src/foldersel.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2013 Hiroyuki Yamamoto and the Claws Mail team
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 3 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  17  *
  18  */
  19
  20 #include "defs.h"
  21
  22 #include <glib.h>
  23 #include <glib/gi18n.h>
  24 #include <gdk/gdkkeysyms.h>
  25 #include <gtk/gtk.h>
  26 #include <stdio.h>
  27 #include <unistd.h>
  28 #include <string.h>
  29 #include <sys/stat.h>
  30 #include <sys/types.h>
  31 #include <fcntl.h>
  32 #include <errno.h>
  33
  34 #include "main.h"
  35 #include "utils.h"
  36 #include "gtkutils.h"
  37 #include "stock_pixmap.h"
  38 #include "foldersel.h"
  39 #include "alertpanel.h"
  40 #include "manage_window.h"
  41 #include "folderview.h"
  42 #include "inputdialog.h"
  43 #include "folder.h"
  44 #include "prefs_common.h"
  45
  46 enum {
  47         FOLDERSEL_FOLDERNAME,
  48         FOLDERSEL_FOLDERITEM,
  49         FOLDERSEL_PIXBUF,
  50         FOLDERSEL_PIXBUF_OPEN,
  51         FOLDERSEL_FOREGROUND,
  52         FOLDERSEL_BOLD,
  53         N_FOLDERSEL_COLUMNS
  54 };
  55
  56 typedef struct _FolderItemSearch        FolderItemSearch;
  57
  58 struct _FolderItemSearch
  59 {
  60         FolderItem *item;
  61         GtkTreePath *path;
  62         GtkTreeIter iter;
  63 };
  64
  65 static GdkPixbuf *folder_pixbuf = NULL;
  66 static GdkPixbuf *folderopen_pixbuf = NULL;
  67 static GdkPixbuf *foldernoselect_pixbuf = NULL;
  68
  69 static GtkWidget *window;
  70 static GtkWidget *treeview;
  71 static GtkWidget *entry;
  72 static GtkWidget *ok_button;
  73 static GtkWidget *cancel_button;
  74 static GtkWidget *new_button;
  75 static gboolean   root_selectable;
  76
  77 static FolderItem *folder_item;
  78 static FolderItem *selected_item;
  79
  80 static GtkTreeStore *tree_store;
  81
  82 static gboolean cancelled;
  83 static gboolean finished;
  84
  85 static void foldersel_create            (void);
  86 static void foldersel_init              (void);
  87
  88 static void foldersel_append_item       (GtkTreeStore   *store,
  89                                          FolderItem     *item,
  90                                          GtkTreeIter    *iter,
  91                                          GtkTreeIter    *parent);
  92
  93 static void foldersel_set_tree          (Folder                 *cur_folder,
  94                                          FolderSelectionType     type);
  95
  96 static gboolean foldersel_selected      (GtkTreeSelection *selection,
  97                                          GtkTreeModel     *model,
  98                                          GtkTreePath      *path,
  99                                          gboolean          currently_selected,
 100                                          gpointer          data);
 101
 102 static void foldersel_ok                (GtkButton      *button,
 103                                          gpointer        data);
 104 static void foldersel_cancel            (GtkButton      *button,
 105                                          gpointer        data);
 106 static void foldersel_new_folder        (GtkButton      *button,
 107                                          gpointer        data);
 108
 109 static void foldersel_entry_activated   (GtkEntry       *entry,
 110                                          gpointer        data);
 111
 112 static void foldersel_tree_activated    (GtkTreeView            *treeview,
 113                                          GtkTreePath            *path,
 114                                          GtkTreeViewColumn      *column,
 115                                          gpointer                data);
 116
 117 static gint delete_event                (GtkWidget      *widget,
 118                                          GdkEventAny    *event,
 119                                          gpointer        data);
 120 static gboolean key_pressed             (GtkWidget      *widget,
 121                                          GdkEventKey    *event,
 122                                          gpointer        data);
 123
 124 static gint foldersel_folder_name_compare       (GtkTreeModel   *model,
 125                                                  GtkTreeIter    *a,
 126                                                  GtkTreeIter    *b,
 127                                                  gpointer        context);
 128
 129 static gboolean tree_view_folder_item_func      (GtkTreeModel     *model,
 130                                                  GtkTreePath      *path,
 131                                                  GtkTreeIter      *iter,
 132                                                  FolderItemSearch *data);
 133
 134 FolderItem *foldersel_folder_sel(Folder *cur_folder, FolderSelectionType type,
 135                                  const gchar *default_folder, gboolean can_sel_mailbox)
 136 {
 137         selected_item = NULL;
 138         root_selectable = can_sel_mailbox;
 139
 140         if (!window) {
 141                 foldersel_create();
 142                 foldersel_init();
 143         }
 144
 145         foldersel_set_tree(cur_folder, type);
 146
 147         /* select current */
 148         if (folder_item) {
 149                 FolderItemSearch fis;
 150
 151                 fis.item = folder_item;
 152                 fis.path = NULL;
 153
 154                 /* find matching model entry */
 155                 gtk_tree_model_foreach
 156                         (GTK_TREE_MODEL(tree_store),
 157                          (GtkTreeModelForeachFunc)tree_view_folder_item_func,
 158                          &fis);
 159
 160                 if (fis.path) {
 161                         GtkTreeSelection *selection;
 162
 163                         selection = gtk_tree_view_get_selection
 164                                 (GTK_TREE_VIEW(treeview));
 165                         gtk_tree_selection_select_iter(selection, &fis.iter);
 166                         gtk_tree_view_set_cursor(GTK_TREE_VIEW(treeview),
 167                                                  fis.path, NULL, FALSE);
 168                         gtk_tree_view_scroll_to_cell(GTK_TREE_VIEW(treeview),
 169                                                      fis.path,
 170                                                      NULL, TRUE, 0.5, 0.0);
 171                         gtk_tree_path_free(fis.path);
 172                 } else
 173                         gtk_tree_view_scroll_to_point
 174                                 (GTK_TREE_VIEW(treeview), 0, 0);
 175         } else
 176                 gtk_tree_view_scroll_to_point(GTK_TREE_VIEW(treeview), 0, 0);
 177
 178         gtk_widget_grab_focus(ok_button);
 179         gtk_widget_grab_focus(treeview);
 180
 181         gtk_window_present(GTK_WINDOW(window));
 182         gtk_window_set_modal(GTK_WINDOW(window), TRUE);
 183         manage_window_set_transient(GTK_WINDOW(window));
 184
 185         cancelled = finished = FALSE;
 186
 187         while (finished == FALSE)
 188                 gtk_main_iteration();
 189
 190         gtk_widget_destroy(window);
 191         window = NULL;
 192
 193         if (!cancelled &&
 194             selected_item && (selected_item->path || root_selectable)) {
 195                 folder_item = selected_item;
 196                 return folder_item;
 197         } else
 198                 return NULL;
 199 }
 200
 201 static void foldersel_size_allocate_cb(GtkWidget *widget,
 202                                          GtkAllocation *allocation)
 203 {
 204         cm_return_if_fail(allocation != NULL);
 205
 206         prefs_common.folderselwin_width = allocation->width;
 207         prefs_common.folderselwin_height = allocation->height;
 208 }
 209
 210 static void foldersel_create(void)
 211 {
 212         GtkWidget *vbox;
 213         GtkWidget *scrolledwin;
 214         GtkWidget *confirm_area;
 215         GtkTreeViewColumn *column;
 216         GtkCellRenderer *renderer;
 217         GtkTreeSelection *selection;
 218         static GdkGeometry geometry;
 219
 220         window = gtkut_window_new(GTK_WINDOW_TOPLEVEL, "foldersel");
