src/img-view.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 "img-view.h"
  24
  25 #include "collect.h"
  26 #include "collect-io.h"
  27 #include "dnd.h"
  28 #include "editors.h"
  29 #include "filedata.h"
  30 #include "fullscreen.h"
  31 #include "image.h"
  32 #include "image-overlay.h"
  33 #include "layout.h"
  34 #include "layout_image.h"
  35 #include "menu.h"
  36 #include "misc.h"
  37 #include "pixbuf_util.h"
  38 #include "pixbuf-renderer.h"
  39 #include "print.h"
  40 #include "slideshow.h"
  41 #include "ui_fileops.h"
  42 #include "ui_menu.h"
  43 #include "uri_utils.h"
  44 #include "utilops.h"
  45 #include "window.h"
  46
  47 #include <gdk/gdkkeysyms.h> /* for keyboard values */
  48
  49
  50 typedef struct _ViewWindow ViewWindow;
  51 struct _ViewWindow
  52 {
  53         GtkWidget *window;
  54         ImageWindow *imd;
  55         FullScreenData *fs;
  56         SlideShowData *ss;
  57
  58         GList *list;
  59         GList *list_pointer;
  60 };
  61
  62
  63 static GList *view_window_list = NULL;
  64
  65
  66 static GtkWidget *view_popup_menu(ViewWindow *vw);
  67 static void view_fullscreen_toggle(ViewWindow *vw, gboolean force_off);
  68 static void view_overlay_toggle(ViewWindow *vw);
  69
  70 static void view_slideshow_next(ViewWindow *vw);
  71 static void view_slideshow_prev(ViewWindow *vw);
  72 static void view_slideshow_start(ViewWindow *vw);
  73 static void view_slideshow_stop(ViewWindow *vw);
  74
  75 static void view_window_close(ViewWindow *vw);
  76
  77 static void view_window_dnd_init(ViewWindow *vw);
  78
  79 static void view_window_notify_cb(FileData *fd, NotifyType type, gpointer data);
  80
  81 /*
  82  *-----------------------------------------------------------------------------
  83  * misc
  84  *-----------------------------------------------------------------------------
  85  */
  86
  87 static ImageWindow *view_window_active_image(ViewWindow *vw)
  88 {
  89         if (vw->fs) return vw->fs->imd;
  90
  91         return vw->imd;
  92 }
  93
  94 static void view_window_set_list(ViewWindow *vw, GList *list)
  95 {
  96
  97         filelist_free(vw->list);
  98         vw->list = NULL;
  99         vw->list_pointer = NULL;
 100
 101         vw->list = filelist_copy(list);
 102 }
 103
 104 static gboolean view_window_contains_collection(ViewWindow *vw)
 105 {
 106         CollectionData *cd;
 107         CollectInfo *info;
 108
 109         cd = image_get_collection(view_window_active_image(vw), &info);
 110
 111         return (cd && info);
 112 }
 113
 114 static void view_collection_step(ViewWindow *vw, gboolean next)
 115 {
 116         ImageWindow *imd = view_window_active_image(vw);
 117         CollectionData *cd;
 118         CollectInfo *info;
 119         CollectInfo *read_ahead_info = NULL;
 120
 121         cd = image_get_collection(imd, &info);
 122
 123         if (!cd || !info) return;
 124
 125         if (next)
 126                 {
 127                 info = collection_next_by_info(cd, info);
 128                 if (options->image.enable_read_ahead)
 129                         {
 130                         read_ahead_info = collection_next_by_info(cd, info);
 131                         if (!read_ahead_info) read_ahead_info = collection_prev_by_info(cd, info);
 132                         }
 133                 }
 134         else
 135                 {
 136                 info = collection_prev_by_info(cd, info);
 137                 if (options->image.enable_read_ahead)
 138                         {
 139                         read_ahead_info = collection_prev_by_info(cd, info);
 140                         if (!read_ahead_info) read_ahead_info = collection_next_by_info(cd, info);
 141                         }
 142                 }
 143
 144         if (info)
 145                 {
 146                 image_change_from_collection(imd, cd, info, image_zoom_get_default(imd));
 147
 148                 if (read_ahead_info) image_prebuffer_set(imd, read_ahead_info->fd);
 149                 }
 150
 151 }
 152
 153 static void view_collection_step_to_end(ViewWindow *vw, gboolean last)
 154 {
 155         ImageWindow *imd = view_window_active_image(vw);
 156         CollectionData *cd;
 157         CollectInfo *info;
 158         CollectInfo *read_ahead_info = NULL;
 159
 160         cd = image_get_collection(imd, &info);
 161
 162         if (!cd || !info) return;
 163
 164         if (last)
 165                 {
 166                 info = collection_get_last(cd);
 167                 if (options->image.enable_read_ahead) read_ahead_info = collection_prev_by_info(cd, info);
 168                 }
 169         else
 170                 {
 171                 info = collection_get_first(cd);
 172                 if (options->image.enable_read_ahead) read_ahead_info = collection_next_by_info(cd, info);
 173                 }
 174
 175         if (info)
 176                 {
 177                 image_change_from_collection(imd, cd, info, image_zoom_get_default(imd));
 178                 if (read_ahead_info) image_prebuffer_set(imd, read_ahead_info->fd);
 179                 }
 180 }
 181
 182 static void view_list_step(ViewWindow *vw, gboolean next)
 183 {
 184         ImageWindow *imd = view_window_active_image(vw);
 185         FileData *fd;
 186         GList *work;
 187         GList *work_ahead;
 188
 189         if (!vw->list) return;
 190
 191         fd = image_get_fd(imd);
 192         if (!fd) return;
 193
 194         if (g_list_position(vw->list, vw->list_pointer) >= 0)
 195                 {
 196                 work = vw->list_pointer;
 197                 }
 198         else
 199                 {
 200                 gboolean found = FALSE;
 201
 202                 work = vw->list;
 203                 while (work && !found)
 204                         {
 205                         FileData *temp;
 206
 207                         temp = work->data;
 208
 209                         if (fd == temp)
 210                                 {
 211                                 found = TRUE;
 212                                 }
 213                         else
 214                                 {
 215                                 work = work->next;
 216                                 }
 217                         }
 218                 }
 219         if (!work) return;
 220
 221         work_ahead = NULL;
 222         if (next)
 223                 {
 224                 work = work->next;
 225                 if (work) work_ahead = work->next;
 226                 }
 227         else
 228                 {
 229                 work = work->prev;
 230                 if (work) work_ahead = work->prev;
 231                 }
 232
 233         if (!work) return;
 234
 235         vw->list_pointer = work;
 236         fd = work->data;
 237         image_change_fd(imd, fd, image_zoom_get_default(imd));
 238
 239         if (options->image.enable_read_ahead && work_ahead)
 240                 {
 241                 FileData *next_fd = work_ahead->data;
 242                 image_prebuffer_set(imd, next_fd);
 243                 }
 244 }
 245
 246 static void view_list_step_to_end(ViewWindow *vw, gboolean last)
 247 {
 248         ImageWindow *imd = view_window_active_image(vw);
 249         FileData *fd;
 250         GList *work;
 251         GList *work_ahead;
 252
 253         if (!vw->list) return;
 254
 255         if (last)
 256                 {
 257                 work = g_list_last(vw->list);
 258                 work_ahead = work->prev;
 259                 }
 260         else
 261                 {
 262                 work = vw->list;
 263                 work_ahead = work->next;
 264                 }
 265
 266         vw->list_pointer = work;
 267         fd = work->data;
 268         image_change_fd(imd, fd, image_zoom_get_default(imd));
 269
 270         if (options->image.enable_read_ahead && work_ahead)
 271                 {
 272                 FileData *next_fd = work_ahead->data;
 273                 image_prebuffer_set(imd, next_fd);
 274                 }
 275 }
 276
 277 static void view_step_next(ViewWindow *vw)
 278 {
 279         if (vw->ss)
 280                 {
 281                 view_slideshow_next(vw);
 282                 }
 283         else if (vw->list)
 284                 {
 285                 view_list_step(vw, TRUE);
 286                 }
 287         else
 288                 {
 289                 view_collection_step(vw, TRUE);
 290                 }
 291 }
 292
 293 static void view_step_prev(ViewWindow *vw)
 294 {
 295         if (vw->ss)
 296                 {
 297                 view_slideshow_prev(vw);
 298                 }
 299         else if (vw->list)
 300                 {
 301                 view_list_step(vw, FALSE);
 302                 }
 303         else
 304                 {
 305                 view_collection_step(vw, FALSE);
 306                 }
 307 }
 308
 309 static void view_step_to_end(ViewWindow *vw, gboolean last)
 310 {
 311         if (vw->list)
 312                 {
 313                 view_list_step_to_end(vw, last);
 314                 }
 315         else
 316                 {
 317                 view_collection_step_to_end(vw, last);
 318                 }
 319 }
 320
 321 /*
 322  *-----------------------------------------------------------------------------
 323  * view window keyboard
 324  *-----------------------------------------------------------------------------
 325  */
 326
 327 static void view_window_menu_pos_cb(GtkMenu *menu, gint *x, gint *y, gboolean *push_in, gpointer data)
 328 {
 329         ViewWindow *vw = data;
 330         ImageWindow *imd;
 331
 332         imd = view_window_active_image(vw);
 333         gdk_window_get_origin(gtk_widget_get_window(imd->pr), x, y);
 334         popup_menu_position_clamp(menu, x, y, 0);
 335 }
 336
 337 static gboolean view_window_key_press_cb(GtkWidget *widget, GdkEventKey *event, gpointer data)
 338 {
 339         ViewWindow *vw = data;
 340         ImageWindow *imd;
 341         gint stop_signal;
 342         GtkWidget *menu;
 343         gint x = 0;
 344         gint y = 0;
 345
 346         imd = view_window_active_image(vw);
 347
 348         stop_signal = TRUE;
 349         switch (event->keyval)
 350                 {
 351                 case GDK_KEY_Left: case GDK_KEY_KP_Left:
 352                         x -= 1;
 353                         break;
 354                 case GDK_KEY_Right: case GDK_KEY_KP_Right:
 355                         x += 1;
 356                         break;
 357                 case GDK_KEY_Up: case GDK_KEY_KP_Up:
 358                         y -= 1;
 359                         break;
 360                 case GDK_KEY_Down: case GDK_KEY_KP_Down:
 361                         y += 1;
 362                         break;
 363                 default:
 364                         stop_signal = FALSE;
 365                         break;
 366                 }
 367
 368         if (x != 0 || y!= 0)
 369                 {
 370                 if (event->state & GDK_SHIFT_MASK)
 371                         {
 372                         x *= 3;
 373                         y *= 3;
 374                         }
 375
 376                 keyboard_scroll_calc(&x, &y, event);
 377                 image_scroll(imd, x, y);
 378                 }
 379
 380         if (stop_signal) return stop_signal;
 381
 382         if (event->state & GDK_CONTROL_MASK)
 383                 {
 384                 stop_signal = TRUE;
 385                 switch (event->keyval)
 386                         {
 387                         case '1':
 388                         case '2':
 389                         case '3':
 390                         case '4':
 391                         case '5':
 392                         case '6':
 393                         case '7':
 394                         case '8':
 395                         case '9':
 396                         case '0':
 397                                 break;
 398                         case 'C': case 'c':
 399                                 file_util_copy(image_get_fd(imd), NULL, NULL, imd->widget);
 400                                 break;
 401                         case 'M': case 'm':
 402                                 file_util_move(image_get_fd(imd), NULL, NULL, imd->widget);
 403                                 break;
 404                         case 'R': case 'r':
 405                                 file_util_rename(image_get_fd(imd), NULL, imd->widget);
 406                                 break;
 407                         case 'D': case 'd':
 408                                 file_util_delete(image_get_fd(imd), NULL, imd->widget);
 409                                 break;
 410                         case 'W': case 'w':
 411                                 view_window_close(vw);
 412                                 break;
 413                         default:
 414                                 stop_signal = FALSE;
 415                                 break;
 416                         }
 417                 }
 418         else if (event->state & GDK_SHIFT_MASK)
 419                 {
 420                 stop_signal = TRUE;
 421                 switch (event->keyval)
 422                         {
 423                         case 'R': case 'r':
 424                                 image_alter_orientation(imd, imd->image_fd, ALTER_ROTATE_180);
 425                                 break;
 426                         case 'M': case 'm':
 427                                 image_alter_orientation(imd, imd->image_fd, ALTER_MIRROR);
 428                                 break;
 429                         case 'F': case 'f':
 430                                 image_alter_orientation(imd, imd->image_fd, ALTER_FLIP);
 431                                 break;
 432                         case 'G': case 'g':
 433                                 image_set_desaturate(imd, !image_get_desaturate(imd));
 434                                 break;
 435                         case 'P': case 'p':
 436                                 {
 437                                 FileData *fd;
 438
 439                                 view_fullscreen_toggle(vw, TRUE);
 440                                 imd = view_window_active_image(vw);
 441                                 fd = image_get_fd(imd);
 442                                 print_window_new(fd,
 443                                                  fd ? g_list_append(NULL, file_data_ref(fd)) : NULL,
 444                                                  filelist_copy(vw->list), vw->window);
 445                                 }
 446                                 break;
 447                         default:
 448                                 stop_signal = FALSE;
 449                                 break;
 450                         }
 451                 }
 452         else
 453                 {
 454                 stop_signal = TRUE;
 455                 switch (event->keyval)
 456                         {
 457                         case GDK_KEY_Page_Up: case GDK_KEY_KP_Page_Up:
 458                         case GDK_KEY_BackSpace:
 459                         case 'B': case 'b':
 460                                 view_step_prev(vw);
 461                                 break;
 462                         case GDK_KEY_Page_Down: case GDK_KEY_KP_Page_Down:
 463                         case GDK_KEY_space:
 464                         case 'N': case 'n':
 465                                 view_step_next(vw);
 466                                 break;
 467                         case GDK_KEY_Home: case GDK_KEY_KP_Home:
 468                                 view_step_to_end(vw, FALSE);
 469                                 break;
 470                         case GDK_KEY_End: case GDK_KEY_KP_End:
 471                                 view_step_to_end(vw, TRUE);
 472                                 break;
 473                         case '+': case '=': case GDK_KEY_KP_Add:
 474                                 image_zoom_adjust(imd, get_zoom_increment());
 475                                 break;
 476                         case '-': case GDK_KEY_KP_Subtract:
 477                                 image_zoom_adjust(imd, -get_zoom_increment());
 478                                 break;
 479                         case 'X': case 'x': case GDK_KEY_KP_Multiply:
 480                                 image_zoom_set(imd, 0.0);
 481                                 break;
 482                         case 'Z': case 'z': case GDK_KEY_KP_Divide: case '1':
 483                                 image_zoom_set(imd, 1.0);
 484                                 break;
 485                         case '2':
 486                                 image_zoom_set(imd, 2.0);
 487                                 break;
 488                         case '3':
 489                                 image_zoom_set(imd, 3.0);
 490                                 break;
 491                         case '4':
 492                                 image_zoom_set(imd, 4.0);
 493                                 break;
 494                         case '7':
 495                                 image_zoom_set(imd, -4.0);
 496                                 break;
 497                         case '8':
 498                                 image_zoom_set(imd, -3.0);
 499                                 break;
 500                         case '9':
 501                                 image_zoom_set(imd, -2.0);
 502                                 break;
 503                         case 'W': case 'w':
 504                                 image_zoom_set_fill_geometry(imd, FALSE);
 505                                 break;
 506                         case 'H': case 'h':
 507                                 image_zoom_set_fill_geometry(imd, TRUE);
 508                                 break;
 509                         case 'R': case 'r':
 510                                 image_reload(imd);
 511                                 break;
 512                         case 'S': case 's':
 513                                 if (vw->ss)
 514                                         {
 515                                         view_slideshow_stop(vw);
 516                                         }
 517                                 else
 518                                         {
 519                                         view_slideshow_start(vw);
 520                                         }
 521                                 break;
 522                         case 'P': case 'p':
 523                                 slideshow_pause_toggle(vw->ss);
 524                                 break;
 525                         case 'F': case 'f':
 526                         case 'V': case 'v':
 527                         case GDK_KEY_F11:
 528                                 view_fullscreen_toggle(vw, FALSE);
 529                                 break;
 530                         case 'I': case 'i':
 531                                 view_overlay_toggle(vw);
 532                                 break;
 533                         case ']':
 534                                 image_alter_orientation(imd, imd->image_fd, ALTER_ROTATE_90);
 535                                 break;
 536                         case '[':
 537                                 image_alter_orientation(imd, imd->image_fd, ALTER_ROTATE_90_CC);
 538                                 break;
 539                         case GDK_KEY_Delete: case GDK_KEY_KP_Delete:
 540                                 if (options->file_ops.enable_delete_key)
 541                                         {
 542                                         file_util_delete(image_get_fd(imd), NULL, imd->widget);
 543                                         }
 544                                 break;
 545                         case GDK_KEY_Escape:
 546                                 if (vw->fs)
 547                                         {
 548                                         view_fullscreen_toggle(vw, TRUE);
 549                                         }
 550                                 else
 551                                         {
 552                                         view_window_close(vw);
 553                                         }
 554                                 break;
 555                         case GDK_KEY_Menu:
 556                         case GDK_KEY_F10:
 557                                 menu = view_popup_menu(vw);
 558                                 gtk_menu_popup(GTK_MENU(menu), NULL, NULL,
 559                                                view_window_menu_pos_cb, vw, 0, GDK_CURRENT_TIME);
 560                                 break;
 561                         default:
 562                                 stop_signal = FALSE;
 563                                 break;
 564                         }
 565                 }
 566
 567         return stop_signal;
 568 }
 569
 570 /*
 571  *-----------------------------------------------------------------------------
 572  * view window main routines
 573  *-----------------------------------------------------------------------------
 574  */
 575 static void button_cb(ImageWindow *imd, GdkEventButton *event, gpointer data)
 576 {
 577         ViewWindow *vw = data;
 578         GtkWidget *menu;
 579
 580         switch (event->button)
 581                 {
 582                 case MOUSE_BUTTON_LEFT:
 583                         if (options->image_lm_click_nav)
 584                                 view_step_next(vw);
 585                         break;
 586                 case MOUSE_BUTTON_MIDDLE:
 587                         if (options->image_lm_click_nav)
 588                                 view_step_prev(vw);
 589                         break;
 590                 case MOUSE_BUTTON_RIGHT:
 591                         menu = view_popup_menu(vw);
 592                         gtk_menu_popup(GTK_MENU(menu), NULL, NULL, NULL, NULL, 3, event->time);
 593                         break;
 594                 default:
 595                         break;
 596                 }
 597 }
 598
 599 static void scroll_cb(ImageWindow *imd, GdkEventScroll *event, gpointer data)
 600 {
 601         ViewWindow *vw = data;
 602
 603         if ((event->state & GDK_CONTROL_MASK) ||
 604                                 (imd->mouse_wheel_mode && !options->image_lm_click_nav))
 605                 {
 606                 switch (event->direction)
 607                         {
 608                         case GDK_SCROLL_UP:
 609                                 image_zoom_adjust_at_point(imd, get_zoom_increment(), event->x, event->y);
 610                                 break;
 611                         case GDK_SCROLL_DOWN:
 612                                 image_zoom_adjust_at_point(imd, -get_zoom_increment(), event->x, event->y);
 613                                 break;
 614                         default:
 615                                 break;
 616                         }
 617                 }
 618         else if ( (event->state & GDK_SHIFT_MASK) != (guint) (options->mousewheel_scrolls))
 619                 {
 620                 switch (event->direction)
 621                         {
 622                         case GDK_SCROLL_UP:
 623                                 image_scroll(imd, 0, -MOUSEWHEEL_SCROLL_SIZE);
 624                                 break;
 625                         case GDK_SCROLL_DOWN:
 626                                 image_scroll(imd, 0, MOUSEWHEEL_SCROLL_SIZE);
 627                                 break;
 628                         case GDK_SCROLL_LEFT:
 629                                 image_scroll(imd, -MOUSEWHEEL_SCROLL_SIZE, 0);
 630                                 break;
 631                         case GDK_SCROLL_RIGHT:
 632                                 image_scroll(imd, MOUSEWHEEL_SCROLL_SIZE, 0);
 633                                 break;
 634                         default:
 635                                 break;
 636                         }
 637                 }
 638         else
 639                 {
 640                 switch (event->direction)
 641                         {
 642                         case GDK_SCROLL_UP:
 643                                 view_step_prev(vw);
 644                                 break;
 645                         case GDK_SCROLL_DOWN:
 646                                 view_step_next(vw);
 647                                 break;
 648                         default:
 649                                 break;
 650                         }
 651                 }
 652 }
 653
 654 static void view_image_set_buttons(ViewWindow *vw, ImageWindow *imd)
 655 {
 656         image_set_button_func(imd, button_cb, vw);
 657         image_set_scroll_func(imd, scroll_cb, vw);
 658 }
 659
 660 static void view_fullscreen_stop_func(FullScreenData *fs, gpointer data)
 661 {
 662         ViewWindow *vw = data;
 663
 664         vw->fs = NULL;
 665
 666         if (vw->ss) vw->ss->imd = vw->imd;
 667 }
 668
 669 static void view_fullscreen_toggle(ViewWindow *vw, gboolean force_off)
 670 {
 671         if (force_off && !vw->fs) return;
 672
 673         if (vw->fs)
 674                 {
 675                 if (image_osd_get(vw->imd) & OSD_SHOW_INFO)
 676                         image_osd_set(vw->imd, image_osd_get(vw->fs->imd));
 677
 678                 fullscreen_stop(vw->fs);
 679                 }
 680         else
 681                 {
 682                 vw->fs = fullscreen_start(vw->window, vw->imd, view_fullscreen_stop_func, vw);
 683
 684                 view_image_set_buttons(vw, vw->fs->imd);
 685                 g_signal_connect(G_OBJECT(vw->fs->window), "key_press_event",
 686                                  G_CALLBACK(view_window_key_press_cb), vw);
 687
 688                 if (vw->ss) vw->ss->imd = vw->fs->imd;
 689
 690                 if (image_osd_get(vw->imd) & OSD_SHOW_INFO)
 691                         {
 692                         image_osd_set(vw->fs->imd, image_osd_get(vw->imd));
 693                         image_osd_set(vw->imd, OSD_SHOW_NOTHING);
 694                         }
 695                 }
 696 }
 697
 698 static void view_overlay_toggle(ViewWindow *vw)
 699 {
 700         ImageWindow *imd;
 701
 702         imd = view_window_active_image(vw);
 703
 704         image_osd_toggle(imd);
 705 }
 706
 707 static void view_slideshow_next(ViewWindow *vw)
 708 {
 709         if (vw->ss) slideshow_next(vw->ss);
 710 }
 711
 712 static void view_slideshow_prev(ViewWindow *vw)
 713 {
 714         if (vw->ss) slideshow_prev(vw->ss);
 715 }
 716
 717 static void view_slideshow_stop_func(SlideShowData *fs, gpointer data)
 718 {
 719         ViewWindow *vw = data;
 720         GList *work;
 721         FileData *fd;
 722
 723         vw->ss = NULL;
 724
 725         work = vw->list;
 726         fd = image_get_fd(view_window_active_image(vw));
 727         while (work)
 728                 {
 729                 FileData *temp;
 730
 731                 temp = work->data;
 732                 if (fd == temp)
 733                         {
 734                         vw->list_pointer = work;
 735                         work = NULL;
 736                         }
 737                 else
 738                         {
 739                         work = work->next;
 740                         }
 741                 }
 742 }
 743
 744 static void view_slideshow_start(ViewWindow *vw)
 745 {
 746         if (!vw->ss)
 747                 {
 748                 CollectionData *cd;
 749                 CollectInfo *info;
 750
 751                 if (vw->list)
 752                         {
 753                         vw->ss = slideshow_start_from_filelist(NULL, view_window_active_image(vw),
 754                                                                 filelist_copy(vw->list),
 755                                                                 view_slideshow_stop_func, vw);
 756                         vw->list_pointer = NULL;
 757                         return;
 758                         }
 759
 760                 cd = image_get_collection(view_window_active_image(vw), &info);
 761                 if (cd && info)
 762                         {
 763                         vw->ss = slideshow_start_from_collection(NULL, view_window_active_image(vw), cd,
 764                                                                  view_slideshow_stop_func, vw, info);
 765                         }
 766                 }
 767 }
 768
 769 static void view_slideshow_stop(ViewWindow *vw)
 770 {
 771         if (vw->ss) slideshow_free(vw->ss);
 772 }
 773
 774 static void view_window_destroy_cb(GtkWidget *widget, gpointer data)
 775 {
 776         ViewWindow *vw = data;
 777
 778         view_window_list = g_list_remove(view_window_list, vw);
 779
 780         view_slideshow_stop(vw);
 781         fullscreen_stop(vw->fs);
 782
 783         filelist_free(vw->list);
 784
 785         file_data_unregister_notify_func(view_window_notify_cb, vw);
 786
 787         g_free(vw);
 788 }
 789
 790 static void view_window_close(ViewWindow *vw)
 791 {
 792         view_slideshow_stop(vw);
 793         view_fullscreen_toggle(vw, TRUE);
 794         gtk_widget_destroy(vw->window);
 795 }
 796
 797 static gboolean view_window_delete_cb(GtkWidget *w, GdkEventAny *event, gpointer data)
 798 {
 799         ViewWindow *vw = data;
 800
 801         view_window_close(vw);
 802         return TRUE;
 803 }
 804
 805 static ViewWindow *real_view_window_new(FileData *fd, GList *list, CollectionData *cd, CollectInfo *info)
 806 {
 807         ViewWindow *vw;
 808         GtkAllocation req_size;
 809         GdkGeometry geometry;
 810         gint w, h;
 811
 812         if (!fd && !list && (!cd || !info)) return NULL;
 813
 814         vw = g_new0(ViewWindow, 1);
 815
 816         vw->window = window_new(GTK_WINDOW_TOPLEVEL, "view", PIXBUF_INLINE_ICON_VIEW, NULL, NULL);
 817
 818         geometry.min_width = DEFAULT_MINIMAL_WINDOW_SIZE;
 819         geometry.min_height = DEFAULT_MINIMAL_WINDOW_SIZE;
 820         gtk_window_set_geometry_hints(GTK_WINDOW(vw->window), NULL, &geometry, GDK_HINT_MIN_SIZE);
 821
 822         gtk_window_set_resizable(GTK_WINDOW(vw->window), TRUE);
 823         gtk_container_set_border_width(GTK_CONTAINER(vw->window), 0);
 824
 825         vw->imd = image_new(FALSE);
 826         image_color_profile_set(vw->imd,
 827                                 options->color_profile.input_type,
 828                                 options->color_profile.use_image);
 829         image_color_profile_set_use(vw->imd, options->color_profile.enabled);
 830
 831         image_background_set_color_from_options(vw->imd, FALSE);
 832
 833         image_attach_window(vw->imd, vw->window, NULL, GQ_APPNAME, TRUE);
 834
 835         image_auto_refresh_enable(vw->imd, TRUE);
 836         image_top_window_set_sync(vw->imd, TRUE);
 837
 838         gtk_container_add(GTK_CONTAINER(vw->window), vw->imd->widget);
 839         gtk_widget_show(vw->imd->widget);
 840
 841         view_window_dnd_init(vw);
 842
 843         view_image_set_buttons(vw, vw->imd);
 844
 845         g_signal_connect(G_OBJECT(vw->window), "destroy",
 846                          G_CALLBACK(view_window_destroy_cb), vw);
 847         g_signal_connect(G_OBJECT(vw->window), "delete_event",
 848                          G_CALLBACK(view_window_delete_cb), vw);
 849         g_signal_connect(G_OBJECT(vw->window), "key_press_event",
 850                          G_CALLBACK(view_window_key_press_cb), vw);
 851         if (cd && info)
 852                 {
 853                 image_change_from_collection(vw->imd, cd, info, image_zoom_get_default(NULL));
 854                 if (options->image.enable_read_ahead)
 855                         {
 856                         CollectInfo * r_info = collection_next_by_info(cd, info);
 857                         if (!r_info) r_info = collection_prev_by_info(cd, info);
 858                         if (r_info) image_prebuffer_set(vw->imd, r_info->fd);
 859                         }
 860                 }
 861         else if (list)
 862                 {
 863                 view_window_set_list(vw, list);
 864                 vw->list_pointer = vw->list;
 865                 image_change_fd(vw->imd, (FileData *)vw->list->data, image_zoom_get_default(NULL));
 866
 867                 if (options->image.enable_read_ahead)
 868                         {
 869                         GList *work = vw->list->next;
 870                         if (work) image_prebuffer_set(vw->imd, (FileData *)work->data);
 871                         }
 872                 }
 873         else
 874                 {
 875                 image_change_fd(vw->imd, fd, image_zoom_get_default(NULL));
 876                 }
 877
 878         /* Wait until image is loaded otherwise size is not defined */
 879         int count;
 880         for (count = 10; count && !w && !h; count++)
 881                 {
 882                 image_get_image_size(vw->imd, &w, &h);
 883                 usleep(100000);
 884                 }
 885
 886         if (image_zoom_get(vw->imd) == 0.0)
 887                 {
 888                 image_get_image_size(vw->imd, &w, &h);
 889                 }
 890         else
 891                 {
 892                 pixbuf_renderer_get_scaled_size(PIXBUF_RENDERER(vw->imd->pr), &w, &h);
 893                 }
 894         if (options->image.limit_window_size)
 895                 {
 896                 gint mw = gdk_screen_width() * options->image.max_window_size / 100;
 897                 gint mh = gdk_screen_height() * options->image.max_window_size / 100;
 898
 899                 if (w > mw) w = mw;
 900                 if (h > mh) h = mh;
 901                 }
 902
 903         gtk_window_set_default_size(GTK_WINDOW(vw->window), w, h);
 904         req_size.x = req_size.y = 0;
 905         req_size.width = w;
 906         req_size.height = h;
 907         gtk_widget_size_allocate(GTK_WIDGET(vw->window), &req_size);
 908
 909 #if !GTK_CHECK_VERSION(3,0,0)
 910         gtk_widget_set_size_request(vw->imd->pr, w, h);
 911 #endif
 912
 913         gtk_widget_show(vw->window);
 914
 915         view_window_list = g_list_append(view_window_list, vw);
 916
 917         file_data_register_notify_func(view_window_notify_cb, vw, NOTIFY_PRIORITY_LOW);
 918
 919         return vw;
 920 }
 921
 922 static void view_window_collection_unref_cb(GtkWidget *widget, gpointer data)
 923 {
 924         CollectionData *cd = data;
 925
 926         collection_unref(cd);
 927 }
 928
 929 void view_window_new(FileData *fd)
 930 {
 931         GList *list;
 932
 933         if (file_extension_match(fd->path, GQ_COLLECTION_EXT))
 934                 {
 935                 ViewWindow *vw;
 936                 CollectionData *cd;
 937                 CollectInfo *info;
 938
 939                 cd = collection_new(fd->path);
 940                 if (collection_load(cd, fd->path, COLLECTION_LOAD_NONE))
 941                         {
 942                         info = collection_get_first(cd);
 943                         }
 944                 else
 945                         {
 946                         collection_unref(cd);
 947                         cd = NULL;
 948                         info = NULL;
 949                         }
 950                 vw = real_view_window_new(NULL, NULL, cd, info);
 951                 if (vw && cd)
 952                         {
 953                         g_signal_connect(G_OBJECT(vw->window), "destroy",
 954                                          G_CALLBACK(view_window_collection_unref_cb), cd);
 955                         }
 956                 }
 957         else if (isdir(fd->path) && filelist_read(fd, &list, NULL))
 958                 {
 959                 list = filelist_sort_path(list);
 960                 list = filelist_filter(list, FALSE);
 961                 real_view_window_new(NULL, list, NULL, NULL);
 962                 filelist_free(list);
 963                 }
 964         else
 965                 {
 966                 real_view_window_new(fd, NULL, NULL, NULL);
 967                 }
 968 }
 969
 970 void view_window_new_from_list(GList *list)
 971 {
 972         real_view_window_new(NULL, list, NULL, NULL);
 973 }
 974
 975 void view_window_new_from_collection(CollectionData *cd, CollectInfo *info)
 976 {
 977         real_view_window_new(NULL, NULL, cd, info);
 978 }
 979
 980 /*
 981  *-----------------------------------------------------------------------------
 982  * public
 983  *-----------------------------------------------------------------------------
 984  */
 985
 986 void view_window_colors_update(void)
 987 {
 988         GList *work;
 989
 990         work = view_window_list;
 991         while (work)
 992                 {
 993                 ViewWindow *vw = work->data;
 994                 work = work->next;
 995
 996                 image_background_set_color_from_options(vw->imd, !!vw->fs);
 997                 }
 998 }
 999
1000 gboolean view_window_find_image(ImageWindow *imd, gint *index, gint *total)
1001 {
1002         GList *work;
1003
1004         work = view_window_list;
1005         while (work)
1006                 {
1007                 ViewWindow *vw = work->data;
1008                 work = work->next;
1009
1010                 if (vw->imd == imd ||
1011                     (vw->fs && vw->fs->imd == imd))
1012                         {
1013                         if (vw->ss)
1014                                 {
1015                                 gint n;
1016                                 gint t;
1017
1018                                 n = g_list_length(vw->ss->list_done);
1019                                 t = n + g_list_length(vw->ss->list);
1020                                 if (n == 0) n = t;
1021                                 if (index) *index = n - 1;
1022                                 if (total) *total = t;
1023                                 }
1024                         else
1025                                 {
1026                                 if (index) *index = g_list_position(vw->list, vw->list_pointer);
1027                                 if (total) *total = g_list_length(vw->list);
1028                                 }
1029                         return TRUE;
1030                         }
1031                 }
1032
1033         return FALSE;
1034 }
1035
1036 /*
1037  *-----------------------------------------------------------------------------
1038  * view window menu routines and callbacks
1039  *-----------------------------------------------------------------------------
1040  */
1041
1042 static void view_new_window_cb(GtkWidget *widget, gpointer data)
1043 {
1044         ViewWindow *vw = data;
1045         CollectionData *cd;
1046         CollectInfo *info;
1047
1048         cd = image_get_collection(vw->imd, &info);
1049
1050         if (cd && info)
1051                 {
1052                 view_window_new_from_collection(cd, info);
1053                 }
1054         else
1055                 {
1056                 view_window_new(image_get_fd(vw->imd));
1057                 }
1058 }
1059
1060 static void view_edit_cb(GtkWidget *widget, gpointer data)
1061 {
1062         ViewWindow *vw;
1063         ImageWindow *imd;
1064         const gchar *key = data;
1065
1066         vw = submenu_item_get_data(widget);
1067         if (!vw) return;
1068
1069         if (!editor_window_flag_set(key))
1070                 {
1071                 view_fullscreen_toggle(vw, TRUE);
1072                 }
1073
1074         imd = view_window_active_image(vw);
1075         file_util_start_editor_from_file(key, image_get_fd(imd), imd->widget);
1076 }
1077
1078 static void view_alter_cb(GtkWidget *widget, gpointer data)
1079 {
1080         ViewWindow *vw;
1081         AlterType type;
1082
1083         vw = submenu_item_get_data(widget);
1084         type = GPOINTER_TO_INT(data);
1085
1086         if (!vw) return;
1087         image_alter_orientation(vw->imd, vw->imd->image_fd, type);
1088 }
1089
1090 static void view_wallpaper_cb(GtkWidget *widget, gpointer data)
1091 {
1092         ViewWindow *vw = data;
1093         ImageWindow *imd;
1094
1095         imd = view_window_active_image(vw);
1096         image_to_root_window(imd, (image_zoom_get(imd) == 0.0));
1097 }
1098
1099 static void view_zoom_in_cb(GtkWidget *widget, gpointer data)
1100 {
1101         ViewWindow *vw = data;
1102
1103         image_zoom_adjust(view_window_active_image(vw), get_zoom_increment());
1104 }
1105
1106 static void view_zoom_out_cb(GtkWidget *widget, gpointer data)
1107 {
1108         ViewWindow *vw = data;
1109
1110         image_zoom_adjust(view_window_active_image(vw), -get_zoom_increment());
1111 }
1112
1113 static void view_zoom_1_1_cb(GtkWidget *widget, gpointer data)
1114 {
1115         ViewWindow *vw = data;
1116
1117         image_zoom_set(view_window_active_image(vw), 1.0);
1118 }
1119
1120 static void view_zoom_fit_cb(GtkWidget *widget, gpointer data)
1121 {
1122         ViewWindow *vw = data;
1123
1124         image_zoom_set(view_window_active_image(vw), 0.0);
1125 }
1126
1127 static void view_copy_cb(GtkWidget *widget, gpointer data)
1128 {
1129         ViewWindow *vw = data;
1130         ImageWindow *imd;
1131
1132         imd = view_window_active_image(vw);
1133         file_util_copy(image_get_fd(imd), NULL, NULL, imd->widget);
1134 }
1135
1136 static void view_move_cb(GtkWidget *widget, gpointer data)
1137 {
1138         ViewWindow *vw = data;
1139         ImageWindow *imd;
1140
1141         imd = view_window_active_image(vw);
1142         file_util_move(image_get_fd(imd), NULL, NULL, imd->widget);
1143 }
1144
1145 static void view_rename_cb(GtkWidget *widget, gpointer data)
1146 {
1147         ViewWindow *vw = data;
1148         ImageWindow *imd;
1149
1150         imd = view_window_active_image(vw);
1151         file_util_rename(image_get_fd(imd), NULL, imd->widget);
1152 }
1153
1154 static void view_delete_cb(GtkWidget *widget, gpointer data)
1155 {
1156         ViewWindow *vw = data;
1157         ImageWindow *imd;
1158
1159         imd = view_window_active_image(vw);
1160         file_util_delete(image_get_fd(imd), NULL, imd->widget);
1161 }
1162
1163 static void view_copy_path_cb(GtkWidget *widget, gpointer data)
1164 {
1165         ViewWindow *vw = data;
1166         ImageWindow *imd;
1167
1168         imd = view_window_active_image(vw);
1169         file_util_copy_path_to_clipboard(image_get_fd(imd));
1170 }
1171
1172 static void view_fullscreen_cb(GtkWidget *widget, gpointer data)
1173 {
1174         ViewWindow *vw = data;
1175
1176         view_fullscreen_toggle(vw, FALSE);
1177 }
1178
1179 static void view_slideshow_start_cb(GtkWidget *widget, gpointer data)
1180 {
1181         ViewWindow *vw = data;
1182
1183         view_slideshow_start(vw);
1184 }
1185
1186 static void view_slideshow_stop_cb(GtkWidget *widget, gpointer data)
1187 {
1188         ViewWindow *vw = data;
1189
1190         view_slideshow_stop(vw);
1191 }
1192
1193 static void view_slideshow_pause_cb(GtkWidget *widget, gpointer data)
1194 {
1195         ViewWindow *vw = data;
1196
1197         slideshow_pause_toggle(vw->ss);
1198 }
1199
1200 static void view_close_cb(GtkWidget *widget, gpointer data)
1201 {
1202         ViewWindow *vw = data;
1203
1204         view_window_close(vw);
1205 }
1206
1207 static LayoutWindow *view_new_layout_with_fd(FileData *fd)
1208 {
1209         LayoutWindow *nw;
1210
1211         nw = layout_new(NULL, NULL);
1212         layout_sort_set(nw, options->file_sort.method, options->file_sort.ascending);
1213         layout_set_fd(nw, fd);
1214         return nw;
1215 }
1216
1217
1218 static void view_set_layout_path_cb(GtkWidget *widget, gpointer data)
1219 {
1220         ViewWindow *vw = data;
1221         LayoutWindow *lw;
1222         ImageWindow *imd;
1223
1224         imd = view_window_active_image(vw);
1225
1226         if (!imd || !imd->image_fd) return;
1227
1228         lw = layout_find_by_image_fd(imd);
1229         if (lw)
1230                 layout_set_fd(lw, imd->image_fd);
1231         else
1232                 view_new_layout_with_fd(imd->image_fd);
1233         view_window_close(vw);
1234 }
1235
1236 static void view_popup_menu_destroy_cb(GtkWidget *widget, gpointer data)
1237 {
1238         GList *editmenu_fd_list = data;
1239
1240         filelist_free(editmenu_fd_list);
1241 }
1242
1243 static GList *view_window_get_fd_list(ViewWindow *vw)
1244 {
1245         GList *list = NULL;
1246         ImageWindow *imd = view_window_active_image(vw);
1247
1248         if (imd)
1249                 {
1250                 FileData *fd = image_get_fd(imd);
1251                 if (fd) list = g_list_append(NULL, file_data_ref(fd));
1252                 }
1253
1254         return list;
1255 }
1256
1257 static GtkWidget *view_popup_menu(ViewWindow *vw)
1258 {
1259         GtkWidget *menu;
1260         GtkWidget *item;
1261         GList *editmenu_fd_list;
1262
1263         menu = popup_menu_short_lived();
1264
1265
1266         menu_item_add_stock(menu, _("Zoom _in"), GTK_STOCK_ZOOM_IN, G_CALLBACK(view_zoom_in_cb), vw);
1267         menu_item_add_stock(menu, _("Zoom _out"), GTK_STOCK_ZOOM_OUT, G_CALLBACK(view_zoom_out_cb), vw);
1268         menu_item_add_stock(menu, _("Zoom _1:1"), GTK_STOCK_ZOOM_100, G_CALLBACK(view_zoom_1_1_cb), vw);
1269         menu_item_add_stock(menu, _("Fit image to _window"), GTK_STOCK_ZOOM_FIT, G_CALLBACK(view_zoom_fit_cb), vw);
1270         menu_item_add_divider(menu);
1271
1272         editmenu_fd_list = view_window_get_fd_list(vw);
1273         g_signal_connect(G_OBJECT(menu), "destroy",
1274                          G_CALLBACK(view_popup_menu_destroy_cb), editmenu_fd_list);
1275         item = submenu_add_edit(menu, NULL, G_CALLBACK(view_edit_cb), vw, editmenu_fd_list);
1276         menu_item_add_divider(item);
1277 #if !GTK_CHECK_VERSION(3,0,0)
1278         menu_item_add(item, _("Set as _wallpaper"), G_CALLBACK(view_wallpaper_cb), vw);
1279 #endif
1280         submenu_add_alter(menu, G_CALLBACK(view_alter_cb), vw);
1281
1282         menu_item_add_stock(menu, _("View in _new window"), GTK_STOCK_NEW, G_CALLBACK(view_new_window_cb), vw);
1283         item = menu_item_add(menu, _("_Go to directory view"), G_CALLBACK(view_set_layout_path_cb), vw);
1284
1285         menu_item_add_divider(menu);
1286         menu_item_add_stock(menu, _("_Copy..."), GTK_STOCK_COPY, G_CALLBACK(view_copy_cb), vw);
1287         menu_item_add(menu, _("_Move..."), G_CALLBACK(view_move_cb), vw);
1288         menu_item_add(menu, _("_Rename..."), G_CALLBACK(view_rename_cb), vw);
1289         menu_item_add_stock(menu, _("_Delete..."), GTK_STOCK_DELETE, G_CALLBACK(view_delete_cb), vw);
1290         menu_item_add(menu, _("_Copy path"), G_CALLBACK(view_copy_path_cb), vw);
1291
1292         menu_item_add_divider(menu);
1293
1294         if (vw->ss)
1295                 {
1296                 menu_item_add(menu, _("_Stop slideshow"), G_CALLBACK(view_slideshow_stop_cb), vw);
1297                 if (slideshow_paused(vw->ss))
1298                         {
1299                         item = menu_item_add(menu, _("Continue slides_how"),
1300                                              G_CALLBACK(view_slideshow_pause_cb), vw);
1301                         }
1302                 else
1303                         {
1304                         item = menu_item_add(menu, _("Pause slides_how"),
1305                                              G_CALLBACK(view_slideshow_pause_cb), vw);
1306                         }
1307                 }
1308         else
1309                 {
1310                 item = menu_item_add(menu, _("_Start slideshow"), G_CALLBACK(view_slideshow_start_cb), vw);
1311                 gtk_widget_set_sensitive(item, (vw->list != NULL) || view_window_contains_collection(vw));
1312                 item = menu_item_add(menu, _("Pause slides_how"), G_CALLBACK(view_slideshow_pause_cb), vw);
1313                 gtk_widget_set_sensitive(item, FALSE);
1314                 }
1315
1316         if (vw->fs)
1317                 {
1318                 menu_item_add(menu, _("Exit _full screen"), G_CALLBACK(view_fullscreen_cb), vw);
1319                 }
1320         else
1321                 {
1322                 menu_item_add(menu, _("_Full screen"), G_CALLBACK(view_fullscreen_cb), vw);
1323                 }
1324
1325         menu_item_add_divider(menu);
1326         menu_item_add_stock(menu, _("C_lose window"), GTK_STOCK_CLOSE, G_CALLBACK(view_close_cb), vw);
1327
1328         return menu;
1329 }
1330
1331 /*
1332  *-------------------------------------------------------------------
1333  * dnd confirm dir
1334  *-------------------------------------------------------------------
1335  */
1336
1337 typedef struct {
1338         ViewWindow *vw;
1339         GList *list;
1340 } CViewConfirmD;
1341
1342 static void view_dir_list_cancel(GtkWidget *widget, gpointer data)
1343 {
1344         /* do nothing */
1345 }
1346
1347 static void view_dir_list_do(ViewWindow *vw, GList *list, gboolean skip, gboolean recurse)
1348 {
1349         GList *work;
1350
1351         view_window_set_list(vw, NULL);
1352
1353         work = list;
1354         while (work)
1355                 {
1356                 FileData *fd = work->data;
1357                 work = work->next;
1358
1359                 if (isdir(fd->path))
1360                         {
1361                         if (!skip)
1362                                 {
1363                                 GList *list = NULL;
1364
1365                                 if (recurse)
1366                                         {
1367                                         list = filelist_recursive(fd);
1368                                         }
1369                                 else
1370                                         { /*FIXME */
1371                                         filelist_read(fd, &list, NULL);
1372                                         list = filelist_sort_path(list);
1373                                         list = filelist_filter(list, FALSE);
1374                                         }
1375                                 if (list) vw->list = g_list_concat(vw->list, list);
1376                                 }
1377                         }
1378                 else
1379                         {
1380                         /* FIXME: no filtering here */
1381                         vw->list = g_list_append(vw->list, file_data_ref(fd));
1382                         }
1383                 }
1384
1385         if (vw->list)
1386                 {
1387                 FileData *fd;
1388
1389                 vw->list_pointer = vw->list;
1390                 fd = vw->list->data;
1391                 image_change_fd(vw->imd, fd, image_zoom_get_default(vw->imd));
1392
1393                 work = vw->list->next;
1394                 if (options->image.enable_read_ahead && work)
1395                         {
1396                         fd = work->data;
1397                         image_prebuffer_set(vw->imd, fd);
1398                         }
1399                 }
1400         else
1401                 {
1402                 image_change_fd(vw->imd, NULL, image_zoom_get_default(vw->imd));
1403                 }
1404 }
1405
1406 static void view_dir_list_add(GtkWidget *widget, gpointer data)
1407 {
1408         CViewConfirmD *d = data;
1409         view_dir_list_do(d->vw, d->list, FALSE, FALSE);
1410 }
1411
1412 static void view_dir_list_recurse(GtkWidget *widget, gpointer data)
1413 {
1414         CViewConfirmD *d = data;
1415         view_dir_list_do(d->vw, d->list, FALSE, TRUE);
1416 }
1417
1418 static void view_dir_list_skip(GtkWidget *widget, gpointer data)
1419 {
1420         CViewConfirmD *d = data;
1421         view_dir_list_do(d->vw, d->list, TRUE, FALSE);
1422 }
1423
1424 static void view_dir_list_destroy(GtkWidget *widget, gpointer data)
1425 {
1426         CViewConfirmD *d = data;
1427         filelist_free(d->list);
1428         g_free(d);
1429 }
1430
1431 static GtkWidget *view_confirm_dir_list(ViewWindow *vw, GList *list)
1432 {
1433         GtkWidget *menu;
1434         CViewConfirmD *d;
1435
1436         d = g_new(CViewConfirmD, 1);
1437         d->vw = vw;
1438         d->list = list;
1439
1440         menu = popup_menu_short_lived();
1441         g_signal_connect(G_OBJECT(menu), "destroy",
1442                          G_CALLBACK(view_dir_list_destroy), d);
1443
1444         menu_item_add_stock(menu, _("Dropped list includes folders."), GTK_STOCK_DND_MULTIPLE, NULL, NULL);
1445         menu_item_add_divider(menu);
1446         menu_item_add_stock(menu, _("_Add contents"), GTK_STOCK_OK, G_CALLBACK(view_dir_list_add), d);
1447         menu_item_add_stock(menu, _("Add contents _recursive"), GTK_STOCK_ADD, G_CALLBACK(view_dir_list_recurse), d);
1448         menu_item_add_stock(menu, _("_Skip folders"), GTK_STOCK_REMOVE, G_CALLBACK(view_dir_list_skip), d);
1449         menu_item_add_divider(menu);
1450         menu_item_add_stock(menu, _("Cancel"), GTK_STOCK_CANCEL, G_CALLBACK(view_dir_list_cancel), d);
1451
1452         return menu;
1453 }
1454
1455 /*
1456  *-----------------------------------------------------------------------------
1457  * image drag and drop routines
1458  *-----------------------------------------------------------------------------
1459  */
1460
1461 static void view_window_get_dnd_data(GtkWidget *widget, GdkDragContext *context,
1462                                      gint x, gint y,
1463                                      GtkSelectionData *selection_data, guint info,
1464                                      guint time, gpointer data)
1465 {
1466         ViewWindow *vw = data;
1467         ImageWindow *imd;
1468
1469         if (gtk_drag_get_source_widget(context) == vw->imd->pr) return;
1470
1471         imd = vw->imd;
1472
1473         if (info == TARGET_URI_LIST || info == TARGET_APP_COLLECTION_MEMBER)
1474                 {
1475                 CollectionData *source;
1476                 GList *list;
1477                 GList *info_list;
1478
1479                 if (info == TARGET_URI_LIST)
1480                         {
1481                         GList *work;
1482
1483                         list = uri_filelist_from_gtk_selection_data(selection_data);
1484
1485                         work = list;
1486                         while (work)
1487                                 {
1488                                 FileData *fd = work->data;
1489                                 if (isdir(fd->path))
1490                                         {
1491                                         GtkWidget *menu;
1492                                         menu = view_confirm_dir_list(vw, list);
1493                                         gtk_menu_popup(GTK_MENU(menu), NULL, NULL, NULL, NULL, 0, time);
1494                                         return;
1495                                         }
1496                                 work = work->next;
1497                                 }
1498
1499                         list = filelist_filter(list, FALSE);
1500
1501                         source = NULL;
1502                         info_list = NULL;
1503                         }
1504                 else
1505                         {
1506                         source = collection_from_dnd_data((gchar *)gtk_selection_data_get_data(selection_data), &list, &info_list);
1507                         }
1508
1509                 if (list)
1510                         {
1511                         FileData *fd;
1512
1513                         fd = list->data;
1514                         if (isfile(fd->path))
1515                                 {
1516                                 view_slideshow_stop(vw);
1517                                 view_window_set_list(vw, NULL);
1518
1519                                 if (source && info_list)
1520                                         {
1521                                         image_change_from_collection(imd, source, info_list->data, image_zoom_get_default(imd));
1522                                         }
1523                                 else
1524                                         {
1525                                         if (list->next)
1526                                                 {
1527                                                 vw->list = list;
1528                                                 list = NULL;
1529
1530                                                 vw->list_pointer = vw->list;
1531                                                 }
1532                                         image_change_fd(imd, fd, image_zoom_get_default(imd));
1533                                         }
1534                                 }
1535                         }
1536                 filelist_free(list);
1537                 g_list_free(info_list);
1538                 }
1539 }
1540
1541 static void view_window_set_dnd_data(GtkWidget *widget, GdkDragContext *context,
1542                                      GtkSelectionData *selection_data, guint info,
1543                                      guint time, gpointer data)
1544 {
1545         ViewWindow *vw = data;
1546         FileData *fd;
1547
1548         fd = image_get_fd(vw->imd);
1549
1550         if (fd)
1551                 {
1552                 GList *list;
1553
1554                 list = g_list_append(NULL, fd);
1555                 uri_selection_data_set_uris_from_filelist(selection_data, list);
1556                 g_list_free(list);
1557                 }
1558         else
1559                 {
1560                 gtk_selection_data_set(selection_data, gtk_selection_data_get_target(selection_data),
1561                                        8, NULL, 0);
1562                 }
1563 }
1564
1565 static void view_window_dnd_init(ViewWindow *vw)
1566 {
1567         ImageWindow *imd;
1568
1569         imd = vw->imd;
1570
1571         gtk_drag_source_set(imd->pr, GDK_BUTTON2_MASK,
1572                             dnd_file_drag_types, dnd_file_drag_types_count,
1573                             GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
1574         g_signal_connect(G_OBJECT(imd->pr), "drag_data_get",
1575                          G_CALLBACK(view_window_set_dnd_data), vw);
1576
1577         gtk_drag_dest_set(imd->pr,
1578                           GTK_DEST_DEFAULT_MOTION | GTK_DEST_DEFAULT_DROP,
1579                           dnd_file_drop_types, dnd_file_drop_types_count,
1580                           GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
1581         g_signal_connect(G_OBJECT(imd->pr), "drag_data_received",
1582                          G_CALLBACK(view_window_get_dnd_data), vw);
1583 }
1584
1585 /*
1586  *-----------------------------------------------------------------------------
1587  * maintenance (for rename, move, remove)
1588  *-----------------------------------------------------------------------------
1589  */
1590
1591 static void view_real_removed(ViewWindow *vw, FileData *fd)
1592 {
1593         ImageWindow *imd;
1594         FileData *image_fd;
1595
1596         imd = view_window_active_image(vw);
1597         image_fd = image_get_fd(imd);
1598
1599         if (image_fd && image_fd == fd)
1600                 {
1601                 if (vw->list)
1602                         {
1603                         view_list_step(vw, TRUE);
1604                         if (image_get_fd(imd) == image_fd)
1605                                 {
1606                                 view_list_step(vw, FALSE);
1607                                 }
1608                         }
1609                 else if (view_window_contains_collection(vw))
1610                         {
1611                         view_collection_step(vw, TRUE);
1612                         if (image_get_fd(imd) == image_fd)
1613                                 {
1614                                 view_collection_step(vw, FALSE);
1615                                 }
1616                         }
1617                 if (image_get_fd(imd) == image_fd)
1618                         {
1619                         image_change_fd(imd, NULL, image_zoom_get_default(imd));
1620                         }
1621                 }
1622
1623         if (vw->list)
1624                 {
1625                 GList *work;
1626                 GList *old;
1627
1628                 old = vw->list_pointer;
1629
1630                 work = vw->list;
1631                 while (work)
1632                         {
1633                         FileData *chk_fd;
1634                         GList *chk_link;
1635
1636                         chk_fd = work->data;
1637                         chk_link = work;
1638                         work = work->next;
1639
1640                         if (chk_fd == fd)
1641                                 {
1642                                 if (vw->list_pointer == chk_link)
1643                                         {
1644                                         vw->list_pointer = (chk_link->next) ? chk_link->next : chk_link->prev;
1645                                         }
1646                                 vw->list = g_list_remove(vw->list, chk_fd);
1647                                 file_data_unref(chk_fd);
1648                                 }
1649                         }
1650
1651                 /* handles stepping correctly when same image is in the list more than once */
1652                 if (old && old != vw->list_pointer)
1653                         {
1654                         FileData *fd;
1655
1656                         if (vw->list_pointer)
1657                                 {
1658                                 fd = vw->list_pointer->data;
1659                                 }
1660                         else
1661                                 {
1662                                 fd = NULL;
1663                                 }
1664
1665                         image_change_fd(imd, fd, image_zoom_get_default(imd));
1666                         }
1667                 }
1668
1669         image_osd_update(imd);
1670 }
1671
1672 static void view_window_notify_cb(FileData *fd, NotifyType type, gpointer data)
1673 {
1674         ViewWindow *vw = data;
1675
1676         if (!(type & NOTIFY_CHANGE) || !fd->change) return;
1677
1678         DEBUG_1("Notify view_window: %s %04x", fd->path, type);
1679
1680         switch (fd->change->type)
1681                 {
1682                 case FILEDATA_CHANGE_MOVE:
1683                 case FILEDATA_CHANGE_RENAME:
1684                         break;
1685                 case FILEDATA_CHANGE_COPY:
1686                         break;
1687                 case FILEDATA_CHANGE_DELETE:
1688                         view_real_removed(vw, fd);
1689                         break;
1690                 case FILEDATA_CHANGE_UNSPECIFIED:
1691                 case FILEDATA_CHANGE_WRITE_METADATA:
1692                         break;
1693                 }
1694 }
1695 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */