src/layout_image.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 "main.h"
  23 #include "layout_image.h"
  24
  25 #include "collect.h"
  26 #include "color-man.h"
  27 #include "dnd.h"
  28 #include "editors.h"
  29 #include "exif.h"
  30 #include "filedata.h"
  31 #include "fullscreen.h"
  32 #include "image.h"
  33 #include "image-overlay.h"
  34 #include "img-view.h"
  35 #include "layout.h"
  36 #include "layout_util.h"
  37 #include "menu.h"
  38 #include "metadata.h"
  39 #include "misc.h"
  40 #include "pixbuf_util.h"
  41 #include "pixbuf-renderer.h"
  42 #include "slideshow.h"
  43 #include "ui_fileops.h"
  44 #include "ui_menu.h"
  45 #include "uri_utils.h"
  46 #include "utilops.h"
  47 #include "view_file.h"
  48
  49 #include <gdk/gdkkeysyms.h> /* for keyboard values */
  50
  51 #define FILE_COLUMN_POINTER 0
  52
  53 static GtkWidget *layout_image_pop_menu(LayoutWindow *lw);
  54 static void layout_image_set_buttons(LayoutWindow *lw);
  55 static void layout_image_animate_stop(LayoutWindow *lw);
  56 static gboolean layout_image_animate_new_file(LayoutWindow *lw);
  57 static void layout_image_animate_update_image(LayoutWindow *lw);
  58
  59 /*
  60  *----------------------------------------------------------------------------
  61  * full screen overlay
  62  *----------------------------------------------------------------------------
  63  */
  64
  65 void layout_image_overlay_toggle(LayoutWindow *lw)
  66 {
  67         if (!lw) return;
  68         image_osd_toggle(lw->image);
  69 }
  70
  71 /*
  72  *----------------------------------------------------------------------------
  73  * full screen
  74  *----------------------------------------------------------------------------
  75  */
  76
  77 static void layout_image_full_screen_stop_func(FullScreenData *fs, gpointer data)
  78 {
  79         LayoutWindow *lw = data;
  80
  81         /* restore image window */
  82         if (lw->image == fs->imd)
  83                 lw->image = fs->normal_imd;
  84
  85         lw->full_screen = NULL;
  86 }
  87
  88 void layout_image_full_screen_start(LayoutWindow *lw)
  89 {
  90         if (!layout_valid(&lw)) return;
  91
  92         if (lw->full_screen) return;
  93
  94         lw->full_screen = fullscreen_start(lw->window, lw->image,
  95                                            layout_image_full_screen_stop_func, lw);
  96
  97         /* set to new image window */
  98         if (lw->full_screen->same_region)
  99                 lw->image = lw->full_screen->imd;
 100
 101         layout_image_set_buttons(lw);
 102
 103         g_signal_connect(G_OBJECT(lw->full_screen->window), "key_press_event",
 104                          G_CALLBACK(layout_key_press_cb), lw);
 105
 106         layout_actions_add_window(lw, lw->full_screen->window);
 107
 108         image_osd_copy_status(lw->full_screen->normal_imd, lw->image);
 109         layout_image_animate_update_image(lw);
 110 }
 111
 112 void layout_image_full_screen_stop(LayoutWindow *lw)
 113 {
 114         if (!layout_valid(&lw)) return;
 115         if (!lw->full_screen) return;
 116
 117         if (lw->image == lw->full_screen->imd)
 118                 image_osd_copy_status(lw->image, lw->full_screen->normal_imd);
 119
 120         fullscreen_stop(lw->full_screen);
 121
 122         layout_image_animate_update_image(lw);
 123 }
 124
 125 void layout_image_full_screen_toggle(LayoutWindow *lw)
 126 {
 127         if (!layout_valid(&lw)) return;
 128         if (lw->full_screen)
 129                 {
 130                 layout_image_full_screen_stop(lw);
 131                 }
 132         else
 133                 {
 134                 layout_image_full_screen_start(lw);
 135                 }
 136 }
 137
 138 gboolean layout_image_full_screen_active(LayoutWindow *lw)
 139 {
 140         if (!layout_valid(&lw)) return FALSE;
 141
 142         return (lw->full_screen != NULL);
 143 }
 144
 145 /*
 146  *----------------------------------------------------------------------------
 147  * slideshow
 148  *----------------------------------------------------------------------------
 149  */
 150
 151 static void layout_image_slideshow_next(LayoutWindow *lw)
 152 {
 153         if (lw->slideshow) slideshow_next(lw->slideshow);
 154 }
 155
 156 static void layout_image_slideshow_prev(LayoutWindow *lw)
 157 {
 158         if (lw->slideshow) slideshow_prev(lw->slideshow);
 159 }
 160
 161 static void layout_image_slideshow_stop_func(SlideShowData *ss, gpointer data)
 162 {
 163         LayoutWindow *lw = data;
 164
 165         lw->slideshow = NULL;
 166         layout_status_update_info(lw, NULL);
 167 }
 168
 169 void layout_image_slideshow_start(LayoutWindow *lw)
 170 {
 171         CollectionData *cd;
 172         CollectInfo *info;
 173
 174         if (!layout_valid(&lw)) return;
 175         if (lw->slideshow) return;
 176
 177         cd = image_get_collection(lw->image, &info);
 178
 179         if (cd && info)
 180                 {
 181                 lw->slideshow = slideshow_start_from_collection(lw, NULL, cd,
 182                                 layout_image_slideshow_stop_func, lw, info);
 183                 }
 184         else
 185                 {
 186                 lw->slideshow = slideshow_start(lw,
 187                                 layout_list_get_index(lw, layout_image_get_fd(lw)),
 188                                 layout_image_slideshow_stop_func, lw);
 189                 }
 190
 191         layout_status_update_info(lw, NULL);
 192 }
 193
 194 /* note that slideshow will take ownership of the list, do not free it */
 195 void layout_image_slideshow_start_from_list(LayoutWindow *lw, GList *list)
 196 {
 197         if (!layout_valid(&lw)) return;
 198
 199         if (lw->slideshow || !list)
 200                 {
 201                 filelist_free(list);
 202                 return;
 203                 }
 204
 205         lw->slideshow = slideshow_start_from_filelist(lw, NULL, list,
 206                                                        layout_image_slideshow_stop_func, lw);
 207
 208         layout_status_update_info(lw, NULL);
 209 }
 210
 211 void layout_image_slideshow_stop(LayoutWindow *lw)
 212 {
 213         if (!layout_valid(&lw)) return;
 214
 215         if (!lw->slideshow) return;
 216
 217         slideshow_free(lw->slideshow);
 218         /* the stop_func sets lw->slideshow to NULL for us */
 219 }
 220
 221 void layout_image_slideshow_toggle(LayoutWindow *lw)
 222 {
 223         if (!layout_valid(&lw)) return;
 224
 225         if (lw->slideshow)
 226                 {
 227                 layout_image_slideshow_stop(lw);
 228                 }
 229         else
 230                 {
 231                 layout_image_slideshow_start(lw);
 232                 }
 233 }
 234
 235 gboolean layout_image_slideshow_active(LayoutWindow *lw)
 236 {
 237         if (!layout_valid(&lw)) return FALSE;
 238
 239         return (lw->slideshow != NULL);
 240 }
 241
 242 gboolean layout_image_slideshow_pause_toggle(LayoutWindow *lw)
 243 {
 244         gboolean ret;
 245
 246         if (!layout_valid(&lw)) return FALSE;
 247
 248         ret = slideshow_pause_toggle(lw->slideshow);
 249
 250         layout_status_update_info(lw, NULL);
 251
 252         return ret;
 253 }
 254
 255 gboolean layout_image_slideshow_paused(LayoutWindow *lw)
 256 {
 257         if (!layout_valid(&lw)) return FALSE;
 258
 259         return (slideshow_paused(lw->slideshow));
 260 }
 261
 262 static gboolean layout_image_slideshow_continue_check(LayoutWindow *lw)
 263 {
 264         if (!lw->slideshow) return FALSE;
 265
 266         if (!slideshow_should_continue(lw->slideshow))
 267                 {
 268                 layout_image_slideshow_stop(lw);
 269                 return FALSE;
 270                 }
 271
 272         return TRUE;
 273 }
 274
 275 /*
 276  *----------------------------------------------------------------------------
 277  * Animation
 278  *----------------------------------------------------------------------------
 279  */
 280
 281 static void image_animation_data_free(AnimationData *fd)
 282 {
 283         if(!fd) return;
 284         if(fd->iter) g_object_unref(fd->iter);
 285         if(fd->gpa) g_object_unref(fd->gpa);
 286         g_free(fd);
 287 }
 288
 289 static gboolean animation_should_continue(AnimationData *fd)
 290 {
 291         if (!fd->valid)
 292                 return FALSE;
 293
 294         return TRUE;
 295 }
 296
 297 static gboolean show_next_frame(gpointer data)
 298 {
 299         AnimationData *fd = (AnimationData*)data;
 300         int delay;
 301         PixbufRenderer *pr;
 302
 303         if(animation_should_continue(fd)==FALSE)
 304                 {
 305                 image_animation_data_free(fd);
 306                 return FALSE;
 307                 }
 308
 309         pr = (PixbufRenderer*)fd->iw->pr;
 310
 311         if (gdk_pixbuf_animation_iter_advance(fd->iter,NULL)==FALSE)
 312                 {
 313                 /* This indicates the animation is complete.
 314                    Return FALSE here to disable looping. */
 315                 }
 316
 317         fd->gpb = gdk_pixbuf_animation_iter_get_pixbuf(fd->iter);
 318         image_change_pixbuf(fd->iw,fd->gpb,pr->zoom,FALSE);
 319
 320         if (fd->iw->func_update)
 321                 fd->iw->func_update(fd->iw, fd->iw->data_update);
 322
 323         delay = gdk_pixbuf_animation_iter_get_delay_time(fd->iter);
 324         if (delay!=fd->delay)
 325                 {
 326                 if (delay>0) /* Current frame not static. */
 327                         {
 328                         fd->delay=delay;
 329                         g_timeout_add(delay,show_next_frame,fd);
 330                         }
 331                 else
 332                         {
 333                         image_animation_data_free(fd);
 334                         }
 335                 return FALSE;
 336                 }
 337
 338         return TRUE;
 339 }
 340
 341 static gboolean layout_image_animate_check(LayoutWindow *lw)
 342 {
 343         if (!layout_valid(&lw)) return FALSE;
 344
 345         if(!lw->options.animate || lw->image->image_fd == NULL)
 346                 {
 347                 if(lw->animation)
 348                         {
 349                         lw->animation->valid = FALSE;
 350                         lw->animation = NULL;
 351                         }
 352                 return FALSE;
 353                 }
 354
 355         return TRUE;
 356 }
 357
 358 static void layout_image_animate_stop(LayoutWindow *lw)
 359 {
 360         if (!layout_valid(&lw)) return;
 361
 362         if(lw->options.animate && lw->animation)
 363                 {
 364                 lw->animation->valid = FALSE;
 365                 lw->animation = NULL;
 366                 }
 367 }
 368
 369 static void layout_image_animate_update_image(LayoutWindow *lw)
 370 {
 371         if (!layout_valid(&lw)) return;
 372
 373         if(lw->options.animate && lw->animation)
 374                 {
 375                 if (lw->full_screen && lw->image != lw->full_screen->imd)
 376                         lw->animation->iw = lw->full_screen->imd;
 377                 else
 378                         lw->animation->iw = lw->image;
 379                 }
 380 }
 381
 382 static gboolean layout_image_animate_new_file(LayoutWindow *lw)
 383 {
 384         GError *err=NULL;
 385
 386         if(!layout_image_animate_check(lw)) return FALSE;
 387
 388         if(lw->animation) lw->animation->valid = FALSE;
 389
 390         lw->animation = g_malloc0(sizeof(AnimationData));
 391
 392         if(!(lw->animation->gpa = gdk_pixbuf_animation_new_from_file(lw->image->image_fd->path,&err)) || err ||
 393                 gdk_pixbuf_animation_is_static_image(lw->animation->gpa) ||
 394                 !(lw->animation->iter = gdk_pixbuf_animation_get_iter(lw->animation->gpa,NULL)))
 395                 {
 396                 image_animation_data_free(lw->animation);
 397                 lw->animation = NULL;
 398                 return FALSE;
 399                 }
 400
 401         lw->animation->data_adr = lw->image->image_fd;
 402         lw->animation->delay = gdk_pixbuf_animation_iter_get_delay_time(lw->animation->iter);
 403         lw->animation->valid = TRUE;
 404
 405         layout_image_animate_update_image(lw);
 406
 407         g_timeout_add(lw->animation->delay, show_next_frame, lw->animation);
 408
 409         return TRUE;
 410 }
 411
 412 void layout_image_animate_toggle(LayoutWindow *lw)
 413 {
 414         GtkAction *action;
 415
 416         if (!lw) return;
 417
 418         lw->options.animate = !lw->options.animate;
 419
 420         action = gtk_action_group_get_action(lw->action_group, "Animate");
 421         gtk_toggle_action_set_active(GTK_TOGGLE_ACTION(action), lw->options.animate);
 422
 423         layout_image_animate_new_file(lw);
 424 }
 425
 426 /*
 427  *----------------------------------------------------------------------------
 428  * pop-up menus
 429  *----------------------------------------------------------------------------
 430  */
 431
 432 static void li_pop_menu_zoom_in_cb(GtkWidget *widget, gpointer data)
 433 {
 434         LayoutWindow *lw = data;
 435
 436         layout_image_zoom_adjust(lw, get_zoom_increment(), FALSE);
 437 }
 438
 439 static void li_pop_menu_zoom_out_cb(GtkWidget *widget, gpointer data)
 440 {
 441         LayoutWindow *lw = data;
 442         layout_image_zoom_adjust(lw, -get_zoom_increment(), FALSE);
 443 }
 444
 445 static void li_pop_menu_zoom_1_1_cb(GtkWidget *widget, gpointer data)
 446 {
 447         LayoutWindow *lw = data;
 448
 449         layout_image_zoom_set(lw, 1.0, FALSE);
 450 }
 451
 452 static void li_pop_menu_zoom_fit_cb(GtkWidget *widget, gpointer data)
 453 {
 454         LayoutWindow *lw = data;
 455
 456         layout_image_zoom_set(lw, 0.0, FALSE);
 457 }
 458
 459 static void li_pop_menu_edit_cb(GtkWidget *widget, gpointer data)
 460 {
 461         LayoutWindow *lw;
 462         const gchar *key = data;
 463
 464         lw = submenu_item_get_data(widget);
 465
 466         if (!editor_window_flag_set(key))
 467                 {
 468                 layout_image_full_screen_stop(lw);
 469                 }
 470         file_util_start_editor_from_file(key, layout_image_get_fd(lw), lw->window);
 471 }
 472
 473 static void li_pop_menu_wallpaper_cb(GtkWidget *widget, gpointer data)
 474 {
 475         LayoutWindow *lw = data;
 476
 477         layout_image_to_root(lw);
 478 }
 479
 480 static void li_pop_menu_alter_cb(GtkWidget *widget, gpointer data)
 481 {
 482         LayoutWindow *lw = data;
 483         AlterType type;
 484
 485         lw = submenu_item_get_data(widget);
 486         type = (AlterType)GPOINTER_TO_INT(data);
 487
 488         image_alter_orientation(lw->image, lw->image->image_fd, type);
 489 }
 490
 491 static void li_pop_menu_new_cb(GtkWidget *widget, gpointer data)
 492 {
 493         LayoutWindow *lw = data;
 494
 495         view_window_new(layout_image_get_fd(lw));
 496 }
 497
 498 static GtkWidget *li_pop_menu_click_parent(GtkWidget *widget, LayoutWindow *lw)
 499 {
 500         GtkWidget *menu;
 501         GtkWidget *parent;
 502
 503         menu = gtk_widget_get_toplevel(widget);
 504         if (!menu) return NULL;
 505
 506         parent = g_object_get_data(G_OBJECT(menu), "click_parent");
 507
 508         if (!parent && lw->full_screen)
 509                 {
 510                 parent = lw->full_screen->imd->widget;
 511                 }
 512
 513         return parent;
 514 }
 515
 516 static void li_pop_menu_copy_cb(GtkWidget *widget, gpointer data)
 517 {
 518         LayoutWindow *lw = data;
 519
 520         file_util_copy(layout_image_get_fd(lw), NULL, NULL,
 521                        li_pop_menu_click_parent(widget, lw));
 522 }
 523
 524 static void li_pop_menu_copy_path_cb(GtkWidget *widget, gpointer data)
 525 {
 526         LayoutWindow *lw = data;
 527
 528         file_util_copy_path_to_clipboard(layout_image_get_fd(lw));
 529 }
 530
 531 static void li_pop_menu_move_cb(GtkWidget *widget, gpointer data)
 532 {
 533         LayoutWindow *lw = data;
 534
 535         file_util_move(layout_image_get_fd(lw), NULL, NULL,
 536                        li_pop_menu_click_parent(widget, lw));
 537 }
 538
 539 static void li_pop_menu_rename_cb(GtkWidget *widget, gpointer data)
 540 {
 541         LayoutWindow *lw = data;
 542
 543         file_util_rename(layout_image_get_fd(lw), NULL,
 544                          li_pop_menu_click_parent(widget, lw));
 545 }
 546
 547 static void li_pop_menu_delete_cb(GtkWidget *widget, gpointer data)
 548 {
 549         LayoutWindow *lw = data;
 550
 551         file_util_delete(layout_image_get_fd(lw), NULL,
 552                          li_pop_menu_click_parent(widget, lw));
 553 }
 554
 555 static void li_pop_menu_slide_start_cb(GtkWidget *widget, gpointer data)
 556 {
 557         LayoutWindow *lw = data;
 558
 559         layout_image_slideshow_start(lw);
 560 }
 561
 562 static void li_pop_menu_slide_stop_cb(GtkWidget *widget, gpointer data)
 563 {
 564         LayoutWindow *lw = data;
 565
 566         layout_image_slideshow_stop(lw);
 567 }
 568
 569 static void li_pop_menu_slide_pause_cb(GtkWidget *widget, gpointer data)
 570 {
 571         LayoutWindow *lw = data;
 572
 573         layout_image_slideshow_pause_toggle(lw);
 574 }
 575
 576 static void li_pop_menu_full_screen_cb(GtkWidget *widget, gpointer data)
 577 {
 578         LayoutWindow *lw = data;
 579
 580         layout_image_full_screen_toggle(lw);
 581 }
 582
 583 static void li_pop_menu_animate_cb(GtkWidget *widget, gpointer data)
 584 {
 585         LayoutWindow *lw = data;
 586
 587         layout_image_animate_toggle(lw);
 588 }
 589
 590 static void li_pop_menu_hide_cb(GtkWidget *widget, gpointer data)
 591 {
 592         LayoutWindow *lw = data;
 593
 594         layout_tools_hide_toggle(lw);
 595 }
 596
 597 static void li_set_layout_path_cb(GtkWidget *widget, gpointer data)
 598 {
 599         LayoutWindow *lw = data;
 600         FileData *fd;
 601
 602         if (!layout_valid(&lw)) return;
 603
 604         fd = layout_image_get_fd(lw);
 605         if (fd) layout_set_fd(lw, fd);
 606 }
 607
 608 static gboolean li_check_if_current_path(LayoutWindow *lw, const gchar *path)
 609 {
 610         gchar *dirname;
 611         gboolean ret;
 612
 613         if (!path || !layout_valid(&lw) || !lw->dir_fd) return FALSE;
 614
 615         dirname = g_path_get_dirname(path);
 616         ret = (strcmp(lw->dir_fd->path, dirname) == 0);
 617         g_free(dirname);
 618         return ret;
 619 }
 620
 621 static void layout_image_popup_menu_destroy_cb(GtkWidget *widget, gpointer data)
 622 {
 623         GList *editmenu_fd_list = data;
 624
 625         filelist_free(editmenu_fd_list);
 626 }
 627
 628 static GList *layout_image_get_fd_list(LayoutWindow *lw)
 629 {
 630         GList *list = NULL;
 631         FileData *fd = layout_image_get_fd(lw);
 632
 633         if (fd)
 634                 {
 635                 if (lw->vf)
 636                         /* optionally include sidecars if the filelist entry is not expanded */
 637                         list = vf_selection_get_one(lw->vf, fd);
 638                 else
 639                         list = g_list_append(NULL, file_data_ref(fd));
 640                 }
 641
 642         return list;
 643 }
 644
 645 /**
 646  * @brief Add file selection list to a collection
 647  * @param[in] widget
 648  * @param[in] data Index to the collection list menu item selected, or -1 for new collection
 649  *
 650  *
 651  */
 652 static void layout_pop_menu_collections_cb(GtkWidget *widget, gpointer data)
 653 {
 654         LayoutWindow *lw;
 655         GList *selection_list = NULL;
 656
 657         lw = submenu_item_get_data(widget);
 658         selection_list = g_list_append(selection_list, layout_image_get_fd(lw));
 659         pop_menu_collections(selection_list, data);
 660
 661         filelist_free(selection_list);
 662 }
 663
 664 static GtkWidget *layout_image_pop_menu(LayoutWindow *lw)
 665 {
 666         GtkWidget *menu;
 667         GtkWidget *item;
 668         GtkWidget *submenu;
 669         const gchar *path;
 670         gboolean fullscreen;
 671         GList *editmenu_fd_list;
 672
 673         path = layout_image_get_path(lw);
 674         fullscreen = layout_image_full_screen_active(lw);
 675
 676         menu = popup_menu_short_lived();
 677
 678         menu_item_add_stock(menu, _("Zoom _in"), GTK_STOCK_ZOOM_IN, G_CALLBACK(li_pop_menu_zoom_in_cb), lw);
 679         menu_item_add_stock(menu, _("Zoom _out"), GTK_STOCK_ZOOM_OUT, G_CALLBACK(li_pop_menu_zoom_out_cb), lw);
 680         menu_item_add_stock(menu, _("Zoom _1:1"), GTK_STOCK_ZOOM_100, G_CALLBACK(li_pop_menu_zoom_1_1_cb), lw);
 681         menu_item_add_stock(menu, _("Fit image to _window"), GTK_STOCK_ZOOM_FIT, G_CALLBACK(li_pop_menu_zoom_fit_cb), lw);
 682         menu_item_add_divider(menu);
 683
 684         editmenu_fd_list = layout_image_get_fd_list(lw);
 685         g_signal_connect(G_OBJECT(menu), "destroy",
 686                          G_CALLBACK(layout_image_popup_menu_destroy_cb), editmenu_fd_list);
 687         submenu = submenu_add_edit(menu, &item, G_CALLBACK(li_pop_menu_edit_cb), lw, editmenu_fd_list);
 688         if (!path) gtk_widget_set_sensitive(item, FALSE);
 689         menu_item_add_divider(submenu);
 690 #if !GTK_CHECK_VERSION(3,0,0)
 691         menu_item_add(submenu, _("Set as _wallpaper"), G_CALLBACK(li_pop_menu_wallpaper_cb), lw);
 692 #endif
 693         item = submenu_add_alter(menu, G_CALLBACK(li_pop_menu_alter_cb), lw);
 694
 695         item = menu_item_add_stock(menu, _("View in _new window"), GTK_STOCK_NEW, G_CALLBACK(li_pop_menu_new_cb), lw);
 696         if (!path || fullscreen) gtk_widget_set_sensitive(item, FALSE);
 697
 698         item = menu_item_add(menu, _("_Go to directory view"), G_CALLBACK(li_set_layout_path_cb), lw);
 699         if (!path || li_check_if_current_path(lw, path)) gtk_widget_set_sensitive(item, FALSE);
 700
 701         menu_item_add_divider(menu);
 702
 703         item = menu_item_add_stock(menu, _("_Copy..."), GTK_STOCK_COPY, G_CALLBACK(li_pop_menu_copy_cb), lw);
 704         if (!path) gtk_widget_set_sensitive(item, FALSE);
 705         item = menu_item_add(menu, _("_Move..."), G_CALLBACK(li_pop_menu_move_cb), lw);
 706         if (!path) gtk_widget_set_sensitive(item, FALSE);
 707         item = menu_item_add(menu, _("_Rename..."), G_CALLBACK(li_pop_menu_rename_cb), lw);
 708         if (!path) gtk_widget_set_sensitive(item, FALSE);
 709         item = menu_item_add(menu, _("_Copy path"), G_CALLBACK(li_pop_menu_copy_path_cb), lw);
 710         if (!path) gtk_widget_set_sensitive(item, FALSE);
 711         item = menu_item_add_stock(menu, _("_Delete..."), GTK_STOCK_DELETE, G_CALLBACK(li_pop_menu_delete_cb), lw);
 712         if (!path) gtk_widget_set_sensitive(item, FALSE);
 713         menu_item_add_divider(menu);
 714
 715         submenu = submenu_add_collections(menu, &item,
 716                                 G_CALLBACK(layout_pop_menu_collections_cb), lw);
 717         gtk_widget_set_sensitive(item, TRUE);
 718         menu_item_add_divider(menu);
 719
 720         if (layout_image_slideshow_active(lw))
 721                 {
 722                 menu_item_add(menu, _("_Stop slideshow"), G_CALLBACK(li_pop_menu_slide_stop_cb), lw);
 723                 if (layout_image_slideshow_paused(lw))
 724                         {
 725                         item = menu_item_add(menu, _("Continue slides_how"),
 726                                              G_CALLBACK(li_pop_menu_slide_pause_cb), lw);
 727                         }
 728                 else
 729                         {
 730                         item = menu_item_add(menu, _("Pause slides_how"),
 731                                              G_CALLBACK(li_pop_menu_slide_pause_cb), lw);
 732                         }
 733                 }
 734         else
 735                 {
 736                 menu_item_add(menu, _("_Start slideshow"), G_CALLBACK(li_pop_menu_slide_start_cb), lw);
 737                 item = menu_item_add(menu, _("Pause slides_how"), G_CALLBACK(li_pop_menu_slide_pause_cb), lw);
 738                 gtk_widget_set_sensitive(item, FALSE);
 739                 }
 740
 741         if (!fullscreen)
 742                 {
 743                 menu_item_add(menu, _("_Full screen"), G_CALLBACK(li_pop_menu_full_screen_cb), lw);
 744                 }
 745         else
 746                 {
 747                 menu_item_add(menu, _("Exit _full screen"), G_CALLBACK(li_pop_menu_full_screen_cb), lw);
 748                 }
 749
 750         menu_item_add_check(menu, _("_Animate"), lw->options.animate, G_CALLBACK(li_pop_menu_animate_cb), lw);
 751
 752         menu_item_add_divider(menu);
 753
 754         item = menu_item_add_check(menu, _("Hide file _list"), lw->options.tools_hidden,
 755                                    G_CALLBACK(li_pop_menu_hide_cb), lw);
 756         if (fullscreen) gtk_widget_set_sensitive(item, FALSE);
 757
 758         return menu;
 759 }
 760
 761 static void layout_image_menu_pos_cb(GtkMenu *menu, gint *x, gint *y, gboolean *push_in, gpointer data)
 762 {
 763         LayoutWindow *lw = data;
 764
 765         gdk_window_get_origin(gtk_widget_get_window(lw->image->pr), x, y);
 766         popup_menu_position_clamp(menu, x, y, 0);
 767 }
 768
 769 void layout_image_menu_popup(LayoutWindow *lw)
 770 {
 771         GtkWidget *menu;
 772
 773         menu = layout_image_pop_menu(lw);
 774         gtk_menu_popup(GTK_MENU(menu), NULL, NULL, layout_image_menu_pos_cb, lw, 0, GDK_CURRENT_TIME);
 775 }
 776
 777 /*
 778  *----------------------------------------------------------------------------
 779  * dnd
 780  *----------------------------------------------------------------------------
 781  */
 782
 783 static void layout_image_dnd_receive(GtkWidget *widget, GdkDragContext *context,
 784                                      gint x, gint y,
 785                                      GtkSelectionData *selection_data, guint info,
 786                                      guint time, gpointer data)
 787 {
 788         LayoutWindow *lw = data;
 789         gint i;
 790
 791
 792         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
 793                 {
 794                 if (lw->split_images[i] && lw->split_images[i]->pr == widget)
 795                         break;
 796                 }
 797         if (i < MAX_SPLIT_IMAGES)
 798                 {
 799                 DEBUG_1("dnd image activate %d", i);
 800                 layout_image_activate(lw, i, FALSE);
 801                 }
 802
 803
 804         if (info == TARGET_URI_LIST || info == TARGET_APP_COLLECTION_MEMBER)
 805                 {
 806                 CollectionData *source;
 807                 GList *list;
 808                 GList *info_list;
 809
 810                 if (info == TARGET_URI_LIST)
 811                         {
 812                         list = uri_filelist_from_gtk_selection_data(selection_data);
 813                         source = NULL;
 814                         info_list = NULL;
 815                         }
 816                 else
 817                         {
 818                         source = collection_from_dnd_data((gchar *)gtk_selection_data_get_data(selection_data), &list, &info_list);
 819                         }
 820
 821                 if (list)
 822                         {
 823                         FileData *fd = list->data;
 824
 825                         if (isfile(fd->path))
 826                                 {
 827                                 gchar *base;
 828                                 gint row;
 829                                 FileData *dir_fd;
 830
 831                                 base = remove_level_from_path(fd->path);
 832                                 dir_fd = file_data_new_dir(base);
 833                                 if (dir_fd != lw->dir_fd)
 834                                         {
 835                                         layout_set_fd(lw, dir_fd);
 836                                         }
 837                                 file_data_unref(dir_fd);
 838                                 g_free(base);
 839
 840                                 row = layout_list_get_index(lw, fd);
 841                                 if (source && info_list)
 842                                         {
 843                                         layout_image_set_collection(lw, source, info_list->data);
 844                                         }
 845                                 else if (row == -1)
 846                                         {
 847                                         layout_image_set_fd(lw, fd);
 848                                         }
 849                                 else
 850                                         {
 851                                         layout_image_set_index(lw, row);
 852                                         }
 853                                 }
 854                         else if (isdir(fd->path))
 855                                 {
 856                                 layout_set_fd(lw, fd);
 857                                 layout_image_set_fd(lw, NULL);
 858                                 }
 859                         }
 860
 861                 filelist_free(list);
 862                 g_list_free(info_list);
 863                 }
 864 }
 865
 866 static void layout_image_dnd_get(GtkWidget *widget, GdkDragContext *context,
 867                                  GtkSelectionData *selection_data, guint info,
 868                                  guint time, gpointer data)
 869 {
 870         LayoutWindow *lw = data;
 871         FileData *fd;
 872         gint i;
 873
 874
 875         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
 876                 {
 877                 if (lw->split_images[i] && lw->split_images[i]->pr == widget)
 878                         break;
 879                 }
 880         if (i < MAX_SPLIT_IMAGES)
 881                 {
 882                 DEBUG_1("dnd get from %d", i);
 883                 fd = image_get_fd(lw->split_images[i]);
 884                 }
 885         else
 886                 fd = layout_image_get_fd(lw);
 887
 888         if (fd)
 889                 {
 890                 GList *list;
 891
 892                 list = g_list_append(NULL, fd);
 893                 uri_selection_data_set_uris_from_filelist(selection_data, list);
 894                 g_list_free(list);
 895                 }
 896         else
 897                 {
 898                 gtk_selection_data_set(selection_data, gtk_selection_data_get_target(selection_data),
 899                                        8, NULL, 0);
 900                 }
 901 }
 902
 903 static void layout_image_dnd_end(GtkWidget *widget, GdkDragContext *context, gpointer data)
 904 {
 905         LayoutWindow *lw = data;
 906         if (gdk_drag_context_get_selected_action(context) == GDK_ACTION_MOVE)
 907                 {
 908                 FileData *fd;
 909                 gint row;
 910
 911                 fd = layout_image_get_fd(lw);
 912                 row = layout_list_get_index(lw, fd);
 913                 if (row < 0) return;
 914
 915                 if (!isfile(fd->path))
 916                         {
 917                         if ((guint) row < layout_list_count(lw, NULL) - 1)
 918                                 {
 919                                 layout_image_next(lw);
 920                                 }
 921                         else
 922                                 {
 923                                 layout_image_prev(lw);
 924                                 }
 925                         }
 926                 layout_refresh(lw);
 927                 }
 928 }
 929
 930 static void layout_image_dnd_init(LayoutWindow *lw, gint i)
 931 {
 932         ImageWindow *imd = lw->split_images[i];
 933
 934         gtk_drag_source_set(imd->pr, GDK_BUTTON2_MASK,
 935                             dnd_file_drag_types, dnd_file_drag_types_count,
 936                             GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
 937         g_signal_connect(G_OBJECT(imd->pr), "drag_data_get",
 938                          G_CALLBACK(layout_image_dnd_get), lw);
 939         g_signal_connect(G_OBJECT(imd->pr), "drag_end",
 940                          G_CALLBACK(layout_image_dnd_end), lw);
 941
 942         gtk_drag_dest_set(imd->pr,
 943                           GTK_DEST_DEFAULT_MOTION | GTK_DEST_DEFAULT_DROP,
 944                           dnd_file_drop_types, dnd_file_drop_types_count,
 945                           GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
 946         g_signal_connect(G_OBJECT(imd->pr), "drag_data_received",
 947                          G_CALLBACK(layout_image_dnd_receive), lw);
 948 }
 949
 950
 951 /*
 952  *----------------------------------------------------------------------------
 953  * misc
 954  *----------------------------------------------------------------------------
 955  */
 956
 957 void layout_image_to_root(LayoutWindow *lw)
 958 {
 959         image_to_root_window(lw->image, (image_zoom_get(lw->image) == 0));
 960 }
 961
 962 /*
 963  *----------------------------------------------------------------------------
 964  * manipulation + accessors
 965  *----------------------------------------------------------------------------
 966  */
 967
 968 void layout_image_scroll(LayoutWindow *lw, gint x, gint y, gboolean connect_scroll)
 969 {
 970         gdouble dx, dy;
 971         gint width, height, i;
 972         if (!layout_valid(&lw)) return;
 973
 974         image_scroll(lw->image, x, y);
 975
 976         if (lw->full_screen && lw->image != lw->full_screen->imd)
 977                 {
 978                 image_scroll(lw->full_screen->imd, x, y);
 979                 }
 980
 981         if (!connect_scroll) return;
 982
 983         image_get_image_size(lw->image, &width, &height);
 984         dx = (gdouble) x / width;
 985         dy = (gdouble) y / height;
 986
 987         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
 988                 {
 989                 if (lw->split_images[i] && lw->split_images[i] != lw->image)
 990                         {
 991                         gdouble sx, sy;
 992                         image_get_scroll_center(lw->split_images[i], &sx, &sy);
 993                         sx += dx;
 994                         sy += dy;
 995                         image_set_scroll_center(lw->split_images[i], sx, sy);
 996                         }
 997                 }
 998
 999 }
1000
1001 void layout_image_zoom_adjust(LayoutWindow *lw, gdouble increment, gboolean connect_zoom)
1002 {
1003         gint i;
1004         if (!layout_valid(&lw)) return;
1005
1006         image_zoom_adjust(lw->image, increment);
1007
1008         if (lw->full_screen && lw->image != lw->full_screen->imd)
1009                 {
1010                 image_zoom_adjust(lw->full_screen->imd, increment);
1011                 }
1012
1013         if (!connect_zoom) return;
1014
1015         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
1016                 {
1017                 if (lw->split_images[i] && lw->split_images[i] != lw->image)
1018                         image_zoom_adjust(lw->split_images[i], increment); ;
1019                 }
1020 }
1021
1022 void layout_image_zoom_adjust_at_point(LayoutWindow *lw, gdouble increment, gint x, gint y, gboolean connect_zoom)
1023 {
1024         gint i;
1025         if (!layout_valid(&lw)) return;
1026
1027         image_zoom_adjust_at_point(lw->image, increment, x, y);
1028
1029         if (lw->full_screen && lw->image != lw->full_screen->imd)
1030                 {
1031                 image_zoom_adjust_at_point(lw->full_screen->imd, increment, x, y);
1032                 }
1033         if (!connect_zoom && !lw->split_mode) return;
1034
1035         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
1036                 {
1037                 if (lw->split_images[i] && lw->split_images[i] != lw->image &&
1038                                                 lw->split_images[i]->mouse_wheel_mode)
1039                         image_zoom_adjust_at_point(lw->split_images[i], increment, x, y);
1040                 }
1041 }
1042
1043 void layout_image_zoom_set(LayoutWindow *lw, gdouble zoom, gboolean connect_zoom)
1044 {
1045         gint i;
1046         if (!layout_valid(&lw)) return;
1047
1048         image_zoom_set(lw->image, zoom);
1049
1050         if (lw->full_screen && lw->image != lw->full_screen->imd)
1051                 {
1052                 image_zoom_set(lw->full_screen->imd, zoom);
1053                 }
1054
1055         if (!connect_zoom) return;
1056
1057         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
1058                 {
1059                 if (lw->split_images[i] && lw->split_images[i] != lw->image)
1060                         image_zoom_set(lw->split_images[i], zoom);
1061                 }
1062 }
1063
1064 void layout_image_zoom_set_fill_geometry(LayoutWindow *lw, gboolean vertical, gboolean connect_zoom)
1065 {
1066         gint i;
1067         if (!layout_valid(&lw)) return;
1068
1069         image_zoom_set_fill_geometry(lw->image, vertical);
1070
1071         if (lw->full_screen && lw->image != lw->full_screen->imd)
1072                 {
1073                 image_zoom_set_fill_geometry(lw->full_screen->imd, vertical);
1074                 }
1075
1076         if (!connect_zoom) return;
1077
1078         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
1079                 {
1080                 if (lw->split_images[i] && lw->split_images[i] != lw->image)
1081                         image_zoom_set_fill_geometry(lw->split_images[i], vertical);
1082                 }
1083 }
1084
1085 void layout_image_alter_orientation(LayoutWindow *lw, AlterType type)
1086 {
1087         if (!layout_valid(&lw)) return;
1088
1089         GtkTreeModel *store;
1090         GList *work;
1091         GtkTreeSelection *selection;
1092         GtkTreePath *tpath;
1093         FileData *fd_n;
1094         GtkTreeIter iter;
1095
1096         if (!lw || !lw->vf) return;
1097
1098         if (lw->vf->type == FILEVIEW_ICON)
1099                 {
1100                 if (!VFICON(lw->vf)->selection) return;
1101                 work = VFICON(lw->vf)->selection;
1102                 }
1103         else
1104                 {
1105                 selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(lw->vf->listview));
1106                 work = gtk_tree_selection_get_selected_rows(selection, &store);
1107                 }
1108
1109         while (work)
1110                 {
1111                 if (lw->vf->type == FILEVIEW_ICON)
1112                         {
1113                         fd_n = work->data;
1114                         work = work->next;
1115                         }
1116                 else
1117                         {
1118                         tpath = work->data;
1119                         gtk_tree_model_get_iter(store, &iter, tpath);
1120                         gtk_tree_model_get(store, &iter, FILE_COLUMN_POINTER, &fd_n, -1);
1121                         work = work->next;
1122                         }
1123
1124                 image_alter_orientation(lw->image, fd_n, type);
1125                 }
1126 }
1127
1128 static void image_alter_rating(FileData *fd_n, const gchar *rating)
1129 {
1130         metadata_write_string(fd_n, RATING_KEY, rating);
1131 }
1132
1133 void layout_image_rating(LayoutWindow *lw, const gchar *rating)
1134 {
1135         if (!layout_valid(&lw)) return;
1136
1137         GtkTreeModel *store;
1138         GList *work;
1139         GtkTreeSelection *selection;
1140         GtkTreePath *tpath;
1141         FileData *fd_n;
1142         GtkTreeIter iter;
1143
1144         if (!lw || !lw->vf) return;
1145
1146         if (lw->vf->type == FILEVIEW_ICON)
1147                 {
1148                 if (!VFICON(lw->vf)->selection) return;
1149                 work = VFICON(lw->vf)->selection;
1150                 }
1151         else
1152                 {
1153                 selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(lw->vf->listview));
1154                 work = gtk_tree_selection_get_selected_rows(selection, &store);
1155                 }
1156
1157         while (work)
1158                 {
1159                 if (lw->vf->type == FILEVIEW_ICON)
1160                         {
1161                         fd_n = work->data;
1162                         work = work->next;
1163                         }
1164                 else
1165                         {
1166                         tpath = work->data;
1167                         gtk_tree_model_get_iter(store, &iter, tpath);
1168                         gtk_tree_model_get(store, &iter, FILE_COLUMN_POINTER, &fd_n, -1);
1169                         work = work->next;
1170                         }
1171
1172                 image_alter_rating(fd_n, rating);
1173                 }
1174 }
1175
1176 void layout_image_reset_orientation(LayoutWindow *lw)
1177 {
1178         ImageWindow *imd= lw->image;
1179
1180         if (!layout_valid(&lw)) return;
1181         if (!imd || !imd->pr || !imd->image_fd) return;
1182
1183         if (imd->orientation < 1 || imd->orientation > 8) imd->orientation = 1;
1184
1185         if (options->image.exif_rotate_enable)
1186                 {
1187                 imd->orientation = metadata_read_int(imd->image_fd, ORIENTATION_KEY, EXIF_ORIENTATION_TOP_LEFT);
1188                 }
1189         else
1190                 {
1191                 imd->orientation = 1;
1192                 }
1193
1194         if (imd->image_fd->user_orientation != 0)
1195                 {
1196                  imd->orientation = imd->image_fd->user_orientation;
1197                 }
1198
1199         pixbuf_renderer_set_orientation((PixbufRenderer *)imd->pr, imd->orientation);
1200 }
1201
1202 void layout_image_set_desaturate(LayoutWindow *lw, gboolean desaturate)
1203 {
1204         if (!layout_valid(&lw)) return;
1205
1206         image_set_desaturate(lw->image, desaturate);
1207 }
1208
1209 gboolean layout_image_get_desaturate(LayoutWindow *lw)
1210 {
1211         if (!layout_valid(&lw)) return FALSE;
1212
1213         return image_get_desaturate(lw->image);
1214 }
1215
1216 /* stereo */
1217 /*
1218 gint layout_image_stereo_get(LayoutWindow *lw)
1219 {
1220         if (!layout_valid(&lw)) return 0;
1221
1222         return image_stereo_get(lw->image);
1223 }
1224
1225 void layout_image_stereo_set(LayoutWindow *lw, gint stereo_mode)
1226 {
1227         if (!layout_valid(&lw)) return;
1228
1229         image_stereo_set(lw->image, stereo_mode);
1230 }
1231 void layout_image_stereo_swap(LayoutWindow *lw)
1232 {
1233         if (!layout_valid(&lw)) return;
1234
1235         image_stereo_swap(lw->image);
1236 }
1237 */
1238
1239 gint layout_image_stereo_pixbuf_get(LayoutWindow *lw)
1240 {
1241         if (!layout_valid(&lw)) return 0;
1242
1243         return image_stereo_pixbuf_get(lw->image);
1244 }
1245
1246 void layout_image_stereo_pixbuf_set(LayoutWindow *lw, gint stereo_mode)
1247 {
1248         if (!layout_valid(&lw)) return;
1249
1250         image_stereo_pixbuf_set(lw->image, stereo_mode);
1251 }
1252
1253 const gchar *layout_image_get_path(LayoutWindow *lw)
1254 {
1255         if (!layout_valid(&lw)) return NULL;
1256
1257         return image_get_path(lw->image);
1258 }
1259
1260 const gchar *layout_image_get_name(LayoutWindow *lw)
1261 {
1262         if (!layout_valid(&lw)) return NULL;
1263
1264         return image_get_name(lw->image);
1265 }
1266
1267 FileData *layout_image_get_fd(LayoutWindow *lw)
1268 {
1269         if (!layout_valid(&lw)) return NULL;
1270
1271         return image_get_fd(lw->image);
1272 }
1273
1274 CollectionData *layout_image_get_collection(LayoutWindow *lw, CollectInfo **info)
1275 {
1276         if (!layout_valid(&lw)) return NULL;
1277
1278         return image_get_collection(lw->image, info);
1279 }
1280
1281 gint layout_image_get_index(LayoutWindow *lw)
1282 {
1283         return layout_list_get_index(lw, image_get_fd(lw->image));
1284 }
1285
1286 /*
1287  *----------------------------------------------------------------------------
1288  * image changers
1289  *----------------------------------------------------------------------------
1290  */
1291
1292 void layout_image_set_fd(LayoutWindow *lw, FileData *fd)
1293 {
1294         if (!layout_valid(&lw)) return;
1295
1296         image_change_fd(lw->image, fd, image_zoom_get_default(lw->image));
1297
1298         if (lw->full_screen && lw->image != lw->full_screen->imd)
1299                 {
1300                 image_change_fd(lw->full_screen->imd, fd, image_zoom_get_default(lw->full_screen->imd));
1301                 }
1302
1303
1304         layout_list_sync_fd(lw, fd);
1305         layout_image_slideshow_continue_check(lw);
1306         layout_bars_new_image(lw);
1307         layout_image_animate_new_file(lw);
1308 }
1309
1310 void layout_image_set_with_ahead(LayoutWindow *lw, FileData *fd, FileData *read_ahead_fd)
1311 {
1312         if (!layout_valid(&lw)) return;
1313
1314 /*
1315 This should be handled at the caller: in vflist_select_image
1316         if (path)
1317                 {
1318                 const gchar *old_path;
1319
1320                 old_path = layout_image_get_path(lw);
1321                 if (old_path && strcmp(path, old_path) == 0) return;
1322                 }
1323 */
1324         layout_image_set_fd(lw, fd);
1325         if (options->image.enable_read_ahead) image_prebuffer_set(lw->image, read_ahead_fd);
1326 }
1327
1328 void layout_image_set_index(LayoutWindow *lw, gint index)
1329 {
1330         FileData *fd;
1331         FileData *read_ahead_fd;
1332         gint old;
1333
1334         if (!layout_valid(&lw)) return;
1335
1336         old = layout_list_get_index(lw, layout_image_get_fd(lw));
1337         fd = layout_list_get_fd(lw, index);
1338
1339         if (old > index)
1340                 {
1341                 read_ahead_fd = layout_list_get_fd(lw, index - 1);
1342                 }
1343         else
1344                 {
1345                 read_ahead_fd = layout_list_get_fd(lw, index + 1);
1346                 }
1347
1348         if (layout_selection_count(lw, 0) > 1)
1349                 {
1350                 GList *x = layout_selection_list_by_index(lw);
1351                 GList *y;
1352                 GList *last;
1353
1354                 for (last = y = x; y; y = y->next)
1355                         last = y;
1356                 for (y = x; y && (GPOINTER_TO_INT(y->data)) != index; y = y->next)
1357                         ;
1358
1359                 if (y)
1360                         {
1361                         gint newindex;
1362
1363                         if ((index > old && (index != GPOINTER_TO_INT(last->data) || old != GPOINTER_TO_INT(x->data)))
1364                             || (old == GPOINTER_TO_INT(last->data) && index == GPOINTER_TO_INT(x->data)))
1365                                 {
1366                                 if (y->next)
1367                                         newindex = GPOINTER_TO_INT(y->next->data);
1368                                 else
1369                                         newindex = GPOINTER_TO_INT(x->data);
1370                                 }
1371                         else
1372                                 {
1373                                 if (y->prev)
1374                                         newindex = GPOINTER_TO_INT(y->prev->data);
1375                                 else
1376                                         newindex = GPOINTER_TO_INT(last->data);
1377                                 }
1378
1379                         read_ahead_fd = layout_list_get_fd(lw, newindex);
1380                         }
1381
1382                 while (x)
1383                         x = g_list_remove(x, x->data);
1384                 }
1385
1386         layout_image_set_with_ahead(lw, fd, read_ahead_fd);
1387 }
1388
1389 static void layout_image_set_collection_real(LayoutWindow *lw, CollectionData *cd, CollectInfo *info, gboolean forward)
1390 {
1391         if (!layout_valid(&lw)) return;
1392
1393         image_change_from_collection(lw->image, cd, info, image_zoom_get_default(lw->image));
1394         if (options->image.enable_read_ahead)
1395                 {
1396                 CollectInfo *r_info;
1397                 if (forward)
1398                         {
1399                         r_info = collection_next_by_info(cd, info);
1400                         if (!r_info) r_info = collection_prev_by_info(cd, info);
1401                         }
1402                 else
1403                         {
1404                         r_info = collection_prev_by_info(cd, info);
1405                         if (!r_info) r_info = collection_next_by_info(cd, info);
1406                         }
1407                 if (r_info) image_prebuffer_set(lw->image, r_info->fd);
1408                 }
1409
1410         layout_image_slideshow_continue_check(lw);
1411         layout_bars_new_image(lw);
1412 }
1413
1414 void layout_image_set_collection(LayoutWindow *lw, CollectionData *cd, CollectInfo *info)
1415 {
1416         layout_image_set_collection_real(lw, cd, info, TRUE);
1417         layout_list_sync_fd(lw, layout_image_get_fd(lw));
1418 }
1419
1420 void layout_image_refresh(LayoutWindow *lw)
1421 {
1422         if (!layout_valid(&lw)) return;
1423
1424         image_reload(lw->image);
1425 }
1426
1427 void layout_image_color_profile_set(LayoutWindow *lw,
1428                                     gint input_type,
1429                                     gboolean use_image)
1430 {
1431         if (!layout_valid(&lw)) return;
1432
1433         image_color_profile_set(lw->image, input_type, use_image);
1434 }
1435
1436 gboolean layout_image_color_profile_get(LayoutWindow *lw,
1437                                         gint *input_type,
1438                                         gboolean *use_image)
1439 {
1440         if (!layout_valid(&lw)) return FALSE;
1441
1442         return image_color_profile_get(lw->image, input_type, use_image);
1443 }
1444
1445 void layout_image_color_profile_set_use(LayoutWindow *lw, gboolean enable)
1446 {
1447         if (!layout_valid(&lw)) return;
1448
1449         image_color_profile_set_use(lw->image, enable);
1450 }
1451
1452 gboolean layout_image_color_profile_get_use(LayoutWindow *lw)
1453 {
1454         if (!layout_valid(&lw)) return FALSE;
1455
1456         return image_color_profile_get_use(lw->image);
1457 }
1458
1459 gboolean layout_image_color_profile_get_status(LayoutWindow *lw, gchar **image_profile, gchar **screen_profile)
1460 {
1461         if (!layout_valid(&lw)) return FALSE;
1462
1463         return image_color_profile_get_status(lw->image, image_profile, screen_profile);
1464 }
1465
1466 /*
1467  *----------------------------------------------------------------------------
1468  * list walkers
1469  *----------------------------------------------------------------------------
1470  */
1471
1472 void layout_image_next(LayoutWindow *lw)
1473 {
1474         gint current;
1475         CollectionData *cd;
1476         CollectInfo *info;
1477
1478         if (!layout_valid(&lw)) return;
1479
1480         if (layout_image_slideshow_active(lw))
1481                 {
1482                 layout_image_slideshow_next(lw);
1483                 return;
1484                 }
1485
1486         if (layout_selection_count(lw, 0) > 1)
1487                 {
1488                 GList *x = layout_selection_list_by_index(lw);
1489                 gint old = layout_list_get_index(lw, layout_image_get_fd(lw));
1490                 GList *y;
1491
1492                 for (y = x; y && (GPOINTER_TO_INT(y->data)) != old; y = y->next)
1493                         ;
1494                 if (y)
1495                         {
1496                         if (y->next)
1497                                 layout_image_set_index(lw, GPOINTER_TO_INT(y->next->data));
1498                         else
1499                                 layout_image_set_index(lw, GPOINTER_TO_INT(x->data));
1500                         }
1501                 while (x)
1502                         x = g_list_remove(x, x->data);
1503                 if (y) /* not dereferenced */
1504                         return;
1505                 }
1506
1507         cd = image_get_collection(lw->image, &info);
1508
1509         if (cd && info)
1510                 {
1511                 info = collection_next_by_info(cd, info);
1512                 if (info)
1513                         {
1514                         layout_image_set_collection_real(lw, cd, info, TRUE);
1515                         }
1516                 else
1517                         {
1518                         image_osd_icon(lw->image, IMAGE_OSD_LAST, -1);
1519                         }
1520                 return;
1521                 }
1522
1523         current = layout_image_get_index(lw);
1524
1525         if (current >= 0)
1526                 {
1527                 if ((guint) current < layout_list_count(lw, NULL) - 1)
1528                         {
1529                         layout_image_set_index(lw, current + 1);
1530                         }
1531                 else
1532                         {
1533                         image_osd_icon(lw->image, IMAGE_OSD_LAST, -1);
1534                         }
1535                 }
1536         else
1537                 {
1538                 layout_image_set_index(lw, 0);
1539                 }
1540 }
1541
1542 void layout_image_prev(LayoutWindow *lw)
1543 {
1544         gint current;
1545         CollectionData *cd;
1546         CollectInfo *info;
1547
1548         if (!layout_valid(&lw)) return;
1549
1550         if (layout_image_slideshow_active(lw))
1551                 {
1552                 layout_image_slideshow_prev(lw);
1553                 return;
1554                 }
1555
1556         if (layout_selection_count(lw, 0) > 1)
1557                 {
1558                 GList *x = layout_selection_list_by_index(lw);
1559                 gint old = layout_list_get_index(lw, layout_image_get_fd(lw));
1560                 GList *y;
1561                 GList *last;
1562
1563                 for (last = y = x; y; y = y->next)
1564                         last = y;
1565                 for (y = x; y && (GPOINTER_TO_INT(y->data)) != old; y = y->next)
1566                         ;
1567                 if (y)
1568                         {
1569                         if (y->prev)
1570                                 layout_image_set_index(lw, GPOINTER_TO_INT(y->prev->data));
1571                         else
1572                                 layout_image_set_index(lw, GPOINTER_TO_INT(last->data));
1573                         }
1574                 while (x)
1575                         x = g_list_remove(x, x->data);
1576                 if (y) /* not dereferenced */
1577                         return;
1578                 }
1579
1580         cd = image_get_collection(lw->image, &info);
1581
1582         if (cd && info)
1583                 {
1584                 info = collection_prev_by_info(cd, info);
1585                 if (info)
1586                         {
1587                         layout_image_set_collection_real(lw, cd, info, FALSE);
1588                         }
1589                 else
1590                         {
1591                         image_osd_icon(lw->image, IMAGE_OSD_FIRST, -1);
1592                         }
1593                 return;
1594                 }
1595
1596         current = layout_image_get_index(lw);
1597
1598         if (current >= 0)
1599                 {
1600                 if (current > 0)
1601                         {
1602                         layout_image_set_index(lw, current - 1);
1603                         }
1604                 else
1605                         {
1606                         image_osd_icon(lw->image, IMAGE_OSD_FIRST, -1);
1607                         }
1608                 }
1609         else
1610                 {
1611                 layout_image_set_index(lw, layout_list_count(lw, NULL) - 1);
1612                 }
1613 }
1614
1615 void layout_image_first(LayoutWindow *lw)
1616 {
1617         gint current;
1618         CollectionData *cd;
1619         CollectInfo *info;
1620
1621         if (!layout_valid(&lw)) return;
1622
1623         cd = image_get_collection(lw->image, &info);
1624
1625         if (cd && info)
1626                 {
1627                 CollectInfo *new;
1628                 new = collection_get_first(cd);
1629                 if (new != info) layout_image_set_collection_real(lw, cd, new, TRUE);
1630                 return;
1631                 }
1632
1633         current = layout_image_get_index(lw);
1634         if (current != 0 && layout_list_count(lw, NULL) > 0)
1635                 {
1636                 layout_image_set_index(lw, 0);
1637                 }
1638 }
1639
1640 void layout_image_last(LayoutWindow *lw)
1641 {
1642         gint current;
1643         gint count;
1644         CollectionData *cd;
1645         CollectInfo *info;
1646
1647         if (!layout_valid(&lw)) return;
1648
1649         cd = image_get_collection(lw->image, &info);
1650
1651         if (cd && info)
1652                 {
1653                 CollectInfo *new;
1654                 new = collection_get_last(cd);
1655                 if (new != info) layout_image_set_collection_real(lw, cd, new, FALSE);
1656                 return;
1657                 }
1658
1659         current = layout_image_get_index(lw);
1660         count = layout_list_count(lw, NULL);
1661         if (current != count - 1 && count > 0)
1662                 {
1663                 layout_image_set_index(lw, count - 1);
1664                 }
1665 }
1666
1667 /*
1668  *----------------------------------------------------------------------------
1669  * mouse callbacks
1670  *----------------------------------------------------------------------------
1671  */
1672
1673 static gint image_idx(LayoutWindow *lw, ImageWindow *imd)
1674 {
1675         gint i;
1676
1677         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
1678                 {
1679                 if (lw->split_images[i] == imd)
1680                         break;
1681                 }
1682         if (i < MAX_SPLIT_IMAGES)
1683                 {
1684                 return i;
1685                 }
1686         return -1;
1687 }
1688
1689 static void layout_image_focus_in_cb(ImageWindow *imd, gpointer data)
1690 {
1691         LayoutWindow *lw = data;
1692
1693         gint i = image_idx(lw, imd);
1694
1695         if (i != -1)
1696                 {
1697                 DEBUG_1("image activate focus_in %d", i);
1698                 layout_image_activate(lw, i, FALSE);
1699                 }
1700 }
1701
1702
1703 static void layout_image_button_cb(ImageWindow *imd, GdkEventButton *event, gpointer data)
1704 {
1705         LayoutWindow *lw = data;
1706         GtkWidget *menu;
1707
1708         switch (event->button)
1709                 {
1710                 case MOUSE_BUTTON_LEFT:
1711                         if (options->image_lm_click_nav && lw->split_mode == SPLIT_NONE)
1712                                 layout_image_next(lw);
1713                         break;
1714                 case MOUSE_BUTTON_MIDDLE:
1715                         if (options->image_lm_click_nav && lw->split_mode == SPLIT_NONE)
1716                                 layout_image_prev(lw);
1717                         break;
1718                 case MOUSE_BUTTON_RIGHT:
1719                         menu = layout_image_pop_menu(lw);
1720                         if (imd == lw->image)
1721                                 {
1722                                 g_object_set_data(G_OBJECT(menu), "click_parent", imd->widget);
1723                                 }
1724                         gtk_menu_popup(GTK_MENU(menu), NULL, NULL, NULL, NULL, 3, event->time);
1725                         break;
1726                 default:
1727                         break;
1728                 }
1729 }
1730
1731 static void layout_image_scroll_cb(ImageWindow *imd, GdkEventScroll *event, gpointer data)
1732 {
1733         LayoutWindow *lw = data;
1734
1735         gint i = image_idx(lw, imd);
1736
1737         if (i != -1)
1738                 {
1739                 DEBUG_1("image activate scroll %d", i);
1740                 layout_image_activate(lw, i, FALSE);
1741                 }
1742
1743
1744         if ((event->state & GDK_CONTROL_MASK) ||
1745                                 (imd->mouse_wheel_mode && !options->image_lm_click_nav))
1746                 {
1747                 switch (event->direction)
1748                         {
1749                         case GDK_SCROLL_UP:
1750                                 layout_image_zoom_adjust_at_point(lw, get_zoom_increment(), event->x, event->y, event->state & GDK_SHIFT_MASK);
1751                                 break;
1752                         case GDK_SCROLL_DOWN:
1753                                 layout_image_zoom_adjust_at_point(lw, -get_zoom_increment(), event->x, event->y, event->state & GDK_SHIFT_MASK);
1754                                 break;
1755                         default:
1756                                 break;
1757                         }
1758                 }
1759         else if (options->mousewheel_scrolls)
1760                 {
1761                 switch (event->direction)
1762                         {
1763                         case GDK_SCROLL_UP:
1764                                 image_scroll(imd, 0, -MOUSEWHEEL_SCROLL_SIZE);
1765                                 break;
1766                         case GDK_SCROLL_DOWN:
1767                                 image_scroll(imd, 0, MOUSEWHEEL_SCROLL_SIZE);
1768                                 break;
1769                         case GDK_SCROLL_LEFT:
1770                                 image_scroll(imd, -MOUSEWHEEL_SCROLL_SIZE, 0);
1771                                 break;
1772                         case GDK_SCROLL_RIGHT:
1773                                 image_scroll(imd, MOUSEWHEEL_SCROLL_SIZE, 0);
1774                                 break;
1775                         default:
1776                                 break;
1777                         }
1778                 }
1779         else
1780                 {
1781                 switch (event->direction)
1782                         {
1783                         case GDK_SCROLL_UP:
1784                                 layout_image_prev(lw);
1785                                 break;
1786                         case GDK_SCROLL_DOWN:
1787                                 layout_image_next(lw);
1788                                 break;
1789                         default:
1790                                 break;
1791                         }
1792                 }
1793 }
1794
1795 static void layout_image_drag_cb(ImageWindow *imd, GdkEventMotion *event, gdouble dx, gdouble dy, gpointer data)
1796 {
1797         gint i;
1798         LayoutWindow *lw = data;
1799         gdouble sx, sy;
1800
1801         if (lw->full_screen && lw->image != lw->full_screen->imd &&
1802             imd != lw->full_screen->imd)
1803                 {
1804                 if (event->state & GDK_CONTROL_MASK)
1805                         {
1806                         image_get_scroll_center(imd, &sx, &sy);
1807                         }
1808                 else
1809                         {
1810                         image_get_scroll_center(lw->full_screen->imd, &sx, &sy);
1811                         sx += dx;
1812                         sy += dy;
1813                         }
1814                 image_set_scroll_center(lw->full_screen->imd, sx, sy);
1815                 }
1816
1817         if (!(event->state & GDK_SHIFT_MASK)) return;
1818
1819         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
1820                 {
1821                 if (lw->split_images[i] && lw->split_images[i] != imd)
1822                         {
1823
1824                         if (event->state & GDK_CONTROL_MASK)
1825                                 {
1826                                 image_get_scroll_center(imd, &sx, &sy);
1827                                 }
1828                         else
1829                                 {
1830                                 image_get_scroll_center(lw->split_images[i], &sx, &sy);
1831                                 sx += dx;
1832                                 sy += dy;
1833                                 }
1834                         image_set_scroll_center(lw->split_images[i], sx, sy);
1835                         }
1836                 }
1837 }
1838
1839 static void layout_image_button_inactive_cb(ImageWindow *imd, GdkEventButton *event, gpointer data)
1840 {
1841         LayoutWindow *lw = data;
1842         GtkWidget *menu;
1843         gint i = image_idx(lw, imd);
1844
1845         if (i != -1)
1846                 {
1847                 layout_image_activate(lw, i, FALSE);
1848                 }
1849
1850         switch (event->button)
1851                 {
1852                 case MOUSE_BUTTON_RIGHT:
1853                         menu = layout_image_pop_menu(lw);
1854                         if (imd == lw->image)
1855                                 {
1856                                 g_object_set_data(G_OBJECT(menu), "click_parent", imd->widget);
1857                                 }
1858                         gtk_menu_popup(GTK_MENU(menu), NULL, NULL, NULL, NULL, 3, event->time);
1859                         break;
1860                 default:
1861                         break;
1862                 }
1863
1864 }
1865
1866 static void layout_image_drag_inactive_cb(ImageWindow *imd, GdkEventMotion *event, gdouble dx, gdouble dy, gpointer data)
1867 {
1868         LayoutWindow *lw = data;
1869         gint i = image_idx(lw, imd);
1870
1871         if (i != -1)
1872                 {
1873                 layout_image_activate(lw, i, FALSE);
1874                 }
1875
1876         /* continue as with active image */
1877         layout_image_drag_cb(imd, event, dx, dy, data);
1878 }
1879
1880
1881 static void layout_image_set_buttons(LayoutWindow *lw)
1882 {
1883         image_set_button_func(lw->image, layout_image_button_cb, lw);
1884         image_set_scroll_func(lw->image, layout_image_scroll_cb, lw);
1885 }
1886
1887 static void layout_image_set_buttons_inactive(LayoutWindow *lw, gint i)
1888 {
1889         image_set_button_func(lw->split_images[i], layout_image_button_inactive_cb, lw);
1890         image_set_scroll_func(lw->split_images[i], layout_image_scroll_cb, lw);
1891 }
1892
1893 /* Returns the length of an integer */
1894 static gint num_length(gint num)
1895 {
1896         gint len = 0;
1897         if (num < 0) num = -num;
1898         while (num)
1899                 {
1900                 num /= 10;
1901                 len++;
1902                 }
1903         return len;
1904 }
1905
1906 void layout_status_update_pixel_cb(PixbufRenderer *pr, gpointer data)
1907 {
1908         LayoutWindow *lw = data;
1909         gint x_pixel, y_pixel;
1910         gint width, height;
1911         gchar *text;
1912         PangoAttrList *attrs;
1913
1914         if (!data || !layout_valid(&lw) || !lw->image
1915             || !lw->options.show_info_pixel || lw->image->unknown) return;
1916
1917         pixbuf_renderer_get_image_size(pr, &width, &height);
1918         if (width < 1 || height < 1) return;
1919
1920         pixbuf_renderer_get_mouse_position(pr, &x_pixel, &y_pixel);
1921
1922         if(x_pixel >= 0 && y_pixel >= 0)
1923                 {
1924                 gint r_mouse, g_mouse, b_mouse;
1925
1926                 pixbuf_renderer_get_pixel_colors(pr, x_pixel, y_pixel,
1927                                                  &r_mouse, &g_mouse, &b_mouse);
1928
1929                 text = g_strdup_printf(_("[%*d,%*d]: RGB(%3d,%3d,%3d)"),
1930                                          num_length(width - 1), x_pixel,
1931                                          num_length(height - 1), y_pixel,
1932                                          r_mouse, g_mouse, b_mouse);
1933
1934                 }
1935         else
1936                 {
1937                 text = g_strdup_printf(_("[%*s,%*s]: RGB(---,---,---)"),
1938                                          num_length(width - 1), " ",
1939                                          num_length(height - 1), " ");
1940                 }
1941
1942         attrs = pango_attr_list_new();
1943         pango_attr_list_insert(attrs, pango_attr_family_new("Monospace"));
1944         gtk_label_set_text(GTK_LABEL(lw->info_pixel), text);
1945         gtk_label_set_attributes(GTK_LABEL(lw->info_pixel), attrs);
1946         pango_attr_list_unref(attrs);
1947         g_free(text);
1948 }
1949
1950
1951 /*
1952  *----------------------------------------------------------------------------
1953  * setup
1954  *----------------------------------------------------------------------------
1955  */
1956
1957 static void layout_image_update_cb(ImageWindow *imd, gpointer data)
1958 {
1959         LayoutWindow *lw = data;
1960         layout_status_update_image(lw);
1961 }
1962
1963 GtkWidget *layout_image_new(LayoutWindow *lw, gint i)
1964 {
1965         if (!lw->split_image_sizegroup) lw->split_image_sizegroup = gtk_size_group_new(GTK_SIZE_GROUP_BOTH);
1966
1967         if (!lw->split_images[i])
1968                 {
1969                 lw->split_images[i] = image_new(TRUE);
1970
1971                 g_object_ref(lw->split_images[i]->widget);
1972
1973                 g_signal_connect(G_OBJECT(lw->split_images[i]->pr), "update-pixel",
1974                                  G_CALLBACK(layout_status_update_pixel_cb), lw);
1975
1976                 image_background_set_color_from_options(lw->split_images[i], FALSE);
1977
1978                 image_auto_refresh_enable(lw->split_images[i], TRUE);
1979
1980                 layout_image_dnd_init(lw, i);
1981                 image_color_profile_set(lw->split_images[i],
1982                                         options->color_profile.input_type,
1983                                         options->color_profile.use_image);
1984                 image_color_profile_set_use(lw->split_images[i], options->color_profile.enabled);
1985
1986                 gtk_size_group_add_widget(lw->split_image_sizegroup, lw->split_images[i]->widget);
1987                 gtk_widget_set_size_request(lw->split_images[i]->widget, IMAGE_MIN_WIDTH, -1);
1988
1989                 image_set_focus_in_func(lw->split_images[i], layout_image_focus_in_cb, lw);
1990
1991                 }
1992
1993         return lw->split_images[i]->widget;
1994 }
1995
1996 void layout_image_deactivate(LayoutWindow *lw, gint i)
1997 {
1998         if (!lw->split_images[i]) return;
1999         image_set_update_func(lw->split_images[i], NULL, NULL);
2000         layout_image_set_buttons_inactive(lw, i);
2001         image_set_drag_func(lw->split_images[i], layout_image_drag_inactive_cb, lw);
2002
2003         image_attach_window(lw->split_images[i], NULL, NULL, NULL, FALSE);
2004         image_select(lw->split_images[i], FALSE);
2005 }
2006
2007 /* force should be set after change of lw->split_mode */
2008 void layout_image_activate(LayoutWindow *lw, gint i, gboolean force)
2009 {
2010         FileData *fd;
2011
2012         if (!lw->split_images[i]) return;
2013         if (!force && lw->active_split_image == i) return;
2014
2015         /* deactivate currently active */
2016         if (lw->active_split_image != i)
2017                 layout_image_deactivate(lw, lw->active_split_image);
2018
2019         lw->image = lw->split_images[i];
2020         lw->active_split_image = i;
2021
2022         image_set_update_func(lw->image, layout_image_update_cb, lw);
2023         layout_image_set_buttons(lw);
2024         image_set_drag_func(lw->image, layout_image_drag_cb, lw);
2025
2026         image_attach_window(lw->image, lw->window, NULL, GQ_APPNAME, FALSE);
2027
2028         /* do not hilight selected image in SPLIT_NONE */
2029         /* maybe the image should be selected always and hilight should be controled by
2030            another image option */
2031         if (lw->split_mode != SPLIT_NONE)
2032                 image_select(lw->split_images[i], TRUE);
2033         else
2034                 image_select(lw->split_images[i], FALSE);
2035
2036         fd = image_get_fd(lw->image);
2037
2038         if (fd)
2039                 {
2040 //              layout_list_sync_path(lw, path);
2041                 layout_set_fd(lw, fd);
2042                 }
2043         layout_status_update_image(lw);
2044 }
2045
2046
2047 static void layout_image_setup_split_common(LayoutWindow *lw, gint n)
2048 {
2049         gboolean frame = (n > 1) || (!lw->options.tools_float && !lw->options.tools_hidden);
2050         gint i;
2051
2052         for (i = 0; i < n; i++)
2053                 if (!lw->split_images[i])
2054                         {
2055                         FileData *img_fd = NULL;
2056                         double zoom = 0.0;
2057
2058                         layout_image_new(lw, i);
2059                         image_set_frame(lw->split_images[i], frame);
2060                         image_set_selectable(lw->split_images[i], (n > 1));
2061
2062                         if (lw->image)
2063                                 {
2064                                 image_osd_copy_status(lw->image, lw->split_images[i]);
2065                                 }
2066
2067                         if (layout_selection_count(lw, 0) > 1)
2068                                 {
2069                                 GList *work = g_list_last(layout_selection_list(lw));
2070                                 gint j = 0;
2071
2072                                 while (work && j < i)
2073                                         {
2074                                         FileData *fd = work->data;
2075                                         work = work->prev;
2076
2077                                         if (!fd || !*fd->path || fd->parent ||
2078                                                                                 fd == lw->split_images[0]->image_fd)
2079                                                 {
2080                                                 continue;
2081                                                 }
2082                                         img_fd = fd;
2083
2084                                         j++;
2085                                         }
2086                                 }
2087
2088                         if (!img_fd && lw->image)
2089                                 {
2090                                 img_fd = image_get_fd(lw->image);
2091                                 zoom = image_zoom_get(lw->image);
2092                                 }
2093
2094                         if (img_fd)
2095                                 {
2096                                 gdouble sx, sy;
2097                                 image_change_fd(lw->split_images[i], img_fd, zoom);
2098                                 image_get_scroll_center(lw->image, &sx, &sy);
2099                                 image_set_scroll_center(lw->split_images[i], sx, sy);
2100                                 }
2101                         layout_image_deactivate(lw, i);
2102                         }
2103                 else
2104                         {
2105                         image_set_frame(lw->split_images[i], frame);
2106                         image_set_selectable(lw->split_images[i], (n > 1));
2107                         }
2108
2109         for (i = n; i < MAX_SPLIT_IMAGES; i++)
2110                 {
2111                 if (lw->split_images[i])
2112                         {
2113                         g_object_unref(lw->split_images[i]->widget);
2114                         lw->split_images[i] = NULL;
2115                         }
2116                 }
2117
2118         if (!lw->image || lw->active_split_image < 0 || lw->active_split_image >= n)
2119                 {
2120                 layout_image_activate(lw, 0, TRUE);
2121                 }
2122         else
2123                 {
2124                 /* this will draw the frame around selected image (image_select)
2125                    on switch from single to split images */
2126                 layout_image_activate(lw, lw->active_split_image, TRUE);
2127                 }
2128 }
2129
2130 GtkWidget *layout_image_setup_split_none(LayoutWindow *lw)
2131 {
2132         lw->split_mode = SPLIT_NONE;
2133
2134         layout_image_setup_split_common(lw, 1);
2135
2136         lw->split_image_widget = lw->split_images[0]->widget;
2137
2138         return lw->split_image_widget;
2139 }
2140
2141
2142 GtkWidget *layout_image_setup_split_hv(LayoutWindow *lw, gboolean horizontal)
2143 {
2144         GtkWidget *paned;
2145
2146         lw->split_mode = horizontal ? SPLIT_HOR : SPLIT_VERT;
2147
2148         layout_image_setup_split_common(lw, 2);
2149
2150         /* horizontal split means vpaned and vice versa */
2151         if (horizontal)
2152                 paned = gtk_vpaned_new();
2153         else
2154                 paned = gtk_hpaned_new();
2155
2156         gtk_paned_pack1(GTK_PANED(paned), lw->split_images[0]->widget, TRUE, TRUE);
2157         gtk_paned_pack2(GTK_PANED(paned), lw->split_images[1]->widget, TRUE, TRUE);
2158
2159         gtk_widget_show(lw->split_images[0]->widget);
2160         gtk_widget_show(lw->split_images[1]->widget);
2161
2162         lw->split_image_widget = paned;
2163
2164         return lw->split_image_widget;
2165
2166 }
2167
2168 GtkWidget *layout_image_setup_split_quad(LayoutWindow *lw)
2169 {
2170         GtkWidget *hpaned;
2171         GtkWidget *vpaned1;
2172         GtkWidget *vpaned2;
2173         gint i;
2174
2175         lw->split_mode = SPLIT_QUAD;
2176
2177         layout_image_setup_split_common(lw, 4);
2178
2179         hpaned = gtk_hpaned_new();
2180         vpaned1 = gtk_vpaned_new();
2181         vpaned2 = gtk_vpaned_new();
2182
2183         gtk_paned_pack1(GTK_PANED(vpaned1), lw->split_images[0]->widget, TRUE, TRUE);
2184         gtk_paned_pack2(GTK_PANED(vpaned1), lw->split_images[2]->widget, TRUE, TRUE);
2185
2186         gtk_paned_pack1(GTK_PANED(vpaned2), lw->split_images[1]->widget, TRUE, TRUE);
2187         gtk_paned_pack2(GTK_PANED(vpaned2), lw->split_images[3]->widget, TRUE, TRUE);
2188
2189         gtk_paned_pack1(GTK_PANED(hpaned), vpaned1, TRUE, TRUE);
2190         gtk_paned_pack2(GTK_PANED(hpaned), vpaned2, TRUE, TRUE);
2191
2192         for (i = 0; i < 4; i++)
2193                 gtk_widget_show(lw->split_images[i]->widget);
2194
2195         gtk_widget_show(vpaned1);
2196         gtk_widget_show(vpaned2);
2197
2198         lw->split_image_widget = hpaned;
2199
2200         return lw->split_image_widget;
2201
2202 }
2203
2204 GtkWidget *layout_image_setup_split(LayoutWindow *lw, ImageSplitMode mode)
2205 {
2206         switch (mode)
2207                 {
2208                 case SPLIT_HOR:
2209                         return layout_image_setup_split_hv(lw, TRUE);
2210                 case SPLIT_VERT:
2211                         return layout_image_setup_split_hv(lw, FALSE);
2212                 case SPLIT_QUAD:
2213                         return layout_image_setup_split_quad(lw);
2214                 case SPLIT_NONE:
2215                 default:
2216                         return layout_image_setup_split_none(lw);
2217                 }
2218 }
2219
2220
2221 /*
2222  *-----------------------------------------------------------------------------
2223  * maintenance (for rename, move, remove)
2224  *-----------------------------------------------------------------------------
2225  */
2226
2227 static void layout_image_maint_renamed(LayoutWindow *lw, FileData *fd)
2228 {
2229         if (fd == layout_image_get_fd(lw))
2230                 {
2231                 image_set_fd(lw->image, fd);
2232                 }
2233 }
2234
2235 static void layout_image_maint_removed(LayoutWindow *lw, FileData *fd)
2236 {
2237         if (fd == layout_image_get_fd(lw))
2238                 {
2239                 CollectionData *cd;
2240                 CollectInfo *info;
2241
2242                 cd = image_get_collection(lw->image, &info);
2243                 if (cd && info)
2244                         {
2245                         CollectInfo *new;
2246
2247                         new = collection_next_by_info(cd, info);
2248                         if (!new) new = collection_prev_by_info(cd, info);
2249
2250                         if (new)
2251                                 {
2252                                 layout_image_set_collection(lw, cd, new);
2253                                 return;
2254                                 }
2255                         layout_image_set_fd(lw, NULL);
2256                         }
2257
2258                 /* the image will be set to the next image from the list soon,
2259                    setting it to NULL here is not necessary*/
2260                 }
2261 }
2262
2263
2264 void layout_image_notify_cb(FileData *fd, NotifyType type, gpointer data)
2265 {
2266         LayoutWindow *lw = data;
2267
2268         if (!(type & NOTIFY_CHANGE) || !fd->change) return;
2269
2270         DEBUG_1("Notify layout_image: %s %04x", fd->path, type);
2271
2272         switch (fd->change->type)
2273                 {
2274                 case FILEDATA_CHANGE_MOVE:
2275                 case FILEDATA_CHANGE_RENAME:
2276                         layout_image_maint_renamed(lw, fd);
2277                         break;
2278                 case FILEDATA_CHANGE_DELETE:
2279                         layout_image_maint_removed(lw, fd);
2280                         break;
2281                 case FILEDATA_CHANGE_COPY:
2282                 case FILEDATA_CHANGE_UNSPECIFIED:
2283                 case FILEDATA_CHANGE_WRITE_METADATA:
2284                         break;
2285                 }
2286
2287 }
2288 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */