src/img-view.c

   1 /*
   2  * Copyright (C) 2006 John Ellis
   3  * Copyright (C) 2008 - 2016 The Geeqie Team
   4  *
   5  * Author: John Ellis
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; either version 2 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License along
  18  * with this program; if not, write to the Free Software Foundation, Inc.,
  19  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  20  */
  21
  22 #include "main.h"
  23 #include "img-view.h"
  24
  25 #include "collect.h"
  26 #include "collect-io.h"
  27 #include "dnd.h"
  28 #include "editors.h"
  29 #include "filedata.h"
  30 #include "fullscreen.h"
  31 #include "image.h"
  32 #include "image-overlay.h"
  33 #include "layout.h"
  34 #include "layout_image.h"
  35 #include "menu.h"
  36 #include "misc.h"
  37 #include "pixbuf_util.h"
  38 #include "pixbuf-renderer.h"
  39 #include "print.h"
  40 #include "slideshow.h"
  41 #include "ui_fileops.h"
  42 #include "ui_menu.h"
  43 #include "uri_utils.h"
  44 #include "utilops.h"
  45 #include "window.h"
  46
  47 #include <gdk/gdkkeysyms.h> /* for keyboard values */
  48
  49
  50 typedef struct _ViewWindow ViewWindow;
  51 struct _ViewWindow
  52 {
  53         GtkWidget *window;
  54         ImageWindow *imd;
  55         FullScreenData *fs;
  56         SlideShowData *ss;
  57
  58         GList *list;
  59         GList *list_pointer;
  60 };
  61
  62
  63 static GList *view_window_list = NULL;
  64
  65
  66 static GtkWidget *view_popup_menu(ViewWindow *vw);
  67 static void view_fullscreen_toggle(ViewWindow *vw, gboolean force_off);
  68 static void view_overlay_toggle(ViewWindow *vw);
  69
  70 static void view_slideshow_next(ViewWindow *vw);
  71 static void view_slideshow_prev(ViewWindow *vw);
  72 static void view_slideshow_start(ViewWindow *vw);
  73 static void view_slideshow_stop(ViewWindow *vw);
  74
  75 static void view_window_close(ViewWindow *vw);
  76
  77 static void view_window_dnd_init(ViewWindow *vw);
  78
  79 static void view_window_notify_cb(FileData *fd, NotifyType type, gpointer data);
  80
  81 /*
  82  *-----------------------------------------------------------------------------
  83  * misc
  84  *-----------------------------------------------------------------------------
  85  */
  86
  87 static ImageWindow *view_window_active_image(ViewWindow *vw)
  88 {
  89         if (vw->fs) return vw->fs->imd;
  90
  91         return vw->imd;
  92 }
  93
  94 static void view_window_set_list(ViewWindow *vw, GList *list)
  95 {
  96
  97         filelist_free(vw->list);
  98         vw->list = NULL;
  99         vw->list_pointer = NULL;
 100
 101         vw->list = filelist_copy(list);
 102 }
 103
 104 static gboolean view_window_contains_collection(ViewWindow *vw)
 105 {
 106         CollectionData *cd;
 107         CollectInfo *info;
 108
 109         cd = image_get_collection(view_window_active_image(vw), &info);
 110
 111         return (cd && info);
 112 }
 113
 114 static void view_collection_step(ViewWindow *vw, gboolean next)
 115 {
 116         ImageWindow *imd = view_window_active_image(vw);
 117         CollectionData *cd;
 118         CollectInfo *info;
 119         CollectInfo *read_ahead_info = NULL;
 120
 121         cd = image_get_collection(imd, &info);
 122
 123         if (!cd || !info) return;
 124
 125         if (next)
 126                 {
 127                 info = collection_next_by_info(cd, info);
 128                 if (options->image.enable_read_ahead)
 129                         {
 130                         read_ahead_info = collection_next_by_info(cd, info);
 131                         if (!read_ahead_info) read_ahead_info = collection_prev_by_info(cd, info);
 132                         }
 133                 }
 134         else
 135                 {
 136                 info = collection_prev_by_info(cd, info);
 137                 if (options->image.enable_read_ahead)
 138                         {
 139                         read_ahead_info = collection_prev_by_info(cd, info);
 140                         if (!read_ahead_info) read_ahead_info = collection_next_by_info(cd, info);
 141                         }
 142                 }
 143
 144         if (info)
 145                 {
 146                 image_change_from_collection(imd, cd, info, image_zoom_get_default(imd));
 147
 148                 if (read_ahead_info) image_prebuffer_set(imd, read_ahead_info->fd);
 149                 }
 150
 151 }
 152
 153 static void view_collection_step_to_end(ViewWindow *vw, gboolean last)
 154 {
 155         ImageWindow *imd = view_window_active_image(vw);
 156         CollectionData *cd;
 157         CollectInfo *info;
 158         CollectInfo *read_ahead_info = NULL;
 159
 160         cd = image_get_collection(imd, &info);
 161
 162         if (!cd || !info) return;
 163
 164         if (last)
 165                 {
 166                 info = collection_get_last(cd);
 167                 if (options->image.enable_read_ahead) read_ahead_info = collection_prev_by_info(cd, info);
 168                 }
 169         else
 170                 {
 171                 info = collection_get_first(cd);
 172                 if (options->image.enable_read_ahead) read_ahead_info = collection_next_by_info(cd, info);
 173                 }
 174
 175         if (info)
 176                 {
 177                 image_change_from_collection(imd, cd, info, image_zoom_get_default(imd));
 178                 if (read_ahead_info) image_prebuffer_set(imd, read_ahead_info->fd);
 179                 }
 180 }
 181
 182 static void view_list_step(ViewWindow *vw, gboolean next)
 183 {
 184         ImageWindow *imd = view_window_active_image(vw);
 185         FileData *fd;
 186         GList *work;
 187         GList *work_ahead;
 188
 189         if (!vw->list) return;
 190
 191         fd = image_get_fd(imd);
 192         if (!fd) return;
 193
 194         if (g_list_position(vw->list, vw->list_pointer) >= 0)
 195                 {
 196                 work = vw->list_pointer;
 197                 }
 198         else
 199                 {
 200                 gboolean found = FALSE;
 201
 202                 work = vw->list;
 203                 while (work && !found)
 204                         {
 205                         FileData *temp;
 206
 207                         temp = work->data;
 208
 209                         if (fd == temp)
 210                                 {
 211                                 found = TRUE;
 212                                 }
 213                         else
 214                                 {
 215                                 work = work->next;
 216                                 }
 217                         }
 218                 }
 219         if (!work) return;
 220
 221         work_ahead = NULL;
 222         if (next)
 223                 {
 224                 work = work->next;
 225                 if (work) work_ahead = work->next;
 226                 }
 227         else
 228                 {
 229                 work = work->prev;
 230                 if (work) work_ahead = work->prev;
 231                 }
 232
 233         if (!work) return;
 234
 235         vw->list_pointer = work;
 236         fd = work->data;
 237         image_change_fd(imd, fd, image_zoom_get_default(imd));
 238
 239         if (options->image.enable_read_ahead && work_ahead)
 240                 {
 241                 FileData *next_fd = work_ahead->data;
 242                 image_prebuffer_set(imd, next_fd);
 243                 }
 244 }
 245
 246 static void view_list_step_to_end(ViewWindow *vw, gboolean last)
 247 {
 248         ImageWindow *imd = view_window_active_image(vw);
 249         FileData *fd;
 250         GList *work;
 251         GList *work_ahead;
 252
 253         if (!vw->list) return;
 254
 255         if (last)
 256                 {
 257                 work = g_list_last(vw->list);
 258                 work_ahead = work->prev;
 259                 }
 260         else
 261                 {
 262                 work = vw->list;
 263                 work_ahead = work->next;
 264                 }
 265
 266         vw->list_pointer = work;
 267         fd = work->data;
 268         image_change_fd(imd, fd, image_zoom_get_default(imd));
 269
 270         if (options->image.enable_read_ahead && work_ahead)
 271                 {
 272                 FileData *next_fd = work_ahead->data;
 273                 image_prebuffer_set(imd, next_fd);
 274                 }
 275 }
 276
 277 static void view_step_next(ViewWindow *vw)
 278 {
 279         if (vw->ss)
 280                 {
 281                 view_slideshow_next(vw);
 282                 }
 283         else if (vw->list)
 284                 {
 285                 view_list_step(vw, TRUE);
 286                 }
 287         else
 288                 {
 289                 view_collection_step(vw, TRUE);
 290                 }
 291 }
 292
 293 static void view_step_prev(ViewWindow *vw)
 294 {
 295         if (vw->ss)
 296                 {
 297                 view_slideshow_prev(vw);
 298                 }
 299         else if (vw->list)
 300                 {
 301                 view_list_step(vw, FALSE);
 302                 }
 303         else
 304                 {
 305                 view_collection_step(vw, FALSE);
 306                 }
 307 }
 308
 309 static void view_step_to_end(ViewWindow *vw, gboolean last)
 310 {
 311         if (vw->list)
 312                 {
 313                 view_list_step_to_end(vw, last);
 314                 }
 315         else
 316                 {
 317                 view_collection_step_to_end(vw, last);
 318                 }
 319 }
 320
 321 /*
 322  *-----------------------------------------------------------------------------
 323  * view window keyboard
 324  *-----------------------------------------------------------------------------
 325  */
 326
 327 static void view_window_menu_pos_cb(GtkMenu *menu, gint *x, gint *y, gboolean *push_in, gpointer data)
 328 {
 329         ViewWindow *vw = data;
 330         ImageWindow *imd;
 331
 332         imd = view_window_active_image(vw);
 333         gdk_window_get_origin(gtk_widget_get_window(imd->pr), x, y);
 334         popup_menu_position_clamp(menu, x, y, 0);
 335 }
 336
 337 static gboolean view_window_key_press_cb(GtkWidget *widget, GdkEventKey *event, gpointer data)
 338 {
 339         ViewWindow *vw = data;
 340         ImageWindow *imd;
 341         gint stop_signal;
 342         GtkWidget *menu;
 343         gint x = 0;
 344         gint y = 0;
 345
 346         imd = view_window_active_image(vw);
 347
 348         stop_signal = TRUE;
 349         switch (event->keyval)
 350                 {
 351                 case GDK_KEY_Left: case GDK_KEY_KP_Left:
 352                         x -= 1;
 353                         break;
 354                 case GDK_KEY_Right: case GDK_KEY_KP_Right:
 355                         x += 1;
 356                         break;
 357                 case GDK_KEY_Up: case GDK_KEY_KP_Up:
 358                         y -= 1;
 359                         break;
 360                 case GDK_KEY_Down: case GDK_KEY_KP_Down:
 361                         y += 1;
 362                         break;
 363                 default:
 364                         stop_signal = FALSE;
 365                         break;
 366                 }
 367
 368         if (x != 0 || y!= 0)
 369                 {
 370                 if (event->state & GDK_SHIFT_MASK)
 371                         {
 372                         x *= 3;
 373                         y *= 3;
 374                         }
 375
 376                 keyboard_scroll_calc(&x, &y, event);
 377                 image_scroll(imd, x, y);
 378                 }
 379
 380         if (stop_signal) return stop_signal;
 381
 382         if (event->state & GDK_CONTROL_MASK)
 383                 {
 384                 stop_signal = TRUE;
 385                 switch (event->keyval)
 386                         {
 387                         case '1':
 388                         case '2':
 389                         case '3':
 390                         case '4':
 391                         case '5':
 392                         case '6':
 393                         case '7':
 394                         case '8':
 395                         case '9':
 396                         case '0':
 397                                 break;
 398                         case 'C': case 'c':
 399                                 file_util_copy(image_get_fd(imd), NULL, NULL, imd->widget);
 400                                 break;
 401                         case 'M': case 'm':
 402                                 file_util_move(image_get_fd(imd), NULL, NULL, imd->widget);
 403                                 break;
 404                         case 'R': case 'r':
 405                                 file_util_rename(image_get_fd(imd), NULL, imd->widget);
 406                                 break;
 407                         case 'D': case 'd':
 408                                 file_util_delete(image_get_fd(imd), NULL, imd->widget);
 409                                 break;
 410                         case 'W': case 'w':
 411                                 view_window_close(vw);
 412                                 break;
 413                         default:
 414                                 stop_signal = FALSE;
 415                                 break;
 416                         }
 417                 }
 418         else if (event->state & GDK_SHIFT_MASK)
 419                 {
 420                 stop_signal = TRUE;
 421                 switch (event->keyval)
 422                         {
 423                         case 'R': case 'r':
 424                                 image_alter_orientation(imd, imd->image_fd, ALTER_ROTATE_180);
 425                                 break;
 426                         case 'M': case 'm':
 427                                 image_alter_orientation(imd, imd->image_fd, ALTER_MIRROR);
 428                                 break;
 429                         case 'F': case 'f':
 430                                 image_alter_orientation(imd, imd->image_fd, ALTER_FLIP);
 431                                 break;
 432                         case 'G': case 'g':
 433                                 image_set_desaturate(imd, !image_get_desaturate(imd));
 434                                 break;
 435                         case 'P': case 'p':
 436                                 {
 437                                 FileData *fd;
 438
 439                                 view_fullscreen_toggle(vw, TRUE);
 440                                 imd = view_window_active_image(vw);
 441                                 fd = image_get_fd(imd);
 442                                 print_window_new(fd,
 443                                                  fd ? g_list_append(NULL, file_data_ref(fd)) : NULL,
 444                                                  filelist_copy(vw->list), vw->window);
 445                                 }
 446                                 break;
 447                         default:
 448                                 stop_signal = FALSE;
 449                                 break;
 450                         }
 451                 }
 452         else
 453                 {
 454                 stop_signal = TRUE;
 455                 switch (event->keyval)
 456                         {
 457                         case GDK_KEY_Page_Up: case GDK_KEY_KP_Page_Up:
 458                         case GDK_KEY_BackSpace:
 459                         case 'B': case 'b':
 460                                 view_step_prev(vw);
 461                                 break;
 462                         case GDK_KEY_Page_Down: case GDK_KEY_KP_Page_Down:
 463                         case GDK_KEY_space:
 464                         case 'N': case 'n':
 465                                 view_step_next(vw);
 466                                 break;
 467                         case GDK_KEY_Home: case GDK_KEY_KP_Home:
 468                                 view_step_to_end(vw, FALSE);
 469                                 break;
 470                         case GDK_KEY_End: case GDK_KEY_KP_End:
 471                                 view_step_to_end(vw, TRUE);
 472                                 break;
 473                         case '+': case '=': case GDK_KEY_KP_Add:
 474                                 image_zoom_adjust(imd, get_zoom_increment());
 475                                 break;
 476                         case '-': case GDK_KEY_KP_Subtract:
 477                                 image_zoom_adjust(imd, -get_zoom_increment());
 478                                 break;
 479                         case 'X': case 'x': case GDK_KEY_KP_Multiply:
 480                                 image_zoom_set(imd, 0.0);
 481                                 break;
 482                         case 'Z': case 'z': case GDK_KEY_KP_Divide: case '1':
 483                                 image_zoom_set(imd, 1.0);
 484                                 break;
 485                         case '2':
 486                                 image_zoom_set(imd, 2.0);
 487                                 break;
 488                         case '3':
 489                                 image_zoom_set(imd, 3.0);
 490                                 break;
 491                         case '4':
 492                                 image_zoom_set(imd, 4.0);
 493                                 break;
 494                         case '7':
 495                                 image_zoom_set(imd, -4.0);
 496                                 break;
 497                         case '8':
 498                                 image_zoom_set(imd, -3.0);
 499                                 break;
 500                         case '9':
 501                                 image_zoom_set(imd, -2.0);
 502                                 break;
 503                         case 'W': case 'w':
 504                                 image_zoom_set_fill_geometry(imd, FALSE);
 505                                 break;
 506                         case 'H': case 'h':
 507                                 image_zoom_set_fill_geometry(imd, TRUE);
 508                                 break;
 509                         case 'R': case 'r':
 510                                 image_reload(imd);
 511                                 break;
 512                         case 'S': case 's':
 513                                 if (vw->ss)
 514                                         {
 515                                         view_slideshow_stop(vw);
 516                                         }
 517                                 else
 518                                         {
 519                                         view_slideshow_start(vw);
 520                                         }
 521                                 break;
 522                         case 'P': case 'p':
 523                                 slideshow_pause_toggle(vw->ss);
 524                                 break;
 525                         case 'F': case 'f':
 526                         case 'V': case 'v':
 527                         case GDK_KEY_F11:
 528                                 view_fullscreen_toggle(vw, FALSE);
 529                                 break;
 530                         case 'I': case 'i':
 531                                 view_overlay_toggle(vw);
 532                                 break;
 533                         case ']':
 534                                 image_alter_orientation(imd, imd->image_fd, ALTER_ROTATE_90);
 535                                 break;
 536                         case '[':
 537                                 image_alter_orientation(imd, imd->image_fd, ALTER_ROTATE_90_CC);
 538                                 break;
 539                         case GDK_KEY_Delete: case GDK_KEY_KP_Delete:
 540                                 if (options->file_ops.enable_delete_key)
 541                                         {
 542                                         file_util_delete(image_get_fd(imd), NULL, imd->widget);
 543                                         }
 544                                 break;
 545                         case GDK_KEY_Escape:
 546                                 if (vw->fs)
 547                                         {
 548                                         view_fullscreen_toggle(vw, TRUE);
 549                                         }
 550                                 else
 551                                         {
 552                                         view_window_close(vw);
 553                                         }
 554                                 break;
 555                         case GDK_KEY_Menu:
 556                         case GDK_KEY_F10:
 557                                 menu = view_popup_menu(vw);
 558                                 gtk_menu_popup(GTK_MENU(menu), NULL, NULL,
 559                                                view_window_menu_pos_cb, vw, 0, GDK_CURRENT_TIME);
 560                                 break;
 561                         default:
 562                                 stop_signal = FALSE;
 563                                 break;
 564                         }
 565                 }
 566
 567         return stop_signal;
 568 }
 569
 570 /*
 571  *-----------------------------------------------------------------------------
 572  * view window main routines
 573  *-----------------------------------------------------------------------------
 574  */
 575 static void button_cb(ImageWindow *imd, GdkEventButton *event, gpointer data)
 576 {
 577         ViewWindow *vw = data;
 578         GtkWidget *menu;
 579
 580         switch (event->button)
 581                 {
 582                 case MOUSE_BUTTON_LEFT:
 583                         if (options->image_lm_click_nav)
 584                                 view_step_next(vw);
 585                         break;
 586                 case MOUSE_BUTTON_MIDDLE:
 587                         if (options->image_lm_click_nav)
 588                                 view_step_prev(vw);
 589                         break;
 590                 case MOUSE_BUTTON_RIGHT:
 591                         menu = view_popup_menu(vw);
 592                         gtk_menu_popup(GTK_MENU(menu), NULL, NULL, NULL, NULL, 3, event->time);
 593                         break;
 594                 default:
 595                         break;
 596                 }
 597 }
 598
 599 static void scroll_cb(ImageWindow *imd, GdkEventScroll *event, gpointer data)
 600 {
 601         ViewWindow *vw = data;
 602
 603         if ((event->state & GDK_CONTROL_MASK) ||
 604                                 (imd->mouse_wheel_mode && !options->image_lm_click_nav))
 605                 {
 606                 switch (event->direction)
 607                         {
 608                         case GDK_SCROLL_UP:
 609                                 image_zoom_adjust_at_point(imd, get_zoom_increment(), event->x, event->y);
 610                                 break;
 611                         case GDK_SCROLL_DOWN:
 612                                 image_zoom_adjust_at_point(imd, -get_zoom_increment(), event->x, event->y);
 613                                 break;
 614                         default:
 615                                 break;
 616                         }
 617                 }
 618         else if ( (event->state & GDK_SHIFT_MASK) != (guint) (options->mousewheel_scrolls))
 619                 {
 620                 switch (event->direction)
 621                         {
 622                         case GDK_SCROLL_UP:
 623                                 image_scroll(imd, 0, -MOUSEWHEEL_SCROLL_SIZE);
 624                                 break;
 625                         case GDK_SCROLL_DOWN:
 626                                 image_scroll(imd, 0, MOUSEWHEEL_SCROLL_SIZE);
 627                                 break;
 628                         case GDK_SCROLL_LEFT:
 629                                 image_scroll(imd, -MOUSEWHEEL_SCROLL_SIZE, 0);
 630                                 break;
 631                         case GDK_SCROLL_RIGHT:
 632                                 image_scroll(imd, MOUSEWHEEL_SCROLL_SIZE, 0);
 633                                 break;
 634                         default:
 635                                 break;
 636                         }
 637                 }
 638         else
 639                 {
 640                 switch (event->direction)
 641                         {
 642                         case GDK_SCROLL_UP:
 643                                 view_step_prev(vw);
 644                                 break;
 645                         case GDK_SCROLL_DOWN:
 646                                 view_step_next(vw);
 647                                 break;
 648                         default:
 649                                 break;
 650                         }
 651                 }
 652 }
 653
 654 static void view_image_set_buttons(ViewWindow *vw, ImageWindow *imd)
 655 {
 656         image_set_button_func(imd, button_cb, vw);
 657         image_set_scroll_func(imd, scroll_cb, vw);
 658 }
 659
 660 static void view_fullscreen_stop_func(FullScreenData *fs, gpointer data)
 661 {
 662         ViewWindow *vw = data;
 663
 664         vw->fs = NULL;
 665
 666         if (vw->ss) vw->ss->imd = vw->imd;
 667 }
 668
 669 static void view_fullscreen_toggle(ViewWindow *vw, gboolean force_off)
 670 {
 671         if (force_off && !vw->fs) return;
 672
 673         if (vw->fs)
 674                 {
 675                 if (image_osd_get(vw->imd) & OSD_SHOW_INFO)
 676                         image_osd_set(vw->imd, image_osd_get(vw->fs->imd));
 677
 678                 fullscreen_stop(vw->fs);
 679                 }
 680         else
 681                 {
 682                 vw->fs = fullscreen_start(vw->window, vw->imd, view_fullscreen_stop_func, vw);
 683
 684                 view_image_set_buttons(vw, vw->fs->imd);
 685                 g_signal_connect(G_OBJECT(vw->fs->window), "key_press_event",
 686                                  G_CALLBACK(view_window_key_press_cb), vw);
 687
 688                 if (vw->ss) vw->ss->imd = vw->fs->imd;
 689
 690                 if (image_osd_get(vw->imd) & OSD_SHOW_INFO)
 691                         {
 692                         image_osd_set(vw->fs->imd, image_osd_get(vw->imd));
 693                         image_osd_set(vw->imd, OSD_SHOW_NOTHING);
 694                         }
 695                 }
 696 }
 697
 698 static void view_overlay_toggle(ViewWindow *vw)
 699 {
 700         ImageWindow *imd;
 701
 702         imd = view_window_active_image(vw);
 703
 704         image_osd_toggle(imd);
 705 }
 706
 707 static void view_slideshow_next(ViewWindow *vw)
 708 {
 709         if (vw->ss) slideshow_next(vw->ss);
 710 }
 711
 712 static void view_slideshow_prev(ViewWindow *vw)
 713 {
 714         if (vw->ss) slideshow_prev(vw->ss);
 715 }
 716
 717 static void view_slideshow_stop_func(SlideShowData *fs, gpointer data)
 718 {
 719         ViewWindow *vw = data;
 720         GList *work;
 721         FileData *fd;
 722
 723         vw->ss = NULL;
 724
 725         work = vw->list;
 726         fd = image_get_fd(view_window_active_image(vw));
 727         while (work)
 728                 {
 729                 FileData *temp;
 730
 731                 temp = work->data;
 732                 if (fd == temp)
 733                         {
 734                         vw->list_pointer = work;
 735                         work = NULL;
 736                         }
 737                 else
 738                         {
 739                         work = work->next;
 740                         }
 741                 }
 742 }
 743
 744 static void view_slideshow_start(ViewWindow *vw)
 745 {
 746         if (!vw->ss)
 747                 {
 748                 CollectionData *cd;
 749                 CollectInfo *info;
 750
 751                 if (vw->list)
 752                         {
 753                         vw->ss = slideshow_start_from_filelist(NULL, view_window_active_image(vw),
 754                                                                 filelist_copy(vw->list),
 755                                                                 view_slideshow_stop_func, vw);
 756                         vw->list_pointer = NULL;
 757                         return;
 758                         }
 759
 760                 cd = image_get_collection(view_window_active_image(vw), &info);
 761                 if (cd && info)
 762                         {
 763                         vw->ss = slideshow_start_from_collection(NULL, view_window_active_image(vw), cd,
 764                                                                  view_slideshow_stop_func, vw, info);
 765                         }
 766                 }
 767 }
 768
 769 static void view_slideshow_stop(ViewWindow *vw)
 770 {
 771         if (vw->ss) slideshow_free(vw->ss);
 772 }
 773
 774 static void view_window_destroy_cb(GtkWidget *widget, gpointer data)
 775 {
 776         ViewWindow *vw = data;
 777
 778         view_window_list = g_list_remove(view_window_list, vw);
 779
 780         view_slideshow_stop(vw);
 781         fullscreen_stop(vw->fs);
 782
 783         filelist_free(vw->list);
 784
 785         file_data_unregister_notify_func(view_window_notify_cb, vw);
 786
 787         g_free(vw);
 788 }
 789
 790 static void view_window_close(ViewWindow *vw)
 791 {
 792         view_slideshow_stop(vw);
 793         view_fullscreen_toggle(vw, TRUE);
 794         gtk_widget_destroy(vw->window);
 795 }
 796
 797 static gboolean view_window_delete_cb(GtkWidget *w, GdkEventAny *event, gpointer data)
 798 {
 799         ViewWindow *vw = data;
 800
 801         view_window_close(vw);
 802         return TRUE;
 803 }
 804
 805 static ViewWindow *real_view_window_new(FileData *fd, GList *list, CollectionData *cd, CollectInfo *info)
 806 {
 807         ViewWindow *vw;
 808         GtkAllocation req_size;
 809         GdkGeometry geometry;
 810         gint w, h;
 811
 812         if (!fd && !list && (!cd || !info)) return NULL;
 813
 814         vw = g_new0(ViewWindow, 1);
 815
 816         vw->window = window_new(GTK_WINDOW_TOPLEVEL, "view", PIXBUF_INLINE_ICON_VIEW, NULL, NULL);
 817
 818         geometry.min_width = DEFAULT_MINIMAL_WINDOW_SIZE;
 819         geometry.min_height = DEFAULT_MINIMAL_WINDOW_SIZE;
 820         gtk_window_set_geometry_hints(GTK_WINDOW(vw->window), NULL, &geometry, GDK_HINT_MIN_SIZE);
 821
 822         gtk_window_set_resizable(GTK_WINDOW(vw->window), TRUE);
 823         gtk_container_set_border_width(GTK_CONTAINER(vw->window), 0);
 824
 825         vw->imd = image_new(FALSE);
 826         image_color_profile_set(vw->imd,
 827                                 options->color_profile.input_type,
 828                                 options->color_profile.use_image);
 829         image_color_profile_set_use(vw->imd, options->color_profile.enabled);
 830
 831         image_background_set_color_from_options(vw->imd, FALSE);
 832
 833         image_attach_window(vw->imd, vw->window, NULL, GQ_APPNAME, TRUE);
 834
 835         image_auto_refresh_enable(vw->imd, TRUE);
 836         image_top_window_set_sync(vw->imd, TRUE);
 837
 838         gtk_container_add(GTK_CONTAINER(vw->window), vw->imd->widget);
 839         gtk_widget_show(vw->imd->widget);
 840
 841         view_window_dnd_init(vw);
 842
 843         view_image_set_buttons(vw, vw->imd);
 844
 845         g_signal_connect(G_OBJECT(vw->window), "destroy",
 846                          G_CALLBACK(view_window_destroy_cb), vw);
 847         g_signal_connect(G_OBJECT(vw->window), "delete_event",
 848                          G_CALLBACK(view_window_delete_cb), vw);
 849         g_signal_connect(G_OBJECT(vw->window), "key_press_event",
 850                          G_CALLBACK(view_window_key_press_cb), vw);
 851         if (cd && info)
 852                 {
 853                 image_change_from_collection(vw->imd, cd, info, image_zoom_get_default(NULL));
 854                 if (options->image.enable_read_ahead)
 855                         {
 856                         CollectInfo * r_info = collection_next_by_info(cd, info);
 857                         if (!r_info) r_info = collection_prev_by_info(cd, info);
 858                         if (r_info) image_prebuffer_set(vw->imd, r_info->fd);
 859                         }
 860                 }
 861         else if (list)
 862                 {
 863                 view_window_set_list(vw, list);
 864                 vw->list_pointer = vw->list;
 865                 image_change_fd(vw->imd, (FileData *)vw->list->data, image_zoom_get_default(NULL));
 866
 867                 if (options->image.enable_read_ahead)
 868                         {
 869                         GList *work = vw->list->next;
 870                         if (work) image_prebuffer_set(vw->imd, (FileData *)work->data);
 871                         }
 872                 }
 873         else
 874                 {
 875                 image_change_fd(vw->imd, fd, image_zoom_get_default(NULL));
 876                 }
 877
 878         /* Wait until image is loaded otherwise size is not defined */
 879         int count;
 880         for (count = 10; count && !w && !h; count++)
 881                 {
 882                 image_get_image_size(vw->imd, &w, &h);
 883                 usleep(100000);
 884                 }
 885
 886         if (image_zoom_get(vw->imd) == 0.0)
 887                 {
 888                 image_get_image_size(vw->imd, &w, &h);
 889                 }
 890         else
 891                 {
 892                 pixbuf_renderer_get_scaled_size(PIXBUF_RENDERER(vw->imd->pr), &w, &h);
 893                 }
 894         if (options->image.limit_window_size)
 895                 {
 896                 gint mw = gdk_screen_width() * options->image.max_window_size / 100;
 897                 gint mh = gdk_screen_height() * options->image.max_window_size / 100;
 898
 899                 if (w > mw) w = mw;
 900                 if (h > mh) h = mh;
 901                 }
 902
 903         gtk_window_set_default_size(GTK_WINDOW(vw->window), w, h);
 904         req_size.x = req_size.y = 0;
 905         req_size.width = w;
 906         req_size.height = h;
 907         gtk_widget_size_allocate(GTK_WIDGET(vw->window), &req_size);
 908
 909         gtk_widget_set_size_request(vw->imd->pr, w, h);
 910
 911         gtk_widget_show(vw->window);
 912
 913         view_window_list = g_list_append(view_window_list, vw);
 914
 915         file_data_register_notify_func(view_window_notify_cb, vw, NOTIFY_PRIORITY_LOW);
 916
 917         return vw;
 918 }
 919
 920 static void view_window_collection_unref_cb(GtkWidget *widget, gpointer data)
 921 {
 922         CollectionData *cd = data;
 923
 924         collection_unref(cd);
 925 }
 926
 927 void view_window_new(FileData *fd)
 928 {
 929         GList *list;
 930
 931         if (file_extension_match(fd->path, GQ_COLLECTION_EXT))
 932                 {
 933                 ViewWindow *vw;
 934                 CollectionData *cd;
 935                 CollectInfo *info;
 936
 937                 cd = collection_new(fd->path);
 938                 if (collection_load(cd, fd->path, COLLECTION_LOAD_NONE))
 939                         {
 940                         info = collection_get_first(cd);
 941                         }
 942                 else
 943                         {
 944                         collection_unref(cd);
 945                         cd = NULL;
 946                         info = NULL;
 947                         }
 948                 vw = real_view_window_new(NULL, NULL, cd, info);
 949                 if (vw && cd)
 950                         {
 951                         g_signal_connect(G_OBJECT(vw->window), "destroy",
 952                                          G_CALLBACK(view_window_collection_unref_cb), cd);
 953                         }
 954                 }
 955         else if (isdir(fd->path) && filelist_read(fd, &list, NULL))
 956                 {
 957                 list = filelist_sort_path(list);
 958                 list = filelist_filter(list, FALSE);
 959                 real_view_window_new(NULL, list, NULL, NULL);
 960                 filelist_free(list);
 961                 }
 962         else
 963                 {
 964                 real_view_window_new(fd, NULL, NULL, NULL);
 965                 }
 966 }
 967
 968 void view_window_new_from_list(GList *list)
 969 {
 970         real_view_window_new(NULL, list, NULL, NULL);
 971 }
 972
 973 void view_window_new_from_collection(CollectionData *cd, CollectInfo *info)
 974 {
 975         real_view_window_new(NULL, NULL, cd, info);
 976 }
 977
 978 /*
 979  *-----------------------------------------------------------------------------
 980  * public
 981  *-----------------------------------------------------------------------------
 982  */
 983
 984 void view_window_colors_update(void)
 985 {
 986         GList *work;
 987
 988         work = view_window_list;
 989         while (work)
 990                 {
 991                 ViewWindow *vw = work->data;
 992                 work = work->next;
 993
 994                 image_background_set_color_from_options(vw->imd, !!vw->fs);
 995                 }
 996 }
 997
 998 gboolean view_window_find_image(ImageWindow *imd, gint *index, gint *total)
 999 {
1000         GList *work;
1001
1002         work = view_window_list;
1003         while (work)
1004                 {
1005                 ViewWindow *vw = work->data;
1006                 work = work->next;
1007
1008                 if (vw->imd == imd ||
1009                     (vw->fs && vw->fs->imd == imd))
1010                         {
1011                         if (vw->ss)
1012                                 {
1013                                 gint n;
1014                                 gint t;
1015
1016                                 n = g_list_length(vw->ss->list_done);
1017                                 t = n + g_list_length(vw->ss->list);
1018                                 if (n == 0) n = t;
1019                                 if (index) *index = n - 1;
1020                                 if (total) *total = t;
1021                                 }
1022                         else
1023                                 {
1024                                 if (index) *index = g_list_position(vw->list, vw->list_pointer);
1025                                 if (total) *total = g_list_length(vw->list);
1026                                 }
1027                         return TRUE;
1028                         }
1029                 }
1030
1031         return FALSE;
1032 }
1033
1034 /*
1035  *-----------------------------------------------------------------------------
1036  * view window menu routines and callbacks
1037  *-----------------------------------------------------------------------------
1038  */
1039
1040 static void view_new_window_cb(GtkWidget *widget, gpointer data)
1041 {
1042         ViewWindow *vw = data;
1043         CollectionData *cd;
1044         CollectInfo *info;
1045
1046         cd = image_get_collection(vw->imd, &info);
1047
1048         if (cd && info)
1049                 {
1050                 view_window_new_from_collection(cd, info);
1051                 }
1052         else
1053                 {
1054                 view_window_new(image_get_fd(vw->imd));
1055                 }
1056 }
1057
1058 static void view_edit_cb(GtkWidget *widget, gpointer data)
1059 {
1060         ViewWindow *vw;
1061         ImageWindow *imd;
1062         const gchar *key = data;
1063
1064         vw = submenu_item_get_data(widget);
1065         if (!vw) return;
1066
1067         if (!editor_window_flag_set(key))
1068                 {
1069                 view_fullscreen_toggle(vw, TRUE);
1070                 }
1071
1072         imd = view_window_active_image(vw);
1073         file_util_start_editor_from_file(key, image_get_fd(imd), imd->widget);
1074 }
1075
1076 static void view_alter_cb(GtkWidget *widget, gpointer data)
1077 {
1078         ViewWindow *vw;
1079         AlterType type;
1080
1081         vw = submenu_item_get_data(widget);
1082         type = GPOINTER_TO_INT(data);
1083
1084         if (!vw) return;
1085         image_alter_orientation(vw->imd, vw->imd->image_fd, type);
1086 }
1087
1088 static void view_wallpaper_cb(GtkWidget *widget, gpointer data)
1089 {
1090         ViewWindow *vw = data;
1091         ImageWindow *imd;
1092
1093         imd = view_window_active_image(vw);
1094         image_to_root_window(imd, (image_zoom_get(imd) == 0.0));
1095 }
1096
1097 static void view_zoom_in_cb(GtkWidget *widget, gpointer data)
1098 {
1099         ViewWindow *vw = data;
1100
1101         image_zoom_adjust(view_window_active_image(vw), get_zoom_increment());
1102 }
1103
1104 static void view_zoom_out_cb(GtkWidget *widget, gpointer data)
1105 {
1106         ViewWindow *vw = data;
1107
1108         image_zoom_adjust(view_window_active_image(vw), -get_zoom_increment());
1109 }
1110
1111 static void view_zoom_1_1_cb(GtkWidget *widget, gpointer data)
1112 {
1113         ViewWindow *vw = data;
1114
1115         image_zoom_set(view_window_active_image(vw), 1.0);
1116 }
1117
1118 static void view_zoom_fit_cb(GtkWidget *widget, gpointer data)
1119 {
1120         ViewWindow *vw = data;
1121
1122         image_zoom_set(view_window_active_image(vw), 0.0);
1123 }
1124
1125 static void view_copy_cb(GtkWidget *widget, gpointer data)
1126 {
1127         ViewWindow *vw = data;
1128         ImageWindow *imd;
1129
1130         imd = view_window_active_image(vw);
1131         file_util_copy(image_get_fd(imd), NULL, NULL, imd->widget);
1132 }
1133
1134 static void view_move_cb(GtkWidget *widget, gpointer data)
1135 {
1136         ViewWindow *vw = data;
1137         ImageWindow *imd;
1138
1139         imd = view_window_active_image(vw);
1140         file_util_move(image_get_fd(imd), NULL, NULL, imd->widget);
1141 }
1142
1143 static void view_rename_cb(GtkWidget *widget, gpointer data)
1144 {
1145         ViewWindow *vw = data;
1146         ImageWindow *imd;
1147
1148         imd = view_window_active_image(vw);
1149         file_util_rename(image_get_fd(imd), NULL, imd->widget);
1150 }
1151
1152 static void view_delete_cb(GtkWidget *widget, gpointer data)
1153 {
1154         ViewWindow *vw = data;
1155         ImageWindow *imd;
1156
1157         imd = view_window_active_image(vw);
1158         file_util_delete(image_get_fd(imd), NULL, imd->widget);
1159 }
1160
1161 static void view_copy_path_cb(GtkWidget *widget, gpointer data)
1162 {
1163         ViewWindow *vw = data;
1164         ImageWindow *imd;
1165
1166         imd = view_window_active_image(vw);
1167         file_util_copy_path_to_clipboard(image_get_fd(imd));
1168 }
1169
1170 static void view_fullscreen_cb(GtkWidget *widget, gpointer data)
1171 {
1172         ViewWindow *vw = data;
1173
1174         view_fullscreen_toggle(vw, FALSE);
1175 }
1176
1177 static void view_slideshow_start_cb(GtkWidget *widget, gpointer data)
1178 {
1179         ViewWindow *vw = data;
1180
1181         view_slideshow_start(vw);
1182 }
1183
1184 static void view_slideshow_stop_cb(GtkWidget *widget, gpointer data)
1185 {
1186         ViewWindow *vw = data;
1187
1188         view_slideshow_stop(vw);
1189 }
1190
1191 static void view_slideshow_pause_cb(GtkWidget *widget, gpointer data)
1192 {
1193         ViewWindow *vw = data;
1194
1195         slideshow_pause_toggle(vw->ss);
1196 }
1197
1198 static void view_close_cb(GtkWidget *widget, gpointer data)
1199 {
1200         ViewWindow *vw = data;
1201
1202         view_window_close(vw);
1203 }
1204
1205 static LayoutWindow *view_new_layout_with_fd(FileData *fd)
1206 {
1207         LayoutWindow *nw;
1208
1209         nw = layout_new(NULL, NULL);
1210         layout_sort_set(nw, options->file_sort.method, options->file_sort.ascending);
1211         layout_set_fd(nw, fd);
1212         return nw;
1213 }
1214
1215
1216 static void view_set_layout_path_cb(GtkWidget *widget, gpointer data)
1217 {
1218         ViewWindow *vw = data;
1219         LayoutWindow *lw;
1220         ImageWindow *imd;
1221
1222         imd = view_window_active_image(vw);
1223
1224         if (!imd || !imd->image_fd) return;
1225
1226         lw = layout_find_by_image_fd(imd);
1227         if (lw)
1228                 layout_set_fd(lw, imd->image_fd);
1229         else
1230                 view_new_layout_with_fd(imd->image_fd);
1231         view_window_close(vw);
1232 }
1233
1234 static void view_popup_menu_destroy_cb(GtkWidget *widget, gpointer data)
1235 {
1236         GList *editmenu_fd_list = data;
1237
1238         filelist_free(editmenu_fd_list);
1239 }
1240
1241 static GList *view_window_get_fd_list(ViewWindow *vw)
1242 {
1243         GList *list = NULL;
1244         ImageWindow *imd = view_window_active_image(vw);
1245
1246         if (imd)
1247                 {
1248                 FileData *fd = image_get_fd(imd);
1249                 if (fd) list = g_list_append(NULL, file_data_ref(fd));
1250                 }
1251
1252         return list;
1253 }
1254
1255 static GtkWidget *view_popup_menu(ViewWindow *vw)
1256 {
1257         GtkWidget *menu;
1258         GtkWidget *item;
1259         GList *editmenu_fd_list;
1260
1261         menu = popup_menu_short_lived();
1262
1263
1264         menu_item_add_stock(menu, _("Zoom _in"), GTK_STOCK_ZOOM_IN, G_CALLBACK(view_zoom_in_cb), vw);
1265         menu_item_add_stock(menu, _("Zoom _out"), GTK_STOCK_ZOOM_OUT, G_CALLBACK(view_zoom_out_cb), vw);
1266         menu_item_add_stock(menu, _("Zoom _1:1"), GTK_STOCK_ZOOM_100, G_CALLBACK(view_zoom_1_1_cb), vw);
1267         menu_item_add_stock(menu, _("Fit image to _window"), GTK_STOCK_ZOOM_FIT, G_CALLBACK(view_zoom_fit_cb), vw);
1268         menu_item_add_divider(menu);
1269
1270         editmenu_fd_list = view_window_get_fd_list(vw);
1271         g_signal_connect(G_OBJECT(menu), "destroy",
1272                          G_CALLBACK(view_popup_menu_destroy_cb), editmenu_fd_list);
1273         item = submenu_add_edit(menu, NULL, G_CALLBACK(view_edit_cb), vw, editmenu_fd_list);
1274         menu_item_add_divider(item);
1275         menu_item_add(item, _("Set as _wallpaper"), G_CALLBACK(view_wallpaper_cb), vw);
1276
1277         submenu_add_alter(menu, G_CALLBACK(view_alter_cb), vw);
1278
1279         menu_item_add_stock(menu, _("View in _new window"), GTK_STOCK_NEW, G_CALLBACK(view_new_window_cb), vw);
1280         item = menu_item_add(menu, _("_Go to directory view"), G_CALLBACK(view_set_layout_path_cb), vw);
1281
1282         menu_item_add_divider(menu);
1283         menu_item_add_stock(menu, _("_Copy..."), GTK_STOCK_COPY, G_CALLBACK(view_copy_cb), vw);
1284         menu_item_add(menu, _("_Move..."), G_CALLBACK(view_move_cb), vw);
1285         menu_item_add(menu, _("_Rename..."), G_CALLBACK(view_rename_cb), vw);
1286         menu_item_add_stock(menu, _("_Delete..."), GTK_STOCK_DELETE, G_CALLBACK(view_delete_cb), vw);
1287         menu_item_add(menu, _("_Copy path"), G_CALLBACK(view_copy_path_cb), vw);
1288
1289         menu_item_add_divider(menu);
1290
1291         if (vw->ss)
1292                 {
1293                 menu_item_add(menu, _("_Stop slideshow"), G_CALLBACK(view_slideshow_stop_cb), vw);
1294                 if (slideshow_paused(vw->ss))
1295                         {
1296                         item = menu_item_add(menu, _("Continue slides_how"),
1297                                              G_CALLBACK(view_slideshow_pause_cb), vw);
1298                         }
1299                 else
1300                         {
1301                         item = menu_item_add(menu, _("Pause slides_how"),
1302                                              G_CALLBACK(view_slideshow_pause_cb), vw);
1303                         }
1304                 }
1305         else
1306                 {
1307                 item = menu_item_add(menu, _("_Start slideshow"), G_CALLBACK(view_slideshow_start_cb), vw);
1308                 gtk_widget_set_sensitive(item, (vw->list != NULL) || view_window_contains_collection(vw));
1309                 item = menu_item_add(menu, _("Pause slides_how"), G_CALLBACK(view_slideshow_pause_cb), vw);
1310                 gtk_widget_set_sensitive(item, FALSE);
1311                 }
1312
1313         if (vw->fs)
1314                 {
1315                 menu_item_add(menu, _("Exit _full screen"), G_CALLBACK(view_fullscreen_cb), vw);
1316                 }
1317         else
1318                 {
1319                 menu_item_add(menu, _("_Full screen"), G_CALLBACK(view_fullscreen_cb), vw);
1320                 }
1321
1322         menu_item_add_divider(menu);
1323         menu_item_add_stock(menu, _("C_lose window"), GTK_STOCK_CLOSE, G_CALLBACK(view_close_cb), vw);
1324
1325         return menu;
1326 }
1327
1328 /*
1329  *-------------------------------------------------------------------
1330  * dnd confirm dir
1331  *-------------------------------------------------------------------
1332  */
1333
1334 typedef struct {
1335         ViewWindow *vw;
1336         GList *list;
1337 } CViewConfirmD;
1338
1339 static void view_dir_list_cancel(GtkWidget *widget, gpointer data)
1340 {
1341         /* do nothing */
1342 }
1343
1344 static void view_dir_list_do(ViewWindow *vw, GList *list, gboolean skip, gboolean recurse)
1345 {
1346         GList *work;
1347
1348         view_window_set_list(vw, NULL);
1349
1350         work = list;
1351         while (work)
1352                 {
1353                 FileData *fd = work->data;
1354                 work = work->next;
1355
1356                 if (isdir(fd->path))
1357                         {
1358                         if (!skip)
1359                                 {
1360                                 GList *list = NULL;
1361
1362                                 if (recurse)
1363                                         {
1364                                         list = filelist_recursive(fd);
1365                                         }
1366                                 else
1367                                         { /*FIXME */
1368                                         filelist_read(fd, &list, NULL);
1369                                         list = filelist_sort_path(list);
1370                                         list = filelist_filter(list, FALSE);
1371                                         }
1372                                 if (list) vw->list = g_list_concat(vw->list, list);
1373                                 }
1374                         }
1375                 else
1376                         {
1377                         /* FIXME: no filtering here */
1378                         vw->list = g_list_append(vw->list, file_data_ref(fd));
1379                         }
1380                 }
1381
1382         if (vw->list)
1383                 {
1384                 FileData *fd;
1385
1386                 vw->list_pointer = vw->list;
1387                 fd = vw->list->data;
1388                 image_change_fd(vw->imd, fd, image_zoom_get_default(vw->imd));
1389
1390                 work = vw->list->next;
1391                 if (options->image.enable_read_ahead && work)
1392                         {
1393                         fd = work->data;
1394                         image_prebuffer_set(vw->imd, fd);
1395                         }
1396                 }
1397         else
1398                 {
1399                 image_change_fd(vw->imd, NULL, image_zoom_get_default(vw->imd));
1400                 }
1401 }
1402
1403 static void view_dir_list_add(GtkWidget *widget, gpointer data)
1404 {
1405         CViewConfirmD *d = data;
1406         view_dir_list_do(d->vw, d->list, FALSE, FALSE);
1407 }
1408
1409 static void view_dir_list_recurse(GtkWidget *widget, gpointer data)
1410 {
1411         CViewConfirmD *d = data;
1412         view_dir_list_do(d->vw, d->list, FALSE, TRUE);
1413 }
1414
1415 static void view_dir_list_skip(GtkWidget *widget, gpointer data)
1416 {
1417         CViewConfirmD *d = data;
1418         view_dir_list_do(d->vw, d->list, TRUE, FALSE);
1419 }
1420
1421 static void view_dir_list_destroy(GtkWidget *widget, gpointer data)
1422 {
1423         CViewConfirmD *d = data;
1424         filelist_free(d->list);
1425         g_free(d);
1426 }
1427
1428 static GtkWidget *view_confirm_dir_list(ViewWindow *vw, GList *list)
1429 {
1430         GtkWidget *menu;
1431         CViewConfirmD *d;
1432
1433         d = g_new(CViewConfirmD, 1);
1434         d->vw = vw;
1435         d->list = list;
1436
1437         menu = popup_menu_short_lived();
1438         g_signal_connect(G_OBJECT(menu), "destroy",
1439                          G_CALLBACK(view_dir_list_destroy), d);
1440
1441         menu_item_add_stock(menu, _("Dropped list includes folders."), GTK_STOCK_DND_MULTIPLE, NULL, NULL);
1442         menu_item_add_divider(menu);
1443         menu_item_add_stock(menu, _("_Add contents"), GTK_STOCK_OK, G_CALLBACK(view_dir_list_add), d);
1444         menu_item_add_stock(menu, _("Add contents _recursive"), GTK_STOCK_ADD, G_CALLBACK(view_dir_list_recurse), d);
1445         menu_item_add_stock(menu, _("_Skip folders"), GTK_STOCK_REMOVE, G_CALLBACK(view_dir_list_skip), d);
1446         menu_item_add_divider(menu);
1447         menu_item_add_stock(menu, _("Cancel"), GTK_STOCK_CANCEL, G_CALLBACK(view_dir_list_cancel), d);
1448
1449         return menu;
1450 }
1451
1452 /*
1453  *-----------------------------------------------------------------------------
1454  * image drag and drop routines
1455  *-----------------------------------------------------------------------------
1456  */
1457
1458 static void view_window_get_dnd_data(GtkWidget *widget, GdkDragContext *context,
1459                                      gint x, gint y,
1460                                      GtkSelectionData *selection_data, guint info,
1461                                      guint time, gpointer data)
1462 {
1463         ViewWindow *vw = data;
1464         ImageWindow *imd;
1465
1466         if (gtk_drag_get_source_widget(context) == vw->imd->pr) return;
1467
1468         imd = vw->imd;
1469
1470         if (info == TARGET_URI_LIST || info == TARGET_APP_COLLECTION_MEMBER)
1471                 {
1472                 CollectionData *source;
1473                 GList *list;
1474                 GList *info_list;
1475
1476                 if (info == TARGET_URI_LIST)
1477                         {
1478                         GList *work;
1479
1480                         list = uri_filelist_from_gtk_selection_data(selection_data);
1481
1482                         work = list;
1483                         while (work)
1484                                 {
1485                                 FileData *fd = work->data;
1486                                 if (isdir(fd->path))
1487                                         {
1488                                         GtkWidget *menu;
1489                                         menu = view_confirm_dir_list(vw, list);
1490                                         gtk_menu_popup(GTK_MENU(menu), NULL, NULL, NULL, NULL, 0, time);
1491                                         return;
1492                                         }
1493                                 work = work->next;
1494                                 }
1495
1496                         list = filelist_filter(list, FALSE);
1497
1498                         source = NULL;
1499                         info_list = NULL;
1500                         }
1501                 else
1502                         {
1503                         source = collection_from_dnd_data((gchar *)gtk_selection_data_get_data(selection_data), &list, &info_list);
1504                         }
1505
1506                 if (list)
1507                         {
1508                         FileData *fd;
1509
1510                         fd = list->data;
1511                         if (isfile(fd->path))
1512                                 {
1513                                 view_slideshow_stop(vw);
1514                                 view_window_set_list(vw, NULL);
1515
1516                                 if (source && info_list)
1517                                         {
1518                                         image_change_from_collection(imd, source, info_list->data, image_zoom_get_default(imd));
1519                                         }
1520                                 else
1521                                         {
1522                                         if (list->next)
1523                                                 {
1524                                                 vw->list = list;
1525                                                 list = NULL;
1526
1527                                                 vw->list_pointer = vw->list;
1528                                                 }
1529                                         image_change_fd(imd, fd, image_zoom_get_default(imd));
1530                                         }
1531                                 }
1532                         }
1533                 filelist_free(list);
1534                 g_list_free(info_list);
1535                 }
1536 }
1537
1538 static void view_window_set_dnd_data(GtkWidget *widget, GdkDragContext *context,
1539                                      GtkSelectionData *selection_data, guint info,
1540                                      guint time, gpointer data)
1541 {
1542         ViewWindow *vw = data;
1543         FileData *fd;
1544
1545         fd = image_get_fd(vw->imd);
1546
1547         if (fd)
1548                 {
1549                 GList *list;
1550
1551                 list = g_list_append(NULL, fd);
1552                 uri_selection_data_set_uris_from_filelist(selection_data, list);
1553                 g_list_free(list);
1554                 }
1555         else
1556                 {
1557                 gtk_selection_data_set(selection_data, gtk_selection_data_get_target(selection_data),
1558                                        8, NULL, 0);
1559                 }
1560 }
1561
1562 static void view_window_dnd_init(ViewWindow *vw)
1563 {
1564         ImageWindow *imd;
1565
1566         imd = vw->imd;
1567
1568         gtk_drag_source_set(imd->pr, GDK_BUTTON2_MASK,
1569                             dnd_file_drag_types, dnd_file_drag_types_count,
1570                             GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
1571         g_signal_connect(G_OBJECT(imd->pr), "drag_data_get",
1572                          G_CALLBACK(view_window_set_dnd_data), vw);
1573
1574         gtk_drag_dest_set(imd->pr,
1575                           GTK_DEST_DEFAULT_MOTION | GTK_DEST_DEFAULT_DROP,
1576                           dnd_file_drop_types, dnd_file_drop_types_count,
1577                           GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
1578         g_signal_connect(G_OBJECT(imd->pr), "drag_data_received",
1579                          G_CALLBACK(view_window_get_dnd_data), vw);
1580 }
1581
1582 /*
1583  *-----------------------------------------------------------------------------
1584  * maintenance (for rename, move, remove)
1585  *-----------------------------------------------------------------------------
1586  */
1587
1588 static void view_real_removed(ViewWindow *vw, FileData *fd)
1589 {
1590         ImageWindow *imd;
1591         FileData *image_fd;
1592
1593         imd = view_window_active_image(vw);
1594         image_fd = image_get_fd(imd);
1595
1596         if (image_fd && image_fd == fd)
1597                 {
1598                 if (vw->list)
1599                         {
1600                         view_list_step(vw, TRUE);
1601                         if (image_get_fd(imd) == image_fd)
1602                                 {
1603                                 view_list_step(vw, FALSE);
1604                                 }
1605                         }
1606                 else if (view_window_contains_collection(vw))
1607                         {
1608                         view_collection_step(vw, TRUE);
1609                         if (image_get_fd(imd) == image_fd)
1610                                 {
1611                                 view_collection_step(vw, FALSE);
1612                                 }
1613                         }
1614                 if (image_get_fd(imd) == image_fd)
1615                         {
1616                         image_change_fd(imd, NULL, image_zoom_get_default(imd));
1617                         }
1618                 }
1619
1620         if (vw->list)
1621                 {
1622                 GList *work;
1623                 GList *old;
1624
1625                 old = vw->list_pointer;
1626
1627                 work = vw->list;
1628                 while (work)
1629                         {
1630                         FileData *chk_fd;
1631                         GList *chk_link;
1632
1633                         chk_fd = work->data;
1634                         chk_link = work;
1635                         work = work->next;
1636
1637                         if (chk_fd == fd)
1638                                 {
1639                                 if (vw->list_pointer == chk_link)
1640                                         {
1641                                         vw->list_pointer = (chk_link->next) ? chk_link->next : chk_link->prev;
1642                                         }
1643                                 vw->list = g_list_remove(vw->list, chk_fd);
1644                                 file_data_unref(chk_fd);
1645                                 }
1646                         }
1647
1648                 /* handles stepping correctly when same image is in the list more than once */
1649                 if (old && old != vw->list_pointer)
1650                         {
1651                         FileData *fd;
1652
1653                         if (vw->list_pointer)
1654                                 {
1655                                 fd = vw->list_pointer->data;
1656                                 }
1657                         else
1658                                 {
1659                                 fd = NULL;
1660                                 }
1661
1662                         image_change_fd(imd, fd, image_zoom_get_default(imd));
1663                         }
1664                 }
1665
1666         image_osd_update(imd);
1667 }
1668
1669 static void view_window_notify_cb(FileData *fd, NotifyType type, gpointer data)
1670 {
1671         ViewWindow *vw = data;
1672
1673         if (!(type & NOTIFY_CHANGE) || !fd->change) return;
1674
1675         DEBUG_1("Notify view_window: %s %04x", fd->path, type);
1676
1677         switch (fd->change->type)
1678                 {
1679                 case FILEDATA_CHANGE_MOVE:
1680                 case FILEDATA_CHANGE_RENAME:
1681                         break;
1682                 case FILEDATA_CHANGE_COPY:
1683                         break;
1684                 case FILEDATA_CHANGE_DELETE:
1685                         view_real_removed(vw, fd);
1686                         break;
1687                 case FILEDATA_CHANGE_UNSPECIFIED:
1688                 case FILEDATA_CHANGE_WRITE_METADATA:
1689                         break;
1690                 }
1691 }
1692 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */