src/view_file_icon.c

   1 /*
   2  * Geeqie
   3  * (C) 2006 John Ellis
   4  *
   5  * Author: John Ellis
   6  *
   7  * This software is released under the GNU General Public License (GNU GPL).
   8  * Please read the included file COPYING for more information.
   9  * This software comes with no warranty of any kind, use at your own risk!
  10  */
  11
  12 #include "main.h"
  13 #include "view_file_icon.h"
  14
  15 #include "cellrenderericon.h"
  16 #include "collect.h"
  17 #include "collect-io.h"
  18 #include "collect-table.h"
  19 #include "dnd.h"
  20 #include "editors.h"
  21 #include "img-view.h"
  22 #include "info.h"
  23 #include "filelist.h"
  24 #include "layout.h"
  25 #include "layout_image.h"
  26 #include "menu.h"
  27 #include "thumb.h"
  28 #include "utilops.h"
  29 #include "ui_bookmark.h"
  30 #include "ui_fileops.h"
  31 #include "ui_menu.h"
  32 #include "ui_tree_edit.h"
  33
  34
  35 #include <gdk/gdkkeysyms.h> /* for keyboard values */
  36
  37 /* between these, the icon width is increased by thumb_max_width / 2 */
  38 #define THUMB_MIN_ICON_WIDTH 128
  39 #define THUMB_MAX_ICON_WIDTH 150
  40
  41 #define VFICON_MAX_COLUMNS 32
  42 #define THUMB_BORDER_PADDING 2
  43
  44 #define VFICON_TIP_DELAY 500
  45
  46 enum {
  47         FILE_COLUMN_POINTER = 0,
  48         FILE_COLUMN_COUNT
  49 };
  50
  51 typedef enum {
  52         SELECTION_NONE          = 0,
  53         SELECTION_SELECTED      = 1 << 0,
  54         SELECTION_PRELIGHT      = 1 << 1,
  55         SELECTION_FOCUS         = 1 << 2
  56 } SelectionType;
  57
  58 typedef struct _IconData IconData;
  59 struct _IconData
  60 {
  61         SelectionType selected;
  62         gint row;
  63         FileData *fd;
  64 };
  65
  66 static gint vficon_index_by_id(ViewFileIcon *vfi, IconData *in_id);
  67
  68 static IconData *vficon_icon_data(ViewFileIcon *vfi, FileData *fd)
  69 {
  70         IconData *id = NULL;
  71         GList *work;
  72
  73         if (!fd) return NULL;
  74         work = vfi->list;
  75         while (work && !id)
  76                 {
  77                 IconData *chk = work->data;
  78                 work = work->next;
  79                 if (chk->fd == fd) id = chk;
  80                 }
  81         return id;
  82 }
  83
  84
  85 static gint iconlist_read(const gchar *path, GList **list)
  86 {
  87         GList *temp;
  88         GList *work;
  89
  90         if (!filelist_read(path, &temp, NULL)) return FALSE;
  91
  92         work = temp;
  93         while (work)
  94                 {
  95                 FileData *fd;
  96                 IconData *id;
  97
  98                 fd = work->data;
  99                 g_assert(fd->magick == 0x12345678);
 100                 id = g_new0(IconData, 1);
 101
 102                 id->selected = SELECTION_NONE;
 103                 id->row = -1;
 104                 id->fd = fd;
 105
 106                 work->data = id;
 107                 work = work->next;
 108                 }
 109
 110         *list = temp;
 111
 112         return TRUE;
 113 }
 114
 115 static void iconlist_free(GList *list)
 116 {
 117         GList *work = list;
 118         while (work)
 119                 {
 120                 IconData *id = work->data;
 121                 file_data_unref(id->fd);
 122                 g_free(id);
 123                 work = work->next;
 124                 }
 125
 126         g_list_free(list);
 127
 128 }
 129
 130 gint iconlist_sort_file_cb(void *a, void *b)
 131 {
 132         IconData *ida = a;
 133         IconData *idb = b;
 134         return filelist_sort_compare_filedata(ida->fd, idb->fd);
 135 }
 136 GList *iconlist_sort(GList *list, SortType method, gint ascend)
 137 {
 138         return filelist_sort_full(list, method, ascend, (GCompareFunc) iconlist_sort_file_cb);
 139 }
 140
 141 GList *iconlist_insert_sort(GList *list, IconData *id, SortType method, gint ascend)
 142 {
 143         return filelist_insert_sort_full(list, id, method, ascend, (GCompareFunc) iconlist_sort_file_cb);
 144 }
 145
 146
 147 static void vficon_toggle_filenames(ViewFileIcon *vfi);
 148 static void vficon_selection_remove(ViewFileIcon *vfi, IconData *id, SelectionType mask, GtkTreeIter *iter);
 149 static void vficon_move_focus(ViewFileIcon *vfi, gint row, gint col, gint relative);
 150 static void vficon_set_focus(ViewFileIcon *vfi, IconData *id);
 151 static void vficon_thumb_update(ViewFileIcon *vfi);
 152 static void vficon_populate_at_new_size(ViewFileIcon *vfi, gint w, gint h, gint force);
 153
 154
 155 /*
 156  *-----------------------------------------------------------------------------
 157  * pop-up menu
 158  *-----------------------------------------------------------------------------
 159  */
 160
 161 static GList *vficon_pop_menu_file_list(ViewFileIcon *vfi)
 162 {
 163         if (!vfi->click_id) return NULL;
 164
 165         if (vfi->click_id->selected & SELECTION_SELECTED)
 166                 {
 167                 return vficon_selection_get_list(vfi);
 168                 }
 169
 170         return g_list_append(NULL, file_data_ref(vfi->click_id->fd));
 171 }
 172
 173 static void vficon_pop_menu_edit_cb(GtkWidget *widget, gpointer data)
 174 {
 175         ViewFileIcon *vfi;
 176         gint n;
 177         GList *list;
 178
 179         vfi = submenu_item_get_data(widget);
 180         n = GPOINTER_TO_INT(data);
 181
 182         if (!vfi) return;
 183
 184         list = vficon_pop_menu_file_list(vfi);
 185         start_editor_from_filelist(n, list);
 186         filelist_free(list);
 187 }
 188
 189 static void vficon_pop_menu_info_cb(GtkWidget *widget, gpointer data)
 190 {
 191         ViewFileIcon *vfi = data;
 192
 193         info_window_new(NULL, vficon_pop_menu_file_list(vfi));
 194 }
 195
 196 static void vficon_pop_menu_view_cb(GtkWidget *widget, gpointer data)
 197 {
 198         ViewFileIcon *vfi = data;
 199
 200         if (!vfi->click_id) return;
 201
 202         if (vfi->click_id->selected & SELECTION_SELECTED)
 203                 {
 204                 GList *list;
 205
 206                 list = vficon_selection_get_list(vfi);
 207                 view_window_new_from_list(list);
 208                 filelist_free(list);
 209                 }
 210         else
 211                 {
 212                 view_window_new(vfi->click_id->fd);
 213                 }
 214 }
 215
 216 static void vficon_pop_menu_copy_cb(GtkWidget *widget, gpointer data)
 217 {
 218         ViewFileIcon *vfi = data;
 219
 220         file_util_copy(NULL, vficon_pop_menu_file_list(vfi), NULL, vfi->listview);
 221 }
 222
 223 static void vficon_pop_menu_move_cb(GtkWidget *widget, gpointer data)
 224 {
 225         ViewFileIcon *vfi = data;
 226
 227         file_util_move(NULL, vficon_pop_menu_file_list(vfi), NULL, vfi->listview);
 228 }
 229
 230 static void vficon_pop_menu_rename_cb(GtkWidget *widget, gpointer data)
 231 {
 232         ViewFileIcon *vfi = data;
 233
 234         file_util_rename(NULL, vficon_pop_menu_file_list(vfi), vfi->listview);
 235 }
 236
 237 static void vficon_pop_menu_delete_cb(GtkWidget *widget, gpointer data)
 238 {
 239         ViewFileIcon *vfi = data;
 240
 241         file_util_delete(NULL, vficon_pop_menu_file_list(vfi), vfi->listview);
 242 }
 243
 244 static void vficon_pop_menu_sort_cb(GtkWidget *widget, gpointer data)
 245 {
 246         ViewFileIcon *vfi;
 247         SortType type;
 248
 249         if (!gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget))) return;
 250
 251         vfi = submenu_item_get_data(widget);
 252         if (!vfi) return;
 253
 254         type = (SortType)GPOINTER_TO_INT(data);
 255
 256         if (vfi->layout)
 257                 {
 258                 layout_sort_set(vfi->layout, type, vfi->sort_ascend);
 259                 }
 260         else
 261                 {
 262                 vficon_sort_set(vfi, type, vfi->sort_ascend);
 263                 }
 264 }
 265
 266 static void vficon_pop_menu_sort_ascend_cb(GtkWidget *widget, gpointer data)
 267 {
 268         ViewFileIcon *vfi = data;
 269
 270         if (vfi->layout)
 271                 {
 272                 layout_sort_set(vfi->layout, vfi->sort_method, !vfi->sort_ascend);
 273                 }
 274         else
 275                 {
 276                 vficon_sort_set(vfi, vfi->sort_method, !vfi->sort_ascend);
 277                 }
 278 }
 279
 280 static void vficon_pop_menu_list_cb(GtkWidget *widget, gpointer data)
 281 {
 282         ViewFileIcon *vfi = data;
 283
 284         if (vfi->layout) layout_views_set(vfi->layout, vfi->layout->dir_view_type, FALSE);
 285 }
 286
 287 static void vficon_pop_menu_show_names_cb(GtkWidget *widget, gpointer data)
 288 {
 289         ViewFileIcon *vfi = data;
 290
 291         vficon_toggle_filenames(vfi);
 292 }
 293
 294 static void vficon_pop_menu_refresh_cb(GtkWidget *widget, gpointer data)
 295 {
 296         ViewFileIcon *vfi = data;
 297
 298         vficon_refresh(vfi);
 299 }
 300
 301 static void vficon_popup_destroy_cb(GtkWidget *widget, gpointer data)
 302 {
 303         ViewFileIcon *vfi = data;
 304         vficon_selection_remove(vfi, vfi->click_id, SELECTION_PRELIGHT, NULL);
 305         vfi->click_id = NULL;
 306         vfi->popup = NULL;
 307 }
 308
 309 static GtkWidget *vficon_pop_menu(ViewFileIcon *vfi, gint active)
 310 {
 311         GtkWidget *menu;
 312         GtkWidget *item;
 313         GtkWidget *submenu;
 314
 315         menu = popup_menu_short_lived();
 316
 317         g_signal_connect(G_OBJECT(menu), "destroy",
 318                          G_CALLBACK(vficon_popup_destroy_cb), vfi);
 319
 320         submenu_add_edit(menu, &item, G_CALLBACK(vficon_pop_menu_edit_cb), vfi);
 321         gtk_widget_set_sensitive(item, active);
 322
 323         item = menu_item_add_stock(menu, _("_Properties"), GTK_STOCK_PROPERTIES, G_CALLBACK(vficon_pop_menu_info_cb), vfi);
 324         gtk_widget_set_sensitive(item, active);
 325
 326         item = menu_item_add_stock(menu, _("View in _new window"), GTK_STOCK_NEW, G_CALLBACK(vficon_pop_menu_view_cb), vfi);
 327         gtk_widget_set_sensitive(item, active);
 328
 329         menu_item_add_divider(menu);
 330         item = menu_item_add_stock(menu, _("_Copy..."), GTK_STOCK_COPY, G_CALLBACK(vficon_pop_menu_copy_cb), vfi);
 331         gtk_widget_set_sensitive(item, active);
 332         item = menu_item_add(menu, _("_Move..."), G_CALLBACK(vficon_pop_menu_move_cb), vfi);
 333         gtk_widget_set_sensitive(item, active);
 334         item = menu_item_add(menu, _("_Rename..."), G_CALLBACK(vficon_pop_menu_rename_cb), vfi);
 335         gtk_widget_set_sensitive(item, active);
 336         item = menu_item_add_stock(menu, _("_Delete..."), GTK_STOCK_DELETE, G_CALLBACK(vficon_pop_menu_delete_cb), vfi);
 337         gtk_widget_set_sensitive(item, active);
 338
 339         menu_item_add_divider(menu);
 340
 341         submenu = submenu_add_sort(NULL, G_CALLBACK(vficon_pop_menu_sort_cb), vfi,
 342                                    FALSE, FALSE, TRUE, vfi->sort_method);
 343         menu_item_add_divider(submenu);
 344         menu_item_add_check(submenu, _("Ascending"), vfi->sort_ascend,
 345                             G_CALLBACK(vficon_pop_menu_sort_ascend_cb), vfi);
 346
 347         item = menu_item_add(menu, _("_Sort"), NULL, NULL);
 348         gtk_menu_item_set_submenu(GTK_MENU_ITEM(item), submenu);
 349
 350         menu_item_add_check(menu, _("View as _icons"), TRUE,
 351                             G_CALLBACK(vficon_pop_menu_list_cb), vfi);
 352         menu_item_add_check(menu, _("Show filename _text"), vfi->show_text,
 353                             G_CALLBACK(vficon_pop_menu_show_names_cb), vfi);
 354         menu_item_add_stock(menu, _("Re_fresh"), GTK_STOCK_REFRESH, G_CALLBACK(vficon_pop_menu_refresh_cb), vfi);
 355
 356         return menu;
 357 }
 358
 359 /*
 360  *-------------------------------------------------------------------
 361  * signals
 362  *-------------------------------------------------------------------
 363  */
 364
 365 static void vficon_send_update(ViewFileIcon *vfi)
 366 {
 367         if (vfi->func_status) vfi->func_status(vfi, vfi->data_status);
 368 }
 369
 370 static void vficon_send_layout_select(ViewFileIcon *vfi, IconData *id)
 371 {
 372         FileData *read_ahead_fd = NULL;
 373         FileData *sel_fd;
 374         FileData *cur_fd;
 375
 376         if (!vfi->layout || !id || !id->fd) return;
 377
 378         sel_fd = id->fd;
 379
 380         cur_fd = layout_image_get_fd(vfi->layout);
 381         if (sel_fd == cur_fd) return; /* no change */
 382
 383         if (options->image.enable_read_ahead)
 384                 {
 385                 gint row;
 386
 387                 row = g_list_index(vfi->list, id);
 388                 if (row > vficon_index_by_fd(vfi, cur_fd) &&
 389                     row + 1 < vficon_count(vfi, NULL))
 390                         {
 391                         read_ahead_fd = vficon_index_get_data(vfi, row + 1);
 392                         }
 393                 else if (row > 0)
 394                         {
 395                         read_ahead_fd = vficon_index_get_data(vfi, row - 1);
 396                         }
 397                 }
 398
 399         layout_image_set_with_ahead(vfi->layout, sel_fd, read_ahead_fd);
 400 }
 401
 402 static void vficon_toggle_filenames(ViewFileIcon *vfi)
 403 {
 404         vfi->show_text = !vfi->show_text;
 405         options->show_icon_names = vfi->show_text;
 406
 407         vficon_populate_at_new_size(vfi, vfi->listview->allocation.width, vfi->listview->allocation.height, TRUE);
 408 }
 409
 410 static gint vficon_get_icon_width(ViewFileIcon *vfi)
 411 {
 412         gint width;
 413
 414         if (!vfi->show_text) return options->thumbnails.max_width;
 415
 416         width = options->thumbnails.max_width + options->thumbnails.max_width / 2;
 417         if (width < THUMB_MIN_ICON_WIDTH) width = THUMB_MIN_ICON_WIDTH;
 418         if (width > THUMB_MAX_ICON_WIDTH) width = options->thumbnails.max_width;
 419
 420         return width;
 421 }
 422
 423 /*
 424  *-------------------------------------------------------------------
 425  * misc utils
 426  *-------------------------------------------------------------------
 427  */
 428
 429 static gint vficon_find_position(ViewFileIcon *vfi, IconData *id, gint *row, gint *col)
 430 {
 431         gint n;
 432
 433         n = g_list_index(vfi->list, id);
 434
 435         if (n < 0) return FALSE;
 436
 437         *row = n / vfi->columns;
 438         *col = n - (*row * vfi->columns);
 439
 440         return TRUE;
 441 }
 442
 443 static gint vficon_find_iter(ViewFileIcon *vfi, IconData *id, GtkTreeIter *iter, gint *column)
 444 {
 445         GtkTreeModel *store;
 446         gint row, col;
 447
 448         store = gtk_tree_view_get_model(GTK_TREE_VIEW(vfi->listview));
 449         if (!vficon_find_position(vfi, id, &row, &col)) return FALSE;
 450         if (!gtk_tree_model_iter_nth_child(store, iter, NULL, row)) return FALSE;
 451         if (column) *column = col;
 452
 453         return TRUE;
 454 }
 455
 456 static IconData *vficon_find_data(ViewFileIcon *vfi, gint row, gint col, GtkTreeIter *iter)
 457 {
 458         GtkTreeModel *store;
 459         GtkTreeIter p;
 460
 461         if (row < 0 || col < 0) return NULL;
 462
 463         store = gtk_tree_view_get_model(GTK_TREE_VIEW(vfi->listview));
 464         if (gtk_tree_model_iter_nth_child(store, &p, NULL, row))
 465                 {
 466                 GList *list;
 467
 468                 gtk_tree_model_get(store, &p, FILE_COLUMN_POINTER, &list, -1);
 469                 if (!list) return NULL;
 470
 471                 if (iter) *iter = p;
 472
 473                 return g_list_nth_data(list, col);
 474                 }
 475
 476         return NULL;
 477 }
 478
 479 static IconData *vficon_find_data_by_coord(ViewFileIcon *vfi, gint x, gint y, GtkTreeIter *iter)
 480 {
 481         GtkTreePath *tpath;
 482         GtkTreeViewColumn *column;
 483
 484         if (gtk_tree_view_get_path_at_pos(GTK_TREE_VIEW(vfi->listview), x, y,
 485                                           &tpath, &column, NULL, NULL))
 486                 {
 487                 GtkTreeModel *store;
 488                 GtkTreeIter row;
 489                 GList *list;
 490                 gint n;
 491
 492                 store = gtk_tree_view_get_model(GTK_TREE_VIEW(vfi->listview));
 493                 gtk_tree_model_get_iter(store, &row, tpath);
 494                 gtk_tree_path_free(tpath);
 495
 496                 gtk_tree_model_get(store, &row, FILE_COLUMN_POINTER, &list, -1);
 497
 498                 n = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(column), "column_number"));
 499                 if (list)
 500                         {
 501                         if (iter) *iter = row;
 502                         return g_list_nth_data(list, n);
 503                         }
 504                 }
 505
 506         return NULL;
 507 }
 508
 509 /*
 510  *-------------------------------------------------------------------
 511  * tooltip type window
 512  *-------------------------------------------------------------------
 513  */
 514
 515 static void tip_show(ViewFileIcon *vfi)
 516 {
 517         GtkWidget *label;
 518         gint x, y;
 519
 520         if (vfi->tip_window) return;
 521
 522         gdk_window_get_pointer(gtk_tree_view_get_bin_window(GTK_TREE_VIEW(vfi->listview)), &x, &y, NULL);
 523
 524         vfi->tip_id = vficon_find_data_by_coord(vfi, x, y, NULL);
 525         if (!vfi->tip_id) return;
 526
 527         vfi->tip_window = gtk_window_new(GTK_WINDOW_POPUP);
 528         gtk_window_set_resizable(GTK_WINDOW(vfi->tip_window), FALSE);
 529         gtk_container_set_border_width(GTK_CONTAINER(vfi->tip_window), 2);
 530
 531         label = gtk_label_new(vfi->tip_id->fd->name);
 532
 533         g_object_set_data(G_OBJECT(vfi->tip_window), "tip_label", label);
 534         gtk_container_add(GTK_CONTAINER(vfi->tip_window), label);
 535         gtk_widget_show(label);
 536
 537         gdk_window_get_pointer(NULL, &x, &y, NULL);
 538
 539         if (!GTK_WIDGET_REALIZED(vfi->tip_window)) gtk_widget_realize(vfi->tip_window);
 540         gtk_window_move(GTK_WINDOW(vfi->tip_window), x + 16, y + 16);
 541         gtk_widget_show(vfi->tip_window);
 542 }
 543
 544 static void tip_hide(ViewFileIcon *vfi)
 545 {
 546         if (vfi->tip_window) gtk_widget_destroy(vfi->tip_window);
 547         vfi->tip_window = NULL;
 548 }
 549
 550 static gint tip_schedule_cb(gpointer data)
 551 {
 552         ViewFileIcon *vfi = data;
 553         GtkWidget *window;
 554
 555         if (vfi->tip_delay_id == -1) return FALSE;
 556
 557         window = gtk_widget_get_toplevel(vfi->listview);
 558
 559         if (GTK_WIDGET_SENSITIVE(window) &&
 560             GTK_WINDOW(window)->has_focus)
 561                 {
 562                 tip_show(vfi);
 563                 }
 564
 565         vfi->tip_delay_id = -1;
 566         return FALSE;
 567 }
 568
 569 static void tip_schedule(ViewFileIcon *vfi)
 570 {
 571         tip_hide(vfi);
 572
 573         if (vfi->tip_delay_id != -1)
 574                 {
 575                 g_source_remove(vfi->tip_delay_id);
 576                 vfi->tip_delay_id = -1;
 577                 }
 578
 579         if (!vfi->show_text)
 580                 {
 581                 vfi->tip_delay_id = g_timeout_add(VFICON_TIP_DELAY, tip_schedule_cb, vfi);
 582                 }
 583 }
 584
 585 static void tip_unschedule(ViewFileIcon *vfi)
 586 {
 587         tip_hide(vfi);
 588
 589         if (vfi->tip_delay_id != -1) g_source_remove(vfi->tip_delay_id);
 590         vfi->tip_delay_id = -1;
 591 }
 592
 593 static void tip_update(ViewFileIcon *vfi, IconData *id)
 594 {
 595         if (vfi->tip_window)
 596                 {
 597                 gint x, y;
 598
 599                 gdk_window_get_pointer(NULL, &x, &y, NULL);
 600                 gtk_window_move(GTK_WINDOW(vfi->tip_window), x + 16, y + 16);
 601
 602                 if (id != vfi->tip_id)
 603                         {
 604                         GtkWidget *label;
 605
 606                         vfi->tip_id = id;
 607
 608                         if (!vfi->tip_id)
 609                                 {
 610                                 tip_hide(vfi);
 611                                 tip_schedule(vfi);
 612                                 return;
 613                                 }
 614
 615                         label = g_object_get_data(G_OBJECT(vfi->tip_window), "tip_label");
 616                         gtk_label_set_text(GTK_LABEL(label), vfi->tip_id->fd->name);
 617                         }
 618                 }
 619         else
 620                 {
 621                 tip_schedule(vfi);
 622                 }
 623 }
 624
 625 /*
 626  *-------------------------------------------------------------------
 627  * dnd
 628  *-------------------------------------------------------------------
 629  */
 630
 631 static void vficon_dnd_get(GtkWidget *widget, GdkDragContext *context,
 632                            GtkSelectionData *selection_data, guint info,
 633                            guint time, gpointer data)
 634 {
 635         ViewFileIcon *vfi = data;
 636         GList *list = NULL;
 637         gchar *uri_text = NULL;
 638         gint total;
 639
 640         if (!vfi->click_id) return;
 641
 642         if (vfi->click_id->selected & SELECTION_SELECTED)
 643                 {
 644                 list = vficon_selection_get_list(vfi);
 645                 }
 646         else
 647                 {
 648                 list = g_list_append(NULL, file_data_ref(vfi->click_id->fd));
 649                 }
 650
 651         if (!list) return;
 652         uri_text = uri_text_from_filelist(list, &total, (info == TARGET_TEXT_PLAIN));
 653         filelist_free(list);
 654
 655         if (debug) printf(uri_text);
 656
 657         gtk_selection_data_set(selection_data, selection_data->target,
 658                                8, (guchar *)uri_text, total);
 659         g_free(uri_text);
 660 }
 661
 662 static void vficon_dnd_begin(GtkWidget *widget, GdkDragContext *context, gpointer data)
 663 {
 664         ViewFileIcon *vfi = data;
 665
 666         tip_unschedule(vfi);
 667
 668         if (vfi->click_id && vfi->click_id->fd->pixbuf)
 669                 {
 670                 gint items;
 671
 672                 if (vfi->click_id->selected & SELECTION_SELECTED)
 673                         items = g_list_length(vfi->selection);
 674                 else
 675                         items = 1;
 676
 677                 dnd_set_drag_icon(widget, context, vfi->click_id->fd->pixbuf, items);
 678                 }
 679 }
 680
 681 static void vficon_dnd_end(GtkWidget *widget, GdkDragContext *context, gpointer data)
 682 {
 683         ViewFileIcon *vfi = data;
 684
 685         vficon_selection_remove(vfi, vfi->click_id, SELECTION_PRELIGHT, NULL);
 686
 687         if (context->action == GDK_ACTION_MOVE)
 688                 {
 689                 vficon_refresh(vfi);
 690                 }
 691
 692         tip_unschedule(vfi);
 693 }
 694
 695 static void vficon_dnd_init(ViewFileIcon *vfi)
 696 {
 697         gtk_drag_source_set(vfi->listview, GDK_BUTTON1_MASK | GDK_BUTTON2_MASK,
 698                             dnd_file_drag_types, dnd_file_drag_types_count,
 699                             GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
 700         g_signal_connect(G_OBJECT(vfi->listview), "drag_data_get",
 701                          G_CALLBACK(vficon_dnd_get), vfi);
 702         g_signal_connect(G_OBJECT(vfi->listview), "drag_begin",
 703                          G_CALLBACK(vficon_dnd_begin), vfi);
 704         g_signal_connect(G_OBJECT(vfi->listview), "drag_end",
 705                          G_CALLBACK(vficon_dnd_end), vfi);
 706 }
 707
 708 /*
 709  *-------------------------------------------------------------------
 710  * cell updates
 711  *-------------------------------------------------------------------
 712  */
 713
 714 static void vficon_selection_set(ViewFileIcon *vfi, IconData *id, SelectionType value, GtkTreeIter *iter)
 715 {
 716         GtkTreeModel *store;
 717         GList *list;
 718
 719         if (!id) return;
 720
 721
 722         if (id->selected == value) return;
 723         id->selected = value;
 724
 725         store = gtk_tree_view_get_model(GTK_TREE_VIEW(vfi->listview));
 726         if (iter)
 727                 {
 728                 gtk_tree_model_get(store, iter, FILE_COLUMN_POINTER, &list, -1);
 729                 if (list) gtk_list_store_set(GTK_LIST_STORE(store), iter, FILE_COLUMN_POINTER, list, -1);
 730                 }
 731         else
 732                 {
 733                 GtkTreeIter row;
 734
 735                 if (vficon_find_iter(vfi, id, &row, NULL))
 736                         {
 737                         gtk_tree_model_get(store, &row, FILE_COLUMN_POINTER, &list, -1);
 738                         if (list) gtk_list_store_set(GTK_LIST_STORE(store), &row, FILE_COLUMN_POINTER, list, -1);
 739                         }
 740                 }
 741 }
 742
 743 static void vficon_selection_add(ViewFileIcon *vfi, IconData *id, SelectionType mask, GtkTreeIter *iter)
 744 {
 745         if (!id) return;
 746
 747         vficon_selection_set(vfi, id, id->selected | mask, iter);
 748 }
 749
 750 static void vficon_selection_remove(ViewFileIcon *vfi, IconData *id, SelectionType mask, GtkTreeIter *iter)
 751 {
 752         if (!id) return;
 753
 754         vficon_selection_set(vfi, id, id->selected & ~mask, iter);
 755 }
 756
 757 /*
 758  *-------------------------------------------------------------------
 759  * selections
 760  *-------------------------------------------------------------------
 761  */
 762
 763 static void vficon_verify_selections(ViewFileIcon *vfi)
 764 {
 765         GList *work;
 766
 767         work = vfi->selection;
 768         while (work)
 769                 {
 770                 IconData *id = work->data;
 771                 work = work->next;
 772                 if (vficon_index_by_id(vfi, id) < 0)
 773                         {
 774                         vfi->selection = g_list_remove(vfi->selection, id);
 775                         }
 776                 }
 777 }
 778
 779 void vficon_select_all(ViewFileIcon *vfi)
 780 {
 781         GList *work;
 782
 783         g_list_free(vfi->selection);
 784         vfi->selection = NULL;
 785
 786         work = vfi->list;
 787         while (work)
 788                 {
 789                 IconData *id = work->data;
 790                 vfi->selection = g_list_append(vfi->selection, id);
 791                 vficon_selection_add(vfi, work->data, SELECTION_SELECTED, NULL);
 792                 work = work->next;
 793                 }
 794
 795         vficon_send_update(vfi);
 796 }
 797
 798 void vficon_select_none(ViewFileIcon *vfi)
 799 {
 800         GList *work;
 801
 802         work = vfi->selection;
 803         while (work)
 804                 {
 805                 vficon_selection_remove(vfi, work->data, SELECTION_SELECTED, NULL);
 806                 work = work->next;
 807                 }
 808
 809         g_list_free(vfi->selection);
 810         vfi->selection = NULL;
 811
 812         vficon_send_update(vfi);
 813 }
 814
 815 static void vficon_select(ViewFileIcon *vfi, IconData *id)
 816 {
 817         vfi->prev_selection = id;
 818
 819         if (!id || id->selected & SELECTION_SELECTED) return;
 820
 821         vfi->selection = g_list_append(vfi->selection, id);
 822         vficon_selection_add(vfi, id, SELECTION_SELECTED, NULL);
 823
 824         vficon_send_update(vfi);
 825 }
 826
 827 static void vficon_unselect(ViewFileIcon *vfi, IconData *id)
 828 {
 829         vfi->prev_selection = id;
 830
 831         if (!id || !(id->selected & SELECTION_SELECTED) ) return;
 832
 833         vfi->selection = g_list_remove(vfi->selection, id);
 834         vficon_selection_remove(vfi, id, SELECTION_SELECTED, NULL);
 835
 836         vficon_send_update(vfi);
 837 }
 838
 839 static void vficon_select_util(ViewFileIcon *vfi, IconData *id, gint select)
 840 {
 841         if (select)
 842                 {
 843                 vficon_select(vfi, id);
 844                 }
 845         else
 846                 {
 847                 vficon_unselect(vfi, id);
 848                 }
 849 }
 850
 851 static void vficon_select_region_util(ViewFileIcon *vfi, IconData *start, IconData *end, gint select)
 852 {
 853         gint row1, col1;
 854         gint row2, col2;
 855         gint t;
 856         gint i, j;
 857
 858         if (!vficon_find_position(vfi, start, &row1, &col1) ||
 859             !vficon_find_position(vfi, end, &row2, &col2) ) return;
 860
 861         vfi->prev_selection = end;
 862
 863         if (!options->collections.rectangular_selection)
 864                 {
 865                 GList *work;
 866                 IconData *id;
 867
 868                 if (g_list_index(vfi->list, start) > g_list_index(vfi->list, end))
 869                         {
 870                         id = start;
 871                         start = end;
 872                         end = id;
 873                         }
 874
 875                 work = g_list_find(vfi->list, start);
 876                 while (work)
 877                         {
 878                         id = work->data;
 879                         vficon_select_util(vfi, id, select);
 880
 881                         if (work->data != end)
 882                                 work = work->next;
 883                         else
 884                                 work = NULL;
 885                         }
 886                 return;
 887                 }
 888
 889         if (row2 < row1)
 890                 {
 891                 t = row1;
 892                 row1 = row2;
 893                 row2 = t;
 894                 }
 895         if (col2 < col1)
 896                 {
 897                 t = col1;
 898                 col1 = col2;
 899                 col2 = t;
 900                 }
 901
 902         if (debug) printf("table: %d x %d to %d x %d\n", row1, col1, row2, col2);
 903
 904         for (i = row1; i <= row2; i++)
 905                 {
 906                 for (j = col1; j <= col2; j++)
 907                         {
 908                         IconData *id = vficon_find_data(vfi, i, j, NULL);
 909                         if (id) vficon_select_util(vfi, id, select);
 910                         }
 911                 }
 912 }
 913
 914 gint vficon_index_is_selected(ViewFileIcon *vfi, gint row)
 915 {
 916         IconData *id = g_list_nth_data(vfi->list, row);
 917
 918         if (!id) return FALSE;
 919
 920         return (id->selected & SELECTION_SELECTED);
 921 }
 922
 923 gint vficon_selection_count(ViewFileIcon *vfi, gint64 *bytes)
 924 {
 925         if (bytes)
 926                 {
 927                 gint64 b = 0;
 928                 GList *work;
 929
 930                 work = vfi->selection;
 931                 while (work)
 932                         {
 933                         IconData *id = work->data;
 934                         FileData *fd = id->fd;
 935                         g_assert(fd->magick == 0x12345678);
 936                         b += fd->size;
 937
 938                         work = work->next;
 939                         }
 940
 941                 *bytes = b;
 942                 }
 943
 944         return g_list_length(vfi->selection);
 945 }
 946
 947 GList *vficon_selection_get_list(ViewFileIcon *vfi)
 948 {
 949         GList *list = NULL;
 950         GList *work;
 951
 952         work = vfi->selection;
 953         while (work)
 954                 {
 955                 IconData *id = work->data;
 956                 FileData *fd = id->fd;
 957                 g_assert(fd->magick == 0x12345678);
 958
 959                 list = g_list_prepend(list, file_data_ref(fd));
 960
 961                 work = work->next;
 962                 }
 963
 964         list = g_list_reverse(list);
 965
 966         return list;
 967 }
 968
 969 GList *vficon_selection_get_list_by_index(ViewFileIcon *vfi)
 970 {
 971         GList *list = NULL;
 972         GList *work;
 973
 974         work = vfi->selection;
 975         while (work)
 976                 {
 977                 list = g_list_prepend(list, GINT_TO_POINTER(g_list_index(vfi->list, work->data)));
 978                 work = work->next;
 979                 }
 980
 981         return g_list_reverse(list);
 982 }
 983
 984 static void vficon_select_by_id(ViewFileIcon *vfi, IconData *id)
 985 {
 986         if (!id) return;
 987
 988         if (!(id->selected & SELECTION_SELECTED))
 989                 {
 990                 vficon_select_none(vfi);
 991                 vficon_select(vfi, id);
 992                 }
 993
 994         vficon_set_focus(vfi, id);
 995 }
 996
 997
 998 void vficon_select_by_path(ViewFileIcon *vfi, const gchar *path)
 999 {
1000         IconData *id = NULL;
1001         GList *work;
1002
1003         if (!path) return;
1004
1005         work = vfi->list;
1006         while (work && !id)
1007                 {
1008                 IconData *chk = work->data;
1009                 work = work->next;
1010                 if (strcmp(chk->fd->path, path) == 0) id = chk;
1011                 }
1012         vficon_select_by_id(vfi, id);
1013 }
1014
1015 void vficon_select_by_fd(ViewFileIcon *vfi, FileData *fd)
1016 {
1017         IconData *id = NULL;
1018         GList *work;
1019
1020         if (!fd) return;
1021         work = vfi->list;
1022         while (work && !id)
1023                 {
1024                 IconData *chk = work->data;
1025                 work = work->next;
1026                 if (chk->fd == fd) id = chk;
1027                 }
1028         vficon_select_by_id(vfi, id);
1029 }
1030
1031 void vficon_mark_to_selection(ViewFileIcon *vfi, gint mark, MarkToSelectionMode mode)
1032 {
1033         GList *work;
1034
1035         work = vfi->list;
1036         while (work)
1037                 {
1038                 IconData *id = work->data;
1039                 FileData *fd = id->fd;
1040                 gboolean mark_val, selected;
1041
1042                 g_assert(fd->magick == 0x12345678);
1043
1044                 mark_val = fd->marks[mark];
1045                 selected = (id->selected & SELECTION_SELECTED);
1046
1047                 switch (mode)
1048                         {
1049                         case MTS_MODE_SET: selected = mark_val;
1050                                 break;
1051                         case MTS_MODE_OR: selected = mark_val | selected;
1052                                 break;
1053                         case MTS_MODE_AND: selected = mark_val & selected;
1054                                 break;
1055                         case MTS_MODE_MINUS: selected = !mark_val & selected;
1056                                 break;
1057                         }
1058
1059                 vficon_select_util(vfi, id, selected);
1060
1061                 work = work->next;
1062                 }
1063 }
1064
1065 void vficon_selection_to_mark(ViewFileIcon *vfi, gint mark, SelectionToMarkMode mode)
1066 {
1067         GList *slist;
1068         GList *work;
1069
1070         g_assert(mark >= 0 && mark < FILEDATA_MARKS_SIZE);
1071
1072         slist = vficon_selection_get_list(vfi);
1073         work = slist;
1074         while (work)
1075                 {
1076                 FileData *fd = work->data;
1077
1078                 switch (mode)
1079                         {
1080                         case STM_MODE_SET: fd->marks[mark] = 1;
1081                                 break;
1082                         case STM_MODE_RESET: fd->marks[mark] = 0;
1083                                 break;
1084                         case STM_MODE_TOGGLE: fd->marks[mark] = !fd->marks[mark];
1085                                 break;
1086                         }
1087
1088                 work = work->next;
1089                 }
1090         filelist_free(slist);
1091 }
1092
1093
1094 /*
1095  *-------------------------------------------------------------------
1096  * focus
1097  *-------------------------------------------------------------------
1098  */
1099
1100 static void vficon_move_focus(ViewFileIcon *vfi, gint row, gint col, gint relative)
1101 {
1102         gint new_row;
1103         gint new_col;
1104
1105         if (relative)
1106                 {
1107                 new_row = vfi->focus_row;
1108                 new_col = vfi->focus_column;
1109
1110                 new_row += row;
1111                 if (new_row < 0) new_row = 0;
1112                 if (new_row >= vfi->rows) new_row = vfi->rows - 1;
1113
1114                 while(col != 0)
1115                         {
1116                         if (col < 0)
1117                                 {
1118                                 new_col--;
1119                                 col++;
1120                                 }
1121                         else
1122                                 {
1123                                 new_col++;
1124                                 col--;
1125                                 }
1126
1127                         if (new_col < 0)
1128                                 {
1129                                 if (new_row > 0)
1130                                         {
1131                                         new_row--;
1132                                         new_col = vfi->columns - 1;
1133                                         }
1134                                 else
1135                                         {
1136                                         new_col = 0;
1137                                         }
1138                                 }
1139                         if (new_col >= vfi->columns)
1140                                 {
1141                                 if (new_row < vfi->rows - 1)
1142                                         {
1143                                         new_row++;
1144                                         new_col = 0;
1145                                         }
1146                                 else
1147                                         {
1148                                         new_col = vfi->columns - 1;
1149                                         }
1150                                 }
1151                         }
1152                 }
1153         else
1154                 {
1155                 new_row = row;
1156                 new_col = col;
1157
1158                 if (new_row >= vfi->rows)
1159                         {
1160                         if (vfi->rows > 0)
1161                                 new_row = vfi->rows - 1;
1162                         else
1163                                 new_row = 0;
1164                         new_col = vfi->columns - 1;
1165                         }
1166                 if (new_col >= vfi->columns) new_col = vfi->columns - 1;
1167                 }
1168
1169         if (new_row == vfi->rows - 1)
1170                 {
1171                 gint l;
1172
1173                 /* if we moved beyond the last image, go to the last image */
1174
1175                 l = g_list_length(vfi->list);
1176                 if (vfi->rows > 1) l -= (vfi->rows - 1) * vfi->columns;
1177                 if (new_col >= l) new_col = l - 1;
1178                 }
1179
1180         vficon_set_focus(vfi, vficon_find_data(vfi, new_row, new_col, NULL));
1181 }
1182
1183 static void vficon_set_focus(ViewFileIcon *vfi, IconData *id)
1184 {
1185         GtkTreeIter iter;
1186         gint row, col;
1187
1188         if (g_list_find(vfi->list, vfi->focus_id))
1189                 {
1190                 if (id == vfi->focus_id)
1191                         {
1192                         /* ensure focus row col are correct */
1193                         vficon_find_position(vfi, vfi->focus_id, &vfi->focus_row, &vfi->focus_column);
1194                         return;
1195                         }
1196                 vficon_selection_remove(vfi, vfi->focus_id, SELECTION_FOCUS, NULL);
1197                 }
1198
1199         if (!vficon_find_position(vfi, id, &row, &col))
1200                 {
1201                 vfi->focus_id = NULL;
1202                 vfi->focus_row = -1;
1203                 vfi->focus_column = -1;
1204                 return;
1205                 }
1206
1207         vfi->focus_id = id;
1208         vfi->focus_row = row;
1209         vfi->focus_column = col;
1210         vficon_selection_add(vfi, vfi->focus_id, SELECTION_FOCUS, NULL);
1211
1212         if (vficon_find_iter(vfi, vfi->focus_id, &iter, NULL))
1213                 {
1214                 GtkTreePath *tpath;
1215                 GtkTreeViewColumn *column;
1216                 GtkTreeModel *store;
1217
1218                 tree_view_row_make_visible(GTK_TREE_VIEW(vfi->listview), &iter, FALSE);
1219
1220                 store = gtk_tree_view_get_model(GTK_TREE_VIEW(vfi->listview));
1221                 tpath = gtk_tree_model_get_path(store, &iter);
1222                 /* focus is set to an extra column with 0 width to hide focus, we draw it ourself */
1223                 column = gtk_tree_view_get_column(GTK_TREE_VIEW(vfi->listview), VFICON_MAX_COLUMNS);
1224                 gtk_tree_view_set_cursor(GTK_TREE_VIEW(vfi->listview), tpath, column, FALSE);
1225                 gtk_tree_path_free(tpath);
1226                 }
1227 }
1228
1229 static void vficon_update_focus(ViewFileIcon *vfi)
1230 {
1231         gint new_row = 0;
1232         gint new_col = 0;
1233
1234         if (vfi->focus_id && vficon_find_position(vfi, vfi->focus_id, &new_row, &new_col))
1235                 {
1236                 /* first find the old focus, if it exists and is valid */
1237                 }
1238         else
1239                 {
1240                 /* (try to) stay where we were */
1241                 new_row = vfi->focus_row;
1242                 new_col = vfi->focus_column;
1243                 }
1244
1245         vficon_move_focus(vfi, new_row, new_col, FALSE);
1246 }
1247
1248 /* used to figure the page up/down distances */
1249 static gint page_height(ViewFileIcon *vfi)
1250 {
1251         GtkAdjustment *adj;
1252         gint page_size;
1253         gint row_height;
1254         gint ret;
1255
1256         adj = gtk_tree_view_get_vadjustment(GTK_TREE_VIEW(vfi->listview));
1257         page_size = (gint)adj->page_increment;
1258
1259         row_height = options->thumbnails.max_height + THUMB_BORDER_PADDING * 2;
1260         if (vfi->show_text) row_height += options->thumbnails.max_height / 3;
1261
1262         ret = page_size / row_height;
1263         if (ret < 1) ret = 1;
1264
1265         return ret;
1266 }
1267
1268 /*
1269  *-------------------------------------------------------------------
1270  * keyboard
1271  *-------------------------------------------------------------------
1272  */
1273
1274 static void vfi_menu_position_cb(GtkMenu *menu, gint *x, gint *y, gboolean *push_in, gpointer data)
1275 {
1276         ViewFileIcon *vfi = data;
1277         GtkTreeModel *store;
1278         GtkTreeIter iter;
1279         gint column;
1280         GtkTreePath *tpath;
1281         gint cw, ch;
1282
1283         if (!vficon_find_iter(vfi, vfi->click_id, &iter, &column)) return;
1284         store = gtk_tree_view_get_model(GTK_TREE_VIEW(vfi->listview));
1285         tpath = gtk_tree_model_get_path(store, &iter);
1286         tree_view_get_cell_clamped(GTK_TREE_VIEW(vfi->listview), tpath, column, FALSE, x, y, &cw, &ch);
1287         gtk_tree_path_free(tpath);
1288         *y += ch;
1289         popup_menu_position_clamp(menu, x, y, 0);
1290 }
1291
1292 static gint vficon_press_key_cb(GtkWidget *widget, GdkEventKey *event, gpointer data)
1293 {
1294         ViewFileIcon *vfi = data;
1295         gint focus_row = 0;
1296         gint focus_col = 0;
1297         IconData *id;
1298         gint stop_signal;
1299
1300         stop_signal = TRUE;
1301         switch (event->keyval)
1302                 {
1303                 case GDK_Left: case GDK_KP_Left:
1304                         focus_col = -1;
1305                         break;
1306                 case GDK_Right: case GDK_KP_Right:
1307                         focus_col = 1;
1308                         break;
1309                 case GDK_Up: case GDK_KP_Up:
1310                         focus_row = -1;
1311                         break;
1312                 case GDK_Down: case GDK_KP_Down:
1313                         focus_row = 1;
1314                         break;
1315                 case GDK_Page_Up: case GDK_KP_Page_Up:
1316                         focus_row = -page_height(vfi);
1317                         break;
1318                 case GDK_Page_Down: case GDK_KP_Page_Down:
1319                         focus_row = page_height(vfi);
1320                         break;
1321                 case GDK_Home: case GDK_KP_Home:
1322                         focus_row = -vfi->focus_row;
1323                         focus_col = -vfi->focus_column;
1324                         break;
1325                 case GDK_End: case GDK_KP_End:
1326                         focus_row = vfi->rows - 1 - vfi->focus_row;
1327                         focus_col = vfi->columns - 1 - vfi->focus_column;
1328                         break;
1329                 case GDK_space:
1330                         id = vficon_find_data(vfi, vfi->focus_row, vfi->focus_column, NULL);
1331                         if (id)
1332                                 {
1333                                 vfi->click_id = id;
1334                                 if (event->state & GDK_CONTROL_MASK)
1335                                         {
1336                                         gint selected;
1337
1338                                         selected = id->selected & SELECTION_SELECTED;
1339                                         if (selected)
1340                                                 {
1341                                                 vficon_unselect(vfi, id);
1342                                                 }
1343                                         else
1344                                                 {
1345                                                 vficon_select(vfi, id);
1346                                                 vficon_send_layout_select(vfi, id);
1347                                                 }
1348                                         }
1349                                 else
1350                                         {
1351                                         vficon_select_none(vfi);
1352                                         vficon_select(vfi, id);
1353                                         vficon_send_layout_select(vfi, id);
1354                                         }
1355                                 }
1356                         break;
1357                 case GDK_Menu:
1358                         id = vficon_find_data(vfi, vfi->focus_row, vfi->focus_column, NULL);
1359                         vfi->click_id = id;
1360
1361                         vficon_selection_add(vfi, vfi->click_id, SELECTION_PRELIGHT, NULL);
1362                         tip_unschedule(vfi);
1363
1364                         vfi->popup = vficon_pop_menu(vfi, (id != NULL));
1365                         gtk_menu_popup(GTK_MENU(vfi->popup), NULL, NULL, vfi_menu_position_cb, vfi, 0, GDK_CURRENT_TIME);
1366                         break;
1367                 default:
1368                         stop_signal = FALSE;
1369                         break;
1370                 }
1371
1372         if (focus_row != 0 || focus_col != 0)
1373                 {
1374                 IconData *new_id;
1375                 IconData *old_id;
1376
1377                 old_id = vficon_find_data(vfi, vfi->focus_row, vfi->focus_column, NULL);
1378                 vficon_move_focus(vfi, focus_row, focus_col, TRUE);
1379                 new_id = vficon_find_data(vfi, vfi->focus_row, vfi->focus_column, NULL);
1380
1381                 if (new_id != old_id)
1382                         {
1383                         if (event->state & GDK_SHIFT_MASK)
1384                                 {
1385                                 if (!options->collections.rectangular_selection)
1386                                         {
1387                                         vficon_select_region_util(vfi, old_id, new_id, FALSE);
1388                                         }
1389                                 else
1390                                         {
1391                                         vficon_select_region_util(vfi, vfi->click_id, old_id, FALSE);
1392                                         }
1393                                 vficon_select_region_util(vfi, vfi->click_id, new_id, TRUE);
1394                                 vficon_send_layout_select(vfi, new_id);
1395                                 }
1396                         else if (event->state & GDK_CONTROL_MASK)
1397                                 {
1398                                 vfi->click_id = new_id;
1399                                 }
1400                         else
1401                                 {
1402                                 vfi->click_id = new_id;
1403                                 vficon_select_none(vfi);
1404                                 vficon_select(vfi, new_id);
1405                                 vficon_send_layout_select(vfi, new_id);
1406                                 }
1407                         }
1408                 }
1409
1410         if (stop_signal)
1411                 {
1412 #if 0
1413                 g_signal_stop_emission_by_name(GTK_OBJECT(widget), "key_press_event");
1414 #endif
1415                 tip_unschedule(vfi);
1416                 }
1417
1418         return stop_signal;
1419 }
1420
1421 /*
1422  *-------------------------------------------------------------------
1423  * mouse
1424  *-------------------------------------------------------------------
1425  */
1426
1427 static gint vficon_motion_cb(GtkWidget *widget, GdkEventButton *bevent, gpointer data)
1428 {
1429         ViewFileIcon *vfi = data;
1430         IconData *id;
1431
1432         id = vficon_find_data_by_coord(vfi, (gint)bevent->x, (gint)bevent->y, NULL);
1433         tip_update(vfi, id);
1434
1435         return FALSE;
1436 }
1437
1438 static gint vficon_press_cb(GtkWidget *widget, GdkEventButton *bevent, gpointer data)
1439 {
1440         ViewFileIcon *vfi = data;
1441         GtkTreeIter iter;
1442         IconData *id;
1443
1444         tip_unschedule(vfi);
1445
1446         id = vficon_find_data_by_coord(vfi, (gint)bevent->x, (gint)bevent->y, &iter);
1447
1448         vfi->click_id = id;
1449         vficon_selection_add(vfi, vfi->click_id, SELECTION_PRELIGHT, &iter);
1450
1451         switch (bevent->button)
1452                 {
1453                 case MOUSE_BUTTON_LEFT:
1454                         if (!GTK_WIDGET_HAS_FOCUS(vfi->listview))
1455                                 {
1456                                 gtk_widget_grab_focus(vfi->listview);
1457                                 }
1458 #if 0
1459                         if (bevent->type == GDK_2BUTTON_PRESS &&
1460                             vfi->layout)
1461                                 {
1462                                 vficon_selection_remove(vfi, vfi->click_id, SELECTION_PRELIGHT, &iter);
1463                                 layout_image_full_screen_start(vfi->layout);
1464                                 }
1465 #endif
1466                         break;
1467                 case MOUSE_BUTTON_RIGHT:
1468                         vfi->popup = vficon_pop_menu(vfi, (id != NULL));
1469                         gtk_menu_popup(GTK_MENU(vfi->popup), NULL, NULL, NULL, NULL, bevent->button, bevent->time);
1470                         break;
1471                 default:
1472                         break;
1473                 }
1474
1475         return TRUE;
1476 }
1477
1478 static gint vficon_release_cb(GtkWidget *widget, GdkEventButton *bevent, gpointer data)
1479 {
1480         ViewFileIcon *vfi = data;
1481         GtkTreeIter iter;
1482         IconData *id = NULL;
1483         gint was_selected = FALSE;
1484
1485         tip_schedule(vfi);
1486
1487         if ((gint)bevent->x != 0 || (gint) bevent->y != 0)
1488                 {
1489                 id = vficon_find_data_by_coord(vfi, (gint)bevent->x, (gint)bevent->y, &iter);
1490                 }
1491
1492         if (vfi->click_id)
1493                 {
1494                 vficon_selection_remove(vfi, vfi->click_id, SELECTION_PRELIGHT, NULL);
1495                 }
1496
1497         if (id) was_selected = (id->selected & SELECTION_SELECTED);
1498
1499         if (bevent->button == MOUSE_BUTTON_LEFT &&
1500             id && vfi->click_id == id)
1501                 {
1502                 vficon_set_focus(vfi, id);
1503
1504                 if (bevent->state & GDK_CONTROL_MASK)
1505                         {
1506                         gint select;
1507
1508                         select = !(id->selected & SELECTION_SELECTED);
1509                         if ((bevent->state & GDK_SHIFT_MASK) && vfi->prev_selection)
1510                                 {
1511                                 vficon_select_region_util(vfi, vfi->prev_selection, id, select);
1512                                 }
1513                         else
1514                                 {
1515                                 vficon_select_util(vfi, id, select);
1516                                 }
1517                         }
1518                 else
1519                         {
1520                         vficon_select_none(vfi);
1521
1522                         if ((bevent->state & GDK_SHIFT_MASK) &&
1523                             vfi->prev_selection)
1524                                 {
1525                                 vficon_select_region_util(vfi, vfi->prev_selection, id, TRUE);
1526                                 }
1527                         else
1528                                 {
1529                                 vficon_select_util(vfi, id, TRUE);
1530                                 was_selected = FALSE;
1531                                 }
1532                         }
1533                 }
1534         else if (bevent->button == MOUSE_BUTTON_MIDDLE &&
1535                  id && vfi->click_id == id)
1536                 {
1537                 vficon_select_util(vfi, id, !(id->selected & SELECTION_SELECTED));
1538                 }
1539
1540         if (id && !was_selected &&
1541             (id->selected & SELECTION_SELECTED))
1542                 {
1543                 vficon_send_layout_select(vfi, id);
1544                 }
1545
1546         return TRUE;
1547 }
1548
1549 static gint vficon_leave_cb(GtkWidget *widget, GdkEventCrossing *event, gpointer data)
1550 {
1551         ViewFileIcon *vfi = data;
1552
1553         tip_unschedule(vfi);
1554         return FALSE;
1555 }
1556
1557 /*
1558  *-------------------------------------------------------------------
1559  * population
1560  *-------------------------------------------------------------------
1561  */
1562
1563 static gboolean vficon_destroy_node_cb(GtkTreeModel *store, GtkTreePath *tpath, GtkTreeIter *iter, gpointer data)
1564 {
1565         GList *list;
1566
1567         gtk_tree_model_get(store, iter, FILE_COLUMN_POINTER, &list, -1);
1568         g_list_free(list);
1569
1570         return FALSE;
1571 }
1572
1573 static void vficon_clear_store(ViewFileIcon *vfi)
1574 {
1575         GtkTreeModel *store;
1576
1577         store = gtk_tree_view_get_model(GTK_TREE_VIEW(vfi->listview));
1578         gtk_tree_model_foreach(store, vficon_destroy_node_cb, NULL);
1579
1580         gtk_list_store_clear(GTK_LIST_STORE(store));
1581 }
1582
1583 static void vficon_set_thumb(ViewFileIcon *vfi, FileData *fd, GdkPixbuf *pb)
1584 {
1585         GtkTreeModel *store;
1586         GtkTreeIter iter;
1587         GList *list;
1588
1589         if (!vficon_find_iter(vfi, vficon_icon_data(vfi, fd), &iter, NULL)) return;
1590
1591         store = gtk_tree_view_get_model(GTK_TREE_VIEW(vfi->listview));
1592
1593         if (pb) g_object_ref(pb);
1594         if (fd->pixbuf) g_object_unref(fd->pixbuf);
1595         fd->pixbuf = pb;
1596
1597         gtk_tree_model_get(store, &iter, FILE_COLUMN_POINTER, &list, -1);
1598         gtk_list_store_set(GTK_LIST_STORE(store), &iter, FILE_COLUMN_POINTER, list, -1);
1599 }
1600
1601 static GList *vficon_add_row(ViewFileIcon *vfi, GtkTreeIter *iter)
1602 {
1603         GtkListStore *store;
1604         GList *list = NULL;
1605         gint i;
1606
1607         for (i = 0; i < vfi->columns; i++) list = g_list_prepend(list, NULL);
1608
1609         store = GTK_LIST_STORE(gtk_tree_view_get_model(GTK_TREE_VIEW(vfi->listview)));
1610         gtk_list_store_append(store, iter);
1611         gtk_list_store_set(store, iter, FILE_COLUMN_POINTER, list, -1);
1612
1613         return list;
1614 }
1615
1616 static void vficon_populate(ViewFileIcon *vfi, gint resize, gint keep_position)
1617 {
1618         GtkTreeModel *store;
1619         GtkTreePath *tpath;
1620         gint row;
1621         GList *work;
1622         IconData *visible_id = NULL;
1623
1624         vficon_verify_selections(vfi);
1625
1626         store = gtk_tree_view_get_model(GTK_TREE_VIEW(vfi->listview));
1627
1628         if (keep_position && GTK_WIDGET_REALIZED(vfi->listview) &&
1629             gtk_tree_view_get_path_at_pos(GTK_TREE_VIEW(vfi->listview), 0, 0, &tpath, NULL, NULL, NULL))
1630                 {
1631                 GtkTreeIter iter;
1632                 GList *list;
1633
1634                 gtk_tree_model_get_iter(store, &iter, tpath);
1635                 gtk_tree_path_free(tpath);
1636
1637                 gtk_tree_model_get(store, &iter, FILE_COLUMN_POINTER, &list, -1);
1638                 if (list) visible_id = list->data;
1639                 }
1640
1641         vficon_clear_store(vfi);
1642
1643         if (resize)
1644                 {
1645                 gint i;
1646                 gint thumb_width;
1647
1648                 thumb_width = vficon_get_icon_width(vfi);
1649
1650                 for (i = 0; i < VFICON_MAX_COLUMNS; i++)
1651                         {
1652                         GtkTreeViewColumn *column;
1653                         GtkCellRenderer *cell;
1654                         GList *list;
1655
1656                         column = gtk_tree_view_get_column(GTK_TREE_VIEW(vfi->listview), i);
1657                         gtk_tree_view_column_set_visible(column, (i < vfi->columns));
1658                         gtk_tree_view_column_set_fixed_width(column, thumb_width + (THUMB_BORDER_PADDING * 6));
1659
1660                         list = gtk_tree_view_column_get_cell_renderers(column);
1661                         cell = (list) ? list->data : NULL;
1662                         g_list_free(list);
1663
1664                         if (cell && GQV_IS_CELL_RENDERER_ICON(cell))
1665                                 {
1666                                 g_object_set(G_OBJECT(cell), "fixed_width", thumb_width,
1667                                                              "fixed_height", options->thumbnails.max_height,
1668                                                              "show_text", vfi->show_text, NULL);
1669                                 }
1670                         }
1671                 if (GTK_WIDGET_REALIZED(vfi->listview)) gtk_tree_view_columns_autosize(GTK_TREE_VIEW(vfi->listview));
1672                 }
1673
1674         row = -1;
1675         work = vfi->list;
1676         while (work)
1677                 {
1678                 GList *list;
1679                 GtkTreeIter iter;
1680
1681                 row++;
1682
1683                 list = vficon_add_row(vfi, &iter);
1684                 while (work && list)
1685                         {
1686                         IconData *id;
1687
1688                         id = work->data;
1689                         id->row = row;
1690
1691                         list->data = work->data;
1692                         list = list->next;
1693                         work = work->next;
1694                         }
1695                 }
1696
1697         if (visible_id &&
1698             gtk_tree_view_get_path_at_pos(GTK_TREE_VIEW(vfi->listview), 0, 0, &tpath, NULL, NULL, NULL))
1699                 {
1700                 GtkTreeIter iter;
1701                 GList *list;
1702
1703                 gtk_tree_model_get_iter(store, &iter, tpath);
1704                 gtk_tree_path_free(tpath);
1705
1706                 gtk_tree_model_get(store, &iter, FILE_COLUMN_POINTER, &list, -1);
1707                 if (g_list_find(list, visible_id) == NULL &&
1708                     vficon_find_iter(vfi, visible_id, &iter, NULL))
1709                         {
1710                         tree_view_row_make_visible(GTK_TREE_VIEW(vfi->listview), &iter, FALSE);
1711                         }
1712                 }
1713
1714         vfi->rows = row + 1;
1715
1716         vficon_send_update(vfi);
1717         vficon_thumb_update(vfi);
1718 }
1719
1720 static void vficon_populate_at_new_size(ViewFileIcon *vfi, gint w, gint h, gint force)
1721 {
1722         gint new_cols;
1723         gint thumb_width;
1724
1725         thumb_width = vficon_get_icon_width(vfi);
1726
1727         new_cols = w / (thumb_width + (THUMB_BORDER_PADDING * 6));
1728         if (new_cols < 1) new_cols = 1;
1729
1730         if (!force && new_cols == vfi->columns) return;
1731
1732         vfi->columns = new_cols;
1733
1734         vficon_populate(vfi, TRUE, TRUE);
1735
1736         if (debug) printf("col tab pop cols=%d rows=%d\n", vfi->columns, vfi->rows);
1737 }
1738
1739 static void vficon_sync(ViewFileIcon *vfi)
1740 {
1741         GtkTreeModel *store;
1742         GtkTreeIter iter;
1743         GList *work;
1744         gint r, c;
1745
1746         if (vfi->rows == 0) return;
1747
1748         store = gtk_tree_view_get_model(GTK_TREE_VIEW(vfi->listview));
1749
1750         r = -1;
1751         c = 0;
1752
1753         work = vfi->list;
1754         while (work)
1755                 {
1756                 GList *list;
1757                 r++;
1758                 c = 0;
1759                 if (gtk_tree_model_iter_nth_child(store, &iter, NULL, r))
1760                         {
1761                         gtk_tree_model_get(store, &iter, FILE_COLUMN_POINTER, &list, -1);
1762                         gtk_list_store_set(GTK_LIST_STORE(store), &iter, FILE_COLUMN_POINTER, list, -1);
1763                         }
1764                 else
1765                         {
1766                         list = vficon_add_row(vfi, &iter);
1767                         }
1768
1769                 while (list)
1770                         {
1771                         IconData *id;
1772
1773                         if (work)
1774                                 {
1775                                 id = work->data;
1776                                 work = work->next;
1777                                 c++;
1778
1779                                 id->row = r;
1780                                 }
1781                         else
1782                                 {
1783                                 id = NULL;
1784                                 }
1785
1786                         list->data = id;
1787                         list = list->next;
1788                         }
1789                 }
1790
1791         r++;
1792         while (gtk_tree_model_iter_nth_child(store, &iter, NULL, r))
1793                 {
1794                 GList *list;
1795
1796                 gtk_tree_model_get(store, &iter, FILE_COLUMN_POINTER, &list, -1);
1797                 gtk_list_store_remove(GTK_LIST_STORE(store), &iter);
1798                 g_list_free(list);
1799                 }
1800
1801         vfi->rows = r;
1802
1803         vficon_update_focus(vfi);
1804 }
1805
1806 static gint vficon_sync_idle_cb(gpointer data)
1807 {
1808         ViewFileIcon *vfi = data;
1809
1810         if (vfi->sync_idle_id == -1) return FALSE;
1811         vfi->sync_idle_id = -1;
1812
1813         vficon_sync(vfi);
1814         return FALSE;
1815 }
1816
1817 static void vficon_sync_idle(ViewFileIcon *vfi)
1818 {
1819         if (vfi->sync_idle_id == -1)
1820                 {
1821                 /* high priority, the view needs to be resynced before a redraw
1822                  * may contain invalid pointers at this time
1823                  */
1824                 vfi->sync_idle_id = g_idle_add_full(G_PRIORITY_HIGH, vficon_sync_idle_cb, vfi, NULL);
1825                 }
1826 }
1827
1828 static void vficon_sized_cb(GtkWidget *widget, GtkAllocation *allocation, gpointer data)
1829 {
1830         ViewFileIcon *vfi = data;
1831
1832         vficon_populate_at_new_size(vfi, allocation->width, allocation->height, FALSE);
1833 }
1834
1835 /*
1836  *-----------------------------------------------------------------------------
1837  * misc
1838  *-----------------------------------------------------------------------------
1839  */
1840
1841 void vficon_sort_set(ViewFileIcon *vfi, SortType type, gint ascend)
1842 {
1843         if (vfi->sort_method == type && vfi->sort_ascend == ascend) return;
1844
1845         vfi->sort_method = type;
1846         vfi->sort_ascend = ascend;
1847
1848         if (!vfi->list) return;
1849
1850         vfi->list = iconlist_sort(vfi->list, vfi->sort_method, vfi->sort_ascend);
1851         vficon_sync(vfi);
1852 }
1853
1854 /*
1855  *-----------------------------------------------------------------------------
1856  * thumb updates
1857  *-----------------------------------------------------------------------------
1858  */
1859
1860 static gint vficon_thumb_next(ViewFileIcon *vfi);
1861
1862 static void vficon_thumb_status(ViewFileIcon *vfi, gdouble val, const gchar *text)
1863 {
1864         if (vfi->func_thumb_status)
1865                 {
1866                 vfi->func_thumb_status(vfi, val, text, vfi->data_thumb_status);
1867                 }
1868 }
1869
1870 static void vficon_thumb_cleanup(ViewFileIcon *vfi)
1871 {
1872         vficon_thumb_status(vfi, 0.0, NULL);
1873
1874         g_list_free(vfi->thumbs_list);
1875         vfi->thumbs_list = NULL;
1876         vfi->thumbs_count = 0;
1877         vfi->thumbs_running = FALSE;
1878
1879         thumb_loader_free(vfi->thumbs_loader);
1880         vfi->thumbs_loader = NULL;
1881
1882         vfi->thumbs_fd = NULL;
1883 }
1884
1885 static void vficon_thumb_stop(ViewFileIcon *vfi)
1886 {
1887         if (vfi->thumbs_running) vficon_thumb_cleanup(vfi);
1888 }
1889
1890 static void vficon_thumb_do(ViewFileIcon *vfi, ThumbLoader *tl, FileData *fd)
1891 {
1892         GdkPixbuf *pixbuf;
1893
1894         if (!fd) return;
1895
1896         pixbuf = thumb_loader_get_pixbuf(tl, TRUE);
1897         vficon_set_thumb(vfi, fd, pixbuf);
1898         g_object_unref(pixbuf);
1899
1900         vficon_thumb_status(vfi, (gdouble)(vfi->thumbs_count) / g_list_length(vfi->list), _("Loading thumbs..."));
1901 }
1902
1903 static void vficon_thumb_error_cb(ThumbLoader *tl, gpointer data)
1904 {
1905         ViewFileIcon *vfi = data;
1906
1907         if (vfi->thumbs_fd && vfi->thumbs_loader == tl)
1908                 {
1909                 vficon_thumb_do(vfi, tl, vfi->thumbs_fd);
1910                 }
1911
1912         while (vficon_thumb_next(vfi));
1913 }
1914
1915 static void vficon_thumb_done_cb(ThumbLoader *tl, gpointer data)
1916 {
1917         ViewFileIcon *vfi = data;
1918
1919         if (vfi->thumbs_fd && vfi->thumbs_loader == tl)
1920                 {
1921                 vficon_thumb_do(vfi, tl, vfi->thumbs_fd);
1922                 }
1923
1924         while (vficon_thumb_next(vfi));
1925 }
1926
1927 static gint vficon_thumb_next(ViewFileIcon *vfi)
1928 {
1929         GtkTreePath *tpath;
1930         FileData *fd = NULL;
1931
1932         if (!GTK_WIDGET_REALIZED(vfi->listview))
1933                 {
1934                 vficon_thumb_status(vfi, 0.0, NULL);
1935                 return FALSE;
1936                 }
1937
1938         if (gtk_tree_view_get_path_at_pos(GTK_TREE_VIEW(vfi->listview), 0, 0, &tpath, NULL, NULL, NULL))
1939                 {
1940                 GtkTreeModel *store;
1941                 GtkTreeIter iter;
1942                 gint valid = TRUE;
1943
1944                 store = gtk_tree_view_get_model(GTK_TREE_VIEW(vfi->listview));
1945                 gtk_tree_model_get_iter(store, &iter, tpath);
1946                 gtk_tree_path_free(tpath);
1947
1948                 while (!fd && valid && tree_view_row_get_visibility(GTK_TREE_VIEW(vfi->listview), &iter, FALSE) == 0)
1949                         {
1950                         GList *list;
1951
1952                         gtk_tree_model_get(store, &iter, FILE_COLUMN_POINTER, &list, -1);
1953
1954                         while (!fd && list)
1955                                 {
1956                                 IconData *id = list->data;
1957                                 if (id && !id->fd->pixbuf) fd = id->fd;
1958                                 list = list->next;
1959                                 }
1960
1961                         valid = gtk_tree_model_iter_next(store, &iter);
1962                         }
1963                 }
1964
1965         /* then find first undone */
1966
1967         if (!fd)
1968                 {
1969                 GList *work = vfi->list;
1970                 while (work && !fd)
1971                         {
1972                         IconData *id = work->data;
1973                         FileData *fd_p = id->fd;
1974                         work = work->next;
1975
1976                         if (!fd_p->pixbuf) fd = fd_p;
1977                         }
1978                 }
1979
1980         if (!fd)
1981                 {
1982                 /* done */
1983                 vficon_thumb_cleanup(vfi);
1984                 return FALSE;
1985                 }
1986
1987         vfi->thumbs_count++;
1988
1989         vfi->thumbs_fd = fd;
1990
1991         thumb_loader_free(vfi->thumbs_loader);
1992
1993         vfi->thumbs_loader = thumb_loader_new(options->thumbnails.max_width, options->thumbnails.max_height);
1994         thumb_loader_set_callbacks(vfi->thumbs_loader,
1995                                    vficon_thumb_done_cb,
1996                                    vficon_thumb_error_cb,
1997                                    NULL,
1998                                    vfi);
1999
2000         if (!thumb_loader_start(vfi->thumbs_loader, fd->path))
2001                 {
2002                 /* set icon to unknown, continue */
2003                 if (debug) printf("thumb loader start failed %s\n", vfi->thumbs_loader->path);
2004                 vficon_thumb_do(vfi, vfi->thumbs_loader, fd);
2005
2006                 return TRUE;
2007                 }
2008
2009         return FALSE;
2010 }
2011
2012 static void vficon_thumb_update(ViewFileIcon *vfi)
2013 {
2014         vficon_thumb_stop(vfi);
2015
2016         vficon_thumb_status(vfi, 0.0, _("Loading thumbs..."));
2017         vfi->thumbs_running = TRUE;
2018
2019         while (vficon_thumb_next(vfi));
2020 }
2021
2022 /*
2023  *-----------------------------------------------------------------------------
2024  * row stuff
2025  *-----------------------------------------------------------------------------
2026  */
2027
2028 FileData *vficon_index_get_data(ViewFileIcon *vfi, gint row)
2029 {
2030         IconData *id;
2031
2032         id = g_list_nth_data(vfi->list, row);
2033         return id ? id->fd : NULL;
2034 }
2035
2036 gchar *vficon_index_get_path(ViewFileIcon *vfi, gint row)
2037 {
2038         FileData *fd;
2039         IconData *id;
2040
2041         id = g_list_nth_data(vfi->list, row);
2042         fd = id ? id->fd : NULL;
2043
2044         return (fd ? fd->path : NULL);
2045 }
2046
2047 gint vficon_index_by_path(ViewFileIcon *vfi, const gchar *path)
2048 {
2049         gint p = 0;
2050         GList *work;
2051
2052         if (!path) return -1;
2053
2054         work = vfi->list;
2055         while (work)
2056                 {
2057                 IconData *id = work->data;
2058                 FileData *fd = id->fd;
2059                 if (strcmp(path, fd->path) == 0) return p;
2060                 work = work->next;
2061                 p++;
2062                 }
2063
2064         return -1;
2065 }
2066
2067 gint vficon_index_by_fd(ViewFileIcon *vfi, FileData *in_fd)
2068 {
2069         gint p = 0;
2070         GList *work;
2071
2072         if (!in_fd) return -1;
2073
2074         work = vfi->list;
2075         while (work)
2076                 {
2077                 IconData *id = work->data;
2078                 FileData *fd = id->fd;
2079                 if (fd == in_fd) return p;
2080                 work = work->next;
2081                 p++;
2082                 }
2083
2084         return -1;
2085 }
2086
2087 static gint vficon_index_by_id(ViewFileIcon *vfi, IconData *in_id)
2088 {
2089         gint p = 0;
2090         GList *work;
2091
2092         if (!in_id) return -1;
2093
2094         work = vfi->list;
2095         while (work)
2096                 {
2097                 IconData *id = work->data;
2098                 if (id == in_id) return p;
2099                 work = work->next;
2100                 p++;
2101                 }
2102
2103         return -1;
2104 }
2105
2106 gint vficon_count(ViewFileIcon *vfi, gint64 *bytes)
2107 {
2108         if (bytes)
2109                 {
2110                 gint64 b = 0;
2111                 GList *work;
2112
2113                 work = vfi->list;
2114                 while (work)
2115                         {
2116
2117                         IconData *id = work->data;
2118                         FileData *fd = id->fd;
2119                         work = work->next;
2120                         b += fd->size;
2121                         }
2122
2123                 *bytes = b;
2124                 }
2125
2126         return g_list_length(vfi->list);
2127 }
2128
2129 GList *vficon_get_list(ViewFileIcon *vfi)
2130 {
2131         GList *list = NULL;
2132         GList *work;
2133
2134         work = vfi->list;
2135         while (work)
2136                 {
2137                 IconData *id = work->data;
2138                 FileData *fd = id->fd;
2139                 work = work->next;
2140
2141                 list = g_list_prepend(list, file_data_ref(fd));
2142                 }
2143
2144         return g_list_reverse(list);
2145 }
2146
2147 /*
2148  *-----------------------------------------------------------------------------
2149  *
2150  *-----------------------------------------------------------------------------
2151  */
2152
2153 static gint vficon_refresh_real(ViewFileIcon *vfi, gint keep_position)
2154 {
2155         gint ret = TRUE;
2156         GList *old_list;
2157         GList *work;
2158         IconData *focus_id;
2159
2160         focus_id = vfi->focus_id;
2161
2162         old_list = vfi->list;
2163         vfi->list = NULL;
2164
2165         if (vfi->path)
2166                 {
2167                 ret = iconlist_read(vfi->path, &vfi->list);
2168                 }
2169
2170         /* check for same files from old_list */
2171         work = old_list;
2172         while (work)
2173                 {
2174                 IconData *id;
2175                 FileData *fd;
2176
2177                 GList *needle;
2178
2179                 id = work->data;
2180                 fd = id->fd;
2181
2182                 needle = vfi->list;
2183                 while (needle)
2184                         {
2185                         IconData *idn = needle->data;
2186                         FileData *fdn = idn->fd;
2187                         if (fdn == fd)
2188                                 {
2189                                 /* swap, to retain old thumb, selection */
2190                                 needle->data = id;
2191                                 work->data = idn;
2192                                 needle = NULL;
2193                                 }
2194                         else
2195                                 {
2196                                 needle = needle->next;
2197                                 }
2198                         }
2199
2200                 work = work->next;
2201                 }
2202
2203         vfi->list = iconlist_sort(vfi->list, vfi->sort_method, vfi->sort_ascend);
2204
2205         work = old_list;
2206         while (work)
2207                 {
2208                 IconData *id = work->data;
2209                 work = work->next;
2210
2211                 if (id == vfi->prev_selection) vfi->prev_selection = NULL;
2212                 if (id == vfi->click_id) vfi->click_id = NULL;
2213                 }
2214
2215         vficon_populate(vfi, TRUE, keep_position);
2216
2217         /* attempt to keep focus on same icon when refreshing */
2218         if (focus_id && g_list_find(vfi->list, focus_id))
2219                 {
2220                 vficon_set_focus(vfi, focus_id);
2221                 }
2222
2223         iconlist_free(old_list);
2224
2225         return ret;
2226 }
2227
2228 gint vficon_refresh(ViewFileIcon *vfi)
2229 {
2230         return vficon_refresh_real(vfi, TRUE);
2231 }
2232
2233 /*
2234  *-----------------------------------------------------------------------------
2235  * draw, etc.
2236  *-----------------------------------------------------------------------------
2237  */
2238
2239 typedef struct _ColumnData ColumnData;
2240 struct _ColumnData
2241 {
2242         ViewFileIcon *vfi;
2243         gint number;
2244 };
2245
2246 static void vficon_cell_data_cb(GtkTreeViewColumn *tree_column, GtkCellRenderer *cell,
2247                                 GtkTreeModel *tree_model, GtkTreeIter *iter, gpointer data)
2248 {
2249         ColumnData *cd = data;
2250         ViewFileIcon *vfi;
2251         GtkStyle *style;
2252         GList *list;
2253         GdkColor color_fg;
2254         GdkColor color_bg;
2255         IconData *id;
2256
2257         vfi = cd->vfi;
2258
2259         gtk_tree_model_get(tree_model, iter, FILE_COLUMN_POINTER, &list, -1);
2260
2261         id = g_list_nth_data(list, cd->number);
2262
2263         if (id) g_assert(id->fd->magick == 0x12345678);
2264
2265         style = gtk_widget_get_style(vfi->listview);
2266         if (id && id->selected & SELECTION_SELECTED)
2267                 {
2268                 memcpy(&color_fg, &style->text[GTK_STATE_SELECTED], sizeof(color_fg));
2269                 memcpy(&color_bg, &style->base[GTK_STATE_SELECTED], sizeof(color_bg));
2270                 }
2271         else
2272                 {
2273                 memcpy(&color_fg, &style->text[GTK_STATE_NORMAL], sizeof(color_fg));
2274                 memcpy(&color_bg, &style->base[GTK_STATE_NORMAL], sizeof(color_bg));
2275                 }
2276
2277         if (id && id->selected & SELECTION_PRELIGHT)
2278                 {
2279 #if 0
2280                 shift_color(&color_fg, -1, 0);
2281 #endif
2282                 shift_color(&color_bg, -1, 0);
2283                 }
2284
2285         if (GQV_IS_CELL_RENDERER_ICON(cell))
2286                 {
2287                 if (id)
2288                         {
2289                         g_object_set(cell,      "pixbuf", id->fd->pixbuf,
2290                                                 "text", id->fd->name,
2291                                                 "cell-background-gdk", &color_bg,
2292                                                 "cell-background-set", TRUE,
2293                                                 "foreground-gdk", &color_fg,
2294                                                 "foreground-set", TRUE,
2295                                                 "has-focus", (vfi->focus_id == id), NULL);
2296                         }
2297                 else
2298                         {
2299                         g_object_set(cell,      "pixbuf", NULL,
2300                                                 "text", NULL,
2301                                                 "cell-background-set", FALSE,
2302                                                 "foreground-set", FALSE,
2303                                                 "has-focus", FALSE, NULL);
2304                         }
2305                 }
2306 }
2307
2308 static void vficon_append_column(ViewFileIcon *vfi, gint n)
2309 {
2310         ColumnData *cd;
2311         GtkTreeViewColumn *column;
2312         GtkCellRenderer *renderer;
2313
2314         column = gtk_tree_view_column_new();
2315         gtk_tree_view_column_set_min_width(column, 0);
2316
2317         gtk_tree_view_column_set_sizing(column, GTK_TREE_VIEW_COLUMN_FIXED);
2318         gtk_tree_view_column_set_alignment(column, 0.5);
2319
2320         renderer = gqv_cell_renderer_icon_new();
2321         gtk_tree_view_column_pack_start(column, renderer, FALSE);
2322         g_object_set(G_OBJECT(renderer), "xpad", THUMB_BORDER_PADDING * 2,
2323                                          "ypad", THUMB_BORDER_PADDING,
2324                                          "mode", GTK_CELL_RENDERER_MODE_ACTIVATABLE, NULL);
2325
2326         g_object_set_data(G_OBJECT(column), "column_number", GINT_TO_POINTER(n));
2327
2328         cd = g_new0(ColumnData, 1);
2329         cd->vfi = vfi;
2330         cd->number = n;
2331         gtk_tree_view_column_set_cell_data_func(column, renderer, vficon_cell_data_cb, cd, g_free);
2332
2333         gtk_tree_view_append_column(GTK_TREE_VIEW(vfi->listview), column);
2334 }
2335
2336 /*
2337  *-----------------------------------------------------------------------------
2338  * base
2339  *-----------------------------------------------------------------------------
2340  */
2341
2342 gint vficon_set_path(ViewFileIcon *vfi, const gchar *path)
2343 {
2344         gint ret;
2345
2346         if (!path) return FALSE;
2347         if (vfi->path && strcmp(path, vfi->path) == 0) return TRUE;
2348
2349         g_free(vfi->path);
2350         vfi->path = g_strdup(path);
2351
2352         g_list_free(vfi->selection);
2353         vfi->selection = NULL;
2354
2355         iconlist_free(vfi->list);
2356         vfi->list = NULL;
2357
2358         /* NOTE: populate will clear the store for us */
2359         ret = vficon_refresh_real(vfi, FALSE);
2360
2361         vfi->focus_id = NULL;
2362         vficon_move_focus(vfi, 0, 0, FALSE);
2363
2364         return ret;
2365 }
2366
2367 static void vficon_destroy_cb(GtkWidget *widget, gpointer data)
2368 {
2369         ViewFileIcon *vfi = data;
2370
2371         if (vfi->popup)
2372                 {
2373                 g_signal_handlers_disconnect_matched(G_OBJECT(vfi->popup), G_SIGNAL_MATCH_DATA,
2374                                                      0, 0, 0, NULL, vfi);
2375                 gtk_widget_destroy(vfi->popup);
2376                 }
2377
2378         if (vfi->sync_idle_id != -1) g_source_remove(vfi->sync_idle_id);
2379
2380         tip_unschedule(vfi);
2381
2382         vficon_thumb_cleanup(vfi);
2383
2384         g_free(vfi->path);
2385
2386         iconlist_free(vfi->list);
2387         g_list_free(vfi->selection);
2388         g_free(vfi);
2389 }
2390
2391 ViewFileIcon *vficon_new(const gchar *path)
2392 {
2393         ViewFileIcon *vfi;
2394         GtkListStore *store;
2395         GtkTreeSelection *selection;
2396         gint i;
2397
2398         vfi = g_new0(ViewFileIcon, 1);
2399
2400         vfi->path = NULL;
2401         vfi->sort_method = SORT_NAME;
2402         vfi->sort_ascend = TRUE;
2403
2404         vfi->selection = NULL;
2405         vfi->prev_selection = NULL;
2406
2407         vfi->tip_window = NULL;
2408         vfi->tip_delay_id = -1;
2409
2410         vfi->focus_row = 0;
2411         vfi->focus_column = 0;
2412         vfi->focus_id = NULL;
2413
2414         vfi->show_text = options->show_icon_names;
2415
2416         vfi->sync_idle_id = -1;
2417
2418         vfi->popup = NULL;
2419
2420         vfi->widget = gtk_scrolled_window_new(NULL, NULL);
2421         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(vfi->widget), GTK_SHADOW_IN);
2422         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(vfi->widget),
2423                                        GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
2424         g_signal_connect(G_OBJECT(vfi->widget), "destroy",
2425                          G_CALLBACK(vficon_destroy_cb), vfi);
2426
2427         store = gtk_list_store_new(1, G_TYPE_POINTER);
2428         vfi->listview = gtk_tree_view_new_with_model(GTK_TREE_MODEL(store));
2429         g_object_unref(store);
2430
2431         selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(vfi->listview));
2432         gtk_tree_selection_set_mode(GTK_TREE_SELECTION(selection), GTK_SELECTION_NONE);
2433
2434         gtk_tree_view_set_headers_visible(GTK_TREE_VIEW(vfi->listview), FALSE);
2435         gtk_tree_view_set_enable_search(GTK_TREE_VIEW(vfi->listview), FALSE);
2436
2437         for (i = 0; i < VFICON_MAX_COLUMNS; i++)
2438                 {
2439                 vficon_append_column(vfi, i);
2440                 }
2441
2442         /* zero width column to hide tree view focus, we draw it ourselves */
2443         vficon_append_column(vfi, i);
2444         /* end column to fill white space */
2445         vficon_append_column(vfi, i);
2446
2447         g_signal_connect(G_OBJECT(vfi->listview), "size_allocate",
2448                          G_CALLBACK(vficon_sized_cb), vfi);
2449         g_signal_connect(G_OBJECT(vfi->listview), "key_press_event",
2450                          G_CALLBACK(vficon_press_key_cb), vfi);
2451
2452         gtk_container_add(GTK_CONTAINER(vfi->widget), vfi->listview);
2453         gtk_widget_show(vfi->listview);
2454
2455         vficon_dnd_init(vfi);
2456
2457         gtk_widget_set_events(vfi->listview, GDK_POINTER_MOTION_MASK | GDK_BUTTON_RELEASE_MASK |
2458                               GDK_BUTTON_PRESS_MASK | GDK_LEAVE_NOTIFY_MASK);
2459         g_signal_connect(G_OBJECT(vfi->listview), "button_press_event",
2460                          G_CALLBACK(vficon_press_cb), vfi);
2461         g_signal_connect(G_OBJECT(vfi->listview), "button_release_event",
2462                          G_CALLBACK(vficon_release_cb), vfi);
2463         g_signal_connect(G_OBJECT(vfi->listview),"motion_notify_event",
2464                          G_CALLBACK(vficon_motion_cb), vfi);
2465         g_signal_connect(G_OBJECT(vfi->listview), "leave_notify_event",
2466                          G_CALLBACK(vficon_leave_cb), vfi);
2467
2468         /* force vfi->columns to be at least 1 (sane) - this will be corrected in the size_cb */
2469         vficon_populate_at_new_size(vfi, 1, 1, FALSE);
2470
2471         if (path) vficon_set_path(vfi, path);
2472
2473         return vfi;
2474 }
2475
2476 void vficon_set_status_func(ViewFileIcon *vfi,
2477                             void (*func)(ViewFileIcon *vfi, gpointer data), gpointer data)
2478 {
2479         vfi->func_status = func;
2480         vfi->data_status = data;
2481 }
2482
2483 void vficon_set_thumb_status_func(ViewFileIcon *vfi,
2484                                   void (*func)(ViewFileIcon *vfi, gdouble val, const gchar *text, gpointer data),
2485                                   gpointer data)
2486 {
2487         vfi->func_thumb_status = func;
2488         vfi->data_thumb_status = data;
2489 }
2490
2491 void vficon_set_layout(ViewFileIcon *vfi, LayoutWindow *layout)
2492 {
2493         vfi->layout = layout;
2494 }
2495
2496 /*
2497  *-----------------------------------------------------------------------------
2498  * maintenance (for rename, move, remove)
2499  *-----------------------------------------------------------------------------
2500  */
2501
2502 static gint vficon_maint_find_closest(ViewFileIcon *vfi, gint row, gint count, GList *ignore_list)
2503 {
2504         GList *list = NULL;
2505         GList *work;
2506         gint rev = row - 1;
2507         row ++;
2508
2509         work = ignore_list;
2510         while (work)
2511                 {
2512                 FileData *fd = work->data;
2513                 gint f = vficon_index_by_fd(vfi, work->data);
2514                 g_assert(fd->magick == 0x12345678);
2515                 if (f >= 0) list = g_list_prepend(list, GINT_TO_POINTER(f));
2516                 work = work->next;
2517                 }
2518
2519         while (list)
2520                 {
2521                 gint c = TRUE;
2522                 work = list;
2523                 while (work && c)
2524                         {
2525                         gpointer p = work->data;
2526                         work = work->next;
2527                         if (row == GPOINTER_TO_INT(p))
2528                                 {
2529                                 row++;
2530                                 c = FALSE;
2531                                 }
2532                         if (rev == GPOINTER_TO_INT(p))
2533                                 {
2534                                 rev--;
2535                                 c = FALSE;
2536                                 }
2537                         if (!c) list = g_list_remove(list, p);
2538                         }
2539                 if (c && list)
2540                         {
2541                         g_list_free(list);
2542                         list = NULL;
2543                         }
2544                 }
2545         if (row > count - 1)
2546                 {
2547                 if (rev < 0)
2548                         return -1;
2549                 else
2550                         return rev;
2551                 }
2552         else
2553                 {
2554                 return row;
2555                 }
2556 }
2557
2558 gint vficon_maint_renamed(ViewFileIcon *vfi, FileData *fd)
2559 {
2560         gint ret = FALSE;
2561         gint row;
2562         gchar *source_base;
2563         gchar *dest_base;
2564         IconData *id = vficon_icon_data(vfi, fd);
2565
2566         if (!id) return FALSE;
2567
2568         row = vficon_index_by_id(vfi, id);
2569         if (row < 0) return FALSE;
2570
2571         source_base = remove_level_from_path(fd->change->source);
2572         dest_base = remove_level_from_path(fd->change->dest);
2573
2574         if (strcmp(source_base, dest_base) == 0)
2575                 {
2576                 vfi->list = g_list_remove(vfi->list, id);
2577                 vfi->list = iconlist_insert_sort(vfi->list, id, vfi->sort_method, vfi->sort_ascend);
2578
2579                 vficon_sync_idle(vfi);
2580                 ret = TRUE;
2581                 }
2582         else
2583                 {
2584                 ret = vficon_maint_removed(vfi, fd, NULL);
2585                 }
2586
2587         g_free(source_base);
2588         g_free(dest_base);
2589
2590         return ret;
2591 }
2592
2593 gint vficon_maint_removed(ViewFileIcon *vfi, FileData *fd, GList *ignore_list)
2594 {
2595         gint row;
2596         gint new_row = -1;
2597         GtkTreeModel *store;
2598         GtkTreeIter iter;
2599         IconData *id = vficon_icon_data(vfi, fd);
2600
2601         if (!id) return FALSE;
2602
2603         row = g_list_index(vfi->list, id);
2604         if (row < 0) return FALSE;
2605
2606         if ((id->selected & SELECTION_SELECTED) &&
2607             layout_image_get_collection(vfi->layout, NULL) == NULL)
2608                 {
2609                 vficon_unselect(vfi, id);
2610
2611                 if (!vfi->selection)
2612                         {
2613                         gint n;
2614
2615                         n = vficon_count(vfi, NULL);
2616                         if (ignore_list)
2617                                 {
2618                                 new_row = vficon_maint_find_closest(vfi, row, n, ignore_list);
2619                                 if (debug) printf("row = %d, closest is %d\n", row, new_row);
2620                                 }
2621                         else
2622                                 {
2623                                 if (row + 1 < n)
2624                                         {
2625                                         new_row = row + 1;
2626                                         }
2627                                 else if (row > 0)
2628                                         {
2629                                         new_row = row - 1;
2630                                         }
2631                                 }
2632                         }
2633                 else if (ignore_list)
2634                         {
2635                         GList *work;
2636
2637                         work = vfi->selection;
2638                         while (work)
2639                                 {
2640                                 IconData *ignore_id;
2641                                 FileData *ignore_fd;
2642                                 GList *tmp;
2643                                 gint match = FALSE;
2644
2645                                 ignore_id = work->data;
2646                                 ignore_fd = ignore_id->fd;
2647                                 g_assert(ignore_fd->magick == 0x12345678);
2648                                 work = work->next;
2649
2650                                 tmp = ignore_list;
2651                                 while (tmp && !match)
2652                                         {
2653                                         FileData *ignore_list_fd = tmp->data;
2654                                         g_assert(ignore_list_fd->magick == 0x12345678);
2655                                         tmp = tmp->next;
2656
2657                                         if (ignore_list_fd == ignore_fd)
2658                                                 {
2659                                                 match = TRUE;
2660                                                 }
2661                                         }
2662                                 if (!match)
2663                                         {
2664                                         new_row = g_list_index(vfi->list, ignore_id);
2665                                         work = NULL;
2666                                         }
2667                                 }
2668                         if (new_row == -1)
2669                                 {
2670                                 /* selection all ignored, use closest */
2671                                 new_row = vficon_maint_find_closest(vfi, row, vficon_count(vfi, NULL), ignore_list);
2672                                 }
2673                         }
2674                 else
2675                         {
2676                         new_row = g_list_index(vfi->list, vfi->selection->data);
2677                         }
2678                 if (new_row >= 0)
2679                         {
2680                         IconData *idn = g_list_nth_data(vfi->list, new_row);
2681
2682                         vficon_select(vfi, idn);
2683                         vficon_send_layout_select(vfi, idn);
2684                         }
2685                 }
2686
2687         /* Thumb loader check */
2688         if (fd == vfi->thumbs_fd) vfi->thumbs_fd = NULL;
2689         if (vfi->thumbs_count > 0) vfi->thumbs_count--;
2690
2691         if (vfi->prev_selection == id) vfi->prev_selection = NULL;
2692         if (vfi->click_id == id) vfi->click_id = NULL;
2693
2694         /* remove pointer to this fd from grid */
2695         store = gtk_tree_view_get_model(GTK_TREE_VIEW(vfi->listview));
2696         if (id->row >= 0 &&
2697             gtk_tree_model_iter_nth_child(store, &iter, NULL, id->row))
2698                 {
2699                 GList *list;
2700
2701                 gtk_tree_model_get(store, &iter, FILE_COLUMN_POINTER, &list, -1);
2702                 list = g_list_find(list, id);
2703                 if (list) list->data = NULL;
2704                 }
2705
2706         vfi->list = g_list_remove(vfi->list, id);
2707         file_data_unref(fd);
2708         g_free(id);
2709
2710         vficon_sync_idle(vfi);
2711         vficon_send_update(vfi);
2712
2713         return TRUE;
2714 }
2715
2716 gint vficon_maint_moved(ViewFileIcon *vfi, FileData *fd, GList *ignore_list)
2717 {
2718         gint ret = FALSE;
2719         gchar *buf;
2720
2721         if (!fd->change->source || !vfi->path) return FALSE;
2722
2723         buf = remove_level_from_path(fd->change->source);
2724
2725         if (strcmp(buf, vfi->path) == 0)
2726                 {
2727                 ret = vficon_maint_removed(vfi, fd, ignore_list);
2728                 }
2729
2730         g_free(buf);
2731
2732         return ret;
2733 }