src/view-dir-list.cc

   1 /*
   2  * Copyright (C) 2004 John Ellis
   3  * Copyright (C) 2008 - 2016 The Geeqie Team
   4  *
   5  * Author: John Ellis
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; either version 2 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License along
  18  * with this program; if not, write to the Free Software Foundation, Inc.,
  19  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  20  */
  21
  22 #include "view-dir-list.h"
  23
  24 #include <unistd.h>
  25
  26 #include <cstdlib>
  27 #include <cstring>
  28
  29 #include <gdk-pixbuf/gdk-pixbuf.h>
  30 #include <glib-object.h>
  31
  32 #include "filedata.h"
  33 #include "layout.h"
  34 #include "options.h"
  35 #include "typedefs.h"
  36 #include "ui-fileops.h"
  37 #include "ui-tree-edit.h"
  38 #include "view-dir.h"
  39
  40 struct ViewDirInfoList
  41 {
  42         GList *list;
  43 };
  44
  45 #define VDLIST(_vd_) ((ViewDirInfoList *)((_vd_)->info))
  46
  47
  48 /*
  49  *-----------------------------------------------------------------------------
  50  * misc
  51  *-----------------------------------------------------------------------------
  52  */
  53
  54 gboolean vdlist_find_row(ViewDir *vd, FileData *fd, GtkTreeIter *iter)
  55 {
  56         GtkTreeModel *store;
  57         gboolean valid;
  58
  59         store = gtk_tree_view_get_model(GTK_TREE_VIEW(vd->view));
  60         valid = gtk_tree_model_get_iter_first(store, iter);
  61         while (valid)
  62                 {
  63                 FileData *fd_n;
  64                 gtk_tree_model_get(GTK_TREE_MODEL(store), iter, DIR_COLUMN_POINTER, &fd_n, -1);
  65                 if (fd_n == fd) return TRUE;
  66
  67                 valid = gtk_tree_model_iter_next(GTK_TREE_MODEL(store), iter);
  68                 }
  69
  70         return FALSE;
  71 }
  72
  73
  74 FileData *vdlist_row_by_path(ViewDir *vd, const gchar *path, gint *row)
  75 {
  76         GList *work;
  77         gint n;
  78
  79         if (!path)
  80                 {
  81                 if (row) *row = -1;
  82                 return nullptr;
  83                 }
  84
  85         n = 0;
  86         work = VDLIST(vd)->list;
  87         while (work)
  88                 {
  89                 auto fd = static_cast<FileData *>(work->data);
  90                 if (strcmp(fd->path, path) == 0)
  91                         {
  92                         if (row) *row = n;
  93                         return fd;
  94                         }
  95                 work = work->next;
  96                 n++;
  97                 }
  98
  99         if (row) *row = -1;
 100         return nullptr;
 101 }
 102
 103 /*
 104  *-----------------------------------------------------------------------------
 105  * dnd
 106  *-----------------------------------------------------------------------------
 107  */
 108
 109 static void vdlist_scroll_to_row(ViewDir *vd, FileData *fd, gfloat y_align)
 110 {
 111         GtkTreeIter iter;
 112
 113         if (gtk_widget_get_realized(vd->view) && vd_find_row(vd, fd, &iter))
 114                 {
 115                 GtkTreeModel *store;
 116                 GtkTreePath *tpath;
 117
 118                 store = gtk_tree_view_get_model(GTK_TREE_VIEW(vd->view));
 119                 tpath = gtk_tree_model_get_path(store, &iter);
 120                 gtk_tree_view_scroll_to_cell(GTK_TREE_VIEW(vd->view), tpath, nullptr, TRUE, y_align, 0.0);
 121                 gtk_tree_view_set_cursor(GTK_TREE_VIEW(vd->view), tpath, nullptr, FALSE);
 122                 gtk_tree_path_free(tpath);
 123
 124                 if (!gtk_widget_has_focus(vd->view)) gtk_widget_grab_focus(vd->view);
 125                 }
 126 }
 127
 128 /*
 129  *-----------------------------------------------------------------------------
 130  * main
 131  *-----------------------------------------------------------------------------
 132  */
 133
 134 const gchar *vdlist_row_get_path(ViewDir *vd, gint row)
 135 {
 136         FileData *fd;
 137
 138         fd = static_cast<FileData *>(g_list_nth_data(VDLIST(vd)->list, row));
 139
 140         if (fd) return fd->path;
 141
 142         return nullptr;
 143 }
 144
 145 static gboolean vdlist_populate(ViewDir *vd, gboolean clear)
 146 {
 147         GtkListStore *store;
 148         GList *work;
 149         GtkTreeIter iter;
 150         gboolean valid;
 151         gchar *filepath;
 152         GList *old_list;
 153         gboolean ret;
 154         FileData *fd;
 155         SortType sort_type = SORT_NAME;
 156         gboolean sort_ascend = TRUE;
 157         gboolean sort_case = TRUE;
 158         gchar *link = nullptr;
 159
 160         if (vd->layout)
 161                 {
 162                 sort_type = vd->layout->options.dir_view_list_sort.method;
 163                 sort_ascend = vd->layout->options.dir_view_list_sort.ascend;
 164                 sort_case = vd->layout->options.dir_view_list_sort.case_sensitive;
 165                 }
 166
 167         old_list = VDLIST(vd)->list;
 168
 169         ret = filelist_read(vd->dir_fd, nullptr, &VDLIST(vd)->list);
 170         VDLIST(vd)->list = filelist_sort(VDLIST(vd)->list, sort_type, sort_ascend, sort_case);
 171
 172         /* add . and .. */
 173
 174         if (options->file_filter.show_parent_directory && strcmp(vd->dir_fd->path, G_DIR_SEPARATOR_S) != 0)
 175                 {
 176                 filepath = g_build_filename(vd->dir_fd->path, "..", NULL);
 177                 fd = file_data_new_dir(filepath);
 178                 VDLIST(vd)->list = g_list_prepend(VDLIST(vd)->list, fd);
 179                 g_free(filepath);
 180                 }
 181
 182         if (options->file_filter.show_dot_directory)
 183                 {
 184                 filepath = g_build_filename(vd->dir_fd->path, ".", NULL);
 185                 fd = file_data_new_dir(filepath);
 186                 VDLIST(vd)->list = g_list_prepend(VDLIST(vd)->list, fd);
 187                 g_free(filepath);
 188         }
 189
 190         store = GTK_LIST_STORE(gtk_tree_view_get_model(GTK_TREE_VIEW(vd->view)));
 191         if (clear) gtk_list_store_clear(store);
 192
 193         valid = gtk_tree_model_iter_children(GTK_TREE_MODEL(store), &iter, nullptr);
 194
 195         work = VDLIST(vd)->list;
 196         while (work)
 197                 {
 198                 gint match;
 199                 GdkPixbuf *pixbuf;
 200                 const gchar *date = "";
 201                 gboolean done = FALSE;
 202
 203                 fd = static_cast<FileData *>(work->data);
 204
 205                 if (access_file(fd->path, R_OK | X_OK) && fd->name)
 206                         {
 207                         if (islink(fd->path))
 208                                 {
 209                                 pixbuf = vd->pf->link;
 210                                 }
 211                         else if (fd->name[0] == '.' && fd->name[1] == '\0')
 212                                 {
 213                                 pixbuf = vd->pf->open;
 214                                 }
 215                         else if (fd->name[0] == '.' && fd->name[1] == '.' && fd->name[2] == '\0')
 216                                 {
 217                                 pixbuf = vd->pf->parent;
 218                                 }
 219                         else if (!access_file(fd->path, W_OK) )
 220                                 {
 221                                 pixbuf = vd->pf->read_only;
 222                                 }
 223                         else
 224                                 {
 225                                 pixbuf = vd->pf->close;
 226                                 if (vd->layout && vd->layout->options.show_directory_date)
 227                                         date = text_from_time(fd->date);
 228                                 }
 229                         }
 230                 else
 231                         {
 232                         pixbuf = vd->pf->deny;
 233                         }
 234
 235                 while (!done)
 236                         {
 237                         FileData *old_fd = nullptr;
 238
 239                         if (valid)
 240                                 {
 241                                 gtk_tree_model_get(GTK_TREE_MODEL(store), &iter,
 242                                                    DIR_COLUMN_POINTER, &old_fd,
 243                                                    -1);
 244
 245                                 if (fd == old_fd)
 246                                         {
 247                                         match = 0;
 248                                         }
 249                                 else
 250                                         {
 251                                         match = filelist_sort_compare_filedata_full(fd, old_fd, sort_type, sort_ascend);
 252
 253                                         if (match == 0) g_warning("multiple fd for the same path");
 254                                         }
 255
 256                                 }
 257                         else
 258                                 {
 259                                 match = -1;
 260                                 }
 261
 262                         if (islink(fd->path))
 263                                 {
 264                                 link = realpath(fd->path, nullptr);
 265                                 }
 266                         else
 267                                 {
 268                                 link = nullptr;
 269                                 }
 270
 271                         if (match < 0)
 272                                 {
 273                                 GtkTreeIter new_iter;
 274
 275                                 if (valid)
 276                                         {
 277                                         gtk_list_store_insert_before(store, &new_iter, &iter);
 278                                         }
 279                                 else
 280                                         {
 281                                         gtk_list_store_append(store, &new_iter);
 282                                         }
 283
 284                                 gtk_list_store_set(store, &new_iter,
 285                                                    DIR_COLUMN_POINTER, fd,
 286                                                    DIR_COLUMN_ICON, pixbuf,
 287                                                    DIR_COLUMN_NAME, fd->name,
 288                                                    DIR_COLUMN_LINK, link,
 289                                                    DIR_COLUMN_DATE, date,
 290                                                    -1);
 291
 292                                 done = TRUE;
 293                                 }
 294                         else if (match > 0)
 295                                 {
 296                                 valid = gtk_list_store_remove(store, &iter);
 297                                 }
 298                         else
 299                                 {
 300                                 gtk_list_store_set(store, &iter,
 301                                                    DIR_COLUMN_ICON, pixbuf,
 302                                                    DIR_COLUMN_NAME, fd->name,
 303                                                    DIR_COLUMN_LINK, link,
 304                                                    DIR_COLUMN_DATE, date,
 305                                                    -1);
 306
 307                                 if (valid) valid = gtk_tree_model_iter_next(GTK_TREE_MODEL(store), &iter);
 308
 309                                 done = TRUE;
 310                                 }
 311                         }
 312                 work = work->next;
 313                 }
 314
 315         while (valid)
 316                 {
 317                 FileData *old_fd;
 318                 gtk_tree_model_get(GTK_TREE_MODEL(store), &iter, DIR_COLUMN_POINTER, &old_fd, -1);
 319
 320                 valid = gtk_list_store_remove(store, &iter);
 321                 }
 322
 323
 324         vd->click_fd = nullptr;
 325         vd->drop_fd = nullptr;
 326
 327         filelist_free(old_list);
 328         g_free(link);
 329         return ret;
 330 }
 331
 332 gboolean vdlist_set_fd(ViewDir *vd, FileData *dir_fd)
 333 {
 334         gboolean ret;
 335         gchar *old_path = nullptr; /* Used to store directory for walking up */
 336
 337         if (!dir_fd) return FALSE;
 338         if (vd->dir_fd == dir_fd) return TRUE;
 339
 340         if (vd->dir_fd)
 341                 {
 342                 gchar *base;
 343
 344                 base = remove_level_from_path(vd->dir_fd->path);
 345                 if (strcmp(base, dir_fd->path) == 0)
 346                         {
 347                         old_path = g_strdup(filename_from_path(vd->dir_fd->path));
 348                         }
 349                 g_free(base);
 350                 }
 351
 352         file_data_unref(vd->dir_fd);
 353         vd->dir_fd = file_data_ref(dir_fd);
 354
 355         ret = vdlist_populate(vd, TRUE);
 356
 357         /* scroll to make last path visible */
 358         FileData *found = nullptr;
 359         GList *work;
 360
 361         work = VDLIST(vd)->list;
 362         while (work && !found)
 363                 {
 364                 auto fd = static_cast<FileData *>(work->data);
 365                 if (!old_path || strcmp(old_path, fd->name) == 0) found = fd;
 366                 work = work->next;
 367                 }
 368
 369         if (found) vdlist_scroll_to_row(vd, found, 0.5);
 370
 371         if (old_path) g_free(old_path);
 372
 373         return ret;
 374 }
 375
 376 void vdlist_refresh(ViewDir *vd)
 377 {
 378         vdlist_populate(vd, FALSE);
 379 }
 380
 381 gboolean vdlist_press_key_cb(GtkWidget *widget, GdkEventKey *event, gpointer data)
 382 {
 383         auto vd = static_cast<ViewDir *>(data);
 384         GtkTreePath *tpath;
 385
 386         if (event->keyval != GDK_KEY_Menu) return FALSE;
 387
 388         gtk_tree_view_get_cursor(GTK_TREE_VIEW(vd->view), &tpath, nullptr);
 389         if (tpath)
 390                 {
 391                 GtkTreeModel *store;
 392                 GtkTreeIter iter;
 393
 394                 store = gtk_tree_view_get_model(GTK_TREE_VIEW(widget));
 395                 gtk_tree_model_get_iter(store, &iter, tpath);
 396                 gtk_tree_model_get(store, &iter, DIR_COLUMN_POINTER, &vd->click_fd, -1);
 397
 398                 gtk_tree_path_free(tpath);
 399                 }
 400         else
 401                 {
 402                 vd->click_fd = nullptr;
 403                 }
 404
 405         vd_color_set(vd, vd->click_fd, TRUE);
 406
 407         vd->popup = vd_pop_menu(vd, vd->click_fd);
 408
 409         gtk_menu_popup_at_pointer(GTK_MENU(vd->popup), nullptr);
 410
 411         return TRUE;
 412 }
 413
 414 gboolean vdlist_press_cb(GtkWidget *widget, GdkEventButton *bevent, gpointer data)
 415 {
 416         auto vd = static_cast<ViewDir *>(data);
 417         GtkTreePath *tpath;
 418         GtkTreeIter iter;
 419         FileData *fd = nullptr;
 420
 421         if (gtk_tree_view_get_path_at_pos(GTK_TREE_VIEW(widget), bevent->x, bevent->y,
 422                                           &tpath, nullptr, nullptr, nullptr))
 423                 {
 424                 GtkTreeModel *store;
 425
 426                 store = gtk_tree_view_get_model(GTK_TREE_VIEW(widget));
 427                 gtk_tree_model_get_iter(store, &iter, tpath);
 428                 gtk_tree_model_get(store, &iter, DIR_COLUMN_POINTER, &fd, -1);
 429                 gtk_tree_view_set_cursor(GTK_TREE_VIEW(widget), tpath, nullptr, FALSE);
 430                 gtk_tree_path_free(tpath);
 431                 }
 432
 433         vd->click_fd = fd;
 434
 435         if (options->view_dir_list_single_click_enter)
 436                 vd_color_set(vd, vd->click_fd, TRUE);
 437
 438         if (bevent->button == MOUSE_BUTTON_RIGHT)
 439                 {
 440                 vd->popup = vd_pop_menu(vd, vd->click_fd);
 441                 gtk_menu_popup_at_pointer(GTK_MENU(vd->popup), nullptr);
 442                 return TRUE;
 443                 }
 444
 445         return options->view_dir_list_single_click_enter;
 446 }
 447
 448 void vdlist_destroy_cb(GtkWidget *, gpointer data)
 449 {
 450         auto vd = static_cast<ViewDir *>(data);
 451
 452         vd_dnd_drop_scroll_cancel(vd);
 453         widget_auto_scroll_stop(vd->view);
 454
 455         filelist_free(VDLIST(vd)->list);
 456 }
 457
 458 ViewDir *vdlist_new(ViewDir *vd, FileData *)
 459 {
 460         GtkListStore *store;
 461         GtkTreeSelection *selection;
 462         GtkTreeViewColumn *column;
 463         GtkCellRenderer *renderer;
 464
 465         vd->info = g_new0(ViewDirInfoList, 1);
 466
 467         vd->type = DIRVIEW_LIST;
 468
 469         store = gtk_list_store_new(6, G_TYPE_POINTER, GDK_TYPE_PIXBUF, G_TYPE_STRING, G_TYPE_BOOLEAN, G_TYPE_STRING, G_TYPE_STRING);
 470         vd->view = gtk_tree_view_new_with_model(GTK_TREE_MODEL(store));
 471         g_object_unref(store);
 472
 473         gtk_tree_view_set_headers_visible(GTK_TREE_VIEW(vd->view), FALSE);
 474         gtk_tree_view_set_enable_search(GTK_TREE_VIEW(vd->view), FALSE);
 475
 476         selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(vd->view));
 477         gtk_tree_selection_set_mode(selection, GTK_SELECTION_NONE);
 478
 479         column = gtk_tree_view_column_new();
 480         gtk_tree_view_column_set_sizing(column, GTK_TREE_VIEW_COLUMN_AUTOSIZE);
 481
 482         renderer = gtk_cell_renderer_pixbuf_new();
 483         gtk_tree_view_column_pack_start(column, renderer, FALSE);
 484         gtk_tree_view_column_add_attribute(column, renderer, "pixbuf", DIR_COLUMN_ICON);
 485         gtk_tree_view_column_set_cell_data_func(column, renderer, vd_color_cb, vd, nullptr);
 486
 487         renderer = gtk_cell_renderer_text_new();
 488         gtk_tree_view_column_pack_start(column, renderer, TRUE);
 489         gtk_tree_view_column_add_attribute(column, renderer, "text", DIR_COLUMN_NAME);
 490         gtk_tree_view_column_set_cell_data_func(column, renderer, vd_color_cb, vd, nullptr);
 491
 492         renderer = gtk_cell_renderer_text_new();
 493         gtk_tree_view_column_pack_start(column, renderer, TRUE);
 494         gtk_tree_view_column_add_attribute(column, renderer, "text", DIR_COLUMN_DATE);
 495         gtk_tree_view_column_set_cell_data_func(column, renderer, vd_color_cb, vd, nullptr);
 496
 497         gtk_tree_view_append_column(GTK_TREE_VIEW(vd->view), column);
 498
 499         gtk_tree_view_set_tooltip_column(GTK_TREE_VIEW(vd->view), DIR_COLUMN_LINK);
 500
 501         return vd;
 502 }
 503 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */