vcs.maemo.org Git - modest/blob - src/modest-ui-dimming-rules.c

   1 /* Copyright (c) 2006, Nokia Corporation
   2  * All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions are
   6  * met:
   7  *
   8  * * Redistributions of source code must retain the above copyright
   9  *   notice, this list of conditions and the following disclaimer.
  10  * * Redistributions in binary form must reproduce the above copyright
  11  *   notice, this list of conditions and the following disclaimer in the
  12  *   documentation and/or other materials provided with the distribution.
  13  * * Neither the name of the Nokia Corporation nor the names of its
  14  *   contributors may be used to endorse or promote products derived from
  15  *   this software without specific prior written permission.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
  18  * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  19  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
  20  * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
  21  * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  22  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  23  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  24  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  25  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
  26  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  27  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  28  */
  29
  30 #ifdef HAVE_CONFIG_H
  31 #include <config.h>
  32 #endif /*HAVE_CONFIG_H*/
  33
  34 #include <string.h>
  35 #include "modest-ui-dimming-rules.h"
  36 #include "modest-ui-actions.h"
  37 #include "modest-dimming-rule.h"
  38 #include "modest-debug.h"
  39 #include "modest-tny-folder.h"
  40 #include "modest-tny-account.h"
  41 #include "modest-tny-msg.h"
  42 #include "modest-tny-mime-part.h"
  43 #include "modest-text-utils.h"
  44 #include <modest-address-book.h>
  45 #include <widgets/modest-attachments-view.h>
  46 #include <modest-runtime.h>
  47 #include <tny-simple-list.h>
  48 #include <widgets/modest-recpt-editor.h>
  49 #include <gtkhtml/gtkhtml.h>
  50 #ifdef MODEST_TOOLKIT_HILDON2
  51 #include <modest-header-window.h>
  52 #endif
  53
  54
  55 static gboolean _folder_is_any_of_type (TnyFolder *folder, TnyFolderType types[], guint ntypes);
  56 static gboolean _invalid_msg_selected (ModestMainWindow *win, gboolean unique, ModestDimmingRule *rule);
  57 static gboolean _invalid_attach_selected (ModestWindow *win,
  58                                           gboolean unique, gboolean for_view, gboolean for_remove,
  59                                           ModestDimmingRule *rule);
  60 static gboolean _purged_attach_selected (ModestWindow *win, gboolean all, ModestDimmingRule *rule);
  61 static gboolean _clipboard_is_empty (ModestWindow *win);
  62 static gboolean _invalid_clipboard_selected (ModestWindow *win, ModestDimmingRule *rule);
  63 static gboolean _selected_folder_not_writeable (ModestMainWindow *win, gboolean for_paste);
  64 static gboolean _selected_folder_not_moveable (ModestMainWindow *win);
  65 static gboolean _selected_folder_not_renameable (ModestMainWindow *win);
  66 static gboolean _selected_folder_not_deletable (ModestMainWindow *win);
  67 static gboolean _selected_folder_is_any_of_type (ModestWindow *win, TnyFolderType types[], guint ntypes);
  68 static gboolean _selected_folder_is_root_or_inbox (ModestMainWindow *win);
  69 static gboolean _selected_folder_is_root (ModestMainWindow *win);
  70 static gboolean _header_view_is_all_selected (ModestMainWindow *win);
  71 static gboolean _selected_folder_is_empty (ModestMainWindow *win);
  72 static gboolean _folder_view_has_focus (ModestWindow *win);
  73 static gboolean _selected_folder_is_same_as_source (ModestWindow *win);
  74 static gboolean _msg_download_in_progress (ModestWindow *win);
  75 static gboolean _msg_download_completed (ModestMainWindow *win);
  76 static gboolean _selected_msg_sent_in_progress (ModestWindow *win);
  77 static gboolean _invalid_folder_for_purge (ModestWindow *win, ModestDimmingRule *rule);
  78 static gboolean _transfer_mode_enabled (ModestWindow *win);
  79 static gboolean _selected_folder_has_subfolder_with_same_name (ModestWindow *win);
  80 static void fill_list_of_caches (gpointer key, gpointer value, gpointer userdata);
  81
  82
  83 static DimmedState *
  84 _define_main_window_dimming_state (ModestMainWindow *window)
  85 {
  86         DimmedState *state = NULL;
  87         GtkWidget *focused_widget = NULL;
  88         GtkWidget *header_view = NULL;
  89         GtkTreeModel *model = NULL;
  90         TnyList *selected_headers = NULL;
  91         TnyIterator *iter = NULL;
  92         TnyHeader *header = NULL;
  93         ModestCacheMgr *cache_mgr = NULL;
  94         GHashTable *send_queue_cache = NULL;
  95         ModestTnySendQueue *send_queue = NULL;
  96         GSList *send_queues = NULL, *node = NULL;
  97         ModestWindowMgr *mgr = NULL;
  98         gboolean found = FALSE;
  99         gchar *msg_uid = NULL;
 100         TnyHeaderFlags flags;
 101         gboolean all_deleted = TRUE;
 102         gboolean all_seen = TRUE;
 103         gboolean all_cached = TRUE;
 104         gboolean all_has_attach = TRUE;
 105         TnyFolder *folder = NULL;
 106
 107         g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(window), NULL);
 108
 109         /* Init state */
 110         state = g_slice_new0 (DimmedState);
 111         state->n_selected = 0;
 112         state->already_opened_msg = 0;
 113         state->any_marked_as_deleted = FALSE;
 114         state->all_marked_as_deleted = FALSE;
 115         state->any_marked_as_seen = FALSE;
 116         state->all_marked_as_seen = FALSE;
 117         state->any_marked_as_cached = FALSE;
 118         state->all_marked_as_cached = FALSE;
 119         state->any_has_attachments = FALSE;
 120         state->all_has_attachments = FALSE;
 121         state->sent_in_progress = FALSE;
 122         state->all_selected = FALSE;
 123
 124         /* Get focused widget */
 125         focused_widget = gtk_window_get_focus (GTK_WINDOW (window));
 126         if (MODEST_IS_FOLDER_VIEW (focused_widget)) {
 127                 state->n_selected++;
 128                 return state;
 129         } else if (MODEST_IS_HEADER_VIEW (focused_widget)) {
 130                 header_view = focused_widget;
 131         } else {
 132                 header_view = modest_main_window_get_child_widget (window, MODEST_MAIN_WINDOW_WIDGET_TYPE_HEADER_VIEW);
 133         }
 134
 135         /* Get header view and selected headers */
 136         selected_headers = modest_header_view_get_selected_headers (MODEST_HEADER_VIEW(header_view));
 137         if (!selected_headers)
 138                 return state;
 139
 140         /* Examine selected headers */
 141         iter = tny_list_create_iterator (selected_headers);
 142         while (!tny_iterator_is_done (iter)) {
 143                 header = TNY_HEADER (tny_iterator_get_current (iter));
 144                 flags = tny_header_get_flags (header);
 145
 146                 /* No selected */
 147                 state->n_selected++;
 148
 149                 /* Already opened */
 150                 mgr = modest_runtime_get_window_mgr ();
 151                 if (modest_window_mgr_find_registered_header (mgr, header, NULL))
 152                         state->already_opened_msg++;
 153
 154
 155                 /* Mark as deleted */
 156                 all_deleted = all_deleted && (flags & TNY_HEADER_FLAG_DELETED);
 157                 state->all_marked_as_deleted = all_deleted;
 158                 if (!state->any_marked_as_deleted)
 159                         state->any_marked_as_deleted = flags & TNY_HEADER_FLAG_DELETED;
 160
 161                 /* Mark as seen */
 162                 all_seen = all_seen && (flags & TNY_HEADER_FLAG_SEEN);
 163                 state->all_marked_as_seen = all_seen;
 164                 if (!state->any_marked_as_seen)
 165                         state->any_marked_as_seen = flags & TNY_HEADER_FLAG_SEEN;
 166
 167                 /* Mark as cached */
 168                 all_cached = all_cached && (flags & TNY_HEADER_FLAG_CACHED);
 169                 state->all_marked_as_cached = all_cached;
 170                 if (!state->any_marked_as_cached)
 171                         state->any_marked_as_cached = flags & TNY_HEADER_FLAG_CACHED;
 172
 173                 /* Mark has_attachments */
 174                 all_has_attach = all_has_attach && (flags & TNY_HEADER_FLAG_ATTACHMENTS);
 175                 state->all_has_attachments = all_has_attach;
 176                 if (!state->any_has_attachments)
 177                         state->any_has_attachments = flags & TNY_HEADER_FLAG_ATTACHMENTS;
 178
 179                 /* sent in progress */
 180                 folder = tny_header_get_folder (header);
 181                 if (folder) {
 182                         if (modest_tny_folder_guess_folder_type (folder) == TNY_FOLDER_TYPE_OUTBOX) {
 183                                 msg_uid = modest_tny_send_queue_get_msg_id (header);
 184                                 if (!state->sent_in_progress) {
 185                                         cache_mgr = modest_runtime_get_cache_mgr ();
 186                                         send_queue_cache = modest_cache_mgr_get_cache (cache_mgr,
 187                                                                                        MODEST_CACHE_MGR_CACHE_TYPE_SEND_QUEUE);
 188
 189                                         g_hash_table_foreach (send_queue_cache, (GHFunc) fill_list_of_caches, &send_queues);
 190
 191                                         for (node = send_queues; node != NULL && !found; node = g_slist_next (node)) {
 192                                                 send_queue = MODEST_TNY_SEND_QUEUE (node->data);
 193
 194                                                 /* Check if msg uid is being processed inside send queue */
 195                                                 found = modest_tny_send_queue_msg_is_being_sent (send_queue, msg_uid);
 196                                         }
 197                                         state->sent_in_progress = found;
 198                                 }
 199                         }
 200                         g_object_unref (folder);
 201                 }
 202                 tny_iterator_next (iter);
 203                 g_object_unref (header);
 204         }
 205
 206         /* check if all the headers are selected or not */
 207         model = gtk_tree_view_get_model(GTK_TREE_VIEW(header_view));
 208         if (model != NULL){
 209                 gint count;
 210                 count = gtk_tree_model_iter_n_children(model, NULL);
 211                 if(state->n_selected == count)
 212                         state->all_selected = TRUE;
 213         }
 214
 215         /* Free */
 216         g_free(msg_uid);
 217         g_object_unref(selected_headers);
 218         g_object_unref(iter);
 219         g_slist_free (send_queues);
 220
 221         return state;
 222 }
 223
 224 static DimmedState *
 225 _define_msg_view_window_dimming_state (ModestMsgViewWindow *window)
 226 {
 227         DimmedState *state = NULL;
 228         TnyHeader *header = NULL;
 229         ModestCacheMgr *cache_mgr = NULL;
 230         GHashTable *send_queue_cache = NULL;
 231         ModestTnySendQueue *send_queue = NULL;
 232         GSList *send_queues = NULL, *node = NULL;
 233         gboolean found = FALSE;
 234         gchar *msg_uid = NULL;
 235         TnyHeaderFlags flags;
 236         gboolean all_deleted = TRUE;
 237         gboolean all_seen = TRUE;
 238         gboolean all_cached = TRUE;
 239         gboolean all_has_attach = TRUE;
 240
 241         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW(window), NULL);
 242
 243         /* Init state */
 244         state = g_slice_new0 (DimmedState);
 245         state->n_selected = 0;
 246         state->already_opened_msg = 0;
 247         state->any_marked_as_deleted = FALSE;
 248         state->all_marked_as_deleted = FALSE;
 249         state->any_marked_as_seen = FALSE;
 250         state->all_marked_as_seen = FALSE;
 251         state->any_marked_as_cached = FALSE;
 252         state->all_marked_as_cached = FALSE;
 253         state->any_has_attachments = FALSE;
 254         state->all_has_attachments = FALSE;
 255         state->sent_in_progress = FALSE;
 256
 257         header = modest_msg_view_window_get_header (MODEST_MSG_VIEW_WINDOW(window));
 258         if (header == NULL)
 259                 return state;
 260         g_return_val_if_fail (TNY_IS_HEADER(header), state);
 261         flags = tny_header_get_flags (header);
 262
 263         /* Selected */
 264         state->n_selected++;
 265
 266         /* Mark as deleted */
 267         all_deleted = all_deleted && (flags & TNY_HEADER_FLAG_DELETED);
 268         state->all_marked_as_deleted = all_deleted;
 269         if (!state->any_marked_as_deleted)
 270                 state->any_marked_as_deleted = flags & TNY_HEADER_FLAG_DELETED;
 271
 272         /* Mark as seen */
 273         all_seen = all_seen && (flags & TNY_HEADER_FLAG_SEEN);
 274         state->all_marked_as_seen = all_seen;
 275         if (!state->any_marked_as_seen)
 276                 state->any_marked_as_seen = flags & TNY_HEADER_FLAG_SEEN;
 277
 278         /* Mark as cached */
 279         all_cached = all_cached && (flags & TNY_HEADER_FLAG_CACHED);
 280         state->all_marked_as_cached = all_cached;
 281         if (!state->any_marked_as_cached)
 282                 state->any_marked_as_cached = flags & TNY_HEADER_FLAG_CACHED;
 283
 284         /* Mark has_attachments */
 285         all_has_attach = all_has_attach && (flags & TNY_HEADER_FLAG_ATTACHMENTS);
 286         state->all_has_attachments = all_has_attach;
 287         if (!state->any_has_attachments)
 288                 state->any_has_attachments = (flags & TNY_HEADER_FLAG_ATTACHMENTS)?1:0;
 289
 290         /* sent in progress */
 291         msg_uid = modest_tny_send_queue_get_msg_id (header);
 292         if (!state->sent_in_progress) {
 293                 cache_mgr = modest_runtime_get_cache_mgr ();
 294                 send_queue_cache = modest_cache_mgr_get_cache (cache_mgr,
 295                                                                MODEST_CACHE_MGR_CACHE_TYPE_SEND_QUEUE);
 296
 297                 g_hash_table_foreach (send_queue_cache, (GHFunc) fill_list_of_caches, &send_queues);
 298
 299                 for (node = send_queues; node != NULL && !found; node = g_slist_next (node)) {
 300                         send_queue = MODEST_TNY_SEND_QUEUE (node->data);
 301
 302                         /* Check if msg uid is being processed inside send queue */
 303                         found = modest_tny_send_queue_msg_is_being_sent (send_queue, msg_uid);
 304                 }
 305                 state->sent_in_progress = found;
 306         }
 307
 308         /* Free */
 309         g_free(msg_uid);
 310         g_object_unref (header);
 311         g_slist_free (send_queues);
 312
 313         return state;
 314 }
 315
 316
 317 DimmedState *
 318 modest_ui_dimming_rules_define_dimming_state (ModestWindow *window)
 319 {
 320         DimmedState *state = NULL;
 321
 322         g_return_val_if_fail (MODEST_IS_WINDOW(window), NULL);
 323
 324         if (MODEST_IS_MAIN_WINDOW (window))
 325                 state = _define_main_window_dimming_state (MODEST_MAIN_WINDOW(window));
 326         else if (MODEST_IS_MSG_VIEW_WINDOW (window)) {
 327                 state = _define_msg_view_window_dimming_state (MODEST_MSG_VIEW_WINDOW(window));
 328         }
 329
 330         return state;
 331 }
 332
 333 gboolean
 334 modest_ui_dimming_rules_on_new_msg (ModestWindow *win, gpointer user_data)
 335 {
 336         ModestDimmingRule *rule = NULL;
 337         gboolean dimmed = FALSE;
 338
 339         g_return_val_if_fail (MODEST_IS_WINDOW(win), FALSE);
 340         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
 341         rule = MODEST_DIMMING_RULE (user_data);
 342
 343         /* Check dimmed rule */
 344         if (MODEST_IS_MSG_VIEW_WINDOW(win)) {
 345                 dimmed = _msg_download_in_progress (win);
 346                 if (dimmed)
 347                         modest_dimming_rule_set_notification (rule, "");
 348         } else if (MODEST_IS_MAIN_WINDOW(win)) {
 349                 dimmed = !modest_account_mgr_has_accounts(modest_runtime_get_account_mgr(),
 350                                                           TRUE);
 351                 if (dimmed)
 352                         modest_dimming_rule_set_notification (rule, _("mcen_nc_no_email_acnts_defined"));
 353         }
 354
 355         return dimmed;
 356 }
 357
 358 gboolean
 359 modest_ui_dimming_rules_on_new_folder (ModestWindow *win, gpointer user_data)
 360 {
 361         ModestDimmingRule *rule = NULL;
 362         GtkWidget *folder_view = NULL;
 363         TnyFolderStore *parent_folder = NULL;
 364         gboolean dimmed = FALSE;
 365
 366         g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), FALSE);
 367         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
 368         rule = MODEST_DIMMING_RULE (user_data);
 369
 370         dimmed = _transfer_mode_enabled (win);
 371         if (dimmed) {
 372                 modest_dimming_rule_set_notification (rule, _("mail_in_ui_folder_create_error"));
 373                 return dimmed;
 374         }
 375
 376         /* Get selected folder as parent of new folder to create */
 377         folder_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
 378                                                            MODEST_MAIN_WINDOW_WIDGET_TYPE_FOLDER_VIEW);
 379         if (!folder_view) /* folder view may not have been created yet */
 380                 return TRUE;
 381
 382         parent_folder = modest_folder_view_get_selected (MODEST_FOLDER_VIEW(folder_view));
 383         if (!parent_folder)
 384                 return TRUE;
 385
 386         if (TNY_IS_ACCOUNT (parent_folder)) {
 387                 /* If it's the local account then do not dim */
 388                 if (modest_tny_account_is_virtual_local_folders (TNY_ACCOUNT (parent_folder))) {
 389                         dimmed = FALSE;
 390                 } else {
 391                         ModestProtocolType protocol_type = modest_tny_account_get_protocol_type (TNY_ACCOUNT (parent_folder));
 392                         if (protocol_type != MODEST_PROTOCOL_REGISTRY_TYPE_INVALID) {
 393                                 ModestProtocolRegistry *protocol_registry;
 394
 395                                 protocol_registry = modest_runtime_get_protocol_registry ();
 396                                 /* If account does not support folders (pop) then dim */
 397                                 dimmed = (!modest_protocol_registry_protocol_type_has_tag (protocol_registry, protocol_type,
 398                                                                                            MODEST_PROTOCOL_REGISTRY_STORE_HAS_FOLDERS));
 399                                 if (dimmed)
 400                                         modest_dimming_rule_set_notification (rule, _("mail_in_ui_folder_create_error"));
 401                         }
 402                 }
 403         } else {
 404                 TnyFolderType types[3];
 405
 406                 types[0] = TNY_FOLDER_TYPE_DRAFTS;
 407                 types[1] = TNY_FOLDER_TYPE_OUTBOX;
 408                 types[2] = TNY_FOLDER_TYPE_SENT;
 409
 410                 /* Apply folder rules */
 411                 if (!dimmed) {
 412                         dimmed = _selected_folder_not_writeable (MODEST_MAIN_WINDOW(win), FALSE);
 413                         if (dimmed)
 414                                 modest_dimming_rule_set_notification (rule, _("mail_in_ui_folder_create_error"));
 415                 }
 416                 if (!dimmed) {
 417                         dimmed = _selected_folder_is_any_of_type (win, types, 3);
 418                         if (dimmed)
 419                                 modest_dimming_rule_set_notification (rule, _("mail_in_ui_folder_create_error"));
 420                 }
 421         }
 422
 423         /* if not the folder is selected then dim */
 424         folder_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
 425                                                            MODEST_MAIN_WINDOW_WIDGET_TYPE_FOLDER_VIEW);
 426         if (folder_view && !gtk_widget_is_focus (folder_view))
 427                 dimmed = TRUE;
 428
 429         g_object_unref (parent_folder);
 430
 431         return dimmed;
 432 }
 433
 434 gboolean
 435 modest_ui_dimming_rules_on_delete (ModestWindow *win, gpointer user_data)
 436 {
 437         ModestDimmingRule *rule = NULL;
 438         GtkWidget *folder_view = NULL;
 439         GtkWidget *header_view = NULL;
 440         gboolean dimmed = FALSE;
 441
 442         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
 443         rule = MODEST_DIMMING_RULE (user_data);
 444
 445         if (MODEST_IS_MAIN_WINDOW (win)) {
 446                 /* Get the folder view */
 447                 folder_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
 448                                                                    MODEST_MAIN_WINDOW_WIDGET_TYPE_FOLDER_VIEW);
 449
 450                 /* Get header view */
 451                 header_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
 452                                                            MODEST_MAIN_WINDOW_WIDGET_TYPE_HEADER_VIEW);
 453
 454                 if (header_view && gtk_widget_is_focus (header_view))
 455                         dimmed = modest_ui_dimming_rules_on_delete_msg (win, rule);
 456
 457                 if (folder_view && gtk_widget_is_focus (folder_view))
 458                         dimmed = modest_ui_dimming_rules_on_delete_folder (win, rule);
 459
 460                 if (header_view && folder_view &&
 461                     !gtk_widget_is_focus (header_view) &&
 462                     !gtk_widget_is_focus (folder_view)) {
 463                         dimmed = TRUE;
 464                         modest_dimming_rule_set_notification (rule, dgettext("hildon-common-strings", "ckct_ib_nothing_to_delete"));
 465                 }
 466
 467 #ifdef MODEST_TOOLKIT_HILDON2
 468         } else if (MODEST_IS_HEADER_WINDOW (win)) {
 469
 470                 if (!dimmed) {
 471                         dimmed = _transfer_mode_enabled (win);
 472                 }
 473                 if (dimmed)
 474                         modest_dimming_rule_set_notification (rule, _("mail_ib_notavailable_downloading"));
 475
 476                 if (!dimmed) {
 477                         GtkWidget *header_view;
 478                         TnyFolder *folder;
 479
 480                         header_view = GTK_WIDGET (modest_header_window_get_header_view (MODEST_HEADER_WINDOW (win)));
 481                         folder = modest_header_view_get_folder (MODEST_HEADER_VIEW (header_view));
 482                         if (folder) {
 483                                 dimmed = (tny_folder_get_all_count (TNY_FOLDER (folder)) == 0);
 484                                 g_object_unref (folder);
 485                         }
 486                 }
 487
 488 #endif
 489         } else {
 490                 dimmed = modest_ui_dimming_rules_on_delete_folder (win, rule);
 491         }
 492
 493         return dimmed;
 494 }
 495
 496
 497
 498 gboolean
 499 modest_ui_dimming_rules_on_delete_folder (ModestWindow *win, gpointer user_data)
 500 {
 501         ModestDimmingRule *rule = NULL;
 502         TnyFolderType types[6];
 503         gboolean dimmed = FALSE;
 504
 505         g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), FALSE);
 506         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
 507         rule = MODEST_DIMMING_RULE (user_data);
 508
 509         types[0] = TNY_FOLDER_TYPE_DRAFTS;
 510         types[1] = TNY_FOLDER_TYPE_OUTBOX;
 511         types[2] = TNY_FOLDER_TYPE_SENT;
 512         types[3] = TNY_FOLDER_TYPE_INBOX;
 513         types[4] = TNY_FOLDER_TYPE_ROOT;
 514         types[5] = TNY_FOLDER_TYPE_ARCHIVE;
 515
 516
 517         /* Check dimmed rule */
 518         dimmed = _selected_folder_not_deletable (MODEST_MAIN_WINDOW(win));
 519         if (dimmed)
 520                 modest_dimming_rule_set_notification (rule, _("mail_in_ui_folder_delete_error"));
 521         if (!dimmed) {
 522                 dimmed = _selected_folder_is_any_of_type (win, types, 6);
 523                 if (dimmed)
 524                         modest_dimming_rule_set_notification (rule, _("mail_in_ui_folder_delete_error"));
 525         }
 526         if (!dimmed) {
 527                 dimmed = _selected_folder_is_root_or_inbox (MODEST_MAIN_WINDOW(win));
 528                 if (dimmed)
 529                         modest_dimming_rule_set_notification (rule, _("mail_in_ui_folder_delete_error"));
 530         }
 531         if (!dimmed) {
 532                 dimmed = _transfer_mode_enabled (win);
 533                 if (dimmed)
 534                         modest_dimming_rule_set_notification (rule, _CS("ckct_ib_unable_to_delete"));
 535         }
 536
 537         return dimmed;
 538 }
 539
 540 gboolean
 541 modest_ui_dimming_rules_on_sort (ModestWindow *win, gpointer user_data)
 542 {
 543         ModestDimmingRule *rule = NULL;
 544         gboolean dimmed = FALSE;
 545
 546 #ifdef MODEST_TOOLKIT_HILDON2
 547         if (MODEST_IS_HEADER_WINDOW (win)) {
 548                 return FALSE;
 549         }
 550 #endif
 551
 552         g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), FALSE);
 553         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
 554         rule = MODEST_DIMMING_RULE (user_data);
 555
 556         /* Check dimmed rule */
 557         dimmed = _selected_folder_is_root (MODEST_MAIN_WINDOW(win));
 558
 559         if (!dimmed)
 560                 dimmed = _selected_folder_is_empty (MODEST_MAIN_WINDOW(win));
 561
 562         return dimmed;
 563
 564 }
 565
 566 gboolean
 567 modest_ui_dimming_rules_on_rename_folder (ModestWindow *win, gpointer user_data)
 568 {
 569         ModestDimmingRule *rule = NULL;
 570         TnyFolderType types[4];
 571         gboolean dimmed = FALSE;
 572
 573         g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), FALSE);
 574         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
 575         rule = MODEST_DIMMING_RULE (user_data);
 576
 577         types[0] = TNY_FOLDER_TYPE_DRAFTS;
 578         types[1] = TNY_FOLDER_TYPE_OUTBOX;
 579         types[2] = TNY_FOLDER_TYPE_SENT;
 580         types[3] = TNY_FOLDER_TYPE_ARCHIVE;
 581
 582         /* Check dimmed rule */
 583         dimmed = _selected_folder_not_renameable (MODEST_MAIN_WINDOW(win));
 584         if (dimmed)
 585                 modest_dimming_rule_set_notification (rule, "");
 586         if (!dimmed) {
 587                 dimmed = _selected_folder_is_root_or_inbox (MODEST_MAIN_WINDOW(win));
 588                 if (dimmed)
 589                         modest_dimming_rule_set_notification (rule, "");
 590         }
 591         if (!dimmed) {
 592                 dimmed = _selected_folder_is_any_of_type (win, types, 4);
 593                 if (dimmed)
 594                         modest_dimming_rule_set_notification (rule, "");
 595         }
 596         if (!dimmed) {
 597                 dimmed = _transfer_mode_enabled (win);
 598                 if (dimmed)
 599                         modest_dimming_rule_set_notification (rule, "");
 600         }
 601
 602         return dimmed;
 603 }
 604
 605 gboolean
 606 modest_ui_dimming_rules_on_open_msg (ModestWindow *win, gpointer user_data)
 607 {
 608         ModestDimmingRule *rule = NULL;
 609         gboolean dimmed = FALSE;
 610         const DimmedState *state = NULL;
 611
 612         g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), FALSE);
 613         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
 614         rule = MODEST_DIMMING_RULE (user_data);
 615         state = modest_window_get_dimming_state (win);
 616
 617         /* Check dimmed rule */
 618         dimmed = _invalid_msg_selected (MODEST_MAIN_WINDOW(win), TRUE, user_data);
 619         if (!dimmed) {
 620                 dimmed = state->any_marked_as_deleted;
 621                 if (dimmed) {
 622                         gchar *msg = modest_ui_actions_get_msg_already_deleted_error_msg (win);
 623                         modest_dimming_rule_set_notification (rule, msg);
 624                         g_free (msg);
 625                 }
 626         }
 627         if (!dimmed) {
 628                 dimmed = _selected_msg_sent_in_progress (win);
 629                 if (dimmed)
 630                         modest_dimming_rule_set_notification (rule, _("mcen_ib_unable_to_open_while_sent"));
 631         }
 632
 633         return dimmed;
 634 }
 635
 636 gboolean
 637 modest_ui_dimming_rules_on_reply_msg (ModestWindow *win, gpointer user_data)
 638 {
 639         ModestDimmingRule *rule = NULL;
 640         gboolean dimmed = FALSE;
 641         TnyFolderType types[3];
 642
 643         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
 644         rule = MODEST_DIMMING_RULE (user_data);
 645
 646         types[0] = TNY_FOLDER_TYPE_DRAFTS;
 647         types[1] = TNY_FOLDER_TYPE_OUTBOX;
 648         types[2] = TNY_FOLDER_TYPE_ROOT;
 649
 650         /* Check dimmed rule */
 651         dimmed = _selected_folder_is_any_of_type (win, types, 3);
 652         if (dimmed)
 653                 modest_dimming_rule_set_notification (rule, _("mcen_ib_unable_to_reply"));
 654
 655         /* main window dimming rules */
 656         if (MODEST_IS_MAIN_WINDOW(win)) {
 657
 658                 if (!dimmed) {
 659                         dimmed = _selected_folder_is_empty (MODEST_MAIN_WINDOW(win));
 660                         if (dimmed)
 661                                 modest_dimming_rule_set_notification (rule, _("mcen_ib_nothing_to_reply"));
 662                 }
 663                 if (!dimmed) {
 664                         dimmed = _invalid_msg_selected (MODEST_MAIN_WINDOW(win), TRUE, rule);
 665                 }
 666         /* msg view window dimming rules */
 667         } else if (MODEST_IS_MSG_VIEW_WINDOW(win)) {
 668
 669                 /* Check dimmed rule */
 670                 if (!dimmed) {
 671                         dimmed = _transfer_mode_enabled (win);
 672                         if (dimmed)
 673                                 modest_dimming_rule_set_notification (rule, _("mail_ib_notavailable_downloading"));
 674                 }
 675                 if (!dimmed) {
 676                         dimmed = _msg_download_in_progress (win);
 677                         if (dimmed)
 678                                 modest_dimming_rule_set_notification (rule, _("mcen_ib_unable_to_reply"));
 679                 }
 680         }
 681
 682         return dimmed;
 683 }
 684
 685
 686 gboolean
 687 modest_ui_dimming_rules_on_contents_msg (ModestWindow *win, gpointer user_data)
 688 {
 689         ModestDimmingRule *rule = NULL;
 690         gboolean dimmed = FALSE;
 691
 692         g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), FALSE);
 693         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
 694         rule = MODEST_DIMMING_RULE (user_data);
 695
 696         /* Check dimmed rule */
 697         dimmed = _invalid_msg_selected (MODEST_MAIN_WINDOW(win), FALSE, user_data);
 698         if (!dimmed) {
 699                 dimmed = _msg_download_completed (MODEST_MAIN_WINDOW(win));
 700                 if (dimmed)
 701                         modest_dimming_rule_set_notification (rule, "");
 702         }
 703
 704         return dimmed;
 705 }
 706
 707 gboolean
 708 modest_ui_dimming_rules_always_dimmed (ModestWindow *win, gpointer user_data)
 709 {
 710         g_return_val_if_fail (MODEST_IS_WINDOW(win), FALSE);
 711
 712         return TRUE;
 713 }
 714
 715 static gboolean
 716 _message_already_sent (ModestMsgViewWindow *view_window)
 717 {
 718         TnyHeader *header;
 719         TnyFolder *folder;
 720         gboolean already_sent = FALSE;
 721
 722         header = modest_msg_view_window_get_header (view_window);
 723         if (header) {
 724                 folder = tny_header_get_folder (header);
 725                 if (folder) {
 726                         if (modest_tny_folder_guess_folder_type (folder) ==
 727                             TNY_FOLDER_TYPE_OUTBOX) {
 728                                 ModestTnySendQueueStatus status =
 729                                         modest_tny_all_send_queues_get_msg_status (header);
 730                                 if (status == MODEST_TNY_SEND_QUEUE_UNKNOWN ||
 731                                     status == MODEST_TNY_SEND_QUEUE_SENDING)
 732                                         already_sent = TRUE;
 733                         }
 734                         g_object_unref (folder);
 735                 }
 736                 g_object_unref (header);
 737         }
 738         return already_sent;
 739 }
 740
 741
 742 gboolean
 743 modest_ui_dimming_rules_on_delete_msg (ModestWindow *win, gpointer user_data)
 744 {
 745         ModestDimmingRule *rule = NULL;
 746         const DimmedState *state = NULL;
 747         gboolean dimmed = FALSE;
 748
 749         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
 750         rule = MODEST_DIMMING_RULE (user_data);
 751         state = modest_window_get_dimming_state (win);
 752
 753         /* Check dimmed rule */
 754         if (MODEST_IS_MAIN_WINDOW (win)) {
 755                 dimmed = _selected_folder_is_empty (MODEST_MAIN_WINDOW(win));
 756                 if (dimmed)
 757                         modest_dimming_rule_set_notification (rule, _CS("ckct_ib_nothing_to_delete"));
 758                 if (!dimmed) {
 759                         dimmed = _invalid_msg_selected (MODEST_MAIN_WINDOW(win), FALSE, user_data);
 760                 }
 761                 if (!dimmed) {
 762                         dimmed = state->sent_in_progress;
 763                         if (dimmed)
 764                                 modest_dimming_rule_set_notification (rule, _CS("ckct_ib_unable_to_delete"));
 765                 }
 766                 if (!dimmed) {
 767                         dimmed = state->any_marked_as_deleted;
 768                         if (dimmed) {
 769                                 gchar *msg = modest_ui_actions_get_msg_already_deleted_error_msg (win);
 770                                 modest_dimming_rule_set_notification (rule, msg);
 771                                 g_free (msg);
 772                         }
 773                 }
 774                 if (!dimmed) {
 775                         dimmed = (state->already_opened_msg > 0) ? TRUE : FALSE;
 776                         if (dimmed) {
 777                                 gchar *message = NULL;
 778
 779                                 message = g_strdup_printf(_("mcen_nc_unable_to_delete_n_messages"),
 780                                                           state->already_opened_msg);
 781                                 modest_dimming_rule_set_notification (rule, message);
 782                                 g_free(message);
 783                         }
 784
 785                 }
 786         }
 787         else if (MODEST_IS_MSG_VIEW_WINDOW (win)) {
 788                 dimmed = _transfer_mode_enabled (win);
 789                 if (dimmed)
 790                         modest_dimming_rule_set_notification (rule, _("mail_ib_notavailable_downloading"));
 791                 if (!dimmed) {
 792                         dimmed = state->any_marked_as_deleted;
 793                         if (dimmed) {
 794                                 gchar *msg = modest_ui_actions_get_msg_already_deleted_error_msg (win);
 795                                 modest_dimming_rule_set_notification (rule, msg);
 796                                 g_free (msg);
 797                         }
 798                 }
 799                 if (!dimmed) {
 800                         dimmed = state->sent_in_progress;
 801                         if (dimmed)
 802                                 modest_dimming_rule_set_notification (rule, _CS("ckct_ib_unable_to_delete"));
 803                 }
 804
 805                 /* This could happen if we're viewing a message of the
 806                    outbox that has been already sent */
 807                 if (!dimmed)
 808                         dimmed = _message_already_sent (MODEST_MSG_VIEW_WINDOW(win));
 809
 810                 /* The delete button should be dimmed when viewing an attachment,
 811                  * but should be enabled when viewing a message from the list,
 812                  * or when viewing a search result.
 813                  */
 814                 if (!dimmed) {
 815                         if (!modest_msg_view_window_is_search_result (MODEST_MSG_VIEW_WINDOW(win))) {
 816                                 dimmed = !modest_msg_view_window_has_headers_model (MODEST_MSG_VIEW_WINDOW(win));
 817                                 if (dimmed) {
 818                                         modest_dimming_rule_set_notification (rule, _CS("ckct_ib_unable_to_delete"));
 819                                 }
 820                         }
 821                 }
 822         }
 823
 824         return dimmed;
 825 }
 826
 827 gboolean
 828 modest_ui_dimming_rules_on_details (ModestWindow *win, gpointer user_data)
 829 {
 830         ModestDimmingRule *rule = NULL;
 831         GtkWidget *header_view = NULL;
 832         gboolean dimmed = FALSE;
 833
 834         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
 835         rule = MODEST_DIMMING_RULE (user_data);
 836
 837         /* main window dimming rules */
 838         if (MODEST_IS_MAIN_WINDOW(win)) {
 839
 840                 /* Check dimmed rule */
 841                 header_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW (win),
 842                                                                    MODEST_MAIN_WINDOW_WIDGET_TYPE_HEADER_VIEW);
 843
 844                 /* If the header view has the focus: */
 845                 if (header_view && gtk_widget_is_focus (header_view)) {
 846                         /* Check dimmed rule */
 847                         if (!dimmed)
 848                                 dimmed = _invalid_msg_selected (MODEST_MAIN_WINDOW(win), TRUE, user_data);
 849                 }
 850                 else {
 851                         /* If the folder view has the focus: */
 852                         GtkWidget *folder_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW (win),
 853                                 MODEST_MAIN_WINDOW_WIDGET_TYPE_FOLDER_VIEW);
 854                         if (folder_view && gtk_widget_is_focus (folder_view)) {
 855                                 TnyFolderStore *folder_store
 856                                         = modest_folder_view_get_selected (MODEST_FOLDER_VIEW (folder_view));
 857                                 if (folder_store) {
 858                                         /* Only enable for folders, not accounts,
 859                                          * though the UI spec is not clear about that.
 860                                          * If we enable this for accounts then we must
 861                                          * add code to handle them in modest_ui_actions_on_details(). */
 862                                         if (!TNY_IS_FOLDER(folder_store)) {
 863                                                 dimmed = TRUE;
 864                                                 modest_dimming_rule_set_notification (rule, "");
 865                                         }
 866
 867                                         g_object_unref (folder_store);
 868                                 } else {
 869                                         dimmed = TRUE;
 870                                         modest_dimming_rule_set_notification (rule, "");
 871                                 }
 872                                 if (!dimmed) {
 873                                         dimmed = _msg_download_in_progress (win);
 874                                         if (dimmed)
 875                                                 modest_dimming_rule_set_notification (rule, "");
 876                                 }
 877
 878                         } else {
 879                                 return TRUE;
 880                         }
 881                 }
 882
 883         /* msg view window dimming rules */
 884         } else {
 885                 /* Check dimmed rule */
 886                 if (MODEST_IS_MSG_VIEW_WINDOW (win))
 887                         dimmed = _msg_download_in_progress (win);
 888                 if (dimmed)
 889                         modest_dimming_rule_set_notification (rule, "");
 890                 if (!dimmed && MODEST_IS_MSG_VIEW_WINDOW (win)) {
 891                         if (!modest_msg_view_window_is_search_result (MODEST_MSG_VIEW_WINDOW(win))) {
 892                                 dimmed = !modest_msg_view_window_has_headers_model (MODEST_MSG_VIEW_WINDOW (win));
 893                         }
 894                         if (dimmed)
 895                                 modest_dimming_rule_set_notification (rule, "");
 896                 }
 897         }
 898
 899         return dimmed;
 900 }
 901
 902
 903 gboolean
 904 modest_ui_dimming_rules_on_mark_as_read_msg_in_view (ModestWindow *win, gpointer user_data)
 905 {
 906         ModestDimmingRule *rule = NULL;
 907         TnyHeader *header;
 908         TnyHeaderFlags flags;
 909         gboolean dimmed = FALSE;
 910
 911
 912         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW(win), FALSE);
 913         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
 914         rule = MODEST_DIMMING_RULE (user_data);
 915
 916         header = modest_msg_view_window_get_header (MODEST_MSG_VIEW_WINDOW (win));
 917         if (!header) {
 918                 dimmed = TRUE;
 919         }
 920
 921         if (!dimmed) {
 922                 flags = tny_header_get_flags (header);
 923                 if (flags & TNY_HEADER_FLAG_SEEN)
 924                         dimmed = TRUE;
 925         }
 926
 927         if (header)
 928                 g_object_unref (header);
 929         return dimmed;
 930 }
 931
 932
 933 gboolean
 934 modest_ui_dimming_rules_on_mark_as_unread_msg_in_view (ModestWindow *win, gpointer user_data)
 935 {
 936         ModestDimmingRule *rule = NULL;
 937         TnyHeader *header;
 938         TnyHeaderFlags flags;
 939         gboolean dimmed = FALSE;
 940
 941
 942         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW(win), FALSE);
 943         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
 944         rule = MODEST_DIMMING_RULE (user_data);
 945
 946         header = modest_msg_view_window_get_header (MODEST_MSG_VIEW_WINDOW (win));
 947         if (!header) {
 948                 dimmed = TRUE;
 949         }
 950
 951         if (!dimmed) {
 952                 flags = tny_header_get_flags (header);
 953                 if (!(flags & TNY_HEADER_FLAG_SEEN))
 954                         dimmed = TRUE;
 955         }
 956
 957         if (header)
 958                 g_object_unref (header);
 959         return dimmed;
 960 }
 961
 962 gboolean
 963 modest_ui_dimming_rules_on_mark_as_read_msg (ModestWindow *win, gpointer user_data)
 964 {
 965         ModestDimmingRule *rule = NULL;
 966         TnyHeaderFlags flags;
 967         const DimmedState *state = NULL;
 968         gboolean dimmed = FALSE;
 969
 970         g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), FALSE);
 971         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
 972         rule = MODEST_DIMMING_RULE (user_data);
 973         state = modest_window_get_dimming_state (win);
 974
 975         flags = TNY_HEADER_FLAG_SEEN;
 976
 977         /* Check dimmed rule */
 978         dimmed = _invalid_msg_selected (MODEST_MAIN_WINDOW(win), FALSE, user_data);
 979         if (!dimmed) {
 980                 dimmed = state->all_marked_as_seen;
 981                 if (dimmed)
 982                         modest_dimming_rule_set_notification (rule, "");
 983         }
 984
 985         return dimmed;
 986 }
 987
 988 gboolean
 989 modest_ui_dimming_rules_on_mark_as_unread_msg (ModestWindow *win, gpointer user_data)
 990 {
 991         ModestDimmingRule *rule = NULL;
 992         TnyHeaderFlags flags;
 993         const DimmedState *state = NULL;
 994         gboolean dimmed = FALSE;
 995
 996         g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), FALSE);
 997         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
 998         rule = MODEST_DIMMING_RULE (user_data);
 999         state = modest_window_get_dimming_state (win);
1000
1001         flags = TNY_HEADER_FLAG_SEEN;
1002
1003         /* Check dimmed rule */
1004         dimmed = _invalid_msg_selected (MODEST_MAIN_WINDOW(win), FALSE, user_data);
1005         if (!dimmed) {
1006                 dimmed = !state->any_marked_as_seen;
1007                 if (dimmed)
1008                         modest_dimming_rule_set_notification (rule, "");
1009         }
1010
1011         return dimmed;
1012 }
1013
1014 gboolean
1015 modest_ui_dimming_rules_on_move_to (ModestWindow *win, gpointer user_data)
1016 {
1017         ModestDimmingRule *rule = NULL;
1018         gboolean dimmed = FALSE;
1019
1020         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
1021         rule = MODEST_DIMMING_RULE (user_data);
1022
1023         if (MODEST_IS_MAIN_WINDOW (win))
1024                 dimmed = modest_ui_dimming_rules_on_main_window_move_to (win, user_data);
1025 #ifdef MODEST_TOOLKIT_HILDON2
1026         else if (MODEST_IS_HEADER_WINDOW (win))
1027                 dimmed = modest_ui_dimming_rules_on_header_window_move_to (win, user_data);
1028 #endif
1029         else if (MODEST_IS_MSG_VIEW_WINDOW (win))
1030                  dimmed = modest_ui_dimming_rules_on_view_window_move_to (win, user_data);
1031
1032         return dimmed;
1033 }
1034
1035
1036 gboolean
1037 modest_ui_dimming_rules_on_main_window_move_to (ModestWindow *win, gpointer user_data)
1038 {
1039         GtkWidget *folder_view = NULL;
1040         ModestDimmingRule *rule = NULL;
1041         const DimmedState *state = NULL;
1042         gboolean dimmed = FALSE;
1043
1044         g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), TRUE);
1045         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
1046         rule = MODEST_DIMMING_RULE (user_data);
1047         state = modest_window_get_dimming_state (win);
1048
1049         /* Get the folder view */
1050         folder_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
1051                                                            MODEST_MAIN_WINDOW_WIDGET_TYPE_FOLDER_VIEW);
1052
1053
1054         /* Check diming rules for folders transfer  */
1055         if (folder_view && gtk_widget_is_focus (folder_view)) {
1056                 TnyFolderType types[5];
1057
1058                 types[0] = TNY_FOLDER_TYPE_DRAFTS;
1059                 types[1] = TNY_FOLDER_TYPE_OUTBOX;
1060                 types[2] = TNY_FOLDER_TYPE_SENT;
1061                 types[3] = TNY_FOLDER_TYPE_ROOT;
1062                 types[4] = TNY_FOLDER_TYPE_INBOX;
1063
1064                 /* Apply folder rules */
1065                 dimmed = _selected_folder_not_moveable (MODEST_MAIN_WINDOW(win));
1066                 if (dimmed)
1067                         modest_dimming_rule_set_notification (rule, _("emev_nc_unabletomove_items"));
1068                 if (!dimmed) {
1069                         dimmed = _selected_folder_is_any_of_type (win, types, 5);
1070                         if (dimmed)
1071                                 modest_dimming_rule_set_notification (rule, _("emev_nc_unabletomove_items"));
1072                 }
1073         }
1074
1075         /* Check diming rules for messages transfer  */
1076         if (!dimmed) {
1077                 dimmed = (state->already_opened_msg > 0) ? TRUE : FALSE;
1078                 if (dimmed) {
1079                         gchar *message = g_strdup_printf(_("emev_nc_unabletomove_items"),
1080                                                          state->already_opened_msg);
1081                         modest_dimming_rule_set_notification (rule, message);
1082                         g_free(message);
1083                 }
1084         }
1085         if (!dimmed) {
1086                 if (!(folder_view && gtk_widget_is_focus (folder_view)))
1087                         dimmed = _invalid_msg_selected (MODEST_MAIN_WINDOW(win), FALSE, user_data);
1088
1089         }
1090         if (!dimmed) {
1091                 dimmed = _selected_msg_sent_in_progress (win);
1092                 if (dimmed)
1093                         modest_dimming_rule_set_notification (rule, _("sfil_ib_unable_to_move_selected_items"));
1094         }
1095
1096         return dimmed;
1097 }
1098
1099 gboolean
1100 modest_ui_dimming_rules_on_view_window_move_to (ModestWindow *win, gpointer user_data)
1101 {
1102         ModestDimmingRule *rule = NULL;
1103         gboolean dimmed = FALSE;
1104
1105         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW(win), FALSE);
1106         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
1107         rule = MODEST_DIMMING_RULE (user_data);
1108
1109         /* Check dimmed rule */
1110         dimmed = _transfer_mode_enabled (win);
1111         if (dimmed)
1112                 modest_dimming_rule_set_notification (rule, _("mail_ib_notavailable_downloading"));
1113         if (!dimmed) {
1114                 dimmed = modest_window_get_dimming_state (win)->any_marked_as_deleted;
1115                 if (dimmed) {
1116                         gchar *msg = modest_ui_actions_get_msg_already_deleted_error_msg (win);
1117                         modest_dimming_rule_set_notification (rule, msg);
1118                         g_free (msg);
1119                 }
1120         }
1121
1122         if (!dimmed) {
1123                 dimmed = _selected_msg_sent_in_progress (win);
1124                 if (dimmed)
1125                         modest_dimming_rule_set_notification (rule, _("emev_nc_unabletomove_item"));
1126         }
1127
1128         /* This could happen if we're viewing a message of the outbox
1129            that has been already sent */
1130         if (!dimmed)
1131                 dimmed = _message_already_sent (MODEST_MSG_VIEW_WINDOW(win));
1132
1133         if (!dimmed) {
1134                 if (MODEST_IS_MSG_VIEW_WINDOW (win)) {
1135                         /* The move_to button should be dimmed when viewing an attachment,
1136                          * but should be enabled when viewing a message from the list,
1137                          * or when viewing a search result.
1138                          */
1139                         if (!modest_msg_view_window_is_search_result (MODEST_MSG_VIEW_WINDOW(win))) {
1140                                 dimmed = !modest_msg_view_window_has_headers_model (MODEST_MSG_VIEW_WINDOW (win));
1141                         }
1142                 }
1143
1144                 if (dimmed)
1145                         modest_dimming_rule_set_notification (rule, _("emev_nc_unabletomove_item"));
1146         }
1147
1148         return dimmed;
1149 }
1150
1151 gboolean
1152 modest_ui_dimming_rules_on_header_window_move_to (ModestWindow *win, gpointer user_data)
1153 {
1154         ModestDimmingRule *rule = NULL;
1155         gboolean dimmed = FALSE;
1156
1157         g_return_val_if_fail (MODEST_IS_HEADER_WINDOW(win), FALSE);
1158         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
1159         rule = MODEST_DIMMING_RULE (user_data);
1160
1161         /* Check dimmed rule */
1162         dimmed = _transfer_mode_enabled (win);
1163         if (dimmed)
1164                 modest_dimming_rule_set_notification (rule, _("mail_ib_notavailable_downloading"));
1165
1166         if (!dimmed) {
1167                 GtkWidget *header_view;
1168                 TnyFolder *folder;
1169
1170                 header_view = GTK_WIDGET (modest_header_window_get_header_view (MODEST_HEADER_WINDOW (win)));
1171                 folder = modest_header_view_get_folder (MODEST_HEADER_VIEW (header_view));
1172                 if (folder) {
1173                         dimmed = (tny_folder_get_all_count (TNY_FOLDER (folder)) == 0);
1174                         g_object_unref (folder);
1175                 }
1176         }
1177
1178         return dimmed;
1179 }
1180
1181 gboolean
1182 modest_ui_dimming_rules_on_find_msg (ModestWindow *win, gpointer user_data)
1183 {
1184         ModestDimmingRule *rule = NULL;
1185         gboolean dimmed = FALSE;
1186
1187         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW(win), FALSE);
1188         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
1189         rule = MODEST_DIMMING_RULE (user_data);
1190
1191         /* Check dimmed rule */
1192         dimmed = _transfer_mode_enabled (win);
1193         if (dimmed)
1194                 modest_dimming_rule_set_notification (rule, _("mail_ib_notavailable_downloading"));
1195
1196         return dimmed;
1197 }
1198
1199 gboolean
1200 modest_ui_dimming_rules_on_paste (ModestWindow *win, gpointer user_data)
1201 {
1202         ModestDimmingRule *rule = NULL;
1203         TnyFolderType types[3];
1204         gboolean dimmed = FALSE;
1205
1206         g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), FALSE);
1207         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
1208         rule = MODEST_DIMMING_RULE (user_data);
1209
1210         types[0] = TNY_FOLDER_TYPE_DRAFTS;
1211         types[1] = TNY_FOLDER_TYPE_OUTBOX;
1212         types[2] = TNY_FOLDER_TYPE_SENT;
1213
1214         /* Check dimmed rule */
1215         dimmed = _clipboard_is_empty (win);
1216         if (dimmed)
1217                 modest_dimming_rule_set_notification (rule,
1218                                                       dgettext("hildon-common-strings",
1219                                                                "ecoc_ib_edwin_nothing_to_paste"));
1220         if (!dimmed) {
1221                 dimmed = _selected_folder_is_any_of_type (win, types, 3);
1222                 if (dimmed)
1223                         modest_dimming_rule_set_notification (rule,
1224                                                               dgettext("hildon-common-strings",
1225                                                                        "ckct_ib_unable_to_paste_here"));
1226         }
1227         if (!dimmed) {
1228                 dimmed = !_folder_view_has_focus (win);
1229                 if (dimmed)
1230                         modest_dimming_rule_set_notification (rule,
1231                                         dgettext("hildon-common-strings",
1232                                         "ckct_ib_unable_to_paste_here"));
1233         }
1234         if (!dimmed) {
1235                 dimmed = _selected_folder_not_writeable (MODEST_MAIN_WINDOW(win), TRUE);
1236                 if (dimmed)
1237                         modest_dimming_rule_set_notification (rule,
1238                                                               dgettext("hildon-common-strings",
1239                                                                        "ckct_ib_unable_to_paste_here"));
1240         }
1241         if (!dimmed) {
1242                 dimmed = _selected_folder_is_same_as_source (win);
1243                 if (dimmed)
1244                         modest_dimming_rule_set_notification (rule, _("mail_in_ui_folder_copy_target_error"));
1245         }
1246         if (!dimmed) {
1247                 dimmed = _selected_folder_has_subfolder_with_same_name (win);
1248                 if (dimmed)
1249                         modest_dimming_rule_set_notification (rule, _("mail_in_ui_folder_copy_target_error"));
1250         }
1251
1252         return dimmed;
1253 }
1254
1255
1256 gboolean
1257 modest_ui_dimming_rules_on_select_all (ModestWindow *win, gpointer user_data)
1258 {
1259         ModestDimmingRule *rule = NULL;
1260         gboolean dimmed = FALSE;
1261         GtkWidget *focused = NULL;
1262
1263         g_return_val_if_fail (MODEST_IS_WINDOW(win), FALSE);
1264         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
1265         rule = MODEST_DIMMING_RULE (user_data);
1266
1267         focused = gtk_window_get_focus (GTK_WINDOW (win));
1268
1269         /* Main window dimming rules */
1270         if (MODEST_IS_MAIN_WINDOW (win))
1271                 dimmed = _selected_folder_is_empty (MODEST_MAIN_WINDOW(win));
1272
1273         if (!dimmed && MODEST_IS_MAIN_WINDOW (win))
1274                 dimmed = _header_view_is_all_selected (MODEST_MAIN_WINDOW(win));
1275
1276         if (!dimmed && GTK_IS_ENTRY (focused)) {
1277                 const gchar *current_text;
1278                 current_text = gtk_entry_get_text (GTK_ENTRY (focused));
1279                 dimmed = ((current_text == NULL) || (current_text[0] == '\0'));
1280         }
1281
1282         if (!dimmed && GTK_IS_TEXT_VIEW (focused)) {
1283                 GtkTextBuffer *buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (focused));
1284                 dimmed = (gtk_text_buffer_get_char_count (buffer) < 1);
1285         }
1286
1287         if (dimmed && MODEST_IS_ATTACHMENTS_VIEW (focused))
1288                 dimmed = FALSE;
1289         return dimmed;
1290 }
1291
1292 gboolean
1293 modest_ui_dimming_rules_on_view_attachments (ModestWindow *win, gpointer user_data)
1294 {
1295         ModestDimmingRule *rule = NULL;
1296         gboolean dimmed = FALSE;
1297
1298         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW(win), FALSE);
1299         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
1300         rule = MODEST_DIMMING_RULE (user_data);
1301
1302         /* Check dimmed rule */
1303         dimmed = _invalid_attach_selected (win, TRUE, TRUE, FALSE, rule);
1304
1305         if (!dimmed) {
1306                 dimmed = _purged_attach_selected (win, FALSE, NULL);
1307                 if (dimmed) {
1308                         modest_dimming_rule_set_notification (rule, _("mail_ib_attach_not_local"));
1309                 }
1310         }
1311
1312         return dimmed;
1313 }
1314
1315 gboolean
1316 modest_ui_dimming_rules_on_save_attachments (ModestWindow *win, gpointer user_data)
1317 {
1318         ModestDimmingRule *rule = NULL;
1319         gboolean dimmed = FALSE;
1320
1321         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW(win), FALSE);
1322         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
1323         rule = MODEST_DIMMING_RULE (user_data);
1324
1325         /* Check dimmed rule */
1326         dimmed = _invalid_attach_selected (win, FALSE, FALSE, FALSE, rule);
1327
1328         if (!dimmed) {
1329                 dimmed = _purged_attach_selected (win, FALSE, NULL);
1330                 if (dimmed) {
1331                         modest_dimming_rule_set_notification (rule, _("mail_ib_attach_not_local"));
1332                 }
1333         }
1334
1335         return dimmed;
1336 }
1337
1338 gboolean
1339 modest_ui_dimming_rules_on_remove_attachments (ModestWindow *win, gpointer user_data)
1340 {
1341         ModestDimmingRule *rule = NULL;
1342         const DimmedState *state = NULL;
1343         gboolean dimmed = FALSE;
1344
1345         g_return_val_if_fail (MODEST_IS_WINDOW(win), FALSE);
1346         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
1347         rule = MODEST_DIMMING_RULE (user_data);
1348         state = modest_window_get_dimming_state (win);
1349
1350         /* Check in main window if there's only one message selected */
1351         if (MODEST_IS_MAIN_WINDOW (win)) {
1352                 dimmed = _invalid_msg_selected (MODEST_MAIN_WINDOW (win), TRUE, rule);
1353         }
1354
1355         /* Check in view window if there's any attachment selected */
1356         if (!dimmed && MODEST_IS_MSG_VIEW_WINDOW (win)) {
1357                 dimmed = _invalid_attach_selected (win, FALSE, FALSE, TRUE, NULL);
1358                 if (dimmed)
1359                         modest_dimming_rule_set_notification (rule, _("FIXME:no attachment selected"));
1360         }
1361
1362         /* Messages as attachments could not be removed */
1363         if (!dimmed && MODEST_IS_MSG_VIEW_WINDOW (win)) {
1364                 TnyList *attachments;
1365                 TnyIterator *iter;
1366                 attachments = modest_msg_view_window_get_attachments (MODEST_MSG_VIEW_WINDOW (win));
1367                 if (attachments) {
1368                         iter = tny_list_create_iterator (attachments);
1369                         while (!tny_iterator_is_done (iter) && !dimmed) {
1370                                 TnyMimePart *mime_part = (TnyMimePart *)
1371                                         tny_iterator_get_current (iter);
1372                                 if (modest_tny_mime_part_is_msg (mime_part))
1373                                         dimmed = TRUE;
1374                                 g_object_unref (mime_part);
1375                                 tny_iterator_next (iter);
1376                         }
1377                         g_object_unref (iter);
1378                         g_object_unref (attachments);
1379                 }
1380         }
1381
1382         if (!dimmed) {
1383
1384                 dimmed = _selected_msg_sent_in_progress (win);
1385                 if (dimmed) {
1386                         modest_dimming_rule_set_notification (rule, _("mail_ib_unable_to_purge_attachments"));
1387                 }
1388         }
1389
1390         /* cannot purge in editable drafts nor pop folders */
1391         if (!dimmed) {
1392                 dimmed = _invalid_folder_for_purge (win, rule);
1393                 if (dimmed)
1394                         modest_dimming_rule_set_notification (rule, _("mail_ib_unable_to_purge_attachments"));
1395         }
1396
1397         /* Check if the selected message in main window has attachments */
1398         if (!dimmed && MODEST_IS_MAIN_WINDOW (win)) {
1399                 dimmed = !(state->any_has_attachments);
1400                 if (dimmed)
1401                         modest_dimming_rule_set_notification (rule, _("mail_ib_unable_to_purge_attachments"));
1402         }
1403
1404         /* Check if all attachments are already purged */
1405         if (!dimmed) {
1406                 dimmed = _purged_attach_selected (win, TRUE, rule);
1407         }
1408
1409         /* Check if the message is already downloaded */
1410         if (!dimmed && MODEST_IS_MAIN_WINDOW (win)) {
1411                 dimmed = !_msg_download_completed (MODEST_MAIN_WINDOW (win));
1412                 if (dimmed)
1413                         modest_dimming_rule_set_notification (rule, _("mail_ib_attach_not_local"));
1414         }
1415
1416         return dimmed;
1417 }
1418
1419 gboolean
1420 modest_ui_dimming_rules_on_undo (ModestWindow *win, gpointer user_data)
1421 {
1422         ModestDimmingRule *rule = NULL;
1423         gboolean dimmed = FALSE;
1424
1425         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
1426         rule = MODEST_DIMMING_RULE (user_data);
1427
1428         /* Check dimmed rule */
1429         if (MODEST_IS_MAIN_WINDOW (win)) {
1430                 dimmed = _clipboard_is_empty (win);
1431                 if (dimmed)
1432                         modest_dimming_rule_set_notification (rule, "");
1433         }
1434
1435         if (!dimmed && MODEST_IS_MSG_EDIT_WINDOW (win)) {
1436                 dimmed = !modest_msg_edit_window_can_undo (MODEST_MSG_EDIT_WINDOW (win));
1437         }
1438
1439         return dimmed;
1440 }
1441
1442 gboolean
1443 modest_ui_dimming_rules_on_redo (ModestWindow *win, gpointer user_data)
1444 {
1445         ModestDimmingRule *rule = NULL;
1446         gboolean dimmed = FALSE;
1447
1448         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
1449         rule = MODEST_DIMMING_RULE (user_data);
1450
1451         /* Check dimmed rule */
1452         if (MODEST_IS_MSG_EDIT_WINDOW (win)) {
1453                 dimmed = !modest_msg_edit_window_can_redo (MODEST_MSG_EDIT_WINDOW (win));
1454         }
1455
1456         return dimmed;
1457 }
1458
1459 gboolean
1460 modest_ui_dimming_rules_on_cut (ModestWindow *win, gpointer user_data)
1461 {
1462         ModestDimmingRule *rule = NULL;
1463         const DimmedState *state = NULL;
1464         gboolean dimmed = FALSE;
1465
1466         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
1467         rule = MODEST_DIMMING_RULE (user_data);
1468         state = modest_window_get_dimming_state (win);
1469
1470         /* Check common dimming rules */
1471         dimmed = _invalid_clipboard_selected (win, rule);
1472
1473         /* Check window specific dimming rules */
1474         if (MODEST_IS_MAIN_WINDOW (win)) {
1475                 /* Get focused widget */
1476                 GtkWidget *focused = gtk_window_get_focus (GTK_WINDOW (win));
1477
1478                 if (MODEST_IS_HEADER_VIEW (focused)) {
1479                         if (!dimmed) {
1480                                 dimmed = _selected_folder_is_empty (MODEST_MAIN_WINDOW(win));
1481                                 if (dimmed)
1482                                         modest_dimming_rule_set_notification (rule, "");
1483                         }
1484                         if (!dimmed) {
1485                                 dimmed = _selected_msg_sent_in_progress (win);
1486                                 if (dimmed)
1487                                         modest_dimming_rule_set_notification (rule, _("mcen_ib_unable_to_cut_mess"));
1488                         }
1489                         if (!dimmed) {
1490                                 dimmed = (state->already_opened_msg > 0) ? TRUE : FALSE;
1491                                 if(dimmed)
1492                                         modest_dimming_rule_set_notification (rule, _("mcen_ib_unable_to_cut_mess"));
1493                         }
1494                 }
1495                 else if (MODEST_IS_FOLDER_VIEW (focused)) {
1496                         TnyFolderType types[3];
1497
1498                         types[0] = TNY_FOLDER_TYPE_DRAFTS;
1499                         types[1] = TNY_FOLDER_TYPE_OUTBOX;
1500                         types[2] = TNY_FOLDER_TYPE_SENT;
1501
1502                         /* Apply folder rules */
1503                         if (!dimmed) {
1504                                 dimmed = _selected_folder_not_deletable (MODEST_MAIN_WINDOW(win));
1505                                 if (dimmed)
1506                                         modest_dimming_rule_set_notification (rule, _("emev_nc_unabletomove_items"));
1507                         }
1508                         if (!dimmed) {
1509                                 dimmed = _selected_folder_is_root_or_inbox (MODEST_MAIN_WINDOW(win));
1510                                 if (dimmed)
1511                                         modest_dimming_rule_set_notification (rule, _("emev_nc_unabletomove_items"));
1512                         }
1513                         if (!dimmed) {
1514                                 dimmed = _selected_folder_is_any_of_type (win, types, 3);
1515                                 if (dimmed)
1516                                         modest_dimming_rule_set_notification (rule, _("emev_nc_unabletomove_items"));
1517                         }
1518                 }
1519         }
1520
1521         return dimmed;
1522 }
1523
1524 gboolean
1525 modest_ui_dimming_rules_on_copy (ModestWindow *win, gpointer user_data)
1526 {
1527         ModestDimmingRule *rule = NULL;
1528         const DimmedState *state = NULL;
1529         gboolean dimmed = FALSE;
1530
1531         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
1532         rule = MODEST_DIMMING_RULE (user_data);
1533         state = modest_window_get_dimming_state (win);
1534
1535         /* Check common dimming rules */
1536         dimmed = _invalid_clipboard_selected (win, rule);
1537
1538         /* Check window specific dimming rules */
1539         if (MODEST_IS_MAIN_WINDOW (win)) {
1540                 /* Get focused widget */
1541                 GtkWidget *focused = gtk_window_get_focus (GTK_WINDOW (win));
1542
1543                 if (MODEST_IS_HEADER_VIEW (focused)) {
1544                         if (!dimmed) {
1545                                 dimmed = _selected_folder_is_empty (MODEST_MAIN_WINDOW(win));
1546                                 if (dimmed)
1547                                         modest_dimming_rule_set_notification (rule, "");
1548                         }
1549                         if (!dimmed) {
1550                                 dimmed = _selected_msg_sent_in_progress (win);
1551                                 if (dimmed)
1552                                         modest_dimming_rule_set_notification (rule, _(""));
1553                         }
1554                         if (!dimmed) {
1555                                 dimmed = (state->already_opened_msg > 0) ? TRUE : FALSE;
1556                                 if(dimmed)
1557                                         modest_dimming_rule_set_notification (rule, _(""));
1558                         }
1559                 }
1560                 else if (MODEST_IS_FOLDER_VIEW (focused)) {
1561                         TnyFolderType types[3];
1562
1563                         types[0] = TNY_FOLDER_TYPE_DRAFTS;
1564                         types[1] = TNY_FOLDER_TYPE_OUTBOX;
1565                         types[2] = TNY_FOLDER_TYPE_SENT;
1566
1567                         if (!dimmed) {
1568                                 dimmed = _selected_folder_is_root (MODEST_MAIN_WINDOW(win));
1569                                 if (dimmed)
1570                                         modest_dimming_rule_set_notification (rule, _(""));
1571                         }
1572                         if (!dimmed) {
1573                                 dimmed = _selected_folder_is_any_of_type (win, types, 3);
1574                                 if (dimmed)
1575                                         modest_dimming_rule_set_notification (rule, _(""));
1576                         }
1577                 }
1578         }
1579
1580         return dimmed;
1581 }
1582
1583 gboolean
1584 modest_ui_dimming_rules_on_set_style (ModestWindow *win, gpointer user_data)
1585 {
1586         ModestDimmingRule *rule = NULL;
1587         const DimmedState *state = NULL;
1588         gboolean dimmed = FALSE;
1589
1590         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
1591         g_return_val_if_fail (MODEST_IS_MSG_EDIT_WINDOW (win), TRUE);
1592         rule = MODEST_DIMMING_RULE (user_data);
1593         state = modest_window_get_dimming_state (win);
1594
1595
1596         /* Check common dimming rules */
1597         ModestMsgEditFormat format;
1598         format = modest_msg_edit_window_get_format (MODEST_MSG_EDIT_WINDOW (win));
1599
1600         dimmed = (format != MODEST_MSG_EDIT_FORMAT_HTML);
1601         if (dimmed)
1602                 modest_dimming_rule_set_notification (rule, _("mcen_ib_item_unavailable_plaintext"));
1603
1604         if (!dimmed) {
1605                 GtkWidget *body;
1606                 body = modest_msg_edit_window_get_child_widget (MODEST_MSG_EDIT_WINDOW (win),
1607                                                                 MODEST_MSG_EDIT_WINDOW_WIDGET_TYPE_BODY);
1608
1609                 dimmed = ((body == NULL)||(!gtk_widget_is_focus (body)));
1610                 if (dimmed)
1611                         modest_dimming_rule_set_notification (rule, _("mcen_ib_move_cursor_to_message"));
1612         }
1613
1614
1615         return dimmed;
1616 }
1617
1618 gboolean
1619 modest_ui_dimming_rules_on_zoom (ModestWindow *win, gpointer user_data)
1620 {
1621         ModestDimmingRule *rule = NULL;
1622         const DimmedState *state = NULL;
1623         gboolean dimmed = FALSE;
1624
1625         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
1626         g_return_val_if_fail (MODEST_IS_MSG_EDIT_WINDOW (win), TRUE);
1627         rule = MODEST_DIMMING_RULE (user_data);
1628         state = modest_window_get_dimming_state (win);
1629
1630         GtkWidget *body;
1631         body = modest_msg_edit_window_get_child_widget (MODEST_MSG_EDIT_WINDOW (win),
1632                                                         MODEST_MSG_EDIT_WINDOW_WIDGET_TYPE_BODY);
1633
1634         dimmed = ((body == NULL)||(!gtk_widget_is_focus (body)));
1635         if (dimmed)
1636                 modest_dimming_rule_set_notification (rule, _("mcen_ib_move_cursor_to_message"));
1637
1638         return dimmed;
1639 }
1640
1641 gboolean
1642 modest_ui_dimming_rules_on_editor_paste (ModestWindow *win, gpointer user_data)
1643 {
1644         ModestDimmingRule *rule = NULL;
1645         const DimmedState *state = NULL;
1646         gboolean dimmed = FALSE;
1647         GtkWidget *focused = NULL;
1648
1649         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
1650         g_return_val_if_fail (MODEST_IS_MSG_EDIT_WINDOW (win), TRUE);
1651         rule = MODEST_DIMMING_RULE (user_data);
1652         state = modest_window_get_dimming_state (win);
1653
1654         focused = gtk_window_get_focus (GTK_WINDOW (win));
1655
1656         dimmed = MODEST_IS_ATTACHMENTS_VIEW (focused);
1657
1658         if (!dimmed) {
1659                 dimmed = GTK_IS_TOGGLE_BUTTON (focused);
1660         }
1661
1662         if (!dimmed) {
1663                 ModestEmailClipboard *e_clipboard = modest_runtime_get_email_clipboard ();
1664                 const gchar *clipboard_text = modest_msg_edit_window_get_clipboard_text (MODEST_MSG_EDIT_WINDOW (win));
1665
1666                 dimmed = modest_email_clipboard_cleared (e_clipboard) &&
1667                   ((clipboard_text == NULL) || (clipboard_text[0] == '\0'));
1668         }
1669
1670         return dimmed;
1671 }
1672
1673 gboolean
1674 modest_ui_dimming_rules_on_editor_remove_attachment (ModestWindow *win, gpointer user_data)
1675 {
1676         ModestDimmingRule *rule = NULL;
1677         const DimmedState *state = NULL;
1678         gboolean dimmed = FALSE;
1679         TnyList *selected_attachments = NULL;
1680         gint n_att_selected = 0;
1681         GtkWidget *attachments_view;
1682
1683         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
1684         g_return_val_if_fail (MODEST_IS_MSG_EDIT_WINDOW (win), TRUE);
1685         rule = MODEST_DIMMING_RULE (user_data);
1686         state = modest_window_get_dimming_state (win);
1687
1688         attachments_view = modest_msg_edit_window_get_child_widget (
1689                                                                     MODEST_MSG_EDIT_WINDOW (win),
1690                                                                     MODEST_MSG_EDIT_WINDOW_WIDGET_TYPE_ATTACHMENTS);
1691
1692         selected_attachments = modest_attachments_view_get_selection (
1693                                                                       MODEST_ATTACHMENTS_VIEW (attachments_view));
1694         n_att_selected = tny_list_get_length (selected_attachments);
1695         g_object_unref (selected_attachments);
1696
1697         dimmed = (n_att_selected < 1);
1698
1699         return dimmed;
1700 }
1701
1702 gboolean
1703 modest_ui_dimming_rules_on_send (ModestWindow *win, gpointer user_data)
1704 {
1705         ModestDimmingRule *rule = NULL;
1706         const DimmedState *state = NULL;
1707         gboolean dimmed = FALSE;
1708         GtkWidget *subject_field, *body_field;
1709         GtkTextBuffer *body_buffer;
1710         const gchar *subject = NULL;
1711
1712         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
1713         g_return_val_if_fail (MODEST_IS_MSG_EDIT_WINDOW (win), TRUE);
1714         rule = MODEST_DIMMING_RULE (user_data);
1715         state = modest_window_get_dimming_state (win);
1716
1717         body_field = modest_msg_edit_window_get_child_widget (
1718                                                               MODEST_MSG_EDIT_WINDOW (win),
1719                                                               MODEST_MSG_EDIT_WINDOW_WIDGET_TYPE_BODY);
1720         subject_field = modest_msg_edit_window_get_child_widget (
1721                                                                  MODEST_MSG_EDIT_WINDOW (win),
1722                                                                  MODEST_MSG_EDIT_WINDOW_WIDGET_TYPE_SUBJECT);
1723         body_buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (body_field));
1724         subject = gtk_entry_get_text (GTK_ENTRY (subject_field));
1725
1726         dimmed = (subject == NULL || subject[0] == '\0');
1727         if (dimmed)
1728                 modest_dimming_rule_set_notification (rule, _("mcen_ib_subject_not_modified"));
1729
1730         if (!dimmed) {
1731                 GtkWidget *to_field, *cc_field, *bcc_field;
1732                 GtkTextBuffer * to_buffer, *cc_buffer, *bcc_buffer;
1733                 cc_field = modest_msg_edit_window_get_child_widget (
1734                         MODEST_MSG_EDIT_WINDOW (win),
1735                         MODEST_MSG_EDIT_WINDOW_WIDGET_TYPE_CC);
1736                 to_field = modest_msg_edit_window_get_child_widget (
1737                         MODEST_MSG_EDIT_WINDOW (win),
1738                         MODEST_MSG_EDIT_WINDOW_WIDGET_TYPE_TO);
1739                 bcc_field = modest_msg_edit_window_get_child_widget (
1740                         MODEST_MSG_EDIT_WINDOW (win),
1741                         MODEST_MSG_EDIT_WINDOW_WIDGET_TYPE_BCC);
1742                 to_buffer = modest_recpt_editor_get_buffer (MODEST_RECPT_EDITOR (to_field));
1743                 cc_buffer = modest_recpt_editor_get_buffer (MODEST_RECPT_EDITOR (cc_field));
1744                 bcc_buffer = modest_recpt_editor_get_buffer (MODEST_RECPT_EDITOR (bcc_field));
1745
1746                 dimmed = ((gtk_text_buffer_get_char_count (to_buffer) +
1747                            gtk_text_buffer_get_char_count (cc_buffer) +
1748                            gtk_text_buffer_get_char_count (bcc_buffer)) == 0);
1749                 if (dimmed)
1750                         modest_dimming_rule_set_notification (rule, _("mcen_ib_add_recipients_first"));
1751         }
1752
1753         return dimmed;
1754 }
1755
1756 gboolean
1757 modest_ui_dimming_rules_on_view_previous (ModestWindow *win, gpointer user_data)
1758 {
1759         ModestDimmingRule *rule = NULL;
1760         gboolean dimmed = FALSE;
1761
1762         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
1763         rule = MODEST_DIMMING_RULE (user_data);
1764
1765         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW(win), FALSE);
1766
1767         /* Check dimmed rule */
1768         dimmed = _transfer_mode_enabled (win);
1769         if (dimmed)
1770                 modest_dimming_rule_set_notification (rule, _("mail_ib_notavailable_downloading"));
1771
1772         if (!dimmed) {
1773                 dimmed = modest_msg_view_window_first_message_selected (
1774                                 MODEST_MSG_VIEW_WINDOW(win));
1775                 modest_dimming_rule_set_notification (rule, NULL);
1776         }
1777
1778         return dimmed;
1779 }
1780
1781 gboolean
1782 modest_ui_dimming_rules_on_view_next (ModestWindow *win, gpointer user_data)
1783 {
1784         ModestDimmingRule *rule = NULL;
1785         gboolean dimmed = FALSE;
1786
1787         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW(win), FALSE);
1788         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
1789         rule = MODEST_DIMMING_RULE (user_data);
1790
1791         /* Check dimmed rule */
1792         dimmed = _transfer_mode_enabled (win);
1793         if (dimmed)
1794                 modest_dimming_rule_set_notification (rule, _("mail_ib_notavailable_downloading"));
1795
1796         if (!dimmed) {
1797                 dimmed = modest_msg_view_window_last_message_selected (MODEST_MSG_VIEW_WINDOW (win));
1798                 modest_dimming_rule_set_notification (rule, NULL);
1799         }
1800
1801         return dimmed;
1802 }
1803
1804
1805 gboolean
1806 modest_ui_dimming_rules_on_tools_smtp_servers (ModestWindow *win, gpointer user_data)
1807 {
1808         return !modest_account_mgr_has_accounts(modest_runtime_get_account_mgr(),
1809                                                 TRUE);
1810 }
1811
1812 gboolean
1813 modest_ui_dimming_rules_on_cancel_sending (ModestWindow *win, gpointer user_data)
1814 {
1815         ModestDimmingRule *rule = NULL;
1816         TnyFolderType types[1];
1817         const DimmedState *state = NULL;
1818         gboolean dimmed = FALSE;
1819
1820         g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), FALSE);
1821         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
1822         rule = MODEST_DIMMING_RULE (user_data);
1823         state = modest_window_get_dimming_state (win);
1824
1825         types[0] = TNY_FOLDER_TYPE_OUTBOX;
1826
1827         /* Check dimmed rules */
1828         dimmed = !_selected_folder_is_any_of_type (win, types, 1);
1829         if (dimmed)
1830                 modest_dimming_rule_set_notification (rule, "");
1831         if (!dimmed) {
1832                 dimmed = !state->sent_in_progress;
1833                 if (dimmed)
1834                         modest_dimming_rule_set_notification (rule, "");
1835         }
1836
1837         return dimmed;
1838 }
1839
1840 gboolean
1841 modest_ui_dimming_rules_on_cancel_sending_all (ModestWindow *win, gpointer user_data)
1842 {
1843         /* TODO: implement dimming rule for cancelling sending all messages. Should
1844          * be just cancelling all messages to put them in "waiting" state */
1845         return FALSE;
1846 }
1847
1848 gboolean
1849 modest_ui_dimming_rules_on_send_receive (ModestWindow *win, gpointer user_data)
1850 {
1851         ModestDimmingRule *rule = NULL;
1852         gboolean dimmed = FALSE;
1853
1854         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
1855         rule = MODEST_DIMMING_RULE (user_data);
1856
1857         /* Check dimmed rule */
1858         dimmed = !modest_account_mgr_has_accounts(modest_runtime_get_account_mgr(),
1859                                                   TRUE);
1860         if (dimmed)
1861                 modest_dimming_rule_set_notification (rule, _("mcen_nc_no_email_acnts_defined"));
1862
1863         return dimmed;
1864 }
1865
1866 gboolean
1867 modest_ui_dimming_rules_on_send_receive_all (ModestWindow *win, gpointer user_data)
1868 {
1869         ModestDimmingRule *rule = NULL;
1870         gboolean dimmed = FALSE;
1871
1872         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
1873         rule = MODEST_DIMMING_RULE (user_data);
1874
1875         /* Check dimmed rule */
1876         GSList *account_names = modest_account_mgr_account_names (modest_runtime_get_account_mgr (), TRUE);
1877         if (g_slist_length (account_names) <= 1)
1878                 dimmed = TRUE;
1879         if (dimmed)
1880                 modest_dimming_rule_set_notification (rule, _("mcen_nc_no_email_acnts_defined"));
1881
1882         modest_account_mgr_free_account_names (account_names);
1883
1884         return dimmed;
1885 }
1886
1887 #ifdef MODEST_TOOLKIT_HILDON2
1888 gboolean
1889 modest_ui_dimming_rules_on_add_to_contacts (ModestWindow *win, gpointer user_data)
1890 {
1891         TnyMsg *msg;
1892         GSList *recipients, *node;
1893         gboolean has_recipients_to_add;
1894
1895         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
1896         g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (win), FALSE);
1897
1898         msg = modest_msg_view_window_get_message (MODEST_MSG_VIEW_WINDOW (win));
1899         recipients = modest_tny_msg_get_all_recipients_list (msg);
1900
1901         has_recipients_to_add = FALSE;
1902         for (node = recipients; node != NULL; node = g_slist_next (node)) {
1903                 if (!modest_address_book_has_address ((const gchar *) node->data)) {
1904                         has_recipients_to_add = TRUE;
1905                         break;
1906                 }
1907         }
1908
1909         g_slist_foreach (recipients, (GFunc) g_free, NULL);
1910         g_slist_free (recipients);
1911         g_object_unref (msg);
1912
1913         return !has_recipients_to_add;
1914 }
1915 #else
1916 gboolean
1917 modest_ui_dimming_rules_on_add_to_contacts (ModestWindow *win, gpointer user_data)
1918 {
1919         ModestDimmingRule *rule = NULL;
1920         gboolean dimmed = FALSE;
1921         GtkWidget *focused = NULL;
1922
1923         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
1924         rule = MODEST_DIMMING_RULE (user_data);
1925         focused = gtk_window_get_focus (GTK_WINDOW (win));
1926
1927         dimmed = !focused;
1928
1929         if (!dimmed) {
1930                 gchar *selection = NULL;
1931                 if (GTK_IS_TEXT_VIEW (focused)) {
1932                         GtkTextIter start, end;
1933                         GtkTextBuffer *buffer = NULL;
1934                         buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (focused));
1935                         if (gtk_text_buffer_get_selection_bounds (buffer, &start, &end)) {
1936                                 selection = gtk_text_buffer_get_text (buffer, &start, &end, FALSE);
1937                         }
1938                 } else if (GTK_IS_LABEL (focused)) {
1939                         selection = modest_text_utils_label_get_selection (GTK_LABEL (focused));
1940                 } else {
1941                         gboolean do_check = TRUE;
1942                         GtkClipboard *clipboard;
1943                         if (GTK_IS_HTML (focused)) {
1944                                 const gchar *sel;
1945                                 int len = -1;
1946                                 sel = gtk_html_get_selection_html (GTK_HTML (focused), &len);
1947                                 do_check = !((sel == NULL) || (sel[0] == '\0'));
1948                         } else if (MODEST_IS_ATTACHMENTS_VIEW (focused)) {
1949                                 do_check = FALSE;
1950                         }
1951                         if (do_check) {
1952                                 clipboard = gtk_clipboard_get (GDK_SELECTION_PRIMARY);
1953                                 selection = gtk_clipboard_wait_for_text (clipboard);
1954                         } else {
1955                                 selection = NULL;
1956                         }
1957                 }
1958                 dimmed = !((selection != NULL) && (modest_text_utils_validate_recipient (selection, NULL)));
1959         }
1960
1961         return dimmed;
1962 }
1963 #endif
1964
1965 /* *********************** static utility functions ******************** */
1966
1967
1968 static gboolean
1969 _selected_folder_not_writeable (ModestMainWindow *win,
1970                                 gboolean for_paste)
1971 {
1972         GtkWidget *folder_view = NULL;
1973         TnyFolderStore *parent_folder = NULL;
1974         ModestEmailClipboard *clipboard = NULL;
1975         ModestTnyFolderRules rules;
1976         gboolean is_local_acc = FALSE;
1977         gboolean xfer_folders = FALSE;
1978         gboolean result = FALSE;
1979
1980         g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), FALSE);
1981
1982         /* Get folder view */
1983         folder_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
1984                                                            MODEST_MAIN_WINDOW_WIDGET_TYPE_FOLDER_VIEW);
1985         /* If no folder view, always dimmed */
1986         if (!folder_view)
1987                 return TRUE;
1988
1989         /* Get selected folder as parent of new folder to create */
1990         parent_folder = modest_folder_view_get_selected (MODEST_FOLDER_VIEW(folder_view));
1991         if (!(parent_folder && TNY_IS_FOLDER(parent_folder))) {
1992                 /* If it's the local account and its transfering folders, then do not dim */
1993                 if (TNY_IS_ACCOUNT (parent_folder)) {
1994                         is_local_acc = modest_tny_account_is_virtual_local_folders (TNY_ACCOUNT (parent_folder));
1995                         if (for_paste) {
1996                                 clipboard = modest_runtime_get_email_clipboard ();
1997                                 xfer_folders = modest_email_clipboard_folder_copied (clipboard);
1998                         }
1999                 }
2000
2001                 if (for_paste)
2002                         result = !(is_local_acc && xfer_folders);
2003                 else
2004                         result = !is_local_acc;
2005                 goto frees;
2006         }
2007
2008         /* Check dimmed rule */
2009         rules = modest_tny_folder_get_rules (TNY_FOLDER (parent_folder));
2010         result = rules & MODEST_FOLDER_RULES_FOLDER_NON_WRITEABLE;
2011
2012         /* free */
2013  frees:
2014         if (parent_folder != NULL)
2015                 g_object_unref (parent_folder);
2016
2017         return result;
2018 }
2019
2020 static gboolean
2021 _selected_folder_not_deletable (ModestMainWindow *win)
2022 {
2023         GtkWidget *folder_view = NULL;
2024         TnyFolderStore *parent_folder = NULL;
2025         ModestTnyFolderRules rules;
2026         gboolean result = FALSE;
2027
2028         g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), FALSE);
2029
2030         /* Get folder view */
2031         folder_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
2032                                                            MODEST_MAIN_WINDOW_WIDGET_TYPE_FOLDER_VIEW);
2033         /* If no folder view, always dimmed */
2034         if (!folder_view)
2035                 return TRUE;
2036
2037         /* Get selected folder as parent of new folder to create */
2038         parent_folder = modest_folder_view_get_selected (MODEST_FOLDER_VIEW(folder_view));
2039         if (!(parent_folder && TNY_IS_FOLDER(parent_folder))) {
2040                 result = TRUE;
2041                 goto frees;
2042         }
2043
2044         /* Check dimmed rule */
2045         rules = modest_tny_folder_get_rules (TNY_FOLDER (parent_folder));
2046         result = rules & MODEST_FOLDER_RULES_FOLDER_NON_DELETABLE;
2047
2048         /* free */
2049  frees:
2050         if (parent_folder != NULL)
2051                 g_object_unref (parent_folder);
2052
2053         return result;
2054 }
2055
2056 static gboolean
2057 _selected_folder_not_moveable (ModestMainWindow *win)
2058 {
2059         GtkWidget *folder_view = NULL;
2060         TnyFolderStore *parent_folder = NULL;
2061         ModestTnyFolderRules rules;
2062         gboolean result = FALSE;
2063
2064         g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), FALSE);
2065
2066         /* Get folder view */
2067         folder_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
2068                                                            MODEST_MAIN_WINDOW_WIDGET_TYPE_FOLDER_VIEW);
2069         /* If no folder view, always dimmed */
2070         if (!folder_view)
2071                 return TRUE;
2072
2073         /* Get selected folder as parent of new folder to create */
2074         parent_folder = modest_folder_view_get_selected (MODEST_FOLDER_VIEW(folder_view));
2075         if (!(parent_folder && TNY_IS_FOLDER(parent_folder))) {
2076                 result = TRUE;
2077                 goto frees;
2078         }
2079
2080         /* Check dimmed rule */
2081         rules = modest_tny_folder_get_rules (TNY_FOLDER (parent_folder));
2082         result = rules & MODEST_FOLDER_RULES_FOLDER_NON_MOVEABLE;
2083
2084         /* free */
2085  frees:
2086         if (parent_folder != NULL)
2087                 g_object_unref (parent_folder);
2088
2089         return result;
2090 }
2091
2092 static gboolean
2093 _selected_folder_not_renameable (ModestMainWindow *win)
2094 {
2095         GtkWidget *folder_view = NULL;
2096         TnyFolderStore *parent_folder = NULL;
2097         ModestTnyFolderRules rules;
2098         gboolean result = FALSE;
2099
2100         g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), FALSE);
2101
2102         /* Get folder view */
2103         folder_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
2104                                                            MODEST_MAIN_WINDOW_WIDGET_TYPE_FOLDER_VIEW);
2105         /* If no folder view, always dimmed */
2106         if (!folder_view)
2107                 return TRUE;
2108
2109         /* Get selected folder as parent of new folder to create */
2110         parent_folder = modest_folder_view_get_selected (MODEST_FOLDER_VIEW(folder_view));
2111         if (!(parent_folder && TNY_IS_FOLDER(parent_folder))) {
2112                 result = TRUE;
2113                 goto frees;
2114         }
2115
2116         /* Check dimmed rule */
2117         rules = modest_tny_folder_get_rules (TNY_FOLDER (parent_folder));
2118         result = rules & MODEST_FOLDER_RULES_FOLDER_NON_RENAMEABLE;
2119
2120         /* free */
2121  frees:
2122         if (parent_folder != NULL)
2123                 g_object_unref (parent_folder);
2124
2125         return result;
2126 }
2127
2128 static gboolean
2129 _selected_folder_is_root_or_inbox (ModestMainWindow *win)
2130 {
2131         TnyFolderType types[2];
2132         gboolean result = FALSE;
2133
2134         g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), FALSE);
2135
2136         types[0] = TNY_FOLDER_TYPE_ROOT;
2137         types[1] = TNY_FOLDER_TYPE_INBOX;
2138
2139         /* Check folder type */
2140         result = _selected_folder_is_any_of_type (MODEST_WINDOW(win), types, 2);
2141
2142         /* Check pop and MMC accounts */
2143         if (!result) {
2144                 result = _selected_folder_is_root (win);
2145         }
2146
2147         return result;
2148 }
2149
2150
2151 static gboolean
2152 _selected_folder_is_root (ModestMainWindow *win)
2153 {
2154         TnyFolderType types[1];
2155         gboolean result = FALSE;
2156
2157         g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), FALSE);
2158
2159         /* All accounts are root items: */
2160         GtkWidget *folder_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
2161                                                            MODEST_MAIN_WINDOW_WIDGET_TYPE_FOLDER_VIEW);
2162         if (folder_view) {
2163                 gboolean is_account = FALSE;
2164                 TnyFolderStore *folder_store =
2165                         modest_folder_view_get_selected (MODEST_FOLDER_VIEW(folder_view));
2166                 if (folder_store) {
2167                         is_account = TNY_IS_ACCOUNT (folder_store);
2168
2169                         g_object_unref (folder_store);
2170                         folder_store = NULL;
2171                 }
2172
2173                 if (is_account)
2174                         return TRUE;
2175         }
2176
2177         /* Try something more precise: */
2178         types[0] = TNY_FOLDER_TYPE_ROOT;
2179
2180         /* Check folder type */
2181         result = _selected_folder_is_any_of_type (MODEST_WINDOW(win), types, 1);
2182
2183         return result;
2184 }
2185
2186 static gboolean
2187 _header_view_is_all_selected (ModestMainWindow *win)
2188 {
2189         const DimmedState *state = NULL;
2190
2191         g_return_val_if_fail (MODEST_IS_WINDOW(win), FALSE);
2192
2193         state = modest_window_get_dimming_state (MODEST_WINDOW(win));
2194
2195         return state->all_selected;
2196 }
2197
2198 static gboolean
2199 _selected_folder_is_empty (ModestMainWindow *win)
2200 {
2201         GtkWidget *folder_view = NULL, *header_view = NULL;
2202         TnyFolderStore *folder = NULL;
2203         gboolean result = FALSE;
2204
2205         g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), FALSE);
2206
2207         /* Get folder view */
2208         folder_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
2209                                                            MODEST_MAIN_WINDOW_WIDGET_TYPE_FOLDER_VIEW);
2210
2211         header_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
2212                                                            MODEST_MAIN_WINDOW_WIDGET_TYPE_HEADER_VIEW);
2213
2214         /* If no folder view, always dimmed */
2215         if (!folder_view || !header_view)
2216                 return TRUE;
2217
2218         /* Get selected folder as parent of new folder to create */
2219         folder = modest_folder_view_get_selected (MODEST_FOLDER_VIEW(folder_view));
2220         if (!(folder && TNY_IS_FOLDER(folder))) {
2221                 if (folder)
2222                         g_object_unref (folder);
2223                 return TRUE;
2224         }
2225
2226         /* Check folder type */
2227         if (modest_header_view_is_empty (MODEST_HEADER_VIEW (header_view)) ||
2228             tny_folder_get_all_count (TNY_FOLDER (folder)) == 0)
2229                 result = TRUE;
2230
2231         /* free */
2232         g_object_unref (folder);
2233
2234         return result;
2235 }
2236
2237 static gboolean
2238 _folder_view_has_focus (ModestWindow *win)
2239 {
2240         GtkWidget *folder_view = NULL;
2241
2242         g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), FALSE);
2243
2244         /* Get folder view */
2245         folder_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
2246                                                            MODEST_MAIN_WINDOW_WIDGET_TYPE_FOLDER_VIEW);
2247         if (!folder_view)
2248                 return FALSE;
2249
2250         if (gtk_widget_is_focus(folder_view))
2251                 return TRUE;
2252
2253         return FALSE;
2254 }
2255
2256 static gboolean
2257 _selected_folder_is_same_as_source (ModestWindow *win)
2258 {
2259         ModestEmailClipboard *clipboard = NULL;
2260         GtkWidget *folder_view = NULL;
2261         TnyFolderStore *folder = NULL;
2262         gboolean result = FALSE;
2263
2264         g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), FALSE);
2265
2266         /* Get folder view */
2267         folder_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
2268                                                            MODEST_MAIN_WINDOW_WIDGET_TYPE_FOLDER_VIEW);
2269         if (!folder_view)
2270                 return FALSE;
2271
2272         /* Get selected folder as destination folder */
2273         folder = modest_folder_view_get_selected (MODEST_FOLDER_VIEW(folder_view));
2274         if (!(folder && TNY_IS_FOLDER(folder))) {
2275                 result = FALSE;
2276                 goto frees;
2277         }
2278
2279         /* Check clipboard is cleared */
2280         clipboard = modest_runtime_get_email_clipboard ();
2281         if (modest_email_clipboard_cleared (clipboard)) {
2282                 result = FALSE;
2283                 goto frees;
2284         }
2285
2286         /* Check source folder */
2287         result = modest_email_clipboard_check_source_folder (clipboard, TNY_FOLDER (folder));
2288
2289         /* Free */
2290  frees:
2291         g_object_unref (folder);
2292
2293         return result;
2294 }
2295
2296 static gboolean
2297 _selected_folder_is_any_of_type (ModestWindow *win,
2298                                  TnyFolderType types[],
2299                                  guint ntypes)
2300 {
2301         GtkWidget *folder_view = NULL;
2302         TnyFolderStore *folder = NULL;
2303         TnyFolderType folder_type;
2304         guint i=0;
2305         gboolean result = FALSE;
2306
2307         /*Get current folder */
2308         if (MODEST_IS_MAIN_WINDOW(win)) {
2309
2310                 /* Get folder view */
2311                 folder_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
2312                                                                    MODEST_MAIN_WINDOW_WIDGET_TYPE_FOLDER_VIEW);
2313                 /* If no folder view, always dimmed */
2314                 if (!folder_view)
2315                         return FALSE;
2316
2317                 /* Get selected folder as parent of new folder to create */
2318                 folder = modest_folder_view_get_selected (MODEST_FOLDER_VIEW(folder_view));
2319
2320                 if (!(folder && TNY_IS_FOLDER(folder))) {
2321                         if (folder)
2322                                 g_object_unref (folder);
2323                         return FALSE;
2324                 }
2325
2326                 /* Check folder type */
2327                 result = _folder_is_any_of_type (TNY_FOLDER(folder), types, ntypes);
2328         }
2329         else if (MODEST_IS_MSG_VIEW_WINDOW(win)) {
2330                 folder_type = modest_msg_view_window_get_folder_type (MODEST_MSG_VIEW_WINDOW (win));
2331                 for (i=0; i < ntypes; i++) {
2332                         result = result || folder_type == types[i];
2333                 }
2334         }
2335
2336
2337         /* free */
2338         if (folder)
2339                 g_object_unref (folder);
2340
2341         return result;
2342 }
2343
2344 static gboolean
2345 _folder_is_any_of_type (TnyFolder *folder,
2346                         TnyFolderType types[],
2347                         guint ntypes)
2348 {
2349         TnyFolderType folder_type;
2350         gboolean result = FALSE;
2351         guint i;
2352
2353         g_return_val_if_fail (TNY_IS_FOLDER(folder), FALSE);
2354
2355         /* Get folder type */
2356         folder_type = modest_tny_folder_guess_folder_type (folder);
2357         if (folder_type == TNY_FOLDER_TYPE_INVALID)
2358                 g_warning ("%s: BUG: TNY_FOLDER_TYPE_INVALID", __FUNCTION__);
2359
2360         /* Check foler type */
2361         for (i=0; i < ntypes; i++) {
2362                 result = result || folder_type == types[i];
2363         }
2364
2365         return result;
2366 }
2367
2368 static gboolean
2369 _clipboard_is_empty (ModestWindow *win)
2370 {
2371         gboolean result = FALSE;
2372
2373         if (MODEST_IS_MAIN_WINDOW (win)) {
2374                 ModestEmailClipboard *clipboard = NULL;
2375                 clipboard = modest_runtime_get_email_clipboard ();
2376                 if (modest_email_clipboard_cleared (clipboard))
2377                  result = TRUE;
2378         }
2379
2380         return result;
2381 }
2382
2383 static gboolean
2384 _invalid_clipboard_selected (ModestWindow *win,
2385                              ModestDimmingRule *rule)
2386 {
2387         const DimmedState *state = NULL;
2388         gboolean result = FALSE;
2389         GtkWidget *focused = NULL;
2390
2391         g_return_val_if_fail (MODEST_IS_WINDOW(win), FALSE);
2392         state = modest_window_get_dimming_state (win);
2393         /* Get focuesed widget */
2394         focused = gtk_window_get_focus (GTK_WINDOW (win));
2395
2396         if (MODEST_IS_MSG_EDIT_WINDOW (win)) {
2397                 gboolean has_selection = FALSE;
2398                 if (GTK_IS_TEXT_VIEW (focused)) {
2399                         GtkTextBuffer *buffer = NULL;
2400                         buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (focused));
2401                         has_selection = modest_text_utils_buffer_selection_is_valid (buffer);
2402                 } else if (GTK_IS_EDITABLE (focused)) {
2403                         has_selection = gtk_editable_get_selection_bounds (GTK_EDITABLE (focused), NULL, NULL);
2404                 }
2405                 result = !has_selection;
2406         } else if (MODEST_IS_MSG_VIEW_WINDOW (win)) {
2407                 if (focused) {
2408                         MODEST_DEBUG_BLOCK (g_message ("FOCUSED %s", g_type_name (G_TYPE_FROM_INSTANCE (focused))););
2409                         if (GTK_IS_LABEL (focused) &&
2410                             !gtk_label_get_selection_bounds (GTK_LABEL (focused), NULL, NULL)) {
2411                                 result = TRUE;
2412                         } else if (GTK_IS_TEXT_VIEW (focused)) {
2413                                 GtkTextBuffer *buffer;
2414                                 buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (focused));
2415                                 result = !gtk_text_buffer_get_has_selection (buffer);
2416                         } else if (GTK_IS_HTML (focused)) {
2417                                 const gchar *sel;
2418                                 int len = -1;
2419                                 sel = gtk_html_get_selection_html (GTK_HTML (focused), &len);
2420                                 result = ((sel == NULL) || (sel[0] == '\0'));
2421                         } else if (MODEST_IS_ATTACHMENTS_VIEW (focused)) {
2422                                 result = TRUE;
2423                         } else {
2424                                 GtkClipboard *clipboard;
2425                                 gchar *selection;
2426
2427                                 clipboard = gtk_clipboard_get (GDK_SELECTION_PRIMARY);
2428                                 /* Get clipboard selection*/
2429                                 selection = gtk_clipboard_wait_for_text (clipboard);
2430                                 /* Check dimming */
2431                                 result = (selection == NULL);
2432                                 g_free (selection);
2433                         }
2434                 } else {
2435                         result = TRUE;
2436                 }
2437
2438                 if (result)
2439                         modest_dimming_rule_set_notification (rule, "");
2440
2441         }
2442         else if (MODEST_IS_MAIN_WINDOW (win)) {
2443                 /* Check dimming */
2444                 result = state->n_selected == 0;
2445                 if (result)
2446                         modest_dimming_rule_set_notification (rule, _("mcen_ib_no_message_selected"));
2447         }
2448
2449         return result;
2450 }
2451
2452
2453 static gboolean
2454 _invalid_attach_selected (ModestWindow *win,
2455                           gboolean unique,
2456                           gboolean for_view,
2457                           gboolean for_remove,
2458                           ModestDimmingRule *rule)
2459 {
2460         TnyList *attachments;
2461         gint n_selected;
2462         TnyHeaderFlags flags;
2463         gboolean nested_attachments = FALSE;
2464         gboolean selected_messages = FALSE;
2465         const DimmedState *state = NULL;
2466         gboolean result = FALSE;
2467
2468         g_return_val_if_fail (MODEST_IS_WINDOW(win), FALSE);
2469         state = modest_window_get_dimming_state (win);
2470
2471         if (MODEST_IS_MAIN_WINDOW (win)) {
2472                 flags = TNY_HEADER_FLAG_ATTACHMENTS;
2473                 if (!result)
2474                         result = !state->any_has_attachments;
2475         }
2476         else if (MODEST_IS_MSG_VIEW_WINDOW (win)) {
2477
2478                 /* Get selected atachments */
2479                 attachments = modest_msg_view_window_get_attachments (MODEST_MSG_VIEW_WINDOW(win));
2480                 n_selected = tny_list_get_length (attachments);
2481
2482                 /* Check unique */
2483                 if (!result) {
2484                         if (unique)
2485                                 result = n_selected != 1;
2486                         else
2487
2488                                 result = n_selected < 1;
2489                 }
2490
2491                 /* Check attached type (view operation not required) */
2492                 if (!result && !for_view)  {
2493                         TnyIterator *iter;
2494                         iter = tny_list_create_iterator (attachments);
2495                         while (!tny_iterator_is_done (iter) && !result) {
2496                                 TnyMimePart *mime_part = TNY_MIME_PART (tny_iterator_get_current (iter));
2497                                 TnyList *nested_list = tny_simple_list_new ();
2498
2499                                 if (!for_remove && modest_tny_mime_part_is_msg (mime_part)) {
2500                                         TnyMsg *window_msg;
2501                                         window_msg = modest_msg_view_window_get_message (MODEST_MSG_VIEW_WINDOW (win));
2502                                         if ((TnyMimePart *) window_msg != mime_part) {
2503                                                 selected_messages = TRUE;
2504                                                 result = TRUE;
2505                                         }
2506                                         g_object_unref (window_msg);
2507                                 }
2508                                 tny_mime_part_get_parts (mime_part, nested_list);
2509                                 if (!for_remove && tny_list_get_length (nested_list) > 0) {
2510                                         nested_attachments = TRUE;
2511                                         result = TRUE;
2512                                 }
2513                                 g_object_unref (nested_list);
2514                                 g_object_unref (mime_part);
2515                                 tny_iterator_next (iter);
2516                         }
2517                         g_object_unref (iter);
2518                 }
2519
2520                 /* Set notifications */
2521                 if (result && rule != NULL) {
2522                         if (selected_messages) {
2523                                 modest_dimming_rule_set_notification (rule, _("mcen_ib_unable_to_save_attach_mail"));
2524                         } else if (nested_attachments) {
2525                                 modest_dimming_rule_set_notification (rule, _("FIXME:unable to save attachments with nested elements"));
2526                         } else if (n_selected == 0) {
2527                                 modest_dimming_rule_set_notification (rule, _("FIXME:no attachment selected"));
2528                         } else if (unique) {
2529                                 modest_dimming_rule_set_notification (rule, _("mcen_ib_unable_to_display_more"));
2530                         }
2531                 }
2532
2533                 /* Free */
2534                 g_object_unref (attachments);
2535         }
2536
2537         return result;
2538 }
2539
2540 static gboolean
2541 _purged_attach_selected (ModestWindow *win, gboolean all, ModestDimmingRule *rule)
2542 {
2543         TnyList *attachments = NULL;
2544         TnyIterator *iter;
2545         gint purged = 0;
2546         gint n_attachments = 0;
2547         gboolean result = FALSE;
2548
2549         /* This should check if _all_ the attachments are already purged. If only some
2550          * of them are purged, then it does not cause dim as there's a confirmation dialog
2551          * for removing only local attachments */
2552
2553         /* Get selected atachments */
2554         if (MODEST_IS_MSG_VIEW_WINDOW (win)) {
2555                 attachments = modest_msg_view_window_get_attachments (MODEST_MSG_VIEW_WINDOW(win));
2556         } else if (MODEST_IS_MAIN_WINDOW (win)) {
2557                 /* If we're in main window, we won't know if there are already purged attachments */
2558                 return FALSE;
2559         }
2560
2561         if (attachments == NULL)
2562                 return FALSE;
2563
2564         if (tny_list_get_length (attachments) == 0) {
2565                 g_object_unref (attachments);
2566                 return FALSE;
2567         }
2568
2569         iter = tny_list_create_iterator (attachments);
2570         while (!tny_iterator_is_done (iter)) {
2571                 TnyMimePart *mime_part = TNY_MIME_PART (tny_iterator_get_current (iter));
2572                 if (tny_mime_part_is_purged (mime_part)) {
2573                         purged++;
2574                 }
2575                 n_attachments++;
2576                 g_object_unref (mime_part);
2577                 tny_iterator_next (iter);
2578         }
2579         g_object_unref (iter);
2580
2581         /* Free */
2582         g_object_unref (attachments);
2583
2584         if (all)
2585                 result = (purged == n_attachments);
2586         else
2587                 result = (purged > 0);
2588
2589         /* This string no longer exists, refer to NB#75415 for more info
2590         if (result && (rule != NULL))
2591                 modest_dimming_rule_set_notification (rule, _("mail_ib_attachment_already_purged"));
2592         */
2593
2594         return result;
2595 }
2596
2597 static gboolean
2598 _invalid_msg_selected (ModestMainWindow *win,
2599                        gboolean unique,
2600                        ModestDimmingRule *rule)
2601 {
2602         GtkWidget *folder_view = NULL;
2603         const DimmedState *state = NULL;
2604         gboolean result = FALSE;
2605
2606         g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), FALSE);
2607         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (rule), FALSE);
2608         state = modest_window_get_dimming_state (MODEST_WINDOW(win));
2609
2610         /* Get folder view to check focus */
2611         folder_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW (win),
2612                                                            MODEST_MAIN_WINDOW_WIDGET_TYPE_FOLDER_VIEW);
2613
2614         /* Check dimmed rule (TODO: check focus on widgets */
2615         if (!result) {
2616                 result = ((state->n_selected == 0 ) ||
2617                           (gtk_widget_is_focus (folder_view)));
2618                 if (result)
2619                         modest_dimming_rule_set_notification (rule, _("mcen_ib_no_message_selected"));
2620         }
2621         if (!result && unique) {
2622                 result = state->n_selected > 1;
2623                 if (result)
2624                         modest_dimming_rule_set_notification (rule, _("mcen_ib_select_one_message"));
2625         }
2626
2627         return result;
2628 }
2629
2630
2631 static gboolean
2632 _msg_download_in_progress (ModestWindow *win)
2633 {
2634         gboolean result = FALSE;
2635
2636         g_return_val_if_fail (MODEST_IS_WINDOW (win), FALSE);
2637
2638         if (MODEST_IS_MSG_VIEW_WINDOW (win)) {
2639                 result = modest_msg_view_window_toolbar_on_transfer_mode (MODEST_MSG_VIEW_WINDOW(win));
2640         }
2641         else if (MODEST_IS_MAIN_WINDOW (win)) {
2642                 result = modest_main_window_transfer_mode_enabled (MODEST_MAIN_WINDOW(win));
2643         }
2644
2645         return result;
2646 }
2647
2648 static gboolean
2649 _msg_download_completed (ModestMainWindow *win)
2650 {
2651         const DimmedState *state = modest_window_get_dimming_state (MODEST_WINDOW(win));
2652         return state->any_marked_as_cached;
2653 }
2654
2655 static void
2656 fill_list_of_caches (gpointer key, gpointer value, gpointer userdata)
2657 {
2658         GSList **send_queues = (GSList **) userdata;
2659         *send_queues = g_slist_prepend (*send_queues, value);
2660 }
2661
2662 static gboolean
2663 _selected_msg_sent_in_progress (ModestWindow *win)
2664 {
2665         const DimmedState *state = modest_window_get_dimming_state (win);
2666         return state->sent_in_progress;
2667 }
2668
2669
2670 static gboolean
2671 _invalid_folder_for_purge (ModestWindow *win,
2672                            ModestDimmingRule *rule)
2673 {
2674         TnyFolder *folder = NULL;
2675         TnyAccount *account = NULL;
2676         gboolean result = FALSE;
2677
2678         if (MODEST_IS_MSG_VIEW_WINDOW (win)) {
2679
2680                 /* Get folder and account of message */
2681                 TnyMsg *msg = modest_msg_view_window_get_message (MODEST_MSG_VIEW_WINDOW (win));
2682                 g_return_val_if_fail(msg != NULL, TRUE);
2683                 folder = tny_msg_get_folder (msg);
2684                 g_object_unref (msg);
2685                 if (folder == NULL) {
2686                         result = TRUE;
2687                         goto frees;
2688                 }
2689         } else if (MODEST_IS_MAIN_WINDOW (win)) {
2690                 GtkWidget *folder_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW (win),
2691                                                                               MODEST_MAIN_WINDOW_WIDGET_TYPE_FOLDER_VIEW);
2692                 if (!folder_view)
2693                         return FALSE;
2694                 folder = (TnyFolder *) modest_folder_view_get_selected (MODEST_FOLDER_VIEW (folder_view));
2695                 /* Could be a folder store */
2696                 if (folder == NULL || ! TNY_IS_FOLDER (folder))
2697                         goto frees;
2698         } else {
2699                 g_return_val_if_reached (FALSE);
2700         }
2701         account = modest_tny_folder_get_account (folder);
2702         if (account == NULL) goto frees;
2703
2704         /* Check account */
2705         if (modest_tny_account_is_virtual_local_folders (TNY_ACCOUNT (account))) {
2706                 TnyFolderType types[2];
2707                 types[0] = TNY_FOLDER_TYPE_DRAFTS;
2708                 types[1] = TNY_FOLDER_TYPE_OUTBOX;
2709
2710                 if (_selected_folder_is_any_of_type (win, types, 2)) {
2711                         result = TRUE;
2712                 }
2713         } else {
2714                 ModestProtocolType protocol_type = modest_tny_account_get_protocol_type (TNY_ACCOUNT (account));
2715                 /* If it's a remote folder then dim */
2716                 if (modest_protocol_registry_protocol_type_has_tag (modest_runtime_get_protocol_registry (),
2717                                                                     protocol_type,
2718                                                                     MODEST_PROTOCOL_REGISTRY_REMOTE_STORE_PROTOCOLS)) {
2719                         result = TRUE;
2720                 }
2721         }
2722
2723 frees:
2724         if (folder != NULL)
2725                 g_object_unref (folder);
2726         if (account != NULL)
2727                 g_object_unref (account);
2728
2729         return result;
2730 }
2731
2732 static gboolean
2733 _transfer_mode_enabled (ModestWindow *win)
2734 {
2735         gboolean result = FALSE;
2736
2737         /* Check dimming */
2738         if (MODEST_IS_MSG_VIEW_WINDOW(win)) {
2739                 result = modest_msg_view_window_transfer_mode_enabled (MODEST_MSG_VIEW_WINDOW (win));
2740         } else if (MODEST_IS_MAIN_WINDOW(win)) {
2741                 result = modest_main_window_transfer_mode_enabled (MODEST_MAIN_WINDOW (win));
2742 #ifdef MODEST_TOOLKIT_HILDON2
2743         } else if (MODEST_IS_HEADER_WINDOW (win)) {
2744                 result = modest_header_window_transfer_mode_enabled (MODEST_HEADER_WINDOW (win));
2745 #endif
2746         } else {
2747                 g_warning("_transfer_mode_enabled called with wrong window type");
2748         }
2749
2750         return result;
2751 }
2752
2753 static gboolean
2754 _selected_folder_has_subfolder_with_same_name (ModestWindow *win)
2755 {
2756         GtkWidget *folder_view = NULL;
2757         TnyFolderStore *folder = NULL;
2758         ModestEmailClipboard *clipboard = NULL;
2759         const gchar *folder_name = NULL;
2760         gboolean result = FALSE;
2761
2762         g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), TRUE);
2763
2764         /*Get current parent folder */
2765         folder_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
2766                                                            MODEST_MAIN_WINDOW_WIDGET_TYPE_FOLDER_VIEW);
2767         /* If no folder view, always dimmed */
2768         if (!folder_view) return FALSE;
2769
2770         /* Get selected folder as parent of new folder to create */
2771         folder = modest_folder_view_get_selected (MODEST_FOLDER_VIEW(folder_view));
2772         if (!(folder && TNY_IS_FOLDER(folder))) goto frees;
2773
2774         /* get modest clipboard and source folder */
2775         clipboard = modest_runtime_get_email_clipboard ();
2776         folder_name = modest_email_clipboard_get_folder_name (clipboard);
2777         if (folder_name == NULL) goto frees;
2778
2779         /* Check source subfolders names */
2780         result = modest_tny_folder_has_subfolder_with_name (folder, folder_name,
2781                                                             TRUE);
2782
2783         /* Free */
2784  frees:
2785         if (folder != NULL)
2786                 g_object_unref (folder);
2787
2788
2789         return result;
2790 }
2791
2792 gboolean
2793 modest_ui_dimming_rules_on_save_to_drafts (ModestWindow *win,
2794                                            gpointer user_data)
2795 {
2796         ModestDimmingRule *rule = NULL;
2797
2798         g_return_val_if_fail (MODEST_MSG_EDIT_WINDOW (win), FALSE);
2799         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
2800         rule = MODEST_DIMMING_RULE (user_data);
2801
2802         /* Check dimmed rule */
2803         return !modest_msg_edit_window_is_modified (MODEST_MSG_EDIT_WINDOW (win));
2804 }
2805
2806 gboolean
2807 modest_ui_dimming_rules_on_insert_image (ModestWindow *win,
2808                                          gpointer user_data)
2809 {
2810         g_return_val_if_fail (MODEST_MSG_EDIT_WINDOW (win), FALSE);
2811
2812         ModestMsgEditFormat format =
2813           modest_msg_edit_window_get_format (MODEST_MSG_EDIT_WINDOW (win));
2814
2815         return (format != MODEST_MSG_EDIT_FORMAT_HTML);
2816 }