 221         gtk_window_set_title(GTK_WINDOW(window), _("Select folder"));
 222         gtk_container_set_border_width(GTK_CONTAINER(window), 4);
 223         gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER);
 224         gtk_window_set_resizable(GTK_WINDOW(window), TRUE);
 225
 226         gtk_widget_realize(window);
 227         g_signal_connect(G_OBJECT(window), "delete_event",
 228                          G_CALLBACK(delete_event), NULL);
 229         g_signal_connect(G_OBJECT(window), "key_press_event",
 230                          G_CALLBACK(key_pressed), NULL);
 231         g_signal_connect(G_OBJECT(window), "size_allocate",
 232                          G_CALLBACK(foldersel_size_allocate_cb), NULL);
 233         MANAGE_WINDOW_SIGNALS_CONNECT(window);
 234
 235         vbox = gtk_vbox_new(FALSE, 4);
 236         gtk_container_add(GTK_CONTAINER(window), vbox);
 237
 238         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 239         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 240                                        GTK_POLICY_AUTOMATIC, GTK_POLICY_ALWAYS);
 241         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
 242                                             GTK_SHADOW_IN);
 243         gtk_box_pack_start(GTK_BOX(vbox), scrolledwin, TRUE, TRUE, 0);
 244
 245         tree_store = gtk_tree_store_new(N_FOLDERSEL_COLUMNS,
 246                                         G_TYPE_STRING,
 247                                         G_TYPE_POINTER,
 248                                         GDK_TYPE_PIXBUF,
 249                                         GDK_TYPE_PIXBUF,
 250                                         GDK_TYPE_COLOR,
 251                                         G_TYPE_INT);
 252         gtk_tree_sortable_set_sort_func(GTK_TREE_SORTABLE(tree_store),
 253                                         FOLDERSEL_FOLDERNAME,
 254                                         foldersel_folder_name_compare,
 255                                         NULL, NULL);
 256
 257         treeview = gtk_tree_view_new_with_model(GTK_TREE_MODEL(tree_store));
 258         g_object_unref(G_OBJECT(tree_store));
 259         gtk_tree_view_set_headers_visible(GTK_TREE_VIEW(treeview), FALSE);
 260         gtk_tree_view_set_rules_hint(GTK_TREE_VIEW(treeview),
 261                                      prefs_common.use_stripes_everywhere);
 262         gtk_tree_view_set_enable_tree_lines(GTK_TREE_VIEW(treeview), FALSE);
 263         gtk_tree_view_set_search_column(GTK_TREE_VIEW(treeview),
 264                                         FOLDERSEL_FOLDERNAME);
 265
 266         selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(treeview));
 267         gtk_tree_selection_set_mode(selection, GTK_SELECTION_BROWSE);
 268         gtk_tree_selection_set_select_function(selection, foldersel_selected,
 269                                                NULL, NULL);
 270
 271         g_signal_connect(G_OBJECT(treeview), "row-activated",
 272                          G_CALLBACK(foldersel_tree_activated), NULL);
 273         gtk_container_add(GTK_CONTAINER(scrolledwin), treeview);
 274
 275         column = gtk_tree_view_column_new();
 276         gtk_tree_view_column_set_spacing(column, 2);
 277         renderer = gtk_cell_renderer_pixbuf_new();
 278         gtk_tree_view_column_pack_start(column, renderer, FALSE);
 279         gtk_tree_view_column_set_attributes
 280                 (column, renderer,
 281                  "pixbuf", FOLDERSEL_PIXBUF,
 282                  "pixbuf-expander-open", FOLDERSEL_PIXBUF_OPEN,
 283                  "pixbuf-expander-closed", FOLDERSEL_PIXBUF,
 284                  NULL);
 285
 286         /* create text renderer */
 287         renderer = gtk_cell_renderer_text_new();
 288         gtk_tree_view_column_pack_start(column, renderer, TRUE);
 289         gtk_tree_view_column_set_attributes
 290                 (column, renderer,
 291                  "text", FOLDERSEL_FOLDERNAME,
 292                  "foreground-gdk", FOLDERSEL_FOREGROUND,
 293                  "weight", FOLDERSEL_BOLD,
 294                  NULL);
 295         g_object_set(G_OBJECT(renderer), "weight", PANGO_WEIGHT_BOLD, NULL);
 296         gtk_tree_view_column_set_sizing(column, GTK_TREE_VIEW_COLUMN_AUTOSIZE);
 297
 298         gtk_tree_view_append_column(GTK_TREE_VIEW(treeview), column);
 299
 300         entry = gtk_entry_new();
 301         gtk_editable_set_editable(GTK_EDITABLE(entry), FALSE);
 302         gtk_box_pack_start(GTK_BOX(vbox), entry, FALSE, FALSE, 0);
 303         g_signal_connect(G_OBJECT(entry), "activate",
 304                          G_CALLBACK(foldersel_entry_activated), NULL);
 305
 306         gtkut_stock_button_set_create(&confirm_area,
 307                                       &new_button,    GTK_STOCK_NEW,
 308                                       &cancel_button, GTK_STOCK_CANCEL,
 309                                       &ok_button,     GTK_STOCK_OK);
 310
 311         gtk_box_pack_end(GTK_BOX(vbox), confirm_area, FALSE, FALSE, 0);
 312         gtk_widget_grab_default(ok_button);
 313
 314         g_signal_connect(G_OBJECT(ok_button), "clicked",
 315                          G_CALLBACK(foldersel_ok), NULL);
 316         g_signal_connect(G_OBJECT(cancel_button), "clicked",
 317                          G_CALLBACK(foldersel_cancel), NULL);
 318         g_signal_connect(G_OBJECT(new_button), "clicked",
 319                          G_CALLBACK(foldersel_new_folder), NULL);
 320
 321         if (!geometry.min_height) {
 322                 geometry.min_width = 300;
 323                 geometry.min_height = 360;
 324         }
 325
 326         gtk_window_set_geometry_hints(GTK_WINDOW(window), NULL, &geometry,
 327                                       GDK_HINT_MIN_SIZE);
 328         gtk_widget_set_size_request(window, prefs_common.folderselwin_width,
 329                                     prefs_common.folderselwin_height);
 330
 331         gtk_widget_show_all(vbox);
 332 }
 333
 334 static void foldersel_init(void)
 335 {
 336         stock_pixbuf_gdk(treeview, STOCK_PIXMAP_DIR_CLOSE,
 337                          &folder_pixbuf);
 338         stock_pixbuf_gdk(treeview, STOCK_PIXMAP_DIR_OPEN,
 339                          &folderopen_pixbuf);
 340         stock_pixbuf_gdk(treeview, STOCK_PIXMAP_DIR_NOSELECT,
 341                          &foldernoselect_pixbuf);
 342 }
 343
 344 void foldersel_reflect_prefs_pixmap_theme(void)
 345 {
 346         if (folder_pixbuf)
 347                 g_object_unref(folder_pixbuf);
 348         if (folderopen_pixbuf)
 349                 g_object_unref(folderopen_pixbuf);
 350         if (foldernoselect_pixbuf)
 351                 g_object_unref(foldernoselect_pixbuf);
 352         foldersel_init();
 353 }
 354
 355 static void foldersel_append_item(GtkTreeStore *store, FolderItem *item,
 356                                   GtkTreeIter *iter, GtkTreeIter *parent)
 357 {
 358         gchar *name, *tmpname;
 359         GdkPixbuf *pixbuf, *pixbuf_open;
 360         gboolean use_color;
 361         PangoWeight weight = PANGO_WEIGHT_NORMAL;
 362         GdkColor *foreground = NULL;
 363         static GdkColor color_noselect = {0, COLOR_DIM, COLOR_DIM, COLOR_DIM};
 364         static GdkColor color_new;
 365
 366         gtkut_convert_int_to_gdk_color(prefs_common.color_new, &color_new);
 367
 368         name = tmpname = folder_item_get_name(item);
 369
 370         if (item->stype != F_NORMAL && FOLDER_IS_LOCAL(item->folder)) {
 371                 switch (item->stype) {
 372                 case F_INBOX:
 373                         if (!strcmp2(item->name, INBOX_DIR))
 374                                 name = _("Inbox");
 375                         break;
 376                 case F_OUTBOX:
 377                         if (!strcmp2(item->name, OUTBOX_DIR))
 378                                 name = _("Sent");
 379                         break;
 380                 case F_QUEUE:
 381                         if (!strcmp2(item->name, QUEUE_DIR))
 382                                 name = _("Queue");
 383                         break;
 384                 case F_TRASH:
 385                         if (!strcmp2(item->name, TRASH_DIR))
 386                                 name = _("Trash");
 387                         break;
 388                 case F_DRAFT:
 389                         if (!strcmp2(item->name, DRAFT_DIR))
 390                                 name = _("Drafts");
 391                         break;
 392                 default:
 393                         break;
 394                 }
 395         }
 396
 397         if (folder_has_parent_of_type(item, F_QUEUE) && item->total_msgs > 0) {
 398                 name = g_strdup_printf("%s (%d)", name, item->total_msgs);
 399         } else if (item->unread_msgs > 0) {
 400                 name = g_strdup_printf("%s (%d)", name, item->unread_msgs);
 401         } else
 402                 name = g_strdup(name);
 403
 404         pixbuf = item->no_select ? foldernoselect_pixbuf : folder_pixbuf;
 405         pixbuf_open =
 406                 item->no_select ? foldernoselect_pixbuf : folderopen_pixbuf;
 407
 408         if (folder_has_parent_of_type(item, F_DRAFT) ||
 409             folder_has_parent_of_type(item, F_OUTBOX) ||
 410             folder_has_parent_of_type(item, F_TRASH)) {
 411                 use_color = FALSE;
 412         } else if (folder_has_parent_of_type(item, F_QUEUE)) {
 413                 use_color = (item->total_msgs > 0);
 414                 if (item->total_msgs > 0)
 415                         weight = PANGO_WEIGHT_BOLD;
 416         } else {
 417                 if (item->unread_msgs > 0)
 418                         weight = PANGO_WEIGHT_BOLD;
 419                 use_color = (item->new_msgs > 0);
 420         }
 421
 422         if (item->no_select)
 423                 foreground = &color_noselect;
 424         else if (use_color)
 425                 foreground = &color_new;
 426
 427         /* insert this node */
 428         gtk_tree_store_append(store, iter, parent);
 429         gtk_tree_store_set(store, iter,
 430                            FOLDERSEL_FOLDERNAME, name,
 431                            FOLDERSEL_FOLDERITEM, item,
 432                            FOLDERSEL_PIXBUF, pixbuf,
 433                            FOLDERSEL_PIXBUF_OPEN, pixbuf_open,
 434                            FOLDERSEL_FOREGROUND, foreground,
 435                            FOLDERSEL_BOLD, weight,
 436                            -1);
 437
 438         g_free(tmpname);
 439 }
 440
 441 static void foldersel_insert_gnode_in_store(GtkTreeStore *store, GNode *node,
 442                                             GtkTreeIter *parent)
 443 {
 444         FolderItem *item;
 445         GtkTreeIter child;
 446         GNode *iter;
 447
 448         cm_return_if_fail(node != NULL);
 449         cm_return_if_fail(node->data != NULL);
 450         cm_return_if_fail(store != NULL);
 451
 452         item = FOLDER_ITEM(node->data);
 453         foldersel_append_item(store, item, &child, parent);
 454
 455         /* insert its children (this node as parent) */
 456         for (iter = node->children; iter != NULL; iter = iter->next)
 457                 foldersel_insert_gnode_in_store(store, iter, &child);
 458 }
 459
 460 static void foldersel_set_tree(Folder *cur_folder, FolderSelectionType type)
 461 {
 462         Folder *folder;
 463         GList *list;
 464
 465         for (list = folder_get_list(); list != NULL; list = list->next) {
 466                 folder = FOLDER(list->data);
 467                 cm_return_if_fail(folder != NULL);
 468
 469                 if (type != FOLDER_SEL_ALL) {
 470                         if (FOLDER_TYPE(folder) == F_NEWS)
 471                                 continue;
 472                 }
 473
 474                 foldersel_insert_gnode_in_store(tree_store, folder->node, NULL);
 475         }
 476
 477         gtk_tree_sortable_set_sort_column_id(GTK_TREE_SORTABLE(tree_store),
 478                                              FOLDERSEL_FOLDERNAME,
 479                                              GTK_SORT_ASCENDING);
 480
 481         gtk_tree_view_expand_all(GTK_TREE_VIEW(treeview));
 482 }
 483
 484 #include "localfolder.h"
 485 static gboolean foldersel_selected(GtkTreeSelection *selection,
 486                                    GtkTreeModel *model, GtkTreePath *path,
 487                                    gboolean currently_selected, gpointer data)
 488 {
 489         GtkTreeIter iter;
 490         FolderItem *item = NULL;
 491
 492         if (currently_selected)
 493                 return TRUE;
 494
 495         if (!gtk_tree_model_get_iter(GTK_TREE_MODEL(model), &iter, path))
 496                 return TRUE;
 497
 498         gtk_tree_model_get(GTK_TREE_MODEL(tree_store), &iter,
 499                            FOLDERSEL_FOLDERITEM, &item, -1);
 500
 501         selected_item = item;
 502         if (selected_item && selected_item->path) {
 503                 gchar *id;
 504                 id = folder_item_get_identifier(selected_item);
 505                 gtk_entry_set_text(GTK_ENTRY(entry), id);
 506                 g_free(id);
 507         } else
 508         if (root_selectable && selected_item && selected_item->folder &&
 509                         (FOLDER_TYPE(selected_item->folder) == F_MH ||
 510                          FOLDER_TYPE(selected_item->folder) == F_MBOX ||
 511                          FOLDER_TYPE(selected_item->folder) == F_IMAP)) {
 512                 gchar *id = folder_get_identifier(selected_item->folder);
 513                 gtk_entry_set_text(GTK_ENTRY(entry), id);
 514                 g_free(id);
 515         } else
 516                 gtk_entry_set_text(GTK_ENTRY(entry), "");
 517
 518         return TRUE;
 519 }
 520
 521 static void foldersel_ok(GtkButton *button, gpointer data)
 522 {
 523         finished = TRUE;
 524 }
 525
 526 static void foldersel_cancel(GtkButton *button, gpointer data)
 527 {
 528         cancelled = TRUE;
 529         finished = TRUE;
 530 }
 531
 532 static void foldersel_new_folder(GtkButton *button, gpointer data)
 533 {
 534         FolderItem *new_item;
 535         gchar *new_folder;
 536         gchar *disp_name;
 537         gchar *p;
 538         GtkTreeIter selected, new_child;
 539         GtkTreePath *selected_p, *new_child_p;
 540         GtkTreeStore *store;
 541         GtkTreeModel *model;
 542         GtkTreeSelection *selection;
 543
 544         if (!selected_item || FOLDER_TYPE(selected_item->folder) == F_NEWS)
 545                 return;
 546
 547         selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(treeview));
 548         if (!gtk_tree_selection_get_selected(selection, &model, &selected))
 549                 return;
 550         store = GTK_TREE_STORE(model);
 551
 552         new_folder = input_dialog(_("New folder"),
 553                                   _("Input the name of new folder:"),
 554                                   _("NewFolder"));
 555         if (!new_folder) return;
 556         AUTORELEASE_STR(new_folder, {g_free(new_folder); return;});
 557
 558         p = strchr(new_folder, G_DIR_SEPARATOR);
 559         if ((p && FOLDER_TYPE(selected_item->folder) != F_IMAP) ||
 560             (p && FOLDER_TYPE(selected_item->folder) == F_IMAP &&
 561              *(p + 1) != '\0')) {
 562                 alertpanel_error(_("'%c' can't be included in folder name."),
 563                                 G_DIR_SEPARATOR);
 564                 return;
 565         }
 566
 567         disp_name = trim_string(new_folder, 32);
 568         AUTORELEASE_STR(disp_name, {g_free(disp_name); return;});
 569
 570         /* find whether the directory already exists */
 571         if (folder_find_child_item_by_name(selected_item, new_folder)) {
 572                 alertpanel_error(_("The folder '%s' already exists."),
 573                                  disp_name);
 574                 return;
 575         }
 576
 577         new_item = folder_create_folder(selected_item, new_folder);
 578         if (!new_item) {
 579                 alertpanel_error(_("Can't create the folder '%s'."), disp_name);
 580                 return;
 581         }
 582
 583         /* add new child */
 584         foldersel_append_item(store, new_item, &new_child, &selected);
 585
 586         selected_p = gtk_tree_model_get_path(GTK_TREE_MODEL(store), &selected);
 587         new_child_p = gtk_tree_model_get_path(GTK_TREE_MODEL(store),
 588                                               &new_child);
 589
 590         gtk_tree_view_expand_row(GTK_TREE_VIEW(treeview), selected_p, FALSE);
 591         gtk_tree_selection_select_iter(selection, &new_child);
 592         gtk_tree_view_scroll_to_cell(GTK_TREE_VIEW(treeview), new_child_p,
 593                                      NULL, TRUE, 0.5, 0.0);
 594         gtk_tree_path_free(new_child_p);
 595         gtk_tree_path_free(selected_p);
 596
 597         folder_write_list();
 598 }
 599
 600 static void foldersel_entry_activated(GtkEntry *entry, gpointer data)
 601 {
 602         gtk_button_clicked(GTK_BUTTON(ok_button));
 603 }
 604
 605 static void foldersel_tree_activated(GtkTreeView *treeview, GtkTreePath *path,
 606                                      GtkTreeViewColumn *column, gpointer data)
 607 {
 608         gtk_button_clicked(GTK_BUTTON(ok_button));
 609 }
 610
 611 static gint delete_event(GtkWidget *widget, GdkEventAny *event, gpointer data)
 612 {
 613         foldersel_cancel(NULL, NULL);
 614         return TRUE;
 615 }
 616
 617 static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event, gpointer data)
 618 {
 619         if (event && event->keyval == GDK_KEY_Escape)
 620                 foldersel_cancel(NULL, NULL);
 621         return FALSE;
 622 }
 623
 624 static gint foldersel_folder_name_compare(GtkTreeModel *model, GtkTreeIter *a,
 625                                           GtkTreeIter *b, gpointer context)
 626 {
 627         gchar *str_a = NULL, *str_b = NULL;
 628         gint val = 0;
 629         FolderItem *item_a = NULL, *item_b = NULL;
 630         GtkTreeIter parent;
 631
 632         gtk_tree_model_get(model, a, FOLDERSEL_FOLDERITEM, &item_a, -1);
 633         gtk_tree_model_get(model, b, FOLDERSEL_FOLDERITEM, &item_b, -1);
 634
 635         /* no sort for root folder */
 636         if (!gtk_tree_model_iter_parent(GTK_TREE_MODEL(model), &parent, a))
 637                 return 0;
 638
 639         /* if both a and b are special folders, sort them according to
 640          * their types (which is in-order). Note that this assumes that
 641          * there are no multiple folders of a special type. */
 642         if (item_a->stype != F_NORMAL && item_b->stype != F_NORMAL)
 643                 return item_a->stype - item_b->stype;
 644
 645         /* if b is normal folder, and a is not, b is smaller (ends up
 646          * lower in the list) */
 647         if (item_a->stype != F_NORMAL && item_b->stype == F_NORMAL)
 648                 return item_b->stype - item_a->stype;
 649
 650         /* if b is special folder, and a is not, b is larger (ends up
 651          * higher in the list) */
 652         if (item_a->stype == F_NORMAL && item_b->stype != F_NORMAL)
 653                 return item_b->stype - item_a->stype;
 654
 655         /* XXX g_utf8_collate_key() comparisons may speed things
 656          * up when having large lists of folders */
 657         gtk_tree_model_get(model, a, FOLDERSEL_FOLDERNAME, &str_a, -1);
 658         gtk_tree_model_get(model, b, FOLDERSEL_FOLDERNAME, &str_b, -1);
 659
 660         /* otherwise just compare the folder names */
 661         val = g_utf8_collate(str_a, str_b);
 662
 663         g_free(str_a);
 664         g_free(str_b);
 665
 666         return val;
 667 }
 668
 669 static gboolean tree_view_folder_item_func(GtkTreeModel *model,
 670                                            GtkTreePath *path,
 671                                            GtkTreeIter *iter,
 672                                            FolderItemSearch *data)
 673 {
 674         FolderItem *item = NULL;
 675
 676         gtk_tree_model_get(model, iter, FOLDERSEL_FOLDERITEM, &item, -1);
 677
 678         if (data->item == item) {
 679                 data->path = gtk_tree_path_copy(path);
 680                 data->iter = *iter;
 681                 return TRUE;
 682         }
 683
 684         return FALSE;
 685 }