src/view_dir_list.c

   1 /*
   2  * GQview
   3  * (C) 2004 John Ellis
   4  *
   5  * Author: John Ellis
   6  *
   7  * This software is released under the GNU General Public License (GNU GPL).
   8  * Please read the included file COPYING for more information.
   9  * This software comes with no warranty of any kind, use at your own risk!
  10  */
  11
  12 #include "gqview.h"
  13 #include "view_dir_list.h"
  14
  15 #include "dnd.h"
  16 #include "dupe.h"
  17 #include "filelist.h"
  18 #include "layout.h"
  19 #include "layout_image.h"
  20 #include "layout_util.h"
  21 #include "utilops.h"
  22 #include "ui_bookmark.h"
  23 #include "ui_fileops.h"
  24 #include "ui_menu.h"
  25 #include "ui_tree_edit.h"
  26
  27 #include <gdk/gdkkeysyms.h> /* for keyboard values */
  28
  29
  30 #define VDLIST_PAD 4
  31
  32
  33 enum {
  34         DIR_COLUMN_POINTER = 0,
  35         DIR_COLUMN_ICON,
  36         DIR_COLUMN_NAME,
  37         DIR_COLUMN_COLOR,
  38         DIR_COLUMN_COUNT
  39 };
  40
  41
  42 static void vdlist_popup_destroy_cb(GtkWidget *widget, gpointer data);
  43 static gint vdlist_auto_scroll_notify_cb(GtkWidget *widget, gint x, gint y, gpointer data);
  44
  45 /*
  46  *-----------------------------------------------------------------------------
  47  * misc
  48  *-----------------------------------------------------------------------------
  49  */
  50
  51 static gint vdlist_find_row(ViewDirList *vdl, FileData *fd, GtkTreeIter *iter)
  52 {
  53         GtkTreeModel *store;
  54         gint valid;
  55         gint row = 0;
  56
  57         store = gtk_tree_view_get_model(GTK_TREE_VIEW(vdl->listview));
  58         valid = gtk_tree_model_get_iter_first(store, iter);
  59         while (valid)
  60                 {
  61                 FileData *fd_n;
  62                 gtk_tree_model_get(GTK_TREE_MODEL(store), iter, DIR_COLUMN_POINTER, &fd_n, -1);
  63                 if (fd_n == fd) return row;
  64
  65                 valid = gtk_tree_model_iter_next(GTK_TREE_MODEL(store), iter);
  66                 row++;
  67                 }
  68
  69         return -1;
  70 }
  71
  72 static gint vdlist_rename_row_cb(TreeEditData *td, const gchar *old, const gchar *new, gpointer data)
  73 {
  74         ViewDirList *vdl = data;
  75         GtkTreeModel *store;
  76         GtkTreeIter iter;
  77         FileData *fd;
  78         gchar *old_path;
  79         gchar *new_path;
  80         gchar *base;
  81
  82         store = gtk_tree_view_get_model(GTK_TREE_VIEW(vdl->listview));
  83         if (!gtk_tree_model_get_iter(store, &iter, td->path)) return FALSE;
  84         gtk_tree_model_get(store, &iter, DIR_COLUMN_POINTER, &fd, -1);
  85         if (!fd) return FALSE;
  86
  87         old_path = g_strdup(fd->path);
  88
  89         base = remove_level_from_path(old_path);
  90         new_path = concat_dir_and_file(base, new);
  91         g_free(base);
  92
  93         if (file_util_rename_dir(old_path, new_path, vdl->listview))
  94                 {
  95                 if (vdl->layout && strcmp(vdl->path, old_path) == 0)
  96                         {
  97                         layout_set_path(vdl->layout, new_path);
  98                         }
  99                 else
 100                         {
 101                         vdlist_refresh(vdl);
 102                         }
 103                 }
 104
 105         g_free(old_path);
 106         g_free(new_path);
 107         return FALSE;
 108 }
 109
 110 static void vdlist_rename_by_row(ViewDirList *vdl, FileData *fd)
 111 {
 112         GtkTreeModel *store;
 113         GtkTreePath *tpath;
 114         GtkTreeIter iter;
 115
 116         if (vdlist_find_row(vdl, fd, &iter) < 0) return;
 117         store = gtk_tree_view_get_model(GTK_TREE_VIEW(vdl->listview));
 118         tpath = gtk_tree_model_get_path(store, &iter);
 119
 120         tree_edit_by_path(GTK_TREE_VIEW(vdl->listview), tpath, 0, fd->name,
 121                           vdlist_rename_row_cb, vdl);
 122         gtk_tree_path_free(tpath);
 123 }
 124
 125 static FileData *vdlist_row_by_path(ViewDirList *vdl, const gchar *path, gint *row)
 126 {
 127         GList *work;
 128         gint n;
 129
 130         if (!path)
 131                 {
 132                 if (row) *row = -1;
 133                 return NULL;
 134                 }
 135
 136         n = 0;
 137         work = vdl->list;
 138         while (work)
 139                 {
 140                 FileData *fd = work->data;
 141                 if (strcmp(fd->path, path) == 0)
 142                         {
 143                         if (row) *row = n;
 144                         return fd;
 145                         }
 146                 work = work->next;
 147                 n++;
 148                 }
 149
 150         if (row) *row = -1;
 151         return NULL;
 152 }
 153
 154 static void vdlist_color_set(ViewDirList *vdl, FileData *fd, gint color_set)
 155 {
 156         GtkTreeModel *store;
 157         GtkTreeIter iter;
 158
 159         if (vdlist_find_row(vdl, fd, &iter) < 0) return;
 160         store = gtk_tree_view_get_model(GTK_TREE_VIEW(vdl->listview));
 161         gtk_list_store_set(GTK_LIST_STORE(store), &iter, DIR_COLUMN_COLOR, color_set, -1);
 162 }
 163
 164 /*
 165  *-----------------------------------------------------------------------------
 166  * drop menu (from dnd)
 167  *-----------------------------------------------------------------------------
 168  */
 169
 170 static void vdlist_drop_menu_copy_cb(GtkWidget *widget, gpointer data)
 171 {
 172         ViewDirList *vdl = data;
 173         const gchar *path;
 174         GList *list;
 175
 176         if (!vdl->drop_fd) return;
 177
 178         path = vdl->drop_fd->path;
 179         list = vdl->drop_list;
 180         vdl->drop_list = NULL;
 181
 182         file_util_copy_simple(list, path);
 183 }
 184
 185 static void vdlist_drop_menu_move_cb(GtkWidget *widget, gpointer data)
 186 {
 187         ViewDirList *vdl = data;
 188         const gchar *path;
 189         GList *list;
 190
 191         if (!vdl->drop_fd) return;
 192
 193         path = vdl->drop_fd->path;
 194         list = vdl->drop_list;
 195
 196         vdl->drop_list = NULL;
 197
 198         file_util_move_simple(list, path);
 199 }
 200
 201 static GtkWidget *vdlist_drop_menu(ViewDirList *vdl, gint active)
 202 {
 203         GtkWidget *menu;
 204
 205         menu = popup_menu_short_lived();
 206         g_signal_connect(G_OBJECT(menu), "destroy",
 207                          G_CALLBACK(vdlist_popup_destroy_cb), vdl);
 208
 209         menu_item_add_stock_sensitive(menu, _("_Copy"), GTK_STOCK_COPY, active,
 210                                       G_CALLBACK(vdlist_drop_menu_copy_cb), vdl);
 211         menu_item_add_sensitive(menu, _("_Move"), active, G_CALLBACK(vdlist_drop_menu_move_cb), vdl);
 212
 213         menu_item_add_divider(menu);
 214         menu_item_add_stock(menu, _("Cancel"), GTK_STOCK_CANCEL, NULL, vdl);
 215
 216         return menu;
 217 }
 218
 219 /*
 220  *-----------------------------------------------------------------------------
 221  * pop-up menu
 222  *-----------------------------------------------------------------------------
 223  */
 224
 225 static void vdlist_pop_menu_up_cb(GtkWidget *widget, gpointer data)
 226 {
 227         ViewDirList *vdl = data;
 228         gchar *path;
 229
 230         if (!vdl->path || strcmp(vdl->path, "/") == 0) return;
 231         path = remove_level_from_path(vdl->path);
 232
 233         if (vdl->select_func)
 234                 {
 235                 vdl->select_func(vdl, path, vdl->select_data);
 236                 }
 237
 238         g_free(path);
 239 }
 240
 241 static void vdlist_pop_menu_slide_cb(GtkWidget *widget, gpointer data)
 242 {
 243         ViewDirList *vdl = data;
 244         gchar *path;
 245
 246         if (!vdl->layout || !vdl->click_fd) return;
 247
 248         path = g_strdup(vdl->click_fd->path);
 249
 250         layout_set_path(vdl->layout, path);
 251         layout_select_none(vdl->layout);
 252         layout_image_slideshow_stop(vdl->layout);
 253         layout_image_slideshow_start(vdl->layout);
 254
 255         g_free(path);
 256 }
 257
 258 static void vdlist_pop_menu_slide_rec_cb(GtkWidget *widget, gpointer data)
 259 {
 260         ViewDirList *vdl = data;
 261         gchar *path;
 262         GList *list;
 263
 264         if (!vdl->layout || !vdl->click_fd) return;
 265
 266         path = g_strdup(vdl->click_fd->path);
 267
 268         list = path_list_recursive(path);
 269
 270         layout_image_slideshow_stop(vdl->layout);
 271         layout_image_slideshow_start_from_list(vdl->layout, list);
 272
 273         g_free(path);
 274 }
 275
 276 static void vdlist_pop_menu_dupe(ViewDirList *vdl, gint recursive)
 277 {
 278         DupeWindow *dw;
 279         const gchar *path;
 280         GList *list = NULL;
 281
 282         if (!vdl->click_fd) return;
 283         path = vdl->click_fd->path;
 284
 285         if (recursive)
 286                 {
 287                 list = g_list_append(list, g_strdup(path));
 288                 }
 289         else
 290                 {
 291                 path_list(path, &list, NULL);
 292                 list = path_list_filter(list, FALSE);
 293                 }
 294
 295         dw = dupe_window_new(DUPE_MATCH_NAME);
 296         dupe_window_add_files(dw, list, recursive);
 297
 298         path_list_free(list);
 299 }
 300
 301 static void vdlist_pop_menu_dupe_cb(GtkWidget *widget, gpointer data)
 302 {
 303         ViewDirList *vdl = data;
 304         vdlist_pop_menu_dupe(vdl, FALSE);
 305 }
 306
 307 static void vdlist_pop_menu_dupe_rec_cb(GtkWidget *widget, gpointer data)
 308 {
 309         ViewDirList *vdl = data;
 310         vdlist_pop_menu_dupe(vdl, TRUE);
 311 }
 312
 313 static void vdlist_pop_menu_new_cb(GtkWidget *widget, gpointer data)
 314 {
 315         ViewDirList *vdl = data;
 316         gchar *new_path;
 317         gchar *buf;
 318
 319         if (!vdl->path) return;
 320
 321         buf = concat_dir_and_file(vdl->path, _("new_folder"));
 322         new_path = unique_filename(buf, NULL, NULL, FALSE);
 323         g_free(buf);
 324         if (!new_path) return;
 325
 326         if (!mkdir_utf8(new_path, 0755))
 327                 {
 328                 gchar *text;
 329
 330                 text = g_strdup_printf(_("Unable to create folder:\n%s"), new_path);
 331                 file_util_warning_dialog(_("Error creating folder"), text, GTK_STOCK_DIALOG_ERROR, vdl->listview);
 332                 g_free(text);
 333                 }
 334         else
 335                 {
 336                 FileData *fd;
 337
 338                 vdlist_refresh(vdl);
 339                 fd = vdlist_row_by_path(vdl, new_path, NULL);
 340
 341                 vdlist_rename_by_row(vdl, fd);
 342                 }
 343
 344         g_free(new_path);
 345 }
 346
 347 static void vdlist_pop_menu_rename_cb(GtkWidget *widget, gpointer data)
 348 {
 349         ViewDirList *vdl = data;
 350
 351         vdlist_rename_by_row(vdl, vdl->click_fd);
 352 }
 353
 354 static void vdlist_pop_menu_tree_cb(GtkWidget *widget, gpointer data)
 355 {
 356         ViewDirList *vdl = data;
 357
 358         if (vdl->layout) layout_views_set(vdl->layout, TRUE, vdl->layout->icon_view);
 359 }
 360
 361 static void vdlist_pop_menu_refresh_cb(GtkWidget *widget, gpointer data)
 362 {
 363         ViewDirList *vdl = data;
 364
 365         if (vdl->layout) layout_refresh(vdl->layout);
 366 }
 367
 368 static GtkWidget *vdlist_pop_menu(ViewDirList *vdl, FileData *fd)
 369 {
 370         GtkWidget *menu;
 371         gint active;
 372
 373         active = (fd != NULL);
 374
 375         menu = popup_menu_short_lived();
 376         g_signal_connect(G_OBJECT(menu), "destroy",
 377                          G_CALLBACK(vdlist_popup_destroy_cb), vdl);
 378
 379         menu_item_add_stock_sensitive(menu, _("_Up to parent"), GTK_STOCK_GO_UP,
 380                                       (vdl->path && strcmp(vdl->path, "/") != 0),
 381                                       G_CALLBACK(vdlist_pop_menu_up_cb), vdl);
 382
 383         menu_item_add_divider(menu);
 384         menu_item_add_sensitive(menu, _("_Slideshow"), active,
 385                                 G_CALLBACK(vdlist_pop_menu_slide_cb), vdl);
 386         menu_item_add_sensitive(menu, _("Slideshow recursive"), active,
 387                                 G_CALLBACK(vdlist_pop_menu_slide_rec_cb), vdl);
 388
 389         menu_item_add_divider(menu);
 390         menu_item_add_stock_sensitive(menu, _("Find _duplicates..."), GTK_STOCK_FIND, active,
 391                                       G_CALLBACK(vdlist_pop_menu_dupe_cb), vdl);
 392         menu_item_add_stock_sensitive(menu, _("Find duplicates recursive..."), GTK_STOCK_FIND, active,
 393                                       G_CALLBACK(vdlist_pop_menu_dupe_rec_cb), vdl);
 394
 395         menu_item_add_divider(menu);
 396
 397         /* check using . (always row 0) */
 398         active = (vdl->path && access_file(vdl->path , W_OK | X_OK));
 399         menu_item_add_sensitive(menu, _("_New folder..."), active,
 400                                 G_CALLBACK(vdlist_pop_menu_new_cb), vdl);
 401
 402         /* ignore .. and . */
 403         active = (active && fd &&
 404                   strcmp(fd->name, ".") != 0 &&
 405                   strcmp(fd->name, "..") != 0 &&
 406                   access_file(fd->path, W_OK | X_OK));
 407         menu_item_add_sensitive(menu, _("_Rename..."), active,
 408                                 G_CALLBACK(vdlist_pop_menu_rename_cb), vdl);
 409
 410         menu_item_add_divider(menu);
 411         menu_item_add_check(menu, _("View as _tree"), FALSE,
 412                             G_CALLBACK(vdlist_pop_menu_tree_cb), vdl);
 413         menu_item_add_stock(menu, _("Re_fresh"), GTK_STOCK_REFRESH,
 414                             G_CALLBACK(vdlist_pop_menu_refresh_cb), vdl);
 415
 416         return menu;
 417 }
 418
 419 static void vdlist_popup_destroy_cb(GtkWidget *widget, gpointer data)
 420 {
 421         ViewDirList *vdl = data;
 422
 423         vdlist_color_set(vdl, vdl->click_fd, FALSE);
 424         vdl->click_fd = NULL;
 425         vdl->popup = NULL;
 426
 427         vdlist_color_set(vdl, vdl->drop_fd, FALSE);
 428         path_list_free(vdl->drop_list);
 429         vdl->drop_list = NULL;
 430         vdl->drop_fd = NULL;
 431 }
 432
 433 /*
 434  *-----------------------------------------------------------------------------
 435  * dnd
 436  *-----------------------------------------------------------------------------
 437  */
 438
 439 static GtkTargetEntry vdlist_dnd_drop_types[] = {
 440         { "text/uri-list", 0, TARGET_URI_LIST }
 441 };
 442 static gint vdlist_dnd_drop_types_count = 1;
 443
 444 static void vdlist_dest_set(ViewDirList *vdl, gint enable)
 445 {
 446         if (enable)
 447                 {
 448                 gtk_drag_dest_set(vdl->listview,
 449                                   GTK_DEST_DEFAULT_MOTION | GTK_DEST_DEFAULT_DROP,
 450                                   vdlist_dnd_drop_types, vdlist_dnd_drop_types_count,
 451                                   GDK_ACTION_MOVE | GDK_ACTION_COPY);
 452                 }
 453         else
 454                 {
 455                 gtk_drag_dest_unset(vdl->listview);
 456                 }
 457 }
 458
 459 static void vdlist_dnd_get(GtkWidget *widget, GdkDragContext *context,
 460                            GtkSelectionData *selection_data, guint info,
 461                            guint time, gpointer data)
 462 {
 463         ViewDirList *vdl = data;
 464         gchar *path;
 465         GList *list;
 466         gchar *text = NULL;
 467         gint length = 0;
 468
 469         if (!vdl->click_fd) return;
 470         path = vdl->click_fd->path;
 471
 472         switch (info)
 473                 {
 474                 case TARGET_URI_LIST:
 475                 case TARGET_TEXT_PLAIN:
 476                         list = g_list_prepend(NULL, path);
 477                         text = uri_text_from_list(list, &length, (info == TARGET_TEXT_PLAIN));
 478                         g_list_free(list);
 479                         break;
 480                 }
 481         if (text)
 482                 {
 483                 gtk_selection_data_set (selection_data, selection_data->target,
 484                                 8, (guchar *)text, length);
 485                 g_free(text);
 486                 }
 487 }
 488
 489 static void vdlist_dnd_begin(GtkWidget *widget, GdkDragContext *context, gpointer data)
 490 {
 491         ViewDirList *vdl = data;
 492
 493         vdlist_color_set(vdl, vdl->click_fd, TRUE);
 494         vdlist_dest_set(vdl, FALSE);
 495 }
 496
 497 static void vdlist_dnd_end(GtkWidget *widget, GdkDragContext *context, gpointer data)
 498 {
 499         ViewDirList *vdl = data;
 500
 501         vdlist_color_set(vdl, vdl->click_fd, FALSE);
 502
 503         if (context->action == GDK_ACTION_MOVE)
 504                 {
 505                 vdlist_refresh(vdl);
 506                 }
 507         vdlist_dest_set(vdl, TRUE);
 508 }
 509
 510 static void vdlist_dnd_drop_receive(GtkWidget *widget,
 511                                     GdkDragContext *context, gint x, gint y,
 512                                     GtkSelectionData *selection_data, guint info,
 513                                     guint time, gpointer data)
 514 {
 515         ViewDirList *vdl = data;
 516         GtkTreePath *tpath;
 517         GtkTreeIter iter;
 518         FileData *fd = NULL;
 519
 520         vdl->click_fd = NULL;
 521
 522         if (gtk_tree_view_get_path_at_pos(GTK_TREE_VIEW(widget), x, y,
 523                                           &tpath, NULL, NULL, NULL))
 524                 {
 525                 GtkTreeModel *store;
 526
 527                 store = gtk_tree_view_get_model(GTK_TREE_VIEW(widget));
 528                 gtk_tree_model_get_iter(store, &iter, tpath);
 529                 gtk_tree_model_get(store, &iter, DIR_COLUMN_POINTER, &fd, -1);
 530                 gtk_tree_path_free(tpath);
 531                 }
 532
 533         if (!fd) return;
 534
 535         if (info == TARGET_URI_LIST)
 536                 {
 537                 GList *list;
 538                 gint active;
 539
 540                 list = uri_list_from_text((gchar *)selection_data->data, TRUE);
 541                 if (!list) return;
 542
 543                 active = access_file(fd->path, W_OK | X_OK);
 544
 545                 vdlist_color_set(vdl, fd, TRUE);
 546                 vdl->popup = vdlist_drop_menu(vdl, active);
 547                 gtk_menu_popup(GTK_MENU(vdl->popup), NULL, NULL, NULL, NULL, 0, time);
 548
 549                 vdl->drop_fd = fd;
 550                 vdl->drop_list = list;
 551                 }
 552 }
 553
 554 #if 0
 555 static gint vdlist_get_row_visibility(ViewDirList *vdl, FileData *fd)
 556 {
 557         GtkTreeModel *store;
 558         GtkTreeViewColumn *column;
 559         GtkTreePath *tpath;
 560         GtkTreeIter iter;
 561
 562         GdkRectangle vrect;
 563         GdkRectangle crect;
 564
 565         if (!fd || vdlist_find_row(vdl, fd, &iter) < 0) return 0;
 566
 567         column = gtk_tree_view_get_column(GTK_TREE_VIEW(vdl->listview), 0);
 568         store = gtk_tree_view_get_model(GTK_TREE_VIEW(vdl->listview));
 569         tpath = gtk_tree_model_get_path(store, &iter);
 570
 571         gtk_tree_view_get_visible_rect(GTK_TREE_VIEW(vdl->listview), &vrect);
 572         gtk_tree_view_get_cell_area(GTK_TREE_VIEW(vdl->listview), tpath, column, &crect);
 573 printf("window: %d + %d; cell: %d + %d\n", vrect.y, vrect.height, crect.y, crect.height);
 574         gtk_tree_path_free(tpath);
 575
 576         if (crect.y + crect.height < vrect.y) return -1;
 577         if (crect.y > vrect.y + vrect.height) return 1;
 578         return 0;
 579 }
 580 #endif
 581
 582 static void vdlist_scroll_to_row(ViewDirList *vdl, FileData *fd, gfloat y_align)
 583 {
 584         GtkTreeIter iter;
 585
 586         if (GTK_WIDGET_REALIZED(vdl->listview) &&
 587             vdlist_find_row(vdl, fd, &iter) >= 0)
 588                 {
 589                 GtkTreeModel *store;
 590                 GtkTreePath *tpath;
 591
 592                 store = gtk_tree_view_get_model(GTK_TREE_VIEW(vdl->listview));
 593                 tpath = gtk_tree_model_get_path(store, &iter);
 594                 gtk_tree_view_scroll_to_cell(GTK_TREE_VIEW(vdl->listview), tpath, NULL, TRUE, y_align, 0.0);
 595                 gtk_tree_view_set_cursor(GTK_TREE_VIEW(vdl->listview), tpath, NULL, FALSE);
 596                 gtk_tree_path_free(tpath);
 597
 598                 if (!GTK_WIDGET_HAS_FOCUS(vdl->listview)) gtk_widget_grab_focus(vdl->listview);
 599                 }
 600 }
 601
 602 static void vdlist_drop_update(ViewDirList *vdl, gint x, gint y)
 603 {
 604         GtkTreePath *tpath;
 605         GtkTreeIter iter;
 606         FileData *fd = NULL;
 607
 608         if (gtk_tree_view_get_path_at_pos(GTK_TREE_VIEW(vdl->listview), x, y,
 609                                           &tpath, NULL, NULL, NULL))
 610                 {
 611                 GtkTreeModel *store;
 612
 613                 store = gtk_tree_view_get_model(GTK_TREE_VIEW(vdl->listview));
 614                 gtk_tree_model_get_iter(store, &iter, tpath);
 615                 gtk_tree_model_get(store, &iter, DIR_COLUMN_POINTER, &fd, -1);
 616                 gtk_tree_path_free(tpath);
 617                 }
 618
 619         if (fd != vdl->drop_fd)
 620                 {
 621                 vdlist_color_set(vdl, vdl->drop_fd, FALSE);
 622                 vdlist_color_set(vdl, fd, TRUE);
 623                 }
 624
 625         vdl->drop_fd = fd;
 626 }
 627
 628 static void vdlist_dnd_drop_scroll_cancel(ViewDirList *vdl)
 629 {
 630         if (vdl->drop_scroll_id != -1) g_source_remove(vdl->drop_scroll_id);
 631         vdl->drop_scroll_id = -1;
 632 }
 633
 634 static gint vdlist_auto_scroll_idle_cb(gpointer data)
 635 {
 636         ViewDirList *vdl = data;
 637
 638         if (vdl->drop_fd)
 639                 {
 640                 GdkWindow *window;
 641                 gint x, y;
 642                 gint w, h;
 643
 644                 window = vdl->listview->window;
 645                 gdk_window_get_pointer(window, &x, &y, NULL);
 646                 gdk_drawable_get_size(window, &w, &h);
 647                 if (x >= 0 && x < w && y >= 0 && y < h)
 648                         {
 649                         vdlist_drop_update(vdl, x, y);
 650                         }
 651                 }
 652
 653         vdl->drop_scroll_id = -1;
 654         return FALSE;
 655 }
 656
 657 static gint vdlist_auto_scroll_notify_cb(GtkWidget *widget, gint x, gint y, gpointer data)
 658 {
 659         ViewDirList *vdl = data;
 660
 661         if (!vdl->drop_fd || vdl->drop_list) return FALSE;
 662
 663         if (vdl->drop_scroll_id == -1) vdl->drop_scroll_id = g_idle_add(vdlist_auto_scroll_idle_cb, vdl);
 664
 665         return TRUE;
 666 }
 667
 668 static gint vdlist_dnd_drop_motion(GtkWidget *widget, GdkDragContext *context,
 669                                    gint x, gint y, guint time, gpointer data)
 670 {
 671         ViewDirList *vdl = data;
 672
 673         vdl->click_fd = NULL;
 674
 675         if (gtk_drag_get_source_widget(context) == vdl->listview)
 676                 {
 677                 /* from same window */
 678                 gdk_drag_status(context, 0, time);
 679                 return TRUE;
 680                 }
 681         else
 682                 {
 683                 gdk_drag_status(context, context->suggested_action, time);
 684                 }
 685
 686         vdlist_drop_update(vdl, x, y);
 687
 688         if (vdl->drop_fd)
 689                 {
 690                 GtkAdjustment *adj = gtk_tree_view_get_vadjustment(GTK_TREE_VIEW(vdl->listview));
 691                 widget_auto_scroll_start(vdl->listview, adj, -1, -1, vdlist_auto_scroll_notify_cb, vdl);
 692                 }
 693
 694         return FALSE;
 695 }
 696
 697 static void vdlist_dnd_drop_leave(GtkWidget *widget, GdkDragContext *context, guint time, gpointer data)
 698 {
 699         ViewDirList *vdl = data;
 700
 701         if (vdl->drop_fd != vdl->click_fd) vdlist_color_set(vdl, vdl->drop_fd, FALSE);
 702
 703         vdl->drop_fd = NULL;
 704 }
 705
 706 static void vdlist_dnd_init(ViewDirList *vdl)
 707 {
 708         gtk_drag_source_set(vdl->listview, GDK_BUTTON1_MASK | GDK_BUTTON2_MASK,
 709                             dnd_file_drag_types, dnd_file_drag_types_count,
 710                             GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
 711         g_signal_connect(G_OBJECT(vdl->listview), "drag_data_get",
 712                          G_CALLBACK(vdlist_dnd_get), vdl);
 713         g_signal_connect(G_OBJECT(vdl->listview), "drag_begin",
 714                          G_CALLBACK(vdlist_dnd_begin), vdl);
 715         g_signal_connect(G_OBJECT(vdl->listview), "drag_end",
 716                          G_CALLBACK(vdlist_dnd_end), vdl);
 717
 718         vdlist_dest_set(vdl, TRUE);
 719         g_signal_connect(G_OBJECT(vdl->listview), "drag_data_received",
 720                          G_CALLBACK(vdlist_dnd_drop_receive), vdl);
 721         g_signal_connect(G_OBJECT(vdl->listview), "drag_motion",
 722                          G_CALLBACK(vdlist_dnd_drop_motion), vdl);
 723         g_signal_connect(G_OBJECT(vdl->listview), "drag_leave",
 724                          G_CALLBACK(vdlist_dnd_drop_leave), vdl);
 725 }
 726
 727 /*
 728  *-----------------------------------------------------------------------------
 729  * main
 730  *-----------------------------------------------------------------------------
 731  */
 732
 733 static void vdlist_select_row(ViewDirList *vdl, FileData *fd)
 734 {
 735         if (fd && vdl->select_func)
 736                 {
 737                 gchar *path;
 738
 739                 path = g_strdup(fd->path);
 740                 vdl->select_func(vdl, path, vdl->select_data);
 741                 g_free(path);
 742                 }
 743 }
 744
 745 const gchar *vdlist_row_get_path(ViewDirList *vdl, gint row)
 746 {
 747         FileData *fd;
 748
 749         fd = g_list_nth_data(vdl->list, row);
 750
 751         if (fd) return fd->path;
 752
 753         return NULL;
 754 }
 755
 756 static void vdlist_populate(ViewDirList *vdl)
 757 {
 758         GtkListStore *store;
 759         GList *work;
 760
 761         store = GTK_LIST_STORE(gtk_tree_view_get_model(GTK_TREE_VIEW(vdl->listview)));
 762         gtk_list_store_clear(store);
 763
 764         work = vdl->list;
 765         while (work)
 766                 {
 767                 FileData *fd;
 768                 GtkTreeIter iter;
 769                 GdkPixbuf *pixbuf;
 770
 771                 fd = work->data;
 772
 773                 if (access_file(fd->path, R_OK | X_OK) && fd->name)
 774                         {
 775                         if (fd->name[0] == '.' && fd->name[1] == '\0')
 776                                 {
 777                                 pixbuf = vdl->pf->open;
 778                                 }
 779                         else if (fd->name[0] == '.' && fd->name[1] == '.' && fd->name[2] == '\0')
 780                                 {
 781                                 pixbuf = vdl->pf->parent;
 782                                 }
 783                         else
 784                                 {
 785                                 pixbuf = vdl->pf->close;
 786                                 }
 787                         }
 788                 else
 789                         {
 790                         pixbuf = vdl->pf->deny;
 791                         }
 792
 793                 gtk_list_store_append(store, &iter);
 794                 gtk_list_store_set(store, &iter,
 795                                    DIR_COLUMN_POINTER, fd,
 796                                    DIR_COLUMN_ICON, pixbuf,
 797                                    DIR_COLUMN_NAME, fd->name, -1);
 798
 799                 work = work->next;
 800                 }
 801
 802         vdl->click_fd = NULL;
 803         vdl->drop_fd = NULL;
 804 }
 805
 806 gint vdlist_set_path(ViewDirList *vdl, const gchar *path)
 807 {
 808         gint ret;
 809         FileData *fd;
 810         gchar *old_path = NULL;
 811
 812         if (!path) return FALSE;
 813         if (vdl->path && strcmp(path, vdl->path) == 0) return TRUE;
 814
 815         if (vdl->path)
 816                 {
 817                 gchar *base;
 818
 819                 base = remove_level_from_path(vdl->path);
 820                 if (strcmp(base, path) == 0)
 821                         {
 822                         old_path = g_strdup(filename_from_path(vdl->path));
 823                         }
 824                 g_free(base);
 825                 }
 826
 827         g_free(vdl->path);
 828         vdl->path = g_strdup(path);
 829
 830         filelist_free(vdl->list);
 831         vdl->list = NULL;
 832
 833         ret = filelist_read(vdl->path, NULL, &vdl->list);
 834
 835         vdl->list = filelist_sort(vdl->list, SORT_NAME, TRUE);
 836
 837         /* add . and .. */
 838
 839         if (strcmp(vdl->path, "/") != 0)
 840                 {
 841                 fd = g_new0(FileData, 1);
 842                 fd->path = remove_level_from_path(vdl->path);
 843                 fd->name = "..";
 844                 vdl->list = g_list_prepend(vdl->list, fd);
 845                 }
 846
 847         fd = g_new0(FileData, 1);
 848         fd->path = g_strdup(vdl->path);
 849         fd->name = ".";
 850         vdl->list = g_list_prepend(vdl->list, fd);
 851
 852         vdlist_populate(vdl);
 853
 854         if (old_path)
 855                 {
 856                 /* scroll to make last path visible */
 857                 FileData *found = NULL;
 858                 GList *work;
 859
 860                 work = vdl->list;
 861                 while (work && !found)
 862                         {
 863                         FileData *fd = work->data;
 864                         if (strcmp(old_path, fd->name) == 0) found = fd;
 865                         work = work->next;
 866                         }
 867
 868                 if (found) vdlist_scroll_to_row(vdl, found, 0.5);
 869
 870                 g_free(old_path);
 871                 return ret;
 872                 }
 873
 874         if (GTK_WIDGET_REALIZED(vdl->listview))
 875                 {
 876                 gtk_tree_view_scroll_to_point(GTK_TREE_VIEW(vdl->listview), 0, 0);
 877                 }
 878
 879         return ret;
 880 }
 881
 882 void vdlist_refresh(ViewDirList *vdl)
 883 {
 884         gchar *path;
 885
 886         path = g_strdup(vdl->path);
 887         vdl->path = NULL;
 888         vdlist_set_path(vdl, path);
 889         g_free(path);
 890 }
 891
 892 static void vdlist_menu_position_cb(GtkMenu *menu, gint *x, gint *y, gboolean *push_in, gpointer data)
 893 {
 894         ViewDirList *vdl = data;
 895         GtkTreeModel *store;
 896         GtkTreeIter iter;
 897         GtkTreePath *tpath;
 898         gint cw, ch;
 899
 900         if (vdlist_find_row(vdl, vdl->click_fd, &iter) < 0) return;
 901         store = gtk_tree_view_get_model(GTK_TREE_VIEW(vdl->listview));
 902         tpath = gtk_tree_model_get_path(store, &iter);
 903         tree_view_get_cell_clamped(GTK_TREE_VIEW(vdl->listview), tpath, 0, TRUE, x, y, &cw, &ch);
 904         gtk_tree_path_free(tpath);
 905         *y += ch;
 906         popup_menu_position_clamp(menu, x, y, 0);
 907 }
 908
 909 static gint vdlist_press_key_cb(GtkWidget *widget, GdkEventKey *event, gpointer data)
 910 {
 911         ViewDirList *vdl = data;
 912         GtkTreePath *tpath;
 913
 914         if (event->keyval != GDK_Menu) return FALSE;
 915
 916         gtk_tree_view_get_cursor(GTK_TREE_VIEW(vdl->listview), &tpath, NULL);
 917         if (tpath)
 918                 {
 919                 GtkTreeModel *store;
 920                 GtkTreeIter iter;
 921
 922                 store = gtk_tree_view_get_model(GTK_TREE_VIEW(widget));
 923                 gtk_tree_model_get_iter(store, &iter, tpath);
 924                 gtk_tree_model_get(store, &iter, DIR_COLUMN_POINTER, &vdl->click_fd, -1);
 925
 926                 gtk_tree_path_free(tpath);
 927                 }
 928         else
 929                 {
 930                 vdl->click_fd = NULL;
 931                 }
 932
 933         vdlist_color_set(vdl, vdl->click_fd, TRUE);
 934
 935         vdl->popup = vdlist_pop_menu(vdl, vdl->click_fd);
 936
 937         gtk_menu_popup(GTK_MENU(vdl->popup), NULL, NULL, vdlist_menu_position_cb, vdl, 0, GDK_CURRENT_TIME);
 938
 939         return TRUE;
 940 }
 941
 942 static gint vdlist_press_cb(GtkWidget *widget, GdkEventButton *bevent, gpointer data)
 943 {
 944         ViewDirList *vdl = data;
 945         GtkTreePath *tpath;
 946         GtkTreeIter iter;
 947         FileData *fd = NULL;
 948
 949         if (gtk_tree_view_get_path_at_pos(GTK_TREE_VIEW(widget), bevent->x, bevent->y,
 950                                           &tpath, NULL, NULL, NULL))
 951                 {
 952                 GtkTreeModel *store;
 953
 954                 store = gtk_tree_view_get_model(GTK_TREE_VIEW(widget));
 955                 gtk_tree_model_get_iter(store, &iter, tpath);
 956                 gtk_tree_model_get(store, &iter, DIR_COLUMN_POINTER, &fd, -1);
 957                 gtk_tree_view_set_cursor(GTK_TREE_VIEW(widget), tpath, NULL, FALSE);
 958                 gtk_tree_path_free(tpath);
 959                 }
 960
 961         vdl->click_fd = fd;
 962         vdlist_color_set(vdl, vdl->click_fd, TRUE);
 963
 964         if (bevent->button == 3)
 965                 {
 966                 vdl->popup = vdlist_pop_menu(vdl, vdl->click_fd);
 967                 gtk_menu_popup(GTK_MENU(vdl->popup), NULL, NULL, NULL, NULL,
 968                                bevent->button, bevent->time);
 969                 }
 970
 971         return TRUE;
 972 }
 973
 974 static gint vdlist_release_cb(GtkWidget *widget, GdkEventButton *bevent, gpointer data)
 975 {
 976         ViewDirList *vdl = data;
 977         GtkTreePath *tpath;
 978         GtkTreeIter iter;
 979         FileData *fd = NULL;
 980
 981         vdlist_color_set(vdl, vdl->click_fd, FALSE);
 982
 983         if (bevent->button != 1) return TRUE;
 984
 985         if ((bevent->x != 0 || bevent->y != 0) &&
 986             gtk_tree_view_get_path_at_pos(GTK_TREE_VIEW(widget), bevent->x, bevent->y,
 987                                           &tpath, NULL, NULL, NULL))
 988                 {
 989                 GtkTreeModel *store;
 990
 991                 store = gtk_tree_view_get_model(GTK_TREE_VIEW(widget));
 992                 gtk_tree_model_get_iter(store, &iter, tpath);
 993                 gtk_tree_model_get(store, &iter, DIR_COLUMN_POINTER, &fd, -1);
 994                 gtk_tree_path_free(tpath);
 995                 }
 996
 997         if (fd && vdl->click_fd == fd)
 998                 {
 999                 vdlist_select_row(vdl, vdl->click_fd);
1000                 }
1001
1002         return TRUE;
1003 }
1004
1005 static void vdlist_select_cb(GtkTreeView *tview, GtkTreePath *tpath, GtkTreeViewColumn *column, gpointer data)
1006 {
1007         ViewDirList *vdl = data;
1008         GtkTreeModel *store;
1009         GtkTreeIter iter;
1010         FileData *fd;
1011
1012         store = gtk_tree_view_get_model(tview);
1013         gtk_tree_model_get_iter(store, &iter, tpath);
1014         gtk_tree_model_get(store, &iter, DIR_COLUMN_POINTER, &fd, -1);
1015
1016         vdlist_select_row(vdl, fd);
1017 }
1018
1019 static GdkColor *vdlist_color_shifted(GtkWidget *widget)
1020 {
1021         static GdkColor color;
1022         static GtkWidget *done = NULL;
1023
1024         if (done != widget)
1025                 {
1026                 GtkStyle *style;
1027
1028                 style = gtk_widget_get_style(widget);
1029                 memcpy(&color, &style->base[GTK_STATE_NORMAL], sizeof(color));
1030                 shift_color(&color, -1, 0);
1031                 done = widget;
1032                 }
1033
1034         return &color;
1035 }
1036
1037 static void vdlist_color_cb(GtkTreeViewColumn *tree_column, GtkCellRenderer *cell,
1038                             GtkTreeModel *tree_model, GtkTreeIter *iter, gpointer data)
1039 {
1040         ViewDirList *vdl = data;
1041         gboolean set;
1042
1043         gtk_tree_model_get(tree_model, iter, DIR_COLUMN_COLOR, &set, -1);
1044         g_object_set(G_OBJECT(cell),
1045                      "cell-background-gdk", vdlist_color_shifted(vdl->listview),
1046                      "cell-background-set", set, NULL);
1047 }
1048
1049 static void vdlist_destroy_cb(GtkWidget *widget, gpointer data)
1050 {
1051         ViewDirList *vdl = data;
1052
1053         if (vdl->popup)
1054                 {
1055                 g_signal_handlers_disconnect_matched(G_OBJECT(vdl->popup), G_SIGNAL_MATCH_DATA,
1056                                                      0, 0, 0, NULL, vdl);
1057                 gtk_widget_destroy(vdl->popup);
1058                 }
1059
1060         vdlist_dnd_drop_scroll_cancel(vdl);
1061         widget_auto_scroll_stop(vdl->listview);
1062
1063         path_list_free(vdl->drop_list);
1064
1065         folder_icons_free(vdl->pf);
1066
1067         g_free(vdl->path);
1068         filelist_free(vdl->list);
1069         g_free(vdl);
1070 }
1071
1072 ViewDirList *vdlist_new(const gchar *path)
1073 {
1074         ViewDirList *vdl;
1075         GtkListStore *store;
1076         GtkTreeSelection *selection;
1077         GtkTreeViewColumn *column;
1078         GtkCellRenderer *renderer;
1079
1080         vdl = g_new0(ViewDirList, 1);
1081
1082         vdl->path = NULL;
1083         vdl->list = NULL;
1084         vdl->click_fd = NULL;
1085
1086         vdl->drop_fd = NULL;
1087         vdl->drop_list = NULL;
1088
1089         vdl->drop_scroll_id = -1;
1090
1091         vdl->popup = NULL;
1092
1093         vdl->widget = gtk_scrolled_window_new(NULL, NULL);
1094         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(vdl->widget), GTK_SHADOW_IN);
1095         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(vdl->widget),
1096                                        GTK_POLICY_AUTOMATIC, GTK_POLICY_ALWAYS);
1097         g_signal_connect(G_OBJECT(vdl->widget), "destroy",
1098                          G_CALLBACK(vdlist_destroy_cb), vdl);
1099
1100         store = gtk_list_store_new(4, G_TYPE_POINTER, GDK_TYPE_PIXBUF, G_TYPE_STRING, G_TYPE_BOOLEAN);
1101         vdl->listview = gtk_tree_view_new_with_model(GTK_TREE_MODEL(store));
1102         g_object_unref(store);
1103
1104         gtk_tree_view_set_headers_visible(GTK_TREE_VIEW(vdl->listview), FALSE);
1105         gtk_tree_view_set_enable_search(GTK_TREE_VIEW(vdl->listview), FALSE);
1106         g_signal_connect(G_OBJECT(vdl->listview), "row_activated",
1107
1108                          G_CALLBACK(vdlist_select_cb), vdl);
1109
1110         selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(vdl->listview));
1111         gtk_tree_selection_set_mode(selection, GTK_SELECTION_NONE);
1112
1113         column = gtk_tree_view_column_new();
1114         gtk_tree_view_column_set_sizing(column, GTK_TREE_VIEW_COLUMN_AUTOSIZE);
1115
1116         renderer = gtk_cell_renderer_pixbuf_new();
1117         gtk_tree_view_column_pack_start(column, renderer, FALSE);
1118         gtk_tree_view_column_add_attribute(column, renderer, "pixbuf", DIR_COLUMN_ICON);
1119         gtk_tree_view_column_set_cell_data_func(column, renderer, vdlist_color_cb, vdl, NULL);
1120
1121         renderer = gtk_cell_renderer_text_new();
1122         gtk_tree_view_column_pack_start(column, renderer, TRUE);
1123         gtk_tree_view_column_add_attribute(column, renderer, "text", DIR_COLUMN_NAME);
1124         gtk_tree_view_column_set_cell_data_func(column, renderer, vdlist_color_cb, vdl, NULL);
1125
1126         gtk_tree_view_append_column(GTK_TREE_VIEW(vdl->listview), column);
1127
1128         g_signal_connect(G_OBJECT(vdl->listview), "key_press_event",
1129                            G_CALLBACK(vdlist_press_key_cb), vdl);
1130         gtk_container_add(GTK_CONTAINER(vdl->widget), vdl->listview);
1131         gtk_widget_show(vdl->listview);
1132
1133         vdl->pf = folder_icons_new();
1134
1135         vdlist_dnd_init(vdl);
1136
1137         g_signal_connect(G_OBJECT(vdl->listview), "button_press_event",
1138                          G_CALLBACK(vdlist_press_cb), vdl);
1139         g_signal_connect(G_OBJECT(vdl->listview), "button_release_event",
1140                          G_CALLBACK(vdlist_release_cb), vdl);
1141
1142         if (path) vdlist_set_path(vdl, path);
1143
1144         return vdl;
1145 }
1146
1147 void vdlist_set_select_func(ViewDirList *vdl,
1148                             void (*func)(ViewDirList *vdl, const gchar *path, gpointer data), gpointer data)
1149 {
1150         vdl->select_func = func;
1151         vdl->select_data = data;
1152 }
1153
1154 void vdlist_set_layout(ViewDirList *vdl, LayoutWindow *layout)
1155 {
1156         vdl->layout = layout;
1157 }
1158