src/view_file_icon.c

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