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 static GtkWidget *layout_image_pop_menu(LayoutWindow *lw)
 646 {
 647         GtkWidget *menu;
 648         GtkWidget *item;
 649         GtkWidget *submenu;
 650         const gchar *path;
 651         gboolean fullscreen;
 652         GList *editmenu_fd_list;
 653
 654         path = layout_image_get_path(lw);
 655         fullscreen = layout_image_full_screen_active(lw);
 656
 657         menu = popup_menu_short_lived();
 658
 659         menu_item_add_stock(menu, _("Zoom _in"), GTK_STOCK_ZOOM_IN, G_CALLBACK(li_pop_menu_zoom_in_cb), lw);
 660         menu_item_add_stock(menu, _("Zoom _out"), GTK_STOCK_ZOOM_OUT, G_CALLBACK(li_pop_menu_zoom_out_cb), lw);
 661         menu_item_add_stock(menu, _("Zoom _1:1"), GTK_STOCK_ZOOM_100, G_CALLBACK(li_pop_menu_zoom_1_1_cb), lw);
 662         menu_item_add_stock(menu, _("Fit image to _window"), GTK_STOCK_ZOOM_FIT, G_CALLBACK(li_pop_menu_zoom_fit_cb), lw);
 663         menu_item_add_divider(menu);
 664
 665         editmenu_fd_list = layout_image_get_fd_list(lw);
 666         g_signal_connect(G_OBJECT(menu), "destroy",
 667                          G_CALLBACK(layout_image_popup_menu_destroy_cb), editmenu_fd_list);
 668         submenu = submenu_add_edit(menu, &item, G_CALLBACK(li_pop_menu_edit_cb), lw, editmenu_fd_list);
 669         if (!path) gtk_widget_set_sensitive(item, FALSE);
 670         menu_item_add_divider(submenu);
 671 #if !GTK_CHECK_VERSION(3,0,0)
 672         menu_item_add(submenu, _("Set as _wallpaper"), G_CALLBACK(li_pop_menu_wallpaper_cb), lw);
 673 #endif
 674         item = submenu_add_alter(menu, G_CALLBACK(li_pop_menu_alter_cb), lw);
 675
 676         item = menu_item_add_stock(menu, _("View in _new window"), GTK_STOCK_NEW, G_CALLBACK(li_pop_menu_new_cb), lw);
 677         if (!path || fullscreen) gtk_widget_set_sensitive(item, FALSE);
 678
 679         item = menu_item_add(menu, _("_Go to directory view"), G_CALLBACK(li_set_layout_path_cb), lw);
 680         if (!path || li_check_if_current_path(lw, path)) gtk_widget_set_sensitive(item, FALSE);
 681
 682         menu_item_add_divider(menu);
 683
 684         item = menu_item_add_stock(menu, _("_Copy..."), GTK_STOCK_COPY, G_CALLBACK(li_pop_menu_copy_cb), lw);
 685         if (!path) gtk_widget_set_sensitive(item, FALSE);
 686         item = menu_item_add(menu, _("_Move..."), G_CALLBACK(li_pop_menu_move_cb), lw);
 687         if (!path) gtk_widget_set_sensitive(item, FALSE);
 688         item = menu_item_add(menu, _("_Rename..."), G_CALLBACK(li_pop_menu_rename_cb), lw);
 689         if (!path) gtk_widget_set_sensitive(item, FALSE);
 690         item = menu_item_add(menu, _("_Copy path"), G_CALLBACK(li_pop_menu_copy_path_cb), lw);
 691         if (!path) gtk_widget_set_sensitive(item, FALSE);
 692         item = menu_item_add_stock(menu, _("_Delete..."), GTK_STOCK_DELETE, G_CALLBACK(li_pop_menu_delete_cb), lw);
 693         if (!path) gtk_widget_set_sensitive(item, FALSE);
 694
 695         menu_item_add_divider(menu);
 696
 697         if (layout_image_slideshow_active(lw))
 698                 {
 699                 menu_item_add(menu, _("_Stop slideshow"), G_CALLBACK(li_pop_menu_slide_stop_cb), lw);
 700                 if (layout_image_slideshow_paused(lw))
 701                         {
 702                         item = menu_item_add(menu, _("Continue slides_how"),
 703                                              G_CALLBACK(li_pop_menu_slide_pause_cb), lw);
 704                         }
 705                 else
 706                         {
 707                         item = menu_item_add(menu, _("Pause slides_how"),
 708                                              G_CALLBACK(li_pop_menu_slide_pause_cb), lw);
 709                         }
 710                 }
 711         else
 712                 {
 713                 menu_item_add(menu, _("_Start slideshow"), G_CALLBACK(li_pop_menu_slide_start_cb), lw);
 714                 item = menu_item_add(menu, _("Pause slides_how"), G_CALLBACK(li_pop_menu_slide_pause_cb), lw);
 715                 gtk_widget_set_sensitive(item, FALSE);
 716                 }
 717
 718         if (!fullscreen)
 719                 {
 720                 menu_item_add(menu, _("_Full screen"), G_CALLBACK(li_pop_menu_full_screen_cb), lw);
 721                 }
 722         else
 723                 {
 724                 menu_item_add(menu, _("Exit _full screen"), G_CALLBACK(li_pop_menu_full_screen_cb), lw);
 725                 }
 726
 727         menu_item_add_check(menu, _("_Animate"), lw->options.animate, G_CALLBACK(li_pop_menu_animate_cb), lw);
 728
 729         menu_item_add_divider(menu);
 730
 731         item = menu_item_add_check(menu, _("Hide file _list"), lw->options.tools_hidden,
 732                                    G_CALLBACK(li_pop_menu_hide_cb), lw);
 733         if (fullscreen) gtk_widget_set_sensitive(item, FALSE);
 734
 735         return menu;
 736 }
 737
 738 static void layout_image_menu_pos_cb(GtkMenu *menu, gint *x, gint *y, gboolean *push_in, gpointer data)
 739 {
 740         LayoutWindow *lw = data;
 741
 742         gdk_window_get_origin(gtk_widget_get_window(lw->image->pr), x, y);
 743         popup_menu_position_clamp(menu, x, y, 0);
 744 }
 745
 746 void layout_image_menu_popup(LayoutWindow *lw)
 747 {
 748         GtkWidget *menu;
 749
 750         menu = layout_image_pop_menu(lw);
 751         gtk_menu_popup(GTK_MENU(menu), NULL, NULL, layout_image_menu_pos_cb, lw, 0, GDK_CURRENT_TIME);
 752 }
 753
 754 /*
 755  *----------------------------------------------------------------------------
 756  * dnd
 757  *----------------------------------------------------------------------------
 758  */
 759
 760 static void layout_image_dnd_receive(GtkWidget *widget, GdkDragContext *context,
 761                                      gint x, gint y,
 762                                      GtkSelectionData *selection_data, guint info,
 763                                      guint time, gpointer data)
 764 {
 765         LayoutWindow *lw = data;
 766         gint i;
 767
 768
 769         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
 770                 {
 771                 if (lw->split_images[i] && lw->split_images[i]->pr == widget)
 772                         break;
 773                 }
 774         if (i < MAX_SPLIT_IMAGES)
 775                 {
 776                 DEBUG_1("dnd image activate %d", i);
 777                 layout_image_activate(lw, i, FALSE);
 778                 }
 779
 780
 781         if (info == TARGET_URI_LIST || info == TARGET_APP_COLLECTION_MEMBER)
 782                 {
 783                 CollectionData *source;
 784                 GList *list;
 785                 GList *info_list;
 786
 787                 if (info == TARGET_URI_LIST)
 788                         {
 789                         list = uri_filelist_from_gtk_selection_data(selection_data);
 790                         source = NULL;
 791                         info_list = NULL;
 792                         }
 793                 else
 794                         {
 795                         source = collection_from_dnd_data((gchar *)gtk_selection_data_get_data(selection_data), &list, &info_list);
 796                         }
 797
 798                 if (list)
 799                         {
 800                         FileData *fd = list->data;
 801
 802                         if (isfile(fd->path))
 803                                 {
 804                                 gchar *base;
 805                                 gint row;
 806                                 FileData *dir_fd;
 807
 808                                 base = remove_level_from_path(fd->path);
 809                                 dir_fd = file_data_new_dir(base);
 810                                 if (dir_fd != lw->dir_fd)
 811                                         {
 812                                         layout_set_fd(lw, dir_fd);
 813                                         }
 814                                 file_data_unref(dir_fd);
 815                                 g_free(base);
 816
 817                                 row = layout_list_get_index(lw, fd);
 818                                 if (source && info_list)
 819                                         {
 820                                         layout_image_set_collection(lw, source, info_list->data);
 821                                         }
 822                                 else if (row == -1)
 823                                         {
 824                                         layout_image_set_fd(lw, fd);
 825                                         }
 826                                 else
 827                                         {
 828                                         layout_image_set_index(lw, row);
 829                                         }
 830                                 }
 831                         else if (isdir(fd->path))
 832                                 {
 833                                 layout_set_fd(lw, fd);
 834                                 layout_image_set_fd(lw, NULL);
 835                                 }
 836                         }
 837
 838                 filelist_free(list);
 839                 g_list_free(info_list);
 840                 }
 841 }
 842
 843 static void layout_image_dnd_get(GtkWidget *widget, GdkDragContext *context,
 844                                  GtkSelectionData *selection_data, guint info,
 845                                  guint time, gpointer data)
 846 {
 847         LayoutWindow *lw = data;
 848         FileData *fd;
 849         gint i;
 850
 851
 852         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
 853                 {
 854                 if (lw->split_images[i] && lw->split_images[i]->pr == widget)
 855                         break;
 856                 }
 857         if (i < MAX_SPLIT_IMAGES)
 858                 {
 859                 DEBUG_1("dnd get from %d", i);
 860                 fd = image_get_fd(lw->split_images[i]);
 861                 }
 862         else
 863                 fd = layout_image_get_fd(lw);
 864
 865         if (fd)
 866                 {
 867                 GList *list;
 868
 869                 list = g_list_append(NULL, fd);
 870                 uri_selection_data_set_uris_from_filelist(selection_data, list);
 871                 g_list_free(list);
 872                 }
 873         else
 874                 {
 875                 gtk_selection_data_set(selection_data, gtk_selection_data_get_target(selection_data),
 876                                        8, NULL, 0);
 877                 }
 878 }
 879
 880 static void layout_image_dnd_end(GtkWidget *widget, GdkDragContext *context, gpointer data)
 881 {
 882         LayoutWindow *lw = data;
 883         if (gdk_drag_context_get_selected_action(context) == GDK_ACTION_MOVE)
 884                 {
 885                 FileData *fd;
 886                 gint row;
 887
 888                 fd = layout_image_get_fd(lw);
 889                 row = layout_list_get_index(lw, fd);
 890                 if (row < 0) return;
 891
 892                 if (!isfile(fd->path))
 893                         {
 894                         if ((guint) row < layout_list_count(lw, NULL) - 1)
 895                                 {
 896                                 layout_image_next(lw);
 897                                 }
 898                         else
 899                                 {
 900                                 layout_image_prev(lw);
 901                                 }
 902                         }
 903                 layout_refresh(lw);
 904                 }
 905 }
 906
 907 static void layout_image_dnd_init(LayoutWindow *lw, gint i)
 908 {
 909         ImageWindow *imd = lw->split_images[i];
 910
 911         gtk_drag_source_set(imd->pr, GDK_BUTTON2_MASK,
 912                             dnd_file_drag_types, dnd_file_drag_types_count,
 913                             GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
 914         g_signal_connect(G_OBJECT(imd->pr), "drag_data_get",
 915                          G_CALLBACK(layout_image_dnd_get), lw);
 916         g_signal_connect(G_OBJECT(imd->pr), "drag_end",
 917                          G_CALLBACK(layout_image_dnd_end), lw);
 918
 919         gtk_drag_dest_set(imd->pr,
 920                           GTK_DEST_DEFAULT_MOTION | GTK_DEST_DEFAULT_DROP,
 921                           dnd_file_drop_types, dnd_file_drop_types_count,
 922                           GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
 923         g_signal_connect(G_OBJECT(imd->pr), "drag_data_received",
 924                          G_CALLBACK(layout_image_dnd_receive), lw);
 925 }
 926
 927
 928 /*
 929  *----------------------------------------------------------------------------
 930  * misc
 931  *----------------------------------------------------------------------------
 932  */
 933
 934 void layout_image_to_root(LayoutWindow *lw)
 935 {
 936         image_to_root_window(lw->image, (image_zoom_get(lw->image) == 0));
 937 }
 938
 939 /*
 940  *----------------------------------------------------------------------------
 941  * manipulation + accessors
 942  *----------------------------------------------------------------------------
 943  */
 944
 945 void layout_image_scroll(LayoutWindow *lw, gint x, gint y, gboolean connect_scroll)
 946 {
 947         gdouble dx, dy;
 948         gint width, height, i;
 949         if (!layout_valid(&lw)) return;
 950
 951         image_scroll(lw->image, x, y);
 952
 953         if (lw->full_screen && lw->image != lw->full_screen->imd)
 954                 {
 955                 image_scroll(lw->full_screen->imd, x, y);
 956                 }
 957
 958         if (!connect_scroll) return;
 959
 960         image_get_image_size(lw->image, &width, &height);
 961         dx = (gdouble) x / width;
 962         dy = (gdouble) y / height;
 963
 964         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
 965                 {
 966                 if (lw->split_images[i] && lw->split_images[i] != lw->image)
 967                         {
 968                         gdouble sx, sy;
 969                         image_get_scroll_center(lw->split_images[i], &sx, &sy);
 970                         sx += dx;
 971                         sy += dy;
 972                         image_set_scroll_center(lw->split_images[i], sx, sy);
 973                         }
 974                 }
 975
 976 }
 977
 978 void layout_image_zoom_adjust(LayoutWindow *lw, gdouble increment, gboolean connect_zoom)
 979 {
 980         gint i;
 981         if (!layout_valid(&lw)) return;
 982
 983         image_zoom_adjust(lw->image, increment);
 984
 985         if (lw->full_screen && lw->image != lw->full_screen->imd)
 986                 {
 987                 image_zoom_adjust(lw->full_screen->imd, increment);
 988                 }
 989
 990         if (!connect_zoom) return;
 991
 992         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
 993                 {
 994                 if (lw->split_images[i] && lw->split_images[i] != lw->image)
 995                         image_zoom_adjust(lw->split_images[i], increment); ;
 996                 }
 997 }
 998
 999 void layout_image_zoom_adjust_at_point(LayoutWindow *lw, gdouble increment, gint x, gint y, gboolean connect_zoom)
1000 {
1001         gint i;
1002         if (!layout_valid(&lw)) return;
1003
1004         image_zoom_adjust_at_point(lw->image, increment, x, y);
1005
1006         if (lw->full_screen && lw->image != lw->full_screen->imd)
1007                 {
1008                 image_zoom_adjust_at_point(lw->full_screen->imd, increment, x, y);
1009                 }
1010         if (!connect_zoom && !lw->split_mode) return;
1011
1012         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
1013                 {
1014                 if (lw->split_images[i] && lw->split_images[i] != lw->image &&
1015                                                 lw->split_images[i]->mouse_wheel_mode)
1016                         image_zoom_adjust_at_point(lw->split_images[i], increment, x, y);
1017                 }
1018 }
1019
1020 void layout_image_zoom_set(LayoutWindow *lw, gdouble zoom, gboolean connect_zoom)
1021 {
1022         gint i;
1023         if (!layout_valid(&lw)) return;
1024
1025         image_zoom_set(lw->image, zoom);
1026
1027         if (lw->full_screen && lw->image != lw->full_screen->imd)
1028                 {
1029                 image_zoom_set(lw->full_screen->imd, zoom);
1030                 }
1031
1032         if (!connect_zoom) return;
1033
1034         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
1035                 {
1036                 if (lw->split_images[i] && lw->split_images[i] != lw->image)
1037                         image_zoom_set(lw->split_images[i], zoom);
1038                 }
1039 }
1040
1041 void layout_image_zoom_set_fill_geometry(LayoutWindow *lw, gboolean vertical, gboolean connect_zoom)
1042 {
1043         gint i;
1044         if (!layout_valid(&lw)) return;
1045
1046         image_zoom_set_fill_geometry(lw->image, vertical);
1047
1048         if (lw->full_screen && lw->image != lw->full_screen->imd)
1049                 {
1050                 image_zoom_set_fill_geometry(lw->full_screen->imd, vertical);
1051                 }
1052
1053         if (!connect_zoom) return;
1054
1055         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
1056                 {
1057                 if (lw->split_images[i] && lw->split_images[i] != lw->image)
1058                         image_zoom_set_fill_geometry(lw->split_images[i], vertical);
1059                 }
1060 }
1061
1062 void layout_image_alter_orientation(LayoutWindow *lw, AlterType type)
1063 {
1064         if (!layout_valid(&lw)) return;
1065
1066         GtkTreeModel *store;
1067         GList *work;
1068         GtkTreeSelection *selection;
1069         GtkTreePath *tpath;
1070         FileData *fd_n;
1071         GtkTreeIter iter;
1072
1073         if (!lw || !lw->vf) return;
1074
1075         if (lw->vf->type == FILEVIEW_ICON)
1076                 {
1077                 if (!VFICON(lw->vf)->selection) return;
1078                 work = VFICON(lw->vf)->selection;
1079                 }
1080         else
1081                 {
1082                 selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(lw->vf->listview));
1083                 work = gtk_tree_selection_get_selected_rows(selection, &store);
1084                 }
1085
1086         while (work)
1087                 {
1088                 if (lw->vf->type == FILEVIEW_ICON)
1089                         {
1090                         fd_n = work->data;
1091                         work = work->next;
1092                         }
1093                 else
1094                         {
1095                         tpath = work->data;
1096                         gtk_tree_model_get_iter(store, &iter, tpath);
1097                         gtk_tree_model_get(store, &iter, FILE_COLUMN_POINTER, &fd_n, -1);
1098                         work = work->next;
1099                         }
1100
1101                 image_alter_orientation(lw->image, fd_n, type);
1102                 }
1103 }
1104
1105 static void image_alter_rating(FileData *fd_n, const gchar *rating)
1106 {
1107         metadata_write_string(fd_n, RATING_KEY, rating);
1108 }
1109
1110 void layout_image_rating(LayoutWindow *lw, const gchar *rating)
1111 {
1112         if (!layout_valid(&lw)) return;
1113
1114         GtkTreeModel *store;
1115         GList *work;
1116         GtkTreeSelection *selection;
1117         GtkTreePath *tpath;
1118         FileData *fd_n;
1119         GtkTreeIter iter;
1120
1121         if (!lw || !lw->vf) return;
1122
1123         if (lw->vf->type == FILEVIEW_ICON)
1124                 {
1125                 if (!VFICON(lw->vf)->selection) return;
1126                 work = VFICON(lw->vf)->selection;
1127                 }
1128         else
1129                 {
1130                 selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(lw->vf->listview));
1131                 work = gtk_tree_selection_get_selected_rows(selection, &store);
1132                 }
1133
1134         while (work)
1135                 {
1136                 if (lw->vf->type == FILEVIEW_ICON)
1137                         {
1138                         fd_n = work->data;
1139                         work = work->next;
1140                         }
1141                 else
1142                         {
1143                         tpath = work->data;
1144                         gtk_tree_model_get_iter(store, &iter, tpath);
1145                         gtk_tree_model_get(store, &iter, FILE_COLUMN_POINTER, &fd_n, -1);
1146                         work = work->next;
1147                         }
1148
1149                 image_alter_rating(fd_n, rating);
1150                 }
1151 }
1152
1153 void layout_image_reset_orientation(LayoutWindow *lw)
1154 {
1155         ImageWindow *imd= lw->image;
1156
1157         if (!layout_valid(&lw)) return;
1158         if (!imd || !imd->pr || !imd->image_fd) return;
1159
1160         if (imd->orientation < 1 || imd->orientation > 8) imd->orientation = 1;
1161
1162         if (options->image.exif_rotate_enable)
1163                 {
1164                 imd->orientation = metadata_read_int(imd->image_fd, ORIENTATION_KEY, EXIF_ORIENTATION_TOP_LEFT);
1165                 }
1166         else
1167                 {
1168                 imd->orientation = 1;
1169                 }
1170
1171         if (imd->image_fd->user_orientation != 0)
1172                 {
1173                  imd->orientation = imd->image_fd->user_orientation;
1174                 }
1175
1176         pixbuf_renderer_set_orientation((PixbufRenderer *)imd->pr, imd->orientation);
1177 }
1178
1179 void layout_image_set_desaturate(LayoutWindow *lw, gboolean desaturate)
1180 {
1181         if (!layout_valid(&lw)) return;
1182
1183         image_set_desaturate(lw->image, desaturate);
1184 }
1185
1186 gboolean layout_image_get_desaturate(LayoutWindow *lw)
1187 {
1188         if (!layout_valid(&lw)) return FALSE;
1189
1190         return image_get_desaturate(lw->image);
1191 }
1192
1193 /* stereo */
1194 /*
1195 gint layout_image_stereo_get(LayoutWindow *lw)
1196 {
1197         if (!layout_valid(&lw)) return 0;
1198
1199         return image_stereo_get(lw->image);
1200 }
1201
1202 void layout_image_stereo_set(LayoutWindow *lw, gint stereo_mode)
1203 {
1204         if (!layout_valid(&lw)) return;
1205
1206         image_stereo_set(lw->image, stereo_mode);
1207 }
1208 void layout_image_stereo_swap(LayoutWindow *lw)
1209 {
1210         if (!layout_valid(&lw)) return;
1211
1212         image_stereo_swap(lw->image);
1213 }
1214 */
1215
1216 gint layout_image_stereo_pixbuf_get(LayoutWindow *lw)
1217 {
1218         if (!layout_valid(&lw)) return 0;
1219
1220         return image_stereo_pixbuf_get(lw->image);
1221 }
1222
1223 void layout_image_stereo_pixbuf_set(LayoutWindow *lw, gint stereo_mode)
1224 {
1225         if (!layout_valid(&lw)) return;
1226
1227         image_stereo_pixbuf_set(lw->image, stereo_mode);
1228 }
1229
1230 const gchar *layout_image_get_path(LayoutWindow *lw)
1231 {
1232         if (!layout_valid(&lw)) return NULL;
1233
1234         return image_get_path(lw->image);
1235 }
1236
1237 const gchar *layout_image_get_name(LayoutWindow *lw)
1238 {
1239         if (!layout_valid(&lw)) return NULL;
1240
1241         return image_get_name(lw->image);
1242 }
1243
1244 FileData *layout_image_get_fd(LayoutWindow *lw)
1245 {
1246         if (!layout_valid(&lw)) return NULL;
1247
1248         return image_get_fd(lw->image);
1249 }
1250
1251 CollectionData *layout_image_get_collection(LayoutWindow *lw, CollectInfo **info)
1252 {
1253         if (!layout_valid(&lw)) return NULL;
1254
1255         return image_get_collection(lw->image, info);
1256 }
1257
1258 gint layout_image_get_index(LayoutWindow *lw)
1259 {
1260         return layout_list_get_index(lw, image_get_fd(lw->image));
1261 }
1262
1263 /*
1264  *----------------------------------------------------------------------------
1265  * image changers
1266  *----------------------------------------------------------------------------
1267  */
1268
1269 void layout_image_set_fd(LayoutWindow *lw, FileData *fd)
1270 {
1271         if (!layout_valid(&lw)) return;
1272
1273         image_change_fd(lw->image, fd, image_zoom_get_default(lw->image));
1274
1275         if (lw->full_screen && lw->image != lw->full_screen->imd)
1276                 {
1277                 image_change_fd(lw->full_screen->imd, fd, image_zoom_get_default(lw->full_screen->imd));
1278                 }
1279
1280
1281         layout_list_sync_fd(lw, fd);
1282         layout_image_slideshow_continue_check(lw);
1283         layout_bars_new_image(lw);
1284         layout_image_animate_new_file(lw);
1285 }
1286
1287 void layout_image_set_with_ahead(LayoutWindow *lw, FileData *fd, FileData *read_ahead_fd)
1288 {
1289         if (!layout_valid(&lw)) return;
1290
1291 /*
1292 This should be handled at the caller: in vflist_select_image
1293         if (path)
1294                 {
1295                 const gchar *old_path;
1296
1297                 old_path = layout_image_get_path(lw);
1298                 if (old_path && strcmp(path, old_path) == 0) return;
1299                 }
1300 */
1301         layout_image_set_fd(lw, fd);
1302         if (options->image.enable_read_ahead) image_prebuffer_set(lw->image, read_ahead_fd);
1303 }
1304
1305 void layout_image_set_index(LayoutWindow *lw, gint index)
1306 {
1307         FileData *fd;
1308         FileData *read_ahead_fd;
1309         gint old;
1310
1311         if (!layout_valid(&lw)) return;
1312
1313         old = layout_list_get_index(lw, layout_image_get_fd(lw));
1314         fd = layout_list_get_fd(lw, index);
1315
1316         if (old > index)
1317                 {
1318                 read_ahead_fd = layout_list_get_fd(lw, index - 1);
1319                 }
1320         else
1321                 {
1322                 read_ahead_fd = layout_list_get_fd(lw, index + 1);
1323                 }
1324
1325         if (layout_selection_count(lw, 0) > 1)
1326                 {
1327                 GList *x = layout_selection_list_by_index(lw);
1328                 GList *y;
1329                 GList *last;
1330
1331                 for (last = y = x; y; y = y->next)
1332                         last = y;
1333                 for (y = x; y && (GPOINTER_TO_INT(y->data)) != index; y = y->next)
1334                         ;
1335
1336                 if (y)
1337                         {
1338                         gint newindex;
1339
1340                         if ((index > old && (index != GPOINTER_TO_INT(last->data) || old != GPOINTER_TO_INT(x->data)))
1341                             || (old == GPOINTER_TO_INT(last->data) && index == GPOINTER_TO_INT(x->data)))
1342                                 {
1343                                 if (y->next)
1344                                         newindex = GPOINTER_TO_INT(y->next->data);
1345                                 else
1346                                         newindex = GPOINTER_TO_INT(x->data);
1347                                 }
1348                         else
1349                                 {
1350                                 if (y->prev)
1351                                         newindex = GPOINTER_TO_INT(y->prev->data);
1352                                 else
1353                                         newindex = GPOINTER_TO_INT(last->data);
1354                                 }
1355
1356                         read_ahead_fd = layout_list_get_fd(lw, newindex);
1357                         }
1358
1359                 while (x)
1360                         x = g_list_remove(x, x->data);
1361                 }
1362
1363         layout_image_set_with_ahead(lw, fd, read_ahead_fd);
1364 }
1365
1366 static void layout_image_set_collection_real(LayoutWindow *lw, CollectionData *cd, CollectInfo *info, gboolean forward)
1367 {
1368         if (!layout_valid(&lw)) return;
1369
1370         image_change_from_collection(lw->image, cd, info, image_zoom_get_default(lw->image));
1371         if (options->image.enable_read_ahead)
1372                 {
1373                 CollectInfo *r_info;
1374                 if (forward)
1375                         {
1376                         r_info = collection_next_by_info(cd, info);
1377                         if (!r_info) r_info = collection_prev_by_info(cd, info);
1378                         }
1379                 else
1380                         {
1381                         r_info = collection_prev_by_info(cd, info);
1382                         if (!r_info) r_info = collection_next_by_info(cd, info);
1383                         }
1384                 if (r_info) image_prebuffer_set(lw->image, r_info->fd);
1385                 }
1386
1387         layout_image_slideshow_continue_check(lw);
1388         layout_bars_new_image(lw);
1389 }
1390
1391 void layout_image_set_collection(LayoutWindow *lw, CollectionData *cd, CollectInfo *info)
1392 {
1393         layout_image_set_collection_real(lw, cd, info, TRUE);
1394         layout_list_sync_fd(lw, layout_image_get_fd(lw));
1395 }
1396
1397 void layout_image_refresh(LayoutWindow *lw)
1398 {
1399         if (!layout_valid(&lw)) return;
1400
1401         image_reload(lw->image);
1402 }
1403
1404 void layout_image_color_profile_set(LayoutWindow *lw,
1405                                     gint input_type,
1406                                     gboolean use_image)
1407 {
1408         if (!layout_valid(&lw)) return;
1409
1410         image_color_profile_set(lw->image, input_type, use_image);
1411 }
1412
1413 gboolean layout_image_color_profile_get(LayoutWindow *lw,
1414                                         gint *input_type,
1415                                         gboolean *use_image)
1416 {
1417         if (!layout_valid(&lw)) return FALSE;
1418
1419         return image_color_profile_get(lw->image, input_type, use_image);
1420 }
1421
1422 void layout_image_color_profile_set_use(LayoutWindow *lw, gboolean enable)
1423 {
1424         if (!layout_valid(&lw)) return;
1425
1426         image_color_profile_set_use(lw->image, enable);
1427 }
1428
1429 gboolean layout_image_color_profile_get_use(LayoutWindow *lw)
1430 {
1431         if (!layout_valid(&lw)) return FALSE;
1432
1433         return image_color_profile_get_use(lw->image);
1434 }
1435
1436 gboolean layout_image_color_profile_get_status(LayoutWindow *lw, gchar **image_profile, gchar **screen_profile)
1437 {
1438         if (!layout_valid(&lw)) return FALSE;
1439
1440         return image_color_profile_get_status(lw->image, image_profile, screen_profile);
1441 }
1442
1443 /*
1444  *----------------------------------------------------------------------------
1445  * list walkers
1446  *----------------------------------------------------------------------------
1447  */
1448
1449 void layout_image_next(LayoutWindow *lw)
1450 {
1451         gint current;
1452         CollectionData *cd;
1453         CollectInfo *info;
1454
1455         if (!layout_valid(&lw)) return;
1456
1457         if (layout_image_slideshow_active(lw))
1458                 {
1459                 layout_image_slideshow_next(lw);
1460                 return;
1461                 }
1462
1463         if (layout_selection_count(lw, 0) > 1)
1464                 {
1465                 GList *x = layout_selection_list_by_index(lw);
1466                 gint old = layout_list_get_index(lw, layout_image_get_fd(lw));
1467                 GList *y;
1468
1469                 for (y = x; y && (GPOINTER_TO_INT(y->data)) != old; y = y->next)
1470                         ;
1471                 if (y)
1472                         {
1473                         if (y->next)
1474                                 layout_image_set_index(lw, GPOINTER_TO_INT(y->next->data));
1475                         else
1476                                 layout_image_set_index(lw, GPOINTER_TO_INT(x->data));
1477                         }
1478                 while (x)
1479                         x = g_list_remove(x, x->data);
1480                 if (y) /* not dereferenced */
1481                         return;
1482                 }
1483
1484         cd = image_get_collection(lw->image, &info);
1485
1486         if (cd && info)
1487                 {
1488                 info = collection_next_by_info(cd, info);
1489                 if (info)
1490                         {
1491                         layout_image_set_collection_real(lw, cd, info, TRUE);
1492                         }
1493                 else
1494                         {
1495                         image_osd_icon(lw->image, IMAGE_OSD_LAST, -1);
1496                         }
1497                 return;
1498                 }
1499
1500         current = layout_image_get_index(lw);
1501
1502         if (current >= 0)
1503                 {
1504                 if ((guint) current < layout_list_count(lw, NULL) - 1)
1505                         {
1506                         layout_image_set_index(lw, current + 1);
1507                         }
1508                 else
1509                         {
1510                         image_osd_icon(lw->image, IMAGE_OSD_LAST, -1);
1511                         }
1512                 }
1513         else
1514                 {
1515                 layout_image_set_index(lw, 0);
1516                 }
1517 }
1518
1519 void layout_image_prev(LayoutWindow *lw)
1520 {
1521         gint current;
1522         CollectionData *cd;
1523         CollectInfo *info;
1524
1525         if (!layout_valid(&lw)) return;
1526
1527         if (layout_image_slideshow_active(lw))
1528                 {
1529                 layout_image_slideshow_prev(lw);
1530                 return;
1531                 }
1532
1533         if (layout_selection_count(lw, 0) > 1)
1534                 {
1535                 GList *x = layout_selection_list_by_index(lw);
1536                 gint old = layout_list_get_index(lw, layout_image_get_fd(lw));
1537                 GList *y;
1538                 GList *last;
1539
1540                 for (last = y = x; y; y = y->next)
1541                         last = y;
1542                 for (y = x; y && (GPOINTER_TO_INT(y->data)) != old; y = y->next)
1543                         ;
1544                 if (y)
1545                         {
1546                         if (y->prev)
1547                                 layout_image_set_index(lw, GPOINTER_TO_INT(y->prev->data));
1548                         else
1549                                 layout_image_set_index(lw, GPOINTER_TO_INT(last->data));
1550                         }
1551                 while (x)
1552                         x = g_list_remove(x, x->data);
1553                 if (y) /* not dereferenced */
1554                         return;
1555                 }
1556
1557         cd = image_get_collection(lw->image, &info);
1558
1559         if (cd && info)
1560                 {
1561                 info = collection_prev_by_info(cd, info);
1562                 if (info)
1563                         {
1564                         layout_image_set_collection_real(lw, cd, info, FALSE);
1565                         }
1566                 else
1567                         {
1568                         image_osd_icon(lw->image, IMAGE_OSD_FIRST, -1);
1569                         }
1570                 return;
1571                 }
1572
1573         current = layout_image_get_index(lw);
1574
1575         if (current >= 0)
1576                 {
1577                 if (current > 0)
1578                         {
1579                         layout_image_set_index(lw, current - 1);
1580                         }
1581                 else
1582                         {
1583                         image_osd_icon(lw->image, IMAGE_OSD_FIRST, -1);
1584                         }
1585                 }
1586         else
1587                 {
1588                 layout_image_set_index(lw, layout_list_count(lw, NULL) - 1);
1589                 }
1590 }
1591
1592 void layout_image_first(LayoutWindow *lw)
1593 {
1594         gint current;
1595         CollectionData *cd;
1596         CollectInfo *info;
1597
1598         if (!layout_valid(&lw)) return;
1599
1600         cd = image_get_collection(lw->image, &info);
1601
1602         if (cd && info)
1603                 {
1604                 CollectInfo *new;
1605                 new = collection_get_first(cd);
1606                 if (new != info) layout_image_set_collection_real(lw, cd, new, TRUE);
1607                 return;
1608                 }
1609
1610         current = layout_image_get_index(lw);
1611         if (current != 0 && layout_list_count(lw, NULL) > 0)
1612                 {
1613                 layout_image_set_index(lw, 0);
1614                 }
1615 }
1616
1617 void layout_image_last(LayoutWindow *lw)
1618 {
1619         gint current;
1620         gint count;
1621         CollectionData *cd;
1622         CollectInfo *info;
1623
1624         if (!layout_valid(&lw)) return;
1625
1626         cd = image_get_collection(lw->image, &info);
1627
1628         if (cd && info)
1629                 {
1630                 CollectInfo *new;
1631                 new = collection_get_last(cd);
1632                 if (new != info) layout_image_set_collection_real(lw, cd, new, FALSE);
1633                 return;
1634                 }
1635
1636         current = layout_image_get_index(lw);
1637         count = layout_list_count(lw, NULL);
1638         if (current != count - 1 && count > 0)
1639                 {
1640                 layout_image_set_index(lw, count - 1);
1641                 }
1642 }
1643
1644 /*
1645  *----------------------------------------------------------------------------
1646  * mouse callbacks
1647  *----------------------------------------------------------------------------
1648  */
1649
1650 static gint image_idx(LayoutWindow *lw, ImageWindow *imd)
1651 {
1652         gint i;
1653
1654         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
1655                 {
1656                 if (lw->split_images[i] == imd)
1657                         break;
1658                 }
1659         if (i < MAX_SPLIT_IMAGES)
1660                 {
1661                 return i;
1662                 }
1663         return -1;
1664 }
1665
1666 static void layout_image_focus_in_cb(ImageWindow *imd, gpointer data)
1667 {
1668         LayoutWindow *lw = data;
1669
1670         gint i = image_idx(lw, imd);
1671
1672         if (i != -1)
1673                 {
1674                 DEBUG_1("image activate focus_in %d", i);
1675                 layout_image_activate(lw, i, FALSE);
1676                 }
1677 }
1678
1679
1680 static void layout_image_button_cb(ImageWindow *imd, GdkEventButton *event, gpointer data)
1681 {
1682         LayoutWindow *lw = data;
1683         GtkWidget *menu;
1684
1685         switch (event->button)
1686                 {
1687                 case MOUSE_BUTTON_LEFT:
1688                         if (options->image_lm_click_nav && lw->split_mode == SPLIT_NONE)
1689                                 layout_image_next(lw);
1690                         break;
1691                 case MOUSE_BUTTON_MIDDLE:
1692                         if (options->image_lm_click_nav && lw->split_mode == SPLIT_NONE)
1693                                 layout_image_prev(lw);
1694                         break;
1695                 case MOUSE_BUTTON_RIGHT:
1696                         menu = layout_image_pop_menu(lw);
1697                         if (imd == lw->image)
1698                                 {
1699                                 g_object_set_data(G_OBJECT(menu), "click_parent", imd->widget);
1700                                 }
1701                         gtk_menu_popup(GTK_MENU(menu), NULL, NULL, NULL, NULL, 3, event->time);
1702                         break;
1703                 default:
1704                         break;
1705                 }
1706 }
1707
1708 static void layout_image_scroll_cb(ImageWindow *imd, GdkEventScroll *event, gpointer data)
1709 {
1710         LayoutWindow *lw = data;
1711
1712         gint i = image_idx(lw, imd);
1713
1714         if (i != -1)
1715                 {
1716                 DEBUG_1("image activate scroll %d", i);
1717                 layout_image_activate(lw, i, FALSE);
1718                 }
1719
1720
1721         if ((event->state & GDK_CONTROL_MASK) ||
1722                                 (imd->mouse_wheel_mode && !options->image_lm_click_nav))
1723                 {
1724                 switch (event->direction)
1725                         {
1726                         case GDK_SCROLL_UP:
1727                                 layout_image_zoom_adjust_at_point(lw, get_zoom_increment(), event->x, event->y, event->state & GDK_SHIFT_MASK);
1728                                 break;
1729                         case GDK_SCROLL_DOWN:
1730                                 layout_image_zoom_adjust_at_point(lw, -get_zoom_increment(), event->x, event->y, event->state & GDK_SHIFT_MASK);
1731                                 break;
1732                         default:
1733                                 break;
1734                         }
1735                 }
1736         else if (options->mousewheel_scrolls)
1737                 {
1738                 switch (event->direction)
1739                         {
1740                         case GDK_SCROLL_UP:
1741                                 image_scroll(imd, 0, -MOUSEWHEEL_SCROLL_SIZE);
1742                                 break;
1743                         case GDK_SCROLL_DOWN:
1744                                 image_scroll(imd, 0, MOUSEWHEEL_SCROLL_SIZE);
1745                                 break;
1746                         case GDK_SCROLL_LEFT:
1747                                 image_scroll(imd, -MOUSEWHEEL_SCROLL_SIZE, 0);
1748                                 break;
1749                         case GDK_SCROLL_RIGHT:
1750                                 image_scroll(imd, MOUSEWHEEL_SCROLL_SIZE, 0);
1751                                 break;
1752                         default:
1753                                 break;
1754                         }
1755                 }
1756         else
1757                 {
1758                 switch (event->direction)
1759                         {
1760                         case GDK_SCROLL_UP:
1761                                 layout_image_prev(lw);
1762                                 break;
1763                         case GDK_SCROLL_DOWN:
1764                                 layout_image_next(lw);
1765                                 break;
1766                         default:
1767                                 break;
1768                         }
1769                 }
1770 }
1771
1772 static void layout_image_drag_cb(ImageWindow *imd, GdkEventMotion *event, gdouble dx, gdouble dy, gpointer data)
1773 {
1774         gint i;
1775         LayoutWindow *lw = data;
1776         gdouble sx, sy;
1777
1778         if (lw->full_screen && lw->image != lw->full_screen->imd &&
1779             imd != lw->full_screen->imd)
1780                 {
1781                 if (event->state & GDK_CONTROL_MASK)
1782                         {
1783                         image_get_scroll_center(imd, &sx, &sy);
1784                         }
1785                 else
1786                         {
1787                         image_get_scroll_center(lw->full_screen->imd, &sx, &sy);
1788                         sx += dx;
1789                         sy += dy;
1790                         }
1791                 image_set_scroll_center(lw->full_screen->imd, sx, sy);
1792                 }
1793
1794         if (!(event->state & GDK_SHIFT_MASK)) return;
1795
1796         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
1797                 {
1798                 if (lw->split_images[i] && lw->split_images[i] != imd)
1799                         {
1800
1801                         if (event->state & GDK_CONTROL_MASK)
1802                                 {
1803                                 image_get_scroll_center(imd, &sx, &sy);
1804                                 }
1805                         else
1806                                 {
1807                                 image_get_scroll_center(lw->split_images[i], &sx, &sy);
1808                                 sx += dx;
1809                                 sy += dy;
1810                                 }
1811                         image_set_scroll_center(lw->split_images[i], sx, sy);
1812                         }
1813                 }
1814 }
1815
1816 static void layout_image_button_inactive_cb(ImageWindow *imd, GdkEventButton *event, gpointer data)
1817 {
1818         LayoutWindow *lw = data;
1819         GtkWidget *menu;
1820         gint i = image_idx(lw, imd);
1821
1822         if (i != -1)
1823                 {
1824                 layout_image_activate(lw, i, FALSE);
1825                 }
1826
1827         switch (event->button)
1828                 {
1829                 case MOUSE_BUTTON_RIGHT:
1830                         menu = layout_image_pop_menu(lw);
1831                         if (imd == lw->image)
1832                                 {
1833                                 g_object_set_data(G_OBJECT(menu), "click_parent", imd->widget);
1834                                 }
1835                         gtk_menu_popup(GTK_MENU(menu), NULL, NULL, NULL, NULL, 3, event->time);
1836                         break;
1837                 default:
1838                         break;
1839                 }
1840
1841 }
1842
1843 static void layout_image_drag_inactive_cb(ImageWindow *imd, GdkEventMotion *event, gdouble dx, gdouble dy, gpointer data)
1844 {
1845         LayoutWindow *lw = data;
1846         gint i = image_idx(lw, imd);
1847
1848         if (i != -1)
1849                 {
1850                 layout_image_activate(lw, i, FALSE);
1851                 }
1852
1853         /* continue as with active image */
1854         layout_image_drag_cb(imd, event, dx, dy, data);
1855 }
1856
1857
1858 static void layout_image_set_buttons(LayoutWindow *lw)
1859 {
1860         image_set_button_func(lw->image, layout_image_button_cb, lw);
1861         image_set_scroll_func(lw->image, layout_image_scroll_cb, lw);
1862 }
1863
1864 static void layout_image_set_buttons_inactive(LayoutWindow *lw, gint i)
1865 {
1866         image_set_button_func(lw->split_images[i], layout_image_button_inactive_cb, lw);
1867         image_set_scroll_func(lw->split_images[i], layout_image_scroll_cb, lw);
1868 }
1869
1870 /* Returns the length of an integer */
1871 static gint num_length(gint num)
1872 {
1873         gint len = 0;
1874         if (num < 0) num = -num;
1875         while (num)
1876                 {
1877                 num /= 10;
1878                 len++;
1879                 }
1880         return len;
1881 }
1882
1883 void layout_status_update_pixel_cb(PixbufRenderer *pr, gpointer data)
1884 {
1885         LayoutWindow *lw = data;
1886         gint x_pixel, y_pixel;
1887         gint width, height;
1888         gchar *text;
1889         PangoAttrList *attrs;
1890
1891         if (!data || !layout_valid(&lw) || !lw->image
1892             || !lw->options.show_info_pixel || lw->image->unknown) return;
1893
1894         pixbuf_renderer_get_image_size(pr, &width, &height);
1895         if (width < 1 || height < 1) return;
1896
1897         pixbuf_renderer_get_mouse_position(pr, &x_pixel, &y_pixel);
1898
1899         if(x_pixel >= 0 && y_pixel >= 0)
1900                 {
1901                 gint r_mouse, g_mouse, b_mouse;
1902
1903                 pixbuf_renderer_get_pixel_colors(pr, x_pixel, y_pixel,
1904                                                  &r_mouse, &g_mouse, &b_mouse);
1905
1906                 text = g_strdup_printf(_("[%*d,%*d]: RGB(%3d,%3d,%3d)"),
1907                                          num_length(width - 1), x_pixel,
1908                                          num_length(height - 1), y_pixel,
1909                                          r_mouse, g_mouse, b_mouse);
1910
1911                 }
1912         else
1913                 {
1914                 text = g_strdup_printf(_("[%*s,%*s]: RGB(---,---,---)"),
1915                                          num_length(width - 1), " ",
1916                                          num_length(height - 1), " ");
1917                 }
1918
1919         attrs = pango_attr_list_new();
1920         pango_attr_list_insert(attrs, pango_attr_family_new("Monospace"));
1921         gtk_label_set_text(GTK_LABEL(lw->info_pixel), text);
1922         gtk_label_set_attributes(GTK_LABEL(lw->info_pixel), attrs);
1923         pango_attr_list_unref(attrs);
1924         g_free(text);
1925 }
1926
1927
1928 /*
1929  *----------------------------------------------------------------------------
1930  * setup
1931  *----------------------------------------------------------------------------
1932  */
1933
1934 static void layout_image_update_cb(ImageWindow *imd, gpointer data)
1935 {
1936         LayoutWindow *lw = data;
1937         layout_status_update_image(lw);
1938 }
1939
1940 GtkWidget *layout_image_new(LayoutWindow *lw, gint i)
1941 {
1942         if (!lw->split_image_sizegroup) lw->split_image_sizegroup = gtk_size_group_new(GTK_SIZE_GROUP_BOTH);
1943
1944         if (!lw->split_images[i])
1945                 {
1946                 lw->split_images[i] = image_new(TRUE);
1947
1948                 g_object_ref(lw->split_images[i]->widget);
1949
1950                 g_signal_connect(G_OBJECT(lw->split_images[i]->pr), "update-pixel",
1951                                  G_CALLBACK(layout_status_update_pixel_cb), lw);
1952
1953                 image_background_set_color_from_options(lw->split_images[i], FALSE);
1954
1955                 image_auto_refresh_enable(lw->split_images[i], TRUE);
1956
1957                 layout_image_dnd_init(lw, i);
1958                 image_color_profile_set(lw->split_images[i],
1959                                         options->color_profile.input_type,
1960                                         options->color_profile.use_image);
1961                 image_color_profile_set_use(lw->split_images[i], options->color_profile.enabled);
1962
1963                 gtk_size_group_add_widget(lw->split_image_sizegroup, lw->split_images[i]->widget);
1964                 gtk_widget_set_size_request(lw->split_images[i]->widget, IMAGE_MIN_WIDTH, -1);
1965
1966                 image_set_focus_in_func(lw->split_images[i], layout_image_focus_in_cb, lw);
1967
1968                 }
1969
1970         return lw->split_images[i]->widget;
1971 }
1972
1973 void layout_image_deactivate(LayoutWindow *lw, gint i)
1974 {
1975         if (!lw->split_images[i]) return;
1976         image_set_update_func(lw->split_images[i], NULL, NULL);
1977         layout_image_set_buttons_inactive(lw, i);
1978         image_set_drag_func(lw->split_images[i], layout_image_drag_inactive_cb, lw);
1979
1980         image_attach_window(lw->split_images[i], NULL, NULL, NULL, FALSE);
1981         image_select(lw->split_images[i], FALSE);
1982 }
1983
1984 /* force should be set after change of lw->split_mode */
1985 void layout_image_activate(LayoutWindow *lw, gint i, gboolean force)
1986 {
1987         FileData *fd;
1988
1989         if (!lw->split_images[i]) return;
1990         if (!force && lw->active_split_image == i) return;
1991
1992         /* deactivate currently active */
1993         if (lw->active_split_image != i)
1994                 layout_image_deactivate(lw, lw->active_split_image);
1995
1996         lw->image = lw->split_images[i];
1997         lw->active_split_image = i;
1998
1999         image_set_update_func(lw->image, layout_image_update_cb, lw);
2000         layout_image_set_buttons(lw);
2001         image_set_drag_func(lw->image, layout_image_drag_cb, lw);
2002
2003         image_attach_window(lw->image, lw->window, NULL, GQ_APPNAME, FALSE);
2004
2005         /* do not hilight selected image in SPLIT_NONE */
2006         /* maybe the image should be selected always and hilight should be controled by
2007            another image option */
2008         if (lw->split_mode != SPLIT_NONE)
2009                 image_select(lw->split_images[i], TRUE);
2010         else
2011                 image_select(lw->split_images[i], FALSE);
2012
2013         fd = image_get_fd(lw->image);
2014
2015         if (fd)
2016                 {
2017 //              layout_list_sync_path(lw, path);
2018                 layout_set_fd(lw, fd);
2019                 }
2020         layout_status_update_image(lw);
2021 }
2022
2023
2024 static void layout_image_setup_split_common(LayoutWindow *lw, gint n)
2025 {
2026         gboolean frame = (n > 1) || (!lw->options.tools_float && !lw->options.tools_hidden);
2027         gint i;
2028
2029         for (i = 0; i < n; i++)
2030                 if (!lw->split_images[i])
2031                         {
2032                         FileData *img_fd = NULL;
2033                         double zoom = 0.0;
2034
2035                         layout_image_new(lw, i);
2036                         image_set_frame(lw->split_images[i], frame);
2037                         image_set_selectable(lw->split_images[i], (n > 1));
2038
2039                         if (lw->image)
2040                                 {
2041                                 image_osd_copy_status(lw->image, lw->split_images[i]);
2042                                 }
2043
2044                         if (layout_selection_count(lw, 0) > 1)
2045                                 {
2046                                 GList *work = g_list_last(layout_selection_list(lw));
2047                                 gint j = 0;
2048
2049                                 while (work && j < i)
2050                                         {
2051                                         FileData *fd = work->data;
2052                                         work = work->prev;
2053
2054                                         if (!fd || !*fd->path || fd->parent ||
2055                                                                                 fd == lw->split_images[0]->image_fd)
2056                                                 {
2057                                                 continue;
2058                                                 }
2059                                         img_fd = fd;
2060
2061                                         j++;
2062                                         }
2063                                 }
2064
2065                         if (!img_fd && lw->image)
2066                                 {
2067                                 img_fd = image_get_fd(lw->image);
2068                                 zoom = image_zoom_get(lw->image);
2069                                 }
2070
2071                         if (img_fd)
2072                                 {
2073                                 gdouble sx, sy;
2074                                 image_change_fd(lw->split_images[i], img_fd, zoom);
2075                                 image_get_scroll_center(lw->image, &sx, &sy);
2076                                 image_set_scroll_center(lw->split_images[i], sx, sy);
2077                                 }
2078                         layout_image_deactivate(lw, i);
2079                         }
2080                 else
2081                         {
2082                         image_set_frame(lw->split_images[i], frame);
2083                         image_set_selectable(lw->split_images[i], (n > 1));
2084                         }
2085
2086         for (i = n; i < MAX_SPLIT_IMAGES; i++)
2087                 {
2088                 if (lw->split_images[i])
2089                         {
2090                         g_object_unref(lw->split_images[i]->widget);
2091                         lw->split_images[i] = NULL;
2092                         }
2093                 }
2094
2095         if (!lw->image || lw->active_split_image < 0 || lw->active_split_image >= n)
2096                 {
2097                 layout_image_activate(lw, 0, TRUE);
2098                 }
2099         else
2100                 {
2101                 /* this will draw the frame around selected image (image_select)
2102                    on switch from single to split images */
2103                 layout_image_activate(lw, lw->active_split_image, TRUE);
2104                 }
2105 }
2106
2107 GtkWidget *layout_image_setup_split_none(LayoutWindow *lw)
2108 {
2109         lw->split_mode = SPLIT_NONE;
2110
2111         layout_image_setup_split_common(lw, 1);
2112
2113         lw->split_image_widget = lw->split_images[0]->widget;
2114
2115         return lw->split_image_widget;
2116 }
2117
2118
2119 GtkWidget *layout_image_setup_split_hv(LayoutWindow *lw, gboolean horizontal)
2120 {
2121         GtkWidget *paned;
2122
2123         lw->split_mode = horizontal ? SPLIT_HOR : SPLIT_VERT;
2124
2125         layout_image_setup_split_common(lw, 2);
2126
2127         /* horizontal split means vpaned and vice versa */
2128         if (horizontal)
2129                 paned = gtk_vpaned_new();
2130         else
2131                 paned = gtk_hpaned_new();
2132
2133         gtk_paned_pack1(GTK_PANED(paned), lw->split_images[0]->widget, TRUE, TRUE);
2134         gtk_paned_pack2(GTK_PANED(paned), lw->split_images[1]->widget, TRUE, TRUE);
2135
2136         gtk_widget_show(lw->split_images[0]->widget);
2137         gtk_widget_show(lw->split_images[1]->widget);
2138
2139         lw->split_image_widget = paned;
2140
2141         return lw->split_image_widget;
2142
2143 }
2144
2145 GtkWidget *layout_image_setup_split_quad(LayoutWindow *lw)
2146 {
2147         GtkWidget *hpaned;
2148         GtkWidget *vpaned1;
2149         GtkWidget *vpaned2;
2150         gint i;
2151
2152         lw->split_mode = SPLIT_QUAD;
2153
2154         layout_image_setup_split_common(lw, 4);
2155
2156         hpaned = gtk_hpaned_new();
2157         vpaned1 = gtk_vpaned_new();
2158         vpaned2 = gtk_vpaned_new();
2159
2160         gtk_paned_pack1(GTK_PANED(vpaned1), lw->split_images[0]->widget, TRUE, TRUE);
2161         gtk_paned_pack2(GTK_PANED(vpaned1), lw->split_images[2]->widget, TRUE, TRUE);
2162
2163         gtk_paned_pack1(GTK_PANED(vpaned2), lw->split_images[1]->widget, TRUE, TRUE);
2164         gtk_paned_pack2(GTK_PANED(vpaned2), lw->split_images[3]->widget, TRUE, TRUE);
2165
2166         gtk_paned_pack1(GTK_PANED(hpaned), vpaned1, TRUE, TRUE);
2167         gtk_paned_pack2(GTK_PANED(hpaned), vpaned2, TRUE, TRUE);
2168
2169         for (i = 0; i < 4; i++)
2170                 gtk_widget_show(lw->split_images[i]->widget);
2171
2172         gtk_widget_show(vpaned1);
2173         gtk_widget_show(vpaned2);
2174
2175         lw->split_image_widget = hpaned;
2176
2177         return lw->split_image_widget;
2178
2179 }
2180
2181 GtkWidget *layout_image_setup_split(LayoutWindow *lw, ImageSplitMode mode)
2182 {
2183         switch (mode)
2184                 {
2185                 case SPLIT_HOR:
2186                         return layout_image_setup_split_hv(lw, TRUE);
2187                 case SPLIT_VERT:
2188                         return layout_image_setup_split_hv(lw, FALSE);
2189                 case SPLIT_QUAD:
2190                         return layout_image_setup_split_quad(lw);
2191                 case SPLIT_NONE:
2192                 default:
2193                         return layout_image_setup_split_none(lw);
2194                 }
2195 }
2196
2197
2198 /*
2199  *-----------------------------------------------------------------------------
2200  * maintenance (for rename, move, remove)
2201  *-----------------------------------------------------------------------------
2202  */
2203
2204 static void layout_image_maint_renamed(LayoutWindow *lw, FileData *fd)
2205 {
2206         if (fd == layout_image_get_fd(lw))
2207                 {
2208                 image_set_fd(lw->image, fd);
2209                 }
2210 }
2211
2212 static void layout_image_maint_removed(LayoutWindow *lw, FileData *fd)
2213 {
2214         if (fd == layout_image_get_fd(lw))
2215                 {
2216                 CollectionData *cd;
2217                 CollectInfo *info;
2218
2219                 cd = image_get_collection(lw->image, &info);
2220                 if (cd && info)
2221                         {
2222                         CollectInfo *new;
2223
2224                         new = collection_next_by_info(cd, info);
2225                         if (!new) new = collection_prev_by_info(cd, info);
2226
2227                         if (new)
2228                                 {
2229                                 layout_image_set_collection(lw, cd, new);
2230                                 return;
2231                                 }
2232                         layout_image_set_fd(lw, NULL);
2233                         }
2234
2235                 /* the image will be set to the next image from the list soon,
2236                    setting it to NULL here is not necessary*/
2237                 }
2238 }
2239
2240
2241 void layout_image_notify_cb(FileData *fd, NotifyType type, gpointer data)
2242 {
2243         LayoutWindow *lw = data;
2244
2245         if (!(type & NOTIFY_CHANGE) || !fd->change) return;
2246
2247         DEBUG_1("Notify layout_image: %s %04x", fd->path, type);
2248
2249         switch (fd->change->type)
2250                 {
2251                 case FILEDATA_CHANGE_MOVE:
2252                 case FILEDATA_CHANGE_RENAME:
2253                         layout_image_maint_renamed(lw, fd);
2254                         break;
2255                 case FILEDATA_CHANGE_DELETE:
2256                         layout_image_maint_removed(lw, fd);
2257                         break;
2258                 case FILEDATA_CHANGE_COPY:
2259                 case FILEDATA_CHANGE_UNSPECIFIED:
2260                 case FILEDATA_CHANGE_WRITE_METADATA:
2261                         break;
2262                 }
2263
2264 }
2265 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */