src/pan-view.c

   1 /*
   2  * Geeqie
   3  * (C) 2006 John Ellis
   4  * Copyright (C) 2008 - 2010 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 "menu.h"
  26 #include "misc.h"
  27 #include "pan-types.h"
  28 #include "thumb.h"
  29 #include "ui_fileops.h"
  30 #include "ui_menu.h"
  31 #include "ui_tabcomp.h"
  32 #include "ui_utildlg.h"
  33 #include "uri_utils.h"
  34 #include "utilops.h"
  35 #include "window.h"
  36
  37 #include <gdk/gdkkeysyms.h> /* for keyboard values */
  38
  39 #include <math.h>
  40
  41
  42 #define PAN_WINDOW_DEFAULT_WIDTH 720
  43 #define PAN_WINDOW_DEFAULT_HEIGHT 500
  44
  45 #define PAN_TILE_SIZE 512
  46
  47 #define ZOOM_INCREMENT 1.0
  48 #define ZOOM_LABEL_WIDTH 64
  49
  50
  51 #define PAN_PREF_GROUP          "pan_view_options"
  52 #define PAN_PREF_HIDE_WARNING   "hide_performance_warning"
  53 #define PAN_PREF_EXIF_PAN_DATE  "use_exif_date"
  54 #define PAN_PREF_INFO_IMAGE     "info_image_size"
  55 #define PAN_PREF_INFO_EXIF      "info_includes_exif"
  56
  57
  58 static GList *pan_window_list = NULL;
  59
  60
  61 static void pan_layout_update_idle(PanWindow *pw);
  62
  63 static void pan_fullscreen_toggle(PanWindow *pw, gboolean force_off);
  64
  65 static void pan_search_toggle_visible(PanWindow *pw, gboolean enable);
  66 static void pan_search_activate(PanWindow *pw);
  67
  68 static void pan_window_close(PanWindow *pw);
  69
  70 static GtkWidget *pan_popup_menu(PanWindow *pw);
  71
  72 static void pan_window_dnd_init(PanWindow *pw);
  73
  74
  75 /*
  76  *-----------------------------------------------------------------------------
  77  * the image/thumb loader queue
  78  *-----------------------------------------------------------------------------
  79  */
  80
  81 static gboolean pan_queue_step(PanWindow *pw);
  82
  83
  84 static void pan_queue_thumb_done_cb(ThumbLoader *tl, gpointer data)
  85 {
  86         PanWindow *pw = data;
  87
  88         if (pw->queue_pi)
  89                 {
  90                 PanItem *pi;
  91                 gint rc;
  92
  93                 pi = pw->queue_pi;
  94                 pw->queue_pi = NULL;
  95
  96                 pi->queued = FALSE;
  97
  98                 if (pi->pixbuf) g_object_unref(pi->pixbuf);
  99                 pi->pixbuf = thumb_loader_get_pixbuf(tl);
 100
 101                 rc = pi->refcount;
 102                 image_area_changed(pw->imd, pi->x, pi->y, pi->width, pi->height);
 103                 pi->refcount = rc;
 104                 }
 105
 106         thumb_loader_free(pw->tl);
 107         pw->tl = NULL;
 108
 109         while (pan_queue_step(pw));
 110 }
 111
 112 static void pan_queue_image_done_cb(ImageLoader *il, gpointer data)
 113 {
 114         PanWindow *pw = data;
 115
 116         if (pw->queue_pi)
 117                 {
 118                 PanItem *pi;
 119                 gint rc;
 120
 121                 pi = pw->queue_pi;
 122                 pw->queue_pi = NULL;
 123
 124                 pi->queued = FALSE;
 125
 126                 if (pi->pixbuf) g_object_unref(pi->pixbuf);
 127                 pi->pixbuf = image_loader_get_pixbuf(pw->il);
 128                 if (pi->pixbuf) g_object_ref(pi->pixbuf);
 129
 130                 if (pi->pixbuf && pw->size != PAN_IMAGE_SIZE_100 &&
 131                     (gdk_pixbuf_get_width(pi->pixbuf) > pi->width ||
 132                      gdk_pixbuf_get_height(pi->pixbuf) > pi->height))
 133                         {
 134                         GdkPixbuf *tmp;
 135
 136                         tmp = pi->pixbuf;
 137                         pi->pixbuf = gdk_pixbuf_scale_simple(tmp, pi->width, pi->height,
 138                                                              (GdkInterpType)options->image.zoom_quality);
 139                         g_object_unref(tmp);
 140                         }
 141
 142                 rc = pi->refcount;
 143                 image_area_changed(pw->imd, pi->x, pi->y, pi->width, pi->height);
 144                 pi->refcount = rc;
 145                 }
 146
 147         image_loader_free(pw->il);
 148         pw->il = NULL;
 149
 150         while (pan_queue_step(pw));
 151 }
 152
 153 #if 0
 154 static void pan_queue_image_area_cb(ImageLoader *il, guint x, guint y,
 155                                     guint width, guint height, gpointer data)
 156 {
 157         PanWindow *pw = data;
 158
 159         if (pw->queue_pi)
 160                 {
 161                 PanItem *pi;
 162                 gint rc;
 163
 164                 pi = pw->queue_pi;
 165
 166                 if (!pi->pixbuf)
 167                         {
 168                         pi->pixbuf = image_loader_get_pixbuf(pw->il);
 169                         if (pi->pixbuf) g_object_ref(pi->pixbuf);
 170                         }
 171
 172                 rc = pi->refcount;
 173                 image_area_changed(pw->imd, pi->x + x, pi->y + y, width, height);
 174                 pi->refcount = rc;
 175                 }
 176 }
 177 #endif
 178
 179 static gboolean pan_queue_step(PanWindow *pw)
 180 {
 181         PanItem *pi;
 182
 183         if (!pw->queue) return FALSE;
 184
 185         pi = pw->queue->data;
 186         pw->queue = g_list_remove(pw->queue, pi);
 187         pw->queue_pi = pi;
 188
 189         if (!pw->queue_pi->fd)
 190                 {
 191                 pw->queue_pi->queued = FALSE;
 192                 pw->queue_pi = NULL;
 193                 return TRUE;
 194                 }
 195
 196         image_loader_free(pw->il);
 197         pw->il = NULL;
 198         thumb_loader_free(pw->tl);
 199         pw->tl = NULL;
 200
 201         if (pi->type == PAN_ITEM_IMAGE)
 202                 {
 203                 pw->il = image_loader_new(pi->fd);
 204
 205                 if (pw->size != PAN_IMAGE_SIZE_100)
 206                         {
 207                         image_loader_set_requested_size(pw->il, pi->width, pi->height);
 208                         }
 209
 210 #if 0
 211                 image_loader_set_area_ready_func(pw->il, pan_queue_image_area_cb, pw);
 212 #endif
 213                 g_signal_connect(G_OBJECT(pw->il), "error", (GCallback)pan_queue_image_done_cb, pw);
 214                 g_signal_connect(G_OBJECT(pw->il), "done", (GCallback)pan_queue_image_done_cb, pw);
 215
 216                 if (image_loader_start(pw->il)) return FALSE;
 217
 218                 image_loader_free(pw->il);
 219                 pw->il = NULL;
 220                 }
 221         else if (pi->type == PAN_ITEM_THUMB)
 222                 {
 223                 pw->tl = thumb_loader_new(PAN_THUMB_SIZE, PAN_THUMB_SIZE);
 224
 225                 if (!pw->tl->standard_loader)
 226                         {
 227                         /* The classic loader will recreate a thumbnail any time we
 228                          * request a different size than what exists. This view will
 229                          * almost never use the user configured sizes so disable cache.
 230                          */
 231                         thumb_loader_set_cache(pw->tl, FALSE, FALSE, FALSE);
 232                         }
 233
 234                 thumb_loader_set_callbacks(pw->tl,
 235                                            pan_queue_thumb_done_cb,
 236                                            pan_queue_thumb_done_cb,
 237                                            NULL, pw);
 238
 239                 if (thumb_loader_start(pw->tl, pi->fd)) return FALSE;
 240
 241                 thumb_loader_free(pw->tl);
 242                 pw->tl = NULL;
 243                 }
 244
 245         pw->queue_pi->queued = FALSE;
 246         pw->queue_pi = NULL;
 247         return TRUE;
 248 }
 249
 250 static void pan_queue_add(PanWindow *pw, PanItem *pi)
 251 {
 252         if (!pi || pi->queued || pi->pixbuf) return;
 253         if (pw->size <= PAN_IMAGE_SIZE_THUMB_NONE &&
 254             (!pi->key || strcmp(pi->key, "info") != 0) )
 255                 {
 256                 return;
 257                 }
 258
 259         pi->queued = TRUE;
 260         pw->queue = g_list_prepend(pw->queue, pi);
 261
 262         if (!pw->tl && !pw->il) while (pan_queue_step(pw));
 263 }
 264
 265
 266 /*
 267  *-----------------------------------------------------------------------------
 268  * tile request/dispose handlers
 269  *-----------------------------------------------------------------------------
 270  */
 271
 272 static gboolean pan_window_request_tile_cb(PixbufRenderer *pr, gint x, gint y,
 273                                            gint width, gint height, GdkPixbuf *pixbuf, gpointer data)
 274 {
 275         PanWindow *pw = data;
 276         GList *list;
 277         GList *work;
 278         gint i;
 279
 280         pixbuf_set_rect_fill(pixbuf,
 281                              0, 0, width, height,
 282                              PAN_BACKGROUND_COLOR, 255);
 283
 284         for (i = (x / PAN_GRID_SIZE) * PAN_GRID_SIZE; i < x + width; i += PAN_GRID_SIZE)
 285                 {
 286                 gint rx, ry, rw, rh;
 287
 288                 if (util_clip_region(x, y, width, height,
 289                                      i, y, 1, height,
 290                                      &rx, &ry, &rw, &rh))
 291                         {
 292                         pixbuf_draw_rect_fill(pixbuf,
 293                                               rx - x, ry - y, rw, rh,
 294                                               PAN_GRID_COLOR, PAN_GRID_ALPHA);
 295                         }
 296                 }
 297         for (i = (y / PAN_GRID_SIZE) * PAN_GRID_SIZE; i < y + height; i += PAN_GRID_SIZE)
 298                 {
 299                 gint rx, ry, rw, rh;
 300
 301                 if (util_clip_region(x, y, width, height,
 302                                      x, i, width, 1,
 303                                      &rx, &ry, &rw, &rh))
 304                         {
 305                         pixbuf_draw_rect_fill(pixbuf,
 306                                               rx - x, ry - y, rw, rh,
 307                                               PAN_GRID_COLOR, PAN_GRID_ALPHA);
 308                         }
 309                 }
 310
 311         list = pan_layout_intersect(pw, x, y, width, height);
 312         work = list;
 313         while (work)
 314                 {
 315                 PanItem *pi;
 316                 gboolean queue = FALSE;
 317
 318                 pi = work->data;
 319                 work = work->next;
 320
 321                 pi->refcount++;
 322
 323                 switch (pi->type)
 324                         {
 325                         case PAN_ITEM_BOX:
 326                                 queue = pan_item_box_draw(pw, pi, pixbuf, pr, x, y, width, height);
 327                                 break;
 328                         case PAN_ITEM_TRIANGLE:
 329                                 queue = pan_item_tri_draw(pw, pi, pixbuf, pr, x, y, width, height);
 330                                 break;
 331                         case PAN_ITEM_TEXT:
 332                                 queue = pan_item_text_draw(pw, pi, pixbuf, pr, x, y, width, height);
 333                                 break;
 334                         case PAN_ITEM_THUMB:
 335                                 queue = pan_item_thumb_draw(pw, pi, pixbuf, pr, x, y, width, height);
 336                                 break;
 337                         case PAN_ITEM_IMAGE:
 338                                 queue = pan_item_image_draw(pw, pi, pixbuf, pr, x, y, width, height);
 339                                 break;
 340                         case PAN_ITEM_NONE:
 341                         default:
 342                                 break;
 343                         }
 344
 345                 if (queue) pan_queue_add(pw, pi);
 346                 }
 347
 348         g_list_free(list);
 349
 350 #if 0
 351         if (x%512 == 0 && y%512 == 0)
 352                 {
 353                 PangoLayout *layout;
 354                 gchar *buf;
 355
 356                 layout = gtk_widget_create_pango_layout((GtkWidget *)pr, NULL);
 357
 358                 buf = g_strdup_printf("%d,%d\n(#%d)", x, y,
 359                                       (x / pr->source_tile_width) +
 360                                       (y / pr->source_tile_height * (pr->image_width/pr->source_tile_width + 1)));
 361                 pango_layout_set_text(layout, buf, -1);
 362                 g_free(buf);
 363
 364                 pixbuf_draw_layout(pixbuf, layout, (GtkWidget *)pr, 0, 0, 0, 0, 0, 255);
 365
 366                 g_object_unref(G_OBJECT(layout));
 367                 }
 368 #endif
 369
 370         return TRUE;
 371 }
 372
 373 static void pan_window_dispose_tile_cb(PixbufRenderer *pr, gint x, gint y,
 374                                        gint width, gint height, GdkPixbuf *pixbuf, gpointer data)
 375 {
 376         PanWindow *pw = data;
 377         GList *list;
 378         GList *work;
 379
 380         list = pan_layout_intersect(pw, x, y, width, height);
 381         work = list;
 382         while (work)
 383                 {
 384                 PanItem *pi;
 385
 386                 pi = work->data;
 387                 work = work->next;
 388
 389                 if (pi->refcount > 0)
 390                         {
 391                         pi->refcount--;
 392
 393                         if (pi->refcount == 0)
 394                                 {
 395                                 if (pi->queued)
 396                                         {
 397                                         pw->queue = g_list_remove(pw->queue, pi);
 398                                         pi->queued = FALSE;
 399                                         }
 400                                 if (pw->queue_pi == pi) pw->queue_pi = NULL;
 401                                 if (pi->pixbuf)
 402                                         {
 403                                         g_object_unref(pi->pixbuf);
 404                                         pi->pixbuf = NULL;
 405                                         }
 406                                 }
 407                         }
 408                 }
 409
 410         g_list_free(list);
 411 }
 412
 413
 414 /*
 415  *-----------------------------------------------------------------------------
 416  * misc
 417  *-----------------------------------------------------------------------------
 418  */
 419
 420 static void pan_window_message(PanWindow *pw, const gchar *text)
 421 {
 422         GList *work;
 423         gint count = 0;
 424         gint64 size = 0;
 425         gchar *ss;
 426         gchar *buf;
 427
 428         if (text)
 429                 {
 430                 gtk_label_set_text(GTK_LABEL(pw->label_message), text);
 431                 return;
 432                 }
 433
 434         work = pw->list_static;
 435         if (pw->layout == PAN_LAYOUT_CALENDAR)
 436                 {
 437                 while (work)
 438                         {
 439                         PanItem *pi;
 440
 441                         pi = work->data;
 442                         work = work->next;
 443
 444                         if (pi->fd &&
 445                             pi->type == PAN_ITEM_BOX &&
 446                             pi->key && strcmp(pi->key, "dot") == 0)
 447                                 {
 448                                 size += pi->fd->size;
 449                                 count++;
 450                                 }
 451                         }
 452                 }
 453         else
 454                 {
 455                 while (work)
 456                         {
 457                         PanItem *pi;
 458
 459                         pi = work->data;
 460                         work = work->next;
 461
 462                         if (pi->fd &&
 463                             (pi->type == PAN_ITEM_THUMB || pi->type == PAN_ITEM_IMAGE))
 464                                 {
 465                                 size += pi->fd->size;
 466                                 count++;
 467                                 }
 468                         }
 469                 }
 470
 471         ss = text_from_size_abrev(size);
 472         buf = g_strdup_printf(_("%d images, %s"), count, ss);
 473         g_free(ss);
 474         gtk_label_set_text(GTK_LABEL(pw->label_message), buf);
 475         g_free(buf);
 476 }
 477
 478 static void pan_warning_folder(const gchar *path, GtkWidget *parent)
 479 {
 480         gchar *message;
 481
 482         message = g_strdup_printf(_("The pan view does not support the folder \"%s\"."), path);
 483         warning_dialog(_("Folder not supported"), message,
 484                       GTK_STOCK_DIALOG_INFO, parent);
 485         g_free(message);
 486 }
 487
 488 static void pan_window_zoom_limit(PanWindow *pw)
 489 {
 490         gdouble min;
 491
 492         switch (pw->size)
 493                 {
 494                 case PAN_IMAGE_SIZE_THUMB_DOTS:
 495                 case PAN_IMAGE_SIZE_THUMB_NONE:
 496                 case PAN_IMAGE_SIZE_THUMB_SMALL:
 497                 case PAN_IMAGE_SIZE_THUMB_NORMAL:
 498 #if 0
 499                         /* easily requires > 512mb ram when window size > 1024x768 and zoom is <= -8 */
 500                         min = -16.0;
 501                         break;
 502 #endif
 503                 case PAN_IMAGE_SIZE_THUMB_LARGE:
 504                         min = -6.0;
 505                         break;
 506                 case PAN_IMAGE_SIZE_10:
 507                 case PAN_IMAGE_SIZE_25:
 508                         min = -4.0;
 509                         break;
 510                 case PAN_IMAGE_SIZE_33:
 511                 case PAN_IMAGE_SIZE_50:
 512                 case PAN_IMAGE_SIZE_100:
 513                 default:
 514                         min = -2.0;
 515                         break;
 516                 }
 517
 518         image_zoom_set_limits(pw->imd, min, 32.0);
 519 }
 520
 521
 522 /*
 523  *-----------------------------------------------------------------------------
 524  * cache
 525  *-----------------------------------------------------------------------------
 526  */
 527
 528 static gint pan_cache_sort_file_cb(gpointer a, gpointer b)
 529 {
 530         PanCacheData *pca = a;
 531         PanCacheData *pcb = b;
 532         return filelist_sort_compare_filedata(pca->fd, pcb->fd);
 533 }
 534 GList *pan_cache_sort(GList *list, SortType method, gboolean ascend)
 535 {
 536         return filelist_sort_full(list, method, ascend, (GCompareFunc) pan_cache_sort_file_cb);
 537 }
 538
 539
 540 static void pan_cache_free(PanWindow *pw)
 541 {
 542         GList *work;
 543
 544         work = pw->cache_list;
 545         while (work)
 546                 {
 547                 PanCacheData *pc;
 548
 549                 pc = work->data;
 550                 work = work->next;
 551
 552                 cache_sim_data_free(pc->cd);
 553                 file_data_unref(pc->fd);
 554                 g_free(pc);
 555                 }
 556
 557         g_list_free(pw->cache_list);
 558         pw->cache_list = NULL;
 559
 560         filelist_free(pw->cache_todo);
 561         pw->cache_todo = NULL;
 562
 563         pw->cache_count = 0;
 564         pw->cache_total = 0;
 565         pw->cache_tick = 0;
 566
 567         cache_loader_free(pw->cache_cl);
 568         pw->cache_cl = NULL;
 569 }
 570
 571 static void pan_cache_fill(PanWindow *pw, FileData *dir_fd)
 572 {
 573         GList *list;
 574
 575         pan_cache_free(pw);
 576
 577         list = pan_list_tree(dir_fd, SORT_NAME, TRUE, pw->ignore_symlinks);
 578         pw->cache_todo = g_list_reverse(list);
 579
 580         pw->cache_total = g_list_length(pw->cache_todo);
 581 }
 582
 583 static void pan_cache_step_done_cb(CacheLoader *cl, gint error, gpointer data)
 584 {
 585         PanWindow *pw = data;
 586
 587         if (pw->cache_list)
 588                 {
 589                 PanCacheData *pc;
 590                 pc = pw->cache_list->data;
 591
 592                 if (!pc->cd)
 593                         {
 594                         pc->cd = cl->cd;
 595                         cl->cd = NULL;
 596                         }
 597                 }
 598
 599         cache_loader_free(cl);
 600         pw->cache_cl = NULL;
 601
 602         pan_layout_update_idle(pw);
 603 }
 604
 605 static gboolean pan_cache_step(PanWindow *pw)
 606 {
 607         FileData *fd;
 608         PanCacheData *pc;
 609         CacheDataType load_mask;
 610
 611         if (!pw->cache_todo) return TRUE;
 612
 613         fd = pw->cache_todo->data;
 614         pw->cache_todo = g_list_remove(pw->cache_todo, fd);
 615
 616 #if 0
 617         if (enable_thumb_caching)
 618                 {
 619                 gchar *found;
 620
 621                 found = cache_find_location(CACHE_TYPE_SIM, fd->path);
 622                 if (found && filetime(found) == fd->date)
 623                         {
 624                         cd = cache_sim_data_load(found);
 625                         }
 626                 g_free(found);
 627                 }
 628
 629         if (!cd) cd = cache_sim_data_new();
 630
 631         if (!cd->dimensions)
 632                 {
 633                 cd->dimensions = image_load_dimensions(fd, &cd->width, &cd->height);
 634                 if (enable_thumb_caching &&
 635                     cd->dimensions)
 636                         {
 637                         gchar *base;
 638                         mode_t mode = 0755;
 639
 640                         base = cache_get_location(CACHE_TYPE_SIM, fd->path, FALSE, &mode);
 641                         if (recursive_mkdir_if_not_exists(base, mode))
 642                                 {
 643                                 g_free(cd->path);
 644                                 cd->path = cache_get_location(CACHE_TYPE_SIM, fd->path, TRUE, NULL);
 645                                 if (cache_sim_data_save(cd))
 646                                         {
 647                                         filetime_set(cd->path, filetime(fd->path));
 648                                         }
 649                                 }
 650                         g_free(base);
 651                         }
 652
 653                 pw->cache_tick = 9;
 654                 }
 655 #endif
 656         pc = g_new0(PanCacheData, 1);
 657         pc->fd = file_data_ref(fd);
 658
 659         pc->cd = NULL;
 660
 661         pw->cache_list = g_list_prepend(pw->cache_list, pc);
 662
 663         cache_loader_free(pw->cache_cl);
 664
 665         load_mask = CACHE_LOADER_NONE;
 666         if (pw->size > PAN_IMAGE_SIZE_THUMB_LARGE) load_mask |= CACHE_LOADER_DIMENSIONS;
 667         if (pw->exif_date_enable) load_mask |= CACHE_LOADER_DATE;
 668         pw->cache_cl = cache_loader_new(pc->fd, load_mask,
 669                                         pan_cache_step_done_cb, pw);
 670         return (pw->cache_cl == NULL);
 671 }
 672
 673 /* This sync date function is optimized for lists with a common sort */
 674 void pan_cache_sync_date(PanWindow *pw, GList *list)
 675 {
 676         GList *haystack;
 677         GList *work;
 678
 679         haystack = g_list_copy(pw->cache_list);
 680
 681         work = list;
 682         while (work)
 683                 {
 684                 FileData *fd;
 685                 GList *needle;
 686
 687                 fd = work->data;
 688                 work = work->next;
 689
 690                 needle = haystack;
 691                 while (needle)
 692                         {
 693                         PanCacheData *pc;
 694
 695                         pc = needle->data;
 696                         if (pc->fd == fd)
 697                                 {
 698                                 if (pc->cd && pc->cd->have_date && pc->cd->date >= 0)
 699                                         {
 700                                         fd->date = pc->cd->date;
 701                                         }
 702
 703                                 haystack = g_list_delete_link(haystack, needle);
 704                                 needle = NULL;
 705                                 }
 706                         else
 707                                 {
 708                                 needle = needle->next;
 709                                 }
 710                         }
 711                 }
 712
 713         g_list_free(haystack);
 714 }
 715
 716 /*
 717  *-----------------------------------------------------------------------------
 718  * item grid
 719  *-----------------------------------------------------------------------------
 720  */
 721
 722 static void pan_grid_clear(PanWindow *pw)
 723 {
 724         GList *work;
 725
 726         work = pw->list_grid;
 727         while (work)
 728                 {
 729                 PanGrid *pg;
 730
 731                 pg = work->data;
 732                 work = work->next;
 733
 734                 g_list_free(pg->list);
 735                 g_free(pg);
 736                 }
 737
 738         g_list_free(pw->list_grid);
 739         pw->list_grid = NULL;
 740
 741         pw->list = g_list_concat(pw->list, pw->list_static);
 742         pw->list_static = NULL;
 743 }
 744
 745 static void pan_grid_build(PanWindow *pw, gint width, gint height, gint grid_size)
 746 {
 747         GList *work;
 748         gint col, row;
 749         gint cw, ch;
 750         gint l;
 751         gdouble total;
 752         gdouble s;
 753         gdouble aw, ah;
 754         gint i, j;
 755
 756         pan_grid_clear(pw);
 757
 758         l = g_list_length(pw->list);
 759
 760         if (l < 1) return;
 761
 762         total = (gdouble)width * (gdouble)height / (gdouble)l;
 763         s = sqrt(total);
 764
 765         aw = (gdouble)width / s;
 766         ah = (gdouble)height / s;
 767
 768         col = (gint)(sqrt((gdouble)l / grid_size) * width / height + 0.999);
 769         col = CLAMP(col, 1, l / grid_size + 1);
 770         row = (gint)((gdouble)l / grid_size / col);
 771         if (row < 1) row = 1;
 772
 773         /* limit minimum size of grid so that a tile will always fit regardless of position */
 774         cw = MAX((gint)ceil((gdouble)width / col), PAN_TILE_SIZE * 2);
 775         ch = MAX((gint)ceil((gdouble)height / row), PAN_TILE_SIZE * 2);
 776
 777         row = row * 2 - 1;
 778         col = col * 2 - 1;
 779
 780         DEBUG_1("intersect speedup grid is %dx%d, based on %d average per grid", col, row, grid_size);
 781
 782         for (j = 0; j < row; j++)
 783             for (i = 0; i < col; i++)
 784                 {
 785                 if ((i + 1) * cw / 2 < width && (j + 1) * ch / 2 < height)
 786                         {
 787                         PanGrid *pg;
 788
 789                         pg = g_new0(PanGrid, 1);
 790                         pg->x = i * cw / 2;
 791                         pg->y = j * ch / 2;
 792                         pg->w = cw;
 793                         pg->h = ch;
 794
 795                         pw->list_grid = g_list_prepend(pw->list_grid, pg);
 796
 797                         DEBUG_1("grid section: %d,%d (%dx%d)", pg->x, pg->y, pg->w, pg->h);
 798                         }
 799                 }
 800
 801         work = pw->list;
 802         while (work)
 803                 {
 804                 PanItem *pi;
 805                 GList *grid;
 806
 807                 pi = work->data;
 808                 work = work->next;
 809
 810                 grid = pw->list_grid;
 811                 while (grid)
 812                         {
 813                         PanGrid *pg;
 814                         gint rx, ry, rw, rh;
 815
 816                         pg = grid->data;
 817                         grid = grid->next;
 818
 819                         if (util_clip_region(pi->x, pi->y, pi->width, pi->height,
 820                                              pg->x, pg->y, pg->w, pg->h,
 821                                              &rx, &ry, &rw, &rh))
 822                                 {
 823                                 pg->list = g_list_prepend(pg->list, pi);
 824                                 }
 825                         }
 826                 }
 827
 828         work = pw->list_grid;
 829         while (work)
 830                 {
 831                 PanGrid *pg;
 832
 833                 pg = work->data;
 834                 work = work->next;
 835
 836                 pg->list = g_list_reverse(pg->list);
 837                 }
 838
 839         pw->list_static = pw->list;
 840         pw->list = NULL;
 841 }
 842
 843
 844 /*
 845  *-----------------------------------------------------------------------------
 846  * layout state reset
 847  *-----------------------------------------------------------------------------
 848  */
 849
 850 static void pan_window_items_free(PanWindow *pw)
 851 {
 852         GList *work;
 853
 854         pan_grid_clear(pw);
 855
 856         work = pw->list;
 857         while (work)
 858                 {
 859                 PanItem *pi = work->data;
 860                 work = work->next;
 861
 862                 pan_item_free(pi);
 863                 }
 864
 865         g_list_free(pw->list);
 866         pw->list = NULL;
 867
 868         g_list_free(pw->queue);
 869         pw->queue = NULL;
 870         pw->queue_pi = NULL;
 871
 872         image_loader_free(pw->il);
 873         pw->il = NULL;
 874
 875         thumb_loader_free(pw->tl);
 876         pw->tl = NULL;
 877
 878         pw->click_pi = NULL;
 879         pw->search_pi = NULL;
 880 }
 881
 882
 883 /*
 884  *-----------------------------------------------------------------------------
 885  * layout generation, queries, sizing
 886  *-----------------------------------------------------------------------------
 887  */
 888
 889 static void pan_layout_compute(PanWindow *pw, FileData *dir_fd,
 890                                gint *width, gint *height,
 891                                gint *scroll_x, gint *scroll_y)
 892 {
 893         pan_window_items_free(pw);
 894
 895         switch (pw->size)
 896                 {
 897                 case PAN_IMAGE_SIZE_THUMB_DOTS:
 898                         pw->thumb_size = PAN_THUMB_SIZE_DOTS;
 899                         pw->thumb_gap = PAN_THUMB_GAP_DOTS;
 900                         break;
 901                 case PAN_IMAGE_SIZE_THUMB_NONE:
 902                         pw->thumb_size = PAN_THUMB_SIZE_NONE;
 903                         pw->thumb_gap = PAN_THUMB_GAP_SMALL;
 904                         break;
 905                 case PAN_IMAGE_SIZE_THUMB_SMALL:
 906                         pw->thumb_size = PAN_THUMB_SIZE_SMALL;
 907                         pw->thumb_gap = PAN_THUMB_GAP_SMALL;
 908                         break;
 909                 case PAN_IMAGE_SIZE_THUMB_NORMAL:
 910                 default:
 911                         pw->thumb_size = PAN_THUMB_SIZE_NORMAL;
 912                         pw->thumb_gap = PAN_THUMB_GAP_NORMAL;
 913                         break;
 914                 case PAN_IMAGE_SIZE_THUMB_LARGE:
 915                         pw->thumb_size = PAN_THUMB_SIZE_LARGE;
 916                         pw->thumb_gap = PAN_THUMB_GAP_LARGE;
 917                         break;
 918                 case PAN_IMAGE_SIZE_10:
 919                         pw->image_size = 10;
 920                         pw->thumb_gap = PAN_THUMB_GAP_NORMAL;
 921                         break;
 922                 case PAN_IMAGE_SIZE_25:
 923                         pw->image_size = 25;
 924                         pw->thumb_gap = PAN_THUMB_GAP_NORMAL;
 925                         break;
 926                 case PAN_IMAGE_SIZE_33:
 927                         pw->image_size = 33;
 928                         pw->thumb_gap = PAN_THUMB_GAP_LARGE;
 929                         break;
 930                 case PAN_IMAGE_SIZE_50:
 931                         pw->image_size = 50;
 932                         pw->thumb_gap = PAN_THUMB_GAP_HUGE;
 933                         break;
 934                 case PAN_IMAGE_SIZE_100:
 935                         pw->image_size = 100;
 936                         pw->thumb_gap = PAN_THUMB_GAP_HUGE;
 937                         break;
 938                 }
 939
 940         *width = 0;
 941         *height = 0;
 942         *scroll_x = 0;
 943         *scroll_y = 0;
 944
 945         switch (pw->layout)
 946                 {
 947                 case PAN_LAYOUT_GRID:
 948                 default:
 949                         pan_grid_compute(pw, dir_fd, width, height);
 950                         break;
 951                 case PAN_LAYOUT_FOLDERS_LINEAR:
 952                         pan_folder_tree_compute(pw, dir_fd, width, height);
 953                         break;
 954                 case PAN_LAYOUT_FOLDERS_FLOWER:
 955                         pan_flower_compute(pw, dir_fd, width, height, scroll_x, scroll_y);
 956                         break;
 957                 case PAN_LAYOUT_CALENDAR:
 958                         pan_calendar_compute(pw, dir_fd, width, height);
 959                         break;
 960                 case PAN_LAYOUT_TIMELINE:
 961                         pan_timeline_compute(pw, dir_fd, width, height);
 962                         break;
 963                 }
 964
 965         pan_cache_free(pw);
 966
 967         DEBUG_1("computed %d objects", g_list_length(pw->list));
 968 }
 969
 970 static GList *pan_layout_intersect_l(GList *list, GList *item_list,
 971                                      gint x, gint y, gint width, gint height)
 972 {
 973         GList *work;
 974
 975         work = item_list;
 976         while (work)
 977                 {
 978                 PanItem *pi;
 979                 gint rx, ry, rw, rh;
 980
 981                 pi = work->data;
 982                 work = work->next;
 983
 984                 if (util_clip_region(x, y, width, height,
 985                                      pi->x, pi->y, pi->width, pi->height,
 986                                      &rx, &ry, &rw, &rh))
 987                         {
 988                         list = g_list_prepend(list, pi);
 989                         }
 990                 }
 991
 992         return list;
 993 }
 994
 995 GList *pan_layout_intersect(PanWindow *pw, gint x, gint y, gint width, gint height)
 996 {
 997         GList *list = NULL;
 998         GList *grid;
 999         PanGrid *pg = NULL;
1000
1001         grid = pw->list_grid;
1002         while (grid && !pg)
1003                 {
1004                 pg = grid->data;
1005                 grid = grid->next;
1006
1007                 if (x < pg->x || x + width > pg->x + pg->w ||
1008                     y < pg->y || y + height > pg->y + pg->h)
1009                         {
1010                         pg = NULL;
1011                         }
1012                 }
1013
1014         list = pan_layout_intersect_l(list, pw->list, x, y, width, height);
1015
1016         if (pg)
1017                 {
1018                 list = pan_layout_intersect_l(list, pg->list, x, y, width, height);
1019                 }
1020         else
1021                 {
1022                 list = pan_layout_intersect_l(list, pw->list_static, x, y, width, height);
1023                 }
1024
1025         return list;
1026 }
1027
1028 void pan_layout_resize(PanWindow *pw)
1029 {
1030         gint width = 0;
1031         gint height = 0;
1032         GList *work;
1033         PixbufRenderer *pr;
1034
1035         work = pw->list;
1036         while (work)
1037                 {
1038                 PanItem *pi;
1039
1040                 pi = work->data;
1041                 work = work->next;
1042
1043                 if (width < pi->x + pi->width) width = pi->x + pi->width;
1044                 if (height < pi->y + pi->height) height = pi->y + pi->height;
1045                 }
1046         work = pw->list_static;
1047         while (work)
1048                 {
1049                 PanItem *pi;
1050
1051                 pi = work->data;
1052                 work = work->next;
1053
1054                 if (width < pi->x + pi->width) width = pi->x + pi->width;
1055                 if (height < pi->y + pi->height) height = pi->y + pi->height;
1056                 }
1057
1058         width += PAN_BOX_BORDER * 2;
1059         height += PAN_BOX_BORDER * 2;
1060
1061         pr = PIXBUF_RENDERER(pw->imd->pr);
1062         if (width < pr->window_width) width = pr->window_width;
1063         if (height < pr->window_width) height = pr->window_height;
1064
1065         pixbuf_renderer_set_tiles_size(PIXBUF_RENDERER(pw->imd->pr), width, height);
1066 }
1067
1068 static gint pan_layout_update_idle_cb(gpointer data)
1069 {
1070         PanWindow *pw = data;
1071         gint width;
1072         gint height;
1073         gint scroll_x;
1074         gint scroll_y;
1075
1076         if (pw->size > PAN_IMAGE_SIZE_THUMB_LARGE ||
1077             (pw->exif_date_enable && (pw->layout == PAN_LAYOUT_TIMELINE || pw->layout == PAN_LAYOUT_CALENDAR)))
1078                 {
1079                 if (!pw->cache_list && !pw->cache_todo)
1080                         {
1081                         pan_cache_fill(pw, pw->dir_fd);
1082                         if (pw->cache_todo)
1083                                 {
1084                                 pan_window_message(pw, _("Reading image data..."));
1085                                 return TRUE;
1086                                 }
1087                         }
1088                 if (pw->cache_todo)
1089                         {
1090                         pw->cache_count++;
1091                         pw->cache_tick++;
1092                         if (pw->cache_count == pw->cache_total)
1093                                 {
1094                                 pan_window_message(pw, _("Sorting..."));
1095                                 }
1096                         else if (pw->cache_tick > 9)
1097                                 {
1098                                 gchar *buf;
1099
1100                                 buf = g_strdup_printf("%s %d / %d", _("Reading image data..."),
1101                                                       pw->cache_count, pw->cache_total);
1102                                 pan_window_message(pw, buf);
1103                                 g_free(buf);
1104
1105                                 pw->cache_tick = 0;
1106                                 }
1107
1108                         if (pan_cache_step(pw)) return TRUE;
1109
1110                         pw->idle_id = 0;
1111                         return FALSE;
1112                         }
1113                 }
1114
1115         pan_layout_compute(pw, pw->dir_fd, &width, &height, &scroll_x, &scroll_y);
1116
1117         pan_window_zoom_limit(pw);
1118
1119         if (width > 0 && height > 0)
1120                 {
1121                 gdouble align;
1122
1123                 DEBUG_1("Canvas size is %d x %d", width, height);
1124
1125                 pan_grid_build(pw, width, height, 1000);
1126
1127                 pixbuf_renderer_set_tiles(PIXBUF_RENDERER(pw->imd->pr), width, height,
1128                                           PAN_TILE_SIZE, PAN_TILE_SIZE, 10,
1129                                           pan_window_request_tile_cb,
1130                                           pan_window_dispose_tile_cb, pw, 1.0);
1131
1132                 if (scroll_x == 0 && scroll_y == 0)
1133                         {
1134                         align = 0.0;
1135                         }
1136                 else
1137                         {
1138                         align = 0.5;
1139                         }
1140                 pixbuf_renderer_scroll_to_point(PIXBUF_RENDERER(pw->imd->pr), scroll_x, scroll_y, align, align);
1141                 }
1142
1143         pan_window_message(pw, NULL);
1144
1145         pw->idle_id = 0;
1146         return FALSE;
1147 }
1148
1149 static void pan_layout_update_idle(PanWindow *pw)
1150 {
1151         if (!pw->idle_id)
1152                 {
1153                 pw->idle_id = g_idle_add(pan_layout_update_idle_cb, pw);
1154                 }
1155 }
1156
1157 static void pan_layout_update(PanWindow *pw)
1158 {
1159         pan_window_message(pw, _("Sorting images..."));
1160         pan_layout_update_idle(pw);
1161 }
1162
1163 static void pan_layout_set_fd(PanWindow *pw, FileData *dir_fd)
1164 {
1165         if (!dir_fd) return;
1166
1167         if (strcmp(dir_fd->path, G_DIR_SEPARATOR_S) == 0)
1168                 {
1169                 pan_warning_folder(dir_fd->path, pw->window);
1170                 return;
1171                 }
1172
1173         file_data_unref(pw->dir_fd);
1174         pw->dir_fd = file_data_ref(dir_fd);
1175
1176         pan_layout_update(pw);
1177 }
1178
1179
1180 /*
1181  *-----------------------------------------------------------------------------
1182  * keyboard handlers
1183  *-----------------------------------------------------------------------------
1184  */
1185
1186 FileData *pan_menu_click_fd(PanWindow *pw)
1187 {
1188         if (pw->click_pi && pw->click_pi->fd) return pw->click_pi->fd;
1189         return NULL;
1190 }
1191
1192 static void pan_window_menu_pos_cb(GtkMenu *menu, gint *x, gint *y, gboolean *push_in, gpointer data)
1193 {
1194         PanWindow *pw = data;
1195
1196         gdk_window_get_origin(pw->imd->pr->window, x, y);
1197         popup_menu_position_clamp(menu, x, y, 0);
1198 }
1199
1200 static gboolean pan_window_key_press_cb(GtkWidget *widget, GdkEventKey *event, gpointer data)
1201 {
1202         PanWindow *pw = data;
1203         PixbufRenderer *pr;
1204         FileData *fd;
1205         gboolean stop_signal = FALSE;
1206         GtkWidget *menu;
1207         gint x = 0;
1208         gint y = 0;
1209         gint focused;
1210         gint on_entry;
1211
1212         pr = PIXBUF_RENDERER(pw->imd->pr);
1213         fd = pan_menu_click_fd(pw);
1214
1215 #if GTK_CHECK_VERSION(2,20,0)
1216         focused = (pw->fs || gtk_widget_has_focus(GTK_WIDGET(pw->imd->widget)));
1217         on_entry = (gtk_widget_has_focus(pw->path_entry) ||
1218                     gtk_widget_has_focus(pw->search_entry));
1219 #else
1220         focused = (pw->fs || GTK_WIDGET_HAS_FOCUS(GTK_WIDGET(pw->imd->widget)));
1221         on_entry = (GTK_WIDGET_HAS_FOCUS(pw->path_entry) ||
1222                     GTK_WIDGET_HAS_FOCUS(pw->search_entry));
1223 #endif
1224
1225         if (focused)
1226                 {
1227                 stop_signal = TRUE;
1228                 switch (event->keyval)
1229                         {
1230                         case GDK_Left: case GDK_KP_Left:
1231                                 x -= 1;
1232                                 break;
1233                         case GDK_Right: case GDK_KP_Right:
1234                                 x += 1;
1235                                 break;
1236                         case GDK_Up: case GDK_KP_Up:
1237                                 y -= 1;
1238                                 break;
1239                         case GDK_Down: case GDK_KP_Down:
1240                                 y += 1;
1241                                 break;
1242                         case GDK_Page_Up: case GDK_KP_Page_Up:
1243                                 pixbuf_renderer_scroll(pr, 0, 0 - pr->vis_height / 2);
1244                                 break;
1245                         case GDK_Page_Down: case GDK_KP_Page_Down:
1246                                 pixbuf_renderer_scroll(pr, 0, pr->vis_height / 2);
1247                                 break;
1248                         case GDK_Home: case GDK_KP_Home:
1249                                 pixbuf_renderer_scroll(pr, 0 - pr->vis_width / 2, 0);
1250                                 break;
1251                         case GDK_End: case GDK_KP_End:
1252                                 pixbuf_renderer_scroll(pr, pr->vis_width / 2, 0);
1253                                 break;
1254                         default:
1255                                 stop_signal = FALSE;
1256                                 break;
1257                         }
1258
1259                 if (x != 0 || y!= 0)
1260                         {
1261                         if (event->state & GDK_SHIFT_MASK)
1262                                 {
1263                                 x *= 3;
1264                                 y *= 3;
1265                                 }
1266                         keyboard_scroll_calc(&x, &y, event);
1267                         pixbuf_renderer_scroll(pr, x, y);
1268                         }
1269                 }
1270
1271         if (stop_signal) return stop_signal;
1272
1273         if (event->state & GDK_CONTROL_MASK)
1274                 {
1275                 gint n = -1;
1276
1277                 stop_signal = TRUE;
1278                 switch (event->keyval)
1279                         {
1280                         case '1':
1281                                 n = 0;
1282                                 break;
1283                         case '2':
1284                                 n = 1;
1285                                 break;
1286                         case '3':
1287                                 n = 2;
1288                                 break;
1289                         case '4':
1290                                 n = 3;
1291                                 break;
1292                         case '5':
1293                                 n = 4;
1294                                 break;
1295                         case '6':
1296                                 n = 5;
1297                                 break;
1298                         case '7':
1299                                 n = 6;
1300                                 break;
1301                         case '8':
1302                                 n = 7;
1303                                 break;
1304                         case '9':
1305                                 n = 8;
1306                                 break;
1307                         case '0':
1308                                 n = 9;
1309                                 break;
1310                         case 'C': case 'c':
1311                                 if (fd) file_util_copy(fd, NULL, NULL, GTK_WIDGET(pr));
1312                                 break;
1313                         case 'M': case 'm':
1314                                 if (fd) file_util_move(fd, NULL, NULL, GTK_WIDGET(pr));
1315                                 break;
1316                         case 'R': case 'r':
1317                                 if (fd) file_util_rename(fd, NULL, GTK_WIDGET(pr));
1318                                 break;
1319                         case 'D': case 'd':
1320                                 if (fd) file_util_delete(fd, NULL, GTK_WIDGET(pr));
1321                                 break;
1322                         case 'F': case 'f':
1323                                 pan_search_toggle_visible(pw, TRUE);
1324                                 break;
1325                         case 'G': case 'g':
1326                                 pan_search_activate(pw);
1327                                 break;
1328                         case 'W': case 'w':
1329                                 pan_window_close(pw);
1330                                 break;
1331                         default:
1332                                 stop_signal = FALSE;
1333                                 break;
1334                         }
1335 #if 0
1336                 if (n != -1 && fd)
1337                         {
1338                         if (!editor_window_flag_set(n))
1339                                 {
1340                                 pan_fullscreen_toggle(pw, TRUE);
1341                                 }
1342                         file_util_start_editor_from_file(n, fd, GTK_WIDGET(pr));
1343                         }
1344 #endif
1345                 }
1346         else
1347                 {
1348                 stop_signal = TRUE;
1349                 switch (event->keyval)
1350                         {
1351                         case GDK_Escape:
1352                                 if (pw->fs)
1353                                         {
1354                                         pan_fullscreen_toggle(pw, TRUE);
1355                                         }
1356                                 else
1357                                         {
1358                                         pan_search_toggle_visible(pw, FALSE);
1359                                         }
1360                                 break;
1361                         default:
1362                                 stop_signal = FALSE;
1363                                 break;
1364                         }
1365
1366                 if (stop_signal) return stop_signal;
1367
1368                 if (!on_entry)
1369                         {
1370                         stop_signal = TRUE;
1371                         switch (event->keyval)
1372                                 {
1373                                 case '+': case '=': case GDK_KP_Add:
1374                                         pixbuf_renderer_zoom_adjust(pr, ZOOM_INCREMENT);
1375                                         break;
1376                                 case '-': case GDK_KP_Subtract:
1377                                         pixbuf_renderer_zoom_adjust(pr, -ZOOM_INCREMENT);
1378                                         break;
1379                                 case 'Z': case 'z': case GDK_KP_Divide: case '1':
1380                                         pixbuf_renderer_zoom_set(pr, 1.0);
1381                                         break;
1382                                 case '2':
1383                                         pixbuf_renderer_zoom_set(pr, 2.0);
1384                                         break;
1385                                 case '3':
1386                                         pixbuf_renderer_zoom_set(pr, 3.0);
1387                                         break;
1388                                 case '4':
1389                                         pixbuf_renderer_zoom_set(pr, 4.0);
1390                                         break;
1391                                 case '7':
1392                                         pixbuf_renderer_zoom_set(pr, -4.0);
1393                                         break;
1394                                 case '8':
1395                                         pixbuf_renderer_zoom_set(pr, -3.0);
1396                                         break;
1397                                 case '9':
1398                                         pixbuf_renderer_zoom_set(pr, -2.0);
1399                                         break;
1400                                 case 'F': case 'f':
1401                                 case 'V': case 'v':
1402                                 case GDK_F11:
1403                                         pan_fullscreen_toggle(pw, FALSE);
1404                                         break;
1405                                 case 'I': case 'i':
1406 #if 0
1407                                         pan_overlay_toggle(pw);
1408 #endif
1409                                         break;
1410                                 case GDK_Delete: case GDK_KP_Delete:
1411                                         break;
1412                                 case GDK_Menu:
1413                                 case GDK_F10:
1414                                         menu = pan_popup_menu(pw);
1415                                         gtk_menu_popup(GTK_MENU(menu), NULL, NULL,
1416                                                        pan_window_menu_pos_cb, pw, 0, GDK_CURRENT_TIME);
1417                                         break;
1418                                 case '/':
1419                                         pan_search_toggle_visible(pw, TRUE);
1420                                         break;
1421                                 default:
1422                                         stop_signal = FALSE;
1423                                         break;
1424                                 }
1425                         }
1426                 }
1427
1428         return stop_signal;
1429 }
1430
1431 /*
1432  *-----------------------------------------------------------------------------
1433  * info popup
1434  *-----------------------------------------------------------------------------
1435  */
1436
1437 static void pan_info_add_exif(PanTextAlignment *ta, FileData *fd)
1438 {
1439
1440         if (!fd) return;
1441
1442         pan_text_alignment_add(ta, NULL, NULL);
1443 #if 0
1444         {
1445         GList *work;
1446         gint i;
1447
1448
1449         for (i = 0; ExifUIList[i].key; i++)
1450                 {
1451                 gchar *label;
1452                 gchar *desc;
1453                 gchar *text;
1454
1455                 if (ExifUIList[i].current == EXIF_UI_OFF) continue;
1456
1457                 text = metadata_read_string(fd, ExifUIList[i].key, METADATA_FORMATTED);
1458
1459                 if (ExifUIList[i].current == EXIF_UI_IFSET && (!text || !*text))
1460                         {
1461                         g_free(text);
1462                         continue;
1463                         }
1464
1465                 desc = exif_get_description_by_key(ExifUIList[i].key);
1466                 label = g_strdup_printf("%s:", desc);
1467                 g_free(desc);
1468                 pan_text_alignment_add(ta, label, text);
1469                 g_free(label);
1470                 g_free(text);
1471                 }
1472
1473         work = g_list_last(history_list_get_by_key("exif_extras"));
1474         if (work) pan_text_alignment_add(ta, "---", NULL);
1475         while (work)
1476                 {
1477                 const gchar *name;
1478                 gchar *text;
1479
1480                 name = work->data;
1481                 work = work->prev;
1482
1483                 text =  metadata_read_string(fd, name, METADATA_FORMATTED);
1484                 if (text)
1485                         {
1486                         gchar *label = g_strdup_printf("%s:", name);
1487                         pan_text_alignment_add(ta, label, text);
1488                         g_free(label);
1489                         g_free(text);
1490                         }
1491                 }
1492         }
1493 #endif
1494 }
1495
1496
1497 static void pan_info_update(PanWindow *pw, PanItem *pi)
1498 {
1499         PanTextAlignment *ta;
1500         PanItem *pbox;
1501         PanItem *p;
1502         gchar *buf;
1503         gint x1, y1, x2, y2, x3, y3;
1504         gint x, y, w, h;
1505
1506         if (pw->click_pi == pi) return;
1507         if (pi && !pi->fd) pi = NULL;
1508
1509         while ((p = pan_item_find_by_key(pw, PAN_ITEM_NONE, "info"))) pan_item_remove(pw, p);
1510         pw->click_pi = pi;
1511
1512         if (!pi) return;
1513
1514         DEBUG_1("info set to %s", pi->fd->path);
1515
1516         pbox = pan_item_box_new(pw, NULL, pi->x + pi->width + 4, pi->y, 10, 10,
1517                                 PAN_POPUP_BORDER,
1518                                 PAN_POPUP_COLOR, PAN_POPUP_ALPHA,
1519                                 PAN_POPUP_BORDER_COLOR, PAN_POPUP_ALPHA);
1520         pan_item_set_key(pbox, "info");
1521
1522         if (pi->type == PAN_ITEM_THUMB && pi->pixbuf)
1523                 {
1524                 w = gdk_pixbuf_get_width(pi->pixbuf);
1525                 h = gdk_pixbuf_get_height(pi->pixbuf);
1526
1527                 x1 = pi->x + pi->width - (pi->width - w) / 2 - 8;
1528                 y1 = pi->y + (pi->height - h) / 2 + 8;
1529                 }
1530         else
1531                 {
1532                 x1 = pi->x + pi->width - 8;
1533                 y1 = pi->y + 8;
1534                 }
1535
1536         x2 = pbox->x + 1;
1537         y2 = pbox->y + 36;
1538         x3 = pbox->x + 1;
1539         y3 = pbox->y + 12;
1540         util_clip_triangle(x1, y1, x2, y2, x3, y3,
1541                            &x, &y, &w, &h);
1542
1543         p = pan_item_tri_new(pw, NULL, x, y, w, h,
1544                              x1, y1, x2, y2, x3, y3,
1545                              PAN_POPUP_COLOR, PAN_POPUP_ALPHA);
1546         pan_item_tri_border(p, PAN_BORDER_1 | PAN_BORDER_3, PAN_POPUP_BORDER_COLOR, PAN_POPUP_ALPHA);
1547         pan_item_set_key(p, "info");
1548         pan_item_added(pw, p);
1549
1550         ta = pan_text_alignment_new(pw, pbox->x + PREF_PAD_BORDER, pbox->y + PREF_PAD_BORDER, "info");
1551
1552         pan_text_alignment_add(ta, _("Filename:"), pi->fd->name);
1553         buf = remove_level_from_path(pi->fd->path);
1554         pan_text_alignment_add(ta, _("Location:"), buf);
1555         g_free(buf);
1556         pan_text_alignment_add(ta, _("Date:"), text_from_time(pi->fd->date));
1557         buf = text_from_size(pi->fd->size);
1558         pan_text_alignment_add(ta, _("Size:"), buf);
1559         g_free(buf);
1560
1561         if (pw->info_includes_exif)
1562                 {
1563                 pan_info_add_exif(ta, pi->fd);
1564                 }
1565
1566         pan_text_alignment_calc(ta, pbox);
1567         pan_text_alignment_free(ta);
1568
1569         pan_item_box_shadow(pbox, PAN_SHADOW_OFFSET * 2, PAN_SHADOW_FADE * 2);
1570         pan_item_added(pw, pbox);
1571
1572         if (pw->info_image_size > PAN_IMAGE_SIZE_THUMB_NONE)
1573                 {
1574                 gint iw, ih;
1575                 if (image_load_dimensions(pi->fd, &iw, &ih))
1576                         {
1577                         gint scale = 25;
1578
1579                         switch (pw->info_image_size)
1580                                 {
1581                                 case PAN_IMAGE_SIZE_10:
1582                                         scale = 10;
1583                                         break;
1584                                 case PAN_IMAGE_SIZE_25:
1585                                         scale = 25;
1586                                         break;
1587                                 case PAN_IMAGE_SIZE_33:
1588                                         scale = 33;
1589                                         break;
1590                                 case PAN_IMAGE_SIZE_50:
1591                                         scale = 50;
1592                                         break;
1593                                 case PAN_IMAGE_SIZE_100:
1594                                         scale = 100;
1595                                         break;
1596                                 }
1597
1598                         iw = MAX(1, iw * scale / 100);
1599                         ih = MAX(1, ih * scale / 100);
1600
1601                         pbox = pan_item_box_new(pw, NULL, pbox->x, pbox->y + pbox->height + 8, 10, 10,
1602                                                 PAN_POPUP_BORDER,
1603                                                 PAN_POPUP_COLOR, PAN_POPUP_ALPHA,
1604                                                 PAN_POPUP_BORDER_COLOR, PAN_POPUP_ALPHA);
1605                         pan_item_set_key(pbox, "info");
1606
1607                         p = pan_item_image_new(pw, file_data_new_simple(pi->fd->path),
1608                                                pbox->x + PREF_PAD_BORDER, pbox->y + PREF_PAD_BORDER, iw, ih);
1609                         pan_item_set_key(p, "info");
1610                         pan_item_size_by_item(pbox, p, PREF_PAD_BORDER);
1611
1612                         pan_item_box_shadow(pbox, PAN_SHADOW_OFFSET * 2, PAN_SHADOW_FADE * 2);
1613                         pan_item_added(pw, pbox);
1614                         }
1615                 }
1616
1617         pan_layout_resize(pw);
1618 }
1619
1620
1621 /*
1622  *-----------------------------------------------------------------------------
1623  * search
1624  *-----------------------------------------------------------------------------
1625  */
1626
1627 static void pan_search_status(PanWindow *pw, const gchar *text)
1628 {
1629         gtk_label_set_text(GTK_LABEL(pw->search_label), (text) ? text : "");
1630 }
1631
1632 static gint pan_search_by_path(PanWindow *pw, const gchar *path)
1633 {
1634         PanItem *pi;
1635         GList *list;
1636         GList *found;
1637         PanItemType type;
1638         gchar *buf;
1639
1640         type = (pw->size > PAN_IMAGE_SIZE_THUMB_LARGE) ? PAN_ITEM_IMAGE : PAN_ITEM_THUMB;
1641
1642         list = pan_item_find_by_path(pw, type, path, FALSE, FALSE);
1643         if (!list) return FALSE;
1644
1645         found = g_list_find(list, pw->click_pi);
1646         if (found && found->next)
1647                 {
1648                 found = found->next;
1649                 pi = found->data;
1650                 }
1651         else
1652                 {
1653                 pi = list->data;
1654                 }
1655
1656         pan_info_update(pw, pi);
1657         image_scroll_to_point(pw->imd, pi->x + pi->width / 2, pi->y + pi->height / 2, 0.5, 0.5);
1658
1659         buf = g_strdup_printf("%s ( %d / %d )",
1660                               (path[0] == G_DIR_SEPARATOR) ? _("path found") : _("filename found"),
1661                               g_list_index(list, pi) + 1,
1662                               g_list_length(list));
1663         pan_search_status(pw, buf);
1664         g_free(buf);
1665
1666         g_list_free(list);
1667
1668         return TRUE;
1669 }
1670
1671 static gboolean pan_search_by_partial(PanWindow *pw, const gchar *text)
1672 {
1673         PanItem *pi;
1674         GList *list;
1675         GList *found;
1676         PanItemType type;
1677         gchar *buf;
1678
1679         type = (pw->size > PAN_IMAGE_SIZE_THUMB_LARGE) ? PAN_ITEM_IMAGE : PAN_ITEM_THUMB;
1680
1681         list = pan_item_find_by_path(pw, type, text, TRUE, FALSE);
1682         if (!list) list = pan_item_find_by_path(pw, type, text, FALSE, TRUE);
1683         if (!list)
1684                 {
1685                 gchar *needle;
1686
1687                 needle = g_utf8_strdown(text, -1);
1688                 list = pan_item_find_by_path(pw, type, needle, TRUE, TRUE);
1689                 g_free(needle);
1690                 }
1691         if (!list) return FALSE;
1692
1693         found = g_list_find(list, pw->click_pi);
1694         if (found && found->next)
1695                 {
1696                 found = found->next;
1697                 pi = found->data;
1698                 }
1699         else
1700                 {
1701                 pi = list->data;
1702                 }
1703
1704         pan_info_update(pw, pi);
1705         image_scroll_to_point(pw->imd, pi->x + pi->width / 2, pi->y + pi->height / 2, 0.5, 0.5);
1706
1707         buf = g_strdup_printf("%s ( %d / %d )",
1708                               _("partial match"),
1709                               g_list_index(list, pi) + 1,
1710                               g_list_length(list));
1711         pan_search_status(pw, buf);
1712         g_free(buf);
1713
1714         g_list_free(list);
1715
1716         return TRUE;
1717 }
1718
1719 static gboolean valid_date_separator(gchar c)
1720 {
1721         return (c == '/' || c == '-' || c == ' ' || c == '.' || c == ',');
1722 }
1723
1724 static GList *pan_search_by_date_val(PanWindow *pw, PanItemType type,
1725                                      gint year, gint month, gint day,
1726                                      const gchar *key)
1727 {
1728         GList *list = NULL;
1729         GList *work;
1730
1731         work = g_list_last(pw->list_static);
1732         while (work)
1733                 {
1734                 PanItem *pi;
1735
1736                 pi = work->data;
1737                 work = work->prev;
1738
1739                 if (pi->fd && (pi->type == type || type == PAN_ITEM_NONE) &&
1740                     ((!key && !pi->key) || (key && pi->key && strcmp(key, pi->key) == 0)))
1741                         {
1742                         struct tm *tl;
1743
1744                         tl = localtime(&pi->fd->date);
1745                         if (tl)
1746                                 {
1747                                 gint match;
1748
1749                                 match = (tl->tm_year == year - 1900);
1750                                 if (match && month >= 0) match = (tl->tm_mon == month - 1);
1751                                 if (match && day > 0) match = (tl->tm_mday == day);
1752
1753                                 if (match) list = g_list_prepend(list, pi);
1754                                 }
1755                         }
1756                 }
1757
1758         return g_list_reverse(list);
1759 }
1760
1761 static gboolean pan_search_by_date(PanWindow *pw, const gchar *text)
1762 {
1763         PanItem *pi = NULL;
1764         GList *list = NULL;
1765         GList *found;
1766         gint year;
1767         gint month = -1;
1768         gint day = -1;
1769         gchar *ptr;
1770         gchar *mptr;
1771         struct tm *lt;
1772         time_t t;
1773         gchar *message;
1774         gchar *buf;
1775         gchar *buf_count;
1776
1777         if (!text) return FALSE;
1778
1779         ptr = (gchar *)text;
1780         while (*ptr != '\0')
1781                 {
1782                 if (!g_unichar_isdigit(*ptr) && !valid_date_separator(*ptr)) return FALSE;
1783                 ptr++;
1784                 }
1785
1786         t = time(NULL);
1787         if (t == -1) return FALSE;
1788         lt = localtime(&t);
1789         if (!lt) return FALSE;
1790
1791         if (valid_date_separator(*text))
1792                 {
1793                 year = -1;
1794                 mptr = (gchar *)text;
1795                 }
1796         else
1797                 {
1798                 year = (gint)strtol(text, &mptr, 10);
1799                 if (mptr == text) return FALSE;
1800                 }
1801
1802         if (*mptr != '\0' && valid_date_separator(*mptr))
1803                 {
1804                 gchar *dptr;
1805
1806                 mptr++;
1807                 month = strtol(mptr, &dptr, 10);
1808                 if (dptr == mptr)
1809                         {
1810                         if (valid_date_separator(*dptr))
1811                                 {
1812                                 month = lt->tm_mon + 1;
1813                                 dptr++;
1814                                 }
1815                         else
1816                                 {
1817                                 month = -1;
1818                                 }
1819                         }
1820                 if (dptr != mptr && *dptr != '\0' && valid_date_separator(*dptr))
1821                         {
1822                         gchar *eptr;
1823                         dptr++;
1824                         day = strtol(dptr, &eptr, 10);
1825                         if (dptr == eptr)
1826                                 {
1827                                 day = lt->tm_mday;
1828                                 }
1829                         }
1830                 }
1831
1832         if (year == -1)
1833                 {
1834                 year = lt->tm_year + 1900;
1835                 }
1836         else if (year < 100)
1837                 {
1838                 if (year > 70)
1839                         year+= 1900;
1840                 else
1841                         year+= 2000;
1842                 }
1843
1844         if (year < 1970 ||
1845             month < -1 || month == 0 || month > 12 ||
1846             day < -1 || day == 0 || day > 31) return FALSE;
1847
1848         t = pan_date_to_time(year, month, day);
1849         if (t < 0) return FALSE;
1850
1851         if (pw->layout == PAN_LAYOUT_CALENDAR)
1852                 {
1853                 list = pan_search_by_date_val(pw, PAN_ITEM_BOX, year, month, day, "day");
1854                 }
1855         else
1856                 {
1857                 PanItemType type;
1858
1859                 type = (pw->size > PAN_IMAGE_SIZE_THUMB_LARGE) ? PAN_ITEM_IMAGE : PAN_ITEM_THUMB;
1860                 list = pan_search_by_date_val(pw, type, year, month, day, NULL);
1861                 }
1862
1863         if (list)
1864                 {
1865                 found = g_list_find(list, pw->search_pi);
1866                 if (found && found->next)
1867                         {
1868                         found = found->next;
1869                         pi = found->data;
1870                         }
1871                 else
1872                         {
1873                         pi = list->data;
1874                         }
1875                 }
1876
1877         pw->search_pi = pi;
1878
1879         if (pw->layout == PAN_LAYOUT_CALENDAR && pi && pi->type == PAN_ITEM_BOX)
1880                 {
1881                 pan_info_update(pw, NULL);
1882                 pan_calendar_update(pw, pi);
1883                 image_scroll_to_point(pw->imd,
1884                                       pi->x + pi->width / 2,
1885                                       pi->y + pi->height / 2, 0.5, 0.5);
1886                 }
1887         else if (pi)
1888                 {
1889                 pan_info_update(pw, pi);
1890                 image_scroll_to_point(pw->imd,
1891                                       pi->x - PAN_BOX_BORDER * 5 / 2,
1892                                       pi->y, 0.0, 0.5);
1893                 }
1894
1895         if (month > 0)
1896                 {
1897                 buf = pan_date_value_string(t, PAN_DATE_LENGTH_MONTH);
1898                 if (day > 0)
1899                         {
1900                         gchar *tmp;
1901                         tmp = buf;
1902                         buf = g_strdup_printf("%d %s", day, tmp);
1903                         g_free(tmp);
1904                         }
1905                 }
1906         else
1907                 {
1908                 buf = pan_date_value_string(t, PAN_DATE_LENGTH_YEAR);
1909                 }
1910
1911         if (pi)
1912                 {
1913                 buf_count = g_strdup_printf("( %d / %d )",
1914                                             g_list_index(list, pi) + 1,
1915                                             g_list_length(list));
1916                 }
1917         else
1918                 {
1919                 buf_count = g_strdup_printf("(%s)", _("no match"));
1920                 }
1921
1922         message = g_strdup_printf("%s %s %s", _("Date:"), buf, buf_count);
1923         g_free(buf);
1924         g_free(buf_count);
1925         pan_search_status(pw, message);
1926         g_free(message);
1927
1928         g_list_free(list);
1929
1930         return TRUE;
1931 }
1932
1933 static void pan_search_activate_cb(const gchar *text, gpointer data)
1934 {
1935         PanWindow *pw = data;
1936
1937         if (!text) return;
1938
1939         tab_completion_append_to_history(pw->search_entry, text);
1940
1941         if (pan_search_by_path(pw, text)) return;
1942
1943         if ((pw->layout == PAN_LAYOUT_TIMELINE ||
1944              pw->layout == PAN_LAYOUT_CALENDAR) &&
1945             pan_search_by_date(pw, text))
1946                 {
1947                 return;
1948                 }
1949
1950         if (pan_search_by_partial(pw, text)) return;
1951
1952         pan_search_status(pw, _("no match"));
1953 }
1954
1955 static void pan_search_activate(PanWindow *pw)
1956 {
1957         gchar *text;
1958
1959 #if 0
1960         if (!GTK_WIDGET_VISIBLE(pw->search_box))
1961                 {
1962                 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(pw->search_button), TRUE);
1963                 }
1964 #endif
1965
1966         text = g_strdup(gtk_entry_get_text(GTK_ENTRY(pw->search_entry)));
1967         pan_search_activate_cb(text, pw);
1968         g_free(text);
1969 }
1970
1971 static void pan_search_toggle_cb(GtkWidget *button, gpointer data)
1972 {
1973         PanWindow *pw = data;
1974         gboolean visible;
1975
1976 #if GTK_CHECK_VERSION(2,20,0)
1977         visible = gtk_widget_get_visible(pw->search_box);
1978 #else
1979         visible = GTK_WIDGET_VISIBLE(pw->search_box);
1980 #endif
1981         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(button)) == visible) return;
1982
1983         if (visible)
1984                 {
1985                 gtk_widget_hide(pw->search_box);
1986                 gtk_arrow_set(GTK_ARROW(pw->search_button_arrow), GTK_ARROW_UP, GTK_SHADOW_NONE);
1987                 }
1988         else
1989                 {
1990                 gtk_widget_show(pw->search_box);
1991                 gtk_arrow_set(GTK_ARROW(pw->search_button_arrow), GTK_ARROW_DOWN, GTK_SHADOW_NONE);
1992                 gtk_widget_grab_focus(pw->search_entry);
1993                 }
1994 }
1995
1996 static void pan_search_toggle_visible(PanWindow *pw, gboolean enable)
1997 {
1998         if (pw->fs) return;
1999
2000         if (enable)
2001                 {
2002 #if GTK_CHECK_VERSION(2,20,0)
2003                 if (gtk_widget_get_visible(pw->search_box))
2004 #else
2005                 if (GTK_WIDGET_VISIBLE(pw->search_box))
2006 #endif
2007                         {
2008                         gtk_widget_grab_focus(pw->search_entry);
2009                         }
2010                 else
2011                         {
2012                         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(pw->search_button), TRUE);
2013                         }
2014                 }
2015         else
2016                 {
2017 #if GTK_CHECK_VERSION(2,20,0)
2018                 if (gtk_widget_get_visible(pw->search_entry))
2019 #else
2020                 if (GTK_WIDGET_VISIBLE(pw->search_entry))
2021 #endif
2022                         {
2023 #if GTK_CHECK_VERSION(2,20,0)
2024                         if (gtk_widget_has_focus(pw->search_entry))
2025 #else
2026                         if (GTK_WIDGET_HAS_FOCUS(pw->search_entry))
2027 #endif
2028                                 {
2029                                 gtk_widget_grab_focus(GTK_WIDGET(pw->imd->widget));
2030                                 }
2031                         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(pw->search_button), FALSE);
2032                         }
2033                 }
2034 }
2035
2036
2037 /*
2038  *-----------------------------------------------------------------------------
2039  * main window
2040  *-----------------------------------------------------------------------------
2041  */
2042
2043 static void button_cb(PixbufRenderer *pr, GdkEventButton *event, gpointer data)
2044 {
2045         PanWindow *pw = data;
2046         PanItem *pi = NULL;
2047         GtkWidget *menu;
2048         gint rx, ry;
2049
2050         rx = ry = 0;
2051         if (pr->scale)
2052                 {
2053                 rx = (gdouble)(pr->x_scroll + event->x - pr->x_offset) / pr->scale;
2054                 ry = (gdouble)(pr->y_scroll + event->y - pr->y_offset) / pr->scale;
2055                 }
2056
2057         pi = pan_item_find_by_coord(pw, PAN_ITEM_BOX, rx, ry, "info");
2058         if (pi && event->button == MOUSE_BUTTON_LEFT)
2059                 {
2060                 pan_info_update(pw, NULL);
2061                 return;
2062                 }
2063
2064         pi = pan_item_find_by_coord(pw, (pw->size > PAN_IMAGE_SIZE_THUMB_LARGE) ? PAN_ITEM_IMAGE : PAN_ITEM_THUMB,
2065                                     rx, ry, NULL);
2066
2067         switch (event->button)
2068                 {
2069                 case MOUSE_BUTTON_LEFT:
2070                         pan_info_update(pw, pi);
2071
2072                         if (!pi && pw->layout == PAN_LAYOUT_CALENDAR)
2073                                 {
2074                                 pi = pan_item_find_by_coord(pw, PAN_ITEM_BOX, rx, ry, "day");
2075                                 pan_calendar_update(pw, pi);
2076                                 }
2077                         break;
2078                 case MOUSE_BUTTON_MIDDLE:
2079                         break;
2080                 case MOUSE_BUTTON_RIGHT:
2081                         pan_info_update(pw, pi);
2082                         menu = pan_popup_menu(pw);
2083                         gtk_menu_popup(GTK_MENU(menu), NULL, NULL, NULL, NULL, 3, event->time);
2084                         break;
2085                 default:
2086                         break;
2087                 }
2088 }
2089
2090 static void scroll_cb(PixbufRenderer *pr, GdkEventScroll *event, gpointer data)
2091 {
2092 #if 0
2093         PanWindow *pw = data;
2094 #endif
2095         gint w, h;
2096
2097         w = pr->vis_width;
2098         h = pr->vis_height;
2099
2100         if (!(event->state & GDK_SHIFT_MASK))
2101                 {
2102                 w /= 3;
2103                 h /= 3;
2104                 }
2105
2106         if (event->state & GDK_CONTROL_MASK)
2107                 {
2108                 switch (event->direction)
2109                         {
2110                         case GDK_SCROLL_UP:
2111                                 pixbuf_renderer_zoom_adjust_at_point(pr, ZOOM_INCREMENT,
2112                                                                      (gint)event->x, (gint)event->y);
2113                                 break;
2114                         case GDK_SCROLL_DOWN:
2115                                 pixbuf_renderer_zoom_adjust_at_point(pr, -ZOOM_INCREMENT,
2116                                                                      (gint)event->x, (gint)event->y);
2117                                 break;
2118                         default:
2119                                 break;
2120                         }
2121                 }
2122         else
2123                 {
2124                 switch (event->direction)
2125                         {
2126                         case GDK_SCROLL_UP:
2127                                 pixbuf_renderer_scroll(pr, 0, -h);
2128                                 break;
2129                         case GDK_SCROLL_DOWN:
2130                                 pixbuf_renderer_scroll(pr, 0, h);
2131                                 break;
2132                         case GDK_SCROLL_LEFT:
2133                                 pixbuf_renderer_scroll(pr, -w, 0);
2134                                 break;
2135                         case GDK_SCROLL_RIGHT:
2136                                 pixbuf_renderer_scroll(pr, w, 0);
2137                                 break;
2138                         default:
2139                                 break;
2140                         }
2141                 }
2142 }
2143
2144 static void pan_image_set_buttons(PanWindow *pw, ImageWindow *imd)
2145 {
2146         g_signal_connect(G_OBJECT(imd->pr), "clicked",
2147                          G_CALLBACK(button_cb), pw);
2148         g_signal_connect(G_OBJECT(imd->pr), "scroll_event",
2149                          G_CALLBACK(scroll_cb), pw);
2150 }
2151
2152 static void pan_fullscreen_stop_func(FullScreenData *fs, gpointer data)
2153 {
2154         PanWindow *pw = data;
2155
2156         pw->fs = NULL;
2157         pw->imd = pw->imd_normal;
2158 }
2159
2160 static void pan_fullscreen_toggle(PanWindow *pw, gboolean force_off)
2161 {
2162         if (force_off && !pw->fs) return;
2163
2164         if (pw->fs)
2165                 {
2166                 fullscreen_stop(pw->fs);
2167                 }
2168         else
2169                 {
2170                 pw->fs = fullscreen_start(pw->window, pw->imd, pan_fullscreen_stop_func, pw);
2171                 pan_image_set_buttons(pw, pw->fs->imd);
2172                 g_signal_connect(G_OBJECT(pw->fs->window), "key_press_event",
2173                                  G_CALLBACK(pan_window_key_press_cb), pw);
2174
2175                 pw->imd = pw->fs->imd;
2176                 }
2177 }
2178
2179 static void pan_window_image_zoom_cb(PixbufRenderer *pr, gdouble zoom, gpointer data)
2180 {
2181         PanWindow *pw = data;
2182         gchar *text;
2183
2184         text = image_zoom_get_as_text(pw->imd);
2185         gtk_label_set_text(GTK_LABEL(pw->label_zoom), text);
2186         g_free(text);
2187 }
2188
2189 static void pan_window_image_scroll_notify_cb(PixbufRenderer *pr, gpointer data)
2190 {
2191         PanWindow *pw = data;
2192         GtkAdjustment *adj;
2193         GdkRectangle rect;
2194         gint width, height;
2195
2196         if (pr->scale == 0.0) return;
2197
2198         pixbuf_renderer_get_visible_rect(pr, &rect);
2199         pixbuf_renderer_get_image_size(pr, &width, &height);
2200
2201         adj = gtk_range_get_adjustment(GTK_RANGE(pw->scrollbar_h));
2202         adj->page_size = (gdouble)rect.width;
2203         adj->page_increment = adj->page_size / 2.0;
2204         adj->step_increment = 48.0 / pr->scale;
2205         adj->lower = 0.0;
2206         adj->upper = MAX((gdouble)width, 1.0);
2207         adj->value = (gdouble)rect.x;
2208
2209         pref_signal_block_data(pw->scrollbar_h, pw);
2210         gtk_adjustment_changed(adj);
2211         gtk_adjustment_value_changed(adj);
2212         pref_signal_unblock_data(pw->scrollbar_h, pw);
2213
2214         adj = gtk_range_get_adjustment(GTK_RANGE(pw->scrollbar_v));
2215         adj->page_size = (gdouble)rect.height;
2216         adj->page_increment = adj->page_size / 2.0;
2217         adj->step_increment = 48.0 / pr->scale;
2218         adj->lower = 0.0;
2219         adj->upper = MAX((gdouble)height, 1.0);
2220         adj->value = (gdouble)rect.y;
2221
2222         pref_signal_block_data(pw->scrollbar_v, pw);
2223         gtk_adjustment_changed(adj);
2224         gtk_adjustment_value_changed(adj);
2225         pref_signal_unblock_data(pw->scrollbar_v, pw);
2226 }
2227
2228 static void pan_window_scrollbar_h_value_cb(GtkRange *range, gpointer data)
2229 {
2230         PanWindow *pw = data;
2231         PixbufRenderer *pr;
2232         gint x;
2233
2234         pr = PIXBUF_RENDERER(pw->imd_normal->pr);
2235
2236         if (!pr->scale) return;
2237
2238         x = (gint)gtk_range_get_value(range);
2239
2240         pixbuf_renderer_scroll_to_point(pr, x, (gint)((gdouble)pr->y_scroll / pr->scale), 0.0, 0.0);
2241 }
2242
2243 static void pan_window_scrollbar_v_value_cb(GtkRange *range, gpointer data)
2244 {
2245         PanWindow *pw = data;
2246         PixbufRenderer *pr;
2247         gint y;
2248
2249         pr = PIXBUF_RENDERER(pw->imd_normal->pr);
2250
2251         if (!pr->scale) return;
2252
2253         y = (gint)gtk_range_get_value(range);
2254
2255         pixbuf_renderer_scroll_to_point(pr, (gint)((gdouble)pr->x_scroll / pr->scale), y, 0.0, 0.0);
2256 }
2257
2258 static void pan_window_layout_change_cb(GtkWidget *combo, gpointer data)
2259 {
2260         PanWindow *pw = data;
2261
2262         pw->layout = gtk_combo_box_get_active(GTK_COMBO_BOX(combo));
2263         pan_layout_update(pw);
2264 }
2265
2266 static void pan_window_layout_size_cb(GtkWidget *combo, gpointer data)
2267 {
2268         PanWindow *pw = data;
2269
2270         pw->size = gtk_combo_box_get_active(GTK_COMBO_BOX(combo));
2271         pan_layout_update(pw);
2272 }
2273
2274 #if 0
2275 static void pan_window_date_toggle_cb(GtkWidget *button, gpointer data)
2276 {
2277         PanWindow *pw = data;
2278
2279         pw->exif_date_enable = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(button));
2280         pan_layout_update(pw);
2281 }
2282 #endif
2283
2284 static void pan_window_entry_activate_cb(const gchar *new_text, gpointer data)
2285 {
2286         PanWindow *pw = data;
2287         gchar *path;
2288
2289         path = remove_trailing_slash(new_text);
2290         parse_out_relatives(path);
2291
2292         if (!isdir(path))
2293                 {
2294                 warning_dialog(_("Folder not found"),
2295                                _("The entered path is not a folder"),
2296                                GTK_STOCK_DIALOG_WARNING, pw->path_entry);
2297                 }
2298         else
2299                 {
2300                 FileData *dir_fd = file_data_new_dir(path);
2301                 tab_completion_append_to_history(pw->path_entry, path);
2302
2303                 pan_layout_set_fd(pw, dir_fd);
2304                 file_data_unref(dir_fd);
2305                 }
2306
2307         g_free(path);
2308 }
2309
2310 static void pan_window_entry_change_cb(GtkWidget *combo, gpointer data)
2311 {
2312         PanWindow *pw = data;
2313         gchar *text;
2314
2315         if (gtk_combo_box_get_active(GTK_COMBO_BOX(combo)) < 0) return;
2316
2317         text = g_strdup(gtk_entry_get_text(GTK_ENTRY(pw->path_entry)));
2318         pan_window_entry_activate_cb(text, pw);
2319         g_free(text);
2320 }
2321
2322 static void pan_window_close(PanWindow *pw)
2323 {
2324         pan_window_list = g_list_remove(pan_window_list, pw);
2325
2326         pref_list_int_set(PAN_PREF_GROUP, PAN_PREF_EXIF_PAN_DATE, pw->exif_date_enable);
2327         pref_list_int_set(PAN_PREF_GROUP, PAN_PREF_INFO_IMAGE, pw->info_image_size);
2328         pref_list_int_set(PAN_PREF_GROUP, PAN_PREF_INFO_EXIF, pw->info_includes_exif);
2329
2330         if (pw->idle_id)
2331                 {
2332                 g_source_remove(pw->idle_id);
2333                 }
2334
2335         pan_fullscreen_toggle(pw, TRUE);
2336         gtk_widget_destroy(pw->window);
2337
2338         pan_window_items_free(pw);
2339         pan_cache_free(pw);
2340
2341         file_data_unref(pw->dir_fd);
2342
2343         g_free(pw);
2344 }
2345
2346 static gboolean pan_window_delete_cb(GtkWidget *w, GdkEventAny *event, gpointer data)
2347 {
2348         PanWindow *pw = data;
2349
2350         pan_window_close(pw);
2351         return TRUE;
2352 }
2353
2354 static void pan_window_new_real(FileData *dir_fd)
2355 {
2356         PanWindow *pw;
2357         GtkWidget *vbox;
2358         GtkWidget *box;
2359         GtkWidget *combo;
2360         GtkWidget *hbox;
2361         GtkWidget *frame;
2362         GtkWidget *table;
2363         GdkGeometry geometry;
2364
2365         pw = g_new0(PanWindow, 1);
2366
2367         pw->dir_fd = file_data_ref(dir_fd);
2368         pw->layout = PAN_LAYOUT_TIMELINE;
2369         pw->size = PAN_IMAGE_SIZE_THUMB_NORMAL;
2370         pw->thumb_size = PAN_THUMB_SIZE_NORMAL;
2371         pw->thumb_gap = PAN_THUMB_GAP_NORMAL;
2372
2373         if (!pref_list_int_get(PAN_PREF_GROUP, PAN_PREF_EXIF_PAN_DATE, &pw->exif_date_enable))
2374                 {
2375                 pw->exif_date_enable = FALSE;
2376                 }
2377         if (!pref_list_int_get(PAN_PREF_GROUP, PAN_PREF_INFO_IMAGE, &pw->info_image_size))
2378                 {
2379                 pw->info_image_size = PAN_IMAGE_SIZE_THUMB_NONE;
2380                 }
2381         if (!pref_list_int_get(PAN_PREF_GROUP, PAN_PREF_INFO_EXIF, &pw->info_includes_exif))
2382                 {
2383                 pw->info_includes_exif = TRUE;
2384                 }
2385
2386         pw->ignore_symlinks = TRUE;
2387
2388         pw->idle_id = 0;
2389
2390         pw->window = window_new(GTK_WINDOW_TOPLEVEL, "panview", NULL, NULL, _("Pan View"));
2391
2392         geometry.min_width = DEFAULT_MINIMAL_WINDOW_SIZE;
2393         geometry.min_height = DEFAULT_MINIMAL_WINDOW_SIZE;
2394         gtk_window_set_geometry_hints(GTK_WINDOW(pw->window), NULL, &geometry, GDK_HINT_MIN_SIZE);
2395
2396         gtk_window_set_resizable(GTK_WINDOW(pw->window), TRUE);
2397         gtk_container_set_border_width(GTK_CONTAINER(pw->window), 0);
2398
2399         vbox = gtk_vbox_new(FALSE, 0);
2400         gtk_container_add(GTK_CONTAINER(pw->window), vbox);
2401         gtk_widget_show(vbox);
2402
2403         box = pref_box_new(vbox, FALSE, GTK_ORIENTATION_HORIZONTAL, PREF_PAD_SPACE);
2404
2405         pref_spacer(box, 0);
2406         pref_label_new(box, _("Location:"));
2407         combo = tab_completion_new_with_history(&pw->path_entry, dir_fd->path, "pan_view_path", -1,
2408                                                 pan_window_entry_activate_cb, pw);
2409         g_signal_connect(G_OBJECT(pw->path_entry->parent), "changed",
2410                          G_CALLBACK(pan_window_entry_change_cb), pw);
2411         gtk_box_pack_start(GTK_BOX(box), combo, TRUE, TRUE, 0);
2412         gtk_widget_show(combo);
2413
2414         combo = gtk_combo_box_new_text();
2415         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Timeline"));
2416         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Calendar"));
2417         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Folders"));
2418         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Folders (flower)"));
2419         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Grid"));
2420
2421         gtk_combo_box_set_active(GTK_COMBO_BOX(combo), pw->layout);
2422         g_signal_connect(G_OBJECT(combo), "changed",
2423                          G_CALLBACK(pan_window_layout_change_cb), pw);
2424         gtk_box_pack_start(GTK_BOX(box), combo, FALSE, FALSE, 0);
2425         gtk_widget_show(combo);
2426
2427         combo = gtk_combo_box_new_text();
2428         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Dots"));
2429         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("No Images"));
2430         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Small Thumbnails"));
2431         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Normal Thumbnails"));
2432         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Large Thumbnails"));
2433         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("1:10 (10%)"));
2434         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("1:4 (25%)"));
2435         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("1:3 (33%)"));
2436         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("1:2 (50%)"));
2437         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("1:1 (100%)"));
2438
2439         gtk_combo_box_set_active(GTK_COMBO_BOX(combo), pw->size);
2440         g_signal_connect(G_OBJECT(combo), "changed",
2441                          G_CALLBACK(pan_window_layout_size_cb), pw);
2442         gtk_box_pack_start(GTK_BOX(box), combo, FALSE, FALSE, 0);
2443         gtk_widget_show(combo);
2444
2445         table = pref_table_new(vbox, 2, 2, FALSE, TRUE);
2446         gtk_table_set_row_spacings(GTK_TABLE(table), 2);
2447         gtk_table_set_col_spacings(GTK_TABLE(table), 2);
2448
2449         pw->imd = image_new(TRUE);
2450         pw->imd_normal = pw->imd;
2451
2452         g_signal_connect(G_OBJECT(pw->imd->pr), "zoom",
2453                          G_CALLBACK(pan_window_image_zoom_cb), pw);
2454         g_signal_connect(G_OBJECT(pw->imd->pr), "scroll_notify",
2455                          G_CALLBACK(pan_window_image_scroll_notify_cb), pw);
2456
2457         gtk_table_attach(GTK_TABLE(table), pw->imd->widget, 0, 1, 0, 1,
2458                          GTK_FILL | GTK_EXPAND, GTK_FILL | GTK_EXPAND, 0, 0);
2459         gtk_widget_show(GTK_WIDGET(pw->imd->widget));
2460
2461         pan_window_dnd_init(pw);
2462
2463         pan_image_set_buttons(pw, pw->imd);
2464
2465         pw->scrollbar_h = gtk_hscrollbar_new(NULL);
2466         g_signal_connect(G_OBJECT(pw->scrollbar_h), "value_changed",
2467                          G_CALLBACK(pan_window_scrollbar_h_value_cb), pw);
2468         gtk_table_attach(GTK_TABLE(table), pw->scrollbar_h, 0, 1, 1, 2,
2469                          GTK_FILL | GTK_EXPAND, 0, 0, 0);
2470         gtk_widget_show(pw->scrollbar_h);
2471
2472         pw->scrollbar_v = gtk_vscrollbar_new(NULL);
2473         g_signal_connect(G_OBJECT(pw->scrollbar_v), "value_changed",
2474                          G_CALLBACK(pan_window_scrollbar_v_value_cb), pw);
2475         gtk_table_attach(GTK_TABLE(table), pw->scrollbar_v, 1, 2, 0, 1,
2476                          0, GTK_FILL | GTK_EXPAND, 0, 0);
2477         gtk_widget_show(pw->scrollbar_v);
2478
2479         /* find bar */
2480
2481         pw->search_box = gtk_hbox_new(FALSE, PREF_PAD_SPACE);
2482         gtk_box_pack_start(GTK_BOX(vbox), pw->search_box, FALSE, FALSE, 2);
2483
2484         pref_spacer(pw->search_box, 0);
2485         pref_label_new(pw->search_box, _("Find:"));
2486
2487         hbox = gtk_hbox_new(TRUE, PREF_PAD_SPACE);
2488         gtk_box_pack_start(GTK_BOX(pw->search_box), hbox, TRUE, TRUE, 0);
2489         gtk_widget_show(hbox);
2490
2491         combo = tab_completion_new_with_history(&pw->search_entry, "", "pan_view_search", -1,
2492                                                 pan_search_activate_cb, pw);
2493         gtk_box_pack_start(GTK_BOX(hbox), combo, TRUE, TRUE, 0);
2494         gtk_widget_show(combo);
2495
2496         pw->search_label = gtk_label_new("");
2497         gtk_box_pack_start(GTK_BOX(hbox), pw->search_label, TRUE, TRUE, 0);
2498         gtk_widget_show(pw->search_label);
2499
2500         /* status bar */
2501
2502         box = pref_box_new(vbox, FALSE, GTK_ORIENTATION_HORIZONTAL, 0);
2503
2504         frame = gtk_frame_new(NULL);
2505         gtk_frame_set_shadow_type(GTK_FRAME(frame), GTK_SHADOW_IN);
2506         gtk_widget_set_size_request(frame, ZOOM_LABEL_WIDTH, -1);
2507         gtk_box_pack_start(GTK_BOX(box), frame, TRUE, TRUE, 0);
2508         gtk_widget_show(frame);
2509
2510         hbox = gtk_hbox_new(FALSE, PREF_PAD_SPACE);
2511         gtk_container_add(GTK_CONTAINER(frame), hbox);
2512         gtk_widget_show(hbox);
2513
2514         pref_spacer(hbox, 0);
2515         pw->label_message = pref_label_new(hbox, "");
2516
2517         frame = gtk_frame_new(NULL);
2518         gtk_frame_set_shadow_type(GTK_FRAME(frame), GTK_SHADOW_IN);
2519         gtk_widget_set_size_request(frame, ZOOM_LABEL_WIDTH, -1);
2520         gtk_box_pack_end(GTK_BOX(box), frame, FALSE, FALSE, 0);
2521         gtk_widget_show(frame);
2522
2523         pw->label_zoom = gtk_label_new("");
2524         gtk_container_add(GTK_CONTAINER(frame), pw->label_zoom);
2525         gtk_widget_show(pw->label_zoom);
2526
2527 #if 0
2528         pw->date_button = pref_checkbox_new(box, _("Use Exif date"), pw->exif_date_enable,
2529                                             G_CALLBACK(pan_window_date_toggle_cb), pw);
2530 #endif
2531
2532         pw->search_button = gtk_toggle_button_new();
2533         gtk_button_set_relief(GTK_BUTTON(pw->search_button), GTK_RELIEF_NONE);
2534         gtk_button_set_focus_on_click(GTK_BUTTON(pw->search_button), FALSE);
2535         hbox = gtk_hbox_new(FALSE, PREF_PAD_GAP);
2536         gtk_container_add(GTK_CONTAINER(pw->search_button), hbox);
2537         gtk_widget_show(hbox);
2538         pw->search_button_arrow = gtk_arrow_new(GTK_ARROW_UP, GTK_SHADOW_NONE);
2539         gtk_box_pack_start(GTK_BOX(hbox), pw->search_button_arrow, FALSE, FALSE, 0);
2540         gtk_widget_show(pw->search_button_arrow);
2541         pref_label_new(hbox, _("Find"));
2542
2543         gtk_box_pack_end(GTK_BOX(box), pw->search_button, FALSE, FALSE, 0);
2544         gtk_widget_show(pw->search_button);
2545         g_signal_connect(G_OBJECT(pw->search_button), "clicked",
2546                          G_CALLBACK(pan_search_toggle_cb), pw);
2547
2548         g_signal_connect(G_OBJECT(pw->window), "delete_event",
2549                          G_CALLBACK(pan_window_delete_cb), pw);
2550         g_signal_connect(G_OBJECT(pw->window), "key_press_event",
2551                          G_CALLBACK(pan_window_key_press_cb), pw);
2552
2553         gtk_window_set_default_size(GTK_WINDOW(pw->window), PAN_WINDOW_DEFAULT_WIDTH, PAN_WINDOW_DEFAULT_HEIGHT);
2554
2555         pan_layout_update(pw);
2556
2557         gtk_widget_grab_focus(GTK_WIDGET(pw->imd->widget));
2558         gtk_widget_show(pw->window);
2559
2560         pan_window_list = g_list_append(pan_window_list, pw);
2561 }
2562
2563 /*
2564  *-----------------------------------------------------------------------------
2565  * peformance warnings
2566  *-----------------------------------------------------------------------------
2567  */
2568
2569 static void pan_warning_ok_cb(GenericDialog *gd, gpointer data)
2570 {
2571         FileData *dir_fd = data;
2572
2573         generic_dialog_close(gd);
2574
2575         pan_window_new_real(dir_fd);
2576         file_data_unref(dir_fd);
2577 }
2578
2579 static void pan_warning_hide_cb(GtkWidget *button, gpointer data)
2580 {
2581         gboolean hide_dlg;
2582
2583         hide_dlg = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(button));
2584         pref_list_int_set(PAN_PREF_GROUP, PAN_PREF_HIDE_WARNING, hide_dlg);
2585 }
2586
2587 static gboolean pan_warning(FileData *dir_fd)
2588 {
2589         GenericDialog *gd;
2590         GtkWidget *box;
2591         GtkWidget *group;
2592         GtkWidget *button;
2593         GtkWidget *ct_button;
2594         gboolean hide_dlg;
2595
2596         if (dir_fd && strcmp(dir_fd->path, G_DIR_SEPARATOR_S) == 0)
2597                 {
2598                 pan_warning_folder(dir_fd->path, NULL);
2599                 return TRUE;
2600                 }
2601
2602         if (options->thumbnails.enable_caching &&
2603             options->thumbnails.spec_standard) return FALSE;
2604
2605         if (!pref_list_int_get(PAN_PREF_GROUP, PAN_PREF_HIDE_WARNING, &hide_dlg)) hide_dlg = FALSE;
2606         if (hide_dlg) return FALSE;
2607
2608         gd = generic_dialog_new(_("Pan View Performance"), "pan_view_warning", NULL, FALSE,
2609                                 NULL, NULL);
2610         gd->data = file_data_ref(dir_fd);
2611         generic_dialog_add_button(gd, GTK_STOCK_OK, NULL,
2612                                   pan_warning_ok_cb, TRUE);
2613
2614         box = generic_dialog_add_message(gd, GTK_STOCK_DIALOG_INFO,
2615                                          _("Pan view performance may be poor."),
2616                                          _("To improve performance of thumbnails in the pan view the"
2617                                            " following options can be enabled. Note that both options"
2618                                            " must be enabled to notice a change in performance."));
2619
2620         group = pref_box_new(box, FALSE, GTK_ORIENTATION_HORIZONTAL, 0);
2621         pref_spacer(group, PREF_PAD_INDENT);
2622         group = pref_box_new(group, TRUE, GTK_ORIENTATION_VERTICAL, PREF_PAD_GAP);
2623
2624         ct_button = pref_checkbox_new_int(group, _("Cache thumbnails"),
2625                                           options->thumbnails.enable_caching, &options->thumbnails.enable_caching);
2626         button = pref_checkbox_new_int(group, _("Use shared thumbnail cache"),
2627                                        options->thumbnails.spec_standard, &options->thumbnails.spec_standard);
2628         pref_checkbox_link_sensitivity(ct_button, button);
2629
2630         pref_line(box, 0);
2631
2632         pref_checkbox_new(box, _("Do not show this dialog again"), hide_dlg,
2633                           G_CALLBACK(pan_warning_hide_cb), NULL);
2634
2635         gtk_widget_show(gd->dialog);
2636
2637         return TRUE;
2638 }
2639
2640
2641 /*
2642  *-----------------------------------------------------------------------------
2643  * entry point
2644  *-----------------------------------------------------------------------------
2645  */
2646
2647 void pan_window_new(FileData *dir_fd)
2648 {
2649         if (pan_warning(dir_fd)) return;
2650
2651         pan_window_new_real(dir_fd);
2652 }
2653
2654
2655 /*
2656  *-----------------------------------------------------------------------------
2657  * menus
2658  *-----------------------------------------------------------------------------
2659  */
2660
2661 #define INFO_IMAGE_SIZE_KEY "image_size_data"
2662
2663
2664 static void pan_new_window_cb(GtkWidget *widget, gpointer data)
2665 {
2666         PanWindow *pw = data;
2667         FileData *fd;
2668
2669         fd = pan_menu_click_fd(pw);
2670         if (fd)
2671                 {
2672                 pan_fullscreen_toggle(pw, TRUE);
2673                 view_window_new(fd);
2674                 }
2675 }
2676
2677 static void pan_edit_cb(GtkWidget *widget, gpointer data)
2678 {
2679         PanWindow *pw;
2680         FileData *fd;
2681         const gchar *key = data;
2682
2683         pw = submenu_item_get_data(widget);
2684         if (!pw) return;
2685
2686         fd = pan_menu_click_fd(pw);
2687         if (fd)
2688                 {
2689                 if (!editor_window_flag_set(key))
2690                         {
2691                         pan_fullscreen_toggle(pw, TRUE);
2692                         }
2693                 file_util_start_editor_from_file(key, fd, pw->imd->widget);
2694                 }
2695 }
2696
2697 static void pan_zoom_in_cb(GtkWidget *widget, gpointer data)
2698 {
2699         PanWindow *pw = data;
2700
2701         image_zoom_adjust(pw->imd, ZOOM_INCREMENT);
2702 }
2703
2704 static void pan_zoom_out_cb(GtkWidget *widget, gpointer data)
2705 {
2706         PanWindow *pw = data;
2707
2708         image_zoom_adjust(pw->imd, -ZOOM_INCREMENT);
2709 }
2710
2711 static void pan_zoom_1_1_cb(GtkWidget *widget, gpointer data)
2712 {
2713         PanWindow *pw = data;
2714
2715         image_zoom_set(pw->imd, 1.0);
2716 }
2717
2718 static void pan_copy_cb(GtkWidget *widget, gpointer data)
2719 {
2720         PanWindow *pw = data;
2721         FileData *fd;
2722
2723         fd = pan_menu_click_fd(pw);
2724         if (fd) file_util_copy(fd, NULL, NULL, pw->imd->widget);
2725 }
2726
2727 static void pan_move_cb(GtkWidget *widget, gpointer data)
2728 {
2729         PanWindow *pw = data;
2730         FileData *fd;
2731
2732         fd = pan_menu_click_fd(pw);
2733         if (fd) file_util_move(fd, NULL, NULL, pw->imd->widget);
2734 }
2735
2736 static void pan_rename_cb(GtkWidget *widget, gpointer data)
2737 {
2738         PanWindow *pw = data;
2739         FileData *fd;
2740
2741         fd = pan_menu_click_fd(pw);
2742         if (fd) file_util_rename(fd, NULL, pw->imd->widget);
2743 }
2744
2745 static void pan_delete_cb(GtkWidget *widget, gpointer data)
2746 {
2747         PanWindow *pw = data;
2748         FileData *fd;
2749
2750         fd = pan_menu_click_fd(pw);
2751         if (fd) file_util_delete(fd, NULL, pw->imd->widget);
2752 }
2753
2754 static void pan_copy_path_cb(GtkWidget *widget, gpointer data)
2755 {
2756         PanWindow *pw = data;
2757         FileData *fd;
2758
2759         fd = pan_menu_click_fd(pw);
2760         if (fd) file_util_copy_path_to_clipboard(fd);
2761 }
2762
2763 static void pan_exif_date_toggle_cb(GtkWidget *widget, gpointer data)
2764 {
2765         PanWindow *pw = data;
2766
2767         pw->exif_date_enable = gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget));
2768         pan_layout_update(pw);
2769 }
2770
2771 static void pan_info_toggle_exif_cb(GtkWidget *widget, gpointer data)
2772 {
2773         PanWindow *pw = data;
2774
2775         pw->info_includes_exif = gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget));
2776         /* fixme: sync info now */
2777 }
2778
2779 static void pan_info_toggle_image_cb(GtkWidget *widget, gpointer data)
2780 {
2781         PanWindow *pw = data;
2782
2783         pw->info_image_size = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(widget), INFO_IMAGE_SIZE_KEY));
2784         /* fixme: sync info now */
2785 }
2786
2787 static void pan_fullscreen_cb(GtkWidget *widget, gpointer data)
2788 {
2789         PanWindow *pw = data;
2790
2791         pan_fullscreen_toggle(pw, FALSE);
2792 }
2793
2794 static void pan_close_cb(GtkWidget *widget, gpointer data)
2795 {
2796         PanWindow *pw = data;
2797
2798         pan_window_close(pw);
2799 }
2800
2801 static void pan_popup_menu_destroy_cb(GtkWidget *widget, gpointer data)
2802 {
2803         GList *editmenu_fd_list = data;
2804
2805         filelist_free(editmenu_fd_list);
2806 }
2807
2808 static GList *pan_view_get_fd_list(PanWindow *pw)
2809 {
2810         GList *list = NULL;
2811         FileData *fd = pan_menu_click_fd(pw);
2812
2813         if (fd) list = g_list_prepend(filelist_copy(fd->sidecar_files), file_data_ref(fd));
2814
2815         return list;
2816 }
2817
2818 static GtkWidget *pan_popup_menu(PanWindow *pw)
2819 {
2820         GtkWidget *menu;
2821         GtkWidget *submenu;
2822         GtkWidget *item;
2823         gboolean active;
2824         GList *editmenu_fd_list;
2825
2826         active = (pw->click_pi != NULL);
2827
2828         menu = popup_menu_short_lived();
2829
2830         menu_item_add_stock(menu, _("Zoom _in"), GTK_STOCK_ZOOM_IN,
2831                             G_CALLBACK(pan_zoom_in_cb), pw);
2832         menu_item_add_stock(menu, _("Zoom _out"), GTK_STOCK_ZOOM_OUT,
2833                             G_CALLBACK(pan_zoom_out_cb), pw);
2834         menu_item_add_stock(menu, _("Zoom _1:1"), GTK_STOCK_ZOOM_100,
2835                             G_CALLBACK(pan_zoom_1_1_cb), pw);
2836         menu_item_add_divider(menu);
2837
2838         editmenu_fd_list = pan_view_get_fd_list(pw);
2839         g_signal_connect(G_OBJECT(menu), "destroy",
2840                          G_CALLBACK(pan_popup_menu_destroy_cb), editmenu_fd_list);
2841
2842         submenu_add_edit(menu, &item, G_CALLBACK(pan_edit_cb), pw, editmenu_fd_list);
2843         gtk_widget_set_sensitive(item, active);
2844
2845         menu_item_add_stock_sensitive(menu, _("View in _new window"), GTK_STOCK_NEW, active,
2846                                       G_CALLBACK(pan_new_window_cb), pw);
2847
2848         menu_item_add_divider(menu);
2849         menu_item_add_stock_sensitive(menu, _("_Copy..."), GTK_STOCK_COPY, active,
2850                                       G_CALLBACK(pan_copy_cb), pw);
2851         menu_item_add_sensitive(menu, _("_Move..."), active,
2852                                 G_CALLBACK(pan_move_cb), pw);
2853         menu_item_add_sensitive(menu, _("_Rename..."), active,
2854                                 G_CALLBACK(pan_rename_cb), pw);
2855         menu_item_add_stock_sensitive(menu, _("_Delete..."), GTK_STOCK_DELETE, active,
2856                                       G_CALLBACK(pan_delete_cb), pw);
2857         menu_item_add_sensitive(menu, _("_Copy path"), active,
2858                                 G_CALLBACK(pan_copy_path_cb), pw);
2859
2860         menu_item_add_divider(menu);
2861         item = menu_item_add_check(menu, _("Sort by E_xif date"), pw->exif_date_enable,
2862                                    G_CALLBACK(pan_exif_date_toggle_cb), pw);
2863         gtk_widget_set_sensitive(item, (pw->layout == PAN_LAYOUT_TIMELINE || pw->layout == PAN_LAYOUT_CALENDAR));
2864
2865         menu_item_add_divider(menu);
2866
2867         menu_item_add_check(menu, _("_Show Exif information"), pw->info_includes_exif,
2868                             G_CALLBACK(pan_info_toggle_exif_cb), pw);
2869         item = menu_item_add(menu, _("Show im_age"), NULL, NULL);
2870         submenu = gtk_menu_new();
2871         gtk_menu_item_set_submenu(GTK_MENU_ITEM(item), submenu);
2872
2873         item = menu_item_add_check(submenu, _("_None"), (pw->info_image_size == PAN_IMAGE_SIZE_THUMB_NONE),
2874                                    G_CALLBACK(pan_info_toggle_image_cb), pw);
2875         g_object_set_data(G_OBJECT(item), INFO_IMAGE_SIZE_KEY, GINT_TO_POINTER(PAN_IMAGE_SIZE_THUMB_NONE));
2876
2877         item = menu_item_add_check(submenu, _("_Full size"), (pw->info_image_size == PAN_IMAGE_SIZE_100),
2878                                    G_CALLBACK(pan_info_toggle_image_cb), pw);
2879         g_object_set_data(G_OBJECT(item), INFO_IMAGE_SIZE_KEY, GINT_TO_POINTER(PAN_IMAGE_SIZE_100));
2880
2881         item = menu_item_add_check(submenu, _("1:2 (50%)"), (pw->info_image_size == PAN_IMAGE_SIZE_50),
2882                                    G_CALLBACK(pan_info_toggle_image_cb), pw);
2883         g_object_set_data(G_OBJECT(item), INFO_IMAGE_SIZE_KEY, GINT_TO_POINTER(PAN_IMAGE_SIZE_50));
2884
2885         item = menu_item_add_check(submenu, _("1:3 (33%)"), (pw->info_image_size == PAN_IMAGE_SIZE_33),
2886                                    G_CALLBACK(pan_info_toggle_image_cb), pw);
2887         g_object_set_data(G_OBJECT(item), INFO_IMAGE_SIZE_KEY, GINT_TO_POINTER(PAN_IMAGE_SIZE_33));
2888
2889         item = menu_item_add_check(submenu, _("1:4 (25%)"), (pw->info_image_size == PAN_IMAGE_SIZE_25),
2890                                    G_CALLBACK(pan_info_toggle_image_cb), pw);
2891         g_object_set_data(G_OBJECT(item), INFO_IMAGE_SIZE_KEY, GINT_TO_POINTER(PAN_IMAGE_SIZE_25));
2892
2893         item = menu_item_add_check(submenu, _("1:10 (10%)"), (pw->info_image_size == PAN_IMAGE_SIZE_10),
2894                                    G_CALLBACK(pan_info_toggle_image_cb), pw);
2895         g_object_set_data(G_OBJECT(item), INFO_IMAGE_SIZE_KEY, GINT_TO_POINTER(PAN_IMAGE_SIZE_10));
2896
2897
2898
2899         menu_item_add_divider(menu);
2900
2901         if (pw->fs)
2902                 {
2903                 menu_item_add(menu, _("Exit _full screen"), G_CALLBACK(pan_fullscreen_cb), pw);
2904                 }
2905         else
2906                 {
2907                 menu_item_add(menu, _("_Full screen"), G_CALLBACK(pan_fullscreen_cb), pw);
2908                 }
2909
2910         menu_item_add_divider(menu);
2911         menu_item_add_stock(menu, _("C_lose window"), GTK_STOCK_CLOSE, G_CALLBACK(pan_close_cb), pw);
2912
2913         return menu;
2914 }
2915
2916
2917 /*
2918  *-----------------------------------------------------------------------------
2919  * drag and drop
2920  *-----------------------------------------------------------------------------
2921  */
2922
2923 static void pan_window_get_dnd_data(GtkWidget *widget, GdkDragContext *context,
2924                                     gint x, gint y,
2925                                     GtkSelectionData *selection_data, guint info,
2926                                     guint time, gpointer data)
2927 {
2928         PanWindow *pw = data;
2929
2930         if (gtk_drag_get_source_widget(context) == pw->imd->pr) return;
2931
2932         if (info == TARGET_URI_LIST)
2933                 {
2934                 GList *list;
2935
2936                 list = uri_filelist_from_text((gchar *)selection_data->data, TRUE);
2937                 if (list && isdir(((FileData *)list->data)->path))
2938                         {
2939                         FileData *fd = list->data;
2940
2941                         pan_layout_set_fd(pw, fd);
2942                         }
2943
2944                 filelist_free(list);
2945                 }
2946 }
2947
2948 static void pan_window_set_dnd_data(GtkWidget *widget, GdkDragContext *context,
2949                                     GtkSelectionData *selection_data, guint info,
2950                                     guint time, gpointer data)
2951 {
2952         PanWindow *pw = data;
2953         FileData *fd;
2954
2955         fd = pan_menu_click_fd(pw);
2956         if (fd)
2957                 {
2958                 gchar *text = NULL;
2959                 gint len;
2960                 gboolean plain_text;
2961                 GList *list;
2962
2963                 switch (info)
2964                         {
2965                         case TARGET_URI_LIST:
2966                                 plain_text = FALSE;
2967                                 break;
2968                         case TARGET_TEXT_PLAIN:
2969                         default:
2970                                 plain_text = TRUE;
2971                                 break;
2972                         }
2973                 list = g_list_append(NULL, fd);
2974                 text = uri_text_from_filelist(list, &len, plain_text);
2975                 g_list_free(list);
2976                 if (text)
2977                         {
2978                         gtk_selection_data_set(selection_data, selection_data->target,
2979                                                8, (guchar *)text, len);
2980                         g_free(text);
2981                         }
2982                 }
2983         else
2984                 {
2985                 gtk_selection_data_set(selection_data, selection_data->target,
2986                                        8, NULL, 0);
2987                 }
2988 }
2989
2990 static void pan_window_dnd_init(PanWindow *pw)
2991 {
2992         GtkWidget *widget;
2993
2994         widget = pw->imd->pr;
2995
2996         gtk_drag_source_set(widget, GDK_BUTTON2_MASK,
2997                             dnd_file_drag_types, dnd_file_drag_types_count,
2998                             GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
2999         g_signal_connect(G_OBJECT(widget), "drag_data_get",
3000                          G_CALLBACK(pan_window_set_dnd_data), pw);
3001
3002         gtk_drag_dest_set(widget,
3003                           GTK_DEST_DEFAULT_MOTION | GTK_DEST_DEFAULT_DROP,
3004                           dnd_file_drop_types, dnd_file_drop_types_count,
3005                           GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
3006         g_signal_connect(G_OBJECT(widget), "drag_data_received",
3007                          G_CALLBACK(pan_window_get_dnd_data), pw);
3008 }
3009
3010 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */