src/pan-view.c

   1 /*
   2  * Geeqie
   3  * (C) 2006 John Ellis
   4  * Copyright (C) 2008 - 2009 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 "metadata.h"
  22 #include "fullscreen.h"
  23 #include "history_list.h"
  24 #include "img-view.h"
  25 #include "info.h"
  26 #include "menu.h"
  27 #include "misc.h"
  28 #include "pan-types.h"
  29 #include "thumb.h"
  30 #include "ui_fileops.h"
  31 #include "ui_menu.h"
  32 #include "ui_tabcomp.h"
  33 #include "ui_utildlg.h"
  34 #include "uri_utils.h"
  35 #include "utilops.h"
  36 #include "window.h"
  37
  38 #include <gdk/gdkkeysyms.h> /* for keyboard values */
  39
  40 #include <math.h>
  41
  42
  43 #define PAN_WINDOW_DEFAULT_WIDTH 720
  44 #define PAN_WINDOW_DEFAULT_HEIGHT 500
  45
  46 #define PAN_TILE_SIZE 512
  47
  48 #define ZOOM_INCREMENT 1.0
  49 #define ZOOM_LABEL_WIDTH 64
  50
  51
  52 #define PAN_PREF_GROUP          "pan_view_options"
  53 #define PAN_PREF_HIDE_WARNING   "hide_performance_warning"
  54 #define PAN_PREF_EXIF_PAN_DATE  "use_exif_date"
  55 #define PAN_PREF_INFO_IMAGE     "info_image_size"
  56 #define PAN_PREF_INFO_EXIF      "info_includes_exif"
  57
  58
  59 static GList *pan_window_list = NULL;
  60
  61
  62 static void pan_layout_update_idle(PanWindow *pw);
  63
  64 static void pan_fullscreen_toggle(PanWindow *pw, gint force_off);
  65
  66 static void pan_search_toggle_visible(PanWindow *pw, gint enable);
  67 static void pan_search_activate(PanWindow *pw);
  68
  69 static void pan_window_close(PanWindow *pw);
  70
  71 static GtkWidget *pan_popup_menu(PanWindow *pw);
  72
  73 static void pan_window_dnd_init(PanWindow *pw);
  74
  75
  76 /*
  77  *-----------------------------------------------------------------------------
  78  * the image/thumb loader queue
  79  *-----------------------------------------------------------------------------
  80  */
  81
  82 static gint pan_queue_step(PanWindow *pw);
  83
  84
  85 static void pan_queue_thumb_done_cb(ThumbLoader *tl, gpointer data)
  86 {
  87         PanWindow *pw = data;
  88
  89         if (pw->queue_pi)
  90                 {
  91                 PanItem *pi;
  92                 gint rc;
  93
  94                 pi = pw->queue_pi;
  95                 pw->queue_pi = NULL;
  96
  97                 pi->queued = FALSE;
  98
  99                 if (pi->pixbuf) g_object_unref(pi->pixbuf);
 100                 pi->pixbuf = thumb_loader_get_pixbuf(tl);
 101
 102                 rc = pi->refcount;
 103                 image_area_changed(pw->imd, pi->x, pi->y, pi->width, pi->height);
 104                 pi->refcount = rc;
 105                 }
 106
 107         thumb_loader_free(pw->tl);
 108         pw->tl = NULL;
 109
 110         while (pan_queue_step(pw));
 111 }
 112
 113 static void pan_queue_image_done_cb(ImageLoader *il, gpointer data)
 114 {
 115         PanWindow *pw = data;
 116
 117         if (pw->queue_pi)
 118                 {
 119                 PanItem *pi;
 120                 gint rc;
 121
 122                 pi = pw->queue_pi;
 123                 pw->queue_pi = NULL;
 124
 125                 pi->queued = FALSE;
 126
 127                 if (pi->pixbuf) g_object_unref(pi->pixbuf);
 128                 pi->pixbuf = image_loader_get_pixbuf(pw->il);
 129                 if (pi->pixbuf) g_object_ref(pi->pixbuf);
 130
 131                 if (pi->pixbuf && pw->size != PAN_IMAGE_SIZE_100 &&
 132                     (gdk_pixbuf_get_width(pi->pixbuf) > pi->width ||
 133                      gdk_pixbuf_get_height(pi->pixbuf) > pi->height))
 134                         {
 135                         GdkPixbuf *tmp;
 136
 137                         tmp = pi->pixbuf;
 138                         pi->pixbuf = gdk_pixbuf_scale_simple(tmp, pi->width, pi->height,
 139                                                              (GdkInterpType)options->image.zoom_quality);
 140                         g_object_unref(tmp);
 141                         }
 142
 143                 rc = pi->refcount;
 144                 image_area_changed(pw->imd, pi->x, pi->y, pi->width, pi->height);
 145                 pi->refcount = rc;
 146                 }
 147
 148         image_loader_free(pw->il);
 149         pw->il = NULL;
 150
 151         while (pan_queue_step(pw));
 152 }
 153
 154 #if 0
 155 static void pan_queue_image_area_cb(ImageLoader *il, guint x, guint y,
 156                                     guint width, guint height, gpointer data)
 157 {
 158         PanWindow *pw = data;
 159
 160         if (pw->queue_pi)
 161                 {
 162                 PanItem *pi;
 163                 gint rc;
 164
 165                 pi = pw->queue_pi;
 166
 167                 if (!pi->pixbuf)
 168                         {
 169                         pi->pixbuf = image_loader_get_pixbuf(pw->il);
 170                         if (pi->pixbuf) g_object_ref(pi->pixbuf);
 171                         }
 172
 173                 rc = pi->refcount;
 174                 image_area_changed(pw->imd, pi->x + x, pi->y + y, width, height);
 175                 pi->refcount = rc;
 176                 }
 177 }
 178 #endif
 179
 180 static gint pan_queue_step(PanWindow *pw)
 181 {
 182         PanItem *pi;
 183
 184         if (!pw->queue) return FALSE;
 185
 186         pi = pw->queue->data;
 187         pw->queue = g_list_remove(pw->queue, pi);
 188         pw->queue_pi = pi;
 189
 190         if (!pw->queue_pi->fd)
 191                 {
 192                 pw->queue_pi->queued = FALSE;
 193                 pw->queue_pi = NULL;
 194                 return TRUE;
 195                 }
 196
 197         image_loader_free(pw->il);
 198         pw->il = NULL;
 199         thumb_loader_free(pw->tl);
 200         pw->tl = NULL;
 201
 202         if (pi->type == PAN_ITEM_IMAGE)
 203                 {
 204                 pw->il = image_loader_new(pi->fd);
 205
 206                 if (pw->size != PAN_IMAGE_SIZE_100)
 207                         {
 208                         image_loader_set_requested_size(pw->il, pi->width, pi->height);
 209                         }
 210
 211 #if 0
 212                 image_loader_set_area_ready_func(pw->il, pan_queue_image_area_cb, pw);
 213 #endif
 214                 g_signal_connect (G_OBJECT(pw->il), "error", (GCallback)pan_queue_image_done_cb, pw);
 215                 g_signal_connect (G_OBJECT(pw->il), "done", (GCallback)pan_queue_image_done_cb, pw);
 216
 217                 if (image_loader_start(pw->il)) return FALSE;
 218
 219                 image_loader_free(pw->il);
 220                 pw->il = NULL;
 221                 }
 222         else if (pi->type == PAN_ITEM_THUMB)
 223                 {
 224                 pw->tl = thumb_loader_new(PAN_THUMB_SIZE, PAN_THUMB_SIZE);
 225
 226                 if (!pw->tl->standard_loader)
 227                         {
 228                         /* The classic loader will recreate a thumbnail any time we
 229                          * request a different size than what exists. This view will
 230                          * almost never use the user configured sizes so disable cache.
 231                          */
 232                         thumb_loader_set_cache(pw->tl, FALSE, FALSE, FALSE);
 233                         }
 234
 235                 thumb_loader_set_callbacks(pw->tl,
 236                                            pan_queue_thumb_done_cb,
 237                                            pan_queue_thumb_done_cb,
 238                                            NULL, pw);
 239
 240                 if (thumb_loader_start(pw->tl, pi->fd)) return FALSE;
 241
 242                 thumb_loader_free(pw->tl);
 243                 pw->tl = NULL;
 244                 }
 245
 246         pw->queue_pi->queued = FALSE;
 247         pw->queue_pi = NULL;
 248         return TRUE;
 249 }
 250
 251 static void pan_queue_add(PanWindow *pw, PanItem *pi)
 252 {
 253         if (!pi || pi->queued || pi->pixbuf) return;
 254         if (pw->size <= PAN_IMAGE_SIZE_THUMB_NONE &&
 255             (!pi->key || strcmp(pi->key, "info") != 0) )
 256                 {
 257                 return;
 258                 }
 259
 260         pi->queued = TRUE;
 261         pw->queue = g_list_prepend(pw->queue, pi);
 262
 263         if (!pw->tl && !pw->il) while (pan_queue_step(pw));
 264 }
 265
 266
 267 /*
 268  *-----------------------------------------------------------------------------
 269  * tile request/dispose handlers
 270  *-----------------------------------------------------------------------------
 271  */
 272
 273 static gint pan_window_request_tile_cb(PixbufRenderer *pr, gint x, gint y,
 274                                        gint width, gint height, GdkPixbuf *pixbuf, gpointer data)
 275 {
 276         PanWindow *pw = data;
 277         GList *list;
 278         GList *work;
 279         gint i;
 280
 281         pixbuf_set_rect_fill(pixbuf,
 282                              0, 0, width, height,
 283                              PAN_BACKGROUND_COLOR, 255);
 284
 285         for (i = (x / PAN_GRID_SIZE) * PAN_GRID_SIZE; i < x + width; i += PAN_GRID_SIZE)
 286                 {
 287                 gint rx, ry, rw, rh;
 288
 289                 if (util_clip_region(x, y, width, height,
 290                                      i, y, 1, height,
 291                                      &rx, &ry, &rw, &rh))
 292                         {
 293                         pixbuf_draw_rect_fill(pixbuf,
 294                                               rx - x, ry - y, rw, rh,
 295                                               PAN_GRID_COLOR, PAN_GRID_ALPHA);
 296                         }
 297                 }
 298         for (i = (y / PAN_GRID_SIZE) * PAN_GRID_SIZE; i < y + height; i += PAN_GRID_SIZE)
 299                 {
 300                 gint rx, ry, rw, rh;
 301
 302                 if (util_clip_region(x, y, width, height,
 303                                      x, i, width, 1,
 304                                      &rx, &ry, &rw, &rh))
 305                         {
 306                         pixbuf_draw_rect_fill(pixbuf,
 307                                               rx - x, ry - y, rw, rh,
 308                                               PAN_GRID_COLOR, PAN_GRID_ALPHA);
 309                         }
 310                 }
 311
 312         list = pan_layout_intersect(pw, x, y, width, height);
 313         work = list;
 314         while (work)
 315                 {
 316                 PanItem *pi;
 317                 gint queue = FALSE;
 318
 319                 pi = work->data;
 320                 work = work->next;
 321
 322                 pi->refcount++;
 323
 324                 switch (pi->type)
 325                         {
 326                         case PAN_ITEM_BOX:
 327                                 queue = pan_item_box_draw(pw, pi, pixbuf, pr, x, y, width, height);
 328                                 break;
 329                         case PAN_ITEM_TRIANGLE:
 330                                 queue = pan_item_tri_draw(pw, pi, pixbuf, pr, x, y, width, height);
 331                                 break;
 332                         case PAN_ITEM_TEXT:
 333                                 queue = pan_item_text_draw(pw, pi, pixbuf, pr, x, y, width, height);
 334                                 break;
 335                         case PAN_ITEM_THUMB:
 336                                 queue = pan_item_thumb_draw(pw, pi, pixbuf, pr, x, y, width, height);
 337                                 break;
 338                         case PAN_ITEM_IMAGE:
 339                                 queue = pan_item_image_draw(pw, pi, pixbuf, pr, x, y, width, height);
 340                                 break;
 341                         case PAN_ITEM_NONE:
 342                         default:
 343                                 break;
 344                         }
 345
 346                 if (queue) pan_queue_add(pw, pi);
 347                 }
 348
 349         g_list_free(list);
 350
 351 #if 0
 352         if (x%512 == 0 && y%512 == 0)
 353                 {
 354                 PangoLayout *layout;
 355                 gchar *buf;
 356
 357                 layout = gtk_widget_create_pango_layout((GtkWidget *)pr, NULL);
 358
 359                 buf = g_strdup_printf("%d,%d\n(#%d)", x, y,
 360                                       (x / pr->source_tile_width) +
 361                                       (y / pr->source_tile_height * (pr->image_width/pr->source_tile_width + 1)));
 362                 pango_layout_set_text(layout, buf, -1);
 363                 g_free(buf);
 364
 365                 pixbuf_draw_layout(pixbuf, layout, (GtkWidget *)pr, 0, 0, 0, 0, 0, 255);
 366
 367                 g_object_unref(G_OBJECT(layout));
 368                 }
 369 #endif
 370
 371         return TRUE;
 372 }
 373
 374 static void pan_window_dispose_tile_cb(PixbufRenderer *pr, gint x, gint y,
 375                                        gint width, gint height, GdkPixbuf *pixbuf, gpointer data)
 376 {
 377         PanWindow *pw = data;
 378         GList *list;
 379         GList *work;
 380
 381         list = pan_layout_intersect(pw, x, y, width, height);
 382         work = list;
 383         while (work)
 384                 {
 385                 PanItem *pi;
 386
 387                 pi = work->data;
 388                 work = work->next;
 389
 390                 if (pi->refcount > 0)
 391                         {
 392                         pi->refcount--;
 393
 394                         if (pi->refcount == 0)
 395                                 {
 396                                 if (pi->queued)
 397                                         {
 398                                         pw->queue = g_list_remove(pw->queue, pi);
 399                                         pi->queued = FALSE;
 400                                         }
 401                                 if (pw->queue_pi == pi) pw->queue_pi = NULL;
 402                                 if (pi->pixbuf)
 403                                         {
 404                                         g_object_unref(pi->pixbuf);
 405                                         pi->pixbuf = NULL;
 406                                         }
 407                                 }
 408                         }
 409                 }
 410
 411         g_list_free(list);
 412 }
 413
 414
 415 /*
 416  *-----------------------------------------------------------------------------
 417  * misc
 418  *-----------------------------------------------------------------------------
 419  */
 420
 421 static void pan_window_message(PanWindow *pw, const gchar *text)
 422 {
 423         GList *work;
 424         gint count = 0;
 425         gint64 size = 0;
 426         gchar *ss;
 427         gchar *buf;
 428
 429         if (text)
 430                 {
 431                 gtk_label_set_text(GTK_LABEL(pw->label_message), text);
 432                 return;
 433                 }
 434
 435         work = pw->list_static;
 436         if (pw->layout == PAN_LAYOUT_CALENDAR)
 437                 {
 438                 while (work)
 439                         {
 440                         PanItem *pi;
 441
 442                         pi = work->data;
 443                         work = work->next;
 444
 445                         if (pi->fd &&
 446                             pi->type == PAN_ITEM_BOX &&
 447                             pi->key && strcmp(pi->key, "dot") == 0)
 448                                 {
 449                                 size += pi->fd->size;
 450                                 count++;
 451                                 }
 452                         }
 453                 }
 454         else
 455                 {
 456                 while (work)
 457                         {
 458                         PanItem *pi;
 459
 460                         pi = work->data;
 461                         work = work->next;
 462
 463                         if (pi->fd &&
 464                             (pi->type == PAN_ITEM_THUMB || pi->type == PAN_ITEM_IMAGE))
 465                                 {
 466                                 size += pi->fd->size;
 467                                 count++;
 468                                 }
 469                         }
 470                 }
 471
 472         ss = text_from_size_abrev(size);
 473         buf = g_strdup_printf(_("%d images, %s"), count, ss);
 474         g_free(ss);
 475         gtk_label_set_text(GTK_LABEL(pw->label_message), buf);
 476         g_free(buf);
 477 }
 478
 479 static void pan_warning_folder(const gchar *path, GtkWidget *parent)
 480 {
 481         gchar *message;
 482
 483         message = g_strdup_printf(_("The pan view does not support the folder \"%s\"."), path);
 484         warning_dialog(_("Folder not supported"), message,
 485                       GTK_STOCK_DIALOG_INFO, parent);
 486         g_free(message);
 487 }
 488
 489 static void pan_window_zoom_limit(PanWindow *pw)
 490 {
 491         gdouble min;
 492
 493         switch (pw->size)
 494                 {
 495                 case PAN_IMAGE_SIZE_THUMB_DOTS:
 496                 case PAN_IMAGE_SIZE_THUMB_NONE:
 497                 case PAN_IMAGE_SIZE_THUMB_SMALL:
 498                 case PAN_IMAGE_SIZE_THUMB_NORMAL:
 499 #if 0
 500                         /* easily requires > 512mb ram when window size > 1024x768 and zoom is <= -8 */
 501                         min = -16.0;
 502                         break;
 503 #endif
 504                 case PAN_IMAGE_SIZE_THUMB_LARGE:
 505                         min = -6.0;
 506                         break;
 507                 case PAN_IMAGE_SIZE_10:
 508                 case PAN_IMAGE_SIZE_25:
 509                         min = -4.0;
 510                         break;
 511                 case PAN_IMAGE_SIZE_33:
 512                 case PAN_IMAGE_SIZE_50:
 513                 case PAN_IMAGE_SIZE_100:
 514                 default:
 515                         min = -2.0;
 516                         break;
 517                 }
 518
 519         image_zoom_set_limits(pw->imd, min, 32.0);
 520 }
 521
 522
 523 /*
 524  *-----------------------------------------------------------------------------
 525  * cache
 526  *-----------------------------------------------------------------------------
 527  */
 528
 529 static gint pan_cache_sort_file_cb(gpointer a, gpointer b)
 530 {
 531         PanCacheData *pca = a;
 532         PanCacheData *pcb = b;
 533         return filelist_sort_compare_filedata(pca->fd, pcb->fd);
 534 }
 535 GList *pan_cache_sort(GList *list, SortType method, gint ascend)
 536 {
 537         return filelist_sort_full(list, method, ascend, (GCompareFunc) pan_cache_sort_file_cb);
 538 }
 539
 540
 541 static void pan_cache_free(PanWindow *pw)
 542 {
 543         GList *work;
 544
 545         work = pw->cache_list;
 546         while (work)
 547                 {
 548                 PanCacheData *pc;
 549
 550                 pc = work->data;
 551                 work = work->next;
 552
 553                 cache_sim_data_free(pc->cd);
 554                 file_data_unref(pc->fd);
 555                 g_free(pc);
 556                 }
 557
 558         g_list_free(pw->cache_list);
 559         pw->cache_list = NULL;
 560
 561         filelist_free(pw->cache_todo);
 562         pw->cache_todo = NULL;
 563
 564         pw->cache_count = 0;
 565         pw->cache_total = 0;
 566         pw->cache_tick = 0;
 567
 568         cache_loader_free(pw->cache_cl);
 569         pw->cache_cl = NULL;
 570 }
 571
 572 static void pan_cache_fill(PanWindow *pw, FileData *dir_fd)
 573 {
 574         GList *list;
 575
 576         pan_cache_free(pw);
 577
 578         list = pan_list_tree(dir_fd, SORT_NAME, TRUE, pw->ignore_symlinks);
 579         pw->cache_todo = g_list_reverse(list);
 580
 581         pw->cache_total = g_list_length(pw->cache_todo);
 582 }
 583
 584 static void pan_cache_step_done_cb(CacheLoader *cl, gint error, gpointer data)
 585 {
 586         PanWindow *pw = data;
 587
 588         if (pw->cache_list)
 589                 {
 590                 PanCacheData *pc;
 591                 pc = pw->cache_list->data;
 592
 593                 if (!pc->cd)
 594                         {
 595                         pc->cd = cl->cd;
 596                         cl->cd = NULL;
 597                         }
 598                 }
 599
 600         cache_loader_free(cl);
 601         pw->cache_cl = NULL;
 602
 603         pan_layout_update_idle(pw);
 604 }
 605
 606 static gint pan_cache_step(PanWindow *pw)
 607 {
 608         FileData *fd;
 609         PanCacheData *pc;
 610         CacheDataType load_mask;
 611
 612         if (!pw->cache_todo) return TRUE;
 613
 614         fd = pw->cache_todo->data;
 615         pw->cache_todo = g_list_remove(pw->cache_todo, fd);
 616
 617 #if 0
 618         if (enable_thumb_caching)
 619                 {
 620                 gchar *found;
 621
 622                 found = cache_find_location(CACHE_TYPE_SIM, fd->path);
 623                 if (found && filetime(found) == fd->date)
 624                         {
 625                         cd = cache_sim_data_load(found);
 626                         }
 627                 g_free(found);
 628                 }
 629
 630         if (!cd) cd = cache_sim_data_new();
 631
 632         if (!cd->dimensions)
 633                 {
 634                 cd->dimensions = image_load_dimensions(fd, &cd->width, &cd->height);
 635                 if (enable_thumb_caching &&
 636                     cd->dimensions)
 637                         {
 638                         gchar *base;
 639                         mode_t mode = 0755;
 640
 641                         base = cache_get_location(CACHE_TYPE_SIM, fd->path, FALSE, &mode);
 642                         if (recursive_mkdir_if_not_exists(base, mode))
 643                                 {
 644                                 g_free(cd->path);
 645                                 cd->path = cache_get_location(CACHE_TYPE_SIM, fd->path, TRUE, NULL);
 646                                 if (cache_sim_data_save(cd))
 647                                         {
 648                                         filetime_set(cd->path, filetime(fd->path));
 649                                         }
 650                                 }
 651                         g_free(base);
 652                         }
 653
 654                 pw->cache_tick = 9;
 655                 }
 656 #endif
 657         pc = g_new0(PanCacheData, 1);
 658         pc->fd = file_data_ref(fd);
 659
 660         pc->cd = NULL;
 661
 662         pw->cache_list = g_list_prepend(pw->cache_list, pc);
 663
 664         cache_loader_free(pw->cache_cl);
 665
 666         load_mask = CACHE_LOADER_NONE;
 667         if (pw->size > PAN_IMAGE_SIZE_THUMB_LARGE) load_mask |= CACHE_LOADER_DIMENSIONS;
 668         if (pw->exif_date_enable) load_mask |= CACHE_LOADER_DATE;
 669         pw->cache_cl = cache_loader_new(pc->fd, load_mask,
 670                                         pan_cache_step_done_cb, pw);
 671         return (pw->cache_cl == NULL);
 672 }
 673
 674 /* This sync date function is optimized for lists with a common sort */
 675 void pan_cache_sync_date(PanWindow *pw, GList *list)
 676 {
 677         GList *haystack;
 678         GList *work;
 679
 680         haystack = g_list_copy(pw->cache_list);
 681
 682         work = list;
 683         while (work)
 684                 {
 685                 FileData *fd;
 686                 GList *needle;
 687
 688                 fd = work->data;
 689                 work = work->next;
 690
 691                 needle = haystack;
 692                 while (needle)
 693                         {
 694                         PanCacheData *pc;
 695
 696                         pc = needle->data;
 697                         if (pc->fd == fd)
 698                                 {
 699                                 if (pc->cd && pc->cd->have_date && pc->cd->date >= 0)
 700                                         {
 701                                         fd->date = pc->cd->date;
 702                                         }
 703
 704                                 haystack = g_list_delete_link(haystack, needle);
 705                                 needle = NULL;
 706                                 }
 707                         else
 708                                 {
 709                                 needle = needle->next;
 710                                 }
 711                         }
 712                 }
 713
 714         g_list_free(haystack);
 715 }
 716
 717 /*
 718  *-----------------------------------------------------------------------------
 719  * item grid
 720  *-----------------------------------------------------------------------------
 721  */
 722
 723 static void pan_grid_clear(PanWindow *pw)
 724 {
 725         GList *work;
 726
 727         work = pw->list_grid;
 728         while (work)
 729                 {
 730                 PanGrid *pg;
 731
 732                 pg = work->data;
 733                 work = work->next;
 734
 735                 g_list_free(pg->list);
 736                 g_free(pg);
 737                 }
 738
 739         g_list_free(pw->list_grid);
 740         pw->list_grid = NULL;
 741
 742         pw->list = g_list_concat(pw->list, pw->list_static);
 743         pw->list_static = NULL;
 744 }
 745
 746 static void pan_grid_build(PanWindow *pw, gint width, gint height, gint grid_size)
 747 {
 748         GList *work;
 749         gint col, row;
 750         gint cw, ch;
 751         gint l;
 752         gdouble total;
 753         gdouble s;
 754         gdouble aw, ah;
 755         gint i, j;
 756
 757         pan_grid_clear(pw);
 758
 759         l = g_list_length(pw->list);
 760
 761         if (l < 1) return;
 762
 763         total = (gdouble)width * (gdouble)height / (gdouble)l;
 764         s = sqrt(total);
 765
 766         aw = (gdouble)width / s;
 767         ah = (gdouble)height / s;
 768
 769         col = (gint)(sqrt((gdouble)l / grid_size) * width / height + 0.999);
 770         col = CLAMP(col, 1, l / grid_size + 1);
 771         row = (gint)((gdouble)l / grid_size / col);
 772         if (row < 1) row = 1;
 773
 774         /* limit minimum size of grid so that a tile will always fit regardless of position */
 775         cw = MAX((gint)ceil((gdouble)width / col), PAN_TILE_SIZE * 2);
 776         ch = MAX((gint)ceil((gdouble)height / row), PAN_TILE_SIZE * 2);
 777
 778         row = row * 2 - 1;
 779         col = col * 2 - 1;
 780
 781         DEBUG_1("intersect speedup grid is %dx%d, based on %d average per grid", col, row, grid_size);
 782
 783         for (j = 0; j < row; j++)
 784             for (i = 0; i < col; i++)
 785                 {
 786                 if ((i + 1) * cw / 2 < width && (j + 1) * ch / 2 < height)
 787                         {
 788                         PanGrid *pg;
 789
 790                         pg = g_new0(PanGrid, 1);
 791                         pg->x = i * cw / 2;
 792                         pg->y = j * ch / 2;
 793                         pg->w = cw;
 794                         pg->h = ch;
 795                         pg->list = NULL;
 796
 797                         pw->list_grid = g_list_prepend(pw->list_grid, pg);
 798
 799                         DEBUG_1("grid section: %d,%d (%dx%d)", pg->x, pg->y, pg->w, pg->h);
 800                         }
 801                 }
 802
 803         work = pw->list;
 804         while (work)
 805                 {
 806                 PanItem *pi;
 807                 GList *grid;
 808
 809                 pi = work->data;
 810                 work = work->next;
 811
 812                 grid = pw->list_grid;
 813                 while (grid)
 814                         {
 815                         PanGrid *pg;
 816                         gint rx, ry, rw, rh;
 817
 818                         pg = grid->data;
 819                         grid = grid->next;
 820
 821                         if (util_clip_region(pi->x, pi->y, pi->width, pi->height,
 822                                              pg->x, pg->y, pg->w, pg->h,
 823                                              &rx, &ry, &rw, &rh))
 824                                 {
 825                                 pg->list = g_list_prepend(pg->list, pi);
 826                                 }
 827                         }
 828                 }
 829
 830         work = pw->list_grid;
 831         while (work)
 832                 {
 833                 PanGrid *pg;
 834
 835                 pg = work->data;
 836                 work = work->next;
 837
 838                 pg->list = g_list_reverse(pg->list);
 839                 }
 840
 841         pw->list_static = pw->list;
 842         pw->list = NULL;
 843 }
 844
 845
 846 /*
 847  *-----------------------------------------------------------------------------
 848  * layout state reset
 849  *-----------------------------------------------------------------------------
 850  */
 851
 852 static void pan_window_items_free(PanWindow *pw)
 853 {
 854         GList *work;
 855
 856         pan_grid_clear(pw);
 857
 858         work = pw->list;
 859         while (work)
 860                 {
 861                 PanItem *pi = work->data;
 862                 work = work->next;
 863
 864                 pan_item_free(pi);
 865                 }
 866
 867         g_list_free(pw->list);
 868         pw->list = NULL;
 869
 870         g_list_free(pw->queue);
 871         pw->queue = NULL;
 872         pw->queue_pi = NULL;
 873
 874         image_loader_free(pw->il);
 875         pw->il = NULL;
 876
 877         thumb_loader_free(pw->tl);
 878         pw->tl = NULL;
 879
 880         pw->click_pi = NULL;
 881         pw->search_pi = NULL;
 882 }
 883
 884
 885 /*
 886  *-----------------------------------------------------------------------------
 887  * layout generation, queries, sizing
 888  *-----------------------------------------------------------------------------
 889  */
 890
 891 static void pan_layout_compute(PanWindow *pw, FileData *dir_fd,
 892                                gint *width, gint *height,
 893                                gint *scroll_x, gint *scroll_y)
 894 {
 895         pan_window_items_free(pw);
 896
 897         switch (pw->size)
 898                 {
 899                 case PAN_IMAGE_SIZE_THUMB_DOTS:
 900                         pw->thumb_size = PAN_THUMB_SIZE_DOTS;
 901                         pw->thumb_gap = PAN_THUMB_GAP_DOTS;
 902                         break;
 903                 case PAN_IMAGE_SIZE_THUMB_NONE:
 904                         pw->thumb_size = PAN_THUMB_SIZE_NONE;
 905                         pw->thumb_gap = PAN_THUMB_GAP_SMALL;
 906                         break;
 907                 case PAN_IMAGE_SIZE_THUMB_SMALL:
 908                         pw->thumb_size = PAN_THUMB_SIZE_SMALL;
 909                         pw->thumb_gap = PAN_THUMB_GAP_SMALL;
 910                         break;
 911                 case PAN_IMAGE_SIZE_THUMB_NORMAL:
 912                 default:
 913                         pw->thumb_size = PAN_THUMB_SIZE_NORMAL;
 914                         pw->thumb_gap = PAN_THUMB_GAP_NORMAL;
 915                         break;
 916                 case PAN_IMAGE_SIZE_THUMB_LARGE:
 917                         pw->thumb_size = PAN_THUMB_SIZE_LARGE;
 918                         pw->thumb_gap = PAN_THUMB_GAP_LARGE;
 919                         break;
 920                 case PAN_IMAGE_SIZE_10:
 921                         pw->image_size = 10;
 922                         pw->thumb_gap = PAN_THUMB_GAP_NORMAL;
 923                         break;
 924                 case PAN_IMAGE_SIZE_25:
 925                         pw->image_size = 25;
 926                         pw->thumb_gap = PAN_THUMB_GAP_NORMAL;
 927                         break;
 928                 case PAN_IMAGE_SIZE_33:
 929                         pw->image_size = 33;
 930                         pw->thumb_gap = PAN_THUMB_GAP_LARGE;
 931                         break;
 932                 case PAN_IMAGE_SIZE_50:
 933                         pw->image_size = 50;
 934                         pw->thumb_gap = PAN_THUMB_GAP_HUGE;
 935                         break;
 936                 case PAN_IMAGE_SIZE_100:
 937                         pw->image_size = 100;
 938                         pw->thumb_gap = PAN_THUMB_GAP_HUGE;
 939                         break;
 940                 }
 941
 942         *width = 0;
 943         *height = 0;
 944         *scroll_x = 0;
 945         *scroll_y = 0;
 946
 947         switch (pw->layout)
 948                 {
 949                 case PAN_LAYOUT_GRID:
 950                 default:
 951                         pan_grid_compute(pw, dir_fd, width, height);
 952                         break;
 953                 case PAN_LAYOUT_FOLDERS_LINEAR:
 954                         pan_folder_tree_compute(pw, dir_fd, width, height);
 955                         break;
 956                 case PAN_LAYOUT_FOLDERS_FLOWER:
 957                         pan_flower_compute(pw, dir_fd, width, height, scroll_x, scroll_y);
 958                         break;
 959                 case PAN_LAYOUT_CALENDAR:
 960                         pan_calendar_compute(pw, dir_fd, width, height);
 961                         break;
 962                 case PAN_LAYOUT_TIMELINE:
 963                         pan_timeline_compute(pw, dir_fd, width, height);
 964                         break;
 965                 }
 966
 967         pan_cache_free(pw);
 968
 969         DEBUG_1("computed %d objects", g_list_length(pw->list));
 970 }
 971
 972 static GList *pan_layout_intersect_l(GList *list, GList *item_list,
 973                                      gint x, gint y, gint width, gint height)
 974 {
 975         GList *work;
 976
 977         work = item_list;
 978         while (work)
 979                 {
 980                 PanItem *pi;
 981                 gint rx, ry, rw, rh;
 982
 983                 pi = work->data;
 984                 work = work->next;
 985
 986                 if (util_clip_region(x, y, width, height,
 987                                      pi->x, pi->y, pi->width, pi->height,
 988                                      &rx, &ry, &rw, &rh))
 989                         {
 990                         list = g_list_prepend(list, pi);
 991                         }
 992                 }
 993
 994         return list;
 995 }
 996
 997 GList *pan_layout_intersect(PanWindow *pw, gint x, gint y, gint width, gint height)
 998 {
 999         GList *list = NULL;
1000         GList *grid;
1001         PanGrid *pg = NULL;
1002
1003         grid = pw->list_grid;
1004         while (grid && !pg)
1005                 {
1006                 pg = grid->data;
1007                 grid = grid->next;
1008
1009                 if (x < pg->x || x + width > pg->x + pg->w ||
1010                     y < pg->y || y + height > pg->y + pg->h)
1011                         {
1012                         pg = NULL;
1013                         }
1014                 }
1015
1016         list = pan_layout_intersect_l(list, pw->list, x, y, width, height);
1017
1018         if (pg)
1019                 {
1020                 list = pan_layout_intersect_l(list, pg->list, x, y, width, height);
1021                 }
1022         else
1023                 {
1024                 list = pan_layout_intersect_l(list, pw->list_static, x, y, width, height);
1025                 }
1026
1027         return list;
1028 }
1029
1030 void pan_layout_resize(PanWindow *pw)
1031 {
1032         gint width = 0;
1033         gint height = 0;
1034         GList *work;
1035         PixbufRenderer *pr;
1036
1037         work = pw->list;
1038         while (work)
1039                 {
1040                 PanItem *pi;
1041
1042                 pi = work->data;
1043                 work = work->next;
1044
1045                 if (width < pi->x + pi->width) width = pi->x + pi->width;
1046                 if (height < pi->y + pi->height) height = pi->y + pi->height;
1047                 }
1048         work = pw->list_static;
1049         while (work)
1050                 {
1051                 PanItem *pi;
1052
1053                 pi = work->data;
1054                 work = work->next;
1055
1056                 if (width < pi->x + pi->width) width = pi->x + pi->width;
1057                 if (height < pi->y + pi->height) height = pi->y + pi->height;
1058                 }
1059
1060         width += PAN_BOX_BORDER * 2;
1061         height += PAN_BOX_BORDER * 2;
1062
1063         pr = PIXBUF_RENDERER(pw->imd->pr);
1064         if (width < pr->window_width) width = pr->window_width;
1065         if (height < pr->window_width) height = pr->window_height;
1066
1067         pixbuf_renderer_set_tiles_size(PIXBUF_RENDERER(pw->imd->pr), width, height);
1068 }
1069
1070 static gint pan_layout_update_idle_cb(gpointer data)
1071 {
1072         PanWindow *pw = data;
1073         gint width;
1074         gint height;
1075         gint scroll_x;
1076         gint scroll_y;
1077
1078         if (pw->size > PAN_IMAGE_SIZE_THUMB_LARGE ||
1079             (pw->exif_date_enable && (pw->layout == PAN_LAYOUT_TIMELINE || pw->layout == PAN_LAYOUT_CALENDAR)))
1080                 {
1081                 if (!pw->cache_list && !pw->cache_todo)
1082                         {
1083                         pan_cache_fill(pw, pw->dir_fd);
1084                         if (pw->cache_todo)
1085                                 {
1086                                 pan_window_message(pw, _("Reading image data..."));
1087                                 return TRUE;
1088                                 }
1089                         }
1090                 if (pw->cache_todo)
1091                         {
1092                         pw->cache_count++;
1093                         pw->cache_tick++;
1094                         if (pw->cache_count == pw->cache_total)
1095                                 {
1096                                 pan_window_message(pw, _("Sorting..."));
1097                                 }
1098                         else if (pw->cache_tick > 9)
1099                                 {
1100                                 gchar *buf;
1101
1102                                 buf = g_strdup_printf("%s %d / %d", _("Reading image data..."),
1103                                                       pw->cache_count, pw->cache_total);
1104                                 pan_window_message(pw, buf);
1105                                 g_free(buf);
1106
1107                                 pw->cache_tick = 0;
1108                                 }
1109
1110                         if (pan_cache_step(pw)) return TRUE;
1111
1112                         pw->idle_id = -1;
1113                         return FALSE;
1114                         }
1115                 }
1116
1117         pan_layout_compute(pw, pw->dir_fd, &width, &height, &scroll_x, &scroll_y);
1118
1119         pan_window_zoom_limit(pw);
1120
1121         if (width > 0 && height > 0)
1122                 {
1123                 gdouble align;
1124
1125                 DEBUG_1("Canvas size is %d x %d", width, height);
1126
1127                 pan_grid_build(pw, width, height, 1000);
1128
1129                 pixbuf_renderer_set_tiles(PIXBUF_RENDERER(pw->imd->pr), width, height,
1130                                           PAN_TILE_SIZE, PAN_TILE_SIZE, 10,
1131                                           pan_window_request_tile_cb,
1132                                           pan_window_dispose_tile_cb, pw, 1.0);
1133
1134                 if (scroll_x == 0 && scroll_y == 0)
1135                         {
1136                         align = 0.0;
1137                         }
1138                 else
1139                         {
1140                         align = 0.5;
1141                         }
1142                 pixbuf_renderer_scroll_to_point(PIXBUF_RENDERER(pw->imd->pr), scroll_x, scroll_y, align, align);
1143                 }
1144
1145         pan_window_message(pw, NULL);
1146
1147         pw->idle_id = -1;
1148         return FALSE;
1149 }
1150
1151 static void pan_layout_update_idle(PanWindow *pw)
1152 {
1153         if (pw->idle_id == -1)
1154                 {
1155                 pw->idle_id = g_idle_add(pan_layout_update_idle_cb, pw);
1156                 }
1157 }
1158
1159 static void pan_layout_update(PanWindow *pw)
1160 {
1161         pan_window_message(pw, _("Sorting images..."));
1162         pan_layout_update_idle(pw);
1163 }
1164
1165 static void pan_layout_set_fd(PanWindow *pw, FileData *dir_fd)
1166 {
1167         if (!dir_fd) return;
1168
1169         if (strcmp(dir_fd->path, G_DIR_SEPARATOR_S) == 0)
1170                 {
1171                 pan_warning_folder(dir_fd->path, pw->window);
1172                 return;
1173                 }
1174
1175         file_data_unref(pw->dir_fd);
1176         pw->dir_fd = file_data_ref(dir_fd);
1177
1178         pan_layout_update(pw);
1179 }
1180
1181
1182 /*
1183  *-----------------------------------------------------------------------------
1184  * keyboard handlers
1185  *-----------------------------------------------------------------------------
1186  */
1187
1188 FileData *pan_menu_click_fd(PanWindow *pw)
1189 {
1190         if (pw->click_pi && pw->click_pi->fd) return pw->click_pi->fd;
1191         return NULL;
1192 }
1193
1194 static void pan_window_menu_pos_cb(GtkMenu *menu, gint *x, gint *y, gboolean *push_in, gpointer data)
1195 {
1196         PanWindow *pw = data;
1197
1198         gdk_window_get_origin(pw->imd->pr->window, x, y);
1199         popup_menu_position_clamp(menu, x, y, 0);
1200 }
1201
1202 static gint pan_window_key_press_cb(GtkWidget *widget, GdkEventKey *event, gpointer data)
1203 {
1204         PanWindow *pw = data;
1205         PixbufRenderer *pr;
1206         FileData *fd;
1207         gint stop_signal = FALSE;
1208         GtkWidget *menu;
1209         gint x = 0;
1210         gint y = 0;
1211         gint focused;
1212         gint on_entry;
1213
1214         pr = PIXBUF_RENDERER(pw->imd->pr);
1215         fd = pan_menu_click_fd(pw);
1216
1217         focused = (pw->fs || GTK_WIDGET_HAS_FOCUS(GTK_WIDGET(pw->imd->widget)));
1218         on_entry = (GTK_WIDGET_HAS_FOCUS(pw->path_entry) ||
1219                     GTK_WIDGET_HAS_FOCUS(pw->search_entry));
1220
1221         if (focused)
1222                 {
1223                 stop_signal = TRUE;
1224                 switch (event->keyval)
1225                         {
1226                         case GDK_Left: case GDK_KP_Left:
1227                                 x -= 1;
1228                                 break;
1229                         case GDK_Right: case GDK_KP_Right:
1230                                 x += 1;
1231                                 break;
1232                         case GDK_Up: case GDK_KP_Up:
1233                                 y -= 1;
1234                                 break;
1235                         case GDK_Down: case GDK_KP_Down:
1236                                 y += 1;
1237                                 break;
1238                         case GDK_Page_Up: case GDK_KP_Page_Up:
1239                                 pixbuf_renderer_scroll(pr, 0, 0 - pr->vis_height / 2);
1240                                 break;
1241                         case GDK_Page_Down: case GDK_KP_Page_Down:
1242                                 pixbuf_renderer_scroll(pr, 0, pr->vis_height / 2);
1243                                 break;
1244                         case GDK_Home: case GDK_KP_Home:
1245                                 pixbuf_renderer_scroll(pr, 0 - pr->vis_width / 2, 0);
1246                                 break;
1247                         case GDK_End: case GDK_KP_End:
1248                                 pixbuf_renderer_scroll(pr, pr->vis_width / 2, 0);
1249                                 break;
1250                         default:
1251                                 stop_signal = FALSE;
1252                                 break;
1253                         }
1254
1255                 if (x != 0 || y!= 0)
1256                         {
1257                         if (event->state & GDK_SHIFT_MASK)
1258                                 {
1259                                 x *= 3;
1260                                 y *= 3;
1261                                 }
1262                         keyboard_scroll_calc(&x, &y, event);
1263                         pixbuf_renderer_scroll(pr, x, y);
1264                         }
1265                 }
1266
1267         if (stop_signal) return stop_signal;
1268
1269         if (event->state & GDK_CONTROL_MASK)
1270                 {
1271                 gint n = -1;
1272
1273                 stop_signal = TRUE;
1274                 switch (event->keyval)
1275                         {
1276                         case '1':
1277                                 n = 0;
1278                                 break;
1279                         case '2':
1280                                 n = 1;
1281                                 break;
1282                         case '3':
1283                                 n = 2;
1284                                 break;
1285                         case '4':
1286                                 n = 3;
1287                                 break;
1288                         case '5':
1289                                 n = 4;
1290                                 break;
1291                         case '6':
1292                                 n = 5;
1293                                 break;
1294                         case '7':
1295                                 n = 6;
1296                                 break;
1297                         case '8':
1298                                 n = 7;
1299                                 break;
1300                         case '9':
1301                                 n = 8;
1302                                 break;
1303                         case '0':
1304                                 n = 9;
1305                                 break;
1306                         case 'C': case 'c':
1307                                 if (fd) file_util_copy(fd, NULL, NULL, GTK_WIDGET(pr));
1308                                 break;
1309                         case 'M': case 'm':
1310                                 if (fd) file_util_move(fd, NULL, NULL, GTK_WIDGET(pr));
1311                                 break;
1312                         case 'R': case 'r':
1313                                 if (fd) file_util_rename(fd, NULL, GTK_WIDGET(pr));
1314                                 break;
1315                         case 'D': case 'd':
1316                                 if (fd) file_util_delete(fd, NULL, GTK_WIDGET(pr));
1317                                 break;
1318                         case 'P': case 'p':
1319                                 if (fd) info_window_new(fd, NULL, NULL);
1320                                 break;
1321                         case 'F': case 'f':
1322                                 pan_search_toggle_visible(pw, TRUE);
1323                                 break;
1324                         case 'G': case 'g':
1325                                 pan_search_activate(pw);
1326                                 break;
1327                         case 'W': case 'w':
1328                                 pan_window_close(pw);
1329                                 break;
1330                         default:
1331                                 stop_signal = FALSE;
1332                                 break;
1333                         }
1334 #if 0
1335                 if (n != -1 && fd)
1336                         {
1337                         if (!editor_window_flag_set(n))
1338                                 {
1339                                 pan_fullscreen_toggle(pw, TRUE);
1340                                 }
1341                         file_util_start_editor_from_file(n, fd, GTK_WIDGET(pr));
1342                         }
1343 #endif
1344                 }
1345         else
1346                 {
1347                 stop_signal = TRUE;
1348                 switch (event->keyval)
1349                         {
1350                         case GDK_Escape:
1351                                 if (pw->fs)
1352                                         {
1353                                         pan_fullscreen_toggle(pw, TRUE);
1354                                         }
1355                                 else
1356                                         {
1357                                         pan_search_toggle_visible(pw, FALSE);
1358                                         }
1359                                 break;
1360                         default:
1361                                 stop_signal = FALSE;
1362                                 break;
1363                         }
1364
1365                 if (stop_signal) return stop_signal;
1366
1367                 if (!on_entry)
1368                         {
1369                         stop_signal = TRUE;
1370                         switch (event->keyval)
1371                                 {
1372                                 case '+': case '=': case GDK_KP_Add:
1373                                         pixbuf_renderer_zoom_adjust(pr, ZOOM_INCREMENT);
1374                                         break;
1375                                 case '-': case GDK_KP_Subtract:
1376                                         pixbuf_renderer_zoom_adjust(pr, -ZOOM_INCREMENT);
1377                                         break;
1378                                 case 'Z': case 'z': case GDK_KP_Divide: case '1':
1379                                         pixbuf_renderer_zoom_set(pr, 1.0);
1380                                         break;
1381                                 case '2':
1382                                         pixbuf_renderer_zoom_set(pr, 2.0);
1383                                         break;
1384                                 case '3':
1385                                         pixbuf_renderer_zoom_set(pr, 3.0);
1386                                         break;
1387                                 case '4':
1388                                         pixbuf_renderer_zoom_set(pr, 4.0);
1389                                         break;
1390                                 case '7':
1391                                         pixbuf_renderer_zoom_set(pr, -4.0);
1392                                         break;
1393                                 case '8':
1394                                         pixbuf_renderer_zoom_set(pr, -3.0);
1395                                         break;
1396                                 case '9':
1397                                         pixbuf_renderer_zoom_set(pr, -2.0);
1398                                         break;
1399                                 case 'F': case 'f':
1400                                 case 'V': case 'v':
1401                                 case GDK_F11:
1402                                         pan_fullscreen_toggle(pw, FALSE);
1403                                         break;
1404                                 case 'I': case 'i':
1405 #if 0
1406                                         pan_overlay_toggle(pw);
1407 #endif
1408                                         break;
1409                                 case GDK_Delete: case GDK_KP_Delete:
1410                                         break;
1411                                 case GDK_Menu:
1412                                 case GDK_F10:
1413                                         menu = pan_popup_menu(pw);
1414                                         gtk_menu_popup(GTK_MENU(menu), NULL, NULL,
1415                                                        pan_window_menu_pos_cb, pw, 0, GDK_CURRENT_TIME);
1416                                         break;
1417                                 case '/':
1418                                         pan_search_toggle_visible(pw, TRUE);
1419                                         break;
1420                                 default:
1421                                         stop_signal = FALSE;
1422                                         break;
1423                                 }
1424                         }
1425                 }
1426
1427         return stop_signal;
1428 }
1429
1430 /*
1431  *-----------------------------------------------------------------------------
1432  * info popup
1433  *-----------------------------------------------------------------------------
1434  */
1435
1436 static void pan_info_add_exif(PanTextAlignment *ta, FileData *fd)
1437 {
1438         GList *work;
1439         gint i;
1440
1441         if (!fd) return;
1442
1443         pan_text_alignment_add(ta, NULL, NULL);
1444
1445         for (i = 0; ExifUIList[i].key; i++)
1446                 {
1447                 gchar *label;
1448                 gchar *desc;
1449                 gchar *text;
1450
1451                 if (ExifUIList[i].current == EXIF_UI_OFF) continue;
1452
1453                 text = metadata_read_string(fd, ExifUIList[i].key, METADATA_FORMATTED);
1454
1455                 if (ExifUIList[i].current == EXIF_UI_IFSET && (!text || !*text))
1456                         {
1457                         g_free(text);
1458                         continue;
1459                         }
1460
1461                 desc = exif_get_description_by_key(ExifUIList[i].key);
1462                 label = g_strdup_printf("%s:", desc);
1463                 g_free(desc);
1464                 pan_text_alignment_add(ta, label, text);
1465                 g_free(label);
1466                 g_free(text);
1467                 }
1468
1469         work = g_list_last(history_list_get_by_key("exif_extras"));
1470         if (work) pan_text_alignment_add(ta, "---", NULL);
1471         while (work)
1472                 {
1473                 const gchar *name;
1474                 gchar *text;
1475
1476                 name = work->data;
1477                 work = work->prev;
1478
1479                 text =  metadata_read_string(fd, name, METADATA_FORMATTED);
1480                 if (text)
1481                         {
1482                         gchar *label = g_strdup_printf("%s:", name);
1483                         pan_text_alignment_add(ta, label, text);
1484                         g_free(label);
1485                         g_free(text);
1486                         }
1487                 }
1488 }
1489
1490 static void pan_info_update(PanWindow *pw, PanItem *pi)
1491 {
1492         PanTextAlignment *ta;
1493         PanItem *pbox;
1494         PanItem *p;
1495         gchar *buf;
1496         gint x1, y1, x2, y2, x3, y3;
1497         gint x, y, w, h;
1498
1499         if (pw->click_pi == pi) return;
1500         if (pi && !pi->fd) pi = NULL;
1501
1502         while ((p = pan_item_find_by_key(pw, PAN_ITEM_NONE, "info"))) pan_item_remove(pw, p);
1503         pw->click_pi = pi;
1504
1505         if (!pi) return;
1506
1507         DEBUG_1("info set to %s", pi->fd->path);
1508
1509         pbox = pan_item_box_new(pw, NULL, pi->x + pi->width + 4, pi->y, 10, 10,
1510                                 PAN_POPUP_BORDER,
1511                                 PAN_POPUP_COLOR, PAN_POPUP_ALPHA,
1512                                 PAN_POPUP_BORDER_COLOR, PAN_POPUP_ALPHA);
1513         pan_item_set_key(pbox, "info");
1514
1515         if (pi->type == PAN_ITEM_THUMB && pi->pixbuf)
1516                 {
1517                 w = gdk_pixbuf_get_width(pi->pixbuf);
1518                 h = gdk_pixbuf_get_height(pi->pixbuf);
1519
1520                 x1 = pi->x + pi->width - (pi->width - w) / 2 - 8;
1521                 y1 = pi->y + (pi->height - h) / 2 + 8;
1522                 }
1523         else
1524                 {
1525                 x1 = pi->x + pi->width - 8;
1526                 y1 = pi->y + 8;
1527                 }
1528
1529         x2 = pbox->x + 1;
1530         y2 = pbox->y + 36;
1531         x3 = pbox->x + 1;
1532         y3 = pbox->y + 12;
1533         util_clip_triangle(x1, y1, x2, y2, x3, y3,
1534                            &x, &y, &w, &h);
1535
1536         p = pan_item_tri_new(pw, NULL, x, y, w, h,
1537                              x1, y1, x2, y2, x3, y3,
1538                              PAN_POPUP_COLOR, PAN_POPUP_ALPHA);
1539         pan_item_tri_border(p, PAN_BORDER_1 | PAN_BORDER_3, PAN_POPUP_BORDER_COLOR, PAN_POPUP_ALPHA);
1540         pan_item_set_key(p, "info");
1541         pan_item_added(pw, p);
1542
1543         ta = pan_text_alignment_new(pw, pbox->x + PREF_PAD_BORDER, pbox->y + PREF_PAD_BORDER, "info");
1544
1545         pan_text_alignment_add(ta, _("Filename:"), pi->fd->name);
1546         buf = remove_level_from_path(pi->fd->path);
1547         pan_text_alignment_add(ta, _("Location:"), buf);
1548         g_free(buf);
1549         pan_text_alignment_add(ta, _("Date:"), text_from_time(pi->fd->date));
1550         buf = text_from_size(pi->fd->size);
1551         pan_text_alignment_add(ta, _("Size:"), buf);
1552         g_free(buf);
1553
1554         if (pw->info_includes_exif)
1555                 {
1556                 pan_info_add_exif(ta, pi->fd);
1557                 }
1558
1559         pan_text_alignment_calc(ta, pbox);
1560         pan_text_alignment_free(ta);
1561
1562         pan_item_box_shadow(pbox, PAN_SHADOW_OFFSET * 2, PAN_SHADOW_FADE * 2);
1563         pan_item_added(pw, pbox);
1564
1565         if (pw->info_image_size > PAN_IMAGE_SIZE_THUMB_NONE)
1566                 {
1567                 gint iw, ih;
1568                 if (image_load_dimensions(pi->fd, &iw, &ih))
1569                         {
1570                         gint scale = 25;
1571
1572                         switch (pw->info_image_size)
1573                                 {
1574                                 case PAN_IMAGE_SIZE_10:
1575                                         scale = 10;
1576                                         break;
1577                                 case PAN_IMAGE_SIZE_25:
1578                                         scale = 25;
1579                                         break;
1580                                 case PAN_IMAGE_SIZE_33:
1581                                         scale = 33;
1582                                         break;
1583                                 case PAN_IMAGE_SIZE_50:
1584                                         scale = 50;
1585                                         break;
1586                                 case PAN_IMAGE_SIZE_100:
1587                                         scale = 100;
1588                                         break;
1589                                 }
1590
1591                         iw = MAX(1, iw * scale / 100);
1592                         ih = MAX(1, ih * scale / 100);
1593
1594                         pbox = pan_item_box_new(pw, NULL, pbox->x, pbox->y + pbox->height + 8, 10, 10,
1595                                                 PAN_POPUP_BORDER,
1596                                                 PAN_POPUP_COLOR, PAN_POPUP_ALPHA,
1597                                                 PAN_POPUP_BORDER_COLOR, PAN_POPUP_ALPHA);
1598                         pan_item_set_key(pbox, "info");
1599
1600                         p = pan_item_image_new(pw, file_data_new_simple(pi->fd->path),
1601                                                pbox->x + PREF_PAD_BORDER, pbox->y + PREF_PAD_BORDER, iw, ih);
1602                         pan_item_set_key(p, "info");
1603                         pan_item_size_by_item(pbox, p, PREF_PAD_BORDER);
1604
1605                         pan_item_box_shadow(pbox, PAN_SHADOW_OFFSET * 2, PAN_SHADOW_FADE * 2);
1606                         pan_item_added(pw, pbox);
1607                         }
1608                 }
1609
1610         pan_layout_resize(pw);
1611 }
1612
1613
1614 /*
1615  *-----------------------------------------------------------------------------
1616  * search
1617  *-----------------------------------------------------------------------------
1618  */
1619
1620 static void pan_search_status(PanWindow *pw, const gchar *text)
1621 {
1622         gtk_label_set_text(GTK_LABEL(pw->search_label), (text) ? text : "");
1623 }
1624
1625 static gint pan_search_by_path(PanWindow *pw, const gchar *path)
1626 {
1627         PanItem *pi;
1628         GList *list;
1629         GList *found;
1630         PanItemType type;
1631         gchar *buf;
1632
1633         type = (pw->size > PAN_IMAGE_SIZE_THUMB_LARGE) ? PAN_ITEM_IMAGE : PAN_ITEM_THUMB;
1634
1635         list = pan_item_find_by_path(pw, type, path, FALSE, FALSE);
1636         if (!list) return FALSE;
1637
1638         found = g_list_find(list, pw->click_pi);
1639         if (found && found->next)
1640                 {
1641                 found = found->next;
1642                 pi = found->data;
1643                 }
1644         else
1645                 {
1646                 pi = list->data;
1647                 }
1648
1649         pan_info_update(pw, pi);
1650         image_scroll_to_point(pw->imd, pi->x + pi->width / 2, pi->y + pi->height / 2, 0.5, 0.5);
1651
1652         buf = g_strdup_printf("%s ( %d / %d )",
1653                               (path[0] == G_DIR_SEPARATOR) ? _("path found") : _("filename found"),
1654                               g_list_index(list, pi) + 1,
1655                               g_list_length(list));
1656         pan_search_status(pw, buf);
1657         g_free(buf);
1658
1659         g_list_free(list);
1660
1661         return TRUE;
1662 }
1663
1664 static gint pan_search_by_partial(PanWindow *pw, const gchar *text)
1665 {
1666         PanItem *pi;
1667         GList *list;
1668         GList *found;
1669         PanItemType type;
1670         gchar *buf;
1671
1672         type = (pw->size > PAN_IMAGE_SIZE_THUMB_LARGE) ? PAN_ITEM_IMAGE : PAN_ITEM_THUMB;
1673
1674         list = pan_item_find_by_path(pw, type, text, TRUE, FALSE);
1675         if (!list) list = pan_item_find_by_path(pw, type, text, FALSE, TRUE);
1676         if (!list)
1677                 {
1678                 gchar *needle;
1679
1680                 needle = g_utf8_strdown(text, -1);
1681                 list = pan_item_find_by_path(pw, type, needle, TRUE, TRUE);
1682                 g_free(needle);
1683                 }
1684         if (!list) return FALSE;
1685
1686         found = g_list_find(list, pw->click_pi);
1687         if (found && found->next)
1688                 {
1689                 found = found->next;
1690                 pi = found->data;
1691                 }
1692         else
1693                 {
1694                 pi = list->data;
1695                 }
1696
1697         pan_info_update(pw, pi);
1698         image_scroll_to_point(pw->imd, pi->x + pi->width / 2, pi->y + pi->height / 2, 0.5, 0.5);
1699
1700         buf = g_strdup_printf("%s ( %d / %d )",
1701                               _("partial match"),
1702                               g_list_index(list, pi) + 1,
1703                               g_list_length(list));
1704         pan_search_status(pw, buf);
1705         g_free(buf);
1706
1707         g_list_free(list);
1708
1709         return TRUE;
1710 }
1711
1712 static gint valid_date_separator(gchar c)
1713 {
1714         return (c == '/' || c == '-' || c == ' ' || c == '.' || c == ',');
1715 }
1716
1717 static GList *pan_search_by_date_val(PanWindow *pw, PanItemType type,
1718                                      gint year, gint month, gint day,
1719                                      const gchar *key)
1720 {
1721         GList *list = NULL;
1722         GList *work;
1723
1724         work = g_list_last(pw->list_static);
1725         while (work)
1726                 {
1727                 PanItem *pi;
1728
1729                 pi = work->data;
1730                 work = work->prev;
1731
1732                 if (pi->fd && (pi->type == type || type == PAN_ITEM_NONE) &&
1733                     ((!key && !pi->key) || (key && pi->key && strcmp(key, pi->key) == 0)))
1734                         {
1735                         struct tm *tl;
1736
1737                         tl = localtime(&pi->fd->date);
1738                         if (tl)
1739                                 {
1740                                 gint match;
1741
1742                                 match = (tl->tm_year == year - 1900);
1743                                 if (match && month >= 0) match = (tl->tm_mon == month - 1);
1744                                 if (match && day > 0) match = (tl->tm_mday == day);
1745
1746                                 if (match) list = g_list_prepend(list, pi);
1747                                 }
1748                         }
1749                 }
1750
1751         return g_list_reverse(list);
1752 }
1753
1754 static gint pan_search_by_date(PanWindow *pw, const gchar *text)
1755 {
1756         PanItem *pi = NULL;
1757         GList *list = NULL;
1758         GList *found;
1759         gint year;
1760         gint month = -1;
1761         gint day = -1;
1762         gchar *ptr;
1763         gchar *mptr;
1764         struct tm *lt;
1765         time_t t;
1766         gchar *message;
1767         gchar *buf;
1768         gchar *buf_count;
1769
1770         if (!text) return FALSE;
1771
1772         ptr = (gchar *)text;
1773         while (*ptr != '\0')
1774                 {
1775                 if (!g_unichar_isdigit(*ptr) && !valid_date_separator(*ptr)) return FALSE;
1776                 ptr++;
1777                 }
1778
1779         t = time(NULL);
1780         if (t == -1) return FALSE;
1781         lt = localtime(&t);
1782         if (!lt) return FALSE;
1783
1784         if (valid_date_separator(*text))
1785                 {
1786                 year = -1;
1787                 mptr = (gchar *)text;
1788                 }
1789         else
1790                 {
1791                 year = (gint)strtol(text, &mptr, 10);
1792                 if (mptr == text) return FALSE;
1793                 }
1794
1795         if (*mptr != '\0' && valid_date_separator(*mptr))
1796                 {
1797                 gchar *dptr;
1798
1799                 mptr++;
1800                 month = strtol(mptr, &dptr, 10);
1801                 if (dptr == mptr)
1802                         {
1803                         if (valid_date_separator(*dptr))
1804                                 {
1805                                 month = lt->tm_mon + 1;
1806                                 dptr++;
1807                                 }
1808                         else
1809                                 {
1810                                 month = -1;
1811                                 }
1812                         }
1813                 if (dptr != mptr && *dptr != '\0' && valid_date_separator(*dptr))
1814                         {
1815                         gchar *eptr;
1816                         dptr++;
1817                         day = strtol(dptr, &eptr, 10);
1818                         if (dptr == eptr)
1819                                 {
1820                                 day = lt->tm_mday;
1821                                 }
1822                         }
1823                 }
1824
1825         if (year == -1)
1826                 {
1827                 year = lt->tm_year + 1900;
1828                 }
1829         else if (year < 100)
1830                 {
1831                 if (year > 70)
1832                         year+= 1900;
1833                 else
1834                         year+= 2000;
1835                 }
1836
1837         if (year < 1970 ||
1838             month < -1 || month == 0 || month > 12 ||
1839             day < -1 || day == 0 || day > 31) return FALSE;
1840
1841         t = pan_date_to_time(year, month, day);
1842         if (t < 0) return FALSE;
1843
1844         if (pw->layout == PAN_LAYOUT_CALENDAR)
1845                 {
1846                 list = pan_search_by_date_val(pw, PAN_ITEM_BOX, year, month, day, "day");
1847                 }
1848         else
1849                 {
1850                 PanItemType type;
1851
1852                 type = (pw->size > PAN_IMAGE_SIZE_THUMB_LARGE) ? PAN_ITEM_IMAGE : PAN_ITEM_THUMB;
1853                 list = pan_search_by_date_val(pw, type, year, month, day, NULL);
1854                 }
1855
1856         if (list)
1857                 {
1858                 found = g_list_find(list, pw->search_pi);
1859                 if (found && found->next)
1860                         {
1861                         found = found->next;
1862                         pi = found->data;
1863                         }
1864                 else
1865                         {
1866                         pi = list->data;
1867                         }
1868                 }
1869
1870         pw->search_pi = pi;
1871
1872         if (pw->layout == PAN_LAYOUT_CALENDAR && pi && pi->type == PAN_ITEM_BOX)
1873                 {
1874                 pan_info_update(pw, NULL);
1875                 pan_calendar_update(pw, pi);
1876                 image_scroll_to_point(pw->imd,
1877                                       pi->x + pi->width / 2,
1878                                       pi->y + pi->height / 2, 0.5, 0.5);
1879                 }
1880         else if (pi)
1881                 {
1882                 pan_info_update(pw, pi);
1883                 image_scroll_to_point(pw->imd,
1884                                       pi->x - PAN_BOX_BORDER * 5 / 2,
1885                                       pi->y, 0.0, 0.5);
1886                 }
1887
1888         if (month > 0)
1889                 {
1890                 buf = pan_date_value_string(t, PAN_DATE_LENGTH_MONTH);
1891                 if (day > 0)
1892                         {
1893                         gchar *tmp;
1894                         tmp = buf;
1895                         buf = g_strdup_printf("%d %s", day, tmp);
1896                         g_free(tmp);
1897                         }
1898                 }
1899         else
1900                 {
1901                 buf = pan_date_value_string(t, PAN_DATE_LENGTH_YEAR);
1902                 }
1903
1904         if (pi)
1905                 {
1906                 buf_count = g_strdup_printf("( %d / %d )",
1907                                             g_list_index(list, pi) + 1,
1908                                             g_list_length(list));
1909                 }
1910         else
1911                 {
1912                 buf_count = g_strdup_printf("(%s)", _("no match"));
1913                 }
1914
1915         message = g_strdup_printf("%s %s %s", _("Date:"), buf, buf_count);
1916         g_free(buf);
1917         g_free(buf_count);
1918         pan_search_status(pw, message);
1919         g_free(message);
1920
1921         g_list_free(list);
1922
1923         return TRUE;
1924 }
1925
1926 static void pan_search_activate_cb(const gchar *text, gpointer data)
1927 {
1928         PanWindow *pw = data;
1929
1930         if (!text) return;
1931
1932         tab_completion_append_to_history(pw->search_entry, text);
1933
1934         if (pan_search_by_path(pw, text)) return;
1935
1936         if ((pw->layout == PAN_LAYOUT_TIMELINE ||
1937              pw->layout == PAN_LAYOUT_CALENDAR) &&
1938             pan_search_by_date(pw, text))
1939                 {
1940                 return;
1941                 }
1942
1943         if (pan_search_by_partial(pw, text)) return;
1944
1945         pan_search_status(pw, _("no match"));
1946 }
1947
1948 static void pan_search_activate(PanWindow *pw)
1949 {
1950         gchar *text;
1951
1952 #if 0
1953         if (!GTK_WIDGET_VISIBLE(pw->search_box))
1954                 {
1955                 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(pw->search_button), TRUE);
1956                 }
1957 #endif
1958
1959         text = g_strdup(gtk_entry_get_text(GTK_ENTRY(pw->search_entry)));
1960         pan_search_activate_cb(text, pw);
1961         g_free(text);
1962 }
1963
1964 static void pan_search_toggle_cb(GtkWidget *button, gpointer data)
1965 {
1966         PanWindow *pw = data;
1967         gint visible;
1968
1969         visible = GTK_WIDGET_VISIBLE(pw->search_box);
1970         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(button)) == visible) return;
1971
1972         if (visible)
1973                 {
1974                 gtk_widget_hide(pw->search_box);
1975                 gtk_arrow_set(GTK_ARROW(pw->search_button_arrow), GTK_ARROW_UP, GTK_SHADOW_NONE);
1976                 }
1977         else
1978                 {
1979                 gtk_widget_show(pw->search_box);
1980                 gtk_arrow_set(GTK_ARROW(pw->search_button_arrow), GTK_ARROW_DOWN, GTK_SHADOW_NONE);
1981                 gtk_widget_grab_focus(pw->search_entry);
1982                 }
1983 }
1984
1985 static void pan_search_toggle_visible(PanWindow *pw, gint enable)
1986 {
1987         if (pw->fs) return;
1988
1989         if (enable)
1990                 {
1991                 if (GTK_WIDGET_VISIBLE(pw->search_box))
1992                         {
1993                         gtk_widget_grab_focus(pw->search_entry);
1994                         }
1995                 else
1996                         {
1997                         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(pw->search_button), TRUE);
1998                         }
1999                 }
2000         else
2001                 {
2002                 if (GTK_WIDGET_VISIBLE(pw->search_entry))
2003                         {
2004                         if (GTK_WIDGET_HAS_FOCUS(pw->search_entry))
2005                                 {
2006                                 gtk_widget_grab_focus(GTK_WIDGET(pw->imd->widget));
2007                                 }
2008                         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(pw->search_button), FALSE);
2009                         }
2010                 }
2011 }
2012
2013
2014 /*
2015  *-----------------------------------------------------------------------------
2016  * main window
2017  *-----------------------------------------------------------------------------
2018  */
2019
2020 static void button_cb(PixbufRenderer *pr, GdkEventButton *event, gpointer data)
2021 {
2022         PanWindow *pw = data;
2023         PanItem *pi = NULL;
2024         GtkWidget *menu;
2025         gint rx, ry;
2026
2027         rx = ry = 0;
2028         if (pr->scale)
2029                 {
2030                 rx = (gdouble)(pr->x_scroll + event->x - pr->x_offset) / pr->scale;
2031                 ry = (gdouble)(pr->y_scroll + event->y - pr->y_offset) / pr->scale;
2032                 }
2033
2034         pi = pan_item_find_by_coord(pw, PAN_ITEM_BOX, rx, ry, "info");
2035         if (pi && event->button == MOUSE_BUTTON_LEFT)
2036                 {
2037                 pan_info_update(pw, NULL);
2038                 return;
2039                 }
2040
2041         pi = pan_item_find_by_coord(pw, (pw->size > PAN_IMAGE_SIZE_THUMB_LARGE) ? PAN_ITEM_IMAGE : PAN_ITEM_THUMB,
2042                                     rx, ry, NULL);
2043
2044         switch (event->button)
2045                 {
2046                 case MOUSE_BUTTON_LEFT:
2047                         pan_info_update(pw, pi);
2048
2049                         if (!pi && pw->layout == PAN_LAYOUT_CALENDAR)
2050                                 {
2051                                 pi = pan_item_find_by_coord(pw, PAN_ITEM_BOX, rx, ry, "day");
2052                                 pan_calendar_update(pw, pi);
2053                                 }
2054                         break;
2055                 case MOUSE_BUTTON_MIDDLE:
2056                         break;
2057                 case MOUSE_BUTTON_RIGHT:
2058                         pan_info_update(pw, pi);
2059                         menu = pan_popup_menu(pw);
2060                         gtk_menu_popup(GTK_MENU(menu), NULL, NULL, NULL, NULL, 3, event->time);
2061                         break;
2062                 default:
2063                         break;
2064                 }
2065 }
2066
2067 static void scroll_cb(PixbufRenderer *pr, GdkEventScroll *event, gpointer data)
2068 {
2069 #if 0
2070         PanWindow *pw = data;
2071 #endif
2072         gint w, h;
2073
2074         w = pr->vis_width;
2075         h = pr->vis_height;
2076
2077         if (!(event->state & GDK_SHIFT_MASK))
2078                 {
2079                 w /= 3;
2080                 h /= 3;
2081                 }
2082
2083         if (event->state & GDK_CONTROL_MASK)
2084                 {
2085                 switch (event->direction)
2086                         {
2087                         case GDK_SCROLL_UP:
2088                                 pixbuf_renderer_zoom_adjust_at_point(pr, ZOOM_INCREMENT,
2089                                                                      (gint)event->x, (gint)event->y);
2090                                 break;
2091                         case GDK_SCROLL_DOWN:
2092                                 pixbuf_renderer_zoom_adjust_at_point(pr, -ZOOM_INCREMENT,
2093                                                                      (gint)event->x, (gint)event->y);
2094                                 break;
2095                         default:
2096                                 break;
2097                         }
2098                 }
2099         else
2100                 {
2101                 switch (event->direction)
2102                         {
2103                         case GDK_SCROLL_UP:
2104                                 pixbuf_renderer_scroll(pr, 0, -h);
2105                                 break;
2106                         case GDK_SCROLL_DOWN:
2107                                 pixbuf_renderer_scroll(pr, 0, h);
2108                                 break;
2109                         case GDK_SCROLL_LEFT:
2110                                 pixbuf_renderer_scroll(pr, -w, 0);
2111                                 break;
2112                         case GDK_SCROLL_RIGHT:
2113                                 pixbuf_renderer_scroll(pr, w, 0);
2114                                 break;
2115                         default:
2116                                 break;
2117                         }
2118                 }
2119 }
2120
2121 static void pan_image_set_buttons(PanWindow *pw, ImageWindow *imd)
2122 {
2123         g_signal_connect(G_OBJECT(imd->pr), "clicked",
2124                          G_CALLBACK(button_cb), pw);
2125         g_signal_connect(G_OBJECT(imd->pr), "scroll_event",
2126                          G_CALLBACK(scroll_cb), pw);
2127 }
2128
2129 static void pan_fullscreen_stop_func(FullScreenData *fs, gpointer data)
2130 {
2131         PanWindow *pw = data;
2132
2133         pw->fs = NULL;
2134         pw->imd = pw->imd_normal;
2135 }
2136
2137 static void pan_fullscreen_toggle(PanWindow *pw, gint force_off)
2138 {
2139         if (force_off && !pw->fs) return;
2140
2141         if (pw->fs)
2142                 {
2143                 fullscreen_stop(pw->fs);
2144                 }
2145         else
2146                 {
2147                 pw->fs = fullscreen_start(pw->window, pw->imd, pan_fullscreen_stop_func, pw);
2148                 pan_image_set_buttons(pw, pw->fs->imd);
2149                 g_signal_connect(G_OBJECT(pw->fs->window), "key_press_event",
2150                                  G_CALLBACK(pan_window_key_press_cb), pw);
2151
2152                 pw->imd = pw->fs->imd;
2153                 }
2154 }
2155
2156 static void pan_window_image_zoom_cb(PixbufRenderer *pr, gdouble zoom, gpointer data)
2157 {
2158         PanWindow *pw = data;
2159         gchar *text;
2160
2161         text = image_zoom_get_as_text(pw->imd);
2162         gtk_label_set_text(GTK_LABEL(pw->label_zoom), text);
2163         g_free(text);
2164 }
2165
2166 static void pan_window_image_scroll_notify_cb(PixbufRenderer *pr, gpointer data)
2167 {
2168         PanWindow *pw = data;
2169         GtkAdjustment *adj;
2170         GdkRectangle rect;
2171         gint width, height;
2172
2173         if (pr->scale == 0.0) return;
2174
2175         pixbuf_renderer_get_visible_rect(pr, &rect);
2176         pixbuf_renderer_get_image_size(pr, &width, &height);
2177
2178         adj = gtk_range_get_adjustment(GTK_RANGE(pw->scrollbar_h));
2179         adj->page_size = (gdouble)rect.width;
2180         adj->page_increment = adj->page_size / 2.0;
2181         adj->step_increment = 48.0 / pr->scale;
2182         adj->lower = 0.0;
2183         adj->upper = MAX((gdouble)width, 1.0);
2184         adj->value = (gdouble)rect.x;
2185
2186         pref_signal_block_data(pw->scrollbar_h, pw);
2187         gtk_adjustment_changed(adj);
2188         gtk_adjustment_value_changed(adj);
2189         pref_signal_unblock_data(pw->scrollbar_h, pw);
2190
2191         adj = gtk_range_get_adjustment(GTK_RANGE(pw->scrollbar_v));
2192         adj->page_size = (gdouble)rect.height;
2193         adj->page_increment = adj->page_size / 2.0;
2194         adj->step_increment = 48.0 / pr->scale;
2195         adj->lower = 0.0;
2196         adj->upper = MAX((gdouble)height, 1.0);
2197         adj->value = (gdouble)rect.y;
2198
2199         pref_signal_block_data(pw->scrollbar_v, pw);
2200         gtk_adjustment_changed(adj);
2201         gtk_adjustment_value_changed(adj);
2202         pref_signal_unblock_data(pw->scrollbar_v, pw);
2203 }
2204
2205 static void pan_window_scrollbar_h_value_cb(GtkRange *range, gpointer data)
2206 {
2207         PanWindow *pw = data;
2208         PixbufRenderer *pr;
2209         gint x;
2210
2211         pr = PIXBUF_RENDERER(pw->imd_normal->pr);
2212
2213         if (!pr->scale) return;
2214
2215         x = (gint)gtk_range_get_value(range);
2216
2217         pixbuf_renderer_scroll_to_point(pr, x, (gint)((gdouble)pr->y_scroll / pr->scale), 0.0, 0.0);
2218 }
2219
2220 static void pan_window_scrollbar_v_value_cb(GtkRange *range, gpointer data)
2221 {
2222         PanWindow *pw = data;
2223         PixbufRenderer *pr;
2224         gint y;
2225
2226         pr = PIXBUF_RENDERER(pw->imd_normal->pr);
2227
2228         if (!pr->scale) return;
2229
2230         y = (gint)gtk_range_get_value(range);
2231
2232         pixbuf_renderer_scroll_to_point(pr, (gint)((gdouble)pr->x_scroll / pr->scale), y, 0.0, 0.0);
2233 }
2234
2235 static void pan_window_layout_change_cb(GtkWidget *combo, gpointer data)
2236 {
2237         PanWindow *pw = data;
2238
2239         pw->layout = gtk_combo_box_get_active(GTK_COMBO_BOX(combo));
2240         pan_layout_update(pw);
2241 }
2242
2243 static void pan_window_layout_size_cb(GtkWidget *combo, gpointer data)
2244 {
2245         PanWindow *pw = data;
2246
2247         pw->size = gtk_combo_box_get_active(GTK_COMBO_BOX(combo));
2248         pan_layout_update(pw);
2249 }
2250
2251 #if 0
2252 static void pan_window_date_toggle_cb(GtkWidget *button, gpointer data)
2253 {
2254         PanWindow *pw = data;
2255
2256         pw->exif_date_enable = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(button));
2257         pan_layout_update(pw);
2258 }
2259 #endif
2260
2261 static void pan_window_entry_activate_cb(const gchar *new_text, gpointer data)
2262 {
2263         PanWindow *pw = data;
2264         gchar *path;
2265
2266         path = remove_trailing_slash(new_text);
2267         parse_out_relatives(path);
2268
2269         if (!isdir(path))
2270                 {
2271                 warning_dialog(_("Folder not found"),
2272                                _("The entered path is not a folder"),
2273                                GTK_STOCK_DIALOG_WARNING, pw->path_entry);
2274                 }
2275         else
2276                 {
2277                 FileData *dir_fd = file_data_new_simple(path);
2278                 tab_completion_append_to_history(pw->path_entry, path);
2279
2280                 pan_layout_set_fd(pw, dir_fd);
2281                 file_data_unref(dir_fd);
2282                 }
2283
2284         g_free(path);
2285 }
2286
2287 static void pan_window_entry_change_cb(GtkWidget *combo, gpointer data)
2288 {
2289         PanWindow *pw = data;
2290         gchar *text;
2291
2292         if (gtk_combo_box_get_active(GTK_COMBO_BOX(combo)) < 0) return;
2293
2294         text = g_strdup(gtk_entry_get_text(GTK_ENTRY(pw->path_entry)));
2295         pan_window_entry_activate_cb(text, pw);
2296         g_free(text);
2297 }
2298
2299 static void pan_window_close(PanWindow *pw)
2300 {
2301         pan_window_list = g_list_remove(pan_window_list, pw);
2302
2303         pref_list_int_set(PAN_PREF_GROUP, PAN_PREF_EXIF_PAN_DATE, pw->exif_date_enable);
2304         pref_list_int_set(PAN_PREF_GROUP, PAN_PREF_INFO_IMAGE, pw->info_image_size);
2305         pref_list_int_set(PAN_PREF_GROUP, PAN_PREF_INFO_EXIF, pw->info_includes_exif);
2306
2307         if (pw->idle_id != -1)
2308                 {
2309                 g_source_remove(pw->idle_id);
2310                 }
2311
2312         pan_fullscreen_toggle(pw, TRUE);
2313         gtk_widget_destroy(pw->window);
2314
2315         pan_window_items_free(pw);
2316         pan_cache_free(pw);
2317
2318         file_data_unref(pw->dir_fd);
2319
2320         g_free(pw);
2321 }
2322
2323 static gint pan_window_delete_cb(GtkWidget *w, GdkEventAny *event, gpointer data)
2324 {
2325         PanWindow *pw = data;
2326
2327         pan_window_close(pw);
2328         return TRUE;
2329 }
2330
2331 static void pan_window_new_real(FileData *dir_fd)
2332 {
2333         PanWindow *pw;
2334         GtkWidget *vbox;
2335         GtkWidget *box;
2336         GtkWidget *combo;
2337         GtkWidget *hbox;
2338         GtkWidget *frame;
2339         GtkWidget *table;
2340         GdkGeometry geometry;
2341
2342         pw = g_new0(PanWindow, 1);
2343
2344         pw->dir_fd = file_data_ref(dir_fd);
2345         pw->layout = PAN_LAYOUT_TIMELINE;
2346         pw->size = PAN_IMAGE_SIZE_THUMB_NORMAL;
2347         pw->thumb_size = PAN_THUMB_SIZE_NORMAL;
2348         pw->thumb_gap = PAN_THUMB_GAP_NORMAL;
2349
2350         if (!pref_list_int_get(PAN_PREF_GROUP, PAN_PREF_EXIF_PAN_DATE, &pw->exif_date_enable))
2351                 {
2352                 pw->exif_date_enable = FALSE;
2353                 }
2354         if (!pref_list_int_get(PAN_PREF_GROUP, PAN_PREF_INFO_IMAGE, &pw->info_image_size))
2355                 {
2356                 pw->info_image_size = PAN_IMAGE_SIZE_THUMB_NONE;
2357                 }
2358         if (!pref_list_int_get(PAN_PREF_GROUP, PAN_PREF_INFO_EXIF, &pw->info_includes_exif))
2359                 {
2360                 pw->info_includes_exif = TRUE;
2361                 }
2362
2363         pw->ignore_symlinks = TRUE;
2364
2365         pw->list = NULL;
2366         pw->list_static = NULL;
2367         pw->list_grid = NULL;
2368
2369         pw->fs = NULL;
2370         pw->overlay_id = -1;
2371         pw->idle_id = -1;
2372
2373         pw->window = window_new(GTK_WINDOW_TOPLEVEL, "panview", NULL, NULL, _("Pan View"));
2374
2375         geometry.min_width = DEFAULT_MINIMAL_WINDOW_SIZE;
2376         geometry.min_height = DEFAULT_MINIMAL_WINDOW_SIZE;
2377         gtk_window_set_geometry_hints(GTK_WINDOW(pw->window), NULL, &geometry, GDK_HINT_MIN_SIZE);
2378
2379         gtk_window_set_resizable(GTK_WINDOW(pw->window), TRUE);
2380         gtk_container_set_border_width(GTK_CONTAINER(pw->window), 0);
2381
2382         vbox = gtk_vbox_new(FALSE, 0);
2383         gtk_container_add(GTK_CONTAINER(pw->window), vbox);
2384         gtk_widget_show(vbox);
2385
2386         box = pref_box_new(vbox, FALSE, GTK_ORIENTATION_HORIZONTAL, PREF_PAD_SPACE);
2387
2388         pref_spacer(box, 0);
2389         pref_label_new(box, _("Location:"));
2390         combo = tab_completion_new_with_history(&pw->path_entry, dir_fd->path, "pan_view_path", -1,
2391                                                 pan_window_entry_activate_cb, pw);
2392         g_signal_connect(G_OBJECT(pw->path_entry->parent), "changed",
2393                          G_CALLBACK(pan_window_entry_change_cb), pw);
2394         gtk_box_pack_start(GTK_BOX(box), combo, TRUE, TRUE, 0);
2395         gtk_widget_show(combo);
2396
2397         combo = gtk_combo_box_new_text();
2398         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Timeline"));
2399         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Calendar"));
2400         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Folders"));
2401         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Folders (flower)"));
2402         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Grid"));
2403
2404         gtk_combo_box_set_active(GTK_COMBO_BOX(combo), pw->layout);
2405         g_signal_connect(G_OBJECT(combo), "changed",
2406                          G_CALLBACK(pan_window_layout_change_cb), pw);
2407         gtk_box_pack_start(GTK_BOX(box), combo, FALSE, FALSE, 0);
2408         gtk_widget_show(combo);
2409
2410         combo = gtk_combo_box_new_text();
2411         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Dots"));
2412         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("No Images"));
2413         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Small Thumbnails"));
2414         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Normal Thumbnails"));
2415         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Large Thumbnails"));
2416         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("1:10 (10%)"));
2417         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("1:4 (25%)"));
2418         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("1:3 (33%)"));
2419         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("1:2 (50%)"));
2420         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("1:1 (100%)"));
2421
2422         gtk_combo_box_set_active(GTK_COMBO_BOX(combo), pw->size);
2423         g_signal_connect(G_OBJECT(combo), "changed",
2424                          G_CALLBACK(pan_window_layout_size_cb), pw);
2425         gtk_box_pack_start(GTK_BOX(box), combo, FALSE, FALSE, 0);
2426         gtk_widget_show(combo);
2427
2428         table = pref_table_new(vbox, 2, 2, FALSE, TRUE);
2429         gtk_table_set_row_spacings(GTK_TABLE(table), 2);
2430         gtk_table_set_col_spacings(GTK_TABLE(table), 2);
2431
2432         pw->imd = image_new(TRUE);
2433         pw->imd_normal = pw->imd;
2434
2435         g_signal_connect(G_OBJECT(pw->imd->pr), "zoom",
2436                          G_CALLBACK(pan_window_image_zoom_cb), pw);
2437         g_signal_connect(G_OBJECT(pw->imd->pr), "scroll_notify",
2438                          G_CALLBACK(pan_window_image_scroll_notify_cb), pw);
2439
2440         gtk_table_attach(GTK_TABLE(table), pw->imd->widget, 0, 1, 0, 1,
2441                          GTK_FILL | GTK_EXPAND, GTK_FILL | GTK_EXPAND, 0, 0);
2442         gtk_widget_show(GTK_WIDGET(pw->imd->widget));
2443
2444         pan_window_dnd_init(pw);
2445
2446         pan_image_set_buttons(pw, pw->imd);
2447
2448         pw->scrollbar_h = gtk_hscrollbar_new(NULL);
2449         g_signal_connect(G_OBJECT(pw->scrollbar_h), "value_changed",
2450                          G_CALLBACK(pan_window_scrollbar_h_value_cb), pw);
2451         gtk_table_attach(GTK_TABLE(table), pw->scrollbar_h, 0, 1, 1, 2,
2452                          GTK_FILL | GTK_EXPAND, 0, 0, 0);
2453         gtk_widget_show(pw->scrollbar_h);
2454
2455         pw->scrollbar_v = gtk_vscrollbar_new(NULL);
2456         g_signal_connect(G_OBJECT(pw->scrollbar_v), "value_changed",
2457                          G_CALLBACK(pan_window_scrollbar_v_value_cb), pw);
2458         gtk_table_attach(GTK_TABLE(table), pw->scrollbar_v, 1, 2, 0, 1,
2459                          0, GTK_FILL | GTK_EXPAND, 0, 0);
2460         gtk_widget_show(pw->scrollbar_v);
2461
2462         /* find bar */
2463
2464         pw->search_box = gtk_hbox_new(FALSE, PREF_PAD_SPACE);
2465         gtk_box_pack_start(GTK_BOX(vbox), pw->search_box, FALSE, FALSE, 2);
2466
2467         pref_spacer(pw->search_box, 0);
2468         pref_label_new(pw->search_box, _("Find:"));
2469
2470         hbox = gtk_hbox_new(TRUE, PREF_PAD_SPACE);
2471         gtk_box_pack_start(GTK_BOX(pw->search_box), hbox, TRUE, TRUE, 0);
2472         gtk_widget_show(hbox);
2473
2474         combo = tab_completion_new_with_history(&pw->search_entry, "", "pan_view_search", -1,
2475                                                 pan_search_activate_cb, pw);
2476         gtk_box_pack_start(GTK_BOX(hbox), combo, TRUE, TRUE, 0);
2477         gtk_widget_show(combo);
2478
2479         pw->search_label = gtk_label_new("");
2480         gtk_box_pack_start(GTK_BOX(hbox), pw->search_label, TRUE, TRUE, 0);
2481         gtk_widget_show(pw->search_label);
2482
2483         /* status bar */
2484
2485         box = pref_box_new(vbox, FALSE, GTK_ORIENTATION_HORIZONTAL, 0);
2486
2487         frame = gtk_frame_new(NULL);
2488         gtk_frame_set_shadow_type(GTK_FRAME(frame), GTK_SHADOW_IN);
2489         gtk_widget_set_size_request(frame, ZOOM_LABEL_WIDTH, -1);
2490         gtk_box_pack_start(GTK_BOX(box), frame, TRUE, TRUE, 0);
2491         gtk_widget_show(frame);
2492
2493         hbox = gtk_hbox_new(FALSE, PREF_PAD_SPACE);
2494         gtk_container_add(GTK_CONTAINER(frame), hbox);
2495         gtk_widget_show(hbox);
2496
2497         pref_spacer(hbox, 0);
2498         pw->label_message = pref_label_new(hbox, "");
2499
2500         frame = gtk_frame_new(NULL);
2501         gtk_frame_set_shadow_type(GTK_FRAME(frame), GTK_SHADOW_IN);
2502         gtk_widget_set_size_request(frame, ZOOM_LABEL_WIDTH, -1);
2503         gtk_box_pack_end(GTK_BOX(box), frame, FALSE, FALSE, 0);
2504         gtk_widget_show(frame);
2505
2506         pw->label_zoom = gtk_label_new("");
2507         gtk_container_add(GTK_CONTAINER(frame), pw->label_zoom);
2508         gtk_widget_show(pw->label_zoom);
2509
2510 #if 0
2511         pw->date_button = pref_checkbox_new(box, _("Use Exif date"), pw->exif_date_enable,
2512                                             G_CALLBACK(pan_window_date_toggle_cb), pw);
2513 #endif
2514
2515         pw->search_button = gtk_toggle_button_new();
2516         gtk_button_set_relief(GTK_BUTTON(pw->search_button), GTK_RELIEF_NONE);
2517         gtk_button_set_focus_on_click(GTK_BUTTON(pw->search_button), FALSE);
2518         hbox = gtk_hbox_new(FALSE, PREF_PAD_GAP);
2519         gtk_container_add(GTK_CONTAINER(pw->search_button), hbox);
2520         gtk_widget_show(hbox);
2521         pw->search_button_arrow = gtk_arrow_new(GTK_ARROW_UP, GTK_SHADOW_NONE);
2522         gtk_box_pack_start(GTK_BOX(hbox), pw->search_button_arrow, FALSE, FALSE, 0);
2523         gtk_widget_show(pw->search_button_arrow);
2524         pref_label_new(hbox, _("Find"));
2525
2526         gtk_box_pack_end(GTK_BOX(box), pw->search_button, FALSE, FALSE, 0);
2527         gtk_widget_show(pw->search_button);
2528         g_signal_connect(G_OBJECT(pw->search_button), "clicked",
2529                          G_CALLBACK(pan_search_toggle_cb), pw);
2530
2531         g_signal_connect(G_OBJECT(pw->window), "delete_event",
2532                          G_CALLBACK(pan_window_delete_cb), pw);
2533         g_signal_connect(G_OBJECT(pw->window), "key_press_event",
2534                          G_CALLBACK(pan_window_key_press_cb), pw);
2535
2536         gtk_window_set_default_size(GTK_WINDOW(pw->window), PAN_WINDOW_DEFAULT_WIDTH, PAN_WINDOW_DEFAULT_HEIGHT);
2537
2538         pan_layout_update(pw);
2539
2540         gtk_widget_grab_focus(GTK_WIDGET(pw->imd->widget));
2541         gtk_widget_show(pw->window);
2542
2543         pan_window_list = g_list_append(pan_window_list, pw);
2544 }
2545
2546 /*
2547  *-----------------------------------------------------------------------------
2548  * peformance warnings
2549  *-----------------------------------------------------------------------------
2550  */
2551
2552 static void pan_warning_ok_cb(GenericDialog *gd, gpointer data)
2553 {
2554         FileData *dir_fd = data;
2555
2556         generic_dialog_close(gd);
2557
2558         pan_window_new_real(dir_fd);
2559         file_data_unref(dir_fd);
2560 }
2561
2562 static void pan_warning_hide_cb(GtkWidget *button, gpointer data)
2563 {
2564         gint hide_dlg;
2565
2566         hide_dlg = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(button));
2567         pref_list_int_set(PAN_PREF_GROUP, PAN_PREF_HIDE_WARNING, hide_dlg);
2568 }
2569
2570 static gint pan_warning(FileData *dir_fd)
2571 {
2572         GenericDialog *gd;
2573         GtkWidget *box;
2574         GtkWidget *group;
2575         GtkWidget *button;
2576         GtkWidget *ct_button;
2577         gint hide_dlg;
2578
2579         if (dir_fd && strcmp(dir_fd->path, G_DIR_SEPARATOR_S) == 0)
2580                 {
2581                 pan_warning_folder(dir_fd->path, NULL);
2582                 return TRUE;
2583                 }
2584
2585         if (options->thumbnails.enable_caching &&
2586             options->thumbnails.spec_standard) return FALSE;
2587
2588         if (!pref_list_int_get(PAN_PREF_GROUP, PAN_PREF_HIDE_WARNING, &hide_dlg)) hide_dlg = FALSE;
2589         if (hide_dlg) return FALSE;
2590
2591         gd = generic_dialog_new(_("Pan View Performance"), "pan_view_warning", NULL, FALSE,
2592                                 NULL, NULL);
2593         gd->data = file_data_ref(dir_fd);
2594         generic_dialog_add_button(gd, GTK_STOCK_OK, NULL,
2595                                   pan_warning_ok_cb, TRUE);
2596
2597         box = generic_dialog_add_message(gd, GTK_STOCK_DIALOG_INFO,
2598                                          _("Pan view performance may be poor."),
2599                                          _("To improve performance of thumbnails in the pan view the"
2600                                            " following options can be enabled. Note that both options"
2601                                            " must be enabled to notice a change in performance."));
2602
2603         group = pref_box_new(box, FALSE, GTK_ORIENTATION_HORIZONTAL, 0);
2604         pref_spacer(group, PREF_PAD_INDENT);
2605         group = pref_box_new(group, TRUE, GTK_ORIENTATION_VERTICAL, PREF_PAD_GAP);
2606
2607         ct_button = pref_checkbox_new_int(group, _("Cache thumbnails"),
2608                                           options->thumbnails.enable_caching, &options->thumbnails.enable_caching);
2609         button = pref_checkbox_new_int(group, _("Use shared thumbnail cache"),
2610                                        options->thumbnails.spec_standard, &options->thumbnails.spec_standard);
2611         pref_checkbox_link_sensitivity(ct_button, button);
2612
2613         pref_line(box, 0);
2614
2615         pref_checkbox_new(box, _("Do not show this dialog again"), hide_dlg,
2616                           G_CALLBACK(pan_warning_hide_cb), NULL);
2617
2618         gtk_widget_show(gd->dialog);
2619
2620         return TRUE;
2621 }
2622
2623
2624 /*
2625  *-----------------------------------------------------------------------------
2626  * entry point
2627  *-----------------------------------------------------------------------------
2628  */
2629
2630 void pan_window_new(FileData *dir_fd)
2631 {
2632         if (pan_warning(dir_fd)) return;
2633
2634         pan_window_new_real(dir_fd);
2635 }
2636
2637
2638 /*
2639  *-----------------------------------------------------------------------------
2640  * menus
2641  *-----------------------------------------------------------------------------
2642  */
2643
2644 #define INFO_IMAGE_SIZE_KEY "image_size_data"
2645
2646
2647 static void pan_new_window_cb(GtkWidget *widget, gpointer data)
2648 {
2649         PanWindow *pw = data;
2650         FileData *fd;
2651
2652         fd = pan_menu_click_fd(pw);
2653         if (fd)
2654                 {
2655                 pan_fullscreen_toggle(pw, TRUE);
2656                 view_window_new(fd);
2657                 }
2658 }
2659
2660 static void pan_edit_cb(GtkWidget *widget, gpointer data)
2661 {
2662         PanWindow *pw;
2663         FileData *fd;
2664         const gchar *key = data;
2665
2666         pw = submenu_item_get_data(widget);
2667         if (!pw) return;
2668
2669         fd = pan_menu_click_fd(pw);
2670         if (fd)
2671                 {
2672                 if (!editor_window_flag_set(key))
2673                         {
2674                         pan_fullscreen_toggle(pw, TRUE);
2675                         }
2676                 file_util_start_editor_from_file(key, fd, pw->imd->widget);
2677                 }
2678 }
2679
2680 static void pan_info_cb(GtkWidget *widget, gpointer data)
2681 {
2682         PanWindow *pw = data;
2683         FileData *fd;
2684
2685         fd = pan_menu_click_fd(pw);
2686         if (fd) info_window_new(fd, NULL, NULL);
2687 }
2688
2689 static void pan_zoom_in_cb(GtkWidget *widget, gpointer data)
2690 {
2691         PanWindow *pw = data;
2692
2693         image_zoom_adjust(pw->imd, ZOOM_INCREMENT);
2694 }
2695
2696 static void pan_zoom_out_cb(GtkWidget *widget, gpointer data)
2697 {
2698         PanWindow *pw = data;
2699
2700         image_zoom_adjust(pw->imd, -ZOOM_INCREMENT);
2701 }
2702
2703 static void pan_zoom_1_1_cb(GtkWidget *widget, gpointer data)
2704 {
2705         PanWindow *pw = data;
2706
2707         image_zoom_set(pw->imd, 1.0);
2708 }
2709
2710 static void pan_copy_cb(GtkWidget *widget, gpointer data)
2711 {
2712         PanWindow *pw = data;
2713         FileData *fd;
2714
2715         fd = pan_menu_click_fd(pw);
2716         if (fd) file_util_copy(fd, NULL, NULL, pw->imd->widget);
2717 }
2718
2719 static void pan_move_cb(GtkWidget *widget, gpointer data)
2720 {
2721         PanWindow *pw = data;
2722         FileData *fd;
2723
2724         fd = pan_menu_click_fd(pw);
2725         if (fd) file_util_move(fd, NULL, NULL, pw->imd->widget);
2726 }
2727
2728 static void pan_rename_cb(GtkWidget *widget, gpointer data)
2729 {
2730         PanWindow *pw = data;
2731         FileData *fd;
2732
2733         fd = pan_menu_click_fd(pw);
2734         if (fd) file_util_rename(fd, NULL, pw->imd->widget);
2735 }
2736
2737 static void pan_delete_cb(GtkWidget *widget, gpointer data)
2738 {
2739         PanWindow *pw = data;
2740         FileData *fd;
2741
2742         fd = pan_menu_click_fd(pw);
2743         if (fd) file_util_delete(fd, NULL, pw->imd->widget);
2744 }
2745
2746 static void pan_copy_path_cb(GtkWidget *widget, gpointer data)
2747 {
2748         PanWindow *pw = data;
2749         FileData *fd;
2750
2751         fd = pan_menu_click_fd(pw);
2752         if (fd) file_util_copy_path_to_clipboard(fd);
2753 }
2754
2755 static void pan_exif_date_toggle_cb(GtkWidget *widget, gpointer data)
2756 {
2757         PanWindow *pw = data;
2758
2759         pw->exif_date_enable = gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget));
2760         pan_layout_update(pw);
2761 }
2762
2763 static void pan_info_toggle_exif_cb(GtkWidget *widget, gpointer data)
2764 {
2765         PanWindow *pw = data;
2766
2767         pw->info_includes_exif = gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget));
2768         /* fixme: sync info now */
2769 }
2770
2771 static void pan_info_toggle_image_cb(GtkWidget *widget, gpointer data)
2772 {
2773         PanWindow *pw = data;
2774
2775         pw->info_image_size = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(widget), INFO_IMAGE_SIZE_KEY));
2776         /* fixme: sync info now */
2777 }
2778
2779 static void pan_fullscreen_cb(GtkWidget *widget, gpointer data)
2780 {
2781         PanWindow *pw = data;
2782
2783         pan_fullscreen_toggle(pw, FALSE);
2784 }
2785
2786 static void pan_close_cb(GtkWidget *widget, gpointer data)
2787 {
2788         PanWindow *pw = data;
2789
2790         pan_window_close(pw);
2791 }
2792
2793 static GtkWidget *pan_popup_menu(PanWindow *pw)
2794 {
2795         GtkWidget *menu;
2796         GtkWidget *submenu;
2797         GtkWidget *item;
2798         gint active;
2799
2800         active = (pw->click_pi != NULL);
2801
2802         menu = popup_menu_short_lived();
2803
2804         menu_item_add_stock(menu, _("Zoom _in"), GTK_STOCK_ZOOM_IN,
2805                             G_CALLBACK(pan_zoom_in_cb), pw);
2806         menu_item_add_stock(menu, _("Zoom _out"), GTK_STOCK_ZOOM_OUT,
2807                             G_CALLBACK(pan_zoom_out_cb), pw);
2808         menu_item_add_stock(menu, _("Zoom _1:1"), GTK_STOCK_ZOOM_100,
2809                             G_CALLBACK(pan_zoom_1_1_cb), pw);
2810         menu_item_add_divider(menu);
2811
2812         submenu_add_edit(menu, &item, G_CALLBACK(pan_edit_cb), pw);
2813         gtk_widget_set_sensitive(item, active);
2814
2815         menu_item_add_stock_sensitive(menu, _("_Properties"), GTK_STOCK_PROPERTIES, active,
2816                                       G_CALLBACK(pan_info_cb), pw);
2817
2818         menu_item_add_stock_sensitive(menu, _("View in _new window"), GTK_STOCK_NEW, active,
2819                                       G_CALLBACK(pan_new_window_cb), pw);
2820
2821         menu_item_add_divider(menu);
2822         menu_item_add_stock_sensitive(menu, _("_Copy..."), GTK_STOCK_COPY, active,
2823                                       G_CALLBACK(pan_copy_cb), pw);
2824         menu_item_add_sensitive(menu, _("_Move..."), active,
2825                                 G_CALLBACK(pan_move_cb), pw);
2826         menu_item_add_sensitive(menu, _("_Rename..."), active,
2827                                 G_CALLBACK(pan_rename_cb), pw);
2828         menu_item_add_stock_sensitive(menu, _("_Delete..."), GTK_STOCK_DELETE, active,
2829                                       G_CALLBACK(pan_delete_cb), pw);
2830         if (options->show_copy_path)
2831                 menu_item_add_sensitive(menu, _("_Copy path"), active,
2832                                         G_CALLBACK(pan_copy_path_cb), pw);
2833
2834         menu_item_add_divider(menu);
2835         item = menu_item_add_check(menu, _("Sort by E_xif date"), pw->exif_date_enable,
2836                                    G_CALLBACK(pan_exif_date_toggle_cb), pw);
2837         gtk_widget_set_sensitive(item, (pw->layout == PAN_LAYOUT_TIMELINE || pw->layout == PAN_LAYOUT_CALENDAR));
2838
2839         menu_item_add_divider(menu);
2840
2841         menu_item_add_check(menu, _("_Show Exif information"), pw->info_includes_exif,
2842                             G_CALLBACK(pan_info_toggle_exif_cb), pw);
2843         item = menu_item_add(menu, _("Show im_age"), NULL, NULL);
2844         submenu = gtk_menu_new();
2845         gtk_menu_item_set_submenu(GTK_MENU_ITEM(item), submenu);
2846
2847         item = menu_item_add_check(submenu, _("_None"), (pw->info_image_size == PAN_IMAGE_SIZE_THUMB_NONE),
2848                                    G_CALLBACK(pan_info_toggle_image_cb), pw);
2849         g_object_set_data(G_OBJECT(item), INFO_IMAGE_SIZE_KEY, GINT_TO_POINTER(PAN_IMAGE_SIZE_THUMB_NONE));
2850
2851         item = menu_item_add_check(submenu, _("_Full size"), (pw->info_image_size == PAN_IMAGE_SIZE_100),
2852                                    G_CALLBACK(pan_info_toggle_image_cb), pw);
2853         g_object_set_data(G_OBJECT(item), INFO_IMAGE_SIZE_KEY, GINT_TO_POINTER(PAN_IMAGE_SIZE_100));
2854
2855         item = menu_item_add_check(submenu, _("1:2 (50%)"), (pw->info_image_size == PAN_IMAGE_SIZE_50),
2856                                    G_CALLBACK(pan_info_toggle_image_cb), pw);
2857         g_object_set_data(G_OBJECT(item), INFO_IMAGE_SIZE_KEY, GINT_TO_POINTER(PAN_IMAGE_SIZE_50));
2858
2859         item = menu_item_add_check(submenu, _("1:3 (33%)"), (pw->info_image_size == PAN_IMAGE_SIZE_33),
2860                                    G_CALLBACK(pan_info_toggle_image_cb), pw);
2861         g_object_set_data(G_OBJECT(item), INFO_IMAGE_SIZE_KEY, GINT_TO_POINTER(PAN_IMAGE_SIZE_33));
2862
2863         item = menu_item_add_check(submenu, _("1:4 (25%)"), (pw->info_image_size == PAN_IMAGE_SIZE_25),
2864                                    G_CALLBACK(pan_info_toggle_image_cb), pw);
2865         g_object_set_data(G_OBJECT(item), INFO_IMAGE_SIZE_KEY, GINT_TO_POINTER(PAN_IMAGE_SIZE_25));
2866
2867         item = menu_item_add_check(submenu, _("1:10 (10%)"), (pw->info_image_size == PAN_IMAGE_SIZE_10),
2868                                    G_CALLBACK(pan_info_toggle_image_cb), pw);
2869         g_object_set_data(G_OBJECT(item), INFO_IMAGE_SIZE_KEY, GINT_TO_POINTER(PAN_IMAGE_SIZE_10));
2870
2871
2872
2873         menu_item_add_divider(menu);
2874
2875         if (pw->fs)
2876                 {
2877                 menu_item_add(menu, _("Exit _full screen"), G_CALLBACK(pan_fullscreen_cb), pw);
2878                 }
2879         else
2880                 {
2881                 menu_item_add(menu, _("_Full screen"), G_CALLBACK(pan_fullscreen_cb), pw);
2882                 }
2883
2884         menu_item_add_divider(menu);
2885         menu_item_add_stock(menu, _("C_lose window"), GTK_STOCK_CLOSE, G_CALLBACK(pan_close_cb), pw);
2886
2887         return menu;
2888 }
2889
2890
2891 /*
2892  *-----------------------------------------------------------------------------
2893  * drag and drop
2894  *-----------------------------------------------------------------------------
2895  */
2896
2897 static void pan_window_get_dnd_data(GtkWidget *widget, GdkDragContext *context,
2898                                     gint x, gint y,
2899                                     GtkSelectionData *selection_data, guint info,
2900                                     guint time, gpointer data)
2901 {
2902         PanWindow *pw = data;
2903
2904         if (gtk_drag_get_source_widget(context) == pw->imd->pr) return;
2905
2906         if (info == TARGET_URI_LIST)
2907                 {
2908                 GList *list;
2909
2910                 list = uri_filelist_from_text((gchar *)selection_data->data, TRUE);
2911                 if (list && isdir(((FileData *)list->data)->path))
2912                         {
2913                         FileData *fd = list->data;
2914
2915                         pan_layout_set_fd(pw, fd);
2916                         }
2917
2918                 filelist_free(list);
2919                 }
2920 }
2921
2922 static void pan_window_set_dnd_data(GtkWidget *widget, GdkDragContext *context,
2923                                     GtkSelectionData *selection_data, guint info,
2924                                     guint time, gpointer data)
2925 {
2926         PanWindow *pw = data;
2927         FileData *fd;
2928
2929         fd = pan_menu_click_fd(pw);
2930         if (fd)
2931                 {
2932                 gchar *text = NULL;
2933                 gint len;
2934                 gint plain_text;
2935                 GList *list;
2936
2937                 switch (info)
2938                         {
2939                         case TARGET_URI_LIST:
2940                                 plain_text = FALSE;
2941                                 break;
2942                         case TARGET_TEXT_PLAIN:
2943                         default:
2944                                 plain_text = TRUE;
2945                                 break;
2946                         }
2947                 list = g_list_append(NULL, fd);
2948                 text = uri_text_from_filelist(list, &len, plain_text);
2949                 g_list_free(list);
2950                 if (text)
2951                         {
2952                         gtk_selection_data_set(selection_data, selection_data->target,
2953                                                8, (guchar *)text, len);
2954                         g_free(text);
2955                         }
2956                 }
2957         else
2958                 {
2959                 gtk_selection_data_set(selection_data, selection_data->target,
2960                                        8, NULL, 0);
2961                 }
2962 }
2963
2964 static void pan_window_dnd_init(PanWindow *pw)
2965 {
2966         GtkWidget *widget;
2967
2968         widget = pw->imd->pr;
2969
2970         gtk_drag_source_set(widget, GDK_BUTTON2_MASK,
2971                             dnd_file_drag_types, dnd_file_drag_types_count,
2972                             GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
2973         g_signal_connect(G_OBJECT(widget), "drag_data_get",
2974                          G_CALLBACK(pan_window_set_dnd_data), pw);
2975
2976         gtk_drag_dest_set(widget,
2977                           GTK_DEST_DEFAULT_MOTION | GTK_DEST_DEFAULT_DROP,
2978                           dnd_file_drop_types, dnd_file_drop_types_count,
2979                           GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
2980         g_signal_connect(G_OBJECT(widget), "drag_data_received",
2981                          G_CALLBACK(pan_window_get_dnd_data), pw);
2982 }
2983
2984 /*
2985  *-----------------------------------------------------------------------------
2986  * maintenance (for rename, move, remove)
2987  *-----------------------------------------------------------------------------
2988  */
2989 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */