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                 label = g_strdup_printf("%s:", exif_get_description_by_key(ExifUIList[i].key));
1447                 text = exif_get_data_as_text(exif, ExifUIList[i].key);
1448                 text = bar_exif_validate_text(text);
1449                 pan_text_alignment_add(ta, label, text);
1450                 g_free(label);
1451                 g_free(text);
1452                 }
1453
1454         work = g_list_last(history_list_get_by_key("exif_extras"));
1455         if (work) pan_text_alignment_add(ta, "---", NULL);
1456         while (work)
1457                 {
1458                 const gchar *name;
1459                 gchar *label;
1460                 gchar *text;
1461
1462                 name = work->data;
1463                 work = work->prev;
1464
1465                 label = g_strdup_printf("%s:", name);
1466                 text = exif_get_data_as_text(exif, name);
1467                 text = bar_exif_validate_text(text);
1468                 pan_text_alignment_add(ta, label, text);
1469                 g_free(label);
1470                 g_free(text);
1471                 }
1472
1473         exif_free(exif);
1474 }
1475
1476 static void pan_info_update(PanWindow *pw, PanItem *pi)
1477 {
1478         PanTextAlignment *ta;
1479         PanItem *pbox;
1480         PanItem *p;
1481         gchar *buf;
1482         gint x1, y1, x2, y2, x3, y3;
1483         gint x, y, w, h;
1484
1485         if (pw->click_pi == pi) return;
1486         if (pi && !pi->fd) pi = NULL;
1487
1488         while ((p = pan_item_find_by_key(pw, PAN_ITEM_NONE, "info"))) pan_item_remove(pw, p);
1489         pw->click_pi = pi;
1490
1491         if (!pi) return;
1492
1493         if (debug) printf("info set to %s\n", pi->fd->path);
1494
1495         pbox = pan_item_box_new(pw, NULL, pi->x + pi->width + 4, pi->y, 10, 10,
1496                                 PAN_POPUP_BORDER,
1497                                 PAN_POPUP_COLOR, PAN_POPUP_ALPHA,
1498                                 PAN_POPUP_BORDER_COLOR, PAN_POPUP_ALPHA);
1499         pan_item_set_key(pbox, "info");
1500
1501         if (pi->type == PAN_ITEM_THUMB && pi->pixbuf)
1502                 {
1503                 w = gdk_pixbuf_get_width(pi->pixbuf);
1504                 h = gdk_pixbuf_get_height(pi->pixbuf);
1505
1506                 x1 = pi->x + pi->width - (pi->width - w) / 2 - 8;
1507                 y1 = pi->y + (pi->height - h) / 2 + 8;
1508                 }
1509         else
1510                 {
1511                 x1 = pi->x + pi->width - 8;
1512                 y1 = pi->y + 8;
1513                 }
1514
1515         x2 = pbox->x + 1;
1516         y2 = pbox->y + 36;
1517         x3 = pbox->x + 1;
1518         y3 = pbox->y + 12;
1519         util_clip_triangle(x1, y1, x2, y2, x3, y3,
1520                            &x, &y, &w, &h);
1521
1522         p = pan_item_tri_new(pw, NULL, x, y, w, h,
1523                              x1, y1, x2, y2, x3, y3,
1524                              PAN_POPUP_COLOR, PAN_POPUP_ALPHA);
1525         pan_item_tri_border(p, PAN_BORDER_1 | PAN_BORDER_3, PAN_POPUP_BORDER_COLOR, PAN_POPUP_ALPHA);
1526         pan_item_set_key(p, "info");
1527         pan_item_added(pw, p);
1528
1529         ta = pan_text_alignment_new(pw, pbox->x + PREF_PAD_BORDER, pbox->y + PREF_PAD_BORDER, "info");
1530
1531         pan_text_alignment_add(ta, _("Filename:"), pi->fd->name);
1532         buf = remove_level_from_path(pi->fd->path);
1533         pan_text_alignment_add(ta, _("Location:"), buf);
1534         g_free(buf);
1535         pan_text_alignment_add(ta, _("Date:"), text_from_time(pi->fd->date));
1536         buf = text_from_size(pi->fd->size);
1537         pan_text_alignment_add(ta, _("Size:"), buf);
1538         g_free(buf);
1539
1540         if (pw->info_includes_exif)
1541                 {
1542                 pan_info_add_exif(ta, pi->fd);
1543                 }
1544
1545         pan_text_alignment_calc(ta, pbox);
1546         pan_text_alignment_free(ta);
1547
1548         pan_item_box_shadow(pbox, PAN_SHADOW_OFFSET * 2, PAN_SHADOW_FADE * 2);
1549         pan_item_added(pw, pbox);
1550
1551         if (pw->info_image_size > PAN_IMAGE_SIZE_THUMB_NONE)
1552                 {
1553                 gint iw, ih;
1554                 if (image_load_dimensions(pi->fd, &iw, &ih))
1555                         {
1556                         gint scale = 25;
1557
1558                         switch (pw->info_image_size)
1559                                 {
1560                                 case PAN_IMAGE_SIZE_10:
1561                                         scale = 10;
1562                                         break;
1563                                 case PAN_IMAGE_SIZE_25:
1564                                         scale = 25;
1565                                         break;
1566                                 case PAN_IMAGE_SIZE_33:
1567                                         scale = 33;
1568                                         break;
1569                                 case PAN_IMAGE_SIZE_50:
1570                                         scale = 50;
1571                                         break;
1572                                 case PAN_IMAGE_SIZE_100:
1573                                         scale = 100;
1574                                         break;
1575                                 }
1576
1577                         iw = MAX(1, iw * scale / 100);
1578                         ih = MAX(1, ih * scale / 100);
1579
1580                         pbox = pan_item_box_new(pw, NULL, pbox->x, pbox->y + pbox->height + 8, 10, 10,
1581                                                 PAN_POPUP_BORDER,
1582                                                 PAN_POPUP_COLOR, PAN_POPUP_ALPHA,
1583                                                 PAN_POPUP_BORDER_COLOR, PAN_POPUP_ALPHA);
1584                         pan_item_set_key(pbox, "info");
1585
1586                         p = pan_item_image_new(pw, file_data_new_simple(pi->fd->path),
1587                                                pbox->x + PREF_PAD_BORDER, pbox->y + PREF_PAD_BORDER, iw, ih);
1588                         pan_item_set_key(p, "info");
1589                         pan_item_size_by_item(pbox, p, PREF_PAD_BORDER);
1590
1591                         pan_item_box_shadow(pbox, PAN_SHADOW_OFFSET * 2, PAN_SHADOW_FADE * 2);
1592                         pan_item_added(pw, pbox);
1593                         }
1594                 }
1595
1596         pan_layout_resize(pw);
1597 }
1598
1599
1600 /*
1601  *-----------------------------------------------------------------------------
1602  * search
1603  *-----------------------------------------------------------------------------
1604  */
1605
1606 static void pan_search_status(PanWindow *pw, const gchar *text)
1607 {
1608         gtk_label_set_text(GTK_LABEL(pw->search_label), (text) ? text : "");
1609 }
1610
1611 static gint pan_search_by_path(PanWindow *pw, const gchar *path)
1612 {
1613         PanItem *pi;
1614         GList *list;
1615         GList *found;
1616         PanItemType type;
1617         gchar *buf;
1618
1619         type = (pw->size > PAN_IMAGE_SIZE_THUMB_LARGE) ? PAN_ITEM_IMAGE : PAN_ITEM_THUMB;
1620
1621         list = pan_item_find_by_path(pw, type, path, FALSE, FALSE);
1622         if (!list) return FALSE;
1623
1624         found = g_list_find(list, pw->click_pi);
1625         if (found && found->next)
1626                 {
1627                 found = found->next;
1628                 pi = found->data;
1629                 }
1630         else
1631                 {
1632                 pi = list->data;
1633                 }
1634
1635         pan_info_update(pw, pi);
1636         image_scroll_to_point(pw->imd, pi->x + pi->width / 2, pi->y + pi->height / 2, 0.5, 0.5);
1637
1638         buf = g_strdup_printf("%s ( %d / %d )",
1639                               (path[0] == '/') ? _("path found") : _("filename found"),
1640                               g_list_index(list, pi) + 1,
1641                               g_list_length(list));
1642         pan_search_status(pw, buf);
1643         g_free(buf);
1644
1645         g_list_free(list);
1646
1647         return TRUE;
1648 }
1649
1650 static gint pan_search_by_partial(PanWindow *pw, const gchar *text)
1651 {
1652         PanItem *pi;
1653         GList *list;
1654         GList *found;
1655         PanItemType type;
1656         gchar *buf;
1657
1658         type = (pw->size > PAN_IMAGE_SIZE_THUMB_LARGE) ? PAN_ITEM_IMAGE : PAN_ITEM_THUMB;
1659
1660         list = pan_item_find_by_path(pw, type, text, TRUE, FALSE);
1661         if (!list) list = pan_item_find_by_path(pw, type, text, FALSE, TRUE);
1662         if (!list)
1663                 {
1664                 gchar *needle;
1665
1666                 needle = g_utf8_strdown(text, -1);
1667                 list = pan_item_find_by_path(pw, type, needle, TRUE, TRUE);
1668                 g_free(needle);
1669                 }
1670         if (!list) return FALSE;
1671
1672         found = g_list_find(list, pw->click_pi);
1673         if (found && found->next)
1674                 {
1675                 found = found->next;
1676                 pi = found->data;
1677                 }
1678         else
1679                 {
1680                 pi = list->data;
1681                 }
1682
1683         pan_info_update(pw, pi);
1684         image_scroll_to_point(pw->imd, pi->x + pi->width / 2, pi->y + pi->height / 2, 0.5, 0.5);
1685
1686         buf = g_strdup_printf("%s ( %d / %d )",
1687                               _("partial match"),
1688                               g_list_index(list, pi) + 1,
1689                               g_list_length(list));
1690         pan_search_status(pw, buf);
1691         g_free(buf);
1692
1693         g_list_free(list);
1694
1695         return TRUE;
1696 }
1697
1698 static gint valid_date_separator(gchar c)
1699 {
1700         return (c == '/' || c == '-' || c == ' ' || c == '.' || c == ',');
1701 }
1702
1703 static GList *pan_search_by_date_val(PanWindow *pw, PanItemType type,
1704                                      gint year, gint month, gint day,
1705                                      const gchar *key)
1706 {
1707         GList *list = NULL;
1708         GList *work;
1709
1710         work = g_list_last(pw->list_static);
1711         while (work)
1712                 {
1713                 PanItem *pi;
1714
1715                 pi = work->data;
1716                 work = work->prev;
1717
1718                 if (pi->fd && (pi->type == type || type == PAN_ITEM_NONE) &&
1719                     ((!key && !pi->key) || (key && pi->key && strcmp(key, pi->key) == 0)))
1720                         {
1721                         struct tm *tl;
1722
1723                         tl = localtime(&pi->fd->date);
1724                         if (tl)
1725                                 {
1726                                 gint match;
1727
1728                                 match = (tl->tm_year == year - 1900);
1729                                 if (match && month >= 0) match = (tl->tm_mon == month - 1);
1730                                 if (match && day > 0) match = (tl->tm_mday == day);
1731
1732                                 if (match) list = g_list_prepend(list, pi);
1733                                 }
1734                         }
1735                 }
1736
1737         return g_list_reverse(list);
1738 }
1739
1740 static gint pan_search_by_date(PanWindow *pw, const gchar *text)
1741 {
1742         PanItem *pi = NULL;
1743         GList *list = NULL;
1744         GList *found;
1745         gint year;
1746         gint month = -1;
1747         gint day = -1;
1748         gchar *ptr;
1749         gchar *mptr;
1750         struct tm *lt;
1751         time_t t;
1752         gchar *message;
1753         gchar *buf;
1754         gchar *buf_count;
1755
1756         if (!text) return FALSE;
1757
1758         ptr = (gchar *)text;
1759         while (*ptr != '\0')
1760                 {
1761                 if (!g_unichar_isdigit(*ptr) && !valid_date_separator(*ptr)) return FALSE;
1762                 ptr++;
1763                 }
1764
1765         t = time(NULL);
1766         if (t == -1) return FALSE;
1767         lt = localtime(&t);
1768         if (!lt) return FALSE;
1769
1770         if (valid_date_separator(*text))
1771                 {
1772                 year = -1;
1773                 mptr = (gchar *)text;
1774                 }
1775         else
1776                 {
1777                 year = (gint)strtol(text, &mptr, 10);
1778                 if (mptr == text) return FALSE;
1779                 }
1780
1781         if (*mptr != '\0' && valid_date_separator(*mptr))
1782                 {
1783                 gchar *dptr;
1784
1785                 mptr++;
1786                 month = strtol(mptr, &dptr, 10);
1787                 if (dptr == mptr)
1788                         {
1789                         if (valid_date_separator(*dptr))
1790                                 {
1791                                 month = lt->tm_mon + 1;
1792                                 dptr++;
1793                                 }
1794                         else
1795                                 {
1796                                 month = -1;
1797                                 }
1798                         }
1799                 if (dptr != mptr && *dptr != '\0' && valid_date_separator(*dptr))
1800                         {
1801                         gchar *eptr;
1802                         dptr++;
1803                         day = strtol(dptr, &eptr, 10);
1804                         if (dptr == eptr)
1805                                 {
1806                                 day = lt->tm_mday;
1807                                 }
1808                         }
1809                 }
1810
1811         if (year == -1)
1812                 {
1813                 year = lt->tm_year + 1900;
1814                 }
1815         else if (year < 100)
1816                 {
1817                 if (year > 70)
1818                         year+= 1900;
1819                 else
1820                         year+= 2000;
1821                 }
1822
1823         if (year < 1970 ||
1824             month < -1 || month == 0 || month > 12 ||
1825             day < -1 || day == 0 || day > 31) return FALSE;
1826
1827         t = pan_date_to_time(year, month, day);
1828         if (t < 0) return FALSE;
1829
1830         if (pw->layout == PAN_LAYOUT_CALENDAR)
1831                 {
1832                 list = pan_search_by_date_val(pw, PAN_ITEM_BOX, year, month, day, "day");
1833                 }
1834         else
1835                 {
1836                 PanItemType type;
1837
1838                 type = (pw->size > PAN_IMAGE_SIZE_THUMB_LARGE) ? PAN_ITEM_IMAGE : PAN_ITEM_THUMB;
1839                 list = pan_search_by_date_val(pw, type, year, month, day, NULL);
1840                 }
1841
1842         if (list)
1843                 {
1844                 found = g_list_find(list, pw->search_pi);
1845                 if (found && found->next)
1846                         {
1847                         found = found->next;
1848                         pi = found->data;
1849                         }
1850                 else
1851                         {
1852                         pi = list->data;
1853                         }
1854                 }
1855
1856         pw->search_pi = pi;
1857
1858         if (pw->layout == PAN_LAYOUT_CALENDAR && pi && pi->type == PAN_ITEM_BOX)
1859                 {
1860                 pan_info_update(pw, NULL);
1861                 pan_calendar_update(pw, pi);
1862                 image_scroll_to_point(pw->imd,
1863                                       pi->x + pi->width / 2,
1864                                       pi->y + pi->height / 2, 0.5, 0.5);
1865                 }
1866         else if (pi)
1867                 {
1868                 pan_info_update(pw, pi);
1869                 image_scroll_to_point(pw->imd,
1870                                       pi->x - PAN_BOX_BORDER * 5 / 2,
1871                                       pi->y, 0.0, 0.5);
1872                 }
1873
1874         if (month > 0)
1875                 {
1876                 buf = pan_date_value_string(t, PAN_DATE_LENGTH_MONTH);
1877                 if (day > 0)
1878                         {
1879                         gchar *tmp;
1880                         tmp = buf;
1881                         buf = g_strdup_printf("%d %s", day, tmp);
1882                         g_free(tmp);
1883                         }
1884                 }
1885         else
1886                 {
1887                 buf = pan_date_value_string(t, PAN_DATE_LENGTH_YEAR);
1888                 }
1889
1890         if (pi)
1891                 {
1892                 buf_count = g_strdup_printf("( %d / %d )",
1893                                             g_list_index(list, pi) + 1,
1894                                             g_list_length(list));
1895                 }
1896         else
1897                 {
1898                 buf_count = g_strdup_printf("(%s)", _("no match"));
1899                 }
1900
1901         message = g_strdup_printf("%s %s %s", _("Date:"), buf, buf_count);
1902         g_free(buf);
1903         g_free(buf_count);
1904         pan_search_status(pw, message);
1905         g_free(message);
1906
1907         g_list_free(list);
1908
1909         return TRUE;
1910 }
1911
1912 static void pan_search_activate_cb(const gchar *text, gpointer data)
1913 {
1914         PanWindow *pw = data;
1915
1916         if (!text) return;
1917
1918         tab_completion_append_to_history(pw->search_entry, text);
1919
1920         if (pan_search_by_path(pw, text)) return;
1921
1922         if ((pw->layout == PAN_LAYOUT_TIMELINE ||
1923              pw->layout == PAN_LAYOUT_CALENDAR) &&
1924             pan_search_by_date(pw, text))
1925                 {
1926                 return;
1927                 }
1928
1929         if (pan_search_by_partial(pw, text)) return;
1930
1931         pan_search_status(pw, _("no match"));
1932 }
1933
1934 static void pan_search_activate(PanWindow *pw)
1935 {
1936         gchar *text;
1937
1938 #if 0
1939         if (!GTK_WIDGET_VISIBLE(pw->search_box))
1940                 {
1941                 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(pw->search_button), TRUE);
1942                 }
1943 #endif
1944
1945         text = g_strdup(gtk_entry_get_text(GTK_ENTRY(pw->search_entry)));
1946         pan_search_activate_cb(text, pw);
1947         g_free(text);
1948 }
1949
1950 static void pan_search_toggle_cb(GtkWidget *button, gpointer data)
1951 {
1952         PanWindow *pw = data;
1953         gint visible;
1954
1955         visible = GTK_WIDGET_VISIBLE(pw->search_box);
1956         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(button)) == visible) return;
1957
1958         if (visible)
1959                 {
1960                 gtk_widget_hide(pw->search_box);
1961                 gtk_arrow_set(GTK_ARROW(pw->search_button_arrow), GTK_ARROW_UP, GTK_SHADOW_NONE);
1962                 }
1963         else
1964                 {
1965                 gtk_widget_show(pw->search_box);
1966                 gtk_arrow_set(GTK_ARROW(pw->search_button_arrow), GTK_ARROW_DOWN, GTK_SHADOW_NONE);
1967                 gtk_widget_grab_focus(pw->search_entry);
1968                 }
1969 }
1970
1971 static void pan_search_toggle_visible(PanWindow *pw, gint enable)
1972 {
1973         if (pw->fs) return;
1974
1975         if (enable)
1976                 {
1977                 if (GTK_WIDGET_VISIBLE(pw->search_box))
1978                         {
1979                         gtk_widget_grab_focus(pw->search_entry);
1980                         }
1981                 else
1982                         {
1983                         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(pw->search_button), TRUE);
1984                         }
1985                 }
1986         else
1987                 {
1988                 if (GTK_WIDGET_VISIBLE(pw->search_entry))
1989                         {
1990                         if (GTK_WIDGET_HAS_FOCUS(pw->search_entry))
1991                                 {
1992                                 gtk_widget_grab_focus(GTK_WIDGET(pw->imd->widget));
1993                                 }
1994                         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(pw->search_button), FALSE);
1995                         }
1996                 }
1997 }
1998
1999
2000 /*
2001  *-----------------------------------------------------------------------------
2002  * main window
2003  *-----------------------------------------------------------------------------
2004  */
2005
2006 static void button_cb(PixbufRenderer *pr, GdkEventButton *event, gpointer data)
2007 {
2008         PanWindow *pw = data;
2009         PanItem *pi = NULL;
2010         GtkWidget *menu;
2011         gint rx, ry;
2012
2013         rx = ry = 0;
2014         if (pr->scale)
2015                 {
2016                 rx = (double)(pr->x_scroll + event->x - pr->x_offset) / pr->scale;
2017                 ry = (double)(pr->y_scroll + event->y - pr->y_offset) / pr->scale;
2018                 }
2019
2020         pi = pan_item_find_by_coord(pw, PAN_ITEM_BOX, rx, ry, "info");
2021         if (pi && event->button == 1)
2022                 {
2023                 pan_info_update(pw, NULL);
2024                 return;
2025                 }
2026
2027         pi = pan_item_find_by_coord(pw, (pw->size > PAN_IMAGE_SIZE_THUMB_LARGE) ? PAN_ITEM_IMAGE : PAN_ITEM_THUMB,
2028                                     rx, ry, NULL);
2029
2030         switch (event->button)
2031                 {
2032                 case 1:
2033                         pan_info_update(pw, pi);
2034
2035                         if (!pi && pw->layout == PAN_LAYOUT_CALENDAR)
2036                                 {
2037                                 pi = pan_item_find_by_coord(pw, PAN_ITEM_BOX, rx, ry, "day");
2038                                 pan_calendar_update(pw, pi);
2039                                 }
2040                         break;
2041                 case 2:
2042                         break;
2043                 case 3:
2044                         pan_info_update(pw, pi);
2045                         menu = pan_popup_menu(pw);
2046                         gtk_menu_popup (GTK_MENU(menu), NULL, NULL, NULL, NULL, 3, event->time);
2047                         break;
2048                 default:
2049                         break;
2050                 }
2051 }
2052
2053 static void scroll_cb(PixbufRenderer *pr, GdkEventScroll *event, gpointer data)
2054 {
2055 #if 0
2056         PanWindow *pw = data;
2057 #endif
2058         gint w, h;
2059
2060         w = pr->vis_width;
2061         h = pr->vis_height;
2062
2063         if (!(event->state & GDK_SHIFT_MASK))
2064                 {
2065                 w /= 3;
2066                 h /= 3;
2067                 }
2068
2069         if (event->state & GDK_CONTROL_MASK)
2070                 {
2071                 switch (event->direction)
2072                         {
2073                         case GDK_SCROLL_UP:
2074                                 pixbuf_renderer_zoom_adjust_at_point(pr, ZOOM_INCREMENT,
2075                                                                      (gint)event->x, (gint)event->y);
2076                                 break;
2077                         case GDK_SCROLL_DOWN:
2078                                 pixbuf_renderer_zoom_adjust_at_point(pr, -ZOOM_INCREMENT,
2079                                                                      (gint)event->x, (gint)event->y);
2080                                 break;
2081                         default:
2082                                 break;
2083                         }
2084                 }
2085         else
2086                 {
2087                 switch (event->direction)
2088                         {
2089                         case GDK_SCROLL_UP:
2090                                 pixbuf_renderer_scroll(pr, 0, -h);
2091                                 break;
2092                         case GDK_SCROLL_DOWN:
2093                                 pixbuf_renderer_scroll(pr, 0, h);
2094                                 break;
2095                         case GDK_SCROLL_LEFT:
2096                                 pixbuf_renderer_scroll(pr, -w, 0);
2097                                 break;
2098                         case GDK_SCROLL_RIGHT:
2099                                 pixbuf_renderer_scroll(pr, w, 0);
2100                                 break;
2101                         default:
2102                                 break;
2103                         }
2104                 }
2105 }
2106
2107 static void pan_image_set_buttons(PanWindow *pw, ImageWindow *imd)
2108 {
2109         g_signal_connect(G_OBJECT(imd->pr), "clicked",
2110                          G_CALLBACK(button_cb), pw);
2111         g_signal_connect(G_OBJECT(imd->pr), "scroll_event",
2112                          G_CALLBACK(scroll_cb), pw);
2113 }
2114
2115 static void pan_fullscreen_stop_func(FullScreenData *fs, gpointer data)
2116 {
2117         PanWindow *pw = data;
2118
2119         pw->fs = NULL;
2120         pw->imd = pw->imd_normal;
2121 }
2122
2123 static void pan_fullscreen_toggle(PanWindow *pw, gint force_off)
2124 {
2125         if (force_off && !pw->fs) return;
2126
2127         if (pw->fs)
2128                 {
2129                 fullscreen_stop(pw->fs);
2130                 }
2131         else
2132                 {
2133                 pw->fs = fullscreen_start(pw->window, pw->imd, pan_fullscreen_stop_func, pw);
2134                 pan_image_set_buttons(pw, pw->fs->imd);
2135                 g_signal_connect(G_OBJECT(pw->fs->window), "key_press_event",
2136                                  G_CALLBACK(pan_window_key_press_cb), pw);
2137
2138                 pw->imd = pw->fs->imd;
2139                 }
2140 }
2141
2142 static void pan_window_image_zoom_cb(PixbufRenderer *pr, gdouble zoom, gpointer data)
2143 {
2144         PanWindow *pw = data;
2145         gchar *text;
2146
2147         text = image_zoom_get_as_text(pw->imd);
2148         gtk_label_set_text(GTK_LABEL(pw->label_zoom), text);
2149         g_free(text);
2150 }
2151
2152 static void pan_window_image_scroll_notify_cb(PixbufRenderer *pr, gpointer data)
2153 {
2154         PanWindow *pw = data;
2155         GtkAdjustment *adj;
2156         GdkRectangle rect;
2157         gint width, height;
2158
2159         if (pr->scale == 0.0) return;
2160
2161         pixbuf_renderer_get_visible_rect(pr, &rect);
2162         pixbuf_renderer_get_image_size(pr, &width, &height);
2163
2164         adj = gtk_range_get_adjustment(GTK_RANGE(pw->scrollbar_h));
2165         adj->page_size = (gdouble)rect.width;
2166         adj->page_increment = adj->page_size / 2.0;
2167         adj->step_increment = 48.0 / pr->scale;
2168         adj->lower = 0.0;
2169         adj->upper = MAX((gdouble)width, 1.0);
2170         adj->value = (gdouble)rect.x;
2171
2172         pref_signal_block_data(pw->scrollbar_h, pw);
2173         gtk_adjustment_changed(adj);
2174         gtk_adjustment_value_changed(adj);
2175         pref_signal_unblock_data(pw->scrollbar_h, pw);
2176
2177         adj = gtk_range_get_adjustment(GTK_RANGE(pw->scrollbar_v));
2178         adj->page_size = (gdouble)rect.height;
2179         adj->page_increment = adj->page_size / 2.0;
2180         adj->step_increment = 48.0 / pr->scale;
2181         adj->lower = 0.0;
2182         adj->upper = MAX((gdouble)height, 1.0);
2183         adj->value = (gdouble)rect.y;
2184
2185         pref_signal_block_data(pw->scrollbar_v, pw);
2186         gtk_adjustment_changed(adj);
2187         gtk_adjustment_value_changed(adj);
2188         pref_signal_unblock_data(pw->scrollbar_v, pw);
2189 }
2190
2191 static void pan_window_scrollbar_h_value_cb(GtkRange *range, gpointer data)
2192 {
2193         PanWindow *pw = data;
2194         PixbufRenderer *pr;
2195         gint x;
2196
2197         pr = PIXBUF_RENDERER(pw->imd_normal->pr);
2198
2199         if (!pr->scale) return;
2200
2201         x = (gint)gtk_range_get_value(range);
2202
2203         pixbuf_renderer_scroll_to_point(pr, x, (gint)((gdouble)pr->y_scroll / pr->scale), 0.0, 0.0);
2204 }
2205
2206 static void pan_window_scrollbar_v_value_cb(GtkRange *range, gpointer data)
2207 {
2208         PanWindow *pw = data;
2209         PixbufRenderer *pr;
2210         gint y;
2211
2212         pr = PIXBUF_RENDERER(pw->imd_normal->pr);
2213
2214         if (!pr->scale) return;
2215
2216         y = (gint)gtk_range_get_value(range);
2217
2218         pixbuf_renderer_scroll_to_point(pr, (gint)((gdouble)pr->x_scroll / pr->scale), y, 0.0, 0.0);
2219 }
2220
2221 static void pan_window_layout_change_cb(GtkWidget *combo, gpointer data)
2222 {
2223         PanWindow *pw = data;
2224
2225         pw->layout = gtk_combo_box_get_active(GTK_COMBO_BOX(combo));
2226         pan_layout_update(pw);
2227 }
2228
2229 static void pan_window_layout_size_cb(GtkWidget *combo, gpointer data)
2230 {
2231         PanWindow *pw = data;
2232
2233         pw->size = gtk_combo_box_get_active(GTK_COMBO_BOX(combo));
2234         pan_layout_update(pw);
2235 }
2236
2237 #if 0
2238 static void pan_window_date_toggle_cb(GtkWidget *button, gpointer data)
2239 {
2240         PanWindow *pw = data;
2241
2242         pw->exif_date_enable = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(button));
2243         pan_layout_update(pw);
2244 }
2245 #endif
2246
2247 static void pan_window_entry_activate_cb(const gchar *new_text, gpointer data)
2248 {
2249         PanWindow *pw = data;
2250         gchar *path;
2251
2252         path = remove_trailing_slash(new_text);
2253         parse_out_relatives(path);
2254
2255         if (!isdir(path))
2256                 {
2257                 warning_dialog(_("Folder not found"),
2258                                _("The entered path is not a folder"),
2259                                GTK_STOCK_DIALOG_WARNING, pw->path_entry);
2260                 }
2261         else
2262                 {
2263                 tab_completion_append_to_history(pw->path_entry, path);
2264
2265                 pan_layout_set_path(pw, path);
2266                 }
2267
2268         g_free(path);
2269 }
2270
2271 static void pan_window_entry_change_cb(GtkWidget *combo, gpointer data)
2272 {
2273         PanWindow *pw = data;
2274         gchar *text;
2275
2276         if (gtk_combo_box_get_active(GTK_COMBO_BOX(combo)) < 0) return;
2277
2278         text = g_strdup(gtk_entry_get_text(GTK_ENTRY(pw->path_entry)));
2279         pan_window_entry_activate_cb(text, pw);
2280         g_free(text);
2281 }
2282
2283 static void pan_window_close(PanWindow *pw)
2284 {
2285         pan_window_list = g_list_remove(pan_window_list, pw);
2286
2287         pref_list_int_set(PAN_PREF_GROUP, PAN_PREF_EXIF_PAN_DATE, pw->exif_date_enable);
2288         pref_list_int_set(PAN_PREF_GROUP, PAN_PREF_INFO_IMAGE, pw->info_image_size);
2289         pref_list_int_set(PAN_PREF_GROUP, PAN_PREF_INFO_EXIF, pw->info_includes_exif);
2290
2291         if (pw->idle_id != -1)
2292                 {
2293                 g_source_remove(pw->idle_id);
2294                 }
2295
2296         pan_fullscreen_toggle(pw, TRUE);
2297         gtk_widget_destroy(pw->window);
2298
2299         pan_window_items_free(pw);
2300         pan_cache_free(pw);
2301
2302         g_free(pw->path);
2303
2304         g_free(pw);
2305 }
2306
2307 static gint pan_window_delete_cb(GtkWidget *w, GdkEventAny *event, gpointer data)
2308 {
2309         PanWindow *pw = data;
2310
2311         pan_window_close(pw);
2312         return TRUE;
2313 }
2314
2315 static void pan_window_new_real(const gchar *path)
2316 {
2317         PanWindow *pw;
2318         GtkWidget *vbox;
2319         GtkWidget *box;
2320         GtkWidget *combo;
2321         GtkWidget *hbox;
2322         GtkWidget *frame;
2323         GtkWidget *table;
2324         GdkGeometry geometry;
2325
2326         pw = g_new0(PanWindow, 1);
2327
2328         pw->path = g_strdup(path);
2329         pw->layout = PAN_LAYOUT_TIMELINE;
2330         pw->size = PAN_IMAGE_SIZE_THUMB_NORMAL;
2331         pw->thumb_size = PAN_THUMB_SIZE_NORMAL;
2332         pw->thumb_gap = PAN_THUMB_GAP_NORMAL;
2333
2334         if (!pref_list_int_get(PAN_PREF_GROUP, PAN_PREF_EXIF_PAN_DATE, &pw->exif_date_enable))
2335                 {
2336                 pw->exif_date_enable = FALSE;
2337                 }
2338         if (!pref_list_int_get(PAN_PREF_GROUP, PAN_PREF_INFO_IMAGE, &pw->info_image_size))
2339                 {
2340                 pw->info_image_size = PAN_IMAGE_SIZE_THUMB_NONE;
2341                 }
2342         if (!pref_list_int_get(PAN_PREF_GROUP, PAN_PREF_INFO_EXIF, &pw->info_includes_exif))
2343                 {
2344                 pw->info_includes_exif = TRUE;
2345                 }
2346
2347         pw->ignore_symlinks = TRUE;
2348
2349         pw->list = NULL;
2350         pw->list_static = NULL;
2351         pw->list_grid = NULL;
2352
2353         pw->fs = NULL;
2354         pw->overlay_id = -1;
2355         pw->idle_id = -1;
2356
2357         pw->window = window_new(GTK_WINDOW_TOPLEVEL, "panview", NULL, NULL, _("Pan View"));
2358
2359         geometry.min_width = 8;
2360         geometry.min_height = 8;
2361         gtk_window_set_geometry_hints(GTK_WINDOW(pw->window), NULL, &geometry, GDK_HINT_MIN_SIZE);
2362
2363         gtk_window_set_resizable(GTK_WINDOW(pw->window), TRUE);
2364         gtk_container_set_border_width(GTK_CONTAINER(pw->window), 0);
2365
2366         vbox = gtk_vbox_new(FALSE, 0);
2367         gtk_container_add(GTK_CONTAINER(pw->window), vbox);
2368         gtk_widget_show(vbox);
2369
2370         box = pref_box_new(vbox, FALSE, GTK_ORIENTATION_HORIZONTAL, PREF_PAD_SPACE);
2371
2372         pref_spacer(box, 0);
2373         pref_label_new(box, _("Location:"));
2374         combo = tab_completion_new_with_history(&pw->path_entry, path, "pan_view_path", -1,
2375                                                 pan_window_entry_activate_cb, pw);
2376         g_signal_connect(G_OBJECT(pw->path_entry->parent), "changed",
2377                          G_CALLBACK(pan_window_entry_change_cb), pw);
2378         gtk_box_pack_start(GTK_BOX(box), combo, TRUE, TRUE, 0);
2379         gtk_widget_show(combo);
2380
2381         combo = gtk_combo_box_new_text();
2382         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Timeline"));
2383         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Calendar"));
2384         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Folders"));
2385         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Folders (flower)"));
2386         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Grid"));
2387
2388         gtk_combo_box_set_active(GTK_COMBO_BOX(combo), pw->layout);
2389         g_signal_connect(G_OBJECT(combo), "changed",
2390                          G_CALLBACK(pan_window_layout_change_cb), pw);
2391         gtk_box_pack_start(GTK_BOX(box), combo, FALSE, FALSE, 0);
2392         gtk_widget_show(combo);
2393
2394         combo = gtk_combo_box_new_text();
2395         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Dots"));
2396         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("No Images"));
2397         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Small Thumbnails"));
2398         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Normal Thumbnails"));
2399         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Large Thumbnails"));
2400         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("1:10 (10%)"));
2401         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("1:4 (25%)"));
2402         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("1:3 (33%)"));
2403         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("1:2 (50%)"));
2404         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("1:1 (100%)"));
2405
2406         gtk_combo_box_set_active(GTK_COMBO_BOX(combo), pw->size);
2407         g_signal_connect(G_OBJECT(combo), "changed",
2408                          G_CALLBACK(pan_window_layout_size_cb), pw);
2409         gtk_box_pack_start(GTK_BOX(box), combo, FALSE, FALSE, 0);
2410         gtk_widget_show(combo);
2411
2412         table = pref_table_new(vbox, 2, 2, FALSE, TRUE);
2413         gtk_table_set_row_spacings(GTK_TABLE(table), 2);
2414         gtk_table_set_col_spacings(GTK_TABLE(table), 2);
2415
2416         pw->imd = image_new(TRUE);
2417         pw->imd_normal = pw->imd;
2418
2419         g_signal_connect(G_OBJECT(pw->imd->pr), "zoom",
2420                          G_CALLBACK(pan_window_image_zoom_cb), pw);
2421         g_signal_connect(G_OBJECT(pw->imd->pr), "scroll_notify",
2422                          G_CALLBACK(pan_window_image_scroll_notify_cb), pw);
2423
2424         gtk_table_attach(GTK_TABLE(table), pw->imd->widget, 0, 1, 0, 1,
2425                          GTK_FILL | GTK_EXPAND, GTK_FILL | GTK_EXPAND, 0, 0);
2426         gtk_widget_show(GTK_WIDGET(pw->imd->widget));
2427
2428         pan_window_dnd_init(pw);
2429
2430         pan_image_set_buttons(pw, pw->imd);
2431
2432         pw->scrollbar_h = gtk_hscrollbar_new(NULL);
2433         g_signal_connect(G_OBJECT(pw->scrollbar_h), "value_changed",
2434                          G_CALLBACK(pan_window_scrollbar_h_value_cb), pw);
2435         gtk_table_attach(GTK_TABLE(table), pw->scrollbar_h, 0, 1, 1, 2,
2436                          GTK_FILL | GTK_EXPAND, 0, 0, 0);
2437         gtk_widget_show(pw->scrollbar_h);
2438
2439         pw->scrollbar_v = gtk_vscrollbar_new(NULL);
2440         g_signal_connect(G_OBJECT(pw->scrollbar_v), "value_changed",
2441                          G_CALLBACK(pan_window_scrollbar_v_value_cb), pw);
2442         gtk_table_attach(GTK_TABLE(table), pw->scrollbar_v, 1, 2, 0, 1,
2443                          0, GTK_FILL | GTK_EXPAND, 0, 0);
2444         gtk_widget_show(pw->scrollbar_v);
2445
2446         /* find bar */
2447
2448         pw->search_box = gtk_hbox_new(FALSE, PREF_PAD_SPACE);
2449         gtk_box_pack_start(GTK_BOX(vbox), pw->search_box, FALSE, FALSE, 2);
2450
2451         pref_spacer(pw->search_box, 0);
2452         pref_label_new(pw->search_box, _("Find:"));
2453
2454         hbox = gtk_hbox_new(TRUE, PREF_PAD_SPACE);
2455         gtk_box_pack_start(GTK_BOX(pw->search_box), hbox, TRUE, TRUE, 0);
2456         gtk_widget_show(hbox);
2457
2458         combo = tab_completion_new_with_history(&pw->search_entry, "", "pan_view_search", -1,
2459                                                 pan_search_activate_cb, pw);
2460         gtk_box_pack_start(GTK_BOX(hbox), combo, TRUE, TRUE, 0);
2461         gtk_widget_show(combo);
2462
2463         pw->search_label = gtk_label_new("");
2464         gtk_box_pack_start(GTK_BOX(hbox), pw->search_label, TRUE, TRUE, 0);
2465         gtk_widget_show(pw->search_label);
2466
2467         /* status bar */
2468
2469         box = pref_box_new(vbox, FALSE, GTK_ORIENTATION_HORIZONTAL, 0);
2470
2471         frame = gtk_frame_new(NULL);
2472         gtk_frame_set_shadow_type(GTK_FRAME(frame), GTK_SHADOW_IN);
2473         gtk_widget_set_size_request(frame, ZOOM_LABEL_WIDTH, -1);
2474         gtk_box_pack_start(GTK_BOX(box), frame, TRUE, TRUE, 0);
2475         gtk_widget_show(frame);
2476
2477         hbox = gtk_hbox_new(FALSE, PREF_PAD_SPACE);
2478         gtk_container_add(GTK_CONTAINER(frame), hbox);
2479         gtk_widget_show(hbox);
2480
2481         pref_spacer(hbox, 0);
2482         pw->label_message = pref_label_new(hbox, "");
2483
2484         frame = gtk_frame_new(NULL);
2485         gtk_frame_set_shadow_type(GTK_FRAME(frame), GTK_SHADOW_IN);
2486         gtk_widget_set_size_request(frame, ZOOM_LABEL_WIDTH, -1);
2487         gtk_box_pack_end(GTK_BOX(box), frame, FALSE, FALSE, 0);
2488         gtk_widget_show(frame);
2489
2490         pw->label_zoom = gtk_label_new("");
2491         gtk_container_add(GTK_CONTAINER(frame), pw->label_zoom);
2492         gtk_widget_show(pw->label_zoom);
2493
2494 #if 0
2495         pw->date_button = pref_checkbox_new(box, _("Use Exif date"), pw->exif_date_enable,
2496                                             G_CALLBACK(pan_window_date_toggle_cb), pw);
2497 #endif
2498
2499         pw->search_button = gtk_toggle_button_new();
2500         gtk_button_set_relief(GTK_BUTTON(pw->search_button), GTK_RELIEF_NONE);
2501         gtk_button_set_focus_on_click(GTK_BUTTON(pw->search_button), FALSE);
2502         hbox = gtk_hbox_new(FALSE, PREF_PAD_GAP);
2503         gtk_container_add(GTK_CONTAINER(pw->search_button), hbox);
2504         gtk_widget_show(hbox);
2505         pw->search_button_arrow = gtk_arrow_new(GTK_ARROW_UP, GTK_SHADOW_NONE);
2506         gtk_box_pack_start(GTK_BOX(hbox), pw->search_button_arrow, FALSE, FALSE, 0);
2507         gtk_widget_show(pw->search_button_arrow);
2508         pref_label_new(hbox, _("Find"));
2509
2510         gtk_box_pack_end(GTK_BOX(box), pw->search_button, FALSE, FALSE, 0);
2511         gtk_widget_show(pw->search_button);
2512         g_signal_connect(G_OBJECT(pw->search_button), "clicked",
2513                          G_CALLBACK(pan_search_toggle_cb), pw);
2514
2515         g_signal_connect(G_OBJECT(pw->window), "delete_event",
2516                          G_CALLBACK(pan_window_delete_cb), pw);
2517         g_signal_connect(G_OBJECT(pw->window), "key_press_event",
2518                          G_CALLBACK(pan_window_key_press_cb), pw);
2519
2520         gtk_window_set_default_size(GTK_WINDOW(pw->window), PAN_WINDOW_DEFAULT_WIDTH, PAN_WINDOW_DEFAULT_HEIGHT);
2521
2522         pan_layout_update(pw);
2523
2524         gtk_widget_grab_focus(GTK_WIDGET(pw->imd->widget));
2525         gtk_widget_show(pw->window);
2526
2527         pan_window_list = g_list_append(pan_window_list, pw);
2528 }
2529
2530 /*
2531  *-----------------------------------------------------------------------------
2532  * peformance warnings
2533  *-----------------------------------------------------------------------------
2534  */
2535
2536 static void pan_warning_ok_cb(GenericDialog *gd, gpointer data)
2537 {
2538         gchar *path = data;
2539
2540         generic_dialog_close(gd);
2541
2542         pan_window_new_real(path);
2543         g_free(path);
2544 }
2545
2546 static void pan_warning_hide_cb(GtkWidget *button, gpointer data)
2547 {
2548         gint hide_dlg;
2549
2550         hide_dlg = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(button));
2551         pref_list_int_set(PAN_PREF_GROUP, PAN_PREF_HIDE_WARNING, hide_dlg);
2552 }
2553
2554 static gint pan_warning(const gchar *path)
2555 {
2556         GenericDialog *gd;
2557         GtkWidget *box;
2558         GtkWidget *group;
2559         GtkWidget *button;
2560         GtkWidget *ct_button;
2561         gint hide_dlg;
2562
2563         if (path && strcmp(path, "/") == 0)
2564                 {
2565                 pan_warning_folder(path, NULL);
2566                 return TRUE;
2567                 }
2568
2569         if (options->thumbnails.enable_caching &&
2570             options->thumbnails.spec_standard) return FALSE;
2571
2572         if (!pref_list_int_get(PAN_PREF_GROUP, PAN_PREF_HIDE_WARNING, &hide_dlg)) hide_dlg = FALSE;
2573         if (hide_dlg) return FALSE;
2574
2575         gd = generic_dialog_new(_("Pan View Performance"), GQ_WMCLASS, "pan_view_warning", NULL, FALSE,
2576                                 NULL, NULL);
2577         gd->data = g_strdup(path);
2578         generic_dialog_add_button(gd, GTK_STOCK_OK, NULL,
2579                                   pan_warning_ok_cb, TRUE);
2580
2581         box = generic_dialog_add_message(gd, GTK_STOCK_DIALOG_INFO,
2582                                          _("Pan view performance may be poor."),
2583                                          _("To improve performance of thumbnails in the pan view the"
2584                                            " following options can be enabled. Note that both options"
2585                                            " must be enabled to notice a change in performance."));
2586
2587         group = pref_box_new(box, FALSE, GTK_ORIENTATION_HORIZONTAL, 0);
2588         pref_spacer(group, PREF_PAD_INDENT);
2589         group = pref_box_new(group, TRUE, GTK_ORIENTATION_VERTICAL, PREF_PAD_GAP);
2590
2591         ct_button = pref_checkbox_new_int(group, _("Cache thumbnails"),
2592                                           options->thumbnails.enable_caching, &options->thumbnails.enable_caching);
2593         button = pref_checkbox_new_int(group, _("Use shared thumbnail cache"),
2594                                        options->thumbnails.spec_standard, &options->thumbnails.spec_standard);
2595         pref_checkbox_link_sensitivity(ct_button, button);
2596
2597         pref_line(box, 0);
2598
2599         pref_checkbox_new(box, _("Do not show this dialog again"), hide_dlg,
2600                           G_CALLBACK(pan_warning_hide_cb), NULL);
2601
2602         gtk_widget_show(gd->dialog);
2603
2604         return TRUE;
2605 }
2606
2607
2608 /*
2609  *-----------------------------------------------------------------------------
2610  * entry point
2611  *-----------------------------------------------------------------------------
2612  */
2613
2614 void pan_window_new(const gchar *path)
2615 {
2616         if (pan_warning(path)) return;
2617
2618         pan_window_new_real(path);
2619 }
2620
2621
2622 /*
2623  *-----------------------------------------------------------------------------
2624  * menus
2625  *-----------------------------------------------------------------------------
2626  */
2627
2628 #define INFO_IMAGE_SIZE_KEY "image_size_data"
2629
2630
2631 static void pan_new_window_cb(GtkWidget *widget, gpointer data)
2632 {
2633         PanWindow *pw = data;
2634         FileData *fd;
2635
2636         fd = pan_menu_click_fd(pw);
2637         if (fd)
2638                 {
2639                 pan_fullscreen_toggle(pw, TRUE);
2640                 view_window_new(fd);
2641                 }
2642 }
2643
2644 static void pan_edit_cb(GtkWidget *widget, gpointer data)
2645 {
2646         PanWindow *pw;
2647         FileData *fd;
2648         gint n;
2649
2650         pw = submenu_item_get_data(widget);
2651         n = GPOINTER_TO_INT(data);
2652         if (!pw) return;
2653
2654         fd = pan_menu_click_fd(pw);
2655         if (fd)
2656                 {
2657                 if (!editor_window_flag_set(n))
2658                         {
2659                         pan_fullscreen_toggle(pw, TRUE);
2660                         }
2661                 start_editor_from_file(n, fd);
2662                 }
2663 }
2664
2665 static void pan_info_cb(GtkWidget *widget, gpointer data)
2666 {
2667         PanWindow *pw = data;
2668         FileData *fd;
2669
2670         fd = pan_menu_click_fd(pw);
2671         if (fd) info_window_new(fd, NULL);
2672 }
2673
2674 static void pan_zoom_in_cb(GtkWidget *widget, gpointer data)
2675 {
2676         PanWindow *pw = data;
2677
2678         image_zoom_adjust(pw->imd, ZOOM_INCREMENT);
2679 }
2680
2681 static void pan_zoom_out_cb(GtkWidget *widget, gpointer data)
2682 {
2683         PanWindow *pw = data;
2684
2685         image_zoom_adjust(pw->imd, -ZOOM_INCREMENT);
2686 }
2687
2688 static void pan_zoom_1_1_cb(GtkWidget *widget, gpointer data)
2689 {
2690         PanWindow *pw = data;
2691
2692         image_zoom_set(pw->imd, 1.0);
2693 }
2694
2695 static void pan_copy_cb(GtkWidget *widget, gpointer data)
2696 {
2697         PanWindow *pw = data;
2698         FileData *fd;
2699
2700         fd = pan_menu_click_fd(pw);
2701         if (fd) file_util_copy(fd, NULL, NULL, pw->imd->widget);
2702 }
2703
2704 static void pan_move_cb(GtkWidget *widget, gpointer data)
2705 {
2706         PanWindow *pw = data;
2707         FileData *fd;
2708
2709         fd = pan_menu_click_fd(pw);
2710         if (fd) file_util_move(fd, NULL, NULL, pw->imd->widget);
2711 }
2712
2713 static void pan_rename_cb(GtkWidget *widget, gpointer data)
2714 {
2715         PanWindow *pw = data;
2716         FileData *fd;
2717
2718         fd = pan_menu_click_fd(pw);
2719         if (fd) file_util_rename(fd, NULL, pw->imd->widget);
2720 }
2721
2722 static void pan_delete_cb(GtkWidget *widget, gpointer data)
2723 {
2724         PanWindow *pw = data;
2725         FileData *fd;
2726
2727         fd = pan_menu_click_fd(pw);
2728         if (fd) file_util_delete(fd, NULL, pw->imd->widget);
2729 }
2730
2731 static void pan_exif_date_toggle_cb(GtkWidget *widget, gpointer data)
2732 {
2733         PanWindow *pw = data;
2734
2735         pw->exif_date_enable = gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget));
2736         pan_layout_update(pw);
2737 }
2738
2739 static void pan_info_toggle_exif_cb(GtkWidget *widget, gpointer data)
2740 {
2741         PanWindow *pw = data;
2742
2743         pw->info_includes_exif = gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget));
2744         /* fixme: sync info now */
2745 }
2746
2747 static void pan_info_toggle_image_cb(GtkWidget *widget, gpointer data)
2748 {
2749         PanWindow *pw = data;
2750
2751         pw->info_image_size = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(widget), INFO_IMAGE_SIZE_KEY));
2752         /* fixme: sync info now */
2753 }
2754
2755 static void pan_fullscreen_cb(GtkWidget *widget, gpointer data)
2756 {
2757         PanWindow *pw = data;
2758
2759         pan_fullscreen_toggle(pw, FALSE);
2760 }
2761
2762 static void pan_close_cb(GtkWidget *widget, gpointer data)
2763 {
2764         PanWindow *pw = data;
2765
2766         pan_window_close(pw);
2767 }
2768
2769 static GtkWidget *pan_popup_menu(PanWindow *pw)
2770 {
2771         GtkWidget *menu;
2772         GtkWidget *submenu;
2773         GtkWidget *item;
2774         gint active;
2775
2776         active = (pw->click_pi != NULL);
2777
2778         menu = popup_menu_short_lived();
2779
2780         menu_item_add_stock(menu, _("Zoom _in"), GTK_STOCK_ZOOM_IN,
2781                             G_CALLBACK(pan_zoom_in_cb), pw);
2782         menu_item_add_stock(menu, _("Zoom _out"), GTK_STOCK_ZOOM_OUT,
2783                             G_CALLBACK(pan_zoom_out_cb), pw);
2784         menu_item_add_stock(menu, _("Zoom _1:1"), GTK_STOCK_ZOOM_100,
2785                             G_CALLBACK(pan_zoom_1_1_cb), pw);
2786         menu_item_add_divider(menu);
2787
2788         submenu_add_edit(menu, &item, G_CALLBACK(pan_edit_cb), pw);
2789         gtk_widget_set_sensitive(item, active);
2790
2791         menu_item_add_stock_sensitive(menu, _("_Properties"), GTK_STOCK_PROPERTIES, active,
2792                                       G_CALLBACK(pan_info_cb), pw);
2793
2794         menu_item_add_stock_sensitive(menu, _("View in _new window"), GTK_STOCK_NEW, active,
2795                                       G_CALLBACK(pan_new_window_cb), pw);
2796
2797         menu_item_add_divider(menu);
2798         menu_item_add_stock_sensitive(menu, _("_Copy..."), GTK_STOCK_COPY, active,
2799                                       G_CALLBACK(pan_copy_cb), pw);
2800         menu_item_add_sensitive(menu, _("_Move..."), active,
2801                                 G_CALLBACK(pan_move_cb), pw);
2802         menu_item_add_sensitive(menu, _("_Rename..."), active,
2803                                 G_CALLBACK(pan_rename_cb), pw);
2804         menu_item_add_stock_sensitive(menu, _("_Delete..."), GTK_STOCK_DELETE, active,
2805                                       G_CALLBACK(pan_delete_cb), pw);
2806
2807         menu_item_add_divider(menu);
2808         item = menu_item_add_check(menu, _("Sort by E_xif date"), pw->exif_date_enable,
2809                                    G_CALLBACK(pan_exif_date_toggle_cb), pw);
2810         gtk_widget_set_sensitive(item, (pw->layout == PAN_LAYOUT_TIMELINE || pw->layout == PAN_LAYOUT_CALENDAR));
2811
2812         menu_item_add_divider(menu);
2813
2814         menu_item_add_check(menu, _("_Show Exif information"), pw->info_includes_exif,
2815                             G_CALLBACK(pan_info_toggle_exif_cb), pw);
2816         item = menu_item_add(menu, _("Show im_age"), NULL, NULL);
2817         submenu = gtk_menu_new();
2818         gtk_menu_item_set_submenu(GTK_MENU_ITEM(item), submenu);
2819
2820         item = menu_item_add_check(submenu, _("_None"), (pw->info_image_size == PAN_IMAGE_SIZE_THUMB_NONE),
2821                                    G_CALLBACK(pan_info_toggle_image_cb), pw);
2822         g_object_set_data(G_OBJECT(item), INFO_IMAGE_SIZE_KEY, GINT_TO_POINTER(PAN_IMAGE_SIZE_THUMB_NONE));
2823
2824         item = menu_item_add_check(submenu, _("_Full size"), (pw->info_image_size == PAN_IMAGE_SIZE_100),
2825                                    G_CALLBACK(pan_info_toggle_image_cb), pw);
2826         g_object_set_data(G_OBJECT(item), INFO_IMAGE_SIZE_KEY, GINT_TO_POINTER(PAN_IMAGE_SIZE_100));
2827
2828         item = menu_item_add_check(submenu, _("1:2 (50%)"), (pw->info_image_size == PAN_IMAGE_SIZE_50),
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_50));
2831
2832         item = menu_item_add_check(submenu, _("1:3 (33%)"), (pw->info_image_size == PAN_IMAGE_SIZE_33),
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_33));
2835
2836         item = menu_item_add_check(submenu, _("1:4 (25%)"), (pw->info_image_size == PAN_IMAGE_SIZE_25),
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_25));
2839
2840         item = menu_item_add_check(submenu, _("1:10 (10%)"), (pw->info_image_size == PAN_IMAGE_SIZE_10),
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_10));
2843
2844
2845
2846         menu_item_add_divider(menu);
2847
2848         if (pw->fs)
2849                 {
2850                 menu_item_add(menu, _("Exit _full screen"), G_CALLBACK(pan_fullscreen_cb), pw);
2851                 }
2852         else
2853                 {
2854                 menu_item_add(menu, _("_Full screen"), G_CALLBACK(pan_fullscreen_cb), pw);
2855                 }
2856
2857         menu_item_add_divider(menu);
2858         menu_item_add_stock(menu, _("C_lose window"), GTK_STOCK_CLOSE, G_CALLBACK(pan_close_cb), pw);
2859
2860         return menu;
2861 }
2862
2863
2864 /*
2865  *-----------------------------------------------------------------------------
2866  * drag and drop
2867  *-----------------------------------------------------------------------------
2868  */
2869
2870 static void pan_window_get_dnd_data(GtkWidget *widget, GdkDragContext *context,
2871                                     gint x, gint y,
2872                                     GtkSelectionData *selection_data, guint info,
2873                                     guint time, gpointer data)
2874 {
2875         PanWindow *pw = data;
2876
2877         if (gtk_drag_get_source_widget(context) == pw->imd->pr) return;
2878
2879         if (info == TARGET_URI_LIST)
2880                 {
2881                 GList *list;
2882
2883                 list = uri_filelist_from_text((gchar *)selection_data->data, TRUE);
2884                 if (list && isdir(((FileData *)list->data)->path))
2885                         {
2886                         FileData *fd = list->data;
2887
2888                         pan_layout_set_path(pw, fd->path);
2889                         }
2890
2891                 filelist_free(list);
2892                 }
2893 }
2894
2895 static void pan_window_set_dnd_data(GtkWidget *widget, GdkDragContext *context,
2896                                     GtkSelectionData *selection_data, guint info,
2897                                     guint time, gpointer data)
2898 {
2899         PanWindow *pw = data;
2900         FileData *fd;
2901
2902         fd = pan_menu_click_fd(pw);
2903         if (fd)
2904                 {
2905                 gchar *text = NULL;
2906                 gint len;
2907                 gint plain_text;
2908                 GList *list;
2909
2910                 switch (info)
2911                         {
2912                         case TARGET_URI_LIST:
2913                                 plain_text = FALSE;
2914                                 break;
2915                         case TARGET_TEXT_PLAIN:
2916                         default:
2917                                 plain_text = TRUE;
2918                                 break;
2919                         }
2920                 list = g_list_append(NULL, fd);
2921                 text = uri_text_from_filelist(list, &len, plain_text);
2922                 g_list_free(list);
2923                 if (text)
2924                         {
2925                         gtk_selection_data_set (selection_data, selection_data->target,
2926                                                 8, (guchar *)text, len);
2927                         g_free(text);
2928                         }
2929                 }
2930         else
2931                 {
2932                 gtk_selection_data_set (selection_data, selection_data->target,
2933                                         8, NULL, 0);
2934                 }
2935 }
2936
2937 static void pan_window_dnd_init(PanWindow *pw)
2938 {
2939         GtkWidget *widget;
2940
2941         widget = pw->imd->pr;
2942
2943         gtk_drag_source_set(widget, GDK_BUTTON2_MASK,
2944                             dnd_file_drag_types, dnd_file_drag_types_count,
2945                             GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
2946         g_signal_connect(G_OBJECT(widget), "drag_data_get",
2947                          G_CALLBACK(pan_window_set_dnd_data), pw);
2948
2949         gtk_drag_dest_set(widget,
2950                           GTK_DEST_DEFAULT_MOTION | GTK_DEST_DEFAULT_DROP,
2951                           dnd_file_drop_types, dnd_file_drop_types_count,
2952                           GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
2953         g_signal_connect(G_OBJECT(widget), "drag_data_received",
2954                          G_CALLBACK(pan_window_get_dnd_data), pw);
2955 }
2956
2957 /*
2958  *-----------------------------------------------------------------------------
2959  * maintenance (for rename, move, remove)
2960  *-----------------------------------------------------------------------------
2961  */
2962