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