROUP, PAN_PREF_EXIF_PAN_DATE, pw->exif_date_enable);
2296         pref_list_int_set(PAN_PREF_GROUP, PAN_PREF_INFO_IMAGE, pw->info_image_size);
2297         pref_list_int_set(PAN_PREF_GROUP, PAN_PREF_INFO_EXIF, pw->info_includes_exif);
2298
2299         if (pw->idle_id != -1)
2300                 {
2301                 g_source_remove(pw->idle_id);
2302                 }
2303
2304         pan_fullscreen_toggle(pw, TRUE);
2305         gtk_widget_destroy(pw->window);
2306
2307         pan_window_items_free(pw);
2308         pan_cache_free(pw);
2309
2310         g_free(pw->path);
2311
2312         g_free(pw);
2313 }
2314
2315 static gint pan_window_delete_cb(GtkWidget *w, GdkEventAny *event, gpointer data)
2316 {
2317         PanWindow *pw = data;
2318
2319         pan_window_close(pw);
2320         return TRUE;
2321 }
2322
2323 static void pan_window_new_real(const gchar *path)
2324 {
2325         PanWindow *pw;
2326         GtkWidget *vbox;
2327         GtkWidget *box;
2328         GtkWidget *combo;
2329         GtkWidget *hbox;
2330         GtkWidget *frame;
2331         GtkWidget *table;
2332         GdkGeometry geometry;
2333
2334         pw = g_new0(PanWindow, 1);
2335
2336         pw->path = g_strdup(path);
2337         pw->layout = PAN_LAYOUT_TIMELINE;
2338         pw->size = PAN_IMAGE_SIZE_THUMB_NORMAL;
2339         pw->thumb_size = PAN_THUMB_SIZE_NORMAL;
2340         pw->thumb_gap = PAN_THUMB_GAP_NORMAL;
2341
2342         if (!pref_list_int_get(PAN_PREF_GROUP, PAN_PREF_EXIF_PAN_DATE, &pw->exif_date_enable))
2343                 {
2344                 pw->exif_date_enable = FALSE;
2345                 }
2346         if (!pref_list_int_get(PAN_PREF_GROUP, PAN_PREF_INFO_IMAGE, &pw->info_image_size))
2347                 {
2348                 pw->info_image_size = PAN_IMAGE_SIZE_THUMB_NONE;
2349                 }
2350         if (!pref_list_int_get(PAN_PREF_GROUP, PAN_PREF_INFO_EXIF, &pw->info_includes_exif))
2351                 {
2352                 pw->info_includes_exif = TRUE;
2353                 }
2354
2355         pw->ignore_symlinks = TRUE;
2356
2357         pw->list = NULL;
2358         pw->list_static = NULL;
2359         pw->list_grid = NULL;
2360
2361         pw->fs = NULL;
2362         pw->overlay_id = -1;
2363         pw->idle_id = -1;
2364
2365         pw->window = window_new(GTK_WINDOW_TOPLEVEL, "panview", NULL, NULL, _("Pan View"));
2366
2367         geometry.min_width = 8;
2368         geometry.min_height = 8;
2369         gtk_window_set_geometry_hints(GTK_WINDOW(pw->window), NULL, &geometry, GDK_HINT_MIN_SIZE);
2370
2371         gtk_window_set_resizable(GTK_WINDOW(pw->window), TRUE);
2372         gtk_container_set_border_width(GTK_CONTAINER(pw->window), 0);
2373
2374         vbox = gtk_vbox_new(FALSE, 0);
2375         gtk_container_add(GTK_CONTAINER(pw->window), vbox);
2376         gtk_widget_show(vbox);
2377
2378         box = pref_box_new(vbox, FALSE, GTK_ORIENTATION_HORIZONTAL, PREF_PAD_SPACE);
2379
2380         pref_spacer(box, 0);
2381         pref_label_new(box, _("Location:"));
2382         combo = tab_completion_new_with_history(&pw->path_entry, path, "pan_view_path", -1,
2383                                                 pan_window_entry_activate_cb, pw);
2384         g_signal_connect(G_OBJECT(pw->path_entry->parent), "changed",
2385                          G_CALLBACK(pan_window_entry_change_cb), pw);
2386         gtk_box_pack_start(GTK_BOX(box), combo, TRUE, TRUE, 0);
2387         gtk_widget_show(combo);
2388
2389         combo = gtk_combo_box_new_text();
2390         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Timeline"));
2391         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Calendar"));
2392         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Folders"));
2393         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Folders (flower)"));
2394         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Grid"));
2395
2396         gtk_combo_box_set_active(GTK_COMBO_BOX(combo), pw->layout);
2397         g_signal_connect(G_OBJECT(combo), "changed",
2398                          G_CALLBACK(pan_window_layout_change_cb), pw);
2399         gtk_box_pack_start(GTK_BOX(box), combo, FALSE, FALSE, 0);
2400         gtk_widget_show(combo);
2401
2402         combo = gtk_combo_box_new_text();
2403         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Dots"));
2404         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("No Images"));
2405         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Small Thumbnails"));
2406         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Normal Thumbnails"));
2407         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Large Thumbnails"));
2408         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("1:10 (10%)"));
2409         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("1:4 (25%)"));
2410         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("1:3 (33%)"));
2411         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("1:2 (50%)"));
2412         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("1:1 (100%)"));
2413
2414         gtk_combo_box_set_active(GTK_COMBO_BOX(combo), pw->size);
2415         g_signal_connect(G_OBJECT(combo), "changed",
2416                          G_CALLBACK(pan_window_layout_size_cb), pw);
2417         gtk_box_pack_start(GTK_BOX(box), combo, FALSE, FALSE, 0);
2418         gtk_widget_show(combo);
2419
2420         table = pref_table_new(vbox, 2, 2, FALSE, TRUE);
2421         gtk_table_set_row_spacings(GTK_TABLE(table), 2);
2422         gtk_table_set_col_spacings(GTK_TABLE(table), 2);
2423
2424         pw->imd = image_new(TRUE);
2425         pw->imd_normal = pw->imd;
2426
2427         g_signal_connect(G_OBJECT(pw->imd->pr), "zoom",
2428                          G_CALLBACK(pan_window_image_zoom_cb), pw);
2429         g_signal_connect(G_OBJECT(pw->imd->pr), "scroll_notify",
2430                          G_CALLBACK(pan_window_image_scroll_notify_cb), pw);
2431
2432         gtk_table_attach(GTK_TABLE(table), pw->imd->widget, 0, 1, 0, 1,
2433                          GTK_FILL | GTK_EXPAND, GTK_FILL | GTK_EXPAND, 0, 0);
2434         gtk_widget_show(GTK_WIDGET(pw->imd->widget));
2435
2436         pan_window_dnd_init(pw);
2437
2438         pan_image_set_buttons(pw, pw->imd);
2439
2440         pw->scrollbar_h = gtk_hscrollbar_new(NULL);
2441         g_signal_connect(G_OBJECT(pw->scrollbar_h), "value_changed",
2442                          G_CALLBACK(pan_window_scrollbar_h_value_cb), pw);
2443         gtk_table_attach(GTK_TABLE(table), pw->scrollbar_h, 0, 1, 1, 2,
2444                          GTK_FILL | GTK_EXPAND, 0, 0, 0);
2445         gtk_widget_show(pw->scrollbar_h);
2446
2447         pw->scrollbar_v = gtk_vscrollbar_new(NULL);
2448         g_signal_connect(G_OBJECT(pw->scrollbar_v), "value_changed",
2449                          G_CALLBACK(pan_window_scrollbar_v_value_cb), pw);
2450         gtk_table_attach(GTK_TABLE(table), pw->scrollbar_v, 1, 2, 0, 1,
2451                          0, GTK_FILL | GTK_EXPAND, 0, 0);
2452         gtk_widget_show(pw->scrollbar_v);
2453
2454         /* find bar */
2455
2456         pw->search_box = gtk_hbox_new(FALSE, PREF_PAD_SPACE);
2457         gtk_box_pack_start(GTK_BOX(vbox), pw->search_box, FALSE, FALSE, 2);
2458
2459         pref_spacer(pw->search_box, 0);
2460         pref_label_new(pw->search_box, _("Find:"));
2461
2462         hbox = gtk_hbox_new(TRUE, PREF_PAD_SPACE);
2463         gtk_box_pack_start(GTK_BOX(pw->search_box), hbox, TRUE, TRUE, 0);
2464         gtk_widget_show(hbox);
2465
2466         combo = tab_completion_new_with_history(&pw->search_entry, "", "pan_view_search", -1,
2467                                                 pan_search_activate_cb, pw);
2468         gtk_box_pack_start(GTK_BOX(hbox), combo, TRUE, TRUE, 0);
2469         gtk_widget_show(combo);
2470
2471         pw->search_label = gtk_label_new("");
2472         gtk_box_pack_start(GTK_BOX(hbox), pw->search_label, TRUE, TRUE, 0);
2473         gtk_widget_show(pw->search_label);
2474
2475         /* status bar */
2476
2477         box = pref_box_new(vbox, FALSE, GTK_ORIENTATION_HORIZONTAL, 0);
2478
2479         frame = gtk_frame_new(NULL);
2480         gtk_frame_set_shadow_type(GTK_FRAME(frame), GTK_SHADOW_IN);
2481         gtk_widget_set_size_request(frame, ZOOM_LABEL_WIDTH, -1);
2482         gtk_box_pack_start(GTK_BOX(box), frame, TRUE, TRUE, 0);
2483         gtk_widget_show(frame);
2484
2485         hbox = gtk_hbox_new(FALSE, PREF_PAD_SPACE);
2486         gtk_container_add(GTK_CONTAINER(frame), hbox);
2487         gtk_widget_show(hbox);
2488
2489         pref_spacer(hbox, 0);
2490         pw->label_message = pref_label_new(hbox, "");
2491
2492         frame = gtk_frame_new(NULL);
2493         gtk_frame_set_shadow_type(GTK_FRAME(frame), GTK_SHADOW_IN);
2494         gtk_widget_set_size_request(frame, ZOOM_LABEL_WIDTH, -1);
2495         gtk_box_pack_end(GTK_BOX(box), frame, FALSE, FALSE, 0);
2496         gtk_widget_show(frame);
2497
2498         pw->label_zoom = gtk_label_new("");
2499         gtk_container_add(GTK_CONTAINER(frame), pw->label_zoom);
2500         gtk_widget_show(pw->label_zoom);
2501
2502 #if 0
2503         pw->date_button = pref_checkbox_new(box, _("Use Exif date"), pw->exif_date_enable,
2504                                             G_CALLBACK(pan_window_date_toggle_cb), pw);
2505 #endif
2506
2507         pw->search_button = gtk_toggle_button_new();
2508         gtk_button_set_relief(GTK_BUTTON(pw->search_button), GTK_RELIEF_NONE);
2509         gtk_button_set_focus_on_click(GTK_BUTTON(pw->search_button), FALSE);
2510         hbox = gtk_hbox_new(FALSE, PREF_PAD_GAP);
2511         gtk_container_add(GTK_CONTAINER(pw->search_button), hbox);
2512         gtk_widget_show(hbox);
2513         pw->search_button_arrow = gtk_arrow_new(GTK_ARROW_UP, GTK_SHADOW_NONE);
2514         gtk_box_pack_start(GTK_BOX(hbox), pw->search_button_arrow, FALSE, FALSE, 0);
2515         gtk_widget_show(pw->search_button_arrow);
2516         pref_label_new(hbox, _("Find"));
2517
2518         gtk_box_pack_end(GTK_BOX(box), pw->search_button, FALSE, FALSE, 0);
2519         gtk_widget_show(pw->search_button);
2520         g_signal_connect(G_OBJECT(pw->search_button), "clicked",
2521                          G_CALLBACK(pan_search_toggle_cb), pw);
2522
2523         g_signal_connect(G_OBJECT(pw->window), "delete_event",
2524                          G_CALLBACK(pan_window_delete_cb), pw);
2525         g_signal_connect(G_OBJECT(pw->window), "key_press_event",
2526                          G_CALLBACK(pan_window_key_press_cb), pw);
2527
2528         gtk_window_set_default_size(GTK_WINDOW(pw->window), PAN_WINDOW_DEFAULT_WIDTH, PAN_WINDOW_DEFAULT_HEIGHT);
2529
2530         pan_layout_update(pw);
2531
2532         gtk_widget_grab_focus(GTK_WIDGET(pw->imd->widget));
2533         gtk_widget_show(pw->window);
2534
2535         pan_window_list = g_list_append(pan_window_list, pw);
2536 }
2537
2538 /*
2539  *-----------------------------------------------------------------------------
2540  * peformance warnings
2541  *-----------------------------------------------------------------------------
2542  */
2543
2544 static void pan_warning_ok_cb(GenericDialog *gd, gpointer data)
2545 {
2546         gchar *path = data;
2547
2548         generic_dialog_close(gd);
2549
2550         pan_window_new_real(path);
2551         g_free(path);
2552 }
2553
2554 static void pan_warning_hide_cb(GtkWidget *button, gpointer data)
2555 {
2556         gint hide_dlg;
2557
2558         hide_dlg = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(button));
2559         pref_list_int_set(PAN_PREF_GROUP, PAN_PREF_HIDE_WARNING, hide_dlg);
2560 }
2561
2562 static gint pan_warning(const gchar *path)
2563 {
2564         GenericDialog *gd;
2565         GtkWidget *box;
2566         GtkWidget *group;
2567         GtkWidget *button;
2568         GtkWidget *ct_button;
2569         gint hide_dlg;
2570
2571         if (path && strcmp(path, "/") == 0)
2572                 {
2573                 pan_warning_folder(path, NULL);
2574                 return TRUE;
2575                 }
2576
2577         if (options->thumbnails.enable_caching &&
2578             options->thumbnails.spec_standard) return FALSE;
2579
2580         if (!pref_list_int_get(PAN_PREF_GROUP, PAN_PREF_HIDE_WARNING, &hide_dlg)) hide_dlg = FALSE;
2581         if (hide_dlg) return FALSE;
2582
2583         gd = generic_dialog_new(_("Pan View Performance"), GQ_WMCLASS, "pan_view_warning", NULL, FALSE,
2584                                 NULL, NULL);
2585         gd->data = g_strdup(path);
2586         generic_dialog_add_button(gd, GTK_STOCK_OK, NULL,
2587                                   pan_warning_ok_cb, TRUE);
2588
2589         box = generic_dialog_add_message(gd, GTK_STOCK_DIALOG_INFO,
2590                                          _("Pan view performance may be poor."),
2591                                          _("To improve performance of thumbnails in the pan view the"
2592                                            " following options can be enabled. Note that both options"
2593                                            " must be enabled to notice a change in performance."));
2594
2595         group = pref_box_new(box, FALSE, GTK_ORIENTATION_HORIZONTAL, 0);
2596         pref_spacer(group, PREF_PAD_INDENT);
2597         group = pref_box_new(group, TRUE, GTK_ORIENTATION_VERTICAL, PREF_PAD_GAP);
2598
2599         ct_button = pref_checkbox_new_int(group, _("Cache thumbnails"),
2600                                           options->thumbnails.enable_caching, &options->thumbnails.enable_caching);
2601         button = pref_checkbox_new_int(group, _("Use shared thumbnail cache"),
2602                                        options->thumbnails.spec_standard, &options->thumbnails.spec_standard);
2603         pref_checkbox_link_sensitivity(ct_button, button);
2604
2605         pref_line(box, 0);
2606
2607         pref_checkbox_new(box, _("Do not show this dialog again"), hide_dlg,
2608                           G_CALLBACK(pan_warning_hide_cb), NULL);
2609
2610         gtk_widget_show(gd->dialog);
2611
2612         return TRUE;
2613 }
2614
2615
2616 /*
2617  *-----------------------------------------------------------------------------
2618  * entry point
2619  *-----------------------------------------------------------------------------
2620  */
2621
2622 void pan_window_new(const gchar *path)
2623 {
2624         if (pan_warning(path)) return;
2625
2626         pan_window_new_real(path);
2627 }
2628
2629
2630 /*
2631  *-----------------------------------------------------------------------------
2632  * menus
2633  *-----------------------------------------------------------------------------
2634  */
2635
2636 #define INFO_IMAGE_SIZE_KEY "image_size_data"
2637
2638
2639 static void pan_new_window_cb(GtkWidget *widget, gpointer data)
2640 {
2641         PanWindow *pw = data;
2642         FileData *fd;
2643
2644         fd = pan_menu_click_fd(pw);
2645         if (fd)
2646                 {
2647                 pan_fullscreen_toggle(pw, TRUE);
2648                 view_window_new(fd);
2649                 }
2650 }
2651
2652 static void pan_edit_cb(GtkWidget *widget, gpointer data)
2653 {
2654         PanWindow *pw;
2655         FileData *fd;
2656         gint n;
2657
2658         pw = submenu_item_get_data(widget);
2659         n = GPOINTER_TO_INT(data);
2660         if (!pw) return;
2661
2662         fd = pan_menu_click_fd(pw);
2663         if (fd)
2664                 {
2665                 if (!editor_window_flag_set(n))
2666                         {
2667                         pan_fullscreen_toggle(pw, TRUE);
2668                         }
2669                 start_editor_from_file(n, fd);
2670                 }
2671 }
2672
2673 static void pan_info_cb(GtkWidget *widget, gpointer data)
2674 {
2675         PanWindow *pw = data;
2676         FileData *fd;
2677
2678         fd = pan_menu_click_fd(pw);
2679         if (fd) info_window_new(fd, NULL);
2680 }
2681
2682 static void pan_zoom_in_cb(GtkWidget *widget, gpointer data)
2683 {
2684         PanWindow *pw = data;
2685
2686         image_zoom_adjust(pw->imd, ZOOM_INCREMENT);
2687 }
2688
2689 static void pan_zoom_out_cb(GtkWidget *widget, gpointer data)
2690 {
2691         PanWindow *pw = data;
2692
2693         image_zoom_adjust(pw->imd, -ZOOM_INCREMENT);
2694 }
2695
2696 static void pan_zoom_1_1_cb(GtkWidget *widget, gpointer data)
2697 {
2698         PanWindow *pw = data;
2699
2700         image_zoom_set(pw->imd, 1.0);
2701 }
2702
2703 static void pan_copy_cb(GtkWidget *widget, gpointer data)
2704 {
2705         PanWindow *pw = data;
2706         FileData *fd;
2707
2708         fd = pan_menu_click_fd(pw);
2709         if (fd) file_util_copy(fd, NULL, NULL, pw->imd->widget);
2710 }
2711
2712 static void pan_move_cb(GtkWidget *widget, gpointer data)
2713 {
2714         PanWindow *pw = data;
2715         FileData *fd;
2716
2717         fd = pan_menu_click_fd(pw);
2718         if (fd) file_util_move(fd, NULL, NULL, pw->imd->widget);
2719 }
2720
2721 static void pan_rename_cb(GtkWidget *widget, gpointer data)
2722 {
2723         PanWindow *pw = data;
2724         FileData *fd;
2725
2726         fd = pan_menu_click_fd(pw);
2727         if (fd) file_util_rename(fd, NULL, pw->imd->widget);
2728 }
2729
2730 static void pan_delete_cb(GtkWidget *widget, gpointer data)
2731 {
2732         PanWindow *pw = data;
2733         FileData *fd;
2734
2735         fd = pan_menu_click_fd(pw);
2736         if (fd) file_util_delete(fd, NULL, pw->imd->widget);
2737 }
2738
2739 static void pan_exif_date_toggle_cb(GtkWidget *widget, gpointer data)
2740 {
2741         PanWindow *pw = data;
2742
2743         pw->exif_date_enable = gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget));
2744         pan_layout_update(pw);
2745 }
2746
2747 static void pan_info_toggle_exif_cb(GtkWidget *widget, gpointer data)
2748 {
2749         PanWindow *pw = data;
2750
2751         pw->info_includes_exif = gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget));
2752         /* fixme: sync info now */
2753 }
2754
2755 static void pan_info_toggle_image_cb(GtkWidget *widget, gpointer data)
2756 {
2757         PanWindow *pw = data;
2758
2759         pw->info_image_size = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(widget), INFO_IMAGE_SIZE_KEY));
2760         /* fixme: sync info now */
2761 }
2762
2763 static void pan_fullscreen_cb(GtkWidget *widget, gpointer data)
2764 {
2765         PanWindow *pw = data;
2766
2767         pan_fullscreen_toggle(pw, FALSE);
2768 }
2769
2770 static void pan_close_cb(GtkWidget *widget, gpointer data)
2771 {
2772         PanWindow *pw = data;
2773
2774         pan_window_close(pw);
2775 }
2776
2777 static GtkWidget *pan_popup_menu(PanWindow *pw)
2778 {
2779         GtkWidget *menu;
2780         GtkWidget *submenu;
2781         GtkWidget *item;
2782         gint active;
2783
2784         active = (pw->click_pi != NULL);
2785
2786         menu = popup_menu_short_lived();
2787
2788         menu_item_add_stock(menu, _("Zoom _in"), GTK_STOCK_ZOOM_IN,
2789                             G_CALLBACK(pan_zoom_in_cb), pw);
2790         menu_item_add_stock(menu, _("Zoom _out"), GTK_STOCK_ZOOM_OUT,
2791                             G_CALLBACK(pan_zoom_out_cb), pw);
2792         menu_item_add_stock(menu, _("Zoom _1:1"), GTK_STOCK_ZOOM_100,
2793                             G_CALLBACK(pan_zoom_1_1_cb), pw);
2794         menu_item_add_divider(menu);
2795
2796         submenu_add_edit(menu, &item, G_CALLBACK(pan_edit_cb), pw);
2797         gtk_widget_set_sensitive(item, active);
2798
2799         menu_item_add_stock_sensitive(menu, _("_Properties"), GTK_STOCK_PROPERTIES, active,
2800                                       G_CALLBACK(pan_info_cb), pw);
2801
2802         menu_item_add_stock_sensitive(menu, _("View in _new window"), GTK_STOCK_NEW, active,
2803                                       G_CALLBACK(pan_new_window_cb), pw);
2804
2805         menu_item_add_divider(menu);
2806         menu_item_add_stock_sensitive(menu, _("_Copy..."), GTK_STOCK_COPY, active,
2807                                       G_CALLBACK(pan_copy_cb), pw);
2808         menu_item_add_sensitive(menu, _("_Move..."), active,
2809                                 G_CALLBACK(pan_move_cb), pw);
2810         menu_item_add_sensitive(menu, _("_Rename..."), active,
2811                                 G_CALLBACK(pan_rename_cb), pw);
2812         menu_item_add_stock_sensitive(menu, _("_Delete..."), GTK_STOCK_DELETE, active,
2813                                       G_CALLBACK(pan_delete_cb), pw);
2814
2815         menu_item_add_divider(menu);
2816         item = menu_item_add_check(menu, _("Sort by E_xif date"), pw->exif_date_enable,
2817                                    G_CALLBACK(pan_exif_date_toggle_cb), pw);
2818         gtk_widget_set_sensitive(item, (pw->layout == PAN_LAYOUT_TIMELINE || pw->layout == PAN_LAYOUT_CALENDAR));
2819
2820         menu_item_add_divider(menu);
2821
2822         menu_item_add_check(menu, _("_Show Exif information"), pw->info_includes_exif,
2823                             G_CALLBACK(pan_info_toggle_exif_cb), pw);
2824         item = menu_item_add(menu, _("Show im_age"), NULL, NULL);
2825         submenu = gtk_menu_new();
2826         gtk_menu_item_set_submenu(GTK_MENU_ITEM(item), submenu);
2827
2828         item = menu_item_add_check(submenu, _("_None"), (pw->info_image_size == PAN_IMAGE_SIZE_THUMB_NONE),
2829                                    G_CALLBACK(pan_info_toggle_image_cb), pw);
2830         g_object_set_data(G_OBJECT(item), INFO_IMAGE_SIZE_KEY, GINT_TO_POINTER(PAN_IMAGE_SIZE_THUMB_NONE));
2831
2832         item = menu_item_add_check(submenu, _("_Full size"), (pw->info_image_size == PAN_IMAGE_SIZE_100),
2833                                    G_CALLBACK(pan_info_toggle_image_cb), pw);
2834         g_object_set_data(G_OBJECT(item), INFO_IMAGE_SIZE_KEY, GINT_TO_POINTER(PAN_IMAGE_SIZE_100));
2835
2836         item = menu_item_add_check(submenu, _("1:2 (50%)"), (pw->info_image_size == PAN_IMAGE_SIZE_50),
2837                                    G_CALLBACK(pan_info_toggle_image_cb), pw);
2838         g_object_set_data(G_OBJECT(item), INFO_IMAGE_SIZE_KEY, GINT_TO_POINTER(PAN_IMAGE_SIZE_50));
2839
2840         item = menu_item_add_check(submenu, _("1:3 (33%)"), (pw->info_image_size == PAN_IMAGE_SIZE_33),
2841                                    G_CALLBACK(pan_info_toggle_image_cb), pw);
2842         g_object_set_data(G_OBJECT(item), INFO_IMAGE_SIZE_KEY, GINT_TO_POINTER(PAN_IMAGE_SIZE_33));
2843
2844         item = menu_item_add_check(submenu, _("1:4 (25%)"), (pw->info_image_size == PAN_IMAGE_SIZE_25),
2845                                    G_CALLBACK(pan_info_toggle_image_cb), pw);
2846         g_object_set_data(G_OBJECT(item), INFO_IMAGE_SIZE_KEY, GINT_TO_POINTER(PAN_IMAGE_SIZE_25));
2847
2848         item = menu_item_add_check(submenu, _("1:10 (10%)"), (pw->info_image_size == PAN_IMAGE_SIZE_10),
2849                                    G_CALLBACK(pan_info_toggle_image_cb), pw);
2850         g_object_set_data(G_OBJECT(item), INFO_IMAGE_SIZE_KEY, GINT_TO_POINTER(PAN_IMAGE_SIZE_10));
2851
2852
2853
2854         menu_item_add_divider(menu);
2855
2856         if (pw->fs)
2857                 {
2858                 menu_item_add(menu, _("Exit _full screen"), G_CALLBACK(pan_fullscreen_cb), pw);
2859                 }
2860         else
2861                 {
2862                 menu_item_add(menu, _("_Full screen"), G_CALLBACK(pan_fullscreen_cb), pw);
2863                 }
2864
2865         menu_item_add_divider(menu);
2866         menu_item_add_stock(menu, _("C_lose window"), GTK_STOCK_CLOSE, G_CALLBACK(pan_close_cb), pw);
2867
2868         return menu;
2869 }
2870
2871
2872 /*
2873  *-----------------------------------------------------------------------------
2874  * drag and drop
2875  *-----------------------------------------------------------------------------
2876  */
2877
2878 static void pan_window_get_dnd_data(GtkWidget *widget, GdkDragContext *context,
2879                                     gint x, gint y,
2880                                     GtkSelectionData *selection_data, guint info,
2881                                     guint time, gpointer data)
2882 {
2883         PanWindow *pw = data;
2884
2885         if (gtk_drag_get_source_widget(context) == pw->imd->pr) return;
2886
2887         if (info == TARGET_URI_LIST)
2888                 {
2889                 GList *list;
2890
2891                 list = uri_filelist_from_text((gchar *)selection_data->data, TRUE);
2892                 if (list && isdir(((FileData *)list->data)->path))
2893                         {
2894                         FileData *fd = list->data;
2895
2896                         pan_layout_set_path(pw, fd->path);
2897                         }
2898
2899                 filelist_free(list);
2900                 }
2901 }
2902
2903 static void pan_window_set_dnd_data(GtkWidget *widget, GdkDragContext *context,
2904                                     GtkSelectionData *selection_data, guint info,
2905                                     guint time, gpointer data)
2906 {
2907         PanWindow *pw = data;
2908         FileData *fd;
2909
2910         fd = pan_menu_click_fd(pw);
2911         if (fd)
2912                 {
2913                 gchar *text = NULL;
2914                 gint len;
2915                 gint plain_text;
2916                 GList *list;
2917
2918                 switch (info)
2919                         {
2920                         case TARGET_URI_LIST:
2921                                 plain_text = FALSE;
2922                                 break;
2923                         case TARGET_TEXT_PLAIN:
2924                         default:
2925                                 plain_text = TRUE;
2926                                 break;
2927                         }
2928                 list = g_list_append(NULL, fd);
2929                 text = uri_text_from_filelist(list, &len, plain_text);
2930                 g_list_free(list);
2931                 if (text)
2932                         {
2933                         gtk_selection_data_set (selection_data, selection_data->target,
2934                                                 8, (guchar *)text, len);
2935                         g_free(text);
2936                         }
2937                 }
2938         else
2939                 {
2940                 gtk_selection_data_set (selection_data, selection_data->target,
2941                                         8, NULL, 0);
2942                 }
2943 }
2944
2945 static void pan_window_dnd_init(PanWindow *pw)
2946 {
2947         GtkWidget *widget;
2948
2949         widget = pw->imd->pr;
2950
2951         gtk_drag_source_set(widget, GDK_BUTTON2_MASK,
2952                             dnd_file_drag_types, dnd_file_drag_types_count,
2953                             GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
2954         g_signal_connect(G_OBJECT(widget), "drag_data_get",
2955                          G_CALLBACK(pan_window_set_dnd_data), pw);
2956
2957         gtk_drag_dest_set(widget,
2958                           GTK_DEST_DEFAULT_MOTION | GTK_DEST_DEFAULT_DROP,
2959                           dnd_file_drop_types, dnd_file_drop_types_count,
2960                           GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
2961         g_signal_connect(G_OBJECT(widget), "drag_data_received",
2962                          G_CALLBACK(pan_window_get_dnd_data), pw);
2963 }
2964
2965 /*
2966  *-----------------------------------------------------------------------------
2967  * maintenance (for rename, move, remove)
2968  *-----------------------------------------------------------------------------
2969  */
2970