src/layout_image.c

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