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, 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 = fd->marks[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: fd->marks[n] = 1;
 957                                 break;
 958                         case STM_MODE_RESET: fd->marks[n] = 0;
 959                                 break;
 960                         case STM_MODE_TOGGLE: fd->marks[n] = !fd->marks[mark];
 961                                 break;
 962                         }
 963                 file_data_increment_version(fd);
 964
 965                 work = work->next;
 966                 }
 967         filelist_free(slist);
 968 }
 969
 970
 971 /*
 972  *-------------------------------------------------------------------
 973  * focus
 974  *-------------------------------------------------------------------
 975  */
 976
 977 static void vficon_move_focus(ViewFile *vf, gint row, gint col, gint relative)
 978 {
 979         gint new_row;
 980         gint new_col;
 981
 982         if (relative)
 983                 {
 984                 new_row = VFICON_INFO(vf, focus_row);
 985                 new_col = VFICON_INFO(vf, focus_column);
 986
 987                 new_row += row;
 988                 if (new_row < 0) new_row = 0;
 989                 if (new_row >= VFICON_INFO(vf, rows)) new_row = VFICON_INFO(vf, rows) - 1;
 990
 991                 while (col != 0)
 992                         {
 993                         if (col < 0)
 994                                 {
 995                                 new_col--;
 996                                 col++;
 997                                 }
 998                         else
 999                                 {
1000                                 new_col++;
1001                                 col--;
1002                                 }
1003
1004                         if (new_col < 0)
1005                                 {
1006                                 if (new_row > 0)
1007                                         {
1008                                         new_row--;
1009                                         new_col = VFICON_INFO(vf, columns) - 1;
1010                                         }
1011                                 else
1012                                         {
1013                                         new_col = 0;
1014                                         }
1015                                 }
1016                         if (new_col >= VFICON_INFO(vf, columns))
1017                                 {
1018                                 if (new_row < VFICON_INFO(vf, rows) - 1)
1019                                         {
1020                                         new_row++;
1021                                         new_col = 0;
1022                                         }
1023                                 else
1024                                         {
1025                                         new_col = VFICON_INFO(vf, columns) - 1;
1026                                         }
1027                                 }
1028                         }
1029                 }
1030         else
1031                 {
1032                 new_row = row;
1033                 new_col = col;
1034
1035                 if (new_row >= VFICON_INFO(vf, rows))
1036                         {
1037                         if (VFICON_INFO(vf, rows) > 0)
1038                                 new_row = VFICON_INFO(vf, rows) - 1;
1039                         else
1040                                 new_row = 0;
1041                         new_col = VFICON_INFO(vf, columns) - 1;
1042                         }
1043                 if (new_col >= VFICON_INFO(vf, columns)) new_col = VFICON_INFO(vf, columns) - 1;
1044                 }
1045
1046         if (new_row == VFICON_INFO(vf, rows) - 1)
1047                 {
1048                 gint l;
1049
1050                 /* if we moved beyond the last image, go to the last image */
1051
1052                 l = g_list_length(vf->list);
1053                 if (VFICON_INFO(vf, rows) > 1) l -= (VFICON_INFO(vf, rows) - 1) * VFICON_INFO(vf, columns);
1054                 if (new_col >= l) new_col = l - 1;
1055                 }
1056
1057         vficon_set_focus(vf, vficon_find_data(vf, new_row, new_col, NULL));
1058 }
1059
1060 static void vficon_set_focus(ViewFile *vf, IconData *id)
1061 {
1062         GtkTreeIter iter;
1063         gint row, col;
1064
1065         if (g_list_find(vf->list, VFICON_INFO(vf, focus_id)))
1066                 {
1067                 if (id == VFICON_INFO(vf, focus_id))
1068                         {
1069                         /* ensure focus row col are correct */
1070                         vficon_find_position(vf, VFICON_INFO(vf, focus_id), &VFICON_INFO(vf, focus_row), &VFICON_INFO(vf, focus_column));
1071                         return;
1072                         }
1073                 vficon_selection_remove(vf, VFICON_INFO(vf, focus_id), SELECTION_FOCUS, NULL);
1074                 }
1075
1076         if (!vficon_find_position(vf, id, &row, &col))
1077                 {
1078                 VFICON_INFO(vf, focus_id) = NULL;
1079                 VFICON_INFO(vf, focus_row) = -1;
1080                 VFICON_INFO(vf, focus_column) = -1;
1081                 return;
1082                 }
1083
1084         VFICON_INFO(vf, focus_id) = id;
1085         VFICON_INFO(vf, focus_row) = row;
1086         VFICON_INFO(vf, focus_column) = col;
1087         vficon_selection_add(vf, VFICON_INFO(vf, focus_id), SELECTION_FOCUS, NULL);
1088
1089         if (vficon_find_iter(vf, VFICON_INFO(vf, focus_id), &iter, NULL))
1090                 {
1091                 GtkTreePath *tpath;
1092                 GtkTreeViewColumn *column;
1093                 GtkTreeModel *store;
1094
1095                 tree_view_row_make_visible(GTK_TREE_VIEW(vf->listview), &iter, FALSE);
1096
1097                 store = gtk_tree_view_get_model(GTK_TREE_VIEW(vf->listview));
1098                 tpath = gtk_tree_model_get_path(store, &iter);
1099                 /* focus is set to an extra column with 0 width to hide focus, we draw it ourself */
1100                 column = gtk_tree_view_get_column(GTK_TREE_VIEW(vf->listview), VFICON_MAX_COLUMNS);
1101                 gtk_tree_view_set_cursor(GTK_TREE_VIEW(vf->listview), tpath, column, FALSE);
1102                 gtk_tree_path_free(tpath);
1103                 }
1104 }
1105
1106 static void vficon_update_focus(ViewFile *vf)
1107 {
1108         gint new_row = 0;
1109         gint new_col = 0;
1110
1111         if (VFICON_INFO(vf, focus_id) && vficon_find_position(vf, VFICON_INFO(vf, focus_id), &new_row, &new_col))
1112                 {
1113                 /* first find the old focus, if it exists and is valid */
1114                 }
1115         else
1116                 {
1117                 /* (try to) stay where we were */
1118                 new_row = VFICON_INFO(vf, focus_row);
1119                 new_col = VFICON_INFO(vf, focus_column);
1120                 }
1121
1122         vficon_move_focus(vf, new_row, new_col, FALSE);
1123 }
1124
1125 /* used to figure the page up/down distances */
1126 static gint page_height(ViewFile *vf)
1127 {
1128         GtkAdjustment *adj;
1129         gint page_size;
1130         gint row_height;
1131         gint ret;
1132
1133         adj = gtk_tree_view_get_vadjustment(GTK_TREE_VIEW(vf->listview));
1134         page_size = (gint)adj->page_increment;
1135
1136         row_height = options->thumbnails.max_height + THUMB_BORDER_PADDING * 2;
1137         if (VFICON_INFO(vf, show_text)) row_height += options->thumbnails.max_height / 3;
1138
1139         ret = page_size / row_height;
1140         if (ret < 1) ret = 1;
1141
1142         return ret;
1143 }
1144
1145 /*
1146  *-------------------------------------------------------------------
1147  * keyboard
1148  *-------------------------------------------------------------------
1149  */
1150
1151 static void vfi_menu_position_cb(GtkMenu *menu, gint *x, gint *y, gboolean *push_in, gpointer data)
1152 {
1153         ViewFile *vf = data;
1154         GtkTreeModel *store;
1155         GtkTreeIter iter;
1156         gint column;
1157         GtkTreePath *tpath;
1158         gint cw, ch;
1159
1160         if (!vficon_find_iter(vf, VFICON_INFO(vf, click_id), &iter, &column)) return;
1161         store = gtk_tree_view_get_model(GTK_TREE_VIEW(vf->listview));
1162         tpath = gtk_tree_model_get_path(store, &iter);
1163         tree_view_get_cell_clamped(GTK_TREE_VIEW(vf->listview), tpath, column, FALSE, x, y, &cw, &ch);
1164         gtk_tree_path_free(tpath);
1165         *y += ch;
1166         popup_menu_position_clamp(menu, x, y, 0);
1167 }
1168
1169 gint vficon_press_key_cb(GtkWidget *widget, GdkEventKey *event, gpointer data)
1170 {
1171         ViewFile *vf = data;
1172         gint focus_row = 0;
1173         gint focus_col = 0;
1174         IconData *id;
1175         gint stop_signal;
1176
1177         stop_signal = TRUE;
1178         switch (event->keyval)
1179                 {
1180                 case GDK_Left: case GDK_KP_Left:
1181                         focus_col = -1;
1182                         break;
1183                 case GDK_Right: case GDK_KP_Right:
1184                         focus_col = 1;
1185                         break;
1186                 case GDK_Up: case GDK_KP_Up:
1187                         focus_row = -1;
1188                         break;
1189                 case GDK_Down: case GDK_KP_Down:
1190                         focus_row = 1;
1191                         break;
1192                 case GDK_Page_Up: case GDK_KP_Page_Up:
1193                         focus_row = -page_height(vf);
1194                         break;
1195                 case GDK_Page_Down: case GDK_KP_Page_Down:
1196                         focus_row = page_height(vf);
1197                         break;
1198                 case GDK_Home: case GDK_KP_Home:
1199                         focus_row = -VFICON_INFO(vf, focus_row);
1200                         focus_col = -VFICON_INFO(vf, focus_column);
1201                         break;
1202                 case GDK_End: case GDK_KP_End:
1203                         focus_row = VFICON_INFO(vf, rows) - 1 - VFICON_INFO(vf, focus_row);
1204                         focus_col = VFICON_INFO(vf, columns) - 1 - VFICON_INFO(vf, focus_column);
1205                         break;
1206                 case GDK_space:
1207                         id = vficon_find_data(vf, VFICON_INFO(vf, focus_row), VFICON_INFO(vf, focus_column), NULL);
1208                         if (id)
1209                                 {
1210                                 VFICON_INFO(vf, click_id) = id;
1211                                 if (event->state & GDK_CONTROL_MASK)
1212                                         {
1213                                         gint selected;
1214
1215                                         selected = id->selected & SELECTION_SELECTED;
1216                                         if (selected)
1217                                                 {
1218                                                 vficon_unselect(vf, id);
1219                                                 }
1220                                         else
1221                                                 {
1222                                                 vficon_select(vf, id);
1223                                                 vficon_send_layout_select(vf, id);
1224                                                 }
1225                                         }
1226                                 else
1227                                         {
1228                                         vf_select_none(vf);
1229                                         vficon_select(vf, id);
1230                                         vficon_send_layout_select(vf, id);
1231                                         }
1232                                 }
1233                         break;
1234                 case GDK_Menu:
1235                         id = vficon_find_data(vf, VFICON_INFO(vf, focus_row), VFICON_INFO(vf, focus_column), NULL);
1236                         VFICON_INFO(vf, click_id) = id;
1237
1238                         vficon_selection_add(vf, VFICON_INFO(vf, click_id), SELECTION_PRELIGHT, NULL);
1239                         tip_unschedule(vf);
1240
1241                         vf->popup = vf_pop_menu(vf);
1242                         gtk_menu_popup(GTK_MENU(vf->popup), NULL, NULL, vfi_menu_position_cb, vf, 0, GDK_CURRENT_TIME);
1243                         break;
1244                 default:
1245                         stop_signal = FALSE;
1246                         break;
1247                 }
1248
1249         if (focus_row != 0 || focus_col != 0)
1250                 {
1251                 IconData *new_id;
1252                 IconData *old_id;
1253
1254                 old_id = vficon_find_data(vf, VFICON_INFO(vf, focus_row), VFICON_INFO(vf, focus_column), NULL);
1255                 vficon_move_focus(vf, focus_row, focus_col, TRUE);
1256                 new_id = vficon_find_data(vf, VFICON_INFO(vf, focus_row), VFICON_INFO(vf, focus_column), NULL);
1257
1258                 if (new_id != old_id)
1259                         {
1260                         if (event->state & GDK_SHIFT_MASK)
1261                                 {
1262                                 if (!options->collections.rectangular_selection)
1263                                         {
1264                                         vficon_select_region_util(vf, old_id, new_id, FALSE);
1265                                         }
1266                                 else
1267                                         {
1268                                         vficon_select_region_util(vf, VFICON_INFO(vf, click_id), old_id, FALSE);
1269                                         }
1270                                 vficon_select_region_util(vf, VFICON_INFO(vf, click_id), new_id, TRUE);
1271                                 vficon_send_layout_select(vf, new_id);
1272                                 }
1273                         else if (event->state & GDK_CONTROL_MASK)
1274                                 {
1275                                 VFICON_INFO(vf, click_id) = new_id;
1276                                 }
1277                         else
1278                                 {
1279                                 VFICON_INFO(vf, click_id) = new_id;
1280                                 vf_select_none(vf);
1281                                 vficon_select(vf, new_id);
1282                                 vficon_send_layout_select(vf, new_id);
1283                                 }
1284                         }
1285                 }
1286
1287         if (stop_signal)
1288                 {
1289 #if 0
1290                 g_signal_stop_emission_by_name(GTK_OBJECT(widget), "key_press_event");
1291 #endif
1292                 tip_unschedule(vf);
1293                 }
1294
1295         return stop_signal;
1296 }
1297
1298 /*
1299  *-------------------------------------------------------------------
1300  * mouse
1301  *-------------------------------------------------------------------
1302  */
1303
1304 static gint vficon_motion_cb(GtkWidget *widget, GdkEventButton *bevent, gpointer data)
1305 {
1306         ViewFile *vf = data;
1307         IconData *id;
1308
1309         id = vficon_find_data_by_coord(vf, (gint)bevent->x, (gint)bevent->y, NULL);
1310         tip_update(vf, id);
1311
1312         return FALSE;
1313 }
1314
1315 gint vficon_press_cb(GtkWidget *widget, GdkEventButton *bevent, gpointer data)
1316 {
1317         ViewFile *vf = data;
1318         GtkTreeIter iter;
1319         IconData *id;
1320
1321         tip_unschedule(vf);
1322
1323         id = vficon_find_data_by_coord(vf, (gint)bevent->x, (gint)bevent->y, &iter);
1324
1325         VFICON_INFO(vf, click_id) = id;
1326         vficon_selection_add(vf, VFICON_INFO(vf, click_id), SELECTION_PRELIGHT, &iter);
1327
1328         switch (bevent->button)
1329                 {
1330                 case MOUSE_BUTTON_LEFT:
1331                         if (!GTK_WIDGET_HAS_FOCUS(vf->listview))
1332                                 {
1333                                 gtk_widget_grab_focus(vf->listview);
1334                                 }
1335 #if 0
1336                         if (bevent->type == GDK_2BUTTON_PRESS &&
1337                             vf->layout)
1338                                 {
1339                                 vficon_selection_remove(vf, VFICON_INFO(vf, click_id), SELECTION_PRELIGHT, &iter);
1340                                 layout_image_full_screen_start(vf->layout);
1341                                 }
1342 #endif
1343                         break;
1344                 case MOUSE_BUTTON_RIGHT:
1345                         vf->popup = vf_pop_menu(vf);
1346                         gtk_menu_popup(GTK_MENU(vf->popup), NULL, NULL, NULL, NULL, bevent->button, bevent->time);
1347                         break;
1348                 default:
1349                         break;
1350                 }
1351
1352         return TRUE;
1353 }
1354
1355 gint vficon_release_cb(GtkWidget *widget, GdkEventButton *bevent, gpointer data)
1356 {
1357         ViewFile *vf = data;
1358         GtkTreeIter iter;
1359         IconData *id = NULL;
1360         gint was_selected;
1361
1362         tip_schedule(vf);
1363
1364         if ((gint)bevent->x != 0 || (gint)bevent->y != 0)
1365                 {
1366                 id = vficon_find_data_by_coord(vf, (gint)bevent->x, (gint)bevent->y, &iter);
1367                 }
1368
1369         if (VFICON_INFO(vf, click_id))
1370                 {
1371                 vficon_selection_remove(vf, VFICON_INFO(vf, click_id), SELECTION_PRELIGHT, NULL);
1372                 }
1373
1374         if (!id || VFICON_INFO(vf, click_id) != id) return TRUE;
1375
1376         was_selected = (id->selected & SELECTION_SELECTED);
1377
1378         switch (bevent->button)
1379                 {
1380                 case MOUSE_BUTTON_LEFT:
1381                         {
1382                         vficon_set_focus(vf, id);
1383
1384                         if (bevent->state & GDK_CONTROL_MASK)
1385                                 {
1386                                 gint select;
1387
1388                                 select = !(id->selected & SELECTION_SELECTED);
1389                                 if ((bevent->state & GDK_SHIFT_MASK) && VFICON_INFO(vf, prev_selection))
1390                                         {
1391                                         vficon_select_region_util(vf, VFICON_INFO(vf, prev_selection), id, select);
1392                                         }
1393                                 else
1394                                         {
1395                                         vficon_select_util(vf, id, select);
1396                                         }
1397                                 }
1398                         else
1399                                 {
1400                                 vf_select_none(vf);
1401
1402                                 if ((bevent->state & GDK_SHIFT_MASK) && VFICON_INFO(vf, prev_selection))
1403                                         {
1404                                         vficon_select_region_util(vf, VFICON_INFO(vf, prev_selection), id, TRUE);
1405                                         }
1406                                 else
1407                                         {
1408                                         vficon_select_util(vf, id, TRUE);
1409                                         was_selected = FALSE;
1410                                         }
1411                                 }
1412                         }
1413                         break;
1414                 case MOUSE_BUTTON_MIDDLE:
1415                         {
1416                         vficon_select_util(vf, id, !(id->selected & SELECTION_SELECTED));
1417                         }
1418                         break;
1419                 default:
1420                         break;
1421                 }
1422
1423         if (!was_selected && (id->selected & SELECTION_SELECTED))
1424                 {
1425                 vficon_send_layout_select(vf, id);
1426                 }
1427
1428         return TRUE;
1429 }
1430
1431 static gint vficon_leave_cb(GtkWidget *widget, GdkEventCrossing *event, gpointer data)
1432 {
1433         ViewFile *vf = data;
1434
1435         tip_unschedule(vf);
1436         return FALSE;
1437 }
1438
1439 /*
1440  *-------------------------------------------------------------------
1441  * population
1442  *-------------------------------------------------------------------
1443  */
1444
1445 static gboolean vficon_destroy_node_cb(GtkTreeModel *store, GtkTreePath *tpath, GtkTreeIter *iter, gpointer data)
1446 {
1447         GList *list;
1448
1449         gtk_tree_model_get(store, iter, FILE_COLUMN_POINTER, &list, -1);
1450         g_list_free(list);
1451
1452         return FALSE;
1453 }
1454
1455 static void vficon_clear_store(ViewFile *vf)
1456 {
1457         GtkTreeModel *store;
1458
1459         store = gtk_tree_view_get_model(GTK_TREE_VIEW(vf->listview));
1460         gtk_tree_model_foreach(store, vficon_destroy_node_cb, NULL);
1461
1462         gtk_list_store_clear(GTK_LIST_STORE(store));
1463 }
1464
1465 static void vficon_set_thumb(ViewFile *vf, FileData *fd, GdkPixbuf *pb)
1466 {
1467         GtkTreeModel *store;
1468         GtkTreeIter iter;
1469         GList *list;
1470
1471         if (!vficon_find_iter(vf, vficon_icon_data(vf, fd), &iter, NULL)) return;
1472
1473         store = gtk_tree_view_get_model(GTK_TREE_VIEW(vf->listview));
1474
1475         if (pb) g_object_ref(pb);
1476         if (fd->pixbuf) g_object_unref(fd->pixbuf);
1477         fd->pixbuf = pb;
1478
1479         gtk_tree_model_get(store, &iter, FILE_COLUMN_POINTER, &list, -1);
1480         gtk_list_store_set(GTK_LIST_STORE(store), &iter, FILE_COLUMN_POINTER, list, -1);
1481 }
1482
1483 static GList *vficon_add_row(ViewFile *vf, GtkTreeIter *iter)
1484 {
1485         GtkListStore *store;
1486         GList *list = NULL;
1487         gint i;
1488
1489         for (i = 0; i < VFICON_INFO(vf, columns); i++) list = g_list_prepend(list, NULL);
1490
1491         store = GTK_LIST_STORE(gtk_tree_view_get_model(GTK_TREE_VIEW(vf->listview)));
1492         gtk_list_store_append(store, iter);
1493         gtk_list_store_set(store, iter, FILE_COLUMN_POINTER, list, -1);
1494
1495         return list;
1496 }
1497
1498 static void vficon_populate(ViewFile *vf, gint resize, gint keep_position)
1499 {
1500         GtkTreeModel *store;
1501         GtkTreePath *tpath;
1502         gint row;
1503         GList *work;
1504         IconData *visible_id = NULL;
1505
1506         vficon_verify_selections(vf);
1507
1508         store = gtk_tree_view_get_model(GTK_TREE_VIEW(vf->listview));
1509
1510         if (keep_position && GTK_WIDGET_REALIZED(vf->listview) &&
1511             gtk_tree_view_get_path_at_pos(GTK_TREE_VIEW(vf->listview), 0, 0, &tpath, NULL, NULL, NULL))
1512                 {
1513                 GtkTreeIter iter;
1514                 GList *list;
1515
1516                 gtk_tree_model_get_iter(store, &iter, tpath);
1517                 gtk_tree_path_free(tpath);
1518
1519                 gtk_tree_model_get(store, &iter, FILE_COLUMN_POINTER, &list, -1);
1520                 if (list) visible_id = list->data;
1521                 }
1522
1523         vficon_clear_store(vf);
1524
1525         if (resize)
1526                 {
1527                 gint i;
1528                 gint thumb_width;
1529
1530                 thumb_width = vficon_get_icon_width(vf);
1531
1532                 for (i = 0; i < VFICON_MAX_COLUMNS; i++)
1533                         {
1534                         GtkTreeViewColumn *column;
1535                         GtkCellRenderer *cell;
1536                         GList *list;
1537
1538                         column = gtk_tree_view_get_column(GTK_TREE_VIEW(vf->listview), i);
1539                         gtk_tree_view_column_set_visible(column, (i < VFICON_INFO(vf, columns)));
1540                         gtk_tree_view_column_set_fixed_width(column, thumb_width + (THUMB_BORDER_PADDING * 6));
1541
1542                         list = gtk_tree_view_column_get_cell_renderers(column);
1543                         cell = (list) ? list->data : NULL;
1544                         g_list_free(list);
1545
1546                         if (cell && GQV_IS_CELL_RENDERER_ICON(cell))
1547                                 {
1548                                 g_object_set(G_OBJECT(cell), "fixed_width", thumb_width,
1549                                                              "fixed_height", options->thumbnails.max_height,
1550                                                              "show_text", VFICON_INFO(vf, show_text), NULL);
1551                                 }
1552                         }
1553                 if (GTK_WIDGET_REALIZED(vf->listview)) gtk_tree_view_columns_autosize(GTK_TREE_VIEW(vf->listview));
1554                 }
1555
1556         row = -1;
1557         work = vf->list;
1558         while (work)
1559                 {
1560                 GList *list;
1561                 GtkTreeIter iter;
1562
1563                 row++;
1564
1565                 list = vficon_add_row(vf, &iter);
1566                 while (work && list)
1567                         {
1568                         IconData *id;
1569
1570                         id = work->data;
1571                         id->row = row;
1572
1573                         list->data = work->data;
1574                         list = list->next;
1575                         work = work->next;
1576                         }
1577                 }
1578
1579         if (visible_id &&
1580             gtk_tree_view_get_path_at_pos(GTK_TREE_VIEW(vf->listview), 0, 0, &tpath, NULL, NULL, NULL))
1581                 {
1582                 GtkTreeIter iter;
1583                 GList *list;
1584
1585                 gtk_tree_model_get_iter(store, &iter, tpath);
1586                 gtk_tree_path_free(tpath);
1587
1588                 gtk_tree_model_get(store, &iter, FILE_COLUMN_POINTER, &list, -1);
1589                 if (g_list_find(list, visible_id) == NULL &&
1590                     vficon_find_iter(vf, visible_id, &iter, NULL))
1591                         {
1592                         tree_view_row_make_visible(GTK_TREE_VIEW(vf->listview), &iter, FALSE);
1593                         }
1594                 }
1595
1596         VFICON_INFO(vf, rows) = row + 1;
1597
1598         vf_send_update(vf);
1599         vficon_thumb_update(vf);
1600 }
1601
1602 static void vficon_populate_at_new_size(ViewFile *vf, gint w, gint h, gint force)
1603 {
1604         gint new_cols;
1605         gint thumb_width;
1606
1607         thumb_width = vficon_get_icon_width(vf);
1608
1609         new_cols = w / (thumb_width + (THUMB_BORDER_PADDING * 6));
1610         if (new_cols < 1) new_cols = 1;
1611
1612         if (!force && new_cols == VFICON_INFO(vf, columns)) return;
1613
1614         VFICON_INFO(vf, columns) = new_cols;
1615
1616         vficon_populate(vf, TRUE, TRUE);
1617
1618         DEBUG_1("col tab pop cols=%d rows=%d", VFICON_INFO(vf, columns), VFICON_INFO(vf, rows));
1619 }
1620
1621 static void vficon_sync(ViewFile *vf)
1622 {
1623         GtkTreeModel *store;
1624         GtkTreeIter iter;
1625         GList *work;
1626         gint r, c;
1627
1628         if (VFICON_INFO(vf, rows) == 0) return;
1629
1630         store = gtk_tree_view_get_model(GTK_TREE_VIEW(vf->listview));
1631
1632         r = -1;
1633         c = 0;
1634
1635         work = vf->list;
1636         while (work)
1637                 {
1638                 GList *list;
1639                 r++;
1640                 c = 0;
1641                 if (gtk_tree_model_iter_nth_child(store, &iter, NULL, r))
1642                         {
1643                         gtk_tree_model_get(store, &iter, FILE_COLUMN_POINTER, &list, -1);
1644                         gtk_list_store_set(GTK_LIST_STORE(store), &iter, FILE_COLUMN_POINTER, list, -1);
1645                         }
1646                 else
1647                         {
1648                         list = vficon_add_row(vf, &iter);
1649                         }
1650
1651                 while (list)
1652                         {
1653                         IconData *id;
1654
1655                         if (work)
1656                                 {
1657                                 id = work->data;
1658                                 work = work->next;
1659                                 c++;
1660
1661                                 id->row = r;
1662                                 }
1663                         else
1664                                 {
1665                                 id = NULL;
1666                                 }
1667
1668                         list->data = id;
1669                         list = list->next;
1670                         }
1671                 }
1672
1673         r++;
1674         while (gtk_tree_model_iter_nth_child(store, &iter, NULL, r))
1675                 {
1676                 GList *list;
1677
1678                 gtk_tree_model_get(store, &iter, FILE_COLUMN_POINTER, &list, -1);
1679                 gtk_list_store_remove(GTK_LIST_STORE(store), &iter);
1680                 g_list_free(list);
1681                 }
1682
1683         VFICON_INFO(vf, rows) = r;
1684
1685         vficon_update_focus(vf);
1686 }
1687
1688 static gint vficon_sync_idle_cb(gpointer data)
1689 {
1690         ViewFile *vf = data;
1691
1692         if (VFICON_INFO(vf, sync_idle_id) == -1) return FALSE;
1693         VFICON_INFO(vf, sync_idle_id) = -1;
1694
1695         vficon_sync(vf);
1696         return FALSE;
1697 }
1698
1699 static void vficon_sync_idle(ViewFile *vf)
1700 {
1701         if (VFICON_INFO(vf, sync_idle_id) == -1)
1702                 {
1703                 /* high priority, the view needs to be resynced before a redraw
1704                  * may contain invalid pointers at this time
1705                  */
1706                 VFICON_INFO(vf, sync_idle_id) = g_idle_add_full(G_PRIORITY_HIGH, vficon_sync_idle_cb, vf, NULL);
1707                 }
1708 }
1709
1710 static void vficon_sized_cb(GtkWidget *widget, GtkAllocation *allocation, gpointer data)
1711 {
1712         ViewFile *vf = data;
1713
1714         vficon_populate_at_new_size(vf, allocation->width, allocation->height, FALSE);
1715 }
1716
1717 /*
1718  *-----------------------------------------------------------------------------
1719  * misc
1720  *-----------------------------------------------------------------------------
1721  */
1722
1723 void vficon_sort_set(ViewFile *vf, SortType type, gint ascend)
1724 {
1725         if (vf->sort_method == type && vf->sort_ascend == ascend) return;
1726
1727         vf->sort_method = type;
1728         vf->sort_ascend = ascend;
1729
1730         if (!vf->list) return;
1731
1732         vf->list = iconlist_sort(vf->list, vf->sort_method, vf->sort_ascend);
1733         vficon_sync(vf);
1734 }
1735
1736 /*
1737  *-----------------------------------------------------------------------------
1738  * thumb updates
1739  *-----------------------------------------------------------------------------
1740  */
1741
1742 static gint vficon_thumb_next(ViewFile *vf);
1743
1744 static void vficon_thumb_status(ViewFile *vf, gdouble val, const gchar *text)
1745 {
1746         if (vf->func_thumb_status)
1747                 {
1748                 vf->func_thumb_status(vf, val, text, vf->data_thumb_status);
1749                 }
1750 }
1751
1752 static void vficon_thumb_cleanup(ViewFile *vf)
1753 {
1754         vficon_thumb_status(vf, 0.0, NULL);
1755
1756         vf->thumbs_count = 0;
1757         vf->thumbs_running = FALSE;
1758
1759         thumb_loader_free(vf->thumbs_loader);
1760         vf->thumbs_loader = NULL;
1761
1762         vf->thumbs_filedata = NULL;
1763 }
1764
1765 static void vficon_thumb_stop(ViewFile *vf)
1766 {
1767         if (vf->thumbs_running) vficon_thumb_cleanup(vf);
1768 }
1769
1770 static void vficon_thumb_do(ViewFile *vf, ThumbLoader *tl, FileData *fd)
1771 {
1772         GdkPixbuf *pixbuf;
1773
1774         if (!fd) return;
1775
1776         pixbuf = thumb_loader_get_pixbuf(tl, TRUE);
1777         vficon_set_thumb(vf, fd, pixbuf);
1778         g_object_unref(pixbuf);
1779
1780         vficon_thumb_status(vf, (gdouble)(vf->thumbs_count) / g_list_length(vf->list), _("Loading thumbs..."));
1781 }
1782
1783 static void vficon_thumb_error_cb(ThumbLoader *tl, gpointer data)
1784 {
1785         ViewFile *vf = data;
1786
1787         if (vf->thumbs_filedata && vf->thumbs_loader == tl)
1788                 {
1789                 vficon_thumb_do(vf, tl, vf->thumbs_filedata);
1790                 }
1791
1792         while (vficon_thumb_next(vf));
1793 }
1794
1795 static void vficon_thumb_done_cb(ThumbLoader *tl, gpointer data)
1796 {
1797         ViewFile *vf = data;
1798
1799         if (vf->thumbs_filedata && vf->thumbs_loader == tl)
1800                 {
1801                 vficon_thumb_do(vf, tl, vf->thumbs_filedata);
1802                 }
1803
1804         while (vficon_thumb_next(vf));
1805 }
1806
1807 static gint vficon_thumb_next(ViewFile *vf)
1808 {
1809         GtkTreePath *tpath;
1810         FileData *fd = NULL;
1811
1812         if (!GTK_WIDGET_REALIZED(vf->listview))
1813                 {
1814                 vficon_thumb_status(vf, 0.0, NULL);
1815                 return FALSE;
1816                 }
1817
1818         if (gtk_tree_view_get_path_at_pos(GTK_TREE_VIEW(vf->listview), 0, 0, &tpath, NULL, NULL, NULL))
1819                 {
1820                 GtkTreeModel *store;
1821                 GtkTreeIter iter;
1822                 gint valid = TRUE;
1823
1824                 store = gtk_tree_view_get_model(GTK_TREE_VIEW(vf->listview));
1825                 gtk_tree_model_get_iter(store, &iter, tpath);
1826                 gtk_tree_path_free(tpath);
1827
1828                 while (!fd && valid && tree_view_row_get_visibility(GTK_TREE_VIEW(vf->listview), &iter, FALSE) == 0)
1829                         {
1830                         GList *list;
1831
1832                         gtk_tree_model_get(store, &iter, FILE_COLUMN_POINTER, &list, -1);
1833
1834                         while (!fd && list)
1835                                 {
1836                                 IconData *id = list->data;
1837                                 if (id && !id->fd->pixbuf) fd = id->fd;
1838                                 list = list->next;
1839                                 }
1840
1841                         valid = gtk_tree_model_iter_next(store, &iter);
1842                         }
1843                 }
1844
1845         /* then find first undone */
1846
1847         if (!fd)
1848                 {
1849                 GList *work = vf->list;
1850                 while (work && !fd)
1851                         {
1852                         IconData *id = work->data;
1853                         FileData *fd_p = id->fd;
1854                         work = work->next;
1855
1856                         if (!fd_p->pixbuf) fd = fd_p;
1857                         }
1858                 }
1859
1860         if (!fd)
1861                 {
1862                 /* done */
1863                 vficon_thumb_cleanup(vf);
1864                 return FALSE;
1865                 }
1866
1867         vf->thumbs_count++;
1868
1869         vf->thumbs_filedata = fd;
1870
1871         thumb_loader_free(vf->thumbs_loader);
1872
1873         vf->thumbs_loader = thumb_loader_new(options->thumbnails.max_width, options->thumbnails.max_height);
1874         thumb_loader_set_callbacks(vf->thumbs_loader,
1875                                    vficon_thumb_done_cb,
1876                                    vficon_thumb_error_cb,
1877                                    NULL,
1878                                    vf);
1879
1880         if (!thumb_loader_start(vf->thumbs_loader, fd->path))
1881                 {
1882                 /* set icon to unknown, continue */
1883                 DEBUG_1("thumb loader start failed %s", vf->thumbs_loader->path);
1884                 vficon_thumb_do(vf, vf->thumbs_loader, fd);
1885
1886                 return TRUE;
1887                 }
1888
1889         return FALSE;
1890 }
1891
1892 static void vficon_thumb_update(ViewFile *vf)
1893 {
1894         vficon_thumb_stop(vf);
1895
1896         vficon_thumb_status(vf, 0.0, _("Loading thumbs..."));
1897         vf->thumbs_running = TRUE;
1898
1899         while (vficon_thumb_next(vf));
1900 }
1901
1902 /*
1903  *-----------------------------------------------------------------------------
1904  * row stuff
1905  *-----------------------------------------------------------------------------
1906  */
1907
1908 FileData *vficon_index_get_data(ViewFile *vf, gint row)
1909 {
1910         IconData *id;
1911
1912         id = g_list_nth_data(vf->list, row);
1913         return id ? id->fd : NULL;
1914 }
1915
1916 gint vficon_index_by_path(ViewFile *vf, const gchar *path)
1917 {
1918         gint p = 0;
1919         GList *work;
1920
1921         if (!path) return -1;
1922
1923         work = vf->list;
1924         while (work)
1925                 {
1926                 IconData *id = work->data;
1927                 FileData *fd = id->fd;
1928                 if (strcmp(path, fd->path) == 0) return p;
1929                 work = work->next;
1930                 p++;
1931                 }
1932
1933         return -1;
1934 }
1935
1936 gint vficon_index_by_fd(ViewFile *vf, FileData *in_fd)
1937 {
1938         gint p = 0;
1939         GList *work;
1940
1941         if (!in_fd) return -1;
1942
1943         work = vf->list;
1944         while (work)
1945                 {
1946                 IconData *id = work->data;
1947                 FileData *fd = id->fd;
1948                 if (fd == in_fd) return p;
1949                 work = work->next;
1950                 p++;
1951                 }
1952
1953         return -1;
1954 }
1955
1956 static gint vficon_index_by_id(ViewFile *vf, IconData *in_id)
1957 {
1958         gint p = 0;
1959         GList *work;
1960
1961         if (!in_id) return -1;
1962
1963         work = vf->list;
1964         while (work)
1965                 {
1966                 IconData *id = work->data;
1967                 if (id == in_id) return p;
1968                 work = work->next;
1969                 p++;
1970                 }
1971
1972         return -1;
1973 }
1974
1975 guint vficon_count(ViewFile *vf, gint64 *bytes)
1976 {
1977         if (bytes)
1978                 {
1979                 gint64 b = 0;
1980                 GList *work;
1981
1982                 work = vf->list;
1983                 while (work)
1984                         {
1985                         IconData *id = work->data;
1986                         FileData *fd = id->fd;
1987                         work = work->next;
1988
1989                         b += fd->size;
1990                         }
1991
1992                 *bytes = b;
1993                 }
1994
1995         return g_list_length(vf->list);
1996 }
1997
1998 GList *vficon_get_list(ViewFile *vf)
1999 {
2000         GList *list = NULL;
2001         GList *work;
2002
2003         work = vf->list;
2004         while (work)
2005                 {
2006                 IconData *id = work->data;
2007                 FileData *fd = id->fd;
2008                 work = work->next;
2009
2010                 list = g_list_prepend(list, file_data_ref(fd));
2011                 }
2012
2013         return g_list_reverse(list);
2014 }
2015
2016 /*
2017  *-----------------------------------------------------------------------------
2018  *
2019  *-----------------------------------------------------------------------------
2020  */
2021
2022 static gint vficon_refresh_real(ViewFile *vf, gint keep_position)
2023 {
2024         gint ret = TRUE;
2025         GList *old_list;
2026         GList *work;
2027         IconData *focus_id;
2028
2029         focus_id = VFICON_INFO(vf, focus_id);
2030
2031         old_list = vf->list;
2032         vf->list = NULL;
2033
2034         if (vf->dir_fd)
2035                 {
2036                 ret = iconlist_read(vf->dir_fd, &vf->list);
2037                 }
2038
2039         /* check for same files from old_list */
2040         work = old_list;
2041         while (work)
2042                 {
2043                 IconData *id = work->data;
2044                 FileData *fd = id->fd;
2045                 GList *needle = vf->list;
2046
2047                 while (needle)
2048                         {
2049                         IconData *idn = needle->data;
2050                         FileData *fdn = idn->fd;
2051
2052                         if (fdn == fd)
2053                                 {
2054                                 /* swap, to retain old thumb, selection */
2055                                 needle->data = id;
2056                                 work->data = idn;
2057                                 needle = NULL;
2058                                 }
2059                         else
2060                                 {
2061                                 needle = needle->next;
2062                                 }
2063                         }
2064
2065                 work = work->next;
2066                 }
2067
2068         vf->list = iconlist_sort(vf->list, vf->sort_method, vf->sort_ascend);
2069
2070         work = old_list;
2071         while (work)
2072                 {
2073                 IconData *id = work->data;
2074                 work = work->next;
2075
2076                 if (id == VFICON_INFO(vf, prev_selection)) VFICON_INFO(vf, prev_selection) = NULL;
2077                 if (id == VFICON_INFO(vf, click_id)) VFICON_INFO(vf, click_id) = NULL;
2078                 }
2079
2080         vficon_populate(vf, TRUE, keep_position);
2081
2082         /* attempt to keep focus on same icon when refreshing */
2083         if (focus_id && g_list_find(vf->list, focus_id))
2084                 {
2085                 vficon_set_focus(vf, focus_id);
2086                 }
2087
2088         iconlist_free(old_list);
2089
2090         return ret;
2091 }
2092
2093 gint vficon_refresh(ViewFile *vf)
2094 {
2095         return vficon_refresh_real(vf, TRUE);
2096 }
2097
2098 /*
2099  *-----------------------------------------------------------------------------
2100  * draw, etc.
2101  *-----------------------------------------------------------------------------
2102  */
2103
2104 typedef struct _ColumnData ColumnData;
2105 struct _ColumnData
2106 {
2107         ViewFile *vf;
2108         gint number;
2109 };
2110
2111 static void vficon_cell_data_cb(GtkTreeViewColumn *tree_column, GtkCellRenderer *cell,
2112                                 GtkTreeModel *tree_model, GtkTreeIter *iter, gpointer data)
2113 {
2114         ColumnData *cd = data;
2115         ViewFile *vf;
2116         GtkStyle *style;
2117         GList *list;
2118         GdkColor color_fg;
2119         GdkColor color_bg;
2120         IconData *id;
2121
2122         vf = cd->vf;
2123
2124         gtk_tree_model_get(tree_model, iter, FILE_COLUMN_POINTER, &list, -1);
2125
2126         id = g_list_nth_data(list, cd->number);
2127
2128         if (id) g_assert(id->fd->magick == 0x12345678);
2129
2130         style = gtk_widget_get_style(vf->listview);
2131         if (id && id->selected & SELECTION_SELECTED)
2132                 {
2133                 memcpy(&color_fg, &style->text[GTK_STATE_SELECTED], sizeof(color_fg));
2134                 memcpy(&color_bg, &style->base[GTK_STATE_SELECTED], sizeof(color_bg));
2135                 }
2136         else
2137                 {
2138                 memcpy(&color_fg, &style->text[GTK_STATE_NORMAL], sizeof(color_fg));
2139                 memcpy(&color_bg, &style->base[GTK_STATE_NORMAL], sizeof(color_bg));
2140                 }
2141
2142         if (id && id->selected & SELECTION_PRELIGHT)
2143                 {
2144 #if 0
2145                 shift_color(&color_fg, -1, 0);
2146 #endif
2147                 shift_color(&color_bg, -1, 0);
2148                 }
2149
2150         if (GQV_IS_CELL_RENDERER_ICON(cell))
2151                 {
2152                 if (id)
2153                         {
2154                         g_object_set(cell,      "pixbuf", id->fd->pixbuf,
2155                                                 "text", id->fd->name,
2156                                                 "cell-background-gdk", &color_bg,
2157                                                 "cell-background-set", TRUE,
2158                                                 "foreground-gdk", &color_fg,
2159                                                 "foreground-set", TRUE,
2160                                                 "has-focus", (VFICON_INFO(vf, focus_id) == id), NULL);
2161                         }
2162                 else
2163                         {
2164                         g_object_set(cell,      "pixbuf", NULL,
2165                                                 "text", NULL,
2166                                                 "cell-background-set", FALSE,
2167                                                 "foreground-set", FALSE,
2168                                                 "has-focus", FALSE, NULL);
2169                         }
2170                 }
2171 }
2172
2173 static void vficon_append_column(ViewFile *vf, gint n)
2174 {
2175         ColumnData *cd;
2176         GtkTreeViewColumn *column;
2177         GtkCellRenderer *renderer;
2178
2179         column = gtk_tree_view_column_new();
2180         gtk_tree_view_column_set_min_width(column, 0);
2181
2182         gtk_tree_view_column_set_sizing(column, GTK_TREE_VIEW_COLUMN_FIXED);
2183         gtk_tree_view_column_set_alignment(column, 0.5);
2184
2185         renderer = gqv_cell_renderer_icon_new();
2186         gtk_tree_view_column_pack_start(column, renderer, FALSE);
2187         g_object_set(G_OBJECT(renderer), "xpad", THUMB_BORDER_PADDING * 2,
2188                                          "ypad", THUMB_BORDER_PADDING,
2189                                          "mode", GTK_CELL_RENDERER_MODE_ACTIVATABLE, NULL);
2190
2191         g_object_set_data(G_OBJECT(column), "column_number", GINT_TO_POINTER(n));
2192
2193         cd = g_new0(ColumnData, 1);
2194         cd->vf = vf;
2195         cd->number = n;
2196         gtk_tree_view_column_set_cell_data_func(column, renderer, vficon_cell_data_cb, cd, g_free);
2197
2198         gtk_tree_view_append_column(GTK_TREE_VIEW(vf->listview), column);
2199 }
2200
2201 /*
2202  *-----------------------------------------------------------------------------
2203  * base
2204  *-----------------------------------------------------------------------------
2205  */
2206
2207 gint vficon_set_fd(ViewFile *vf, FileData *dir_fd)
2208 {
2209         gint ret;
2210
2211         if (!dir_fd) return FALSE;
2212         if (vf->dir_fd == dir_fd) return TRUE;
2213
2214         file_data_unref(vf->dir_fd);
2215         vf->dir_fd = file_data_ref(dir_fd);
2216
2217         g_list_free(VFICON_INFO(vf, selection));
2218         VFICON_INFO(vf, selection) = NULL;
2219
2220         iconlist_free(vf->list);
2221         vf->list = NULL;
2222
2223         /* NOTE: populate will clear the store for us */
2224         ret = vficon_refresh_real(vf, FALSE);
2225
2226         VFICON_INFO(vf, focus_id) = NULL;
2227         vficon_move_focus(vf, 0, 0, FALSE);
2228
2229         return ret;
2230 }
2231
2232 void vficon_destroy_cb(GtkWidget *widget, gpointer data)
2233 {
2234         ViewFile *vf = data;
2235
2236         if (VFICON_INFO(vf, sync_idle_id) != -1) g_source_remove(VFICON_INFO(vf, sync_idle_id));
2237
2238         file_data_unregister_notify_func(vficon_notify_cb, vf);
2239
2240         tip_unschedule(vf);
2241
2242         vficon_thumb_cleanup(vf);
2243
2244         iconlist_free(vf->list);
2245         g_list_free(VFICON_INFO(vf, selection));
2246 }
2247
2248 ViewFile *vficon_new(ViewFile *vf, FileData *dir_fd)
2249 {
2250         GtkListStore *store;
2251         GtkTreeSelection *selection;
2252         gint i;
2253
2254         vf->info = g_new0(ViewFileInfoIcon, 1);
2255
2256         VFICON_INFO(vf, selection) = NULL;
2257         VFICON_INFO(vf, prev_selection) = NULL;
2258
2259         VFICON_INFO(vf, tip_window) = NULL;
2260         VFICON_INFO(vf, tip_delay_id) = -1;
2261
2262         VFICON_INFO(vf, focus_row) = 0;
2263         VFICON_INFO(vf, focus_column) = 0;
2264         VFICON_INFO(vf, focus_id) = NULL;
2265
2266         VFICON_INFO(vf, show_text) = options->show_icon_names;
2267
2268         VFICON_INFO(vf, sync_idle_id) = -1;
2269
2270         store = gtk_list_store_new(1, G_TYPE_POINTER);
2271         vf->listview = gtk_tree_view_new_with_model(GTK_TREE_MODEL(store));
2272         g_object_unref(store);
2273
2274         selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(vf->listview));
2275         gtk_tree_selection_set_mode(GTK_TREE_SELECTION(selection), GTK_SELECTION_NONE);
2276
2277         gtk_tree_view_set_headers_visible(GTK_TREE_VIEW(vf->listview), FALSE);
2278         gtk_tree_view_set_enable_search(GTK_TREE_VIEW(vf->listview), FALSE);
2279
2280         for (i = 0; i < VFICON_MAX_COLUMNS; i++)
2281                 {
2282                 vficon_append_column(vf, i);
2283                 }
2284
2285         /* zero width column to hide tree view focus, we draw it ourselves */
2286         vficon_append_column(vf, i);
2287         /* end column to fill white space */
2288         vficon_append_column(vf, i);
2289
2290         g_signal_connect(G_OBJECT(vf->listview), "size_allocate",
2291                          G_CALLBACK(vficon_sized_cb), vf);
2292
2293         gtk_widget_set_events(vf->listview, GDK_POINTER_MOTION_MASK | GDK_BUTTON_RELEASE_MASK |
2294                               GDK_BUTTON_PRESS_MASK | GDK_LEAVE_NOTIFY_MASK);
2295
2296         g_signal_connect(G_OBJECT(vf->listview),"motion_notify_event",
2297                          G_CALLBACK(vficon_motion_cb), vf);
2298         g_signal_connect(G_OBJECT(vf->listview), "leave_notify_event",
2299                          G_CALLBACK(vficon_leave_cb), vf);
2300
2301         /* force VFICON_INFO(vf, columns) to be at least 1 (sane) - this will be corrected in the size_cb */
2302         vficon_populate_at_new_size(vf, 1, 1, FALSE);
2303
2304         file_data_register_notify_func(vficon_notify_cb, vf);
2305
2306         return vf;
2307 }
2308
2309 /*
2310  *-----------------------------------------------------------------------------
2311  * maintenance (for rename, move, remove)
2312  *-----------------------------------------------------------------------------
2313  */
2314
2315 static gint vficon_maint_find_closest(ViewFile *vf, gint row, gint count, GList *ignore_list)
2316 {
2317         GList *list = NULL;
2318         GList *work;
2319         gint rev = row - 1;
2320
2321         row++;
2322
2323         work = ignore_list;
2324         while (work)
2325                 {
2326                 FileData *fd = work->data;
2327                 gint f = vficon_index_by_fd(vf, fd);
2328                 g_assert(fd->magick == 0x12345678);
2329
2330                 if (f >= 0) list = g_list_prepend(list, GINT_TO_POINTER(f));
2331                 work = work->next;
2332                 }
2333
2334         while (list)
2335                 {
2336                 gint c = TRUE;
2337
2338                 work = list;
2339                 while (work && c)
2340                         {
2341                         gpointer p = work->data;
2342
2343                         work = work->next;
2344                         if (row == GPOINTER_TO_INT(p))
2345                                 {
2346                                 row++;
2347                                 c = FALSE;
2348                                 }
2349                         if (rev == GPOINTER_TO_INT(p))
2350                                 {
2351                                 rev--;
2352                                 c = FALSE;
2353                                 }
2354                         if (!c) list = g_list_remove(list, p);
2355                         }
2356
2357                 if (c && list)
2358                         {
2359                         g_list_free(list);
2360                         list = NULL;
2361                         }
2362                 }
2363
2364         if (row > count - 1)
2365                 {
2366                 if (rev < 0)
2367                         return -1;
2368                 else
2369                         return rev;
2370                 }
2371         else
2372                 {
2373                 return row;
2374                 }
2375 }
2376
2377 static gint vficon_maint_removed(ViewFile *vf, FileData *fd, GList *ignore_list);
2378
2379
2380 static gint vficon_maint_renamed(ViewFile *vf, FileData *fd)
2381 {
2382         gint ret = FALSE;
2383         gint row;
2384         gchar *source_base;
2385         gchar *dest_base;
2386         IconData *id = vficon_icon_data(vf, fd);
2387
2388         if (!id) return FALSE;
2389
2390         row = vficon_index_by_id(vf, id);
2391         if (row < 0) return FALSE;
2392
2393         source_base = remove_level_from_path(fd->change->source);
2394         dest_base = remove_level_from_path(fd->change->dest);
2395
2396         if (strcmp(source_base, dest_base) == 0)
2397                 {
2398                 vf->list = g_list_remove(vf->list, id);
2399                 vf->list = iconlist_insert_sort(vf->list, id, vf->sort_method, vf->sort_ascend);
2400
2401                 vficon_sync_idle(vf);
2402                 ret = TRUE;
2403                 }
2404         else
2405                 {
2406                 ret = vficon_maint_removed(vf, fd, NULL);
2407                 }
2408
2409         g_free(source_base);
2410         g_free(dest_base);
2411
2412         return ret;
2413 }
2414
2415 static gint vficon_maint_removed(ViewFile *vf, FileData *fd, GList *ignore_list)
2416 {
2417         gint row;
2418         gint new_row = -1;
2419         GtkTreeModel *store;
2420         GtkTreeIter iter;
2421         IconData *id = vficon_icon_data(vf, fd);
2422
2423         if (!id) return FALSE;
2424
2425         row = g_list_index(vf->list, id);
2426         if (row < 0) return FALSE;
2427
2428         if ((id->selected & SELECTION_SELECTED) &&
2429             layout_image_get_collection(vf->layout, NULL) == NULL)
2430                 {
2431                 vficon_unselect(vf, id);
2432
2433                 if (!VFICON_INFO(vf, selection))
2434                         {
2435                         gint n;
2436
2437                         n = vf_count(vf, NULL);
2438                         if (ignore_list)
2439                                 {
2440                                 new_row = vficon_maint_find_closest(vf, row, n, ignore_list);
2441                                 DEBUG_1("row = %d, closest is %d", row, new_row);
2442                                 }
2443                         else
2444                                 {
2445                                 if (row + 1 < n)
2446                                         {
2447                                         new_row = row + 1;
2448                                         }
2449                                 else if (row > 0)
2450                                         {
2451                                         new_row = row - 1;
2452                                         }
2453                                 }
2454                         }
2455                 else if (ignore_list)
2456                         {
2457                         GList *work;
2458
2459                         work = VFICON_INFO(vf, selection);
2460                         while (work)
2461                                 {
2462                                 IconData *ignore_id;
2463                                 FileData *ignore_fd;
2464                                 GList *tmp;
2465                                 gint match = FALSE;
2466
2467                                 ignore_id = work->data;
2468                                 ignore_fd = ignore_id->fd;
2469                                 g_assert(ignore_fd->magick == 0x12345678);
2470                                 work = work->next;
2471
2472                                 tmp = ignore_list;
2473                                 while (tmp && !match)
2474                                         {
2475                                         FileData *ignore_list_fd = tmp->data;
2476                                         g_assert(ignore_list_fd->magick == 0x12345678);
2477                                         tmp = tmp->next;
2478
2479                                         if (ignore_list_fd == ignore_fd)
2480                                                 {
2481                                                 match = TRUE;
2482                                                 }
2483                                         }
2484
2485                                 if (!match)
2486                                         {
2487                                         new_row = g_list_index(vf->list, ignore_id);
2488                                         work = NULL;
2489                                         }
2490                                 }
2491
2492                         if (new_row == -1)
2493                                 {
2494                                 /* selection all ignored, use closest */
2495                                 new_row = vficon_maint_find_closest(vf, row, vf_count(vf, NULL), ignore_list);
2496                                 }
2497                         }
2498                 else
2499                         {
2500                         new_row = g_list_index(vf->list, VFICON_INFO(vf, selection)->data);
2501                         }
2502
2503                 if (new_row >= 0)
2504                         {
2505                         IconData *idn = g_list_nth_data(vf->list, new_row);
2506
2507                         vficon_select(vf, idn);
2508                         vficon_send_layout_select(vf, idn);
2509                         }
2510                 }
2511
2512         /* Thumb loader check */
2513         if (fd == vf->thumbs_filedata) vf->thumbs_filedata = NULL;
2514         if (vf->thumbs_count > 0) vf->thumbs_count--;
2515
2516         if (VFICON_INFO(vf, prev_selection) == id) VFICON_INFO(vf, prev_selection) = NULL;
2517         if (VFICON_INFO(vf, click_id) == id) VFICON_INFO(vf, click_id) = NULL;
2518
2519         /* remove pointer to this fd from grid */
2520         store = gtk_tree_view_get_model(GTK_TREE_VIEW(vf->listview));
2521         if (id->row >= 0 &&
2522             gtk_tree_model_iter_nth_child(store, &iter, NULL, id->row))
2523                 {
2524                 GList *list;
2525
2526                 gtk_tree_model_get(store, &iter, FILE_COLUMN_POINTER, &list, -1);
2527                 list = g_list_find(list, id);
2528                 if (list) list->data = NULL;
2529                 }
2530
2531         vf->list = g_list_remove(vf->list, id);
2532         file_data_unref(fd);
2533         g_free(id);
2534
2535         vficon_sync_idle(vf);
2536         vf_send_update(vf);
2537
2538         return TRUE;
2539 }
2540
2541 static gint vficon_maint_moved(ViewFile *vf, FileData *fd, GList *ignore_list)
2542 {
2543         gint ret = FALSE;
2544         gchar *buf;
2545
2546         if (!fd->change->source || !vf->dir_fd) return FALSE;
2547
2548         buf = remove_level_from_path(fd->change->source);
2549
2550         if (strcmp(buf, vf->dir_fd->path) == 0)
2551                 {
2552                 ret = vficon_maint_removed(vf, fd, ignore_list);
2553                 }
2554
2555         g_free(buf);
2556
2557         return ret;
2558 }
2559
2560 static void vficon_notify_cb(FileData *fd, gpointer data)
2561 {
2562         ViewFile *vf = data;
2563
2564         if (!fd->change) return;
2565
2566         switch(fd->change->type)
2567                 {
2568                 case FILEDATA_CHANGE_MOVE:
2569                         vficon_maint_moved(vf, fd, NULL);
2570                         break;
2571                 case FILEDATA_CHANGE_COPY:
2572                         break;
2573                 case FILEDATA_CHANGE_RENAME:
2574                         vficon_maint_renamed(vf, fd);
2575                         break;
2576                 case FILEDATA_CHANGE_DELETE:
2577                         vficon_maint_removed(vf, fd, NULL);
2578                         break;
2579                 case FILEDATA_CHANGE_UNSPECIFIED:
2580                         break;
2581                 }
2582
2583 }