src/layout_image.c

   1 /*
   2  * Copyright (C) 2006 John Ellis
   3  * Copyright (C) 2008 - 2016 The Geeqie Team
   4  *
   5  * Author: John Ellis
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; either version 2 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License along
  18  * with this program; if not, write to the Free Software Foundation, Inc.,
  19  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  20  */
  21
  22 #include "main.h"
  23 #include "layout_image.h"
  24
  25 #include "collect.h"
  26 #include "color-man.h"
  27 #include "dnd.h"
  28 #include "editors.h"
  29 #include "exif.h"
  30 #include "filedata.h"
  31 #include "fullscreen.h"
  32 #include "history_list.h"
  33 #include "image.h"
  34 #include "image-overlay.h"
  35 #include "img-view.h"
  36 #include "layout.h"
  37 #include "layout_util.h"
  38 #include "menu.h"
  39 #include "metadata.h"
  40 #include "misc.h"
  41 #include "pixbuf_util.h"
  42 #include "pixbuf-renderer.h"
  43 #include "slideshow.h"
  44 #include "ui_fileops.h"
  45 #include "ui_menu.h"
  46 #include "uri_utils.h"
  47 #include "utilops.h"
  48 #include "view_file.h"
  49
  50 #include <gdk/gdkkeysyms.h> /* for keyboard values */
  51
  52 #define FILE_COLUMN_POINTER 0
  53
  54 static GtkWidget *layout_image_pop_menu(LayoutWindow *lw);
  55 static void layout_image_set_buttons(LayoutWindow *lw);
  56 static gboolean layout_image_animate_new_file(LayoutWindow *lw);
  57 static void layout_image_animate_update_image(LayoutWindow *lw);
  58
  59 /*
  60  *----------------------------------------------------------------------------
  61  * full screen overlay
  62  *----------------------------------------------------------------------------
  63  */
  64
  65 void layout_image_overlay_toggle(LayoutWindow *lw)
  66 {
  67         if (!lw) return;
  68         image_osd_toggle(lw->image);
  69 }
  70
  71 /*
  72  *----------------------------------------------------------------------------
  73  * full screen
  74  *----------------------------------------------------------------------------
  75  */
  76
  77 static void layout_image_full_screen_stop_func(FullScreenData *fs, gpointer data)
  78 {
  79         LayoutWindow *lw = data;
  80
  81         /* restore image window */
  82         if (lw->image == fs->imd)
  83                 lw->image = fs->normal_imd;
  84
  85         lw->full_screen = NULL;
  86 }
  87
  88 void layout_image_full_screen_start(LayoutWindow *lw)
  89 {
  90         if (!layout_valid(&lw)) return;
  91
  92         if (lw->full_screen) return;
  93
  94         lw->full_screen = fullscreen_start(lw->window, lw->image,
  95                                            layout_image_full_screen_stop_func, lw);
  96
  97         /* set to new image window */
  98         if (lw->full_screen->same_region)
  99                 lw->image = lw->full_screen->imd;
 100
 101         layout_image_set_buttons(lw);
 102
 103         g_signal_connect(G_OBJECT(lw->full_screen->window), "key_press_event",
 104                          G_CALLBACK(layout_key_press_cb), lw);
 105
 106         layout_actions_add_window(lw, lw->full_screen->window);
 107
 108         image_osd_copy_status(lw->full_screen->normal_imd, lw->image);
 109         layout_image_animate_update_image(lw);
 110 }
 111
 112 void layout_image_full_screen_stop(LayoutWindow *lw)
 113 {
 114         if (!layout_valid(&lw)) return;
 115         if (!lw->full_screen) return;
 116
 117         if (lw->image == lw->full_screen->imd)
 118                 image_osd_copy_status(lw->image, lw->full_screen->normal_imd);
 119
 120         fullscreen_stop(lw->full_screen);
 121
 122         layout_image_animate_update_image(lw);
 123 }
 124
 125 void layout_image_full_screen_toggle(LayoutWindow *lw)
 126 {
 127         if (!layout_valid(&lw)) return;
 128         if (lw->full_screen)
 129                 {
 130                 layout_image_full_screen_stop(lw);
 131                 }
 132         else
 133                 {
 134                 layout_image_full_screen_start(lw);
 135                 }
 136 }
 137
 138 gboolean layout_image_full_screen_active(LayoutWindow *lw)
 139 {
 140         if (!layout_valid(&lw)) return FALSE;
 141
 142         return (lw->full_screen != NULL);
 143 }
 144
 145 /*
 146  *----------------------------------------------------------------------------
 147  * slideshow
 148  *----------------------------------------------------------------------------
 149  */
 150
 151 static void layout_image_slideshow_next(LayoutWindow *lw)
 152 {
 153         if (lw->slideshow) slideshow_next(lw->slideshow);
 154 }
 155
 156 static void layout_image_slideshow_prev(LayoutWindow *lw)
 157 {
 158         if (lw->slideshow) slideshow_prev(lw->slideshow);
 159 }
 160
 161 static void layout_image_slideshow_stop_func(SlideShowData *ss, gpointer data)
 162 {
 163         LayoutWindow *lw = data;
 164
 165         lw->slideshow = NULL;
 166         layout_status_update_info(lw, NULL);
 167 }
 168
 169 void layout_image_slideshow_start(LayoutWindow *lw)
 170 {
 171         CollectionData *cd;
 172         CollectInfo *info;
 173
 174         if (!layout_valid(&lw)) return;
 175         if (lw->slideshow) return;
 176
 177         cd = image_get_collection(lw->image, &info);
 178
 179         if (cd && info)
 180                 {
 181                 lw->slideshow = slideshow_start_from_collection(lw, NULL, cd,
 182                                 layout_image_slideshow_stop_func, lw, info);
 183                 }
 184         else
 185                 {
 186                 lw->slideshow = slideshow_start(lw,
 187                                 layout_list_get_index(lw, layout_image_get_fd(lw)),
 188                                 layout_image_slideshow_stop_func, lw);
 189                 }
 190
 191         layout_status_update_info(lw, NULL);
 192 }
 193
 194 /* note that slideshow will take ownership of the list, do not free it */
 195 void layout_image_slideshow_start_from_list(LayoutWindow *lw, GList *list)
 196 {
 197         if (!layout_valid(&lw)) return;
 198
 199         if (lw->slideshow || !list)
 200                 {
 201                 filelist_free(list);
 202                 return;
 203                 }
 204
 205         lw->slideshow = slideshow_start_from_filelist(lw, NULL, list,
 206                                                        layout_image_slideshow_stop_func, lw);
 207
 208         layout_status_update_info(lw, NULL);
 209 }
 210
 211 void layout_image_slideshow_stop(LayoutWindow *lw)
 212 {
 213         if (!layout_valid(&lw)) return;
 214
 215         if (!lw->slideshow) return;
 216
 217         slideshow_free(lw->slideshow);
 218         /* the stop_func sets lw->slideshow to NULL for us */
 219 }
 220
 221 void layout_image_slideshow_toggle(LayoutWindow *lw)
 222 {
 223         if (!layout_valid(&lw)) return;
 224
 225         if (lw->slideshow)
 226                 {
 227                 layout_image_slideshow_stop(lw);
 228                 }
 229         else
 230                 {
 231                 layout_image_slideshow_start(lw);
 232                 }
 233 }
 234
 235 gboolean layout_image_slideshow_active(LayoutWindow *lw)
 236 {
 237         if (!layout_valid(&lw)) return FALSE;
 238
 239         return (lw->slideshow != NULL);
 240 }
 241
 242 gboolean layout_image_slideshow_pause_toggle(LayoutWindow *lw)
 243 {
 244         gboolean ret;
 245
 246         if (!layout_valid(&lw)) return FALSE;
 247
 248         ret = slideshow_pause_toggle(lw->slideshow);
 249
 250         layout_status_update_info(lw, NULL);
 251
 252         return ret;
 253 }
 254
 255 gboolean layout_image_slideshow_paused(LayoutWindow *lw)
 256 {
 257         if (!layout_valid(&lw)) return FALSE;
 258
 259         return (slideshow_paused(lw->slideshow));
 260 }
 261
 262 static gboolean layout_image_slideshow_continue_check(LayoutWindow *lw)
 263 {
 264         if (!lw->slideshow) return FALSE;
 265
 266         if (!slideshow_should_continue(lw->slideshow))
 267                 {
 268                 layout_image_slideshow_stop(lw);
 269                 return FALSE;
 270                 }
 271
 272         return TRUE;
 273 }
 274
 275 /*
 276  *----------------------------------------------------------------------------
 277  * Animation
 278  *----------------------------------------------------------------------------
 279  */
 280
 281 static void image_animation_data_free(AnimationData *fd)
 282 {
 283         if(!fd) return;
 284         if(fd->iter) g_object_unref(fd->iter);
 285         if(fd->gpa) g_object_unref(fd->gpa);
 286         if(fd->cancellable) g_object_unref(fd->cancellable);
 287         g_free(fd);
 288 }
 289
 290 static gboolean animation_should_continue(AnimationData *fd)
 291 {
 292         if (!fd->valid)
 293                 return FALSE;
 294
 295         return TRUE;
 296 }
 297
 298 static gboolean show_next_frame(gpointer data)
 299 {
 300         AnimationData *fd = (AnimationData*)data;
 301         int delay;
 302         PixbufRenderer *pr;
 303
 304         if(animation_should_continue(fd)==FALSE)
 305                 {
 306                 image_animation_data_free(fd);
 307                 return FALSE;
 308                 }
 309
 310         pr = (PixbufRenderer*)fd->iw->pr;
 311
 312         if (gdk_pixbuf_animation_iter_advance(fd->iter,NULL)==FALSE)
 313                 {
 314                 /* This indicates the animation is complete.
 315                    Return FALSE here to disable looping. */
 316                 }
 317
 318         fd->gpb = gdk_pixbuf_animation_iter_get_pixbuf(fd->iter);
 319         image_change_pixbuf(fd->iw,fd->gpb,pr->zoom,FALSE);
 320
 321         if (fd->iw->func_update)
 322                 fd->iw->func_update(fd->iw, fd->iw->data_update);
 323
 324         delay = gdk_pixbuf_animation_iter_get_delay_time(fd->iter);
 325         if (delay!=fd->delay)
 326                 {
 327                 if (delay>0) /* Current frame not static. */
 328                         {
 329                         fd->delay=delay;
 330                         g_timeout_add(delay,show_next_frame,fd);
 331                         }
 332                 else
 333                         {
 334                         image_animation_data_free(fd);
 335                         }
 336                 return FALSE;
 337                 }
 338
 339         return TRUE;
 340 }
 341
 342 static gboolean layout_image_animate_check(LayoutWindow *lw)
 343 {
 344         if (!layout_valid(&lw)) return FALSE;
 345
 346         if(!lw->options.animate || lw->image->image_fd == NULL || lw->image->image_fd->extension == NULL || g_ascii_strcasecmp(lw->image->image_fd->extension,".GIF")!=0)
 347                 {
 348                 if(lw->animation)
 349                         {
 350                         lw->animation->valid = FALSE;
 351                         if (lw->animation->cancellable)
 352                                 {
 353                                 g_cancellable_cancel(lw->animation->cancellable);
 354                                 }
 355                         lw->animation = NULL;
 356                         }
 357                 return FALSE;
 358                 }
 359
 360         return TRUE;
 361 }
 362
 363 static void layout_image_animate_update_image(LayoutWindow *lw)
 364 {
 365         if (!layout_valid(&lw)) return;
 366
 367         if(lw->options.animate && lw->animation)
 368                 {
 369                 if (lw->full_screen && lw->image != lw->full_screen->imd)
 370                         lw->animation->iw = lw->full_screen->imd;
 371                 else
 372                         lw->animation->iw = lw->image;
 373                 }
 374 }
 375
 376
 377 static void animation_async_ready_cb(GObject *source_object, GAsyncResult *res, gpointer data)
 378 {
 379         GError *error = NULL;
 380         AnimationData *animation = data;
 381
 382         if (animation)
 383                 {
 384                 if (g_cancellable_is_cancelled(animation->cancellable))
 385                         {
 386                         gdk_pixbuf_animation_new_from_stream_finish(res, NULL);
 387                         g_object_unref(animation->in_file);
 388                         g_object_unref(animation->gfstream);
 389                         image_animation_data_free(animation);
 390                         return;
 391                         }
 392
 393                 animation->gpa = gdk_pixbuf_animation_new_from_stream_finish(res, &error);
 394                 if (animation->gpa)
 395                         {
 396                         if (!gdk_pixbuf_animation_is_static_image(animation->gpa))
 397                                 {
 398                                 if (animation->iter = gdk_pixbuf_animation_get_iter(animation->gpa,NULL))
 399                                         {
 400                                         animation->iter = gdk_pixbuf_animation_get_iter(animation->gpa, NULL);
 401                                         animation->data_adr = animation->lw->image->image_fd;
 402                                         animation->delay = gdk_pixbuf_animation_iter_get_delay_time(animation->iter);
 403                                         animation->valid = TRUE;
 404
 405                                         layout_image_animate_update_image(animation->lw);
 406
 407                                         g_timeout_add(animation->delay, show_next_frame, animation);
 408                                         }
 409                                 }
 410                         }
 411                 else
 412                         {
 413                         log_printf("Error reading GIF file: %s\n", error->message);
 414                         }
 415
 416                 g_object_unref(animation->in_file);
 417                 g_object_unref(animation->gfstream);
 418                 }
 419 }
 420
 421 static gboolean layout_image_animate_new_file(LayoutWindow *lw)
 422 {
 423         GFileInputStream *gfstream;
 424         GError *error = NULL;
 425         AnimationData *animation;
 426         GFile *in_file;
 427
 428         if(!layout_image_animate_check(lw)) return FALSE;
 429
 430         if(lw->animation) lw->animation->valid = FALSE;
 431
 432         if (lw->animation)
 433                 {
 434                 g_cancellable_cancel(lw->animation->cancellable);
 435                 }
 436
 437         animation = g_new0(AnimationData, 1);
 438         lw->animation = animation;
 439         animation->lw = lw;
 440         animation->cancellable = g_cancellable_new();
 441
 442         in_file = g_file_new_for_path(lw->image->image_fd->path);
 443         animation->in_file = in_file;
 444         gfstream = g_file_read(in_file, NULL, &error);
 445         if (gfstream)
 446                 {
 447                 animation->gfstream = gfstream;
 448                 gdk_pixbuf_animation_new_from_stream_async((GInputStream*)gfstream, animation->cancellable, animation_async_ready_cb, animation);
 449                 }
 450         else
 451                 {
 452                 log_printf("Error reading GIF file: %s\nError: %s\n", lw->image->image_fd->path, error->message);
 453                 }
 454
 455         return TRUE;
 456 }
 457
 458 void layout_image_animate_toggle(LayoutWindow *lw)
 459 {
 460         GtkAction *action;
 461
 462         if (!lw) return;
 463
 464         lw->options.animate = !lw->options.animate;
 465
 466         action = gtk_action_group_get_action(lw->action_group, "Animate");
 467         gtk_toggle_action_set_active(GTK_TOGGLE_ACTION(action), lw->options.animate);
 468
 469         layout_image_animate_new_file(lw);
 470 }
 471
 472 /*
 473  *----------------------------------------------------------------------------
 474  * pop-up menus
 475  *----------------------------------------------------------------------------
 476  */
 477
 478 static void li_pop_menu_zoom_in_cb(GtkWidget *widget, gpointer data)
 479 {
 480         LayoutWindow *lw = data;
 481
 482         layout_image_zoom_adjust(lw, get_zoom_increment(), FALSE);
 483 }
 484
 485 static void li_pop_menu_zoom_out_cb(GtkWidget *widget, gpointer data)
 486 {
 487         LayoutWindow *lw = data;
 488         layout_image_zoom_adjust(lw, -get_zoom_increment(), FALSE);
 489 }
 490
 491 static void li_pop_menu_zoom_1_1_cb(GtkWidget *widget, gpointer data)
 492 {
 493         LayoutWindow *lw = data;
 494
 495         layout_image_zoom_set(lw, 1.0, FALSE);
 496 }
 497
 498 static void li_pop_menu_zoom_fit_cb(GtkWidget *widget, gpointer data)
 499 {
 500         LayoutWindow *lw = data;
 501
 502         layout_image_zoom_set(lw, 0.0, FALSE);
 503 }
 504
 505 static void li_pop_menu_edit_cb(GtkWidget *widget, gpointer data)
 506 {
 507         LayoutWindow *lw;
 508         const gchar *key = data;
 509
 510         lw = submenu_item_get_data(widget);
 511
 512         if (!editor_window_flag_set(key))
 513                 {
 514                 layout_image_full_screen_stop(lw);
 515                 }
 516         file_util_start_editor_from_file(key, layout_image_get_fd(lw), lw->window);
 517 }
 518
 519 static void li_pop_menu_wallpaper_cb(GtkWidget *widget, gpointer data)
 520 {
 521         LayoutWindow *lw = data;
 522
 523         layout_image_to_root(lw);
 524 }
 525
 526 static void li_pop_menu_alter_cb(GtkWidget *widget, gpointer data)
 527 {
 528         LayoutWindow *lw = data;
 529         AlterType type;
 530
 531         lw = submenu_item_get_data(widget);
 532         type = (AlterType)GPOINTER_TO_INT(data);
 533
 534         image_alter_orientation(lw->image, lw->image->image_fd, type);
 535 }
 536
 537 static void li_pop_menu_new_cb(GtkWidget *widget, gpointer data)
 538 {
 539         LayoutWindow *lw = data;
 540
 541         view_window_new(layout_image_get_fd(lw));
 542 }
 543
 544 static GtkWidget *li_pop_menu_click_parent(GtkWidget *widget, LayoutWindow *lw)
 545 {
 546         GtkWidget *menu;
 547         GtkWidget *parent;
 548
 549         menu = gtk_widget_get_toplevel(widget);
 550         if (!menu) return NULL;
 551
 552         parent = g_object_get_data(G_OBJECT(menu), "click_parent");
 553
 554         if (!parent && lw->full_screen)
 555                 {
 556                 parent = lw->full_screen->imd->widget;
 557                 }
 558
 559         return parent;
 560 }
 561
 562 static void li_pop_menu_copy_cb(GtkWidget *widget, gpointer data)
 563 {
 564         LayoutWindow *lw = data;
 565
 566         file_util_copy(layout_image_get_fd(lw), NULL, NULL,
 567                        li_pop_menu_click_parent(widget, lw));
 568 }
 569
 570 static void li_pop_menu_copy_path_cb(GtkWidget *widget, gpointer data)
 571 {
 572         LayoutWindow *lw = data;
 573
 574         file_util_copy_path_to_clipboard(layout_image_get_fd(lw), TRUE);
 575 }
 576
 577 static void li_pop_menu_copy_path_unquoted_cb(GtkWidget *widget, gpointer data)
 578 {
 579         LayoutWindow *lw = data;
 580
 581         file_util_copy_path_to_clipboard(layout_image_get_fd(lw), FALSE);
 582 }
 583
 584 static void li_pop_menu_move_cb(GtkWidget *widget, gpointer data)
 585 {
 586         LayoutWindow *lw = data;
 587
 588         file_util_move(layout_image_get_fd(lw), NULL, NULL,
 589                        li_pop_menu_click_parent(widget, lw));
 590 }
 591
 592 static void li_pop_menu_rename_cb(GtkWidget *widget, gpointer data)
 593 {
 594         LayoutWindow *lw = data;
 595
 596         file_util_rename(layout_image_get_fd(lw), NULL,
 597                          li_pop_menu_click_parent(widget, lw));
 598 }
 599
 600 static void li_pop_menu_delete_cb(GtkWidget *widget, gpointer data)
 601 {
 602         LayoutWindow *lw = data;
 603
 604         options->file_ops.safe_delete_enable = FALSE;
 605         file_util_delete(layout_image_get_fd(lw), NULL,
 606                          li_pop_menu_click_parent(widget, lw));
 607 }
 608
 609 static void li_pop_menu_move_to_trash_cb(GtkWidget *widget, gpointer data)
 610 {
 611         LayoutWindow *lw = data;
 612
 613         options->file_ops.safe_delete_enable = TRUE;
 614         file_util_delete(layout_image_get_fd(lw), NULL,
 615                          li_pop_menu_click_parent(widget, lw));
 616 }
 617
 618 static void li_pop_menu_slide_start_cb(GtkWidget *widget, gpointer data)
 619 {
 620         LayoutWindow *lw = data;
 621
 622         layout_image_slideshow_start(lw);
 623 }
 624
 625 static void li_pop_menu_slide_stop_cb(GtkWidget *widget, gpointer data)
 626 {
 627         LayoutWindow *lw = data;
 628
 629         layout_image_slideshow_stop(lw);
 630 }
 631
 632 static void li_pop_menu_slide_pause_cb(GtkWidget *widget, gpointer data)
 633 {
 634         LayoutWindow *lw = data;
 635
 636         layout_image_slideshow_pause_toggle(lw);
 637 }
 638
 639 static void li_pop_menu_full_screen_cb(GtkWidget *widget, gpointer data)
 640 {
 641         LayoutWindow *lw = data;
 642
 643         layout_image_full_screen_toggle(lw);
 644 }
 645
 646 static void li_pop_menu_animate_cb(GtkWidget *widget, gpointer data)
 647 {
 648         LayoutWindow *lw = data;
 649
 650         layout_image_animate_toggle(lw);
 651 }
 652
 653 static void li_pop_menu_hide_cb(GtkWidget *widget, gpointer data)
 654 {
 655         LayoutWindow *lw = data;
 656
 657         layout_tools_hide_toggle(lw);
 658 }
 659
 660 static void li_set_layout_path_cb(GtkWidget *widget, gpointer data)
 661 {
 662         LayoutWindow *lw = data;
 663         FileData *fd;
 664
 665         if (!layout_valid(&lw)) return;
 666
 667         fd = layout_image_get_fd(lw);
 668         if (fd) layout_set_fd(lw, fd);
 669 }
 670
 671 static gboolean li_check_if_current_path(LayoutWindow *lw, const gchar *path)
 672 {
 673         gchar *dirname;
 674         gboolean ret;
 675
 676         if (!path || !layout_valid(&lw) || !lw->dir_fd) return FALSE;
 677
 678         dirname = g_path_get_dirname(path);
 679         ret = (strcmp(lw->dir_fd->path, dirname) == 0);
 680         g_free(dirname);
 681         return ret;
 682 }
 683
 684 static void layout_image_popup_menu_destroy_cb(GtkWidget *widget, gpointer data)
 685 {
 686         GList *editmenu_fd_list = data;
 687
 688         filelist_free(editmenu_fd_list);
 689 }
 690
 691 static GList *layout_image_get_fd_list(LayoutWindow *lw)
 692 {
 693         GList *list = NULL;
 694         FileData *fd = layout_image_get_fd(lw);
 695
 696         if (fd)
 697                 {
 698                 if (lw->vf)
 699                         /* optionally include sidecars if the filelist entry is not expanded */
 700                         list = vf_selection_get_one(lw->vf, fd);
 701                 else
 702                         list = g_list_append(NULL, file_data_ref(fd));
 703                 }
 704
 705         return list;
 706 }
 707
 708 /**
 709  * @brief Add file selection list to a collection
 710  * @param[in] widget
 711  * @param[in] data Index to the collection list menu item selected, or -1 for new collection
 712  *
 713  *
 714  */
 715 static void layout_pop_menu_collections_cb(GtkWidget *widget, gpointer data)
 716 {
 717         LayoutWindow *lw;
 718         GList *selection_list = NULL;
 719
 720         lw = submenu_item_get_data(widget);
 721         selection_list = g_list_append(selection_list, layout_image_get_fd(lw));
 722         pop_menu_collections(selection_list, data);
 723
 724         filelist_free(selection_list);
 725 }
 726
 727 static GtkWidget *layout_image_pop_menu(LayoutWindow *lw)
 728 {
 729         GtkWidget *menu;
 730         GtkWidget *item;
 731         GtkWidget *submenu;
 732         const gchar *path;
 733         gboolean fullscreen;
 734         GList *editmenu_fd_list;
 735
 736         path = layout_image_get_path(lw);
 737         fullscreen = layout_image_full_screen_active(lw);
 738
 739         menu = popup_menu_short_lived();
 740
 741         menu_item_add_stock(menu, _("Zoom _in"), GTK_STOCK_ZOOM_IN, G_CALLBACK(li_pop_menu_zoom_in_cb), lw);
 742         menu_item_add_stock(menu, _("Zoom _out"), GTK_STOCK_ZOOM_OUT, G_CALLBACK(li_pop_menu_zoom_out_cb), lw);
 743         menu_item_add_stock(menu, _("Zoom _1:1"), GTK_STOCK_ZOOM_100, G_CALLBACK(li_pop_menu_zoom_1_1_cb), lw);
 744         menu_item_add_stock(menu, _("Fit image to _window"), GTK_STOCK_ZOOM_FIT, G_CALLBACK(li_pop_menu_zoom_fit_cb), lw);
 745         menu_item_add_divider(menu);
 746
 747         editmenu_fd_list = layout_image_get_fd_list(lw);
 748         g_signal_connect(G_OBJECT(menu), "destroy",
 749                          G_CALLBACK(layout_image_popup_menu_destroy_cb), editmenu_fd_list);
 750         submenu = submenu_add_edit(menu, &item, G_CALLBACK(li_pop_menu_edit_cb), lw, editmenu_fd_list);
 751         if (!path) gtk_widget_set_sensitive(item, FALSE);
 752         menu_item_add_divider(submenu);
 753 #if !GTK_CHECK_VERSION(3,0,0)
 754         menu_item_add(submenu, _("Set as _wallpaper"), G_CALLBACK(li_pop_menu_wallpaper_cb), lw);
 755 #endif
 756         item = submenu_add_alter(menu, G_CALLBACK(li_pop_menu_alter_cb), lw);
 757
 758         item = menu_item_add_stock(menu, _("View in _new window"), GTK_STOCK_NEW, G_CALLBACK(li_pop_menu_new_cb), lw);
 759         if (!path || fullscreen) gtk_widget_set_sensitive(item, FALSE);
 760
 761         item = menu_item_add(menu, _("_Go to directory view"), G_CALLBACK(li_set_layout_path_cb), lw);
 762         if (!path || li_check_if_current_path(lw, path)) gtk_widget_set_sensitive(item, FALSE);
 763
 764         menu_item_add_divider(menu);
 765
 766         item = menu_item_add_stock(menu, _("_Copy..."), GTK_STOCK_COPY, G_CALLBACK(li_pop_menu_copy_cb), lw);
 767         if (!path) gtk_widget_set_sensitive(item, FALSE);
 768         item = menu_item_add(menu, _("_Move..."), G_CALLBACK(li_pop_menu_move_cb), lw);
 769         if (!path) gtk_widget_set_sensitive(item, FALSE);
 770         item = menu_item_add(menu, _("_Rename..."), G_CALLBACK(li_pop_menu_rename_cb), lw);
 771         if (!path) gtk_widget_set_sensitive(item, FALSE);
 772         item = menu_item_add(menu, _("_Copy path"), G_CALLBACK(li_pop_menu_copy_path_cb), lw);
 773         item = menu_item_add(menu, _("_Copy path unquoted"), G_CALLBACK(li_pop_menu_copy_path_unquoted_cb), lw);
 774         if (!path) gtk_widget_set_sensitive(item, FALSE);
 775         menu_item_add_divider(menu);
 776
 777         item = menu_item_add_stock(menu,
 778                                 options->file_ops.confirm_move_to_trash ? _("Move to Trash...") :
 779                                         _("Move to Trash"), PIXBUF_INLINE_ICON_TRASH,
 780                                                                 G_CALLBACK(li_pop_menu_move_to_trash_cb), lw);
 781         if (!path) gtk_widget_set_sensitive(item, FALSE);
 782         item = menu_item_add_stock(menu,
 783                                 options->file_ops.confirm_delete ? _("_Delete...") :
 784                                         _("_Delete"), GTK_STOCK_DELETE,
 785                                                                 G_CALLBACK(li_pop_menu_delete_cb), lw);
 786         if (!path) gtk_widget_set_sensitive(item, FALSE);
 787         menu_item_add_divider(menu);
 788
 789         submenu = submenu_add_collections(menu, &item,
 790                                 G_CALLBACK(layout_pop_menu_collections_cb), lw);
 791         gtk_widget_set_sensitive(item, TRUE);
 792         menu_item_add_divider(menu);
 793
 794         if (layout_image_slideshow_active(lw))
 795                 {
 796                 menu_item_add(menu, _("_Stop slideshow"), G_CALLBACK(li_pop_menu_slide_stop_cb), lw);
 797                 if (layout_image_slideshow_paused(lw))
 798                         {
 799                         item = menu_item_add(menu, _("Continue slides_how"),
 800                                              G_CALLBACK(li_pop_menu_slide_pause_cb), lw);
 801                         }
 802                 else
 803                         {
 804                         item = menu_item_add(menu, _("Pause slides_how"),
 805                                              G_CALLBACK(li_pop_menu_slide_pause_cb), lw);
 806                         }
 807                 }
 808         else
 809                 {
 810                 menu_item_add(menu, _("_Start slideshow"), G_CALLBACK(li_pop_menu_slide_start_cb), lw);
 811                 item = menu_item_add(menu, _("Pause slides_how"), G_CALLBACK(li_pop_menu_slide_pause_cb), lw);
 812                 gtk_widget_set_sensitive(item, FALSE);
 813                 }
 814
 815         if (!fullscreen)
 816                 {
 817                 menu_item_add(menu, _("_Full screen"), G_CALLBACK(li_pop_menu_full_screen_cb), lw);
 818                 }
 819         else
 820                 {
 821                 menu_item_add(menu, _("Exit _full screen"), G_CALLBACK(li_pop_menu_full_screen_cb), lw);
 822                 }
 823
 824         menu_item_add_check(menu, _("_Animate"), lw->options.animate, G_CALLBACK(li_pop_menu_animate_cb), lw);
 825
 826         menu_item_add_divider(menu);
 827
 828         item = menu_item_add_check(menu, _("Hide file _list"), lw->options.tools_hidden,
 829                                    G_CALLBACK(li_pop_menu_hide_cb), lw);
 830         if (fullscreen) gtk_widget_set_sensitive(item, FALSE);
 831
 832         return menu;
 833 }
 834
 835 static void layout_image_menu_pos_cb(GtkMenu *menu, gint *x, gint *y, gboolean *push_in, gpointer data)
 836 {
 837         LayoutWindow *lw = data;
 838
 839         gdk_window_get_origin(gtk_widget_get_window(lw->image->pr), x, y);
 840         popup_menu_position_clamp(menu, x, y, 0);
 841 }
 842
 843 void layout_image_menu_popup(LayoutWindow *lw)
 844 {
 845         GtkWidget *menu;
 846
 847         menu = layout_image_pop_menu(lw);
 848         gtk_menu_popup(GTK_MENU(menu), NULL, NULL, layout_image_menu_pos_cb, lw, 0, GDK_CURRENT_TIME);
 849 }
 850
 851 /*
 852  *----------------------------------------------------------------------------
 853  * dnd
 854  *----------------------------------------------------------------------------
 855  */
 856
 857 static void layout_image_dnd_receive(GtkWidget *widget, GdkDragContext *context,
 858                                      gint x, gint y,
 859                                      GtkSelectionData *selection_data, guint info,
 860                                      guint time, gpointer data)
 861 {
 862         LayoutWindow *lw = data;
 863         gint i;
 864         gchar *url;
 865
 866
 867         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
 868                 {
 869                 if (lw->split_images[i] && lw->split_images[i]->pr == widget)
 870                         break;
 871                 }
 872         if (i < MAX_SPLIT_IMAGES)
 873                 {
 874                 DEBUG_1("dnd image activate %d", i);
 875                 layout_image_activate(lw, i, FALSE);
 876                 }
 877
 878         if (info == TARGET_TEXT_PLAIN)
 879                 {
 880                 url = g_strdup((gchar *)gtk_selection_data_get_data(selection_data));
 881                 download_web_file(url, lw);
 882                 g_free(url);
 883                 }
 884         else if (info == TARGET_URI_LIST || info == TARGET_APP_COLLECTION_MEMBER)
 885                 {
 886                 CollectionData *source;
 887                 GList *list;
 888                 GList *info_list;
 889
 890                 if (info == TARGET_URI_LIST)
 891                         {
 892                         list = uri_filelist_from_gtk_selection_data(selection_data);
 893                         source = NULL;
 894                         info_list = NULL;
 895                         }
 896                 else
 897                         {
 898                         source = collection_from_dnd_data((gchar *)gtk_selection_data_get_data(selection_data), &list, &info_list);
 899                         }
 900
 901                 if (list)
 902                         {
 903                         FileData *fd = list->data;
 904
 905                         if (isfile(fd->path))
 906                                 {
 907                                 gchar *base;
 908                                 gint row;
 909                                 FileData *dir_fd;
 910
 911                                 base = remove_level_from_path(fd->path);
 912                                 dir_fd = file_data_new_dir(base);
 913                                 if (dir_fd != lw->dir_fd)
 914                                         {
 915                                         layout_set_fd(lw, dir_fd);
 916                                         }
 917                                 file_data_unref(dir_fd);
 918                                 g_free(base);
 919
 920                                 row = layout_list_get_index(lw, fd);
 921                                 if (source && info_list)
 922                                         {
 923                                         layout_image_set_collection(lw, source, info_list->data);
 924                                         }
 925                                 else if (row == -1)
 926                                         {
 927                                         layout_image_set_fd(lw, fd);
 928                                         }
 929                                 else
 930                                         {
 931                                         layout_image_set_index(lw, row);
 932                                         }
 933                                 }
 934                         else if (isdir(fd->path))
 935                                 {
 936                                 layout_set_fd(lw, fd);
 937                                 layout_image_set_fd(lw, NULL);
 938                                 }
 939                         }
 940
 941                 filelist_free(list);
 942                 g_list_free(info_list);
 943                 }
 944 }
 945
 946 static void layout_image_dnd_get(GtkWidget *widget, GdkDragContext *context,
 947                                  GtkSelectionData *selection_data, guint info,
 948                                  guint time, gpointer data)
 949 {
 950         LayoutWindow *lw = data;
 951         FileData *fd;
 952         gint i;
 953
 954
 955         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
 956                 {
 957                 if (lw->split_images[i] && lw->split_images[i]->pr == widget)
 958                         break;
 959                 }
 960         if (i < MAX_SPLIT_IMAGES)
 961                 {
 962                 DEBUG_1("dnd get from %d", i);
 963                 fd = image_get_fd(lw->split_images[i]);
 964                 }
 965         else
 966                 fd = layout_image_get_fd(lw);
 967
 968         if (fd)
 969                 {
 970                 GList *list;
 971
 972                 list = g_list_append(NULL, fd);
 973                 uri_selection_data_set_uris_from_filelist(selection_data, list);
 974                 g_list_free(list);
 975                 }
 976         else
 977                 {
 978                 gtk_selection_data_set(selection_data, gtk_selection_data_get_target(selection_data),
 979                                        8, NULL, 0);
 980                 }
 981 }
 982
 983 static void layout_image_dnd_end(GtkWidget *widget, GdkDragContext *context, gpointer data)
 984 {
 985         LayoutWindow *lw = data;
 986         if (gdk_drag_context_get_selected_action(context) == GDK_ACTION_MOVE)
 987                 {
 988                 FileData *fd;
 989                 gint row;
 990
 991                 fd = layout_image_get_fd(lw);
 992                 row = layout_list_get_index(lw, fd);
 993                 if (row < 0) return;
 994
 995                 if (!isfile(fd->path))
 996                         {
 997                         if ((guint) row < layout_list_count(lw, NULL) - 1)
 998                                 {
 999                                 layout_image_next(lw);
1000                                 }
1001                         else
1002                                 {
1003                                 layout_image_prev(lw);
1004                                 }
1005                         }
1006                 layout_refresh(lw);
1007                 }
1008 }
1009
1010 static void layout_image_dnd_init(LayoutWindow *lw, gint i)
1011 {
1012         ImageWindow *imd = lw->split_images[i];
1013
1014         gtk_drag_source_set(imd->pr, GDK_BUTTON2_MASK,
1015                             dnd_file_drag_types, dnd_file_drag_types_count,
1016                             GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
1017         g_signal_connect(G_OBJECT(imd->pr), "drag_data_get",
1018                          G_CALLBACK(layout_image_dnd_get), lw);
1019         g_signal_connect(G_OBJECT(imd->pr), "drag_end",
1020                          G_CALLBACK(layout_image_dnd_end), lw);
1021
1022         gtk_drag_dest_set(imd->pr,
1023                           GTK_DEST_DEFAULT_MOTION | GTK_DEST_DEFAULT_DROP,
1024                           dnd_file_drop_types, dnd_file_drop_types_count,
1025                           GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
1026         g_signal_connect(G_OBJECT(imd->pr), "drag_data_received",
1027                          G_CALLBACK(layout_image_dnd_receive), lw);
1028 }
1029
1030
1031 /*
1032  *----------------------------------------------------------------------------
1033  * misc
1034  *----------------------------------------------------------------------------
1035  */
1036
1037 void layout_image_to_root(LayoutWindow *lw)
1038 {
1039         image_to_root_window(lw->image, (image_zoom_get(lw->image) == 0));
1040 }
1041
1042 /*
1043  *----------------------------------------------------------------------------
1044  * manipulation + accessors
1045  *----------------------------------------------------------------------------
1046  */
1047
1048 void layout_image_scroll(LayoutWindow *lw, gint x, gint y, gboolean connect_scroll)
1049 {
1050         gdouble dx, dy;
1051         gint width, height, i;
1052         if (!layout_valid(&lw)) return;
1053
1054         image_scroll(lw->image, x, y);
1055
1056         if (lw->full_screen && lw->image != lw->full_screen->imd)
1057                 {
1058                 image_scroll(lw->full_screen->imd, x, y);
1059                 }
1060
1061         if (!connect_scroll) return;
1062
1063         image_get_image_size(lw->image, &width, &height);
1064         dx = (gdouble) x / width;
1065         dy = (gdouble) y / height;
1066
1067         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
1068                 {
1069                 if (lw->split_images[i] && lw->split_images[i] != lw->image)
1070                         {
1071                         gdouble sx, sy;
1072                         image_get_scroll_center(lw->split_images[i], &sx, &sy);
1073                         sx += dx;
1074                         sy += dy;
1075                         image_set_scroll_center(lw->split_images[i], sx, sy);
1076                         }
1077                 }
1078
1079 }
1080
1081 void layout_image_zoom_adjust(LayoutWindow *lw, gdouble increment, gboolean connect_zoom)
1082 {
1083         gint i;
1084         if (!layout_valid(&lw)) return;
1085
1086         image_zoom_adjust(lw->image, increment);
1087
1088         if (lw->full_screen && lw->image != lw->full_screen->imd)
1089                 {
1090                 image_zoom_adjust(lw->full_screen->imd, increment);
1091                 }
1092
1093         if (!connect_zoom) return;
1094
1095         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
1096                 {
1097                 if (lw->split_images[i] && lw->split_images[i] != lw->image)
1098                         image_zoom_adjust(lw->split_images[i], increment); ;
1099                 }
1100 }
1101
1102 void layout_image_zoom_adjust_at_point(LayoutWindow *lw, gdouble increment, gint x, gint y, gboolean connect_zoom)
1103 {
1104         gint i;
1105         if (!layout_valid(&lw)) return;
1106
1107         image_zoom_adjust_at_point(lw->image, increment, x, y);
1108
1109         if (lw->full_screen && lw->image != lw->full_screen->imd)
1110                 {
1111                 image_zoom_adjust_at_point(lw->full_screen->imd, increment, x, y);
1112                 }
1113         if (!connect_zoom && !lw->split_mode) return;
1114
1115         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
1116                 {
1117                 if (lw->split_images[i] && lw->split_images[i] != lw->image &&
1118                                                 lw->split_images[i]->mouse_wheel_mode)
1119                         image_zoom_adjust_at_point(lw->split_images[i], increment, x, y);
1120                 }
1121 }
1122
1123 void layout_image_zoom_set(LayoutWindow *lw, gdouble zoom, gboolean connect_zoom)
1124 {
1125         gint i;
1126         if (!layout_valid(&lw)) return;
1127
1128         image_zoom_set(lw->image, zoom);
1129
1130         if (lw->full_screen && lw->image != lw->full_screen->imd)
1131                 {
1132                 image_zoom_set(lw->full_screen->imd, zoom);
1133                 }
1134
1135         if (!connect_zoom) return;
1136
1137         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
1138                 {
1139                 if (lw->split_images[i] && lw->split_images[i] != lw->image)
1140                         image_zoom_set(lw->split_images[i], zoom);
1141                 }
1142 }
1143
1144 void layout_image_zoom_set_fill_geometry(LayoutWindow *lw, gboolean vertical, gboolean connect_zoom)
1145 {
1146         gint i;
1147         if (!layout_valid(&lw)) return;
1148
1149         image_zoom_set_fill_geometry(lw->image, vertical);
1150
1151         if (lw->full_screen && lw->image != lw->full_screen->imd)
1152                 {
1153                 image_zoom_set_fill_geometry(lw->full_screen->imd, vertical);
1154                 }
1155
1156         if (!connect_zoom) return;
1157
1158         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
1159                 {
1160                 if (lw->split_images[i] && lw->split_images[i] != lw->image)
1161                         image_zoom_set_fill_geometry(lw->split_images[i], vertical);
1162                 }
1163 }
1164
1165 void layout_image_alter_orientation(LayoutWindow *lw, AlterType type)
1166 {
1167         if (!layout_valid(&lw)) return;
1168
1169         GtkTreeModel *store;
1170         GList *work;
1171         GtkTreeSelection *selection;
1172         GtkTreePath *tpath;
1173         FileData *fd_n;
1174         GtkTreeIter iter;
1175
1176         if (!lw || !lw->vf) return;
1177
1178         if (lw->vf->type == FILEVIEW_ICON)
1179                 {
1180                 if (!VFICON(lw->vf)->selection) return;
1181                 work = VFICON(lw->vf)->selection;
1182                 }
1183         else
1184                 {
1185                 selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(lw->vf->listview));
1186                 work = gtk_tree_selection_get_selected_rows(selection, &store);
1187                 }
1188
1189         while (work)
1190                 {
1191                 if (lw->vf->type == FILEVIEW_ICON)
1192                         {
1193                         fd_n = work->data;
1194                         work = work->next;
1195                         }
1196                 else
1197                         {
1198                         tpath = work->data;
1199                         gtk_tree_model_get_iter(store, &iter, tpath);
1200                         gtk_tree_model_get(store, &iter, FILE_COLUMN_POINTER, &fd_n, -1);
1201                         work = work->next;
1202                         }
1203
1204                 image_alter_orientation(lw->image, fd_n, type);
1205                 }
1206 }
1207
1208 static void image_alter_rating(FileData *fd_n, const gchar *rating)
1209 {
1210         metadata_write_string(fd_n, RATING_KEY, rating);
1211         read_rating_data(fd_n);
1212 }
1213
1214 void layout_image_rating(LayoutWindow *lw, const gchar *rating)
1215 {
1216         if (!layout_valid(&lw)) return;
1217
1218         GtkTreeModel *store;
1219         GList *work;
1220         GtkTreeSelection *selection;
1221         GtkTreePath *tpath;
1222         FileData *fd_n;
1223         GtkTreeIter iter;
1224
1225         if (!lw || !lw->vf) return;
1226
1227         if (lw->vf->type == FILEVIEW_ICON)
1228                 {
1229                 if (!VFICON(lw->vf)->selection) return;
1230                 work = VFICON(lw->vf)->selection;
1231                 }
1232         else
1233                 {
1234                 selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(lw->vf->listview));
1235                 work = gtk_tree_selection_get_selected_rows(selection, &store);
1236                 }
1237
1238         while (work)
1239                 {
1240                 if (lw->vf->type == FILEVIEW_ICON)
1241                         {
1242                         fd_n = work->data;
1243                         work = work->next;
1244                         }
1245                 else
1246                         {
1247                         tpath = work->data;
1248                         gtk_tree_model_get_iter(store, &iter, tpath);
1249                         gtk_tree_model_get(store, &iter, FILE_COLUMN_POINTER, &fd_n, -1);
1250                         work = work->next;
1251                         }
1252
1253                 image_alter_rating(fd_n, rating);
1254                 }
1255 }
1256
1257 void layout_image_reset_orientation(LayoutWindow *lw)
1258 {
1259         ImageWindow *imd= lw->image;
1260
1261         if (!layout_valid(&lw)) return;
1262         if (!imd || !imd->pr || !imd->image_fd) return;
1263
1264         if (imd->orientation < 1 || imd->orientation > 8) imd->orientation = 1;
1265
1266         if (options->image.exif_rotate_enable)
1267                 {
1268                 imd->orientation = metadata_read_int(imd->image_fd, ORIENTATION_KEY, EXIF_ORIENTATION_TOP_LEFT);
1269                 }
1270         else
1271                 {
1272                 imd->orientation = 1;
1273                 }
1274
1275         if (imd->image_fd->user_orientation != 0)
1276                 {
1277                  imd->orientation = imd->image_fd->user_orientation;
1278                 }
1279
1280         pixbuf_renderer_set_orientation((PixbufRenderer *)imd->pr, imd->orientation);
1281 }
1282
1283 void layout_image_set_desaturate(LayoutWindow *lw, gboolean desaturate)
1284 {
1285         if (!layout_valid(&lw)) return;
1286
1287         image_set_desaturate(lw->image, desaturate);
1288 }
1289
1290 gboolean layout_image_get_desaturate(LayoutWindow *lw)
1291 {
1292         if (!layout_valid(&lw)) return FALSE;
1293
1294         return image_get_desaturate(lw->image);
1295 }
1296
1297 void layout_image_set_overunderexposed(LayoutWindow *lw, gboolean overunderexposed)
1298 {
1299         if (!layout_valid(&lw)) return;
1300
1301         image_set_overunderexposed(lw->image, overunderexposed);
1302 }
1303
1304 gboolean layout_image_get_overunderexposed(LayoutWindow *lw)
1305 {
1306         if (!layout_valid(&lw)) return FALSE;
1307
1308         return image_get_overunderexposed(lw->image);
1309 }
1310
1311 /* stereo */
1312 /*
1313 gint layout_image_stereo_get(LayoutWindow *lw)
1314 {
1315         if (!layout_valid(&lw)) return 0;
1316
1317         return image_stereo_get(lw->image);
1318 }
1319
1320 void layout_image_stereo_set(LayoutWindow *lw, gint stereo_mode)
1321 {
1322         if (!layout_valid(&lw)) return;
1323
1324         image_stereo_set(lw->image, stereo_mode);
1325 }
1326 void layout_image_stereo_swap(LayoutWindow *lw)
1327 {
1328         if (!layout_valid(&lw)) return;
1329
1330         image_stereo_swap(lw->image);
1331 }
1332 */
1333
1334 gint layout_image_stereo_pixbuf_get(LayoutWindow *lw)
1335 {
1336         if (!layout_valid(&lw)) return 0;
1337
1338         return image_stereo_pixbuf_get(lw->image);
1339 }
1340
1341 void layout_image_stereo_pixbuf_set(LayoutWindow *lw, gint stereo_mode)
1342 {
1343         if (!layout_valid(&lw)) return;
1344
1345         image_stereo_pixbuf_set(lw->image, stereo_mode);
1346 }
1347
1348 const gchar *layout_image_get_path(LayoutWindow *lw)
1349 {
1350         if (!layout_valid(&lw)) return NULL;
1351
1352         return image_get_path(lw->image);
1353 }
1354
1355 const gchar *layout_image_get_name(LayoutWindow *lw)
1356 {
1357         if (!layout_valid(&lw)) return NULL;
1358
1359         return image_get_name(lw->image);
1360 }
1361
1362 FileData *layout_image_get_fd(LayoutWindow *lw)
1363 {
1364         if (!layout_valid(&lw)) return NULL;
1365
1366         return image_get_fd(lw->image);
1367 }
1368
1369 CollectionData *layout_image_get_collection(LayoutWindow *lw, CollectInfo **info)
1370 {
1371         if (!layout_valid(&lw)) return NULL;
1372
1373         return image_get_collection(lw->image, info);
1374 }
1375
1376 gint layout_image_get_index(LayoutWindow *lw)
1377 {
1378         return layout_list_get_index(lw, image_get_fd(lw->image));
1379 }
1380
1381 /*
1382  *----------------------------------------------------------------------------
1383  * image changers
1384  *----------------------------------------------------------------------------
1385  */
1386
1387 void layout_image_set_fd(LayoutWindow *lw, FileData *fd)
1388 {
1389         if (!layout_valid(&lw)) return;
1390
1391         image_change_fd(lw->image, fd, image_zoom_get_default(lw->image));
1392
1393         if (lw->full_screen && lw->image != lw->full_screen->imd)
1394                 {
1395                 image_change_fd(lw->full_screen->imd, fd, image_zoom_get_default(lw->full_screen->imd));
1396                 }
1397
1398
1399         layout_list_sync_fd(lw, fd);
1400         layout_image_slideshow_continue_check(lw);
1401         layout_bars_new_image(lw);
1402         layout_image_animate_new_file(lw);
1403 }
1404
1405 void layout_image_set_with_ahead(LayoutWindow *lw, FileData *fd, FileData *read_ahead_fd)
1406 {
1407         if (!layout_valid(&lw)) return;
1408
1409 /*
1410 This should be handled at the caller: in vflist_select_image
1411         if (path)
1412                 {
1413                 const gchar *old_path;
1414
1415                 old_path = layout_image_get_path(lw);
1416                 if (old_path && strcmp(path, old_path) == 0) return;
1417                 }
1418 */
1419         layout_image_set_fd(lw, fd);
1420         if (options->image.enable_read_ahead) image_prebuffer_set(lw->image, read_ahead_fd);
1421 }
1422
1423 void layout_image_set_index(LayoutWindow *lw, gint index)
1424 {
1425         FileData *fd;
1426         FileData *read_ahead_fd;
1427         gint old;
1428
1429         if (!layout_valid(&lw)) return;
1430
1431         old = layout_list_get_index(lw, layout_image_get_fd(lw));
1432         fd = layout_list_get_fd(lw, index);
1433
1434         if (old > index)
1435                 {
1436                 read_ahead_fd = layout_list_get_fd(lw, index - 1);
1437                 }
1438         else
1439                 {
1440                 read_ahead_fd = layout_list_get_fd(lw, index + 1);
1441                 }
1442
1443         if (layout_selection_count(lw, 0) > 1)
1444                 {
1445                 GList *x = layout_selection_list_by_index(lw);
1446                 GList *y;
1447                 GList *last;
1448
1449                 for (last = y = x; y; y = y->next)
1450                         last = y;
1451                 for (y = x; y && (GPOINTER_TO_INT(y->data)) != index; y = y->next)
1452                         ;
1453
1454                 if (y)
1455                         {
1456                         gint newindex;
1457
1458                         if ((index > old && (index != GPOINTER_TO_INT(last->data) || old != GPOINTER_TO_INT(x->data)))
1459                             || (old == GPOINTER_TO_INT(last->data) && index == GPOINTER_TO_INT(x->data)))
1460                                 {
1461                                 if (y->next)
1462                                         newindex = GPOINTER_TO_INT(y->next->data);
1463                                 else
1464                                         newindex = GPOINTER_TO_INT(x->data);
1465                                 }
1466                         else
1467                                 {
1468                                 if (y->prev)
1469                                         newindex = GPOINTER_TO_INT(y->prev->data);
1470                                 else
1471                                         newindex = GPOINTER_TO_INT(last->data);
1472                                 }
1473
1474                         read_ahead_fd = layout_list_get_fd(lw, newindex);
1475                         }
1476
1477                 while (x)
1478                         x = g_list_remove(x, x->data);
1479                 }
1480
1481         layout_image_set_with_ahead(lw, fd, read_ahead_fd);
1482 }
1483
1484 static void layout_image_set_collection_real(LayoutWindow *lw, CollectionData *cd, CollectInfo *info, gboolean forward)
1485 {
1486         if (!layout_valid(&lw)) return;
1487
1488         image_change_from_collection(lw->image, cd, info, image_zoom_get_default(lw->image));
1489         if (options->image.enable_read_ahead)
1490                 {
1491                 CollectInfo *r_info;
1492                 if (forward)
1493                         {
1494                         r_info = collection_next_by_info(cd, info);
1495                         if (!r_info) r_info = collection_prev_by_info(cd, info);
1496                         }
1497                 else
1498                         {
1499                         r_info = collection_prev_by_info(cd, info);
1500                         if (!r_info) r_info = collection_next_by_info(cd, info);
1501                         }
1502                 if (r_info) image_prebuffer_set(lw->image, r_info->fd);
1503                 }
1504
1505         layout_image_slideshow_continue_check(lw);
1506         layout_bars_new_image(lw);
1507 }
1508
1509 void layout_image_set_collection(LayoutWindow *lw, CollectionData *cd, CollectInfo *info)
1510 {
1511         layout_image_set_collection_real(lw, cd, info, TRUE);
1512         layout_list_sync_fd(lw, layout_image_get_fd(lw));
1513 }
1514
1515 void layout_image_refresh(LayoutWindow *lw)
1516 {
1517         if (!layout_valid(&lw)) return;
1518
1519         image_reload(lw->image);
1520 }
1521
1522 void layout_image_color_profile_set(LayoutWindow *lw,
1523                                     gint input_type,
1524                                     gboolean use_image)
1525 {
1526         if (!layout_valid(&lw)) return;
1527
1528         image_color_profile_set(lw->image, input_type, use_image);
1529 }
1530
1531 gboolean layout_image_color_profile_get(LayoutWindow *lw,
1532                                         gint *input_type,
1533                                         gboolean *use_image)
1534 {
1535         if (!layout_valid(&lw)) return FALSE;
1536
1537         return image_color_profile_get(lw->image, input_type, use_image);
1538 }
1539
1540 void layout_image_color_profile_set_use(LayoutWindow *lw, gboolean enable)
1541 {
1542         if (!layout_valid(&lw)) return;
1543
1544         image_color_profile_set_use(lw->image, enable);
1545 }
1546
1547 gboolean layout_image_color_profile_get_use(LayoutWindow *lw)
1548 {
1549         if (!layout_valid(&lw)) return FALSE;
1550
1551         return image_color_profile_get_use(lw->image);
1552 }
1553
1554 gboolean layout_image_color_profile_get_status(LayoutWindow *lw, gchar **image_profile, gchar **screen_profile)
1555 {
1556         if (!layout_valid(&lw)) return FALSE;
1557
1558         return image_color_profile_get_status(lw->image, image_profile, screen_profile);
1559 }
1560
1561 /*
1562  *----------------------------------------------------------------------------
1563  * list walkers
1564  *----------------------------------------------------------------------------
1565  */
1566
1567 void layout_image_next(LayoutWindow *lw)
1568 {
1569         gint current;
1570         CollectionData *cd;
1571         CollectInfo *info;
1572
1573         if (!layout_valid(&lw)) return;
1574
1575         if (layout_image_slideshow_active(lw))
1576                 {
1577                 layout_image_slideshow_next(lw);
1578                 return;
1579                 }
1580
1581         if (layout_selection_count(lw, 0) > 1)
1582                 {
1583                 GList *x = layout_selection_list_by_index(lw);
1584                 gint old = layout_list_get_index(lw, layout_image_get_fd(lw));
1585                 GList *y;
1586
1587                 for (y = x; y && (GPOINTER_TO_INT(y->data)) != old; y = y->next)
1588                         ;
1589                 if (y)
1590                         {
1591                         if (y->next)
1592                                 layout_image_set_index(lw, GPOINTER_TO_INT(y->next->data));
1593                         else
1594                                 layout_image_set_index(lw, GPOINTER_TO_INT(x->data));
1595                         }
1596                 while (x)
1597                         x = g_list_remove(x, x->data);
1598                 if (y) /* not dereferenced */
1599                         return;
1600                 }
1601
1602         cd = image_get_collection(lw->image, &info);
1603
1604         if (cd && info)
1605                 {
1606                 info = collection_next_by_info(cd, info);
1607                 if (info)
1608                         {
1609                         layout_image_set_collection_real(lw, cd, info, TRUE);
1610                         }
1611                 else
1612                         {
1613                         image_osd_icon(lw->image, IMAGE_OSD_LAST, -1);
1614                         }
1615                 return;
1616                 }
1617
1618         current = layout_image_get_index(lw);
1619
1620         if (current >= 0)
1621                 {
1622                 if ((guint) current < layout_list_count(lw, NULL) - 1)
1623                         {
1624                         layout_image_set_index(lw, current + 1);
1625                         }
1626                 else
1627                         {
1628                         image_osd_icon(lw->image, IMAGE_OSD_LAST, -1);
1629                         }
1630                 }
1631         else
1632                 {
1633                 layout_image_set_index(lw, 0);
1634                 }
1635 }
1636
1637 void layout_image_prev(LayoutWindow *lw)
1638 {
1639         gint current;
1640         CollectionData *cd;
1641         CollectInfo *info;
1642
1643         if (!layout_valid(&lw)) return;
1644
1645         if (layout_image_slideshow_active(lw))
1646                 {
1647                 layout_image_slideshow_prev(lw);
1648                 return;
1649                 }
1650
1651         if (layout_selection_count(lw, 0) > 1)
1652                 {
1653                 GList *x = layout_selection_list_by_index(lw);
1654                 gint old = layout_list_get_index(lw, layout_image_get_fd(lw));
1655                 GList *y;
1656                 GList *last;
1657
1658                 for (last = y = x; y; y = y->next)
1659                         last = y;
1660                 for (y = x; y && (GPOINTER_TO_INT(y->data)) != old; y = y->next)
1661                         ;
1662                 if (y)
1663                         {
1664                         if (y->prev)
1665                                 layout_image_set_index(lw, GPOINTER_TO_INT(y->prev->data));
1666                         else
1667                                 layout_image_set_index(lw, GPOINTER_TO_INT(last->data));
1668                         }
1669                 while (x)
1670                         x = g_list_remove(x, x->data);
1671                 if (y) /* not dereferenced */
1672                         return;
1673                 }
1674
1675         cd = image_get_collection(lw->image, &info);
1676
1677         if (cd && info)
1678                 {
1679                 info = collection_prev_by_info(cd, info);
1680                 if (info)
1681                         {
1682                         layout_image_set_collection_real(lw, cd, info, FALSE);
1683                         }
1684                 else
1685                         {
1686                         image_osd_icon(lw->image, IMAGE_OSD_FIRST, -1);
1687                         }
1688                 return;
1689                 }
1690
1691         current = layout_image_get_index(lw);
1692
1693         if (current >= 0)
1694                 {
1695                 if (current > 0)
1696                         {
1697                         layout_image_set_index(lw, current - 1);
1698                         }
1699                 else
1700                         {
1701                         image_osd_icon(lw->image, IMAGE_OSD_FIRST, -1);
1702                         }
1703                 }
1704         else
1705                 {
1706                 layout_image_set_index(lw, layout_list_count(lw, NULL) - 1);
1707                 }
1708 }
1709
1710 void layout_image_first(LayoutWindow *lw)
1711 {
1712         gint current;
1713         CollectionData *cd;
1714         CollectInfo *info;
1715
1716         if (!layout_valid(&lw)) return;
1717
1718         cd = image_get_collection(lw->image, &info);
1719
1720         if (cd && info)
1721                 {
1722                 CollectInfo *new;
1723                 new = collection_get_first(cd);
1724                 if (new != info) layout_image_set_collection_real(lw, cd, new, TRUE);
1725                 return;
1726                 }
1727
1728         current = layout_image_get_index(lw);
1729         if (current != 0 && layout_list_count(lw, NULL) > 0)
1730                 {
1731                 layout_image_set_index(lw, 0);
1732                 }
1733 }
1734
1735 void layout_image_last(LayoutWindow *lw)
1736 {
1737         gint current;
1738         gint count;
1739         CollectionData *cd;
1740         CollectInfo *info;
1741
1742         if (!layout_valid(&lw)) return;
1743
1744         cd = image_get_collection(lw->image, &info);
1745
1746         if (cd && info)
1747                 {
1748                 CollectInfo *new;
1749                 new = collection_get_last(cd);
1750                 if (new != info) layout_image_set_collection_real(lw, cd, new, FALSE);
1751                 return;
1752                 }
1753
1754         current = layout_image_get_index(lw);
1755         count = layout_list_count(lw, NULL);
1756         if (current != count - 1 && count > 0)
1757                 {
1758                 layout_image_set_index(lw, count - 1);
1759                 }
1760 }
1761
1762 /*
1763  *----------------------------------------------------------------------------
1764  * mouse callbacks
1765  *----------------------------------------------------------------------------
1766  */
1767
1768 static gint image_idx(LayoutWindow *lw, ImageWindow *imd)
1769 {
1770         gint i;
1771
1772         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
1773                 {
1774                 if (lw->split_images[i] == imd)
1775                         break;
1776                 }
1777         if (i < MAX_SPLIT_IMAGES)
1778                 {
1779                 return i;
1780                 }
1781         return -1;
1782 }
1783
1784 static void layout_image_focus_in_cb(ImageWindow *imd, gpointer data)
1785 {
1786         LayoutWindow *lw = data;
1787
1788         gint i = image_idx(lw, imd);
1789
1790         if (i != -1)
1791                 {
1792                 DEBUG_1("image activate focus_in %d", i);
1793                 layout_image_activate(lw, i, FALSE);
1794                 }
1795 }
1796
1797
1798 static void layout_image_button_cb(ImageWindow *imd, GdkEventButton *event, gpointer data)
1799 {
1800         LayoutWindow *lw = data;
1801         GtkWidget *menu;
1802         FileData *dir_fd;
1803
1804         switch (event->button)
1805                 {
1806                 case MOUSE_BUTTON_LEFT:
1807                         if (options->image_l_click_video && options->image_l_click_video_editor && imd->image_fd && imd->image_fd->format_class == FORMAT_CLASS_VIDEO)
1808                                 {
1809                                 start_editor_from_file(options->image_l_click_video_editor, imd->image_fd);
1810                                 }
1811                         else if (options->image_lm_click_nav && lw->split_mode == SPLIT_NONE)
1812                                 layout_image_next(lw);
1813                         break;
1814                 case MOUSE_BUTTON_MIDDLE:
1815                         if (options->image_lm_click_nav && lw->split_mode == SPLIT_NONE)
1816                                 layout_image_prev(lw);
1817                         break;
1818                 case MOUSE_BUTTON_RIGHT:
1819                         menu = layout_image_pop_menu(lw);
1820                         if (imd == lw->image)
1821                                 {
1822                                 g_object_set_data(G_OBJECT(menu), "click_parent", imd->widget);
1823                                 }
1824                         gtk_menu_popup(GTK_MENU(menu), NULL, NULL, NULL, NULL, 3, event->time);
1825                         break;
1826                 default:
1827                         break;
1828                 }
1829 }
1830
1831 static void layout_image_scroll_cb(ImageWindow *imd, GdkEventScroll *event, gpointer data)
1832 {
1833         LayoutWindow *lw = data;
1834
1835         gint i = image_idx(lw, imd);
1836
1837         if (i != -1)
1838                 {
1839                 DEBUG_1("image activate scroll %d", i);
1840                 layout_image_activate(lw, i, FALSE);
1841                 }
1842
1843
1844         if ((event->state & GDK_CONTROL_MASK) ||
1845                                 (imd->mouse_wheel_mode && !options->image_lm_click_nav))
1846                 {
1847                 switch (event->direction)
1848                         {
1849                         case GDK_SCROLL_UP:
1850                                 layout_image_zoom_adjust_at_point(lw, get_zoom_increment(), event->x, event->y, event->state & GDK_SHIFT_MASK);
1851                                 break;
1852                         case GDK_SCROLL_DOWN:
1853                                 layout_image_zoom_adjust_at_point(lw, -get_zoom_increment(), event->x, event->y, event->state & GDK_SHIFT_MASK);
1854                                 break;
1855                         default:
1856                                 break;
1857                         }
1858                 }
1859         else if (options->mousewheel_scrolls)
1860                 {
1861                 switch (event->direction)
1862                         {
1863                         case GDK_SCROLL_UP:
1864                                 image_scroll(imd, 0, -MOUSEWHEEL_SCROLL_SIZE);
1865                                 break;
1866                         case GDK_SCROLL_DOWN:
1867                                 image_scroll(imd, 0, MOUSEWHEEL_SCROLL_SIZE);
1868                                 break;
1869                         case GDK_SCROLL_LEFT:
1870                                 image_scroll(imd, -MOUSEWHEEL_SCROLL_SIZE, 0);
1871                                 break;
1872                         case GDK_SCROLL_RIGHT:
1873                                 image_scroll(imd, MOUSEWHEEL_SCROLL_SIZE, 0);
1874                                 break;
1875                         default:
1876                                 break;
1877                         }
1878                 }
1879         else
1880                 {
1881                 switch (event->direction)
1882                         {
1883                         case GDK_SCROLL_UP:
1884                                 layout_image_prev(lw);
1885                                 break;
1886                         case GDK_SCROLL_DOWN:
1887                                 layout_image_next(lw);
1888                                 break;
1889                         default:
1890                                 break;
1891                         }
1892                 }
1893 }
1894
1895 static void layout_image_drag_cb(ImageWindow *imd, GdkEventMotion *event, gdouble dx, gdouble dy, gpointer data)
1896 {
1897         gint i;
1898         LayoutWindow *lw = data;
1899         gdouble sx, sy;
1900
1901         if (lw->full_screen && lw->image != lw->full_screen->imd &&
1902             imd != lw->full_screen->imd)
1903                 {
1904                 if (event->state & GDK_CONTROL_MASK)
1905                         {
1906                         image_get_scroll_center(imd, &sx, &sy);
1907                         }
1908                 else
1909                         {
1910                         image_get_scroll_center(lw->full_screen->imd, &sx, &sy);
1911                         sx += dx;
1912                         sy += dy;
1913                         }
1914                 image_set_scroll_center(lw->full_screen->imd, sx, sy);
1915                 }
1916
1917         if (!(event->state & GDK_SHIFT_MASK)) return;
1918
1919         for (i = 0; i < MAX_SPLIT_IMAGES; i++)
1920                 {
1921                 if (lw->split_images[i] && lw->split_images[i] != imd)
1922                         {
1923
1924                         if (event->state & GDK_CONTROL_MASK)
1925                                 {
1926                                 image_get_scroll_center(imd, &sx, &sy);
1927                                 }
1928                         else
1929                                 {
1930                                 image_get_scroll_center(lw->split_images[i], &sx, &sy);
1931                                 sx += dx;
1932                                 sy += dy;
1933                                 }
1934                         image_set_scroll_center(lw->split_images[i], sx, sy);
1935                         }
1936                 }
1937 }
1938
1939 static void layout_image_button_inactive_cb(ImageWindow *imd, GdkEventButton *event, gpointer data)
1940 {
1941         LayoutWindow *lw = data;
1942         GtkWidget *menu;
1943         gint i = image_idx(lw, imd);
1944
1945         if (i != -1)
1946                 {
1947                 layout_image_activate(lw, i, FALSE);
1948                 }
1949
1950         switch (event->button)
1951                 {
1952                 case MOUSE_BUTTON_RIGHT:
1953                         menu = layout_image_pop_menu(lw);
1954                         if (imd == lw->image)
1955                                 {
1956                                 g_object_set_data(G_OBJECT(menu), "click_parent", imd->widget);
1957                                 }
1958                         gtk_menu_popup(GTK_MENU(menu), NULL, NULL, NULL, NULL, 3, event->time);
1959                         break;
1960                 default:
1961                         break;
1962                 }
1963
1964 }
1965
1966 static void layout_image_drag_inactive_cb(ImageWindow *imd, GdkEventMotion *event, gdouble dx, gdouble dy, gpointer data)
1967 {
1968         LayoutWindow *lw = data;
1969         gint i = image_idx(lw, imd);
1970
1971         if (i != -1)
1972                 {
1973                 layout_image_activate(lw, i, FALSE);
1974                 }
1975
1976         /* continue as with active image */
1977         layout_image_drag_cb(imd, event, dx, dy, data);
1978 }
1979
1980
1981 static void layout_image_set_buttons(LayoutWindow *lw)
1982 {
1983         image_set_button_func(lw->image, layout_image_button_cb, lw);
1984         image_set_scroll_func(lw->image, layout_image_scroll_cb, lw);
1985 }
1986
1987 static void layout_image_set_buttons_inactive(LayoutWindow *lw, gint i)
1988 {
1989         image_set_button_func(lw->split_images[i], layout_image_button_inactive_cb, lw);
1990         image_set_scroll_func(lw->split_images[i], layout_image_scroll_cb, lw);
1991 }
1992
1993 /* Returns the length of an integer */
1994 static gint num_length(gint num)
1995 {
1996         gint len = 0;
1997         if (num < 0) num = -num;
1998         while (num)
1999                 {
2000                 num /= 10;
2001                 len++;
2002                 }
2003         return len;
2004 }
2005
2006 void layout_status_update_pixel_cb(PixbufRenderer *pr, gpointer data)
2007 {
2008         LayoutWindow *lw = data;
2009         gint x_pixel, y_pixel;
2010         gint width, height;
2011         gchar *text;
2012         PangoAttrList *attrs;
2013
2014         if (!data || !layout_valid(&lw) || !lw->image
2015             || !lw->options.show_info_pixel || lw->image->unknown) return;
2016
2017         pixbuf_renderer_get_image_size(pr, &width, &height);
2018         if (width < 1 || height < 1) return;
2019
2020         pixbuf_renderer_get_mouse_position(pr, &x_pixel, &y_pixel);
2021
2022         if(x_pixel >= 0 && y_pixel >= 0)
2023                 {
2024                 gint r_mouse, g_mouse, b_mouse;
2025
2026                 pixbuf_renderer_get_pixel_colors(pr, x_pixel, y_pixel,
2027                                                  &r_mouse, &g_mouse, &b_mouse);
2028
2029                 text = g_strdup_printf(_("[%*d,%*d]: RGB(%3d,%3d,%3d)"),
2030                                          num_length(width - 1), x_pixel,
2031                                          num_length(height - 1), y_pixel,
2032                                          r_mouse, g_mouse, b_mouse);
2033
2034                 }
2035         else
2036                 {
2037                 text = g_strdup_printf(_("[%*s,%*s]: RGB(---,---,---)"),
2038                                          num_length(width - 1), " ",
2039                                          num_length(height - 1), " ");
2040                 }
2041
2042         attrs = pango_attr_list_new();
2043         pango_attr_list_insert(attrs, pango_attr_family_new("Monospace"));
2044         gtk_label_set_text(GTK_LABEL(lw->info_pixel), text);
2045         gtk_label_set_attributes(GTK_LABEL(lw->info_pixel), attrs);
2046         pango_attr_list_unref(attrs);
2047         g_free(text);
2048 }
2049
2050
2051 /*
2052  *----------------------------------------------------------------------------
2053  * setup
2054  *----------------------------------------------------------------------------
2055  */
2056
2057 static void layout_image_update_cb(ImageWindow *imd, gpointer data)
2058 {
2059         LayoutWindow *lw = data;
2060         layout_status_update_image(lw);
2061 }
2062
2063 GtkWidget *layout_image_new(LayoutWindow *lw, gint i)
2064 {
2065         if (!lw->split_image_sizegroup) lw->split_image_sizegroup = gtk_size_group_new(GTK_SIZE_GROUP_BOTH);
2066
2067         if (!lw->split_images[i])
2068                 {
2069                 lw->split_images[i] = image_new(TRUE);
2070
2071                 g_object_ref(lw->split_images[i]->widget);
2072
2073                 g_signal_connect(G_OBJECT(lw->split_images[i]->pr), "update-pixel",
2074                                  G_CALLBACK(layout_status_update_pixel_cb), lw);
2075
2076                 image_background_set_color_from_options(lw->split_images[i], FALSE);
2077
2078                 image_auto_refresh_enable(lw->split_images[i], TRUE);
2079
2080                 layout_image_dnd_init(lw, i);
2081                 image_color_profile_set(lw->split_images[i],
2082                                         options->color_profile.input_type,
2083                                         options->color_profile.use_image);
2084                 image_color_profile_set_use(lw->split_images[i], options->color_profile.enabled);
2085
2086                 gtk_size_group_add_widget(lw->split_image_sizegroup, lw->split_images[i]->widget);
2087                 gtk_widget_set_size_request(lw->split_images[i]->widget, IMAGE_MIN_WIDTH, -1);
2088
2089                 image_set_focus_in_func(lw->split_images[i], layout_image_focus_in_cb, lw);
2090
2091                 }
2092
2093         return lw->split_images[i]->widget;
2094 }
2095
2096 void layout_image_deactivate(LayoutWindow *lw, gint i)
2097 {
2098         if (!lw->split_images[i]) return;
2099         image_set_update_func(lw->split_images[i], NULL, NULL);
2100         layout_image_set_buttons_inactive(lw, i);
2101         image_set_drag_func(lw->split_images[i], layout_image_drag_inactive_cb, lw);
2102
2103         image_attach_window(lw->split_images[i], NULL, NULL, NULL, FALSE);
2104         image_select(lw->split_images[i], FALSE);
2105 }
2106
2107 /* force should be set after change of lw->split_mode */
2108 void layout_image_activate(LayoutWindow *lw, gint i, gboolean force)
2109 {
2110         FileData *fd;
2111
2112         if (!lw->split_images[i]) return;
2113         if (!force && lw->active_split_image == i) return;
2114
2115         /* deactivate currently active */
2116         if (lw->active_split_image != i)
2117                 layout_image_deactivate(lw, lw->active_split_image);
2118
2119         lw->image = lw->split_images[i];
2120         lw->active_split_image = i;
2121
2122         image_set_update_func(lw->image, layout_image_update_cb, lw);
2123         layout_image_set_buttons(lw);
2124         image_set_drag_func(lw->image, layout_image_drag_cb, lw);
2125
2126         image_attach_window(lw->image, lw->window, NULL, GQ_APPNAME, FALSE);
2127
2128         /* do not hilight selected image in SPLIT_NONE */
2129         /* maybe the image should be selected always and hilight should be controled by
2130            another image option */
2131         if (lw->split_mode != SPLIT_NONE)
2132                 image_select(lw->split_images[i], TRUE);
2133         else
2134                 image_select(lw->split_images[i], FALSE);
2135
2136         fd = image_get_fd(lw->image);
2137
2138         if (fd)
2139                 {
2140 //              layout_list_sync_path(lw, path);
2141                 layout_set_fd(lw, fd);
2142                 }
2143         layout_status_update_image(lw);
2144 }
2145
2146
2147 static void layout_image_setup_split_common(LayoutWindow *lw, gint n)
2148 {
2149         gboolean frame = (n > 1) || (!lw->options.tools_float && !lw->options.tools_hidden);
2150         gint i;
2151
2152         for (i = 0; i < n; i++)
2153                 if (!lw->split_images[i])
2154                         {
2155                         FileData *img_fd = NULL;
2156                         double zoom = 0.0;
2157
2158                         layout_image_new(lw, i);
2159                         image_set_frame(lw->split_images[i], frame);
2160                         image_set_selectable(lw->split_images[i], (n > 1));
2161
2162                         if (lw->image)
2163                                 {
2164                                 image_osd_copy_status(lw->image, lw->split_images[i]);
2165                                 }
2166
2167                         if (layout_selection_count(lw, 0) > 1)
2168                                 {
2169                                 GList *work = g_list_last(layout_selection_list(lw));
2170                                 gint j = 0;
2171
2172                                 while (work && j < i)
2173                                         {
2174                                         FileData *fd = work->data;
2175                                         work = work->prev;
2176
2177                                         if (!fd || !*fd->path || fd->parent ||
2178                                                                                 fd == lw->split_images[0]->image_fd)
2179                                                 {
2180                                                 continue;
2181                                                 }
2182                                         img_fd = fd;
2183
2184                                         j++;
2185                                         }
2186                                 }
2187
2188                         if (!img_fd && lw->image)
2189                                 {
2190                                 img_fd = image_get_fd(lw->image);
2191                                 zoom = image_zoom_get(lw->image);
2192                                 }
2193
2194                         if (img_fd)
2195                                 {
2196                                 gdouble sx, sy;
2197                                 image_change_fd(lw->split_images[i], img_fd, zoom);
2198                                 image_get_scroll_center(lw->image, &sx, &sy);
2199                                 image_set_scroll_center(lw->split_images[i], sx, sy);
2200                                 }
2201                         layout_image_deactivate(lw, i);
2202                         }
2203                 else
2204                         {
2205                         image_set_frame(lw->split_images[i], frame);
2206                         image_set_selectable(lw->split_images[i], (n > 1));
2207                         }
2208
2209         for (i = n; i < MAX_SPLIT_IMAGES; i++)
2210                 {
2211                 if (lw->split_images[i])
2212                         {
2213                         g_object_unref(lw->split_images[i]->widget);
2214                         lw->split_images[i] = NULL;
2215                         }
2216                 }
2217
2218         if (!lw->image || lw->active_split_image < 0 || lw->active_split_image >= n)
2219                 {
2220                 layout_image_activate(lw, 0, TRUE);
2221                 }
2222         else
2223                 {
2224                 /* this will draw the frame around selected image (image_select)
2225                    on switch from single to split images */
2226                 layout_image_activate(lw, lw->active_split_image, TRUE);
2227                 }
2228 }
2229
2230 GtkWidget *layout_image_setup_split_none(LayoutWindow *lw)
2231 {
2232         lw->split_mode = SPLIT_NONE;
2233
2234         layout_image_setup_split_common(lw, 1);
2235
2236         lw->split_image_widget = lw->split_images[0]->widget;
2237
2238         return lw->split_image_widget;
2239 }
2240
2241
2242 GtkWidget *layout_image_setup_split_hv(LayoutWindow *lw, gboolean horizontal)
2243 {
2244         GtkWidget *paned;
2245
2246         lw->split_mode = horizontal ? SPLIT_HOR : SPLIT_VERT;
2247
2248         layout_image_setup_split_common(lw, 2);
2249
2250         /* horizontal split means vpaned and vice versa */
2251         if (horizontal)
2252                 {
2253                 paned = gtk_vpaned_new();
2254                 DEBUG_NAME(paned);
2255                 }
2256         else
2257                 {
2258                 paned = gtk_hpaned_new();
2259                 DEBUG_NAME(paned);
2260                 }
2261
2262         gtk_paned_pack1(GTK_PANED(paned), lw->split_images[0]->widget, TRUE, TRUE);
2263         gtk_paned_pack2(GTK_PANED(paned), lw->split_images[1]->widget, TRUE, TRUE);
2264
2265         gtk_widget_show(lw->split_images[0]->widget);
2266         gtk_widget_show(lw->split_images[1]->widget);
2267
2268         lw->split_image_widget = paned;
2269
2270         return lw->split_image_widget;
2271
2272 }
2273
2274 GtkWidget *layout_image_setup_split_quad(LayoutWindow *lw)
2275 {
2276         GtkWidget *hpaned;
2277         GtkWidget *vpaned1;
2278         GtkWidget *vpaned2;
2279         gint i;
2280
2281         lw->split_mode = SPLIT_QUAD;
2282
2283         layout_image_setup_split_common(lw, 4);
2284
2285         hpaned = gtk_hpaned_new();
2286         DEBUG_NAME(hpaned);
2287         vpaned1 = gtk_vpaned_new();
2288         DEBUG_NAME(vpaned1);
2289         vpaned2 = gtk_vpaned_new();
2290         DEBUG_NAME(vpaned2);
2291
2292         gtk_paned_pack1(GTK_PANED(vpaned1), lw->split_images[0]->widget, TRUE, TRUE);
2293         gtk_paned_pack2(GTK_PANED(vpaned1), lw->split_images[2]->widget, TRUE, TRUE);
2294
2295         gtk_paned_pack1(GTK_PANED(vpaned2), lw->split_images[1]->widget, TRUE, TRUE);
2296         gtk_paned_pack2(GTK_PANED(vpaned2), lw->split_images[3]->widget, TRUE, TRUE);
2297
2298         gtk_paned_pack1(GTK_PANED(hpaned), vpaned1, TRUE, TRUE);
2299         gtk_paned_pack2(GTK_PANED(hpaned), vpaned2, TRUE, TRUE);
2300
2301         for (i = 0; i < 4; i++)
2302                 gtk_widget_show(lw->split_images[i]->widget);
2303
2304         gtk_widget_show(vpaned1);
2305         gtk_widget_show(vpaned2);
2306
2307         lw->split_image_widget = hpaned;
2308
2309         return lw->split_image_widget;
2310
2311 }
2312
2313 GtkWidget *layout_image_setup_split(LayoutWindow *lw, ImageSplitMode mode)
2314 {
2315         switch (mode)
2316                 {
2317                 case SPLIT_HOR:
2318                         return layout_image_setup_split_hv(lw, TRUE);
2319                 case SPLIT_VERT:
2320                         return layout_image_setup_split_hv(lw, FALSE);
2321                 case SPLIT_QUAD:
2322                         return layout_image_setup_split_quad(lw);
2323                 case SPLIT_NONE:
2324                 default:
2325                         return layout_image_setup_split_none(lw);
2326                 }
2327 }
2328
2329
2330 /*
2331  *-----------------------------------------------------------------------------
2332  * maintenance (for rename, move, remove)
2333  *-----------------------------------------------------------------------------
2334  */
2335
2336 static void layout_image_maint_renamed(LayoutWindow *lw, FileData *fd)
2337 {
2338         if (fd == layout_image_get_fd(lw))
2339                 {
2340                 image_set_fd(lw->image, fd);
2341                 }
2342 }
2343
2344 static void layout_image_maint_removed(LayoutWindow *lw, FileData *fd)
2345 {
2346         if (fd == layout_image_get_fd(lw))
2347                 {
2348                 CollectionData *cd;
2349                 CollectInfo *info;
2350
2351                 cd = image_get_collection(lw->image, &info);
2352                 if (cd && info)
2353                         {
2354                         CollectInfo *new;
2355
2356                         new = collection_next_by_info(cd, info);
2357                         if (!new) new = collection_prev_by_info(cd, info);
2358
2359                         if (new)
2360                                 {
2361                                 layout_image_set_collection(lw, cd, new);
2362                                 return;
2363                                 }
2364                         layout_image_set_fd(lw, NULL);
2365                         }
2366
2367                 /* the image will be set to the next image from the list soon,
2368                    setting it to NULL here is not necessary*/
2369                 }
2370 }
2371
2372
2373 void layout_image_notify_cb(FileData *fd, NotifyType type, gpointer data)
2374 {
2375         LayoutWindow *lw = data;
2376
2377         if (!(type & NOTIFY_CHANGE) || !fd->change) return;
2378
2379         DEBUG_1("Notify layout_image: %s %04x", fd->path, type);
2380
2381         switch (fd->change->type)
2382                 {
2383                 case FILEDATA_CHANGE_MOVE:
2384                 case FILEDATA_CHANGE_RENAME:
2385                         layout_image_maint_renamed(lw, fd);
2386                         break;
2387                 case FILEDATA_CHANGE_DELETE:
2388                         layout_image_maint_removed(lw, fd);
2389                         break;
2390                 case FILEDATA_CHANGE_COPY:
2391                 case FILEDATA_CHANGE_UNSPECIFIED:
2392                 case FILEDATA_CHANGE_WRITE_METADATA:
2393                         break;
2394                 }
2395
2396 }
2397 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */