src/pan-view.c

   1 /*
   2  * Geeqie
   3  * (C) 2006 John Ellis
   4  * Copyright (C) 2008 - 2009 The Geeqie Team
   5  *
   6  * Author: John Ellis
   7  *
   8  * This software is released under the GNU General Public License (GNU GPL).
   9  * Please read the included file COPYING for more information.
  10  * This software comes with no warranty of any kind, use at your own risk!
  11  */
  12
  13
  14 #include "main.h"
  15 #include "pan-view.h"
  16
  17 #include "bar_exif.h"
  18 #include "dnd.h"
  19 #include "editors.h"
  20 #include "exif.h"
  21 #include "metadata.h"
  22 #include "fullscreen.h"
  23 #include "history_list.h"
  24 #include "img-view.h"
  25 #include "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, gint force_off);
  64
  65 static void pan_search_toggle_visible(PanWindow *pw, gint 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 gint 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 gint 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 gint 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                 gint 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, gint 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 gint 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 = -1;
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 = -1;
1146         return FALSE;
1147 }
1148
1149 static void pan_layout_update_idle(PanWindow *pw)
1150 {
1151         if (pw->idle_id == -1)
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 gint pan_window_key_press_cb(GtkWidget *widget, GdkEventKey *event, gpointer data)
1201 {
1202         PanWindow *pw = data;
1203         PixbufRenderer *pr;
1204         FileData *fd;
1205         gint 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         focused = (pw->fs || GTK_WIDGET_HAS_FOCUS(GTK_WIDGET(pw->imd->widget)));
1216         on_entry = (GTK_WIDGET_HAS_FOCUS(pw->path_entry) ||
1217                     GTK_WIDGET_HAS_FOCUS(pw->search_entry));
1218
1219         if (focused)
1220                 {
1221                 stop_signal = TRUE;
1222                 switch (event->keyval)
1223                         {
1224                         case GDK_Left: case GDK_KP_Left:
1225                                 x -= 1;
1226                                 break;
1227                         case GDK_Right: case GDK_KP_Right:
1228                                 x += 1;
1229                                 break;
1230                         case GDK_Up: case GDK_KP_Up:
1231                                 y -= 1;
1232                                 break;
1233                         case GDK_Down: case GDK_KP_Down:
1234                                 y += 1;
1235                                 break;
1236                         case GDK_Page_Up: case GDK_KP_Page_Up:
1237                                 pixbuf_renderer_scroll(pr, 0, 0 - pr->vis_height / 2);
1238                                 break;
1239                         case GDK_Page_Down: case GDK_KP_Page_Down:
1240                                 pixbuf_renderer_scroll(pr, 0, pr->vis_height / 2);
1241                                 break;
1242                         case GDK_Home: case GDK_KP_Home:
1243                                 pixbuf_renderer_scroll(pr, 0 - pr->vis_width / 2, 0);
1244                                 break;
1245                         case GDK_End: case GDK_KP_End:
1246                                 pixbuf_renderer_scroll(pr, pr->vis_width / 2, 0);
1247                                 break;
1248                         default:
1249                                 stop_signal = FALSE;
1250                                 break;
1251                         }
1252
1253                 if (x != 0 || y!= 0)
1254                         {
1255                         if (event->state & GDK_SHIFT_MASK)
1256                                 {
1257                                 x *= 3;
1258                                 y *= 3;
1259                                 }
1260                         keyboard_scroll_calc(&x, &y, event);
1261                         pixbuf_renderer_scroll(pr, x, y);
1262                         }
1263                 }
1264
1265         if (stop_signal) return stop_signal;
1266
1267         if (event->state & GDK_CONTROL_MASK)
1268                 {
1269                 gint n = -1;
1270
1271                 stop_signal = TRUE;
1272                 switch (event->keyval)
1273                         {
1274                         case '1':
1275                                 n = 0;
1276                                 break;
1277                         case '2':
1278                                 n = 1;
1279                                 break;
1280                         case '3':
1281                                 n = 2;
1282                                 break;
1283                         case '4':
1284                                 n = 3;
1285                                 break;
1286                         case '5':
1287                                 n = 4;
1288                                 break;
1289                         case '6':
1290                                 n = 5;
1291                                 break;
1292                         case '7':
1293                                 n = 6;
1294                                 break;
1295                         case '8':
1296                                 n = 7;
1297                                 break;
1298                         case '9':
1299                                 n = 8;
1300                                 break;
1301                         case '0':
1302                                 n = 9;
1303                                 break;
1304                         case 'C': case 'c':
1305                                 if (fd) file_util_copy(fd, NULL, NULL, GTK_WIDGET(pr));
1306                                 break;
1307                         case 'M': case 'm':
1308                                 if (fd) file_util_move(fd, NULL, NULL, GTK_WIDGET(pr));
1309                                 break;
1310                         case 'R': case 'r':
1311                                 if (fd) file_util_rename(fd, NULL, GTK_WIDGET(pr));
1312                                 break;
1313                         case 'D': case 'd':
1314                                 if (fd) file_util_delete(fd, NULL, GTK_WIDGET(pr));
1315                                 break;
1316                         case 'F': case 'f':
1317                                 pan_search_toggle_visible(pw, TRUE);
1318                                 break;
1319                         case 'G': case 'g':
1320                                 pan_search_activate(pw);
1321                                 break;
1322                         case 'W': case 'w':
1323                                 pan_window_close(pw);
1324                                 break;
1325                         default:
1326                                 stop_signal = FALSE;
1327                                 break;
1328                         }
1329 #if 0
1330                 if (n != -1 && fd)
1331                         {
1332                         if (!editor_window_flag_set(n))
1333                                 {
1334                                 pan_fullscreen_toggle(pw, TRUE);
1335                                 }
1336                         file_util_start_editor_from_file(n, fd, GTK_WIDGET(pr));
1337                         }
1338 #endif
1339                 }
1340         else
1341                 {
1342                 stop_signal = TRUE;
1343                 switch (event->keyval)
1344                         {
1345                         case GDK_Escape:
1346                                 if (pw->fs)
1347                                         {
1348                                         pan_fullscreen_toggle(pw, TRUE);
1349                                         }
1350                                 else
1351                                         {
1352                                         pan_search_toggle_visible(pw, FALSE);
1353                                         }
1354                                 break;
1355                         default:
1356                                 stop_signal = FALSE;
1357                                 break;
1358                         }
1359
1360                 if (stop_signal) return stop_signal;
1361
1362                 if (!on_entry)
1363                         {
1364                         stop_signal = TRUE;
1365                         switch (event->keyval)
1366                                 {
1367                                 case '+': case '=': case GDK_KP_Add:
1368                                         pixbuf_renderer_zoom_adjust(pr, ZOOM_INCREMENT);
1369                                         break;
1370                                 case '-': case GDK_KP_Subtract:
1371                                         pixbuf_renderer_zoom_adjust(pr, -ZOOM_INCREMENT);
1372                                         break;
1373                                 case 'Z': case 'z': case GDK_KP_Divide: case '1':
1374                                         pixbuf_renderer_zoom_set(pr, 1.0);
1375                                         break;
1376                                 case '2':
1377                                         pixbuf_renderer_zoom_set(pr, 2.0);
1378                                         break;
1379                                 case '3':
1380                                         pixbuf_renderer_zoom_set(pr, 3.0);
1381                                         break;
1382                                 case '4':
1383                                         pixbuf_renderer_zoom_set(pr, 4.0);
1384                                         break;
1385                                 case '7':
1386                                         pixbuf_renderer_zoom_set(pr, -4.0);
1387                                         break;
1388                                 case '8':
1389                                         pixbuf_renderer_zoom_set(pr, -3.0);
1390                                         break;
1391                                 case '9':
1392                                         pixbuf_renderer_zoom_set(pr, -2.0);
1393                                         break;
1394                                 case 'F': case 'f':
1395                                 case 'V': case 'v':
1396                                 case GDK_F11:
1397                                         pan_fullscreen_toggle(pw, FALSE);
1398                                         break;
1399                                 case 'I': case 'i':
1400 #if 0
1401                                         pan_overlay_toggle(pw);
1402 #endif
1403                                         break;
1404                                 case GDK_Delete: case GDK_KP_Delete:
1405                                         break;
1406                                 case GDK_Menu:
1407                                 case GDK_F10:
1408                                         menu = pan_popup_menu(pw);
1409                                         gtk_menu_popup(GTK_MENU(menu), NULL, NULL,
1410                                                        pan_window_menu_pos_cb, pw, 0, GDK_CURRENT_TIME);
1411                                         break;
1412                                 case '/':
1413                                         pan_search_toggle_visible(pw, TRUE);
1414                                         break;
1415                                 default:
1416                                         stop_signal = FALSE;
1417                                         break;
1418                                 }
1419                         }
1420                 }
1421
1422         return stop_signal;
1423 }
1424
1425 /*
1426  *-----------------------------------------------------------------------------
1427  * info popup
1428  *-----------------------------------------------------------------------------
1429  */
1430
1431 static void pan_info_add_exif(PanTextAlignment *ta, FileData *fd)
1432 {
1433         GList *work;
1434         gint i;
1435
1436         if (!fd) return;
1437
1438         pan_text_alignment_add(ta, NULL, NULL);
1439 #if 0
1440         for (i = 0; ExifUIList[i].key; i++)
1441                 {
1442                 gchar *label;
1443                 gchar *desc;
1444                 gchar *text;
1445
1446                 if (ExifUIList[i].current == EXIF_UI_OFF) continue;
1447
1448                 text = metadata_read_string(fd, ExifUIList[i].key, METADATA_FORMATTED);
1449
1450                 if (ExifUIList[i].current == EXIF_UI_IFSET && (!text || !*text))
1451                         {
1452                         g_free(text);
1453                         continue;
1454                         }
1455
1456                 desc = exif_get_description_by_key(ExifUIList[i].key);
1457                 label = g_strdup_printf("%s:", desc);
1458                 g_free(desc);
1459                 pan_text_alignment_add(ta, label, text);
1460                 g_free(label);
1461                 g_free(text);
1462                 }
1463
1464         work = g_list_last(history_list_get_by_key("exif_extras"));
1465         if (work) pan_text_alignment_add(ta, "---", NULL);
1466         while (work)
1467                 {
1468                 const gchar *name;
1469                 gchar *text;
1470
1471                 name = work->data;
1472                 work = work->prev;
1473
1474                 text =  metadata_read_string(fd, name, METADATA_FORMATTED);
1475                 if (text)
1476                         {
1477                         gchar *label = g_strdup_printf("%s:", name);
1478                         pan_text_alignment_add(ta, label, text);
1479                         g_free(label);
1480                         g_free(text);
1481                         }
1482                 }
1483 #endif
1484 }
1485
1486
1487 static void pan_info_update(PanWindow *pw, PanItem *pi)
1488 {
1489         PanTextAlignment *ta;
1490         PanItem *pbox;
1491         PanItem *p;
1492         gchar *buf;
1493         gint x1, y1, x2, y2, x3, y3;
1494         gint x, y, w, h;
1495
1496         if (pw->click_pi == pi) return;
1497         if (pi && !pi->fd) pi = NULL;
1498
1499         while ((p = pan_item_find_by_key(pw, PAN_ITEM_NONE, "info"))) pan_item_remove(pw, p);
1500         pw->click_pi = pi;
1501
1502         if (!pi) return;
1503
1504         DEBUG_1("info set to %s", pi->fd->path);
1505
1506         pbox = pan_item_box_new(pw, NULL, pi->x + pi->width + 4, pi->y, 10, 10,
1507                                 PAN_POPUP_BORDER,
1508                                 PAN_POPUP_COLOR, PAN_POPUP_ALPHA,
1509                                 PAN_POPUP_BORDER_COLOR, PAN_POPUP_ALPHA);
1510         pan_item_set_key(pbox, "info");
1511
1512         if (pi->type == PAN_ITEM_THUMB && pi->pixbuf)
1513                 {
1514                 w = gdk_pixbuf_get_width(pi->pixbuf);
1515                 h = gdk_pixbuf_get_height(pi->pixbuf);
1516
1517                 x1 = pi->x + pi->width - (pi->width - w) / 2 - 8;
1518                 y1 = pi->y + (pi->height - h) / 2 + 8;
1519                 }
1520         else
1521                 {
1522                 x1 = pi->x + pi->width - 8;
1523                 y1 = pi->y + 8;
1524                 }
1525
1526         x2 = pbox->x + 1;
1527         y2 = pbox->y + 36;
1528         x3 = pbox->x + 1;
1529         y3 = pbox->y + 12;
1530         util_clip_triangle(x1, y1, x2, y2, x3, y3,
1531                            &x, &y, &w, &h);
1532
1533         p = pan_item_tri_new(pw, NULL, x, y, w, h,
1534                              x1, y1, x2, y2, x3, y3,
1535                              PAN_POPUP_COLOR, PAN_POPUP_ALPHA);
1536         pan_item_tri_border(p, PAN_BORDER_1 | PAN_BORDER_3, PAN_POPUP_BORDER_COLOR, PAN_POPUP_ALPHA);
1537         pan_item_set_key(p, "info");
1538         pan_item_added(pw, p);
1539
1540         ta = pan_text_alignment_new(pw, pbox->x + PREF_PAD_BORDER, pbox->y + PREF_PAD_BORDER, "info");
1541
1542         pan_text_alignment_add(ta, _("Filename:"), pi->fd->name);
1543         buf = remove_level_from_path(pi->fd->path);
1544         pan_text_alignment_add(ta, _("Location:"), buf);
1545         g_free(buf);
1546         pan_text_alignment_add(ta, _("Date:"), text_from_time(pi->fd->date));
1547         buf = text_from_size(pi->fd->size);
1548         pan_text_alignment_add(ta, _("Size:"), buf);
1549         g_free(buf);
1550
1551         if (pw->info_includes_exif)
1552                 {
1553                 pan_info_add_exif(ta, pi->fd);
1554                 }
1555
1556         pan_text_alignment_calc(ta, pbox);
1557         pan_text_alignment_free(ta);
1558
1559         pan_item_box_shadow(pbox, PAN_SHADOW_OFFSET * 2, PAN_SHADOW_FADE * 2);
1560         pan_item_added(pw, pbox);
1561
1562         if (pw->info_image_size > PAN_IMAGE_SIZE_THUMB_NONE)
1563                 {
1564                 gint iw, ih;
1565                 if (image_load_dimensions(pi->fd, &iw, &ih))
1566                         {
1567                         gint scale = 25;
1568
1569                         switch (pw->info_image_size)
1570                                 {
1571                                 case PAN_IMAGE_SIZE_10:
1572                                         scale = 10;
1573                                         break;
1574                                 case PAN_IMAGE_SIZE_25:
1575                                         scale = 25;
1576                                         break;
1577                                 case PAN_IMAGE_SIZE_33:
1578                                         scale = 33;
1579                                         break;
1580                                 case PAN_IMAGE_SIZE_50:
1581                                         scale = 50;
1582                                         break;
1583                                 case PAN_IMAGE_SIZE_100:
1584                                         scale = 100;
1585                                         break;
1586                                 }
1587
1588                         iw = MAX(1, iw * scale / 100);
1589                         ih = MAX(1, ih * scale / 100);
1590
1591                         pbox = pan_item_box_new(pw, NULL, pbox->x, pbox->y + pbox->height + 8, 10, 10,
1592                                                 PAN_POPUP_BORDER,
1593                                                 PAN_POPUP_COLOR, PAN_POPUP_ALPHA,
1594                                                 PAN_POPUP_BORDER_COLOR, PAN_POPUP_ALPHA);
1595                         pan_item_set_key(pbox, "info");
1596
1597                         p = pan_item_image_new(pw, file_data_new_simple(pi->fd->path),
1598                                                pbox->x + PREF_PAD_BORDER, pbox->y + PREF_PAD_BORDER, iw, ih);
1599                         pan_item_set_key(p, "info");
1600                         pan_item_size_by_item(pbox, p, PREF_PAD_BORDER);
1601
1602                         pan_item_box_shadow(pbox, PAN_SHADOW_OFFSET * 2, PAN_SHADOW_FADE * 2);
1603                         pan_item_added(pw, pbox);
1604                         }
1605                 }
1606
1607         pan_layout_resize(pw);
1608 }
1609
1610
1611 /*
1612  *-----------------------------------------------------------------------------
1613  * search
1614  *-----------------------------------------------------------------------------
1615  */
1616
1617 static void pan_search_status(PanWindow *pw, const gchar *text)
1618 {
1619         gtk_label_set_text(GTK_LABEL(pw->search_label), (text) ? text : "");
1620 }
1621
1622 static gint pan_search_by_path(PanWindow *pw, const gchar *path)
1623 {
1624         PanItem *pi;
1625         GList *list;
1626         GList *found;
1627         PanItemType type;
1628         gchar *buf;
1629
1630         type = (pw->size > PAN_IMAGE_SIZE_THUMB_LARGE) ? PAN_ITEM_IMAGE : PAN_ITEM_THUMB;
1631
1632         list = pan_item_find_by_path(pw, type, path, FALSE, FALSE);
1633         if (!list) return FALSE;
1634
1635         found = g_list_find(list, pw->click_pi);
1636         if (found && found->next)
1637                 {
1638                 found = found->next;
1639                 pi = found->data;
1640                 }
1641         else
1642                 {
1643                 pi = list->data;
1644                 }
1645
1646         pan_info_update(pw, pi);
1647         image_scroll_to_point(pw->imd, pi->x + pi->width / 2, pi->y + pi->height / 2, 0.5, 0.5);
1648
1649         buf = g_strdup_printf("%s ( %d / %d )",
1650                               (path[0] == G_DIR_SEPARATOR) ? _("path found") : _("filename found"),
1651                               g_list_index(list, pi) + 1,
1652                               g_list_length(list));
1653         pan_search_status(pw, buf);
1654         g_free(buf);
1655
1656         g_list_free(list);
1657
1658         return TRUE;
1659 }
1660
1661 static gint pan_search_by_partial(PanWindow *pw, const gchar *text)
1662 {
1663         PanItem *pi;
1664         GList *list;
1665         GList *found;
1666         PanItemType type;
1667         gchar *buf;
1668
1669         type = (pw->size > PAN_IMAGE_SIZE_THUMB_LARGE) ? PAN_ITEM_IMAGE : PAN_ITEM_THUMB;
1670
1671         list = pan_item_find_by_path(pw, type, text, TRUE, FALSE);
1672         if (!list) list = pan_item_find_by_path(pw, type, text, FALSE, TRUE);
1673         if (!list)
1674                 {
1675                 gchar *needle;
1676
1677                 needle = g_utf8_strdown(text, -1);
1678                 list = pan_item_find_by_path(pw, type, needle, TRUE, TRUE);
1679                 g_free(needle);
1680                 }
1681         if (!list) return FALSE;
1682
1683         found = g_list_find(list, pw->click_pi);
1684         if (found && found->next)
1685                 {
1686                 found = found->next;
1687                 pi = found->data;
1688                 }
1689         else
1690                 {
1691                 pi = list->data;
1692                 }
1693
1694         pan_info_update(pw, pi);
1695         image_scroll_to_point(pw->imd, pi->x + pi->width / 2, pi->y + pi->height / 2, 0.5, 0.5);
1696
1697         buf = g_strdup_printf("%s ( %d / %d )",
1698                               _("partial match"),
1699                               g_list_index(list, pi) + 1,
1700                               g_list_length(list));
1701         pan_search_status(pw, buf);
1702         g_free(buf);
1703
1704         g_list_free(list);
1705
1706         return TRUE;
1707 }
1708
1709 static gint valid_date_separator(gchar c)
1710 {
1711         return (c == '/' || c == '-' || c == ' ' || c == '.' || c == ',');
1712 }
1713
1714 static GList *pan_search_by_date_val(PanWindow *pw, PanItemType type,
1715                                      gint year, gint month, gint day,
1716                                      const gchar *key)
1717 {
1718         GList *list = NULL;
1719         GList *work;
1720
1721         work = g_list_last(pw->list_static);
1722         while (work)
1723                 {
1724                 PanItem *pi;
1725
1726                 pi = work->data;
1727                 work = work->prev;
1728
1729                 if (pi->fd && (pi->type == type || type == PAN_ITEM_NONE) &&
1730                     ((!key && !pi->key) || (key && pi->key && strcmp(key, pi->key) == 0)))
1731                         {
1732                         struct tm *tl;
1733
1734                         tl = localtime(&pi->fd->date);
1735                         if (tl)
1736                                 {
1737                                 gint match;
1738
1739                                 match = (tl->tm_year == year - 1900);
1740                                 if (match && month >= 0) match = (tl->tm_mon == month - 1);
1741                                 if (match && day > 0) match = (tl->tm_mday == day);
1742
1743                                 if (match) list = g_list_prepend(list, pi);
1744                                 }
1745                         }
1746                 }
1747
1748         return g_list_reverse(list);
1749 }
1750
1751 static gint pan_search_by_date(PanWindow *pw, const gchar *text)
1752 {
1753         PanItem *pi = NULL;
1754         GList *list = NULL;
1755         GList *found;
1756         gint year;
1757         gint month = -1;
1758         gint day = -1;
1759         gchar *ptr;
1760         gchar *mptr;
1761         struct tm *lt;
1762         time_t t;
1763         gchar *message;
1764         gchar *buf;
1765         gchar *buf_count;
1766
1767         if (!text) return FALSE;
1768
1769         ptr = (gchar *)text;
1770         while (*ptr != '\0')
1771                 {
1772                 if (!g_unichar_isdigit(*ptr) && !valid_date_separator(*ptr)) return FALSE;
1773                 ptr++;
1774                 }
1775
1776         t = time(NULL);
1777         if (t == -1) return FALSE;
1778         lt = localtime(&t);
1779         if (!lt) return FALSE;
1780
1781         if (valid_date_separator(*text))
1782                 {
1783                 year = -1;
1784                 mptr = (gchar *)text;
1785                 }
1786         else
1787                 {
1788                 year = (gint)strtol(text, &mptr, 10);
1789                 if (mptr == text) return FALSE;
1790                 }
1791
1792         if (*mptr != '\0' && valid_date_separator(*mptr))
1793                 {
1794                 gchar *dptr;
1795
1796                 mptr++;
1797                 month = strtol(mptr, &dptr, 10);
1798                 if (dptr == mptr)
1799                         {
1800                         if (valid_date_separator(*dptr))
1801                                 {
1802                                 month = lt->tm_mon + 1;
1803                                 dptr++;
1804                                 }
1805                         else
1806                                 {
1807                                 month = -1;
1808                                 }
1809                         }
1810                 if (dptr != mptr && *dptr != '\0' && valid_date_separator(*dptr))
1811                         {
1812                         gchar *eptr;
1813                         dptr++;
1814                         day = strtol(dptr, &eptr, 10);
1815                         if (dptr == eptr)
1816                                 {
1817                                 day = lt->tm_mday;
1818                                 }
1819                         }
1820                 }
1821
1822         if (year == -1)
1823                 {
1824                 year = lt->tm_year + 1900;
1825                 }
1826         else if (year < 100)
1827                 {
1828                 if (year > 70)
1829                         year+= 1900;
1830                 else
1831                         year+= 2000;
1832                 }
1833
1834         if (year < 1970 ||
1835             month < -1 || month == 0 || month > 12 ||
1836             day < -1 || day == 0 || day > 31) return FALSE;
1837
1838         t = pan_date_to_time(year, month, day);
1839         if (t < 0) return FALSE;
1840
1841         if (pw->layout == PAN_LAYOUT_CALENDAR)
1842                 {
1843                 list = pan_search_by_date_val(pw, PAN_ITEM_BOX, year, month, day, "day");
1844                 }
1845         else
1846                 {
1847                 PanItemType type;
1848
1849                 type = (pw->size > PAN_IMAGE_SIZE_THUMB_LARGE) ? PAN_ITEM_IMAGE : PAN_ITEM_THUMB;
1850                 list = pan_search_by_date_val(pw, type, year, month, day, NULL);
1851                 }
1852
1853         if (list)
1854                 {
1855                 found = g_list_find(list, pw->search_pi);
1856                 if (found && found->next)
1857                         {
1858                         found = found->next;
1859                         pi = found->data;
1860                         }
1861                 else
1862                         {
1863                         pi = list->data;
1864                         }
1865                 }
1866
1867         pw->search_pi = pi;
1868
1869         if (pw->layout == PAN_LAYOUT_CALENDAR && pi && pi->type == PAN_ITEM_BOX)
1870                 {
1871                 pan_info_update(pw, NULL);
1872                 pan_calendar_update(pw, pi);
1873                 image_scroll_to_point(pw->imd,
1874                                       pi->x + pi->width / 2,
1875                                       pi->y + pi->height / 2, 0.5, 0.5);
1876                 }
1877         else if (pi)
1878                 {
1879                 pan_info_update(pw, pi);
1880                 image_scroll_to_point(pw->imd,
1881                                       pi->x - PAN_BOX_BORDER * 5 / 2,
1882                                       pi->y, 0.0, 0.5);
1883                 }
1884
1885         if (month > 0)
1886                 {
1887                 buf = pan_date_value_string(t, PAN_DATE_LENGTH_MONTH);
1888                 if (day > 0)
1889                         {
1890                         gchar *tmp;
1891                         tmp = buf;
1892                         buf = g_strdup_printf("%d %s", day, tmp);
1893                         g_free(tmp);
1894                         }
1895                 }
1896         else
1897                 {
1898                 buf = pan_date_value_string(t, PAN_DATE_LENGTH_YEAR);
1899                 }
1900
1901         if (pi)
1902                 {
1903                 buf_count = g_strdup_printf("( %d / %d )",
1904                                             g_list_index(list, pi) + 1,
1905                                             g_list_length(list));
1906                 }
1907         else
1908                 {
1909                 buf_count = g_strdup_printf("(%s)", _("no match"));
1910                 }
1911
1912         message = g_strdup_printf("%s %s %s", _("Date:"), buf, buf_count);
1913         g_free(buf);
1914         g_free(buf_count);
1915         pan_search_status(pw, message);
1916         g_free(message);
1917
1918         g_list_free(list);
1919
1920         return TRUE;
1921 }
1922
1923 static void pan_search_activate_cb(const gchar *text, gpointer data)
1924 {
1925         PanWindow *pw = data;
1926
1927         if (!text) return;
1928
1929         tab_completion_append_to_history(pw->search_entry, text);
1930
1931         if (pan_search_by_path(pw, text)) return;
1932
1933         if ((pw->layout == PAN_LAYOUT_TIMELINE ||
1934              pw->layout == PAN_LAYOUT_CALENDAR) &&
1935             pan_search_by_date(pw, text))
1936                 {
1937                 return;
1938                 }
1939
1940         if (pan_search_by_partial(pw, text)) return;
1941
1942         pan_search_status(pw, _("no match"));
1943 }
1944
1945 static void pan_search_activate(PanWindow *pw)
1946 {
1947         gchar *text;
1948
1949 #if 0
1950         if (!GTK_WIDGET_VISIBLE(pw->search_box))
1951                 {
1952                 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(pw->search_button), TRUE);
1953                 }
1954 #endif
1955
1956         text = g_strdup(gtk_entry_get_text(GTK_ENTRY(pw->search_entry)));
1957         pan_search_activate_cb(text, pw);
1958         g_free(text);
1959 }
1960
1961 static void pan_search_toggle_cb(GtkWidget *button, gpointer data)
1962 {
1963         PanWindow *pw = data;
1964         gint visible;
1965
1966         visible = GTK_WIDGET_VISIBLE(pw->search_box);
1967         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(button)) == visible) return;
1968
1969         if (visible)
1970                 {
1971                 gtk_widget_hide(pw->search_box);
1972                 gtk_arrow_set(GTK_ARROW(pw->search_button_arrow), GTK_ARROW_UP, GTK_SHADOW_NONE);
1973                 }
1974         else
1975                 {
1976                 gtk_widget_show(pw->search_box);
1977                 gtk_arrow_set(GTK_ARROW(pw->search_button_arrow), GTK_ARROW_DOWN, GTK_SHADOW_NONE);
1978                 gtk_widget_grab_focus(pw->search_entry);
1979                 }
1980 }
1981
1982 static void pan_search_toggle_visible(PanWindow *pw, gint enable)
1983 {
1984         if (pw->fs) return;
1985
1986         if (enable)
1987                 {
1988                 if (GTK_WIDGET_VISIBLE(pw->search_box))
1989                         {
1990                         gtk_widget_grab_focus(pw->search_entry);
1991                         }
1992                 else
1993                         {
1994                         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(pw->search_button), TRUE);
1995                         }
1996                 }
1997         else
1998                 {
1999                 if (GTK_WIDGET_VISIBLE(pw->search_entry))
2000                         {
2001                         if (GTK_WIDGET_HAS_FOCUS(pw->search_entry))
2002                                 {
2003                                 gtk_widget_grab_focus(GTK_WIDGET(pw->imd->widget));
2004                                 }
2005                         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(pw->search_button), FALSE);
2006                         }
2007                 }
2008 }
2009
2010
2011 /*
2012  *-----------------------------------------------------------------------------
2013  * main window
2014  *-----------------------------------------------------------------------------
2015  */
2016
2017 static void button_cb(PixbufRenderer *pr, GdkEventButton *event, gpointer data)
2018 {
2019         PanWindow *pw = data;
2020         PanItem *pi = NULL;
2021         GtkWidget *menu;
2022         gint rx, ry;
2023
2024         rx = ry = 0;
2025         if (pr->scale)
2026                 {
2027                 rx = (gdouble)(pr->x_scroll + event->x - pr->x_offset) / pr->scale;
2028                 ry = (gdouble)(pr->y_scroll + event->y - pr->y_offset) / pr->scale;
2029                 }
2030
2031         pi = pan_item_find_by_coord(pw, PAN_ITEM_BOX, rx, ry, "info");
2032         if (pi && event->button == MOUSE_BUTTON_LEFT)
2033                 {
2034                 pan_info_update(pw, NULL);
2035                 return;
2036                 }
2037
2038         pi = pan_item_find_by_coord(pw, (pw->size > PAN_IMAGE_SIZE_THUMB_LARGE) ? PAN_ITEM_IMAGE : PAN_ITEM_THUMB,
2039                                     rx, ry, NULL);
2040
2041         switch (event->button)
2042                 {
2043                 case MOUSE_BUTTON_LEFT:
2044                         pan_info_update(pw, pi);
2045
2046                         if (!pi && pw->layout == PAN_LAYOUT_CALENDAR)
2047                                 {
2048                                 pi = pan_item_find_by_coord(pw, PAN_ITEM_BOX, rx, ry, "day");
2049                                 pan_calendar_update(pw, pi);
2050                                 }
2051                         break;
2052                 case MOUSE_BUTTON_MIDDLE:
2053                         break;
2054                 case MOUSE_BUTTON_RIGHT:
2055                         pan_info_update(pw, pi);
2056                         menu = pan_popup_menu(pw);
2057                         gtk_menu_popup(GTK_MENU(menu), NULL, NULL, NULL, NULL, 3, event->time);
2058                         break;
2059                 default:
2060                         break;
2061                 }
2062 }
2063
2064 static void scroll_cb(PixbufRenderer *pr, GdkEventScroll *event, gpointer data)
2065 {
2066 #if 0
2067         PanWindow *pw = data;
2068 #endif
2069         gint w, h;
2070
2071         w = pr->vis_width;
2072         h = pr->vis_height;
2073
2074         if (!(event->state & GDK_SHIFT_MASK))
2075                 {
2076                 w /= 3;
2077                 h /= 3;
2078                 }
2079
2080         if (event->state & GDK_CONTROL_MASK)
2081                 {
2082                 switch (event->direction)
2083                         {
2084                         case GDK_SCROLL_UP:
2085                                 pixbuf_renderer_zoom_adjust_at_point(pr, ZOOM_INCREMENT,
2086                                                                      (gint)event->x, (gint)event->y);
2087                                 break;
2088                         case GDK_SCROLL_DOWN:
2089                                 pixbuf_renderer_zoom_adjust_at_point(pr, -ZOOM_INCREMENT,
2090                                                                      (gint)event->x, (gint)event->y);
2091                                 break;
2092                         default:
2093                                 break;
2094                         }
2095                 }
2096         else
2097                 {
2098                 switch (event->direction)
2099                         {
2100                         case GDK_SCROLL_UP:
2101                                 pixbuf_renderer_scroll(pr, 0, -h);
2102                                 break;
2103                         case GDK_SCROLL_DOWN:
2104                                 pixbuf_renderer_scroll(pr, 0, h);
2105                                 break;
2106                         case GDK_SCROLL_LEFT:
2107                                 pixbuf_renderer_scroll(pr, -w, 0);
2108                                 break;
2109                         case GDK_SCROLL_RIGHT:
2110                                 pixbuf_renderer_scroll(pr, w, 0);
2111                                 break;
2112                         default:
2113                                 break;
2114                         }
2115                 }
2116 }
2117
2118 static void pan_image_set_buttons(PanWindow *pw, ImageWindow *imd)
2119 {
2120         g_signal_connect(G_OBJECT(imd->pr), "clicked",
2121                          G_CALLBACK(button_cb), pw);
2122         g_signal_connect(G_OBJECT(imd->pr), "scroll_event",
2123                          G_CALLBACK(scroll_cb), pw);
2124 }
2125
2126 static void pan_fullscreen_stop_func(FullScreenData *fs, gpointer data)
2127 {
2128         PanWindow *pw = data;
2129
2130         pw->fs = NULL;
2131         pw->imd = pw->imd_normal;
2132 }
2133
2134 static void pan_fullscreen_toggle(PanWindow *pw, gint force_off)
2135 {
2136         if (force_off && !pw->fs) return;
2137
2138         if (pw->fs)
2139                 {
2140                 fullscreen_stop(pw->fs);
2141                 }
2142         else
2143                 {
2144                 pw->fs = fullscreen_start(pw->window, pw->imd, pan_fullscreen_stop_func, pw);
2145                 pan_image_set_buttons(pw, pw->fs->imd);
2146                 g_signal_connect(G_OBJECT(pw->fs->window), "key_press_event",
2147                                  G_CALLBACK(pan_window_key_press_cb), pw);
2148
2149                 pw->imd = pw->fs->imd;
2150                 }
2151 }
2152
2153 static void pan_window_image_zoom_cb(PixbufRenderer *pr, gdouble zoom, gpointer data)
2154 {
2155         PanWindow *pw = data;
2156         gchar *text;
2157
2158         text = image_zoom_get_as_text(pw->imd);
2159         gtk_label_set_text(GTK_LABEL(pw->label_zoom), text);
2160         g_free(text);
2161 }
2162
2163 static void pan_window_image_scroll_notify_cb(PixbufRenderer *pr, gpointer data)
2164 {
2165         PanWindow *pw = data;
2166         GtkAdjustment *adj;
2167         GdkRectangle rect;
2168         gint width, height;
2169
2170         if (pr->scale == 0.0) return;
2171
2172         pixbuf_renderer_get_visible_rect(pr, &rect);
2173         pixbuf_renderer_get_image_size(pr, &width, &height);
2174
2175         adj = gtk_range_get_adjustment(GTK_RANGE(pw->scrollbar_h));
2176         adj->page_size = (gdouble)rect.width;
2177         adj->page_increment = adj->page_size / 2.0;
2178         adj->step_increment = 48.0 / pr->scale;
2179         adj->lower = 0.0;
2180         adj->upper = MAX((gdouble)width, 1.0);
2181         adj->value = (gdouble)rect.x;
2182
2183         pref_signal_block_data(pw->scrollbar_h, pw);
2184         gtk_adjustment_changed(adj);
2185         gtk_adjustment_value_changed(adj);
2186         pref_signal_unblock_data(pw->scrollbar_h, pw);
2187
2188         adj = gtk_range_get_adjustment(GTK_RANGE(pw->scrollbar_v));
2189         adj->page_size = (gdouble)rect.height;
2190         adj->page_increment = adj->page_size / 2.0;
2191         adj->step_increment = 48.0 / pr->scale;
2192         adj->lower = 0.0;
2193         adj->upper = MAX((gdouble)height, 1.0);
2194         adj->value = (gdouble)rect.y;
2195
2196         pref_signal_block_data(pw->scrollbar_v, pw);
2197         gtk_adjustment_changed(adj);
2198         gtk_adjustment_value_changed(adj);
2199         pref_signal_unblock_data(pw->scrollbar_v, pw);
2200 }
2201
2202 static void pan_window_scrollbar_h_value_cb(GtkRange *range, gpointer data)
2203 {
2204         PanWindow *pw = data;
2205         PixbufRenderer *pr;
2206         gint x;
2207
2208         pr = PIXBUF_RENDERER(pw->imd_normal->pr);
2209
2210         if (!pr->scale) return;
2211
2212         x = (gint)gtk_range_get_value(range);
2213
2214         pixbuf_renderer_scroll_to_point(pr, x, (gint)((gdouble)pr->y_scroll / pr->scale), 0.0, 0.0);
2215 }
2216
2217 static void pan_window_scrollbar_v_value_cb(GtkRange *range, gpointer data)
2218 {
2219         PanWindow *pw = data;
2220         PixbufRenderer *pr;
2221         gint y;
2222
2223         pr = PIXBUF_RENDERER(pw->imd_normal->pr);
2224
2225         if (!pr->scale) return;
2226
2227         y = (gint)gtk_range_get_value(range);
2228
2229         pixbuf_renderer_scroll_to_point(pr, (gint)((gdouble)pr->x_scroll / pr->scale), y, 0.0, 0.0);
2230 }
2231
2232 static void pan_window_layout_change_cb(GtkWidget *combo, gpointer data)
2233 {
2234         PanWindow *pw = data;
2235
2236         pw->layout = gtk_combo_box_get_active(GTK_COMBO_BOX(combo));
2237         pan_layout_update(pw);
2238 }
2239
2240 static void pan_window_layout_size_cb(GtkWidget *combo, gpointer data)
2241 {
2242         PanWindow *pw = data;
2243
2244         pw->size = gtk_combo_box_get_active(GTK_COMBO_BOX(combo));
2245         pan_layout_update(pw);
2246 }
2247
2248 #if 0
2249 static void pan_window_date_toggle_cb(GtkWidget *button, gpointer data)
2250 {
2251         PanWindow *pw = data;
2252
2253         pw->exif_date_enable = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(button));
2254         pan_layout_update(pw);
2255 }
2256 #endif
2257
2258 static void pan_window_entry_activate_cb(const gchar *new_text, gpointer data)
2259 {
2260         PanWindow *pw = data;
2261         gchar *path;
2262
2263         path = remove_trailing_slash(new_text);
2264         parse_out_relatives(path);
2265
2266         if (!isdir(path))
2267                 {
2268                 warning_dialog(_("Folder not found"),
2269                                _("The entered path is not a folder"),
2270                                GTK_STOCK_DIALOG_WARNING, pw->path_entry);
2271                 }
2272         else
2273                 {
2274                 FileData *dir_fd = file_data_new_simple(path);
2275                 tab_completion_append_to_history(pw->path_entry, path);
2276
2277                 pan_layout_set_fd(pw, dir_fd);
2278                 file_data_unref(dir_fd);
2279                 }
2280
2281         g_free(path);
2282 }
2283
2284 static void pan_window_entry_change_cb(GtkWidget *combo, gpointer data)
2285 {
2286         PanWindow *pw = data;
2287         gchar *text;
2288
2289         if (gtk_combo_box_get_active(GTK_COMBO_BOX(combo)) < 0) return;
2290
2291         text = g_strdup(gtk_entry_get_text(GTK_ENTRY(pw->path_entry)));
2292         pan_window_entry_activate_cb(text, pw);
2293         g_free(text);
2294 }
2295
2296 static void pan_window_close(PanWindow *pw)
2297 {
2298         pan_window_list = g_list_remove(pan_window_list, pw);
2299
2300         pref_list_int_set(PAN_PREF_GROUP, PAN_PREF_EXIF_PAN_DATE, pw->exif_date_enable);
2301         pref_list_int_set(PAN_PREF_GROUP, PAN_PREF_INFO_IMAGE, pw->info_image_size);
2302         pref_list_int_set(PAN_PREF_GROUP, PAN_PREF_INFO_EXIF, pw->info_includes_exif);
2303
2304         if (pw->idle_id != -1)
2305                 {
2306                 g_source_remove(pw->idle_id);
2307                 }
2308
2309         pan_fullscreen_toggle(pw, TRUE);
2310         gtk_widget_destroy(pw->window);
2311
2312         pan_window_items_free(pw);
2313         pan_cache_free(pw);
2314
2315         file_data_unref(pw->dir_fd);
2316
2317         g_free(pw);
2318 }
2319
2320 static gint pan_window_delete_cb(GtkWidget *w, GdkEventAny *event, gpointer data)
2321 {
2322         PanWindow *pw = data;
2323
2324         pan_window_close(pw);
2325         return TRUE;
2326 }
2327
2328 static void pan_window_new_real(FileData *dir_fd)
2329 {
2330         PanWindow *pw;
2331         GtkWidget *vbox;
2332         GtkWidget *box;
2333         GtkWidget *combo;
2334         GtkWidget *hbox;
2335         GtkWidget *frame;
2336         GtkWidget *table;
2337         GdkGeometry geometry;
2338
2339         pw = g_new0(PanWindow, 1);
2340
2341         pw->dir_fd = file_data_ref(dir_fd);
2342         pw->layout = PAN_LAYOUT_TIMELINE;
2343         pw->size = PAN_IMAGE_SIZE_THUMB_NORMAL;
2344         pw->thumb_size = PAN_THUMB_SIZE_NORMAL;
2345         pw->thumb_gap = PAN_THUMB_GAP_NORMAL;
2346
2347         if (!pref_list_int_get(PAN_PREF_GROUP, PAN_PREF_EXIF_PAN_DATE, &pw->exif_date_enable))
2348                 {
2349                 pw->exif_date_enable = FALSE;
2350                 }
2351         if (!pref_list_int_get(PAN_PREF_GROUP, PAN_PREF_INFO_IMAGE, &pw->info_image_size))
2352                 {
2353                 pw->info_image_size = PAN_IMAGE_SIZE_THUMB_NONE;
2354                 }
2355         if (!pref_list_int_get(PAN_PREF_GROUP, PAN_PREF_INFO_EXIF, &pw->info_includes_exif))
2356                 {
2357                 pw->info_includes_exif = TRUE;
2358                 }
2359
2360         pw->ignore_symlinks = TRUE;
2361
2362         pw->overlay_id = -1;
2363         pw->idle_id = -1;
2364
2365         pw->window = window_new(GTK_WINDOW_TOPLEVEL, "panview", NULL, NULL, _("Pan View"));
2366
2367         geometry.min_width = DEFAULT_MINIMAL_WINDOW_SIZE;
2368         geometry.min_height = DEFAULT_MINIMAL_WINDOW_SIZE;
2369         gtk_window_set_geometry_hints(GTK_WINDOW(pw->window), NULL, &geometry, GDK_HINT_MIN_SIZE);
2370
2371         gtk_window_set_resizable(GTK_WINDOW(pw->window), TRUE);
2372         gtk_container_set_border_width(GTK_CONTAINER(pw->window), 0);
2373
2374         vbox = gtk_vbox_new(FALSE, 0);
2375         gtk_container_add(GTK_CONTAINER(pw->window), vbox);
2376         gtk_widget_show(vbox);
2377
2378         box = pref_box_new(vbox, FALSE, GTK_ORIENTATION_HORIZONTAL, PREF_PAD_SPACE);
2379
2380         pref_spacer(box, 0);
2381         pref_label_new(box, _("Location:"));
2382         combo = tab_completion_new_with_history(&pw->path_entry, dir_fd->path, "pan_view_path", -1,
2383                                                 pan_window_entry_activate_cb, pw);
2384         g_signal_connect(G_OBJECT(pw->path_entry->parent), "changed",
2385                          G_CALLBACK(pan_window_entry_change_cb), pw);
2386         gtk_box_pack_start(GTK_BOX(box), combo, TRUE, TRUE, 0);
2387         gtk_widget_show(combo);
2388
2389         combo = gtk_combo_box_new_text();
2390         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Timeline"));
2391         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Calendar"));
2392         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Folders"));
2393         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Folders (flower)"));
2394         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Grid"));
2395
2396         gtk_combo_box_set_active(GTK_COMBO_BOX(combo), pw->layout);
2397         g_signal_connect(G_OBJECT(combo), "changed",
2398                          G_CALLBACK(pan_window_layout_change_cb), pw);
2399         gtk_box_pack_start(GTK_BOX(box), combo, FALSE, FALSE, 0);
2400         gtk_widget_show(combo);
2401
2402         combo = gtk_combo_box_new_text();
2403         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Dots"));
2404         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("No Images"));
2405         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Small Thumbnails"));
2406         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Normal Thumbnails"));
2407         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("Large Thumbnails"));
2408         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("1:10 (10%)"));
2409         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("1:4 (25%)"));
2410         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("1:3 (33%)"));
2411         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("1:2 (50%)"));
2412         gtk_combo_box_append_text(GTK_COMBO_BOX(combo), _("1:1 (100%)"));
2413
2414         gtk_combo_box_set_active(GTK_COMBO_BOX(combo), pw->size);
2415         g_signal_connect(G_OBJECT(combo), "changed",
2416                          G_CALLBACK(pan_window_layout_size_cb), pw);
2417         gtk_box_pack_start(GTK_BOX(box), combo, FALSE, FALSE, 0);
2418         gtk_widget_show(combo);
2419
2420         table = pref_table_new(vbox, 2, 2, FALSE, TRUE);
2421         gtk_table_set_row_spacings(GTK_TABLE(table), 2);
2422         gtk_table_set_col_spacings(GTK_TABLE(table), 2);
2423
2424         pw->imd = image_new(TRUE);
2425         pw->imd_normal = pw->imd;
2426
2427         g_signal_connect(G_OBJECT(pw->imd->pr), "zoom",
2428                          G_CALLBACK(pan_window_image_zoom_cb), pw);
2429         g_signal_connect(G_OBJECT(pw->imd->pr), "scroll_notify",
2430                          G_CALLBACK(pan_window_image_scroll_notify_cb), pw);
2431
2432         gtk_table_attach(GTK_TABLE(table), pw->imd->widget, 0, 1, 0, 1,
2433                          GTK_FILL | GTK_EXPAND, GTK_FILL | GTK_EXPAND, 0, 0);
2434         gtk_widget_show(GTK_WIDGET(pw->imd->widget));
2435
2436         pan_window_dnd_init(pw);
2437
2438         pan_image_set_buttons(pw, pw->imd);
2439
2440         pw->scrollbar_h = gtk_hscrollbar_new(NULL);
2441         g_signal_connect(G_OBJECT(pw->scrollbar_h), "value_changed",
2442                          G_CALLBACK(pan_window_scrollbar_h_value_cb), pw);
2443         gtk_table_attach(GTK_TABLE(table), pw->scrollbar_h, 0, 1, 1, 2,
2444                          GTK_FILL | GTK_EXPAND, 0, 0, 0);
2445         gtk_widget_show(pw->scrollbar_h);
2446
2447         pw->scrollbar_v = gtk_vscrollbar_new(NULL);
2448         g_signal_connect(G_OBJECT(pw->scrollbar_v), "value_changed",
2449                          G_CALLBACK(pan_window_scrollbar_v_value_cb), pw);
2450         gtk_table_attach(GTK_TABLE(table), pw->scrollbar_v, 1, 2, 0, 1,
2451                          0, GTK_FILL | GTK_EXPAND, 0, 0);
2452         gtk_widget_show(pw->scrollbar_v);
2453
2454         /* find bar */
2455
2456         pw->search_box = gtk_hbox_new(FALSE, PREF_PAD_SPACE);
2457         gtk_box_pack_start(GTK_BOX(vbox), pw->search_box, FALSE, FALSE, 2);
2458
2459         pref_spacer(pw->search_box, 0);
2460         pref_label_new(pw->search_box, _("Find:"));
2461
2462         hbox = gtk_hbox_new(TRUE, PREF_PAD_SPACE);
2463         gtk_box_pack_start(GTK_BOX(pw->search_box), hbox, TRUE, TRUE, 0);
2464         gtk_widget_show(hbox);
2465
2466         combo = tab_completion_new_with_history(&pw->search_entry, "", "pan_view_search", -1,
2467                                                 pan_search_activate_cb, pw);
2468         gtk_box_pack_start(GTK_BOX(hbox), combo, TRUE, TRUE, 0);
2469         gtk_widget_show(combo);
2470
2471         pw->search_label = gtk_label_new("");
2472         gtk_box_pack_start(GTK_BOX(hbox), pw->search_label, TRUE, TRUE, 0);
2473         gtk_widget_show(pw->search_label);
2474
2475         /* status bar */
2476
2477         box = pref_box_new(vbox, FALSE, GTK_ORIENTATION_HORIZONTAL, 0);
2478
2479         frame = gtk_frame_new(NULL);
2480         gtk_frame_set_shadow_type(GTK_FRAME(frame), GTK_SHADOW_IN);
2481         gtk_widget_set_size_request(frame, ZOOM_LABEL_WIDTH, -1);
2482         gtk_box_pack_start(GTK_BOX(box), frame, TRUE, TRUE, 0);
2483         gtk_widget_show(frame);
2484
2485         hbox = gtk_hbox_new(FALSE, PREF_PAD_SPACE);
2486         gtk_container_add(GTK_CONTAINER(frame), hbox);
2487         gtk_widget_show(hbox);
2488
2489         pref_spacer(hbox, 0);
2490         pw->label_message = pref_label_new(hbox, "");
2491
2492         frame = gtk_frame_new(NULL);
2493         gtk_frame_set_shadow_type(GTK_FRAME(frame), GTK_SHADOW_IN);
2494         gtk_widget_set_size_request(frame, ZOOM_LABEL_WIDTH, -1);
2495         gtk_box_pack_end(GTK_BOX(box), frame, FALSE, FALSE, 0);
2496         gtk_widget_show(frame);
2497
2498         pw->label_zoom = gtk_label_new("");
2499         gtk_container_add(GTK_CONTAINER(frame), pw->label_zoom);
2500         gtk_widget_show(pw->label_zoom);
2501
2502 #if 0
2503         pw->date_button = pref_checkbox_new(box, _("Use Exif date"), pw->exif_date_enable,
2504                                             G_CALLBACK(pan_window_date_toggle_cb), pw);
2505 #endif
2506
2507         pw->search_button = gtk_toggle_button_new();
2508         gtk_button_set_relief(GTK_BUTTON(pw->search_button), GTK_RELIEF_NONE);
2509         gtk_button_set_focus_on_click(GTK_BUTTON(pw->search_button), FALSE);
2510         hbox = gtk_hbox_new(FALSE, PREF_PAD_GAP);
2511         gtk_container_add(GTK_CONTAINER(pw->search_button), hbox);
2512         gtk_widget_show(hbox);
2513         pw->search_button_arrow = gtk_arrow_new(GTK_ARROW_UP, GTK_SHADOW_NONE);
2514         gtk_box_pack_start(GTK_BOX(hbox), pw->search_button_arrow, FALSE, FALSE, 0);
2515         gtk_widget_show(pw->search_button_arrow);
2516         pref_label_new(hbox, _("Find"));
2517
2518         gtk_box_pack_end(GTK_BOX(box), pw->search_button, FALSE, FALSE, 0);
2519         gtk_widget_show(pw->search_button);
2520         g_signal_connect(G_OBJECT(pw->search_button), "clicked",
2521                          G_CALLBACK(pan_search_toggle_cb), pw);
2522
2523         g_signal_connect(G_OBJECT(pw->window), "delete_event",
2524                          G_CALLBACK(pan_window_delete_cb), pw);
2525         g_signal_connect(G_OBJECT(pw->window), "key_press_event",
2526                          G_CALLBACK(pan_window_key_press_cb), pw);
2527
2528         gtk_window_set_default_size(GTK_WINDOW(pw->window), PAN_WINDOW_DEFAULT_WIDTH, PAN_WINDOW_DEFAULT_HEIGHT);
2529
2530         pan_layout_update(pw);
2531
2532         gtk_widget_grab_focus(GTK_WIDGET(pw->imd->widget));
2533         gtk_widget_show(pw->window);
2534
2535         pan_window_list = g_list_append(pan_window_list, pw);
2536 }
2537
2538 /*
2539  *-----------------------------------------------------------------------------
2540  * peformance warnings
2541  *-----------------------------------------------------------------------------
2542  */
2543
2544 static void pan_warning_ok_cb(GenericDialog *gd, gpointer data)
2545 {
2546         FileData *dir_fd = data;
2547
2548         generic_dialog_close(gd);
2549
2550         pan_window_new_real(dir_fd);
2551         file_data_unref(dir_fd);
2552 }
2553
2554 static void pan_warning_hide_cb(GtkWidget *button, gpointer data)
2555 {
2556         gint hide_dlg;
2557
2558         hide_dlg = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(button));
2559         pref_list_int_set(PAN_PREF_GROUP, PAN_PREF_HIDE_WARNING, hide_dlg);
2560 }
2561
2562 static gint pan_warning(FileData *dir_fd)
2563 {
2564         GenericDialog *gd;
2565         GtkWidget *box;
2566         GtkWidget *group;
2567         GtkWidget *button;
2568         GtkWidget *ct_button;
2569         gint hide_dlg;
2570
2571         if (dir_fd && strcmp(dir_fd->path, G_DIR_SEPARATOR_S) == 0)
2572                 {
2573                 pan_warning_folder(dir_fd->path, NULL);
2574                 return TRUE;
2575                 }
2576
2577         if (options->thumbnails.enable_caching &&
2578             options->thumbnails.spec_standard) return FALSE;
2579
2580         if (!pref_list_int_get(PAN_PREF_GROUP, PAN_PREF_HIDE_WARNING, &hide_dlg)) hide_dlg = FALSE;
2581         if (hide_dlg) return FALSE;
2582
2583         gd = generic_dialog_new(_("Pan View Performance"), "pan_view_warning", NULL, FALSE,
2584                                 NULL, NULL);
2585         gd->data = file_data_ref(dir_fd);
2586         generic_dialog_add_button(gd, GTK_STOCK_OK, NULL,
2587                                   pan_warning_ok_cb, TRUE);
2588
2589         box = generic_dialog_add_message(gd, GTK_STOCK_DIALOG_INFO,
2590                                          _("Pan view performance may be poor."),
2591                                          _("To improve performance of thumbnails in the pan view the"
2592                                            " following options can be enabled. Note that both options"
2593                                            " must be enabled to notice a change in performance."));
2594
2595         group = pref_box_new(box, FALSE, GTK_ORIENTATION_HORIZONTAL, 0);
2596         pref_spacer(group, PREF_PAD_INDENT);
2597         group = pref_box_new(group, TRUE, GTK_ORIENTATION_VERTICAL, PREF_PAD_GAP);
2598
2599         ct_button = pref_checkbox_new_int(group, _("Cache thumbnails"),
2600                                           options->thumbnails.enable_caching, &options->thumbnails.enable_caching);
2601         button = pref_checkbox_new_int(group, _("Use shared thumbnail cache"),
2602                                        options->thumbnails.spec_standard, &options->thumbnails.spec_standard);
2603         pref_checkbox_link_sensitivity(ct_button, button);
2604
2605         pref_line(box, 0);
2606
2607         pref_checkbox_new(box, _("Do not show this dialog again"), hide_dlg,
2608                           G_CALLBACK(pan_warning_hide_cb), NULL);
2609
2610         gtk_widget_show(gd->dialog);
2611
2612         return TRUE;
2613 }
2614
2615
2616 /*
2617  *-----------------------------------------------------------------------------
2618  * entry point
2619  *-----------------------------------------------------------------------------
2620  */
2621
2622 void pan_window_new(FileData *dir_fd)
2623 {
2624         if (pan_warning(dir_fd)) return;
2625
2626         pan_window_new_real(dir_fd);
2627 }
2628
2629
2630 /*
2631  *-----------------------------------------------------------------------------
2632  * menus
2633  *-----------------------------------------------------------------------------
2634  */
2635
2636 #define INFO_IMAGE_SIZE_KEY "image_size_data"
2637
2638
2639 static void pan_new_window_cb(GtkWidget *widget, gpointer data)
2640 {
2641         PanWindow *pw = data;
2642         FileData *fd;
2643
2644         fd = pan_menu_click_fd(pw);
2645         if (fd)
2646                 {
2647                 pan_fullscreen_toggle(pw, TRUE);
2648                 view_window_new(fd);
2649                 }
2650 }
2651
2652 static void pan_edit_cb(GtkWidget *widget, gpointer data)
2653 {
2654         PanWindow *pw;
2655         FileData *fd;
2656         const gchar *key = data;
2657
2658         pw = submenu_item_get_data(widget);
2659         if (!pw) return;
2660
2661         fd = pan_menu_click_fd(pw);
2662         if (fd)
2663                 {
2664                 if (!editor_window_flag_set(key))
2665                         {
2666                         pan_fullscreen_toggle(pw, TRUE);
2667                         }
2668                 file_util_start_editor_from_file(key, fd, pw->imd->widget);
2669                 }
2670 }
2671
2672 static void pan_zoom_in_cb(GtkWidget *widget, gpointer data)
2673 {
2674         PanWindow *pw = data;
2675
2676         image_zoom_adjust(pw->imd, ZOOM_INCREMENT);
2677 }
2678
2679 static void pan_zoom_out_cb(GtkWidget *widget, gpointer data)
2680 {
2681         PanWindow *pw = data;
2682
2683         image_zoom_adjust(pw->imd, -ZOOM_INCREMENT);
2684 }
2685
2686 static void pan_zoom_1_1_cb(GtkWidget *widget, gpointer data)
2687 {
2688         PanWindow *pw = data;
2689
2690         image_zoom_set(pw->imd, 1.0);
2691 }
2692
2693 static void pan_copy_cb(GtkWidget *widget, gpointer data)
2694 {
2695         PanWindow *pw = data;
2696         FileData *fd;
2697
2698         fd = pan_menu_click_fd(pw);
2699         if (fd) file_util_copy(fd, NULL, NULL, pw->imd->widget);
2700 }
2701
2702 static void pan_move_cb(GtkWidget *widget, gpointer data)
2703 {
2704         PanWindow *pw = data;
2705         FileData *fd;
2706
2707         fd = pan_menu_click_fd(pw);
2708         if (fd) file_util_move(fd, NULL, NULL, pw->imd->widget);
2709 }
2710
2711 static void pan_rename_cb(GtkWidget *widget, gpointer data)
2712 {
2713         PanWindow *pw = data;
2714         FileData *fd;
2715
2716         fd = pan_menu_click_fd(pw);
2717         if (fd) file_util_rename(fd, NULL, pw->imd->widget);
2718 }
2719
2720 static void pan_delete_cb(GtkWidget *widget, gpointer data)
2721 {
2722         PanWindow *pw = data;
2723         FileData *fd;
2724
2725         fd = pan_menu_click_fd(pw);
2726         if (fd) file_util_delete(fd, NULL, pw->imd->widget);
2727 }
2728
2729 static void pan_copy_path_cb(GtkWidget *widget, gpointer data)
2730 {
2731         PanWindow *pw = data;
2732         FileData *fd;
2733
2734         fd = pan_menu_click_fd(pw);
2735         if (fd) file_util_copy_path_to_clipboard(fd);
2736 }
2737
2738 static void pan_exif_date_toggle_cb(GtkWidget *widget, gpointer data)
2739 {
2740         PanWindow *pw = data;
2741
2742         pw->exif_date_enable = gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget));
2743         pan_layout_update(pw);
2744 }
2745
2746 static void pan_info_toggle_exif_cb(GtkWidget *widget, gpointer data)
2747 {
2748         PanWindow *pw = data;
2749
2750         pw->info_includes_exif = gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget));
2751         /* fixme: sync info now */
2752 }
2753
2754 static void pan_info_toggle_image_cb(GtkWidget *widget, gpointer data)
2755 {
2756         PanWindow *pw = data;
2757
2758         pw->info_image_size = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(widget), INFO_IMAGE_SIZE_KEY));
2759         /* fixme: sync info now */
2760 }
2761
2762 static void pan_fullscreen_cb(GtkWidget *widget, gpointer data)
2763 {
2764         PanWindow *pw = data;
2765
2766         pan_fullscreen_toggle(pw, FALSE);
2767 }
2768
2769 static void pan_close_cb(GtkWidget *widget, gpointer data)
2770 {
2771         PanWindow *pw = data;
2772
2773         pan_window_close(pw);
2774 }
2775
2776 static void pan_popup_menu_destroy_cb(GtkWidget *widget, gpointer data)
2777 {
2778         PanWindow *pw = data;
2779
2780         filelist_free(pw->editmenu_fd_list);
2781         pw->editmenu_fd_list = NULL;
2782 }
2783
2784 static GList *pan_view_get_fd_list(PanWindow *pw)
2785 {
2786         GList *list = NULL;
2787         FileData *fd = pan_menu_click_fd(pw);
2788
2789         if (fd) list = g_list_append(NULL, file_data_ref(fd));
2790
2791         return list;
2792 }
2793
2794 static GtkWidget *pan_popup_menu(PanWindow *pw)
2795 {
2796         GtkWidget *menu;
2797         GtkWidget *submenu;
2798         GtkWidget *item;
2799         gint active;
2800
2801         active = (pw->click_pi != NULL);
2802
2803         menu = popup_menu_short_lived();
2804         g_signal_connect(G_OBJECT(menu), "destroy",
2805                          G_CALLBACK(pan_popup_menu_destroy_cb), pw);
2806
2807         menu_item_add_stock(menu, _("Zoom _in"), GTK_STOCK_ZOOM_IN,
2808                             G_CALLBACK(pan_zoom_in_cb), pw);
2809         menu_item_add_stock(menu, _("Zoom _out"), GTK_STOCK_ZOOM_OUT,
2810                             G_CALLBACK(pan_zoom_out_cb), pw);
2811         menu_item_add_stock(menu, _("Zoom _1:1"), GTK_STOCK_ZOOM_100,
2812                             G_CALLBACK(pan_zoom_1_1_cb), pw);
2813         menu_item_add_divider(menu);
2814
2815         pw->editmenu_fd_list = pan_view_get_fd_list(pw);
2816         submenu_add_edit(menu, &item, G_CALLBACK(pan_edit_cb), pw, pw->editmenu_fd_list);
2817         gtk_widget_set_sensitive(item, active);
2818
2819         menu_item_add_stock_sensitive(menu, _("View in _new window"), GTK_STOCK_NEW, active,
2820                                       G_CALLBACK(pan_new_window_cb), pw);
2821
2822         menu_item_add_divider(menu);
2823         menu_item_add_stock_sensitive(menu, _("_Copy..."), GTK_STOCK_COPY, active,
2824                                       G_CALLBACK(pan_copy_cb), pw);
2825         menu_item_add_sensitive(menu, _("_Move..."), active,
2826                                 G_CALLBACK(pan_move_cb), pw);
2827         menu_item_add_sensitive(menu, _("_Rename..."), active,
2828                                 G_CALLBACK(pan_rename_cb), pw);
2829         menu_item_add_stock_sensitive(menu, _("_Delete..."), GTK_STOCK_DELETE, active,
2830                                       G_CALLBACK(pan_delete_cb), pw);
2831         if (options->show_copy_path)
2832                 menu_item_add_sensitive(menu, _("_Copy path"), active,
2833                                         G_CALLBACK(pan_copy_path_cb), pw);
2834
2835         menu_item_add_divider(menu);
2836         item = menu_item_add_check(menu, _("Sort by E_xif date"), pw->exif_date_enable,
2837                                    G_CALLBACK(pan_exif_date_toggle_cb), pw);
2838         gtk_widget_set_sensitive(item, (pw->layout == PAN_LAYOUT_TIMELINE || pw->layout == PAN_LAYOUT_CALENDAR));
2839
2840         menu_item_add_divider(menu);
2841
2842         menu_item_add_check(menu, _("_Show Exif information"), pw->info_includes_exif,
2843                             G_CALLBACK(pan_info_toggle_exif_cb), pw);
2844         item = menu_item_add(menu, _("Show im_age"), NULL, NULL);
2845         submenu = gtk_menu_new();
2846         gtk_menu_item_set_submenu(GTK_MENU_ITEM(item), submenu);
2847
2848         item = menu_item_add_check(submenu, _("_None"), (pw->info_image_size == PAN_IMAGE_SIZE_THUMB_NONE),
2849                                    G_CALLBACK(pan_info_toggle_image_cb), pw);
2850         g_object_set_data(G_OBJECT(item), INFO_IMAGE_SIZE_KEY, GINT_TO_POINTER(PAN_IMAGE_SIZE_THUMB_NONE));
2851
2852         item = menu_item_add_check(submenu, _("_Full size"), (pw->info_image_size == PAN_IMAGE_SIZE_100),
2853                                    G_CALLBACK(pan_info_toggle_image_cb), pw);
2854         g_object_set_data(G_OBJECT(item), INFO_IMAGE_SIZE_KEY, GINT_TO_POINTER(PAN_IMAGE_SIZE_100));
2855
2856         item = menu_item_add_check(submenu, _("1:2 (50%)"), (pw->info_image_size == PAN_IMAGE_SIZE_50),
2857                                    G_CALLBACK(pan_info_toggle_image_cb), pw);
2858         g_object_set_data(G_OBJECT(item), INFO_IMAGE_SIZE_KEY, GINT_TO_POINTER(PAN_IMAGE_SIZE_50));
2859
2860         item = menu_item_add_check(submenu, _("1:3 (33%)"), (pw->info_image_size == PAN_IMAGE_SIZE_33),
2861                                    G_CALLBACK(pan_info_toggle_image_cb), pw);
2862         g_object_set_data(G_OBJECT(item), INFO_IMAGE_SIZE_KEY, GINT_TO_POINTER(PAN_IMAGE_SIZE_33));
2863
2864         item = menu_item_add_check(submenu, _("1:4 (25%)"), (pw->info_image_size == PAN_IMAGE_SIZE_25),
2865                                    G_CALLBACK(pan_info_toggle_image_cb), pw);
2866         g_object_set_data(G_OBJECT(item), INFO_IMAGE_SIZE_KEY, GINT_TO_POINTER(PAN_IMAGE_SIZE_25));
2867
2868         item = menu_item_add_check(submenu, _("1:10 (10%)"), (pw->info_image_size == PAN_IMAGE_SIZE_10),
2869                                    G_CALLBACK(pan_info_toggle_image_cb), pw);
2870         g_object_set_data(G_OBJECT(item), INFO_IMAGE_SIZE_KEY, GINT_TO_POINTER(PAN_IMAGE_SIZE_10));
2871
2872
2873
2874         menu_item_add_divider(menu);
2875
2876         if (pw->fs)
2877                 {
2878                 menu_item_add(menu, _("Exit _full screen"), G_CALLBACK(pan_fullscreen_cb), pw);
2879                 }
2880         else
2881                 {
2882                 menu_item_add(menu, _("_Full screen"), G_CALLBACK(pan_fullscreen_cb), pw);
2883                 }
2884
2885         menu_item_add_divider(menu);
2886         menu_item_add_stock(menu, _("C_lose window"), GTK_STOCK_CLOSE, G_CALLBACK(pan_close_cb), pw);
2887
2888         return menu;
2889 }
2890
2891
2892 /*
2893  *-----------------------------------------------------------------------------
2894  * drag and drop
2895  *-----------------------------------------------------------------------------
2896  */
2897
2898 static void pan_window_get_dnd_data(GtkWidget *widget, GdkDragContext *context,
2899                                     gint x, gint y,
2900                                     GtkSelectionData *selection_data, guint info,
2901                                     guint time, gpointer data)
2902 {
2903         PanWindow *pw = data;
2904
2905         if (gtk_drag_get_source_widget(context) == pw->imd->pr) return;
2906
2907         if (info == TARGET_URI_LIST)
2908                 {
2909                 GList *list;
2910
2911                 list = uri_filelist_from_text((gchar *)selection_data->data, TRUE);
2912                 if (list && isdir(((FileData *)list->data)->path))
2913                         {
2914                         FileData *fd = list->data;
2915
2916                         pan_layout_set_fd(pw, fd);
2917                         }
2918
2919                 filelist_free(list);
2920                 }
2921 }
2922
2923 static void pan_window_set_dnd_data(GtkWidget *widget, GdkDragContext *context,
2924                                     GtkSelectionData *selection_data, guint info,
2925                                     guint time, gpointer data)
2926 {
2927         PanWindow *pw = data;
2928         FileData *fd;
2929
2930         fd = pan_menu_click_fd(pw);
2931         if (fd)
2932                 {
2933                 gchar *text = NULL;
2934                 gint len;
2935                 gint plain_text;
2936                 GList *list;
2937
2938                 switch (info)
2939                         {
2940                         case TARGET_URI_LIST:
2941                                 plain_text = FALSE;
2942                                 break;
2943                         case TARGET_TEXT_PLAIN:
2944                         default:
2945                                 plain_text = TRUE;
2946                                 break;
2947                         }
2948                 list = g_list_append(NULL, fd);
2949                 text = uri_text_from_filelist(list, &len, plain_text);
2950                 g_list_free(list);
2951                 if (text)
2952                         {
2953                         gtk_selection_data_set(selection_data, selection_data->target,
2954                                                8, (guchar *)text, len);
2955                         g_free(text);
2956                         }
2957                 }
2958         else
2959                 {
2960                 gtk_selection_data_set(selection_data, selection_data->target,
2961                                        8, NULL, 0);
2962                 }
2963 }
2964
2965 static void pan_window_dnd_init(PanWindow *pw)
2966 {
2967         GtkWidget *widget;
2968
2969         widget = pw->imd->pr;
2970
2971         gtk_drag_source_set(widget, GDK_BUTTON2_MASK,
2972                             dnd_file_drag_types, dnd_file_drag_types_count,
2973                             GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
2974         g_signal_connect(G_OBJECT(widget), "drag_data_get",
2975                          G_CALLBACK(pan_window_set_dnd_data), pw);
2976
2977         gtk_drag_dest_set(widget,
2978                           GTK_DEST_DEFAULT_MOTION | GTK_DEST_DEFAULT_DROP,
2979                           dnd_file_drop_types, dnd_file_drop_types_count,
2980                           GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
2981         g_signal_connect(G_OBJECT(widget), "drag_data_received",
2982                          G_CALLBACK(pan_window_get_dnd_data), pw);
2983 }
2984
2985 /*
2986  *-----------------------------------------------------------------------------
2987  * maintenance (for rename, move, remove)
2988  *-----------------------------------------------------------------------------
2989  */
2990 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */