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-load.h"
  33 #include "image-overlay.h"
  34 #include "layout.h"
  35 #include "layout_image.h"
  36 #include "layout_util.h"
  37 #include "menu.h"
  38 #include "misc.h"
  39 #include "pixbuf_util.h"
  40 #include "pixbuf-renderer.h"
  41 #include "print.h"
  42 #include "slideshow.h"
  43 #include "ui_fileops.h"
  44 #include "ui_menu.h"
  45 #include "uri_utils.h"
  46 #include "utilops.h"
  47 #include "window.h"
  48
  49 #include <gdk/gdkkeysyms.h> /* for keyboard values */
  50
  51
  52 typedef struct _ViewWindow ViewWindow;
  53 struct _ViewWindow
  54 {
  55         GtkWidget *window;
  56         ImageWindow *imd;
  57         FullScreenData *fs;
  58         SlideShowData *ss;
  59
  60         GList *list;
  61         GList *list_pointer;
  62 };
  63
  64
  65 static GList *view_window_list = NULL;
  66
  67
  68 static GtkWidget *view_popup_menu(ViewWindow *vw);
  69 static void view_fullscreen_toggle(ViewWindow *vw, gboolean force_off);
  70 static void view_overlay_toggle(ViewWindow *vw);
  71
  72 static void view_slideshow_next(ViewWindow *vw);
  73 static void view_slideshow_prev(ViewWindow *vw);
  74 static void view_slideshow_start(ViewWindow *vw);
  75 static void view_slideshow_stop(ViewWindow *vw);
  76
  77 static void view_window_close(ViewWindow *vw);
  78
  79 static void view_window_dnd_init(ViewWindow *vw);
  80
  81 static void view_window_notify_cb(FileData *fd, NotifyType type, gpointer data);
  82
  83
  84 /**
  85  * This array must be kept in sync with the contents of:\n
  86  *  @link view_popup_menu() @endlink \n
  87  *  @link view_window_key_press_cb() @endlink
  88  *
  89  * See also @link hard_coded_window_keys @endlink
  90  **/
  91 hard_coded_window_keys image_window_keys[] = {
  92         {GDK_CONTROL_MASK, 'C', N_("Copy")},
  93         {GDK_CONTROL_MASK, 'M', N_("Move")},
  94         {GDK_CONTROL_MASK, 'R', N_("Rename")},
  95         {GDK_CONTROL_MASK, 'D', N_("Move to Trash")},
  96         {0, GDK_KEY_Delete, N_("Move to Trash")},
  97         {GDK_SHIFT_MASK, GDK_KEY_Delete, N_("Delete")},
  98         {GDK_CONTROL_MASK, 'W', N_("Close window")},
  99         {GDK_SHIFT_MASK, 'R', N_("Rotate 180°")},
 100         {GDK_SHIFT_MASK, 'M', N_("Rotate mirror")},
 101         {GDK_SHIFT_MASK, 'F', N_("Rotate flip")},
 102         {0, ']', N_(" Rotate counterclockwise 90°")},
 103         {0, '[', N_(" Rotate clockwise 90°")},
 104         {0, GDK_KEY_Page_Up, N_("Previous")},
 105         {0, GDK_KEY_KP_Page_Up, N_("Previous")},
 106         {0, GDK_KEY_BackSpace, N_("Previous")},
 107         {0, 'B', N_("Previous")},
 108         {0, GDK_KEY_Page_Down, N_("Next")},
 109         {0, GDK_KEY_KP_Page_Down, N_("Next")},
 110         {0, GDK_KEY_space, N_("Next")},
 111         {0, 'N', N_("Next")},
 112         {0, GDK_KEY_equal, N_("Zoom in")},
 113         {0, GDK_KEY_plus, N_("Zoom in")},
 114         {0, GDK_KEY_minus, N_("Zoom out")},
 115         {0, 'X', N_("Zoom to fit")},
 116         {0, GDK_KEY_KP_Multiply, N_("Zoom to fit")},
 117         {0, 'Z', N_("Zoom 1:1")},
 118         {0, GDK_KEY_KP_Divide, N_("Zoom 1:1")},
 119         {0, GDK_KEY_1, N_("Zoom 1:1")},
 120         {0, '2', N_("Zoom 2:1")},
 121         {0, '3', N_("Zoom 3:1")},
 122         {0, '4', N_("Zoom 4:1")},
 123         {0, '7', N_("Zoom 1:4")},
 124         {0, '8', N_("Zoom 1:3")},
 125         {0, '9', N_("Zoom 1:2")},
 126         {0, 'W', N_("Zoom fit window width")},
 127         {0, 'H', N_("Zoom fit window height")},
 128         {0, 'S', N_("Toggle slideshow")},
 129         {0, 'P', N_("Pause slideshow")},
 130         {0, 'R', N_("Reload image")},
 131         {0, 'F', N_("Full screen")},
 132         {0, 'V', N_("Fullscreen")},
 133         {0, GDK_KEY_F11, N_("Fullscreen")},
 134         {0, 'I', N_("Image overlay")},
 135         {0, GDK_KEY_Escape, N_("Exit fullscreen")},
 136         {0, GDK_KEY_Escape, N_("Close window")},
 137         {GDK_SHIFT_MASK, 'G', N_("Desaturate")},
 138         {GDK_SHIFT_MASK, 'P', N_("Print")},
 139         {0, 0, NULL}
 140 };
 141
 142
 143 /*
 144  *-----------------------------------------------------------------------------
 145  * misc
 146  *-----------------------------------------------------------------------------
 147  */
 148
 149 static ImageWindow *view_window_active_image(ViewWindow *vw)
 150 {
 151         if (vw->fs) return vw->fs->imd;
 152
 153         return vw->imd;
 154 }
 155
 156 static void view_window_set_list(ViewWindow *vw, GList *list)
 157 {
 158
 159         filelist_free(vw->list);
 160         vw->list = NULL;
 161         vw->list_pointer = NULL;
 162
 163         vw->list = filelist_copy(list);
 164 }
 165
 166 static gboolean view_window_contains_collection(ViewWindow *vw)
 167 {
 168         CollectionData *cd;
 169         CollectInfo *info;
 170
 171         cd = image_get_collection(view_window_active_image(vw), &info);
 172
 173         return (cd && info);
 174 }
 175
 176 static void view_collection_step(ViewWindow *vw, gboolean next)
 177 {
 178         ImageWindow *imd = view_window_active_image(vw);
 179         CollectionData *cd;
 180         CollectInfo *info;
 181         CollectInfo *read_ahead_info = NULL;
 182
 183         cd = image_get_collection(imd, &info);
 184
 185         if (!cd || !info) return;
 186
 187         if (next)
 188                 {
 189                 info = collection_next_by_info(cd, info);
 190                 if (options->image.enable_read_ahead)
 191                         {
 192                         read_ahead_info = collection_next_by_info(cd, info);
 193                         if (!read_ahead_info) read_ahead_info = collection_prev_by_info(cd, info);
 194                         }
 195                 }
 196         else
 197                 {
 198                 info = collection_prev_by_info(cd, info);
 199                 if (options->image.enable_read_ahead)
 200                         {
 201                         read_ahead_info = collection_prev_by_info(cd, info);
 202                         if (!read_ahead_info) read_ahead_info = collection_next_by_info(cd, info);
 203                         }
 204                 }
 205
 206         if (info)
 207                 {
 208                 image_change_from_collection(imd, cd, info, image_zoom_get_default(imd));
 209
 210                 if (read_ahead_info) image_prebuffer_set(imd, read_ahead_info->fd);
 211                 }
 212
 213 }
 214
 215 static void view_collection_step_to_end(ViewWindow *vw, gboolean last)
 216 {
 217         ImageWindow *imd = view_window_active_image(vw);
 218         CollectionData *cd;
 219         CollectInfo *info;
 220         CollectInfo *read_ahead_info = NULL;
 221
 222         cd = image_get_collection(imd, &info);
 223
 224         if (!cd || !info) return;
 225
 226         if (last)
 227                 {
 228                 info = collection_get_last(cd);
 229                 if (options->image.enable_read_ahead) read_ahead_info = collection_prev_by_info(cd, info);
 230                 }
 231         else
 232                 {
 233                 info = collection_get_first(cd);
 234                 if (options->image.enable_read_ahead) read_ahead_info = collection_next_by_info(cd, info);
 235                 }
 236
 237         if (info)
 238                 {
 239                 image_change_from_collection(imd, cd, info, image_zoom_get_default(imd));
 240                 if (read_ahead_info) image_prebuffer_set(imd, read_ahead_info->fd);
 241                 }
 242 }
 243
 244 static void view_list_step(ViewWindow *vw, gboolean next)
 245 {
 246         ImageWindow *imd = view_window_active_image(vw);
 247         FileData *fd;
 248         GList *work;
 249         GList *work_ahead;
 250
 251         if (!vw->list) return;
 252
 253         fd = image_get_fd(imd);
 254         if (!fd) return;
 255
 256         if (g_list_position(vw->list, vw->list_pointer) >= 0)
 257                 {
 258                 work = vw->list_pointer;
 259                 }
 260         else
 261                 {
 262                 gboolean found = FALSE;
 263
 264                 work = vw->list;
 265                 while (work && !found)
 266                         {
 267                         FileData *temp;
 268
 269                         temp = work->data;
 270
 271                         if (fd == temp)
 272                                 {
 273                                 found = TRUE;
 274                                 }
 275                         else
 276                                 {
 277                                 work = work->next;
 278                                 }
 279                         }
 280                 }
 281         if (!work) return;
 282
 283         work_ahead = NULL;
 284         if (next)
 285                 {
 286                 work = work->next;
 287                 if (work) work_ahead = work->next;
 288                 }
 289         else
 290                 {
 291                 work = work->prev;
 292                 if (work) work_ahead = work->prev;
 293                 }
 294
 295         if (!work) return;
 296
 297         vw->list_pointer = work;
 298         fd = work->data;
 299         image_change_fd(imd, fd, image_zoom_get_default(imd));
 300
 301         if (options->image.enable_read_ahead && work_ahead)
 302                 {
 303                 FileData *next_fd = work_ahead->data;
 304                 image_prebuffer_set(imd, next_fd);
 305                 }
 306 }
 307
 308 static void view_list_step_to_end(ViewWindow *vw, gboolean last)
 309 {
 310         ImageWindow *imd = view_window_active_image(vw);
 311         FileData *fd;
 312         GList *work;
 313         GList *work_ahead;
 314
 315         if (!vw->list) return;
 316
 317         if (last)
 318                 {
 319                 work = g_list_last(vw->list);
 320                 work_ahead = work->prev;
 321                 }
 322         else
 323                 {
 324                 work = vw->list;
 325                 work_ahead = work->next;
 326                 }
 327
 328         vw->list_pointer = work;
 329         fd = work->data;
 330         image_change_fd(imd, fd, image_zoom_get_default(imd));
 331
 332         if (options->image.enable_read_ahead && work_ahead)
 333                 {
 334                 FileData *next_fd = work_ahead->data;
 335                 image_prebuffer_set(imd, next_fd);
 336                 }
 337 }
 338
 339 static void view_step_next(ViewWindow *vw)
 340 {
 341         if (vw->ss)
 342                 {
 343                 view_slideshow_next(vw);
 344                 }
 345         else if (vw->list)
 346                 {
 347                 view_list_step(vw, TRUE);
 348                 }
 349         else
 350                 {
 351                 view_collection_step(vw, TRUE);
 352                 }
 353 }
 354
 355 static void view_step_prev(ViewWindow *vw)
 356 {
 357         if (vw->ss)
 358                 {
 359                 view_slideshow_prev(vw);
 360                 }
 361         else if (vw->list)
 362                 {
 363                 view_list_step(vw, FALSE);
 364                 }
 365         else
 366                 {
 367                 view_collection_step(vw, FALSE);
 368                 }
 369 }
 370
 371 static void view_step_to_end(ViewWindow *vw, gboolean last)
 372 {
 373         if (vw->list)
 374                 {
 375                 view_list_step_to_end(vw, last);
 376                 }
 377         else
 378                 {
 379                 view_collection_step_to_end(vw, last);
 380                 }
 381 }
 382
 383 /*
 384  *-----------------------------------------------------------------------------
 385  * view window keyboard
 386  *-----------------------------------------------------------------------------
 387  */
 388
 389 static void view_window_menu_pos_cb(GtkMenu *menu, gint *x, gint *y, gboolean *push_in, gpointer data)
 390 {
 391         ViewWindow *vw = data;
 392         ImageWindow *imd;
 393
 394         imd = view_window_active_image(vw);
 395         gdk_window_get_origin(gtk_widget_get_window(imd->pr), x, y);
 396         popup_menu_position_clamp(menu, x, y, 0);
 397 }
 398
 399 static gboolean view_window_key_press_cb(GtkWidget *widget, GdkEventKey *event, gpointer data)
 400 {
 401         ViewWindow *vw = data;
 402         ImageWindow *imd;
 403         gint stop_signal;
 404         GtkWidget *menu;
 405         gint x = 0;
 406         gint y = 0;
 407
 408         imd = view_window_active_image(vw);
 409
 410         stop_signal = TRUE;
 411         switch (event->keyval)
 412                 {
 413                 case GDK_KEY_Left: case GDK_KEY_KP_Left:
 414                         x -= 1;
 415                         break;
 416                 case GDK_KEY_Right: case GDK_KEY_KP_Right:
 417                         x += 1;
 418                         break;
 419                 case GDK_KEY_Up: case GDK_KEY_KP_Up:
 420                         y -= 1;
 421                         break;
 422                 case GDK_KEY_Down: case GDK_KEY_KP_Down:
 423                         y += 1;
 424                         break;
 425                 default:
 426                         stop_signal = FALSE;
 427                         break;
 428                 }
 429
 430         if (x != 0 || y!= 0)
 431                 {
 432                 if (event->state & GDK_SHIFT_MASK)
 433                         {
 434                         x *= 3;
 435                         y *= 3;
 436                         }
 437
 438                 keyboard_scroll_calc(&x, &y, event);
 439                 image_scroll(imd, x, y);
 440                 }
 441
 442         if (stop_signal) return stop_signal;
 443
 444         if (event->state & GDK_CONTROL_MASK)
 445                 {
 446                 stop_signal = TRUE;
 447                 switch (event->keyval)
 448                         {
 449                         case '1':
 450                         case '2':
 451                         case '3':
 452                         case '4':
 453                         case '5':
 454                         case '6':
 455                         case '7':
 456                         case '8':
 457                         case '9':
 458                         case '0':
 459                                 break;
 460                         case 'C': case 'c':
 461                                 file_util_copy(image_get_fd(imd), NULL, NULL, imd->widget);
 462                                 break;
 463                         case 'M': case 'm':
 464                                 file_util_move(image_get_fd(imd), NULL, NULL, imd->widget);
 465                                 break;
 466                         case 'R': case 'r':
 467                                 file_util_rename(image_get_fd(imd), NULL, imd->widget);
 468                                 break;
 469                         case 'D': case 'd':
 470                                 options->file_ops.safe_delete_enable = TRUE;
 471                                 file_util_delete(image_get_fd(imd), NULL, imd->widget);
 472                                 break;
 473                         case 'W': case 'w':
 474                                 view_window_close(vw);
 475                                 break;
 476                         default:
 477                                 stop_signal = FALSE;
 478                                 break;
 479                         }
 480                 }
 481         else if (event->state & GDK_SHIFT_MASK)
 482                 {
 483                 stop_signal = TRUE;
 484                 switch (event->keyval)
 485                         {
 486                         case 'R': case 'r':
 487                                 image_alter_orientation(imd, imd->image_fd, ALTER_ROTATE_180);
 488                                 break;
 489                         case 'M': case 'm':
 490                                 image_alter_orientation(imd, imd->image_fd, ALTER_MIRROR);
 491                                 break;
 492                         case 'F': case 'f':
 493                                 image_alter_orientation(imd, imd->image_fd, ALTER_FLIP);
 494                                 break;
 495                         case 'G': case 'g':
 496                                 image_set_desaturate(imd, !image_get_desaturate(imd));
 497                                 break;
 498                         case 'P': case 'p':
 499                                 {
 500                                 FileData *fd;
 501
 502                                 view_fullscreen_toggle(vw, TRUE);
 503                                 imd = view_window_active_image(vw);
 504                                 fd = image_get_fd(imd);
 505                                 print_window_new(fd,
 506                                                  fd ? g_list_append(NULL, file_data_ref(fd)) : NULL,
 507                                                  filelist_copy(vw->list), vw->window);
 508                                 }
 509                                 break;
 510                         case GDK_KEY_Delete: case GDK_KEY_KP_Delete:
 511                                 if (options->file_ops.enable_delete_key)
 512                                         {
 513                                         options->file_ops.safe_delete_enable = FALSE;
 514                                         file_util_delete(image_get_fd(imd), NULL, imd->widget);
 515                                         }
 516                                 break;
 517                         default:
 518                                 stop_signal = FALSE;
 519                                 break;
 520                         }
 521                 }
 522         else
 523                 {
 524                 stop_signal = TRUE;
 525                 switch (event->keyval)
 526                         {
 527                         case GDK_KEY_Page_Up: case GDK_KEY_KP_Page_Up:
 528                         case GDK_KEY_BackSpace:
 529                         case 'B': case 'b':
 530                                 view_step_prev(vw);
 531                                 break;
 532                         case GDK_KEY_Page_Down: case GDK_KEY_KP_Page_Down:
 533                         case GDK_KEY_space:
 534                         case 'N': case 'n':
 535                                 view_step_next(vw);
 536                                 break;
 537                         case GDK_KEY_Home: case GDK_KEY_KP_Home:
 538                                 view_step_to_end(vw, FALSE);
 539                                 break;
 540                         case GDK_KEY_End: case GDK_KEY_KP_End:
 541                                 view_step_to_end(vw, TRUE);
 542                                 break;
 543                         case '+': case '=': case GDK_KEY_KP_Add:
 544                                 image_zoom_adjust(imd, get_zoom_increment());
 545                                 break;
 546                         case '-': case GDK_KEY_KP_Subtract:
 547                                 image_zoom_adjust(imd, -get_zoom_increment());
 548                                 break;
 549                         case 'X': case 'x': case GDK_KEY_KP_Multiply:
 550                                 image_zoom_set(imd, 0.0);
 551                                 break;
 552                         case 'Z': case 'z': case GDK_KEY_KP_Divide: case '1':
 553                                 image_zoom_set(imd, 1.0);
 554                                 break;
 555                         case '2':
 556                                 image_zoom_set(imd, 2.0);
 557                                 break;
 558                         case '3':
 559                                 image_zoom_set(imd, 3.0);
 560                                 break;
 561                         case '4':
 562                                 image_zoom_set(imd, 4.0);
 563                                 break;
 564                         case '7':
 565                                 image_zoom_set(imd, -4.0);
 566                                 break;
 567                         case '8':
 568                                 image_zoom_set(imd, -3.0);
 569                                 break;
 570                         case '9':
 571                                 image_zoom_set(imd, -2.0);
 572                                 break;
 573                         case 'W': case 'w':
 574                                 image_zoom_set_fill_geometry(imd, FALSE);
 575                                 break;
 576                         case 'H': case 'h':
 577                                 image_zoom_set_fill_geometry(imd, TRUE);
 578                                 break;
 579                         case 'R': case 'r':
 580                                 image_reload(imd);
 581                                 break;
 582                         case 'S': case 's':
 583                                 if (vw->ss)
 584                                         {
 585                                         view_slideshow_stop(vw);
 586                                         }
 587                                 else
 588                                         {
 589                                         view_slideshow_start(vw);
 590                                         }
 591                                 break;
 592                         case 'P': case 'p':
 593                                 slideshow_pause_toggle(vw->ss);
 594                                 break;
 595                         case 'F': case 'f':
 596                         case 'V': case 'v':
 597                         case GDK_KEY_F11:
 598                                 view_fullscreen_toggle(vw, FALSE);
 599                                 break;
 600                         case 'I': case 'i':
 601                                 view_overlay_toggle(vw);
 602                                 break;
 603                         case ']':
 604                                 image_alter_orientation(imd, imd->image_fd, ALTER_ROTATE_90);
 605                                 break;
 606                         case '[':
 607                                 image_alter_orientation(imd, imd->image_fd, ALTER_ROTATE_90_CC);
 608                                 break;
 609                         case GDK_KEY_Delete: case GDK_KEY_KP_Delete:
 610                                 if (options->file_ops.enable_delete_key)
 611                                         {
 612                                         options->file_ops.safe_delete_enable = TRUE;
 613                                         file_util_delete(image_get_fd(imd), NULL, imd->widget);
 614                                         }
 615                                 break;
 616                         case GDK_KEY_Escape:
 617                                 if (vw->fs)
 618                                         {
 619                                         view_fullscreen_toggle(vw, TRUE);
 620                                         }
 621                                 else
 622                                         {
 623                                         view_window_close(vw);
 624                                         }
 625                                 break;
 626                         case GDK_KEY_Menu:
 627                         case GDK_KEY_F10:
 628                                 menu = view_popup_menu(vw);
 629                                 gtk_menu_popup(GTK_MENU(menu), NULL, NULL,
 630                                                view_window_menu_pos_cb, vw, 0, GDK_CURRENT_TIME);
 631                                 break;
 632                         default:
 633                                 stop_signal = FALSE;
 634                                 break;
 635                         }
 636                 }
 637         if (!stop_signal && is_help_key(event))
 638                 {
 639                 help_window_show("GuideOtherWindowsImageWindow.html");
 640                 stop_signal = TRUE;
 641                 }
 642
 643         return stop_signal;
 644 }
 645
 646 /*
 647  *-----------------------------------------------------------------------------
 648  * view window main routines
 649  *-----------------------------------------------------------------------------
 650  */
 651 static void button_cb(ImageWindow *imd, GdkEventButton *event, gpointer data)
 652 {
 653         ViewWindow *vw = data;
 654         GtkWidget *menu;
 655         gchar *dest_dir;
 656         LayoutWindow *lw_new;
 657
 658         switch (event->button)
 659                 {
 660                 case MOUSE_BUTTON_LEFT:
 661                         if (options->image_l_click_archive && imd->image_fd->format_class == FORMAT_CLASS_ARCHIVE)
 662                                 {
 663                                 dest_dir = open_archive(imd->image_fd);
 664                                 if (dest_dir)
 665                                         {
 666                                         lw_new = layout_new_from_default();
 667                                         layout_set_path(lw_new, dest_dir);
 668                                         g_free(dest_dir);
 669                                         }
 670                                 else
 671                                         {
 672                                         warning_dialog(_("Cannot open archive file"), _("See the Log Window"), GTK_STOCK_DIALOG_WARNING, NULL);
 673                                         }
 674                                 }
 675                         else if (options->image_l_click_video && options->image_l_click_video_editor && imd->image_fd->format_class == FORMAT_CLASS_VIDEO)
 676                                 {
 677                                 start_editor_from_file(options->image_l_click_video_editor, imd->image_fd);
 678                                 }
 679                         else if (options->image_lm_click_nav)
 680                                 view_step_next(vw);
 681                         break;
 682                 case MOUSE_BUTTON_MIDDLE:
 683                         if (options->image_lm_click_nav)
 684                                 view_step_prev(vw);
 685                         break;
 686                 case MOUSE_BUTTON_RIGHT:
 687                         menu = view_popup_menu(vw);
 688                         gtk_menu_popup(GTK_MENU(menu), NULL, NULL, NULL, NULL, 3, event->time);
 689                         break;
 690                 default:
 691                         break;
 692                 }
 693 }
 694
 695 static void scroll_cb(ImageWindow *imd, GdkEventScroll *event, gpointer data)
 696 {
 697         ViewWindow *vw = data;
 698
 699         if ((event->state & GDK_CONTROL_MASK) ||
 700                                 (imd->mouse_wheel_mode && !options->image_lm_click_nav))
 701                 {
 702                 switch (event->direction)
 703                         {
 704                         case GDK_SCROLL_UP:
 705                                 image_zoom_adjust_at_point(imd, get_zoom_increment(), event->x, event->y);
 706                                 break;
 707                         case GDK_SCROLL_DOWN:
 708                                 image_zoom_adjust_at_point(imd, -get_zoom_increment(), event->x, event->y);
 709                                 break;
 710                         default:
 711                                 break;
 712                         }
 713                 }
 714         else if ( (event->state & GDK_SHIFT_MASK) != (guint) (options->mousewheel_scrolls))
 715                 {
 716                 switch (event->direction)
 717                         {
 718                         case GDK_SCROLL_UP:
 719                                 image_scroll(imd, 0, -MOUSEWHEEL_SCROLL_SIZE);
 720                                 break;
 721                         case GDK_SCROLL_DOWN:
 722                                 image_scroll(imd, 0, MOUSEWHEEL_SCROLL_SIZE);
 723                                 break;
 724                         case GDK_SCROLL_LEFT:
 725                                 image_scroll(imd, -MOUSEWHEEL_SCROLL_SIZE, 0);
 726                                 break;
 727                         case GDK_SCROLL_RIGHT:
 728                                 image_scroll(imd, MOUSEWHEEL_SCROLL_SIZE, 0);
 729                                 break;
 730                         default:
 731                                 break;
 732                         }
 733                 }
 734         else
 735                 {
 736                 switch (event->direction)
 737                         {
 738                         case GDK_SCROLL_UP:
 739                                 view_step_prev(vw);
 740                                 break;
 741                         case GDK_SCROLL_DOWN:
 742                                 view_step_next(vw);
 743                                 break;
 744                         default:
 745                                 break;
 746                         }
 747                 }
 748 }
 749
 750 static void view_image_set_buttons(ViewWindow *vw, ImageWindow *imd)
 751 {
 752         image_set_button_func(imd, button_cb, vw);
 753         image_set_scroll_func(imd, scroll_cb, vw);
 754 }
 755
 756 static void view_fullscreen_stop_func(FullScreenData *fs, gpointer data)
 757 {
 758         ViewWindow *vw = data;
 759
 760         vw->fs = NULL;
 761
 762         if (vw->ss) vw->ss->imd = vw->imd;
 763 }
 764
 765 static void view_fullscreen_toggle(ViewWindow *vw, gboolean force_off)
 766 {
 767         if (force_off && !vw->fs) return;
 768
 769         if (vw->fs)
 770                 {
 771                 if (image_osd_get(vw->imd) & OSD_SHOW_INFO)
 772                         image_osd_set(vw->imd, image_osd_get(vw->fs->imd));
 773
 774                 fullscreen_stop(vw->fs);
 775                 }
 776         else
 777                 {
 778                 vw->fs = fullscreen_start(vw->window, vw->imd, view_fullscreen_stop_func, vw);
 779
 780                 view_image_set_buttons(vw, vw->fs->imd);
 781                 g_signal_connect(G_OBJECT(vw->fs->window), "key_press_event",
 782                                  G_CALLBACK(view_window_key_press_cb), vw);
 783
 784                 if (vw->ss) vw->ss->imd = vw->fs->imd;
 785
 786                 if (image_osd_get(vw->imd) & OSD_SHOW_INFO)
 787                         {
 788                         image_osd_set(vw->fs->imd, image_osd_get(vw->imd));
 789                         image_osd_set(vw->imd, OSD_SHOW_NOTHING);
 790                         }
 791                 }
 792 }
 793
 794 static void view_overlay_toggle(ViewWindow *vw)
 795 {
 796         ImageWindow *imd;
 797
 798         imd = view_window_active_image(vw);
 799
 800         image_osd_toggle(imd);
 801 }
 802
 803 static void view_slideshow_next(ViewWindow *vw)
 804 {
 805         if (vw->ss) slideshow_next(vw->ss);
 806 }
 807
 808 static void view_slideshow_prev(ViewWindow *vw)
 809 {
 810         if (vw->ss) slideshow_prev(vw->ss);
 811 }
 812
 813 static void view_slideshow_stop_func(SlideShowData *fs, gpointer data)
 814 {
 815         ViewWindow *vw = data;
 816         GList *work;
 817         FileData *fd;
 818
 819         vw->ss = NULL;
 820
 821         work = vw->list;
 822         fd = image_get_fd(view_window_active_image(vw));
 823         while (work)
 824                 {
 825                 FileData *temp;
 826
 827                 temp = work->data;
 828                 if (fd == temp)
 829                         {
 830                         vw->list_pointer = work;
 831                         work = NULL;
 832                         }
 833                 else
 834                         {
 835                         work = work->next;
 836                         }
 837                 }
 838 }
 839
 840 static void view_slideshow_start(ViewWindow *vw)
 841 {
 842         if (!vw->ss)
 843                 {
 844                 CollectionData *cd;
 845                 CollectInfo *info;
 846
 847                 if (vw->list)
 848                         {
 849                         vw->ss = slideshow_start_from_filelist(NULL, view_window_active_image(vw),
 850                                                                 filelist_copy(vw->list),
 851                                                                 view_slideshow_stop_func, vw);
 852                         vw->list_pointer = NULL;
 853                         return;
 854                         }
 855
 856                 cd = image_get_collection(view_window_active_image(vw), &info);
 857                 if (cd && info)
 858                         {
 859                         vw->ss = slideshow_start_from_collection(NULL, view_window_active_image(vw), cd,
 860                                                                  view_slideshow_stop_func, vw, info);
 861                         }
 862                 }
 863 }
 864
 865 static void view_slideshow_stop(ViewWindow *vw)
 866 {
 867         if (vw->ss) slideshow_free(vw->ss);
 868 }
 869
 870 static void view_window_destroy_cb(GtkWidget *widget, gpointer data)
 871 {
 872         ViewWindow *vw = data;
 873
 874         view_window_list = g_list_remove(view_window_list, vw);
 875
 876         view_slideshow_stop(vw);
 877         fullscreen_stop(vw->fs);
 878
 879         filelist_free(vw->list);
 880
 881         file_data_unregister_notify_func(view_window_notify_cb, vw);
 882
 883         g_free(vw);
 884 }
 885
 886 static void view_window_close(ViewWindow *vw)
 887 {
 888         view_slideshow_stop(vw);
 889         view_fullscreen_toggle(vw, TRUE);
 890         gtk_widget_destroy(vw->window);
 891 }
 892
 893 static gboolean view_window_delete_cb(GtkWidget *w, GdkEventAny *event, gpointer data)
 894 {
 895         ViewWindow *vw = data;
 896
 897         view_window_close(vw);
 898         return TRUE;
 899 }
 900
 901 static ViewWindow *real_view_window_new(FileData *fd, GList *list, CollectionData *cd, CollectInfo *info)
 902 {
 903         ViewWindow *vw;
 904         GtkAllocation req_size;
 905         GdkGeometry geometry;
 906         gint w, h;
 907
 908         if (!fd && !list && (!cd || !info)) return NULL;
 909
 910         vw = g_new0(ViewWindow, 1);
 911
 912         vw->window = window_new(GTK_WINDOW_TOPLEVEL, "view", PIXBUF_INLINE_ICON_VIEW, NULL, NULL);
 913         DEBUG_NAME(vw->window);
 914
 915         geometry.min_width = DEFAULT_MINIMAL_WINDOW_SIZE;
 916         geometry.min_height = DEFAULT_MINIMAL_WINDOW_SIZE;
 917         gtk_window_set_geometry_hints(GTK_WINDOW(vw->window), NULL, &geometry, GDK_HINT_MIN_SIZE);
 918
 919         gtk_window_set_resizable(GTK_WINDOW(vw->window), TRUE);
 920         gtk_container_set_border_width(GTK_CONTAINER(vw->window), 0);
 921
 922         vw->imd = image_new(FALSE);
 923         image_color_profile_set(vw->imd,
 924                                 options->color_profile.input_type,
 925                                 options->color_profile.use_image);
 926         image_color_profile_set_use(vw->imd, options->color_profile.enabled);
 927
 928         image_background_set_color_from_options(vw->imd, FALSE);
 929
 930         image_attach_window(vw->imd, vw->window, NULL, GQ_APPNAME, TRUE);
 931
 932         image_auto_refresh_enable(vw->imd, TRUE);
 933         image_top_window_set_sync(vw->imd, TRUE);
 934
 935         gtk_container_add(GTK_CONTAINER(vw->window), vw->imd->widget);
 936         gtk_widget_show(vw->imd->widget);
 937
 938         view_window_dnd_init(vw);
 939
 940         view_image_set_buttons(vw, vw->imd);
 941
 942         g_signal_connect(G_OBJECT(vw->window), "destroy",
 943                          G_CALLBACK(view_window_destroy_cb), vw);
 944         g_signal_connect(G_OBJECT(vw->window), "delete_event",
 945                          G_CALLBACK(view_window_delete_cb), vw);
 946         g_signal_connect(G_OBJECT(vw->window), "key_press_event",
 947                          G_CALLBACK(view_window_key_press_cb), vw);
 948         if (cd && info)
 949                 {
 950                 image_change_from_collection(vw->imd, cd, info, image_zoom_get_default(NULL));
 951                 /* Grab the fd so we can correctly size the window in
 952                    the call to image_load_dimensions() below. */
 953                 fd = info->fd;
 954                 if (options->image.enable_read_ahead)
 955                         {
 956                         CollectInfo * r_info = collection_next_by_info(cd, info);
 957                         if (!r_info) r_info = collection_prev_by_info(cd, info);
 958                         if (r_info) image_prebuffer_set(vw->imd, r_info->fd);
 959                         }
 960                 }
 961         else if (list)
 962                 {
 963                 view_window_set_list(vw, list);
 964                 vw->list_pointer = vw->list;
 965                 image_change_fd(vw->imd, (FileData *)vw->list->data, image_zoom_get_default(NULL));
 966                 /* Set fd to first in list */
 967                 fd = vw->list->data;
 968
 969                 if (options->image.enable_read_ahead)
 970                         {
 971                         GList *work = vw->list->next;
 972                         if (work) image_prebuffer_set(vw->imd, (FileData *)work->data);
 973                         }
 974                 }
 975         else
 976                 {
 977                 image_change_fd(vw->imd, fd, image_zoom_get_default(NULL));
 978                 }
 979
 980         /* Wait until image is loaded otherwise size is not defined */
 981         image_load_dimensions(fd, &w, &h);
 982
 983         if (options->image.limit_window_size)
 984                 {
 985                 gint mw = gdk_screen_width() * options->image.max_window_size / 100;
 986                 gint mh = gdk_screen_height() * options->image.max_window_size / 100;
 987
 988                 if (w > mw) w = mw;
 989                 if (h > mh) h = mh;
 990                 }
 991
 992         gtk_window_set_default_size(GTK_WINDOW(vw->window), w, h);
 993         req_size.x = req_size.y = 0;
 994         req_size.width = w;
 995         req_size.height = h;
 996         gtk_widget_size_allocate(GTK_WIDGET(vw->window), &req_size);
 997
 998 #if !GTK_CHECK_VERSION(3,0,0)
 999         gtk_widget_set_size_request(vw->imd->pr, w, h);
1000 #endif
1001
1002         gtk_window_set_focus_on_map(GTK_WINDOW(vw->window), FALSE);
1003         gtk_widget_show(vw->window);
1004
1005         view_window_list = g_list_append(view_window_list, vw);
1006
1007         file_data_register_notify_func(view_window_notify_cb, vw, NOTIFY_PRIORITY_LOW);
1008
1009         /** @FIXME This is a hack to fix #965 View in new window - blank image
1010          * The problem occurs when zoom is set to Original Size and Preload
1011          * Next Image is set.
1012          * An extra reload is required to force the image to be displayed.
1013          * This is probably not the correct solution.
1014          **/
1015         image_reload(vw->imd);
1016
1017         return vw;
1018 }
1019
1020 static void view_window_collection_unref_cb(GtkWidget *widget, gpointer data)
1021 {
1022         CollectionData *cd = data;
1023
1024         collection_unref(cd);
1025 }
1026
1027 void view_window_new(FileData *fd)
1028 {
1029         GList *list;
1030
1031         if (fd)
1032                 {
1033                 if (file_extension_match(fd->path, GQ_COLLECTION_EXT))
1034                         {
1035                         ViewWindow *vw;
1036                         CollectionData *cd;
1037                         CollectInfo *info;
1038
1039                         cd = collection_new(fd->path);
1040                         if (collection_load(cd, fd->path, COLLECTION_LOAD_NONE))
1041                                 {
1042                                 info = collection_get_first(cd);
1043                                 }
1044                         else
1045                                 {
1046                                 collection_unref(cd);
1047                                 cd = NULL;
1048                                 info = NULL;
1049                                 }
1050                         vw = real_view_window_new(NULL, NULL, cd, info);
1051                         if (vw && cd)
1052                                 {
1053                                 g_signal_connect(G_OBJECT(vw->window), "destroy",
1054                                                  G_CALLBACK(view_window_collection_unref_cb), cd);
1055                                 }
1056                         }
1057                 else if (isdir(fd->path) && filelist_read(fd, &list, NULL))
1058                         {
1059                         list = filelist_sort_path(list);
1060                         list = filelist_filter(list, FALSE);
1061                         real_view_window_new(NULL, list, NULL, NULL);
1062                         filelist_free(list);
1063                         }
1064                 else
1065                         {
1066                         real_view_window_new(fd, NULL, NULL, NULL);
1067                         }
1068                 }
1069 }
1070
1071 void view_window_new_from_list(GList *list)
1072 {
1073         real_view_window_new(NULL, list, NULL, NULL);
1074 }
1075
1076 void view_window_new_from_collection(CollectionData *cd, CollectInfo *info)
1077 {
1078         real_view_window_new(NULL, NULL, cd, info);
1079 }
1080
1081 /*
1082  *-----------------------------------------------------------------------------
1083  * public
1084  *-----------------------------------------------------------------------------
1085  */
1086
1087 void view_window_colors_update(void)
1088 {
1089         GList *work;
1090
1091         work = view_window_list;
1092         while (work)
1093                 {
1094                 ViewWindow *vw = work->data;
1095                 work = work->next;
1096
1097                 image_background_set_color_from_options(vw->imd, !!vw->fs);
1098                 }
1099 }
1100
1101 gboolean view_window_find_image(ImageWindow *imd, gint *index, gint *total)
1102 {
1103         GList *work;
1104
1105         work = view_window_list;
1106         while (work)
1107                 {
1108                 ViewWindow *vw = work->data;
1109                 work = work->next;
1110
1111                 if (vw->imd == imd ||
1112                     (vw->fs && vw->fs->imd == imd))
1113                         {
1114                         if (vw->ss)
1115                                 {
1116                                 gint n;
1117                                 gint t;
1118
1119                                 n = g_list_length(vw->ss->list_done);
1120                                 t = n + g_list_length(vw->ss->list);
1121                                 if (n == 0) n = t;
1122                                 if (index) *index = n - 1;
1123                                 if (total) *total = t;
1124                                 }
1125                         else
1126                                 {
1127                                 if (index) *index = g_list_position(vw->list, vw->list_pointer);
1128                                 if (total) *total = g_list_length(vw->list);
1129                                 }
1130                         return TRUE;
1131                         }
1132                 }
1133
1134         return FALSE;
1135 }
1136
1137 /*
1138  *-----------------------------------------------------------------------------
1139  * view window menu routines and callbacks
1140  *-----------------------------------------------------------------------------
1141  */
1142
1143 static void view_new_window_cb(GtkWidget *widget, gpointer data)
1144 {
1145         ViewWindow *vw = data;
1146         CollectionData *cd;
1147         CollectInfo *info;
1148
1149         cd = image_get_collection(vw->imd, &info);
1150
1151         if (cd && info)
1152                 {
1153                 view_window_new_from_collection(cd, info);
1154                 }
1155         else
1156                 {
1157                 view_window_new(image_get_fd(vw->imd));
1158                 }
1159 }
1160
1161 static void view_edit_cb(GtkWidget *widget, gpointer data)
1162 {
1163         ViewWindow *vw;
1164         ImageWindow *imd;
1165         const gchar *key = data;
1166
1167         vw = submenu_item_get_data(widget);
1168         if (!vw) return;
1169
1170         if (!editor_window_flag_set(key))
1171                 {
1172                 view_fullscreen_toggle(vw, TRUE);
1173                 }
1174
1175         imd = view_window_active_image(vw);
1176         file_util_start_editor_from_file(key, image_get_fd(imd), imd->widget);
1177 }
1178
1179 static void view_alter_cb(GtkWidget *widget, gpointer data)
1180 {
1181         ViewWindow *vw;
1182         AlterType type;
1183
1184         vw = submenu_item_get_data(widget);
1185         type = GPOINTER_TO_INT(data);
1186
1187         if (!vw) return;
1188         image_alter_orientation(vw->imd, vw->imd->image_fd, type);
1189 }
1190
1191 #if !GTK_CHECK_VERSION(3,0,0)
1192 static void view_wallpaper_cb(GtkWidget *widget, gpointer data)
1193 {
1194         ViewWindow *vw = data;
1195         ImageWindow *imd;
1196
1197         imd = view_window_active_image(vw);
1198         image_to_root_window(imd, (image_zoom_get(imd) == 0.0));
1199 }
1200 #endif
1201
1202 static void view_zoom_in_cb(GtkWidget *widget, gpointer data)
1203 {
1204         ViewWindow *vw = data;
1205
1206         image_zoom_adjust(view_window_active_image(vw), get_zoom_increment());
1207 }
1208
1209 static void view_zoom_out_cb(GtkWidget *widget, gpointer data)
1210 {
1211         ViewWindow *vw = data;
1212
1213         image_zoom_adjust(view_window_active_image(vw), -get_zoom_increment());
1214 }
1215
1216 static void view_zoom_1_1_cb(GtkWidget *widget, gpointer data)
1217 {
1218         ViewWindow *vw = data;
1219
1220         image_zoom_set(view_window_active_image(vw), 1.0);
1221 }
1222
1223 static void view_zoom_fit_cb(GtkWidget *widget, gpointer data)
1224 {
1225         ViewWindow *vw = data;
1226
1227         image_zoom_set(view_window_active_image(vw), 0.0);
1228 }
1229
1230 static void view_copy_cb(GtkWidget *widget, gpointer data)
1231 {
1232         ViewWindow *vw = data;
1233         ImageWindow *imd;
1234
1235         imd = view_window_active_image(vw);
1236         file_util_copy(image_get_fd(imd), NULL, NULL, imd->widget);
1237 }
1238
1239 static void view_move_cb(GtkWidget *widget, gpointer data)
1240 {
1241         ViewWindow *vw = data;
1242         ImageWindow *imd;
1243
1244         imd = view_window_active_image(vw);
1245         file_util_move(image_get_fd(imd), NULL, NULL, imd->widget);
1246 }
1247
1248 static void view_rename_cb(GtkWidget *widget, gpointer data)
1249 {
1250         ViewWindow *vw = data;
1251         ImageWindow *imd;
1252
1253         imd = view_window_active_image(vw);
1254         file_util_rename(image_get_fd(imd), NULL, imd->widget);
1255 }
1256
1257 static void view_delete_cb(GtkWidget *widget, gpointer data)
1258 {
1259         ViewWindow *vw = data;
1260         ImageWindow *imd;
1261
1262         imd = view_window_active_image(vw);
1263         options->file_ops.safe_delete_enable = FALSE;
1264         file_util_delete(image_get_fd(imd), NULL, imd->widget);
1265 }
1266
1267 static void view_move_to_trash_cb(GtkWidget *widget, gpointer data)
1268 {
1269         ViewWindow *vw = data;
1270         ImageWindow *imd;
1271
1272         imd = view_window_active_image(vw);
1273         options->file_ops.safe_delete_enable = TRUE;
1274         file_util_delete(image_get_fd(imd), NULL, imd->widget);
1275 }
1276
1277 static void view_copy_path_cb(GtkWidget *widget, gpointer data)
1278 {
1279         ViewWindow *vw = data;
1280         ImageWindow *imd;
1281
1282         imd = view_window_active_image(vw);
1283         file_util_copy_path_to_clipboard(image_get_fd(imd), TRUE);
1284 }
1285
1286 static void view_copy_path_unquoted_cb(GtkWidget *widget, gpointer data)
1287 {
1288         ViewWindow *vw = data;
1289         ImageWindow *imd;
1290
1291         imd = view_window_active_image(vw);
1292         file_util_copy_path_to_clipboard(image_get_fd(imd), FALSE);
1293 }
1294
1295 static void view_fullscreen_cb(GtkWidget *widget, gpointer data)
1296 {
1297         ViewWindow *vw = data;
1298
1299         view_fullscreen_toggle(vw, FALSE);
1300 }
1301
1302 static void view_slideshow_start_cb(GtkWidget *widget, gpointer data)
1303 {
1304         ViewWindow *vw = data;
1305
1306         view_slideshow_start(vw);
1307 }
1308
1309 static void view_slideshow_stop_cb(GtkWidget *widget, gpointer data)
1310 {
1311         ViewWindow *vw = data;
1312
1313         view_slideshow_stop(vw);
1314 }
1315
1316 static void view_slideshow_pause_cb(GtkWidget *widget, gpointer data)
1317 {
1318         ViewWindow *vw = data;
1319
1320         slideshow_pause_toggle(vw->ss);
1321 }
1322
1323 static void view_close_cb(GtkWidget *widget, gpointer data)
1324 {
1325         ViewWindow *vw = data;
1326
1327         view_window_close(vw);
1328 }
1329
1330 static LayoutWindow *view_new_layout_with_fd(FileData *fd)
1331 {
1332         LayoutWindow *nw;
1333
1334         nw = layout_new(NULL, NULL);
1335         layout_sort_set(nw, options->file_sort.method, options->file_sort.ascending);
1336         layout_set_fd(nw, fd);
1337         return nw;
1338 }
1339
1340
1341 static void view_set_layout_path_cb(GtkWidget *widget, gpointer data)
1342 {
1343         ViewWindow *vw = data;
1344         LayoutWindow *lw;
1345         ImageWindow *imd;
1346
1347         imd = view_window_active_image(vw);
1348
1349         if (!imd || !imd->image_fd) return;
1350
1351         lw = layout_find_by_image_fd(imd);
1352         if (lw)
1353                 layout_set_fd(lw, imd->image_fd);
1354         else
1355                 view_new_layout_with_fd(imd->image_fd);
1356         view_window_close(vw);
1357 }
1358
1359 static void view_popup_menu_destroy_cb(GtkWidget *widget, gpointer data)
1360 {
1361         GList *editmenu_fd_list = data;
1362
1363         filelist_free(editmenu_fd_list);
1364 }
1365
1366 static GList *view_window_get_fd_list(ViewWindow *vw)
1367 {
1368         GList *list = NULL;
1369         ImageWindow *imd = view_window_active_image(vw);
1370
1371         if (imd)
1372                 {
1373                 FileData *fd = image_get_fd(imd);
1374                 if (fd) list = g_list_append(NULL, file_data_ref(fd));
1375                 }
1376
1377         return list;
1378 }
1379
1380 /**
1381  * @brief Add file selection list to a collection
1382  * @param[in] widget
1383  * @param[in] data Index to the collection list menu item selected, or -1 for new collection
1384  *
1385  *
1386  */
1387 static void image_pop_menu_collections_cb(GtkWidget *widget, gpointer data)
1388 {
1389         ViewWindow *vw;
1390         ImageWindow *imd;
1391         FileData *fd;
1392         GList *selection_list = NULL;
1393
1394         vw = submenu_item_get_data(widget);
1395         imd = view_window_active_image(vw);
1396         fd = image_get_fd(imd);
1397         selection_list = g_list_append(selection_list, fd);
1398         pop_menu_collections(selection_list, data);
1399
1400         filelist_free(selection_list);
1401 }
1402
1403 static GtkWidget *view_popup_menu(ViewWindow *vw)
1404 {
1405         GtkWidget *menu;
1406         GtkWidget *item;
1407         GList *editmenu_fd_list;
1408         GtkAccelGroup *accel_group;
1409
1410         menu = popup_menu_short_lived();
1411
1412         accel_group = gtk_accel_group_new();
1413         gtk_menu_set_accel_group(GTK_MENU(menu), accel_group);
1414
1415         g_object_set_data(G_OBJECT(menu), "window_keys", image_window_keys);
1416         g_object_set_data(G_OBJECT(menu), "accel_group", accel_group);
1417
1418         menu_item_add_stock(menu, _("Zoom _in"), GTK_STOCK_ZOOM_IN, G_CALLBACK(view_zoom_in_cb), vw);
1419         menu_item_add_stock(menu, _("Zoom _out"), GTK_STOCK_ZOOM_OUT, G_CALLBACK(view_zoom_out_cb), vw);
1420         menu_item_add_stock(menu, _("Zoom _1:1"), GTK_STOCK_ZOOM_100, G_CALLBACK(view_zoom_1_1_cb), vw);
1421         menu_item_add_stock(menu, _("Zoom to fit"), GTK_STOCK_ZOOM_FIT, G_CALLBACK(view_zoom_fit_cb), vw);
1422         menu_item_add_divider(menu);
1423
1424         editmenu_fd_list = view_window_get_fd_list(vw);
1425         g_signal_connect(G_OBJECT(menu), "destroy",
1426                          G_CALLBACK(view_popup_menu_destroy_cb), editmenu_fd_list);
1427         item = submenu_add_edit(menu, NULL, G_CALLBACK(view_edit_cb), vw, editmenu_fd_list);
1428         menu_item_add_divider(item);
1429 #if !GTK_CHECK_VERSION(3,0,0)
1430         menu_item_add(item, _("Set as _wallpaper"), G_CALLBACK(view_wallpaper_cb), vw);
1431 #endif
1432         submenu_add_alter(menu, G_CALLBACK(view_alter_cb), vw);
1433
1434         menu_item_add_stock(menu, _("View in _new window"), GTK_STOCK_NEW, G_CALLBACK(view_new_window_cb), vw);
1435         item = menu_item_add(menu, _("_Go to directory view"), G_CALLBACK(view_set_layout_path_cb), vw);
1436
1437         menu_item_add_divider(menu);
1438         menu_item_add_stock(menu, _("_Copy..."), GTK_STOCK_COPY, G_CALLBACK(view_copy_cb), vw);
1439         menu_item_add(menu, _("_Move..."), G_CALLBACK(view_move_cb), vw);
1440         menu_item_add(menu, _("_Rename..."), G_CALLBACK(view_rename_cb), vw);
1441         menu_item_add(menu, _("_Copy path"), G_CALLBACK(view_copy_path_cb), vw);
1442         menu_item_add(menu, _("_Copy path unquoted"), G_CALLBACK(view_copy_path_unquoted_cb), vw);
1443
1444         menu_item_add_divider(menu);
1445         menu_item_add_stock(menu,
1446                                 options->file_ops.confirm_move_to_trash ? _("Move to Trash...") :
1447                                         _("Move to Trash"), PIXBUF_INLINE_ICON_TRASH,
1448                                 G_CALLBACK(view_move_to_trash_cb), vw);
1449         menu_item_add_stock(menu,
1450                                 options->file_ops.confirm_delete ? _("_Delete...") :
1451                                         _("_Delete"), GTK_STOCK_DELETE,
1452                                 G_CALLBACK(view_delete_cb), vw);
1453
1454         menu_item_add_divider(menu);
1455
1456         submenu_add_collections(menu, &item,
1457                                 G_CALLBACK(image_pop_menu_collections_cb), vw);
1458         gtk_widget_set_sensitive(item, TRUE);
1459         menu_item_add_divider(menu);
1460
1461         if (vw->ss)
1462                 {
1463                 menu_item_add(menu, _("Toggle _slideshow"), G_CALLBACK(view_slideshow_stop_cb), vw);
1464                 if (slideshow_paused(vw->ss))
1465                         {
1466                         item = menu_item_add(menu, _("Continue slides_how"),
1467                                              G_CALLBACK(view_slideshow_pause_cb), vw);
1468                         }
1469                 else
1470                         {
1471                         item = menu_item_add(menu, _("Pause slides_how"),
1472                                              G_CALLBACK(view_slideshow_pause_cb), vw);
1473                         }
1474                 }
1475         else
1476                 {
1477                 item = menu_item_add(menu, _("Toggle _slideshow"), G_CALLBACK(view_slideshow_start_cb), vw);
1478                 gtk_widget_set_sensitive(item, (vw->list != NULL) || view_window_contains_collection(vw));
1479                 item = menu_item_add(menu, _("Pause slides_how"), G_CALLBACK(view_slideshow_pause_cb), vw);
1480                 gtk_widget_set_sensitive(item, FALSE);
1481                 }
1482
1483         if (vw->fs)
1484                 {
1485                 menu_item_add(menu, _("Exit _full screen"), G_CALLBACK(view_fullscreen_cb), vw);
1486                 }
1487         else
1488                 {
1489                 menu_item_add(menu, _("_Full screen"), G_CALLBACK(view_fullscreen_cb), vw);
1490                 }
1491
1492         menu_item_add_divider(menu);
1493         menu_item_add_stock(menu, _("C_lose window"), GTK_STOCK_CLOSE, G_CALLBACK(view_close_cb), vw);
1494
1495         return menu;
1496 }
1497
1498 /*
1499  *-------------------------------------------------------------------
1500  * dnd confirm dir
1501  *-------------------------------------------------------------------
1502  */
1503
1504 typedef struct {
1505         ViewWindow *vw;
1506         GList *list;
1507 } CViewConfirmD;
1508
1509 static void view_dir_list_cancel(GtkWidget *widget, gpointer data)
1510 {
1511         /* do nothing */
1512 }
1513
1514 static void view_dir_list_do(ViewWindow *vw, GList *list, gboolean skip, gboolean recurse)
1515 {
1516         GList *work;
1517
1518         view_window_set_list(vw, NULL);
1519
1520         work = list;
1521         while (work)
1522                 {
1523                 FileData *fd = work->data;
1524                 work = work->next;
1525
1526                 if (isdir(fd->path))
1527                         {
1528                         if (!skip)
1529                                 {
1530                                 GList *list = NULL;
1531
1532                                 if (recurse)
1533                                         {
1534                                         list = filelist_recursive(fd);
1535                                         }
1536                                 else
1537                                         { /** @FIXME ?? */
1538                                         filelist_read(fd, &list, NULL);
1539                                         list = filelist_sort_path(list);
1540                                         list = filelist_filter(list, FALSE);
1541                                         }
1542                                 if (list) vw->list = g_list_concat(vw->list, list);
1543                                 }
1544                         }
1545                 else
1546                         {
1547                         /** @FIXME no filtering here */
1548                         vw->list = g_list_append(vw->list, file_data_ref(fd));
1549                         }
1550                 }
1551
1552         if (vw->list)
1553                 {
1554                 FileData *fd;
1555
1556                 vw->list_pointer = vw->list;
1557                 fd = vw->list->data;
1558                 image_change_fd(vw->imd, fd, image_zoom_get_default(vw->imd));
1559
1560                 work = vw->list->next;
1561                 if (options->image.enable_read_ahead && work)
1562                         {
1563                         fd = work->data;
1564                         image_prebuffer_set(vw->imd, fd);
1565                         }
1566                 }
1567         else
1568                 {
1569                 image_change_fd(vw->imd, NULL, image_zoom_get_default(vw->imd));
1570                 }
1571 }
1572
1573 static void view_dir_list_add(GtkWidget *widget, gpointer data)
1574 {
1575         CViewConfirmD *d = data;
1576         view_dir_list_do(d->vw, d->list, FALSE, FALSE);
1577 }
1578
1579 static void view_dir_list_recurse(GtkWidget *widget, gpointer data)
1580 {
1581         CViewConfirmD *d = data;
1582         view_dir_list_do(d->vw, d->list, FALSE, TRUE);
1583 }
1584
1585 static void view_dir_list_skip(GtkWidget *widget, gpointer data)
1586 {
1587         CViewConfirmD *d = data;
1588         view_dir_list_do(d->vw, d->list, TRUE, FALSE);
1589 }
1590
1591 static void view_dir_list_destroy(GtkWidget *widget, gpointer data)
1592 {
1593         CViewConfirmD *d = data;
1594         filelist_free(d->list);
1595         g_free(d);
1596 }
1597
1598 static GtkWidget *view_confirm_dir_list(ViewWindow *vw, GList *list)
1599 {
1600         GtkWidget *menu;
1601         CViewConfirmD *d;
1602
1603         d = g_new(CViewConfirmD, 1);
1604         d->vw = vw;
1605         d->list = list;
1606
1607         menu = popup_menu_short_lived();
1608         g_signal_connect(G_OBJECT(menu), "destroy",
1609                          G_CALLBACK(view_dir_list_destroy), d);
1610
1611         menu_item_add_stock(menu, _("Dropped list includes folders."), GTK_STOCK_DND_MULTIPLE, NULL, NULL);
1612         menu_item_add_divider(menu);
1613         menu_item_add_stock(menu, _("_Add contents"), GTK_STOCK_OK, G_CALLBACK(view_dir_list_add), d);
1614         menu_item_add_stock(menu, _("Add contents _recursive"), GTK_STOCK_ADD, G_CALLBACK(view_dir_list_recurse), d);
1615         menu_item_add_stock(menu, _("_Skip folders"), GTK_STOCK_REMOVE, G_CALLBACK(view_dir_list_skip), d);
1616         menu_item_add_divider(menu);
1617         menu_item_add_stock(menu, _("Cancel"), GTK_STOCK_CANCEL, G_CALLBACK(view_dir_list_cancel), d);
1618
1619         return menu;
1620 }
1621
1622 /*
1623  *-----------------------------------------------------------------------------
1624  * image drag and drop routines
1625  *-----------------------------------------------------------------------------
1626  */
1627
1628 static void view_window_get_dnd_data(GtkWidget *widget, GdkDragContext *context,
1629                                      gint x, gint y,
1630                                      GtkSelectionData *selection_data, guint info,
1631                                      guint time, gpointer data)
1632 {
1633         ViewWindow *vw = data;
1634         ImageWindow *imd;
1635
1636         if (gtk_drag_get_source_widget(context) == vw->imd->pr) return;
1637
1638         imd = vw->imd;
1639
1640         if (info == TARGET_URI_LIST || info == TARGET_APP_COLLECTION_MEMBER)
1641                 {
1642                 CollectionData *source;
1643                 GList *list;
1644                 GList *info_list;
1645
1646                 if (info == TARGET_URI_LIST)
1647                         {
1648                         GList *work;
1649
1650                         list = uri_filelist_from_gtk_selection_data(selection_data);
1651
1652                         work = list;
1653                         while (work)
1654                                 {
1655                                 FileData *fd = work->data;
1656                                 if (isdir(fd->path))
1657                                         {
1658                                         GtkWidget *menu;
1659                                         menu = view_confirm_dir_list(vw, list);
1660                                         gtk_menu_popup(GTK_MENU(menu), NULL, NULL, NULL, NULL, 0, time);
1661                                         return;
1662                                         }
1663                                 work = work->next;
1664                                 }
1665
1666                         list = filelist_filter(list, FALSE);
1667
1668                         source = NULL;
1669                         info_list = NULL;
1670                         }
1671                 else
1672                         {
1673                         source = collection_from_dnd_data((gchar *)gtk_selection_data_get_data(selection_data), &list, &info_list);
1674                         }
1675
1676                 if (list)
1677                         {
1678                         FileData *fd;
1679
1680                         fd = list->data;
1681                         if (isfile(fd->path))
1682                                 {
1683                                 view_slideshow_stop(vw);
1684                                 view_window_set_list(vw, NULL);
1685
1686                                 if (source && info_list)
1687                                         {
1688                                         image_change_from_collection(imd, source, info_list->data, image_zoom_get_default(imd));
1689                                         }
1690                                 else
1691                                         {
1692                                         if (list->next)
1693                                                 {
1694                                                 vw->list = list;
1695                                                 list = NULL;
1696
1697                                                 vw->list_pointer = vw->list;
1698                                                 }
1699                                         image_change_fd(imd, fd, image_zoom_get_default(imd));
1700                                         }
1701                                 }
1702                         }
1703                 filelist_free(list);
1704                 g_list_free(info_list);
1705                 }
1706 }
1707
1708 static void view_window_set_dnd_data(GtkWidget *widget, GdkDragContext *context,
1709                                      GtkSelectionData *selection_data, guint info,
1710                                      guint time, gpointer data)
1711 {
1712         ViewWindow *vw = data;
1713         FileData *fd;
1714
1715         fd = image_get_fd(vw->imd);
1716
1717         if (fd)
1718                 {
1719                 GList *list;
1720
1721                 list = g_list_append(NULL, fd);
1722                 uri_selection_data_set_uris_from_filelist(selection_data, list);
1723                 g_list_free(list);
1724                 }
1725         else
1726                 {
1727                 gtk_selection_data_set(selection_data, gtk_selection_data_get_target(selection_data),
1728                                        8, NULL, 0);
1729                 }
1730 }
1731
1732 static void view_window_dnd_init(ViewWindow *vw)
1733 {
1734         ImageWindow *imd;
1735
1736         imd = vw->imd;
1737
1738         gtk_drag_source_set(imd->pr, GDK_BUTTON2_MASK,
1739                             dnd_file_drag_types, dnd_file_drag_types_count,
1740                             GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
1741         g_signal_connect(G_OBJECT(imd->pr), "drag_data_get",
1742                          G_CALLBACK(view_window_set_dnd_data), vw);
1743
1744         gtk_drag_dest_set(imd->pr,
1745                           GTK_DEST_DEFAULT_MOTION | GTK_DEST_DEFAULT_DROP,
1746                           dnd_file_drop_types, dnd_file_drop_types_count,
1747                           GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
1748         g_signal_connect(G_OBJECT(imd->pr), "drag_data_received",
1749                          G_CALLBACK(view_window_get_dnd_data), vw);
1750 }
1751
1752 /*
1753  *-----------------------------------------------------------------------------
1754  * maintenance (for rename, move, remove)
1755  *-----------------------------------------------------------------------------
1756  */
1757
1758 static void view_real_removed(ViewWindow *vw, FileData *fd)
1759 {
1760         ImageWindow *imd;
1761         FileData *image_fd;
1762
1763         imd = view_window_active_image(vw);
1764         image_fd = image_get_fd(imd);
1765
1766         if (image_fd && image_fd == fd)
1767                 {
1768                 if (vw->list)
1769                         {
1770                         view_list_step(vw, TRUE);
1771                         if (image_get_fd(imd) == image_fd)
1772                                 {
1773                                 view_list_step(vw, FALSE);
1774                                 }
1775                         }
1776                 else if (view_window_contains_collection(vw))
1777                         {
1778                         view_collection_step(vw, TRUE);
1779                         if (image_get_fd(imd) == image_fd)
1780                                 {
1781                                 view_collection_step(vw, FALSE);
1782                                 }
1783                         }
1784                 if (image_get_fd(imd) == image_fd)
1785                         {
1786                         image_change_fd(imd, NULL, image_zoom_get_default(imd));
1787                         }
1788                 }
1789
1790         if (vw->list)
1791                 {
1792                 GList *work;
1793                 GList *old;
1794
1795                 old = vw->list_pointer;
1796
1797                 work = vw->list;
1798                 while (work)
1799                         {
1800                         FileData *chk_fd;
1801                         GList *chk_link;
1802
1803                         chk_fd = work->data;
1804                         chk_link = work;
1805                         work = work->next;
1806
1807                         if (chk_fd == fd)
1808                                 {
1809                                 if (vw->list_pointer == chk_link)
1810                                         {
1811                                         vw->list_pointer = (chk_link->next) ? chk_link->next : chk_link->prev;
1812                                         }
1813                                 vw->list = g_list_remove(vw->list, chk_fd);
1814                                 file_data_unref(chk_fd);
1815                                 }
1816                         }
1817
1818                 /* handles stepping correctly when same image is in the list more than once */
1819                 if (old && old != vw->list_pointer)
1820                         {
1821                         FileData *fd;
1822
1823                         if (vw->list_pointer)
1824                                 {
1825                                 fd = vw->list_pointer->data;
1826                                 }
1827                         else
1828                                 {
1829                                 fd = NULL;
1830                                 }
1831
1832                         image_change_fd(imd, fd, image_zoom_get_default(imd));
1833                         }
1834                 }
1835
1836         image_osd_update(imd);
1837 }
1838
1839 static void view_window_notify_cb(FileData *fd, NotifyType type, gpointer data)
1840 {
1841         ViewWindow *vw = data;
1842
1843         if (!(type & NOTIFY_CHANGE) || !fd->change) return;
1844
1845         DEBUG_1("Notify view_window: %s %04x", fd->path, type);
1846
1847         switch (fd->change->type)
1848                 {
1849                 case FILEDATA_CHANGE_MOVE:
1850                 case FILEDATA_CHANGE_RENAME:
1851                         break;
1852                 case FILEDATA_CHANGE_COPY:
1853                         break;
1854                 case FILEDATA_CHANGE_DELETE:
1855                         view_real_removed(vw, fd);
1856                         break;
1857                 case FILEDATA_CHANGE_UNSPECIFIED:
1858                 case FILEDATA_CHANGE_WRITE_METADATA:
1859                         break;
1860                 }
1861 }
1862 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */