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