src/pan-view/pan-view.c

   1 /*
   2  * Copyright (C) 2006 John Ellis
   3  * Copyright (C) 2008 - 2016 The Geeqie Team
   4  *
   5  * Author: John Ellis
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; either version 2 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License along
  18  * with this program; if not, write to the Free Software Foundation, Inc.,
  19  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  20  */
  21
  22 #include "pan-view.h"
  23
  24 #include "bar_exif.h"
  25 #include "dnd.h"
  26 #include "editors.h"
  27 #include "exif.h"
  28 #include "fullscreen.h"
  29 #include "history_list.h"
  30 #include "image.h"
  31 #include "img-view.h"
  32 #include "menu.h"
  33 #include "metadata.h"
  34 #include "misc.h"
  35 #include "pan-calendar.h"
  36 #include "pan-folder.h"
  37 #include "pan-grid.h"
  38 #include "pan-item.h"
  39 #include "pan-timeline.h"
  40 #include "pan-util.h"
  41 #include "pixbuf-renderer.h"
  42 #include "pixbuf_util.h"
  43 #include "thumb.h"
  44 #include "ui_fileops.h"
  45 #include "ui_menu.h"
  46 #include "ui_misc.h"
  47 #include "ui_tabcomp.h"
  48 #include "ui_utildlg.h"
  49 #include "uri_utils.h"
  50 #include "utilops.h"
  51 #include "window.h"
  52
  53 #include <gdk/gdkkeysyms.h> /* for keyboard values */
  54
  55 #include <math.h>
  56
  57
  58 #define PAN_WINDOW_DEFAULT_WIDTH 720
  59 #define PAN_WINDOW_DEFAULT_HEIGHT 500
  60
  61 #define PAN_TILE_SIZE 512
  62
  63 #define ZOOM_INCREMENT 1.0
  64 #define ZOOM_LABEL_WIDTH 64
  65
  66
  67 #define PAN_PREF_GROUP          "pan_view_options"
  68 #define PAN_PREF_HIDE_WARNING   "hide_performance_warning"
  69 #define PAN_PREF_EXIF_PAN_DATE  "use_exif_date"
  70 #define PAN_PREF_INFO_IMAGE     "info_image_size"
  71 #define PAN_PREF_INFO_EXIF      "info_includes_exif"
  72
  73
  74 static GList *pan_window_list = NULL;
  75
  76
  77 static void pan_layout_update_idle(PanWindow *pw);
  78
  79 static void pan_fullscreen_toggle(PanWindow *pw, gboolean force_off);
  80
  81 static void pan_search_toggle_visible(PanWindow *pw, gboolean enable);
  82 static void pan_search_activate(PanWindow *pw);
  83
  84 static void pan_window_close(PanWindow *pw);
  85
  86 static GtkWidget *pan_popup_menu(PanWindow *pw);
  87
  88 static void pan_window_dnd_init(PanWindow *pw);
  89
  90
  91 /*
  92  *-----------------------------------------------------------------------------
  93  * the image/thumb loader queue
  94  *-----------------------------------------------------------------------------
  95  */
  96
  97 static gboolean pan_queue_step(PanWindow *pw);
  98
  99
 100 static void pan_queue_thumb_done_cb(ThumbLoader *tl, gpointer data)
 101 {
 102         PanWindow *pw = data;
 103
 104         if (pw->queue_pi)
 105                 {
 106                 PanItem *pi;
 107                 gint rc;
 108
 109                 pi = pw->queue_pi;
 110                 pw->queue_pi = NULL;
 111
 112                 pi->queued = FALSE;
 113
 114                 if (pi->pixbuf) g_object_unref(pi->pixbuf);
 115                 pi->pixbuf = thumb_loader_get_pixbuf(tl);
 116
 117                 rc = pi->refcount;
 118                 image_area_changed(pw->imd, pi->x, pi->y, pi->width, pi->height);
 119                 pi->refcount = rc;
 120                 }
 121
 122         thumb_loader_free(pw->tl);
 123         pw->tl = NULL;
 124
 125         while (pan_queue_step(pw));
 126 }
 127
 128 static void pan_queue_image_done_cb(ImageLoader *il, gpointer data)
 129 {
 130         PanWindow *pw = data;
 131
 132         if (pw->queue_pi)
 133                 {
 134                 PanItem *pi;
 135                 gint rc;
 136
 137                 pi = pw->queue_pi;
 138                 pw->queue_pi = NULL;
 139
 140                 pi->queued = FALSE;
 141
 142                 if (pi->pixbuf) g_object_unref(pi->pixbuf);
 143                 pi->pixbuf = image_loader_get_pixbuf(pw->il);
 144                 if (pi->pixbuf) g_object_ref(pi->pixbuf);
 145
 146                 if (pi->pixbuf && pw->size != PAN_IMAGE_SIZE_100 &&
 147                     (gdk_pixbuf_get_width(pi->pixbuf) > pi->width ||
 148                      gdk_pixbuf_get_height(pi->pixbuf) > pi->height))
 149                         {
 150                         GdkPixbuf *tmp;
 151
 152                         tmp = pi->pixbuf;
 153                         pi->pixbuf = gdk_pixbuf_scale_simple(tmp, pi->width, pi->height,
 154                                                              (GdkInterpType)options->image.zoom_quality);
 155                         g_object_unref(tmp);
 156                         }
 157
 158                 rc = pi->refcount;
 159                 image_area_changed(pw->imd, pi->x, pi->y, pi->width, pi->height);
 160                 pi->refcount = rc;
 161                 }
 162
 163         image_loader_free(pw->il);
 164         pw->il = NULL;
 165
 166         while (pan_queue_step(pw));
 167 }
 168
 169 static gboolean pan_queue_step(PanWindow *pw)
 170 {
 171         PanItem *pi;
 172
 173         if (!pw->queue) return FALSE;
 174
 175         pi = pw->queue->data;
 176         pw->queue = g_list_remove(pw->queue, pi);
 177         pw->queue_pi = pi;
 178
 179         if (!pw->queue_pi->fd)
 180                 {
 181                 pw->queue_pi->queued = FALSE;
 182                 pw->queue_pi = NULL;
 183                 return TRUE;
 184                 }
 185
 186         image_loader_free(pw->il);
 187         pw->il = NULL;
 188         thumb_loader_free(pw->tl);
 189         pw->tl = NULL;
 190
 191         if (pi->type == PAN_ITEM_IMAGE)
 192                 {
 193                 pw->il = image_loader_new(pi->fd);
 194
 195                 if (pw->size != PAN_IMAGE_SIZE_100)
 196                         {
 197                         image_loader_set_requested_size(pw->il, pi->width, pi->height);
 198                         }
 199
 200                 g_signal_connect(G_OBJECT(pw->il), "error", (GCallback)pan_queue_image_done_cb, pw);
 201                 g_signal_connect(G_OBJECT(pw->il), "done", (GCallback)pan_queue_image_done_cb, pw);
 202
 203                 if (image_loader_start(pw->il)) return FALSE;
 204
 205                 image_loader_free(pw->il);
 206                 pw->il = NULL;
 207                 }
 208         else if (pi->type == PAN_ITEM_THUMB)
 209                 {
 210                 pw->tl = thumb_loader_new(PAN_THUMB_SIZE, PAN_THUMB_SIZE);
 211
 212                 if (!pw->tl->standard_loader)
 213                         {
 214                         /* The classic loader will recreate a thumbnail any time we
 215                          * request a different size than what exists. This view will
 216                          * almost never use the user configured sizes so disable cache.
 217                          */
 218                         thumb_loader_set_cache(pw->tl, FALSE, FALSE, FALSE);
 219                         }
 220
 221                 thumb_loader_set_callbacks(pw->tl,
 222                                            pan_queue_thumb_done_cb,
 223                                            pan_queue_thumb_done_cb,
 224                                            NULL, pw);
 225
 226                 if (thumb_loader_start(pw->tl, pi->fd)) return FALSE;
 227
 228                 thumb_loader_free(pw->tl);
 229                 pw->tl = NULL;
 230                 }
 231
 232         pw->queue_pi->queued = FALSE;
 233         pw->queue_pi = NULL;
 234         return TRUE;
 235 }
 236
 237 static void pan_queue_add(PanWindow *pw, PanItem *pi)
 238 {
 239         if (!pi || pi->queued || pi->pixbuf) return;
 240         if (pw->size <= PAN_IMAGE_SIZE_THUMB_NONE &&
 241             (!pi->key || strcmp(pi->key, "info") != 0) )
 242                 {
 243                 return;
 244                 }
 245
 246         pi->queued = TRUE;
 247         pw->queue = g_list_prepend(pw->queue, pi);
 248
 249         if (!pw->tl && !pw->il) while (pan_queue_step(pw));
 250 }
 251
 252
 253 /*
 254  *-----------------------------------------------------------------------------
 255  * tile request/dispose handlers
 256  *-----------------------------------------------------------------------------
 257  */
 258
 259 static gboolean pan_window_request_tile_cb(PixbufRenderer *pr, gint x, gint y,
 260                                            gint width, gint height, GdkPixbuf *pixbuf, gpointer data)
 261 {
 262         PanWindow *pw = data;
 263         GList *list;
 264         GList *work;
 265         gint i;
 266
 267         pixbuf_set_rect_fill(pixbuf,
 268                              0, 0, width, height,
 269                              PAN_BACKGROUND_COLOR, 255);
 270
 271         for (i = (x / PAN_GRID_SIZE) * PAN_GRID_SIZE; i < x + width; i += PAN_GRID_SIZE)
 272                 {
 273                 gint rx, ry, rw, rh;
 274
 275                 if (util_clip_region(x, y, width, height,
 276                                      i, y, 1, height,
 277                                      &rx, &ry, &rw, &rh))
 278                         {
 279                         pixbuf_draw_rect_fill(pixbuf,
 280                                               rx - x, ry - y, rw, rh,
 281                                               PAN_GRID_COLOR, PAN_GRID_ALPHA);
 282                         }
 283                 }
 284         for (i = (y / PAN_GRID_SIZE) * PAN_GRID_SIZE; i < y + height; i += PAN_GRID_SIZE)
 285                 {
 286                 gint rx, ry, rw, rh;
 287
 288                 if (util_clip_region(x, y, width, height,
 289                                      x, i, width, 1,
 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
 298         list = pan_layout_intersect(pw, x, y, width, height);
 299         work = list;
 300         while (work)
 301                 {
 302                 PanItem *pi;
 303                 gboolean queue = FALSE;
 304
 305                 pi = work->data;
 306                 work = work->next;
 307
 308                 pi->refcount++;
 309
 310                 switch (pi->type)
 311                         {
 312                         case PAN_ITEM_BOX:
 313                                 queue = pan_item_box_draw(pw, pi, pixbuf, pr, x, y, width, height);
 314                                 break;
 315                         case PAN_ITEM_TRIANGLE:
 316                                 queue = pan_item_tri_draw(pw, pi, pixbuf, pr, x, y, width, height);
 317                                 break;
 318                         case PAN_ITEM_TEXT:
 319                                 queue = pan_item_text_draw(pw, pi, pixbuf, pr, x, y, width, height);
 320                                 break;
 321                         case PAN_ITEM_THUMB:
 322                                 queue = pan_item_thumb_draw(pw, pi, pixbuf, pr, x, y, width, height);
 323                                 break;
 324                         case PAN_ITEM_IMAGE:
 325                                 queue = pan_item_image_draw(pw, pi, pixbuf, pr, x, y, width, height);
 326                                 break;
 327                         case PAN_ITEM_NONE:
 328                         default:
 329                                 break;
 330                         }
 331
 332                 if (queue) pan_queue_add(pw, pi);
 333                 }
 334
 335         g_list_free(list);
 336
 337         return TRUE;
 338 }
 339
 340 static void pan_window_dispose_tile_cb(PixbufRenderer *pr, gint x, gint y,
 341                                        gint width, gint height, GdkPixbuf *pixbuf, gpointer data)
 342 {
 343         PanWindow *pw = data;
 344         GList *list;
 345         GList *work;
 346
 347         list = pan_layout_intersect(pw, x, y, width, height);
 348         work = list;
 349         while (work)
 350                 {
 351                 PanItem *pi;
 352
 353                 pi = work->data;
 354                 work = work->next;
 355
 356                 if (pi->refcount > 0)
 357                         {
 358                         pi->refcount--;
 359
 360                         if (pi->refcount == 0)
 361                                 {
 362                                 if (pi->queued)
 363                                         {
 364                                         pw->queue = g_list_remove(pw->queue, pi);
 365                                         pi->queued = FALSE;
 366                                         }
 367                                 if (pw->queue_pi == pi) pw->queue_pi = NULL;
 368                                 if (pi->pixbuf)
 369                                         {
 370                                         g_object_unref(pi->pixbuf);
 371                                         pi->pixbuf = NULL;
 372                                         }
 373                                 }
 374                         }
 375                 }
 376
 377         g_list_free(list);
 378 }
 379
 380
 381 /*
 382  *-----------------------------------------------------------------------------
 383  * misc
 384  *-----------------------------------------------------------------------------
 385  */
 386
 387 static void pan_window_message(PanWindow *pw, const gchar *text)
 388 {
 389         GList *work;
 390         gint count = 0;
 391         gint64 size = 0;
 392         gchar *ss;
 393         gchar *buf;
 394
 395         if (text)
 396                 {
 397                 gtk_label_set_text(GTK_LABEL(pw->label_message), text);
 398                 return;
 399                 }
 400
 401         work = pw->list_static;
 402         if (pw->layout == PAN_LAYOUT_CALENDAR)
 403                 {
 404                 while (work)
 405                         {
 406                         PanItem *pi;
 407
 408                         pi = work->data;
 409                         work = work->next;
 410
 411                         if (pi->fd &&
 412                             pi->type == PAN_ITEM_BOX &&
 413                             pi->key && strcmp(pi->key, "dot") == 0)
 414                                 {
 415                                 size += pi->fd->size;
 416                                 count++;
 417                                 }
 418                         }
 419                 }
 420         else
 421                 {
 422                 while (work)
 423                         {
 424                         PanItem *pi;
 425
 426                         pi = work->data;
 427                         work = work->next;
 428
 429                         if (pi->fd &&
 430                             (pi->type == PAN_ITEM_THUMB || pi->type == PAN_ITEM_IMAGE))
 431                                 {
 432                                 size += pi->fd->size;
 433                                 count++;
 434                                 }
 435                         }
 436                 }
 437
 438         ss = text_from_size_abrev(size);
 439         buf = g_strdup_printf(_("%d images, %s"), count, ss);
 440         g_free(ss);
 441         gtk_label_set_text(GTK_LABEL(pw->label_message), buf);
 442         g_free(buf);
 443 }
 444
 445 static void pan_warning_folder(const gchar *path, GtkWidget *parent)
 446 {
 447         gchar *message;
 448
 449         message = g_strdup_printf(_("The pan view does not support the folder \"%s\"."), path);
 450         warning_dialog(_("Folder not supported"), message,
 451                       GTK_STOCK_DIALOG_INFO, parent);
 452         g_free(message);
 453 }
 454
 455 static void pan_window_zoom_limit(PanWindow *pw)
 456 {
 457         gdouble min;
 458
 459         switch (pw->size)
 460                 {
 461                 case PAN_IMAGE_SIZE_THUMB_DOTS:
 462                 case PAN_IMAGE_SIZE_THUMB_NONE:
 463                 case PAN_IMAGE_SIZE_THUMB_SMALL:
 464                 case PAN_IMAGE_SIZE_THUMB_NORMAL:
 465 #if 0
 466                         /* easily requires > 512mb ram when window size > 1024x768 and zoom is <= -8 */
 467                         min = -16.0;
 468                         break;
 469 #endif
 470                 case PAN_IMAGE_SIZE_THUMB_LARGE:
 471                         min = -6.0;
 472                         break;
 473                 case PAN_IMAGE_SIZE_10:
 474                 case PAN_IMAGE_SIZE_25:
 475                         min = -4.0;
 476                         break;
 477                 case PAN_IMAGE_SIZE_33:
 478                 case PAN_IMAGE_SIZE_50:
 479                 case PAN_IMAGE_SIZE_100:
 480                 default:
 481                         min = -2.0;
 482                         break;
 483                 }
 484
 485         image_zoom_set_limits(pw->imd, min, 32.0);
 486 }
 487
 488
 489 /*
 490  *-----------------------------------------------------------------------------
 491  * cache
 492  *-----------------------------------------------------------------------------
 493  */
 494
 495 static gint pan_cache_sort_file_cb(gpointer a, gpointer b)
 496 {
 497         PanCacheData *pca = a;
 498         PanCacheData *pcb = b;
 499         return filelist_sort_compare_filedata(pca->fd, pcb->fd);
 500 }
 501 GList *pan_cache_sort(GList *list, SortType method, gboolean ascend)
 502 {
 503         return filelist_sort_full(list, method, ascend, (GCompareFunc) pan_cache_sort_file_cb);
 504 }
 505
 506
 507 static void pan_cache_free(PanWindow *pw)
 508 {
 509         GList *work;
 510
 511         work = pw->cache_list;
 512         while (work)
 513                 {
 514                 PanCacheData *pc;
 515
 516                 pc = work->data;
 517                 work = work->next;
 518
 519                 cache_sim_data_free(pc->cd);
 520                 file_data_unref(pc->fd);
 521                 g_free(pc);
 522                 }
 523
 524         g_list_free(pw->cache_list);
 525         pw->cache_list = NULL;
 526
 527         filelist_free(pw->cache_todo);
 528         pw->cache_todo = NULL;
 529
 530         pw->cache_count = 0;
 531         pw->cache_total = 0;
 532         pw->cache_tick = 0;
 533
 534         cache_loader_free(pw->cache_cl);
 535         pw->cache_cl = NULL;
 536 }
 537
 538 static void pan_cache_fill(PanWindow *pw, FileData *dir_fd)
 539 {
 540         GList *list;
 541
 542         pan_cache_free(pw);
 543
 544         list = pan_list_tree(dir_fd, SORT_NAME, TRUE, pw->ignore_symlinks);
 545         pw->cache_todo = g_list_reverse(list);
 546
 547         pw->cache_total = g_list_length(pw->cache_todo);
 548 }
 549
 550 static void pan_cache_step_done_cb(CacheLoader *cl, gint error, gpointer data)
 551 {
 552         PanWindow *pw = data;
 553
 554         if (pw->cache_list)
 555                 {
 556                 PanCacheData *pc;
 557                 pc = pw->cache_list->data;
 558
 559                 if (!pc->cd)
 560                         {
 561                         pc->cd = cl->cd;
 562                         cl->cd = NULL;
 563                         }
 564                 }
 565
 566         cache_loader_free(cl);
 567         pw->cache_cl = NULL;
 568
 569         pan_layout_update_idle(pw);
 570 }
 571
 572 static gboolean pan_cache_step(PanWindow *pw)
 573 {
 574         FileData *fd;
 575         PanCacheData *pc;
 576         CacheDataType load_mask;
 577
 578         if (!pw->cache_todo) return TRUE;
 579
 580         fd = pw->cache_todo->data;
 581         pw->cache_todo = g_list_remove(pw->cache_todo, fd);
 582
 583         pc = g_new0(PanCacheData, 1);
 584         pc->fd = file_data_ref(fd);
 585
 586         pc->cd = NULL;
 587
 588         pw->cache_list = g_list_prepend(pw->cache_list, pc);
 589
 590         cache_loader_free(pw->cache_cl);
 591
 592         load_mask = CACHE_LOADER_NONE;
 593         if (pw->size > PAN_IMAGE_SIZE_THUMB_LARGE) load_mask |= CACHE_LOADER_DIMENSIONS;
 594         if (pw->exif_date_enable) load_mask |= CACHE_LOADER_DATE;
 595         pw->cache_cl = cache_loader_new(pc->fd, load_mask,
 596                                         pan_cache_step_done_cb, pw);
 597         return (pw->cache_cl == NULL);
 598 }
 599
 600 /* This sync date function is optimized for lists with a common sort */
 601 void pan_cache_sync_date(PanWindow *pw, GList *list)
 602 {
 603         GList *haystack;
 604         GList *work;
 605
 606         haystack = g_list_copy(pw->cache_list);
 607
 608         work = list;
 609         while (work)
 610                 {
 611                 FileData *fd;
 612                 GList *needle;
 613
 614                 fd = work->data;
 615                 work = work->next;
 616
 617                 needle = haystack;
 618                 while (needle)
 619                         {
 620                         PanCacheData *pc;
 621
 622                         pc = needle->data;
 623                         if (pc->fd == fd)
 624                                 {
 625                                 if (pc->cd && pc->cd->have_date && pc->cd->date >= 0)
 626                                         {
 627                                         fd->date = pc->cd->date;
 628                                         }
 629
 630                                 haystack = g_list_delete_link(haystack, needle);
 631                                 needle = NULL;
 632                                 }
 633                         else
 634                                 {
 635                                 needle = needle->next;
 636                                 }
 637                         }
 638                 }
 639
 640         g_list_free(haystack);
 641 }
 642
 643 /*
 644  *-----------------------------------------------------------------------------
 645  * item grid
 646  *-----------------------------------------------------------------------------
 647  */
 648
 649 static void pan_grid_clear(PanWindow *pw)
 650 {
 651         GList *work;
 652
 653         work = pw->list_grid;
 654         while (work)
 655                 {
 656                 PanGrid *pg;
 657
 658                 pg = work->data;
 659                 work = work->next;
 660
 661                 g_list_free(pg->list);
 662                 g_free(pg);
 663                 }
 664
 665         g_list_free(pw->list_grid);
 666         pw->list_grid = NULL;
 667
 668         pw->list = g_list_concat(pw->list, pw->list_static);
 669         pw->list_static = NULL;
 670 }
 671
 672 static void pan_grid_build(PanWindow *pw, gint width, gint height, gint grid_size)
 673 {
 674         GList *work;
 675         gint col, row;
 676         gint cw, ch;
 677         gint l;
 678         gint i, j;
 679
 680         pan_grid_clear(pw);
 681
 682         l = g_list_length(pw->list);
 683
 684         if (l < 1) return;
 685
 686         col = (gint)(sqrt((gdouble)l / grid_size) * width / height + 0.999);
 687         col = CLAMP(col, 1, l / grid_size + 1);
 688         row = (gint)((gdouble)l / grid_size / col);
 689         if (row < 1) row = 1;
 690
 691         /* limit minimum size of grid so that a tile will always fit regardless of position */
 692         cw = MAX((gint)ceil((gdouble)width / col), PAN_TILE_SIZE * 2);
 693         ch = MAX((gint)ceil((gdouble)height / row), PAN_TILE_SIZE * 2);
 694
 695         row = row * 2 - 1;
 696         col = col * 2 - 1;
 697
 698         DEBUG_1("intersect speedup grid is %dx%d, based on %d average per grid", col, row, grid_size);
 699
 700         for (j = 0; j < row; j++)
 701             for (i = 0; i < col; i++)
 702                 {
 703                 if ((i + 1) * cw / 2 < width && (j + 1) * ch / 2 < height)
 704                         {
 705                         PanGrid *pg;
 706
 707                         pg = g_new0(PanGrid, 1);
 708                         pg->x = i * cw / 2;
 709                         pg->y = j * ch / 2;
 710                         pg->w = cw;
 711                         pg->h = ch;
 712
 713                         pw->list_grid = g_list_prepend(pw->list_grid, pg);
 714
 715                         DEBUG_1("grid section: %d,%d (%dx%d)", pg->x, pg->y, pg->w, pg->h);
 716                         }
 717                 }
 718
 719         work = pw->list;
 720         while (work)
 721                 {
 722                 PanItem *pi;
 723                 GList *grid;
 724
 725                 pi = work->data;
 726                 work = work->next;
 727
 728                 grid = pw->list_grid;
 729                 while (grid)
 730                         {
 731                         PanGrid *pg;
 732                         gint rx, ry, rw, rh;
 733
 734                         pg = grid->data;
 735                         grid = grid->next;
 736
 737                         if (util_clip_region(pi->x, pi->y, pi->width, pi->height,
 738                                              pg->x, pg->y, pg->w, pg->h,
 739                                              &rx, &ry, &rw, &rh))
 740                                 {
 741                                 pg->list = g_list_prepend(pg->list, pi);
 742                                 }
 743                         }
 744                 }
 745
 746         work = pw->list_grid;
 747         while (work)
 748                 {
 749                 PanGrid *pg;
 750
 751                 pg = work->data;
 752                 work = work->next;
 753
 754                 pg->list = g_list_reverse(pg->list);
 755                 }
 756
 757         pw->list_static = pw->list;
 758         pw->list = NULL;
 759 }
 760
 761
 762 /*
 763  *-----------------------------------------------------------------------------
 764  * layout state reset
 765  *-----------------------------------------------------------------------------
 766  */
 767
 768 static void pan_window_items_free(PanWindow *pw)
 769 {
 770         GList *work;
 771
 772         pan_grid_clear(pw);
 773
 774         work = pw->list;
 775         while (work)
 776                 {
 777                 PanItem *pi = work->data;
 778                 work = work->next;
 779
 780                 pan_item_free(pi);
 781                 }
 782
 783         g_list_free(pw->list);
 784         pw->list = NULL;
 785
 786         g_list_free(pw->queue);
 787         pw->queue = NULL;
 788         pw->queue_pi = NULL;
 789
 790         image_loader_free(pw->il);
 791         pw->il = NULL;
 792
 793         thumb_loader_free(pw->tl);
 794         pw->tl = NULL;
 795
 796         pw->click_pi = NULL;
 797         pw->search_pi = NULL;
 798 }
 799
 800
 801 /*
 802  *-----------------------------------------------------------------------------
 803  * layout generation, queries, sizing
 804  *-----------------------------------------------------------------------------
 805  */
 806
 807 static void pan_layout_compute(PanWindow *pw, FileData *dir_fd,
 808                                gint *width, gint *height,
 809                                gint *scroll_x, gint *scroll_y)
 810 {
 811         pan_window_items_free(pw);
 812
 813         switch (pw->size)
 814                 {
 815                 case PAN_IMAGE_SIZE_THUMB_DOTS:
 816                         pw->thumb_size = PAN_THUMB_SIZE_DOTS;
 817                         pw->thumb_gap = PAN_THUMB_GAP_DOTS;
 818                         break;
 819                 case PAN_IMAGE_SIZE_THUMB_NONE:
 820                         pw->thumb_size = PAN_THUMB_SIZE_NONE;
 821                         pw->thumb_gap = PAN_THUMB_GAP_SMALL;
 822                         break;
 823                 case PAN_IMAGE_SIZE_THUMB_SMALL:
 824                         pw->thumb_size = PAN_THUMB_SIZE_SMALL;
 825                         pw->thumb_gap = PAN_THUMB_GAP_SMALL;
 826                         break;
 827                 case PAN_IMAGE_SIZE_THUMB_NORMAL:
 828                 default:
 829                         pw->thumb_size = PAN_THUMB_SIZE_NORMAL;
 830                         pw->thumb_gap = PAN_THUMB_GAP_NORMAL;
 831                         break;
 832                 case PAN_IMAGE_SIZE_THUMB_LARGE:
 833                         pw->thumb_size = PAN_THUMB_SIZE_LARGE;
 834                         pw->thumb_gap = PAN_THUMB_GAP_LARGE;
 835                         break;
 836                 case PAN_IMAGE_SIZE_10:
 837                         pw->image_size = 10;
 838                         pw->thumb_gap = PAN_THUMB_GAP_NORMAL;
 839                         break;
 840                 case PAN_IMAGE_SIZE_25:
 841                         pw->image_size = 25;
 842                         pw->thumb_gap = PAN_THUMB_GAP_NORMAL;
 843                         break;
 844                 case PAN_IMAGE_SIZE_33:
 845                         pw->image_size = 33;
 846                         pw->thumb_gap = PAN_THUMB_GAP_LARGE;
 847                         break;
 848                 case PAN_IMAGE_SIZE_50:
 849                         pw->image_size = 50;
 850                         pw->thumb_gap = PAN_THUMB_GAP_HUGE;
 851                         break;
 852                 case PAN_IMAGE_SIZE_100:
 853                         pw->image_size = 100;
 854                         pw->thumb_gap = PAN_THUMB_GAP_HUGE;
 855                         break;
 856                 }
 857
 858         *width = 0;
 859         *height = 0;
 860         *scroll_x = 0;
 861         *scroll_y = 0;
 862
 863         switch (pw->layout)
 864                 {
 865                 case PAN_LAYOUT_GRID:
 866                 default:
 867                         pan_grid_compute(pw, dir_fd, width, height);
 868                         break;
 869                 case PAN_LAYOUT_FOLDERS_LINEAR:
 870                         pan_folder_tree_compute(pw, dir_fd, width, height);
 871                         break;
 872                 case PAN_LAYOUT_FOLDERS_FLOWER:
 873                         pan_flower_compute(pw, dir_fd, width, height, scroll_x, scroll_y);
 874                         break;
 875                 case PAN_LAYOUT_CALENDAR:
 876                         pan_calendar_compute(pw, dir_fd, width, height);
 877                         break;
 878                 case PAN_LAYOUT_TIMELINE:
 879                         pan_timeline_compute(pw, dir_fd, width, height);
 880                         break;
 881                 }
 882
 883         pan_cache_free(pw);
 884
 885         DEBUG_1("computed %d objects", g_list_length(pw->list));
 886 }
 887
 888 static GList *pan_layout_intersect_l(GList *list, GList *item_list,
 889                                      gint x, gint y, gint width, gint height)
 890 {
 891         GList *work;
 892
 893         work = item_list;
 894         while (work)
 895                 {
 896                 PanItem *pi;
 897                 gint rx, ry, rw, rh;
 898
 899                 pi = work->data;
 900                 work = work->next;
 901
 902                 if (util_clip_region(x, y, width, height,
 903                                      pi->x, pi->y, pi->width, pi->height,
 904                                      &rx, &ry, &rw, &rh))
 905                         {
 906                         list = g_list_prepend(list, pi);
 907                         }
 908                 }
 909
 910         return list;
 911 }
 912
 913 GList *pan_layout_intersect(PanWindow *pw, gint x, gint y, gint width, gint height)
 914 {
 915         GList *list = NULL;
 916         GList *grid;
 917         PanGrid *pg = NULL;
 918
 919         grid = pw->list_grid;
 920         while (grid && !pg)
 921                 {
 922                 pg = grid->data;
 923                 grid = grid->next;
 924
 925                 if (x < pg->x || x + width > pg->x + pg->w ||
 926                     y < pg->y || y + height > pg->y + pg->h)
 927                         {
 928                         pg = NULL;
 929                         }
 930                 }
 931
 932         list = pan_layout_intersect_l(list, pw->list, x, y, width, height);
 933
 934         if (pg)
 935                 {
 936                 list = pan_layout_intersect_l(list, pg->list, x, y, width, height);
 937                 }
 938         else
 939                 {
 940                 list = pan_layout_intersect_l(list, pw->list_static, x, y, width, height);
 941                 }
 942
 943         return list;
 944 }
 945
 946 void pan_layout_resize(PanWindow *pw)
 947 {
 948         gint width = 0;
 949         gint height = 0;
 950         GList *work;
 951         PixbufRenderer *pr;
 952
 953         work = pw->list;
 954         while (work)
 955                 {
 956                 PanItem *pi;
 957
 958                 pi = work->data;
 959                 work = work->next;
 960
 961                 if (width < pi->x + pi->width) width = pi->x + pi->width;
 962                 if (height < pi->y + pi->height) height = pi->y + pi->height;
 963                 }
 964         work = pw->list_static;
 965         while (work)
 966                 {
 967                 PanItem *pi;
 968
 969                 pi = work->data;
 970                 work = work->next;
 971
 972                 if (width < pi->x + pi->width) width = pi->x + pi->width;
 973                 if (height < pi->y + pi->height) height = pi->y + pi->height;
 974                 }
 975
 976         width += PAN_BOX_BORDER * 2;
 977         height += PAN_BOX_BORDER * 2;
 978
 979         pr = PIXBUF_RENDERER(pw->imd->pr);
 980         if (width < pr->window_width) width = pr->window_width;
 981         if (height < pr->window_width) height = pr->window_height;
 982
 983         pixbuf_renderer_set_tiles_size(PIXBUF_RENDERER(pw->imd->pr), width, height);
 984 }
 985
 986 static gint pan_layout_update_idle_cb(gpointer data)
 987 {
 988         PanWindow *pw = data;
 989         gint width;
 990         gint height;
 991         gint scroll_x;
 992         gint scroll_y;
 993
 994         if (pw->size > PAN_IMAGE_SIZE_THUMB_LARGE ||
 995             (pw->exif_date_enable && (pw->layout == PAN_LAYOUT_TIMELINE || pw->layout == PAN_LAYOUT_CALENDAR)))
 996                 {
 997                 if (!pw->cache_list && !pw->cache_todo)
 998                         {
 999                         pan_cache_fill(pw, pw->dir_fd);
1000                         if (pw->cache_todo)
1001                                 {
1002                                 pan_window_message(pw, _("Reading image data..."));
1003                                 return TRUE;
1004                                 }
1005                         }
1006                 if (pw->cache_todo)
1007                         {
1008                         pw->cache_count++;
1009                         pw->cache_tick++;
1010                         if (pw->cache_count == pw->cache_total)
1011                                 {
1012                                 pan_window_message(pw, _("Sorting..."));
1013                                 }
1014                         else if (pw->cache_tick > 9)
1015                                 {
1016                                 gchar *buf;
1017
1018                                 buf = g_strdup_printf("%s %d / %d", _("Reading image data..."),
1019                                                       pw->cache_count, pw->cache_total);
1020                                 pan_window_message(pw, buf);
1021                                 g_free(buf);
1022
1023                                 pw->cache_tick = 0;
1024                                 }
1025
1026                         if (pan_cache_step(pw)) return TRUE;
1027
1028                         pw->idle_id = 0;
1029                         return FALSE;
1030                         }
1031                 }
1032
1033         pan_layout_compute(pw, pw->dir_fd, &width, &height, &scroll_x, &scroll_y);
1034
1035         pan_window_zoom_limit(pw);
1036
1037         if (width > 0 && height > 0)
1038                 {
1039                 gdouble align;
1040
1041                 DEBUG_1("Canvas size is %d x %d", width, height);
1042
1043                 pan_grid_build(pw, width, height, 1000);
1044
1045                 pixbuf_renderer_set_tiles(PIXBUF_RENDERER(pw->imd->pr), width, height,
1046                                           PAN_TILE_SIZE, PAN_TILE_SIZE, 10,
1047                                           pan_window_request_tile_cb,
1048                                           pan_window_dispose_tile_cb, pw, 1.0);
1049
1050                 if (scroll_x == 0 && scroll_y == 0)
1051                         {
1052                         align = 0.0;
1053                         }
1054                 else
1055                         {
1056                         align = 0.5;
1057                         }
1058                 pixbuf_renderer_scroll_to_point(PIXBUF_RENDERER(pw->imd->pr), scroll_x, scroll_y, align, align);
1059                 }
1060
1061         pan_window_message(pw, NULL);
1062
1063         pw->idle_id = 0;
1064         return FALSE;
1065 }
1066
1067 static void pan_layout_update_idle(PanWindow *pw)
1068 {
1069         if (!pw->idle_id)
1070                 {
1071                 pw->idle_id = g_idle_add(pan_layout_update_idle_cb, pw);
1072                 }
1073 }
1074
1075 static void pan_layout_update(PanWindow *pw)
1076 {
1077         pan_window_message(pw, _("Sorting images..."));
1078         pan_layout_update_idle(pw);
1079 }
1080
1081 static void pan_layout_set_fd(PanWindow *pw, FileData *dir_fd)
1082 {
1083         if (!dir_fd) return;
1084
1085         if (strcmp(dir_fd->path, G_DIR_SEPARATOR_S) == 0)
1086                 {
1087                 pan_warning_folder(dir_fd->path, pw->window);
1088                 return;
1089                 }
1090
1091         file_data_unref(pw->dir_fd);
1092         pw->dir_fd = file_data_ref(dir_fd);
1093
1094         pan_layout_update(pw);
1095 }
1096
1097
1098 /*
1099  *-----------------------------------------------------------------------------
1100  * keyboard handlers
1101  *-----------------------------------------------------------------------------
1102  */
1103
1104 FileData *pan_menu_click_fd(PanWindow *pw)
1105 {
1106         if (pw->click_pi && pw->click_pi->fd) return pw->click_pi->fd;
1107         return NULL;
1108 }
1109
1110 static void pan_window_menu_pos_cb(GtkMenu *menu, gint *x, gint *y, gboolean *push_in, gpointer data)
1111 {
1112         PanWindow *pw = data;
1113
1114         gdk_window_get_origin(gtk_widget_get_window(pw->imd->pr), x, y);
1115         popup_menu_position_clamp(menu, x, y, 0);
1116 }
1117
1118 static gboolean pan_window_key_press_cb(GtkWidget *widget, GdkEventKey *event, gpointer data)
1119 {
1120         PanWindow *pw = data;
1121         PixbufRenderer *pr;
1122         FileData *fd;
1123         gboolean stop_signal = FALSE;
1124         GtkWidget *menu;
1125         GtkWidget *imd_widget;
1126         gint x = 0;
1127         gint y = 0;
1128         gint focused;
1129         gint on_entry;
1130
1131         pr = PIXBUF_RENDERER(pw->imd->pr);
1132         fd = pan_menu_click_fd(pw);
1133
1134         imd_widget = gtk_container_get_focus_child(GTK_CONTAINER(pw->imd->widget));
1135         focused = (pw->fs || (imd_widget && gtk_widget_has_focus(imd_widget)));
1136         on_entry = (gtk_widget_has_focus(pw->path_entry) ||
1137                     gtk_widget_has_focus(pw->search_entry));
1138
1139         if (focused)
1140                 {
1141                 stop_signal = TRUE;
1142                 switch (event->keyval)
1143                         {
1144                         case GDK_KEY_Left: case GDK_KEY_KP_Left:
1145                                 x -= 1;
1146                                 break;
1147                         case GDK_KEY_Right: case GDK_KEY_KP_Right:
1148                                 x += 1;
1149                                 break;
1150                         case GDK_KEY_Up: case GDK_KEY_KP_Up:
1151                                 y -= 1;
1152                                 break;
1153                         case GDK_KEY_Down: case GDK_KEY_KP_Down:
1154                                 y += 1;
1155                                 break;
1156                         case GDK_KEY_Page_Up: case GDK_KEY_KP_Page_Up:
1157                                 pixbuf_renderer_scroll(pr, 0, 0 - pr->vis_height / 2);
1158                                 break;
1159                         case GDK_KEY_Page_Down: case GDK_KEY_KP_Page_Down:
1160                                 pixbuf_renderer_scroll(pr, 0, pr->vis_height / 2);
1161                                 break;
1162                         case GDK_KEY_Home: case GDK_KEY_KP_Home:
1163                                 pixbuf_renderer_scroll(pr, 0 - pr->vis_width / 2, 0);
1164                                 break;
1165                         case GDK_KEY_End: case GDK_KEY_KP_End:
1166                                 pixbuf_renderer_scroll(pr, pr->vis_width / 2, 0);
1167                                 break;
1168                         default:
1169                                 stop_signal = FALSE;
1170                                 break;
1171                         }
1172
1173                 if (x != 0 || y!= 0)
1174                         {
1175                         if (event->state & GDK_SHIFT_MASK)
1176                                 {
1177                                 x *= 3;
1178                                 y *= 3;
1179                                 }
1180                         keyboard_scroll_calc(&x, &y, event);
1181                         pixbuf_renderer_scroll(pr, x, y);
1182                         }
1183                 }
1184
1185         if (stop_signal) return stop_signal;
1186
1187         if (event->state & GDK_CONTROL_MASK)
1188                 {
1189                 stop_signal = TRUE;
1190                 switch (event->keyval)
1191                         {
1192                         case '1':
1193                         case '2':
1194                         case '3':
1195                         case '4':
1196                         case '5':
1197                         case '6':
1198                         case '7':
1199                         case '8':
1200                         case '9':
1201                         case '0':
1202                                 break;
1203                         case 'C': case 'c':
1204                                 if (fd) file_util_copy(fd, NULL, NULL, GTK_WIDGET(pr));
1205                                 break;
1206                         case 'M': case 'm':
1207                                 if (fd) file_util_move(fd, NULL, NULL, GTK_WIDGET(pr));
1208                                 break;
1209                         case 'R': case 'r':
1210                                 if (fd) file_util_rename(fd, NULL, GTK_WIDGET(pr));
1211                                 break;
1212                         case 'D': case 'd':
1213                                 if (fd) file_util_delete(fd, NULL, GTK_WIDGET(pr));
1214                                 break;
1215                         case 'F': case 'f':
1216                                 pan_search_toggle_visible(pw, TRUE);
1217                                 break;
1218                         case 'G': case 'g':
1219                                 pan_search_activate(pw);
1220                                 break;
1221                         case 'W': case 'w':
1222                                 pan_window_close(pw);
1223                                 break;
1224                         default:
1225                                 stop_signal = FALSE;
1226                                 break;
1227                         }
1228                 }
1229         else
1230                 {
1231                 stop_signal = TRUE;
1232                 switch (event->keyval)
1233                         {
1234                         case GDK_KEY_Escape:
1235                                 if (pw->fs)
1236                                         {
1237                                         pan_fullscreen_toggle(pw, TRUE);
1238                                         }
1239                                 else
1240                                         {
1241                                         pan_search_toggle_visible(pw, FALSE);
1242                                         }
1243                                 break;
1244                         default:
1245                                 stop_signal = FALSE;
1246                                 break;
1247                         }
1248
1249                 if (stop_signal) return stop_signal;
1250
1251                 if (!on_entry)
1252                         {
1253                         stop_signal = TRUE;
1254                         switch (event->keyval)
1255                                 {
1256                                 case '+': case '=': case GDK_KEY_KP_Add:
1257                                         pixbuf_renderer_zoom_adjust(pr, ZOOM_INCREMENT);
1258                                         break;
1259                                 case '-': case GDK_KEY_KP_Subtract:
1260                                         pixbuf_renderer_zoom_adjust(pr, -ZOOM_INCREMENT);
1261                                         break;
1262                                 case 'Z': case 'z': case GDK_KEY_KP_Divide: case '1':
1263                                         pixbuf_renderer_zoom_set(pr, 1.0);
1264                                         break;
1265                                 case '2':
1266                                         pixbuf_renderer_zoom_set(pr, 2.0);
1267                                         break;
1268                                 case '3':
1269                                         pixbuf_renderer_zoom_set(pr, 3.0);
1270                                         break;
1271                                 case '4':
1272                                         pixbuf_renderer_zoom_set(pr, 4.0);
1273                                         break;
1274                                 case '7':
1275                                         pixbuf_renderer_zoom_set(pr, -4.0);
1276                                         break;
1277                                 case '8':
1278                                         pixbuf_renderer_zoom_set(pr, -3.0);
1279                                         break;
1280                                 case '9':
1281                                         pixbuf_renderer_zoom_set(pr, -2.0);
1282                                         break;
1283                                 case 'F': case 'f':
1284                                 case 'V': case 'v':
1285                                 case GDK_KEY_F11:
1286                                         pan_fullscreen_toggle(pw, FALSE);
1287                                         break;
1288                                 case 'I': case 'i':
1289                                         break;
1290                                 case GDK_KEY_Delete: case GDK_KEY_KP_Delete:
1291                                         break;
1292                                 case GDK_KEY_Menu:
1293                                 case GDK_KEY_F10:
1294                                         menu = pan_popup_menu(pw);
1295                                         gtk_menu_popup(GTK_MENU(menu), NULL, NULL,
1296                                                        pan_window_menu_pos_cb, pw, 0, GDK_CURRENT_TIME);
1297                                         break;
1298                                 case '/':
1299                                         pan_search_toggle_visible(pw, TRUE);
1300                                         break;
1301                                 case GDK_KEY_F1:
1302                                         help_window_show("GuideReferenceKeyboardShortcuts.html#PanViewKeyboardShortcuts");
1303                                         break;
1304                                 default:
1305                                         stop_signal = FALSE;
1306                                         break;
1307                                 }
1308                         }
1309                 }
1310
1311         return stop_signal;
1312 }
1313
1314 /*
1315  *-----------------------------------------------------------------------------
1316  * info popup
1317  *-----------------------------------------------------------------------------
1318  */
1319
1320 static void pan_info_add_exif(PanTextAlignment *ta, FileData *fd)
1321 {
1322
1323         if (!fd) return;
1324
1325         pan_text_alignment_add(ta, NULL, NULL);
1326 }
1327
1328
1329 static void pan_info_update(PanWindow *pw, PanItem *pi)
1330 {
1331         PanTextAlignment *ta;
1332         PanItem *pbox;
1333         PanItem *p;
1334         gchar *buf;
1335         gint x1, y1, x2, y2, x3, y3;
1336         gint x, y, w, h;
1337
1338         if (pw->click_pi == pi) return;
1339         if (pi && !pi->fd) pi = NULL;
1340
1341         while ((p = pan_item_find_by_key(pw, PAN_ITEM_NONE, "info"))) pan_item_remove(pw, p);
1342         pw->click_pi = pi;
1343
1344         if (!pi) return;
1345
1346         DEBUG_1("info set to %s", pi->fd->path);
1347
1348         pbox = pan_item_box_new(pw, NULL, pi->x + pi->width + 4, pi->y, 10, 10,
1349                                 PAN_POPUP_BORDER,
1350                                 PAN_POPUP_COLOR, PAN_POPUP_ALPHA,
1351                                 PAN_POPUP_BORDER_COLOR, PAN_POPUP_ALPHA);
1352         pan_item_set_key(pbox, "info");
1353
1354         if (pi->type == PAN_ITEM_THUMB && pi->pixbuf)
1355                 {
1356                 w = gdk_pixbuf_get_width(pi->pixbuf);
1357                 h = gdk_pixbuf_get_height(pi->pixbuf);
1358
1359                 x1 = pi->x + pi->width - (pi->width - w) / 2 - 8;
1360                 y1 = pi->y + (pi->height - h) / 2 + 8;
1361                 }
1362         else
1363                 {
1364                 x1 = pi->x + pi->width - 8;
1365                 y1 = pi->y + 8;
1366                 }
1367
1368         x2 = pbox->x + 1;
1369         y2 = pbox->y + 36;
1370         x3 = pbox->x + 1;
1371         y3 = pbox->y + 12;
1372         util_clip_triangle(x1, y1, x2, y2, x3, y3,
1373                            &x, &y, &w, &h);
1374
1375         p = pan_item_tri_new(pw, NULL, x, y, w, h,
1376                              x1, y1, x2, y2, x3, y3,
1377                              PAN_POPUP_COLOR, PAN_POPUP_ALPHA);
1378         pan_item_tri_border(p, PAN_BORDER_1 | PAN_BORDER_3, PAN_POPUP_BORDER_COLOR, PAN_POPUP_ALPHA);
1379         pan_item_set_key(p, "info");
1380         pan_item_added(pw, p);
1381
1382         ta = pan_text_alignment_new(pw, pbox->x + PREF_PAD_BORDER, pbox->y + PREF_PAD_BORDER, "info");
1383
1384         pan_text_alignment_add(ta, _("Filename:"), pi->fd->name);
1385         buf = remove_level_from_path(pi->fd->path);
1386         pan_text_alignment_add(ta, _("Location:"), buf);
1387         g_free(buf);
1388         pan_text_alignment_add(ta, _("Date:"), text_from_time(pi->fd->date));
1389         buf = text_from_size(pi->fd->size);
1390         pan_text_alignment_add(ta, _("Size:"), buf);
1391         g_free(buf);
1392
1393         if (pw->info_includes_exif)
1394                 {
1395                 pan_info_add_exif(ta, pi->fd);
1396                 }
1397
1398         pan_text_alignment_calc(ta, pbox);
1399         pan_text_alignment_free(ta);
1400
1401         pan_item_box_shadow(pbox, PAN_SHADOW_OFFSET * 2, PAN_SHADOW_FADE * 2);
1402         pan_item_added(pw, pbox);
1403
1404         if (pw->info_image_size > PAN_IMAGE_SIZE_THUMB_NONE)
1405                 {
1406                 gint iw, ih;
1407                 if (image_load_dimensions(pi->fd, &iw, &ih))
1408                         {
1409                         gint scale = 25;
1410
1411                         switch (pw->info_image_size)
1412                                 {
1413                                 case PAN_IMAGE_SIZE_10:
1414                                         scale = 10;
1415                                         break;
1416                                 case PAN_IMAGE_SIZE_25:
1417                                         scale = 25;
1418                                         break;
1419                                 case PAN_IMAGE_SIZE_33:
1420                                         scale = 33;
1421                                         break;
1422                                 case PAN_IMAGE_SIZE_50:
1423                                         scale = 50;
1424                                         break;
1425                                 case PAN_IMAGE_SIZE_100:
1426                                         scale = 100;
1427                                         break;
1428                                 }
1429
1430                         iw = MAX(1, iw * scale / 100);
1431                         ih = MAX(1, ih * scale / 100);
1432
1433                         pbox = pan_item_box_new(pw, NULL, pbox->x, pbox->y + pbox->height + 8, 10, 10,
1434                                                 PAN_POPUP_BORDER,
1435                                                 PAN_POPUP_COLOR, PAN_POPUP_ALPHA,
1436                                                 PAN_POPUP_BORDER_COLOR, PAN_POPUP_ALPHA);
1437                         pan_item_set_key(pbox, "info");
1438
1439                         p = pan_item_image_new(pw, file_data_new_group(pi->fd->path),
1440                                                pbox->x + PREF_PAD_BORDER, pbox->y + PREF_PAD_BORDER, iw, ih);
1441                         pan_item_set_key(p, "info");
1442                         pan_item_size_by_item(pbox, p, PREF_PAD_BORDER);
1443
1444                         pan_item_box_shadow(pbox, PAN_SHADOW_OFFSET * 2, PAN_SHADOW_FADE * 2);
1445                         pan_item_added(pw, pbox);
1446                         }
1447                 }
1448
1449         pan_layout_resize(pw);
1450 }
1451
1452
1453 /*
1454  *-----------------------------------------------------------------------------
1455  * search
1456  *-----------------------------------------------------------------------------
1457  */
1458
1459 static void pan_search_status(PanWindow *pw, const gchar *text)
1460 {
1461         gtk_label_set_text(GTK_LABEL(pw->search_label), (text) ? text : "");
1462 }
1463
1464 static gint pan_search_by_path(PanWindow *pw, const gchar *path)
1465 {
1466         PanItem *pi;
1467         GList *list;
1468         GList *found;
1469         PanItemType type;
1470         gchar *buf;
1471
1472         type = (pw->size > PAN_IMAGE_SIZE_THUMB_LARGE) ? PAN_ITEM_IMAGE : PAN_ITEM_THUMB;
1473
1474         list = pan_item_find_by_path(pw, type, path, FALSE, FALSE);
1475         if (!list) return FALSE;
1476
1477         found = g_list_find(list, pw->click_pi);
1478         if (found && found->next)
1479                 {
1480                 found = found->next;
1481                 pi = found->data;
1482                 }
1483         else
1484                 {
1485                 pi = list->data;
1486                 }
1487
1488         pan_info_update(pw, pi);
1489         image_scroll_to_point(pw->imd, pi->x + pi->width / 2, pi->y + pi->height / 2, 0.5, 0.5);
1490
1491         buf = g_strdup_printf("%s ( %d / %d )",
1492                               (path[0] == G_DIR_SEPARATOR) ? _("path found") : _("filename found"),
1493                               g_list_index(list, pi) + 1,
1494                               g_list_length(list));
1495         pan_search_status(pw, buf);
1496         g_free(buf);
1497
1498         g_list_free(list);
1499
1500         return TRUE;
1501 }
1502
1503 static gboolean pan_search_by_partial(PanWindow *pw, const gchar *text)
1504 {
1505         PanItem *pi;
1506         GList *list;
1507         GList *found;
1508         PanItemType type;
1509         gchar *buf;
1510
1511         type = (pw->size > PAN_IMAGE_SIZE_THUMB_LARGE) ? PAN_ITEM_IMAGE : PAN_ITEM_THUMB;
1512
1513         list = pan_item_find_by_path(pw, type, text, TRUE, FALSE);
1514         if (!list) list = pan_item_find_by_path(pw, type, text, FALSE, TRUE);
1515         if (!list)
1516                 {
1517                 gchar *needle;
1518
1519                 needle = g_utf8_strdown(text, -1);
1520                 list = pan_item_find_by_path(pw, type, needle, TRUE, TRUE);
1521                 g_free(needle);
1522                 }
1523         if (!list) return FALSE;
1524
1525         found = g_list_find(list, pw->click_pi);
1526         if (found && found->next)
1527                 {
1528                 found = found->next;
1529                 pi = found->data;
1530                 }
1531         else
1532                 {
1533                 pi = list->data;
1534                 }
1535
1536         pan_info_update(pw, pi);
1537         image_scroll_to_point(pw->imd, pi->x + pi->width / 2, pi->y + pi->height / 2, 0.5, 0.5);
1538
1539         buf = g_strdup_printf("%s ( %d / %d )",
1540                               _("partial match"),
1541                               g_list_index(list, pi) + 1,
1542                               g_list_length(list));
1543         pan_search_status(pw, buf);
1544         g_free(buf);
1545
1546         g_list_free(list);
1547
1548         return TRUE;
1549 }
1550
1551 static gboolean valid_date_separator(gchar c)
1552 {
1553         return (c == '/' || c == '-' || c == ' ' || c == '.' || c == ',');
1554 }
1555
1556 static GList *pan_search_by_date_val(PanWindow *pw, PanItemType type,
1557                                      gint year, gint month, gint day,
1558                                      const gchar *key)
1559 {
1560         GList *list = NULL;
1561         GList *work;
1562
1563         work = g_list_last(pw->list_static);
1564         while (work)
1565                 {
1566                 PanItem *pi;
1567
1568                 pi = work->data;
1569                 work = work->prev;
1570
1571                 if (pi->fd && (pi->type == type || type == PAN_ITEM_NONE) &&
1572                     ((!key && !pi->key) || (key && pi->key && strcmp(key, pi->key) == 0)))
1573                         {
1574                         struct tm *tl;
1575
1576                         tl = localtime(&pi->fd->date);
1577                         if (tl)
1578                                 {
1579                                 gint match;
1580
1581                                 match = (tl->tm_year == year - 1900);
1582                                 if (match && month >= 0) match = (tl->tm_mon == month - 1);
1583                                 if (match && day > 0) match = (tl->tm_mday == day);
1584
1585                                 if (match) list = g_list_prepend(list, pi);
1586                                 }
1587                         }
1588                 }
1589
1590         return g_list_reverse(list);
1591 }
1592
1593 static gboolean pan_search_by_date(PanWindow *pw, const gchar *text)
1594 {
1595         PanItem *pi = NULL;
1596         GList *list = NULL;
1597         GList *found;
1598         gint year;
1599         gint month = -1;
1600         gint day = -1;
1601         gchar *ptr;
1602         gchar *mptr;
1603         struct tm *lt;
1604         time_t t;
1605         gchar *message;
1606         gchar *buf;
1607         gchar *buf_count;
1608
1609         if (!text) return FALSE;
1610
1611         ptr = (gchar *)text;
1612         while (*ptr != '\0')
1613                 {
1614                 if (!g_unichar_isdigit(*ptr) && !valid_date_separator(*ptr)) return FALSE;
1615                 ptr++;
1616                 }
1617
1618         t = time(NULL);
1619         if (t == -1) return FALSE;
1620         lt = localtime(&t);
1621         if (!lt) return FALSE;
1622
1623         if (valid_date_separator(*text))
1624                 {
1625                 year = -1;
1626                 mptr = (gchar *)text;
1627                 }
1628         else
1629                 {
1630                 year = (gint)strtol(text, &mptr, 10);
1631                 if (mptr == text) return FALSE;
1632                 }
1633
1634         if (*mptr != '\0' && valid_date_separator(*mptr))
1635                 {
1636                 gchar *dptr;
1637
1638                 mptr++;
1639                 month = strtol(mptr, &dptr, 10);
1640                 if (dptr == mptr)
1641                         {
1642                         if (valid_date_separator(*dptr))
1643                                 {
1644                                 month = lt->tm_mon + 1;
1645                                 dptr++;
1646                                 }
1647                         else
1648                                 {
1649                                 month = -1;
1650                                 }
1651                         }
1652                 if (dptr != mptr && *dptr != '\0' && valid_date_separator(*dptr))
1653                         {
1654                         gchar *eptr;
1655                         dptr++;
1656                         day = strtol(dptr, &eptr, 10);
1657                         if (dptr == eptr)
1658                                 {
1659                                 day = lt->tm_mday;
1660                                 }
1661                         }
1662                 }
1663
1664         if (year == -1)
1665                 {
1666                 year = lt->tm_year + 1900;
1667                 }
1668         else if (year < 100)
1669                 {
1670                 if (year > 70)
1671                         year+= 1900;
1672                 else
1673                         year+= 2000;
1674                 }
1675
1676         if (year < 1970 ||
1677             month < -1 || month == 0 || month > 12 ||
1678             day < -1 || day == 0 || day > 31) return FALSE;
1679
1680         t = pan_date_to_time(year, month, day);
1681         if (t < 0) return FALSE;
1682
1683         if (pw->layout == PAN_LAYOUT_CALENDAR)
1684                 {
1685                 list = pan_search_by_date_val(pw, PAN_ITEM_BOX, year, month, day, "day");
1686                 }
1687         else
1688                 {
1689                 PanItemType type;
1690
1691                 type = (pw->size > PAN_IMAGE_SIZE_THUMB_LARGE) ? PAN_ITEM_IMAGE : PAN_ITEM_THUMB;
1692                 list = pan_search_by_date_val(pw, type, year, month, day, NULL);
1693                 }
1694
1695         if (list)
1696                 {
1697                 found = g_list_find(list, pw->search_pi);
1698                 if (found && found->next)
1699                         {
1700                         found = found->next;
1701                         pi = found->data;
1702                         }
1703                 else
1704                         {
1705                         pi = list->data;
1706                         }
1707                 }
1708
1709         pw->search_pi = pi;
1710
1711         if (pw->layout == PAN_LAYOUT_CALENDAR && pi && pi->type == PAN_ITEM_BOX)
1712                 {
1713                 pan_info_update(pw, NULL);
1714                 pan_calendar_update(pw, pi);
1715                 image_scroll_to_point(pw->imd,
1716                                       pi->x + pi->width / 2,
1717                                       pi->y + pi->height / 2, 0.5, 0.5);
1718                 }
1719         else if (pi)
1720                 {
1721                 pan_info_update(pw, pi);
1722                 image_scroll_to_point(pw->imd,
1723                                       pi->x - PAN_BOX_BORDER * 5 / 2,
1724                                       pi->y, 0.0, 0.5);
1725                 }
1726
1727         if (month > 0)
1728                 {
1729                 buf = pan_date_value_string(t, PAN_DATE_LENGTH_MONTH);
1730                 if (day > 0)
1731                         {
1732                         gchar *tmp;
1733                         tmp = buf;
1734                         buf = g_strdup_printf("%d %s", day, tmp);
1735                         g_free(tmp);
1736                         }
1737                 }
1738         else
1739                 {
1740                 buf = pan_date_value_string(t, PAN_DATE_LENGTH_YEAR);
1741                 }
1742
1743         if (pi)
1744                 {
1745                 buf_count = g_strdup_printf("( %d / %d )",
1746                                             g_list_index(list, pi) + 1,
1747                                             g_list_length(list));
1748                 }
1749         else
1750                 {
1751                 buf_count = g_strdup_printf("(%s)", _("no match"));
1752                 }
1753
1754         message = g_strdup_printf("%s %s %s", _("Date:"), buf, buf_count);
1755         g_free(buf);
1756         g_free(buf_count);
1757         pan_search_status(pw, message);
1758         g_free(message);
1759
1760         g_list_free(list);
1761
1762         return TRUE;
1763 }
1764
1765 static void pan_search_activate_cb(const gchar *text, gpointer data)
1766 {
1767         PanWindow *pw = data;
1768
1769         if (!text) return;
1770
1771         tab_completion_append_to_history(pw->search_entry, text);
1772
1773         if (pan_search_by_path(pw, text)) return;
1774
1775         if ((pw->layout == PAN_LAYOUT_TIMELINE ||
1776              pw->layout == PAN_LAYOUT_CALENDAR) &&
1777             pan_search_by_date(pw, text))
1778                 {
1779                 return;
1780                 }
1781
1782         if (pan_search_by_partial(pw, text)) return;
1783
1784         pan_search_status(pw, _("no match"));
1785 }
1786
1787 static void pan_search_activate(PanWindow *pw)
1788 {
1789         gchar *text;
1790
1791         text = g_strdup(gtk_entry_get_text(GTK_ENTRY(pw->search_entry)));
1792         pan_search_activate_cb(text, pw);
1793         g_free(text);
1794 }
1795
1796 static void pan_search_toggle_cb(GtkWidget *button, gpointer data)
1797 {
1798         PanWindow *pw = data;
1799         gboolean visible;
1800
1801         visible = gtk_widget_get_visible(pw->search_box);
1802         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(button)) == visible) return;
1803
1804         if (visible)
1805                 {
1806                 gtk_widget_hide(pw->search_box);
1807                 gtk_arrow_set(GTK_ARROW(pw->search_button_arrow), GTK_ARROW_UP, GTK_SHADOW_NONE);
1808                 }
1809         else
1810                 {
1811                 gtk_widget_show(pw->search_box);
1812                 gtk_arrow_set(GTK_ARROW(pw->search_button_arrow), GTK_ARROW_DOWN, GTK_SHADOW_NONE);
1813                 gtk_widget_grab_focus(pw->search_entry);
1814                 }
1815 }
1816
1817 static void pan_search_toggle_visible(PanWindow *pw, gboolean enable)
1818 {
1819         if (pw->fs) return;
1820
1821         if (enable)
1822                 {
1823                 if (gtk_widget_get_visible(pw->search_box))
1824                         {
1825                         gtk_widget_grab_focus(pw->search_entry);
1826                         }
1827                 else
1828                         {
1829                         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(pw->search_button), TRUE);
1830                         }
1831                 }
1832         else
1833                 {
1834                 if (gtk_widget_get_visible(pw->search_entry))
1835                         {
1836                         if (gtk_widget_has_focus(pw->search_entry))
1837                                 {
1838                                 gtk_widget_grab_focus(GTK_WIDGET(pw->imd->widget));
1839                                 }
1840                         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(pw->search_button), FALSE);
1841                         }
1842                 }
1843 }
1844
1845
1846 /*
1847  *-----------------------------------------------------------------------------
1848  * main window
1849  *-----------------------------------------------------------------------------
1850  */
1851
1852 static void button_cb(PixbufRenderer *pr, GdkEventButton *event, gpointer data)
1853 {
1854         PanWindow *pw = data;
1855         PanItem *pi = NULL;
1856         GtkWidget *menu;
1857         gint rx, ry;
1858
1859         rx = ry = 0;
1860         if (pr->scale)
1861                 {
1862                 rx = (gdouble)(pr->x_scroll + event->x - pr->x_offset) / pr->scale;
1863                 ry = (gdouble)(pr->y_scroll + event->y - pr->y_offset) / pr->scale;
1864                 }
1865
1866         pi = pan_item_find_by_coord(pw, PAN_ITEM_BOX, rx, ry, "info");
1867         if (pi && event->button == MOUSE_BUTTON_LEFT)
1868                 {
1869                 pan_info_update(pw, NULL);
1870                 return;
1871                 }
1872
1873         pi = pan_item_find_by_coord(pw, (pw->size > PAN_IMAGE_SIZE_THUMB_LARGE) ? PAN_ITEM_IMAGE : PAN_ITEM_THUMB,
1874                                     rx, ry, NULL);
1875
1876         switch (event->button)
1877                 {
1878                 case MOUSE_BUTTON_LEFT:
1879                         pan_info_update(pw, pi);
1880
1881                         if (!pi && pw->layout == PAN_LAYOUT_CALENDAR)
1882                                 {
1883                                 pi = pan_item_find_by_coord(pw, PAN_ITEM_BOX, rx, ry, "day");
1884                                 pan_calendar_update(pw, pi);
1885                                 }
1886                         break;
1887                 case MOUSE_BUTTON_MIDDLE:
1888                         break;
1889                 case MOUSE_BUTTON_RIGHT:
1890                         pan_info_update(pw, pi);
1891                         menu = pan_popup_menu(pw);
1892                         gtk_menu_popup(GTK_MENU(menu), NULL, NULL, NULL, NULL, 3, event->time);
1893                         break;
1894                 default:
1895                         break;
1896                 }
1897 }
1898
1899 static void scroll_cb(PixbufRenderer *pr, GdkEventScroll *event, gpointer data)
1900 {
1901         gint w, h;
1902
1903         w = pr->vis_width;
1904         h = pr->vis_height;
1905
1906         if (!(event->state & GDK_SHIFT_MASK))
1907                 {
1908                 w /= 3;
1909                 h /= 3;
1910                 }
1911
1912         if (event->state & GDK_CONTROL_MASK)
1913                 {
1914                 switch (event->direction)
1915                         {
1916                         case GDK_SCROLL_UP:
1917                                 pixbuf_renderer_zoom_adjust_at_point(pr, ZOOM_INCREMENT,
1918                                                                      (gint)event->x, (gint)event->y);
1919                                 break;
1920                         case GDK_SCROLL_DOWN:
1921                                 pixbuf_renderer_zoom_adjust_at_point(pr, -ZOOM_INCREMENT,
1922                                                                      (gint)event->x, (gint)event->y);
1923                                 break;
1924                         default:
1925                                 break;
1926                         }
1927                 }
1928         else
1929                 {
1930                 switch (event->direction)
1931                         {
1932                         case GDK_SCROLL_UP:
1933                                 pixbuf_renderer_scroll(pr, 0, -h);
1934                                 break;
1935                         case GDK_SCROLL_DOWN:
1936                                 pixbuf_renderer_scroll(pr, 0, h);
1937                                 break;
1938                         case GDK_SCROLL_LEFT:
1939                                 pixbuf_renderer_scroll(pr, -w, 0);
1940                                 break;
1941                         case GDK_SCROLL_RIGHT:
1942                                 pixbuf_renderer_scroll(pr, w, 0);
1943                                 break;
1944                         default:
1945                                 break;
1946                         }
1947                 }
1948 }
1949
1950 static void pan_image_set_buttons(PanWindow *pw, ImageWindow *imd)
1951 {
1952         g_signal_connect(G_OBJECT(imd->pr), "clicked",
1953                          G_CALLBACK(button_cb), pw);
1954         g_signal_connect(G_OBJECT(imd->pr), "scroll_event",
1955                          G_CALLBACK(scroll_cb), pw);
1956 }
1957
1958 static void pan_fullscreen_stop_func(FullScreenData *fs, gpointer data)
1959 {
1960         PanWindow *pw = data;
1961
1962         pw->fs = NULL;
1963         pw->imd = pw->imd_normal;
1964 }
1965
1966 static void pan_fullscreen_toggle(PanWindow *pw, gboolean force_off)
1967 {
1968         if (force_off && !pw->fs) return;
1969
1970         if (pw->fs)
1971                 {
1972                 fullscreen_stop(pw->fs);
1973                 }
1974         else
1975                 {
1976                 pw->fs = fullscreen_start(pw->window, pw->imd, pan_fullscreen_stop_func, pw);
1977                 pan_image_set_buttons(pw, pw->fs->imd);
1978                 g_signal_connect(G_OBJECT(pw->fs->window), "key_press_event",
1979                                  G_CALLBACK(pan_window_key_press_cb), pw);
1980
1981                 pw->imd = pw->fs->imd;
1982                 }
1983 }
1984
1985 static void pan_window_image_zoom_cb(PixbufRenderer *pr, gdouble zoom, gpointer data)
1986 {
1987         PanWindow *pw = data;
1988         gchar *text;
1989
1990         text = image_zoom_get_as_text(pw->imd);
1991         gtk_label_set_text(GTK_LABEL(pw->label_zoom), text);
1992         g_free(text);
1993 }
1994
1995 static void pan_window_image_scroll_notify_cb(PixbufRenderer *pr, gpointer data)
1996 {
1997         PanWindow *pw = data;
1998         GtkAdjustment *adj;
1999         GdkRectangle rect;
2000         gint width, height;
2001
2002         if (pr->scale == 0.0) return;
2003
2004         pixbuf_renderer_get_visible_rect(pr, &rect);
2005         pixbuf_renderer_get_image_size(pr, &width, &height);
2006
2007         adj = gtk_range_get_adjustment(GTK_RANGE(pw->scrollbar_h));
2008         gtk_adjustment_set_page_size(adj, rect.width);
2009         gtk_adjustment_set_page_increment(adj, gtk_adjustment_get_page_size(adj) / 2.0);
2010         gtk_adjustment_set_step_increment(adj, 48.0 / pr->scale);
2011         gtk_adjustment_set_lower(adj, 0.0);
2012         gtk_adjustment_set_upper(adj, MAX((gdouble)width, 1.0));
2013         gtk_adjustment_set_value(adj, (gdouble)rect.x);
2014
2015         pref_signal_block_data(pw->scrollbar_h, pw);
2016         gtk_adjustment_changed(adj);
2017         gtk_adjustment_value_changed(adj);
2018         pref_signal_unblock_data(pw->scrollbar_h, pw);
2019
2020         adj = gtk_range_get_adjustment(GTK_RANGE(pw->scrollbar_v));
2021         gtk_adjustment_set_page_size(adj, rect.height);
2022         gtk_adjustment_set_page_increment(adj, gtk_adjustment_get_page_size(adj) / 2.0);
2023         gtk_adjustment_set_step_increment(adj, 48.0 / pr->scale);
2024         gtk_adjustment_set_lower(adj, 0.0);
2025         gtk_adjustment_set_upper(adj, MAX((gdouble)height, 1.0));
2026         gtk_adjustment_set_value(adj, (gdouble)rect.y);
2027
2028         pref_signal_block_data(pw->scrollbar_v, pw);
2029         gtk_adjustment_changed(adj);
2030         gtk_adjustment_value_changed(adj);
2031         pref_signal_unblock_data(pw->scrollbar_v, pw);
2032 }
2033
2034 static void pan_window_scrollbar_h_value_cb(GtkRange *range, gpointer data)
2035 {
2036         PanWindow *pw = data;
2037         PixbufRenderer *pr;
2038         gint x;
2039
2040         pr = PIXBUF_RENDERER(pw->imd_normal->pr);
2041
2042         if (!pr->scale) return;
2043
2044         x = (gint)gtk_range_get_value(range);
2045
2046         pixbuf_renderer_scroll_to_point(pr, x, (gint)((gdouble)pr->y_scroll / pr->scale), 0.0, 0.0);
2047 }
2048
2049 static void pan_window_scrollbar_v_value_cb(GtkRange *range, gpointer data)
2050 {
2051         PanWindow *pw = data;
2052         PixbufRenderer *pr;
2053         gint y;
2054
2055         pr = PIXBUF_RENDERER(pw->imd_normal->pr);
2056
2057         if (!pr->scale) return;
2058
2059         y = (gint)gtk_range_get_value(range);
2060
2061         pixbuf_renderer_scroll_to_point(pr, (gint)((gdouble)pr->x_scroll / pr->scale), y, 0.0, 0.0);
2062 }
2063
2064 static void pan_window_layout_change_cb(GtkWidget *combo, gpointer data)
2065 {
2066         PanWindow *pw = data;
2067
2068         pw->layout = gtk_combo_box_get_active(GTK_COMBO_BOX(combo));
2069         pan_layout_update(pw);
2070 }
2071
2072 static void pan_window_layout_size_cb(GtkWidget *combo, gpointer data)
2073 {
2074         PanWindow *pw = data;
2075
2076         pw->size = gtk_combo_box_get_active(GTK_COMBO_BOX(combo));
2077         pan_layout_update(pw);
2078 }
2079
2080 static void pan_window_entry_activate_cb(const gchar *new_text, gpointer data)
2081 {
2082         PanWindow *pw = data;
2083         gchar *path;
2084
2085         path = remove_trailing_slash(new_text);
2086         parse_out_relatives(path);
2087
2088         if (!isdir(path))
2089                 {
2090                 warning_dialog(_("Folder not found"),
2091                                _("The entered path is not a folder"),
2092                                GTK_STOCK_DIALOG_WARNING, pw->path_entry);
2093                 }
2094         else
2095                 {
2096                 FileData *dir_fd = file_data_new_dir(path);
2097                 tab_completion_append_to_history(pw->path_entry, path);
2098
2099                 pan_layout_set_fd(pw, dir_fd);
2100                 file_data_unref(dir_fd);
2101                 }
2102
2103         g_free(path);
2104 }
2105
2106 static void pan_window_entry_change_cb(GtkWidget *combo, gpointer data)
2107 {
2108         PanWindow *pw = data;
2109         gchar *text;
2110
2111         if (gtk_combo_box_get_active(GTK_COMBO_BOX(combo)) < 0) return;
2112
2113         text = g_strdup(gtk_entry_get_text(GTK_ENTRY(pw->path_entry)));
2114         pan_window_entry_activate_cb(text, pw);
2115         g_free(text);
2116 }
2117
2118 static void pan_window_close(PanWindow *pw)
2119 {
2120         pan_window_list = g_list_remove(pan_window_list, pw);
2121
2122         pref_list_int_set(PAN_PREF_GROUP, PAN_PREF_EXIF_PAN_DATE, pw->exif_date_enable);
2123         pref_list_int_set(PAN_PREF_GROUP, PAN_PREF_INFO_IMAGE, pw->info_image_size);
2124         pref_list_int_set(PAN_PREF_GROUP, PAN_PREF_INFO_EXIF, pw->info_includes_exif);
2125
2126         if (pw->idle_id)
2127                 {
2128                 g_source_remove(pw->idle_id);
2129                 }
2130
2131         pan_fullscreen_toggle(pw, TRUE);
2132         gtk_widget_destroy(pw->window);
2133
2134         pan_window_items_free(pw);
2135         pan_cache_free(pw);
2136
2137         file_data_unref(pw->dir_fd);
2138
2139         g_free(pw);
2140 }
2141
2142 static gboolean pan_window_delete_cb(GtkWidget *w, GdkEventAny *event, gpointer data)
2143 {
2144         PanWindow *pw = data;
2145
2146         pan_window_close(pw);
2147         return TRUE;
2148 }
2149
2150 static void pan_window_new_real(FileData *dir_fd)
2151 {
2152         PanWindow *pw;
2153         GtkWidget *vbox;
2154         GtkWidget *box;
2155         GtkWidget *combo;
2156         GtkWidget *hbox;
2157         GtkWidget *frame;
2158         GtkWidget *table;
2159         GdkGeometry geometry;
2160
2161         pw = g_new0(PanWindow, 1);
2162
2163         pw->dir_fd = file_data_ref(dir_fd);
2164         pw->layout = PAN_LAYOUT_TIMELINE;
2165         pw->size = PAN_IMAGE_SIZE_THUMB_NORMAL;
2166         pw->thumb_size = PAN_THUMB_SIZE_NORMAL;
2167         pw->thumb_gap = PAN_THUMB_GAP_NORMAL;
2168
2169         if (!pref_list_int_get(PAN_PREF_GROUP, PAN_PREF_EXIF_PAN_DATE, &pw->exif_date_enable))
2170                 {
2171                 pw->exif_date_enable = FALSE;
2172                 }
2173         if (!pref_list_int_get(PAN_PREF_GROUP, PAN_PREF_INFO_IMAGE, &pw->info_image_size))
2174                 {
2175                 pw->info_image_size = PAN_IMAGE_SIZE_THUMB_NONE;
2176                 }
2177         if (!pref_list_int_get(PAN_PREF_GROUP, PAN_PREF_INFO_EXIF, &pw->info_includes_exif))
2178                 {
2179                 pw->info_includes_exif = TRUE;
2180                 }
2181
2182         pw->ignore_symlinks = TRUE;
2183
2184         pw->idle_id = 0;
2185
2186         pw->window = window_new(GTK_WINDOW_TOPLEVEL, "panview", NULL, NULL, _("Pan View"));
2187
2188         geometry.min_width = DEFAULT_MINIMAL_WINDOW_SIZE;
2189         geometry.min_height = DEFAULT_MINIMAL_WINDOW_SIZE;
2190         gtk_window_set_geometry_hints(GTK_WINDOW(pw->window), NULL, &geometry, GDK_HINT_MIN_SIZE);
2191
2192         gtk_window_set_resizable(GTK_WINDOW(pw->window), TRUE);
2193         gtk_container_set_border_width(GTK_CONTAINER(pw->window), 0);
2194
2195         vbox = gtk_vbox_new(FALSE, 0);
2196         gtk_container_add(GTK_CONTAINER(pw->window), vbox);
2197         gtk_widget_show(vbox);
2198
2199         box = pref_box_new(vbox, FALSE, GTK_ORIENTATION_HORIZONTAL, PREF_PAD_SPACE);
2200
2201         pref_spacer(box, 0);
2202         pref_label_new(box, _("Location:"));
2203         combo = tab_completion_new_with_history(&pw->path_entry, dir_fd->path, "pan_view_path", -1,
2204                                                 pan_window_entry_activate_cb, pw);
2205         g_signal_connect(G_OBJECT(gtk_widget_get_parent(pw->path_entry)), "changed",
2206                          G_CALLBACK(pan_window_entry_change_cb), pw);
2207         gtk_box_pack_start(GTK_BOX(box), combo, TRUE, TRUE, 0);
2208         gtk_widget_show(combo);
2209
2210         combo = gtk_combo_box_text_new();
2211         gtk_combo_box_text_append_text(GTK_COMBO_BOX_TEXT(combo), _("Timeline"));
2212         gtk_combo_box_text_append_text(GTK_COMBO_BOX_TEXT(combo), _("Calendar"));
2213         gtk_combo_box_text_append_text(GTK_COMBO_BOX_TEXT(combo), _("Folders"));
2214         gtk_combo_box_text_append_text(GTK_COMBO_BOX_TEXT(combo), _("Folders (flower)"));
2215         gtk_combo_box_text_append_text(GTK_COMBO_BOX_TEXT(combo), _("Grid"));
2216
2217         gtk_combo_box_set_active(GTK_COMBO_BOX(combo), pw->layout);
2218         g_signal_connect(G_OBJECT(combo), "changed",
2219                          G_CALLBACK(pan_window_layout_change_cb), pw);
2220         gtk_box_pack_start(GTK_BOX(box), combo, FALSE, FALSE, 0);
2221         gtk_widget_show(combo);
2222
2223         combo = gtk_combo_box_text_new();
2224         gtk_combo_box_text_append_text(GTK_COMBO_BOX_TEXT(combo), _("Dots"));
2225         gtk_combo_box_text_append_text(GTK_COMBO_BOX_TEXT(combo), _("No Images"));
2226         gtk_combo_box_text_append_text(GTK_COMBO_BOX_TEXT(combo), _("Small Thumbnails"));
2227         gtk_combo_box_text_append_text(GTK_COMBO_BOX_TEXT(combo), _("Normal Thumbnails"));
2228         gtk_combo_box_text_append_text(GTK_COMBO_BOX_TEXT(combo), _("Large Thumbnails"));
2229         gtk_combo_box_text_append_text(GTK_COMBO_BOX_TEXT(combo), _("1:10 (10%)"));
2230         gtk_combo_box_text_append_text(GTK_COMBO_BOX_TEXT(combo), _("1:4 (25%)"));
2231         gtk_combo_box_text_append_text(GTK_COMBO_BOX_TEXT(combo), _("1:3 (33%)"));
2232         gtk_combo_box_text_append_text(GTK_COMBO_BOX_TEXT(combo), _("1:2 (50%)"));
2233         gtk_combo_box_text_append_text(GTK_COMBO_BOX_TEXT(combo), _("1:1 (100%)"));
2234
2235         gtk_combo_box_set_active(GTK_COMBO_BOX(combo), pw->size);
2236         g_signal_connect(G_OBJECT(combo), "changed",
2237                          G_CALLBACK(pan_window_layout_size_cb), pw);
2238         gtk_box_pack_start(GTK_BOX(box), combo, FALSE, FALSE, 0);
2239         gtk_widget_show(combo);
2240
2241         table = pref_table_new(vbox, 2, 2, FALSE, TRUE);
2242         gtk_table_set_row_spacings(GTK_TABLE(table), 2);
2243         gtk_table_set_col_spacings(GTK_TABLE(table), 2);
2244
2245         pw->imd = image_new(TRUE);
2246         pw->imd_normal = pw->imd;
2247
2248         g_signal_connect(G_OBJECT(pw->imd->pr), "zoom",
2249                          G_CALLBACK(pan_window_image_zoom_cb), pw);
2250         g_signal_connect(G_OBJECT(pw->imd->pr), "scroll_notify",
2251                          G_CALLBACK(pan_window_image_scroll_notify_cb), pw);
2252
2253         gtk_table_attach(GTK_TABLE(table), pw->imd->widget, 0, 1, 0, 1,
2254                          GTK_FILL | GTK_EXPAND, GTK_FILL | GTK_EXPAND, 0, 0);
2255         gtk_widget_show(GTK_WIDGET(pw->imd->widget));
2256
2257         pan_window_dnd_init(pw);
2258
2259         pan_image_set_buttons(pw, pw->imd);
2260
2261         pw->scrollbar_h = gtk_hscrollbar_new(NULL);
2262         g_signal_connect(G_OBJECT(pw->scrollbar_h), "value_changed",
2263                          G_CALLBACK(pan_window_scrollbar_h_value_cb), pw);
2264         gtk_table_attach(GTK_TABLE(table), pw->scrollbar_h, 0, 1, 1, 2,
2265                          GTK_FILL | GTK_EXPAND, 0, 0, 0);
2266         gtk_widget_show(pw->scrollbar_h);
2267
2268         pw->scrollbar_v = gtk_vscrollbar_new(NULL);
2269         g_signal_connect(G_OBJECT(pw->scrollbar_v), "value_changed",
2270                          G_CALLBACK(pan_window_scrollbar_v_value_cb), pw);
2271         gtk_table_attach(GTK_TABLE(table), pw->scrollbar_v, 1, 2, 0, 1,
2272                          0, GTK_FILL | GTK_EXPAND, 0, 0);
2273         gtk_widget_show(pw->scrollbar_v);
2274
2275         /* find bar */
2276
2277         pw->search_box = gtk_hbox_new(FALSE, PREF_PAD_SPACE);
2278         gtk_box_pack_start(GTK_BOX(vbox), pw->search_box, FALSE, FALSE, 2);
2279
2280         pref_spacer(pw->search_box, 0);
2281         pref_label_new(pw->search_box, _("Find:"));
2282
2283         hbox = gtk_hbox_new(TRUE, PREF_PAD_SPACE);
2284         gtk_box_pack_start(GTK_BOX(pw->search_box), hbox, TRUE, TRUE, 0);
2285         gtk_widget_show(hbox);
2286
2287         combo = tab_completion_new_with_history(&pw->search_entry, "", "pan_view_search", -1,
2288                                                 pan_search_activate_cb, pw);
2289         gtk_box_pack_start(GTK_BOX(hbox), combo, TRUE, TRUE, 0);
2290         gtk_widget_show(combo);
2291
2292         pw->search_label = gtk_label_new("");
2293         gtk_box_pack_start(GTK_BOX(hbox), pw->search_label, TRUE, TRUE, 0);
2294         gtk_widget_show(pw->search_label);
2295
2296         /* status bar */
2297
2298         box = pref_box_new(vbox, FALSE, GTK_ORIENTATION_HORIZONTAL, 0);
2299
2300         frame = gtk_frame_new(NULL);
2301         gtk_frame_set_shadow_type(GTK_FRAME(frame), GTK_SHADOW_IN);
2302         gtk_widget_set_size_request(frame, ZOOM_LABEL_WIDTH, -1);
2303         gtk_box_pack_start(GTK_BOX(box), frame, TRUE, TRUE, 0);
2304         gtk_widget_show(frame);
2305
2306         hbox = gtk_hbox_new(FALSE, PREF_PAD_SPACE);
2307         gtk_container_add(GTK_CONTAINER(frame), hbox);
2308         gtk_widget_show(hbox);
2309
2310         pref_spacer(hbox, 0);
2311         pw->label_message = pref_label_new(hbox, "");
2312
2313         frame = gtk_frame_new(NULL);
2314         gtk_frame_set_shadow_type(GTK_FRAME(frame), GTK_SHADOW_IN);
2315         gtk_widget_set_size_request(frame, ZOOM_LABEL_WIDTH, -1);
2316         gtk_box_pack_end(GTK_BOX(box), frame, FALSE, FALSE, 0);
2317         gtk_widget_show(frame);
2318
2319         pw->label_zoom = gtk_label_new("");
2320         gtk_container_add(GTK_CONTAINER(frame), pw->label_zoom);
2321         gtk_widget_show(pw->label_zoom);
2322
2323         pw->search_button = gtk_toggle_button_new();
2324         gtk_button_set_relief(GTK_BUTTON(pw->search_button), GTK_RELIEF_NONE);
2325         gtk_button_set_focus_on_click(GTK_BUTTON(pw->search_button), FALSE);
2326         hbox = gtk_hbox_new(FALSE, PREF_PAD_GAP);
2327         gtk_container_add(GTK_CONTAINER(pw->search_button), hbox);
2328         gtk_widget_show(hbox);
2329         pw->search_button_arrow = gtk_arrow_new(GTK_ARROW_UP, GTK_SHADOW_NONE);
2330         gtk_box_pack_start(GTK_BOX(hbox), pw->search_button_arrow, FALSE, FALSE, 0);
2331         gtk_widget_show(pw->search_button_arrow);
2332         pref_label_new(hbox, _("Find"));
2333
2334         gtk_box_pack_end(GTK_BOX(box), pw->search_button, FALSE, FALSE, 0);
2335         gtk_widget_show(pw->search_button);
2336         g_signal_connect(G_OBJECT(pw->search_button), "clicked",
2337                          G_CALLBACK(pan_search_toggle_cb), pw);
2338
2339         g_signal_connect(G_OBJECT(pw->window), "delete_event",
2340                          G_CALLBACK(pan_window_delete_cb), pw);
2341         g_signal_connect(G_OBJECT(pw->window), "key_press_event",
2342                          G_CALLBACK(pan_window_key_press_cb), pw);
2343
2344         gtk_window_set_default_size(GTK_WINDOW(pw->window), PAN_WINDOW_DEFAULT_WIDTH, PAN_WINDOW_DEFAULT_HEIGHT);
2345
2346         pan_layout_update(pw);
2347
2348         gtk_widget_grab_focus(GTK_WIDGET(pw->imd->widget));
2349         gtk_widget_show(pw->window);
2350
2351         pan_window_list = g_list_append(pan_window_list, pw);
2352 }
2353
2354 /*
2355  *-----------------------------------------------------------------------------
2356  * peformance warnings
2357  *-----------------------------------------------------------------------------
2358  */
2359
2360 static void pan_warning_ok_cb(GenericDialog *gd, gpointer data)
2361 {
2362         FileData *dir_fd = data;
2363
2364         generic_dialog_close(gd);
2365
2366         pan_window_new_real(dir_fd);
2367         file_data_unref(dir_fd);
2368 }
2369
2370 static void pan_warning_hide_cb(GtkWidget *button, gpointer data)
2371 {
2372         gboolean hide_dlg;
2373
2374         hide_dlg = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(button));
2375         pref_list_int_set(PAN_PREF_GROUP, PAN_PREF_HIDE_WARNING, hide_dlg);
2376 }
2377
2378 static gboolean pan_warning(FileData *dir_fd)
2379 {
2380         GenericDialog *gd;
2381         GtkWidget *box;
2382         GtkWidget *group;
2383         GtkWidget *button;
2384         GtkWidget *ct_button;
2385         gboolean hide_dlg;
2386
2387         if (dir_fd && strcmp(dir_fd->path, G_DIR_SEPARATOR_S) == 0)
2388                 {
2389                 pan_warning_folder(dir_fd->path, NULL);
2390                 return TRUE;
2391                 }
2392
2393         if (options->thumbnails.enable_caching &&
2394             options->thumbnails.spec_standard) return FALSE;
2395
2396         if (!pref_list_int_get(PAN_PREF_GROUP, PAN_PREF_HIDE_WARNING, &hide_dlg)) hide_dlg = FALSE;
2397         if (hide_dlg) return FALSE;
2398
2399         gd = generic_dialog_new(_("Pan View Performance"), "pan_view_warning", NULL, FALSE,
2400                                 NULL, NULL);
2401         gd->data = file_data_ref(dir_fd);
2402         generic_dialog_add_button(gd, GTK_STOCK_OK, NULL,
2403                                   pan_warning_ok_cb, TRUE);
2404
2405         box = generic_dialog_add_message(gd, GTK_STOCK_DIALOG_INFO,
2406                                          _("Pan view performance may be poor."),
2407                                          _("To improve performance of thumbnails in the pan view the"
2408                                            " following options can be enabled. Note that both options"
2409                                            " must be enabled to notice a change in performance."));
2410
2411         group = pref_box_new(box, FALSE, GTK_ORIENTATION_HORIZONTAL, 0);
2412         pref_spacer(group, PREF_PAD_INDENT);
2413         group = pref_box_new(group, TRUE, GTK_ORIENTATION_VERTICAL, PREF_PAD_GAP);
2414
2415         ct_button = pref_checkbox_new_int(group, _("Cache thumbnails"),
2416                                           options->thumbnails.enable_caching, &options->thumbnails.enable_caching);
2417         button = pref_checkbox_new_int(group, _("Use shared thumbnail cache"),
2418                                        options->thumbnails.spec_standard, &options->thumbnails.spec_standard);
2419         pref_checkbox_link_sensitivity(ct_button, button);
2420
2421         pref_line(box, 0);
2422
2423         pref_checkbox_new(box, _("Do not show this dialog again"), hide_dlg,
2424                           G_CALLBACK(pan_warning_hide_cb), NULL);
2425
2426         gtk_widget_show(gd->dialog);
2427
2428         return TRUE;
2429 }
2430
2431
2432 /*
2433  *-----------------------------------------------------------------------------
2434  * entry point
2435  *-----------------------------------------------------------------------------
2436  */
2437
2438 void pan_window_new(FileData *dir_fd)
2439 {
2440         if (pan_warning(dir_fd)) return;
2441
2442         pan_window_new_real(dir_fd);
2443 }
2444
2445
2446 /*
2447  *-----------------------------------------------------------------------------
2448  * menus
2449  *-----------------------------------------------------------------------------
2450  */
2451
2452 #define INFO_IMAGE_SIZE_KEY "image_size_data"
2453
2454
2455 static void pan_new_window_cb(GtkWidget *widget, gpointer data)
2456 {
2457         PanWindow *pw = data;
2458         FileData *fd;
2459
2460         fd = pan_menu_click_fd(pw);
2461         if (fd)
2462                 {
2463                 pan_fullscreen_toggle(pw, TRUE);
2464                 view_window_new(fd);
2465                 }
2466 }
2467
2468 static void pan_edit_cb(GtkWidget *widget, gpointer data)
2469 {
2470         PanWindow *pw;
2471         FileData *fd;
2472         const gchar *key = data;
2473
2474         pw = submenu_item_get_data(widget);
2475         if (!pw) return;
2476
2477         fd = pan_menu_click_fd(pw);
2478         if (fd)
2479                 {
2480                 if (!editor_window_flag_set(key))
2481                         {
2482                         pan_fullscreen_toggle(pw, TRUE);
2483                         }
2484                 file_util_start_editor_from_file(key, fd, pw->imd->widget);
2485                 }
2486 }
2487
2488 static void pan_zoom_in_cb(GtkWidget *widget, gpointer data)
2489 {
2490         PanWindow *pw = data;
2491
2492         image_zoom_adjust(pw->imd, ZOOM_INCREMENT);
2493 }
2494
2495 static void pan_zoom_out_cb(GtkWidget *widget, gpointer data)
2496 {
2497         PanWindow *pw = data;
2498
2499         image_zoom_adjust(pw->imd, -ZOOM_INCREMENT);
2500 }
2501
2502 static void pan_zoom_1_1_cb(GtkWidget *widget, gpointer data)
2503 {
2504         PanWindow *pw = data;
2505
2506         image_zoom_set(pw->imd, 1.0);
2507 }
2508
2509 static void pan_copy_cb(GtkWidget *widget, gpointer data)
2510 {
2511         PanWindow *pw = data;
2512         FileData *fd;
2513
2514         fd = pan_menu_click_fd(pw);
2515         if (fd) file_util_copy(fd, NULL, NULL, pw->imd->widget);
2516 }
2517
2518 static void pan_move_cb(GtkWidget *widget, gpointer data)
2519 {
2520         PanWindow *pw = data;
2521         FileData *fd;
2522
2523         fd = pan_menu_click_fd(pw);
2524         if (fd) file_util_move(fd, NULL, NULL, pw->imd->widget);
2525 }
2526
2527 static void pan_rename_cb(GtkWidget *widget, gpointer data)
2528 {
2529         PanWindow *pw = data;
2530         FileData *fd;
2531
2532         fd = pan_menu_click_fd(pw);
2533         if (fd) file_util_rename(fd, NULL, pw->imd->widget);
2534 }
2535
2536 static void pan_delete_cb(GtkWidget *widget, gpointer data)
2537 {
2538         PanWindow *pw = data;
2539         FileData *fd;
2540
2541         fd = pan_menu_click_fd(pw);
2542         if (fd) file_util_delete(fd, NULL, pw->imd->widget);
2543 }
2544
2545 static void pan_copy_path_cb(GtkWidget *widget, gpointer data)
2546 {
2547         PanWindow *pw = data;
2548         FileData *fd;
2549
2550         fd = pan_menu_click_fd(pw);
2551         if (fd) file_util_copy_path_to_clipboard(fd);
2552 }
2553
2554 static void pan_exif_date_toggle_cb(GtkWidget *widget, gpointer data)
2555 {
2556         PanWindow *pw = data;
2557
2558         pw->exif_date_enable = gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget));
2559         pan_layout_update(pw);
2560 }
2561
2562 static void pan_info_toggle_exif_cb(GtkWidget *widget, gpointer data)
2563 {
2564         PanWindow *pw = data;
2565
2566         pw->info_includes_exif = gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget));
2567         /* fixme: sync info now */
2568 }
2569
2570 static void pan_info_toggle_image_cb(GtkWidget *widget, gpointer data)
2571 {
2572         PanWindow *pw = data;
2573
2574         pw->info_image_size = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(widget), INFO_IMAGE_SIZE_KEY));
2575         /* fixme: sync info now */
2576 }
2577
2578 static void pan_fullscreen_cb(GtkWidget *widget, gpointer data)
2579 {
2580         PanWindow *pw = data;
2581
2582         pan_fullscreen_toggle(pw, FALSE);
2583 }
2584
2585 static void pan_close_cb(GtkWidget *widget, gpointer data)
2586 {
2587         PanWindow *pw = data;
2588
2589         pan_window_close(pw);
2590 }
2591
2592 static void pan_popup_menu_destroy_cb(GtkWidget *widget, gpointer data)
2593 {
2594         GList *editmenu_fd_list = data;
2595
2596         filelist_free(editmenu_fd_list);
2597 }
2598
2599 static GList *pan_view_get_fd_list(PanWindow *pw)
2600 {
2601         GList *list = NULL;
2602         FileData *fd = pan_menu_click_fd(pw);
2603
2604         if (fd) list = g_list_prepend(filelist_copy(fd->sidecar_files), file_data_ref(fd));
2605
2606         return list;
2607 }
2608
2609 static GtkWidget *pan_popup_menu(PanWindow *pw)
2610 {
2611         GtkWidget *menu;
2612         GtkWidget *submenu;
2613         GtkWidget *item;
2614         gboolean active;
2615         GList *editmenu_fd_list;
2616
2617         active = (pw->click_pi != NULL);
2618
2619         menu = popup_menu_short_lived();
2620
2621         menu_item_add_stock(menu, _("Zoom _in"), GTK_STOCK_ZOOM_IN,
2622                             G_CALLBACK(pan_zoom_in_cb), pw);
2623         menu_item_add_stock(menu, _("Zoom _out"), GTK_STOCK_ZOOM_OUT,
2624                             G_CALLBACK(pan_zoom_out_cb), pw);
2625         menu_item_add_stock(menu, _("Zoom _1:1"), GTK_STOCK_ZOOM_100,
2626                             G_CALLBACK(pan_zoom_1_1_cb), pw);
2627         menu_item_add_divider(menu);
2628
2629         editmenu_fd_list = pan_view_get_fd_list(pw);
2630         g_signal_connect(G_OBJECT(menu), "destroy",
2631                          G_CALLBACK(pan_popup_menu_destroy_cb), editmenu_fd_list);
2632
2633         submenu_add_edit(menu, &item, G_CALLBACK(pan_edit_cb), pw, editmenu_fd_list);
2634         gtk_widget_set_sensitive(item, active);
2635
2636         menu_item_add_stock_sensitive(menu, _("View in _new window"), GTK_STOCK_NEW, active,
2637                                       G_CALLBACK(pan_new_window_cb), pw);
2638
2639         menu_item_add_divider(menu);
2640         menu_item_add_stock_sensitive(menu, _("_Copy..."), GTK_STOCK_COPY, active,
2641                                       G_CALLBACK(pan_copy_cb), pw);
2642         menu_item_add_sensitive(menu, _("_Move..."), active,
2643                                 G_CALLBACK(pan_move_cb), pw);
2644         menu_item_add_sensitive(menu, _("_Rename..."), active,
2645                                 G_CALLBACK(pan_rename_cb), pw);
2646         menu_item_add_stock_sensitive(menu, _("_Delete..."), GTK_STOCK_DELETE, active,
2647                                       G_CALLBACK(pan_delete_cb), pw);
2648         menu_item_add_sensitive(menu, _("_Copy path"), active,
2649                                 G_CALLBACK(pan_copy_path_cb), pw);
2650
2651         menu_item_add_divider(menu);
2652         item = menu_item_add_check(menu, _("Sort by E_xif date"), pw->exif_date_enable,
2653                                    G_CALLBACK(pan_exif_date_toggle_cb), pw);
2654         gtk_widget_set_sensitive(item, (pw->layout == PAN_LAYOUT_TIMELINE || pw->layout == PAN_LAYOUT_CALENDAR));
2655
2656         menu_item_add_divider(menu);
2657
2658         menu_item_add_check(menu, _("_Show Exif information"), pw->info_includes_exif,
2659                             G_CALLBACK(pan_info_toggle_exif_cb), pw);
2660         item = menu_item_add(menu, _("Show im_age"), NULL, NULL);
2661         submenu = gtk_menu_new();
2662         gtk_menu_item_set_submenu(GTK_MENU_ITEM(item), submenu);
2663
2664         item = menu_item_add_check(submenu, _("_None"), (pw->info_image_size == PAN_IMAGE_SIZE_THUMB_NONE),
2665                                    G_CALLBACK(pan_info_toggle_image_cb), pw);
2666         g_object_set_data(G_OBJECT(item), INFO_IMAGE_SIZE_KEY, GINT_TO_POINTER(PAN_IMAGE_SIZE_THUMB_NONE));
2667
2668         item = menu_item_add_check(submenu, _("_Full size"), (pw->info_image_size == PAN_IMAGE_SIZE_100),
2669                                    G_CALLBACK(pan_info_toggle_image_cb), pw);
2670         g_object_set_data(G_OBJECT(item), INFO_IMAGE_SIZE_KEY, GINT_TO_POINTER(PAN_IMAGE_SIZE_100));
2671
2672         item = menu_item_add_check(submenu, _("1:2 (50%)"), (pw->info_image_size == PAN_IMAGE_SIZE_50),
2673                                    G_CALLBACK(pan_info_toggle_image_cb), pw);
2674         g_object_set_data(G_OBJECT(item), INFO_IMAGE_SIZE_KEY, GINT_TO_POINTER(PAN_IMAGE_SIZE_50));
2675
2676         item = menu_item_add_check(submenu, _("1:3 (33%)"), (pw->info_image_size == PAN_IMAGE_SIZE_33),
2677                                    G_CALLBACK(pan_info_toggle_image_cb), pw);
2678         g_object_set_data(G_OBJECT(item), INFO_IMAGE_SIZE_KEY, GINT_TO_POINTER(PAN_IMAGE_SIZE_33));
2679
2680         item = menu_item_add_check(submenu, _("1:4 (25%)"), (pw->info_image_size == PAN_IMAGE_SIZE_25),
2681                                    G_CALLBACK(pan_info_toggle_image_cb), pw);
2682         g_object_set_data(G_OBJECT(item), INFO_IMAGE_SIZE_KEY, GINT_TO_POINTER(PAN_IMAGE_SIZE_25));
2683
2684         item = menu_item_add_check(submenu, _("1:10 (10%)"), (pw->info_image_size == PAN_IMAGE_SIZE_10),
2685                                    G_CALLBACK(pan_info_toggle_image_cb), pw);
2686         g_object_set_data(G_OBJECT(item), INFO_IMAGE_SIZE_KEY, GINT_TO_POINTER(PAN_IMAGE_SIZE_10));
2687
2688
2689
2690         menu_item_add_divider(menu);
2691
2692         if (pw->fs)
2693                 {
2694                 menu_item_add(menu, _("Exit _full screen"), G_CALLBACK(pan_fullscreen_cb), pw);
2695                 }
2696         else
2697                 {
2698                 menu_item_add(menu, _("_Full screen"), G_CALLBACK(pan_fullscreen_cb), pw);
2699                 }
2700
2701         menu_item_add_divider(menu);
2702         menu_item_add_stock(menu, _("C_lose window"), GTK_STOCK_CLOSE, G_CALLBACK(pan_close_cb), pw);
2703
2704         return menu;
2705 }
2706
2707
2708 /*
2709  *-----------------------------------------------------------------------------
2710  * drag and drop
2711  *-----------------------------------------------------------------------------
2712  */
2713
2714 static void pan_window_get_dnd_data(GtkWidget *widget, GdkDragContext *context,
2715                                     gint x, gint y,
2716                                     GtkSelectionData *selection_data, guint info,
2717                                     guint time, gpointer data)
2718 {
2719         PanWindow *pw = data;
2720
2721         if (gtk_drag_get_source_widget(context) == pw->imd->pr) return;
2722
2723         if (info == TARGET_URI_LIST)
2724                 {
2725                 GList *list;
2726
2727                 list = uri_filelist_from_gtk_selection_data(selection_data);
2728                 if (list && isdir(((FileData *)list->data)->path))
2729                         {
2730                         FileData *fd = list->data;
2731
2732                         pan_layout_set_fd(pw, fd);
2733                         }
2734
2735                 filelist_free(list);
2736                 }
2737 }
2738
2739 static void pan_window_set_dnd_data(GtkWidget *widget, GdkDragContext *context,
2740                                     GtkSelectionData *selection_data, guint info,
2741                                     guint time, gpointer data)
2742 {
2743         PanWindow *pw = data;
2744         FileData *fd;
2745
2746         fd = pan_menu_click_fd(pw);
2747         if (fd)
2748                 {
2749                 GList *list;
2750
2751                 list = g_list_append(NULL, fd);
2752                 uri_selection_data_set_uris_from_filelist(selection_data, list);
2753                 g_list_free(list);
2754                 }
2755         else
2756                 {
2757                 gtk_selection_data_set(selection_data, gtk_selection_data_get_target(selection_data),
2758                                        8, NULL, 0);
2759                 }
2760 }
2761
2762 static void pan_window_dnd_init(PanWindow *pw)
2763 {
2764         GtkWidget *widget;
2765
2766         widget = pw->imd->pr;
2767
2768         gtk_drag_source_set(widget, GDK_BUTTON2_MASK,
2769                             dnd_file_drag_types, dnd_file_drag_types_count,
2770                             GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
2771         g_signal_connect(G_OBJECT(widget), "drag_data_get",
2772                          G_CALLBACK(pan_window_set_dnd_data), pw);
2773
2774         gtk_drag_dest_set(widget,
2775                           GTK_DEST_DEFAULT_MOTION | GTK_DEST_DEFAULT_DROP,
2776                           dnd_file_drop_types, dnd_file_drop_types_count,
2777                           GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
2778         g_signal_connect(G_OBJECT(widget), "drag_data_received",
2779                          G_CALLBACK(pan_window_get_dnd_data), pw);
2780 }
2781
2782 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */