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 *UNUSED(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 *UNUSED(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 *UNUSED(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 *UNUSED(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 *UNUSED(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 *UNUSED(w), GdkEventAny *UNUSED(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         gtk_window_set_focus_on_map(GTK_WINDOW(vw->window), FALSE);
 999         gtk_widget_show(vw->window);
1000
1001         view_window_list = g_list_append(view_window_list, vw);
1002
1003         file_data_register_notify_func(view_window_notify_cb, vw, NOTIFY_PRIORITY_LOW);
1004
1005         /** @FIXME This is a hack to fix #965 View in new window - blank image
1006          * The problem occurs when zoom is set to Original Size and Preload
1007          * Next Image is set.
1008          * An extra reload is required to force the image to be displayed.
1009          * This is probably not the correct solution.
1010          **/
1011         image_reload(vw->imd);
1012
1013         return vw;
1014 }
1015
1016 static void view_window_collection_unref_cb(GtkWidget *UNUSED(widget), gpointer data)
1017 {
1018         CollectionData *cd = data;
1019
1020         collection_unref(cd);
1021 }
1022
1023 void view_window_new(FileData *fd)
1024 {
1025         GList *list;
1026
1027         if (fd)
1028                 {
1029                 if (file_extension_match(fd->path, GQ_COLLECTION_EXT))
1030                         {
1031                         ViewWindow *vw;
1032                         CollectionData *cd;
1033                         CollectInfo *info;
1034
1035                         cd = collection_new(fd->path);
1036                         if (collection_load(cd, fd->path, COLLECTION_LOAD_NONE))
1037                                 {
1038                                 info = collection_get_first(cd);
1039                                 }
1040                         else
1041                                 {
1042                                 collection_unref(cd);
1043                                 cd = NULL;
1044                                 info = NULL;
1045                                 }
1046                         vw = real_view_window_new(NULL, NULL, cd, info);
1047                         if (vw && cd)
1048                                 {
1049                                 g_signal_connect(G_OBJECT(vw->window), "destroy",
1050                                                  G_CALLBACK(view_window_collection_unref_cb), cd);
1051                                 }
1052                         }
1053                 else if (isdir(fd->path) && filelist_read(fd, &list, NULL))
1054                         {
1055                         list = filelist_sort_path(list);
1056                         list = filelist_filter(list, FALSE);
1057                         real_view_window_new(NULL, list, NULL, NULL);
1058                         filelist_free(list);
1059                         }
1060                 else
1061                         {
1062                         real_view_window_new(fd, NULL, NULL, NULL);
1063                         }
1064                 }
1065 }
1066
1067 void view_window_new_from_list(GList *list)
1068 {
1069         real_view_window_new(NULL, list, NULL, NULL);
1070 }
1071
1072 void view_window_new_from_collection(CollectionData *cd, CollectInfo *info)
1073 {
1074         real_view_window_new(NULL, NULL, cd, info);
1075 }
1076
1077 /*
1078  *-----------------------------------------------------------------------------
1079  * public
1080  *-----------------------------------------------------------------------------
1081  */
1082
1083 void view_window_colors_update(void)
1084 {
1085         GList *work;
1086
1087         work = view_window_list;
1088         while (work)
1089                 {
1090                 ViewWindow *vw = work->data;
1091                 work = work->next;
1092
1093                 image_background_set_color_from_options(vw->imd, !!vw->fs);
1094                 }
1095 }
1096
1097 gboolean view_window_find_image(ImageWindow *imd, gint *index, gint *total)
1098 {
1099         GList *work;
1100
1101         work = view_window_list;
1102         while (work)
1103                 {
1104                 ViewWindow *vw = work->data;
1105                 work = work->next;
1106
1107                 if (vw->imd == imd ||
1108                     (vw->fs && vw->fs->imd == imd))
1109                         {
1110                         if (vw->ss)
1111                                 {
1112                                 gint n;
1113                                 gint t;
1114
1115                                 n = g_list_length(vw->ss->list_done);
1116                                 t = n + g_list_length(vw->ss->list);
1117                                 if (n == 0) n = t;
1118                                 if (index) *index = n - 1;
1119                                 if (total) *total = t;
1120                                 }
1121                         else
1122                                 {
1123                                 if (index) *index = g_list_position(vw->list, vw->list_pointer);
1124                                 if (total) *total = g_list_length(vw->list);
1125                                 }
1126                         return TRUE;
1127                         }
1128                 }
1129
1130         return FALSE;
1131 }
1132
1133 /*
1134  *-----------------------------------------------------------------------------
1135  * view window menu routines and callbacks
1136  *-----------------------------------------------------------------------------
1137  */
1138
1139 static void view_new_window_cb(GtkWidget *UNUSED(widget), gpointer data)
1140 {
1141         ViewWindow *vw = data;
1142         CollectionData *cd;
1143         CollectInfo *info;
1144
1145         cd = image_get_collection(vw->imd, &info);
1146
1147         if (cd && info)
1148                 {
1149                 view_window_new_from_collection(cd, info);
1150                 }
1151         else
1152                 {
1153                 view_window_new(image_get_fd(vw->imd));
1154                 }
1155 }
1156
1157 static void view_edit_cb(GtkWidget *widget, gpointer data)
1158 {
1159         ViewWindow *vw;
1160         ImageWindow *imd;
1161         const gchar *key = data;
1162
1163         vw = submenu_item_get_data(widget);
1164         if (!vw) return;
1165
1166         if (!editor_window_flag_set(key))
1167                 {
1168                 view_fullscreen_toggle(vw, TRUE);
1169                 }
1170
1171         imd = view_window_active_image(vw);
1172         file_util_start_editor_from_file(key, image_get_fd(imd), imd->widget);
1173 }
1174
1175 static void view_alter_cb(GtkWidget *widget, gpointer data)
1176 {
1177         ViewWindow *vw;
1178         AlterType type;
1179
1180         vw = submenu_item_get_data(widget);
1181         type = GPOINTER_TO_INT(data);
1182
1183         if (!vw) return;
1184         image_alter_orientation(vw->imd, vw->imd->image_fd, type);
1185 }
1186
1187 static void view_zoom_in_cb(GtkWidget *UNUSED(widget), gpointer data)
1188 {
1189         ViewWindow *vw = data;
1190
1191         image_zoom_adjust(view_window_active_image(vw), get_zoom_increment());
1192 }
1193
1194 static void view_zoom_out_cb(GtkWidget *UNUSED(widget), gpointer data)
1195 {
1196         ViewWindow *vw = data;
1197
1198         image_zoom_adjust(view_window_active_image(vw), -get_zoom_increment());
1199 }
1200
1201 static void view_zoom_1_1_cb(GtkWidget *UNUSED(widget), gpointer data)
1202 {
1203         ViewWindow *vw = data;
1204
1205         image_zoom_set(view_window_active_image(vw), 1.0);
1206 }
1207
1208 static void view_zoom_fit_cb(GtkWidget *UNUSED(widget), gpointer data)
1209 {
1210         ViewWindow *vw = data;
1211
1212         image_zoom_set(view_window_active_image(vw), 0.0);
1213 }
1214
1215 static void view_copy_cb(GtkWidget *UNUSED(widget), gpointer data)
1216 {
1217         ViewWindow *vw = data;
1218         ImageWindow *imd;
1219
1220         imd = view_window_active_image(vw);
1221         file_util_copy(image_get_fd(imd), NULL, NULL, imd->widget);
1222 }
1223
1224 static void view_move_cb(GtkWidget *UNUSED(widget), gpointer data)
1225 {
1226         ViewWindow *vw = data;
1227         ImageWindow *imd;
1228
1229         imd = view_window_active_image(vw);
1230         file_util_move(image_get_fd(imd), NULL, NULL, imd->widget);
1231 }
1232
1233 static void view_rename_cb(GtkWidget *UNUSED(widget), gpointer data)
1234 {
1235         ViewWindow *vw = data;
1236         ImageWindow *imd;
1237
1238         imd = view_window_active_image(vw);
1239         file_util_rename(image_get_fd(imd), NULL, imd->widget);
1240 }
1241
1242 static void view_delete_cb(GtkWidget *UNUSED(widget), gpointer data)
1243 {
1244         ViewWindow *vw = data;
1245         ImageWindow *imd;
1246
1247         imd = view_window_active_image(vw);
1248         options->file_ops.safe_delete_enable = FALSE;
1249         file_util_delete(image_get_fd(imd), NULL, imd->widget);
1250 }
1251
1252 static void view_move_to_trash_cb(GtkWidget *UNUSED(widget), gpointer data)
1253 {
1254         ViewWindow *vw = data;
1255         ImageWindow *imd;
1256
1257         imd = view_window_active_image(vw);
1258         options->file_ops.safe_delete_enable = TRUE;
1259         file_util_delete(image_get_fd(imd), NULL, imd->widget);
1260 }
1261
1262 static void view_copy_path_cb(GtkWidget *UNUSED(widget), gpointer data)
1263 {
1264         ViewWindow *vw = data;
1265         ImageWindow *imd;
1266
1267         imd = view_window_active_image(vw);
1268         file_util_copy_path_to_clipboard(image_get_fd(imd), TRUE);
1269 }
1270
1271 static void view_copy_path_unquoted_cb(GtkWidget *UNUSED(widget), gpointer data)
1272 {
1273         ViewWindow *vw = data;
1274         ImageWindow *imd;
1275
1276         imd = view_window_active_image(vw);
1277         file_util_copy_path_to_clipboard(image_get_fd(imd), FALSE);
1278 }
1279
1280 static void view_fullscreen_cb(GtkWidget *UNUSED(widget), gpointer data)
1281 {
1282         ViewWindow *vw = data;
1283
1284         view_fullscreen_toggle(vw, FALSE);
1285 }
1286
1287 static void view_slideshow_start_cb(GtkWidget *UNUSED(widget), gpointer data)
1288 {
1289         ViewWindow *vw = data;
1290
1291         view_slideshow_start(vw);
1292 }
1293
1294 static void view_slideshow_stop_cb(GtkWidget *UNUSED(widget), gpointer data)
1295 {
1296         ViewWindow *vw = data;
1297
1298         view_slideshow_stop(vw);
1299 }
1300
1301 static void view_slideshow_pause_cb(GtkWidget *UNUSED(widget), gpointer data)
1302 {
1303         ViewWindow *vw = data;
1304
1305         slideshow_pause_toggle(vw->ss);
1306 }
1307
1308 static void view_close_cb(GtkWidget *UNUSED(widget), gpointer data)
1309 {
1310         ViewWindow *vw = data;
1311
1312         view_window_close(vw);
1313 }
1314
1315 static LayoutWindow *view_new_layout_with_fd(FileData *fd)
1316 {
1317         LayoutWindow *nw;
1318
1319         nw = layout_new(NULL, NULL);
1320         layout_sort_set(nw, options->file_sort.method, options->file_sort.ascending);
1321         layout_set_fd(nw, fd);
1322         return nw;
1323 }
1324
1325
1326 static void view_set_layout_path_cb(GtkWidget *UNUSED(widget), gpointer data)
1327 {
1328         ViewWindow *vw = data;
1329         LayoutWindow *lw;
1330         ImageWindow *imd;
1331
1332         imd = view_window_active_image(vw);
1333
1334         if (!imd || !imd->image_fd) return;
1335
1336         lw = layout_find_by_image_fd(imd);
1337         if (lw)
1338                 layout_set_fd(lw, imd->image_fd);
1339         else
1340                 view_new_layout_with_fd(imd->image_fd);
1341         view_window_close(vw);
1342 }
1343
1344 static void view_popup_menu_destroy_cb(GtkWidget *UNUSED(widget), gpointer data)
1345 {
1346         GList *editmenu_fd_list = data;
1347
1348         filelist_free(editmenu_fd_list);
1349 }
1350
1351 static GList *view_window_get_fd_list(ViewWindow *vw)
1352 {
1353         GList *list = NULL;
1354         ImageWindow *imd = view_window_active_image(vw);
1355
1356         if (imd)
1357                 {
1358                 FileData *fd = image_get_fd(imd);
1359                 if (fd) list = g_list_append(NULL, file_data_ref(fd));
1360                 }
1361
1362         return list;
1363 }
1364
1365 /**
1366  * @brief Add file selection list to a collection
1367  * @param[in] widget
1368  * @param[in] data Index to the collection list menu item selected, or -1 for new collection
1369  *
1370  *
1371  */
1372 static void image_pop_menu_collections_cb(GtkWidget *widget, gpointer data)
1373 {
1374         ViewWindow *vw;
1375         ImageWindow *imd;
1376         FileData *fd;
1377         GList *selection_list = NULL;
1378
1379         vw = submenu_item_get_data(widget);
1380         imd = view_window_active_image(vw);
1381         fd = image_get_fd(imd);
1382         selection_list = g_list_append(selection_list, fd);
1383         pop_menu_collections(selection_list, data);
1384
1385         filelist_free(selection_list);
1386 }
1387
1388 static GtkWidget *view_popup_menu(ViewWindow *vw)
1389 {
1390         GtkWidget *menu;
1391         GtkWidget *item;
1392         GList *editmenu_fd_list;
1393         GtkAccelGroup *accel_group;
1394
1395         menu = popup_menu_short_lived();
1396
1397         accel_group = gtk_accel_group_new();
1398         gtk_menu_set_accel_group(GTK_MENU(menu), accel_group);
1399
1400         g_object_set_data(G_OBJECT(menu), "window_keys", image_window_keys);
1401         g_object_set_data(G_OBJECT(menu), "accel_group", accel_group);
1402
1403         menu_item_add_stock(menu, _("Zoom _in"), GTK_STOCK_ZOOM_IN, G_CALLBACK(view_zoom_in_cb), vw);
1404         menu_item_add_stock(menu, _("Zoom _out"), GTK_STOCK_ZOOM_OUT, G_CALLBACK(view_zoom_out_cb), vw);
1405         menu_item_add_stock(menu, _("Zoom _1:1"), GTK_STOCK_ZOOM_100, G_CALLBACK(view_zoom_1_1_cb), vw);
1406         menu_item_add_stock(menu, _("Zoom to fit"), GTK_STOCK_ZOOM_FIT, G_CALLBACK(view_zoom_fit_cb), vw);
1407         menu_item_add_divider(menu);
1408
1409         editmenu_fd_list = view_window_get_fd_list(vw);
1410         g_signal_connect(G_OBJECT(menu), "destroy",
1411                          G_CALLBACK(view_popup_menu_destroy_cb), editmenu_fd_list);
1412         item = submenu_add_edit(menu, NULL, G_CALLBACK(view_edit_cb), vw, editmenu_fd_list);
1413         menu_item_add_divider(item);
1414
1415         submenu_add_alter(menu, G_CALLBACK(view_alter_cb), vw);
1416
1417         menu_item_add_stock(menu, _("View in _new window"), GTK_STOCK_NEW, G_CALLBACK(view_new_window_cb), vw);
1418         item = menu_item_add(menu, _("_Go to directory view"), G_CALLBACK(view_set_layout_path_cb), vw);
1419
1420         menu_item_add_divider(menu);
1421         menu_item_add_stock(menu, _("_Copy..."), GTK_STOCK_COPY, G_CALLBACK(view_copy_cb), vw);
1422         menu_item_add(menu, _("_Move..."), G_CALLBACK(view_move_cb), vw);
1423         menu_item_add(menu, _("_Rename..."), G_CALLBACK(view_rename_cb), vw);
1424         menu_item_add(menu, _("_Copy path"), G_CALLBACK(view_copy_path_cb), vw);
1425         menu_item_add(menu, _("_Copy path unquoted"), G_CALLBACK(view_copy_path_unquoted_cb), vw);
1426
1427         menu_item_add_divider(menu);
1428         menu_item_add_stock(menu,
1429                                 options->file_ops.confirm_move_to_trash ? _("Move to Trash...") :
1430                                         _("Move to Trash"), PIXBUF_INLINE_ICON_TRASH,
1431                                 G_CALLBACK(view_move_to_trash_cb), vw);
1432         menu_item_add_stock(menu,
1433                                 options->file_ops.confirm_delete ? _("_Delete...") :
1434                                         _("_Delete"), GTK_STOCK_DELETE,
1435                                 G_CALLBACK(view_delete_cb), vw);
1436
1437         menu_item_add_divider(menu);
1438
1439         submenu_add_collections(menu, &item,
1440                                 G_CALLBACK(image_pop_menu_collections_cb), vw);
1441         gtk_widget_set_sensitive(item, TRUE);
1442         menu_item_add_divider(menu);
1443
1444         if (vw->ss)
1445                 {
1446                 menu_item_add(menu, _("Toggle _slideshow"), G_CALLBACK(view_slideshow_stop_cb), vw);
1447                 if (slideshow_paused(vw->ss))
1448                         {
1449                         item = menu_item_add(menu, _("Continue slides_how"),
1450                                              G_CALLBACK(view_slideshow_pause_cb), vw);
1451                         }
1452                 else
1453                         {
1454                         item = menu_item_add(menu, _("Pause slides_how"),
1455                                              G_CALLBACK(view_slideshow_pause_cb), vw);
1456                         }
1457                 }
1458         else
1459                 {
1460                 item = menu_item_add(menu, _("Toggle _slideshow"), G_CALLBACK(view_slideshow_start_cb), vw);
1461                 gtk_widget_set_sensitive(item, (vw->list != NULL) || view_window_contains_collection(vw));
1462                 item = menu_item_add(menu, _("Pause slides_how"), G_CALLBACK(view_slideshow_pause_cb), vw);
1463                 gtk_widget_set_sensitive(item, FALSE);
1464                 }
1465
1466         if (vw->fs)
1467                 {
1468                 menu_item_add(menu, _("Exit _full screen"), G_CALLBACK(view_fullscreen_cb), vw);
1469                 }
1470         else
1471                 {
1472                 menu_item_add(menu, _("_Full screen"), G_CALLBACK(view_fullscreen_cb), vw);
1473                 }
1474
1475         menu_item_add_divider(menu);
1476         menu_item_add_stock(menu, _("C_lose window"), GTK_STOCK_CLOSE, G_CALLBACK(view_close_cb), vw);
1477
1478         return menu;
1479 }
1480
1481 /*
1482  *-------------------------------------------------------------------
1483  * dnd confirm dir
1484  *-------------------------------------------------------------------
1485  */
1486
1487 typedef struct {
1488         ViewWindow *vw;
1489         GList *list;
1490 } CViewConfirmD;
1491
1492 static void view_dir_list_cancel(GtkWidget *UNUSED(widget), gpointer UNUSED(data))
1493 {
1494         /* do nothing */
1495 }
1496
1497 static void view_dir_list_do(ViewWindow *vw, GList *list, gboolean skip, gboolean recurse)
1498 {
1499         GList *work;
1500
1501         view_window_set_list(vw, NULL);
1502
1503         work = list;
1504         while (work)
1505                 {
1506                 FileData *fd = work->data;
1507                 work = work->next;
1508
1509                 if (isdir(fd->path))
1510                         {
1511                         if (!skip)
1512                                 {
1513                                 GList *list = NULL;
1514
1515                                 if (recurse)
1516                                         {
1517                                         list = filelist_recursive(fd);
1518                                         }
1519                                 else
1520                                         { /** @FIXME ?? */
1521                                         filelist_read(fd, &list, NULL);
1522                                         list = filelist_sort_path(list);
1523                                         list = filelist_filter(list, FALSE);
1524                                         }
1525                                 if (list) vw->list = g_list_concat(vw->list, list);
1526                                 }
1527                         }
1528                 else
1529                         {
1530                         /** @FIXME no filtering here */
1531                         vw->list = g_list_append(vw->list, file_data_ref(fd));
1532                         }
1533                 }
1534
1535         if (vw->list)
1536                 {
1537                 FileData *fd;
1538
1539                 vw->list_pointer = vw->list;
1540                 fd = vw->list->data;
1541                 image_change_fd(vw->imd, fd, image_zoom_get_default(vw->imd));
1542
1543                 work = vw->list->next;
1544                 if (options->image.enable_read_ahead && work)
1545                         {
1546                         fd = work->data;
1547                         image_prebuffer_set(vw->imd, fd);
1548                         }
1549                 }
1550         else
1551                 {
1552                 image_change_fd(vw->imd, NULL, image_zoom_get_default(vw->imd));
1553                 }
1554 }
1555
1556 static void view_dir_list_add(GtkWidget *UNUSED(widget), gpointer data)
1557 {
1558         CViewConfirmD *d = data;
1559         view_dir_list_do(d->vw, d->list, FALSE, FALSE);
1560 }
1561
1562 static void view_dir_list_recurse(GtkWidget *UNUSED(widget), gpointer data)
1563 {
1564         CViewConfirmD *d = data;
1565         view_dir_list_do(d->vw, d->list, FALSE, TRUE);
1566 }
1567
1568 static void view_dir_list_skip(GtkWidget *UNUSED(widget), gpointer data)
1569 {
1570         CViewConfirmD *d = data;
1571         view_dir_list_do(d->vw, d->list, TRUE, FALSE);
1572 }
1573
1574 static void view_dir_list_destroy(GtkWidget *UNUSED(widget), gpointer data)
1575 {
1576         CViewConfirmD *d = data;
1577         filelist_free(d->list);
1578         g_free(d);
1579 }
1580
1581 static GtkWidget *view_confirm_dir_list(ViewWindow *vw, GList *list)
1582 {
1583         GtkWidget *menu;
1584         CViewConfirmD *d;
1585
1586         d = g_new(CViewConfirmD, 1);
1587         d->vw = vw;
1588         d->list = list;
1589
1590         menu = popup_menu_short_lived();
1591         g_signal_connect(G_OBJECT(menu), "destroy",
1592                          G_CALLBACK(view_dir_list_destroy), d);
1593
1594         menu_item_add_stock(menu, _("Dropped list includes folders."), GTK_STOCK_DND_MULTIPLE, NULL, NULL);
1595         menu_item_add_divider(menu);
1596         menu_item_add_stock(menu, _("_Add contents"), GTK_STOCK_OK, G_CALLBACK(view_dir_list_add), d);
1597         menu_item_add_stock(menu, _("Add contents _recursive"), GTK_STOCK_ADD, G_CALLBACK(view_dir_list_recurse), d);
1598         menu_item_add_stock(menu, _("_Skip folders"), GTK_STOCK_REMOVE, G_CALLBACK(view_dir_list_skip), d);
1599         menu_item_add_divider(menu);
1600         menu_item_add_stock(menu, _("Cancel"), GTK_STOCK_CANCEL, G_CALLBACK(view_dir_list_cancel), d);
1601
1602         return menu;
1603 }
1604
1605 /*
1606  *-----------------------------------------------------------------------------
1607  * image drag and drop routines
1608  *-----------------------------------------------------------------------------
1609  */
1610
1611 static void view_window_get_dnd_data(GtkWidget *UNUSED(widget), GdkDragContext *context,
1612                                      gint UNUSED(x), gint UNUSED(y),
1613                                      GtkSelectionData *selection_data, guint info,
1614                                      guint time, gpointer data)
1615 {
1616         ViewWindow *vw = data;
1617         ImageWindow *imd;
1618
1619         if (gtk_drag_get_source_widget(context) == vw->imd->pr) return;
1620
1621         imd = vw->imd;
1622
1623         if (info == TARGET_URI_LIST || info == TARGET_APP_COLLECTION_MEMBER)
1624                 {
1625                 CollectionData *source;
1626                 GList *list;
1627                 GList *info_list;
1628
1629                 if (info == TARGET_URI_LIST)
1630                         {
1631                         GList *work;
1632
1633                         list = uri_filelist_from_gtk_selection_data(selection_data);
1634
1635                         work = list;
1636                         while (work)
1637                                 {
1638                                 FileData *fd = work->data;
1639                                 if (isdir(fd->path))
1640                                         {
1641                                         GtkWidget *menu;
1642                                         menu = view_confirm_dir_list(vw, list);
1643                                         gtk_menu_popup(GTK_MENU(menu), NULL, NULL, NULL, NULL, 0, time);
1644                                         return;
1645                                         }
1646                                 work = work->next;
1647                                 }
1648
1649                         list = filelist_filter(list, FALSE);
1650
1651                         source = NULL;
1652                         info_list = NULL;
1653                         }
1654                 else
1655                         {
1656                         source = collection_from_dnd_data((gchar *)gtk_selection_data_get_data(selection_data), &list, &info_list);
1657                         }
1658
1659                 if (list)
1660                         {
1661                         FileData *fd;
1662
1663                         fd = list->data;
1664                         if (isfile(fd->path))
1665                                 {
1666                                 view_slideshow_stop(vw);
1667                                 view_window_set_list(vw, NULL);
1668
1669                                 if (source && info_list)
1670                                         {
1671                                         image_change_from_collection(imd, source, info_list->data, image_zoom_get_default(imd));
1672                                         }
1673                                 else
1674                                         {
1675                                         if (list->next)
1676                                                 {
1677                                                 vw->list = list;
1678                                                 list = NULL;
1679
1680                                                 vw->list_pointer = vw->list;
1681                                                 }
1682                                         image_change_fd(imd, fd, image_zoom_get_default(imd));
1683                                         }
1684                                 }
1685                         }
1686                 filelist_free(list);
1687                 g_list_free(info_list);
1688                 }
1689 }
1690
1691 static void view_window_set_dnd_data(GtkWidget *UNUSED(widget), GdkDragContext *UNUSED(context),
1692                                      GtkSelectionData *selection_data, guint UNUSED(info),
1693                                      guint UNUSED(time), gpointer data)
1694 {
1695         ViewWindow *vw = data;
1696         FileData *fd;
1697
1698         fd = image_get_fd(vw->imd);
1699
1700         if (fd)
1701                 {
1702                 GList *list;
1703
1704                 list = g_list_append(NULL, fd);
1705                 uri_selection_data_set_uris_from_filelist(selection_data, list);
1706                 g_list_free(list);
1707                 }
1708         else
1709                 {
1710                 gtk_selection_data_set(selection_data, gtk_selection_data_get_target(selection_data),
1711                                        8, NULL, 0);
1712                 }
1713 }
1714
1715 static void view_window_dnd_init(ViewWindow *vw)
1716 {
1717         ImageWindow *imd;
1718
1719         imd = vw->imd;
1720
1721         gtk_drag_source_set(imd->pr, GDK_BUTTON2_MASK,
1722                             dnd_file_drag_types, dnd_file_drag_types_count,
1723                             GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
1724         g_signal_connect(G_OBJECT(imd->pr), "drag_data_get",
1725                          G_CALLBACK(view_window_set_dnd_data), vw);
1726
1727         gtk_drag_dest_set(imd->pr,
1728                           GTK_DEST_DEFAULT_MOTION | GTK_DEST_DEFAULT_DROP,
1729                           dnd_file_drop_types, dnd_file_drop_types_count,
1730                           GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
1731         g_signal_connect(G_OBJECT(imd->pr), "drag_data_received",
1732                          G_CALLBACK(view_window_get_dnd_data), vw);
1733 }
1734
1735 /*
1736  *-----------------------------------------------------------------------------
1737  * maintenance (for rename, move, remove)
1738  *-----------------------------------------------------------------------------
1739  */
1740
1741 static void view_real_removed(ViewWindow *vw, FileData *fd)
1742 {
1743         ImageWindow *imd;
1744         FileData *image_fd;
1745
1746         imd = view_window_active_image(vw);
1747         image_fd = image_get_fd(imd);
1748
1749         if (image_fd && image_fd == fd)
1750                 {
1751                 if (vw->list)
1752                         {
1753                         view_list_step(vw, TRUE);
1754                         if (image_get_fd(imd) == image_fd)
1755                                 {
1756                                 view_list_step(vw, FALSE);
1757                                 }
1758                         }
1759                 else if (view_window_contains_collection(vw))
1760                         {
1761                         view_collection_step(vw, TRUE);
1762                         if (image_get_fd(imd) == image_fd)
1763                                 {
1764                                 view_collection_step(vw, FALSE);
1765                                 }
1766                         }
1767                 if (image_get_fd(imd) == image_fd)
1768                         {
1769                         image_change_fd(imd, NULL, image_zoom_get_default(imd));
1770                         }
1771                 }
1772
1773         if (vw->list)
1774                 {
1775                 GList *work;
1776                 GList *old;
1777
1778                 old = vw->list_pointer;
1779
1780                 work = vw->list;
1781                 while (work)
1782                         {
1783                         FileData *chk_fd;
1784                         GList *chk_link;
1785
1786                         chk_fd = work->data;
1787                         chk_link = work;
1788                         work = work->next;
1789
1790                         if (chk_fd == fd)
1791                                 {
1792                                 if (vw->list_pointer == chk_link)
1793                                         {
1794                                         vw->list_pointer = (chk_link->next) ? chk_link->next : chk_link->prev;
1795                                         }
1796                                 vw->list = g_list_remove(vw->list, chk_fd);
1797                                 file_data_unref(chk_fd);
1798                                 }
1799                         }
1800
1801                 /* handles stepping correctly when same image is in the list more than once */
1802                 if (old && old != vw->list_pointer)
1803                         {
1804                         FileData *fd;
1805
1806                         if (vw->list_pointer)
1807                                 {
1808                                 fd = vw->list_pointer->data;
1809                                 }
1810                         else
1811                                 {
1812                                 fd = NULL;
1813                                 }
1814
1815                         image_change_fd(imd, fd, image_zoom_get_default(imd));
1816                         }
1817                 }
1818
1819         image_osd_update(imd);
1820 }
1821
1822 static void view_window_notify_cb(FileData *fd, NotifyType type, gpointer data)
1823 {
1824         ViewWindow *vw = data;
1825
1826         if (!(type & NOTIFY_CHANGE) || !fd->change) return;
1827
1828         DEBUG_1("Notify view_window: %s %04x", fd->path, type);
1829
1830         switch (fd->change->type)
1831                 {
1832                 case FILEDATA_CHANGE_MOVE:
1833                 case FILEDATA_CHANGE_RENAME:
1834                         break;
1835                 case FILEDATA_CHANGE_COPY:
1836                         break;
1837                 case FILEDATA_CHANGE_DELETE:
1838                         view_real_removed(vw, fd);
1839                         break;
1840                 case FILEDATA_CHANGE_UNSPECIFIED:
1841                 case FILEDATA_CHANGE_WRITE_METADATA:
1842                         break;
1843                 }
1844 }
1845 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */