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