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 "color-man.h"
  18 #include "dnd.h"
  19 #include "editors.h"
  20 #include "filedata.h"
  21 #include "fullscreen.h"
  22 #include "image.h"
  23 #include "image-overlay.h"
  24 #include "img-view.h"
  25 #include "layout.h"
  26 #include "layout_util.h"
  27 #include "menu.h"
  28 #include "misc.h"
  29 #include "pixbuf_util.h"
  30 #include "pixbuf-renderer.h"
  31 #include "slideshow.h"
  32 #include "ui_fileops.h"
  33 #include "ui_menu.h"
  34 #include "uri_utils.h"
  35 #include "utilops.h"
  36
  37 #include <gdk/gdkkeysyms.h> /* for keyboard values */
  38
  39
  40 static GtkWidget *layout_image_pop_menu(LayoutWindow *lw);
  41 static void layout_image_set_buttons(LayoutWindow *lw);
  42
  43 /*
  44  *----------------------------------------------------------------------------
  45  * full screen overlay
  46  *----------------------------------------------------------------------------
  47  */
  48
  49 void layout_image_overlay_toggle(LayoutWindow *lw)
  50 {
  51         if (!lw) return;
  52         image_osd_toggle(lw->image);
  53 }
  54
  55 /*
  56  *----------------------------------------------------------------------------
  57  * full screen
  58  *----------------------------------------------------------------------------
  59  */
  60
  61 static void layout_image_full_screen_stop_func(FullScreenData *fs, gpointer data)
  62 {
  63         LayoutWindow *lw = data;
  64
  65         /* restore image window */
  66         lw->image = fs->normal_imd;
  67
  68         if (lw->slideshow)
  69                 {
  70                 lw->slideshow->imd = lw->image;
  71                 }
  72
  73         lw->full_screen = NULL;
  74 }
  75
  76 void layout_image_full_screen_start(LayoutWindow *lw)
  77 {
  78         if (!layout_valid(&lw)) return;
  79
  80         if (lw->full_screen) return;
  81
  82         lw->full_screen = fullscreen_start(lw->window, lw->image,
  83                                            layout_image_full_screen_stop_func, lw);
  84
  85         /* set to new image window */
  86         lw->image = lw->full_screen->imd;
  87
  88         if (lw->slideshow)
  89                 {
  90                 lw->slideshow->imd = lw->image;
  91                 }
  92
  93         layout_image_set_buttons(lw);
  94
  95         g_signal_connect(G_OBJECT(lw->full_screen->window), "key_press_event",
  96                          G_CALLBACK(layout_key_press_cb), lw);
  97
  98         layout_actions_add_window(lw, lw->full_screen->window);
  99 #if 0
 100         gtk_widget_set_sensitive(lw->window, FALSE);
 101         if (lw->tools) gtk_widget_set_sensitive(lw->tools, FALSE);
 102 #endif
 103
 104         image_osd_copy_status(lw->full_screen->normal_imd, lw->image);
 105 }
 106
 107 void layout_image_full_screen_stop(LayoutWindow *lw)
 108 {
 109         if (!layout_valid(&lw)) return;
 110         if (!lw->full_screen) return;
 111
 112         image_osd_copy_status(lw->image, lw->full_screen->normal_imd);
 113
 114         fullscreen_stop(lw->full_screen);
 115
 116 #if 0
 117         gtk_widget_set_sensitive(lw->window, TRUE);
 118         if (lw->tools) gtk_widget_set_sensitive(lw->tools, TRUE);
 119 #endif
 120 }
 121
 122 void layout_image_full_screen_toggle(LayoutWindow *lw)
 123 {
 124         if (!layout_valid(&lw)) return;
 125         if (lw->full_screen)
 126                 {
 127                 layout_image_full_screen_stop(lw);
 128                 }
 129         else
 130                 {
 131                 layout_image_full_screen_start(lw);
 132                 }
 133 }
 134
 135 gboolean layout_image_full_screen_active(LayoutWindow *lw)
 136 {
 137         if (!layout_valid(&lw)) return FALSE;
 138
 139         return (lw->full_screen != NULL);
 140 }
 141
 142 /*
 143  *----------------------------------------------------------------------------
 144  * slideshow
 145  *----------------------------------------------------------------------------
 146  */
 147
 148 static void layout_image_slideshow_next(LayoutWindow *lw)
 149 {
 150         if (lw->slideshow) slideshow_next(lw->slideshow);
 151 }
 152
 153 static void layout_image_slideshow_prev(LayoutWindow *lw)
 154 {
 155         if (lw->slideshow) slideshow_prev(lw->slideshow);
 156 }
 157
 158 static void layout_image_slideshow_stop_func(SlideShowData *ss, gpointer data)
 159 {
 160         LayoutWindow *lw = data;
 161
 162         lw->slideshow = NULL;
 163         layout_status_update_info(lw, NULL);
 164 }
 165
 166 void layout_image_slideshow_start(LayoutWindow *lw)
 167 {
 168         CollectionData *cd;
 169         CollectInfo *info;
 170
 171         if (!layout_valid(&lw)) return;
 172         if (lw->slideshow) return;
 173
 174         cd = image_get_collection(lw->image, &info);
 175
 176         if (cd && info)
 177                 {
 178                 lw->slideshow = slideshow_start_from_collection(lw->image, cd,
 179                                 layout_image_slideshow_stop_func, lw, info);
 180                 }
 181         else
 182                 {
 183                 lw->slideshow = slideshow_start(lw->image, lw,
 184                                 layout_list_get_index(lw, layout_image_get_fd(lw)),
 185                                 layout_image_slideshow_stop_func, lw);
 186                 }
 187
 188         layout_status_update_info(lw, NULL);
 189 }
 190
 191 /* note that slideshow will take ownership of the list, do not free it */
 192 void layout_image_slideshow_start_from_list(LayoutWindow *lw, GList *list)
 193 {
 194         if (!layout_valid(&lw)) return;
 195
 196         if (lw->slideshow || !list)
 197                 {
 198                 filelist_free(list);
 199                 return;
 200                 }
 201
 202         lw->slideshow = slideshow_start_from_filelist(lw->image, list,
 203                                                        layout_image_slideshow_stop_func, lw);
 204
 205         layout_status_update_info(lw, NULL);
 206 }
 207
 208 void layout_image_slideshow_stop(LayoutWindow *lw)
 209 {
 210         if (!layout_valid(&lw)) return;
 211
 212         if (!lw->slideshow) return;
 213
 214         slideshow_free(lw->slideshow);
 215         /* the stop_func sets lw->slideshow to NULL for us */
 216 }
 217
 218 void layout_image_slideshow_toggle(LayoutWindow *lw)
 219 {
 220         if (!layout_valid(&lw)) return;
 221
 222         if (lw->slideshow)
 223                 {
 224                 layout_image_slideshow_stop(lw);
 225                 }
 226         else
 227                 {
 228                 layout_image_slideshow_start(lw);
 229                 }
 230 }
 231
 232 gboolean layout_image_slideshow_active(LayoutWindow *lw)
 233 {
 234         if (!layout_valid(&lw)) return FALSE;
 235
 236         return (lw->slideshow != NULL);
 237 }
 238
 239 gboolean layout_image_slideshow_pause_toggle(LayoutWindow *lw)
 240 {
 241         gboolean ret;
 242
 243         if (!layout_valid(&lw)) return FALSE;
 244
 245         ret = slideshow_pause_toggle(lw->slideshow);
 246
 247         layout_status_update_info(lw, NULL);
 248
 249         return ret;
 250 }
 251
 252 gboolean layout_image_slideshow_paused(LayoutWindow *lw)
 253 {
 254         if (!layout_valid(&lw)) return FALSE;
 255
 256         return (slideshow_paused(lw->slideshow));
 257 }
 258
 259 static gboolean layout_image_slideshow_continue_check(LayoutWindow *lw)
 260 {
 261         if (!lw->slideshow) return FALSE;
 262
 263         if (!slideshow_should_continue(lw->slideshow))
 264                 {
 265                 layout_image_slideshow_stop(lw);
 266                 return FALSE;
 267                 }
 268
 269         return TRUE;
 270 }
 271
 272 /*
 273  *----------------------------------------------------------------------------
 274  * pop-up menus
 275  *----------------------------------------------------------------------------
 276  */
 277
 278 static void li_pop_menu_zoom_in_cb(GtkWidget *widget, gpointer data)
 279 {
 280         LayoutWindow *lw = data;
 281
 282         layout_image_zoom_adjust(lw, get_zoom_increment(), FALSE);
 283 }
 284
 285 static void li_pop_menu_zoom_out_cb(GtkWidget *widget, gpointer data)
 286 {
 287         LayoutWindow *lw = data;
 288         layout_image_zoom_adjust(lw, -get_zoom_increment(), FALSE);
 289 }
 290
 291 static void li_pop_menu_zoom_1_1_cb(GtkWidget *widget, gpointer data)
 292 {
 293         LayoutWindow *lw = data;
 294
 295         layout_image_zoom_set(lw, 1.0, FALSE);
 296 }
 297
 298 static void li_pop_menu_zoom_fit_cb(GtkWidget *widget, gpointer data)
 299 {
 300         LayoutWindow *lw = data;
 301
 302         layout_image_zoom_set(lw, 0.0, FALSE);
 303 }
 304
 305 static void li_pop_menu_edit_cb(GtkWidget *widget, gpointer data)
 306 {
 307         LayoutWindow *lw;
 308         const gchar *key = data;
 309
 310         lw = submenu_item_get_data(widget);
 311
 312         if (!editor_window_flag_set(key))
 313                 {
 314                 layout_image_full_screen_stop(lw);
 315                 }
 316         file_util_start_editor_from_file(key, layout_image_get_fd(lw), lw->window);
 317 }
 318
 319 static void li_pop_menu_wallpaper_cb(GtkWidget *widget, gpointer data)
 320 {
 321         LayoutWindow *lw = data;
 322
 323         layout_image_to_root(lw);
 324 }
 325
 326 static void li_pop_menu_alter_cb(GtkWidget *widget, gpointer data)
 327 {
 328         LayoutWindow *lw = data;
 329         AlterType type;
 330
 331         lw = submenu_item_get_data(widget);
 332         type = (AlterType)GPOINTER_TO_INT(data);
 333
 334         image_alter(lw->image, type);
 335 }
 336
 337 static void li_pop_menu_new_cb(GtkWidget *widget, gpointer data)
 338 {
 339         LayoutWindow *lw = data;
 340
 341         view_window_new(layout_image_get_fd(lw));
 342 }
 343
 344 static GtkWidget *li_pop_menu_click_parent(GtkWidget *widget, LayoutWindow *lw)
 345 {
 346         GtkWidget *menu;
 347         GtkWidget *parent;
 348
 349         menu = gtk_widget_get_toplevel(widget);
 350         if (!menu) return NULL;
 351
 352         parent = g_object_get_data(G_OBJECT(menu), "click_parent");
 353
 354         if (!parent && lw->full_screen)
 355                 {
 356                 parent = lw->full_screen->imd->widget;
 357                 }
 358
 359         return parent;
 360 }
 361
 362 static void li_pop_menu_copy_cb(GtkWidget *widget, gpointer data)
 363 {
 364         LayoutWindow *lw = data;
 365
 366         file_util_copy(layout_image_get_fd(lw), NULL, NULL,
 367                        li_pop_menu_click_parent(widget, lw));
 368 }
 369
 370 static void li_pop_menu_copy_path_cb(GtkWidget *widget, gpointer data)
 371 {
 372         LayoutWindow *lw = data;
 373
 374         file_util_copy_path_to_clipboard(layout_image_get_fd(lw));
 375 }
 376
 377 static void li_pop_menu_move_cb(GtkWidget *widget, gpointer data)
 378 {
 379         LayoutWindow *lw = data;
 380
 381         file_util_move(layout_image_get_fd(lw), NULL, NULL,
 382                        li_pop_menu_click_parent(widget, lw));
 383 }
 384
 385 static void li_pop_menu_rename_cb(GtkWidget *widget, gpointer data)
 386 {
 387         LayoutWindow *lw = data;
 388
 389         file_util_rename(layout_image_get_fd(lw), NULL,
 390                          li_pop_menu_click_parent(widget, lw));
 391 }
 392
 393 static void li_pop_menu_delete_cb(GtkWidget *widget, gpointer data)
 394 {
 395         LayoutWindow *lw = data;
 396
 397         file_util_delete(layout_image_get_fd(lw), NULL,
 398                          li_pop_menu_click_parent(widget, lw));
 399 }
 400
 401 static void li_pop_menu_slide_start_cb(GtkWidget *widget, gpointer data)
 402 {
 403         LayoutWindow *lw = data;
 404
 405         layout_image_slideshow_start(lw);
 406 }
 407
 408 static void li_pop_menu_slide_stop_cb(GtkWidget *widget, gpointer data)
 409 {
 410         LayoutWindow *lw = data;
 411
 412         layout_image_slideshow_stop(lw);
 413 }
 414
 415 static void li_pop_menu_slide_pause_cb(GtkWidget *widget, gpointer data)
 416 {
 417         LayoutWindow *lw = data;
 418
 419         layout_image_slideshow_pause_toggle(lw);
 420 }
 421
 422 static void li_pop_menu_full_screen_cb(GtkWidget *widget, gpointer data)
 423 {
 424         LayoutWindow *lw = data;
 425
 426         layout_image_full_screen_toggle(lw);
 427 }
 428
 429 static void li_pop_menu_hide_cb(GtkWidget *widget, gpointer data)
 430 {
 431         LayoutWindow *lw = data;
 432
 433         layout_tools_hide_toggle(lw);
 434 }
 435
 436 static void li_set_layout_path_cb(GtkWidget *widget, gpointer data)
 437 {
 438         LayoutWindow *lw = data;
 439         FileData *fd;
 440
 441         if (!layout_valid(&lw)) return;
 442
 443         fd = layout_image_get_fd(lw);
 444         if (fd) layout_set_fd(lw, fd);
 445 }
 446
 447 static gboolean li_check_if_current_path(LayoutWindow *lw, const gchar *path)
 448 {
 449         gchar *dirname;
 450         gboolean ret;
 451
 452         if (!path || !layout_valid(&lw) || !lw->dir_fd) return FALSE;
 453
 454         dirname = g_path_get_dirname(path);
 455         ret = (strcmp(lw->dir_fd->path, dirname) == 0);
 456         g_free(dirname);
 457         return ret;
 458 }
 459
 460 static void layout_image_popup_menu_destroy_cb(GtkWidget *widget, gpointer data)
 461 {
 462         LayoutWindow *lw = data;
 463
 464         filelist_free(lw->editmenu_fd_list);
 465         lw->editmenu_fd_list = NULL;
 466 }
 467
 468 static GList *layout_image_get_fd_list(LayoutWindow *lw)
 469 {
 470         GList *list = NULL;
 471         FileData *fd = layout_image_get_fd(lw);
 472
 473         if (fd)
 474                 list = g_list_append(NULL, file_data_ref(fd));
 475
 476         return list;
 477 }
 478
 479 static GtkWidget *layout_image_pop_menu(LayoutWindow *lw)
 480 {
 481         GtkWidget *menu;
 482         GtkWidget *item;
 483         GtkWidget *submenu;
 484         const gchar *path;
 485         gboolean fullscreen;
 486
 487         path = layout_image_get_path(lw);
 488         fullscreen = layout_image_full_screen_active(lw);
 489
 490         menu = popup_menu_short_lived();
 491         g_signal_connect(G_OBJECT(menu), "destroy",
 492                          G_CALLBACK(layout_image_popup_menu_destroy_cb), lw);
 493
 494         menu_item_add_stock(menu, _("Zoom _in"), GTK_STOCK_ZOOM_IN, G_CALLBACK(li_pop_menu_zoom_in_cb), lw);
 495         menu_item_add_stock(menu, _("Zoom _out"), GTK_STOCK_ZOOM_OUT, G_CALLBACK(li_pop_menu_zoom_out_cb), lw);
 496         menu_item_add_stock(menu, _("Zoom _1:1"), GTK_STOCK_ZOOM_100, G_CALLBACK(li_pop_menu_zoom_1_1_cb), lw);
 497         menu_item_add_stock(menu, _("Fit image to _window"), GTK_STOCK_ZOOM_FIT, G_CALLBACK(li_pop_menu_zoom_fit_cb), lw);
 498         menu_item_add_divider(menu);
 499
 500         lw->editmenu_fd_list = layout_image_get_fd_list(lw);
 501         submenu = submenu_add_edit(menu, &item, G_CALLBACK(li_pop_menu_edit_cb), lw, lw->editmenu_fd_list);
 502         if (!path) gtk_widget_set_sensitive(item, FALSE);
 503         menu_item_add_divider(submenu);
 504         menu_item_add(submenu, _("Set as _wallpaper"), G_CALLBACK(li_pop_menu_wallpaper_cb), lw);
 505
 506         item = submenu_add_alter(menu, G_CALLBACK(li_pop_menu_alter_cb), lw);
 507
 508         item = menu_item_add_stock(menu, _("View in _new window"), GTK_STOCK_NEW, G_CALLBACK(li_pop_menu_new_cb), lw);
 509         if (!path || fullscreen) gtk_widget_set_sensitive(item, FALSE);
 510
 511         item = menu_item_add(menu, _("_Go to directory view"), G_CALLBACK(li_set_layout_path_cb), lw);
 512         if (!path || li_check_if_current_path(lw, path)) gtk_widget_set_sensitive(item, FALSE);
 513
 514         menu_item_add_divider(menu);
 515
 516         item = menu_item_add_stock(menu, _("_Copy..."), GTK_STOCK_COPY, G_CALLBACK(li_pop_menu_copy_cb), lw);
 517         if (!path) gtk_widget_set_sensitive(item, FALSE);
 518         item = menu_item_add(menu, _("_Move..."), G_CALLBACK(li_pop_menu_move_cb), lw);
 519         if (!path) gtk_widget_set_sensitive(item, FALSE);
 520         item = menu_item_add(menu, _("_Rename..."), G_CALLBACK(li_pop_menu_rename_cb), lw);
 521         if (!path) gtk_widget_set_sensitive(item, FALSE);
 522         item = menu_item_add_stock(menu, _("_Delete..."), GTK_STOCK_DELETE, G_CALLBACK(li_pop_menu_delete_cb), lw);
 523         if (!path) gtk_widget_set_sensitive(item, FALSE);
 524
 525         item = menu_item_add(menu, _("_Copy path"), G_CALLBACK(li_pop_menu_copy_path_cb), lw);
 526         if (!path) gtk_widget_set_sensitive(item, FALSE);
 527
 528         menu_item_add_divider(menu);
 529
 530         if (layout_image_slideshow_active(lw))
 531                 {
 532                 menu_item_add(menu, _("_Stop slideshow"), G_CALLBACK(li_pop_menu_slide_stop_cb), lw);
 533                 if (layout_image_slideshow_paused(lw))
 534                         {
 535                         item = menu_item_add(menu, _("Continue slides_how"),
 536                                              G_CALLBACK(li_pop_menu_slide_pause_cb), lw);
 537                         }
 538                 else
 539                         {
 540                         item = menu_item_add(menu, _("Pause slides_how"),
 541                                              G_CALLBACK(li_pop_menu_slide_pause_cb), lw);
 542                         }
 543                 }
 544         else
 545                 {
 546                 menu_item_add(menu, _("_Start slideshow"), G_CALLBACK(li_pop_menu_slide_start_cb), lw);
 547                 item = menu_item_add(menu, _("Pause slides_how"), G_CALLBACK(li_pop_menu_slide_pause_cb), lw);
 548                 gtk_widget_set_sensitive(item, FALSE);
 549                 }
 550
 551         if (!fullscreen)
 552                 {
 553                 menu_item_add(menu, _("_Full screen"), G_CALLBACK(li_pop_menu_full_screen_cb), lw);
 554                 }
 555         else
 556                 {
 557                 menu_item_add(menu, _("Exit _full screen"), G_CALLBACK(li_pop_menu_full_screen_cb), lw);
 558                 }
 559
 560         menu_item_add_divider(menu);
 561
 562         item = menu_item_add_check(menu, _("Hide file _list"), lw->options.tools_hidden,
 563                                    G_CALLBACK(li_pop_menu_hide_cb), lw);
 564         if (fullscreen) gtk_widget_set_sensitive(item, FALSE);
 565
 566         return menu;
 567 }
 568
 569 static void layout_image_menu_pos_cb(GtkMenu *menu, gint *x, gint *y, gboolean *push_in, gpointer data)
 570 {
 571         LayoutWindow *lw = data;
 572
 573         gdk_window_get_origin(lw->image->pr->window, x, y);
 574         popup_menu_position_clamp(menu, x, y, 0);
 575 }
 576
 577 void layout_image_menu_popup(LayoutWindow *lw)
 578 {
 579         GtkWidget *menu;
 580
 581         menu = layout_image_pop_menu(lw);
 582         gtk_menu_popup(GTK_MENU(menu), NULL, NULL, layout_image_menu_pos_cb, lw, 0, GDK_CURRENT_TIME);
 583 }
 584
 585 /*
 586  *----------------------------------------------------------------------------
 587  * dnd
 588  *----------------------------------------------------------------------------
 589  */
 590
 591 static void layout_image_dnd_receive(GtkWidget *widget, GdkDragContext *context,
 592                                      gint x, gint y,
 593                                      GtkSelectionData *selection_data, guint info,
 594                                      guint time, gpointer data)
 595 {
 596         LayoutWindow *lw = data;
 597         gint i;
 598
 599
 600         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
 601                 {
 602                 if (lw->split_images[i] && lw->split_images[i]->pr == widget)
 603                         break;
 604                 }
 605         if (i < MAX_SPLIT_IMAGES)
 606                 {
 607                 DEBUG_1("dnd image activate %d", i);
 608                 layout_image_activate(lw, i);
 609                 }
 610
 611
 612         if (info == TARGET_URI_LIST || info == TARGET_APP_COLLECTION_MEMBER)
 613                 {
 614                 CollectionData *source;
 615                 GList *list;
 616                 GList *info_list;
 617
 618                 if (info == TARGET_URI_LIST)
 619                         {
 620                         list = uri_filelist_from_text((gchar *)selection_data->data, TRUE);
 621                         source = NULL;
 622                         info_list = NULL;
 623                         }
 624                 else
 625                         {
 626                         source = collection_from_dnd_data((gchar *)selection_data->data, &list, &info_list);
 627                         }
 628
 629                 if (list)
 630                         {
 631                         FileData *fd = list->data;
 632
 633                         if (isfile(fd->path))
 634                                 {
 635                                 gchar *base;
 636                                 gint row;
 637                                 FileData *dir_fd;
 638
 639                                 base = remove_level_from_path(fd->path);
 640                                 dir_fd = file_data_new_simple(base);
 641                                 if (dir_fd != lw->dir_fd)
 642                                         {
 643                                         layout_set_fd(lw, dir_fd);
 644                                         }
 645                                 file_data_unref(dir_fd);
 646                                 g_free(base);
 647
 648                                 row = layout_list_get_index(lw, fd);
 649                                 if (source && info_list)
 650                                         {
 651                                         layout_image_set_collection(lw, source, info_list->data);
 652                                         }
 653                                 else if (row == -1)
 654                                         {
 655                                         layout_image_set_fd(lw, fd);
 656                                         }
 657                                 else
 658                                         {
 659                                         layout_image_set_index(lw, row);
 660                                         }
 661                                 }
 662                         else if (isdir(fd->path))
 663                                 {
 664                                 layout_set_fd(lw, fd);
 665                                 layout_image_set_fd(lw, NULL);
 666                                 }
 667                         }
 668
 669                 filelist_free(list);
 670                 g_list_free(info_list);
 671                 }
 672 }
 673
 674 static void layout_image_dnd_get(GtkWidget *widget, GdkDragContext *context,
 675                                  GtkSelectionData *selection_data, guint info,
 676                                  guint time, gpointer data)
 677 {
 678         LayoutWindow *lw = data;
 679         FileData *fd;
 680         gint i;
 681
 682
 683         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
 684                 {
 685                 if (lw->split_images[i] && lw->split_images[i]->pr == widget)
 686                         break;
 687                 }
 688         if (i < MAX_SPLIT_IMAGES)
 689                 {
 690                 DEBUG_1("dnd get from %d", i);
 691                 fd = image_get_fd(lw->split_images[i]);
 692                 }
 693         else
 694                 fd = layout_image_get_fd(lw);
 695
 696         if (fd)
 697                 {
 698                 gchar *text = NULL;
 699                 gint len;
 700                 gboolean plain_text;
 701                 GList *list;
 702
 703                 switch (info)
 704                         {
 705                         case TARGET_URI_LIST:
 706                                 plain_text = FALSE;
 707                                 break;
 708                         case TARGET_TEXT_PLAIN:
 709                         default:
 710                                 plain_text = TRUE;
 711                                 break;
 712                         }
 713                 list = g_list_append(NULL, fd);
 714                 text = uri_text_from_filelist(list, &len, plain_text);
 715                 g_list_free(list);
 716                 if (text)
 717                         {
 718                         gtk_selection_data_set(selection_data, selection_data->target,
 719                                                8, (guchar *)text, len);
 720                         g_free(text);
 721                         }
 722                 }
 723         else
 724                 {
 725                 gtk_selection_data_set(selection_data, selection_data->target,
 726                                        8, NULL, 0);
 727                 }
 728 }
 729
 730 static void layout_image_dnd_end(GtkWidget *widget, GdkDragContext *context, gpointer data)
 731 {
 732         LayoutWindow *lw = data;
 733         if (context->action == GDK_ACTION_MOVE)
 734                 {
 735                 FileData *fd;
 736                 gint row;
 737
 738                 fd = layout_image_get_fd(lw);
 739                 row = layout_list_get_index(lw, fd);
 740                 if (row < 0) return;
 741
 742                 if (!isfile(fd->path))
 743                         {
 744                         if ((guint) row < layout_list_count(lw, NULL) - 1)
 745                                 {
 746                                 layout_image_next(lw);
 747                                 }
 748                         else
 749                                 {
 750                                 layout_image_prev(lw);
 751                                 }
 752                         }
 753                 layout_refresh(lw);
 754                 }
 755 }
 756
 757 static void layout_image_dnd_init(LayoutWindow *lw, gint i)
 758 {
 759         ImageWindow *imd = lw->split_images[i];
 760
 761         gtk_drag_source_set(imd->pr, GDK_BUTTON2_MASK,
 762                             dnd_file_drag_types, dnd_file_drag_types_count,
 763                             GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
 764         g_signal_connect(G_OBJECT(imd->pr), "drag_data_get",
 765                          G_CALLBACK(layout_image_dnd_get), lw);
 766         g_signal_connect(G_OBJECT(imd->pr), "drag_end",
 767                          G_CALLBACK(layout_image_dnd_end), lw);
 768
 769         gtk_drag_dest_set(imd->pr,
 770                           GTK_DEST_DEFAULT_MOTION | GTK_DEST_DEFAULT_DROP,
 771                           dnd_file_drop_types, dnd_file_drop_types_count,
 772                           GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
 773         g_signal_connect(G_OBJECT(imd->pr), "drag_data_received",
 774                          G_CALLBACK(layout_image_dnd_receive), lw);
 775 }
 776
 777
 778 /*
 779  *----------------------------------------------------------------------------
 780  * misc
 781  *----------------------------------------------------------------------------
 782  */
 783
 784 void layout_image_to_root(LayoutWindow *lw)
 785 {
 786         image_to_root_window(lw->image, (image_zoom_get(lw->image) == 0));
 787 }
 788
 789 /*
 790  *----------------------------------------------------------------------------
 791  * manipulation + accessors
 792  *----------------------------------------------------------------------------
 793  */
 794
 795 void layout_image_scroll(LayoutWindow *lw, gint x, gint y, gboolean connect_scroll)
 796 {
 797         gdouble dx, dy;
 798         gint width, height, i;
 799         if (!layout_valid(&lw)) return;
 800
 801         image_scroll(lw->image, x, y);
 802
 803         if (!connect_scroll) return;
 804
 805         image_get_image_size(lw->image, &width, &height);
 806         dx = (gdouble) x / width;
 807         dy = (gdouble) y / height;
 808
 809         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
 810                 {
 811                 if (lw->split_images[i] && lw->split_images[i] != lw->image)
 812                         {
 813                         gdouble sx, sy;
 814                         image_get_scroll_center(lw->split_images[i], &sx, &sy);
 815                         sx += dx;
 816                         sy += dy;
 817                         image_set_scroll_center(lw->split_images[i], sx, sy);
 818                         }
 819                 }
 820
 821 }
 822
 823 void layout_image_zoom_adjust(LayoutWindow *lw, gdouble increment, gboolean connect_zoom)
 824 {
 825         gint i;
 826         if (!layout_valid(&lw)) return;
 827
 828         image_zoom_adjust(lw->image, increment);
 829
 830         if (!connect_zoom) return;
 831
 832         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
 833                 {
 834                 if (lw->split_images[i] && lw->split_images[i] != lw->image)
 835                         image_zoom_adjust(lw->split_images[i], increment); ;
 836                 }
 837 }
 838
 839 void layout_image_zoom_adjust_at_point(LayoutWindow *lw, gdouble increment, gint x, gint y, gboolean connect_zoom)
 840 {
 841         gint i;
 842         if (!layout_valid(&lw)) return;
 843
 844         image_zoom_adjust_at_point(lw->image, increment, x, y);
 845
 846         if (!connect_zoom) return;
 847
 848         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
 849                 {
 850                 if (lw->split_images[i] && lw->split_images[i] != lw->image)
 851                         image_zoom_adjust_at_point(lw->split_images[i], increment, x, y);
 852                 }
 853 }
 854
 855 void layout_image_zoom_set(LayoutWindow *lw, gdouble zoom, gboolean connect_zoom)
 856 {
 857         gint i;
 858         if (!layout_valid(&lw)) return;
 859
 860         image_zoom_set(lw->image, zoom);
 861
 862         if (!connect_zoom) return;
 863
 864         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
 865                 {
 866                 if (lw->split_images[i] && lw->split_images[i] != lw->image)
 867                         image_zoom_set(lw->split_images[i], zoom);
 868                 }
 869 }
 870
 871 void layout_image_zoom_set_fill_geometry(LayoutWindow *lw, gboolean vertical, gboolean connect_zoom)
 872 {
 873         gint i;
 874         if (!layout_valid(&lw)) return;
 875
 876         image_zoom_set_fill_geometry(lw->image, vertical);
 877
 878         if (!connect_zoom) return;
 879
 880         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
 881                 {
 882                 if (lw->split_images[i] && lw->split_images[i] != lw->image)
 883                         image_zoom_set_fill_geometry(lw->split_images[i], vertical);
 884                 }
 885 }
 886
 887 void layout_image_alter(LayoutWindow *lw, AlterType type)
 888 {
 889         if (!layout_valid(&lw)) return;
 890
 891         image_alter(lw->image, type);
 892 }
 893
 894 const gchar *layout_image_get_path(LayoutWindow *lw)
 895 {
 896         if (!layout_valid(&lw)) return NULL;
 897
 898         return image_get_path(lw->image);
 899 }
 900
 901 const gchar *layout_image_get_name(LayoutWindow *lw)
 902 {
 903         if (!layout_valid(&lw)) return NULL;
 904
 905         return image_get_name(lw->image);
 906 }
 907
 908 FileData *layout_image_get_fd(LayoutWindow *lw)
 909 {
 910         if (!layout_valid(&lw)) return NULL;
 911
 912         return image_get_fd(lw->image);
 913 }
 914
 915 CollectionData *layout_image_get_collection(LayoutWindow *lw, CollectInfo **info)
 916 {
 917         if (!layout_valid(&lw)) return NULL;
 918
 919         return image_get_collection(lw->image, info);
 920 }
 921
 922 gint layout_image_get_index(LayoutWindow *lw)
 923 {
 924         return layout_list_get_index(lw, image_get_fd(lw->image));
 925 }
 926
 927 /*
 928  *----------------------------------------------------------------------------
 929  * image changers
 930  *----------------------------------------------------------------------------
 931  */
 932
 933 void layout_image_set_fd(LayoutWindow *lw, FileData *fd)
 934 {
 935         if (!layout_valid(&lw)) return;
 936
 937         image_change_fd(lw->image, fd, image_zoom_get_default(lw->image));
 938
 939         layout_list_sync_fd(lw, fd);
 940         layout_image_slideshow_continue_check(lw);
 941         layout_bars_new_image(lw);
 942 }
 943
 944 void layout_image_set_with_ahead(LayoutWindow *lw, FileData *fd, FileData *read_ahead_fd)
 945 {
 946         if (!layout_valid(&lw)) return;
 947
 948 /*
 949 This should be handled at the caller: in vflist_select_image
 950         if (path)
 951                 {
 952                 const gchar *old_path;
 953
 954                 old_path = layout_image_get_path(lw);
 955                 if (old_path && strcmp(path, old_path) == 0) return;
 956                 }
 957 */
 958         layout_image_set_fd(lw, fd);
 959         if (options->image.enable_read_ahead) image_prebuffer_set(lw->image, read_ahead_fd);
 960 }
 961
 962 void layout_image_set_index(LayoutWindow *lw, gint index)
 963 {
 964         FileData *fd;
 965         FileData *read_ahead_fd;
 966         gint old;
 967
 968         if (!layout_valid(&lw)) return;
 969
 970         old = layout_list_get_index(lw, layout_image_get_fd(lw));
 971         fd = layout_list_get_fd(lw, index);
 972
 973         if (old > index)
 974                 {
 975                 read_ahead_fd = layout_list_get_fd(lw, index - 1);
 976                 }
 977         else
 978                 {
 979                 read_ahead_fd = layout_list_get_fd(lw, index + 1);
 980                 }
 981
 982         if (layout_selection_count(lw, 0) > 1)
 983                 {
 984                 GList *x = layout_selection_list_by_index(lw);
 985                 GList *y;
 986                 GList *last;
 987
 988                 for (last = y = x; y; y = y->next)
 989                         last = y;
 990                 for (y = x; y && (GPOINTER_TO_INT(y->data)) != index; y = y->next)
 991                         ;
 992
 993                 if (y)
 994                         {
 995                         gint newindex;
 996
 997                         if ((index > old && (index != GPOINTER_TO_INT(last->data) || old != GPOINTER_TO_INT(x->data)))
 998                             || (old == GPOINTER_TO_INT(last->data) && index == GPOINTER_TO_INT(x->data)))
 999                                 {
1000                                 if (y->next)
1001                                         newindex = GPOINTER_TO_INT(y->next->data);
1002                                 else
1003                                         newindex = GPOINTER_TO_INT(x->data);
1004                                 }
1005                         else
1006                                 {
1007                                 if (y->prev)
1008                                         newindex = GPOINTER_TO_INT(y->prev->data);
1009                                 else
1010                                         newindex = GPOINTER_TO_INT(last->data);
1011                                 }
1012
1013                         read_ahead_fd = layout_list_get_fd(lw, newindex);
1014                         }
1015
1016                 while (x)
1017                         x = g_list_remove(x, x->data);
1018                 }
1019
1020         layout_image_set_with_ahead(lw, fd, read_ahead_fd);
1021 }
1022
1023 static void layout_image_set_collection_real(LayoutWindow *lw, CollectionData *cd, CollectInfo *info, gboolean forward)
1024 {
1025         if (!layout_valid(&lw)) return;
1026
1027         image_change_from_collection(lw->image, cd, info, image_zoom_get_default(lw->image));
1028         if (options->image.enable_read_ahead)
1029                 {
1030                 CollectInfo *r_info;
1031                 if (forward)
1032                         {
1033                         r_info = collection_next_by_info(cd, info);
1034                         if (!r_info) r_info = collection_prev_by_info(cd, info);
1035                         }
1036                 else
1037                         {
1038                         r_info = collection_prev_by_info(cd, info);
1039                         if (!r_info) r_info = collection_next_by_info(cd, info);
1040                         }
1041                 if (r_info) image_prebuffer_set(lw->image, r_info->fd);
1042                 }
1043
1044         layout_image_slideshow_continue_check(lw);
1045         layout_bars_new_image(lw);
1046 }
1047
1048 void layout_image_set_collection(LayoutWindow *lw, CollectionData *cd, CollectInfo *info)
1049 {
1050         layout_image_set_collection_real(lw, cd, info, TRUE);
1051         layout_list_sync_fd(lw, layout_image_get_fd(lw));
1052 }
1053
1054 void layout_image_refresh(LayoutWindow *lw)
1055 {
1056         if (!layout_valid(&lw)) return;
1057
1058         image_reload(lw->image);
1059 }
1060
1061 void layout_image_color_profile_set(LayoutWindow *lw,
1062                                     gint input_type,
1063                                     gboolean use_image)
1064 {
1065         if (!layout_valid(&lw)) return;
1066
1067         image_color_profile_set(lw->image, input_type, use_image);
1068 }
1069
1070 gboolean layout_image_color_profile_get(LayoutWindow *lw,
1071                                         gint *input_type,
1072                                         gboolean *use_image)
1073 {
1074         if (!layout_valid(&lw)) return FALSE;
1075
1076         return image_color_profile_get(lw->image, input_type, use_image);
1077 }
1078
1079 void layout_image_color_profile_set_use(LayoutWindow *lw, gboolean enable)
1080 {
1081         if (!layout_valid(&lw)) return;
1082
1083         image_color_profile_set_use(lw->image, enable);
1084
1085 //      if (lw->info_color)
1086 //              {
1087 #ifndef HAVE_LCMS
1088 //              enable = FALSE;
1089 #endif
1090 //              gtk_widget_set_sensitive(GTK_BIN(lw->info_color)->child, enable);
1091 //              }
1092 }
1093
1094 gboolean layout_image_color_profile_get_use(LayoutWindow *lw)
1095 {
1096         if (!layout_valid(&lw)) return FALSE;
1097
1098         return image_color_profile_get_use(lw->image);
1099 }
1100
1101 gint layout_image_color_profile_get_from_image(LayoutWindow *lw)
1102 {
1103         if (!layout_valid(&lw)) return COLOR_PROFILE_NONE;
1104
1105         return image_color_profile_get_from_image(lw->image);
1106 }
1107
1108 /*
1109  *----------------------------------------------------------------------------
1110  * list walkers
1111  *----------------------------------------------------------------------------
1112  */
1113
1114 void layout_image_next(LayoutWindow *lw)
1115 {
1116         gint current;
1117         CollectionData *cd;
1118         CollectInfo *info;
1119
1120         if (!layout_valid(&lw)) return;
1121
1122         if (layout_image_slideshow_active(lw))
1123                 {
1124                 layout_image_slideshow_next(lw);
1125                 return;
1126                 }
1127
1128         if (layout_selection_count(lw, 0) > 1)
1129                 {
1130                 GList *x = layout_selection_list_by_index(lw);
1131                 gint old = layout_list_get_index(lw, layout_image_get_fd(lw));
1132                 GList *y;
1133
1134                 for (y = x; y && (GPOINTER_TO_INT(y->data)) != old; y = y->next)
1135                         ;
1136                 if (y)
1137                         {
1138                         if (y->next)
1139                                 layout_image_set_index(lw, GPOINTER_TO_INT(y->next->data));
1140                         else
1141                                 layout_image_set_index(lw, GPOINTER_TO_INT(x->data));
1142                         }
1143                 while (x)
1144                         x = g_list_remove(x, x->data);
1145                 if (y) /* not dereferenced */
1146                         return;
1147                 }
1148
1149         cd = image_get_collection(lw->image, &info);
1150
1151         if (cd && info)
1152                 {
1153                 info = collection_next_by_info(cd, info);
1154                 if (info)
1155                         {
1156                         layout_image_set_collection_real(lw, cd, info, TRUE);
1157                         }
1158                 else
1159                         {
1160                         image_osd_icon(lw->image, IMAGE_OSD_LAST, -1);
1161                         }
1162                 return;
1163                 }
1164
1165         current = layout_image_get_index(lw);
1166
1167         if (current >= 0)
1168                 {
1169                 if ((guint) current < layout_list_count(lw, NULL) - 1)
1170                         {
1171                         layout_image_set_index(lw, current + 1);
1172                         }
1173                 else
1174                         {
1175                         image_osd_icon(lw->image, IMAGE_OSD_LAST, -1);
1176                         }
1177                 }
1178         else
1179                 {
1180                 layout_image_set_index(lw, 0);
1181                 }
1182 }
1183
1184 void layout_image_prev(LayoutWindow *lw)
1185 {
1186         gint current;
1187         CollectionData *cd;
1188         CollectInfo *info;
1189
1190         if (!layout_valid(&lw)) return;
1191
1192         if (layout_image_slideshow_active(lw))
1193                 {
1194                 layout_image_slideshow_prev(lw);
1195                 return;
1196                 }
1197
1198         if (layout_selection_count(lw, 0) > 1)
1199                 {
1200                 GList *x = layout_selection_list_by_index(lw);
1201                 gint old = layout_list_get_index(lw, layout_image_get_fd(lw));
1202                 GList *y;
1203                 GList *last;
1204
1205                 for (last = y = x; y; y = y->next)
1206                         last = y;
1207                 for (y = x; y && (GPOINTER_TO_INT(y->data)) != old; y = y->next)
1208                         ;
1209                 if (y)
1210                         {
1211                         if (y->prev)
1212                                 layout_image_set_index(lw, GPOINTER_TO_INT(y->prev->data));
1213                         else
1214                                 layout_image_set_index(lw, GPOINTER_TO_INT(last->data));
1215                         }
1216                 while (x)
1217                         x = g_list_remove(x, x->data);
1218                 if (y) /* not dereferenced */
1219                         return;
1220                 }
1221
1222         cd = image_get_collection(lw->image, &info);
1223
1224         if (cd && info)
1225                 {
1226                 info = collection_prev_by_info(cd, info);
1227                 if (info)
1228                         {
1229                         layout_image_set_collection_real(lw, cd, info, FALSE);
1230                         }
1231                 else
1232                         {
1233                         image_osd_icon(lw->image, IMAGE_OSD_FIRST, -1);
1234                         }
1235                 return;
1236                 }
1237
1238         current = layout_image_get_index(lw);
1239
1240         if (current >= 0)
1241                 {
1242                 if (current > 0)
1243                         {
1244                         layout_image_set_index(lw, current - 1);
1245                         }
1246                 else
1247                         {
1248                         image_osd_icon(lw->image, IMAGE_OSD_FIRST, -1);
1249                         }
1250                 }
1251         else
1252                 {
1253                 layout_image_set_index(lw, layout_list_count(lw, NULL) - 1);
1254                 }
1255 }
1256
1257 void layout_image_first(LayoutWindow *lw)
1258 {
1259         gint current;
1260         CollectionData *cd;
1261         CollectInfo *info;
1262
1263         if (!layout_valid(&lw)) return;
1264
1265         cd = image_get_collection(lw->image, &info);
1266
1267         if (cd && info)
1268                 {
1269                 CollectInfo *new;
1270                 new = collection_get_first(cd);
1271                 if (new != info) layout_image_set_collection_real(lw, cd, new, TRUE);
1272                 return;
1273                 }
1274
1275         current = layout_image_get_index(lw);
1276         if (current != 0 && layout_list_count(lw, NULL) > 0)
1277                 {
1278                 layout_image_set_index(lw, 0);
1279                 }
1280 }
1281
1282 void layout_image_last(LayoutWindow *lw)
1283 {
1284         gint current;
1285         gint count;
1286         CollectionData *cd;
1287         CollectInfo *info;
1288
1289         if (!layout_valid(&lw)) return;
1290
1291         cd = image_get_collection(lw->image, &info);
1292
1293         if (cd && info)
1294                 {
1295                 CollectInfo *new;
1296                 new = collection_get_last(cd);
1297                 if (new != info) layout_image_set_collection_real(lw, cd, new, FALSE);
1298                 return;
1299                 }
1300
1301         current = layout_image_get_index(lw);
1302         count = layout_list_count(lw, NULL);
1303         if (current != count - 1 && count > 0)
1304                 {
1305                 layout_image_set_index(lw, count - 1);
1306                 }
1307 }
1308
1309 /*
1310  *----------------------------------------------------------------------------
1311  * mouse callbacks
1312  *----------------------------------------------------------------------------
1313  */
1314
1315 static gint image_idx(LayoutWindow *lw, ImageWindow *imd)
1316 {
1317         gint i;
1318
1319         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
1320                 {
1321                 if (lw->split_images[i] == imd)
1322                         break;
1323                 }
1324         if (i < MAX_SPLIT_IMAGES)
1325                 {
1326                 return i;
1327                 }
1328         return -1;
1329 }
1330
1331 static void layout_image_focus_in_cb(ImageWindow *imd, gpointer data)
1332 {
1333         LayoutWindow *lw = data;
1334
1335         gint i = image_idx(lw, imd);
1336
1337         if (i != -1)
1338                 {
1339                 DEBUG_1("image activate focus_in %d", i);
1340                 layout_image_activate(lw, i);
1341                 }
1342 }
1343
1344
1345 static void layout_image_button_cb(ImageWindow *imd, GdkEventButton *event, gpointer data)
1346 {
1347         LayoutWindow *lw = data;
1348         GtkWidget *menu;
1349
1350         switch (event->button)
1351                 {
1352                 case MOUSE_BUTTON_LEFT:
1353                         if (lw->split_mode == SPLIT_NONE)
1354                                 layout_image_next(lw);
1355                         break;
1356                 case MOUSE_BUTTON_MIDDLE:
1357                         if (lw->split_mode == SPLIT_NONE)
1358                                 layout_image_prev(lw);
1359                         break;
1360                 case MOUSE_BUTTON_RIGHT:
1361                         menu = layout_image_pop_menu(lw);
1362                         if (imd == lw->image)
1363                                 {
1364                                 g_object_set_data(G_OBJECT(menu), "click_parent", imd->widget);
1365                                 }
1366                         gtk_menu_popup(GTK_MENU(menu), NULL, NULL, NULL, NULL, 3, event->time);
1367                         break;
1368                 default:
1369                         break;
1370                 }
1371 }
1372
1373 static void layout_image_scroll_cb(ImageWindow *imd, GdkEventScroll *event, gpointer data)
1374 {
1375         LayoutWindow *lw = data;
1376
1377         gint i = image_idx(lw, imd);
1378
1379         if (i != -1)
1380                 {
1381                 DEBUG_1("image activate scroll %d", i);
1382                 layout_image_activate(lw, i);
1383                 }
1384
1385
1386         if (event->state & GDK_CONTROL_MASK)
1387                 {
1388                 switch (event->direction)
1389                         {
1390                         case GDK_SCROLL_UP:
1391                                 layout_image_zoom_adjust_at_point(lw, get_zoom_increment(), event->x, event->y, event->state & GDK_SHIFT_MASK);
1392                                 break;
1393                         case GDK_SCROLL_DOWN:
1394                                 layout_image_zoom_adjust_at_point(lw, -get_zoom_increment(), event->x, event->y, event->state & GDK_SHIFT_MASK);
1395                                 break;
1396                         default:
1397                                 break;
1398                         }
1399                 }
1400         else if (options->mousewheel_scrolls)
1401                 {
1402                 switch (event->direction)
1403                         {
1404                         case GDK_SCROLL_UP:
1405                                 image_scroll(imd, 0, -MOUSEWHEEL_SCROLL_SIZE);
1406                                 break;
1407                         case GDK_SCROLL_DOWN:
1408                                 image_scroll(imd, 0, MOUSEWHEEL_SCROLL_SIZE);
1409                                 break;
1410                         case GDK_SCROLL_LEFT:
1411                                 image_scroll(imd, -MOUSEWHEEL_SCROLL_SIZE, 0);
1412                                 break;
1413                         case GDK_SCROLL_RIGHT:
1414                                 image_scroll(imd, MOUSEWHEEL_SCROLL_SIZE, 0);
1415                                 break;
1416                         default:
1417                                 break;
1418                         }
1419                 }
1420         else
1421                 {
1422                 switch (event->direction)
1423                         {
1424                         case GDK_SCROLL_UP:
1425                                 layout_image_prev(lw);
1426                                 break;
1427                         case GDK_SCROLL_DOWN:
1428                                 layout_image_next(lw);
1429                                 break;
1430                         default:
1431                                 break;
1432                         }
1433                 }
1434 }
1435
1436 static void layout_image_drag_cb(ImageWindow *imd, GdkEventButton *event, gdouble dx, gdouble dy, gpointer data)
1437 {
1438         gint i;
1439         LayoutWindow *lw = data;
1440
1441         if (!(event->state & GDK_SHIFT_MASK)) return;
1442
1443         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
1444                 {
1445                 if (lw->split_images[i] && lw->split_images[i] != imd)
1446                         {
1447                         gdouble sx, sy;
1448
1449                         if (event->state & GDK_CONTROL_MASK)
1450                                 {
1451                                 image_get_scroll_center(imd, &sx, &sy);
1452                                 }
1453                         else
1454                                 {
1455                                 image_get_scroll_center(lw->split_images[i], &sx, &sy);
1456                                 sx += dx;
1457                                 sy += dy;
1458                                 }
1459                         image_set_scroll_center(lw->split_images[i], sx, sy);
1460                         }
1461                 }
1462 }
1463
1464 static void layout_image_button_inactive_cb(ImageWindow *imd, GdkEventButton *event, gpointer data)
1465 {
1466         LayoutWindow *lw = data;
1467         GtkWidget *menu;
1468         gint i = image_idx(lw, imd);
1469
1470         if (i != -1)
1471                 {
1472                 layout_image_activate(lw, i);
1473                 }
1474
1475         switch (event->button)
1476                 {
1477                 case MOUSE_BUTTON_RIGHT:
1478                         menu = layout_image_pop_menu(lw);
1479                         if (imd == lw->image)
1480                                 {
1481                                 g_object_set_data(G_OBJECT(menu), "click_parent", imd->widget);
1482                                 }
1483                         gtk_menu_popup(GTK_MENU(menu), NULL, NULL, NULL, NULL, 3, event->time);
1484                         break;
1485                 default:
1486                         break;
1487                 }
1488
1489 }
1490
1491 static void layout_image_drag_inactive_cb(ImageWindow *imd, GdkEventButton *event, gdouble dx, gdouble dy, gpointer data)
1492 {
1493         LayoutWindow *lw = data;
1494         gint i = image_idx(lw, imd);
1495
1496         if (i != -1)
1497                 {
1498                 layout_image_activate(lw, i);
1499                 }
1500
1501         /* continue as with active image */
1502         layout_image_drag_cb(imd, event, dx, dy, data);
1503 }
1504
1505
1506 static void layout_image_set_buttons(LayoutWindow *lw)
1507 {
1508         image_set_button_func(lw->image, layout_image_button_cb, lw);
1509         image_set_scroll_func(lw->image, layout_image_scroll_cb, lw);
1510 }
1511
1512 static void layout_image_set_buttons_inactive(LayoutWindow *lw, gint i)
1513 {
1514         image_set_button_func(lw->split_images[i], layout_image_button_inactive_cb, lw);
1515         image_set_scroll_func(lw->split_images[i], layout_image_scroll_cb, lw);
1516 }
1517
1518 /* Returns the length of an integer */
1519 static gint num_length(gint num)
1520 {
1521         gint len = 0;
1522         if (num < 0) num = -num;
1523         while (num)
1524                 {
1525                 num /= 10;
1526                 len++;
1527                 }
1528         return len;
1529 }
1530
1531 void layout_status_update_pixel_cb(PixbufRenderer *pr, gpointer data)
1532 {
1533         LayoutWindow *lw = data;
1534         gint x_pixel, y_pixel;
1535
1536         if (!data || !layout_valid(&lw) || !lw->image
1537             || lw->options.info_pixel_hidden || lw->image->unknown) return;
1538
1539         pixbuf_renderer_get_mouse_position(pr, &x_pixel, &y_pixel);
1540
1541         if(x_pixel >= 0 && y_pixel >= 0)
1542                 {
1543                 gint r_mouse, g_mouse, b_mouse;
1544                 gint width, height;
1545                 gchar *text;
1546                 PangoAttrList *attrs;
1547
1548                 pixbuf_renderer_get_image_size(pr, &width, &height);
1549                 if (width < 1 || height < 1) return;
1550
1551                 pixbuf_renderer_get_pixel_colors(pr, x_pixel, y_pixel,
1552                                                  &r_mouse, &g_mouse, &b_mouse);
1553
1554                 attrs = pango_attr_list_new();
1555                 pango_attr_list_insert(attrs, pango_attr_family_new("Monospace"));
1556
1557                 text = g_strdup_printf(_("pos(%*d,%*d) rgb(%3d,%3d,%3d)"),
1558                                          num_length(width - 1), x_pixel,
1559                                          num_length(height - 1), y_pixel,
1560                                          r_mouse, g_mouse, b_mouse);
1561
1562                 gtk_label_set_text(GTK_LABEL(lw->info_pixel), text);
1563                 gtk_label_set_attributes(GTK_LABEL(lw->info_pixel), attrs);
1564                 pango_attr_list_unref(attrs);
1565                 g_free(text);
1566                 }
1567         else
1568                 {
1569                 gtk_label_set_text(GTK_LABEL(lw->info_pixel), "");
1570                 }
1571 }
1572
1573
1574 /*
1575  *----------------------------------------------------------------------------
1576  * setup
1577  *----------------------------------------------------------------------------
1578  */
1579
1580 static void layout_image_update_cb(ImageWindow *imd, gpointer data)
1581 {
1582         LayoutWindow *lw = data;
1583         layout_status_update_image(lw);
1584 }
1585
1586 GtkWidget *layout_image_new(LayoutWindow *lw, gint i)
1587 {
1588         if (!lw->split_image_sizegroup) lw->split_image_sizegroup = gtk_size_group_new(GTK_SIZE_GROUP_BOTH);
1589
1590         if (!lw->split_images[i])
1591                 {
1592                 lw->split_images[i] = image_new(TRUE);
1593
1594 #if GTK_CHECK_VERSION(2,12,0)
1595                 g_object_ref(lw->split_images[i]->widget);
1596 #else
1597                 gtk_widget_ref(lw->split_images[i]->widget);
1598 #endif
1599
1600                 g_signal_connect(G_OBJECT(lw->split_images[i]->pr), "update-pixel",
1601                                  G_CALLBACK(layout_status_update_pixel_cb), lw);
1602
1603                 image_background_set_color(lw->split_images[i], options->image.use_custom_border_color ? &options->image.border_color : NULL);
1604
1605                 image_auto_refresh_enable(lw->split_images[i], TRUE);
1606
1607                 layout_image_dnd_init(lw, i);
1608                 image_color_profile_set(lw->split_images[i],
1609                                         options->color_profile.input_type,
1610                                         options->color_profile.use_image);
1611                 image_color_profile_set_use(lw->split_images[i], options->color_profile.enabled);
1612
1613                 gtk_size_group_add_widget(lw->split_image_sizegroup, lw->split_images[i]->widget);
1614                 gtk_widget_set_size_request(lw->split_images[i]->widget, IMAGE_MIN_WIDTH, -1);
1615
1616                 image_set_focus_in_func(lw->split_images[i], layout_image_focus_in_cb, lw);
1617
1618                 }
1619
1620         return lw->split_images[i]->widget;
1621 }
1622
1623 void layout_image_deactivate(LayoutWindow *lw, gint i)
1624 {
1625         if (!lw->split_images[i]) return;
1626         image_set_update_func(lw->split_images[i], NULL, NULL);
1627         layout_image_set_buttons_inactive(lw, i);
1628         image_set_drag_func(lw->split_images[i], layout_image_drag_inactive_cb, lw);
1629
1630         image_attach_window(lw->split_images[i], NULL, NULL, NULL, FALSE);
1631         image_select(lw->split_images[i], FALSE);
1632 }
1633
1634
1635 void layout_image_activate(LayoutWindow *lw, gint i)
1636 {
1637         FileData *fd;
1638
1639         if (!lw->split_images[i]) return;
1640
1641         /* deactivate currently active */
1642         if (lw->active_split_image != i)
1643                 layout_image_deactivate(lw, lw->active_split_image);
1644
1645         lw->image = lw->split_images[i];
1646         lw->active_split_image = i;
1647
1648         image_set_update_func(lw->image, layout_image_update_cb, lw);
1649         layout_image_set_buttons(lw);
1650         image_set_drag_func(lw->image, layout_image_drag_cb, lw);
1651
1652         image_attach_window(lw->image, lw->window, NULL, GQ_APPNAME, FALSE);
1653
1654         /* do not hilight selected image in SPLIT_NONE */
1655         /* maybe the image should be selected always and hilight should be controled by
1656            another image option */
1657         if (lw->split_mode != SPLIT_NONE)
1658                 image_select(lw->split_images[i], TRUE);
1659         else
1660                 image_select(lw->split_images[i], FALSE);
1661
1662         fd = image_get_fd(lw->image);
1663
1664         if (fd)
1665                 {
1666 //              layout_list_sync_path(lw, path);
1667                 layout_set_fd(lw, fd);
1668                 }
1669 }
1670
1671
1672 static void layout_image_setup_split_common(LayoutWindow *lw, gint n)
1673 {
1674         gboolean frame = (n == 1) ? (!lw->options.tools_float && !lw->options.tools_hidden) : 1;
1675         gint i;
1676
1677         for (i = 0; i < n; i++)
1678                 if (!lw->split_images[i])
1679                         {
1680                         FileData *img_fd = NULL;
1681                         double zoom = 0.0;
1682
1683                         layout_image_new(lw, i);
1684                         image_set_frame(lw->split_images[i], frame);
1685                         image_set_selectable(lw->split_images[i], 1);
1686
1687                         if (lw->image)
1688                                 {
1689                                 image_osd_copy_status(lw->image, lw->split_images[i]);
1690                                 }
1691
1692                         if (layout_selection_count(lw, 0) > 1)
1693                                 {
1694                                 GList *work = g_list_last(layout_selection_list(lw));
1695                                 gint j = 0;
1696
1697                                 if (work) work = work->prev;
1698
1699                                 while (work && j < i)
1700                                         {
1701                                         FileData *fd = work->data;
1702                                         work = work->prev;
1703
1704                                         j++;
1705                                         if (!fd || !*fd->path) continue;
1706                                         img_fd = fd;
1707                                         }
1708                                 }
1709
1710                         if (!img_fd && lw->image)
1711                                 {
1712                                 img_fd = image_get_fd(lw->image);
1713                                 zoom = image_zoom_get(lw->image);
1714                                 }
1715
1716                         if (img_fd)
1717                                 {
1718                                 gdouble sx, sy;
1719                                 image_change_fd(lw->split_images[i], img_fd, zoom);
1720                                 image_get_scroll_center(lw->image, &sx, &sy);
1721                                 image_set_scroll_center(lw->split_images[i], sx, sy);
1722                                 }
1723                         layout_image_deactivate(lw, i);
1724                         }
1725                 else
1726                         {
1727                         image_set_frame(lw->split_images[i], frame);
1728                         image_set_selectable(lw->split_images[i], 1);
1729                         }
1730
1731         for (i = n; i < MAX_SPLIT_IMAGES; i++)
1732                 {
1733                 if (lw->split_images[i])
1734                         {
1735 #if GTK_CHECK_VERSION(2,12,0)
1736                         g_object_unref(lw->split_images[i]->widget);
1737 #else
1738                         gtk_widget_unref(lw->split_images[i]->widget);
1739 #endif
1740                         lw->split_images[i] = NULL;
1741                         }
1742                 }
1743
1744         if (!lw->image || lw->active_split_image < 0 || lw->active_split_image >= n)
1745                 {
1746                 layout_image_activate(lw, 0);
1747                 }
1748         else
1749                 {
1750                 /* this will draw the frame around selected image (image_select)
1751                    on switch from single to split images */
1752                 layout_image_activate(lw, lw->active_split_image);
1753                 }
1754 }
1755
1756 GtkWidget *layout_image_setup_split_none(LayoutWindow *lw)
1757 {
1758         lw->split_mode = SPLIT_NONE;
1759
1760         layout_image_setup_split_common(lw, 1);
1761
1762         lw->split_image_widget = lw->split_images[0]->widget;
1763
1764         return lw->split_image_widget;
1765 }
1766
1767
1768 GtkWidget *layout_image_setup_split_hv(LayoutWindow *lw, gboolean horizontal)
1769 {
1770         GtkWidget *paned;
1771
1772         lw->split_mode = horizontal ? SPLIT_HOR : SPLIT_VERT;
1773
1774         layout_image_setup_split_common(lw, 2);
1775
1776         /* horizontal split means vpaned and vice versa */
1777         if (horizontal)
1778                 paned = gtk_vpaned_new();
1779         else
1780                 paned = gtk_hpaned_new();
1781
1782         gtk_paned_pack1(GTK_PANED(paned), lw->split_images[0]->widget, TRUE, TRUE);
1783         gtk_paned_pack2(GTK_PANED(paned), lw->split_images[1]->widget, TRUE, TRUE);
1784
1785         gtk_widget_show(lw->split_images[0]->widget);
1786         gtk_widget_show(lw->split_images[1]->widget);
1787
1788         lw->split_image_widget = paned;
1789
1790         return lw->split_image_widget;
1791
1792 }
1793
1794 GtkWidget *layout_image_setup_split_quad(LayoutWindow *lw)
1795 {
1796         GtkWidget *hpaned;
1797         GtkWidget *vpaned1;
1798         GtkWidget *vpaned2;
1799         gint i;
1800
1801         lw->split_mode = SPLIT_QUAD;
1802
1803         layout_image_setup_split_common(lw, 4);
1804
1805         hpaned = gtk_hpaned_new();
1806         vpaned1 = gtk_vpaned_new();
1807         vpaned2 = gtk_vpaned_new();
1808
1809         gtk_paned_pack1(GTK_PANED(vpaned1), lw->split_images[0]->widget, TRUE, TRUE);
1810         gtk_paned_pack2(GTK_PANED(vpaned1), lw->split_images[2]->widget, TRUE, TRUE);
1811
1812         gtk_paned_pack1(GTK_PANED(vpaned2), lw->split_images[1]->widget, TRUE, TRUE);
1813         gtk_paned_pack2(GTK_PANED(vpaned2), lw->split_images[3]->widget, TRUE, TRUE);
1814
1815         gtk_paned_pack1(GTK_PANED(hpaned), vpaned1, TRUE, TRUE);
1816         gtk_paned_pack2(GTK_PANED(hpaned), vpaned2, TRUE, TRUE);
1817
1818         for (i = 0; i < 4; i++)
1819                 gtk_widget_show(lw->split_images[i]->widget);
1820
1821         gtk_widget_show(vpaned1);
1822         gtk_widget_show(vpaned2);
1823
1824         lw->split_image_widget = hpaned;
1825
1826         return lw->split_image_widget;
1827
1828 }
1829
1830 GtkWidget *layout_image_setup_split(LayoutWindow *lw, ImageSplitMode mode)
1831 {
1832         switch (mode)
1833                 {
1834                 case SPLIT_HOR:
1835                         return layout_image_setup_split_hv(lw, TRUE);
1836                 case SPLIT_VERT:
1837                         return layout_image_setup_split_hv(lw, FALSE);
1838                 case SPLIT_QUAD:
1839                         return layout_image_setup_split_quad(lw);
1840                 case SPLIT_NONE:
1841                 default:
1842                         return layout_image_setup_split_none(lw);
1843                 }
1844 }
1845
1846
1847 /*
1848  *-----------------------------------------------------------------------------
1849  * maintenance (for rename, move, remove)
1850  *-----------------------------------------------------------------------------
1851  */
1852
1853 static void layout_image_maint_renamed(LayoutWindow *lw, FileData *fd)
1854 {
1855         if (fd == layout_image_get_fd(lw))
1856                 {
1857                 image_set_fd(lw->image, fd);
1858                 }
1859 }
1860
1861 static void layout_image_maint_removed(LayoutWindow *lw, FileData *fd)
1862 {
1863         if (fd == layout_image_get_fd(lw))
1864                 {
1865                 CollectionData *cd;
1866                 CollectInfo *info;
1867
1868                 cd = image_get_collection(lw->image, &info);
1869                 if (cd && info)
1870                         {
1871                         CollectInfo *new;
1872
1873                         new = collection_next_by_info(cd, info);
1874                         if (!new) new = collection_prev_by_info(cd, info);
1875
1876                         if (new)
1877                                 {
1878                                 layout_image_set_collection(lw, cd, new);
1879                                 return;
1880                                 }
1881                         }
1882
1883                 layout_image_set_fd(lw, NULL);
1884                 }
1885 }
1886
1887
1888 void layout_image_notify_cb(FileData *fd, NotifyType type, gpointer data)
1889 {
1890         LayoutWindow *lw = data;
1891
1892         if (!(type & NOTIFY_CHANGE) || !fd->change) return;
1893
1894         DEBUG_1("Notify layout_image: %s %04x", fd->path, type);
1895
1896         switch (fd->change->type)
1897                 {
1898                 case FILEDATA_CHANGE_MOVE:
1899                 case FILEDATA_CHANGE_RENAME:
1900                         layout_image_maint_renamed(lw, fd);
1901                         break;
1902                 case FILEDATA_CHANGE_DELETE:
1903                         layout_image_maint_removed(lw, fd);
1904                         break;
1905                 case FILEDATA_CHANGE_COPY:
1906                 case FILEDATA_CHANGE_UNSPECIFIED:
1907                 case FILEDATA_CHANGE_WRITE_METADATA:
1908                         break;
1909                 }
1910
1911 }
1912 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */