src/view_file/view_file_icon.c

   1 /*
   2  * Copyright (C) 2006 John Ellis
   3  * Copyright (C) 2008 - 2016 The Geeqie Team
   4  *
   5  * Author: John Ellis
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; either version 2 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License along
  18  * with this program; if not, write to the Free Software Foundation, Inc.,
  19  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  20  */
  21
  22 #include "main.h"
  23 #include "view_file_icon.h"
  24
  25 #include "bar.h"
  26 #include "cellrenderericon.h"
  27 #include "collect.h"
  28 #include "collect-io.h"
  29 #include "collect-table.h"
  30 #include "dnd.h"
  31 #include "editors.h"
  32 #include "img-view.h"
  33 #include "filedata.h"
  34 #include "layout.h"
  35 #include "layout_image.h"
  36 #include "menu.h"
  37 #include "metadata.h"
  38 #include "thumb.h"
  39 #include "utilops.h"
  40 #include "ui_fileops.h"
  41 #include "ui_menu.h"
  42 #include "ui_tree_edit.h"
  43 #include "uri_utils.h"
  44 #include "view_file.h"
  45
  46 #include <gdk/gdkkeysyms.h> /* for keyboard values */
  47
  48
  49 /* between these, the icon width is increased by thumb_max_width / 2 */
  50 #define THUMB_MIN_ICON_WIDTH 128
  51 #define THUMB_MAX_ICON_WIDTH 160
  52 #define THUMB_MIN_ICON_WIDTH_WITH_MARKS TOGGLE_SPACING * FILEDATA_MARKS_SIZE
  53
  54 #define VFICON_MAX_COLUMNS 32
  55 #define THUMB_BORDER_PADDING 2
  56
  57 #define VFICON_TIP_DELAY 500
  58
  59 enum {
  60         FILE_COLUMN_POINTER = 0,
  61         FILE_COLUMN_COUNT
  62 };
  63
  64 static void vficon_toggle_filenames(ViewFile *vf);
  65 static void vficon_selection_remove(ViewFile *vf, FileData *id, SelectionType mask, GtkTreeIter *iter);
  66 static void vficon_move_focus(ViewFile *vf, gint row, gint col, gboolean relative);
  67 static void vficon_set_focus(ViewFile *vf, FileData *fd);
  68 static void vficon_populate_at_new_size(ViewFile *vf, gint w, gint h, gboolean force);
  69
  70
  71 /*
  72  *-----------------------------------------------------------------------------
  73  * pop-up menu
  74  *-----------------------------------------------------------------------------
  75  */
  76
  77 GList *vficon_selection_get_one(ViewFile *vf, FileData *fd)
  78 {
  79         return g_list_prepend(filelist_copy(fd->sidecar_files), file_data_ref(fd));
  80 }
  81
  82 GList *vficon_pop_menu_file_list(ViewFile *vf)
  83 {
  84         if (!VFICON(vf)->click_fd) return NULL;
  85
  86         if (VFICON(vf)->click_fd->selected & SELECTION_SELECTED)
  87                 {
  88                 return vf_selection_get_list(vf);
  89                 }
  90
  91         return vficon_selection_get_one(vf, VFICON(vf)->click_fd);
  92 }
  93
  94 void vficon_pop_menu_view_cb(GtkWidget *widget, gpointer data)
  95 {
  96         ViewFile *vf = data;
  97
  98         if (!VFICON(vf)->click_fd) return;
  99
 100         if (VFICON(vf)->click_fd->selected & SELECTION_SELECTED)
 101                 {
 102                 GList *list;
 103
 104                 list = vf_selection_get_list(vf);
 105                 view_window_new_from_list(list);
 106                 filelist_free(list);
 107                 }
 108         else
 109                 {
 110                 view_window_new(VFICON(vf)->click_fd);
 111                 }
 112 }
 113
 114 void vficon_pop_menu_rename_cb(GtkWidget *widget, gpointer data)
 115 {
 116         ViewFile *vf = data;
 117
 118         file_util_rename(NULL, vf_pop_menu_file_list(vf), vf->listview);
 119 }
 120
 121 void vficon_pop_menu_show_names_cb(GtkWidget *widget, gpointer data)
 122 {
 123         ViewFile *vf = data;
 124
 125         vficon_toggle_filenames(vf);
 126 }
 127
 128 void vficon_pop_menu_refresh_cb(GtkWidget *widget, gpointer data)
 129 {
 130         ViewFile *vf = data;
 131
 132         vf_refresh(vf);
 133 }
 134
 135 void vficon_popup_destroy_cb(GtkWidget *widget, gpointer data)
 136 {
 137         ViewFile *vf = data;
 138         vficon_selection_remove(vf, VFICON(vf)->click_fd, SELECTION_PRELIGHT, NULL);
 139         VFICON(vf)->click_fd = NULL;
 140         vf->popup = NULL;
 141 }
 142
 143 /*
 144  *-------------------------------------------------------------------
 145  * signals
 146  *-------------------------------------------------------------------
 147  */
 148
 149 static void vficon_send_layout_select(ViewFile *vf, FileData *fd)
 150 {
 151         FileData *read_ahead_fd = NULL;
 152         FileData *sel_fd;
 153         FileData *cur_fd;
 154
 155         if (!vf->layout || !fd) return;
 156
 157         sel_fd = fd;
 158
 159         cur_fd = layout_image_get_fd(vf->layout);
 160         if (sel_fd == cur_fd) return; /* no change */
 161
 162         if (options->image.enable_read_ahead)
 163                 {
 164                 gint row;
 165
 166                 row = g_list_index(vf->list, fd);
 167                 if (row > vficon_index_by_fd(vf, cur_fd) &&
 168                     (guint) (row + 1) < vf_count(vf, NULL))
 169                         {
 170                         read_ahead_fd = vf_index_get_data(vf, row + 1);
 171                         }
 172                 else if (row > 0)
 173                         {
 174                         read_ahead_fd = vf_index_get_data(vf, row - 1);
 175                         }
 176                 }
 177
 178         layout_image_set_with_ahead(vf->layout, sel_fd, read_ahead_fd);
 179 }
 180
 181 static void vficon_toggle_filenames(ViewFile *vf)
 182 {
 183         GtkAllocation allocation;
 184         VFICON(vf)->show_text = !VFICON(vf)->show_text;
 185         options->show_icon_names = VFICON(vf)->show_text;
 186
 187         gtk_widget_get_allocation(vf->listview, &allocation);
 188         vficon_populate_at_new_size(vf, allocation.width, allocation.height, TRUE);
 189 }
 190
 191 static gint vficon_get_icon_width(ViewFile *vf)
 192 {
 193         gint width;
 194
 195         if (!VFICON(vf)->show_text && !vf->marks_enabled ) return options->thumbnails.max_width;
 196
 197         width = options->thumbnails.max_width + options->thumbnails.max_width / 2;
 198         if (width < THUMB_MIN_ICON_WIDTH) width = THUMB_MIN_ICON_WIDTH;
 199         if (width > THUMB_MAX_ICON_WIDTH) width = options->thumbnails.max_width;
 200         if (vf->marks_enabled && width < THUMB_MIN_ICON_WIDTH_WITH_MARKS) width = THUMB_MIN_ICON_WIDTH_WITH_MARKS;
 201
 202         return width;
 203 }
 204
 205 /*
 206  *-------------------------------------------------------------------
 207  * misc utils
 208  *-------------------------------------------------------------------
 209  */
 210
 211 static gboolean vficon_find_position(ViewFile *vf, FileData *fd, gint *row, gint *col)
 212 {
 213         gint n;
 214
 215         n = g_list_index(vf->list, fd);
 216
 217         if (n < 0) return FALSE;
 218
 219         *row = n / VFICON(vf)->columns;
 220         *col = n - (*row * VFICON(vf)->columns);
 221
 222         return TRUE;
 223 }
 224
 225 static gboolean vficon_find_iter(ViewFile *vf, FileData *fd, GtkTreeIter *iter, gint *column)
 226 {
 227         GtkTreeModel *store;
 228         gint row, col;
 229
 230         store = gtk_tree_view_get_model(GTK_TREE_VIEW(vf->listview));
 231         if (!vficon_find_position(vf, fd, &row, &col)) return FALSE;
 232         if (!gtk_tree_model_iter_nth_child(store, iter, NULL, row)) return FALSE;
 233         if (column) *column = col;
 234
 235         return TRUE;
 236 }
 237
 238 static FileData *vficon_find_data(ViewFile *vf, gint row, gint col, GtkTreeIter *iter)
 239 {
 240         GtkTreeModel *store;
 241         GtkTreeIter p;
 242
 243         if (row < 0 || col < 0) return NULL;
 244
 245         store = gtk_tree_view_get_model(GTK_TREE_VIEW(vf->listview));
 246         if (gtk_tree_model_iter_nth_child(store, &p, NULL, row))
 247                 {
 248                 GList *list;
 249
 250                 gtk_tree_model_get(store, &p, FILE_COLUMN_POINTER, &list, -1);
 251                 if (!list) return NULL;
 252
 253                 if (iter) *iter = p;
 254
 255                 return g_list_nth_data(list, col);
 256                 }
 257
 258         return NULL;
 259 }
 260
 261 static FileData *vficon_find_data_by_coord(ViewFile *vf, gint x, gint y, GtkTreeIter *iter)
 262 {
 263         GtkTreePath *tpath;
 264         GtkTreeViewColumn *column;
 265
 266         if (gtk_tree_view_get_path_at_pos(GTK_TREE_VIEW(vf->listview), x, y,
 267                                           &tpath, &column, NULL, NULL))
 268                 {
 269                 GtkTreeModel *store;
 270                 GtkTreeIter row;
 271                 GList *list;
 272                 gint n;
 273
 274                 store = gtk_tree_view_get_model(GTK_TREE_VIEW(vf->listview));
 275                 gtk_tree_model_get_iter(store, &row, tpath);
 276                 gtk_tree_path_free(tpath);
 277
 278                 gtk_tree_model_get(store, &row, FILE_COLUMN_POINTER, &list, -1);
 279
 280                 n = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(column), "column_number"));
 281                 if (list)
 282                         {
 283                         if (iter) *iter = row;
 284                         return g_list_nth_data(list, n);
 285                         }
 286                 }
 287
 288         return NULL;
 289 }
 290
 291 static void vficon_mark_toggled_cb(GtkCellRendererToggle *cell, gchar *path_str, gpointer data)
 292 {
 293         ViewFile *vf = data;
 294         GtkTreeModel *store;
 295         GtkTreePath *path = gtk_tree_path_new_from_string(path_str);
 296         GtkTreeIter row;
 297         gint column;
 298         GList *list;
 299         guint toggled_mark;
 300         FileData *fd;
 301
 302         store = gtk_tree_view_get_model(GTK_TREE_VIEW(vf->listview));
 303         if (!path || !gtk_tree_model_get_iter(store, &row, path)) return;
 304
 305         gtk_tree_model_get(store, &row, FILE_COLUMN_POINTER, &list, -1);
 306
 307         column = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(cell), "column_number"));
 308         g_object_get(G_OBJECT(cell), "toggled_mark", &toggled_mark, NULL);
 309
 310         fd = g_list_nth_data(list, column);
 311         if (fd)
 312                 {
 313                 file_data_set_mark(fd, toggled_mark, !file_data_get_mark(fd, toggled_mark));
 314                 }
 315 }
 316
 317
 318 /*
 319  *-------------------------------------------------------------------
 320  * tooltip type window
 321  *-------------------------------------------------------------------
 322  */
 323
 324 static void tip_show(ViewFile *vf)
 325 {
 326         GtkWidget *label;
 327         gint x, y;
 328 #if GTK_CHECK_VERSION(3,0,0)
 329         GdkDisplay *display;
 330         GdkDeviceManager *device_manager;
 331         GdkDevice *device;
 332 #endif
 333
 334         if (VFICON(vf)->tip_window) return;
 335
 336 #if GTK_CHECK_VERSION(3,0,0)
 337         device_manager = gdk_display_get_device_manager(gdk_window_get_display(
 338                                                 gtk_tree_view_get_bin_window(GTK_TREE_VIEW(vf->listview))));
 339         device = gdk_device_manager_get_client_pointer(device_manager);
 340         gdk_window_get_device_position(gtk_tree_view_get_bin_window(GTK_TREE_VIEW(vf->listview)),
 341                                                 device, &x, &y, NULL);
 342 #else
 343         gdk_window_get_pointer(gtk_tree_view_get_bin_window(GTK_TREE_VIEW(vf->listview)), &x, &y, NULL);
 344 #endif
 345
 346         VFICON(vf)->tip_fd = vficon_find_data_by_coord(vf, x, y, NULL);
 347         if (!VFICON(vf)->tip_fd) return;
 348
 349         VFICON(vf)->tip_window = gtk_window_new(GTK_WINDOW_POPUP);
 350         gtk_window_set_resizable(GTK_WINDOW(VFICON(vf)->tip_window), FALSE);
 351         gtk_container_set_border_width(GTK_CONTAINER(VFICON(vf)->tip_window), 2);
 352
 353         label = gtk_label_new(VFICON(vf)->tip_fd->name);
 354
 355         g_object_set_data(G_OBJECT(VFICON(vf)->tip_window), "tip_label", label);
 356         gtk_container_add(GTK_CONTAINER(VFICON(vf)->tip_window), label);
 357         gtk_widget_show(label);
 358
 359 #if GTK_CHECK_VERSION(3,0,0)
 360         display = gdk_display_get_default();
 361         device_manager = gdk_display_get_device_manager(display);
 362         device = gdk_device_manager_get_client_pointer(device_manager);
 363         gdk_device_get_position(device, NULL, &x, &y);
 364 #else
 365         gdk_window_get_pointer(NULL, &x, &y, NULL);
 366 #endif
 367
 368         if (!gtk_widget_get_realized(VFICON(vf)->tip_window)) gtk_widget_realize(VFICON(vf)->tip_window);
 369         gtk_window_move(GTK_WINDOW(VFICON(vf)->tip_window), x + 16, y + 16);
 370         gtk_widget_show(VFICON(vf)->tip_window);
 371 }
 372
 373 static void tip_hide(ViewFile *vf)
 374 {
 375         if (VFICON(vf)->tip_window) gtk_widget_destroy(VFICON(vf)->tip_window);
 376         VFICON(vf)->tip_window = NULL;
 377 }
 378
 379 static gboolean tip_schedule_cb(gpointer data)
 380 {
 381         ViewFile *vf = data;
 382         GtkWidget *window;
 383
 384         if (!VFICON(vf)->tip_delay_id) return FALSE;
 385
 386         window = gtk_widget_get_toplevel(vf->listview);
 387
 388         if (gtk_widget_get_sensitive(window) &&
 389             gtk_window_has_toplevel_focus(GTK_WINDOW(window)))
 390                 {
 391                 tip_show(vf);
 392                 }
 393
 394         VFICON(vf)->tip_delay_id = 0;
 395         return FALSE;
 396 }
 397
 398 static void tip_schedule(ViewFile *vf)
 399 {
 400         tip_hide(vf);
 401
 402         if (VFICON(vf)->tip_delay_id)
 403                 {
 404                 g_source_remove(VFICON(vf)->tip_delay_id);
 405                 VFICON(vf)->tip_delay_id = 0;
 406                 }
 407
 408         if (!VFICON(vf)->show_text)
 409                 {
 410                 VFICON(vf)->tip_delay_id = g_timeout_add(VFICON_TIP_DELAY, tip_schedule_cb, vf);
 411                 }
 412 }
 413
 414 static void tip_unschedule(ViewFile *vf)
 415 {
 416         tip_hide(vf);
 417
 418         if (VFICON(vf)->tip_delay_id)
 419                 {
 420                 g_source_remove(VFICON(vf)->tip_delay_id);
 421                 VFICON(vf)->tip_delay_id = 0;
 422                 }
 423 }
 424
 425 static void tip_update(ViewFile *vf, FileData *fd)
 426 {
 427 #if GTK_CHECK_VERSION(3,0,0)
 428         GdkDisplay *display = gdk_display_get_default();
 429         GdkDeviceManager *device_manager = gdk_display_get_device_manager(display);
 430         GdkDevice *device = gdk_device_manager_get_client_pointer(device_manager);
 431 #endif
 432
 433         if (VFICON(vf)->tip_window)
 434                 {
 435                 gint x, y;
 436
 437 #if GTK_CHECK_VERSION(3,0,0)
 438                 gdk_device_get_position(device, NULL, &x, &y);
 439 #else
 440                 gdk_window_get_pointer(NULL, &x, &y, NULL);
 441 #endif
 442                 gtk_window_move(GTK_WINDOW(VFICON(vf)->tip_window), x + 16, y + 16);
 443
 444                 if (fd != VFICON(vf)->tip_fd)
 445                         {
 446                         GtkWidget *label;
 447
 448                         VFICON(vf)->tip_fd = fd;
 449
 450                         if (!VFICON(vf)->tip_fd)
 451                                 {
 452                                 tip_hide(vf);
 453                                 tip_schedule(vf);
 454                                 return;
 455                                 }
 456
 457                         label = g_object_get_data(G_OBJECT(VFICON(vf)->tip_window), "tip_label");
 458                         gtk_label_set_text(GTK_LABEL(label), VFICON(vf)->tip_fd->name);
 459                         }
 460                 }
 461         else
 462                 {
 463                 tip_schedule(vf);
 464                 }
 465 }
 466
 467 /*
 468  *-------------------------------------------------------------------
 469  * dnd
 470  *-------------------------------------------------------------------
 471  */
 472
 473 static void vficon_dnd_get(GtkWidget *widget, GdkDragContext *context,
 474                            GtkSelectionData *selection_data, guint info,
 475                            guint time, gpointer data)
 476 {
 477         ViewFile *vf = data;
 478         GList *list = NULL;
 479
 480         if (!VFICON(vf)->click_fd) return;
 481
 482         if (VFICON(vf)->click_fd->selected & SELECTION_SELECTED)
 483                 {
 484                 list = vf_selection_get_list(vf);
 485                 }
 486         else
 487                 {
 488                 list = g_list_append(NULL, file_data_ref(VFICON(vf)->click_fd));
 489                 }
 490
 491         if (!list) return;
 492         uri_selection_data_set_uris_from_filelist(selection_data, list);
 493         filelist_free(list);
 494 }
 495
 496 static void vficon_drag_data_received(GtkWidget *entry_widget, GdkDragContext *context,
 497                                       int x, int y, GtkSelectionData *selection,
 498                                       guint info, guint time, gpointer data)
 499 {
 500         ViewFile *vf = data;
 501
 502         if (info == TARGET_TEXT_PLAIN) {
 503                 FileData *fd = vficon_find_data_by_coord(vf, x, y, NULL);
 504
 505                 if (fd) {
 506                         /* Add keywords to file */
 507                         gchar *str = (gchar *) gtk_selection_data_get_text(selection);
 508                         GList *kw_list = string_to_keywords_list(str);
 509
 510                         metadata_append_list(fd, KEYWORD_KEY, kw_list);
 511                         string_list_free(kw_list);
 512                         g_free(str);
 513                 }
 514         }
 515 }
 516
 517 static void vficon_dnd_begin(GtkWidget *widget, GdkDragContext *context, gpointer data)
 518 {
 519         ViewFile *vf = data;
 520
 521         tip_unschedule(vf);
 522
 523         if (VFICON(vf)->click_fd && VFICON(vf)->click_fd->thumb_pixbuf)
 524                 {
 525                 gint items;
 526
 527                 if (VFICON(vf)->click_fd->selected & SELECTION_SELECTED)
 528                         items = g_list_length(VFICON(vf)->selection);
 529                 else
 530                         items = 1;
 531
 532                 dnd_set_drag_icon(widget, context, VFICON(vf)->click_fd->thumb_pixbuf, items);
 533                 }
 534 }
 535
 536 static void vficon_dnd_end(GtkWidget *widget, GdkDragContext *context, gpointer data)
 537 {
 538         ViewFile *vf = data;
 539
 540         vficon_selection_remove(vf, VFICON(vf)->click_fd, SELECTION_PRELIGHT, NULL);
 541
 542         if (gdk_drag_context_get_selected_action(context) == GDK_ACTION_MOVE)
 543                 {
 544                 vf_refresh(vf);
 545                 }
 546
 547         tip_unschedule(vf);
 548 }
 549
 550 void vficon_dnd_init(ViewFile *vf)
 551 {
 552         gtk_drag_source_set(vf->listview, GDK_BUTTON1_MASK | GDK_BUTTON2_MASK,
 553                             dnd_file_drag_types, dnd_file_drag_types_count,
 554                             GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
 555         gtk_drag_dest_set(vf->listview, GTK_DEST_DEFAULT_ALL,
 556                             dnd_file_drag_types, dnd_file_drag_types_count,
 557                             GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
 558
 559         g_signal_connect(G_OBJECT(vf->listview), "drag_data_get",
 560                          G_CALLBACK(vficon_dnd_get), vf);
 561         g_signal_connect(G_OBJECT(vf->listview), "drag_begin",
 562                          G_CALLBACK(vficon_dnd_begin), vf);
 563         g_signal_connect(G_OBJECT(vf->listview), "drag_end",
 564                          G_CALLBACK(vficon_dnd_end), vf);
 565         g_signal_connect(G_OBJECT(vf->listview), "drag_data_received",
 566                          G_CALLBACK(vficon_drag_data_received), vf);
 567 }
 568
 569 /*
 570  *-------------------------------------------------------------------
 571  * cell updates
 572  *-------------------------------------------------------------------
 573  */
 574
 575 static void vficon_selection_set(ViewFile *vf, FileData *fd, SelectionType value, GtkTreeIter *iter)
 576 {
 577         GtkTreeModel *store;
 578         GList *list;
 579
 580         if (!fd) return;
 581
 582         if (fd->selected == value) return;
 583         fd->selected = value;
 584
 585         store = gtk_tree_view_get_model(GTK_TREE_VIEW(vf->listview));
 586         if (iter)
 587                 {
 588                 gtk_tree_model_get(store, iter, FILE_COLUMN_POINTER, &list, -1);
 589                 if (list) gtk_list_store_set(GTK_LIST_STORE(store), iter, FILE_COLUMN_POINTER, list, -1);
 590                 }
 591         else
 592                 {
 593                 GtkTreeIter row;
 594
 595                 if (vficon_find_iter(vf, fd, &row, NULL))
 596                         {
 597                         gtk_tree_model_get(store, &row, FILE_COLUMN_POINTER, &list, -1);
 598                         if (list) gtk_list_store_set(GTK_LIST_STORE(store), &row, FILE_COLUMN_POINTER, list, -1);
 599                         }
 600                 }
 601 }
 602
 603 static void vficon_selection_add(ViewFile *vf, FileData *fd, SelectionType mask, GtkTreeIter *iter)
 604 {
 605         if (!fd) return;
 606
 607         vficon_selection_set(vf, fd, fd->selected | mask, iter);
 608 }
 609
 610 static void vficon_selection_remove(ViewFile *vf, FileData *fd, SelectionType mask, GtkTreeIter *iter)
 611 {
 612         if (!fd) return;
 613
 614         vficon_selection_set(vf, fd, fd->selected & ~mask, iter);
 615 }
 616
 617 void vficon_marks_set(ViewFile *vf, gint enable)
 618 {
 619         GtkAllocation allocation;
 620         gtk_widget_get_allocation(vf->listview, &allocation);
 621         vficon_populate_at_new_size(vf, allocation.width, allocation.height, TRUE);
 622 }
 623
 624 /*
 625  *-------------------------------------------------------------------
 626  * selections
 627  *-------------------------------------------------------------------
 628  */
 629
 630 static void vficon_verify_selections(ViewFile *vf)
 631 {
 632         GList *work;
 633
 634         work = VFICON(vf)->selection;
 635         while (work)
 636                 {
 637                 FileData *fd = work->data;
 638                 work = work->next;
 639
 640                 if (vficon_index_by_fd(vf, fd) >= 0) continue;
 641
 642                 VFICON(vf)->selection = g_list_remove(VFICON(vf)->selection, fd);
 643                 }
 644 }
 645
 646 void vficon_select_all(ViewFile *vf)
 647 {
 648         GList *work;
 649
 650         g_list_free(VFICON(vf)->selection);
 651         VFICON(vf)->selection = NULL;
 652
 653         work = vf->list;
 654         while (work)
 655                 {
 656                 FileData *fd = work->data;
 657                 work = work->next;
 658
 659                 VFICON(vf)->selection = g_list_append(VFICON(vf)->selection, fd);
 660                 vficon_selection_add(vf, fd, SELECTION_SELECTED, NULL);
 661                 }
 662
 663         vf_send_update(vf);
 664 }
 665
 666 void vficon_select_none(ViewFile *vf)
 667 {
 668         GList *work;
 669
 670         work = VFICON(vf)->selection;
 671         while (work)
 672                 {
 673                 FileData *fd = work->data;
 674                 work = work->next;
 675
 676                 vficon_selection_remove(vf, fd, SELECTION_SELECTED, NULL);
 677                 }
 678
 679         g_list_free(VFICON(vf)->selection);
 680         VFICON(vf)->selection = NULL;
 681
 682         vf_send_update(vf);
 683 }
 684
 685 void vficon_select_invert(ViewFile *vf)
 686 {
 687         GList *work;
 688
 689         work = vf->list;
 690         while (work)
 691                 {
 692                 FileData *fd = work->data;
 693                 work = work->next;
 694
 695                 if (fd->selected & SELECTION_SELECTED)
 696                         {
 697                         VFICON(vf)->selection = g_list_remove(VFICON(vf)->selection, fd);
 698                         vficon_selection_remove(vf, fd, SELECTION_SELECTED, NULL);
 699                         }
 700                 else
 701                         {
 702                         VFICON(vf)->selection = g_list_append(VFICON(vf)->selection, fd);
 703                         vficon_selection_add(vf, fd, SELECTION_SELECTED, NULL);
 704                         }
 705                 }
 706
 707         vf_send_update(vf);
 708 }
 709
 710 static void vficon_select(ViewFile *vf, FileData *fd)
 711 {
 712         VFICON(vf)->prev_selection = fd;
 713
 714         if (!fd || fd->selected & SELECTION_SELECTED) return;
 715
 716         VFICON(vf)->selection = g_list_append(VFICON(vf)->selection, fd);
 717         vficon_selection_add(vf, fd, SELECTION_SELECTED, NULL);
 718
 719         vf_send_update(vf);
 720 }
 721
 722 static void vficon_unselect(ViewFile *vf, FileData *fd)
 723 {
 724         VFICON(vf)->prev_selection = fd;
 725
 726         if (!fd || !(fd->selected & SELECTION_SELECTED) ) return;
 727
 728         VFICON(vf)->selection = g_list_remove(VFICON(vf)->selection, fd);
 729         vficon_selection_remove(vf, fd, SELECTION_SELECTED, NULL);
 730
 731         vf_send_update(vf);
 732 }
 733
 734 static void vficon_select_util(ViewFile *vf, FileData *fd, gboolean select)
 735 {
 736         if (select)
 737                 {
 738                 vficon_select(vf, fd);
 739                 }
 740         else
 741                 {
 742                 vficon_unselect(vf, fd);
 743                 }
 744 }
 745
 746 static void vficon_select_region_util(ViewFile *vf, FileData *start, FileData *end, gboolean select)
 747 {
 748         gint row1, col1;
 749         gint row2, col2;
 750         gint t;
 751         gint i, j;
 752
 753         if (!vficon_find_position(vf, start, &row1, &col1) ||
 754             !vficon_find_position(vf, end, &row2, &col2) ) return;
 755
 756         VFICON(vf)->prev_selection = end;
 757
 758         if (!options->collections.rectangular_selection)
 759                 {
 760                 GList *work;
 761
 762                 if (g_list_index(vf->list, start) > g_list_index(vf->list, end))
 763                         {
 764                         FileData *tmp = start;
 765                         start = end;
 766                         end = tmp;
 767                         }
 768
 769                 work = g_list_find(vf->list, start);
 770                 while (work)
 771                         {
 772                         FileData *fd = work->data;
 773                         vficon_select_util(vf, fd, select);
 774
 775                         if (work->data != end)
 776                                 work = work->next;
 777                         else
 778                                 work = NULL;
 779                         }
 780                 return;
 781                 }
 782
 783         // rectangular_selection==true.
 784         if (row2 < row1)
 785                 {
 786                 t = row1;
 787                 row1 = row2;
 788                 row2 = t;
 789                 }
 790         if (col2 < col1)
 791                 {
 792                 t = col1;
 793                 col1 = col2;
 794                 col2 = t;
 795                 }
 796
 797         DEBUG_1("table: %d x %d to %d x %d", row1, col1, row2, col2);
 798
 799         for (i = row1; i <= row2; i++)
 800                 {
 801                 for (j = col1; j <= col2; j++)
 802                         {
 803                         FileData *fd = vficon_find_data(vf, i, j, NULL);
 804                         if (fd) vficon_select_util(vf, fd, select);
 805                         }
 806                 }
 807 }
 808
 809 gboolean vficon_index_is_selected(ViewFile *vf, gint row)
 810 {
 811         FileData *fd = g_list_nth_data(vf->list, row);
 812
 813         if (!fd) return FALSE;
 814
 815         return (fd->selected & SELECTION_SELECTED);
 816 }
 817
 818 guint vficon_selection_count(ViewFile *vf, gint64 *bytes)
 819 {
 820         if (bytes)
 821                 {
 822                 gint64 b = 0;
 823                 GList *work;
 824
 825                 work = VFICON(vf)->selection;
 826                 while (work)
 827                         {
 828                         FileData *fd = work->data;
 829                         g_assert(fd->magick == FD_MAGICK);
 830                         b += fd->size;
 831
 832                         work = work->next;
 833                         }
 834
 835                 *bytes = b;
 836                 }
 837
 838         return g_list_length(VFICON(vf)->selection);
 839 }
 840
 841 GList *vficon_selection_get_list(ViewFile *vf)
 842 {
 843         GList *list = NULL;
 844         GList *work, *work2;
 845
 846         work = VFICON(vf)->selection;
 847         while (work)
 848                 {
 849                 FileData *fd = work->data;
 850                 g_assert(fd->magick == FD_MAGICK);
 851
 852                 list = g_list_prepend(list, file_data_ref(fd));
 853
 854                 work2 = fd->sidecar_files;
 855                 while (work2)
 856                         {
 857                         fd = work2->data;
 858                         list = g_list_prepend(list, file_data_ref(fd));
 859                         work2 = work2->next;
 860                         }
 861
 862                 work = work->next;
 863                 }
 864
 865         list = g_list_reverse(list);
 866
 867         return list;
 868 }
 869
 870 GList *vficon_selection_get_list_by_index(ViewFile *vf)
 871 {
 872         GList *list = NULL;
 873         GList *work;
 874
 875         work = VFICON(vf)->selection;
 876         while (work)
 877                 {
 878                 list = g_list_prepend(list, GINT_TO_POINTER(g_list_index(vf->list, work->data)));
 879                 work = work->next;
 880                 }
 881
 882         return g_list_reverse(list);
 883 }
 884
 885 void vficon_select_by_fd(ViewFile *vf, FileData *fd)
 886 {
 887         if (!fd) return;
 888         if (!g_list_find(vf->list, fd)) return;
 889
 890         if (!(fd->selected & SELECTION_SELECTED))
 891                 {
 892                 vf_select_none(vf);
 893                 vficon_select(vf, fd);
 894                 }
 895
 896         vficon_set_focus(vf, fd);
 897 }
 898
 899 void vficon_mark_to_selection(ViewFile *vf, gint mark, MarkToSelectionMode mode)
 900 {
 901         GList *work;
 902         gint n = mark - 1;
 903
 904         g_assert(mark >= 1 && mark <= FILEDATA_MARKS_SIZE);
 905
 906         work = vf->list;
 907         while (work)
 908                 {
 909                 FileData *fd = work->data;
 910                 gboolean mark_val, selected;
 911
 912                 g_assert(fd->magick == FD_MAGICK);
 913
 914                 mark_val = file_data_get_mark(fd, n);
 915                 selected = fd->selected & SELECTION_SELECTED;
 916
 917                 switch (mode)
 918                         {
 919                         case MTS_MODE_SET: selected = mark_val;
 920                                 break;
 921                         case MTS_MODE_OR: selected = mark_val || selected;
 922                                 break;
 923                         case MTS_MODE_AND: selected = mark_val && selected;
 924                                 break;
 925                         case MTS_MODE_MINUS: selected = !mark_val && selected;
 926                                 break;
 927                         }
 928
 929                 vficon_select_util(vf, fd, selected);
 930
 931                 work = work->next;
 932                 }
 933 }
 934
 935 void vficon_selection_to_mark(ViewFile *vf, gint mark, SelectionToMarkMode mode)
 936 {
 937         GList *slist;
 938         GList *work;
 939         gint n = mark -1;
 940
 941         g_assert(mark >= 1 && mark <= FILEDATA_MARKS_SIZE);
 942
 943         slist = vf_selection_get_list(vf);
 944         work = slist;
 945         while (work)
 946                 {
 947                 FileData *fd = work->data;
 948
 949                 switch (mode)
 950                         {
 951                         case STM_MODE_SET: file_data_set_mark(fd, n, 1);
 952                                 break;
 953                         case STM_MODE_RESET: file_data_set_mark(fd, n, 0);
 954                                 break;
 955                         case STM_MODE_TOGGLE: file_data_set_mark(fd, n, !file_data_get_mark(fd, n));
 956                                 break;
 957                         }
 958                 work = work->next;
 959                 }
 960         filelist_free(slist);
 961 }
 962
 963 static void vficon_select_closest(ViewFile *vf, FileData *sel_fd)
 964 {
 965         GList *work;
 966         FileData *fd = NULL;
 967
 968         if (sel_fd->parent) sel_fd = sel_fd->parent;
 969         work = vf->list;
 970
 971         while (work)
 972                 {
 973                 gint match;
 974
 975                 fd = work->data;
 976                 work = work->next;
 977
 978                 match = filelist_sort_compare_filedata_full(fd, sel_fd, vf->sort_method, vf->sort_ascend);
 979
 980                 if (match >= 0) break;
 981                 }
 982
 983         if (fd)
 984                 {
 985                 vficon_select(vf, fd);
 986                 vficon_send_layout_select(vf, fd);
 987                 }
 988 }
 989
 990
 991 /*
 992  *-------------------------------------------------------------------
 993  * focus
 994  *-------------------------------------------------------------------
 995  */
 996
 997 static void vficon_move_focus(ViewFile *vf, gint row, gint col, gboolean relative)
 998 {
 999         gint new_row;
1000         gint new_col;
1001
1002         if (relative)
1003                 {
1004                 new_row = VFICON(vf)->focus_row;
1005                 new_col = VFICON(vf)->focus_column;
1006
1007                 new_row += row;
1008                 if (new_row < 0) new_row = 0;
1009                 if (new_row >= VFICON(vf)->rows) new_row = VFICON(vf)->rows - 1;
1010
1011                 while (col != 0)
1012                         {
1013                         if (col < 0)
1014                                 {
1015                                 new_col--;
1016                                 col++;
1017                                 }
1018                         else
1019                                 {
1020                                 new_col++;
1021                                 col--;
1022                                 }
1023
1024                         if (new_col < 0)
1025                                 {
1026                                 if (new_row > 0)
1027                                         {
1028                                         new_row--;
1029                                         new_col = VFICON(vf)->columns - 1;
1030                                         }
1031                                 else
1032                                         {
1033                                         new_col = 0;
1034                                         }
1035                                 }
1036                         if (new_col >= VFICON(vf)->columns)
1037                                 {
1038                                 if (new_row < VFICON(vf)->rows - 1)
1039                                         {
1040                                         new_row++;
1041                                         new_col = 0;
1042                                         }
1043                                 else
1044                                         {
1045                                         new_col = VFICON(vf)->columns - 1;
1046                                         }
1047                                 }
1048                         }
1049                 }
1050         else
1051                 {
1052                 new_row = row;
1053                 new_col = col;
1054
1055                 if (new_row >= VFICON(vf)->rows)
1056                         {
1057                         if (VFICON(vf)->rows > 0)
1058                                 new_row = VFICON(vf)->rows - 1;
1059                         else
1060                                 new_row = 0;
1061                         new_col = VFICON(vf)->columns - 1;
1062                         }
1063                 if (new_col >= VFICON(vf)->columns) new_col = VFICON(vf)->columns - 1;
1064                 }
1065
1066         if (new_row == VFICON(vf)->rows - 1)
1067                 {
1068                 gint l;
1069
1070                 /* if we moved beyond the last image, go to the last image */
1071
1072                 l = g_list_length(vf->list);
1073                 if (VFICON(vf)->rows > 1) l -= (VFICON(vf)->rows - 1) * VFICON(vf)->columns;
1074                 if (new_col >= l) new_col = l - 1;
1075                 }
1076
1077         vficon_set_focus(vf, vficon_find_data(vf, new_row, new_col, NULL));
1078 }
1079
1080 static void vficon_set_focus(ViewFile *vf, FileData *fd)
1081 {
1082         GtkTreeIter iter;
1083         gint row, col;
1084
1085         if (g_list_find(vf->list, VFICON(vf)->focus_fd))
1086                 {
1087                 if (fd == VFICON(vf)->focus_fd)
1088                         {
1089                         /* ensure focus row col are correct */
1090                         vficon_find_position(vf, VFICON(vf)->focus_fd, &VFICON(vf)->focus_row, &VFICON(vf)->focus_column);
1091 #if GTK_CHECK_VERSION(3,0,0)
1092 /* FIXME: Refer to issue #467 on Github. The thumbnail position is not
1093  * preserved when the icon view is refreshed. Caused by an unknown call from
1094  * the idle loop. This patch hides the problem.
1095  */
1096                         if (vficon_find_iter(vf, VFICON(vf)->focus_fd, &iter, NULL))
1097                                 {
1098                                 tree_view_row_make_visible(GTK_TREE_VIEW(vf->listview), &iter, FALSE);
1099                                 }
1100 #endif
1101                         return;
1102                         }
1103                 vficon_selection_remove(vf, VFICON(vf)->focus_fd, SELECTION_FOCUS, NULL);
1104                 }
1105
1106         if (!vficon_find_position(vf, fd, &row, &col))
1107                 {
1108                 VFICON(vf)->focus_fd = NULL;
1109                 VFICON(vf)->focus_row = -1;
1110                 VFICON(vf)->focus_column = -1;
1111                 return;
1112                 }
1113
1114         VFICON(vf)->focus_fd = fd;
1115         VFICON(vf)->focus_row = row;
1116         VFICON(vf)->focus_column = col;
1117         vficon_selection_add(vf, VFICON(vf)->focus_fd, SELECTION_FOCUS, NULL);
1118
1119         if (vficon_find_iter(vf, VFICON(vf)->focus_fd, &iter, NULL))
1120                 {
1121                 GtkTreePath *tpath;
1122                 GtkTreeViewColumn *column;
1123                 GtkTreeModel *store;
1124
1125                 tree_view_row_make_visible(GTK_TREE_VIEW(vf->listview), &iter, FALSE);
1126
1127                 store = gtk_tree_view_get_model(GTK_TREE_VIEW(vf->listview));
1128                 tpath = gtk_tree_model_get_path(store, &iter);
1129                 /* focus is set to an extra column with 0 width to hide focus, we draw it ourself */
1130                 column = gtk_tree_view_get_column(GTK_TREE_VIEW(vf->listview), VFICON_MAX_COLUMNS);
1131                 gtk_tree_view_set_cursor(GTK_TREE_VIEW(vf->listview), tpath, column, FALSE);
1132                 gtk_tree_path_free(tpath);
1133                 }
1134 }
1135
1136 /* used to figure the page up/down distances */
1137 static gint page_height(ViewFile *vf)
1138 {
1139         GtkAdjustment *adj;
1140         gint page_size;
1141         gint row_height;
1142         gint ret;
1143
1144         adj = gtk_tree_view_get_vadjustment(GTK_TREE_VIEW(vf->listview));
1145         page_size = (gint)gtk_adjustment_get_page_increment(adj);
1146
1147         row_height = options->thumbnails.max_height + THUMB_BORDER_PADDING * 2;
1148         if (VFICON(vf)->show_text) row_height += options->thumbnails.max_height / 3;
1149
1150         ret = page_size / row_height;
1151         if (ret < 1) ret = 1;
1152
1153         return ret;
1154 }
1155
1156 /*
1157  *-------------------------------------------------------------------
1158  * keyboard
1159  *-------------------------------------------------------------------
1160  */
1161
1162 static void vfi_menu_position_cb(GtkMenu *menu, gint *x, gint *y, gboolean *push_in, gpointer data)
1163 {
1164         ViewFile *vf = data;
1165         GtkTreeModel *store;
1166         GtkTreeIter iter;
1167         gint column;
1168         GtkTreePath *tpath;
1169         gint cw, ch;
1170
1171         if (!vficon_find_iter(vf, VFICON(vf)->click_fd, &iter, &column)) return;
1172         store = gtk_tree_view_get_model(GTK_TREE_VIEW(vf->listview));
1173         tpath = gtk_tree_model_get_path(store, &iter);
1174         tree_view_get_cell_clamped(GTK_TREE_VIEW(vf->listview), tpath, column, FALSE, x, y, &cw, &ch);
1175         gtk_tree_path_free(tpath);
1176         *y += ch;
1177         popup_menu_position_clamp(menu, x, y, 0);
1178 }
1179
1180 gboolean vficon_press_key_cb(GtkWidget *widget, GdkEventKey *event, gpointer data)
1181 {
1182         ViewFile *vf = data;
1183         gint focus_row = 0;
1184         gint focus_col = 0;
1185         FileData *fd;
1186         gboolean stop_signal;
1187
1188         stop_signal = TRUE;
1189         switch (event->keyval)
1190                 {
1191                 case GDK_KEY_Left: case GDK_KEY_KP_Left:
1192                         focus_col = -1;
1193                         break;
1194                 case GDK_KEY_Right: case GDK_KEY_KP_Right:
1195                         focus_col = 1;
1196                         break;
1197                 case GDK_KEY_Up: case GDK_KEY_KP_Up:
1198                         focus_row = -1;
1199                         break;
1200                 case GDK_KEY_Down: case GDK_KEY_KP_Down:
1201                         focus_row = 1;
1202                         break;
1203                 case GDK_KEY_Page_Up: case GDK_KEY_KP_Page_Up:
1204                         focus_row = -page_height(vf);
1205                         break;
1206                 case GDK_KEY_Page_Down: case GDK_KEY_KP_Page_Down:
1207                         focus_row = page_height(vf);
1208                         break;
1209                 case GDK_KEY_Home: case GDK_KEY_KP_Home:
1210                         focus_row = -VFICON(vf)->focus_row;
1211                         focus_col = -VFICON(vf)->focus_column;
1212                         break;
1213                 case GDK_KEY_End: case GDK_KEY_KP_End:
1214                         focus_row = VFICON(vf)->rows - 1 - VFICON(vf)->focus_row;
1215                         focus_col = VFICON(vf)->columns - 1 - VFICON(vf)->focus_column;
1216                         break;
1217                 case GDK_KEY_space:
1218                         fd = vficon_find_data(vf, VFICON(vf)->focus_row, VFICON(vf)->focus_column, NULL);
1219                         if (fd)
1220                                 {
1221                                 VFICON(vf)->click_fd = fd;
1222                                 if (event->state & GDK_CONTROL_MASK)
1223                                         {
1224                                         gint selected;
1225
1226                                         selected = fd->selected & SELECTION_SELECTED;
1227                                         if (selected)
1228                                                 {
1229                                                 vficon_unselect(vf, fd);
1230                                                 }
1231                                         else
1232                                                 {
1233                                                 vficon_select(vf, fd);
1234                                                 vficon_send_layout_select(vf, fd);
1235                                                 }
1236                                         }
1237                                 else
1238                                         {
1239                                         vf_select_none(vf);
1240                                         vficon_select(vf, fd);
1241                                         vficon_send_layout_select(vf, fd);
1242                                         }
1243                                 }
1244                         break;
1245                 case GDK_KEY_Menu:
1246                         fd = vficon_find_data(vf, VFICON(vf)->focus_row, VFICON(vf)->focus_column, NULL);
1247                         VFICON(vf)->click_fd = fd;
1248
1249                         vficon_selection_add(vf, VFICON(vf)->click_fd, SELECTION_PRELIGHT, NULL);
1250                         tip_unschedule(vf);
1251
1252                         vf->popup = vf_pop_menu(vf);
1253                         gtk_menu_popup(GTK_MENU(vf->popup), NULL, NULL, vfi_menu_position_cb, vf, 0, GDK_CURRENT_TIME);
1254                         break;
1255                 default:
1256                         stop_signal = FALSE;
1257                         break;
1258                 }
1259
1260         if (focus_row != 0 || focus_col != 0)
1261                 {
1262                 FileData *new_fd;
1263                 FileData *old_fd;
1264
1265                 old_fd = vficon_find_data(vf, VFICON(vf)->focus_row, VFICON(vf)->focus_column, NULL);
1266                 vficon_move_focus(vf, focus_row, focus_col, TRUE);
1267                 new_fd = vficon_find_data(vf, VFICON(vf)->focus_row, VFICON(vf)->focus_column, NULL);
1268
1269                 if (new_fd != old_fd)
1270                         {
1271                         if (event->state & GDK_SHIFT_MASK)
1272                                 {
1273                                 if (!options->collections.rectangular_selection)
1274                                         {
1275                                         vficon_select_region_util(vf, old_fd, new_fd, FALSE);
1276                                         }
1277                                 else
1278                                         {
1279                                         vficon_select_region_util(vf, VFICON(vf)->click_fd, old_fd, FALSE);
1280                                         }
1281                                 vficon_select_region_util(vf, VFICON(vf)->click_fd, new_fd, TRUE);
1282                                 vficon_send_layout_select(vf, new_fd);
1283                                 }
1284                         else if (event->state & GDK_CONTROL_MASK)
1285                                 {
1286                                 VFICON(vf)->click_fd = new_fd;
1287                                 }
1288                         else
1289                                 {
1290                                 VFICON(vf)->click_fd = new_fd;
1291                                 vf_select_none(vf);
1292                                 vficon_select(vf, new_fd);
1293                                 vficon_send_layout_select(vf, new_fd);
1294                                 }
1295                         }
1296                 }
1297
1298         if (stop_signal)
1299                 {
1300                 tip_unschedule(vf);
1301                 }
1302
1303         return stop_signal;
1304 }
1305
1306 /*
1307  *-------------------------------------------------------------------
1308  * mouse
1309  *-------------------------------------------------------------------
1310  */
1311
1312 static gboolean vficon_motion_cb(GtkWidget *widget, GdkEventMotion *event, gpointer data)
1313 {
1314         ViewFile *vf = data;
1315         FileData *fd;
1316
1317         fd = vficon_find_data_by_coord(vf, (gint)event->x, (gint)event->y, NULL);
1318         tip_update(vf, fd);
1319
1320         return FALSE;
1321 }
1322
1323 gboolean vficon_press_cb(GtkWidget *widget, GdkEventButton *bevent, gpointer data)
1324 {
1325         ViewFile *vf = data;
1326         GtkTreeIter iter;
1327         FileData *fd;
1328
1329         tip_unschedule(vf);
1330
1331         fd = vficon_find_data_by_coord(vf, (gint)bevent->x, (gint)bevent->y, &iter);
1332
1333         VFICON(vf)->click_fd = fd;
1334         vficon_selection_add(vf, VFICON(vf)->click_fd, SELECTION_PRELIGHT, &iter);
1335
1336         switch (bevent->button)
1337                 {
1338                 case MOUSE_BUTTON_LEFT:
1339                         if (!gtk_widget_has_focus(vf->listview))
1340                                 {
1341                                 gtk_widget_grab_focus(vf->listview);
1342                                 }
1343
1344                         if (bevent->type == GDK_2BUTTON_PRESS && vf->layout)
1345                                 {
1346                                 vficon_selection_remove(vf, VFICON(vf)->click_fd, SELECTION_PRELIGHT, &iter);
1347                                 layout_image_full_screen_start(vf->layout);
1348                                 }
1349                         break;
1350                 case MOUSE_BUTTON_RIGHT:
1351                         vf->popup = vf_pop_menu(vf);
1352                         gtk_menu_popup(GTK_MENU(vf->popup), NULL, NULL, NULL, NULL, bevent->button, bevent->time);
1353                         break;
1354                 default:
1355                         break;
1356                 }
1357
1358         return FALSE;
1359 }
1360
1361 gboolean vficon_release_cb(GtkWidget *widget, GdkEventButton *bevent, gpointer data)
1362 {
1363         ViewFile *vf = data;
1364         GtkTreeIter iter;
1365         FileData *fd = NULL;
1366         gboolean was_selected;
1367
1368         tip_schedule(vf);
1369
1370         if ((gint)bevent->x != 0 || (gint)bevent->y != 0)
1371                 {
1372                 fd = vficon_find_data_by_coord(vf, (gint)bevent->x, (gint)bevent->y, &iter);
1373                 }
1374
1375         if (VFICON(vf)->click_fd)
1376                 {
1377                 vficon_selection_remove(vf, VFICON(vf)->click_fd, SELECTION_PRELIGHT, NULL);
1378                 }
1379
1380         if (!fd || VFICON(vf)->click_fd != fd) return TRUE;
1381
1382         was_selected = !!(fd->selected & SELECTION_SELECTED);
1383
1384         switch (bevent->button)
1385                 {
1386                 case MOUSE_BUTTON_LEFT:
1387                         {
1388                         vficon_set_focus(vf, fd);
1389
1390                         if (bevent->state & GDK_CONTROL_MASK)
1391                                 {
1392                                 gboolean select;
1393
1394                                 select = !(fd->selected & SELECTION_SELECTED);
1395                                 if ((bevent->state & GDK_SHIFT_MASK) && VFICON(vf)->prev_selection)
1396                                         {
1397                                         vficon_select_region_util(vf, VFICON(vf)->prev_selection, fd, select);
1398                                         }
1399                                 else
1400                                         {
1401                                         vficon_select_util(vf, fd, select);
1402                                         }
1403                                 }
1404                         else
1405                                 {
1406                                 vf_select_none(vf);
1407
1408                                 if ((bevent->state & GDK_SHIFT_MASK) && VFICON(vf)->prev_selection)
1409                                         {
1410                                         vficon_select_region_util(vf, VFICON(vf)->prev_selection, fd, TRUE);
1411                                         }
1412                                 else
1413                                         {
1414                                         vficon_select_util(vf, fd, TRUE);
1415                                         was_selected = FALSE;
1416                                         }
1417                                 }
1418                         }
1419                         break;
1420                 case MOUSE_BUTTON_MIDDLE:
1421                         {
1422                         vficon_select_util(vf, fd, !(fd->selected & SELECTION_SELECTED));
1423                         }
1424                         break;
1425                 default:
1426                         break;
1427                 }
1428
1429         if (!was_selected && (fd->selected & SELECTION_SELECTED))
1430                 {
1431                 vficon_send_layout_select(vf, fd);
1432                 }
1433
1434         return TRUE;
1435 }
1436
1437 static gboolean vficon_leave_cb(GtkWidget *widget, GdkEventCrossing *event, gpointer data)
1438 {
1439         ViewFile *vf = data;
1440
1441         tip_unschedule(vf);
1442         return FALSE;
1443 }
1444
1445 /*
1446  *-------------------------------------------------------------------
1447  * population
1448  *-------------------------------------------------------------------
1449  */
1450
1451 static gboolean vficon_destroy_node_cb(GtkTreeModel *store, GtkTreePath *tpath, GtkTreeIter *iter, gpointer data)
1452 {
1453         GList *list;
1454
1455         gtk_tree_model_get(store, iter, FILE_COLUMN_POINTER, &list, -1);
1456
1457         /* it seems that gtk_list_store_clear may call some callbacks
1458            that use the column. Set the pointer to NULL to be safe. */
1459         gtk_list_store_set(GTK_LIST_STORE(store), iter, FILE_COLUMN_POINTER, NULL, -1);
1460         g_list_free(list);
1461
1462         return FALSE;
1463 }
1464
1465 static void vficon_clear_store(ViewFile *vf)
1466 {
1467         GtkTreeModel *store;
1468
1469         store = gtk_tree_view_get_model(GTK_TREE_VIEW(vf->listview));
1470         gtk_tree_model_foreach(store, vficon_destroy_node_cb, NULL);
1471
1472         gtk_list_store_clear(GTK_LIST_STORE(store));
1473 }
1474
1475 static GList *vficon_add_row(ViewFile *vf, GtkTreeIter *iter)
1476 {
1477         GtkListStore *store;
1478         GList *list = NULL;
1479         gint i;
1480
1481         for (i = 0; i < VFICON(vf)->columns; i++) list = g_list_prepend(list, NULL);
1482
1483         store = GTK_LIST_STORE(gtk_tree_view_get_model(GTK_TREE_VIEW(vf->listview)));
1484         gtk_list_store_append(store, iter);
1485         gtk_list_store_set(store, iter, FILE_COLUMN_POINTER, list, -1);
1486
1487         return list;
1488 }
1489
1490 static void vficon_populate(ViewFile *vf, gboolean resize, gboolean keep_position)
1491 {
1492         GtkTreeModel *store;
1493         GtkTreePath *tpath;
1494         GList *work;
1495         FileData *visible_fd = NULL;
1496         gint r, c;
1497         gboolean valid;
1498         GtkTreeIter iter;
1499
1500         vficon_verify_selections(vf);
1501
1502         store = gtk_tree_view_get_model(GTK_TREE_VIEW(vf->listview));
1503
1504         if (keep_position && gtk_widget_get_realized(vf->listview) &&
1505             gtk_tree_view_get_path_at_pos(GTK_TREE_VIEW(vf->listview), 0, 0, &tpath, NULL, NULL, NULL))
1506                 {
1507                 GtkTreeIter iter;
1508                 GList *list;
1509
1510                 gtk_tree_model_get_iter(store, &iter, tpath);
1511                 gtk_tree_path_free(tpath);
1512
1513                 gtk_tree_model_get(store, &iter, FILE_COLUMN_POINTER, &list, -1);
1514                 if (list) visible_fd = list->data;
1515                 }
1516
1517
1518         if (resize)
1519                 {
1520                 gint i;
1521                 gint thumb_width;
1522
1523                 vficon_clear_store(vf);
1524
1525                 thumb_width = vficon_get_icon_width(vf);
1526
1527                 for (i = 0; i < VFICON_MAX_COLUMNS; i++)
1528                         {
1529                         GtkTreeViewColumn *column;
1530                         GtkCellRenderer *cell;
1531                         GList *list;
1532
1533                         column = gtk_tree_view_get_column(GTK_TREE_VIEW(vf->listview), i);
1534                         gtk_tree_view_column_set_visible(column, (i < VFICON(vf)->columns));
1535                         gtk_tree_view_column_set_fixed_width(column, thumb_width + (THUMB_BORDER_PADDING * 6));
1536
1537                         list = gtk_cell_layout_get_cells(GTK_CELL_LAYOUT(column));
1538                         cell = (list) ? list->data : NULL;
1539                         g_list_free(list);
1540
1541                         if (cell && GQV_IS_CELL_RENDERER_ICON(cell))
1542                                 {
1543                                 g_object_set(G_OBJECT(cell), "fixed_width", thumb_width,
1544                                                              "fixed_height", options->thumbnails.max_height,
1545                                                              "show_text", VFICON(vf)->show_text,
1546                                                              "show_marks", vf->marks_enabled,
1547                                                              "num_marks", FILEDATA_MARKS_SIZE,
1548                                                              NULL);
1549                                 }
1550                         }
1551                 if (gtk_widget_get_realized(vf->listview)) gtk_tree_view_columns_autosize(GTK_TREE_VIEW(vf->listview));
1552                 }
1553
1554         r = -1;
1555         c = 0;
1556
1557         valid = gtk_tree_model_iter_children(store, &iter, NULL);
1558
1559         work = vf->list;
1560         while (work)
1561                 {
1562                 GList *list;
1563                 r++;
1564                 c = 0;
1565                 if (valid)
1566                         {
1567                         gtk_tree_model_get(store, &iter, FILE_COLUMN_POINTER, &list, -1);
1568                         gtk_list_store_set(GTK_LIST_STORE(store), &iter, FILE_COLUMN_POINTER, list, -1);
1569                         }
1570                 else
1571                         {
1572                         list = vficon_add_row(vf, &iter);
1573                         }
1574
1575                 while (list)
1576                         {
1577                         FileData *fd;
1578
1579                         if (work)
1580                                 {
1581                                 fd = work->data;
1582                                 work = work->next;
1583                                 c++;
1584                                 }
1585                         else
1586                                 {
1587                                 fd = NULL;
1588                                 }
1589
1590                         list->data = fd;
1591                         list = list->next;
1592                         }
1593                 if (valid) valid = gtk_tree_model_iter_next(store, &iter);
1594                 }
1595
1596         r++;
1597         while (valid)
1598                 {
1599                 GList *list;
1600
1601                 gtk_tree_model_get(store, &iter, FILE_COLUMN_POINTER, &list, -1);
1602                 valid = gtk_list_store_remove(GTK_LIST_STORE(store), &iter);
1603                 g_list_free(list);
1604                 }
1605
1606         VFICON(vf)->rows = r;
1607
1608         if (visible_fd &&
1609             gtk_tree_view_get_path_at_pos(GTK_TREE_VIEW(vf->listview), 0, 0, &tpath, NULL, NULL, NULL))
1610                 {
1611                 GtkTreeIter iter;
1612                 GList *list;
1613
1614                 gtk_tree_model_get_iter(store, &iter, tpath);
1615                 gtk_tree_path_free(tpath);
1616
1617                 gtk_tree_model_get(store, &iter, FILE_COLUMN_POINTER, &list, -1);
1618                 if (g_list_find(list, visible_fd) == NULL &&
1619                     vficon_find_iter(vf, visible_fd, &iter, NULL))
1620                         {
1621                         tree_view_row_make_visible(GTK_TREE_VIEW(vf->listview), &iter, FALSE);
1622                         }
1623                 }
1624
1625
1626         vf_send_update(vf);
1627         vf_thumb_update(vf);
1628 }
1629
1630 static void vficon_populate_at_new_size(ViewFile *vf, gint w, gint h, gboolean force)
1631 {
1632         gint new_cols;
1633         gint thumb_width;
1634
1635         thumb_width = vficon_get_icon_width(vf);
1636
1637         new_cols = w / (thumb_width + (THUMB_BORDER_PADDING * 6));
1638         if (new_cols < 1) new_cols = 1;
1639
1640         if (!force && new_cols == VFICON(vf)->columns) return;
1641
1642         VFICON(vf)->columns = new_cols;
1643
1644         vficon_populate(vf, TRUE, TRUE);
1645
1646         DEBUG_1("col tab pop cols=%d rows=%d", VFICON(vf)->columns, VFICON(vf)->rows);
1647 }
1648
1649 static void vficon_sized_cb(GtkWidget *widget, GtkAllocation *allocation, gpointer data)
1650 {
1651         ViewFile *vf = data;
1652
1653         vficon_populate_at_new_size(vf, allocation->width, allocation->height, FALSE);
1654 }
1655
1656 /*
1657  *-----------------------------------------------------------------------------
1658  * misc
1659  *-----------------------------------------------------------------------------
1660  */
1661
1662 void vficon_sort_set(ViewFile *vf, SortType type, gboolean ascend)
1663 {
1664         if (vf->sort_method == type && vf->sort_ascend == ascend) return;
1665
1666         vf->sort_method = type;
1667         vf->sort_ascend = ascend;
1668
1669         if (!vf->list) return;
1670
1671         vf_refresh(vf);
1672 }
1673
1674 /*
1675  *-----------------------------------------------------------------------------
1676  * thumb updates
1677  *-----------------------------------------------------------------------------
1678  */
1679
1680 void vficon_thumb_progress_count(GList *list, gint *count, gint *done)
1681 {
1682         GList *work = list;
1683         while (work)
1684                 {
1685                 FileData *fd = work->data;
1686                 work = work->next;
1687
1688                 if (fd->thumb_pixbuf) (*done)++;
1689                 (*count)++;
1690                 }
1691 }
1692
1693 void vficon_read_metadata_progress_count(GList *list, gint *count, gint *done)
1694 {
1695         GList *work = list;
1696         while (work)
1697                 {
1698                 FileData *fd = work->data;
1699                 work = work->next;
1700
1701                 if (fd->metadata_in_idle_loaded) (*done)++;
1702                 (*count)++;
1703                 }
1704 }
1705
1706 void vficon_set_thumb_fd(ViewFile *vf, FileData *fd)
1707 {
1708         GtkTreeModel *store;
1709         GtkTreeIter iter;
1710         GList *list;
1711
1712         if (!g_list_find(vf->list, fd)) return;
1713         if (!vficon_find_iter(vf, fd, &iter, NULL)) return;
1714
1715         store = gtk_tree_view_get_model(GTK_TREE_VIEW(vf->listview));
1716
1717         gtk_tree_model_get(store, &iter, FILE_COLUMN_POINTER, &list, -1);
1718         gtk_list_store_set(GTK_LIST_STORE(store), &iter, FILE_COLUMN_POINTER, list, -1);
1719 }
1720
1721 /* Returns the next fd without a loaded pixbuf, so the thumb-loader can load the pixbuf for it. */
1722 FileData *vficon_thumb_next_fd(ViewFile *vf)
1723 {
1724         GtkTreePath *tpath;
1725
1726         /* First see if there are visible files that don't have a loaded thumb... */
1727         if (gtk_tree_view_get_path_at_pos(GTK_TREE_VIEW(vf->listview), 0, 0, &tpath, NULL, NULL, NULL))
1728                 {
1729                 GtkTreeModel *store;
1730                 GtkTreeIter iter;
1731                 gboolean valid = TRUE;
1732
1733                 store = gtk_tree_view_get_model(GTK_TREE_VIEW(vf->listview));
1734                 gtk_tree_model_get_iter(store, &iter, tpath);
1735                 gtk_tree_path_free(tpath);
1736                 tpath = NULL;
1737
1738                 while (valid && tree_view_row_get_visibility(GTK_TREE_VIEW(vf->listview), &iter, FALSE) == 0)
1739                         {
1740                         GList *list;
1741                         gtk_tree_model_get(store, &iter, FILE_COLUMN_POINTER, &list, -1);
1742
1743                         // TODO(xsdg): for loop here.
1744                         for (; list; list = list->next)
1745                                 {
1746                                 FileData *fd = list->data;
1747                                 if (fd && !fd->thumb_pixbuf) return fd;
1748                                 }
1749
1750                         valid = gtk_tree_model_iter_next(store, &iter);
1751                         }
1752                 }
1753
1754         /* Then iterate through the entire list to load all of them. */
1755         GList *work;
1756         for (work = vf->list; work; work = work->next)
1757                 {
1758                 FileData *fd = work->data;
1759
1760                 // Note: This implementation differs from view_file_list.c because sidecar files are not
1761                 // distinct list elements here, as they are in the list view.
1762                 if (!fd->thumb_pixbuf) return fd;
1763                 }
1764
1765         return NULL;
1766 }
1767
1768 /*
1769  *-----------------------------------------------------------------------------
1770  * row stuff
1771  *-----------------------------------------------------------------------------
1772  */
1773
1774 gint vficon_index_by_fd(ViewFile *vf, FileData *in_fd)
1775 {
1776         gint p = 0;
1777         GList *work;
1778
1779         if (!in_fd) return -1;
1780
1781         work = vf->list;
1782         while (work)
1783                 {
1784                 FileData *fd = work->data;
1785                 if (fd == in_fd) return p;
1786                 work = work->next;
1787                 p++;
1788                 }
1789
1790         return -1;
1791 }
1792
1793 /*
1794  *-----------------------------------------------------------------------------
1795  *
1796  *-----------------------------------------------------------------------------
1797  */
1798
1799 static gboolean vficon_refresh_real(ViewFile *vf, gboolean keep_position)
1800 {
1801         gboolean ret = TRUE;
1802         GList *work, *new_work;
1803         FileData *focus_fd;
1804         FileData *first_selected = NULL;
1805         GList *new_filelist = NULL;
1806         GList *new_fd_list = NULL;
1807
1808         focus_fd = VFICON(vf)->focus_fd;
1809
1810         if (vf->dir_fd)
1811                 {
1812                 ret = filelist_read(vf->dir_fd, &new_filelist, NULL);
1813                 new_filelist = file_data_filter_marks_list(new_filelist, vf_marks_get_filter(vf));
1814                 }
1815
1816         vf->list = filelist_sort(vf->list, vf->sort_method, vf->sort_ascend); /* the list might not be sorted if there were renames */
1817         new_filelist = filelist_sort(new_filelist, vf->sort_method, vf->sort_ascend);
1818
1819         if (VFICON(vf)->selection)
1820                 {
1821                 first_selected = VFICON(vf)->selection->data;
1822                 file_data_ref(first_selected);
1823                 g_list_free(VFICON(vf)->selection);
1824                 VFICON(vf)->selection = NULL;
1825                 }
1826
1827         /* iterate old list and new list, looking for differences */
1828         work = vf->list;
1829         new_work = new_filelist;
1830         while (work || new_work)
1831                 {
1832                 FileData *fd = NULL;
1833                 FileData *new_fd = NULL;
1834                 gint match;
1835
1836                 if (work && new_work)
1837                         {
1838                         fd = work->data;
1839                         new_fd = new_work->data;
1840
1841                         if (fd == new_fd)
1842                                 {
1843                                 /* not changed, go to next */
1844                                 work = work->next;
1845                                 new_work = new_work->next;
1846                                 if (fd->selected & SELECTION_SELECTED)
1847                                         {
1848                                         VFICON(vf)->selection = g_list_prepend(VFICON(vf)->selection, fd);
1849                                         }
1850                                 continue;
1851                                 }
1852
1853                         match = filelist_sort_compare_filedata_full(fd, new_fd, vf->sort_method, vf->sort_ascend);
1854                         if (match == 0) g_warning("multiple fd for the same path");
1855                         }
1856                 else if (work)
1857                         {
1858                         /* old item was deleted */
1859                         fd = work->data;
1860                         match = -1;
1861                         }
1862                 else
1863                         {
1864                         /* new item was added */
1865                         new_fd = new_work->data;
1866                         match = 1;
1867                         }
1868
1869                 if (match < 0)
1870                         {
1871                         /* file no longer exists, delete from vf->list */
1872                         GList *to_delete = work;
1873                         work = work->next;
1874                         if (fd == VFICON(vf)->prev_selection) VFICON(vf)->prev_selection = NULL;
1875                         if (fd == VFICON(vf)->click_fd) VFICON(vf)->click_fd = NULL;
1876                         file_data_unref(fd);
1877                         vf->list = g_list_delete_link(vf->list, to_delete);
1878                         }
1879                 else
1880                         {
1881                         /* new file, add to vf->list */
1882                         file_data_ref(new_fd);
1883                         new_fd->selected = SELECTION_NONE;
1884                         if (work)
1885                                 {
1886                                 vf->list = g_list_insert_before(vf->list, work, new_fd);
1887                                 }
1888                         else
1889                                 {
1890                                 /* it is faster to append all new entries together later */
1891                                 new_fd_list = g_list_prepend(new_fd_list, new_fd);
1892                                 }
1893
1894                         new_work = new_work->next;
1895                         }
1896                 }
1897
1898         if (new_fd_list)
1899                 {
1900                 vf->list = g_list_concat(vf->list, g_list_reverse(new_fd_list));
1901                 }
1902
1903         VFICON(vf)->selection = g_list_reverse(VFICON(vf)->selection);
1904
1905         filelist_free(new_filelist);
1906
1907         vficon_populate(vf, TRUE, keep_position);
1908
1909         if (first_selected && !VFICON(vf)->selection)
1910                 {
1911                 /* all selected files disappeared */
1912                 vficon_select_closest(vf, first_selected);
1913                 }
1914         file_data_unref(first_selected);
1915
1916         /* attempt to keep focus on same icon when refreshing */
1917         if (focus_fd && g_list_find(vf->list, focus_fd))
1918                 {
1919                 vficon_set_focus(vf, focus_fd);
1920                 }
1921
1922         return ret;
1923 }
1924
1925 gboolean vficon_refresh(ViewFile *vf)
1926 {
1927         return vficon_refresh_real(vf, TRUE);
1928 }
1929
1930 /*
1931  *-----------------------------------------------------------------------------
1932  * draw, etc.
1933  *-----------------------------------------------------------------------------
1934  */
1935
1936 typedef struct _ColumnData ColumnData;
1937 struct _ColumnData
1938 {
1939         ViewFile *vf;
1940         gint number;
1941 };
1942
1943 static void vficon_cell_data_cb(GtkTreeViewColumn *tree_column, GtkCellRenderer *cell,
1944                                 GtkTreeModel *tree_model, GtkTreeIter *iter, gpointer data)
1945 {
1946         GList *list;
1947         FileData *fd;
1948         ColumnData *cd = data;
1949         ViewFile *vf = cd->vf;
1950
1951         if (!GQV_IS_CELL_RENDERER_ICON(cell)) return;
1952
1953         gtk_tree_model_get(tree_model, iter, FILE_COLUMN_POINTER, &list, -1);
1954
1955         fd = g_list_nth_data(list, cd->number);
1956
1957         if (fd)
1958                 {
1959                 GdkColor color_fg;
1960                 GdkColor color_bg;
1961                 GtkStyle *style;
1962                 gchar *name_sidecars;
1963                 gchar *link;
1964                 GtkStateType state = GTK_STATE_NORMAL;
1965
1966                 g_assert(fd->magick == FD_MAGICK);
1967
1968                 link = islink(fd->path) ? GQ_LINK_STR : "";
1969                 if (fd->sidecar_files)
1970                         {
1971                         gchar *sidecars = file_data_sc_list_to_string(fd);
1972                         name_sidecars = g_strdup_printf("%s%s %s", link, fd->name, sidecars);
1973                         g_free(sidecars);
1974                         }
1975                 else
1976                         {
1977                         gchar *disabled_grouping = fd->disable_grouping ? _(" [NO GROUPING]") : "";
1978                         name_sidecars = g_strdup_printf("%s%s%s", link, fd->name, disabled_grouping);
1979                         }
1980
1981                 style = gtk_widget_get_style(vf->listview);
1982                 if (fd->selected & SELECTION_SELECTED)
1983                         {
1984                         state = GTK_STATE_SELECTED;
1985                         }
1986
1987                 memcpy(&color_fg, &style->text[state], sizeof(color_fg));
1988                 memcpy(&color_bg, &style->base[state], sizeof(color_bg));
1989
1990                 if (fd->selected & SELECTION_PRELIGHT)
1991                         {
1992                         shift_color(&color_bg, -1, 0);
1993                         }
1994
1995                 g_object_set(cell,      "pixbuf", fd->thumb_pixbuf,
1996                                         "text", name_sidecars,
1997                                         "marks", file_data_get_marks(fd),
1998                                         "show_marks", vf->marks_enabled,
1999                                         "cell-background-gdk", &color_bg,
2000                                         "cell-background-set", TRUE,
2001                                         "foreground-gdk", &color_fg,
2002                                         "foreground-set", TRUE,
2003                                         "has-focus", (VFICON(vf)->focus_fd == fd), NULL);
2004                 g_free(name_sidecars);
2005                 }
2006         else
2007                 {
2008                 g_object_set(cell,      "pixbuf", NULL,
2009                                         "text", NULL,
2010                                         "show_marks", FALSE,
2011                                         "cell-background-set", FALSE,
2012                                         "foreground-set", FALSE,
2013                                         "has-focus", FALSE, NULL);
2014                 }
2015 }
2016
2017 static void vficon_append_column(ViewFile *vf, gint n)
2018 {
2019         ColumnData *cd;
2020         GtkTreeViewColumn *column;
2021         GtkCellRenderer *renderer;
2022
2023         column = gtk_tree_view_column_new();
2024         gtk_tree_view_column_set_min_width(column, 0);
2025
2026         gtk_tree_view_column_set_sizing(column, GTK_TREE_VIEW_COLUMN_FIXED);
2027         gtk_tree_view_column_set_alignment(column, 0.5);
2028
2029         renderer = gqv_cell_renderer_icon_new();
2030         gtk_tree_view_column_pack_start(column, renderer, FALSE);
2031         g_object_set(G_OBJECT(renderer), "xpad", THUMB_BORDER_PADDING * 2,
2032                                          "ypad", THUMB_BORDER_PADDING,
2033                                          "mode", GTK_CELL_RENDERER_MODE_ACTIVATABLE, NULL);
2034
2035         g_object_set_data(G_OBJECT(column), "column_number", GINT_TO_POINTER(n));
2036         g_object_set_data(G_OBJECT(renderer), "column_number", GINT_TO_POINTER(n));
2037
2038         cd = g_new0(ColumnData, 1);
2039         cd->vf = vf;
2040         cd->number = n;
2041         gtk_tree_view_column_set_cell_data_func(column, renderer, vficon_cell_data_cb, cd, g_free);
2042
2043         gtk_tree_view_append_column(GTK_TREE_VIEW(vf->listview), column);
2044
2045         g_signal_connect(G_OBJECT(renderer), "toggled", G_CALLBACK(vficon_mark_toggled_cb), vf);
2046 }
2047
2048 /*
2049  *-----------------------------------------------------------------------------
2050  * base
2051  *-----------------------------------------------------------------------------
2052  */
2053
2054 gboolean vficon_set_fd(ViewFile *vf, FileData *dir_fd)
2055 {
2056         gboolean ret;
2057
2058         if (!dir_fd) return FALSE;
2059         if (vf->dir_fd == dir_fd) return TRUE;
2060
2061         file_data_unref(vf->dir_fd);
2062         vf->dir_fd = file_data_ref(dir_fd);
2063
2064         g_list_free(VFICON(vf)->selection);
2065         VFICON(vf)->selection = NULL;
2066
2067         g_list_free(vf->list);
2068         vf->list = NULL;
2069
2070         /* NOTE: populate will clear the store for us */
2071         ret = vficon_refresh_real(vf, FALSE);
2072
2073         VFICON(vf)->focus_fd = NULL;
2074         vficon_move_focus(vf, 0, 0, FALSE);
2075
2076         return ret;
2077 }
2078
2079 void vficon_destroy_cb(GtkWidget *widget, gpointer data)
2080 {
2081         ViewFile *vf = data;
2082
2083         vf_refresh_idle_cancel(vf);
2084
2085         file_data_unregister_notify_func(vf_notify_cb, vf);
2086
2087         tip_unschedule(vf);
2088
2089         vf_thumb_cleanup(vf);
2090
2091         g_list_free(vf->list);
2092         g_list_free(VFICON(vf)->selection);
2093 }
2094
2095 ViewFile *vficon_new(ViewFile *vf, FileData *dir_fd)
2096 {
2097         GtkListStore *store;
2098         GtkTreeSelection *selection;
2099         gint i;
2100
2101         vf->info = g_new0(ViewFileInfoIcon, 1);
2102
2103         VFICON(vf)->show_text = options->show_icon_names;
2104
2105         store = gtk_list_store_new(1, G_TYPE_POINTER);
2106         vf->listview = gtk_tree_view_new_with_model(GTK_TREE_MODEL(store));
2107         g_object_unref(store);
2108
2109         selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(vf->listview));
2110         gtk_tree_selection_set_mode(GTK_TREE_SELECTION(selection), GTK_SELECTION_NONE);
2111
2112         gtk_tree_view_set_headers_visible(GTK_TREE_VIEW(vf->listview), FALSE);
2113         gtk_tree_view_set_enable_search(GTK_TREE_VIEW(vf->listview), FALSE);
2114
2115         for (i = 0; i < VFICON_MAX_COLUMNS; i++)
2116                 {
2117                 vficon_append_column(vf, i);
2118                 }
2119
2120         /* zero width column to hide tree view focus, we draw it ourselves */
2121         vficon_append_column(vf, i);
2122         /* end column to fill white space */
2123         vficon_append_column(vf, i);
2124
2125         g_signal_connect(G_OBJECT(vf->listview), "size_allocate",
2126                          G_CALLBACK(vficon_sized_cb), vf);
2127
2128         gtk_widget_set_events(vf->listview, GDK_POINTER_MOTION_MASK | GDK_BUTTON_RELEASE_MASK |
2129                               GDK_BUTTON_PRESS_MASK | GDK_LEAVE_NOTIFY_MASK);
2130
2131         g_signal_connect(G_OBJECT(vf->listview),"motion_notify_event",
2132                          G_CALLBACK(vficon_motion_cb), vf);
2133         g_signal_connect(G_OBJECT(vf->listview), "leave_notify_event",
2134                          G_CALLBACK(vficon_leave_cb), vf);
2135
2136         /* force VFICON(vf)->columns to be at least 1 (sane) - this will be corrected in the size_cb */
2137         vficon_populate_at_new_size(vf, 1, 1, FALSE);
2138
2139         file_data_register_notify_func(vf_notify_cb, vf, NOTIFY_PRIORITY_MEDIUM);
2140
2141         return vf;
2142 }
2143
2144 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */