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_stock(menu, _("_Delete..."), GTK_STOCK_DELETE, G_CALLBACK(li_pop_menu_delete_cb), lw);
 691         if (!path) gtk_widget_set_sensitive(item, FALSE);
 692
 693         item = menu_item_add(menu, _("_Copy path"), G_CALLBACK(li_pop_menu_copy_path_cb), lw);
 694         if (!path) gtk_widget_set_sensitive(item, FALSE);
 695
 696         menu_item_add_divider(menu);
 697
 698         if (layout_image_slideshow_active(lw))
 699                 {
 700                 menu_item_add(menu, _("_Stop slideshow"), G_CALLBACK(li_pop_menu_slide_stop_cb), lw);
 701                 if (layout_image_slideshow_paused(lw))
 702                         {
 703                         item = menu_item_add(menu, _("Continue slides_how"),
 704                                              G_CALLBACK(li_pop_menu_slide_pause_cb), lw);
 705                         }
 706                 else
 707                         {
 708                         item = menu_item_add(menu, _("Pause slides_how"),
 709                                              G_CALLBACK(li_pop_menu_slide_pause_cb), lw);
 710                         }
 711                 }
 712         else
 713                 {
 714                 menu_item_add(menu, _("_Start slideshow"), G_CALLBACK(li_pop_menu_slide_start_cb), lw);
 715                 item = menu_item_add(menu, _("Pause slides_how"), G_CALLBACK(li_pop_menu_slide_pause_cb), lw);
 716                 gtk_widget_set_sensitive(item, FALSE);
 717                 }
 718
 719         if (!fullscreen)
 720                 {
 721                 menu_item_add(menu, _("_Full screen"), G_CALLBACK(li_pop_menu_full_screen_cb), lw);
 722                 }
 723         else
 724                 {
 725                 menu_item_add(menu, _("Exit _full screen"), G_CALLBACK(li_pop_menu_full_screen_cb), lw);
 726                 }
 727
 728         menu_item_add_check(menu, _("_Animate"), lw->options.animate, G_CALLBACK(li_pop_menu_animate_cb), lw);
 729
 730         menu_item_add_divider(menu);
 731
 732         item = menu_item_add_check(menu, _("Hide file _list"), lw->options.tools_hidden,
 733                                    G_CALLBACK(li_pop_menu_hide_cb), lw);
 734         if (fullscreen) gtk_widget_set_sensitive(item, FALSE);
 735
 736         return menu;
 737 }
 738
 739 static void layout_image_menu_pos_cb(GtkMenu *menu, gint *x, gint *y, gboolean *push_in, gpointer data)
 740 {
 741         LayoutWindow *lw = data;
 742
 743         gdk_window_get_origin(gtk_widget_get_window(lw->image->pr), x, y);
 744         popup_menu_position_clamp(menu, x, y, 0);
 745 }
 746
 747 void layout_image_menu_popup(LayoutWindow *lw)
 748 {
 749         GtkWidget *menu;
 750
 751         menu = layout_image_pop_menu(lw);
 752         gtk_menu_popup(GTK_MENU(menu), NULL, NULL, layout_image_menu_pos_cb, lw, 0, GDK_CURRENT_TIME);
 753 }
 754
 755 /*
 756  *----------------------------------------------------------------------------
 757  * dnd
 758  *----------------------------------------------------------------------------
 759  */
 760
 761 static void layout_image_dnd_receive(GtkWidget *widget, GdkDragContext *context,
 762                                      gint x, gint y,
 763                                      GtkSelectionData *selection_data, guint info,
 764                                      guint time, gpointer data)
 765 {
 766         LayoutWindow *lw = data;
 767         gint i;
 768
 769
 770         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
 771                 {
 772                 if (lw->split_images[i] && lw->split_images[i]->pr == widget)
 773                         break;
 774                 }
 775         if (i < MAX_SPLIT_IMAGES)
 776                 {
 777                 DEBUG_1("dnd image activate %d", i);
 778                 layout_image_activate(lw, i, FALSE);
 779                 }
 780
 781
 782         if (info == TARGET_URI_LIST || info == TARGET_APP_COLLECTION_MEMBER)
 783                 {
 784                 CollectionData *source;
 785                 GList *list;
 786                 GList *info_list;
 787
 788                 if (info == TARGET_URI_LIST)
 789                         {
 790                         list = uri_filelist_from_gtk_selection_data(selection_data);
 791                         source = NULL;
 792                         info_list = NULL;
 793                         }
 794                 else
 795                         {
 796                         source = collection_from_dnd_data((gchar *)gtk_selection_data_get_data(selection_data), &list, &info_list);
 797                         }
 798
 799                 if (list)
 800                         {
 801                         FileData *fd = list->data;
 802
 803                         if (isfile(fd->path))
 804                                 {
 805                                 gchar *base;
 806                                 gint row;
 807                                 FileData *dir_fd;
 808
 809                                 base = remove_level_from_path(fd->path);
 810                                 dir_fd = file_data_new_dir(base);
 811                                 if (dir_fd != lw->dir_fd)
 812                                         {
 813                                         layout_set_fd(lw, dir_fd);
 814                                         }
 815                                 file_data_unref(dir_fd);
 816                                 g_free(base);
 817
 818                                 row = layout_list_get_index(lw, fd);
 819                                 if (source && info_list)
 820                                         {
 821                                         layout_image_set_collection(lw, source, info_list->data);
 822                                         }
 823                                 else if (row == -1)
 824                                         {
 825                                         layout_image_set_fd(lw, fd);
 826                                         }
 827                                 else
 828                                         {
 829                                         layout_image_set_index(lw, row);
 830                                         }
 831                                 }
 832                         else if (isdir(fd->path))
 833                                 {
 834                                 layout_set_fd(lw, fd);
 835                                 layout_image_set_fd(lw, NULL);
 836                                 }
 837                         }
 838
 839                 filelist_free(list);
 840                 g_list_free(info_list);
 841                 }
 842 }
 843
 844 static void layout_image_dnd_get(GtkWidget *widget, GdkDragContext *context,
 845                                  GtkSelectionData *selection_data, guint info,
 846                                  guint time, gpointer data)
 847 {
 848         LayoutWindow *lw = data;
 849         FileData *fd;
 850         gint i;
 851
 852
 853         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
 854                 {
 855                 if (lw->split_images[i] && lw->split_images[i]->pr == widget)
 856                         break;
 857                 }
 858         if (i < MAX_SPLIT_IMAGES)
 859                 {
 860                 DEBUG_1("dnd get from %d", i);
 861                 fd = image_get_fd(lw->split_images[i]);
 862                 }
 863         else
 864                 fd = layout_image_get_fd(lw);
 865
 866         if (fd)
 867                 {
 868                 GList *list;
 869
 870                 list = g_list_append(NULL, fd);
 871                 uri_selection_data_set_uris_from_filelist(selection_data, list);
 872                 g_list_free(list);
 873                 }
 874         else
 875                 {
 876                 gtk_selection_data_set(selection_data, gtk_selection_data_get_target(selection_data),
 877                                        8, NULL, 0);
 878                 }
 879 }
 880
 881 static void layout_image_dnd_end(GtkWidget *widget, GdkDragContext *context, gpointer data)
 882 {
 883         LayoutWindow *lw = data;
 884         if (gdk_drag_context_get_selected_action(context) == GDK_ACTION_MOVE)
 885                 {
 886                 FileData *fd;
 887                 gint row;
 888
 889                 fd = layout_image_get_fd(lw);
 890                 row = layout_list_get_index(lw, fd);
 891                 if (row < 0) return;
 892
 893                 if (!isfile(fd->path))
 894                         {
 895                         if ((guint) row < layout_list_count(lw, NULL) - 1)
 896                                 {
 897                                 layout_image_next(lw);
 898                                 }
 899                         else
 900                                 {
 901                                 layout_image_prev(lw);
 902                                 }
 903                         }
 904                 layout_refresh(lw);
 905                 }
 906 }
 907
 908 static void layout_image_dnd_init(LayoutWindow *lw, gint i)
 909 {
 910         ImageWindow *imd = lw->split_images[i];
 911
 912         gtk_drag_source_set(imd->pr, GDK_BUTTON2_MASK,
 913                             dnd_file_drag_types, dnd_file_drag_types_count,
 914                             GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
 915         g_signal_connect(G_OBJECT(imd->pr), "drag_data_get",
 916                          G_CALLBACK(layout_image_dnd_get), lw);
 917         g_signal_connect(G_OBJECT(imd->pr), "drag_end",
 918                          G_CALLBACK(layout_image_dnd_end), lw);
 919
 920         gtk_drag_dest_set(imd->pr,
 921                           GTK_DEST_DEFAULT_MOTION | GTK_DEST_DEFAULT_DROP,
 922                           dnd_file_drop_types, dnd_file_drop_types_count,
 923                           GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
 924         g_signal_connect(G_OBJECT(imd->pr), "drag_data_received",
 925                          G_CALLBACK(layout_image_dnd_receive), lw);
 926 }
 927
 928
 929 /*
 930  *----------------------------------------------------------------------------
 931  * misc
 932  *----------------------------------------------------------------------------
 933  */
 934
 935 void layout_image_to_root(LayoutWindow *lw)
 936 {
 937         image_to_root_window(lw->image, (image_zoom_get(lw->image) == 0));
 938 }
 939
 940 /*
 941  *----------------------------------------------------------------------------
 942  * manipulation + accessors
 943  *----------------------------------------------------------------------------
 944  */
 945
 946 void layout_image_scroll(LayoutWindow *lw, gint x, gint y, gboolean connect_scroll)
 947 {
 948         gdouble dx, dy;
 949         gint width, height, i;
 950         if (!layout_valid(&lw)) return;
 951
 952         image_scroll(lw->image, x, y);
 953
 954         if (lw->full_screen && lw->image != lw->full_screen->imd)
 955                 {
 956                 image_scroll(lw->full_screen->imd, x, y);
 957                 }
 958
 959         if (!connect_scroll) return;
 960
 961         image_get_image_size(lw->image, &width, &height);
 962         dx = (gdouble) x / width;
 963         dy = (gdouble) y / height;
 964
 965         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
 966                 {
 967                 if (lw->split_images[i] && lw->split_images[i] != lw->image)
 968                         {
 969                         gdouble sx, sy;
 970                         image_get_scroll_center(lw->split_images[i], &sx, &sy);
 971                         sx += dx;
 972                         sy += dy;
 973                         image_set_scroll_center(lw->split_images[i], sx, sy);
 974                         }
 975                 }
 976
 977 }
 978
 979 void layout_image_zoom_adjust(LayoutWindow *lw, gdouble increment, gboolean connect_zoom)
 980 {
 981         gint i;
 982         if (!layout_valid(&lw)) return;
 983
 984         image_zoom_adjust(lw->image, increment);
 985
 986         if (lw->full_screen && lw->image != lw->full_screen->imd)
 987                 {
 988                 image_zoom_adjust(lw->full_screen->imd, increment);
 989                 }
 990
 991         if (!connect_zoom) return;
 992
 993         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
 994                 {
 995                 if (lw->split_images[i] && lw->split_images[i] != lw->image)
 996                         image_zoom_adjust(lw->split_images[i], increment); ;
 997                 }
 998 }
 999
1000 void layout_image_zoom_adjust_at_point(LayoutWindow *lw, gdouble increment, gint x, gint y, gboolean connect_zoom)
1001 {
1002         gint i;
1003         if (!layout_valid(&lw)) return;
1004
1005         image_zoom_adjust_at_point(lw->image, increment, x, y);
1006
1007         if (lw->full_screen && lw->image != lw->full_screen->imd)
1008                 {
1009                 image_zoom_adjust_at_point(lw->full_screen->imd, increment, x, y);
1010                 }
1011         if (!connect_zoom && !lw->split_mode) return;
1012
1013         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
1014                 {
1015                 if (lw->split_images[i] && lw->split_images[i] != lw->image &&
1016                                                 lw->split_images[i]->mouse_wheel_mode)
1017                         image_zoom_adjust_at_point(lw->split_images[i], increment, x, y);
1018                 }
1019 }
1020
1021 void layout_image_zoom_set(LayoutWindow *lw, gdouble zoom, gboolean connect_zoom)
1022 {
1023         gint i;
1024         if (!layout_valid(&lw)) return;
1025
1026         image_zoom_set(lw->image, zoom);
1027
1028         if (lw->full_screen && lw->image != lw->full_screen->imd)
1029                 {
1030                 image_zoom_set(lw->full_screen->imd, zoom);
1031                 }
1032
1033         if (!connect_zoom) return;
1034
1035         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
1036                 {
1037                 if (lw->split_images[i] && lw->split_images[i] != lw->image)
1038                         image_zoom_set(lw->split_images[i], zoom);
1039                 }
1040 }
1041
1042 void layout_image_zoom_set_fill_geometry(LayoutWindow *lw, gboolean vertical, gboolean connect_zoom)
1043 {
1044         gint i;
1045         if (!layout_valid(&lw)) return;
1046
1047         image_zoom_set_fill_geometry(lw->image, vertical);
1048
1049         if (lw->full_screen && lw->image != lw->full_screen->imd)
1050                 {
1051                 image_zoom_set_fill_geometry(lw->full_screen->imd, vertical);
1052                 }
1053
1054         if (!connect_zoom) return;
1055
1056         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
1057                 {
1058                 if (lw->split_images[i] && lw->split_images[i] != lw->image)
1059                         image_zoom_set_fill_geometry(lw->split_images[i], vertical);
1060                 }
1061 }
1062
1063 void layout_image_alter_orientation(LayoutWindow *lw, AlterType type)
1064 {
1065         if (!layout_valid(&lw)) return;
1066
1067         GtkTreeModel *store;
1068         GList *work;
1069         GtkTreeSelection *selection;
1070         GtkTreePath *tpath;
1071         FileData *fd_n;
1072         GtkTreeIter iter;
1073
1074         if (!lw || !lw->vf) return;
1075
1076         if (lw->vf->type == FILEVIEW_ICON)
1077                 {
1078                 if (!VFICON(lw->vf)->selection) return;
1079                 work = VFICON(lw->vf)->selection;
1080                 }
1081         else
1082                 {
1083                 selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(lw->vf->listview));
1084                 work = gtk_tree_selection_get_selected_rows(selection, &store);
1085                 }
1086
1087         while (work)
1088                 {
1089                 if (lw->vf->type == FILEVIEW_ICON)
1090                         {
1091                         fd_n = work->data;
1092                         work = work->next;
1093                         }
1094                 else
1095                         {
1096                         tpath = work->data;
1097                         gtk_tree_model_get_iter(store, &iter, tpath);
1098                         gtk_tree_model_get(store, &iter, FILE_COLUMN_POINTER, &fd_n, -1);
1099                         work = work->next;
1100                         }
1101
1102                 image_alter_orientation(lw->image, fd_n, type);
1103                 }
1104 }
1105
1106 static void image_alter_rating(FileData *fd_n, const gchar *rating)
1107 {
1108         metadata_write_string(fd_n, RATING_KEY, rating);
1109 }
1110
1111 void layout_image_rating(LayoutWindow *lw, const gchar *rating)
1112 {
1113         if (!layout_valid(&lw)) return;
1114
1115         GtkTreeModel *store;
1116         GList *work;
1117         GtkTreeSelection *selection;
1118         GtkTreePath *tpath;
1119         FileData *fd_n;
1120         GtkTreeIter iter;
1121
1122         if (!lw || !lw->vf) return;
1123
1124         if (lw->vf->type == FILEVIEW_ICON)
1125                 {
1126                 if (!VFICON(lw->vf)->selection) return;
1127                 work = VFICON(lw->vf)->selection;
1128                 }
1129         else
1130                 {
1131                 selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(lw->vf->listview));
1132                 work = gtk_tree_selection_get_selected_rows(selection, &store);
1133                 }
1134
1135         while (work)
1136                 {
1137                 if (lw->vf->type == FILEVIEW_ICON)
1138                         {
1139                         fd_n = work->data;
1140                         work = work->next;
1141                         }
1142                 else
1143                         {
1144                         tpath = work->data;
1145                         gtk_tree_model_get_iter(store, &iter, tpath);
1146                         gtk_tree_model_get(store, &iter, FILE_COLUMN_POINTER, &fd_n, -1);
1147                         work = work->next;
1148                         }
1149
1150                 image_alter_rating(fd_n, rating);
1151                 }
1152 }
1153
1154 void layout_image_reset_orientation(LayoutWindow *lw)
1155 {
1156         ImageWindow *imd= lw->image;
1157
1158         if (!layout_valid(&lw)) return;
1159         if (!imd || !imd->pr || !imd->image_fd) return;
1160
1161         if (imd->orientation < 1 || imd->orientation > 8) imd->orientation = 1;
1162
1163         if (options->image.exif_rotate_enable)
1164                 {
1165                 imd->orientation = metadata_read_int(imd->image_fd, ORIENTATION_KEY, EXIF_ORIENTATION_TOP_LEFT);
1166                 }
1167         else
1168                 {
1169                 imd->orientation = 1;
1170                 }
1171
1172         if (imd->image_fd->user_orientation != 0)
1173                 {
1174                  imd->orientation = imd->image_fd->user_orientation;
1175                 }
1176
1177         pixbuf_renderer_set_orientation((PixbufRenderer *)imd->pr, imd->orientation);
1178 }
1179
1180 void layout_image_set_desaturate(LayoutWindow *lw, gboolean desaturate)
1181 {
1182         if (!layout_valid(&lw)) return;
1183
1184         image_set_desaturate(lw->image, desaturate);
1185 }
1186
1187 gboolean layout_image_get_desaturate(LayoutWindow *lw)
1188 {
1189         if (!layout_valid(&lw)) return FALSE;
1190
1191         return image_get_desaturate(lw->image);
1192 }
1193
1194 /* stereo */
1195 /*
1196 gint layout_image_stereo_get(LayoutWindow *lw)
1197 {
1198         if (!layout_valid(&lw)) return 0;
1199
1200         return image_stereo_get(lw->image);
1201 }
1202
1203 void layout_image_stereo_set(LayoutWindow *lw, gint stereo_mode)
1204 {
1205         if (!layout_valid(&lw)) return;
1206
1207         image_stereo_set(lw->image, stereo_mode);
1208 }
1209 void layout_image_stereo_swap(LayoutWindow *lw)
1210 {
1211         if (!layout_valid(&lw)) return;
1212
1213         image_stereo_swap(lw->image);
1214 }
1215 */
1216
1217 gint layout_image_stereo_pixbuf_get(LayoutWindow *lw)
1218 {
1219         if (!layout_valid(&lw)) return 0;
1220
1221         return image_stereo_pixbuf_get(lw->image);
1222 }
1223
1224 void layout_image_stereo_pixbuf_set(LayoutWindow *lw, gint stereo_mode)
1225 {
1226         if (!layout_valid(&lw)) return;
1227
1228         image_stereo_pixbuf_set(lw->image, stereo_mode);
1229 }
1230
1231 const gchar *layout_image_get_path(LayoutWindow *lw)
1232 {
1233         if (!layout_valid(&lw)) return NULL;
1234
1235         return image_get_path(lw->image);
1236 }
1237
1238 const gchar *layout_image_get_name(LayoutWindow *lw)
1239 {
1240         if (!layout_valid(&lw)) return NULL;
1241
1242         return image_get_name(lw->image);
1243 }
1244
1245 FileData *layout_image_get_fd(LayoutWindow *lw)
1246 {
1247         if (!layout_valid(&lw)) return NULL;
1248
1249         return image_get_fd(lw->image);
1250 }
1251
1252 CollectionData *layout_image_get_collection(LayoutWindow *lw, CollectInfo **info)
1253 {
1254         if (!layout_valid(&lw)) return NULL;
1255
1256         return image_get_collection(lw->image, info);
1257 }
1258
1259 gint layout_image_get_index(LayoutWindow *lw)
1260 {
1261         return layout_list_get_index(lw, image_get_fd(lw->image));
1262 }
1263
1264 /*
1265  *----------------------------------------------------------------------------
1266  * image changers
1267  *----------------------------------------------------------------------------
1268  */
1269
1270 void layout_image_set_fd(LayoutWindow *lw, FileData *fd)
1271 {
1272         if (!layout_valid(&lw)) return;
1273
1274         image_change_fd(lw->image, fd, image_zoom_get_default(lw->image));
1275
1276         if (lw->full_screen && lw->image != lw->full_screen->imd)
1277                 {
1278                 image_change_fd(lw->full_screen->imd, fd, image_zoom_get_default(lw->full_screen->imd));
1279                 }
1280
1281
1282         layout_list_sync_fd(lw, fd);
1283         layout_image_slideshow_continue_check(lw);
1284         layout_bars_new_image(lw);
1285         layout_image_animate_new_file(lw);
1286 }
1287
1288 void layout_image_set_with_ahead(LayoutWindow *lw, FileData *fd, FileData *read_ahead_fd)
1289 {
1290         if (!layout_valid(&lw)) return;
1291
1292 /*
1293 This should be handled at the caller: in vflist_select_image
1294         if (path)
1295                 {
1296                 const gchar *old_path;
1297
1298                 old_path = layout_image_get_path(lw);
1299                 if (old_path && strcmp(path, old_path) == 0) return;
1300                 }
1301 */
1302         layout_image_set_fd(lw, fd);
1303         if (options->image.enable_read_ahead) image_prebuffer_set(lw->image, read_ahead_fd);
1304 }
1305
1306 void layout_image_set_index(LayoutWindow *lw, gint index)
1307 {
1308         FileData *fd;
1309         FileData *read_ahead_fd;
1310         gint old;
1311
1312         if (!layout_valid(&lw)) return;
1313
1314         old = layout_list_get_index(lw, layout_image_get_fd(lw));
1315         fd = layout_list_get_fd(lw, index);
1316
1317         if (old > index)
1318                 {
1319                 read_ahead_fd = layout_list_get_fd(lw, index - 1);
1320                 }
1321         else
1322                 {
1323                 read_ahead_fd = layout_list_get_fd(lw, index + 1);
1324                 }
1325
1326         if (layout_selection_count(lw, 0) > 1)
1327                 {
1328                 GList *x = layout_selection_list_by_index(lw);
1329                 GList *y;
1330                 GList *last;
1331
1332                 for (last = y = x; y; y = y->next)
1333                         last = y;
1334                 for (y = x; y && (GPOINTER_TO_INT(y->data)) != index; y = y->next)
1335                         ;
1336
1337                 if (y)
1338                         {
1339                         gint newindex;
1340
1341                         if ((index > old && (index != GPOINTER_TO_INT(last->data) || old != GPOINTER_TO_INT(x->data)))
1342                             || (old == GPOINTER_TO_INT(last->data) && index == GPOINTER_TO_INT(x->data)))
1343                                 {
1344                                 if (y->next)
1345                                         newindex = GPOINTER_TO_INT(y->next->data);
1346                                 else
1347                                         newindex = GPOINTER_TO_INT(x->data);
1348                                 }
1349                         else
1350                                 {
1351                                 if (y->prev)
1352                                         newindex = GPOINTER_TO_INT(y->prev->data);
1353                                 else
1354                                         newindex = GPOINTER_TO_INT(last->data);
1355                                 }
1356
1357                         read_ahead_fd = layout_list_get_fd(lw, newindex);
1358                         }
1359
1360                 while (x)
1361                         x = g_list_remove(x, x->data);
1362                 }
1363
1364         layout_image_set_with_ahead(lw, fd, read_ahead_fd);
1365 }
1366
1367 static void layout_image_set_collection_real(LayoutWindow *lw, CollectionData *cd, CollectInfo *info, gboolean forward)
1368 {
1369         if (!layout_valid(&lw)) return;
1370
1371         image_change_from_collection(lw->image, cd, info, image_zoom_get_default(lw->image));
1372         if (options->image.enable_read_ahead)
1373                 {
1374                 CollectInfo *r_info;
1375                 if (forward)
1376                         {
1377                         r_info = collection_next_by_info(cd, info);
1378                         if (!r_info) r_info = collection_prev_by_info(cd, info);
1379                         }
1380                 else
1381                         {
1382                         r_info = collection_prev_by_info(cd, info);
1383                         if (!r_info) r_info = collection_next_by_info(cd, info);
1384                         }
1385                 if (r_info) image_prebuffer_set(lw->image, r_info->fd);
1386                 }
1387
1388         layout_image_slideshow_continue_check(lw);
1389         layout_bars_new_image(lw);
1390 }
1391
1392 void layout_image_set_collection(LayoutWindow *lw, CollectionData *cd, CollectInfo *info)
1393 {
1394         layout_image_set_collection_real(lw, cd, info, TRUE);
1395         layout_list_sync_fd(lw, layout_image_get_fd(lw));
1396 }
1397
1398 void layout_image_refresh(LayoutWindow *lw)
1399 {
1400         if (!layout_valid(&lw)) return;
1401
1402         image_reload(lw->image);
1403 }
1404
1405 void layout_image_color_profile_set(LayoutWindow *lw,
1406                                     gint input_type,
1407                                     gboolean use_image)
1408 {
1409         if (!layout_valid(&lw)) return;
1410
1411         image_color_profile_set(lw->image, input_type, use_image);
1412 }
1413
1414 gboolean layout_image_color_profile_get(LayoutWindow *lw,
1415                                         gint *input_type,
1416                                         gboolean *use_image)
1417 {
1418         if (!layout_valid(&lw)) return FALSE;
1419
1420         return image_color_profile_get(lw->image, input_type, use_image);
1421 }
1422
1423 void layout_image_color_profile_set_use(LayoutWindow *lw, gboolean enable)
1424 {
1425         if (!layout_valid(&lw)) return;
1426
1427         image_color_profile_set_use(lw->image, enable);
1428 }
1429
1430 gboolean layout_image_color_profile_get_use(LayoutWindow *lw)
1431 {
1432         if (!layout_valid(&lw)) return FALSE;
1433
1434         return image_color_profile_get_use(lw->image);
1435 }
1436
1437 gboolean layout_image_color_profile_get_status(LayoutWindow *lw, gchar **image_profile, gchar **screen_profile)
1438 {
1439         if (!layout_valid(&lw)) return FALSE;
1440
1441         return image_color_profile_get_status(lw->image, image_profile, screen_profile);
1442 }
1443
1444 /*
1445  *----------------------------------------------------------------------------
1446  * list walkers
1447  *----------------------------------------------------------------------------
1448  */
1449
1450 void layout_image_next(LayoutWindow *lw)
1451 {
1452         gint current;
1453         CollectionData *cd;
1454         CollectInfo *info;
1455
1456         if (!layout_valid(&lw)) return;
1457
1458         if (layout_image_slideshow_active(lw))
1459                 {
1460                 layout_image_slideshow_next(lw);
1461                 return;
1462                 }
1463
1464         if (layout_selection_count(lw, 0) > 1)
1465                 {
1466                 GList *x = layout_selection_list_by_index(lw);
1467                 gint old = layout_list_get_index(lw, layout_image_get_fd(lw));
1468                 GList *y;
1469
1470                 for (y = x; y && (GPOINTER_TO_INT(y->data)) != old; y = y->next)
1471                         ;
1472                 if (y)
1473                         {
1474                         if (y->next)
1475                                 layout_image_set_index(lw, GPOINTER_TO_INT(y->next->data));
1476                         else
1477                                 layout_image_set_index(lw, GPOINTER_TO_INT(x->data));
1478                         }
1479                 while (x)
1480                         x = g_list_remove(x, x->data);
1481                 if (y) /* not dereferenced */
1482                         return;
1483                 }
1484
1485         cd = image_get_collection(lw->image, &info);
1486
1487         if (cd && info)
1488                 {
1489                 info = collection_next_by_info(cd, info);
1490                 if (info)
1491                         {
1492                         layout_image_set_collection_real(lw, cd, info, TRUE);
1493                         }
1494                 else
1495                         {
1496                         image_osd_icon(lw->image, IMAGE_OSD_LAST, -1);
1497                         }
1498                 return;
1499                 }
1500
1501         current = layout_image_get_index(lw);
1502
1503         if (current >= 0)
1504                 {
1505                 if ((guint) current < layout_list_count(lw, NULL) - 1)
1506                         {
1507                         layout_image_set_index(lw, current + 1);
1508                         }
1509                 else
1510                         {
1511                         image_osd_icon(lw->image, IMAGE_OSD_LAST, -1);
1512                         }
1513                 }
1514         else
1515                 {
1516                 layout_image_set_index(lw, 0);
1517                 }
1518 }
1519
1520 void layout_image_prev(LayoutWindow *lw)
1521 {
1522         gint current;
1523         CollectionData *cd;
1524         CollectInfo *info;
1525
1526         if (!layout_valid(&lw)) return;
1527
1528         if (layout_image_slideshow_active(lw))
1529                 {
1530                 layout_image_slideshow_prev(lw);
1531                 return;
1532                 }
1533
1534         if (layout_selection_count(lw, 0) > 1)
1535                 {
1536                 GList *x = layout_selection_list_by_index(lw);
1537                 gint old = layout_list_get_index(lw, layout_image_get_fd(lw));
1538                 GList *y;
1539                 GList *last;
1540
1541                 for (last = y = x; y; y = y->next)
1542                         last = y;
1543                 for (y = x; y && (GPOINTER_TO_INT(y->data)) != old; y = y->next)
1544                         ;
1545                 if (y)
1546                         {
1547                         if (y->prev)
1548                                 layout_image_set_index(lw, GPOINTER_TO_INT(y->prev->data));
1549                         else
1550                                 layout_image_set_index(lw, GPOINTER_TO_INT(last->data));
1551                         }
1552                 while (x)
1553                         x = g_list_remove(x, x->data);
1554                 if (y) /* not dereferenced */
1555                         return;
1556                 }
1557
1558         cd = image_get_collection(lw->image, &info);
1559
1560         if (cd && info)
1561                 {
1562                 info = collection_prev_by_info(cd, info);
1563                 if (info)
1564                         {
1565                         layout_image_set_collection_real(lw, cd, info, FALSE);
1566                         }
1567                 else
1568                         {
1569                         image_osd_icon(lw->image, IMAGE_OSD_FIRST, -1);
1570                         }
1571                 return;
1572                 }
1573
1574         current = layout_image_get_index(lw);
1575
1576         if (current >= 0)
1577                 {
1578                 if (current > 0)
1579                         {
1580                         layout_image_set_index(lw, current - 1);
1581                         }
1582                 else
1583                         {
1584                         image_osd_icon(lw->image, IMAGE_OSD_FIRST, -1);
1585                         }
1586                 }
1587         else
1588                 {
1589                 layout_image_set_index(lw, layout_list_count(lw, NULL) - 1);
1590                 }
1591 }
1592
1593 void layout_image_first(LayoutWindow *lw)
1594 {
1595         gint current;
1596         CollectionData *cd;
1597         CollectInfo *info;
1598
1599         if (!layout_valid(&lw)) return;
1600
1601         cd = image_get_collection(lw->image, &info);
1602
1603         if (cd && info)
1604                 {
1605                 CollectInfo *new;
1606                 new = collection_get_first(cd);
1607                 if (new != info) layout_image_set_collection_real(lw, cd, new, TRUE);
1608                 return;
1609                 }
1610
1611         current = layout_image_get_index(lw);
1612         if (current != 0 && layout_list_count(lw, NULL) > 0)
1613                 {
1614                 layout_image_set_index(lw, 0);
1615                 }
1616 }
1617
1618 void layout_image_last(LayoutWindow *lw)
1619 {
1620         gint current;
1621         gint count;
1622         CollectionData *cd;
1623         CollectInfo *info;
1624
1625         if (!layout_valid(&lw)) return;
1626
1627         cd = image_get_collection(lw->image, &info);
1628
1629         if (cd && info)
1630                 {
1631                 CollectInfo *new;
1632                 new = collection_get_last(cd);
1633                 if (new != info) layout_image_set_collection_real(lw, cd, new, FALSE);
1634                 return;
1635                 }
1636
1637         current = layout_image_get_index(lw);
1638         count = layout_list_count(lw, NULL);
1639         if (current != count - 1 && count > 0)
1640                 {
1641                 layout_image_set_index(lw, count - 1);
1642                 }
1643 }
1644
1645 /*
1646  *----------------------------------------------------------------------------
1647  * mouse callbacks
1648  *----------------------------------------------------------------------------
1649  */
1650
1651 static gint image_idx(LayoutWindow *lw, ImageWindow *imd)
1652 {
1653         gint i;
1654
1655         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
1656                 {
1657                 if (lw->split_images[i] == imd)
1658                         break;
1659                 }
1660         if (i < MAX_SPLIT_IMAGES)
1661                 {
1662                 return i;
1663                 }
1664         return -1;
1665 }
1666
1667 static void layout_image_focus_in_cb(ImageWindow *imd, gpointer data)
1668 {
1669         LayoutWindow *lw = data;
1670
1671         gint i = image_idx(lw, imd);
1672
1673         if (i != -1)
1674                 {
1675                 DEBUG_1("image activate focus_in %d", i);
1676                 layout_image_activate(lw, i, FALSE);
1677                 }
1678 }
1679
1680
1681 static void layout_image_button_cb(ImageWindow *imd, GdkEventButton *event, gpointer data)
1682 {
1683         LayoutWindow *lw = data;
1684         GtkWidget *menu;
1685
1686         switch (event->button)
1687                 {
1688                 case MOUSE_BUTTON_LEFT:
1689                         if (event->type == GDK_2BUTTON_PRESS)
1690                                 {
1691                                 if (lw->full_screen)
1692                                         layout_image_full_screen_stop(lw);
1693                                 }
1694                         if (options->image_lm_click_nav && lw->split_mode == SPLIT_NONE)
1695                                 layout_image_next(lw);
1696                         break;
1697                 case MOUSE_BUTTON_MIDDLE:
1698                         if (options->image_lm_click_nav && lw->split_mode == SPLIT_NONE)
1699                                 layout_image_prev(lw);
1700                         break;
1701                 case MOUSE_BUTTON_RIGHT:
1702                         menu = layout_image_pop_menu(lw);
1703                         if (imd == lw->image)
1704                                 {
1705                                 g_object_set_data(G_OBJECT(menu), "click_parent", imd->widget);
1706                                 }
1707                         gtk_menu_popup(GTK_MENU(menu), NULL, NULL, NULL, NULL, 3, event->time);
1708                         break;
1709                 default:
1710                         break;
1711                 }
1712 }
1713
1714 static void layout_image_scroll_cb(ImageWindow *imd, GdkEventScroll *event, gpointer data)
1715 {
1716         LayoutWindow *lw = data;
1717
1718         gint i = image_idx(lw, imd);
1719
1720         if (i != -1)
1721                 {
1722                 DEBUG_1("image activate scroll %d", i);
1723                 layout_image_activate(lw, i, FALSE);
1724                 }
1725
1726
1727         if ((event->state & GDK_CONTROL_MASK) ||
1728                                 (imd->mouse_wheel_mode && !options->image_lm_click_nav))
1729                 {
1730                 switch (event->direction)
1731                         {
1732                         case GDK_SCROLL_UP:
1733                                 layout_image_zoom_adjust_at_point(lw, get_zoom_increment(), event->x, event->y, event->state & GDK_SHIFT_MASK);
1734                                 break;
1735                         case GDK_SCROLL_DOWN:
1736                                 layout_image_zoom_adjust_at_point(lw, -get_zoom_increment(), event->x, event->y, event->state & GDK_SHIFT_MASK);
1737                                 break;
1738                         default:
1739                                 break;
1740                         }
1741                 }
1742         else if (options->mousewheel_scrolls)
1743                 {
1744                 switch (event->direction)
1745                         {
1746                         case GDK_SCROLL_UP:
1747                                 image_scroll(imd, 0, -MOUSEWHEEL_SCROLL_SIZE);
1748                                 break;
1749                         case GDK_SCROLL_DOWN:
1750                                 image_scroll(imd, 0, MOUSEWHEEL_SCROLL_SIZE);
1751                                 break;
1752                         case GDK_SCROLL_LEFT:
1753                                 image_scroll(imd, -MOUSEWHEEL_SCROLL_SIZE, 0);
1754                                 break;
1755                         case GDK_SCROLL_RIGHT:
1756                                 image_scroll(imd, MOUSEWHEEL_SCROLL_SIZE, 0);
1757                                 break;
1758                         default:
1759                                 break;
1760                         }
1761                 }
1762         else
1763                 {
1764                 switch (event->direction)
1765                         {
1766                         case GDK_SCROLL_UP:
1767                                 layout_image_prev(lw);
1768                                 break;
1769                         case GDK_SCROLL_DOWN:
1770                                 layout_image_next(lw);
1771                                 break;
1772                         default:
1773                                 break;
1774                         }
1775                 }
1776 }
1777
1778 static void layout_image_drag_cb(ImageWindow *imd, GdkEventMotion *event, gdouble dx, gdouble dy, gpointer data)
1779 {
1780         gint i;
1781         LayoutWindow *lw = data;
1782         gdouble sx, sy;
1783
1784         if (lw->full_screen && lw->image != lw->full_screen->imd &&
1785             imd != lw->full_screen->imd)
1786                 {
1787                 if (event->state & GDK_CONTROL_MASK)
1788                         {
1789                         image_get_scroll_center(imd, &sx, &sy);
1790                         }
1791                 else
1792                         {
1793                         image_get_scroll_center(lw->full_screen->imd, &sx, &sy);
1794                         sx += dx;
1795                         sy += dy;
1796                         }
1797                 image_set_scroll_center(lw->full_screen->imd, sx, sy);
1798                 }
1799
1800         if (!(event->state & GDK_SHIFT_MASK)) return;
1801
1802         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
1803                 {
1804                 if (lw->split_images[i] && lw->split_images[i] != imd)
1805                         {
1806
1807                         if (event->state & GDK_CONTROL_MASK)
1808                                 {
1809                                 image_get_scroll_center(imd, &sx, &sy);
1810                                 }
1811                         else
1812                                 {
1813                                 image_get_scroll_center(lw->split_images[i], &sx, &sy);
1814                                 sx += dx;
1815                                 sy += dy;
1816                                 }
1817                         image_set_scroll_center(lw->split_images[i], sx, sy);
1818                         }
1819                 }
1820 }
1821
1822 static void layout_image_button_inactive_cb(ImageWindow *imd, GdkEventButton *event, gpointer data)
1823 {
1824         LayoutWindow *lw = data;
1825         GtkWidget *menu;
1826         gint i = image_idx(lw, imd);
1827
1828         if (i != -1)
1829                 {
1830                 layout_image_activate(lw, i, FALSE);
1831                 }
1832
1833         switch (event->button)
1834                 {
1835                 case MOUSE_BUTTON_RIGHT:
1836                         menu = layout_image_pop_menu(lw);
1837                         if (imd == lw->image)
1838                                 {
1839                                 g_object_set_data(G_OBJECT(menu), "click_parent", imd->widget);
1840                                 }
1841                         gtk_menu_popup(GTK_MENU(menu), NULL, NULL, NULL, NULL, 3, event->time);
1842                         break;
1843                 default:
1844                         break;
1845                 }
1846
1847 }
1848
1849 static void layout_image_drag_inactive_cb(ImageWindow *imd, GdkEventMotion *event, gdouble dx, gdouble dy, gpointer data)
1850 {
1851         LayoutWindow *lw = data;
1852         gint i = image_idx(lw, imd);
1853
1854         if (i != -1)
1855                 {
1856                 layout_image_activate(lw, i, FALSE);
1857                 }
1858
1859         /* continue as with active image */
1860         layout_image_drag_cb(imd, event, dx, dy, data);
1861 }
1862
1863
1864 static void layout_image_set_buttons(LayoutWindow *lw)
1865 {
1866         image_set_button_func(lw->image, layout_image_button_cb, lw);
1867         image_set_scroll_func(lw->image, layout_image_scroll_cb, lw);
1868 }
1869
1870 static void layout_image_set_buttons_inactive(LayoutWindow *lw, gint i)
1871 {
1872         image_set_button_func(lw->split_images[i], layout_image_button_inactive_cb, lw);
1873         image_set_scroll_func(lw->split_images[i], layout_image_scroll_cb, lw);
1874 }
1875
1876 /* Returns the length of an integer */
1877 static gint num_length(gint num)
1878 {
1879         gint len = 0;
1880         if (num < 0) num = -num;
1881         while (num)
1882                 {
1883                 num /= 10;
1884                 len++;
1885                 }
1886         return len;
1887 }
1888
1889 void layout_status_update_pixel_cb(PixbufRenderer *pr, gpointer data)
1890 {
1891         LayoutWindow *lw = data;
1892         gint x_pixel, y_pixel;
1893         gint width, height;
1894         gchar *text;
1895         PangoAttrList *attrs;
1896
1897         if (!data || !layout_valid(&lw) || !lw->image
1898             || !lw->options.show_info_pixel || lw->image->unknown) return;
1899
1900         pixbuf_renderer_get_image_size(pr, &width, &height);
1901         if (width < 1 || height < 1) return;
1902
1903         pixbuf_renderer_get_mouse_position(pr, &x_pixel, &y_pixel);
1904
1905         if(x_pixel >= 0 && y_pixel >= 0)
1906                 {
1907                 gint r_mouse, g_mouse, b_mouse;
1908
1909                 pixbuf_renderer_get_pixel_colors(pr, x_pixel, y_pixel,
1910                                                  &r_mouse, &g_mouse, &b_mouse);
1911
1912                 text = g_strdup_printf(_("[%*d,%*d]: RGB(%3d,%3d,%3d)"),
1913                                          num_length(width - 1), x_pixel,
1914                                          num_length(height - 1), y_pixel,
1915                                          r_mouse, g_mouse, b_mouse);
1916
1917                 }
1918         else
1919                 {
1920                 text = g_strdup_printf(_("[%*s,%*s]: RGB(---,---,---)"),
1921                                          num_length(width - 1), " ",
1922                                          num_length(height - 1), " ");
1923                 }
1924
1925         attrs = pango_attr_list_new();
1926         pango_attr_list_insert(attrs, pango_attr_family_new("Monospace"));
1927         gtk_label_set_text(GTK_LABEL(lw->info_pixel), text);
1928         gtk_label_set_attributes(GTK_LABEL(lw->info_pixel), attrs);
1929         pango_attr_list_unref(attrs);
1930         g_free(text);
1931 }
1932
1933
1934 /*
1935  *----------------------------------------------------------------------------
1936  * setup
1937  *----------------------------------------------------------------------------
1938  */
1939
1940 static void layout_image_update_cb(ImageWindow *imd, gpointer data)
1941 {
1942         LayoutWindow *lw = data;
1943         layout_status_update_image(lw);
1944 }
1945
1946 GtkWidget *layout_image_new(LayoutWindow *lw, gint i)
1947 {
1948         if (!lw->split_image_sizegroup) lw->split_image_sizegroup = gtk_size_group_new(GTK_SIZE_GROUP_BOTH);
1949
1950         if (!lw->split_images[i])
1951                 {
1952                 lw->split_images[i] = image_new(TRUE);
1953
1954                 g_object_ref(lw->split_images[i]->widget);
1955
1956                 g_signal_connect(G_OBJECT(lw->split_images[i]->pr), "update-pixel",
1957                                  G_CALLBACK(layout_status_update_pixel_cb), lw);
1958
1959                 image_background_set_color_from_options(lw->split_images[i], FALSE);
1960
1961                 image_auto_refresh_enable(lw->split_images[i], TRUE);
1962
1963                 layout_image_dnd_init(lw, i);
1964                 image_color_profile_set(lw->split_images[i],
1965                                         options->color_profile.input_type,
1966                                         options->color_profile.use_image);
1967                 image_color_profile_set_use(lw->split_images[i], options->color_profile.enabled);
1968
1969                 gtk_size_group_add_widget(lw->split_image_sizegroup, lw->split_images[i]->widget);
1970                 gtk_widget_set_size_request(lw->split_images[i]->widget, IMAGE_MIN_WIDTH, -1);
1971
1972                 image_set_focus_in_func(lw->split_images[i], layout_image_focus_in_cb, lw);
1973
1974                 }
1975
1976         return lw->split_images[i]->widget;
1977 }
1978
1979 void layout_image_deactivate(LayoutWindow *lw, gint i)
1980 {
1981         if (!lw->split_images[i]) return;
1982         image_set_update_func(lw->split_images[i], NULL, NULL);
1983         layout_image_set_buttons_inactive(lw, i);
1984         image_set_drag_func(lw->split_images[i], layout_image_drag_inactive_cb, lw);
1985
1986         image_attach_window(lw->split_images[i], NULL, NULL, NULL, FALSE);
1987         image_select(lw->split_images[i], FALSE);
1988 }
1989
1990 /* force should be set after change of lw->split_mode */
1991 void layout_image_activate(LayoutWindow *lw, gint i, gboolean force)
1992 {
1993         FileData *fd;
1994
1995         if (!lw->split_images[i]) return;
1996         if (!force && lw->active_split_image == i) return;
1997
1998         /* deactivate currently active */
1999         if (lw->active_split_image != i)
2000                 layout_image_deactivate(lw, lw->active_split_image);
2001
2002         lw->image = lw->split_images[i];
2003         lw->active_split_image = i;
2004
2005         image_set_update_func(lw->image, layout_image_update_cb, lw);
2006         layout_image_set_buttons(lw);
2007         image_set_drag_func(lw->image, layout_image_drag_cb, lw);
2008
2009         image_attach_window(lw->image, lw->window, NULL, GQ_APPNAME, FALSE);
2010
2011         /* do not hilight selected image in SPLIT_NONE */
2012         /* maybe the image should be selected always and hilight should be controled by
2013            another image option */
2014         if (lw->split_mode != SPLIT_NONE)
2015                 image_select(lw->split_images[i], TRUE);
2016         else
2017                 image_select(lw->split_images[i], FALSE);
2018
2019         fd = image_get_fd(lw->image);
2020
2021         if (fd)
2022                 {
2023 //              layout_list_sync_path(lw, path);
2024                 layout_set_fd(lw, fd);
2025                 }
2026         layout_status_update_image(lw);
2027 }
2028
2029
2030 static void layout_image_setup_split_common(LayoutWindow *lw, gint n)
2031 {
2032         gboolean frame = (n > 1) || (!lw->options.tools_float && !lw->options.tools_hidden);
2033         gint i;
2034
2035         for (i = 0; i < n; i++)
2036                 if (!lw->split_images[i])
2037                         {
2038                         FileData *img_fd = NULL;
2039                         double zoom = 0.0;
2040
2041                         layout_image_new(lw, i);
2042                         image_set_frame(lw->split_images[i], frame);
2043                         image_set_selectable(lw->split_images[i], (n > 1));
2044
2045                         if (lw->image)
2046                                 {
2047                                 image_osd_copy_status(lw->image, lw->split_images[i]);
2048                                 }
2049
2050                         if (layout_selection_count(lw, 0) > 1)
2051                                 {
2052                                 GList *work = g_list_last(layout_selection_list(lw));
2053                                 gint j = 0;
2054
2055                                 while (work && j < i)
2056                                         {
2057                                         FileData *fd = work->data;
2058                                         work = work->prev;
2059
2060                                         if (!fd || !*fd->path || fd->parent ||
2061                                                                                 fd == lw->split_images[0]->image_fd)
2062                                                 {
2063                                                 continue;
2064                                                 }
2065                                         img_fd = fd;
2066
2067                                         j++;
2068                                         }
2069                                 }
2070
2071                         if (!img_fd && lw->image)
2072                                 {
2073                                 img_fd = image_get_fd(lw->image);
2074                                 zoom = image_zoom_get(lw->image);
2075                                 }
2076
2077                         if (img_fd)
2078                                 {
2079                                 gdouble sx, sy;
2080                                 image_change_fd(lw->split_images[i], img_fd, zoom);
2081                                 image_get_scroll_center(lw->image, &sx, &sy);
2082                                 image_set_scroll_center(lw->split_images[i], sx, sy);
2083                                 }
2084                         layout_image_deactivate(lw, i);
2085                         }
2086                 else
2087                         {
2088                         image_set_frame(lw->split_images[i], frame);
2089                         image_set_selectable(lw->split_images[i], (n > 1));
2090                         }
2091
2092         for (i = n; i < MAX_SPLIT_IMAGES; i++)
2093                 {
2094                 if (lw->split_images[i])
2095                         {
2096                         g_object_unref(lw->split_images[i]->widget);
2097                         lw->split_images[i] = NULL;
2098                         }
2099                 }
2100
2101         if (!lw->image || lw->active_split_image < 0 || lw->active_split_image >= n)
2102                 {
2103                 layout_image_activate(lw, 0, TRUE);
2104                 }
2105         else
2106                 {
2107                 /* this will draw the frame around selected image (image_select)
2108                    on switch from single to split images */
2109                 layout_image_activate(lw, lw->active_split_image, TRUE);
2110                 }
2111 }
2112
2113 GtkWidget *layout_image_setup_split_none(LayoutWindow *lw)
2114 {
2115         lw->split_mode = SPLIT_NONE;
2116
2117         layout_image_setup_split_common(lw, 1);
2118
2119         lw->split_image_widget = lw->split_images[0]->widget;
2120
2121         return lw->split_image_widget;
2122 }
2123
2124
2125 GtkWidget *layout_image_setup_split_hv(LayoutWindow *lw, gboolean horizontal)
2126 {
2127         GtkWidget *paned;
2128
2129         lw->split_mode = horizontal ? SPLIT_HOR : SPLIT_VERT;
2130
2131         layout_image_setup_split_common(lw, 2);
2132
2133         /* horizontal split means vpaned and vice versa */
2134         if (horizontal)
2135                 paned = gtk_vpaned_new();
2136         else
2137                 paned = gtk_hpaned_new();
2138
2139         gtk_paned_pack1(GTK_PANED(paned), lw->split_images[0]->widget, TRUE, TRUE);
2140         gtk_paned_pack2(GTK_PANED(paned), lw->split_images[1]->widget, TRUE, TRUE);
2141
2142         gtk_widget_show(lw->split_images[0]->widget);
2143         gtk_widget_show(lw->split_images[1]->widget);
2144
2145         lw->split_image_widget = paned;
2146
2147         return lw->split_image_widget;
2148
2149 }
2150
2151 GtkWidget *layout_image_setup_split_quad(LayoutWindow *lw)
2152 {
2153         GtkWidget *hpaned;
2154         GtkWidget *vpaned1;
2155         GtkWidget *vpaned2;
2156         gint i;
2157
2158         lw->split_mode = SPLIT_QUAD;
2159
2160         layout_image_setup_split_common(lw, 4);
2161
2162         hpaned = gtk_hpaned_new();
2163         vpaned1 = gtk_vpaned_new();
2164         vpaned2 = gtk_vpaned_new();
2165
2166         gtk_paned_pack1(GTK_PANED(vpaned1), lw->split_images[0]->widget, TRUE, TRUE);
2167         gtk_paned_pack2(GTK_PANED(vpaned1), lw->split_images[2]->widget, TRUE, TRUE);
2168
2169         gtk_paned_pack1(GTK_PANED(vpaned2), lw->split_images[1]->widget, TRUE, TRUE);
2170         gtk_paned_pack2(GTK_PANED(vpaned2), lw->split_images[3]->widget, TRUE, TRUE);
2171
2172         gtk_paned_pack1(GTK_PANED(hpaned), vpaned1, TRUE, TRUE);
2173         gtk_paned_pack2(GTK_PANED(hpaned), vpaned2, TRUE, TRUE);
2174
2175         for (i = 0; i < 4; i++)
2176                 gtk_widget_show(lw->split_images[i]->widget);
2177
2178         gtk_widget_show(vpaned1);
2179         gtk_widget_show(vpaned2);
2180
2181         lw->split_image_widget = hpaned;
2182
2183         return lw->split_image_widget;
2184
2185 }
2186
2187 GtkWidget *layout_image_setup_split(LayoutWindow *lw, ImageSplitMode mode)
2188 {
2189         switch (mode)
2190                 {
2191                 case SPLIT_HOR:
2192                         return layout_image_setup_split_hv(lw, TRUE);
2193                 case SPLIT_VERT:
2194                         return layout_image_setup_split_hv(lw, FALSE);
2195                 case SPLIT_QUAD:
2196                         return layout_image_setup_split_quad(lw);
2197                 case SPLIT_NONE:
2198                 default:
2199                         return layout_image_setup_split_none(lw);
2200                 }
2201 }
2202
2203
2204 /*
2205  *-----------------------------------------------------------------------------
2206  * maintenance (for rename, move, remove)
2207  *-----------------------------------------------------------------------------
2208  */
2209
2210 static void layout_image_maint_renamed(LayoutWindow *lw, FileData *fd)
2211 {
2212         if (fd == layout_image_get_fd(lw))
2213                 {
2214                 image_set_fd(lw->image, fd);
2215                 }
2216 }
2217
2218 static void layout_image_maint_removed(LayoutWindow *lw, FileData *fd)
2219 {
2220         if (fd == layout_image_get_fd(lw))
2221                 {
2222                 CollectionData *cd;
2223                 CollectInfo *info;
2224
2225                 cd = image_get_collection(lw->image, &info);
2226                 if (cd && info)
2227                         {
2228                         CollectInfo *new;
2229
2230                         new = collection_next_by_info(cd, info);
2231                         if (!new) new = collection_prev_by_info(cd, info);
2232
2233                         if (new)
2234                                 {
2235                                 layout_image_set_collection(lw, cd, new);
2236                                 return;
2237                                 }
2238                         layout_image_set_fd(lw, NULL);
2239                         }
2240
2241                 /* the image will be set to the next image from the list soon,
2242                    setting it to NULL here is not necessary*/
2243                 }
2244 }
2245
2246
2247 void layout_image_notify_cb(FileData *fd, NotifyType type, gpointer data)
2248 {
2249         LayoutWindow *lw = data;
2250
2251         if (!(type & NOTIFY_CHANGE) || !fd->change) return;
2252
2253         DEBUG_1("Notify layout_image: %s %04x", fd->path, type);
2254
2255         switch (fd->change->type)
2256                 {
2257                 case FILEDATA_CHANGE_MOVE:
2258                 case FILEDATA_CHANGE_RENAME:
2259                         layout_image_maint_renamed(lw, fd);
2260                         break;
2261                 case FILEDATA_CHANGE_DELETE:
2262                         layout_image_maint_removed(lw, fd);
2263                         break;
2264                 case FILEDATA_CHANGE_COPY:
2265                 case FILEDATA_CHANGE_UNSPECIFIED:
2266                 case FILEDATA_CHANGE_WRITE_METADATA:
2267                         break;
2268                 }
2269
2270 }
2271 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */