src/layout_image.c

   1 /*
   2  * Geeqie
   3  * (C) 2006 John Ellis
   4  * Copyright (C) 2008 The Geeqie Team
   5  *
   6  * Author: John Ellis
   7  *
   8  * This software is released under the GNU General Public License (GNU GPL).
   9  * Please read the included file COPYING for more information.
  10  * This software comes with no warranty of any kind, use at your own risk!
  11  */
  12
  13 #include "main.h"
  14 #include "layout_image.h"
  15
  16 #include "collect.h"
  17 #include "dnd.h"
  18 #include "debug.h"
  19 #include "editors.h"
  20 #include "filedata.h"
  21 #include "fullscreen.h"
  22 #include "image.h"
  23 #include "image-overlay.h"
  24 #include "img-view.h"
  25 #include "info.h"
  26 #include "layout.h"
  27 #include "layout_util.h"
  28 #include "menu.h"
  29 #include "pixbuf_util.h"
  30 #include "utilops.h"
  31 #include "slideshow.h"
  32 #include "ui_bookmark.h"
  33 #include "ui_fileops.h"
  34 #include "ui_menu.h"
  35
  36 #include <gdk/gdkkeysyms.h> /* for keyboard values */
  37
  38
  39 static GtkWidget *layout_image_pop_menu(LayoutWindow *lw);
  40 static void layout_image_set_buttons(LayoutWindow *lw);
  41
  42 /*
  43  *----------------------------------------------------------------------------
  44  * full screen overlay
  45  *----------------------------------------------------------------------------
  46  */
  47
  48 void layout_image_overlay_toggle(LayoutWindow *lw)
  49 {
  50         if (!lw) return;
  51         image_osd_toggle(lw->image);
  52 }
  53
  54 /*
  55  *----------------------------------------------------------------------------
  56  * full screen
  57  *----------------------------------------------------------------------------
  58  */
  59 #if 0
  60 static void layout_image_fullscreen_menu_pos_cb(GtkMenu *menu, gint *x, gint *y, gboolean *push_in, gpointer data)
  61 {
  62         LayoutWindow *lw = data;
  63
  64         if (!lw->full_screen) return;
  65
  66         gdk_window_get_origin(lw->full_screen->imd->pr->window, x, y);
  67         popup_menu_position_clamp(menu, x, y, 0);
  68 }
  69
  70 static void layout_image_full_screen_menu_popup(LayoutWindow *lw)
  71 {
  72         GtkWidget *menu;
  73
  74         menu = layout_image_pop_menu(lw);
  75         gtk_menu_popup(GTK_MENU(menu), NULL, NULL, layout_image_fullscreen_menu_pos_cb, lw, 0, GDK_CURRENT_TIME);
  76 }
  77
  78 /* this is handled by layout_key_press_cb */
  79
  80
  81 static gint layout_image_full_screen_key_press_cb(GtkWidget *widget, GdkEventKey *event, gpointer data)
  82 {
  83         LayoutWindow *lw = data;
  84         gint stop_signal;
  85         gint x = 0;
  86         gint y = 0;
  87
  88         stop_signal = TRUE;
  89         switch (event->keyval)
  90                 {
  91                 case GDK_Left: case GDK_KP_Left:
  92                         x -= 1;
  93                         break;
  94                 case GDK_Right: case GDK_KP_Right:
  95                         x += 1;
  96                         break;
  97                 case GDK_Up: case GDK_KP_Up:
  98                         y -= 1;
  99                         break;
 100                 case GDK_Down: case GDK_KP_Down:
 101                         y += 1;
 102                         break;
 103                 default:
 104                         stop_signal = FALSE;
 105                         break;
 106                 }
 107
 108         if (x != 0 || y!= 0)
 109                 {
 110                 if (event->state & GDK_SHIFT_MASK)
 111                         {
 112                         x *= 3;
 113                         y *= 3;
 114                         }
 115
 116                 keyboard_scroll_calc(&x, &y, event);
 117                 layout_image_scroll(lw, x, y);
 118                 }
 119
 120         if (stop_signal) return stop_signal;
 121
 122         if (event->state & GDK_CONTROL_MASK)
 123                 {
 124                 gint n = -1;
 125
 126                 stop_signal = TRUE;
 127                 switch (event->keyval)
 128                         {
 129                         case '1':
 130                                 n = 0;
 131                                 break;
 132                         case '2':
 133                                 n = 1;
 134                                 break;
 135                         case '3':
 136                                 n = 2;
 137                                 break;
 138                         case '4':
 139                                 n = 3;
 140                                 break;
 141                         case '5':
 142                                 n = 4;
 143                                 break;
 144                         case '6':
 145                                 n = 5;
 146                                 break;
 147                         case '7':
 148                                 n = 6;
 149                                 break;
 150                         case '8':
 151                                 n = 7;
 152                                 break;
 153                         case '9':
 154                                 n = 8;
 155                                 break;
 156                         case '0':
 157                                 n = 9;
 158                                 break;
 159                         case 'C': case 'c':
 160                                 file_util_copy(layout_image_get_fd(lw), NULL, NULL, widget);
 161                                 break;
 162                         case 'M': case 'm':
 163                                 file_util_move(layout_image_get_fd(lw), NULL, NULL, widget);
 164                                 break;
 165                         case 'R': case 'r':
 166                                 file_util_rename(layout_image_get_fd(lw), NULL, widget);
 167                                 break;
 168                         case 'D': case 'd':
 169                                 file_util_delete(layout_image_get_fd(lw), NULL, widget);
 170                                 break;
 171                         case 'P': case 'p':
 172                                 info_window_new(layout_image_get_fd(lw), NULL, NULL);
 173                                 break;
 174                         case 'Q': case 'q':
 175                                 exit_program();
 176                                 return FALSE;
 177                                 break;
 178                         default:
 179                                 stop_signal = FALSE;
 180                                 break;
 181                         }
 182                 if (n != -1)
 183                         {
 184                         if (!editor_window_flag_set(n))
 185                                 {
 186                                 layout_image_full_screen_stop(lw);
 187                                 }
 188                         start_editor_from_file(n, layout_image_get_fd(lw));
 189                         }
 190                 }
 191         else if (event->state & GDK_SHIFT_MASK)
 192                 {
 193                 stop_signal = TRUE;
 194                 switch (event->keyval)
 195                         {
 196                         case 'R': case 'r':
 197                                 layout_image_alter(lw, ALTER_ROTATE_180);
 198                                 break;
 199                         case 'M': case 'm':
 200                                 layout_image_alter(lw, ALTER_MIRROR);
 201                                 break;
 202                         case 'F': case 'f':
 203                                 layout_image_alter(lw, ALTER_FLIP);
 204                                 break;
 205                         case 'G': case 'g':
 206                                 layout_image_alter(lw, ALTER_DESATURATE);
 207                                 break;
 208                         default:
 209                                 stop_signal = FALSE;
 210                                 break;
 211                         }
 212                 }
 213         else
 214                 {
 215                 stop_signal = TRUE;
 216                 switch (event->keyval)
 217                         {
 218                         case '+': case '=': case GDK_KP_Add:
 219                                 layout_image_zoom_adjust(lw, get_zoom_increment());
 220                                 break;
 221                         case '-': case GDK_KP_Subtract:
 222                                 layout_image_zoom_adjust(lw, -get_zoom_increment());
 223                                 break;
 224                         case 'X': case 'x': case GDK_KP_Multiply:
 225                                 layout_image_zoom_set(lw, 0.0);
 226                                 break;
 227                         case 'Z': case 'z': case GDK_KP_Divide:
 228                         case '1':
 229                                 layout_image_zoom_set(lw, 1.0);
 230                                 break;
 231                         case '2':
 232                                 layout_image_zoom_set(lw, 2.0);
 233                                 break;
 234                         case '3':
 235                                 layout_image_zoom_set(lw, 3.0);
 236                                 break;
 237                         case '4':
 238                                 layout_image_zoom_set(lw, 4.0);
 239                                 break;
 240                         case '7':
 241                                 layout_image_zoom_set(lw, -4.0);
 242                                 break;
 243                         case '8':
 244                                 layout_image_zoom_set(lw, -3.0);
 245                                 break;
 246                         case '9':
 247                                 layout_image_zoom_set(lw, -2.0);
 248                                 break;
 249                         case 'W': case 'w':
 250                                 layout_image_zoom_set_fill_geometry(lw, FALSE);
 251                                 break;
 252                         case 'H': case 'h':
 253                                 layout_image_zoom_set_fill_geometry(lw, TRUE);
 254                                 break;
 255                         case GDK_Page_Up: case GDK_KP_Page_Up:
 256                         case GDK_BackSpace:
 257                         case 'B': case 'b':
 258                                 layout_image_prev(lw);
 259                                 break;
 260                         case GDK_Page_Down: case GDK_KP_Page_Down:
 261                         case GDK_space:
 262                         case 'N': case 'n':
 263                                 layout_image_next(lw);
 264                                 break;
 265                         case GDK_Home: case GDK_KP_Home:
 266                                 layout_image_first(lw);
 267                                 break;
 268                         case GDK_End: case GDK_KP_End:
 269                                 layout_image_last(lw);
 270                                 break;
 271                         case ']':
 272                                 layout_image_alter(lw, ALTER_ROTATE_90);
 273                                 break;
 274                         case '[':
 275                                 layout_image_alter(lw, ALTER_ROTATE_90_CC);
 276                                 break;
 277                         case GDK_Delete: case GDK_KP_Delete:
 278                                 if (enable_delete_key)
 279                                         {
 280                                         file_util_delete(layout_image_get_fd(lw), NULL, widget);
 281                                         }
 282                                 break;
 283                         case GDK_Escape:
 284                                 layout_image_full_screen_stop(lw);
 285                                 break;
 286                         case 'R': case 'r':
 287                                 layout_refresh(lw);
 288                                 break;
 289                         case 'S': case 's':
 290                                 layout_image_slideshow_toggle(lw);
 291                                 break;
 292                         case 'P': case 'p':
 293                                 layout_image_slideshow_pause_toggle(lw);
 294                                 break;
 295                         case 'F': case 'f':
 296                         case 'V': case 'v':
 297                         case GDK_F11:
 298                                 layout_image_full_screen_stop(lw);
 299                                 break;
 300                         case GDK_Menu:
 301                         case GDK_F10:
 302                                 layout_image_full_screen_menu_popup(lw);
 303                                 break;
 304                         case 'I': case 'i':
 305                                 layout_image_overlay_toggle(lw);
 306                                 break;
 307                         default:
 308                                 stop_signal = FALSE;
 309                                 break;
 310                         }
 311                 }
 312
 313         return stop_signal;
 314 }
 315
 316 #endif
 317
 318 static void layout_image_full_screen_stop_func(FullScreenData *fs, gpointer data)
 319 {
 320         LayoutWindow *lw = data;
 321
 322         /* restore image window */
 323         lw->image = fs->normal_imd;
 324
 325         if (lw->slideshow)
 326                 {
 327                 lw->slideshow->imd = lw->image;
 328                 }
 329
 330         lw->full_screen = NULL;
 331 }
 332
 333 void layout_image_full_screen_start(LayoutWindow *lw)
 334 {
 335         if (!layout_valid(&lw)) return;
 336
 337         if (lw->full_screen) return;
 338
 339         lw->full_screen = fullscreen_start(lw->window, lw->image,
 340                                            layout_image_full_screen_stop_func, lw);
 341
 342         /* set to new image window */
 343         lw->image = lw->full_screen->imd;
 344
 345         if (lw->slideshow)
 346                 {
 347                 lw->slideshow->imd = lw->image;
 348                 }
 349
 350         layout_image_set_buttons(lw);
 351
 352         g_signal_connect(G_OBJECT(lw->full_screen->window), "key_press_event",
 353                          G_CALLBACK(layout_key_press_cb), lw);
 354
 355         layout_actions_add_window(lw, lw->full_screen->window);
 356 #if 0
 357         gtk_widget_set_sensitive(lw->window, FALSE);
 358         if (lw->tools) gtk_widget_set_sensitive(lw->tools, FALSE);
 359 #endif
 360
 361         if (image_osd_get(lw->full_screen->normal_imd, NULL, NULL))
 362                 {
 363                 image_osd_set(lw->image, TRUE, TRUE);
 364                 image_osd_set(lw->full_screen->normal_imd, FALSE, FALSE);
 365                 }
 366 }
 367
 368 void layout_image_full_screen_stop(LayoutWindow *lw)
 369 {
 370         if (!layout_valid(&lw)) return;
 371         if (!lw->full_screen) return;
 372
 373         if (image_osd_get(lw->image, NULL, NULL))
 374                 {
 375                 image_osd_set(lw->full_screen->normal_imd, FALSE, TRUE);
 376                 }
 377         fullscreen_stop(lw->full_screen);
 378
 379 #if 0
 380         gtk_widget_set_sensitive(lw->window, TRUE);
 381         if (lw->tools) gtk_widget_set_sensitive(lw->tools, TRUE);
 382 #endif
 383 }
 384
 385 void layout_image_full_screen_toggle(LayoutWindow *lw)
 386 {
 387         if (!layout_valid(&lw)) return;
 388         if (lw->full_screen)
 389                 {
 390                 layout_image_full_screen_stop(lw);
 391                 }
 392         else
 393                 {
 394                 layout_image_full_screen_start(lw);
 395                 }
 396 }
 397
 398 gint layout_image_full_screen_active(LayoutWindow *lw)
 399 {
 400         if (!layout_valid(&lw)) return FALSE;
 401
 402         return (lw->full_screen != NULL);
 403 }
 404
 405 /*
 406  *----------------------------------------------------------------------------
 407  * slideshow
 408  *----------------------------------------------------------------------------
 409  */
 410
 411 static void layout_image_slideshow_next(LayoutWindow *lw)
 412 {
 413         if (lw->slideshow) slideshow_next(lw->slideshow);
 414 }
 415
 416 static void layout_image_slideshow_prev(LayoutWindow *lw)
 417 {
 418         if (lw->slideshow) slideshow_prev(lw->slideshow);
 419 }
 420
 421 static void layout_image_slideshow_stop_func(SlideShowData *ss, gpointer data)
 422 {
 423         LayoutWindow *lw = data;
 424
 425         lw->slideshow = NULL;
 426         layout_status_update_info(lw, NULL);
 427 }
 428
 429 void layout_image_slideshow_start(LayoutWindow *lw)
 430 {
 431         CollectionData *cd;
 432         CollectInfo *info;
 433
 434         if (!layout_valid(&lw)) return;
 435         if (lw->slideshow) return;
 436
 437         cd = image_get_collection(lw->image, &info);
 438
 439         if (cd && info)
 440                 {
 441                 lw->slideshow = slideshow_start_from_collection(lw->image, cd,
 442                                 layout_image_slideshow_stop_func, lw, info);
 443                 }
 444         else
 445                 {
 446                 lw->slideshow = slideshow_start(lw->image, lw,
 447                                 layout_list_get_index(lw, layout_image_get_path(lw)),
 448                                 layout_image_slideshow_stop_func, lw);
 449                 }
 450
 451         layout_status_update_info(lw, NULL);
 452 }
 453
 454 /* note that slideshow will take ownership of the list, do not free it */
 455 void layout_image_slideshow_start_from_list(LayoutWindow *lw, GList *list)
 456 {
 457         if (!layout_valid(&lw)) return;
 458
 459         if (lw->slideshow || !list)
 460                 {
 461                 filelist_free(list);
 462                 return;
 463                 }
 464
 465         lw->slideshow = slideshow_start_from_filelist(lw->image, list,
 466                                                        layout_image_slideshow_stop_func, lw);
 467
 468         layout_status_update_info(lw, NULL);
 469 }
 470
 471 void layout_image_slideshow_stop(LayoutWindow *lw)
 472 {
 473         if (!layout_valid(&lw)) return;
 474
 475         if (!lw->slideshow) return;
 476
 477         slideshow_free(lw->slideshow);
 478         /* the stop_func sets lw->slideshow to NULL for us */
 479 }
 480
 481 void layout_image_slideshow_toggle(LayoutWindow *lw)
 482 {
 483         if (!layout_valid(&lw)) return;
 484
 485         if (lw->slideshow)
 486                 {
 487                 layout_image_slideshow_stop(lw);
 488                 }
 489         else
 490                 {
 491                 layout_image_slideshow_start(lw);
 492                 }
 493 }
 494
 495 gint layout_image_slideshow_active(LayoutWindow *lw)
 496 {
 497         if (!layout_valid(&lw)) return FALSE;
 498
 499         return (lw->slideshow != NULL);
 500 }
 501
 502 gint layout_image_slideshow_pause_toggle(LayoutWindow *lw)
 503 {
 504         gint ret;
 505
 506         if (!layout_valid(&lw)) return FALSE;
 507
 508         ret = slideshow_pause_toggle(lw->slideshow);
 509
 510         layout_status_update_info(lw, NULL);
 511
 512         return ret;
 513 }
 514
 515 gint layout_image_slideshow_paused(LayoutWindow *lw)
 516 {
 517         if (!layout_valid(&lw)) return FALSE;
 518
 519         return (slideshow_paused(lw->slideshow));
 520 }
 521
 522 static gint layout_image_slideshow_continue_check(LayoutWindow *lw)
 523 {
 524         if (!lw->slideshow) return FALSE;
 525
 526         if (!slideshow_should_continue(lw->slideshow))
 527                 {
 528                 layout_image_slideshow_stop(lw);
 529                 return FALSE;
 530                 }
 531
 532         return TRUE;
 533 }
 534
 535 /*
 536  *----------------------------------------------------------------------------
 537  * pop-up menus
 538  *----------------------------------------------------------------------------
 539  */
 540
 541 static void li_pop_menu_zoom_in_cb(GtkWidget *widget, gpointer data)
 542 {
 543         LayoutWindow *lw = data;
 544
 545         layout_image_zoom_adjust(lw, get_zoom_increment());
 546 }
 547
 548 static void li_pop_menu_zoom_out_cb(GtkWidget *widget, gpointer data)
 549 {
 550         LayoutWindow *lw = data;
 551         layout_image_zoom_adjust(lw, -get_zoom_increment());
 552 }
 553
 554 static void li_pop_menu_zoom_1_1_cb(GtkWidget *widget, gpointer data)
 555 {
 556         LayoutWindow *lw = data;
 557
 558         layout_image_zoom_set(lw, 1.0);
 559 }
 560
 561 static void li_pop_menu_zoom_fit_cb(GtkWidget *widget, gpointer data)
 562 {
 563         LayoutWindow *lw = data;
 564
 565         layout_image_zoom_set(lw, 0.0);
 566 }
 567
 568 static void li_pop_menu_edit_cb(GtkWidget *widget, gpointer data)
 569 {
 570         LayoutWindow *lw;
 571         gint n;
 572
 573         lw = submenu_item_get_data(widget);
 574         n = GPOINTER_TO_INT(data);
 575
 576         if (!editor_window_flag_set(n))
 577                 {
 578                 layout_image_full_screen_stop(lw);
 579                 }
 580         start_editor_from_file(n, layout_image_get_fd(lw));
 581 }
 582
 583 static void li_pop_menu_wallpaper_cb(GtkWidget *widget, gpointer data)
 584 {
 585         LayoutWindow *lw = data;
 586
 587         layout_image_to_root(lw);
 588 }
 589
 590 static void li_pop_menu_alter_cb(GtkWidget *widget, gpointer data)
 591 {
 592         LayoutWindow *lw = data;
 593         AlterType type;
 594
 595         lw = submenu_item_get_data(widget);
 596         type = (AlterType)GPOINTER_TO_INT(data);
 597
 598         image_alter(lw->image, type);
 599 }
 600
 601 static void li_pop_menu_info_cb(GtkWidget *widget, gpointer data)
 602 {
 603         LayoutWindow *lw = data;
 604
 605         info_window_new(layout_image_get_fd(lw), NULL, lw->full_screen ? lw->full_screen->window : NULL);
 606 }
 607
 608 static void li_pop_menu_new_cb(GtkWidget *widget, gpointer data)
 609 {
 610         LayoutWindow *lw = data;
 611
 612         view_window_new(layout_image_get_fd(lw));
 613 }
 614
 615 static GtkWidget *li_pop_menu_click_parent(GtkWidget *widget, LayoutWindow *lw)
 616 {
 617         GtkWidget *menu;
 618         GtkWidget *parent;
 619
 620         menu = gtk_widget_get_toplevel(widget);
 621         if (!menu) return NULL;
 622
 623         parent = g_object_get_data(G_OBJECT(menu), "click_parent");
 624
 625         if (!parent && lw->full_screen)
 626                 {
 627                 parent = lw->full_screen->imd->widget;
 628                 }
 629
 630         return parent;
 631 }
 632
 633 static void li_pop_menu_copy_cb(GtkWidget *widget, gpointer data)
 634 {
 635         LayoutWindow *lw = data;
 636
 637         file_util_copy(layout_image_get_fd(lw), NULL, NULL,
 638                        li_pop_menu_click_parent(widget, lw));
 639 }
 640
 641 static void li_pop_menu_copy_path_cb(GtkWidget *widget, gpointer data)
 642 {
 643         LayoutWindow *lw = data;
 644
 645         file_util_copy_path_to_clipboard(layout_image_get_fd(lw));
 646 }
 647
 648 static void li_pop_menu_move_cb(GtkWidget *widget, gpointer data)
 649 {
 650         LayoutWindow *lw = data;
 651
 652         file_util_move(layout_image_get_fd(lw), NULL, NULL,
 653                        li_pop_menu_click_parent(widget, lw));
 654 }
 655
 656 static void li_pop_menu_rename_cb(GtkWidget *widget, gpointer data)
 657 {
 658         LayoutWindow *lw = data;
 659
 660         file_util_rename(layout_image_get_fd(lw), NULL,
 661                          li_pop_menu_click_parent(widget, lw));
 662 }
 663
 664 static void li_pop_menu_delete_cb(GtkWidget *widget, gpointer data)
 665 {
 666         LayoutWindow *lw = data;
 667
 668         file_util_delete(layout_image_get_fd(lw), NULL,
 669                          li_pop_menu_click_parent(widget, lw));
 670 }
 671
 672 static void li_pop_menu_slide_start_cb(GtkWidget *widget, gpointer data)
 673 {
 674         LayoutWindow *lw = data;
 675
 676         layout_image_slideshow_start(lw);
 677 }
 678
 679 static void li_pop_menu_slide_stop_cb(GtkWidget *widget, gpointer data)
 680 {
 681         LayoutWindow *lw = data;
 682
 683         layout_image_slideshow_stop(lw);
 684 }
 685
 686 static void li_pop_menu_slide_pause_cb(GtkWidget *widget, gpointer data)
 687 {
 688         LayoutWindow *lw = data;
 689
 690         layout_image_slideshow_pause_toggle(lw);
 691 }
 692
 693 static void li_pop_menu_full_screen_cb(GtkWidget *widget, gpointer data)
 694 {
 695         LayoutWindow *lw = data;
 696
 697         layout_image_full_screen_toggle(lw);
 698 }
 699
 700 static void li_pop_menu_hide_cb(GtkWidget *widget, gpointer data)
 701 {
 702         LayoutWindow *lw = data;
 703
 704         layout_tools_hide_toggle(lw);
 705 }
 706
 707 static void li_set_layout_path_cb(GtkWidget *widget, gpointer data)
 708 {
 709         LayoutWindow *lw = data;
 710         const gchar *path;
 711
 712         if (!layout_valid(&lw)) return;
 713
 714         path = layout_image_get_path(lw);
 715         if (path) layout_set_path(lw, path);
 716 }
 717
 718 static gint li_check_if_current_path(LayoutWindow *lw, const gchar *path)
 719 {
 720         gchar *dirname;
 721         gint ret;
 722
 723         if (!path || !layout_valid(&lw) || !lw->path) return FALSE;
 724
 725         dirname = g_path_get_dirname(path);
 726         ret = (strcmp(lw->path, dirname) == 0);
 727         g_free(dirname);
 728         return ret;
 729 }
 730
 731 static GtkWidget *layout_image_pop_menu(LayoutWindow *lw)
 732 {
 733         GtkWidget *menu;
 734         GtkWidget *item;
 735         GtkWidget *submenu;
 736         const gchar *path;
 737         gint fullscreen;
 738
 739         path = layout_image_get_path(lw);
 740         fullscreen = layout_image_full_screen_active(lw);
 741
 742         menu = popup_menu_short_lived();
 743
 744         menu_item_add_stock(menu, _("Zoom _in"), GTK_STOCK_ZOOM_IN, G_CALLBACK(li_pop_menu_zoom_in_cb), lw);
 745         menu_item_add_stock(menu, _("Zoom _out"), GTK_STOCK_ZOOM_OUT, G_CALLBACK(li_pop_menu_zoom_out_cb), lw);
 746         menu_item_add_stock(menu, _("Zoom _1:1"), GTK_STOCK_ZOOM_100, G_CALLBACK(li_pop_menu_zoom_1_1_cb), lw);
 747         menu_item_add_stock(menu, _("Fit image to _window"), GTK_STOCK_ZOOM_FIT, G_CALLBACK(li_pop_menu_zoom_fit_cb), lw);
 748         menu_item_add_divider(menu);
 749
 750         submenu = submenu_add_edit(menu, &item, G_CALLBACK(li_pop_menu_edit_cb), lw);
 751         if (!path) gtk_widget_set_sensitive(item, FALSE);
 752         menu_item_add_divider(submenu);
 753         menu_item_add(submenu, _("Set as _wallpaper"), G_CALLBACK(li_pop_menu_wallpaper_cb), lw);
 754
 755         item = submenu_add_alter(menu, G_CALLBACK(li_pop_menu_alter_cb), lw);
 756
 757         item = menu_item_add_stock(menu, _("_Properties"), GTK_STOCK_PROPERTIES, G_CALLBACK(li_pop_menu_info_cb), lw);
 758         if (!path) gtk_widget_set_sensitive(item, FALSE);
 759
 760         item = menu_item_add_stock(menu, _("View in _new window"), GTK_STOCK_NEW, G_CALLBACK(li_pop_menu_new_cb), lw);
 761         if (!path || fullscreen) gtk_widget_set_sensitive(item, FALSE);
 762
 763         item = menu_item_add(menu, _("_Go to directory view"), G_CALLBACK(li_set_layout_path_cb), lw);
 764         if (!path || li_check_if_current_path(lw, path)) gtk_widget_set_sensitive(item, FALSE);
 765
 766         menu_item_add_divider(menu);
 767
 768         item = menu_item_add_stock(menu, _("_Copy..."), GTK_STOCK_COPY, G_CALLBACK(li_pop_menu_copy_cb), lw);
 769         if (!path) gtk_widget_set_sensitive(item, FALSE);
 770         item = menu_item_add(menu, _("_Move..."), G_CALLBACK(li_pop_menu_move_cb), lw);
 771         if (!path) gtk_widget_set_sensitive(item, FALSE);
 772         item = menu_item_add(menu, _("_Rename..."), G_CALLBACK(li_pop_menu_rename_cb), lw);
 773         if (!path) gtk_widget_set_sensitive(item, FALSE);
 774         item = menu_item_add_stock(menu, _("_Delete..."), GTK_STOCK_DELETE, G_CALLBACK(li_pop_menu_delete_cb), lw);
 775         if (!path) gtk_widget_set_sensitive(item, FALSE);
 776
 777         if (options->show_copy_path)
 778                 {
 779                 item = menu_item_add(menu, _("_Copy path"), G_CALLBACK(li_pop_menu_copy_path_cb), lw);
 780                 if (!path) gtk_widget_set_sensitive(item, FALSE);
 781         }
 782
 783         menu_item_add_divider(menu);
 784
 785         if (layout_image_slideshow_active(lw))
 786                 {
 787                 menu_item_add(menu, _("_Stop slideshow"), G_CALLBACK(li_pop_menu_slide_stop_cb), lw);
 788                 if (layout_image_slideshow_paused(lw))
 789                         {
 790                         item = menu_item_add(menu, _("Continue slides_how"),
 791                                              G_CALLBACK(li_pop_menu_slide_pause_cb), lw);
 792                         }
 793                 else
 794                         {
 795                         item = menu_item_add(menu, _("Pause slides_how"),
 796                                              G_CALLBACK(li_pop_menu_slide_pause_cb), lw);
 797                         }
 798                 }
 799         else
 800                 {
 801                 menu_item_add(menu, _("_Start slideshow"), G_CALLBACK(li_pop_menu_slide_start_cb), lw);
 802                 item = menu_item_add(menu, _("Pause slides_how"), G_CALLBACK(li_pop_menu_slide_pause_cb), lw);
 803                 gtk_widget_set_sensitive(item, FALSE);
 804                 }
 805
 806         if (!fullscreen)
 807                 {
 808                 menu_item_add(menu, _("_Full screen"), G_CALLBACK(li_pop_menu_full_screen_cb), lw);
 809                 }
 810         else
 811                 {
 812                 menu_item_add(menu, _("Exit _full screen"), G_CALLBACK(li_pop_menu_full_screen_cb), lw);
 813                 }
 814
 815         menu_item_add_divider(menu);
 816
 817         item = menu_item_add_check(menu, _("Hide file _list"), lw->tools_hidden,
 818                                    G_CALLBACK(li_pop_menu_hide_cb), lw);
 819         if (fullscreen) gtk_widget_set_sensitive(item, FALSE);
 820
 821         return menu;
 822 }
 823
 824 static void layout_image_menu_pos_cb(GtkMenu *menu, gint *x, gint *y, gboolean *push_in, gpointer data)
 825 {
 826         LayoutWindow *lw = data;
 827
 828         gdk_window_get_origin(lw->image->pr->window, x, y);
 829         popup_menu_position_clamp(menu, x, y, 0);
 830 }
 831
 832 void layout_image_menu_popup(LayoutWindow *lw)
 833 {
 834         GtkWidget *menu;
 835
 836         menu = layout_image_pop_menu(lw);
 837         gtk_menu_popup(GTK_MENU(menu), NULL, NULL, layout_image_menu_pos_cb, lw, 0, GDK_CURRENT_TIME);
 838 }
 839
 840 /*
 841  *----------------------------------------------------------------------------
 842  * dnd
 843  *----------------------------------------------------------------------------
 844  */
 845
 846 static void layout_image_dnd_receive(GtkWidget *widget, GdkDragContext *context,
 847                                      gint x, gint y,
 848                                      GtkSelectionData *selection_data, guint info,
 849                                      guint time, gpointer data)
 850 {
 851         LayoutWindow *lw = data;
 852         gint i;
 853
 854
 855         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
 856                 {
 857                 if (lw->split_images[i] && lw->split_images[i]->pr == widget)
 858                         break;
 859                 }
 860         if (i < MAX_SPLIT_IMAGES)
 861                 {
 862                 DEBUG_1("dnd image activate %d", i);
 863                 layout_image_activate(lw, i);
 864                 }
 865
 866
 867         if (info == TARGET_URI_LIST || info == TARGET_APP_COLLECTION_MEMBER)
 868                 {
 869                 CollectionData *source;
 870                 GList *list;
 871                 GList *info_list;
 872
 873                 if (info == TARGET_URI_LIST)
 874                         {
 875                         list = uri_filelist_from_text((gchar *)selection_data->data, TRUE);
 876                         source = NULL;
 877                         info_list = NULL;
 878                         }
 879                 else
 880                         {
 881                         source = collection_from_dnd_data((gchar *)selection_data->data, &list, &info_list);
 882                         }
 883
 884                 if (list)
 885                         {
 886                         FileData *fd = list->data;
 887
 888                         if (isfile(fd->path))
 889                                 {
 890                                 gchar *base;
 891                                 gint row;
 892
 893                                 base = remove_level_from_path(fd->path);
 894                                 if (strcmp(base, layout_get_path(lw)) != 0)
 895                                         {
 896                                         layout_set_path(lw, base);
 897                                         }
 898                                 g_free(base);
 899
 900                                 row = layout_list_get_index(lw, fd->path);
 901                                 if (source && info_list)
 902                                         {
 903                                         layout_image_set_collection(lw, source, info_list->data);
 904                                         }
 905                                 else if (row == -1)
 906                                         {
 907                                         layout_image_set_fd(lw, fd);
 908                                         }
 909                                 else
 910                                         {
 911                                         layout_image_set_index(lw, row);
 912                                         }
 913                                 }
 914                         else if (isdir(fd->path))
 915                                 {
 916                                 layout_set_path(lw, fd->path);
 917                                 layout_image_set_fd(lw, NULL);
 918                                 }
 919                         }
 920
 921                 filelist_free(list);
 922                 g_list_free(info_list);
 923                 }
 924 }
 925
 926 static void layout_image_dnd_get(GtkWidget *widget, GdkDragContext *context,
 927                                  GtkSelectionData *selection_data, guint info,
 928                                  guint time, gpointer data)
 929 {
 930         LayoutWindow *lw = data;
 931         FileData *fd;
 932         gint i;
 933
 934
 935         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
 936                 {
 937                 if (lw->split_images[i] && lw->split_images[i]->pr == widget)
 938                         break;
 939                 }
 940         if (i < MAX_SPLIT_IMAGES)
 941                 {
 942                 DEBUG_1("dnd get from %d", i);
 943                 fd = image_get_fd(lw->split_images[i]);
 944                 }
 945         else
 946                 fd = layout_image_get_fd(lw);
 947
 948         if (fd)
 949                 {
 950                 gchar *text = NULL;
 951                 gint len;
 952                 gint plain_text;
 953                 GList *list;
 954
 955                 switch (info)
 956                         {
 957                         case TARGET_URI_LIST:
 958                                 plain_text = FALSE;
 959                                 break;
 960                         case TARGET_TEXT_PLAIN:
 961                         default:
 962                                 plain_text = TRUE;
 963                                 break;
 964                         }
 965                 list = g_list_append(NULL, fd);
 966                 text = uri_text_from_filelist(list, &len, plain_text);
 967                 g_list_free(list);
 968                 if (text)
 969                         {
 970                         gtk_selection_data_set(selection_data, selection_data->target,
 971                                                8, (guchar *)text, len);
 972                         g_free(text);
 973                         }
 974                 }
 975         else
 976                 {
 977                 gtk_selection_data_set(selection_data, selection_data->target,
 978                                        8, NULL, 0);
 979                 }
 980 }
 981
 982 static void layout_image_dnd_end(GtkWidget *widget, GdkDragContext *context, gpointer data)
 983 {
 984         LayoutWindow *lw = data;
 985         if (context->action == GDK_ACTION_MOVE)
 986                 {
 987                 const gchar *path;
 988                 gint row;
 989
 990                 path = layout_image_get_path(lw);
 991                 row = layout_list_get_index(lw, path);
 992                 if (row < 0) return;
 993
 994                 if (!isfile(path))
 995                         {
 996                         if (row < layout_list_count(lw, NULL) - 1)
 997                                 {
 998                                 layout_image_next(lw);
 999                                 }
1000                         else
1001                                 {
1002                                 layout_image_prev(lw);
1003                                 }
1004                         }
1005                 layout_refresh(lw);
1006                 }
1007 }
1008
1009 static void layout_image_dnd_init(LayoutWindow *lw, gint i)
1010 {
1011         ImageWindow *imd = lw->split_images[i];
1012
1013         gtk_drag_source_set(imd->pr, GDK_BUTTON2_MASK,
1014                             dnd_file_drag_types, dnd_file_drag_types_count,
1015                             GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
1016         g_signal_connect(G_OBJECT(imd->pr), "drag_data_get",
1017                          G_CALLBACK(layout_image_dnd_get), lw);
1018         g_signal_connect(G_OBJECT(imd->pr), "drag_end",
1019                          G_CALLBACK(layout_image_dnd_end), lw);
1020
1021         gtk_drag_dest_set(imd->pr,
1022                           GTK_DEST_DEFAULT_MOTION | GTK_DEST_DEFAULT_DROP,
1023                           dnd_file_drop_types, dnd_file_drop_types_count,
1024                           GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
1025         g_signal_connect(G_OBJECT(imd->pr), "drag_data_received",
1026                          G_CALLBACK(layout_image_dnd_receive), lw);
1027 }
1028
1029
1030 /*
1031  *----------------------------------------------------------------------------
1032  * misc
1033  *----------------------------------------------------------------------------
1034  */
1035
1036 void layout_image_to_root(LayoutWindow *lw)
1037 {
1038         image_to_root_window(lw->image, (image_zoom_get(lw->image) == 0));
1039 }
1040
1041 /*
1042  *----------------------------------------------------------------------------
1043  * manipulation + accessors
1044  *----------------------------------------------------------------------------
1045  */
1046
1047 void layout_image_scroll(LayoutWindow *lw, gint x, gint y)
1048 {
1049         gdouble dx, dy;
1050         gint width, height, i;
1051         if (!layout_valid(&lw)) return;
1052
1053         image_scroll(lw->image, x, y);
1054
1055         image_get_image_size(lw->image, &width, &height);
1056         dx = (gdouble) x / width;
1057         dy = (gdouble) y / height;
1058
1059         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
1060                 {
1061                 if (lw->split_images[i] && lw->split_images[i] != lw->image && lw->connect_scroll)
1062                         {
1063                         gdouble sx, sy;
1064                         image_get_scroll_center(lw->split_images[i], &sx, &sy);
1065                         sx += dx;
1066                         sy += dy;
1067                         image_set_scroll_center(lw->split_images[i], sx, sy);
1068                         }
1069                 }
1070
1071 }
1072
1073 void layout_image_zoom_adjust(LayoutWindow *lw, gdouble increment)
1074 {
1075         gint i;
1076         if (!layout_valid(&lw)) return;
1077
1078         image_zoom_adjust(lw->image, increment);
1079
1080         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
1081                 {
1082                 if (lw->split_images[i] && lw->split_images[i] != lw->image && lw->connect_zoom)
1083                         image_zoom_adjust(lw->split_images[i], increment); ;
1084                 }
1085 }
1086
1087 void layout_image_zoom_adjust_at_point(LayoutWindow *lw, gdouble increment, gint x, gint y)
1088 {
1089         gint i;
1090         if (!layout_valid(&lw)) return;
1091
1092         image_zoom_adjust_at_point(lw->image, increment, x, y);
1093
1094         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
1095                 {
1096                 if (lw->split_images[i] && lw->split_images[i] != lw->image && lw->connect_zoom)
1097                         image_zoom_adjust_at_point(lw->split_images[i], increment, x, y);
1098                 }
1099 }
1100
1101 void layout_image_zoom_set(LayoutWindow *lw, gdouble zoom)
1102 {
1103         gint i;
1104         if (!layout_valid(&lw)) return;
1105
1106         image_zoom_set(lw->image, zoom);
1107
1108         for (i=0; i < MAX_SPLIT_IMAGES; i++)
1109                 {
1110                 if (lw->split_images[i] && lw->split_images[i] != lw->image && lw->connect_zoom)
1111                         image_zoom_set(lw->split_images[i], zoom);
1112                 }
1113 }
1114
1115 void layout_image_zoom_set_fill_geometry(LayoutWindow *lw, gint vertical)
1116 {
1117         if (!layout_valid(&lw)) return;
1118
1119         image_zoom_set_fill_geometry(lw->image, vertical);
1120 }
1121
1122 void layout_image_alter(LayoutWindow *lw, AlterType type)
1123 {
1124         if (!layout_valid(&lw)) return;
1125
1126         image_alter(lw->image, type);
1127 }
1128
1129 const gchar *layout_image_get_path(LayoutWindow *lw)
1130 {
1131         if (!layout_valid(&lw)) return NULL;
1132
1133         return image_get_path(lw->image);
1134 }
1135
1136 const gchar *layout_image_get_name(LayoutWindow *lw)
1137 {
1138         if (!layout_valid(&lw)) return NULL;
1139
1140         return image_get_name(lw->image);
1141 }
1142
1143 FileData *layout_image_get_fd(LayoutWindow *lw)
1144 {
1145         if (!layout_valid(&lw)) return NULL;
1146
1147         return image_get_fd(lw->image);
1148 }
1149
1150 CollectionData *layout_image_get_collection(LayoutWindow *lw, CollectInfo **info)
1151 {
1152         if (!layout_valid(&lw)) return NULL;
1153
1154         return image_get_collection(lw->image, info);
1155 }
1156
1157 gint layout_image_get_index(LayoutWindow *lw)
1158 {
1159         return layout_list_get_index(lw, image_get_path(lw->image));
1160 }
1161
1162 /*
1163  *----------------------------------------------------------------------------
1164  * image changers
1165  *----------------------------------------------------------------------------
1166  */
1167
1168 void layout_image_set_fd(LayoutWindow *lw, FileData *fd)
1169 {
1170         gdouble sx, sy;
1171         if (!layout_valid(&lw)) return;
1172
1173         image_get_scroll_center(lw->image, &sx, &sy);
1174
1175         image_change_fd(lw->image, fd, image_zoom_get_default(lw->image, options->image.zoom_mode));
1176
1177         image_set_scroll_center(lw->image, sx, sy);
1178
1179         layout_list_sync_fd(lw, fd);
1180         layout_image_slideshow_continue_check(lw);
1181         layout_bars_new_image(lw);
1182 }
1183
1184 void layout_image_set_with_ahead(LayoutWindow *lw, FileData *fd, FileData *read_ahead_fd)
1185 {
1186         if (!layout_valid(&lw)) return;
1187
1188 /*
1189 This should be handled at the caller: in vflist_select_image
1190         if (path)
1191                 {
1192                 const gchar *old_path;
1193
1194                 old_path = layout_image_get_path(lw);
1195                 if (old_path && strcmp(path, old_path) == 0) return;
1196                 }
1197 */
1198         layout_image_set_fd(lw, fd);
1199         if (options->image.enable_read_ahead) image_prebuffer_set(lw->image, read_ahead_fd);
1200 }
1201
1202 void layout_image_set_index(LayoutWindow *lw, gint index)
1203 {
1204         FileData *fd;
1205         FileData *read_ahead_fd;
1206         gint old;
1207
1208         if (!layout_valid(&lw)) return;
1209
1210         old = layout_list_get_index(lw, layout_image_get_path(lw));
1211         fd = layout_list_get_fd(lw, index);
1212
1213         if (old > index)
1214                 {
1215                 read_ahead_fd = layout_list_get_fd(lw, index - 1);
1216                 }
1217         else
1218                 {
1219                 read_ahead_fd = layout_list_get_fd(lw, index + 1);
1220                 }
1221
1222         if (layout_selection_count(lw, 0) > 1)
1223                 {
1224                 GList *x = layout_selection_list_by_index(lw);
1225                 GList *y;
1226                 GList *last;
1227
1228                 for (last = y = x; y; y = y->next)
1229                         last = y;
1230                 for (y = x; y && (GPOINTER_TO_INT(y->data)) != index; y = y->next)
1231                         ;
1232
1233                 if (y)
1234                         {
1235                         gint newindex;
1236
1237                         if ((index > old && (index != GPOINTER_TO_INT(last->data) || old != GPOINTER_TO_INT(x->data)))
1238                             || (old == GPOINTER_TO_INT(last->data) && index == GPOINTER_TO_INT(x->data)))
1239                                 {
1240                                 if (y->next)
1241                                         newindex = GPOINTER_TO_INT(y->next->data);
1242                                 else
1243                                         newindex = GPOINTER_TO_INT(x->data);
1244                                 }
1245                         else
1246                                 {
1247                                 if (y->prev)
1248                                         newindex = GPOINTER_TO_INT(y->prev->data);
1249                                 else
1250                                         newindex = GPOINTER_TO_INT(last->data);
1251                                 }
1252
1253                         read_ahead_fd = layout_list_get_fd(lw, newindex);
1254                         }
1255
1256                 while (x)
1257                         x = g_list_remove(x, x->data);
1258                 }
1259
1260         layout_image_set_with_ahead(lw, fd, read_ahead_fd);
1261 }
1262
1263 static void layout_image_set_collection_real(LayoutWindow *lw, CollectionData *cd, CollectInfo *info, gint forward)
1264 {
1265         if (!layout_valid(&lw)) return;
1266
1267         image_change_from_collection(lw->image, cd, info, image_zoom_get_default(lw->image, options->image.zoom_mode));
1268         if (options->image.enable_read_ahead)
1269                 {
1270                 CollectInfo *r_info;
1271                 if (forward)
1272                         {
1273                         r_info = collection_next_by_info(cd, info);
1274                         if (!r_info) r_info = collection_prev_by_info(cd, info);
1275                         }
1276                 else
1277                         {
1278                         r_info = collection_prev_by_info(cd, info);
1279                         if (!r_info) r_info = collection_next_by_info(cd, info);
1280                         }
1281                 if (r_info) image_prebuffer_set(lw->image, r_info->fd);
1282                 }
1283
1284         layout_image_slideshow_continue_check(lw);
1285         layout_bars_new_image(lw);
1286 }
1287
1288 void layout_image_set_collection(LayoutWindow *lw, CollectionData *cd, CollectInfo *info)
1289 {
1290         layout_image_set_collection_real(lw, cd, info, TRUE);
1291         layout_list_sync_fd(lw, layout_image_get_fd(lw));
1292 }
1293
1294 void layout_image_refresh(LayoutWindow *lw)
1295 {
1296         if (!layout_valid(&lw)) return;
1297
1298         image_reload(lw->image);
1299 }
1300
1301 void layout_image_color_profile_set(LayoutWindow *lw,
1302                                     gint input_type, gint screen_type,
1303                                     gint use_image)
1304 {
1305         if (!layout_valid(&lw)) return;
1306
1307         image_color_profile_set(lw->image, input_type, screen_type, use_image);
1308 }
1309
1310 gint layout_image_color_profile_get(LayoutWindow *lw,
1311                                     gint *input_type, gint *screen_type,
1312                                     gint *use_image)
1313 {
1314         if (!layout_valid(&lw)) return FALSE;
1315
1316         return image_color_profile_get(lw->image, input_type, screen_type, use_image);
1317 }
1318
1319 void layout_image_color_profile_set_use(LayoutWindow *lw, gint enable)
1320 {
1321         if (!layout_valid(&lw)) return;
1322
1323         image_color_profile_set_use(lw->image, enable);
1324
1325         if (lw->info_color)
1326                 {
1327 #ifndef HAVE_LCMS
1328                 enable = FALSE;
1329 #endif
1330                 gtk_widget_set_sensitive(GTK_BIN(lw->info_color)->child, enable);
1331                 }
1332 }
1333
1334 gint layout_image_color_profile_get_use(LayoutWindow *lw)
1335 {
1336         if (!layout_valid(&lw)) return FALSE;
1337
1338         return image_color_profile_get_use(lw->image);
1339 }
1340
1341 gint layout_image_color_profile_get_from_image(LayoutWindow *lw)
1342 {
1343         if (!layout_valid(&lw)) return FALSE;
1344
1345         return image_color_profile_get_from_image(lw->image);
1346 }
1347
1348 /*
1349  *----------------------------------------------------------------------------
1350  * list walkers
1351  *----------------------------------------------------------------------------
1352  */
1353
1354 void layout_image_next(LayoutWindow *lw)
1355 {
1356         gint current;
1357         CollectionData *cd;
1358         CollectInfo *info;
1359
1360         if (!layout_valid(&lw)) return;
1361
1362         if (layout_image_slideshow_active(lw))
1363                 {
1364                 layout_image_slideshow_next(lw);
1365                 return;
1366                 }
1367
1368         if (layout_selection_count(lw, 0) > 1)
1369                 {
1370                 GList *x = layout_selection_list_by_index(lw);
1371                 gint old = layout_list_get_index(lw, layout_image_get_path(lw));
1372                 GList *y;
1373
1374                 for (y = x; y && (GPOINTER_TO_INT(y->data)) != old; y = y->next)
1375                         ;
1376                 if (y)
1377                         {
1378                         if (y->next)
1379                                 layout_image_set_index(lw, GPOINTER_TO_INT(y->next->data));
1380                         else
1381                                 layout_image_set_index(lw, GPOINTER_TO_INT(x->data));
1382                         }
1383                 while (x)
1384                         x = g_list_remove(x, x->data);
1385                 if (y) /* not dereferenced */
1386                         return;
1387                 }
1388
1389         cd = image_get_collection(lw->image, &info);
1390
1391         if (cd && info)
1392                 {
1393                 info = collection_next_by_info(cd, info);
1394                 if (info)
1395                         {
1396                         layout_image_set_collection_real(lw, cd, info, TRUE);
1397                         }
1398                 else
1399                         {
1400                         image_osd_icon(lw->image, IMAGE_OSD_LAST, -1);
1401                         }
1402                 return;
1403                 }
1404
1405         current = layout_image_get_index(lw);
1406
1407         if (current >= 0)
1408                 {
1409                 if (current < layout_list_count(lw, NULL) - 1)
1410                         {
1411                         layout_image_set_index(lw, current + 1);
1412                         }
1413                 else
1414                         {
1415                         image_osd_icon(lw->image, IMAGE_OSD_LAST, -1);
1416                         }
1417                 }
1418         else
1419                 {
1420                 layout_image_set_index(lw, 0);
1421                 }
1422 }
1423
1424 void layout_image_prev(LayoutWindow *lw)
1425 {
1426         gint current;
1427         CollectionData *cd;
1428         CollectInfo *info;
1429
1430         if (!layout_valid(&lw)) return;
1431
1432         if (layout_image_slideshow_active(lw))
1433                 {
1434                 layout_image_slideshow_prev(lw);
1435                 return;
1436                 }
1437
1438         if (layout_selection_count(lw, 0) > 1)
1439                 {
1440                 GList *x = layout_selection_list_by_index(lw);
1441                 gint old = layout_list_get_index(lw, layout_image_get_path(lw));
1442                 GList *y;
1443                 GList *last;
1444
1445                 for (last = y = x; y; y = y->next)
1446                         last = y;
1447                 for (y = x; y && (GPOINTER_TO_INT(y->data)) != old; y = y->next)
1448                         ;
1449                 if (y)
1450                         {
1451                         if (y->prev)
1452                                 layout_image_set_index(lw, GPOINTER_TO_INT(y->prev->data));
1453                         else
1454                                 layout_image_set_index(lw, GPOINTER_TO_INT(last->data));
1455                         }
1456                 while (x)
1457                         x = g_list_remove(x, x->data);
1458                 if (y) /* not dereferenced */
1459                         return;
1460                 }
1461
1462         cd = image_get_collection(lw->image, &info);
1463
1464         if (cd && info)
1465                 {
1466                 info = collection_prev_by_info(cd, info);
1467                 if (info)
1468                         {
1469                         layout_image_set_collection_real(lw, cd, info, FALSE);
1470                         }
1471                 else
1472                         {
1473                         image_osd_icon(lw->image, IMAGE_OSD_FIRST, -1);
1474                         }
1475                 return;
1476                 }
1477
1478         current = layout_image_get_index(lw);
1479
1480         if (current >= 0)
1481                 {
1482                 if (current > 0)
1483                         {
1484                         layout_image_set_index(lw, current - 1);
1485                         }
1486                 else
1487                         {
1488                         image_osd_icon(lw->image, IMAGE_OSD_FIRST, -1);
1489                         }
1490                 }
1491         else
1492                 {
1493                 layout_image_set_index(lw, layout_list_count(lw, NULL) - 1);
1494                 }
1495 }
1496
1497 void layout_image_first(LayoutWindow *lw)
1498 {
1499         gint current;
1500         CollectionData *cd;
1501         CollectInfo *info;
1502
1503         if (!layout_valid(&lw)) return;
1504
1505         cd = image_get_collection(lw->image, &info);
1506
1507         if (cd && info)
1508                 {
1509                 CollectInfo *new;
1510                 new = collection_get_first(cd);
1511                 if (new != info) layout_image_set_collection_real(lw, cd, new, TRUE);
1512                 return;
1513                 }
1514
1515         current = layout_image_get_index(lw);
1516         if (current != 0 && layout_list_count(lw, NULL) > 0)
1517                 {
1518                 layout_image_set_index(lw, 0);
1519                 }
1520 }
1521
1522 void layout_image_last(LayoutWindow *lw)
1523 {
1524         gint current;
1525         gint count;
1526         CollectionData *cd;
1527         CollectInfo *info;
1528
1529         if (!layout_valid(&lw)) return;
1530
1531         cd = image_get_collection(lw->image, &info);
1532
1533         if (cd && info)
1534                 {
1535                 CollectInfo *new;
1536                 new = collection_get_last(cd);
1537                 if (new != info) layout_image_set_collection_real(lw, cd, new, FALSE);
1538                 return;
1539                 }
1540
1541         current = layout_image_get_index(lw);
1542         count = layout_list_count(lw, NULL);
1543         if (current != count - 1 && count > 0)
1544                 {
1545                 layout_image_set_index(lw, count - 1);
1546                 }
1547 }
1548
1549 /*
1550  *----------------------------------------------------------------------------
1551  * mouse callbacks
1552  *----------------------------------------------------------------------------
1553  */
1554
1555 static gint image_idx(LayoutWindow *lw, ImageWindow *imd)
1556 {
1557         gint i;
1558
1559         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
1560                 {
1561                 if (lw->split_images[i] == imd)
1562                         break;
1563                 }
1564         if (i < MAX_SPLIT_IMAGES)
1565                 {
1566                 return i;
1567                 }
1568         return -1;
1569 }
1570
1571
1572 static void layout_image_button_cb(ImageWindow *imd, gint button, guint32 time,
1573                                    gdouble x, gdouble y, guint state, gpointer data)
1574 {
1575         LayoutWindow *lw = data;
1576         GtkWidget *menu;
1577
1578         switch (button)
1579                 {
1580                 case MOUSE_BUTTON_LEFT:
1581                         layout_image_next(lw);
1582                         break;
1583                 case MOUSE_BUTTON_MIDDLE:
1584                         layout_image_prev(lw);
1585                         break;
1586                 case MOUSE_BUTTON_RIGHT:
1587                         menu = layout_image_pop_menu(lw);
1588                         if (imd == lw->image)
1589                                 {
1590                                 g_object_set_data(G_OBJECT(menu), "click_parent", imd->widget);
1591                                 }
1592                         gtk_menu_popup(GTK_MENU(menu), NULL, NULL, NULL, NULL, 3, time);
1593                         break;
1594                 default:
1595                         break;
1596                 }
1597 }
1598
1599 static void layout_image_scroll_cb(ImageWindow *imd, GdkScrollDirection direction, guint32 time,
1600                                    gdouble x, gdouble y, guint state, gpointer data)
1601 {
1602         LayoutWindow *lw = data;
1603
1604         gint i = image_idx(lw, imd);
1605
1606         if (i != -1)
1607                 {
1608                 DEBUG_1("image activate scroll %d", i);
1609                 layout_image_activate(lw, i);
1610                 }
1611
1612
1613         if (state & GDK_CONTROL_MASK)
1614                 {
1615                 switch (direction)
1616                         {
1617                         case GDK_SCROLL_UP:
1618                                 layout_image_zoom_adjust_at_point(lw, get_zoom_increment(), x, y);
1619                                 break;
1620                         case GDK_SCROLL_DOWN:
1621                                 layout_image_zoom_adjust_at_point(lw, -get_zoom_increment(), x, y);
1622                                 break;
1623                         default:
1624                                 break;
1625                         }
1626                 }
1627         else if ( (state & GDK_SHIFT_MASK) != (options->mousewheel_scrolls))
1628                 {
1629                 switch (direction)
1630                         {
1631                         case GDK_SCROLL_UP:
1632                                 image_scroll(imd, 0, -MOUSEWHEEL_SCROLL_SIZE);
1633                                 break;
1634                         case GDK_SCROLL_DOWN:
1635                                 image_scroll(imd, 0, MOUSEWHEEL_SCROLL_SIZE);
1636                                 break;
1637                         case GDK_SCROLL_LEFT:
1638                                 image_scroll(imd, -MOUSEWHEEL_SCROLL_SIZE, 0);
1639                                 break;
1640                         case GDK_SCROLL_RIGHT:
1641                                 image_scroll(imd, MOUSEWHEEL_SCROLL_SIZE, 0);
1642                                 break;
1643                         default:
1644                                 break;
1645                         }
1646                 }
1647         else
1648                 {
1649                 switch (direction)
1650                         {
1651                         case GDK_SCROLL_UP:
1652                                 layout_image_prev(lw);
1653                                 break;
1654                         case GDK_SCROLL_DOWN:
1655                                 layout_image_next(lw);
1656                                 break;
1657                         default:
1658                                 break;
1659                         }
1660                 }
1661 }
1662
1663 static void layout_image_drag_cb(ImageWindow *imd, gint button, guint32 time,
1664                                  gdouble x, gdouble y, guint state, gdouble dx, gdouble dy, gpointer data)
1665 {
1666         gint i;
1667         LayoutWindow *lw = data;
1668
1669
1670         for (i=0; i < MAX_SPLIT_IMAGES; i++)
1671                 {
1672                 if (lw->split_images[i] && lw->split_images[i] != imd)
1673                         if (lw->connect_scroll)
1674                                 {
1675                                 gdouble sx, sy;
1676                                 if (state & GDK_CONTROL_MASK)
1677                                         {
1678                                         image_get_scroll_center(imd, &sx, &sy);
1679                                         }
1680                                 else
1681                                         {
1682                                         image_get_scroll_center(lw->split_images[i], &sx, &sy);
1683                                         sx += dx;
1684                                         sy += dy;
1685                                         }
1686                                 image_set_scroll_center(lw->split_images[i], sx, sy);
1687                                 }
1688                 }
1689 }
1690
1691 static void layout_image_button_inactive_cb(ImageWindow *imd, gint button, guint32 time,
1692                                    gdouble x, gdouble y, guint state, gpointer data)
1693 {
1694         LayoutWindow *lw = data;
1695         GtkWidget *menu;
1696         gint i = image_idx(lw, imd);
1697
1698         if (i != -1)
1699                 {
1700                 layout_image_activate(lw, i);
1701                 }
1702
1703         switch (button)
1704                 {
1705                 case MOUSE_BUTTON_RIGHT:
1706                         menu = layout_image_pop_menu(lw);
1707                         if (imd == lw->image)
1708                                 {
1709                                 g_object_set_data(G_OBJECT(menu), "click_parent", imd->widget);
1710                                 }
1711                         gtk_menu_popup(GTK_MENU(menu), NULL, NULL, NULL, NULL, 3, time);
1712                         break;
1713                 default:
1714                         break;
1715                 }
1716
1717 }
1718
1719 static void layout_image_drag_inactive_cb(ImageWindow *imd, gint button, guint32 time,
1720                                  gdouble x, gdouble y, guint state, gdouble dx, gdouble dy, gpointer data)
1721 {
1722         LayoutWindow *lw = data;
1723
1724         gint i = image_idx(lw, imd);
1725
1726         if (i != -1)
1727                 {
1728                 layout_image_activate(lw, i);
1729                 }
1730
1731
1732         /* continue as with active image */
1733         layout_image_drag_cb(imd, button, time, x, y, state, dx, dy, data);
1734 }
1735
1736
1737 static void layout_image_set_buttons(LayoutWindow *lw)
1738 {
1739         image_set_button_func(lw->image, layout_image_button_cb, lw);
1740         image_set_scroll_func(lw->image, layout_image_scroll_cb, lw);
1741 }
1742
1743 static void layout_image_set_buttons_inactive(LayoutWindow *lw, gint i)
1744 {
1745         image_set_button_func(lw->split_images[i], layout_image_button_inactive_cb, lw);
1746         image_set_scroll_func(lw->split_images[i], layout_image_scroll_cb, lw);
1747 }
1748
1749 /*
1750  *----------------------------------------------------------------------------
1751  * setup
1752  *----------------------------------------------------------------------------
1753  */
1754
1755 static void layout_image_update_cb(ImageWindow *imd, gpointer data)
1756 {
1757         LayoutWindow *lw = data;
1758         layout_status_update_image(lw);
1759 }
1760
1761 GtkWidget *layout_image_new(LayoutWindow *lw, gint i)
1762 {
1763         if (!lw->split_images[i])
1764                 {
1765                 lw->split_images[i] = image_new(TRUE);
1766
1767                 gtk_widget_ref(lw->split_images[i]->widget);
1768
1769                 image_background_set_color(lw->split_images[i], options->image.use_custom_border_color ? &options->image.border_color : NULL);
1770
1771                 image_auto_refresh(lw->split_images[i], 0);
1772
1773                 layout_image_dnd_init(lw, i);
1774                 image_color_profile_set(lw->split_images[i],
1775                                         options->color_profile.input_type,
1776                                         options->color_profile.screen_type,
1777                                         options->color_profile.use_image);
1778                 image_color_profile_set_use(lw->split_images[i], options->color_profile.enabled);
1779                 }
1780
1781         return lw->split_images[i]->widget;
1782 }
1783
1784 void layout_image_deactivate(LayoutWindow *lw, gint i)
1785 {
1786
1787         if (!lw->split_images[i]) return;
1788         image_set_update_func(lw->split_images[i], NULL, NULL);
1789         layout_image_set_buttons_inactive(lw, i);
1790         image_set_drag_func(lw->split_images[i], layout_image_drag_inactive_cb, lw);
1791
1792         image_attach_window(lw->split_images[i], NULL, NULL, NULL, FALSE);
1793         image_select(lw->split_images[i], FALSE);
1794 }
1795
1796
1797 void layout_image_activate(LayoutWindow *lw, gint i)
1798 {
1799         FileData *fd;
1800
1801         if (!lw->split_images[i]) return;
1802
1803         /* deactivate currently active */
1804         if (lw->active_split_image != i)
1805                 layout_image_deactivate(lw, lw->active_split_image);
1806
1807         lw->image = lw->split_images[i];
1808         lw->active_split_image = i;
1809
1810         image_set_update_func(lw->image, layout_image_update_cb, lw);
1811         layout_image_set_buttons(lw);
1812         image_set_drag_func(lw->image, layout_image_drag_cb, lw);
1813
1814         image_attach_window(lw->image, lw->window, NULL, GQ_APPNAME, FALSE);
1815
1816         /* do not hilight selected image in SPLIT_NONE */
1817         /* maybe the image should be selected always and hilight should be controled by
1818            another image option */
1819         if (lw->split_mode != SPLIT_NONE)
1820                 image_select(lw->split_images[i], TRUE);
1821         else
1822                 image_select(lw->split_images[i], FALSE);
1823
1824         fd = image_get_fd(lw->image);
1825
1826         if (fd)
1827                 {
1828 //              layout_list_sync_path(lw, path);
1829                 layout_set_path(lw, fd->path);
1830                 }
1831 }
1832
1833
1834 GtkWidget *layout_image_setup_split_none(LayoutWindow *lw)
1835 {
1836         gint i;
1837
1838         lw->split_mode = SPLIT_NONE;
1839
1840         if (!lw->split_images[0])
1841                 {
1842                 layout_image_new(lw, 0);
1843                 image_set_frame(lw->split_images[0], (!lw->tools_float && !lw->tools_hidden));
1844                 image_set_selectable(lw->split_images[0], 0);
1845                 layout_image_activate(lw, 0);
1846                 }
1847         else
1848                 {
1849                 image_set_frame(lw->split_images[0], (!lw->tools_float && !lw->tools_hidden));
1850                 image_set_selectable(lw->split_images[0], 0);
1851                 }
1852
1853         for (i = 1; i < MAX_SPLIT_IMAGES; i++)
1854                 {
1855                 if (lw->split_images[i])
1856                         {
1857                         gtk_widget_unref(lw->split_images[i]->widget);
1858                         lw->split_images[i] = NULL;
1859                         }
1860                 }
1861
1862
1863         layout_image_activate(lw, 0);
1864
1865         lw->split_image_widget = lw->split_images[0]->widget;
1866
1867         return lw->split_image_widget;
1868 }
1869
1870 GtkWidget *layout_image_setup_split_hv(LayoutWindow *lw, gboolean horizontal)
1871 {
1872         GtkWidget *paned;
1873         gint i;
1874
1875         lw->split_mode = horizontal ? SPLIT_HOR : SPLIT_VERT;
1876
1877         if (!lw->split_images[0])
1878                 {
1879                 layout_image_new(lw, 0);
1880                 }
1881         image_set_frame(lw->split_images[0], 1);
1882         image_set_selectable(lw->split_images[0], 1);
1883
1884         if (!lw->split_images[1])
1885                 {
1886                 layout_image_new(lw, 1);
1887                 image_set_frame(lw->split_images[1], 1);
1888                 image_set_selectable(lw->split_images[1], 1);
1889                 if (lw->image)
1890                         {
1891                         gdouble sx, sy;
1892                         image_change_fd(lw->split_images[1],
1893                                         image_get_fd(lw->image), image_zoom_get(lw->image));
1894                         image_get_scroll_center(lw->image, &sx, &sy);
1895                         image_set_scroll_center(lw->split_images[1], sx, sy);
1896                         }
1897                 layout_image_deactivate(lw, 1);
1898                 layout_image_activate(lw, 0);
1899                 }
1900         else
1901                 {
1902                 image_set_frame(lw->split_images[1], 1);
1903                 image_set_selectable(lw->split_images[1], 1);
1904                 }
1905
1906
1907         for (i = 2; i < MAX_SPLIT_IMAGES; i++)
1908                 {
1909                 if (lw->split_images[i])
1910                         {
1911                         gtk_widget_unref(lw->split_images[i]->widget);
1912                         lw->split_images[i] = NULL;
1913                         }
1914                 }
1915
1916         if (!lw->image || lw->active_split_image < 0 || lw->active_split_image > 1)
1917                 {
1918                 layout_image_activate(lw, 0);
1919                 }
1920
1921         /* horizontal split means vpaned and vice versa */
1922         if (horizontal)
1923                 paned = gtk_vpaned_new();
1924         else
1925                 paned = gtk_hpaned_new();
1926
1927         gtk_paned_pack1(GTK_PANED(paned), lw->split_images[0]->widget, TRUE, TRUE);
1928         gtk_paned_pack2(GTK_PANED(paned), lw->split_images[1]->widget, TRUE, TRUE);
1929
1930         gtk_widget_show(lw->split_images[0]->widget);
1931         gtk_widget_show(lw->split_images[1]->widget);
1932
1933
1934         lw->split_image_widget = paned;
1935
1936         return lw->split_image_widget;
1937
1938 }
1939
1940 GtkWidget *layout_image_setup_split_quad(LayoutWindow *lw)
1941 {
1942         GtkWidget *hpaned;
1943         GtkWidget *vpaned1;
1944         GtkWidget *vpaned2;
1945         gint i;
1946
1947         lw->split_mode = SPLIT_QUAD;
1948
1949         if (!lw->split_images[0])
1950                 {
1951                 layout_image_new(lw, 0);
1952                 }
1953
1954         image_set_frame(lw->split_images[0], 1);
1955         image_set_selectable(lw->split_images[0], 1);
1956
1957         if (!lw->split_images[1])
1958                 {
1959                 layout_image_activate(lw, 0);
1960                 }
1961
1962         for (i = 1; i < 4; i++)
1963                 if (!lw->split_images[i])
1964                         {
1965                         layout_image_new(lw, i);
1966                         image_set_frame(lw->split_images[i], 1);
1967                         image_set_selectable(lw->split_images[i], 1);
1968                         if (lw->image)
1969                                 {
1970                                 gdouble sx, sy;
1971                                 image_change_fd(lw->split_images[i],
1972                                         image_get_fd(lw->image), image_zoom_get(lw->image));
1973                                 image_get_scroll_center(lw->image, &sx, &sy);
1974                                 image_set_scroll_center(lw->split_images[i], sx, sy);
1975                                 }
1976                         layout_image_deactivate(lw, i);
1977                         }
1978                 else
1979                         {
1980                         image_set_frame(lw->split_images[i], 1);
1981                         image_set_selectable(lw->split_images[i], 1);
1982                         }
1983
1984         for (i = 4; i < MAX_SPLIT_IMAGES; i++)
1985                 {
1986                 if (lw->split_images[i])
1987                         {
1988                         gtk_widget_unref(lw->split_images[i]->widget);
1989                         lw->split_images[i] = NULL;
1990                         }
1991                 }
1992
1993
1994         if (!lw->image || lw->active_split_image < 0 || lw->active_split_image > 3)
1995                 {
1996                 layout_image_activate(lw, 0);
1997                 }
1998
1999         hpaned = gtk_hpaned_new();
2000         vpaned1 = gtk_vpaned_new();
2001         vpaned2 = gtk_vpaned_new();
2002
2003         gtk_paned_pack1(GTK_PANED(vpaned1), lw->split_images[0]->widget, TRUE, TRUE);
2004         gtk_paned_pack2(GTK_PANED(vpaned1), lw->split_images[2]->widget, TRUE, TRUE);
2005
2006         gtk_paned_pack1(GTK_PANED(vpaned2), lw->split_images[1]->widget, TRUE, TRUE);
2007         gtk_paned_pack2(GTK_PANED(vpaned2), lw->split_images[3]->widget, TRUE, TRUE);
2008
2009         gtk_paned_pack1(GTK_PANED(hpaned), vpaned1, TRUE, TRUE);
2010         gtk_paned_pack2(GTK_PANED(hpaned), vpaned2, TRUE, TRUE);
2011
2012
2013         for (i = 0; i < 4; i++)
2014                 gtk_widget_show(lw->split_images[i]->widget);
2015
2016         gtk_widget_show(vpaned1);
2017         gtk_widget_show(vpaned2);
2018
2019
2020         lw->split_image_widget = hpaned;
2021
2022         return lw->split_image_widget;
2023
2024 }
2025
2026 GtkWidget *layout_image_setup_split(LayoutWindow *lw, ImageSplitMode mode)
2027 {
2028         switch (mode)
2029                 {
2030                 case SPLIT_HOR:
2031                         return layout_image_setup_split_hv(lw, TRUE);
2032                 case SPLIT_VERT:
2033                         return layout_image_setup_split_hv(lw, FALSE);
2034                 case SPLIT_QUAD:
2035                         return layout_image_setup_split_quad(lw);
2036                 case SPLIT_NONE:
2037                 default:
2038                         return layout_image_setup_split_none(lw);
2039                 }
2040 }
2041
2042
2043 /*
2044  *-----------------------------------------------------------------------------
2045  * maintenance (for rename, move, remove)
2046  *-----------------------------------------------------------------------------
2047  */
2048
2049 void layout_image_maint_renamed(LayoutWindow *lw, FileData *fd)
2050 {
2051         FileData *img_fd;
2052
2053         img_fd = layout_image_get_fd(lw);
2054         if (img_fd == fd)
2055                 {
2056                 image_set_fd(lw->image, fd);
2057                 layout_bars_maint_renamed(lw);
2058                 }
2059 }
2060
2061 void layout_image_maint_removed(LayoutWindow *lw, FileData *fd)
2062 {
2063         FileData *img_fd;
2064
2065         img_fd = layout_image_get_fd(lw);
2066         if (img_fd == fd)
2067                 {
2068                 CollectionData *cd;
2069                 CollectInfo *info;
2070
2071                 cd = image_get_collection(lw->image, &info);
2072                 if (cd && info)
2073                         {
2074                         CollectInfo *new;
2075
2076                         new = collection_next_by_info(cd, info);
2077                         if (!new) new = collection_prev_by_info(cd, info);
2078
2079                         if (new)
2080                                 {
2081                                 layout_image_set_collection(lw, cd, new);
2082                                 return;
2083                                 }
2084                         }
2085
2086                 layout_image_set_fd(lw, NULL);
2087                 }
2088 }
2089
2090 void layout_image_maint_moved(LayoutWindow *lw, FileData *fd)
2091 {
2092         layout_image_maint_renamed(lw, fd);
2093 }