src/pan-view.c

   1 /*
   2  * Geeqie
   3  * (C) 2006 John Ellis
   4  * Copyright (C) 2008 The Geeqie Team
   5  *
   6  * Author: John Ellis
   7  *
   8  * This software is released under the GNU General Public License (GNU GPL).
   9  * Please read the included file COPYING for more information.
  10  * This software comes with no warranty of any kind, use at your own risk!
  11  */
  12
  13
  14 #include "main.h"
  15 #include "pan-view.h"
  16
  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 "pan-types.h"
  26 #include "thumb.h"
  27 #include "utilops.h"
  28 #include "ui_bookmark.h"
  29 #include "ui_fileops.h"
  30 #include "ui_menu.h"
  31 #include "ui_tabcomp.h"
  32 #include "ui_utildlg.h"
  33 #include "window.h"
  34
  35 #include <gdk/gdkkeysyms.h> /* for keyboard values */
  36
  37 #include <math.h>
  38
  39
  40 #define PAN_WINDOW_DEFAULT_WIDTH 720
  41 #define PAN_WINDOW_DEFAULT_HEIGHT 500
  42
  43 #define PAN_TILE_SIZE 512
  44
  45 #define ZOOM_INCREMENT 1.0
  46 #define ZOOM_LABEL_WIDTH 64
  47
  48
  49 #define PAN_PREF_GROUP          "pan_view_options"
  50 #define PAN_PREF_HIDE_WARNING   "hide_performance_warning"
  51 #define PAN_PREF_EXIF_PAN_DATE  "use_exif_date"
  52 #define PAN_PREF_INFO_IMAGE     "info_image_size"
  53 #define PAN_PREF_INFO_EXIF      "info_includes_exif"
  54
  55
  56 static GList *pan_window_list = NULL;
  57
  58
  59 static void pan_layout_update_idle(PanWindow *pw);
  60
  61 static void pan_fullscreen_toggle(PanWindow *pw, gint force_off);
  62
  63 static void pan_search_toggle_visible(PanWindow *pw, gint enable);
  64 static void pan_search_activate(PanWindow *pw);
  65
  66 static void pan_window_close(PanWindow *pw);
  67
  68 static GtkWidget *pan_popup_menu(PanWindow *pw);
  69
  70 static void pan_window_dnd_init(PanWindow *pw);
  71
  72
  73 /*
  74  *-----------------------------------------------------------------------------
  75  * the image/thumb loader queue
  76  *-----------------------------------------------------------------------------
  77  */
  78
  79 static gint pan_queue_step(PanWindow *pw);
  80
  81
  82 static void pan_queue_thumb_done_cb(ThumbLoader *tl, gpointer data)
  83 {
  84         PanWindow *pw = data;
  85
  86         if (pw->queue_pi)
  87                 {
  88                 PanItem *pi;
  89                 gint rc;
  90
  91                 pi = pw->queue_pi;
  92                 pw->queue_pi = NULL;
  93
  94                 pi->queued = FALSE;
  95
  96                 if (pi->pixbuf) g_object_unref(pi->pixbuf);
  97                 pi->pixbuf = thumb_loader_get_pixbuf(tl, TRUE);
  98
  99                 rc = pi->refcount;
 100                 image_area_changed(pw->imd, pi->x, pi->y, pi->width, pi->height);
 101                 pi->refcount = rc;
 102                 }
 103
 104         thumb_loader_free(pw->tl);
 105         pw->tl = NULL;
 106
 107         while (pan_queue_step(pw));
 108 }
 109
 110 static void pan_queue_image_done_cb(ImageLoader *il, gpointer data)
 111 {
 112         PanWindow *pw = data;
 113
 114         if (pw->queue_pi)
 115                 {
 116                 PanItem *pi;
 117                 gint rc;
 118
 119                 pi = pw->queue_pi;
 120                 pw->queue_pi = NULL;
 121
 122                 pi->queued = FALSE;
 123
 124                 if (pi->pixbuf) g_object_unref(pi->pixbuf);
 125                 pi->pixbuf = image_loader_get_pixbuf(pw->il);
 126                 if (pi->pixbuf) g_object_ref(pi->pixbuf);
 127
 128                 if (pi->pixbuf && pw->size != PAN_IMAGE_SIZE_100 &&
 129                     (gdk_pixbuf_get_width(pi->pixbuf) > pi->width ||
 130                      gdk_pixbuf_get_height(pi->pixbuf) > pi->height))
 131                         {
 132                         GdkPixbuf *tmp;
 133
 134                         tmp = pi->pixbuf;
 135                         pi->pixbuf = gdk_pixbuf_scale_simple(tmp, pi->width, pi->height,
 136                                                              (GdkInterpType)options->image.zoom_quality);
 137                         g_object_unref(tmp);
 138                         }
 139
 140                 rc = pi->refcount;
 141                 image_area_changed(pw->imd, pi->x, pi->y, pi->width, pi->height);
 142                 pi->refcount = rc;
 143                 }
 144
 145         image_loader_free(pw->il);
 146         pw->il = NULL;
 147
 148         while (pan_queue_step(pw));
 149 }
 150
 151 #if 0
 152 static void pan_queue_image_area_cb(ImageLoader *il, guint x, guint y,
 153                                     guint width, guint height, gpointer data)
 154 {
 155         PanWindow *pw = data;
 156
 157         if (pw->queue_pi)
 158                 {
 159                 PanItem *pi;
 160                 gint rc;
 161
 162                 pi = pw->queue_pi;
 163
 164                 if (!pi->pixbuf)
 165                         {
 166                         pi->pixbuf = image_loader_get_pixbuf(pw->il);
 167                         if (pi->pixbuf) g_object_ref(pi->pixbuf);
 168                         }
 169
 170                 rc = pi->refcount;
 171                 image_area_changed(pw->imd, pi->x + x, pi->y + y, width, height);
 172                 pi->refcount = rc;
 173                 }
 174 }
 175 #endif
 176
 177 static gint pan_queue_step(PanWindow *pw)
 178 {
 179         PanItem *pi;
 180
 181         if (!pw->queue) return FALSE;
 182
 183         pi = pw->queue->data;
 184         pw->queue = g_list_remove(pw->queue, pi);
 185         pw->queue_pi = pi;
 186
 187         if (!pw->queue_pi->fd)
 188                 {
 189                 pw->queue_pi->queued = FALSE;
 190                 pw->queue_pi = NULL;
 191                 return TRUE;
 192                 }
 193
 194         image_loader_free(pw->il);
 195         pw->il = NULL;
 196         thumb_loader_free(pw->tl);
 197         pw->tl = NULL;
 198
 199         if (pi->type == PAN_ITEM_IMAGE)
 200                 {
 201                 pw->il = image_loader_new(pi->fd);
 202
 203                 if (pw->size != PAN_IMAGE_SIZE_100)
 204                         {
 205                         image_loader_set_requested_size(pw->il, pi->width, pi->height);
 206                         }
 207
 208 #if 0
 209                 image_loader_set_area_ready_func(pw->il, pan_queue_image_area_cb, pw);
 210 #endif
 211                 image_loader_set_error_func(pw->il, pan_queue_image_done_cb, pw);
 212
 213                 if (image_loader_start(pw->il, pan_queue_image_done_cb, pw)) return FALSE;
 214
 215                 image_loader_free(pw->il);
 216                 pw->il = NULL;
 217                 }
 218         else if (pi->type == PAN_ITEM_THUMB)
 219                 {
 220                 pw->tl = thumb_loader_new(PAN_THUMB_SIZE, PAN_THUMB_SIZE);
 221
 222                 if (!pw->tl->standard_loader)
 223                         {
 224                         /* The classic loader will recreate a thumbnail any time we
 225                          * request a different size than what exists. This view will
 226                          * almost never use the user configured sizes so disable cache.
 227                          */
 228                         thumb_loader_set_cache(pw->tl, FALSE, FALSE, FALSE);
 229                         }
 230
 231                 thumb_loader_set_callbacks(pw->tl,
 232                                            pan_queue_thumb_done_cb,
 233                                            pan_queue_thumb_done_cb,
 234                                            NULL, pw);
 235
 236                 if (thumb_loader_start(pw->tl, pi->fd->path)) return FALSE;
 237
 238                 thumb_loader_free(pw->tl);
 239                 pw->tl = NULL;
 240                 }
 241
 242         pw->queue_pi->queued = FALSE;
 243         pw->queue_pi = NULL;
 244         return TRUE;
 245 }
 246
 247 static void pan_queue_add(PanWindow *pw, PanItem *pi)
 248 {
 249         if (!pi || pi->queued || pi->pixbuf) return;
 250         if (pw->size <= PAN_IMAGE_SIZE_THUMB_NONE &&
 251             (!pi->key || strcmp(pi->key, "info") != 0) )
 252                 {
 253                 return;
 254                 }
 255
 256         pi->queued = TRUE;
 257         pw->queue = g_list_prepend(pw->queue, pi);
 258
 259         if (!pw->tl && !pw->il) while (pan_queue_step(pw));
 260 }
 261
 262
 263 /*
 264  *-----------------------------------------------------------------------------
 265  * tile request/dispose handlers
 266  *-----------------------------------------------------------------------------
 267  */
 268
 269 static gint pan_window_request_tile_cb(PixbufRenderer *pr, gint x, gint y,
 270                                        gint width, gint height, GdkPixbuf *pixbuf, gpointer data)
 271 {
 272         PanWindow *pw = data;
 273         GList *list;
 274         GList *work;
 275         gint i;
 276
 277         pixbuf_set_rect_fill(pixbuf,
 278                              0, 0, width, height,
 279                              PAN_BACKGROUND_COLOR, 255);
 280
 281         for (i = (x / PAN_GRID_SIZE) * PAN_GRID_SIZE; i < x + width; i += PAN_GRID_SIZE)
 282                 {
 283                 gint rx, ry, rw, rh;
 284
 285                 if (util_clip_region(x, y, width, height,
 286                                      i, y, 1, height,
 287                                      &rx, &ry, &rw, &rh))
 288                         {
 289                         pixbuf_draw_rect_fill(pixbuf,
 290                                               rx - x, ry - y, rw, rh,
 291                                               PAN_GRID_COLOR, PAN_GRID_ALPHA);
 292                         }
 293                 }
 294         for (i = (y / PAN_GRID_SIZE) * PAN_GRID_SIZE; i < y + height; i += PAN_GRID_SIZE)
 295                 {
 296                 gint rx, ry, rw, rh;
 297
 298                 if (util_clip_region(x, y, width, height,
 299                                      x, i, width, 1,
 300                                      &rx, &ry, &rw, &rh))
 301                         {
 302                         pixbuf_draw_rect_fill(pixbuf,
 303                                               rx - x, ry - y, rw, rh,
 304                                               PAN_GRID_COLOR, PAN_GRID_ALPHA);
 305                         }
 306                 }
 307
 308         list = pan_layout_intersect(pw, x, y, width, height);
 309         work = list;
 310         while (work)
 311                 {
 312                 PanItem *pi;
 313                 gint queue = FALSE;
 314
 315                 pi = work->data;
 316                 work = work->next;
 317
 318                 pi->refcount++;
 319
 320                 switch (pi->type)
 321                         {
 322                         case PAN_ITEM_BOX:
 323                                 queue = pan_item_box_draw(pw, pi, pixbuf, pr, x, y, width, height);
 324                                 break;
 325                         case PAN_ITEM_TRIANGLE:
 326                                 queue = pan_item_tri_draw(pw, pi, pixbuf, pr, x, y, width, height);
 327                                 break;
 328                         case PAN_ITEM_TEXT:
 329                                 queue = pan_item_text_draw(pw, pi, pixbuf, pr, x, y, width, height);
 330                                 break;
 331                         case PAN_ITEM_THUMB:
 332                                 queue = pan_item_thumb_draw(pw, pi, pixbuf, pr, x, y, width, height);
 333                                 break;
 334                         case PAN_ITEM_IMAGE:
 335                                 queue = pan_item_image_draw(pw, pi, pixbuf, pr, x, y, width, height);
 336                                 break;
 337                         case PAN_ITEM_NONE:
 338                         default:
 339                                 break;
 340                         }
 341
 342                 if (queue) pan_queue_add(pw, pi);
 343                 }
 344
 345         g_list_free(list);
 346
 347 #if 0
 348         if (x%512 == 0 && y%512 == 0)
 349                 {
 350                 PangoLayout *layout;
 351                 gchar *buf;
 352
 353                 layout = gtk_widget_create_pango_layout((GtkWidget *)pr, NULL);
 354
 355                 buf = g_strdup_printf("%d,%d\n(#%d)", x, y,
 356                                       (x / pr->source_tile_width) +
 357                                       (y / pr->source_tile_height * (pr->image_width/pr->source_tile_width + 1)));
 358                 pango_layout_set_text(layout, buf, -1);
 359                 g_free(buf);
 360
 361                 pixbuf_draw_layout(pixbuf, layout, (GtkWidget *)pr, 0, 0, 0, 0, 0, 255);
 362
 363                 g_object_unref(G_OBJECT(layout));
 364                 }
 365 #endif
 366
 367         return TRUE;
 368 }
 369
 370 static void pan_window_dispose_tile_cb(PixbufRenderer *pr, gint x, gint y,
 371                                        gint width, gint height, GdkPixbuf *pixbuf, gpointer data)
 372 {
 373         PanWindow *pw = data;
 374         GList *list;
 375         GList *work;
 376
 377         list = pan_layout_intersect(pw, x, y, width, height);
 378         work = list;
 379         while (work)
 380                 {
 381                 PanItem *pi;
 382
 383                 pi = work->data;
 384                 work = work->next;
 385
 386                 if (pi->refcount > 0)
 387                         {
 388                         pi->refcount--;
 389
 390                         if (pi->refcount == 0)
 391                                 {
 392                                 if (pi->queued)
 393                                         {
 394                                         pw->queue = g_list_remove(pw->queue, pi);
 395                                         pi->queued = FALSE;
 396                                         }
 397                                 if (pw->queue_pi == pi) pw->queue_pi = NULL;
 398                                 if (pi->pixbuf)
 399                                         {
 400                                         g_object_unref(pi->pixbuf);
 401                                         pi->pixbuf = NULL;
 402                                         }
 403                                 }
 404                         }
 405                 }
 406
 407         g_list_free(list);
 408 }
 409
 410
 411 /*
 412  *-----------------------------------------------------------------------------
 413  * misc
 414  *-----------------------------------------------------------------------------
 415  */
 416
 417 static void pan_window_message(PanWindow *pw, const gchar *text)
 418 {
 419         GList *work;
 420         gint count = 0;
 421         gint64 size = 0;
 422         gchar *ss;
 423         gchar *buf;
 424
 425         if (text)
 426                 {
 427                 gtk_label_set_text(GTK_LABEL(pw->label_message), text);
 428                 return;
 429                 }
 430
 431         work = pw->list_static;
 432         if (pw->layout == PAN_LAYOUT_CALENDAR)
 433                 {
 434                 while (work)
 435                         {
 436                         PanItem *pi;
 437
 438                         pi = work->data;
 439                         work = work->next;
 440
 441                         if (pi->fd &&
 442                             pi->type == PAN_ITEM_BOX &&
 443                             pi->key && strcmp(pi->key, "dot") == 0)
 444                                 {
 445                                 size += pi->fd->size;
 446                                 count++;
 447                                 }
 448                         }
 449                 }
 450         else
 451                 {
 452                 while (work)
 453                         {
 454                         PanItem *pi;
 455
 456                         pi = work->data;
 457                         work = work->next;
 458
 459                         if (pi->fd &&
 460                             (pi->type == PAN_ITEM_THUMB || pi->type == PAN_ITEM_IMAGE))
 461                                 {
 462                                 size += pi->fd->size;
 463                                 count++;
 464                                 }
 465                         }
 466                 }
 467
 468         ss = text_from_size_abrev(size);
 469         buf = g_strdup_printf(_("%d images, %s"), count, ss);
 470         g_free(ss);
 471         gtk_label_set_text(GTK_LABEL(pw->label_message), buf);
 472         g_free(buf);
 473 }
 474
 475 static void pan_warning_folder(const gchar *path, GtkWidget *parent)
 476 {
 477         gchar *message;
 478
 479         message = g_strdup_printf(_("The pan view does not support the folder \"%s\"."), path);
 480         warning_dialog(_("Folder not supported"), message,
 481                       GTK_STOCK_DIALOG_INFO, parent);
 482         g_free(message);
 483 }
 484
 485 static void pan_window_zoom_limit(PanWindow *pw)
 486 {
 487         gdouble min;
 488
 489         switch (pw->size)
 490                 {
 491                 case PAN_IMAGE_SIZE_THUMB_DOTS:
 492                 case PAN_IMAGE_SIZE_THUMB_NONE:
 493                 case PAN_IMAGE_SIZE_THUMB_SMALL:
 494                 case PAN_IMAGE_SIZE_THUMB_NORMAL:
 495 #if 0
 496                         /* easily requires > 512mb ram when window size > 1024x768 and zoom is <= -8 */
 497                         min = -16.0;
 498                         break;
 499 #endif
 500                 case PAN_IMAGE_SIZE_THUMB_LARGE:
 501                         min = -6.0;
 502                         break;
 503                 case PAN_IMAGE_SIZE_10:
 504                 case PAN_IMAGE_SIZE_25:
 505                         min = -4.0;
 506                         break;
 507                 case PAN_IMAGE_SIZE_33:
 508                 case PAN_IMAGE_SIZE_50:
 509                 case PAN_IMAGE_SIZE_100:
 510                 default:
 511                         min = -2.0;
 512                         break;
 513                 }
 514
 515         image_zoom_set_limits(pw->imd, min, 32.0);
 516 }
 517
 518
 519 /*
 520  *-----------------------------------------------------------------------------
 521  * cache
 522  *-----------------------------------------------------------------------------
 523  */
 524
 525 static gint pan_cache_sort_file_cb(void *a, void *b)
 526 {
 527         PanCacheData *pca = a;
 528         PanCacheData *pcb = b;
 529         return filelist_sort_compare_filedata(pca->fd, pcb->fd);
 530 }
 531 GList *pan_cache_sort(GList *list, SortType method, gint ascend)
 532 {
 533         return filelist_sort_full(list, method, ascend, (GCompareFunc) pan_cache_sort_file_cb);
 534 }
 535
 536
 537 static void pan_cache_free(PanWindow *pw)
 538 {
 539         GList *work;
 540
 541         work = pw->cache_list;
 542         while (work)
 543                 {
 544                 PanCacheData *pc;
 545
 546                 pc = work->data;
 547                 work = work->next;
 548
 549                 cache_sim_data_free(pc->cd);
 550                 file_data_unref(pc->fd);
 551                 g_free(pc);
 552                 }
 553
 554         g_list_free(pw->cache_list);
 555         pw->cache_list = NULL;
 556
 557         filelist_free(pw->cache_todo);
 558         pw->cache_todo = NULL;
 559
 560         pw->cache_count = 0;
 561         pw->cache_total = 0;
 562         pw->cache_tick = 0;
 563
 564         cache_loader_free(pw->cache_cl);
 565         pw->cache_cl = NULL;
 566 }
 567
 568 static void pan_cache_fill(PanWindow *pw, const gchar *path)
 569 {
 570         GList *list;
 571
 572         pan_cache_free(pw);
 573
 574         list = pan_list_tree(path, SORT_NAME, TRUE, pw->ignore_symlinks);
 575         pw->cache_todo = g_list_reverse(list);
 576
 577         pw->cache_total = g_list_length(pw->cache_todo);
 578 }
 579
 580 static void pan_cache_step_done_cb(CacheLoader *cl, gint error, gpointer data)
 581 {
 582         PanWindow *pw = data;
 583
 584         if (pw->cache_list)
 585                 {
 586                 PanCacheData *pc;
 587                 pc = pw->cache_list->data;
 588
 589                 if (!pc->cd)
 590                         {
 591                         pc->cd = cl->cd;
 592                         cl->cd = NULL;
 593                         }
 594                 }
 595
 596         cache_loader_free(cl);
 597         pw->cache_cl = NULL;
 598
 599         pan_layout_update_idle(pw);
 600 }
 601
 602 static gint pan_cache_step(PanWindow *pw)
 603 {
 604         FileData *fd;
 605         PanCacheData *pc;
 606         CacheDataType load_mask;
 607
 608         if (!pw->cache_todo) return TRUE;
 609
 610         fd = pw->cache_todo->data;
 611         pw->cache_todo = g_list_remove(pw->cache_todo, fd);
 612
 613 #if 0
 614         if (enable_thumb_caching)
 615                 {
 616                 gchar *found;
 617
 618                 found = cache_find_location(CACHE_TYPE_SIM, fd->path);
 619                 if (found && filetime(found) == fd->date)
 620                         {
 621                         cd = cache_sim_data_load(found);
 622                         }
 623                 g_free(found);
 624                 }
 625
 626         if (!cd) cd = cache_sim_data_new();
 627
 628         if (!cd->dimensions)
 629                 {
 630                 cd->dimensions = image_load_dimensions(fd, &cd->width, &cd->height);
 631                 if (enable_thumb_caching &&
 632                     cd->dimensions)
 633                         {
 634                         gchar *base;
 635                         mode_t mode = 0755;
 636
 637                         base = cache_get_location(CACHE_TYPE_SIM, fd->path, FALSE, &mode);
 638                         if (cache_ensure_dir_exists(base, mode))
 639                                 {
 640                                 g_free(cd->path);
 641                                 cd->path = cache_get_location(CACHE_TYPE_SIM, fd->path, TRUE, NULL);
 642                                 if (cache_sim_data_save(cd))
 643                                         {
 644                                         filetime_set(cd->path, filetime(fd->path));
 645                                         }
 646                                 }
 647                         g_free(base);
 648                         }
 649
 650                 pw->cache_tick = 9;
 651                 }
 652 #endif
 653         pc = g_new0(PanCacheData, 1);
 654         pc->fd = file_data_ref(fd);
 655
 656         pc->cd = NULL;
 657
 658         pw->cache_list = g_list_prepend(pw->cache_list, pc);
 659
 660         cache_loader_free(pw->cache_cl);
 661
 662         load_mask = CACHE_LOADER_NONE;
 663         if (pw->size > PAN_IMAGE_SIZE_THUMB_LARGE) load_mask |= CACHE_LOADER_DIMENSIONS;
 664         if (pw->exif_date_enable) load_mask |= CACHE_LOADER_DATE;
 665         pw->cache_cl = cache_loader_new(pc->fd, load_mask,
 666                                         pan_cache_step_done_cb, pw);
 667         return (pw->cache_cl == NULL);
 668 }
 669
 670 /* This sync date function is optimized for lists with a common sort */
 671 void pan_cache_sync_date(PanWindow *pw, GList *list)
 672 {
 673         GList *haystack;
 674         GList *work;
 675
 676         haystack = g_list_copy(pw->cache_list);
 677
 678         work = list;
 679         while (work)
 680                 {
 681                 FileData *fd;
 682                 GList *needle;
 683
 684                 fd = work->data;
 685                 work = work->next;
 686
 687                 needle = haystack;
 688                 while (needle)
 689                         {
 690                         PanCacheData *pc;
 691
 692                         pc = needle->data;
 693                         if (pc->fd == fd)
 694                                 {
 695                                 if (pc->cd && pc->cd->have_date && pc->cd->date >= 0)
 696                                         {
 697                                         fd->date = pc->cd->date;
 698                                         }
 699
 700                                 haystack = g_list_delete_link(haystack, needle);
 701                                 needle = NULL;
 702                                 }
 703                         else
 704                                 {
 705                                 needle = needle->next;
 706                                 }
 707                         }
 708                 }
 709
 710         g_list_free(haystack);
 711 }
 712
 713 /*
 714  *-----------------------------------------------------------------------------
 715  * item grid
 716  *-----------------------------------------------------------------------------
 717  */
 718
 719 static void pan_grid_clear(PanWindow *pw)
 720 {
 721         GList *work;
 722
 723         work = pw->list_grid;
 724         while (work)
 725                 {
 726                 PanGrid *pg;
 727
 728                 pg = work->data;
 729                 work = work->next;
 730
 731                 g_list_free(pg->list);
 732                 g_free(pg);
 733                 }
 734
 735         g_list_free(pw->list_grid);
 736         pw->list_grid = NULL;
 737
 738         pw->list = g_list_concat(pw->list, pw->list_static);
 739         pw->list_static = NULL;
 740 }
 741
 742 static void pan_grid_build(PanWindow *pw, gint width, gint height, gint grid_size)
 743 {
 744         GList *work;
 745         gint col, row;
 746         gint cw, ch;
 747         gint l;
 748         gdouble total;
 749         gdouble s;
 750         gdouble aw, ah;
 751         gint i, j;
 752
 753         pan_grid_clear(pw);
 754
 755         l = g_list_length(pw->list);
 756
 757         if (l < 1) return;
 758
 759         total = (gdouble)width * (gdouble)height / (gdouble)l;
 760         s = sqrt(total);
 761
 762         aw = (gdouble)width / s;
 763         ah = (gdouble)height / s;
 764
 765         col = (gint)(sqrt((gdouble)l / grid_size) * width / height + 0.999);
 766         col = CLAMP(col, 1, l / grid_size + 1);
 767         row = (gint)((gdouble)l / grid_size / col);
 768         if (row < 1) row = 1;
 769
 770         /* limit minimum size of grid so that a tile will always fit regardless of position */
 771         cw = MAX((gint)ceil((gdouble)width / col), PAN_TILE_SIZE * 2);
 772         ch = MAX((gint)ceil((gdouble)height / row), PAN_TILE_SIZE * 2);
 773
 774         row = row * 2 - 1;
 775         col = col * 2 - 1;
 776
 777         DEBUG_1("intersect speedup grid is %dx%d, based on %d average per grid", col, row, grid_size);
 778
 779         for (j = 0; j < row; j++)
 780             for (i = 0; i < col; i++)
 781                 {
 782                 if ((i + 1) * cw / 2 < width && (j + 1) * ch / 2 < height)
 783                         {
 784                         PanGrid *pg;
 785
 786                         pg = g_new0(PanGrid, 1);
 787                         pg->x = i * cw / 2;
 788                         pg->y = j * ch / 2;
 789                         pg->w = cw;
 790                         pg->h = ch;
 791                         pg->list = NULL;
 792
 793                         pw->list_grid = g_list_prepend(pw->list_grid, pg);
 794
 795                         DEBUG_1("grid section: %d,%d (%dx%d)", pg->x, pg->y, pg->w, pg->h);
 796                         }
 797                 }
 798
 799         work = pw->list;
 800         while (work)
 801                 {
 802                 PanItem *pi;
 803                 GList *grid;
 804
 805                 pi = work->data;
 806                 work = work->next;
 807
 808                 grid = pw->list_grid;
 809                 while (grid)
 810                         {
 811                         PanGrid *pg;
 812                         gint rx, ry, rw, rh;
 813
 814                         pg = grid->data;
 815                         grid = grid->next;
 816
 817                         if (util_clip_region(pi->x, pi->y, pi->width, pi->height,
 818                                              pg->x, pg->y, pg->w, pg->h,
 819                                              &rx, &ry, &rw, &rh))
 820                                 {
 821                                 pg->list = g_list_prepend(pg->list, pi);
 822                                 }
 823                         }
 824                 }
 825
 826         work = pw->list_grid;
 827         while (work)
 828                 {
 829                 PanGrid *pg;
 830
 831                 pg = work->data;
 832                 work = work->next;
 833
 834                 pg->list = g_list_reverse(pg->list);
 835                 }
 836
 837         pw->list_static = pw->list;
 838         pw->list = NULL;
 839 }
 840
 841
 842 /*
 843  *-----------------------------------------------------------------------------
 844  * layout state reset
 845  *-----------------------------------------------------------------------------
 846  */
 847
 848 static void pan_window_items_free(PanWindow *pw)
 849 {
 850         GList *work;
 851
 852         pan_grid_clear(pw);
 853
 854         work = pw->list;
 855         while (work)
 856                 {
 857                 PanItem *pi = work->data;
 858                 work = work->next;
 859
 860                 pan_item_free(pi);
 861                 }
 862
 863         g_list_free(pw->list);
 864         pw->list = NULL;
 865
 866         g_list_free(pw->queue);
 867         pw->queue = NULL;
 868         pw->queue_pi = NULL;
 869
 870         image_loader_free(pw->il);
 871         pw->il = NULL;
 872
 873         thumb_loader_free(pw->tl);
 874         pw->tl = NULL;
 875
 876         pw->click_pi = NULL;
 877         pw->search_pi = NULL;
 878 }
 879
 880
 881 /*
 882  *-----------------------------------------------------------------------------
 883  * layout generation, queries, sizing
 884  *-----------------------------------------------------------------------------
 885  */
 886
 887 static void pan_layout_compute(PanWindow *pw, const gchar *path,
 888                                gint *width, gint *height,
 889                                gint *scroll_x, gint *scroll_y)
 890 {
 891         pan_window_items_free(pw);
 892
 893         switch (pw->size)
 894                 {
 895                 case PAN_IMAGE_SIZE_THUMB_DOTS:
 896                         pw->thumb_size = PAN_THUMB_SIZE_DOTS;
 897                         pw->thumb_gap = PAN_THUMB_GAP_DOTS;
 898                         break;
 899                 case PAN_IMAGE_SIZE_THUMB_NONE:
 900                         pw->thumb_size = PAN_THUMB_SIZE_NONE;
 901                         pw->thumb_gap = PAN_THUMB_GAP_SMALL;
 902                         break;
 903                 case PAN_IMAGE_SIZE_THUMB_SMALL:
 904                         pw->thumb_size = PAN_THUMB_SIZE_SMALL;
 905                         pw->thumb_gap = PAN_THUMB_GAP_SMALL;
 906                         break;
 907                 case PAN_IMAGE_SIZE_THUMB_NORMAL:
 908                 default:
 909                         pw->thumb_size = PAN_THUMB_SIZE_NORMAL;
 910                         pw->thumb_gap = PAN_THUMB_GAP_NORMAL;
 911                         break;
 912                 case PAN_IMAGE_SIZE_THUMB_LARGE:
 913                         pw->thumb_size = PAN_THUMB_SIZE_LARGE;
 914                         pw->thumb_gap = PAN_THUMB_GAP_LARGE;
 915                         break;
 916                 case PAN_IMAGE_SIZE_10:
 917                         pw->image_size = 10;
 918                         pw->thumb_gap = PAN_THUMB_GAP_NORMAL;
 919                         break;
 920                 case PAN_IMAGE_SIZE_25:
 921                         pw->image_size = 25;
 922                         pw->thumb_gap = PAN_THUMB_GAP_NORMAL;
 923                         break;
 924                 case PAN_IMAGE_SIZE_33:
 925                         pw->image_size = 33;
 926                         pw->thumb_gap = PAN_THUMB_GAP_LARGE;
 927                         break;
 928                 case PAN_IMAGE_SIZE_50:
 929                         pw->image_size = 50;
 930                         pw->thumb_gap = PAN_THUMB_GAP_HUGE;
 931                         break;
 932                 case PAN_IMAGE_SIZE_100:
 933                         pw->image_size = 100;
 934                         pw->thumb_gap = PAN_THUMB_GAP_HUGE;
 935                         break;
 936                 }
 937
 938         *width = 0;
 939         *height = 0;
 940         *scroll_x = 0;
 941         *scroll_y = 0;
 942
 943         switch (pw->layout)
 944                 {
 945                 case PAN_LAYOUT_GRID:
 946                 default:
 947                         pan_grid_compute(pw, path, width, height);
 948                         break;
 949                 case PAN_LAYOUT_FOLDERS_LINEAR:
 950                         pan_folder_tree_compute(pw, path, width, height);
 951                         break;
 952                 case PAN_LAYOUT_FOLDERS_FLOWER:
 953                         pan_flower_compute(pw, path, width, height, scroll_x, scroll_y);
 954                         break;
 955                 case PAN_LAYOUT_CALENDAR:
 956                         pan_calendar_compute(pw, path, width, height);
 957                         break;
 958                 case PAN_LAYOUT_TIMELINE:
 959                         pan_timeline_compute(pw, path, width, height);
 960                         break;
 961                 }
 962
 963         pan_cache_free(pw);
 964
 965         DEBUG_1("computed %d objects", g_list_length(pw->list));
 966 }
 967
 968 static GList *pan_layout_intersect_l(GList *list, GList *item_list,
 969                                      gint x, gint y, gint width, gint height)
 970 {
 971         GList *work;
 972
 973         work = item_list;
 974         while (work)
 975                 {
 976                 PanItem *pi;
 977                 gint rx, ry, rw, rh;
 978
 979                 pi = work->data;
 980                 work = work->next;
 981
 982                 if (util_clip_region(x, y, width, height,
 983                                      pi->x, pi->y, pi->width, pi->height,
 984                                      &rx, &ry, &rw, &rh))
 985                         {
 986                         list = g_list_prepend(list, pi);
 987                         }
 988                 }
 989
 990         return list;
 991 }
 992
 993 GList *pan_layout_intersect(PanWindow *pw, gint x, gint y, gint width, gint height)
 994 {
 995         GList *list = NULL;
 996         GList *grid;
 997         PanGrid *pg = NULL;
 998
 999         grid = pw->list_grid;
1000         while (grid && !pg)
1001                 {
1002                 pg = grid->data;
1003                 grid = grid->next;
1004
1005                 if (x < pg->x || x + width > pg->x + pg->w ||
1006                     y < pg->y || y + height > pg->y + pg->h)
1007                         {
1008                         pg = NULL;
1009                         }
1010                 }
1011
1012         list = pan_layout_intersect_l(list, pw->list, x, y, width, height);
1013
1014         if (pg)
1015                 {
1016                 list = pan_layout_intersect_l(list, pg->list, x, y, width, height);
1017                 }
1018         else
1019                 {
1020                 list = pan_layout_intersect_l(list, pw->list_static, x, y, width, height);
1021                 }
1022
1023         return list;
1024 }
1025
1026 void pan_layout_resize(PanWindow *pw)
1027 {
1028         gint width = 0;
1029         gint height = 0;
1030         GList *work;
1031         PixbufRenderer *pr;
1032
1033         work = pw->list;
1034         while (work)
1035                 {
1036                 PanItem *pi;
1037
1038                 pi = work->data;
1039                 work = work->next;
1040
1041                 if (width < pi->x + pi->width) width = pi->x + pi->width;
1042                 if (height < pi->y + pi->height) height = pi->y + pi->height;
1043                 }
1044         work = pw->list_static;
1045         while (work)
1046                 {
1047                 PanItem *pi;
1048
1049                 pi = work->data;
1050                 work = work->next;
1051
1052                 if (width < pi->x + pi->width) width = pi->x + pi->width;
1053                 if (height < pi->y + pi->height) height = pi->y + pi->height;
1054                 }
1055
1056         width += PAN_BOX_BORDER * 2;
1057         height += PAN_BOX_BORDER * 2;
1058
1059         pr = PIXBUF_RENDERER(pw->imd->pr);
1060         if (width < pr->window_width) width = pr->window_width;
1061         if (height < pr->window_width) height = pr->window_height;
1062
1063         pixbuf_renderer_set_tiles_size(PIXBUF_RENDERER(pw->imd->pr), width, height);
1064 }
1065
1066 static gint pan_layout_update_idle_cb(gpointer data)
1067 {
1068         PanWindow *pw = data;
1069         gint width;
1070         gint height;
1071         gint scroll_x;
1072         gint scroll_y;
1073
1074         if (pw->size > PAN_IMAGE_SIZE_THUMB_LARGE ||
1075             (pw->exif_date_enable && (pw->layout == PAN_LAYOUT_TIMELINE || pw->layout == PAN_LAYOUT_CALENDAR)))
1076                 {
1077                 if (!pw->cache_list && !pw->cache_todo)
1078                         {
1079                         pan_cache_fill(pw, pw->path);
1080                         if (pw->cache_todo)
1081                                 {
1082                                 pan_window_message(pw, _("Reading image data..."));
1083                                 return TRUE;
1084                                 }
1085                         }
1086                 if (pw->cache_todo)
1087                         {
1088                         pw->cache_count++;
1089                         pw->cache_tick++;
1090                         if (pw->cache_count == pw->cache_total)
1091                                 {
1092                                 pan_window_message(pw, _("Sorting..."));
1093                                 }
1094                         else if (pw->cache_tick > 9)
1095                                 {
1096                                 gchar *buf;
1097
1098                                 buf = g_strdup_printf("%s %d / %d", _("Reading image data..."),
1099                                                       pw->cache_count, pw->cache_total);
1100                                 pan_window_message(pw, buf);
1101                                 g_free(buf);
1102
1103                                 pw->cache_tick = 0;
1104                                 }
1105
1106                         if (pan_cache_step(pw)) return TRUE;
1107
1108                         pw->idle_id = -1;
1109                         return FALSE;
1110                         }
1111                 }
1112
1113         pan_layout_compute(pw, pw->path, &width, &height, &scroll_x, &scroll_y);
1114
1115         pan_window_zoom_limit(pw);
1116
1117         if (width > 0 && height > 0)
1118                 {
1119                 gdouble align;
1120
1121                 DEBUG_1("Canvas size is %d x %d", width, height);
1122
1123                 pan_grid_build(pw, width, height, 1000);
1124
1125                 pixbuf_renderer_set_tiles(PIXBUF_RENDERER(pw->imd->pr), width, height,
1126                                           PAN_TILE_SIZE, PAN_TILE_SIZE, 10,
1127                                           pan_window_request_tile_cb,
1128                                           pan_window_dispose_tile_cb, pw, 1.0);
1129
1130                 if (scroll_x == 0 && scroll_y == 0)
1131                         {
1132                         align = 0.0;
1133                         }
1134                 else
1135                         {
1136                         align = 0.5;
1137                         }
1138                 pixbuf_renderer_scroll_to_point(PIXBUF_RENDERER(pw->imd->pr), scroll_x, scroll_y, align, align);
1139                 }
1140
1141         pan_window_message(pw, NULL);
1142
1143         pw->idle_id = -1;
1144         return FALSE;
1145 }
1146
1147 static void pan_layout_update_idle(PanWindow *pw)
1148 {
1149         if (pw->idle_id == -1)
1150                 {
1151                 pw->idle_id = g_idle_add(pan_layout_update_idle_cb, pw);
1152                 }
1153 }
1154
1155 static void pan_layout_update(PanWindow *pw)
1156 {
1157         pan_window_message(pw, _("Sorting images..."));
1158         pan_layout_update_idle(pw);
1159 }
1160
1161 static void pan_layout_set_path(PanWindow *pw, const gchar *path)
1162 {
1163         if (!path) return;
1164
1165         if (strcmp(path, "/") == 0)
1166                 {
1167                 pan_warning_folder(path, pw->window);
1168                 return;
1169                 }
1170
1171         g_free(pw->path);
1172         pw->path = g_strdup(path);
1173
1174         pan_layout_update(pw);
1175 }
1176
1177
1178 /*
1179  *-----------------------------------------------------------------------------
1180  * keyboard handlers
1181  *-----------------------------------------------------------------------------
1182  */
1183
1184 FileData *pan_menu_click_fd(PanWindow *pw)
1185 {
1186         if (pw->click_pi && pw->click_pi->fd) return pw->click_pi->fd;
1187         return NULL;
1188 }
1189
1190 static void pan_window_menu_pos_cb(GtkMenu *menu, gint *x, gint *y, gboolean *push_in, gpointer data)
1191 {
1192         PanWindow *pw = data;
1193
1194         gdk_window_get_origin(pw->imd->pr->window, x, y);
1195         popup_menu_position_clamp(menu, x, y, 0);
1196 }
1197
1198 static gint pan_window_key_press_cb(GtkWidget *widget, GdkEventKey *event, gpointer data)
1199 {
1200         PanWindow *pw = data;
1201         PixbufRenderer *pr;
1202         FileData *fd;
1203         gint stop_signal = FALSE;
1204         GtkWidget *menu;
1205         gint x = 0;
1206         gint y = 0;
1207         gint focused;
1208         gint on_entry;
1209
1210         pr = PIXBUF_RENDERER(pw->imd->pr);
1211         fd = pan_menu_click_fd(pw);
1212
1213         focused = (pw->fs || GTK_WIDGET_HAS_FOCUS(GTK_WIDGET(pw->imd->widget)));
1214         on_entry = (GTK_WIDGET_HAS_FOCUS(pw->path_entry) ||
1215                     GTK_WIDGET_HAS_FOCUS(pw->search_entry));
1216
1217         if (focused)
1218                 {
1219                 stop_signal = TRUE;
1220                 switch (event->keyval)
1221                         {
1222                         case GDK_Left: case GDK_KP_Left:
1223                                 x -= 1;
1224                                 break;
1225                         case GDK_Right: case GDK_KP_Right:
1226                                 x += 1;
1227                                 break;
1228                         case GDK_Up: case GDK_KP_Up:
1229                                 y -= 1;
1230                                 break;
1231                         case GDK_Down: case GDK_KP_Down:
1232                                 y += 1;
1233                                 break;
1234                         case GDK_Page_Up: case GDK_KP_Page_Up:
1235                                 pixbuf_renderer_scroll(pr, 0, 0 - pr->vis_height / 2);
1236                                 break;
1237                         case GDK_Page_Down: case GDK_KP_Page_Down:
1238                                 pixbuf_renderer_scroll(pr, 0, pr->vis_height / 2);
1239                                 break;
1240                         case GDK_Home: case GDK_KP_Home:
1241                                 pixbuf_renderer_scroll(pr, 0 - pr->vis_width / 2, 0);
1242                                 break;
1243                         case GDK_End: case GDK_KP_End:
1244                                 pixbuf_renderer_scroll(pr, pr->vis_width / 2, 0);
1245                                 break;
1246                         default:
1247                                 stop_signal = FALSE;
1248                                 break;
1249                         }
1250
1251                 if (x != 0 || y!= 0)
1252                         {
1253                         if (event->state & GDK_SHIFT_MASK)
1254                                 {
1255                                 x *= 3;
1256                                 y *= 3;
1257                                 }
1258                         keyboard_scroll_calc(&x, &y, event);
1259                         pixbuf_renderer_scroll(pr, x, y);
1260                         }
1261                 }
1262
1263         if (stop_signal) return stop_signal;
1264
1265         if (event->state & GDK_CONTROL_MASK)
1266                 {
1267                 gint n = -1;
1268
1269                 stop_signal = TRUE;
1270                 switch (event->keyval)
1271                         {
1272                         case '1':
1273                                 n = 0;
1274                                 break;
1275                         case '2':
1276                                 n = 1;
1277                                 break;
1278                         case '3':
1279                                 n = 2;
1280                                 break;
1281                         case '4':
1282                                 n = 3;
1283                                 break;
1284                         case '5':
1285                                 n = 4;
1286                                 break;
1287                         case '6':
1288                                 n = 5;
1289                                 break;
1290                         case '7':
1291                                 n = 6;
1292                                 break;
1293                         case '8':
1294                                 n = 7;
1295                                 break;
1296                         case '9':
1297                                 n = 8;
1298                                 break;
1299                         case '0':
1300                                 n = 9;
1301                                 break;
1302                         case 'C': case 'c':
1303                                 if (fd) file_util_copy(fd, NULL, NULL, GTK_WIDGET(pr));
1304                                 break;
1305                         case 'M': case 'm':
1306                                 if (fd) file_util_move(fd, NULL, NULL, GTK_WIDGET(pr));
1307                                 break;
1308                         case 'R': case 'r':
1309                                 if (fd) file_util_rename(fd, NULL, GTK_WIDGET(pr));
1310                                 break;
1311                         case 'D': case 'd':
1312                                 if (fd) file_util_delete(fd, NULL, GTK_WIDGET(pr));
1313                                 break;
1314                         case 'P': case 'p':
1315                                 if (fd) info_window_new(fd, NULL, NULL);
1316                                 break;
1317                         case 'F': case 'f':
1318                                 pan_search_toggle_visible(pw, TRUE);
1319                                 break;
1320                         case 'G': case 'g':
1321                                 pan_search_activate(pw);
1322                                 break;
1323                         case 'W': case 'w':
1324                                 pan_window_close(pw);
1325                                 break;
1326                         default:
1327                                 stop_signal = FALSE;
1328                                 break;
1329                         }
1330
1331                 if (n != -1 && fd)
1332                         {
1333                         if (!editor_window_flag_set(n))
1334                                 {
1335                                 pan_fullscreen_toggle(pw, TRUE);
1336                                 }
1337                         start_editor_from_file(n, fd);
1338                         }
1339                 }
1340         else
1341                 {
1342                 stop_signal = TRUE;
1343                 switch (event->keyval)
1344                         {
1345                         case GDK_Escape:
1346                                 if (pw->fs)
1347                                         {
1348                                         pan_fullscreen_toggle(pw, TRUE);
1349                                         }
1350                                 else
1351                                         {
1352                                         pan_search_toggle_visible(pw, FALSE);
1353                                         }
1354                                 break;
1355                         default:
1356                                 stop_signal = FALSE;
1357                                 break;
1358                         }
1359
1360                 if (stop_signal) return stop_signal;
1361
1362                 if (!on_entry)
1363                         {
1364                         stop_signal = TRUE;
1365                         switch (event->keyval)
1366                                 {
1367                                 case '+': case '=': case GDK_KP_Add:
1368                                         pixbuf_renderer_zoom_adjust(pr, ZOOM_INCREMENT);
1369                                         break;
1370                                 case '-': case GDK_KP_Subtract:
1371                                         pixbuf_renderer_zoom_adjust(pr, -ZOOM_INCREMENT);
1372                                         break;
1373                                 case 'Z': case 'z': case GDK_KP_Divide: case '1':
1374                                         pixbuf_renderer_zoom_set(pr, 1.0);
1375                                         break;
1376                                 case '2':
1377                                         pixbuf_renderer_zoom_set(pr, 2.0);
1378                                         break;
1379                                 case '3':
1380                                         pixbuf_renderer_zoom_set(pr, 3.0);
1381                                         break;
1382                                 case '4':
1383                                         pixbuf_renderer_zoom_set(pr, 4.0);
1384                                         break;
1385                                 case '7':
1386                                         pixbuf_renderer_zoom_set(pr, -4.0);
1387                                         break;
1388                                 case '8':
1389                                         pixbuf_renderer_zoom_set(pr, -3.0);
1390                                         break;
1391                                 case '9':
1392                                         pixbuf_renderer_zoom_set(pr, -2.0);
1393                                         break;
1394                                 case 'F': case 'f':
1395                                 case 'V': case 'v':
1396                                 case GDK_F11:
1397                                         pan_fullscreen_toggle(pw, FALSE);
1398                                         break;
1399                                 case 'I': case 'i':
1400 #if 0
1401                                         pan_overlay_toggle(pw);
1402 #endif
1403                                         break;
1404                                 case GDK_Delete: case GDK_KP_Delete:
1405                                         break;
1406                                 case GDK_Menu:
1407                                 case GDK_F10:
1408                                         menu = pan_popup_menu(pw);
1409                                         gtk_menu_popup(GTK_MENU(menu), NULL, NULL,
1410                                                        pan_window_menu_pos_cb, pw, 0, GDK_CURRENT_TIME);
1411                                         break;
1412                                 case '/':
1413                                         pan_search_toggle_visible(pw, TRUE);
1414                                         break;
1415                                 default:
1416                                         stop_signal = FALSE;
1417                                         break;
1418                                 }
1419                         }
1420                 }
1421
1422         return stop_signal;
1423 }
1424
1425 /*
1426  *-----------------------------------------------------------------------------
1427  * info popup
1428  *-----------------------------------------------------------------------------
1429  */
1430
1431 static void pan_info_add_exif(PanTextAlignment *ta, FileData *fd)
1432 {
1433         ExifData *exif;
1434         GList *work;
1435         gint i;
1436
1437         if (!fd) return;
1438         exif = exif_read_fd(fd);
1439         if (!exif) return;
1440
1441         pan_text_alignment_add(ta, NULL, NULL);
1442
1443         for (i = 0; ExifUIList[i].key; i++)
1444                 {
1445                 gchar *label;
1446                 gchar *text;
1447
1448                 if (ExifUIList[i].current == EXIF_UI_OFF) continue;
1449
1450                 text = exif_get_data_as_text(exif, ExifUIList[i].key);
1451                 text = utf8_validate_or_convert(text);
1452                 if (ExifUIList[i].current == EXIF_UI_IFSET && (!text || !*text))
1453                         {
1454                         if (text) g_free(text);
1455                         continue;
1456                         }
1457
1458                 label = g_strdup_printf("%s:", exif_get_description_by_key(ExifUIList[i].key));
1459                 pan_text_alignment_add(ta, label, text);
1460                 g_free(label);
1461                 g_free(text);
1462                 }
1463
1464         work = g_list_last(history_list_get_by_key("exif_extras"));
1465         if (work) pan_text_alignment_add(ta, "---", NULL);
1466         while (work)
1467                 {
1468                 const gchar *name;
1469                 gchar *label;
1470                 gchar *text;
1471
1472                 name = work->data;
1473                 work = work->prev;
1474
1475                 label = g_strdup_printf("%s:", name);
1476                 text = exif_get_data_as_text(exif, name);
1477                 text = utf8_validate_or_convert(text);
1478                 pan_text_alignment_add(ta, label, text);
1479                 g_free(label);
1480                 g_free(text);
1481                 }
1482
1483         exif_free(exif);
1484 }
1485
1486 static void pan_info_update(PanWindow *pw, PanItem *pi)
1487 {
1488         PanTextAlignment *ta;
1489         PanItem *pbox;
1490         PanItem *p;
1491         gchar *buf;
1492         gint x1, y1, x2, y2, x3, y3;
1493         gint x, y, w, h;
1494
1495         if (pw->click_pi == pi) return;
1496         if (pi && !pi->fd) pi = NULL;
1497
1498         while ((p = pan_item_find_by_key(pw, PAN_ITEM_NONE, "info"))) pan_item_remove(pw, p);
1499         pw->click_pi = pi;
1500
1501         if (!pi) return;
1502
1503         DEBUG_1("info set to %s", pi->fd->path);
1504
1505         pbox = pan_item_box_new(pw, NULL, pi->x + pi->width + 4, pi->y, 10, 10,
1506                                 PAN_POPUP_BORDER,
1507                                 PAN_POPUP_COLOR, PAN_POPUP_ALPHA,
1508                                 PAN_POPUP_BORDER_COLOR, PAN_POPUP_ALPHA);
1509         pan_item_set_key(pbox, "info");
1510
1511         if (pi->type == PAN_ITEM_THUMB && pi->pixbuf)
1512                 {
1513                 w = gdk_pixbuf_get_width(pi->pixbuf);
1514                 h = gdk_pixbuf_get_height(pi->pixbuf);
1515
1516                 x1 = pi->x + pi->width - (pi->width - w) / 2 - 8;
1517                 y1 = pi->y + (pi->height - h) / 2 + 8;
1518                 }
1519         else
1520                 {
1521                 x1 = pi->x + pi->width - 8;
1522                 y1 = pi->y + 8;
1523                 }
1524
1525         x2 = pbox->x + 1;
1526         y2 = pbox->y + 36;
1527         x3 = pbox->x + 1;
1528         y3 = pbox->y + 12;
1529         util_clip_triangle(x1, y1, x2, y2, x3, y3,
1530                            &x, &y, &w, &h);
1531
1532         p = pan_item_tri_new(pw, NULL, x, y, w, h,
1533                              x1, y1, x2, y2, x3, y3,
1534                              PAN_POPUP_COLOR, PAN_POPUP_ALPHA);
1535         pan_item_tri_border(p, PAN_BORDER_1 | PAN_BORDER_3, PAN_POPUP_BORDER_COLOR, PAN_POPUP_ALPHA);
1536         pan_item_set_key(p, "info");
1537         pan_item_added(pw, p);
1538
1539         ta = pan_text_alignment_new(pw, pbox->x + PREF_PAD_BORDER, pbox->y + PREF_PAD_BORDER, "info");
1540
1541         pan_text_alignment_add(ta, _("Filename:"), pi->fd->name);
1542         buf = remove_level_from_path(pi->fd->path);
1543         pan_text_alignment_add(ta, _("Location:"), buf);
1544         g_free(buf);
1545         pan_text_alignment_add(ta, _("Date:"), text_from_time(pi->fd->date));
1546         buf = text_from_size(pi->fd->size);
1547         pan_text_alignment_add(ta, _("Size:"), buf);
1548         g_free(buf);
1549
1550         if (pw->info_includes_exif)
1551                 {
1552                 pan_info_add_exif(ta, pi->fd);
1553                 }
1554
1555         pan_text_alignment_calc(ta, pbox);
1556         pan_text_alignment_free(ta);
1557
1558         pan_item_box_shadow(pbox, PAN_SHADOW_OFFSET * 2, PAN_SHADOW_FADE * 2);
1559         pan_item_added(pw, pbox);
1560
1561         if (pw->info_image_size > PAN_IMAGE_SIZE_THUMB_NONE)
1562                 {
1563                 gint iw, ih;
1564                 if (image_load_dimensions(pi->fd, &iw, &ih))
1565                         {
1566                         gint scale = 25;
1567
1568                         switch (pw->info_image_size)
1569                                 {
1570                                 case PAN_IMAGE_SIZE_10:
1571                                         scale = 10;
1572                                         break;
1573                                 case PAN_IMAGE_SIZE_25:
1574                                         scale = 25;
1575                                         break;
1576                                 case PAN_IMAGE_SIZE_33:
1577                                         scale = 33;
1578                                         break;
1579                                 case PAN_IMAGE_SIZE_50:
1580                                         scale = 50;
1581                                         break;
1582                                 case PAN_IMAGE_SIZE_100:
1583                                         scale = 100;
1584                                         break;
1585                                 }
1586
1587                         iw = MAX(1, iw * scale / 100);
1588                         ih = MAX(1, ih * scale / 100);
1589
1590                         pbox = pan_item_box_new(pw, NULL, pbox->x, pbox->y + pbox->height + 8, 10, 10,
1591                                                 PAN_POPUP_BORDER,
1592                                                 PAN_POPUP_COLOR, PAN_POPUP_ALPHA,
1593                                                 PAN_POPUP_BORDER_COLOR, PAN_POPUP_ALPHA);
1594                         pan_item_set_key(pbox, "info");
1595
1596                         p = pan_item_image_new(pw, file_data_new_simple(pi->fd->path),
1597                                                pbox->x + PREF_PAD_BORDER, pbox->y + PREF_PAD_BORDER, iw, ih);
1598                         pan_item_set_key(p, "info");
1599                         pan_item_size_by_item(pbox, p, PREF_PAD_BORDER);
1600
1601                         pan_item_box_shadow(pbox, PAN_SHADOW_OFFSET * 2, PAN_SHADOW_FADE * 2);
1602                         pan_item_added(pw, pbox);
1603                         }
1604                 }
1605
1606         pan_layout_resize(pw);
1607 }
1608
1609
1610 /*
1611  *-----------------------------------------------------------------------------
1612  * search
1613  *-----------------------------------------------------------------------------
1614  */
1615
1616 static void pan_search_status(PanWindow *pw, const gchar *text)
1617 {
1618         gtk_label_set_text(GTK_LABEL(pw->search_label), (text) ? text : "");
1619 }
1620
1621 static gint pan_search_by_path(PanWindow *pw, const gchar *path)
1622 {
1623         PanItem *pi;
1624         GList *list;
1625         GList *found;
1626         PanItemType type;
1627         gchar *buf;
1628
1629         type = (pw->size > PAN_IMAGE_SIZE_THUMB_LARGE) ? PAN_ITEM_IMAGE : PAN_ITEM_THUMB;
1630
1631         list = pan_item_find_by_path(pw, type, path, FALSE, FALSE);
1632         if (!list) return FALSE;
1633
1634         found = g_list_find(list, pw->click_pi);
1635         if (found && found->next)
1636                 {
1637                 found = found->next;
1638                 pi = found->data;
1639                 }
1640         else
1641                 {
1642                 pi = list->data;
1643                 }
1644
1645         pan_info_update(pw, pi);
1646         image_scroll_to_point(pw->imd, pi->x + pi->width / 2, pi->y + pi->height / 2, 0.5, 0.5);
1647
1648         buf = g_strdup_printf("%s ( %d / %d )",
1649                               (path[0] == '/') ? _("path found") : _("filename found"),
1650                               g_list_index(list, pi) + 1,
1651                               g_list_length(list));
1652         pan_search_status(pw, buf);
1653         g_free(buf);
1654
1655         g_list_free(list);
1656
1657         return TRUE;
1658 }
1659
1660 static gint pan_search_by_partial(PanWindow *pw, const gchar *text)
1661 {
1662         PanItem *pi;
1663         GList *list;
1664         GList *found;
1665         PanItemType type;
1666         gchar *buf;
1667
1668         type = (pw->size > PAN_IMAGE_SIZE_THUMB_LARGE) ? PAN_ITEM_IMAGE : PAN_ITEM_THUMB;
1669
1670         list = pan_item_find_by_path(pw, type, text, TRUE, FALSE);
1671         if (!list) list = pan_item_find_by_path(pw, type, text, FALSE, TRUE);
1672         if (!list)
1673                 {
1674                 gchar *needle;
1675
1676                 needle = g_utf8_strdown(text, -1);
1677                 list = pan_item_find_by_path(pw, type, needle, TRUE, TRUE);
1678                 g_free(needle);
1679                 }
1680         if (!list) return FALSE;
1681
1682         found = g_list_find(list, pw->click_pi);
1683         if (found && found->next)
1684                 {
1685                 found = found->next;
1686                 pi = found->data;
1687                 }
1688         else
1689                 {
1690                 pi = list->data;
1691                 }
1692
1693         pan_info_update(pw, pi);
1694         image_scroll_to_point(pw->imd, pi->x + pi->width / 2, pi->y + pi->height / 2, 0.5, 0.5);
1695
1696         buf = g_strdup_printf("%s ( %d / %d )",
1697                               _("partial match"),
1698                               g_list_index(list, pi) + 1,
1699                               g_list_length(list));
1700         pan_search_status(pw, buf);
1701         g_free(buf);
1702
1703         g_list_free(list);
1704
1705         return TRUE;
1706 }
1707
1708 static gint valid_date_separator(gchar c)
1709 {
1710         return (c == '/' || c == '-' || c == ' ' || c == '.' || c == ',');
1711 }
1712
1713 static GList *pan_search_by_date_val(PanWindow *pw, PanItemType type,
1714                                      gint year, gint month, gint day,
1715                                      const gchar *key)
1716 {
1717         GList *list = NULL;
1718         GList *work;
1719
1720         work = g_list_last(pw->list_static);
1721         while (work)
1722                 {
1723                 PanItem *pi;
1724
1725                 pi = work->data;
1726                 work = work->prev;
1727
1728                 if (pi->fd && (pi->type == type || type == PAN_ITEM_NONE) &&
1729                     ((!key && !pi->key) || (key && pi->key && strcmp(key, pi->key) == 0)))
1730                         {
1731                         struct tm *tl;
1732
1733                         tl = localtime(&pi->fd->date);
1734                         if (tl)
1735                                 {
1736                                 gint match;
1737
1738                                 match = (tl->tm_year == year - 1900);
1739                                 if (match && month >= 0) match = (tl->tm_mon == month - 1);
1740                                 if (match && day > 0) match = (tl->tm_mday == day);
1741
1742                                 if (match) list = g_list_prepend(list, pi);
1743                                 }
1744                         }
1745                 }
1746
1747         return g_list_reverse(list);
1748 }
1749
1750 static gint pan_search_by_date(PanWindow *pw, const gchar *text)
1751 {
1752         PanItem *pi = NULL;
1753         GList *list = NULL;
1754         GList *found;
1755         gint year;
1756         gint month = -1;
1757         gint day = -1;
1758         gchar *ptr;
1759         gchar *mptr;
1760         struct tm *lt;
1761         time_t t;
1762         gchar *message;
1763         gchar *buf;
1764         gchar *buf_count;
1765
1766         if (!text) return FALSE;
1767
1768         ptr = (gchar *)text;
1769         while (*ptr != '\0')
1770                 {
1771                 if (!g_unichar_isdigit(*ptr) && !valid_date_separator(*ptr)) return FALSE;
1772                 ptr++;
1773                 }
1774
1775         t = time(NULL);
1776         if (t == -1) return FALSE;
1777         lt = localtime(&t);
1778         if (!lt) return FALSE;
1779
1780         if (valid_date_separator(*text))
1781                 {
1782                 year = -1;
1783                 mptr = (gchar *)text;
1784                 }
1785         else
1786                 {
1787                 year = (gint)strtol(text, &mptr, 10);
1788                 if (mptr == text) return FALSE;
1789                 }
1790
1791         if (*mptr != '\0' && valid_date_separator(*mptr))
1792                 {
1793                 gchar *dptr;
1794
1795                 mptr++;
1796                 month = strtol(mptr, &dptr, 10);
1797                 if (dptr == mptr)
1798                         {
1799                         if (valid_date_separator(*dptr))
1800                                 {
1801                                 month = lt->tm_mon + 1;
1802                                 dptr++;
1803                                 }
1804                         else
1805                                 {
1806                                 month = -1;
1807                                 }
1808                         }
1809                 if (dptr != mptr && *dptr != '\0' && valid_date_separator(*dptr))
1810                         {
1811                         gchar *eptr;
1812                         dptr++;
1813                         day = strtol(dptr, &eptr, 10);
1814                         if (dptr == eptr)
1815                                 {
1816                                 day = lt->tm_mday;
1817                                 }
1818                         }
1819                 }
1820
1821         if (year == -1)
1822                 {
1823                 year = lt->tm_year + 1900;
1824                 }
1825         else if (year < 100)
1826                 {
1827                 if (year > 70)
1828                         year+= 1900;
1829                 else
1830                         year+= 2000;
1831                 }
1832
1833         if (year < 1970 ||
1834             month < -1 || month == 0 || month > 12 ||
1835             day < -1 || day == 0 || day > 31) return FALSE;
1836
1837         t = pan_date_to_time(year, month, day);
1838         if (t < 0) return FALSE;
1839
1840         if (pw->layout == PAN_LAYOUT_CALENDAR)
1841                 {
1842                 list = pan_search_by_date_val(pw, PAN_ITEM_BOX, year, month, day, "day");
1843                 }
1844         else
1845                 {
1846                 PanItemType type;
1847
1848                 type = (pw->size > PAN_IMAGE_SIZE_THUMB_LARGE) ? PAN_ITEM_IMAGE : PAN_ITEM_THUMB;
1849                 list = pan_search_by_date_val(pw, type, year, month, day, NULL);
1850                 }
1851
1852         if (list)
1853                 {
1854                 found = g_list_find(list, pw->search_pi);
1855                 if (found && found->next)
1856                         {
1857                         found = found->next;
1858                         pi = found->data;
1859                         }
1860                 else
1861                         {
1862                         pi = list->data;
1863                         }
1864                 }
1865
1866         pw->search_pi = pi;
1867
1868         if (pw->layout == PAN_LAYOUT_CALENDAR && pi && pi->type == PAN_ITEM_BOX)
1869                 {
1870                 pan_info_update(pw, NULL);
1871                 pan_calendar_update(pw, pi);
1872                 image_scroll_to_point(pw->imd,
1873                                       pi->x + pi->width / 2,
1874                                       pi->y + pi->height / 2, 0.5, 0.5);
1875                 }
1876         else if (pi)
1877                 {
1878                 pan_info_update(pw, pi);
1879                 image_scroll_to_point(pw->imd,
1880                                       pi->x - PAN_BOX_BORDER * 5 / 2,
1881                                       pi->y, 0.0, 0.5);
1882                 }
1883
1884         if (month > 0)
1885                 {
1886                 buf = pan_date_value_string(t, PAN_DATE_LENGTH_MONTH);
1887                 if (day > 0)
1888                         {
1889                         gchar *tmp;
1890                         tmp = buf;
1891                         buf = g_strdup_printf("%d %s", day, tmp);
1892                         g_free(tmp);
1893                         }
1894                 }
1895         else
1896                 {
1897                 buf = pan_date_value_string(t, PAN_DATE_LENGTH_YEAR);
1898                 }
1899
1900         if (pi)
1901                 {
1902                 buf_count = g_strdup_printf("( %d / %d )",
1903                                             g_list_index(list, pi) + 1,
1904                                             g_list_length(list));
1905                 }
1906         else
1907                 {
1908                 buf_count = g_strdup_printf("(%s)", _("no match"));
1909                 }
1910
1911         message = g_strdup_printf("%s %s %s", _("Date:"), buf, buf_count);
1912         g_free(buf);
1913         g_free(buf_count);
1914         pan_search_status(pw, message);
1915         g_free(message);
1916
1917         g_list_free(list);
1918
1919         return TRUE;
1920 }
1921
1922 static void pan_search_activate_cb(const gchar *text, gpointer data)
1923 {
1924         PanWindow *pw = data;
1925
1926         if (!text) return;
1927
1928         tab_completion_append_to_history(pw->search_entry, text);
1929
1930         if (pan_search_by_path(pw, text)) return;
1931
1932         if ((pw->layout == PAN_LAYOUT_TIMELINE ||
1933              pw->layout == PAN_LAYOUT_CALENDAR) &&
1934             pan_search_by_date(pw, text))
1935                 {
1936                 return;
1937                 }
1938
1939         if (pan_search_by_partial(pw, text)) return;
1940
1941         pan_search_status(pw, _("no match"));
1942 }
1943
1944 static void pan_search_activate(PanWindow *pw)
1945 {
1946         gchar *text;
1947
1948 #if 0
1949         if (!GTK_WIDGET_VISIBLE(pw->search_box))
1950                 {
1951                 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(pw->search_button), TRUE);
1952                 }
1953 #endif
1954
1955         text = g_strdup(gtk_entry_get_text(GTK_ENTRY(pw->search_entry)));
1956         pan_search_activate_cb(text, pw);
1957         g_free(text);
1958 }
1959
1960 static void pan_search_toggle_cb(GtkWidget *button, gpointer data)
1961 {
1962         PanWindow *pw = data;
1963         gint visible;
1964
1965         visible = GTK_WIDGET_VISIBLE(pw->search_box);
1966         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(button)) == visible) return;
1967
1968         if (visible)
1969                 {
1970                 gtk_widget_hide(pw->search_box);
1971                 gtk_arrow_set(GTK_ARROW(pw->search_button_arrow), GTK_ARROW_UP, GTK_SHADOW_NONE);
1972                 }
1973         else
1974                 {
1975                 gtk_widget_show(pw->search_box);
1976                 gtk_arrow_set(GTK_ARROW(pw->search_button_arrow), GTK_ARROW_DOWN, GTK_SHADOW_NONE);
1977                 gtk_widget_grab_focus(pw->search_entry);
1978                 }
1979 }
1980
1981 static void pan_search_toggle_visible(PanWindow *pw, gint enable)
1982 {
1983         if (pw->fs) return;
1984
1985         if (enable)
1986                 {
1987                 if (GTK_WIDGET_VISIBLE(pw->search_box))
1988                         {
1989                         gtk_widget_grab_focus(pw->search_entry);
1990                         }
1991                 else
1992                         {
1993                         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(pw->search_button), TRUE);
1994                         }
1995                 }
1996         else
1997                 {
1998                 if (GTK_WIDGET_VISIBLE(pw->search_entry))
1999                         {
2000                         if (GTK_WIDGET_HAS_FOCUS(pw->search_entry))
2001                                 {
2002                                 gtk_widget_grab_focus(GTK_WIDGET(pw->imd->widget));
2003                                 }
2004                         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(pw->search_button), FALSE);
2005                         }
2006                 }
2007 }
2008
2009
2010 /*
2011  *-----------------------------------------------------------------------------
2012  * main window
2013  *-----------------------------------------------------------------------------
2014  */
2015
2016 static void button_cb(PixbufRenderer *pr, GdkEventButton *event, gpointer data)
2017 {
2018         PanWindow *pw = data;
2019         PanItem *pi = NULL;
2020         GtkWidget *menu;
2021         gint rx, ry;
2022
2023         rx = ry = 0;
2024         if (pr->scale)
2025                 {
2026                 rx = (double)(pr->x_scroll + event->x - pr->x_offset) / pr->scale;
2027                 ry = (double)(pr->y_scroll + event->y - pr->y_offset) / pr->scale;
2028                 }
2029
2030         pi = pan_item_find_by_coord(pw, PAN_ITEM_BOX, rx, ry, "info");
2031         if (pi && event->button == MOUSE_BUTTON_LEFT)
2032                 {
2033                 pan_info_update(pw, NULL);
2034                 return;
2035                 }
2036
2037         pi = pan_item_find_by_coord(pw, (pw->size > PAN_IMAGE_SIZE_THUMB_LARGE) ? PAN_ITEM_IMAGE : PAN_ITEM_THUMB,
2038                                     rx, ry, NULL);
2039
2040         switch (event->button)
2041                 {
2042                 case MOUSE_BUTTON_LEFT:
2043                         pan_info_update(pw, pi);
2044
2045                         if (!pi && pw->layout == PAN_LAYOUT_CALENDAR)
2046                                 {
2047                                 pi = pan_item_find_by_coord(pw, PAN_ITEM_BOX, rx, ry, "day");
2048                                 pan_calendar_update(pw, pi);
2049                                 }
2050                         break;
2051                 case MOUSE_BUTTON_MIDDLE:
2052                         break;
2053                 case MOUSE_BUTTON_RIGHT:
2054                         pan_info_update(pw, pi);
2055                         menu = pan_popup_menu(pw);
2056                         gtk_menu_popup(GTK_MENU(menu), NULL, NULL, NULL, NULL, 3, event->time);
2057                         break;
2058                 default:
2059                         break;
2060                 }
2061 }
2062
2063 static void scroll_cb(PixbufRenderer *pr, GdkEventScroll *event, gpointer data)
2064 {
2065 #if 0
2066         PanWindow *pw = data;
2067 #endif
2068         gint w, h;
2069
2070         w = pr->vis_width;
2071         h = pr->vis_height;
2072
2073         if (!(event->state & GDK_SHIFT_MASK))
2074                 {
2075                 w /= 3;
2076                 h /= 3;
2077                 }
2078
2079         if (event->state & GDK_CONTROL_MASK)
2080                 {
2081                 switch (event->direction)
2082                         {
2083                         case GDK_SCROLL_UP:
2084                                 pixbuf_renderer_zoom_adjust_at_point(pr, ZOOM_INCREMENT,
2085                                                                      (gint)event->x, (gint)event->y);
2086                                 break;
2087                         case GDK_SCROLL_DOWN:
2088                                 pixbuf_renderer_zoom_adjust_at_point(pr, -ZOOM_INCREMENT,
2089                                                                      (gint)event->x, (gint)event->y);
2090                                 break;
2091                         default:
2092                                 break;
2093                         }
2094                 }
2095         else
2096                 {
2097                 switch (event->direction)
2098                         {
2099                         case GDK_SCROLL_UP:
2100                                 pixbuf_renderer_scroll(pr, 0, -h);
2101                                 break;
2102                         case GDK_SCROLL_DOWN:
2103                                 pixbuf_renderer_scroll(pr, 0, h);
2104                                 break;
2105                         case GDK_SCROLL_LEFT:
2106                                 pixbuf_renderer_scroll(pr, -w, 0);
2107                                 break;
2108                         case GDK_SCROLL_RIGHT:
2109                                 pixbuf_renderer_scroll(pr, w, 0);
2110                                 break;
2111                         default:
2112                                 break;
2113                         }
2114                 }
2115 }
2116
2117 static void pan_image_set_buttons(PanWindow *pw, ImageWindow *imd)
2118 {
2119         g_signal_connect(G_OBJECT(imd->pr), "clicked",
2120                          G_CALLBACK(button_cb), pw);
2121         g_signal_connect(G_OBJECT(imd->pr), "scroll_event",
2122                          G_CALLBACK(scroll_cb), pw);
2123 }
2124
2125 static void pan_fullscreen_stop_func(FullScreenData *fs, gpointer data)
2126 {
2127         PanWindow *pw = data;
2128
2129         pw->fs = NULL;
2130         pw->imd = pw->imd_normal;
2131 }
2132
2133 static void pan_fullscreen_toggle(PanWindow *pw, gint force_off)
2134 {
2135         if (force_off && !pw->fs) return;
2136
2137         if (pw->fs)
2138                 {
2139                 fullscreen_stop(pw->fs);
2140                 }
2141         else
2142                 {
2143                 pw->fs = fullscreen_start(pw->window, pw->imd, pan_fullscreen_stop_func, pw);
2144                 pan_image_set_buttons(pw, pw->fs->imd);
2145                 g_signal_connect(G_OBJECT(pw->fs->window), "key_press_event",
2146                                  G_CALLBACK(pan_window_key_press_cb), pw);
2147
2148                 pw->imd = pw->fs->imd;
2149                 }
2150 }
2151
2152 static void pan_window_image_zoom_cb(PixbufRenderer *pr, gdouble zoom, gpointer data)
2153 {
2154         PanWindow *pw = data;
2155         gchar *text;
2156
2157         text = image_zoom_get_as_text(pw->imd);
2158         gtk_label_set_text(GTK_LABEL(pw->label_zoom), text);
2159         g_free(text);
2160 }
2161
2162 static void pan_window_image_scroll_notify_cb(PixbufRenderer *pr, gpointer data)
2163 {
2164         PanWindow *pw = data;
2165         GtkAdjustment *adj;
2166         GdkRectangle rect;
2167         gint width, height;
2168
2169         if (pr->scale == 0.0) return;
2170
2171         pixbuf_renderer_get_visible_rect(pr, &rect);
2172         pixbuf_renderer_get_image_size(pr, &width, &height);
2173
2174         adj = gtk_range_get_adjustment(GTK_RANGE(pw->scrollbar_h));
2175         adj->page_size = (gdouble)rect.width;
2176         adj->page_increment = adj->page_size / 2.0;
2177         adj->step_increment = 48.0 / pr->scale;
2178         adj->lower = 0.0;
2179         adj->upper = MAX((gdouble)width, 1.0);
2180         adj->value = (gdouble)rect.x;
2181
2182         pref_signal_block_data(pw->scrollbar_h, pw);
2183         gtk_adjustment_changed(adj);
2184         gtk_adjustment_value_changed(adj);
2185         pref_signal_unblock_data(pw->scrollbar_h, pw);
2186
2187         adj = gtk_range_get_adjustment(GTK_RANGE(pw->scrollbar_v));
2188         adj->page_size = (gdouble)rect.height;
2189         adj->page_increment = adj->page_size / 2.0;
2190         adj->step_increment = 48.0 / pr->scale;
2191         adj->lower = 0.0;
2192         adj->upper = MAX((gdouble)height, 1.0);
2193         adj->value = (gdouble)rect.y;
2194
2195         pref_signal_block_data(pw->scrollbar_v, pw);
2196         gtk_adjustment_changed(adj);
2197         gtk_adjustment_value_changed(adj);
2198         pref_signal_unblock_data(pw->scrollbar_v, pw);
2199 }
2200
2201 static void pan_window_scrollbar_h_value_cb(GtkRange *range, gpointer data)
2202 {
2203         PanWindow *pw = data;
2204         PixbufRenderer *pr;
2205         gint x;
2206
2207         pr = PIXBUF_RENDERER(pw->imd_normal->pr);
2208
2209         if (!pr->scale) return;
2210
2211         x = (gint)gtk_range_get_value(range);
2212
2213         pixbuf_renderer_scroll_to_point(pr, x, (gint)((gdouble)pr->y_scroll / pr->scale), 0.0, 0.0);
2214 }
2215
2216 static void pan_window_scrollbar_v_value_cb(GtkRange *range, gpointer data)
2217 {
2218         PanWindow *pw = data;
2219         PixbufRenderer *pr;
2220         gint y;
2221
2222         pr = PIXBUF_RENDERER(pw->imd_normal->pr);
2223
2224         if (!pr->scale) return;
2225
2226         y = (gint)gtk_range_get_value(range);
2227
2228         pixbuf_renderer_scroll_to_point(pr, (gint)((gdouble)pr->x_scroll / pr->scale), y, 0.0, 0.0);
2229 }
2230
2231 static void pan_window_layout_change_cb(GtkWidget *combo, gpointer data)
2232 {
2233         PanWindow *pw = data;
2234
2235         pw->layout = gtk_combo_box_get_active(GTK_COMBO_BOX(combo));
2236         pan_layout_update(pw);
2237 }
2238
2239 static void pan_window_layout_size_cb(GtkWidget *combo, gpointer data)
2240 {
2241         PanWindow *pw = data;
2242
2243         pw->size = gtk_combo_box_get_active(GTK_COMBO_BOX(combo));
2244         pan_layout_update(pw);
2245 }
2246
2247 #if 0
2248 static void pan_window_date_toggle_cb(GtkWidget *button, gpointer data)
2249 {
2250         PanWindow *pw = data;
2251
2252         pw->exif_date_enable = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(button));
2253         pan_layout_update(pw);
2254 }
2255 #endif
2256
2257 static void pan_window_entry_activate_cb(const gchar *new_text, gpointer data)
2258 {
2259         PanWindow *pw = data;
2260         gchar *path;
2261
2262         path = remove_trailing_slash(new_text);
2263         parse_out_relatives(path);
2264
2265         if (!isdir(path))
2266                 {
2267                 warning_dialog(_("Folder not found"),
2268                                _("The entered path is not a folder"),
2269                                GTK_STOCK_DIALOG_WARNING, pw->path_entry);
2270                 }
2271         else
2272                 {
2273                 tab_completion_append_to_history(pw->path_entry, path);
2274
2275                 pan_layout_set_path(pw, path);
2276                 }
2277
2278         g_free(path);
2279 }
2280
2281 static void pan_window_entry_change_cb(GtkWidget *combo, gpointer data)
2282 {
2283         PanWindow *pw = data;
2284         gchar *text;
2285
2286         if (gtk_combo_box_get_active(GTK_COMBO_BOX(combo)) < 0) return;
2287
2288         text = g_strdup(gtk_entry_get_text(GTK_ENTRY(pw->path_entry)));
2289         pan_window_entry_activate_cb(text, pw);
2290         g_free(text);
2291 }
2292
2293 static void pan_window_close(PanWindow *pw)
2294 {
2295         pan_window_list = g_list_remove(pan_window_list, pw);
2296
2297         pref_list_int_set(PAN_PREF_GROUP, PAN_PREF_EXIF_PAN_DATE, pw->exif_date_enable);
2298         pref_list_int_set(PAN_PREF_GROUP, PAN_PREF_INFO_IMAGE, pw->info_image_size);
2299         pref_list_int_set(PAN_PREF_GROUP, PAN_PREF_INFO_EXIF, pw->info_includes_exif);
2300
2301         if (pw->idle_id != -1)
2302                 {
2303                 g_source_remove(pw->idle_id);
2304                 }
2305
2306         pan_fullscreen_toggle(pw, TRUE);
2307         gtk_widget_destroy(pw->window);
2308
2309         pan_window_items_free(pw);
2310         pan_cache_free(pw);
2311
2312         g_free(pw->path);
2313
2314         g_free(pw);
2315 }
2316
2317 static gint pan_window_delete_cb(GtkWidget *w, GdkEventAny *event, gpointer data)
2318 {
2319         PanWindow *pw = data;
2320
2321         pan_window_close(pw);
2322         return TRUE;
2323 }
2324
2325 static void pan_window_new_real(const gchar *path)
2326 {
2327         PanWindow *pw;
2328         GtkWidget *vbox;
2329         GtkWidget *box;
2330         GtkWidget *combo;
2331         GtkWidget *hbox;
2332         GtkWidget *frame;
2333         GtkWidget *table;
2334         GdkGeometry geometry;
2335
2336         pw = g_new0(PanWindow, 1);
2337
2338         pw->path = g_strdup(path);
2339         pw->layout = PAN_LAYOUT_TIMELINE;
2340         pw->size = PAN_IMAGE_SIZE_THUMB_NORMAL;
2341         pw->thumb_size = PAN_THUMB_SIZE_NORMAL;
2342         pw->thumb_gap = PAN_THUMB_GAP_NORMAL;
2343
2344         if (!pref_list_int_get(PAN_PREF_GROUP, PAN_PREF_EXIF_PAN_DATE, &pw->exif_date_enable))
2345                 {
2346                 pw->exif_date_enable = FALSE;
2347                 }
2348         if (!pref_list_int_get(PAN_PREF_GROUP, PAN_PREF_INFO_IMAGE, &pw->info_image_size))
2349                 {
2350                 pw->info_image_size = PAN_IMAGE_SIZE_THUMB_NONE;
2351                 }
2352         if (!pref_list_int_get(PAN_PREF_GROUP, PAN_PREF_INFO_EXIF, &pw->info_includes_exif))
2353                 {
2354                 pw->info_includes_exif = TRUE;
2355                 }
2356
2357         pw->ignore_symlinks = TRUE;
2358
2359         pw->list = NULL;
2360         pw->list_static = NULL;
2361         pw->list_grid = NULL;
2362
2363         pw->fs = NULL;
2364         pw->overlay_id = -1;
2365         pw->idle_id = -1;
2366
2367         pw->window = window_new(GTK_WINDOW_TOPLEVEL, "panview", NULL, NULL, _("Pan View"));
2368
2369         geometry.min_width = 8;
2370         geometry.min_height = 8;
2371         gtk_window_set_geometry_hints(GTK_WINDOW(pw->window), NULL, &geometry, GDK_HINT_MIN_SIZE);
2372
2373         gtk_window_set_resizable(GTK_WINDOW(pw->window), TRUE);
2374         gtk_container_set_border_width(GTK_CONTAINER(pw->window), 0);
2375
2376         vbox = gtk_vbox_new(FALSE, 0);
2377         gtk_container_add(GTK_CONTAINER(pw->window), vbox);
2378         gtk_widget_show(vbox);
2379
2380         box = pref_box_new(vbox, FALSE, GTK_ORIENTATION_HORIZONTAL, PREF_PAD_SPACE);
2381
2382         pref_spacer(box, 0);
2383         pref_label_new(box, _("Location:"));
2384         combo = tab_completion_new_with_history(&pw->path_entry, path, "pan_view_path", -1,
2385                                                 pan_window_entry_activate_cb, pw);
2386         g_signal_connect(G_OBJECT(pw->path_entry->parent), "changed",
2387                          G_CALLBACK(pan_window_entry_change_cb), pw);
2388         gtk_box_pack_start(GTK_BOX(box), combo, TRUE, TRUE, 0);
2389         gtk_widget_show(combo);
2390
2391         combo = gtk_combo_box_new_text();
2392         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Timeline"));
2393         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Calendar"));
2394         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Folders"));
2395         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Folders (flower)"));
2396         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Grid"));
2397
2398         gtk_combo_box_set_active(GTK_COMBO_BOX(combo), pw->layout);
2399         g_signal_connect(G_OBJECT(combo), "changed",
2400                          G_CALLBACK(pan_window_layout_change_cb), pw);
2401         gtk_box_pack_start(GTK_BOX(box), combo, FALSE, FALSE, 0);
2402         gtk_widget_show(combo);
2403
2404         combo = gtk_combo_box_new_text();
2405         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Dots"));
2406         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("No Images"));
2407         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Small Thumbnails"));
2408         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Normal Thumbnails"));
2409         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Large Thumbnails"));
2410         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("1:10 (10%)"));
2411         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("1:4 (25%)"));
2412         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("1:3 (33%)"));
2413         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("1:2 (50%)"));
2414         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("1:1 (100%)"));
2415
2416         gtk_combo_box_set_active(GTK_COMBO_BOX(combo), pw->size);
2417         g_signal_connect(G_OBJECT(combo), "changed",
2418                          G_CALLBACK(pan_window_layout_size_cb), pw);
2419         gtk_box_pack_start(GTK_BOX(box), combo, FALSE, FALSE, 0);
2420         gtk_widget_show(combo);
2421
2422         table = pref_table_new(vbox, 2, 2, FALSE, TRUE);
2423         gtk_table_set_row_spacings(GTK_TABLE(table), 2);
2424         gtk_table_set_col_spacings(GTK_TABLE(table), 2);
2425
2426         pw->imd = image_new(TRUE);
2427         pw->imd_normal = pw->imd;
2428
2429         g_signal_connect(G_OBJECT(pw->imd->pr), "zoom",
2430                          G_CALLBACK(pan_window_image_zoom_cb), pw);
2431         g_signal_connect(G_OBJECT(pw->imd->pr), "scroll_notify",
2432                          G_CALLBACK(pan_window_image_scroll_notify_cb), pw);
2433
2434         gtk_table_attach(GTK_TABLE(table), pw->imd->widget, 0, 1, 0, 1,
2435                          GTK_FILL | GTK_EXPAND, GTK_FILL | GTK_EXPAND, 0, 0);
2436         gtk_widget_show(GTK_WIDGET(pw->imd->widget));
2437
2438         pan_window_dnd_init(pw);
2439
2440         pan_image_set_buttons(pw, pw->imd);
2441
2442         pw->scrollbar_h = gtk_hscrollbar_new(NULL);
2443         g_signal_connect(G_OBJECT(pw->scrollbar_h), "value_changed",
2444                          G_CALLBACK(pan_window_scrollbar_h_value_cb), pw);
2445         gtk_table_attach(GTK_TABLE(table), pw->scrollbar_h, 0, 1, 1, 2,
2446                          GTK_FILL | GTK_EXPAND, 0, 0, 0);
2447         gtk_widget_show(pw->scrollbar_h);
2448
2449         pw->scrollbar_v = gtk_vscrollbar_new(NULL);
2450         g_signal_connect(G_OBJECT(pw->scrollbar_v), "value_changed",
2451                          G_CALLBACK(pan_window_scrollbar_v_value_cb), pw);
2452         gtk_table_attach(GTK_TABLE(table), pw->scrollbar_v, 1, 2, 0, 1,
2453                          0, GTK_FILL | GTK_EXPAND, 0, 0);
2454         gtk_widget_show(pw->scrollbar_v);
2455
2456         /* find bar */
2457
2458         pw->search_box = gtk_hbox_new(FALSE, PREF_PAD_SPACE);
2459         gtk_box_pack_start(GTK_BOX(vbox), pw->search_box, FALSE, FALSE, 2);
2460
2461         pref_spacer(pw->search_box, 0);
2462         pref_label_new(pw->search_box, _("Find:"));
2463
2464         hbox = gtk_hbox_new(TRUE, PREF_PAD_SPACE);
2465         gtk_box_pack_start(GTK_BOX(pw->search_box), hbox, TRUE, TRUE, 0);
2466         gtk_widget_show(hbox);
2467
2468         combo = tab_completion_new_with_history(&pw->search_entry, "", "pan_view_search", -1,
2469                                                 pan_search_activate_cb, pw);
2470         gtk_box_pack_start(GTK_BOX(hbox), combo, TRUE, TRUE, 0);
2471         gtk_widget_show(combo);
2472
2473         pw->search_label = gtk_label_new("");
2474         gtk_box_pack_start(GTK_BOX(hbox), pw->search_label, TRUE, TRUE, 0);
2475         gtk_widget_show(pw->search_label);
2476
2477         /* status bar */
2478
2479         box = pref_box_new(vbox, FALSE, GTK_ORIENTATION_HORIZONTAL, 0);
2480
2481         frame = gtk_frame_new(NULL);
2482         gtk_frame_set_shadow_type(GTK_FRAME(frame), GTK_SHADOW_IN);
2483         gtk_widget_set_size_request(frame, ZOOM_LABEL_WIDTH, -1);
2484         gtk_box_pack_start(GTK_BOX(box), frame, TRUE, TRUE, 0);
2485         gtk_widget_show(frame);
2486
2487         hbox = gtk_hbox_new(FALSE, PREF_PAD_SPACE);
2488         gtk_container_add(GTK_CONTAINER(frame), hbox);
2489         gtk_widget_show(hbox);
2490
2491         pref_spacer(hbox, 0);
2492         pw->label_message = pref_label_new(hbox, "");
2493
2494         frame = gtk_frame_new(NULL);
2495         gtk_frame_set_shadow_type(GTK_FRAME(frame), GTK_SHADOW_IN);
2496         gtk_widget_set_size_request(frame, ZOOM_LABEL_WIDTH, -1);
2497         gtk_box_pack_end(GTK_BOX(box), frame, FALSE, FALSE, 0);
2498         gtk_widget_show(frame);
2499
2500         pw->label_zoom = gtk_label_new("");
2501         gtk_container_add(GTK_CONTAINER(frame), pw->label_zoom);
2502         gtk_widget_show(pw->label_zoom);
2503
2504 #if 0
2505         pw->date_button = pref_checkbox_new(box, _("Use Exif date"), pw->exif_date_enable,
2506                                             G_CALLBACK(pan_window_date_toggle_cb), pw);
2507 #endif
2508
2509         pw->search_button = gtk_toggle_button_new();
2510         gtk_button_set_relief(GTK_BUTTON(pw->search_button), GTK_RELIEF_NONE);
2511         gtk_button_set_focus_on_click(GTK_BUTTON(pw->search_button), FALSE);
2512         hbox = gtk_hbox_new(FALSE, PREF_PAD_GAP);
2513         gtk_container_add(GTK_CONTAINER(pw->search_button), hbox);
2514         gtk_widget_show(hbox);
2515         pw->search_button_arrow = gtk_arrow_new(GTK_ARROW_UP, GTK_SHADOW_NONE);
2516         gtk_box_pack_start(GTK_BOX(hbox), pw->search_button_arrow, FALSE, FALSE, 0);
2517         gtk_widget_show(pw->search_button_arrow);
2518         pref_label_new(hbox, _("Find"));
2519
2520         gtk_box_pack_end(GTK_BOX(box), pw->search_button, FALSE, FALSE, 0);
2521         gtk_widget_show(pw->search_button);
2522         g_signal_connect(G_OBJECT(pw->search_button), "clicked",
2523                          G_CALLBACK(pan_search_toggle_cb), pw);
2524
2525         g_signal_connect(G_OBJECT(pw->window), "delete_event",
2526                          G_CALLBACK(pan_window_delete_cb), pw);
2527         g_signal_connect(G_OBJECT(pw->window), "key_press_event",
2528                          G_CALLBACK(pan_window_key_press_cb), pw);
2529
2530         gtk_window_set_default_size(GTK_WINDOW(pw->window), PAN_WINDOW_DEFAULT_WIDTH, PAN_WINDOW_DEFAULT_HEIGHT);
2531
2532         pan_layout_update(pw);
2533
2534         gtk_widget_grab_focus(GTK_WIDGET(pw->imd->widget));
2535         gtk_widget_show(pw->window);
2536
2537         pan_window_list = g_list_append(pan_window_list, pw);
2538 }
2539
2540 /*
2541  *-----------------------------------------------------------------------------
2542  * peformance warnings
2543  *-----------------------------------------------------------------------------
2544  */
2545
2546 static void pan_warning_ok_cb(GenericDialog *gd, gpointer data)
2547 {
2548         gchar *path = data;
2549
2550         generic_dialog_close(gd);
2551
2552         pan_window_new_real(path);
2553         g_free(path);
2554 }
2555
2556 static void pan_warning_hide_cb(GtkWidget *button, gpointer data)
2557 {
2558         gint hide_dlg;
2559
2560         hide_dlg = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(button));
2561         pref_list_int_set(PAN_PREF_GROUP, PAN_PREF_HIDE_WARNING, hide_dlg);
2562 }
2563
2564 static gint pan_warning(const gchar *path)
2565 {
2566         GenericDialog *gd;
2567         GtkWidget *box;
2568         GtkWidget *group;
2569         GtkWidget *button;
2570         GtkWidget *ct_button;
2571         gint hide_dlg;
2572
2573         if (path && strcmp(path, "/") == 0)
2574                 {
2575                 pan_warning_folder(path, NULL);
2576                 return TRUE;
2577                 }
2578
2579         if (options->thumbnails.enable_caching &&
2580             options->thumbnails.spec_standard) return FALSE;
2581
2582         if (!pref_list_int_get(PAN_PREF_GROUP, PAN_PREF_HIDE_WARNING, &hide_dlg)) hide_dlg = FALSE;
2583         if (hide_dlg) return FALSE;
2584
2585         gd = generic_dialog_new(_("Pan View Performance"), GQ_WMCLASS, "pan_view_warning", NULL, FALSE,
2586                                 NULL, NULL);
2587         gd->data = g_strdup(path);
2588         generic_dialog_add_button(gd, GTK_STOCK_OK, NULL,
2589                                   pan_warning_ok_cb, TRUE);
2590
2591         box = generic_dialog_add_message(gd, GTK_STOCK_DIALOG_INFO,
2592                                          _("Pan view performance may be poor."),
2593                                          _("To improve performance of thumbnails in the pan view the"
2594                                            " following options can be enabled. Note that both options"
2595                                            " must be enabled to notice a change in performance."));
2596
2597         group = pref_box_new(box, FALSE, GTK_ORIENTATION_HORIZONTAL, 0);
2598         pref_spacer(group, PREF_PAD_INDENT);
2599         group = pref_box_new(group, TRUE, GTK_ORIENTATION_VERTICAL, PREF_PAD_GAP);
2600
2601         ct_button = pref_checkbox_new_int(group, _("Cache thumbnails"),
2602                                           options->thumbnails.enable_caching, &options->thumbnails.enable_caching);
2603         button = pref_checkbox_new_int(group, _("Use shared thumbnail cache"),
2604                                        options->thumbnails.spec_standard, &options->thumbnails.spec_standard);
2605         pref_checkbox_link_sensitivity(ct_button, button);
2606
2607         pref_line(box, 0);
2608
2609         pref_checkbox_new(box, _("Do not show this dialog again"), hide_dlg,
2610                           G_CALLBACK(pan_warning_hide_cb), NULL);
2611
2612         gtk_widget_show(gd->dialog);
2613
2614         return TRUE;
2615 }
2616
2617
2618 /*
2619  *-----------------------------------------------------------------------------
2620  * entry point
2621  *-----------------------------------------------------------------------------
2622  */
2623
2624 void pan_window_new(const gchar *path)
2625 {
2626         if (pan_warning(path)) return;
2627
2628         pan_window_new_real(path);
2629 }
2630
2631
2632 /*
2633  *-----------------------------------------------------------------------------
2634  * menus
2635  *-----------------------------------------------------------------------------
2636  */
2637
2638 #define INFO_IMAGE_SIZE_KEY "image_size_data"
2639
2640
2641 static void pan_new_window_cb(GtkWidget *widget, gpointer data)
2642 {
2643         PanWindow *pw = data;
2644         FileData *fd;
2645
2646         fd = pan_menu_click_fd(pw);
2647         if (fd)
2648                 {
2649                 pan_fullscreen_toggle(pw, TRUE);
2650                 view_window_new(fd);
2651                 }
2652 }
2653
2654 static void pan_edit_cb(GtkWidget *widget, gpointer data)
2655 {
2656         PanWindow *pw;
2657         FileData *fd;
2658         gint n;
2659
2660         pw = submenu_item_get_data(widget);
2661         n = GPOINTER_TO_INT(data);
2662         if (!pw) return;
2663
2664         fd = pan_menu_click_fd(pw);
2665         if (fd)
2666                 {
2667                 if (!editor_window_flag_set(n))
2668                         {
2669                         pan_fullscreen_toggle(pw, TRUE);
2670                         }
2671                 start_editor_from_file(n, fd);
2672                 }
2673 }
2674
2675 static void pan_info_cb(GtkWidget *widget, gpointer data)
2676 {
2677         PanWindow *pw = data;
2678         FileData *fd;
2679
2680         fd = pan_menu_click_fd(pw);
2681         if (fd) info_window_new(fd, NULL, NULL);
2682 }
2683
2684 static void pan_zoom_in_cb(GtkWidget *widget, gpointer data)
2685 {
2686         PanWindow *pw = data;
2687
2688         image_zoom_adjust(pw->imd, ZOOM_INCREMENT);
2689 }
2690
2691 static void pan_zoom_out_cb(GtkWidget *widget, gpointer data)
2692 {
2693         PanWindow *pw = data;
2694
2695         image_zoom_adjust(pw->imd, -ZOOM_INCREMENT);
2696 }
2697
2698 static void pan_zoom_1_1_cb(GtkWidget *widget, gpointer data)
2699 {
2700         PanWindow *pw = data;
2701
2702         image_zoom_set(pw->imd, 1.0);
2703 }
2704
2705 static void pan_copy_cb(GtkWidget *widget, gpointer data)
2706 {
2707         PanWindow *pw = data;
2708         FileData *fd;
2709
2710         fd = pan_menu_click_fd(pw);
2711         if (fd) file_util_copy(fd, NULL, NULL, pw->imd->widget);
2712 }
2713
2714 static void pan_move_cb(GtkWidget *widget, gpointer data)
2715 {
2716         PanWindow *pw = data;
2717         FileData *fd;
2718
2719         fd = pan_menu_click_fd(pw);
2720         if (fd) file_util_move(fd, NULL, NULL, pw->imd->widget);
2721 }
2722
2723 static void pan_rename_cb(GtkWidget *widget, gpointer data)
2724 {
2725         PanWindow *pw = data;
2726         FileData *fd;
2727
2728         fd = pan_menu_click_fd(pw);
2729         if (fd) file_util_rename(fd, NULL, pw->imd->widget);
2730 }
2731
2732 static void pan_delete_cb(GtkWidget *widget, gpointer data)
2733 {
2734         PanWindow *pw = data;
2735         FileData *fd;
2736
2737         fd = pan_menu_click_fd(pw);
2738         if (fd) file_util_delete(fd, NULL, pw->imd->widget);
2739 }
2740
2741 static void pan_copy_path_cb(GtkWidget *widget, gpointer data)
2742 {
2743         PanWindow *pw = data;
2744         FileData *fd;
2745
2746         fd = pan_menu_click_fd(pw);
2747         if (fd) file_util_copy_path_to_clipboard(fd);
2748 }
2749
2750 static void pan_exif_date_toggle_cb(GtkWidget *widget, gpointer data)
2751 {
2752         PanWindow *pw = data;
2753
2754         pw->exif_date_enable = gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget));
2755         pan_layout_update(pw);
2756 }
2757
2758 static void pan_info_toggle_exif_cb(GtkWidget *widget, gpointer data)
2759 {
2760         PanWindow *pw = data;
2761
2762         pw->info_includes_exif = gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget));
2763         /* fixme: sync info now */
2764 }
2765
2766 static void pan_info_toggle_image_cb(GtkWidget *widget, gpointer data)
2767 {
2768         PanWindow *pw = data;
2769
2770         pw->info_image_size = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(widget), INFO_IMAGE_SIZE_KEY));
2771         /* fixme: sync info now */
2772 }
2773
2774 static void pan_fullscreen_cb(GtkWidget *widget, gpointer data)
2775 {
2776         PanWindow *pw = data;
2777
2778         pan_fullscreen_toggle(pw, FALSE);
2779 }
2780
2781 static void pan_close_cb(GtkWidget *widget, gpointer data)
2782 {
2783         PanWindow *pw = data;
2784
2785         pan_window_close(pw);
2786 }
2787
2788 static GtkWidget *pan_popup_menu(PanWindow *pw)
2789 {
2790         GtkWidget *menu;
2791         GtkWidget *submenu;
2792         GtkWidget *item;
2793         gint active;
2794
2795         active = (pw->click_pi != NULL);
2796
2797         menu = popup_menu_short_lived();
2798
2799         menu_item_add_stock(menu, _("Zoom _in"), GTK_STOCK_ZOOM_IN,
2800                             G_CALLBACK(pan_zoom_in_cb), pw);
2801         menu_item_add_stock(menu, _("Zoom _out"), GTK_STOCK_ZOOM_OUT,
2802                             G_CALLBACK(pan_zoom_out_cb), pw);
2803         menu_item_add_stock(menu, _("Zoom _1:1"), GTK_STOCK_ZOOM_100,
2804                             G_CALLBACK(pan_zoom_1_1_cb), pw);
2805         menu_item_add_divider(menu);
2806
2807         submenu_add_edit(menu, &item, G_CALLBACK(pan_edit_cb), pw);
2808         gtk_widget_set_sensitive(item, active);
2809
2810         menu_item_add_stock_sensitive(menu, _("_Properties"), GTK_STOCK_PROPERTIES, active,
2811                                       G_CALLBACK(pan_info_cb), pw);
2812
2813         menu_item_add_stock_sensitive(menu, _("View in _new window"), GTK_STOCK_NEW, active,
2814                                       G_CALLBACK(pan_new_window_cb), pw);
2815
2816         menu_item_add_divider(menu);
2817         menu_item_add_stock_sensitive(menu, _("_Copy..."), GTK_STOCK_COPY, active,
2818                                       G_CALLBACK(pan_copy_cb), pw);
2819         menu_item_add_sensitive(menu, _("_Move..."), active,
2820                                 G_CALLBACK(pan_move_cb), pw);
2821         menu_item_add_sensitive(menu, _("_Rename..."), active,
2822                                 G_CALLBACK(pan_rename_cb), pw);
2823         menu_item_add_stock_sensitive(menu, _("_Delete..."), GTK_STOCK_DELETE, active,
2824                                       G_CALLBACK(pan_delete_cb), pw);
2825         if (options->show_copy_path)
2826                 menu_item_add_sensitive(menu, _("_Copy path"), active,
2827                                         G_CALLBACK(pan_copy_path_cb), pw);
2828
2829         menu_item_add_divider(menu);
2830         item = menu_item_add_check(menu, _("Sort by E_xif date"), pw->exif_date_enable,
2831                                    G_CALLBACK(pan_exif_date_toggle_cb), pw);
2832         gtk_widget_set_sensitive(item, (pw->layout == PAN_LAYOUT_TIMELINE || pw->layout == PAN_LAYOUT_CALENDAR));
2833
2834         menu_item_add_divider(menu);
2835
2836         menu_item_add_check(menu, _("_Show Exif information"), pw->info_includes_exif,
2837                             G_CALLBACK(pan_info_toggle_exif_cb), pw);
2838         item = menu_item_add(menu, _("Show im_age"), NULL, NULL);
2839         submenu = gtk_menu_new();
2840         gtk_menu_item_set_submenu(GTK_MENU_ITEM(item), submenu);
2841
2842         item = menu_item_add_check(submenu, _("_None"), (pw->info_image_size == PAN_IMAGE_SIZE_THUMB_NONE),
2843                                    G_CALLBACK(pan_info_toggle_image_cb), pw);
2844         g_object_set_data(G_OBJECT(item), INFO_IMAGE_SIZE_KEY, GINT_TO_POINTER(PAN_IMAGE_SIZE_THUMB_NONE));
2845
2846         item = menu_item_add_check(submenu, _("_Full size"), (pw->info_image_size == PAN_IMAGE_SIZE_100),
2847                                    G_CALLBACK(pan_info_toggle_image_cb), pw);
2848         g_object_set_data(G_OBJECT(item), INFO_IMAGE_SIZE_KEY, GINT_TO_POINTER(PAN_IMAGE_SIZE_100));
2849
2850         item = menu_item_add_check(submenu, _("1:2 (50%)"), (pw->info_image_size == PAN_IMAGE_SIZE_50),
2851                                    G_CALLBACK(pan_info_toggle_image_cb), pw);
2852         g_object_set_data(G_OBJECT(item), INFO_IMAGE_SIZE_KEY, GINT_TO_POINTER(PAN_IMAGE_SIZE_50));
2853
2854         item = menu_item_add_check(submenu, _("1:3 (33%)"), (pw->info_image_size == PAN_IMAGE_SIZE_33),
2855                                    G_CALLBACK(pan_info_toggle_image_cb), pw);
2856         g_object_set_data(G_OBJECT(item), INFO_IMAGE_SIZE_KEY, GINT_TO_POINTER(PAN_IMAGE_SIZE_33));
2857
2858         item = menu_item_add_check(submenu, _("1:4 (25%)"), (pw->info_image_size == PAN_IMAGE_SIZE_25),
2859                                    G_CALLBACK(pan_info_toggle_image_cb), pw);
2860         g_object_set_data(G_OBJECT(item), INFO_IMAGE_SIZE_KEY, GINT_TO_POINTER(PAN_IMAGE_SIZE_25));
2861
2862         item = menu_item_add_check(submenu, _("1:10 (10%)"), (pw->info_image_size == PAN_IMAGE_SIZE_10),
2863                                    G_CALLBACK(pan_info_toggle_image_cb), pw);
2864         g_object_set_data(G_OBJECT(item), INFO_IMAGE_SIZE_KEY, GINT_TO_POINTER(PAN_IMAGE_SIZE_10));
2865
2866
2867
2868         menu_item_add_divider(menu);
2869
2870         if (pw->fs)
2871                 {
2872                 menu_item_add(menu, _("Exit _full screen"), G_CALLBACK(pan_fullscreen_cb), pw);
2873                 }
2874         else
2875                 {
2876                 menu_item_add(menu, _("_Full screen"), G_CALLBACK(pan_fullscreen_cb), pw);
2877                 }
2878
2879         menu_item_add_divider(menu);
2880         menu_item_add_stock(menu, _("C_lose window"), GTK_STOCK_CLOSE, G_CALLBACK(pan_close_cb), pw);
2881
2882         return menu;
2883 }
2884
2885
2886 /*
2887  *-----------------------------------------------------------------------------
2888  * drag and drop
2889  *-----------------------------------------------------------------------------
2890  */
2891
2892 static void pan_window_get_dnd_data(GtkWidget *widget, GdkDragContext *context,
2893                                     gint x, gint y,
2894                                     GtkSelectionData *selection_data, guint info,
2895                                     guint time, gpointer data)
2896 {
2897         PanWindow *pw = data;
2898
2899         if (gtk_drag_get_source_widget(context) == pw->imd->pr) return;
2900
2901         if (info == TARGET_URI_LIST)
2902                 {
2903                 GList *list;
2904
2905                 list = uri_filelist_from_text((gchar *)selection_data->data, TRUE);
2906                 if (list && isdir(((FileData *)list->data)->path))
2907                         {
2908                         FileData *fd = list->data;
2909
2910                         pan_layout_set_path(pw, fd->path);
2911                         }
2912
2913                 filelist_free(list);
2914                 }
2915 }
2916
2917 static void pan_window_set_dnd_data(GtkWidget *widget, GdkDragContext *context,
2918                                     GtkSelectionData *selection_data, guint info,
2919                                     guint time, gpointer data)
2920 {
2921         PanWindow *pw = data;
2922         FileData *fd;
2923
2924         fd = pan_menu_click_fd(pw);
2925         if (fd)
2926                 {
2927                 gchar *text = NULL;
2928                 gint len;
2929                 gint plain_text;
2930                 GList *list;
2931
2932                 switch (info)
2933                         {
2934                         case TARGET_URI_LIST:
2935                                 plain_text = FALSE;
2936                                 break;
2937                         case TARGET_TEXT_PLAIN:
2938                         default:
2939                                 plain_text = TRUE;
2940                                 break;
2941                         }
2942                 list = g_list_append(NULL, fd);
2943                 text = uri_text_from_filelist(list, &len, plain_text);
2944                 g_list_free(list);
2945                 if (text)
2946                         {
2947                         gtk_selection_data_set(selection_data, selection_data->target,
2948                                                8, (guchar *)text, len);
2949                         g_free(text);
2950                         }
2951                 }
2952         else
2953                 {
2954                 gtk_selection_data_set(selection_data, selection_data->target,
2955                                        8, NULL, 0);
2956                 }
2957 }
2958
2959 static void pan_window_dnd_init(PanWindow *pw)
2960 {
2961         GtkWidget *widget;
2962
2963         widget = pw->imd->pr;
2964
2965         gtk_drag_source_set(widget, GDK_BUTTON2_MASK,
2966                             dnd_file_drag_types, dnd_file_drag_types_count,
2967                             GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
2968         g_signal_connect(G_OBJECT(widget), "drag_data_get",
2969                          G_CALLBACK(pan_window_set_dnd_data), pw);
2970
2971         gtk_drag_dest_set(widget,
2972                           GTK_DEST_DEFAULT_MOTION | GTK_DEST_DEFAULT_DROP,
2973                           dnd_file_drop_types, dnd_file_drop_types_count,
2974                           GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
2975         g_signal_connect(G_OBJECT(widget), "drag_data_received",
2976                          G_CALLBACK(pan_window_get_dnd_data), pw);
2977 }
2978
2979 /*
2980  *-----------------------------------------------------------------------------
2981  * maintenance (for rename, move, remove)
2982  *-----------------------------------------------------------------------------
2983  */