src/view_file_icon.c

   1 /*
   2  * Geeqie
   3  * (C) 2006 John Ellis
   4  * Copyright (C) 2008 The Geeqie Team
   5  *
   6  * Author: John Ellis
   7  *
   8  * This software is released under the GNU General Public License (GNU GPL).
   9  * Please read the included file COPYING for more information.
  10  * This software comes with no warranty of any kind, use at your own risk!
  11  */
  12
  13 #include "main.h"
  14 #include "view_file_icon.h"
  15
  16 #include "cellrenderericon.h"
  17 #include "collect.h"
  18 #include "collect-io.h"
  19 #include "collect-table.h"
  20 #include "dnd.h"
  21 #include "editors.h"
  22 #include "img-view.h"
  23 #include "info.h"
  24 #include "filedata.h"
  25 #include "layout.h"
  26 #include "layout_image.h"
  27 #include "menu.h"
  28 #include "thumb.h"
  29 #include "utilops.h"
  30 #include "ui_bookmark.h"
  31 #include "ui_fileops.h"
  32 #include "ui_menu.h"
  33 #include "ui_tree_edit.h"
  34 #include "view_file.h"
  35
  36 #include <gdk/gdkkeysyms.h> /* for keyboard values */
  37
  38
  39 /* between these, the icon width is increased by thumb_max_width / 2 */
  40 #define THUMB_MIN_ICON_WIDTH 128
  41 #define THUMB_MAX_ICON_WIDTH 150
  42
  43 #define VFICON_MAX_COLUMNS 32
  44 #define THUMB_BORDER_PADDING 2
  45
  46 #define VFICON_TIP_DELAY 500
  47
  48 enum {
  49         FILE_COLUMN_POINTER = 0,
  50         FILE_COLUMN_COUNT
  51 };
  52
  53 typedef enum {
  54         SELECTION_NONE          = 0,
  55         SELECTION_SELECTED      = 1 << 0,
  56         SELECTION_PRELIGHT      = 1 << 1,
  57         SELECTION_FOCUS         = 1 << 2
  58 } SelectionType;
  59
  60 typedef struct _IconData IconData;
  61 struct _IconData
  62 {
  63         SelectionType selected;
  64         gint row;
  65         FileData *fd;
  66 };
  67
  68 static void vficon_notify_cb(FileData *fd, NotifyType type, gpointer data);
  69 static gint vficon_index_by_id(ViewFile *vf, IconData *in_id);
  70
  71 static IconData *vficon_icon_data(ViewFile *vf, FileData *fd)
  72 {
  73         IconData *id = NULL;
  74         GList *work;
  75
  76         if (!fd) return NULL;
  77         work = vf->list;
  78         while (work && !id)
  79                 {
  80                 IconData *chk = work->data;
  81                 work = work->next;
  82                 if (chk->fd == fd) id = chk;
  83                 }
  84         return id;
  85 }
  86
  87
  88 static gint iconlist_read(FileData *dir_fd, GList **list)
  89 {
  90         GList *temp;
  91         GList *work;
  92
  93         if (!filelist_read(dir_fd, &temp, NULL)) return FALSE;
  94
  95         work = temp;
  96         while (work)
  97                 {
  98                 FileData *fd;
  99                 IconData *id;
 100
 101                 fd = work->data;
 102                 g_assert(fd->magick == 0x12345678);
 103                 id = g_new0(IconData, 1);
 104
 105                 id->selected = SELECTION_NONE;
 106                 id->row = -1;
 107                 id->fd = fd;
 108
 109                 work->data = id;
 110                 work = work->next;
 111                 }
 112
 113         *list = temp;
 114
 115         return TRUE;
 116 }
 117
 118 static void iconlist_free(GList *list)
 119 {
 120         GList *work = list;
 121         while (work)
 122                 {
 123                 IconData *id = work->data;
 124                 file_data_unref(id->fd);
 125                 g_free(id);
 126                 work = work->next;
 127                 }
 128
 129         g_list_free(list);
 130
 131 }
 132
 133 gint iconlist_sort_file_cb(void *a, void *b)
 134 {
 135         IconData *ida = a;
 136         IconData *idb = b;
 137         return filelist_sort_compare_filedata(ida->fd, idb->fd);
 138 }
 139
 140 GList *iconlist_sort(GList *list, SortType method, gint ascend)
 141 {
 142         return filelist_sort_full(list, method, ascend, (GCompareFunc) iconlist_sort_file_cb);
 143 }
 144
 145 GList *iconlist_insert_sort(GList *list, IconData *id, SortType method, gint ascend)
 146 {
 147         return filelist_insert_sort_full(list, id, method, ascend, (GCompareFunc) iconlist_sort_file_cb);
 148 }
 149
 150
 151 static void vficon_toggle_filenames(ViewFile *vf);
 152 static void vficon_selection_remove(ViewFile *vf, IconData *id, SelectionType mask, GtkTreeIter *iter);
 153 static void vficon_move_focus(ViewFile *vf, gint row, gint col, gint relative);
 154 static void vficon_set_focus(ViewFile *vf, IconData *id);
 155 static void vficon_thumb_update(ViewFile *vf);
 156 static void vficon_populate_at_new_size(ViewFile *vf, gint w, gint h, gint force);
 157
 158
 159 /*
 160  *-----------------------------------------------------------------------------
 161  * pop-up menu
 162  *-----------------------------------------------------------------------------
 163  */
 164
 165 GList *vficon_pop_menu_file_list(ViewFile *vf)
 166 {
 167         if (!VFICON_INFO(vf, click_id)) return NULL;
 168
 169         if (VFICON_INFO(vf, click_id)->selected & SELECTION_SELECTED)
 170                 {
 171                 return vf_selection_get_list(vf);
 172                 }
 173
 174         return g_list_append(NULL, file_data_ref(VFICON_INFO(vf, click_id)->fd));
 175 }
 176
 177 void vficon_pop_menu_view_cb(GtkWidget *widget, gpointer data)
 178 {
 179         ViewFile *vf = data;
 180
 181         if (!VFICON_INFO(vf, click_id)) return;
 182
 183         if (VFICON_INFO(vf, click_id)->selected & SELECTION_SELECTED)
 184                 {
 185                 GList *list;
 186
 187                 list = vf_selection_get_list(vf);
 188                 view_window_new_from_list(list);
 189                 filelist_free(list);
 190                 }
 191         else
 192                 {
 193                 view_window_new(VFICON_INFO(vf, click_id)->fd);
 194                 }
 195 }
 196
 197 void vficon_pop_menu_rename_cb(GtkWidget *widget, gpointer data)
 198 {
 199         ViewFile *vf = data;
 200
 201         file_util_rename(NULL, vf_pop_menu_file_list(vf), vf->listview);
 202 }
 203
 204 void vficon_pop_menu_show_names_cb(GtkWidget *widget, gpointer data)
 205 {
 206         ViewFile *vf = data;
 207
 208         vficon_toggle_filenames(vf);
 209 }
 210
 211 void vficon_pop_menu_refresh_cb(GtkWidget *widget, gpointer data)
 212 {
 213         ViewFile *vf = data;
 214
 215         vf_refresh(vf);
 216 }
 217
 218 void vficon_popup_destroy_cb(GtkWidget *widget, gpointer data)
 219 {
 220         ViewFile *vf = data;
 221         vficon_selection_remove(vf, VFICON_INFO(vf, click_id), SELECTION_PRELIGHT, NULL);
 222         VFICON_INFO(vf, click_id) = NULL;
 223         vf->popup = NULL;
 224 }
 225
 226 /*
 227  *-------------------------------------------------------------------
 228  * signals
 229  *-------------------------------------------------------------------
 230  */
 231
 232 static void vficon_send_layout_select(ViewFile *vf, IconData *id)
 233 {
 234         FileData *read_ahead_fd = NULL;
 235         FileData *sel_fd;
 236         FileData *cur_fd;
 237
 238         if (!vf->layout || !id || !id->fd) return;
 239
 240         sel_fd = id->fd;
 241
 242         cur_fd = layout_image_get_fd(vf->layout);
 243         if (sel_fd == cur_fd) return; /* no change */
 244
 245         if (options->image.enable_read_ahead)
 246                 {
 247                 gint row;
 248
 249                 row = g_list_index(vf->list, id);
 250                 if (row > vficon_index_by_fd(vf, cur_fd) &&
 251                     (guint) (row + 1) < vf_count(vf, NULL))
 252                         {
 253                         read_ahead_fd = vf_index_get_data(vf, row + 1);
 254                         }
 255                 else if (row > 0)
 256                         {
 257                         read_ahead_fd = vf_index_get_data(vf, row - 1);
 258                         }
 259                 }
 260
 261         layout_image_set_with_ahead(vf->layout, sel_fd, read_ahead_fd);
 262 }
 263
 264 static void vficon_toggle_filenames(ViewFile *vf)
 265 {
 266         VFICON_INFO(vf, show_text) = !VFICON_INFO(vf, show_text);
 267         options->show_icon_names = VFICON_INFO(vf, show_text);
 268
 269         vficon_populate_at_new_size(vf, vf->listview->allocation.width, vf->listview->allocation.height, TRUE);
 270 }
 271
 272 static gint vficon_get_icon_width(ViewFile *vf)
 273 {
 274         gint width;
 275
 276         if (!VFICON_INFO(vf, show_text)) return options->thumbnails.max_width;
 277
 278         width = options->thumbnails.max_width + options->thumbnails.max_width / 2;
 279         if (width < THUMB_MIN_ICON_WIDTH) width = THUMB_MIN_ICON_WIDTH;
 280         if (width > THUMB_MAX_ICON_WIDTH) width = options->thumbnails.max_width;
 281
 282         return width;
 283 }
 284
 285 /*
 286  *-------------------------------------------------------------------
 287  * misc utils
 288  *-------------------------------------------------------------------
 289  */
 290
 291 static gint vficon_find_position(ViewFile *vf, IconData *id, gint *row, gint *col)
 292 {
 293         gint n;
 294
 295         n = g_list_index(vf->list, id);
 296
 297         if (n < 0) return FALSE;
 298
 299         *row = n / VFICON_INFO(vf, columns);
 300         *col = n - (*row * VFICON_INFO(vf, columns));
 301
 302         return TRUE;
 303 }
 304
 305 static gint vficon_find_iter(ViewFile *vf, IconData *id, GtkTreeIter *iter, gint *column)
 306 {
 307         GtkTreeModel *store;
 308         gint row, col;
 309
 310         store = gtk_tree_view_get_model(GTK_TREE_VIEW(vf->listview));
 311         if (!vficon_find_position(vf, id, &row, &col)) return FALSE;
 312         if (!gtk_tree_model_iter_nth_child(store, iter, NULL, row)) return FALSE;
 313         if (column) *column = col;
 314
 315         return TRUE;
 316 }
 317
 318 static IconData *vficon_find_data(ViewFile *vf, gint row, gint col, GtkTreeIter *iter)
 319 {
 320         GtkTreeModel *store;
 321         GtkTreeIter p;
 322
 323         if (row < 0 || col < 0) return NULL;
 324
 325         store = gtk_tree_view_get_model(GTK_TREE_VIEW(vf->listview));
 326         if (gtk_tree_model_iter_nth_child(store, &p, NULL, row))
 327                 {
 328                 GList *list;
 329
 330                 gtk_tree_model_get(store, &p, FILE_COLUMN_POINTER, &list, -1);
 331                 if (!list) return NULL;
 332
 333                 if (iter) *iter = p;
 334
 335                 return g_list_nth_data(list, col);
 336                 }
 337
 338         return NULL;
 339 }
 340
 341 static IconData *vficon_find_data_by_coord(ViewFile *vf, gint x, gint y, GtkTreeIter *iter)
 342 {
 343         GtkTreePath *tpath;
 344         GtkTreeViewColumn *column;
 345
 346         if (gtk_tree_view_get_path_at_pos(GTK_TREE_VIEW(vf->listview), x, y,
 347                                           &tpath, &column, NULL, NULL))
 348                 {
 349                 GtkTreeModel *store;
 350                 GtkTreeIter row;
 351                 GList *list;
 352                 gint n;
 353
 354                 store = gtk_tree_view_get_model(GTK_TREE_VIEW(vf->listview));
 355                 gtk_tree_model_get_iter(store, &row, tpath);
 356                 gtk_tree_path_free(tpath);
 357
 358                 gtk_tree_model_get(store, &row, FILE_COLUMN_POINTER, &list, -1);
 359
 360                 n = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(column), "column_number"));
 361                 if (list)
 362                         {
 363                         if (iter) *iter = row;
 364                         return g_list_nth_data(list, n);
 365                         }
 366                 }
 367
 368         return NULL;
 369 }
 370
 371 /*
 372  *-------------------------------------------------------------------
 373  * tooltip type window
 374  *-------------------------------------------------------------------
 375  */
 376
 377 static void tip_show(ViewFile *vf)
 378 {
 379         GtkWidget *label;
 380         gint x, y;
 381
 382         if (VFICON_INFO(vf, tip_window)) return;
 383
 384         gdk_window_get_pointer(gtk_tree_view_get_bin_window(GTK_TREE_VIEW(vf->listview)), &x, &y, NULL);
 385
 386         VFICON_INFO(vf, tip_id) = vficon_find_data_by_coord(vf, x, y, NULL);
 387         if (!VFICON_INFO(vf, tip_id)) return;
 388
 389         VFICON_INFO(vf, tip_window) = gtk_window_new(GTK_WINDOW_POPUP);
 390         gtk_window_set_resizable(GTK_WINDOW(VFICON_INFO(vf, tip_window)), FALSE);
 391         gtk_container_set_border_width(GTK_CONTAINER(VFICON_INFO(vf, tip_window)), 2);
 392
 393         label = gtk_label_new(VFICON_INFO(vf, tip_id)->fd->name);
 394
 395         g_object_set_data(G_OBJECT(VFICON_INFO(vf, tip_window)), "tip_label", label);
 396         gtk_container_add(GTK_CONTAINER(VFICON_INFO(vf, tip_window)), label);
 397         gtk_widget_show(label);
 398
 399         gdk_window_get_pointer(NULL, &x, &y, NULL);
 400
 401         if (!GTK_WIDGET_REALIZED(VFICON_INFO(vf, tip_window))) gtk_widget_realize(VFICON_INFO(vf, tip_window));
 402         gtk_window_move(GTK_WINDOW(VFICON_INFO(vf, tip_window)), x + 16, y + 16);
 403         gtk_widget_show(VFICON_INFO(vf, tip_window));
 404 }
 405
 406 static void tip_hide(ViewFile *vf)
 407 {
 408         if (VFICON_INFO(vf, tip_window)) gtk_widget_destroy(VFICON_INFO(vf, tip_window));
 409         VFICON_INFO(vf, tip_window) = NULL;
 410 }
 411
 412 static gint tip_schedule_cb(gpointer data)
 413 {
 414         ViewFile *vf = data;
 415         GtkWidget *window;
 416
 417         if (VFICON_INFO(vf, tip_delay_id) == -1) return FALSE;
 418
 419         window = gtk_widget_get_toplevel(vf->listview);
 420
 421         if (GTK_WIDGET_SENSITIVE(window) &&
 422             GTK_WINDOW(window)->has_focus)
 423                 {
 424                 tip_show(vf);
 425                 }
 426
 427         VFICON_INFO(vf, tip_delay_id) = -1;
 428         return FALSE;
 429 }
 430
 431 static void tip_schedule(ViewFile *vf)
 432 {
 433         tip_hide(vf);
 434
 435         if (VFICON_INFO(vf, tip_delay_id) != -1)
 436                 {
 437                 g_source_remove(VFICON_INFO(vf, tip_delay_id));
 438                 VFICON_INFO(vf, tip_delay_id) = -1;
 439                 }
 440
 441         if (!VFICON_INFO(vf, show_text))
 442                 {
 443                 VFICON_INFO(vf, tip_delay_id) = g_timeout_add(VFICON_TIP_DELAY, tip_schedule_cb, vf);
 444                 }
 445 }
 446
 447 static void tip_unschedule(ViewFile *vf)
 448 {
 449         tip_hide(vf);
 450
 451         if (VFICON_INFO(vf, tip_delay_id) != -1) g_source_remove(VFICON_INFO(vf, tip_delay_id));
 452         VFICON_INFO(vf, tip_delay_id) = -1;
 453 }
 454
 455 static void tip_update(ViewFile *vf, IconData *id)
 456 {
 457         if (VFICON_INFO(vf, tip_window))
 458                 {
 459                 gint x, y;
 460
 461                 gdk_window_get_pointer(NULL, &x, &y, NULL);
 462                 gtk_window_move(GTK_WINDOW(VFICON_INFO(vf, tip_window)), x + 16, y + 16);
 463
 464                 if (id != VFICON_INFO(vf, tip_id))
 465                         {
 466                         GtkWidget *label;
 467
 468                         VFICON_INFO(vf, tip_id) = id;
 469
 470                         if (!VFICON_INFO(vf, tip_id))
 471                                 {
 472                                 tip_hide(vf);
 473                                 tip_schedule(vf);
 474                                 return;
 475                                 }
 476
 477                         label = g_object_get_data(G_OBJECT(VFICON_INFO(vf, tip_window)), "tip_label");
 478                         gtk_label_set_text(GTK_LABEL(label), VFICON_INFO(vf, tip_id)->fd->name);
 479                         }
 480                 }
 481         else
 482                 {
 483                 tip_schedule(vf);
 484                 }
 485 }
 486
 487 /*
 488  *-------------------------------------------------------------------
 489  * dnd
 490  *-------------------------------------------------------------------
 491  */
 492
 493 static void vficon_dnd_get(GtkWidget *widget, GdkDragContext *context,
 494                            GtkSelectionData *selection_data, guint info,
 495                            guint time, gpointer data)
 496 {
 497         ViewFile *vf = data;
 498         GList *list = NULL;
 499         gchar *uri_text = NULL;
 500         gint total;
 501
 502         if (!VFICON_INFO(vf, click_id)) return;
 503
 504         if (VFICON_INFO(vf, click_id)->selected & SELECTION_SELECTED)
 505                 {
 506                 list = vf_selection_get_list(vf);
 507                 }
 508         else
 509                 {
 510                 list = g_list_append(NULL, file_data_ref(VFICON_INFO(vf, click_id)->fd));
 511                 }
 512
 513         if (!list) return;
 514         uri_text = uri_text_from_filelist(list, &total, (info == TARGET_TEXT_PLAIN));
 515         filelist_free(list);
 516
 517         DEBUG_1(uri_text);
 518
 519         gtk_selection_data_set(selection_data, selection_data->target,
 520                                8, (guchar *)uri_text, total);
 521         g_free(uri_text);
 522 }
 523
 524 static void vficon_dnd_begin(GtkWidget *widget, GdkDragContext *context, gpointer data)
 525 {
 526         ViewFile *vf = data;
 527
 528         tip_unschedule(vf);
 529
 530         if (VFICON_INFO(vf, click_id) && VFICON_INFO(vf, click_id)->fd->pixbuf)
 531                 {
 532                 gint items;
 533
 534                 if (VFICON_INFO(vf, click_id)->selected & SELECTION_SELECTED)
 535                         items = g_list_length(VFICON_INFO(vf, selection));
 536                 else
 537                         items = 1;
 538
 539                 dnd_set_drag_icon(widget, context, VFICON_INFO(vf, click_id)->fd->pixbuf, items);
 540                 }
 541 }
 542
 543 static void vficon_dnd_end(GtkWidget *widget, GdkDragContext *context, gpointer data)
 544 {
 545         ViewFile *vf = data;
 546
 547         vficon_selection_remove(vf, VFICON_INFO(vf, click_id), SELECTION_PRELIGHT, NULL);
 548
 549         if (context->action == GDK_ACTION_MOVE)
 550                 {
 551                 vf_refresh(vf);
 552                 }
 553
 554         tip_unschedule(vf);
 555 }
 556
 557 void vficon_dnd_init(ViewFile *vf)
 558 {
 559         gtk_drag_source_set(vf->listview, GDK_BUTTON1_MASK | GDK_BUTTON2_MASK,
 560                             dnd_file_drag_types, dnd_file_drag_types_count,
 561                             GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
 562         g_signal_connect(G_OBJECT(vf->listview), "drag_data_get",
 563                          G_CALLBACK(vficon_dnd_get), vf);
 564         g_signal_connect(G_OBJECT(vf->listview), "drag_begin",
 565                          G_CALLBACK(vficon_dnd_begin), vf);
 566         g_signal_connect(G_OBJECT(vf->listview), "drag_end",
 567                          G_CALLBACK(vficon_dnd_end), vf);
 568 }
 569
 570 /*
 571  *-------------------------------------------------------------------
 572  * cell updates
 573  *-------------------------------------------------------------------
 574  */
 575
 576 static void vficon_selection_set(ViewFile *vf, IconData *id, SelectionType value, GtkTreeIter *iter)
 577 {
 578         GtkTreeModel *store;
 579         GList *list;
 580
 581         if (!id) return;
 582
 583
 584         if (id->selected == value) return;
 585         id->selected = value;
 586
 587         store = gtk_tree_view_get_model(GTK_TREE_VIEW(vf->listview));
 588         if (iter)
 589                 {
 590                 gtk_tree_model_get(store, iter, FILE_COLUMN_POINTER, &list, -1);
 591                 if (list) gtk_list_store_set(GTK_LIST_STORE(store), iter, FILE_COLUMN_POINTER, list, -1);
 592                 }
 593         else
 594                 {
 595                 GtkTreeIter row;
 596
 597                 if (vficon_find_iter(vf, id, &row, NULL))
 598                         {
 599                         gtk_tree_model_get(store, &row, FILE_COLUMN_POINTER, &list, -1);
 600                         if (list) gtk_list_store_set(GTK_LIST_STORE(store), &row, FILE_COLUMN_POINTER, list, -1);
 601                         }
 602                 }
 603 }
 604
 605 static void vficon_selection_add(ViewFile *vf, IconData *id, SelectionType mask, GtkTreeIter *iter)
 606 {
 607         if (!id) return;
 608
 609         vficon_selection_set(vf, id, id->selected | mask, iter);
 610 }
 611
 612 static void vficon_selection_remove(ViewFile *vf, IconData *id, SelectionType mask, GtkTreeIter *iter)
 613 {
 614         if (!id) return;
 615
 616         vficon_selection_set(vf, id, id->selected & ~mask, iter);
 617 }
 618
 619 /*
 620  *-------------------------------------------------------------------
 621  * selections
 622  *-------------------------------------------------------------------
 623  */
 624
 625 static void vficon_verify_selections(ViewFile *vf)
 626 {
 627         GList *work;
 628
 629         work = VFICON_INFO(vf, selection);
 630         while (work)
 631                 {
 632                 IconData *id = work->data;
 633                 work = work->next;
 634
 635                 if (vficon_index_by_id(vf, id) >= 0) continue;
 636
 637                 VFICON_INFO(vf, selection) = g_list_remove(VFICON_INFO(vf, selection), id);
 638                 }
 639 }
 640
 641 void vficon_select_all(ViewFile *vf)
 642 {
 643         GList *work;
 644
 645         g_list_free(VFICON_INFO(vf, selection));
 646         VFICON_INFO(vf, selection) = NULL;
 647
 648         work = vf->list;
 649         while (work)
 650                 {
 651                 IconData *id = work->data;
 652                 work = work->next;
 653
 654                 VFICON_INFO(vf, selection) = g_list_append(VFICON_INFO(vf, selection), id);
 655                 vficon_selection_add(vf, id, SELECTION_SELECTED, NULL);
 656                 }
 657
 658         vf_send_update(vf);
 659 }
 660
 661 void vficon_select_none(ViewFile *vf)
 662 {
 663         GList *work;
 664
 665         work = VFICON_INFO(vf, selection);
 666         while (work)
 667                 {
 668                 IconData *id = work->data;
 669                 work = work->next;
 670
 671                 vficon_selection_remove(vf, id, SELECTION_SELECTED, NULL);
 672                 }
 673
 674         g_list_free(VFICON_INFO(vf, selection));
 675         VFICON_INFO(vf, selection) = NULL;
 676
 677         vf_send_update(vf);
 678 }
 679
 680 void vficon_select_invert(ViewFile *vf)
 681 {
 682         GList *work;
 683
 684         work = vf->list;
 685         while (work)
 686                 {
 687                 IconData *id = work->data;
 688                 work = work->next;
 689
 690                 if (id->selected & SELECTION_SELECTED)
 691                         {
 692                         VFICON_INFO(vf, selection) = g_list_remove(VFICON_INFO(vf, selection), id);
 693                         vficon_selection_remove(vf, id, SELECTION_SELECTED, NULL);
 694                         }
 695                 else
 696                         {
 697                         VFICON_INFO(vf, selection) = g_list_append(VFICON_INFO(vf, selection), id);
 698                         vficon_selection_add(vf, id, SELECTION_SELECTED, NULL);
 699                         }
 700                 }
 701
 702         vf_send_update(vf);
 703 }
 704
 705 static void vficon_select(ViewFile *vf, IconData *id)
 706 {
 707         VFICON_INFO(vf, prev_selection) = id;
 708
 709         if (!id || id->selected & SELECTION_SELECTED) return;
 710
 711         VFICON_INFO(vf, selection) = g_list_append(VFICON_INFO(vf, selection), id);
 712         vficon_selection_add(vf, id, SELECTION_SELECTED, NULL);
 713
 714         vf_send_update(vf);
 715 }
 716
 717 static void vficon_unselect(ViewFile *vf, IconData *id)
 718 {
 719         VFICON_INFO(vf, prev_selection) = id;
 720
 721         if (!id || !(id->selected & SELECTION_SELECTED) ) return;
 722
 723         VFICON_INFO(vf, selection) = g_list_remove(VFICON_INFO(vf, selection), id);
 724         vficon_selection_remove(vf, id, SELECTION_SELECTED, NULL);
 725
 726         vf_send_update(vf);
 727 }
 728
 729 static void vficon_select_util(ViewFile *vf, IconData *id, gint select)
 730 {
 731         if (select)
 732                 {
 733                 vficon_select(vf, id);
 734                 }
 735         else
 736                 {
 737                 vficon_unselect(vf, id);
 738                 }
 739 }
 740
 741 static void vficon_select_region_util(ViewFile *vf, IconData *start, IconData *end, gint select)
 742 {
 743         gint row1, col1;
 744         gint row2, col2;
 745         gint t;
 746         gint i, j;
 747
 748         if (!vficon_find_position(vf, start, &row1, &col1) ||
 749             !vficon_find_position(vf, end, &row2, &col2) ) return;
 750
 751         VFICON_INFO(vf, prev_selection) = end;
 752
 753         if (!options->collections.rectangular_selection)
 754                 {
 755                 GList *work;
 756                 IconData *id;
 757
 758                 if (g_list_index(vf->list, start) > g_list_index(vf->list, end))
 759                         {
 760                         id = start;
 761                         start = end;
 762                         end = id;
 763                         }
 764
 765                 work = g_list_find(vf->list, start);
 766                 while (work)
 767                         {
 768                         id = work->data;
 769                         vficon_select_util(vf, id, select);
 770
 771                         if (work->data != end)
 772                                 work = work->next;
 773                         else
 774                                 work = NULL;
 775                         }
 776                 return;
 777                 }
 778
 779         if (row2 < row1)
 780                 {
 781                 t = row1;
 782                 row1 = row2;
 783                 row2 = t;
 784                 }
 785         if (col2 < col1)
 786                 {
 787                 t = col1;
 788                 col1 = col2;
 789                 col2 = t;
 790                 }
 791
 792         DEBUG_1("table: %d x %d to %d x %d", row1, col1, row2, col2);
 793
 794         for (i = row1; i <= row2; i++)
 795                 {
 796                 for (j = col1; j <= col2; j++)
 797                         {
 798                         IconData *id = vficon_find_data(vf, i, j, NULL);
 799                         if (id) vficon_select_util(vf, id, select);
 800                         }
 801                 }
 802 }
 803
 804 gint vficon_index_is_selected(ViewFile *vf, gint row)
 805 {
 806         IconData *id = g_list_nth_data(vf->list, row);
 807
 808         if (!id) return FALSE;
 809
 810         return (id->selected & SELECTION_SELECTED);
 811 }
 812
 813 guint vficon_selection_count(ViewFile *vf, gint64 *bytes)
 814 {
 815         if (bytes)
 816                 {
 817                 gint64 b = 0;
 818                 GList *work;
 819
 820                 work = VFICON_INFO(vf, selection);
 821                 while (work)
 822                         {
 823                         IconData *id = work->data;
 824                         FileData *fd = id->fd;
 825                         g_assert(fd->magick == 0x12345678);
 826                         b += fd->size;
 827
 828                         work = work->next;
 829                         }
 830
 831                 *bytes = b;
 832                 }
 833
 834         return g_list_length(VFICON_INFO(vf, selection));
 835 }
 836
 837 GList *vficon_selection_get_list(ViewFile *vf)
 838 {
 839         GList *list = NULL;
 840         GList *work;
 841
 842         work = VFICON_INFO(vf, selection);
 843         while (work)
 844                 {
 845                 IconData *id = work->data;
 846                 FileData *fd = id->fd;
 847                 g_assert(fd->magick == 0x12345678);
 848
 849                 list = g_list_prepend(list, file_data_ref(fd));
 850
 851                 work = work->next;
 852                 }
 853
 854         list = g_list_reverse(list);
 855
 856         return list;
 857 }
 858
 859 GList *vficon_selection_get_list_by_index(ViewFile *vf)
 860 {
 861         GList *list = NULL;
 862         GList *work;
 863
 864         work = VFICON_INFO(vf, selection);
 865         while (work)
 866                 {
 867                 list = g_list_prepend(list, GINT_TO_POINTER(g_list_index(vf->list, work->data)));
 868                 work = work->next;
 869                 }
 870
 871         return g_list_reverse(list);
 872 }
 873
 874 static void vficon_select_by_id(ViewFile *vf, IconData *id)
 875 {
 876         if (!id) return;
 877
 878         if (!(id->selected & SELECTION_SELECTED))
 879                 {
 880                 vf_select_none(vf);
 881                 vficon_select(vf, id);
 882                 }
 883
 884         vficon_set_focus(vf, id);
 885 }
 886
 887 void vficon_select_by_fd(ViewFile *vf, FileData *fd)
 888 {
 889         IconData *id = NULL;
 890         GList *work;
 891
 892         if (!fd) return;
 893         work = vf->list;
 894         while (work && !id)
 895                 {
 896                 IconData *chk = work->data;
 897                 work = work->next;
 898                 if (chk->fd == fd) id = chk;
 899                 }
 900         vficon_select_by_id(vf, id);
 901 }
 902
 903 void vficon_mark_to_selection(ViewFile *vf, gint mark, MarkToSelectionMode mode)
 904 {
 905         GList *work;
 906         gint n = mark - 1;
 907
 908         g_assert(mark >= 1 && mark <= FILEDATA_MARKS_SIZE);
 909
 910         work = vf->list;
 911         while (work)
 912                 {
 913                 IconData *id = work->data;
 914                 FileData *fd = id->fd;
 915                 gboolean mark_val, selected;
 916
 917                 g_assert(fd->magick == 0x12345678);
 918
 919                 mark_val = file_data_get_mark(fd, n);
 920                 selected = (id->selected & SELECTION_SELECTED);
 921
 922                 switch (mode)
 923                         {
 924                         case MTS_MODE_SET: selected = mark_val;
 925                                 break;
 926                         case MTS_MODE_OR: selected = mark_val | selected;
 927                                 break;
 928                         case MTS_MODE_AND: selected = mark_val & selected;
 929                                 break;
 930                         case MTS_MODE_MINUS: selected = !mark_val & selected;
 931                                 break;
 932                         }
 933
 934                 vficon_select_util(vf, id, selected);
 935
 936                 work = work->next;
 937                 }
 938 }
 939
 940 void vficon_selection_to_mark(ViewFile *vf, gint mark, SelectionToMarkMode mode)
 941 {
 942         GList *slist;
 943         GList *work;
 944         gint n = mark -1;
 945
 946         g_assert(mark >= 1 && mark <= FILEDATA_MARKS_SIZE);
 947
 948         slist = vf_selection_get_list(vf);
 949         work = slist;
 950         while (work)
 951                 {
 952                 FileData *fd = work->data;
 953
 954                 switch (mode)
 955                         {
 956                         case STM_MODE_SET: file_data_set_mark(fd, n, 1);
 957                                 break;
 958                         case STM_MODE_RESET: file_data_set_mark(fd, n, 0);
 959                                 break;
 960                         case STM_MODE_TOGGLE: file_data_set_mark(fd, n, !file_data_get_mark(fd, n));
 961                                 break;
 962                         }
 963                 work = work->next;
 964                 }
 965         filelist_free(slist);
 966 }
 967
 968 static void vficon_select_closest(ViewFile *vf, FileData *sel_fd)
 969 {
 970         GList *work;
 971
 972         if (sel_fd->parent) sel_fd = sel_fd->parent;
 973         work = vf->list;
 974
 975         while (work)
 976                 {
 977                 gint match;
 978                 IconData *id = work->data;
 979                 FileData *fd = id->fd;
 980                 work = work->next;
 981
 982
 983                 match = filelist_sort_compare_filedata_full(fd, sel_fd, vf->sort_method, vf->sort_ascend);
 984
 985                 if (match >= 0)
 986                         {
 987                         vficon_select(vf, id);
 988                         break;
 989                         }
 990                 }
 991
 992 }
 993
 994
 995 /*
 996  *-------------------------------------------------------------------
 997  * focus
 998  *-------------------------------------------------------------------
 999  */
1000
1001 static void vficon_move_focus(ViewFile *vf, gint row, gint col, gint relative)
1002 {
1003         gint new_row;
1004         gint new_col;
1005
1006         if (relative)
1007                 {
1008                 new_row = VFICON_INFO(vf, focus_row);
1009                 new_col = VFICON_INFO(vf, focus_column);
1010
1011                 new_row += row;
1012                 if (new_row < 0) new_row = 0;
1013                 if (new_row >= VFICON_INFO(vf, rows)) new_row = VFICON_INFO(vf, rows) - 1;
1014
1015                 while (col != 0)
1016                         {
1017                         if (col < 0)
1018                                 {
1019                                 new_col--;
1020                                 col++;
1021                                 }
1022                         else
1023                                 {
1024                                 new_col++;
1025                                 col--;
1026                                 }
1027
1028                         if (new_col < 0)
1029                                 {
1030                                 if (new_row > 0)
1031                                         {
1032                                         new_row--;
1033                                         new_col = VFICON_INFO(vf, columns) - 1;
1034                                         }
1035                                 else
1036                                         {
1037                                         new_col = 0;
1038                                         }
1039                                 }
1040                         if (new_col >= VFICON_INFO(vf, columns))
1041                                 {
1042                                 if (new_row < VFICON_INFO(vf, rows) - 1)
1043                                         {
1044                                         new_row++;
1045                                         new_col = 0;
1046                                         }
1047                                 else
1048                                         {
1049                                         new_col = VFICON_INFO(vf, columns) - 1;
1050                                         }
1051                                 }
1052                         }
1053                 }
1054         else
1055                 {
1056                 new_row = row;
1057                 new_col = col;
1058
1059                 if (new_row >= VFICON_INFO(vf, rows))
1060                         {
1061                         if (VFICON_INFO(vf, rows) > 0)
1062                                 new_row = VFICON_INFO(vf, rows) - 1;
1063                         else
1064                                 new_row = 0;
1065                         new_col = VFICON_INFO(vf, columns) - 1;
1066                         }
1067                 if (new_col >= VFICON_INFO(vf, columns)) new_col = VFICON_INFO(vf, columns) - 1;
1068                 }
1069
1070         if (new_row == VFICON_INFO(vf, rows) - 1)
1071                 {
1072                 gint l;
1073
1074                 /* if we moved beyond the last image, go to the last image */
1075
1076                 l = g_list_length(vf->list);
1077                 if (VFICON_INFO(vf, rows) > 1) l -= (VFICON_INFO(vf, rows) - 1) * VFICON_INFO(vf, columns);
1078                 if (new_col >= l) new_col = l - 1;
1079                 }
1080
1081         vficon_set_focus(vf, vficon_find_data(vf, new_row, new_col, NULL));
1082 }
1083
1084 static void vficon_set_focus(ViewFile *vf, IconData *id)
1085 {
1086         GtkTreeIter iter;
1087         gint row, col;
1088
1089         if (g_list_find(vf->list, VFICON_INFO(vf, focus_id)))
1090                 {
1091                 if (id == VFICON_INFO(vf, focus_id))
1092                         {
1093                         /* ensure focus row col are correct */
1094                         vficon_find_position(vf, VFICON_INFO(vf, focus_id), &VFICON_INFO(vf, focus_row), &VFICON_INFO(vf, focus_column));
1095                         return;
1096                         }
1097                 vficon_selection_remove(vf, VFICON_INFO(vf, focus_id), SELECTION_FOCUS, NULL);
1098                 }
1099
1100         if (!vficon_find_position(vf, id, &row, &col))
1101                 {
1102                 VFICON_INFO(vf, focus_id) = NULL;
1103                 VFICON_INFO(vf, focus_row) = -1;
1104                 VFICON_INFO(vf, focus_column) = -1;
1105                 return;
1106                 }
1107
1108         VFICON_INFO(vf, focus_id) = id;
1109         VFICON_INFO(vf, focus_row) = row;
1110         VFICON_INFO(vf, focus_column) = col;
1111         vficon_selection_add(vf, VFICON_INFO(vf, focus_id), SELECTION_FOCUS, NULL);
1112
1113         if (vficon_find_iter(vf, VFICON_INFO(vf, focus_id), &iter, NULL))
1114                 {
1115                 GtkTreePath *tpath;
1116                 GtkTreeViewColumn *column;
1117                 GtkTreeModel *store;
1118
1119                 tree_view_row_make_visible(GTK_TREE_VIEW(vf->listview), &iter, FALSE);
1120
1121                 store = gtk_tree_view_get_model(GTK_TREE_VIEW(vf->listview));
1122                 tpath = gtk_tree_model_get_path(store, &iter);
1123                 /* focus is set to an extra column with 0 width to hide focus, we draw it ourself */
1124                 column = gtk_tree_view_get_column(GTK_TREE_VIEW(vf->listview), VFICON_MAX_COLUMNS);
1125                 gtk_tree_view_set_cursor(GTK_TREE_VIEW(vf->listview), tpath, column, FALSE);
1126                 gtk_tree_path_free(tpath);
1127                 }
1128 }
1129
1130 static void vficon_update_focus(ViewFile *vf)
1131 {
1132         gint new_row = 0;
1133         gint new_col = 0;
1134
1135         if (VFICON_INFO(vf, focus_id) && vficon_find_position(vf, VFICON_INFO(vf, focus_id), &new_row, &new_col))
1136                 {
1137                 /* first find the old focus, if it exists and is valid */
1138                 }
1139         else
1140                 {
1141                 /* (try to) stay where we were */
1142                 new_row = VFICON_INFO(vf, focus_row);
1143                 new_col = VFICON_INFO(vf, focus_column);
1144                 }
1145
1146         vficon_move_focus(vf, new_row, new_col, FALSE);
1147 }
1148
1149 /* used to figure the page up/down distances */
1150 static gint page_height(ViewFile *vf)
1151 {
1152         GtkAdjustment *adj;
1153         gint page_size;
1154         gint row_height;
1155         gint ret;
1156
1157         adj = gtk_tree_view_get_vadjustment(GTK_TREE_VIEW(vf->listview));
1158         page_size = (gint)adj->page_increment;
1159
1160         row_height = options->thumbnails.max_height + THUMB_BORDER_PADDING * 2;
1161         if (VFICON_INFO(vf, show_text)) row_height += options->thumbnails.max_height / 3;
1162
1163         ret = page_size / row_height;
1164         if (ret < 1) ret = 1;
1165
1166         return ret;
1167 }
1168
1169 /*
1170  *-------------------------------------------------------------------
1171  * keyboard
1172  *-------------------------------------------------------------------
1173  */
1174
1175 static void vfi_menu_position_cb(GtkMenu *menu, gint *x, gint *y, gboolean *push_in, gpointer data)
1176 {
1177         ViewFile *vf = data;
1178         GtkTreeModel *store;
1179         GtkTreeIter iter;
1180         gint column;
1181         GtkTreePath *tpath;
1182         gint cw, ch;
1183
1184         if (!vficon_find_iter(vf, VFICON_INFO(vf, click_id), &iter, &column)) return;
1185         store = gtk_tree_view_get_model(GTK_TREE_VIEW(vf->listview));
1186         tpath = gtk_tree_model_get_path(store, &iter);
1187         tree_view_get_cell_clamped(GTK_TREE_VIEW(vf->listview), tpath, column, FALSE, x, y, &cw, &ch);
1188         gtk_tree_path_free(tpath);
1189         *y += ch;
1190         popup_menu_position_clamp(menu, x, y, 0);
1191 }
1192
1193 gint vficon_press_key_cb(GtkWidget *widget, GdkEventKey *event, gpointer data)
1194 {
1195         ViewFile *vf = data;
1196         gint focus_row = 0;
1197         gint focus_col = 0;
1198         IconData *id;
1199         gint stop_signal;
1200
1201         stop_signal = TRUE;
1202         switch (event->keyval)
1203                 {
1204                 case GDK_Left: case GDK_KP_Left:
1205                         focus_col = -1;
1206                         break;
1207                 case GDK_Right: case GDK_KP_Right:
1208                         focus_col = 1;
1209                         break;
1210                 case GDK_Up: case GDK_KP_Up:
1211                         focus_row = -1;
1212                         break;
1213                 case GDK_Down: case GDK_KP_Down:
1214                         focus_row = 1;
1215                         break;
1216                 case GDK_Page_Up: case GDK_KP_Page_Up:
1217                         focus_row = -page_height(vf);
1218                         break;
1219                 case GDK_Page_Down: case GDK_KP_Page_Down:
1220                         focus_row = page_height(vf);
1221                         break;
1222                 case GDK_Home: case GDK_KP_Home:
1223                         focus_row = -VFICON_INFO(vf, focus_row);
1224                         focus_col = -VFICON_INFO(vf, focus_column);
1225                         break;
1226                 case GDK_End: case GDK_KP_End:
1227                         focus_row = VFICON_INFO(vf, rows) - 1 - VFICON_INFO(vf, focus_row);
1228                         focus_col = VFICON_INFO(vf, columns) - 1 - VFICON_INFO(vf, focus_column);
1229                         break;
1230                 case GDK_space:
1231                         id = vficon_find_data(vf, VFICON_INFO(vf, focus_row), VFICON_INFO(vf, focus_column), NULL);
1232                         if (id)
1233                                 {
1234                                 VFICON_INFO(vf, click_id) = id;
1235                                 if (event->state & GDK_CONTROL_MASK)
1236                                         {
1237                                         gint selected;
1238
1239                                         selected = id->selected & SELECTION_SELECTED;
1240                                         if (selected)
1241                                                 {
1242                                                 vficon_unselect(vf, id);
1243                                                 }
1244                                         else
1245                                                 {
1246                                                 vficon_select(vf, id);
1247                                                 vficon_send_layout_select(vf, id);
1248                                                 }
1249                                         }
1250                                 else
1251                                         {
1252                                         vf_select_none(vf);
1253                                         vficon_select(vf, id);
1254                                         vficon_send_layout_select(vf, id);
1255                                         }
1256                                 }
1257                         break;
1258                 case GDK_Menu:
1259                         id = vficon_find_data(vf, VFICON_INFO(vf, focus_row), VFICON_INFO(vf, focus_column), NULL);
1260                         VFICON_INFO(vf, click_id) = id;
1261
1262                         vficon_selection_add(vf, VFICON_INFO(vf, click_id), SELECTION_PRELIGHT, NULL);
1263                         tip_unschedule(vf);
1264
1265                         vf->popup = vf_pop_menu(vf);
1266                         gtk_menu_popup(GTK_MENU(vf->popup), NULL, NULL, vfi_menu_position_cb, vf, 0, GDK_CURRENT_TIME);
1267                         break;
1268                 default:
1269                         stop_signal = FALSE;
1270                         break;
1271                 }
1272
1273         if (focus_row != 0 || focus_col != 0)
1274                 {
1275                 IconData *new_id;
1276                 IconData *old_id;
1277
1278                 old_id = vficon_find_data(vf, VFICON_INFO(vf, focus_row), VFICON_INFO(vf, focus_column), NULL);
1279                 vficon_move_focus(vf, focus_row, focus_col, TRUE);
1280                 new_id = vficon_find_data(vf, VFICON_INFO(vf, focus_row), VFICON_INFO(vf, focus_column), NULL);
1281
1282                 if (new_id != old_id)
1283                         {
1284                         if (event->state & GDK_SHIFT_MASK)
1285                                 {
1286                                 if (!options->collections.rectangular_selection)
1287                                         {
1288                                         vficon_select_region_util(vf, old_id, new_id, FALSE);
1289                                         }
1290                                 else
1291                                         {
1292                                         vficon_select_region_util(vf, VFICON_INFO(vf, click_id), old_id, FALSE);
1293                                         }
1294                                 vficon_select_region_util(vf, VFICON_INFO(vf, click_id), new_id, TRUE);
1295                                 vficon_send_layout_select(vf, new_id);
1296                                 }
1297                         else if (event->state & GDK_CONTROL_MASK)
1298                                 {
1299                                 VFICON_INFO(vf, click_id) = new_id;
1300                                 }
1301                         else
1302                                 {
1303                                 VFICON_INFO(vf, click_id) = new_id;
1304                                 vf_select_none(vf);
1305                                 vficon_select(vf, new_id);
1306                                 vficon_send_layout_select(vf, new_id);
1307                                 }
1308                         }
1309                 }
1310
1311         if (stop_signal)
1312                 {
1313 #if 0
1314                 g_signal_stop_emission_by_name(GTK_OBJECT(widget), "key_press_event");
1315 #endif
1316                 tip_unschedule(vf);
1317                 }
1318
1319         return stop_signal;
1320 }
1321
1322 /*
1323  *-------------------------------------------------------------------
1324  * mouse
1325  *-------------------------------------------------------------------
1326  */
1327
1328 static gint vficon_motion_cb(GtkWidget *widget, GdkEventButton *bevent, gpointer data)
1329 {
1330         ViewFile *vf = data;
1331         IconData *id;
1332
1333         id = vficon_find_data_by_coord(vf, (gint)bevent->x, (gint)bevent->y, NULL);
1334         tip_update(vf, id);
1335
1336         return FALSE;
1337 }
1338
1339 gint vficon_press_cb(GtkWidget *widget, GdkEventButton *bevent, gpointer data)
1340 {
1341         ViewFile *vf = data;
1342         GtkTreeIter iter;
1343         IconData *id;
1344
1345         tip_unschedule(vf);
1346
1347         id = vficon_find_data_by_coord(vf, (gint)bevent->x, (gint)bevent->y, &iter);
1348
1349         VFICON_INFO(vf, click_id) = id;
1350         vficon_selection_add(vf, VFICON_INFO(vf, click_id), SELECTION_PRELIGHT, &iter);
1351
1352         switch (bevent->button)
1353                 {
1354                 case MOUSE_BUTTON_LEFT:
1355                         if (!GTK_WIDGET_HAS_FOCUS(vf->listview))
1356                                 {
1357                                 gtk_widget_grab_focus(vf->listview);
1358                                 }
1359 #if 0
1360                         if (bevent->type == GDK_2BUTTON_PRESS &&
1361                             vf->layout)
1362                                 {
1363                                 vficon_selection_remove(vf, VFICON_INFO(vf, click_id), SELECTION_PRELIGHT, &iter);
1364                                 layout_image_full_screen_start(vf->layout);
1365                                 }
1366 #endif
1367                         break;
1368                 case MOUSE_BUTTON_RIGHT:
1369                         vf->popup = vf_pop_menu(vf);
1370                         gtk_menu_popup(GTK_MENU(vf->popup), NULL, NULL, NULL, NULL, bevent->button, bevent->time);
1371                         break;
1372                 default:
1373                         break;
1374                 }
1375
1376         return TRUE;
1377 }
1378
1379 gint vficon_release_cb(GtkWidget *widget, GdkEventButton *bevent, gpointer data)
1380 {
1381         ViewFile *vf = data;
1382         GtkTreeIter iter;
1383         IconData *id = NULL;
1384         gint was_selected;
1385
1386         tip_schedule(vf);
1387
1388         if ((gint)bevent->x != 0 || (gint)bevent->y != 0)
1389                 {
1390                 id = vficon_find_data_by_coord(vf, (gint)bevent->x, (gint)bevent->y, &iter);
1391                 }
1392
1393         if (VFICON_INFO(vf, click_id))
1394                 {
1395                 vficon_selection_remove(vf, VFICON_INFO(vf, click_id), SELECTION_PRELIGHT, NULL);
1396                 }
1397
1398         if (!id || VFICON_INFO(vf, click_id) != id) return TRUE;
1399
1400         was_selected = (id->selected & SELECTION_SELECTED);
1401
1402         switch (bevent->button)
1403                 {
1404                 case MOUSE_BUTTON_LEFT:
1405                         {
1406                         vficon_set_focus(vf, id);
1407
1408                         if (bevent->state & GDK_CONTROL_MASK)
1409                                 {
1410                                 gint select;
1411
1412                                 select = !(id->selected & SELECTION_SELECTED);
1413                                 if ((bevent->state & GDK_SHIFT_MASK) && VFICON_INFO(vf, prev_selection))
1414                                         {
1415                                         vficon_select_region_util(vf, VFICON_INFO(vf, prev_selection), id, select);
1416                                         }
1417                                 else
1418                                         {
1419                                         vficon_select_util(vf, id, select);
1420                                         }
1421                                 }
1422                         else
1423                                 {
1424                                 vf_select_none(vf);
1425
1426                                 if ((bevent->state & GDK_SHIFT_MASK) && VFICON_INFO(vf, prev_selection))
1427                                         {
1428                                         vficon_select_region_util(vf, VFICON_INFO(vf, prev_selection), id, TRUE);
1429                                         }
1430                                 else
1431                                         {
1432                                         vficon_select_util(vf, id, TRUE);
1433                                         was_selected = FALSE;
1434                                         }
1435                                 }
1436                         }
1437                         break;
1438                 case MOUSE_BUTTON_MIDDLE:
1439                         {
1440                         vficon_select_util(vf, id, !(id->selected & SELECTION_SELECTED));
1441                         }
1442                         break;
1443                 default:
1444                         break;
1445                 }
1446
1447         if (!was_selected && (id->selected & SELECTION_SELECTED))
1448                 {
1449                 vficon_send_layout_select(vf, id);
1450                 }
1451
1452         return TRUE;
1453 }
1454
1455 static gint vficon_leave_cb(GtkWidget *widget, GdkEventCrossing *event, gpointer data)
1456 {
1457         ViewFile *vf = data;
1458
1459         tip_unschedule(vf);
1460         return FALSE;
1461 }
1462
1463 /*
1464  *-------------------------------------------------------------------
1465  * population
1466  *-------------------------------------------------------------------
1467  */
1468
1469 static gboolean vficon_destroy_node_cb(GtkTreeModel *store, GtkTreePath *tpath, GtkTreeIter *iter, gpointer data)
1470 {
1471         GList *list;
1472
1473         gtk_tree_model_get(store, iter, FILE_COLUMN_POINTER, &list, -1);
1474         g_list_free(list);
1475
1476         return FALSE;
1477 }
1478
1479 static void vficon_clear_store(ViewFile *vf)
1480 {
1481         GtkTreeModel *store;
1482
1483         store = gtk_tree_view_get_model(GTK_TREE_VIEW(vf->listview));
1484         gtk_tree_model_foreach(store, vficon_destroy_node_cb, NULL);
1485
1486         gtk_list_store_clear(GTK_LIST_STORE(store));
1487 }
1488
1489 static void vficon_set_thumb(ViewFile *vf, FileData *fd, GdkPixbuf *pb)
1490 {
1491         GtkTreeModel *store;
1492         GtkTreeIter iter;
1493         GList *list;
1494
1495         if (!vficon_find_iter(vf, vficon_icon_data(vf, fd), &iter, NULL)) return;
1496
1497         store = gtk_tree_view_get_model(GTK_TREE_VIEW(vf->listview));
1498
1499         if (pb) g_object_ref(pb);
1500         if (fd->pixbuf) g_object_unref(fd->pixbuf);
1501         fd->pixbuf = pb;
1502
1503         gtk_tree_model_get(store, &iter, FILE_COLUMN_POINTER, &list, -1);
1504         gtk_list_store_set(GTK_LIST_STORE(store), &iter, FILE_COLUMN_POINTER, list, -1);
1505 }
1506
1507 static GList *vficon_add_row(ViewFile *vf, GtkTreeIter *iter)
1508 {
1509         GtkListStore *store;
1510         GList *list = NULL;
1511         gint i;
1512
1513         for (i = 0; i < VFICON_INFO(vf, columns); i++) list = g_list_prepend(list, NULL);
1514
1515         store = GTK_LIST_STORE(gtk_tree_view_get_model(GTK_TREE_VIEW(vf->listview)));
1516         gtk_list_store_append(store, iter);
1517         gtk_list_store_set(store, iter, FILE_COLUMN_POINTER, list, -1);
1518
1519         return list;
1520 }
1521
1522 static void vficon_populate(ViewFile *vf, gint resize, gint keep_position)
1523 {
1524         GtkTreeModel *store;
1525         GtkTreePath *tpath;
1526         GList *work;
1527         IconData *visible_id = NULL;
1528         gint r, c;
1529         gint valid;
1530         GtkTreeIter iter;
1531
1532         vficon_verify_selections(vf);
1533
1534         store = gtk_tree_view_get_model(GTK_TREE_VIEW(vf->listview));
1535
1536         if (keep_position && GTK_WIDGET_REALIZED(vf->listview) &&
1537             gtk_tree_view_get_path_at_pos(GTK_TREE_VIEW(vf->listview), 0, 0, &tpath, NULL, NULL, NULL))
1538                 {
1539                 GtkTreeIter iter;
1540                 GList *list;
1541
1542                 gtk_tree_model_get_iter(store, &iter, tpath);
1543                 gtk_tree_path_free(tpath);
1544
1545                 gtk_tree_model_get(store, &iter, FILE_COLUMN_POINTER, &list, -1);
1546                 if (list) visible_id = list->data;
1547                 }
1548
1549
1550         if (resize)
1551                 {
1552                 gint i;
1553                 gint thumb_width;
1554
1555                 vficon_clear_store(vf);
1556
1557                 thumb_width = vficon_get_icon_width(vf);
1558
1559                 for (i = 0; i < VFICON_MAX_COLUMNS; i++)
1560                         {
1561                         GtkTreeViewColumn *column;
1562                         GtkCellRenderer *cell;
1563                         GList *list;
1564
1565                         column = gtk_tree_view_get_column(GTK_TREE_VIEW(vf->listview), i);
1566                         gtk_tree_view_column_set_visible(column, (i < VFICON_INFO(vf, columns)));
1567                         gtk_tree_view_column_set_fixed_width(column, thumb_width + (THUMB_BORDER_PADDING * 6));
1568
1569                         list = gtk_tree_view_column_get_cell_renderers(column);
1570                         cell = (list) ? list->data : NULL;
1571                         g_list_free(list);
1572
1573                         if (cell && GQV_IS_CELL_RENDERER_ICON(cell))
1574                                 {
1575                                 g_object_set(G_OBJECT(cell), "fixed_width", thumb_width,
1576                                                              "fixed_height", options->thumbnails.max_height,
1577                                                              "show_text", VFICON_INFO(vf, show_text), NULL);
1578                                 }
1579                         }
1580                 if (GTK_WIDGET_REALIZED(vf->listview)) gtk_tree_view_columns_autosize(GTK_TREE_VIEW(vf->listview));
1581                 }
1582
1583         r = -1;
1584         c = 0;
1585
1586         valid = gtk_tree_model_iter_children(store, &iter, NULL);
1587
1588         work = vf->list;
1589         while (work)
1590                 {
1591                 GList *list;
1592                 r++;
1593                 c = 0;
1594                 if (valid)
1595                         {
1596                         gtk_tree_model_get(store, &iter, FILE_COLUMN_POINTER, &list, -1);
1597                         gtk_list_store_set(GTK_LIST_STORE(store), &iter, FILE_COLUMN_POINTER, list, -1);
1598                         }
1599                 else
1600                         {
1601                         list = vficon_add_row(vf, &iter);
1602                         }
1603
1604                 while (list)
1605                         {
1606                         IconData *id;
1607
1608                         if (work)
1609                                 {
1610                                 id = work->data;
1611                                 work = work->next;
1612                                 c++;
1613
1614                                 id->row = r;
1615                                 }
1616                         else
1617                                 {
1618                                 id = NULL;
1619                                 }
1620
1621                         list->data = id;
1622                         list = list->next;
1623                         }
1624                 if (valid) valid = gtk_tree_model_iter_next(store, &iter);
1625                 }
1626
1627         r++;
1628         while (valid)
1629                 {
1630                 GList *list;
1631
1632                 gtk_tree_model_get(store, &iter, FILE_COLUMN_POINTER, &list, -1);
1633                 valid = gtk_list_store_remove(GTK_LIST_STORE(store), &iter);
1634                 g_list_free(list);
1635                 }
1636
1637         VFICON_INFO(vf, rows) = r;
1638
1639         if (visible_id &&
1640             gtk_tree_view_get_path_at_pos(GTK_TREE_VIEW(vf->listview), 0, 0, &tpath, NULL, NULL, NULL))
1641                 {
1642                 GtkTreeIter iter;
1643                 GList *list;
1644
1645                 gtk_tree_model_get_iter(store, &iter, tpath);
1646                 gtk_tree_path_free(tpath);
1647
1648                 gtk_tree_model_get(store, &iter, FILE_COLUMN_POINTER, &list, -1);
1649                 if (g_list_find(list, visible_id) == NULL &&
1650                     vficon_find_iter(vf, visible_id, &iter, NULL))
1651                         {
1652                         tree_view_row_make_visible(GTK_TREE_VIEW(vf->listview), &iter, FALSE);
1653                         }
1654                 }
1655
1656
1657         vf_send_update(vf);
1658         vficon_thumb_update(vf);
1659 }
1660
1661 static void vficon_populate_at_new_size(ViewFile *vf, gint w, gint h, gint force)
1662 {
1663         gint new_cols;
1664         gint thumb_width;
1665
1666         thumb_width = vficon_get_icon_width(vf);
1667
1668         new_cols = w / (thumb_width + (THUMB_BORDER_PADDING * 6));
1669         if (new_cols < 1) new_cols = 1;
1670
1671         if (!force && new_cols == VFICON_INFO(vf, columns)) return;
1672
1673         VFICON_INFO(vf, columns) = new_cols;
1674
1675         vficon_populate(vf, TRUE, TRUE);
1676
1677         DEBUG_1("col tab pop cols=%d rows=%d", VFICON_INFO(vf, columns), VFICON_INFO(vf, rows));
1678 }
1679
1680 static void vficon_sync(ViewFile *vf)
1681 {
1682         GtkTreeModel *store;
1683         GtkTreeIter iter;
1684         GList *work;
1685         gint r, c;
1686         gint valid;
1687
1688         if (VFICON_INFO(vf, rows) == 0) return;
1689
1690         store = gtk_tree_view_get_model(GTK_TREE_VIEW(vf->listview));
1691
1692         r = -1;
1693         c = 0;
1694
1695         valid = gtk_tree_model_iter_children(store, &iter, NULL);
1696
1697         work = vf->list;
1698         while (work)
1699                 {
1700                 GList *list;
1701                 r++;
1702                 c = 0;
1703                 if (valid)
1704                         {
1705                         gtk_tree_model_get(store, &iter, FILE_COLUMN_POINTER, &list, -1);
1706                         gtk_list_store_set(GTK_LIST_STORE(store), &iter, FILE_COLUMN_POINTER, list, -1);
1707                         }
1708                 else
1709                         {
1710                         list = vficon_add_row(vf, &iter);
1711                         }
1712
1713                 while (list)
1714                         {
1715                         IconData *id;
1716
1717                         if (work)
1718                                 {
1719                                 id = work->data;
1720                                 work = work->next;
1721                                 c++;
1722
1723                                 id->row = r;
1724                                 }
1725                         else
1726                                 {
1727                                 id = NULL;
1728                                 }
1729
1730                         list->data = id;
1731                         list = list->next;
1732                         }
1733                 if (valid) valid = gtk_tree_model_iter_next(store, &iter);
1734                 }
1735
1736         r++;
1737         while (valid)
1738                 {
1739                 GList *list;
1740
1741                 gtk_tree_model_get(store, &iter, FILE_COLUMN_POINTER, &list, -1);
1742                 valid = gtk_list_store_remove(GTK_LIST_STORE(store), &iter);
1743                 g_list_free(list);
1744                 }
1745
1746         VFICON_INFO(vf, rows) = r;
1747
1748         vficon_update_focus(vf);
1749 }
1750
1751 static gint vficon_sync_idle_cb(gpointer data)
1752 {
1753         ViewFile *vf = data;
1754
1755         if (VFICON_INFO(vf, sync_idle_id) == -1) return FALSE;
1756         VFICON_INFO(vf, sync_idle_id) = -1;
1757
1758         vficon_sync(vf);
1759         return FALSE;
1760 }
1761
1762 static void vficon_sync_idle(ViewFile *vf)
1763 {
1764         if (VFICON_INFO(vf, sync_idle_id) == -1)
1765                 {
1766                 /* high priority, the view needs to be resynced before a redraw
1767                  * may contain invalid pointers at this time
1768                  */
1769                 VFICON_INFO(vf, sync_idle_id) = g_idle_add_full(G_PRIORITY_HIGH, vficon_sync_idle_cb, vf, NULL);
1770                 }
1771 }
1772
1773 static void vficon_sized_cb(GtkWidget *widget, GtkAllocation *allocation, gpointer data)
1774 {
1775         ViewFile *vf = data;
1776
1777         vficon_populate_at_new_size(vf, allocation->width, allocation->height, FALSE);
1778 }
1779
1780 /*
1781  *-----------------------------------------------------------------------------
1782  * misc
1783  *-----------------------------------------------------------------------------
1784  */
1785
1786 void vficon_sort_set(ViewFile *vf, SortType type, gint ascend)
1787 {
1788         if (vf->sort_method == type && vf->sort_ascend == ascend) return;
1789
1790         vf->sort_method = type;
1791         vf->sort_ascend = ascend;
1792
1793         if (!vf->list) return;
1794
1795         vf->list = iconlist_sort(vf->list, vf->sort_method, vf->sort_ascend);
1796         vficon_sync(vf);
1797 }
1798
1799 /*
1800  *-----------------------------------------------------------------------------
1801  * thumb updates
1802  *-----------------------------------------------------------------------------
1803  */
1804
1805 static gint vficon_thumb_next(ViewFile *vf);
1806
1807 static void vficon_thumb_status(ViewFile *vf, gdouble val, const gchar *text)
1808 {
1809         if (vf->func_thumb_status)
1810                 {
1811                 vf->func_thumb_status(vf, val, text, vf->data_thumb_status);
1812                 }
1813 }
1814
1815 static void vficon_thumb_cleanup(ViewFile *vf)
1816 {
1817         vficon_thumb_status(vf, 0.0, NULL);
1818
1819         vf->thumbs_count = 0;
1820         vf->thumbs_running = FALSE;
1821
1822         thumb_loader_free(vf->thumbs_loader);
1823         vf->thumbs_loader = NULL;
1824
1825         vf->thumbs_filedata = NULL;
1826 }
1827
1828 static void vficon_thumb_stop(ViewFile *vf)
1829 {
1830         if (vf->thumbs_running) vficon_thumb_cleanup(vf);
1831 }
1832
1833 static void vficon_thumb_do(ViewFile *vf, ThumbLoader *tl, FileData *fd)
1834 {
1835         GdkPixbuf *pixbuf;
1836
1837         if (!fd) return;
1838
1839         pixbuf = thumb_loader_get_pixbuf(tl, TRUE);
1840         vficon_set_thumb(vf, fd, pixbuf);
1841         g_object_unref(pixbuf);
1842
1843         vficon_thumb_status(vf, (gdouble)(vf->thumbs_count) / g_list_length(vf->list), _("Loading thumbs..."));
1844 }
1845
1846 static void vficon_thumb_error_cb(ThumbLoader *tl, gpointer data)
1847 {
1848         ViewFile *vf = data;
1849
1850         if (vf->thumbs_filedata && vf->thumbs_loader == tl)
1851                 {
1852                 vficon_thumb_do(vf, tl, vf->thumbs_filedata);
1853                 }
1854
1855         while (vficon_thumb_next(vf));
1856 }
1857
1858 static void vficon_thumb_done_cb(ThumbLoader *tl, gpointer data)
1859 {
1860         ViewFile *vf = data;
1861
1862         if (vf->thumbs_filedata && vf->thumbs_loader == tl)
1863                 {
1864                 vficon_thumb_do(vf, tl, vf->thumbs_filedata);
1865                 }
1866
1867         while (vficon_thumb_next(vf));
1868 }
1869
1870 static gint vficon_thumb_next(ViewFile *vf)
1871 {
1872         GtkTreePath *tpath;
1873         FileData *fd = NULL;
1874
1875         if (!GTK_WIDGET_REALIZED(vf->listview))
1876                 {
1877                 vficon_thumb_status(vf, 0.0, NULL);
1878                 return FALSE;
1879                 }
1880
1881         if (gtk_tree_view_get_path_at_pos(GTK_TREE_VIEW(vf->listview), 0, 0, &tpath, NULL, NULL, NULL))
1882                 {
1883                 GtkTreeModel *store;
1884                 GtkTreeIter iter;
1885                 gint valid = TRUE;
1886
1887                 store = gtk_tree_view_get_model(GTK_TREE_VIEW(vf->listview));
1888                 gtk_tree_model_get_iter(store, &iter, tpath);
1889                 gtk_tree_path_free(tpath);
1890
1891                 while (!fd && valid && tree_view_row_get_visibility(GTK_TREE_VIEW(vf->listview), &iter, FALSE) == 0)
1892                         {
1893                         GList *list;
1894
1895                         gtk_tree_model_get(store, &iter, FILE_COLUMN_POINTER, &list, -1);
1896
1897                         while (!fd && list)
1898                                 {
1899                                 IconData *id = list->data;
1900                                 if (id && !id->fd->pixbuf) fd = id->fd;
1901                                 list = list->next;
1902                                 }
1903
1904                         valid = gtk_tree_model_iter_next(store, &iter);
1905                         }
1906                 }
1907
1908         /* then find first undone */
1909
1910         if (!fd)
1911                 {
1912                 GList *work = vf->list;
1913                 while (work && !fd)
1914                         {
1915                         IconData *id = work->data;
1916                         FileData *fd_p = id->fd;
1917                         work = work->next;
1918
1919                         if (!fd_p->pixbuf) fd = fd_p;
1920                         }
1921                 }
1922
1923         if (!fd)
1924                 {
1925                 /* done */
1926                 vficon_thumb_cleanup(vf);
1927                 return FALSE;
1928                 }
1929
1930         vf->thumbs_count++;
1931
1932         vf->thumbs_filedata = fd;
1933
1934         thumb_loader_free(vf->thumbs_loader);
1935
1936         vf->thumbs_loader = thumb_loader_new(options->thumbnails.max_width, options->thumbnails.max_height);
1937         thumb_loader_set_callbacks(vf->thumbs_loader,
1938                                    vficon_thumb_done_cb,
1939                                    vficon_thumb_error_cb,
1940                                    NULL,
1941                                    vf);
1942
1943         if (!thumb_loader_start(vf->thumbs_loader, fd->path))
1944                 {
1945                 /* set icon to unknown, continue */
1946                 DEBUG_1("thumb loader start failed %s", vf->thumbs_loader->path);
1947                 vficon_thumb_do(vf, vf->thumbs_loader, fd);
1948
1949                 return TRUE;
1950                 }
1951
1952         return FALSE;
1953 }
1954
1955 static void vficon_thumb_update(ViewFile *vf)
1956 {
1957         vficon_thumb_stop(vf);
1958
1959         vficon_thumb_status(vf, 0.0, _("Loading thumbs..."));
1960         vf->thumbs_running = TRUE;
1961
1962         while (vficon_thumb_next(vf));
1963 }
1964
1965 /*
1966  *-----------------------------------------------------------------------------
1967  * row stuff
1968  *-----------------------------------------------------------------------------
1969  */
1970
1971 FileData *vficon_index_get_data(ViewFile *vf, gint row)
1972 {
1973         IconData *id;
1974
1975         id = g_list_nth_data(vf->list, row);
1976         return id ? id->fd : NULL;
1977 }
1978
1979 gint vficon_index_by_path(ViewFile *vf, const gchar *path)
1980 {
1981         gint p = 0;
1982         GList *work;
1983
1984         if (!path) return -1;
1985
1986         work = vf->list;
1987         while (work)
1988                 {
1989                 IconData *id = work->data;
1990                 FileData *fd = id->fd;
1991                 if (strcmp(path, fd->path) == 0) return p;
1992                 work = work->next;
1993                 p++;
1994                 }
1995
1996         return -1;
1997 }
1998
1999 gint vficon_index_by_fd(ViewFile *vf, FileData *in_fd)
2000 {
2001         gint p = 0;
2002         GList *work;
2003
2004         if (!in_fd) return -1;
2005
2006         work = vf->list;
2007         while (work)
2008                 {
2009                 IconData *id = work->data;
2010                 FileData *fd = id->fd;
2011                 if (fd == in_fd) return p;
2012                 work = work->next;
2013                 p++;
2014                 }
2015
2016         return -1;
2017 }
2018
2019 static gint vficon_index_by_id(ViewFile *vf, IconData *in_id)
2020 {
2021         gint p = 0;
2022         GList *work;
2023
2024         if (!in_id) return -1;
2025
2026         work = vf->list;
2027         while (work)
2028                 {
2029                 IconData *id = work->data;
2030                 if (id == in_id) return p;
2031                 work = work->next;
2032                 p++;
2033                 }
2034
2035         return -1;
2036 }
2037
2038 guint vficon_count(ViewFile *vf, gint64 *bytes)
2039 {
2040         if (bytes)
2041                 {
2042                 gint64 b = 0;
2043                 GList *work;
2044
2045                 work = vf->list;
2046                 while (work)
2047                         {
2048                         IconData *id = work->data;
2049                         FileData *fd = id->fd;
2050                         work = work->next;
2051
2052                         b += fd->size;
2053                         }
2054
2055                 *bytes = b;
2056                 }
2057
2058         return g_list_length(vf->list);
2059 }
2060
2061 GList *vficon_get_list(ViewFile *vf)
2062 {
2063         GList *list = NULL;
2064         GList *work;
2065
2066         work = vf->list;
2067         while (work)
2068                 {
2069                 IconData *id = work->data;
2070                 FileData *fd = id->fd;
2071                 work = work->next;
2072
2073                 list = g_list_prepend(list, file_data_ref(fd));
2074                 }
2075
2076         return g_list_reverse(list);
2077 }
2078
2079 /*
2080  *-----------------------------------------------------------------------------
2081  *
2082  *-----------------------------------------------------------------------------
2083  */
2084
2085 static gint vficon_refresh_real(ViewFile *vf, gint keep_position)
2086 {
2087         gint ret = TRUE;
2088         GList *work, *work_fd;
2089         IconData *focus_id;
2090         GList *new_filelist = NULL;
2091         GList *selected;
2092         gint num_selected = 0;
2093
2094         focus_id = VFICON_INFO(vf, focus_id);
2095
2096         if (vf->dir_fd)
2097                 {
2098                 ret = filelist_read(vf->dir_fd, &new_filelist, NULL);
2099                 }
2100
2101         vf->list = iconlist_sort(vf->list, vf->sort_method, vf->sort_ascend); /* the list might not be sorted if there were renames */
2102         new_filelist = filelist_sort(new_filelist, vf->sort_method, vf->sort_ascend);
2103
2104         selected = vficon_selection_get_list(vf);
2105
2106         /* check for same files from old_list */
2107         work = vf->list;
2108         work_fd = new_filelist;
2109         while (work || work_fd)
2110                 {
2111                 IconData *id = NULL;
2112                 FileData *fd = NULL;
2113                 FileData *new_fd = NULL;
2114                 gint match;
2115
2116                 if (work && work_fd)
2117                         {
2118                         id = work->data;
2119                         fd = id->fd;
2120
2121                         new_fd = work_fd->data;
2122
2123                         if (fd == new_fd)
2124                                 {
2125                                 /* not changed, go to next */
2126                                 work = work->next;
2127                                 work_fd = work_fd->next;
2128                                 if (id->selected & SELECTION_SELECTED) num_selected++;
2129                                 continue;
2130                                 }
2131
2132                         match = filelist_sort_compare_filedata_full(fd, new_fd, vf->sort_method, vf->sort_ascend);
2133                         if (match == 0) g_warning("multiple fd for the same path");
2134                         }
2135                 else if (work)
2136                         {
2137                         id = work->data;
2138                         fd = id->fd;
2139                         match = -1;
2140                         }
2141                 else /* work_fd */
2142                         {
2143                         new_fd = work_fd->data;
2144                         match = 1;
2145                         }
2146
2147                 if (match < 0)
2148                         {
2149                         /* file no longer exists, delete from vf->list */
2150                         GList *to_delete = work;
2151                         work = work->next;
2152                         if (id == VFICON_INFO(vf, prev_selection)) VFICON_INFO(vf, prev_selection) = NULL;
2153                         if (id == VFICON_INFO(vf, click_id)) VFICON_INFO(vf, click_id) = NULL;
2154                         file_data_unref(fd);
2155                         g_free(id);
2156                         vf->list = g_list_delete_link(vf->list, to_delete);
2157                         }
2158                 else
2159                         {
2160                         /* new file, add to vf->list */
2161                         id = g_new0(IconData, 1);
2162
2163                         id->selected = SELECTION_NONE;
2164                         id->row = -1;
2165                         id->fd = file_data_ref(new_fd);
2166                         vf->list = g_list_insert_before(vf->list, work, id);
2167                         work_fd = work_fd->next;
2168                         }
2169
2170                 }
2171
2172         filelist_free(new_filelist);
2173
2174         if (selected && num_selected == 0)
2175                 {
2176                 /* all selected files disappeared */
2177                 vficon_select_closest(vf, selected->data);
2178                 }
2179
2180         filelist_free(selected);
2181
2182         vficon_populate(vf, TRUE, keep_position);
2183
2184         /* attempt to keep focus on same icon when refreshing */
2185         if (focus_id && g_list_find(vf->list, focus_id))
2186                 {
2187                 vficon_set_focus(vf, focus_id);
2188                 }
2189
2190         return ret;
2191 }
2192
2193 gint vficon_refresh(ViewFile *vf)
2194 {
2195         return vficon_refresh_real(vf, TRUE);
2196 }
2197
2198 /*
2199  *-----------------------------------------------------------------------------
2200  * draw, etc.
2201  *-----------------------------------------------------------------------------
2202  */
2203
2204 typedef struct _ColumnData ColumnData;
2205 struct _ColumnData
2206 {
2207         ViewFile *vf;
2208         gint number;
2209 };
2210
2211 static void vficon_cell_data_cb(GtkTreeViewColumn *tree_column, GtkCellRenderer *cell,
2212                                 GtkTreeModel *tree_model, GtkTreeIter *iter, gpointer data)
2213 {
2214         ColumnData *cd = data;
2215         ViewFile *vf;
2216         GtkStyle *style;
2217         GList *list;
2218         GdkColor color_fg;
2219         GdkColor color_bg;
2220         IconData *id;
2221
2222         vf = cd->vf;
2223
2224         gtk_tree_model_get(tree_model, iter, FILE_COLUMN_POINTER, &list, -1);
2225
2226         id = g_list_nth_data(list, cd->number);
2227
2228         if (id) g_assert(id->fd->magick == 0x12345678);
2229
2230         style = gtk_widget_get_style(vf->listview);
2231         if (id && id->selected & SELECTION_SELECTED)
2232                 {
2233                 memcpy(&color_fg, &style->text[GTK_STATE_SELECTED], sizeof(color_fg));
2234                 memcpy(&color_bg, &style->base[GTK_STATE_SELECTED], sizeof(color_bg));
2235                 }
2236         else
2237                 {
2238                 memcpy(&color_fg, &style->text[GTK_STATE_NORMAL], sizeof(color_fg));
2239                 memcpy(&color_bg, &style->base[GTK_STATE_NORMAL], sizeof(color_bg));
2240                 }
2241
2242         if (id && id->selected & SELECTION_PRELIGHT)
2243                 {
2244 #if 0
2245                 shift_color(&color_fg, -1, 0);
2246 #endif
2247                 shift_color(&color_bg, -1, 0);
2248                 }
2249
2250         if (GQV_IS_CELL_RENDERER_ICON(cell))
2251                 {
2252                 if (id)
2253                         {
2254                         g_object_set(cell,      "pixbuf", id->fd->pixbuf,
2255                                                 "text", id->fd->name,
2256                                                 "cell-background-gdk", &color_bg,
2257                                                 "cell-background-set", TRUE,
2258                                                 "foreground-gdk", &color_fg,
2259                                                 "foreground-set", TRUE,
2260                                                 "has-focus", (VFICON_INFO(vf, focus_id) == id), NULL);
2261                         }
2262                 else
2263                         {
2264                         g_object_set(cell,      "pixbuf", NULL,
2265                                                 "text", NULL,
2266                                                 "cell-background-set", FALSE,
2267                                                 "foreground-set", FALSE,
2268                                                 "has-focus", FALSE, NULL);
2269                         }
2270                 }
2271 }
2272
2273 static void vficon_append_column(ViewFile *vf, gint n)
2274 {
2275         ColumnData *cd;
2276         GtkTreeViewColumn *column;
2277         GtkCellRenderer *renderer;
2278
2279         column = gtk_tree_view_column_new();
2280         gtk_tree_view_column_set_min_width(column, 0);
2281
2282         gtk_tree_view_column_set_sizing(column, GTK_TREE_VIEW_COLUMN_FIXED);
2283         gtk_tree_view_column_set_alignment(column, 0.5);
2284
2285         renderer = gqv_cell_renderer_icon_new();
2286         gtk_tree_view_column_pack_start(column, renderer, FALSE);
2287         g_object_set(G_OBJECT(renderer), "xpad", THUMB_BORDER_PADDING * 2,
2288                                          "ypad", THUMB_BORDER_PADDING,
2289                                          "mode", GTK_CELL_RENDERER_MODE_ACTIVATABLE, NULL);
2290
2291         g_object_set_data(G_OBJECT(column), "column_number", GINT_TO_POINTER(n));
2292
2293         cd = g_new0(ColumnData, 1);
2294         cd->vf = vf;
2295         cd->number = n;
2296         gtk_tree_view_column_set_cell_data_func(column, renderer, vficon_cell_data_cb, cd, g_free);
2297
2298         gtk_tree_view_append_column(GTK_TREE_VIEW(vf->listview), column);
2299 }
2300
2301 /*
2302  *-----------------------------------------------------------------------------
2303  * base
2304  *-----------------------------------------------------------------------------
2305  */
2306
2307 gint vficon_set_fd(ViewFile *vf, FileData *dir_fd)
2308 {
2309         gint ret;
2310
2311         if (!dir_fd) return FALSE;
2312         if (vf->dir_fd == dir_fd) return TRUE;
2313
2314         file_data_unref(vf->dir_fd);
2315         vf->dir_fd = file_data_ref(dir_fd);
2316
2317         g_list_free(VFICON_INFO(vf, selection));
2318         VFICON_INFO(vf, selection) = NULL;
2319
2320         iconlist_free(vf->list);
2321         vf->list = NULL;
2322
2323         /* NOTE: populate will clear the store for us */
2324         ret = vficon_refresh_real(vf, FALSE);
2325
2326         VFICON_INFO(vf, focus_id) = NULL;
2327         vficon_move_focus(vf, 0, 0, FALSE);
2328
2329         return ret;
2330 }
2331
2332 void vficon_destroy_cb(GtkWidget *widget, gpointer data)
2333 {
2334         ViewFile *vf = data;
2335
2336         if (VFICON_INFO(vf, sync_idle_id) != -1) g_source_remove(VFICON_INFO(vf, sync_idle_id));
2337
2338         file_data_unregister_notify_func(vficon_notify_cb, vf);
2339
2340         tip_unschedule(vf);
2341
2342         vficon_thumb_cleanup(vf);
2343
2344         iconlist_free(vf->list);
2345         g_list_free(VFICON_INFO(vf, selection));
2346 }
2347
2348 ViewFile *vficon_new(ViewFile *vf, FileData *dir_fd)
2349 {
2350         GtkListStore *store;
2351         GtkTreeSelection *selection;
2352         gint i;
2353
2354         vf->info = g_new0(ViewFileInfoIcon, 1);
2355
2356         VFICON_INFO(vf, selection) = NULL;
2357         VFICON_INFO(vf, prev_selection) = NULL;
2358
2359         VFICON_INFO(vf, tip_window) = NULL;
2360         VFICON_INFO(vf, tip_delay_id) = -1;
2361
2362         VFICON_INFO(vf, focus_row) = 0;
2363         VFICON_INFO(vf, focus_column) = 0;
2364         VFICON_INFO(vf, focus_id) = NULL;
2365
2366         VFICON_INFO(vf, show_text) = options->show_icon_names;
2367
2368         VFICON_INFO(vf, sync_idle_id) = -1;
2369
2370         store = gtk_list_store_new(1, G_TYPE_POINTER);
2371         vf->listview = gtk_tree_view_new_with_model(GTK_TREE_MODEL(store));
2372         g_object_unref(store);
2373
2374         selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(vf->listview));
2375         gtk_tree_selection_set_mode(GTK_TREE_SELECTION(selection), GTK_SELECTION_NONE);
2376
2377         gtk_tree_view_set_headers_visible(GTK_TREE_VIEW(vf->listview), FALSE);
2378         gtk_tree_view_set_enable_search(GTK_TREE_VIEW(vf->listview), FALSE);
2379
2380         for (i = 0; i < VFICON_MAX_COLUMNS; i++)
2381                 {
2382                 vficon_append_column(vf, i);
2383                 }
2384
2385         /* zero width column to hide tree view focus, we draw it ourselves */
2386         vficon_append_column(vf, i);
2387         /* end column to fill white space */
2388         vficon_append_column(vf, i);
2389
2390         g_signal_connect(G_OBJECT(vf->listview), "size_allocate",
2391                          G_CALLBACK(vficon_sized_cb), vf);
2392
2393         gtk_widget_set_events(vf->listview, GDK_POINTER_MOTION_MASK | GDK_BUTTON_RELEASE_MASK |
2394                               GDK_BUTTON_PRESS_MASK | GDK_LEAVE_NOTIFY_MASK);
2395
2396         g_signal_connect(G_OBJECT(vf->listview),"motion_notify_event",
2397                          G_CALLBACK(vficon_motion_cb), vf);
2398         g_signal_connect(G_OBJECT(vf->listview), "leave_notify_event",
2399                          G_CALLBACK(vficon_leave_cb), vf);
2400
2401         /* force VFICON_INFO(vf, columns) to be at least 1 (sane) - this will be corrected in the size_cb */
2402         vficon_populate_at_new_size(vf, 1, 1, FALSE);
2403
2404         file_data_register_notify_func(vficon_notify_cb, vf, NOTIFY_PRIORITY_MEDIUM);
2405
2406         return vf;
2407 }
2408
2409 /*
2410  *-----------------------------------------------------------------------------
2411  * maintenance (for rename, move, remove)
2412  *-----------------------------------------------------------------------------
2413  */
2414
2415 static gint vficon_maint_find_closest(ViewFile *vf, gint row, gint count, GList *ignore_list)
2416 {
2417         GList *list = NULL;
2418         GList *work;
2419         gint rev = row - 1;
2420
2421         row++;
2422
2423         work = ignore_list;
2424         while (work)
2425                 {
2426                 FileData *fd = work->data;
2427                 gint f = vficon_index_by_fd(vf, fd);
2428                 g_assert(fd->magick == 0x12345678);
2429
2430                 if (f >= 0) list = g_list_prepend(list, GINT_TO_POINTER(f));
2431                 work = work->next;
2432                 }
2433
2434         while (list)
2435                 {
2436                 gint c = TRUE;
2437
2438                 work = list;
2439                 while (work && c)
2440                         {
2441                         gpointer p = work->data;
2442
2443                         work = work->next;
2444                         if (row == GPOINTER_TO_INT(p))
2445                                 {
2446                                 row++;
2447                                 c = FALSE;
2448                                 }
2449                         if (rev == GPOINTER_TO_INT(p))
2450                                 {
2451                                 rev--;
2452                                 c = FALSE;
2453                                 }
2454                         if (!c) list = g_list_remove(list, p);
2455                         }
2456
2457                 if (c && list)
2458                         {
2459                         g_list_free(list);
2460                         list = NULL;
2461                         }
2462                 }
2463
2464         if (row > count - 1)
2465                 {
2466                 if (rev < 0)
2467                         return -1;
2468                 else
2469                         return rev;
2470                 }
2471         else
2472                 {
2473                 return row;
2474                 }
2475 }
2476
2477 static gint vficon_maint_removed(ViewFile *vf, FileData *fd, GList *ignore_list);
2478
2479
2480 static gint vficon_maint_renamed(ViewFile *vf, FileData *fd)
2481 {
2482         gint ret = FALSE;
2483         gint row;
2484         gchar *source_base;
2485         gchar *dest_base;
2486         IconData *id = vficon_icon_data(vf, fd);
2487
2488         if (!id) return FALSE;
2489
2490         row = vficon_index_by_id(vf, id);
2491         if (row < 0) return FALSE;
2492
2493         source_base = remove_level_from_path(fd->change->source);
2494         dest_base = remove_level_from_path(fd->change->dest);
2495
2496         if (strcmp(source_base, dest_base) == 0)
2497                 {
2498                 vf->list = g_list_remove(vf->list, id);
2499                 vf->list = iconlist_insert_sort(vf->list, id, vf->sort_method, vf->sort_ascend);
2500
2501                 vficon_sync_idle(vf);
2502                 ret = TRUE;
2503                 }
2504         else
2505                 {
2506                 ret = vficon_maint_removed(vf, fd, NULL);
2507                 }
2508
2509         g_free(source_base);
2510         g_free(dest_base);
2511
2512         return ret;
2513 }
2514
2515 static gint vficon_maint_removed(ViewFile *vf, FileData *fd, GList *ignore_list)
2516 {
2517         gint row;
2518         gint new_row = -1;
2519         GtkTreeModel *store;
2520         GtkTreeIter iter;
2521         IconData *id = vficon_icon_data(vf, fd);
2522
2523         if (!id) return FALSE;
2524
2525         row = g_list_index(vf->list, id);
2526         if (row < 0) return FALSE;
2527
2528         if ((id->selected & SELECTION_SELECTED) &&
2529             layout_image_get_collection(vf->layout, NULL) == NULL)
2530                 {
2531                 vficon_unselect(vf, id);
2532
2533                 if (!VFICON_INFO(vf, selection))
2534                         {
2535                         gint n;
2536
2537                         n = vf_count(vf, NULL);
2538                         if (ignore_list)
2539                                 {
2540                                 new_row = vficon_maint_find_closest(vf, row, n, ignore_list);
2541                                 DEBUG_1("row = %d, closest is %d", row, new_row);
2542                                 }
2543                         else
2544                                 {
2545                                 if (row + 1 < n)
2546                                         {
2547                                         new_row = row + 1;
2548                                         }
2549                                 else if (row > 0)
2550                                         {
2551                                         new_row = row - 1;
2552                                         }
2553                                 }
2554                         }
2555                 else if (ignore_list)
2556                         {
2557                         GList *work;
2558
2559                         work = VFICON_INFO(vf, selection);
2560                         while (work)
2561                                 {
2562                                 IconData *ignore_id;
2563                                 FileData *ignore_fd;
2564                                 GList *tmp;
2565                                 gint match = FALSE;
2566
2567                                 ignore_id = work->data;
2568                                 ignore_fd = ignore_id->fd;
2569                                 g_assert(ignore_fd->magick == 0x12345678);
2570                                 work = work->next;
2571
2572                                 tmp = ignore_list;
2573                                 while (tmp && !match)
2574                                         {
2575                                         FileData *ignore_list_fd = tmp->data;
2576                                         g_assert(ignore_list_fd->magick == 0x12345678);
2577                                         tmp = tmp->next;
2578
2579                                         if (ignore_list_fd == ignore_fd)
2580                                                 {
2581                                                 match = TRUE;
2582                                                 }
2583                                         }
2584
2585                                 if (!match)
2586                                         {
2587                                         new_row = g_list_index(vf->list, ignore_id);
2588                                         work = NULL;
2589                                         }
2590                                 }
2591
2592                         if (new_row == -1)
2593                                 {
2594                                 /* selection all ignored, use closest */
2595                                 new_row = vficon_maint_find_closest(vf, row, vf_count(vf, NULL), ignore_list);
2596                                 }
2597                         }
2598                 else
2599                         {
2600                         new_row = g_list_index(vf->list, VFICON_INFO(vf, selection)->data);
2601                         }
2602
2603                 if (new_row >= 0)
2604                         {
2605                         IconData *idn = g_list_nth_data(vf->list, new_row);
2606
2607                         vficon_select(vf, idn);
2608                         vficon_send_layout_select(vf, idn);
2609                         }
2610                 }
2611
2612         /* Thumb loader check */
2613         if (fd == vf->thumbs_filedata) vf->thumbs_filedata = NULL;
2614         if (vf->thumbs_count > 0) vf->thumbs_count--;
2615
2616         if (VFICON_INFO(vf, prev_selection) == id) VFICON_INFO(vf, prev_selection) = NULL;
2617         if (VFICON_INFO(vf, click_id) == id) VFICON_INFO(vf, click_id) = NULL;
2618
2619         /* remove pointer to this fd from grid */
2620         store = gtk_tree_view_get_model(GTK_TREE_VIEW(vf->listview));
2621         if (id->row >= 0 &&
2622             gtk_tree_model_iter_nth_child(store, &iter, NULL, id->row))
2623                 {
2624                 GList *list;
2625
2626                 gtk_tree_model_get(store, &iter, FILE_COLUMN_POINTER, &list, -1);
2627                 list = g_list_find(list, id);
2628                 if (list) list->data = NULL;
2629                 }
2630
2631         vf->list = g_list_remove(vf->list, id);
2632         file_data_unref(fd);
2633         g_free(id);
2634
2635         vficon_sync_idle(vf);
2636         vf_send_update(vf);
2637
2638         return TRUE;
2639 }
2640
2641 static gint vficon_maint_moved(ViewFile *vf, FileData *fd, GList *ignore_list)
2642 {
2643         gint ret = FALSE;
2644         gchar *buf;
2645
2646         if (!fd->change->source || !vf->dir_fd) return FALSE;
2647
2648         buf = remove_level_from_path(fd->change->source);
2649
2650         if (strcmp(buf, vf->dir_fd->path) == 0)
2651                 {
2652                 ret = vficon_maint_removed(vf, fd, ignore_list);
2653                 }
2654
2655         g_free(buf);
2656
2657         return ret;
2658 }
2659
2660 static void vficon_notify_cb(FileData *fd, NotifyType type, gpointer data)
2661 {
2662         ViewFile *vf = data;
2663
2664         if (type != NOTIFY_TYPE_CHANGE || !fd->change) return;
2665
2666         switch(fd->change->type)
2667                 {
2668                 case FILEDATA_CHANGE_MOVE:
2669                         vficon_maint_moved(vf, fd, NULL);
2670                         break;
2671                 case FILEDATA_CHANGE_COPY:
2672                         break;
2673                 case FILEDATA_CHANGE_RENAME:
2674                         vficon_maint_renamed(vf, fd);
2675                         break;
2676                 case FILEDATA_CHANGE_DELETE:
2677                         vficon_maint_removed(vf, fd, NULL);
2678                         break;
2679                 case FILEDATA_CHANGE_UNSPECIFIED:
2680                         break;
2681                 }
2682
2683 }