src/img-view.cc

   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-load.h"
  33 #include "image-overlay.h"
  34 #include "layout-util.h"
  35 #include "menu.h"
  36 #include "misc.h"
  37 #include "pixbuf-util.h"
  38 #include "print.h"
  39 #include "slideshow.h"
  40 #include "ui-fileops.h"
  41 #include "ui-menu.h"
  42 #include "uri-utils.h"
  43 #include "utilops.h"
  44 #include "window.h"
  45
  46 typedef struct _ViewWindow ViewWindow;
  47 struct _ViewWindow
  48 {
  49         GtkWidget *window;
  50         ImageWindow *imd;
  51         FullScreenData *fs;
  52         SlideShowData *ss;
  53
  54         GList *list;
  55         GList *list_pointer;
  56 };
  57
  58
  59 static GList *view_window_list = NULL;
  60
  61
  62 static GtkWidget *view_popup_menu(ViewWindow *vw);
  63 static void view_fullscreen_toggle(ViewWindow *vw, gboolean force_off);
  64 static void view_overlay_toggle(ViewWindow *vw);
  65
  66 static void view_slideshow_next(ViewWindow *vw);
  67 static void view_slideshow_prev(ViewWindow *vw);
  68 static void view_slideshow_start(ViewWindow *vw);
  69 static void view_slideshow_stop(ViewWindow *vw);
  70
  71 static void view_window_close(ViewWindow *vw);
  72
  73 static void view_window_dnd_init(ViewWindow *vw);
  74
  75 static void view_window_notify_cb(FileData *fd, NotifyType type, gpointer data);
  76
  77
  78 /**
  79  * This array must be kept in sync with the contents of:\n
  80  *  @link view_popup_menu() @endlink \n
  81  *  @link view_window_key_press_cb() @endlink
  82  *
  83  * See also @link hard_coded_window_keys @endlink
  84  **/
  85 hard_coded_window_keys image_window_keys[] = {
  86         {GDK_CONTROL_MASK, 'C', N_("Copy")},
  87         {GDK_CONTROL_MASK, 'M', N_("Move")},
  88         {GDK_CONTROL_MASK, 'R', N_("Rename")},
  89         {GDK_CONTROL_MASK, 'D', N_("Move to Trash")},
  90         {static_cast<GdkModifierType>(0), GDK_KEY_Delete, N_("Move to Trash")},
  91         {GDK_SHIFT_MASK, GDK_KEY_Delete, N_("Delete")},
  92         {GDK_CONTROL_MASK, 'W', N_("Close window")},
  93         {GDK_SHIFT_MASK, 'R', N_("Rotate 180°")},
  94         {GDK_SHIFT_MASK, 'M', N_("Rotate mirror")},
  95         {GDK_SHIFT_MASK, 'F', N_("Rotate flip")},
  96         {static_cast<GdkModifierType>(0), ']', N_(" Rotate counterclockwise 90°")},
  97         {static_cast<GdkModifierType>(0), '[', N_(" Rotate clockwise 90°")},
  98         {static_cast<GdkModifierType>(0), GDK_KEY_Page_Up, N_("Previous")},
  99         {static_cast<GdkModifierType>(0), GDK_KEY_KP_Page_Up, N_("Previous")},
 100         {static_cast<GdkModifierType>(0), GDK_KEY_BackSpace, N_("Previous")},
 101         {static_cast<GdkModifierType>(0), 'B', N_("Previous")},
 102         {static_cast<GdkModifierType>(0), GDK_KEY_Page_Down, N_("Next")},
 103         {static_cast<GdkModifierType>(0), GDK_KEY_KP_Page_Down, N_("Next")},
 104         {static_cast<GdkModifierType>(0), GDK_KEY_space, N_("Next")},
 105         {static_cast<GdkModifierType>(0), 'N', N_("Next")},
 106         {static_cast<GdkModifierType>(0), GDK_KEY_equal, N_("Zoom in")},
 107         {static_cast<GdkModifierType>(0), GDK_KEY_plus, N_("Zoom in")},
 108         {static_cast<GdkModifierType>(0), GDK_KEY_minus, N_("Zoom out")},
 109         {static_cast<GdkModifierType>(0), 'X', N_("Zoom to fit")},
 110         {static_cast<GdkModifierType>(0), GDK_KEY_KP_Multiply, N_("Zoom to fit")},
 111         {static_cast<GdkModifierType>(0), 'Z', N_("Zoom 1:1")},
 112         {static_cast<GdkModifierType>(0), GDK_KEY_KP_Divide, N_("Zoom 1:1")},
 113         {static_cast<GdkModifierType>(0), GDK_KEY_1, N_("Zoom 1:1")},
 114         {static_cast<GdkModifierType>(0), '2', N_("Zoom 2:1")},
 115         {static_cast<GdkModifierType>(0), '3', N_("Zoom 3:1")},
 116         {static_cast<GdkModifierType>(0), '4', N_("Zoom 4:1")},
 117         {static_cast<GdkModifierType>(0), '7', N_("Zoom 1:4")},
 118         {static_cast<GdkModifierType>(0), '8', N_("Zoom 1:3")},
 119         {static_cast<GdkModifierType>(0), '9', N_("Zoom 1:2")},
 120         {static_cast<GdkModifierType>(0), 'W', N_("Zoom fit window width")},
 121         {static_cast<GdkModifierType>(0), 'H', N_("Zoom fit window height")},
 122         {static_cast<GdkModifierType>(0), 'S', N_("Toggle slideshow")},
 123         {static_cast<GdkModifierType>(0), 'P', N_("Pause slideshow")},
 124         {static_cast<GdkModifierType>(0), 'R', N_("Reload image")},
 125         {static_cast<GdkModifierType>(0), 'F', N_("Full screen")},
 126         {static_cast<GdkModifierType>(0), 'V', N_("Fullscreen")},
 127         {static_cast<GdkModifierType>(0), GDK_KEY_F11, N_("Fullscreen")},
 128         {static_cast<GdkModifierType>(0), 'I', N_("Image overlay")},
 129         {static_cast<GdkModifierType>(0), GDK_KEY_Escape, N_("Exit fullscreen")},
 130         {static_cast<GdkModifierType>(0), GDK_KEY_Escape, N_("Close window")},
 131         {GDK_SHIFT_MASK, 'G', N_("Desaturate")},
 132         {GDK_SHIFT_MASK, 'P', N_("Print")},
 133         {static_cast<GdkModifierType>(0), 0, NULL}
 134 };
 135
 136
 137 /*
 138  *-----------------------------------------------------------------------------
 139  * misc
 140  *-----------------------------------------------------------------------------
 141  */
 142
 143 static ImageWindow *view_window_active_image(ViewWindow *vw)
 144 {
 145         if (vw->fs) return vw->fs->imd;
 146
 147         return vw->imd;
 148 }
 149
 150 static void view_window_set_list(ViewWindow *vw, GList *list)
 151 {
 152
 153         filelist_free(vw->list);
 154         vw->list = NULL;
 155         vw->list_pointer = NULL;
 156
 157         vw->list = filelist_copy(list);
 158 }
 159
 160 static gboolean view_window_contains_collection(ViewWindow *vw)
 161 {
 162         CollectionData *cd;
 163         CollectInfo *info;
 164
 165         cd = image_get_collection(view_window_active_image(vw), &info);
 166
 167         return (cd && info);
 168 }
 169
 170 static void view_collection_step(ViewWindow *vw, gboolean next)
 171 {
 172         ImageWindow *imd = view_window_active_image(vw);
 173         CollectionData *cd;
 174         CollectInfo *info;
 175         CollectInfo *read_ahead_info = NULL;
 176
 177         cd = image_get_collection(imd, &info);
 178
 179         if (!cd || !info) return;
 180
 181         if (next)
 182                 {
 183                 info = collection_next_by_info(cd, info);
 184                 if (options->image.enable_read_ahead)
 185                         {
 186                         read_ahead_info = collection_next_by_info(cd, info);
 187                         if (!read_ahead_info) read_ahead_info = collection_prev_by_info(cd, info);
 188                         }
 189                 }
 190         else
 191                 {
 192                 info = collection_prev_by_info(cd, info);
 193                 if (options->image.enable_read_ahead)
 194                         {
 195                         read_ahead_info = collection_prev_by_info(cd, info);
 196                         if (!read_ahead_info) read_ahead_info = collection_next_by_info(cd, info);
 197                         }
 198                 }
 199
 200         if (info)
 201                 {
 202                 image_change_from_collection(imd, cd, info, image_zoom_get_default(imd));
 203
 204                 if (read_ahead_info) image_prebuffer_set(imd, read_ahead_info->fd);
 205                 }
 206
 207 }
 208
 209 static void view_collection_step_to_end(ViewWindow *vw, gboolean last)
 210 {
 211         ImageWindow *imd = view_window_active_image(vw);
 212         CollectionData *cd;
 213         CollectInfo *info;
 214         CollectInfo *read_ahead_info = NULL;
 215
 216         cd = image_get_collection(imd, &info);
 217
 218         if (!cd || !info) return;
 219
 220         if (last)
 221                 {
 222                 info = collection_get_last(cd);
 223                 if (options->image.enable_read_ahead) read_ahead_info = collection_prev_by_info(cd, info);
 224                 }
 225         else
 226                 {
 227                 info = collection_get_first(cd);
 228                 if (options->image.enable_read_ahead) read_ahead_info = collection_next_by_info(cd, info);
 229                 }
 230
 231         if (info)
 232                 {
 233                 image_change_from_collection(imd, cd, info, image_zoom_get_default(imd));
 234                 if (read_ahead_info) image_prebuffer_set(imd, read_ahead_info->fd);
 235                 }
 236 }
 237
 238 static void view_list_step(ViewWindow *vw, gboolean next)
 239 {
 240         ImageWindow *imd = view_window_active_image(vw);
 241         FileData *fd;
 242         GList *work;
 243         GList *work_ahead;
 244
 245         if (!vw->list) return;
 246
 247         fd = image_get_fd(imd);
 248         if (!fd) return;
 249
 250         if (g_list_position(vw->list, vw->list_pointer) >= 0)
 251                 {
 252                 work = vw->list_pointer;
 253                 }
 254         else
 255                 {
 256                 gboolean found = FALSE;
 257
 258                 work = vw->list;
 259                 while (work && !found)
 260                         {
 261                         FileData *temp;
 262
 263                         temp = static_cast<FileData *>(work->data);
 264
 265                         if (fd == temp)
 266                                 {
 267                                 found = TRUE;
 268                                 }
 269                         else
 270                                 {
 271                                 work = work->next;
 272                                 }
 273                         }
 274                 }
 275         if (!work) return;
 276
 277         work_ahead = NULL;
 278         if (next)
 279                 {
 280                 work = work->next;
 281                 if (work) work_ahead = work->next;
 282                 }
 283         else
 284                 {
 285                 work = work->prev;
 286                 if (work) work_ahead = work->prev;
 287                 }
 288
 289         if (!work) return;
 290
 291         vw->list_pointer = work;
 292         fd = static_cast<FileData *>(work->data);
 293         image_change_fd(imd, fd, image_zoom_get_default(imd));
 294
 295         if (options->image.enable_read_ahead && work_ahead)
 296                 {
 297                 FileData *next_fd = static_cast<FileData *>(work_ahead->data);
 298                 image_prebuffer_set(imd, next_fd);
 299                 }
 300 }
 301
 302 static void view_list_step_to_end(ViewWindow *vw, gboolean last)
 303 {
 304         ImageWindow *imd = view_window_active_image(vw);
 305         FileData *fd;
 306         GList *work;
 307         GList *work_ahead;
 308
 309         if (!vw->list) return;
 310
 311         if (last)
 312                 {
 313                 work = g_list_last(vw->list);
 314                 work_ahead = work->prev;
 315                 }
 316         else
 317                 {
 318                 work = vw->list;
 319                 work_ahead = work->next;
 320                 }
 321
 322         vw->list_pointer = work;
 323         fd = static_cast<FileData *>(work->data);
 324         image_change_fd(imd, fd, image_zoom_get_default(imd));
 325
 326         if (options->image.enable_read_ahead && work_ahead)
 327                 {
 328                 FileData *next_fd = static_cast<FileData *>(work_ahead->data);
 329                 image_prebuffer_set(imd, next_fd);
 330                 }
 331 }
 332
 333 static void view_step_next(ViewWindow *vw)
 334 {
 335         if (vw->ss)
 336                 {
 337                 view_slideshow_next(vw);
 338                 }
 339         else if (vw->list)
 340                 {
 341                 view_list_step(vw, TRUE);
 342                 }
 343         else
 344                 {
 345                 view_collection_step(vw, TRUE);
 346                 }
 347 }
 348
 349 static void view_step_prev(ViewWindow *vw)
 350 {
 351         if (vw->ss)
 352                 {
 353                 view_slideshow_prev(vw);
 354                 }
 355         else if (vw->list)
 356                 {
 357                 view_list_step(vw, FALSE);
 358                 }
 359         else
 360                 {
 361                 view_collection_step(vw, FALSE);
 362                 }
 363 }
 364
 365 static void view_step_to_end(ViewWindow *vw, gboolean last)
 366 {
 367         if (vw->list)
 368                 {
 369                 view_list_step_to_end(vw, last);
 370                 }
 371         else
 372                 {
 373                 view_collection_step_to_end(vw, last);
 374                 }
 375 }
 376
 377 /*
 378  *-----------------------------------------------------------------------------
 379  * view window keyboard
 380  *-----------------------------------------------------------------------------
 381  */
 382
 383 static gboolean view_window_key_press_cb(GtkWidget * (widget), GdkEventKey *event, gpointer data)
 384 {
 385         ViewWindow *vw = static_cast<ViewWindow *>(data);
 386         ImageWindow *imd;
 387         gint stop_signal;
 388         GtkWidget *menu;
 389         gint x = 0;
 390         gint y = 0;
 391
 392         imd = view_window_active_image(vw);
 393
 394         stop_signal = TRUE;
 395         switch (event->keyval)
 396                 {
 397                 case GDK_KEY_Left: case GDK_KEY_KP_Left:
 398                         x -= 1;
 399                         break;
 400                 case GDK_KEY_Right: case GDK_KEY_KP_Right:
 401                         x += 1;
 402                         break;
 403                 case GDK_KEY_Up: case GDK_KEY_KP_Up:
 404                         y -= 1;
 405                         break;
 406                 case GDK_KEY_Down: case GDK_KEY_KP_Down:
 407                         y += 1;
 408                         break;
 409                 default:
 410                         stop_signal = FALSE;
 411                         break;
 412                 }
 413
 414         if (x != 0 || y!= 0)
 415                 {
 416                 if (event->state & GDK_SHIFT_MASK)
 417                         {
 418                         x *= 3;
 419                         y *= 3;
 420                         }
 421
 422                 keyboard_scroll_calc(&x, &y, event);
 423                 image_scroll(imd, x, y);
 424                 }
 425
 426         if (stop_signal) return stop_signal;
 427
 428         if (event->state & GDK_CONTROL_MASK)
 429                 {
 430                 stop_signal = TRUE;
 431                 switch (event->keyval)
 432                         {
 433                         case '1':
 434                         case '2':
 435                         case '3':
 436                         case '4':
 437                         case '5':
 438                         case '6':
 439                         case '7':
 440                         case '8':
 441                         case '9':
 442                         case '0':
 443                                 break;
 444                         case 'C': case 'c':
 445                                 file_util_copy(image_get_fd(imd), NULL, NULL, imd->widget);
 446                                 break;
 447                         case 'M': case 'm':
 448                                 file_util_move(image_get_fd(imd), NULL, NULL, imd->widget);
 449                                 break;
 450                         case 'R': case 'r':
 451                                 file_util_rename(image_get_fd(imd), NULL, imd->widget);
 452                                 break;
 453                         case 'D': case 'd':
 454                                 options->file_ops.safe_delete_enable = TRUE;
 455                                 file_util_delete(image_get_fd(imd), NULL, imd->widget);
 456                                 break;
 457                         case 'W': case 'w':
 458                                 view_window_close(vw);
 459                                 break;
 460                         default:
 461                                 stop_signal = FALSE;
 462                                 break;
 463                         }
 464                 }
 465         else if (event->state & GDK_SHIFT_MASK)
 466                 {
 467                 stop_signal = TRUE;
 468                 switch (event->keyval)
 469                         {
 470                         case 'R': case 'r':
 471                                 image_alter_orientation(imd, imd->image_fd, ALTER_ROTATE_180);
 472                                 break;
 473                         case 'M': case 'm':
 474                                 image_alter_orientation(imd, imd->image_fd, ALTER_MIRROR);
 475                                 break;
 476                         case 'F': case 'f':
 477                                 image_alter_orientation(imd, imd->image_fd, ALTER_FLIP);
 478                                 break;
 479                         case 'G': case 'g':
 480                                 image_set_desaturate(imd, !image_get_desaturate(imd));
 481                                 break;
 482                         case 'P': case 'p':
 483                                 {
 484                                 FileData *fd;
 485
 486                                 view_fullscreen_toggle(vw, TRUE);
 487                                 imd = view_window_active_image(vw);
 488                                 fd = image_get_fd(imd);
 489                                 print_window_new(fd,
 490                                                  fd ? g_list_append(NULL, file_data_ref(fd)) : NULL,
 491                                                  filelist_copy(vw->list), vw->window);
 492                                 }
 493                                 break;
 494                         case GDK_KEY_Delete: case GDK_KEY_KP_Delete:
 495                                 if (options->file_ops.enable_delete_key)
 496                                         {
 497                                         options->file_ops.safe_delete_enable = FALSE;
 498                                         file_util_delete(image_get_fd(imd), NULL, imd->widget);
 499                                         }
 500                                 break;
 501                         default:
 502                                 stop_signal = FALSE;
 503                                 break;
 504                         }
 505                 }
 506         else
 507                 {
 508                 stop_signal = TRUE;
 509                 switch (event->keyval)
 510                         {
 511                         case GDK_KEY_Page_Up: case GDK_KEY_KP_Page_Up:
 512                         case GDK_KEY_BackSpace:
 513                         case 'B': case 'b':
 514                                 view_step_prev(vw);
 515                                 break;
 516                         case GDK_KEY_Page_Down: case GDK_KEY_KP_Page_Down:
 517                         case GDK_KEY_space:
 518                         case 'N': case 'n':
 519                                 view_step_next(vw);
 520                                 break;
 521                         case GDK_KEY_Home: case GDK_KEY_KP_Home:
 522                                 view_step_to_end(vw, FALSE);
 523                                 break;
 524                         case GDK_KEY_End: case GDK_KEY_KP_End:
 525                                 view_step_to_end(vw, TRUE);
 526                                 break;
 527                         case '+': case '=': case GDK_KEY_KP_Add:
 528                                 image_zoom_adjust(imd, get_zoom_increment());
 529                                 break;
 530                         case '-': case GDK_KEY_KP_Subtract:
 531                                 image_zoom_adjust(imd, -get_zoom_increment());
 532                                 break;
 533                         case 'X': case 'x': case GDK_KEY_KP_Multiply:
 534                                 image_zoom_set(imd, 0.0);
 535                                 break;
 536                         case 'Z': case 'z': case GDK_KEY_KP_Divide: case '1':
 537                                 image_zoom_set(imd, 1.0);
 538                                 break;
 539                         case '2':
 540                                 image_zoom_set(imd, 2.0);
 541                                 break;
 542                         case '3':
 543                                 image_zoom_set(imd, 3.0);
 544                                 break;
 545                         case '4':
 546                                 image_zoom_set(imd, 4.0);
 547                                 break;
 548                         case '7':
 549                                 image_zoom_set(imd, -4.0);
 550                                 break;
 551                         case '8':
 552                                 image_zoom_set(imd, -3.0);
 553                                 break;
 554                         case '9':
 555                                 image_zoom_set(imd, -2.0);
 556                                 break;
 557                         case 'W': case 'w':
 558                                 image_zoom_set_fill_geometry(imd, FALSE);
 559                                 break;
 560                         case 'H': case 'h':
 561                                 image_zoom_set_fill_geometry(imd, TRUE);
 562                                 break;
 563                         case 'R': case 'r':
 564                                 image_reload(imd);
 565                                 break;
 566                         case 'S': case 's':
 567                                 if (vw->ss)
 568                                         {
 569                                         view_slideshow_stop(vw);
 570                                         }
 571                                 else
 572                                         {
 573                                         view_slideshow_start(vw);
 574                                         }
 575                                 break;
 576                         case 'P': case 'p':
 577                                 slideshow_pause_toggle(vw->ss);
 578                                 break;
 579                         case 'F': case 'f':
 580                         case 'V': case 'v':
 581                         case GDK_KEY_F11:
 582                                 view_fullscreen_toggle(vw, FALSE);
 583                                 break;
 584                         case 'I': case 'i':
 585                                 view_overlay_toggle(vw);
 586                                 break;
 587                         case ']':
 588                                 image_alter_orientation(imd, imd->image_fd, ALTER_ROTATE_90);
 589                                 break;
 590                         case '[':
 591                                 image_alter_orientation(imd, imd->image_fd, ALTER_ROTATE_90_CC);
 592                                 break;
 593                         case GDK_KEY_Delete: case GDK_KEY_KP_Delete:
 594                                 if (options->file_ops.enable_delete_key)
 595                                         {
 596                                         options->file_ops.safe_delete_enable = TRUE;
 597                                         file_util_delete(image_get_fd(imd), NULL, imd->widget);
 598                                         }
 599                                 break;
 600                         case GDK_KEY_Escape:
 601                                 if (vw->fs)
 602                                         {
 603                                         view_fullscreen_toggle(vw, TRUE);
 604                                         }
 605                                 else
 606                                         {
 607                                         view_window_close(vw);
 608                                         }
 609                                 break;
 610                         case GDK_KEY_Menu:
 611                         case GDK_KEY_F10:
 612                                 menu = view_popup_menu(vw);
 613                                 gtk_menu_popup_at_widget(GTK_MENU(menu), widget, GDK_GRAVITY_CENTER, GDK_GRAVITY_CENTER, NULL);
 614                                 break;
 615                         default:
 616                                 stop_signal = FALSE;
 617                                 break;
 618                         }
 619                 }
 620         if (!stop_signal && is_help_key(event))
 621                 {
 622                 help_window_show("GuideOtherWindowsImageWindow.html");
 623                 stop_signal = TRUE;
 624                 }
 625
 626         return stop_signal;
 627 }
 628
 629 /*
 630  *-----------------------------------------------------------------------------
 631  * view window main routines
 632  *-----------------------------------------------------------------------------
 633  */
 634 static void button_cb(ImageWindow *imd, GdkEventButton *event, gpointer data)
 635 {
 636         ViewWindow *vw = static_cast<ViewWindow *>(data);
 637         GtkWidget *menu;
 638         gchar *dest_dir;
 639         LayoutWindow *lw_new;
 640
 641         switch (event->button)
 642                 {
 643                 case MOUSE_BUTTON_LEFT:
 644                         if (options->image_l_click_archive && imd->image_fd->format_class == FORMAT_CLASS_ARCHIVE)
 645                                 {
 646                                 dest_dir = open_archive(imd->image_fd);
 647                                 if (dest_dir)
 648                                         {
 649                                         lw_new = layout_new_from_default();
 650                                         layout_set_path(lw_new, dest_dir);
 651                                         g_free(dest_dir);
 652                                         }
 653                                 else
 654                                         {
 655                                         warning_dialog(_("Cannot open archive file"), _("See the Log Window"), GTK_STOCK_DIALOG_WARNING, NULL);
 656                                         }
 657                                 }
 658                         else if (options->image_l_click_video && options->image_l_click_video_editor && imd->image_fd->format_class == FORMAT_CLASS_VIDEO)
 659                                 {
 660                                 start_editor_from_file(options->image_l_click_video_editor, imd->image_fd);
 661                                 }
 662                         else if (options->image_lm_click_nav)
 663                                 view_step_next(vw);
 664                         break;
 665                 case MOUSE_BUTTON_MIDDLE:
 666                         if (options->image_lm_click_nav)
 667                                 view_step_prev(vw);
 668                         break;
 669                 case MOUSE_BUTTON_RIGHT:
 670                         menu = view_popup_menu(vw);
 671                         gtk_menu_popup_at_pointer(GTK_MENU(menu), NULL);
 672                         break;
 673                 default:
 674                         break;
 675                 }
 676 }
 677
 678 static void scroll_cb(ImageWindow *imd, GdkEventScroll *event, gpointer data)
 679 {
 680         ViewWindow *vw = static_cast<ViewWindow *>(data);
 681
 682         if ((event->state & GDK_CONTROL_MASK) ||
 683                                 (imd->mouse_wheel_mode && !options->image_lm_click_nav))
 684                 {
 685                 switch (event->direction)
 686                         {
 687                         case GDK_SCROLL_UP:
 688                                 image_zoom_adjust_at_point(imd, get_zoom_increment(), event->x, event->y);
 689                                 break;
 690                         case GDK_SCROLL_DOWN:
 691                                 image_zoom_adjust_at_point(imd, -get_zoom_increment(), event->x, event->y);
 692                                 break;
 693                         default:
 694                                 break;
 695                         }
 696                 }
 697         else if ( (event->state & GDK_SHIFT_MASK) != (guint) (options->mousewheel_scrolls))
 698                 {
 699                 switch (event->direction)
 700                         {
 701                         case GDK_SCROLL_UP:
 702                                 image_scroll(imd, 0, -MOUSEWHEEL_SCROLL_SIZE);
 703                                 break;
 704                         case GDK_SCROLL_DOWN:
 705                                 image_scroll(imd, 0, MOUSEWHEEL_SCROLL_SIZE);
 706                                 break;
 707                         case GDK_SCROLL_LEFT:
 708                                 image_scroll(imd, -MOUSEWHEEL_SCROLL_SIZE, 0);
 709                                 break;
 710                         case GDK_SCROLL_RIGHT:
 711                                 image_scroll(imd, MOUSEWHEEL_SCROLL_SIZE, 0);
 712                                 break;
 713                         default:
 714                                 break;
 715                         }
 716                 }
 717         else
 718                 {
 719                 switch (event->direction)
 720                         {
 721                         case GDK_SCROLL_UP:
 722                                 view_step_prev(vw);
 723                                 break;
 724                         case GDK_SCROLL_DOWN:
 725                                 view_step_next(vw);
 726                                 break;
 727                         default:
 728                                 break;
 729                         }
 730                 }
 731 }
 732
 733 static void view_image_set_buttons(ViewWindow *vw, ImageWindow *imd)
 734 {
 735         image_set_button_func(imd, button_cb, vw);
 736         image_set_scroll_func(imd, scroll_cb, vw);
 737 }
 738
 739 static void view_fullscreen_stop_func(FullScreenData *UNUSED(fs), gpointer data)
 740 {
 741         ViewWindow *vw = static_cast<ViewWindow *>(data);
 742
 743         vw->fs = NULL;
 744
 745         if (vw->ss) vw->ss->imd = vw->imd;
 746 }
 747
 748 static void view_fullscreen_toggle(ViewWindow *vw, gboolean force_off)
 749 {
 750         if (force_off && !vw->fs) return;
 751
 752         if (vw->fs)
 753                 {
 754                 if (image_osd_get(vw->imd) & OSD_SHOW_INFO)
 755                         image_osd_set(vw->imd, image_osd_get(vw->fs->imd));
 756
 757                 fullscreen_stop(vw->fs);
 758                 }
 759         else
 760                 {
 761                 vw->fs = fullscreen_start(vw->window, vw->imd, view_fullscreen_stop_func, vw);
 762
 763                 view_image_set_buttons(vw, vw->fs->imd);
 764                 g_signal_connect(G_OBJECT(vw->fs->window), "key_press_event",
 765                                  G_CALLBACK(view_window_key_press_cb), vw);
 766
 767                 if (vw->ss) vw->ss->imd = vw->fs->imd;
 768
 769                 if (image_osd_get(vw->imd) & OSD_SHOW_INFO)
 770                         {
 771                         image_osd_set(vw->fs->imd, image_osd_get(vw->imd));
 772                         image_osd_set(vw->imd, OSD_SHOW_NOTHING);
 773                         }
 774                 }
 775 }
 776
 777 static void view_overlay_toggle(ViewWindow *vw)
 778 {
 779         ImageWindow *imd;
 780
 781         imd = view_window_active_image(vw);
 782
 783         image_osd_toggle(imd);
 784 }
 785
 786 static void view_slideshow_next(ViewWindow *vw)
 787 {
 788         if (vw->ss) slideshow_next(vw->ss);
 789 }
 790
 791 static void view_slideshow_prev(ViewWindow *vw)
 792 {
 793         if (vw->ss) slideshow_prev(vw->ss);
 794 }
 795
 796 static void view_slideshow_stop_func(SlideShowData *UNUSED(fs), gpointer data)
 797 {
 798         ViewWindow *vw = static_cast<ViewWindow *>(data);
 799         GList *work;
 800         FileData *fd;
 801
 802         vw->ss = NULL;
 803
 804         work = vw->list;
 805         fd = image_get_fd(view_window_active_image(vw));
 806         while (work)
 807                 {
 808                 FileData *temp;
 809
 810                 temp = static_cast<FileData *>(work->data);
 811                 if (fd == temp)
 812                         {
 813                         vw->list_pointer = work;
 814                         work = NULL;
 815                         }
 816                 else
 817                         {
 818                         work = work->next;
 819                         }
 820                 }
 821 }
 822
 823 static void view_slideshow_start(ViewWindow *vw)
 824 {
 825         if (!vw->ss)
 826                 {
 827                 CollectionData *cd;
 828                 CollectInfo *info;
 829
 830                 if (vw->list)
 831                         {
 832                         vw->ss = slideshow_start_from_filelist(NULL, view_window_active_image(vw),
 833                                                                 filelist_copy(vw->list),
 834                                                                 view_slideshow_stop_func, vw);
 835                         vw->list_pointer = NULL;
 836                         return;
 837                         }
 838
 839                 cd = image_get_collection(view_window_active_image(vw), &info);
 840                 if (cd && info)
 841                         {
 842                         vw->ss = slideshow_start_from_collection(NULL, view_window_active_image(vw), cd,
 843                                                                  view_slideshow_stop_func, vw, info);
 844                         }
 845                 }
 846 }
 847
 848 static void view_slideshow_stop(ViewWindow *vw)
 849 {
 850         if (vw->ss) slideshow_free(vw->ss);
 851 }
 852
 853 static void view_window_destroy_cb(GtkWidget *UNUSED(widget), gpointer data)
 854 {
 855         ViewWindow *vw = static_cast<ViewWindow *>(data);
 856
 857         view_window_list = g_list_remove(view_window_list, vw);
 858
 859         view_slideshow_stop(vw);
 860         fullscreen_stop(vw->fs);
 861
 862         filelist_free(vw->list);
 863
 864         file_data_unregister_notify_func(view_window_notify_cb, vw);
 865
 866         g_free(vw);
 867 }
 868
 869 static void view_window_close(ViewWindow *vw)
 870 {
 871         view_slideshow_stop(vw);
 872         view_fullscreen_toggle(vw, TRUE);
 873         gtk_widget_destroy(vw->window);
 874 }
 875
 876 static gboolean view_window_delete_cb(GtkWidget *UNUSED(w), GdkEventAny *UNUSED(event), gpointer data)
 877 {
 878         ViewWindow *vw = static_cast<ViewWindow *>(data);
 879
 880         view_window_close(vw);
 881         return TRUE;
 882 }
 883
 884 static ViewWindow *real_view_window_new(FileData *fd, GList *list, CollectionData *cd, CollectInfo *info)
 885 {
 886         ViewWindow *vw;
 887         GtkAllocation req_size;
 888         GdkGeometry geometry;
 889         gint w, h;
 890
 891         if (!fd && !list && (!cd || !info)) return NULL;
 892
 893         vw = g_new0(ViewWindow, 1);
 894
 895         vw->window = window_new(GTK_WINDOW_TOPLEVEL, "view", PIXBUF_INLINE_ICON_VIEW, NULL, NULL);
 896         DEBUG_NAME(vw->window);
 897
 898         geometry.min_width = DEFAULT_MINIMAL_WINDOW_SIZE;
 899         geometry.min_height = DEFAULT_MINIMAL_WINDOW_SIZE;
 900         gtk_window_set_geometry_hints(GTK_WINDOW(vw->window), NULL, &geometry, GDK_HINT_MIN_SIZE);
 901
 902         gtk_window_set_resizable(GTK_WINDOW(vw->window), TRUE);
 903         gtk_container_set_border_width(GTK_CONTAINER(vw->window), 0);
 904
 905         vw->imd = image_new(FALSE);
 906         image_color_profile_set(vw->imd,
 907                                 options->color_profile.input_type,
 908                                 options->color_profile.use_image);
 909         image_color_profile_set_use(vw->imd, options->color_profile.enabled);
 910
 911         image_background_set_color_from_options(vw->imd, FALSE);
 912
 913         image_attach_window(vw->imd, vw->window, NULL, GQ_APPNAME, TRUE);
 914
 915         image_auto_refresh_enable(vw->imd, TRUE);
 916         image_top_window_set_sync(vw->imd, TRUE);
 917
 918         gtk_container_add(GTK_CONTAINER(vw->window), vw->imd->widget);
 919         gtk_widget_show(vw->imd->widget);
 920
 921         view_window_dnd_init(vw);
 922
 923         view_image_set_buttons(vw, vw->imd);
 924
 925         g_signal_connect(G_OBJECT(vw->window), "destroy",
 926                          G_CALLBACK(view_window_destroy_cb), vw);
 927         g_signal_connect(G_OBJECT(vw->window), "delete_event",
 928                          G_CALLBACK(view_window_delete_cb), vw);
 929         g_signal_connect(G_OBJECT(vw->window), "key_press_event",
 930                          G_CALLBACK(view_window_key_press_cb), vw);
 931         if (cd && info)
 932                 {
 933                 image_change_from_collection(vw->imd, cd, info, image_zoom_get_default(NULL));
 934                 /* Grab the fd so we can correctly size the window in
 935                    the call to image_load_dimensions() below. */
 936                 fd = info->fd;
 937                 if (options->image.enable_read_ahead)
 938                         {
 939                         CollectInfo * r_info = collection_next_by_info(cd, info);
 940                         if (!r_info) r_info = collection_prev_by_info(cd, info);
 941                         if (r_info) image_prebuffer_set(vw->imd, r_info->fd);
 942                         }
 943                 }
 944         else if (list)
 945                 {
 946                 view_window_set_list(vw, list);
 947                 vw->list_pointer = vw->list;
 948                 image_change_fd(vw->imd, (FileData *)vw->list->data, image_zoom_get_default(NULL));
 949                 /* Set fd to first in list */
 950                 fd = static_cast<FileData *>(vw->list->data);
 951
 952                 if (options->image.enable_read_ahead)
 953                         {
 954                         GList *work = vw->list->next;
 955                         if (work) image_prebuffer_set(vw->imd, (FileData *)work->data);
 956                         }
 957                 }
 958         else
 959                 {
 960                 image_change_fd(vw->imd, fd, image_zoom_get_default(NULL));
 961                 }
 962
 963         /* Wait until image is loaded otherwise size is not defined */
 964         image_load_dimensions(fd, &w, &h);
 965
 966         if (options->image.limit_window_size)
 967                 {
 968                 gint mw = gdk_screen_width() * options->image.max_window_size / 100;
 969                 gint mh = gdk_screen_height() * options->image.max_window_size / 100;
 970
 971                 if (w > mw) w = mw;
 972                 if (h > mh) h = mh;
 973                 }
 974
 975         gtk_window_set_default_size(GTK_WINDOW(vw->window), w, h);
 976         req_size.x = req_size.y = 0;
 977         req_size.width = w;
 978         req_size.height = h;
 979         gtk_widget_size_allocate(GTK_WIDGET(vw->window), &req_size);
 980
 981         gtk_window_set_focus_on_map(GTK_WINDOW(vw->window), FALSE);
 982         gtk_widget_show(vw->window);
 983
 984         view_window_list = g_list_append(view_window_list, vw);
 985
 986         file_data_register_notify_func(view_window_notify_cb, vw, NOTIFY_PRIORITY_LOW);
 987
 988         /** @FIXME This is a hack to fix #965 View in new window - blank image
 989          * The problem occurs when zoom is set to Original Size and Preload
 990          * Next Image is set.
 991          * An extra reload is required to force the image to be displayed.
 992          * See also layout-image.cc layout_image_full_screen_start()
 993          * This is probably not the correct solution.
 994          **/
 995         image_reload(vw->imd);
 996
 997         return vw;
 998 }
 999
1000 static void view_window_collection_unref_cb(GtkWidget *UNUSED(widget), gpointer data)
1001 {
1002         CollectionData *cd = static_cast<CollectionData *>(data);
1003
1004         collection_unref(cd);
1005 }
1006
1007 void view_window_new(FileData *fd)
1008 {
1009         GList *list;
1010
1011         if (fd)
1012                 {
1013                 if (file_extension_match(fd->path, GQ_COLLECTION_EXT))
1014                         {
1015                         ViewWindow *vw;
1016                         CollectionData *cd;
1017                         CollectInfo *info;
1018
1019                         cd = collection_new(fd->path);
1020                         if (collection_load(cd, fd->path, COLLECTION_LOAD_NONE))
1021                                 {
1022                                 info = collection_get_first(cd);
1023                                 }
1024                         else
1025                                 {
1026                                 collection_unref(cd);
1027                                 cd = NULL;
1028                                 info = NULL;
1029                                 }
1030                         vw = real_view_window_new(NULL, NULL, cd, info);
1031                         if (vw && cd)
1032                                 {
1033                                 g_signal_connect(G_OBJECT(vw->window), "destroy",
1034                                                  G_CALLBACK(view_window_collection_unref_cb), cd);
1035                                 }
1036                         }
1037                 else if (isdir(fd->path) && filelist_read(fd, &list, NULL))
1038                         {
1039                         list = filelist_sort_path(list);
1040                         list = filelist_filter(list, FALSE);
1041                         real_view_window_new(NULL, list, NULL, NULL);
1042                         filelist_free(list);
1043                         }
1044                 else
1045                         {
1046                         real_view_window_new(fd, NULL, NULL, NULL);
1047                         }
1048                 }
1049 }
1050
1051 void view_window_new_from_list(GList *list)
1052 {
1053         real_view_window_new(NULL, list, NULL, NULL);
1054 }
1055
1056 void view_window_new_from_collection(CollectionData *cd, CollectInfo *info)
1057 {
1058         real_view_window_new(NULL, NULL, cd, info);
1059 }
1060
1061 /*
1062  *-----------------------------------------------------------------------------
1063  * public
1064  *-----------------------------------------------------------------------------
1065  */
1066
1067 void view_window_colors_update(void)
1068 {
1069         GList *work;
1070
1071         work = view_window_list;
1072         while (work)
1073                 {
1074                 ViewWindow *vw = static_cast<ViewWindow *>(work->data);
1075                 work = work->next;
1076
1077                 image_background_set_color_from_options(vw->imd, !!vw->fs);
1078                 }
1079 }
1080
1081 gboolean view_window_find_image(ImageWindow *imd, gint *index, gint *total)
1082 {
1083         GList *work;
1084
1085         work = view_window_list;
1086         while (work)
1087                 {
1088                 ViewWindow *vw = static_cast<ViewWindow *>(work->data);
1089                 work = work->next;
1090
1091                 if (vw->imd == imd ||
1092                     (vw->fs && vw->fs->imd == imd))
1093                         {
1094                         if (vw->ss)
1095                                 {
1096                                 gint n;
1097                                 gint t;
1098
1099                                 n = g_list_length(vw->ss->list_done);
1100                                 t = n + g_list_length(vw->ss->list);
1101                                 if (n == 0) n = t;
1102                                 if (index) *index = n - 1;
1103                                 if (total) *total = t;
1104                                 }
1105                         else
1106                                 {
1107                                 if (index) *index = g_list_position(vw->list, vw->list_pointer);
1108                                 if (total) *total = g_list_length(vw->list);
1109                                 }
1110                         return TRUE;
1111                         }
1112                 }
1113
1114         return FALSE;
1115 }
1116
1117 /*
1118  *-----------------------------------------------------------------------------
1119  * view window menu routines and callbacks
1120  *-----------------------------------------------------------------------------
1121  */
1122
1123 static void view_new_window_cb(GtkWidget *UNUSED(widget), gpointer data)
1124 {
1125         ViewWindow *vw = static_cast<ViewWindow *>(data);
1126         CollectionData *cd;
1127         CollectInfo *info;
1128
1129         cd = image_get_collection(vw->imd, &info);
1130
1131         if (cd && info)
1132                 {
1133                 view_window_new_from_collection(cd, info);
1134                 }
1135         else
1136                 {
1137                 view_window_new(image_get_fd(vw->imd));
1138                 }
1139 }
1140
1141 static void view_edit_cb(GtkWidget *widget, gpointer data)
1142 {
1143         ViewWindow *vw;
1144         ImageWindow *imd;
1145         const gchar *key = static_cast<const gchar *>(data);
1146
1147         vw = static_cast<ViewWindow *>(submenu_item_get_data(widget));
1148         if (!vw) return;
1149
1150         if (!editor_window_flag_set(key))
1151                 {
1152                 view_fullscreen_toggle(vw, TRUE);
1153                 }
1154
1155         imd = view_window_active_image(vw);
1156         file_util_start_editor_from_file(key, image_get_fd(imd), imd->widget);
1157 }
1158
1159 static void view_alter_cb(GtkWidget *widget, gpointer data)
1160 {
1161         ViewWindow *vw;
1162         AlterType type;
1163
1164         vw = static_cast<ViewWindow *>(submenu_item_get_data(widget));
1165         type = static_cast<AlterType>(GPOINTER_TO_INT(data));
1166
1167         if (!vw) return;
1168         image_alter_orientation(vw->imd, vw->imd->image_fd, type);
1169 }
1170
1171 static void view_zoom_in_cb(GtkWidget *UNUSED(widget), gpointer data)
1172 {
1173         ViewWindow *vw = static_cast<ViewWindow *>(data);
1174
1175         image_zoom_adjust(view_window_active_image(vw), get_zoom_increment());
1176 }
1177
1178 static void view_zoom_out_cb(GtkWidget *UNUSED(widget), gpointer data)
1179 {
1180         ViewWindow *vw = static_cast<ViewWindow *>(data);
1181
1182         image_zoom_adjust(view_window_active_image(vw), -get_zoom_increment());
1183 }
1184
1185 static void view_zoom_1_1_cb(GtkWidget *UNUSED(widget), gpointer data)
1186 {
1187         ViewWindow *vw = static_cast<ViewWindow *>(data);
1188
1189         image_zoom_set(view_window_active_image(vw), 1.0);
1190 }
1191
1192 static void view_zoom_fit_cb(GtkWidget *UNUSED(widget), gpointer data)
1193 {
1194         ViewWindow *vw = static_cast<ViewWindow *>(data);
1195
1196         image_zoom_set(view_window_active_image(vw), 0.0);
1197 }
1198
1199 static void view_copy_cb(GtkWidget *UNUSED(widget), gpointer data)
1200 {
1201         ViewWindow *vw = static_cast<ViewWindow *>(data);
1202         ImageWindow *imd;
1203
1204         imd = view_window_active_image(vw);
1205         file_util_copy(image_get_fd(imd), NULL, NULL, imd->widget);
1206 }
1207
1208 static void view_move_cb(GtkWidget *UNUSED(widget), gpointer data)
1209 {
1210         ViewWindow *vw = static_cast<ViewWindow *>(data);
1211         ImageWindow *imd;
1212
1213         imd = view_window_active_image(vw);
1214         file_util_move(image_get_fd(imd), NULL, NULL, imd->widget);
1215 }
1216
1217 static void view_rename_cb(GtkWidget *UNUSED(widget), gpointer data)
1218 {
1219         ViewWindow *vw = static_cast<ViewWindow *>(data);
1220         ImageWindow *imd;
1221
1222         imd = view_window_active_image(vw);
1223         file_util_rename(image_get_fd(imd), NULL, imd->widget);
1224 }
1225
1226 static void view_delete_cb(GtkWidget *UNUSED(widget), gpointer data)
1227 {
1228         ViewWindow *vw = static_cast<ViewWindow *>(data);
1229         ImageWindow *imd;
1230
1231         imd = view_window_active_image(vw);
1232         options->file_ops.safe_delete_enable = FALSE;
1233         file_util_delete(image_get_fd(imd), NULL, imd->widget);
1234 }
1235
1236 static void view_move_to_trash_cb(GtkWidget *UNUSED(widget), gpointer data)
1237 {
1238         ViewWindow *vw = static_cast<ViewWindow *>(data);
1239         ImageWindow *imd;
1240
1241         imd = view_window_active_image(vw);
1242         options->file_ops.safe_delete_enable = TRUE;
1243         file_util_delete(image_get_fd(imd), NULL, imd->widget);
1244 }
1245
1246 static void view_copy_path_cb(GtkWidget *UNUSED(widget), gpointer data)
1247 {
1248         ViewWindow *vw = static_cast<ViewWindow *>(data);
1249         ImageWindow *imd;
1250
1251         imd = view_window_active_image(vw);
1252         file_util_copy_path_to_clipboard(image_get_fd(imd), TRUE);
1253 }
1254
1255 static void view_copy_path_unquoted_cb(GtkWidget *UNUSED(widget), gpointer data)
1256 {
1257         ViewWindow *vw = static_cast<ViewWindow *>(data);
1258         ImageWindow *imd;
1259
1260         imd = view_window_active_image(vw);
1261         file_util_copy_path_to_clipboard(image_get_fd(imd), FALSE);
1262 }
1263
1264 static void view_fullscreen_cb(GtkWidget *UNUSED(widget), gpointer data)
1265 {
1266         ViewWindow *vw = static_cast<ViewWindow *>(data);
1267
1268         view_fullscreen_toggle(vw, FALSE);
1269 }
1270
1271 static void view_slideshow_start_cb(GtkWidget *UNUSED(widget), gpointer data)
1272 {
1273         ViewWindow *vw = static_cast<ViewWindow *>(data);
1274
1275         view_slideshow_start(vw);
1276 }
1277
1278 static void view_slideshow_stop_cb(GtkWidget *UNUSED(widget), gpointer data)
1279 {
1280         ViewWindow *vw = static_cast<ViewWindow *>(data);
1281
1282         view_slideshow_stop(vw);
1283 }
1284
1285 static void view_slideshow_pause_cb(GtkWidget *UNUSED(widget), gpointer data)
1286 {
1287         ViewWindow *vw = static_cast<ViewWindow *>(data);
1288
1289         slideshow_pause_toggle(vw->ss);
1290 }
1291
1292 static void view_close_cb(GtkWidget *UNUSED(widget), gpointer data)
1293 {
1294         ViewWindow *vw = static_cast<ViewWindow *>(data);
1295
1296         view_window_close(vw);
1297 }
1298
1299 static LayoutWindow *view_new_layout_with_fd(FileData *fd)
1300 {
1301         LayoutWindow *nw;
1302
1303         nw = layout_new(NULL, NULL);
1304         layout_sort_set(nw, options->file_sort.method, options->file_sort.ascending);
1305         layout_set_fd(nw, fd);
1306         return nw;
1307 }
1308
1309
1310 static void view_set_layout_path_cb(GtkWidget *UNUSED(widget), gpointer data)
1311 {
1312         ViewWindow *vw = static_cast<ViewWindow *>(data);
1313         LayoutWindow *lw;
1314         ImageWindow *imd;
1315
1316         imd = view_window_active_image(vw);
1317
1318         if (!imd || !imd->image_fd) return;
1319
1320         lw = layout_find_by_image_fd(imd);
1321         if (lw)
1322                 layout_set_fd(lw, imd->image_fd);
1323         else
1324                 view_new_layout_with_fd(imd->image_fd);
1325         view_window_close(vw);
1326 }
1327
1328 static void view_popup_menu_destroy_cb(GtkWidget *UNUSED(widget), gpointer data)
1329 {
1330         GList *editmenu_fd_list = static_cast<GList *>(data);
1331
1332         filelist_free(editmenu_fd_list);
1333 }
1334
1335 static GList *view_window_get_fd_list(ViewWindow *vw)
1336 {
1337         GList *list = NULL;
1338         ImageWindow *imd = view_window_active_image(vw);
1339
1340         if (imd)
1341                 {
1342                 FileData *fd = image_get_fd(imd);
1343                 if (fd) list = g_list_append(NULL, file_data_ref(fd));
1344                 }
1345
1346         return list;
1347 }
1348
1349 /**
1350  * @brief Add file selection list to a collection
1351  * @param[in] widget
1352  * @param[in] data Index to the collection list menu item selected, or -1 for new collection
1353  *
1354  *
1355  */
1356 static void image_pop_menu_collections_cb(GtkWidget *widget, gpointer data)
1357 {
1358         ViewWindow *vw;
1359         ImageWindow *imd;
1360         FileData *fd;
1361         GList *selection_list = NULL;
1362
1363         vw = static_cast<ViewWindow *>(submenu_item_get_data(widget));
1364         imd = view_window_active_image(vw);
1365         fd = image_get_fd(imd);
1366         selection_list = g_list_append(selection_list, fd);
1367         pop_menu_collections(selection_list, data);
1368
1369         filelist_free(selection_list);
1370 }
1371
1372 static GtkWidget *view_popup_menu(ViewWindow *vw)
1373 {
1374         GtkWidget *menu;
1375         GtkWidget *item;
1376         GList *editmenu_fd_list;
1377         GtkAccelGroup *accel_group;
1378
1379         menu = popup_menu_short_lived();
1380
1381         accel_group = gtk_accel_group_new();
1382         gtk_menu_set_accel_group(GTK_MENU(menu), accel_group);
1383
1384         g_object_set_data(G_OBJECT(menu), "window_keys", image_window_keys);
1385         g_object_set_data(G_OBJECT(menu), "accel_group", accel_group);
1386
1387         menu_item_add_stock(menu, _("Zoom _in"), GTK_STOCK_ZOOM_IN, G_CALLBACK(view_zoom_in_cb), vw);
1388         menu_item_add_stock(menu, _("Zoom _out"), GTK_STOCK_ZOOM_OUT, G_CALLBACK(view_zoom_out_cb), vw);
1389         menu_item_add_stock(menu, _("Zoom _1:1"), GTK_STOCK_ZOOM_100, G_CALLBACK(view_zoom_1_1_cb), vw);
1390         menu_item_add_stock(menu, _("Zoom to fit"), GTK_STOCK_ZOOM_FIT, G_CALLBACK(view_zoom_fit_cb), vw);
1391         menu_item_add_divider(menu);
1392
1393         editmenu_fd_list = view_window_get_fd_list(vw);
1394         g_signal_connect(G_OBJECT(menu), "destroy",
1395                          G_CALLBACK(view_popup_menu_destroy_cb), editmenu_fd_list);
1396         item = submenu_add_edit(menu, NULL, G_CALLBACK(view_edit_cb), vw, editmenu_fd_list);
1397         menu_item_add_divider(item);
1398
1399         submenu_add_alter(menu, G_CALLBACK(view_alter_cb), vw);
1400
1401         menu_item_add_stock(menu, _("View in _new window"), GTK_STOCK_NEW, G_CALLBACK(view_new_window_cb), vw);
1402         item = menu_item_add(menu, _("_Go to directory view"), G_CALLBACK(view_set_layout_path_cb), vw);
1403
1404         menu_item_add_divider(menu);
1405         menu_item_add_stock(menu, _("_Copy..."), GTK_STOCK_COPY, G_CALLBACK(view_copy_cb), vw);
1406         menu_item_add(menu, _("_Move..."), G_CALLBACK(view_move_cb), vw);
1407         menu_item_add(menu, _("_Rename..."), G_CALLBACK(view_rename_cb), vw);
1408         menu_item_add(menu, _("_Copy path"), G_CALLBACK(view_copy_path_cb), vw);
1409         menu_item_add(menu, _("_Copy path unquoted"), G_CALLBACK(view_copy_path_unquoted_cb), vw);
1410
1411         menu_item_add_divider(menu);
1412         menu_item_add_stock(menu,
1413                                 options->file_ops.confirm_move_to_trash ? _("Move to Trash...") :
1414                                         _("Move to Trash"), PIXBUF_INLINE_ICON_TRASH,
1415                                 G_CALLBACK(view_move_to_trash_cb), vw);
1416         menu_item_add_stock(menu,
1417                                 options->file_ops.confirm_delete ? _("_Delete...") :
1418                                         _("_Delete"), GTK_STOCK_DELETE,
1419                                 G_CALLBACK(view_delete_cb), vw);
1420
1421         menu_item_add_divider(menu);
1422
1423         submenu_add_collections(menu, &item,
1424                                 G_CALLBACK(image_pop_menu_collections_cb), vw);
1425         gtk_widget_set_sensitive(item, TRUE);
1426         menu_item_add_divider(menu);
1427
1428         if (vw->ss)
1429                 {
1430                 menu_item_add(menu, _("Toggle _slideshow"), G_CALLBACK(view_slideshow_stop_cb), vw);
1431                 if (slideshow_paused(vw->ss))
1432                         {
1433                         item = menu_item_add(menu, _("Continue slides_how"),
1434                                              G_CALLBACK(view_slideshow_pause_cb), vw);
1435                         }
1436                 else
1437                         {
1438                         item = menu_item_add(menu, _("Pause slides_how"),
1439                                              G_CALLBACK(view_slideshow_pause_cb), vw);
1440                         }
1441                 }
1442         else
1443                 {
1444                 item = menu_item_add(menu, _("Toggle _slideshow"), G_CALLBACK(view_slideshow_start_cb), vw);
1445                 gtk_widget_set_sensitive(item, (vw->list != NULL) || view_window_contains_collection(vw));
1446                 item = menu_item_add(menu, _("Pause slides_how"), G_CALLBACK(view_slideshow_pause_cb), vw);
1447                 gtk_widget_set_sensitive(item, FALSE);
1448                 }
1449
1450         if (vw->fs)
1451                 {
1452                 menu_item_add(menu, _("Exit _full screen"), G_CALLBACK(view_fullscreen_cb), vw);
1453                 }
1454         else
1455                 {
1456                 menu_item_add(menu, _("_Full screen"), G_CALLBACK(view_fullscreen_cb), vw);
1457                 }
1458
1459         menu_item_add_divider(menu);
1460         menu_item_add_stock(menu, _("C_lose window"), GTK_STOCK_CLOSE, G_CALLBACK(view_close_cb), vw);
1461
1462         return menu;
1463 }
1464
1465 /*
1466  *-------------------------------------------------------------------
1467  * dnd confirm dir
1468  *-------------------------------------------------------------------
1469  */
1470
1471 typedef struct {
1472         ViewWindow *vw;
1473         GList *list;
1474 } CViewConfirmD;
1475
1476 static void view_dir_list_cancel(GtkWidget *UNUSED(widget), gpointer UNUSED(data))
1477 {
1478         /* do nothing */
1479 }
1480
1481 static void view_dir_list_do(ViewWindow *vw, GList *list, gboolean skip, gboolean recurse)
1482 {
1483         GList *work;
1484
1485         view_window_set_list(vw, NULL);
1486
1487         work = list;
1488         while (work)
1489                 {
1490                 FileData *fd = static_cast<FileData *>(work->data);
1491                 work = work->next;
1492
1493                 if (isdir(fd->path))
1494                         {
1495                         if (!skip)
1496                                 {
1497                                 GList *list = NULL;
1498
1499                                 if (recurse)
1500                                         {
1501                                         list = filelist_recursive(fd);
1502                                         }
1503                                 else
1504                                         { /** @FIXME ?? */
1505                                         filelist_read(fd, &list, NULL);
1506                                         list = filelist_sort_path(list);
1507                                         list = filelist_filter(list, FALSE);
1508                                         }
1509                                 if (list) vw->list = g_list_concat(vw->list, list);
1510                                 }
1511                         }
1512                 else
1513                         {
1514                         /** @FIXME no filtering here */
1515                         vw->list = g_list_append(vw->list, file_data_ref(fd));
1516                         }
1517                 }
1518
1519         if (vw->list)
1520                 {
1521                 FileData *fd;
1522
1523                 vw->list_pointer = vw->list;
1524                 fd = static_cast<FileData *>(vw->list->data);
1525                 image_change_fd(vw->imd, fd, image_zoom_get_default(vw->imd));
1526
1527                 work = vw->list->next;
1528                 if (options->image.enable_read_ahead && work)
1529                         {
1530                         fd = static_cast<FileData *>(work->data);
1531                         image_prebuffer_set(vw->imd, fd);
1532                         }
1533                 }
1534         else
1535                 {
1536                 image_change_fd(vw->imd, NULL, image_zoom_get_default(vw->imd));
1537                 }
1538 }
1539
1540 static void view_dir_list_add(GtkWidget *UNUSED(widget), gpointer data)
1541 {
1542         CViewConfirmD *d = static_cast<CViewConfirmD *>(data);
1543         view_dir_list_do(d->vw, d->list, FALSE, FALSE);
1544 }
1545
1546 static void view_dir_list_recurse(GtkWidget *UNUSED(widget), gpointer data)
1547 {
1548         CViewConfirmD *d = static_cast<CViewConfirmD *>(data);
1549         view_dir_list_do(d->vw, d->list, FALSE, TRUE);
1550 }
1551
1552 static void view_dir_list_skip(GtkWidget *UNUSED(widget), gpointer data)
1553 {
1554         CViewConfirmD *d = static_cast<CViewConfirmD *>(data);
1555         view_dir_list_do(d->vw, d->list, TRUE, FALSE);
1556 }
1557
1558 static void view_dir_list_destroy(GtkWidget *UNUSED(widget), gpointer data)
1559 {
1560         CViewConfirmD *d = static_cast<CViewConfirmD *>(data);
1561         filelist_free(d->list);
1562         g_free(d);
1563 }
1564
1565 static GtkWidget *view_confirm_dir_list(ViewWindow *vw, GList *list)
1566 {
1567         GtkWidget *menu;
1568         CViewConfirmD *d;
1569
1570         d = g_new(CViewConfirmD, 1);
1571         d->vw = vw;
1572         d->list = list;
1573
1574         menu = popup_menu_short_lived();
1575         g_signal_connect(G_OBJECT(menu), "destroy",
1576                          G_CALLBACK(view_dir_list_destroy), d);
1577
1578         menu_item_add_stock(menu, _("Dropped list includes folders."), GTK_STOCK_DND_MULTIPLE, NULL, NULL);
1579         menu_item_add_divider(menu);
1580         menu_item_add_stock(menu, _("_Add contents"), GTK_STOCK_OK, G_CALLBACK(view_dir_list_add), d);
1581         menu_item_add_stock(menu, _("Add contents _recursive"), GTK_STOCK_ADD, G_CALLBACK(view_dir_list_recurse), d);
1582         menu_item_add_stock(menu, _("_Skip folders"), GTK_STOCK_REMOVE, G_CALLBACK(view_dir_list_skip), d);
1583         menu_item_add_divider(menu);
1584         menu_item_add_stock(menu, _("Cancel"), GTK_STOCK_CANCEL, G_CALLBACK(view_dir_list_cancel), d);
1585
1586         return menu;
1587 }
1588
1589 /*
1590  *-----------------------------------------------------------------------------
1591  * image drag and drop routines
1592  *-----------------------------------------------------------------------------
1593  */
1594
1595 static void view_window_get_dnd_data(GtkWidget *UNUSED(widget), GdkDragContext *context,
1596                                      gint UNUSED(x), gint UNUSED(y),
1597                                      GtkSelectionData *selection_data, guint info,
1598                                      guint UNUSED(time), gpointer data)
1599 {
1600         ViewWindow *vw = static_cast<ViewWindow *>(data);
1601         ImageWindow *imd;
1602
1603         if (gtk_drag_get_source_widget(context) == vw->imd->pr) return;
1604
1605         imd = vw->imd;
1606
1607         if (info == TARGET_URI_LIST || info == TARGET_APP_COLLECTION_MEMBER)
1608                 {
1609                 CollectionData *source;
1610                 GList *list;
1611                 GList *info_list;
1612
1613                 if (info == TARGET_URI_LIST)
1614                         {
1615                         GList *work;
1616
1617                         list = uri_filelist_from_gtk_selection_data(selection_data);
1618
1619                         work = list;
1620                         while (work)
1621                                 {
1622                                 FileData *fd = static_cast<FileData *>(work->data);
1623                                 if (isdir(fd->path))
1624                                         {
1625                                         GtkWidget *menu;
1626                                         menu = view_confirm_dir_list(vw, list);
1627                                         gtk_menu_popup_at_pointer(GTK_MENU(menu), NULL);
1628                                         return;
1629                                         }
1630                                 work = work->next;
1631                                 }
1632
1633                         list = filelist_filter(list, FALSE);
1634
1635                         source = NULL;
1636                         info_list = NULL;
1637                         }
1638                 else
1639                         {
1640                         source = collection_from_dnd_data((gchar *)gtk_selection_data_get_data(selection_data), &list, &info_list);
1641                         }
1642
1643                 if (list)
1644                         {
1645                         FileData *fd;
1646
1647                         fd = static_cast<FileData *>(list->data);
1648                         if (isfile(fd->path))
1649                                 {
1650                                 view_slideshow_stop(vw);
1651                                 view_window_set_list(vw, NULL);
1652
1653                                 if (source && info_list)
1654                                         {
1655                                         image_change_from_collection(imd, source, static_cast<CollectInfo *>(info_list->data), image_zoom_get_default(imd));
1656                                         }
1657                                 else
1658                                         {
1659                                         if (list->next)
1660                                                 {
1661                                                 vw->list = list;
1662                                                 list = NULL;
1663
1664                                                 vw->list_pointer = vw->list;
1665                                                 }
1666                                         image_change_fd(imd, fd, image_zoom_get_default(imd));
1667                                         }
1668                                 }
1669                         }
1670                 filelist_free(list);
1671                 g_list_free(info_list);
1672                 }
1673 }
1674
1675 static void view_window_set_dnd_data(GtkWidget *UNUSED(widget), GdkDragContext *UNUSED(context),
1676                                      GtkSelectionData *selection_data, guint UNUSED(info),
1677                                      guint UNUSED(time), gpointer data)
1678 {
1679         ViewWindow *vw = static_cast<ViewWindow *>(data);
1680         FileData *fd;
1681
1682         fd = image_get_fd(vw->imd);
1683
1684         if (fd)
1685                 {
1686                 GList *list;
1687
1688                 list = g_list_append(NULL, fd);
1689                 uri_selection_data_set_uris_from_filelist(selection_data, list);
1690                 g_list_free(list);
1691                 }
1692         else
1693                 {
1694                 gtk_selection_data_set(selection_data, gtk_selection_data_get_target(selection_data),
1695                                        8, NULL, 0);
1696                 }
1697 }
1698
1699 static void view_window_dnd_init(ViewWindow *vw)
1700 {
1701         ImageWindow *imd;
1702
1703         imd = vw->imd;
1704
1705         gtk_drag_source_set(imd->pr, GDK_BUTTON2_MASK,
1706                             dnd_file_drag_types, dnd_file_drag_types_count,
1707                             static_cast<GdkDragAction>(GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK));
1708         g_signal_connect(G_OBJECT(imd->pr), "drag_data_get",
1709                          G_CALLBACK(view_window_set_dnd_data), vw);
1710
1711         gtk_drag_dest_set(imd->pr,
1712                           static_cast<GtkDestDefaults>(GTK_DEST_DEFAULT_MOTION | GTK_DEST_DEFAULT_DROP),
1713                           dnd_file_drop_types, dnd_file_drop_types_count,
1714                           static_cast<GdkDragAction>(GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK));
1715         g_signal_connect(G_OBJECT(imd->pr), "drag_data_received",
1716                          G_CALLBACK(view_window_get_dnd_data), vw);
1717 }
1718
1719 /*
1720  *-----------------------------------------------------------------------------
1721  * maintenance (for rename, move, remove)
1722  *-----------------------------------------------------------------------------
1723  */
1724
1725 static void view_real_removed(ViewWindow *vw, FileData *fd)
1726 {
1727         ImageWindow *imd;
1728         FileData *image_fd;
1729
1730         imd = view_window_active_image(vw);
1731         image_fd = image_get_fd(imd);
1732
1733         if (image_fd && image_fd == fd)
1734                 {
1735                 if (vw->list)
1736                         {
1737                         view_list_step(vw, TRUE);
1738                         if (image_get_fd(imd) == image_fd)
1739                                 {
1740                                 view_list_step(vw, FALSE);
1741                                 }
1742                         }
1743                 else if (view_window_contains_collection(vw))
1744                         {
1745                         view_collection_step(vw, TRUE);
1746                         if (image_get_fd(imd) == image_fd)
1747                                 {
1748                                 view_collection_step(vw, FALSE);
1749                                 }
1750                         }
1751                 if (image_get_fd(imd) == image_fd)
1752                         {
1753                         image_change_fd(imd, NULL, image_zoom_get_default(imd));
1754                         }
1755                 }
1756
1757         if (vw->list)
1758                 {
1759                 GList *work;
1760                 GList *old;
1761
1762                 old = vw->list_pointer;
1763
1764                 work = vw->list;
1765                 while (work)
1766                         {
1767                         FileData *chk_fd;
1768                         GList *chk_link;
1769
1770                         chk_fd = static_cast<FileData *>(work->data);
1771                         chk_link = work;
1772                         work = work->next;
1773
1774                         if (chk_fd == fd)
1775                                 {
1776                                 if (vw->list_pointer == chk_link)
1777                                         {
1778                                         vw->list_pointer = (chk_link->next) ? chk_link->next : chk_link->prev;
1779                                         }
1780                                 vw->list = g_list_remove(vw->list, chk_fd);
1781                                 file_data_unref(chk_fd);
1782                                 }
1783                         }
1784
1785                 /* handles stepping correctly when same image is in the list more than once */
1786                 if (old && old != vw->list_pointer)
1787                         {
1788                         FileData *fd;
1789
1790                         if (vw->list_pointer)
1791                                 {
1792                                 fd = static_cast<FileData *>(vw->list_pointer->data);
1793                                 }
1794                         else
1795                                 {
1796                                 fd = NULL;
1797                                 }
1798
1799                         image_change_fd(imd, fd, image_zoom_get_default(imd));
1800                         }
1801                 }
1802
1803         image_osd_update(imd);
1804 }
1805
1806 static void view_window_notify_cb(FileData *fd, NotifyType type, gpointer data)
1807 {
1808         ViewWindow *vw = static_cast<ViewWindow *>(data);
1809
1810         if (!(type & NOTIFY_CHANGE) || !fd->change) return;
1811
1812         DEBUG_1("Notify view_window: %s %04x", fd->path, type);
1813
1814         switch (fd->change->type)
1815                 {
1816                 case FILEDATA_CHANGE_MOVE:
1817                 case FILEDATA_CHANGE_RENAME:
1818                         break;
1819                 case FILEDATA_CHANGE_COPY:
1820                         break;
1821                 case FILEDATA_CHANGE_DELETE:
1822                         view_real_removed(vw, fd);
1823                         break;
1824                 case FILEDATA_CHANGE_UNSPECIFIED:
1825                 case FILEDATA_CHANGE_WRITE_METADATA:
1826                         break;
1827                 }
1828 }
1829 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */