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 "history_list.h"
  33 #include "image.h"
  34 #include "image-overlay.h"
  35 #include "img-view.h"
  36 #include "layout.h"
  37 #include "layout_util.h"
  38 #include "menu.h"
  39 #include "metadata.h"
  40 #include "misc.h"
  41 #include "pixbuf_util.h"
  42 #include "pixbuf-renderer.h"
  43 #include "slideshow.h"
  44 #include "ui_fileops.h"
  45 #include "ui_menu.h"
  46 #include "uri_utils.h"
  47 #include "utilops.h"
  48 #include "view_file.h"
  49
  50 #include <gdk/gdkkeysyms.h> /* for keyboard values */
  51
  52 #define FILE_COLUMN_POINTER 0
  53
  54 static GtkWidget *layout_image_pop_menu(LayoutWindow *lw);
  55 static void layout_image_set_buttons(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_update_image(LayoutWindow *lw)
 359 {
 360         if (!layout_valid(&lw)) return;
 361
 362         if(lw->options.animate && lw->animation)
 363                 {
 364                 if (lw->full_screen && lw->image != lw->full_screen->imd)
 365                         lw->animation->iw = lw->full_screen->imd;
 366                 else
 367                         lw->animation->iw = lw->image;
 368                 }
 369 }
 370
 371 static gboolean layout_image_animate_new_file(LayoutWindow *lw)
 372 {
 373         GError *err=NULL;
 374
 375         if(!layout_image_animate_check(lw)) return FALSE;
 376
 377         if(lw->animation) lw->animation->valid = FALSE;
 378
 379         lw->animation = g_malloc0(sizeof(AnimationData));
 380
 381         if(!(lw->animation->gpa = gdk_pixbuf_animation_new_from_file(lw->image->image_fd->path,&err)) || err ||
 382                 gdk_pixbuf_animation_is_static_image(lw->animation->gpa) ||
 383                 !(lw->animation->iter = gdk_pixbuf_animation_get_iter(lw->animation->gpa,NULL)))
 384                 {
 385                 image_animation_data_free(lw->animation);
 386                 lw->animation = NULL;
 387                 return FALSE;
 388                 }
 389
 390         lw->animation->data_adr = lw->image->image_fd;
 391         lw->animation->delay = gdk_pixbuf_animation_iter_get_delay_time(lw->animation->iter);
 392         lw->animation->valid = TRUE;
 393
 394         layout_image_animate_update_image(lw);
 395
 396         g_timeout_add(lw->animation->delay, show_next_frame, lw->animation);
 397
 398         return TRUE;
 399 }
 400
 401 void layout_image_animate_toggle(LayoutWindow *lw)
 402 {
 403         GtkAction *action;
 404
 405         if (!lw) return;
 406
 407         lw->options.animate = !lw->options.animate;
 408
 409         action = gtk_action_group_get_action(lw->action_group, "Animate");
 410         gtk_toggle_action_set_active(GTK_TOGGLE_ACTION(action), lw->options.animate);
 411
 412         layout_image_animate_new_file(lw);
 413 }
 414
 415 /*
 416  *----------------------------------------------------------------------------
 417  * pop-up menus
 418  *----------------------------------------------------------------------------
 419  */
 420
 421 static void li_pop_menu_zoom_in_cb(GtkWidget *widget, gpointer data)
 422 {
 423         LayoutWindow *lw = data;
 424
 425         layout_image_zoom_adjust(lw, get_zoom_increment(), FALSE);
 426 }
 427
 428 static void li_pop_menu_zoom_out_cb(GtkWidget *widget, gpointer data)
 429 {
 430         LayoutWindow *lw = data;
 431         layout_image_zoom_adjust(lw, -get_zoom_increment(), FALSE);
 432 }
 433
 434 static void li_pop_menu_zoom_1_1_cb(GtkWidget *widget, gpointer data)
 435 {
 436         LayoutWindow *lw = data;
 437
 438         layout_image_zoom_set(lw, 1.0, FALSE);
 439 }
 440
 441 static void li_pop_menu_zoom_fit_cb(GtkWidget *widget, gpointer data)
 442 {
 443         LayoutWindow *lw = data;
 444
 445         layout_image_zoom_set(lw, 0.0, FALSE);
 446 }
 447
 448 static void li_pop_menu_edit_cb(GtkWidget *widget, gpointer data)
 449 {
 450         LayoutWindow *lw;
 451         const gchar *key = data;
 452
 453         lw = submenu_item_get_data(widget);
 454
 455         if (!editor_window_flag_set(key))
 456                 {
 457                 layout_image_full_screen_stop(lw);
 458                 }
 459         file_util_start_editor_from_file(key, layout_image_get_fd(lw), lw->window);
 460 }
 461
 462 static void li_pop_menu_wallpaper_cb(GtkWidget *widget, gpointer data)
 463 {
 464         LayoutWindow *lw = data;
 465
 466         layout_image_to_root(lw);
 467 }
 468
 469 static void li_pop_menu_alter_cb(GtkWidget *widget, gpointer data)
 470 {
 471         LayoutWindow *lw = data;
 472         AlterType type;
 473
 474         lw = submenu_item_get_data(widget);
 475         type = (AlterType)GPOINTER_TO_INT(data);
 476
 477         image_alter_orientation(lw->image, lw->image->image_fd, type);
 478 }
 479
 480 static void li_pop_menu_new_cb(GtkWidget *widget, gpointer data)
 481 {
 482         LayoutWindow *lw = data;
 483
 484         view_window_new(layout_image_get_fd(lw));
 485 }
 486
 487 static GtkWidget *li_pop_menu_click_parent(GtkWidget *widget, LayoutWindow *lw)
 488 {
 489         GtkWidget *menu;
 490         GtkWidget *parent;
 491
 492         menu = gtk_widget_get_toplevel(widget);
 493         if (!menu) return NULL;
 494
 495         parent = g_object_get_data(G_OBJECT(menu), "click_parent");
 496
 497         if (!parent && lw->full_screen)
 498                 {
 499                 parent = lw->full_screen->imd->widget;
 500                 }
 501
 502         return parent;
 503 }
 504
 505 static void li_pop_menu_copy_cb(GtkWidget *widget, gpointer data)
 506 {
 507         LayoutWindow *lw = data;
 508
 509         file_util_copy(layout_image_get_fd(lw), NULL, NULL,
 510                        li_pop_menu_click_parent(widget, lw));
 511 }
 512
 513 static void li_pop_menu_copy_path_cb(GtkWidget *widget, gpointer data)
 514 {
 515         LayoutWindow *lw = data;
 516
 517         file_util_copy_path_to_clipboard(layout_image_get_fd(lw));
 518 }
 519
 520 static void li_pop_menu_move_cb(GtkWidget *widget, gpointer data)
 521 {
 522         LayoutWindow *lw = data;
 523
 524         file_util_move(layout_image_get_fd(lw), NULL, NULL,
 525                        li_pop_menu_click_parent(widget, lw));
 526 }
 527
 528 static void li_pop_menu_rename_cb(GtkWidget *widget, gpointer data)
 529 {
 530         LayoutWindow *lw = data;
 531
 532         file_util_rename(layout_image_get_fd(lw), NULL,
 533                          li_pop_menu_click_parent(widget, lw));
 534 }
 535
 536 static void li_pop_menu_delete_cb(GtkWidget *widget, gpointer data)
 537 {
 538         LayoutWindow *lw = data;
 539
 540         file_util_delete(layout_image_get_fd(lw), NULL,
 541                          li_pop_menu_click_parent(widget, lw));
 542 }
 543
 544 static void li_pop_menu_slide_start_cb(GtkWidget *widget, gpointer data)
 545 {
 546         LayoutWindow *lw = data;
 547
 548         layout_image_slideshow_start(lw);
 549 }
 550
 551 static void li_pop_menu_slide_stop_cb(GtkWidget *widget, gpointer data)
 552 {
 553         LayoutWindow *lw = data;
 554
 555         layout_image_slideshow_stop(lw);
 556 }
 557
 558 static void li_pop_menu_slide_pause_cb(GtkWidget *widget, gpointer data)
 559 {
 560         LayoutWindow *lw = data;
 561
 562         layout_image_slideshow_pause_toggle(lw);
 563 }
 564
 565 static void li_pop_menu_full_screen_cb(GtkWidget *widget, gpointer data)
 566 {
 567         LayoutWindow *lw = data;
 568
 569         layout_image_full_screen_toggle(lw);
 570 }
 571
 572 static void li_pop_menu_animate_cb(GtkWidget *widget, gpointer data)
 573 {
 574         LayoutWindow *lw = data;
 575
 576         layout_image_animate_toggle(lw);
 577 }
 578
 579 static void li_pop_menu_hide_cb(GtkWidget *widget, gpointer data)
 580 {
 581         LayoutWindow *lw = data;
 582
 583         layout_tools_hide_toggle(lw);
 584 }
 585
 586 static void li_set_layout_path_cb(GtkWidget *widget, gpointer data)
 587 {
 588         LayoutWindow *lw = data;
 589         FileData *fd;
 590
 591         if (!layout_valid(&lw)) return;
 592
 593         fd = layout_image_get_fd(lw);
 594         if (fd) layout_set_fd(lw, fd);
 595 }
 596
 597 static gboolean li_check_if_current_path(LayoutWindow *lw, const gchar *path)
 598 {
 599         gchar *dirname;
 600         gboolean ret;
 601
 602         if (!path || !layout_valid(&lw) || !lw->dir_fd) return FALSE;
 603
 604         dirname = g_path_get_dirname(path);
 605         ret = (strcmp(lw->dir_fd->path, dirname) == 0);
 606         g_free(dirname);
 607         return ret;
 608 }
 609
 610 static void layout_image_popup_menu_destroy_cb(GtkWidget *widget, gpointer data)
 611 {
 612         GList *editmenu_fd_list = data;
 613
 614         filelist_free(editmenu_fd_list);
 615 }
 616
 617 static GList *layout_image_get_fd_list(LayoutWindow *lw)
 618 {
 619         GList *list = NULL;
 620         FileData *fd = layout_image_get_fd(lw);
 621
 622         if (fd)
 623                 {
 624                 if (lw->vf)
 625                         /* optionally include sidecars if the filelist entry is not expanded */
 626                         list = vf_selection_get_one(lw->vf, fd);
 627                 else
 628                         list = g_list_append(NULL, file_data_ref(fd));
 629                 }
 630
 631         return list;
 632 }
 633
 634 /**
 635  * @brief Add file selection list to a collection
 636  * @param[in] widget
 637  * @param[in] data Index to the collection list menu item selected, or -1 for new collection
 638  *
 639  *
 640  */
 641 static void layout_pop_menu_collections_cb(GtkWidget *widget, gpointer data)
 642 {
 643         LayoutWindow *lw;
 644         GList *selection_list = NULL;
 645
 646         lw = submenu_item_get_data(widget);
 647         selection_list = g_list_append(selection_list, layout_image_get_fd(lw));
 648         pop_menu_collections(selection_list, data);
 649
 650         filelist_free(selection_list);
 651 }
 652
 653 static GtkWidget *layout_image_pop_menu(LayoutWindow *lw)
 654 {
 655         GtkWidget *menu;
 656         GtkWidget *item;
 657         GtkWidget *submenu;
 658         const gchar *path;
 659         gboolean fullscreen;
 660         GList *editmenu_fd_list;
 661
 662         path = layout_image_get_path(lw);
 663         fullscreen = layout_image_full_screen_active(lw);
 664
 665         menu = popup_menu_short_lived();
 666
 667         menu_item_add_stock(menu, _("Zoom _in"), GTK_STOCK_ZOOM_IN, G_CALLBACK(li_pop_menu_zoom_in_cb), lw);
 668         menu_item_add_stock(menu, _("Zoom _out"), GTK_STOCK_ZOOM_OUT, G_CALLBACK(li_pop_menu_zoom_out_cb), lw);
 669         menu_item_add_stock(menu, _("Zoom _1:1"), GTK_STOCK_ZOOM_100, G_CALLBACK(li_pop_menu_zoom_1_1_cb), lw);
 670         menu_item_add_stock(menu, _("Fit image to _window"), GTK_STOCK_ZOOM_FIT, G_CALLBACK(li_pop_menu_zoom_fit_cb), lw);
 671         menu_item_add_divider(menu);
 672
 673         editmenu_fd_list = layout_image_get_fd_list(lw);
 674         g_signal_connect(G_OBJECT(menu), "destroy",
 675                          G_CALLBACK(layout_image_popup_menu_destroy_cb), editmenu_fd_list);
 676         submenu = submenu_add_edit(menu, &item, G_CALLBACK(li_pop_menu_edit_cb), lw, editmenu_fd_list);
 677         if (!path) gtk_widget_set_sensitive(item, FALSE);
 678         menu_item_add_divider(submenu);
 679 #if !GTK_CHECK_VERSION(3,0,0)
 680         menu_item_add(submenu, _("Set as _wallpaper"), G_CALLBACK(li_pop_menu_wallpaper_cb), lw);
 681 #endif
 682         item = submenu_add_alter(menu, G_CALLBACK(li_pop_menu_alter_cb), lw);
 683
 684         item = menu_item_add_stock(menu, _("View in _new window"), GTK_STOCK_NEW, G_CALLBACK(li_pop_menu_new_cb), lw);
 685         if (!path || fullscreen) gtk_widget_set_sensitive(item, FALSE);
 686
 687         item = menu_item_add(menu, _("_Go to directory view"), G_CALLBACK(li_set_layout_path_cb), lw);
 688         if (!path || li_check_if_current_path(lw, path)) gtk_widget_set_sensitive(item, FALSE);
 689
 690         menu_item_add_divider(menu);
 691
 692         item = menu_item_add_stock(menu, _("_Copy..."), GTK_STOCK_COPY, G_CALLBACK(li_pop_menu_copy_cb), lw);
 693         if (!path) gtk_widget_set_sensitive(item, FALSE);
 694         item = menu_item_add(menu, _("_Move..."), G_CALLBACK(li_pop_menu_move_cb), lw);
 695         if (!path) gtk_widget_set_sensitive(item, FALSE);
 696         item = menu_item_add(menu, _("_Rename..."), G_CALLBACK(li_pop_menu_rename_cb), lw);
 697         if (!path) gtk_widget_set_sensitive(item, FALSE);
 698         item = menu_item_add(menu, _("_Copy path"), G_CALLBACK(li_pop_menu_copy_path_cb), lw);
 699         if (!path) gtk_widget_set_sensitive(item, FALSE);
 700         item = menu_item_add_stock(menu, _("_Delete..."), GTK_STOCK_DELETE, G_CALLBACK(li_pop_menu_delete_cb), lw);
 701         if (!path) gtk_widget_set_sensitive(item, FALSE);
 702         menu_item_add_divider(menu);
 703
 704         submenu = submenu_add_collections(menu, &item,
 705                                 G_CALLBACK(layout_pop_menu_collections_cb), lw);
 706         gtk_widget_set_sensitive(item, TRUE);
 707         menu_item_add_divider(menu);
 708
 709         if (layout_image_slideshow_active(lw))
 710                 {
 711                 menu_item_add(menu, _("_Stop slideshow"), G_CALLBACK(li_pop_menu_slide_stop_cb), lw);
 712                 if (layout_image_slideshow_paused(lw))
 713                         {
 714                         item = menu_item_add(menu, _("Continue slides_how"),
 715                                              G_CALLBACK(li_pop_menu_slide_pause_cb), lw);
 716                         }
 717                 else
 718                         {
 719                         item = menu_item_add(menu, _("Pause slides_how"),
 720                                              G_CALLBACK(li_pop_menu_slide_pause_cb), lw);
 721                         }
 722                 }
 723         else
 724                 {
 725                 menu_item_add(menu, _("_Start slideshow"), G_CALLBACK(li_pop_menu_slide_start_cb), lw);
 726                 item = menu_item_add(menu, _("Pause slides_how"), G_CALLBACK(li_pop_menu_slide_pause_cb), lw);
 727                 gtk_widget_set_sensitive(item, FALSE);
 728                 }
 729
 730         if (!fullscreen)
 731                 {
 732                 menu_item_add(menu, _("_Full screen"), G_CALLBACK(li_pop_menu_full_screen_cb), lw);
 733                 }
 734         else
 735                 {
 736                 menu_item_add(menu, _("Exit _full screen"), G_CALLBACK(li_pop_menu_full_screen_cb), lw);
 737                 }
 738
 739         menu_item_add_check(menu, _("_Animate"), lw->options.animate, G_CALLBACK(li_pop_menu_animate_cb), lw);
 740
 741         menu_item_add_divider(menu);
 742
 743         item = menu_item_add_check(menu, _("Hide file _list"), lw->options.tools_hidden,
 744                                    G_CALLBACK(li_pop_menu_hide_cb), lw);
 745         if (fullscreen) gtk_widget_set_sensitive(item, FALSE);
 746
 747         return menu;
 748 }
 749
 750 static void layout_image_menu_pos_cb(GtkMenu *menu, gint *x, gint *y, gboolean *push_in, gpointer data)
 751 {
 752         LayoutWindow *lw = data;
 753
 754         gdk_window_get_origin(gtk_widget_get_window(lw->image->pr), x, y);
 755         popup_menu_position_clamp(menu, x, y, 0);
 756 }
 757
 758 void layout_image_menu_popup(LayoutWindow *lw)
 759 {
 760         GtkWidget *menu;
 761
 762         menu = layout_image_pop_menu(lw);
 763         gtk_menu_popup(GTK_MENU(menu), NULL, NULL, layout_image_menu_pos_cb, lw, 0, GDK_CURRENT_TIME);
 764 }
 765
 766 /*
 767  *----------------------------------------------------------------------------
 768  * dnd
 769  *----------------------------------------------------------------------------
 770  */
 771
 772 static void layout_image_dnd_receive(GtkWidget *widget, GdkDragContext *context,
 773                                      gint x, gint y,
 774                                      GtkSelectionData *selection_data, guint info,
 775                                      guint time, gpointer data)
 776 {
 777         LayoutWindow *lw = data;
 778         gint i;
 779
 780
 781         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
 782                 {
 783                 if (lw->split_images[i] && lw->split_images[i]->pr == widget)
 784                         break;
 785                 }
 786         if (i < MAX_SPLIT_IMAGES)
 787                 {
 788                 DEBUG_1("dnd image activate %d", i);
 789                 layout_image_activate(lw, i, FALSE);
 790                 }
 791
 792
 793         if (info == TARGET_URI_LIST || info == TARGET_APP_COLLECTION_MEMBER)
 794                 {
 795                 CollectionData *source;
 796                 GList *list;
 797                 GList *info_list;
 798
 799                 if (info == TARGET_URI_LIST)
 800                         {
 801                         list = uri_filelist_from_gtk_selection_data(selection_data);
 802                         source = NULL;
 803                         info_list = NULL;
 804                         }
 805                 else
 806                         {
 807                         source = collection_from_dnd_data((gchar *)gtk_selection_data_get_data(selection_data), &list, &info_list);
 808                         }
 809
 810                 if (list)
 811                         {
 812                         FileData *fd = list->data;
 813
 814                         if (isfile(fd->path))
 815                                 {
 816                                 gchar *base;
 817                                 gint row;
 818                                 FileData *dir_fd;
 819
 820                                 base = remove_level_from_path(fd->path);
 821                                 dir_fd = file_data_new_dir(base);
 822                                 if (dir_fd != lw->dir_fd)
 823                                         {
 824                                         layout_set_fd(lw, dir_fd);
 825                                         }
 826                                 file_data_unref(dir_fd);
 827                                 g_free(base);
 828
 829                                 row = layout_list_get_index(lw, fd);
 830                                 if (source && info_list)
 831                                         {
 832                                         layout_image_set_collection(lw, source, info_list->data);
 833                                         }
 834                                 else if (row == -1)
 835                                         {
 836                                         layout_image_set_fd(lw, fd);
 837                                         }
 838                                 else
 839                                         {
 840                                         layout_image_set_index(lw, row);
 841                                         }
 842                                 }
 843                         else if (isdir(fd->path))
 844                                 {
 845                                 layout_set_fd(lw, fd);
 846                                 layout_image_set_fd(lw, NULL);
 847                                 }
 848                         }
 849
 850                 filelist_free(list);
 851                 g_list_free(info_list);
 852                 }
 853 }
 854
 855 static void layout_image_dnd_get(GtkWidget *widget, GdkDragContext *context,
 856                                  GtkSelectionData *selection_data, guint info,
 857                                  guint time, gpointer data)
 858 {
 859         LayoutWindow *lw = data;
 860         FileData *fd;
 861         gint i;
 862
 863
 864         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
 865                 {
 866                 if (lw->split_images[i] && lw->split_images[i]->pr == widget)
 867                         break;
 868                 }
 869         if (i < MAX_SPLIT_IMAGES)
 870                 {
 871                 DEBUG_1("dnd get from %d", i);
 872                 fd = image_get_fd(lw->split_images[i]);
 873                 }
 874         else
 875                 fd = layout_image_get_fd(lw);
 876
 877         if (fd)
 878                 {
 879                 GList *list;
 880
 881                 list = g_list_append(NULL, fd);
 882                 uri_selection_data_set_uris_from_filelist(selection_data, list);
 883                 g_list_free(list);
 884                 }
 885         else
 886                 {
 887                 gtk_selection_data_set(selection_data, gtk_selection_data_get_target(selection_data),
 888                                        8, NULL, 0);
 889                 }
 890 }
 891
 892 static void layout_image_dnd_end(GtkWidget *widget, GdkDragContext *context, gpointer data)
 893 {
 894         LayoutWindow *lw = data;
 895         if (gdk_drag_context_get_selected_action(context) == GDK_ACTION_MOVE)
 896                 {
 897                 FileData *fd;
 898                 gint row;
 899
 900                 fd = layout_image_get_fd(lw);
 901                 row = layout_list_get_index(lw, fd);
 902                 if (row < 0) return;
 903
 904                 if (!isfile(fd->path))
 905                         {
 906                         if ((guint) row < layout_list_count(lw, NULL) - 1)
 907                                 {
 908                                 layout_image_next(lw);
 909                                 }
 910                         else
 911                                 {
 912                                 layout_image_prev(lw);
 913                                 }
 914                         }
 915                 layout_refresh(lw);
 916                 }
 917 }
 918
 919 static void layout_image_dnd_init(LayoutWindow *lw, gint i)
 920 {
 921         ImageWindow *imd = lw->split_images[i];
 922
 923         gtk_drag_source_set(imd->pr, GDK_BUTTON2_MASK,
 924                             dnd_file_drag_types, dnd_file_drag_types_count,
 925                             GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
 926         g_signal_connect(G_OBJECT(imd->pr), "drag_data_get",
 927                          G_CALLBACK(layout_image_dnd_get), lw);
 928         g_signal_connect(G_OBJECT(imd->pr), "drag_end",
 929                          G_CALLBACK(layout_image_dnd_end), lw);
 930
 931         gtk_drag_dest_set(imd->pr,
 932                           GTK_DEST_DEFAULT_MOTION | GTK_DEST_DEFAULT_DROP,
 933                           dnd_file_drop_types, dnd_file_drop_types_count,
 934                           GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
 935         g_signal_connect(G_OBJECT(imd->pr), "drag_data_received",
 936                          G_CALLBACK(layout_image_dnd_receive), lw);
 937 }
 938
 939
 940 /*
 941  *----------------------------------------------------------------------------
 942  * misc
 943  *----------------------------------------------------------------------------
 944  */
 945
 946 void layout_image_to_root(LayoutWindow *lw)
 947 {
 948         image_to_root_window(lw->image, (image_zoom_get(lw->image) == 0));
 949 }
 950
 951 /*
 952  *----------------------------------------------------------------------------
 953  * manipulation + accessors
 954  *----------------------------------------------------------------------------
 955  */
 956
 957 void layout_image_scroll(LayoutWindow *lw, gint x, gint y, gboolean connect_scroll)
 958 {
 959         gdouble dx, dy;
 960         gint width, height, i;
 961         if (!layout_valid(&lw)) return;
 962
 963         image_scroll(lw->image, x, y);
 964
 965         if (lw->full_screen && lw->image != lw->full_screen->imd)
 966                 {
 967                 image_scroll(lw->full_screen->imd, x, y);
 968                 }
 969
 970         if (!connect_scroll) return;
 971
 972         image_get_image_size(lw->image, &width, &height);
 973         dx = (gdouble) x / width;
 974         dy = (gdouble) y / height;
 975
 976         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
 977                 {
 978                 if (lw->split_images[i] && lw->split_images[i] != lw->image)
 979                         {
 980                         gdouble sx, sy;
 981                         image_get_scroll_center(lw->split_images[i], &sx, &sy);
 982                         sx += dx;
 983                         sy += dy;
 984                         image_set_scroll_center(lw->split_images[i], sx, sy);
 985                         }
 986                 }
 987
 988 }
 989
 990 void layout_image_zoom_adjust(LayoutWindow *lw, gdouble increment, gboolean connect_zoom)
 991 {
 992         gint i;
 993         if (!layout_valid(&lw)) return;
 994
 995         image_zoom_adjust(lw->image, increment);
 996
 997         if (lw->full_screen && lw->image != lw->full_screen->imd)
 998                 {
 999                 image_zoom_adjust(lw->full_screen->imd, increment);
1000                 }
1001
1002         if (!connect_zoom) return;
1003
1004         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
1005                 {
1006                 if (lw->split_images[i] && lw->split_images[i] != lw->image)
1007                         image_zoom_adjust(lw->split_images[i], increment); ;
1008                 }
1009 }
1010
1011 void layout_image_zoom_adjust_at_point(LayoutWindow *lw, gdouble increment, gint x, gint y, gboolean connect_zoom)
1012 {
1013         gint i;
1014         if (!layout_valid(&lw)) return;
1015
1016         image_zoom_adjust_at_point(lw->image, increment, x, y);
1017
1018         if (lw->full_screen && lw->image != lw->full_screen->imd)
1019                 {
1020                 image_zoom_adjust_at_point(lw->full_screen->imd, increment, x, y);
1021                 }
1022         if (!connect_zoom && !lw->split_mode) return;
1023
1024         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
1025                 {
1026                 if (lw->split_images[i] && lw->split_images[i] != lw->image &&
1027                                                 lw->split_images[i]->mouse_wheel_mode)
1028                         image_zoom_adjust_at_point(lw->split_images[i], increment, x, y);
1029                 }
1030 }
1031
1032 void layout_image_zoom_set(LayoutWindow *lw, gdouble zoom, gboolean connect_zoom)
1033 {
1034         gint i;
1035         if (!layout_valid(&lw)) return;
1036
1037         image_zoom_set(lw->image, zoom);
1038
1039         if (lw->full_screen && lw->image != lw->full_screen->imd)
1040                 {
1041                 image_zoom_set(lw->full_screen->imd, zoom);
1042                 }
1043
1044         if (!connect_zoom) return;
1045
1046         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
1047                 {
1048                 if (lw->split_images[i] && lw->split_images[i] != lw->image)
1049                         image_zoom_set(lw->split_images[i], zoom);
1050                 }
1051 }
1052
1053 void layout_image_zoom_set_fill_geometry(LayoutWindow *lw, gboolean vertical, gboolean connect_zoom)
1054 {
1055         gint i;
1056         if (!layout_valid(&lw)) return;
1057
1058         image_zoom_set_fill_geometry(lw->image, vertical);
1059
1060         if (lw->full_screen && lw->image != lw->full_screen->imd)
1061                 {
1062                 image_zoom_set_fill_geometry(lw->full_screen->imd, vertical);
1063                 }
1064
1065         if (!connect_zoom) return;
1066
1067         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
1068                 {
1069                 if (lw->split_images[i] && lw->split_images[i] != lw->image)
1070                         image_zoom_set_fill_geometry(lw->split_images[i], vertical);
1071                 }
1072 }
1073
1074 void layout_image_alter_orientation(LayoutWindow *lw, AlterType type)
1075 {
1076         if (!layout_valid(&lw)) return;
1077
1078         GtkTreeModel *store;
1079         GList *work;
1080         GtkTreeSelection *selection;
1081         GtkTreePath *tpath;
1082         FileData *fd_n;
1083         GtkTreeIter iter;
1084
1085         if (!lw || !lw->vf) return;
1086
1087         if (lw->vf->type == FILEVIEW_ICON)
1088                 {
1089                 if (!VFICON(lw->vf)->selection) return;
1090                 work = VFICON(lw->vf)->selection;
1091                 }
1092         else
1093                 {
1094                 selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(lw->vf->listview));
1095                 work = gtk_tree_selection_get_selected_rows(selection, &store);
1096                 }
1097
1098         while (work)
1099                 {
1100                 if (lw->vf->type == FILEVIEW_ICON)
1101                         {
1102                         fd_n = work->data;
1103                         work = work->next;
1104                         }
1105                 else
1106                         {
1107                         tpath = work->data;
1108                         gtk_tree_model_get_iter(store, &iter, tpath);
1109                         gtk_tree_model_get(store, &iter, FILE_COLUMN_POINTER, &fd_n, -1);
1110                         work = work->next;
1111                         }
1112
1113                 image_alter_orientation(lw->image, fd_n, type);
1114                 }
1115 }
1116
1117 static void image_alter_rating(FileData *fd_n, const gchar *rating)
1118 {
1119         metadata_write_string(fd_n, RATING_KEY, rating);
1120 }
1121
1122 void layout_image_rating(LayoutWindow *lw, const gchar *rating)
1123 {
1124         if (!layout_valid(&lw)) return;
1125
1126         GtkTreeModel *store;
1127         GList *work;
1128         GtkTreeSelection *selection;
1129         GtkTreePath *tpath;
1130         FileData *fd_n;
1131         GtkTreeIter iter;
1132
1133         if (!lw || !lw->vf) return;
1134
1135         if (lw->vf->type == FILEVIEW_ICON)
1136                 {
1137                 if (!VFICON(lw->vf)->selection) return;
1138                 work = VFICON(lw->vf)->selection;
1139                 }
1140         else
1141                 {
1142                 selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(lw->vf->listview));
1143                 work = gtk_tree_selection_get_selected_rows(selection, &store);
1144                 }
1145
1146         while (work)
1147                 {
1148                 if (lw->vf->type == FILEVIEW_ICON)
1149                         {
1150                         fd_n = work->data;
1151                         work = work->next;
1152                         }
1153                 else
1154                         {
1155                         tpath = work->data;
1156                         gtk_tree_model_get_iter(store, &iter, tpath);
1157                         gtk_tree_model_get(store, &iter, FILE_COLUMN_POINTER, &fd_n, -1);
1158                         work = work->next;
1159                         }
1160
1161                 image_alter_rating(fd_n, rating);
1162                 }
1163 }
1164
1165 void layout_image_reset_orientation(LayoutWindow *lw)
1166 {
1167         ImageWindow *imd= lw->image;
1168
1169         if (!layout_valid(&lw)) return;
1170         if (!imd || !imd->pr || !imd->image_fd) return;
1171
1172         if (imd->orientation < 1 || imd->orientation > 8) imd->orientation = 1;
1173
1174         if (options->image.exif_rotate_enable)
1175                 {
1176                 imd->orientation = metadata_read_int(imd->image_fd, ORIENTATION_KEY, EXIF_ORIENTATION_TOP_LEFT);
1177                 }
1178         else
1179                 {
1180                 imd->orientation = 1;
1181                 }
1182
1183         if (imd->image_fd->user_orientation != 0)
1184                 {
1185                  imd->orientation = imd->image_fd->user_orientation;
1186                 }
1187
1188         pixbuf_renderer_set_orientation((PixbufRenderer *)imd->pr, imd->orientation);
1189 }
1190
1191 void layout_image_set_desaturate(LayoutWindow *lw, gboolean desaturate)
1192 {
1193         if (!layout_valid(&lw)) return;
1194
1195         image_set_desaturate(lw->image, desaturate);
1196 }
1197
1198 gboolean layout_image_get_desaturate(LayoutWindow *lw)
1199 {
1200         if (!layout_valid(&lw)) return FALSE;
1201
1202         return image_get_desaturate(lw->image);
1203 }
1204
1205 /* stereo */
1206 /*
1207 gint layout_image_stereo_get(LayoutWindow *lw)
1208 {
1209         if (!layout_valid(&lw)) return 0;
1210
1211         return image_stereo_get(lw->image);
1212 }
1213
1214 void layout_image_stereo_set(LayoutWindow *lw, gint stereo_mode)
1215 {
1216         if (!layout_valid(&lw)) return;
1217
1218         image_stereo_set(lw->image, stereo_mode);
1219 }
1220 void layout_image_stereo_swap(LayoutWindow *lw)
1221 {
1222         if (!layout_valid(&lw)) return;
1223
1224         image_stereo_swap(lw->image);
1225 }
1226 */
1227
1228 gint layout_image_stereo_pixbuf_get(LayoutWindow *lw)
1229 {
1230         if (!layout_valid(&lw)) return 0;
1231
1232         return image_stereo_pixbuf_get(lw->image);
1233 }
1234
1235 void layout_image_stereo_pixbuf_set(LayoutWindow *lw, gint stereo_mode)
1236 {
1237         if (!layout_valid(&lw)) return;
1238
1239         image_stereo_pixbuf_set(lw->image, stereo_mode);
1240 }
1241
1242 const gchar *layout_image_get_path(LayoutWindow *lw)
1243 {
1244         if (!layout_valid(&lw)) return NULL;
1245
1246         return image_get_path(lw->image);
1247 }
1248
1249 const gchar *layout_image_get_name(LayoutWindow *lw)
1250 {
1251         if (!layout_valid(&lw)) return NULL;
1252
1253         return image_get_name(lw->image);
1254 }
1255
1256 FileData *layout_image_get_fd(LayoutWindow *lw)
1257 {
1258         if (!layout_valid(&lw)) return NULL;
1259
1260         return image_get_fd(lw->image);
1261 }
1262
1263 CollectionData *layout_image_get_collection(LayoutWindow *lw, CollectInfo **info)
1264 {
1265         if (!layout_valid(&lw)) return NULL;
1266
1267         return image_get_collection(lw->image, info);
1268 }
1269
1270 gint layout_image_get_index(LayoutWindow *lw)
1271 {
1272         return layout_list_get_index(lw, image_get_fd(lw->image));
1273 }
1274
1275 /*
1276  *----------------------------------------------------------------------------
1277  * image changers
1278  *----------------------------------------------------------------------------
1279  */
1280
1281 void layout_image_set_fd(LayoutWindow *lw, FileData *fd)
1282 {
1283         if (!layout_valid(&lw)) return;
1284
1285         image_change_fd(lw->image, fd, image_zoom_get_default(lw->image));
1286
1287         if (lw->full_screen && lw->image != lw->full_screen->imd)
1288                 {
1289                 image_change_fd(lw->full_screen->imd, fd, image_zoom_get_default(lw->full_screen->imd));
1290                 }
1291
1292
1293         layout_list_sync_fd(lw, fd);
1294         layout_image_slideshow_continue_check(lw);
1295         layout_bars_new_image(lw);
1296         layout_image_animate_new_file(lw);
1297 }
1298
1299 void layout_image_set_with_ahead(LayoutWindow *lw, FileData *fd, FileData *read_ahead_fd)
1300 {
1301         if (!layout_valid(&lw)) return;
1302
1303 /*
1304 This should be handled at the caller: in vflist_select_image
1305         if (path)
1306                 {
1307                 const gchar *old_path;
1308
1309                 old_path = layout_image_get_path(lw);
1310                 if (old_path && strcmp(path, old_path) == 0) return;
1311                 }
1312 */
1313         layout_image_set_fd(lw, fd);
1314         if (options->image.enable_read_ahead) image_prebuffer_set(lw->image, read_ahead_fd);
1315 }
1316
1317 void layout_image_set_index(LayoutWindow *lw, gint index)
1318 {
1319         FileData *fd;
1320         FileData *read_ahead_fd;
1321         gint old;
1322
1323         if (!layout_valid(&lw)) return;
1324
1325         old = layout_list_get_index(lw, layout_image_get_fd(lw));
1326         fd = layout_list_get_fd(lw, index);
1327
1328         if (old > index)
1329                 {
1330                 read_ahead_fd = layout_list_get_fd(lw, index - 1);
1331                 }
1332         else
1333                 {
1334                 read_ahead_fd = layout_list_get_fd(lw, index + 1);
1335                 }
1336
1337         if (layout_selection_count(lw, 0) > 1)
1338                 {
1339                 GList *x = layout_selection_list_by_index(lw);
1340                 GList *y;
1341                 GList *last;
1342
1343                 for (last = y = x; y; y = y->next)
1344                         last = y;
1345                 for (y = x; y && (GPOINTER_TO_INT(y->data)) != index; y = y->next)
1346                         ;
1347
1348                 if (y)
1349                         {
1350                         gint newindex;
1351
1352                         if ((index > old && (index != GPOINTER_TO_INT(last->data) || old != GPOINTER_TO_INT(x->data)))
1353                             || (old == GPOINTER_TO_INT(last->data) && index == GPOINTER_TO_INT(x->data)))
1354                                 {
1355                                 if (y->next)
1356                                         newindex = GPOINTER_TO_INT(y->next->data);
1357                                 else
1358                                         newindex = GPOINTER_TO_INT(x->data);
1359                                 }
1360                         else
1361                                 {
1362                                 if (y->prev)
1363                                         newindex = GPOINTER_TO_INT(y->prev->data);
1364                                 else
1365                                         newindex = GPOINTER_TO_INT(last->data);
1366                                 }
1367
1368                         read_ahead_fd = layout_list_get_fd(lw, newindex);
1369                         }
1370
1371                 while (x)
1372                         x = g_list_remove(x, x->data);
1373                 }
1374
1375         layout_image_set_with_ahead(lw, fd, read_ahead_fd);
1376 }
1377
1378 static void layout_image_set_collection_real(LayoutWindow *lw, CollectionData *cd, CollectInfo *info, gboolean forward)
1379 {
1380         if (!layout_valid(&lw)) return;
1381
1382         image_change_from_collection(lw->image, cd, info, image_zoom_get_default(lw->image));
1383         if (options->image.enable_read_ahead)
1384                 {
1385                 CollectInfo *r_info;
1386                 if (forward)
1387                         {
1388                         r_info = collection_next_by_info(cd, info);
1389                         if (!r_info) r_info = collection_prev_by_info(cd, info);
1390                         }
1391                 else
1392                         {
1393                         r_info = collection_prev_by_info(cd, info);
1394                         if (!r_info) r_info = collection_next_by_info(cd, info);
1395                         }
1396                 if (r_info) image_prebuffer_set(lw->image, r_info->fd);
1397                 }
1398
1399         layout_image_slideshow_continue_check(lw);
1400         layout_bars_new_image(lw);
1401 }
1402
1403 void layout_image_set_collection(LayoutWindow *lw, CollectionData *cd, CollectInfo *info)
1404 {
1405         layout_image_set_collection_real(lw, cd, info, TRUE);
1406         layout_list_sync_fd(lw, layout_image_get_fd(lw));
1407 }
1408
1409 void layout_image_refresh(LayoutWindow *lw)
1410 {
1411         if (!layout_valid(&lw)) return;
1412
1413         image_reload(lw->image);
1414 }
1415
1416 void layout_image_color_profile_set(LayoutWindow *lw,
1417                                     gint input_type,
1418                                     gboolean use_image)
1419 {
1420         if (!layout_valid(&lw)) return;
1421
1422         image_color_profile_set(lw->image, input_type, use_image);
1423 }
1424
1425 gboolean layout_image_color_profile_get(LayoutWindow *lw,
1426                                         gint *input_type,
1427                                         gboolean *use_image)
1428 {
1429         if (!layout_valid(&lw)) return FALSE;
1430
1431         return image_color_profile_get(lw->image, input_type, use_image);
1432 }
1433
1434 void layout_image_color_profile_set_use(LayoutWindow *lw, gboolean enable)
1435 {
1436         if (!layout_valid(&lw)) return;
1437
1438         image_color_profile_set_use(lw->image, enable);
1439 }
1440
1441 gboolean layout_image_color_profile_get_use(LayoutWindow *lw)
1442 {
1443         if (!layout_valid(&lw)) return FALSE;
1444
1445         return image_color_profile_get_use(lw->image);
1446 }
1447
1448 gboolean layout_image_color_profile_get_status(LayoutWindow *lw, gchar **image_profile, gchar **screen_profile)
1449 {
1450         if (!layout_valid(&lw)) return FALSE;
1451
1452         return image_color_profile_get_status(lw->image, image_profile, screen_profile);
1453 }
1454
1455 /*
1456  *----------------------------------------------------------------------------
1457  * list walkers
1458  *----------------------------------------------------------------------------
1459  */
1460
1461 void layout_image_next(LayoutWindow *lw)
1462 {
1463         gint current;
1464         CollectionData *cd;
1465         CollectInfo *info;
1466
1467         if (!layout_valid(&lw)) return;
1468
1469         if (layout_image_slideshow_active(lw))
1470                 {
1471                 layout_image_slideshow_next(lw);
1472                 return;
1473                 }
1474
1475         if (layout_selection_count(lw, 0) > 1)
1476                 {
1477                 GList *x = layout_selection_list_by_index(lw);
1478                 gint old = layout_list_get_index(lw, layout_image_get_fd(lw));
1479                 GList *y;
1480
1481                 for (y = x; y && (GPOINTER_TO_INT(y->data)) != old; y = y->next)
1482                         ;
1483                 if (y)
1484                         {
1485                         if (y->next)
1486                                 layout_image_set_index(lw, GPOINTER_TO_INT(y->next->data));
1487                         else
1488                                 layout_image_set_index(lw, GPOINTER_TO_INT(x->data));
1489                         }
1490                 while (x)
1491                         x = g_list_remove(x, x->data);
1492                 if (y) /* not dereferenced */
1493                         return;
1494                 }
1495
1496         cd = image_get_collection(lw->image, &info);
1497
1498         if (cd && info)
1499                 {
1500                 info = collection_next_by_info(cd, info);
1501                 if (info)
1502                         {
1503                         layout_image_set_collection_real(lw, cd, info, TRUE);
1504                         }
1505                 else
1506                         {
1507                         image_osd_icon(lw->image, IMAGE_OSD_LAST, -1);
1508                         }
1509                 return;
1510                 }
1511
1512         current = layout_image_get_index(lw);
1513
1514         if (current >= 0)
1515                 {
1516                 if ((guint) current < layout_list_count(lw, NULL) - 1)
1517                         {
1518                         layout_image_set_index(lw, current + 1);
1519                         }
1520                 else
1521                         {
1522                         image_osd_icon(lw->image, IMAGE_OSD_LAST, -1);
1523                         }
1524                 }
1525         else
1526                 {
1527                 layout_image_set_index(lw, 0);
1528                 }
1529 }
1530
1531 void layout_image_prev(LayoutWindow *lw)
1532 {
1533         gint current;
1534         CollectionData *cd;
1535         CollectInfo *info;
1536
1537         if (!layout_valid(&lw)) return;
1538
1539         if (layout_image_slideshow_active(lw))
1540                 {
1541                 layout_image_slideshow_prev(lw);
1542                 return;
1543                 }
1544
1545         if (layout_selection_count(lw, 0) > 1)
1546                 {
1547                 GList *x = layout_selection_list_by_index(lw);
1548                 gint old = layout_list_get_index(lw, layout_image_get_fd(lw));
1549                 GList *y;
1550                 GList *last;
1551
1552                 for (last = y = x; y; y = y->next)
1553                         last = y;
1554                 for (y = x; y && (GPOINTER_TO_INT(y->data)) != old; y = y->next)
1555                         ;
1556                 if (y)
1557                         {
1558                         if (y->prev)
1559                                 layout_image_set_index(lw, GPOINTER_TO_INT(y->prev->data));
1560                         else
1561                                 layout_image_set_index(lw, GPOINTER_TO_INT(last->data));
1562                         }
1563                 while (x)
1564                         x = g_list_remove(x, x->data);
1565                 if (y) /* not dereferenced */
1566                         return;
1567                 }
1568
1569         cd = image_get_collection(lw->image, &info);
1570
1571         if (cd && info)
1572                 {
1573                 info = collection_prev_by_info(cd, info);
1574                 if (info)
1575                         {
1576                         layout_image_set_collection_real(lw, cd, info, FALSE);
1577                         }
1578                 else
1579                         {
1580                         image_osd_icon(lw->image, IMAGE_OSD_FIRST, -1);
1581                         }
1582                 return;
1583                 }
1584
1585         current = layout_image_get_index(lw);
1586
1587         if (current >= 0)
1588                 {
1589                 if (current > 0)
1590                         {
1591                         layout_image_set_index(lw, current - 1);
1592                         }
1593                 else
1594                         {
1595                         image_osd_icon(lw->image, IMAGE_OSD_FIRST, -1);
1596                         }
1597                 }
1598         else
1599                 {
1600                 layout_image_set_index(lw, layout_list_count(lw, NULL) - 1);
1601                 }
1602 }
1603
1604 void layout_image_first(LayoutWindow *lw)
1605 {
1606         gint current;
1607         CollectionData *cd;
1608         CollectInfo *info;
1609
1610         if (!layout_valid(&lw)) return;
1611
1612         cd = image_get_collection(lw->image, &info);
1613
1614         if (cd && info)
1615                 {
1616                 CollectInfo *new;
1617                 new = collection_get_first(cd);
1618                 if (new != info) layout_image_set_collection_real(lw, cd, new, TRUE);
1619                 return;
1620                 }
1621
1622         current = layout_image_get_index(lw);
1623         if (current != 0 && layout_list_count(lw, NULL) > 0)
1624                 {
1625                 layout_image_set_index(lw, 0);
1626                 }
1627 }
1628
1629 void layout_image_last(LayoutWindow *lw)
1630 {
1631         gint current;
1632         gint count;
1633         CollectionData *cd;
1634         CollectInfo *info;
1635
1636         if (!layout_valid(&lw)) return;
1637
1638         cd = image_get_collection(lw->image, &info);
1639
1640         if (cd && info)
1641                 {
1642                 CollectInfo *new;
1643                 new = collection_get_last(cd);
1644                 if (new != info) layout_image_set_collection_real(lw, cd, new, FALSE);
1645                 return;
1646                 }
1647
1648         current = layout_image_get_index(lw);
1649         count = layout_list_count(lw, NULL);
1650         if (current != count - 1 && count > 0)
1651                 {
1652                 layout_image_set_index(lw, count - 1);
1653                 }
1654 }
1655
1656 /*
1657  *----------------------------------------------------------------------------
1658  * mouse callbacks
1659  *----------------------------------------------------------------------------
1660  */
1661
1662 static gint image_idx(LayoutWindow *lw, ImageWindow *imd)
1663 {
1664         gint i;
1665
1666         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
1667                 {
1668                 if (lw->split_images[i] == imd)
1669                         break;
1670                 }
1671         if (i < MAX_SPLIT_IMAGES)
1672                 {
1673                 return i;
1674                 }
1675         return -1;
1676 }
1677
1678 static void layout_image_focus_in_cb(ImageWindow *imd, gpointer data)
1679 {
1680         LayoutWindow *lw = data;
1681
1682         gint i = image_idx(lw, imd);
1683
1684         if (i != -1)
1685                 {
1686                 DEBUG_1("image activate focus_in %d", i);
1687                 layout_image_activate(lw, i, FALSE);
1688                 }
1689 }
1690
1691
1692 static void layout_image_button_cb(ImageWindow *imd, GdkEventButton *event, gpointer data)
1693 {
1694         LayoutWindow *lw = data;
1695         GtkWidget *menu;
1696         FileData *dir_fd;
1697
1698         switch (event->button)
1699                 {
1700                 case MOUSE_BUTTON_LEFT:
1701                         if (options->image_lm_click_nav && lw->split_mode == SPLIT_NONE)
1702                                 layout_image_next(lw);
1703                         break;
1704                 case MOUSE_BUTTON_MIDDLE:
1705                         if (options->image_lm_click_nav && lw->split_mode == SPLIT_NONE)
1706                                 layout_image_prev(lw);
1707                         break;
1708                 case MOUSE_BUTTON_RIGHT:
1709                         menu = layout_image_pop_menu(lw);
1710                         if (imd == lw->image)
1711                                 {
1712                                 g_object_set_data(G_OBJECT(menu), "click_parent", imd->widget);
1713                                 }
1714                         gtk_menu_popup(GTK_MENU(menu), NULL, NULL, NULL, NULL, 3, event->time);
1715                         break;
1716                 case MOUSE_BUTTON_BACK:
1717                         dir_fd = file_data_new_dir(history_chain_back());
1718                         layout_set_fd(lw, dir_fd);
1719                         file_data_unref(dir_fd);
1720                         break;
1721                 case MOUSE_BUTTON_FORWARD:
1722                         dir_fd = file_data_new_dir(history_chain_forward());
1723                         layout_set_fd(lw, dir_fd);
1724                         file_data_unref(dir_fd);
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: */