* Review dimming rules to detect when modest is sedning mails.
[modest] / src / modest-ui-dimming-rules.c
index d6933ac..552a61a 100644 (file)
@@ -50,67 +50,298 @@ static gboolean _invalid_attach_selected (ModestWindow *win,
 static gboolean _purged_attach_selected (ModestWindow *win, gboolean all, ModestDimmingRule *rule);
 static gboolean _clipboard_is_empty (ModestWindow *win);
 static gboolean _invalid_clipboard_selected (ModestWindow *win, ModestDimmingRule *rule);
-static gboolean _already_opened_msg (ModestWindow *win, guint *n_messages);
-static gboolean _selected_msg_marked_as (ModestMainWindow *win, TnyHeaderFlags mask, gboolean opposite, gboolean all);
-static gboolean _selected_folder_not_writeable (ModestMainWindow *win);
-static gboolean _selected_folder_is_snd_level (ModestMainWindow *win);
+static gboolean _selected_folder_not_writeable (ModestMainWindow *win, gboolean for_paste);
+static gboolean _selected_folder_not_moveable (ModestMainWindow *win);
+static gboolean _selected_folder_not_renameable (ModestMainWindow *win);
+static gboolean _selected_folder_not_deletable (ModestMainWindow *win);
 static gboolean _selected_folder_is_any_of_type (ModestWindow *win, TnyFolderType types[], guint ntypes);
 static gboolean _selected_folder_is_root_or_inbox (ModestMainWindow *win);
 static gboolean _selected_folder_is_MMC_or_POP_root (ModestMainWindow *win);
 static gboolean _selected_folder_is_root (ModestMainWindow *win);
+static gboolean _header_view_is_all_selected (ModestMainWindow *win);
 static gboolean _selected_folder_is_empty (ModestMainWindow *win);
+static gboolean _folder_view_has_focus (ModestWindow *win);
 static gboolean _selected_folder_is_same_as_source (ModestWindow *win);
-static gboolean _msg_download_in_progress (ModestMsgViewWindow *win);
+static gboolean _msg_download_in_progress (ModestWindow *win);
 static gboolean _msg_download_completed (ModestMainWindow *win);
 static gboolean _selected_msg_sent_in_progress (ModestWindow *win);
 static gboolean _sending_in_progress (ModestWindow *win);
-static gboolean _message_is_marked_as_deleted (ModestMsgViewWindow *win);
-static gboolean _selected_message_is_marked_as_deleted (ModestMainWindow *win);
+static gboolean _send_receive_in_progress (ModestWindow *win);
 static gboolean _invalid_folder_for_purge (ModestWindow *win, ModestDimmingRule *rule);
 static gboolean _transfer_mode_enabled (ModestWindow *win);
+static gboolean _selected_folder_has_subfolder_with_same_name (ModestWindow *win);
+static void fill_list_of_caches (gpointer key, gpointer value, gpointer userdata);
 
 
-gboolean 
-modest_ui_dimming_rules_on_new_msg (ModestWindow *win, gpointer user_data)
+static DimmedState *
+_define_main_window_dimming_state (ModestMainWindow *window)
 {
-       ModestDimmingRule *rule = NULL;
-       gboolean dimmed = FALSE;
+       DimmedState *state = NULL;
+       GtkWidget *focused_widget = NULL;
+       GtkWidget *header_view = NULL;
+       GtkTreeModel *model = NULL;
+       TnyList *selected_headers = NULL;
+       TnyIterator *iter = NULL;
+       TnyHeader *header = NULL;
+       ModestCacheMgr *cache_mgr = NULL;
+       GHashTable *send_queue_cache = NULL;
+       ModestTnySendQueue *send_queue = NULL;
+       GSList *send_queues = NULL, *node = NULL;
+       ModestWindowMgr *mgr = NULL;
+       gboolean found = FALSE;
+       gchar *msg_uid = NULL;
+       TnyHeaderFlags flags;
+       gboolean all_deleted = TRUE;
+       gboolean all_seen = TRUE;
+       gboolean all_cached = TRUE;
+       gboolean all_has_attach = TRUE;
+
+       g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(window), NULL);
+
+       /* Init state */
+       state = g_slice_new0 (DimmedState);
+       state->n_selected = 0;
+       state->already_opened_msg = FALSE;
+       state->any_marked_as_deleted = FALSE;
+       state->all_marked_as_deleted = FALSE;
+       state->any_marked_as_seen = FALSE;
+       state->all_marked_as_seen = FALSE;
+       state->any_marked_as_cached = FALSE;
+       state->all_marked_as_cached = FALSE;
+       state->any_has_attachments = FALSE;
+       state->all_has_attachments = FALSE;
+       state->sent_in_progress = FALSE;
+       state->all_selected = FALSE;
+
+       /* Get focused widget */
+       focused_widget = gtk_window_get_focus (GTK_WINDOW (window));
+       if (MODEST_IS_FOLDER_VIEW (focused_widget)) {
+               state->n_selected++;
+               return state;
+       } else if (MODEST_IS_HEADER_VIEW (focused_widget)) {
+               header_view = focused_widget;           
+       } else {
+               header_view = modest_main_window_get_child_widget (window, MODEST_WIDGET_TYPE_HEADER_VIEW);
+       }
+       
+       /* Get header view and selected headers */
+       selected_headers = modest_header_view_get_selected_headers (MODEST_HEADER_VIEW(header_view));
+       if (!selected_headers) 
+               return state;
 
-       g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW(win), FALSE);
-       g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
-       rule = MODEST_DIMMING_RULE (user_data);
+       /* Examine selected headers */
+       iter = tny_list_create_iterator (selected_headers);
+       while (!tny_iterator_is_done (iter)) {
+               header = TNY_HEADER (tny_iterator_get_current (iter));
+               flags = tny_header_get_flags (header);
                
-       /* Check dimmed rule */ 
-       if (!dimmed) {
-               if (MODEST_IS_MSG_VIEW_WINDOW (win))
-                       dimmed = _msg_download_in_progress (MODEST_MSG_VIEW_WINDOW(win));
-               if (dimmed)
-                       modest_dimming_rule_set_notification (rule, "");
+               /* No selected */
+               state->n_selected++;
+               
+               /* Already opened */
+               mgr = modest_runtime_get_window_mgr ();
+               if (!state->already_opened_msg)
+                       state->already_opened_msg = modest_window_mgr_find_registered_header (mgr, header, NULL);
+               
+
+               /* Mark as deleted */           
+               all_deleted = all_deleted && (flags & TNY_HEADER_FLAG_DELETED);
+               state->all_marked_as_deleted = all_deleted;
+               if (!state->any_marked_as_deleted)
+                       state->any_marked_as_deleted = flags & TNY_HEADER_FLAG_DELETED;
+               
+               /* Mark as seen */
+               all_seen = all_seen && (flags & TNY_HEADER_FLAG_SEEN);
+               state->all_marked_as_seen = all_seen;
+               if (!state->any_marked_as_seen)
+                       state->any_marked_as_seen = flags & TNY_HEADER_FLAG_SEEN;
+               
+               /* Mark as cached */
+               all_cached = all_cached && (flags & TNY_HEADER_FLAG_CACHED);
+               state->all_marked_as_cached = all_cached;
+               if (!state->any_marked_as_cached)
+                       state->any_marked_as_cached = flags & TNY_HEADER_FLAG_CACHED;
+               
+               /* Mark has_attachments */
+               all_has_attach = all_has_attach && (flags & TNY_HEADER_FLAG_ATTACHMENTS);
+               state->all_has_attachments = all_has_attach;
+               if (!state->any_has_attachments)
+                       state->any_has_attachments = flags & TNY_HEADER_FLAG_ATTACHMENTS;
+       
+               /* sent in progress */
+               msg_uid = modest_tny_send_queue_get_msg_id (header);
+               if (!state->sent_in_progress) {
+                       cache_mgr = modest_runtime_get_cache_mgr ();
+                       send_queue_cache = modest_cache_mgr_get_cache (cache_mgr,
+                                                                      MODEST_CACHE_MGR_CACHE_TYPE_SEND_QUEUE);
+                       
+                       g_hash_table_foreach (send_queue_cache, (GHFunc) fill_list_of_caches, &send_queues);
+                       
+                       for (node = send_queues; node != NULL && !found; node = g_slist_next (node)) {
+                               send_queue = MODEST_TNY_SEND_QUEUE (node->data);
+                               
+                               /* Check if msg uid is being processed inside send queue */
+                               found = modest_tny_send_queue_msg_is_being_sent (send_queue, msg_uid);          
+                       }
+                       state->sent_in_progress = found;
+               }
+
+               tny_iterator_next (iter);
+               g_object_unref (header);
        }
 
-       return dimmed;
+       /* check if all the headers are selected or not */
+       model = gtk_tree_view_get_model(GTK_TREE_VIEW(header_view));
+       if (model != NULL){
+               gint count;
+               count = gtk_tree_model_iter_n_children(model, NULL);
+               if(state->n_selected == count != 0)
+                       state->all_selected = TRUE;
+       }
+
+       /* Free */
+       g_free(msg_uid);
+       g_object_unref(selected_headers);
+       g_object_unref(iter);
+       g_slist_free (send_queues);
+       
+       return state;
+}
+
+static DimmedState *
+_define_msg_view_window_dimming_state (ModestMsgViewWindow *window)
+{
+       DimmedState *state = NULL;
+       TnyHeader *header = NULL;
+       ModestCacheMgr *cache_mgr = NULL;
+       GHashTable *send_queue_cache = NULL;
+       ModestTnySendQueue *send_queue = NULL;
+       GSList *send_queues = NULL, *node = NULL;
+       gboolean found = FALSE;
+       gchar *msg_uid = NULL;
+       TnyHeaderFlags flags;
+       gboolean all_deleted = TRUE;
+       gboolean all_seen = TRUE;
+       gboolean all_cached = TRUE;
+       gboolean all_has_attach = TRUE;
+                       
+       g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW(window), NULL);
+
+       /* Init state */
+       state = g_slice_new0 (DimmedState);
+       state->n_selected = 0;
+       state->already_opened_msg = FALSE;
+       state->any_marked_as_deleted = FALSE;
+       state->all_marked_as_deleted = FALSE;
+       state->any_marked_as_seen = FALSE;
+       state->all_marked_as_seen = FALSE;
+       state->any_marked_as_cached = FALSE;
+       state->all_marked_as_cached = FALSE;
+       state->any_has_attachments = FALSE;
+       state->all_has_attachments = FALSE;
+       state->sent_in_progress = FALSE;
+
+       header = modest_msg_view_window_get_header (MODEST_MSG_VIEW_WINDOW(window));
+       g_return_val_if_fail (TNY_IS_HEADER(header), state);
+       flags = tny_header_get_flags (header);
+
+       /* Selected */
+       state->n_selected++;
+
+       /* Mark as deleted */           
+       all_deleted = all_deleted && (flags & TNY_HEADER_FLAG_DELETED);
+       state->all_marked_as_deleted = all_deleted;
+       if (!state->any_marked_as_deleted)
+               state->any_marked_as_deleted = flags & TNY_HEADER_FLAG_DELETED;
+       
+       /* Mark as seen */
+       all_seen = all_seen && (flags & TNY_HEADER_FLAG_SEEN);
+       state->all_marked_as_seen = all_seen;
+       if (!state->any_marked_as_seen)
+               state->any_marked_as_seen = flags & TNY_HEADER_FLAG_SEEN;
+       
+       /* Mark as cached */
+       all_cached = all_cached && (flags & TNY_HEADER_FLAG_CACHED);
+       state->all_marked_as_cached = all_cached;
+       if (!state->any_marked_as_cached)
+               state->any_marked_as_cached = flags & TNY_HEADER_FLAG_CACHED;
+       
+       /* Mark has_attachments */
+       all_has_attach = all_has_attach && (flags & TNY_HEADER_FLAG_ATTACHMENTS);
+       state->all_has_attachments = all_has_attach;
+       if (!state->any_has_attachments)
+               state->any_has_attachments = flags & TNY_HEADER_FLAG_ATTACHMENTS;
+       
+       /* sent in progress */
+       msg_uid = modest_tny_send_queue_get_msg_id (header);
+       if (!state->sent_in_progress) {
+               cache_mgr = modest_runtime_get_cache_mgr ();
+               send_queue_cache = modest_cache_mgr_get_cache (cache_mgr,
+                                                              MODEST_CACHE_MGR_CACHE_TYPE_SEND_QUEUE);
+               
+               g_hash_table_foreach (send_queue_cache, (GHFunc) fill_list_of_caches, &send_queues);
+               
+               for (node = send_queues; node != NULL && !found; node = g_slist_next (node)) {
+                       send_queue = MODEST_TNY_SEND_QUEUE (node->data);
+                       
+                       /* Check if msg uid is being processed inside send queue */
+                       found = modest_tny_send_queue_msg_is_being_sent (send_queue, msg_uid);          
+               }
+               state->sent_in_progress = found;
+       }
+       
+       /* Free */
+       g_free(msg_uid);
+       g_object_unref (header);
+       g_slist_free (send_queues);
+
+       return state;
+}
+
+   
+DimmedState *
+modest_ui_dimming_rules_define_dimming_state (ModestWindow *window)
+{
+       DimmedState *state = NULL;
+
+       g_return_val_if_fail (MODEST_IS_WINDOW(window), NULL);
+       
+       if (MODEST_IS_MAIN_WINDOW (window)) 
+               state = _define_main_window_dimming_state (MODEST_MAIN_WINDOW(window));
+       else if (MODEST_IS_MSG_VIEW_WINDOW (window)) {
+               state = _define_msg_view_window_dimming_state (MODEST_MSG_VIEW_WINDOW(window));         
+       }
+       
+       return state;
 }
 
+
 gboolean 
-modest_ui_dimming_rules_on_csm_new_folder (ModestWindow *win, gpointer user_data)
+modest_ui_dimming_rules_on_new_msg (ModestWindow *win, gpointer user_data)
 {
        ModestDimmingRule *rule = NULL;
        gboolean dimmed = FALSE;
 
-       g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), FALSE);
+       g_return_val_if_fail (MODEST_IS_WINDOW(win), FALSE);
        g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
        rule = MODEST_DIMMING_RULE (user_data);
-
-       /* Check common new folder menu item dimming rules */   
-       dimmed = modest_ui_dimming_rules_on_new_folder (win, user_data);
-       
-       /* Check CSM specific dimming rules */
-       if (!dimmed) {
-               dimmed = _selected_folder_is_snd_level (MODEST_MAIN_WINDOW(win));
-               if (dimmed)
-                       modest_dimming_rule_set_notification (rule, _("mail_in_ui_folder_create_error"));
+               
+       /* Check dimmed rule */ 
+       if (MODEST_IS_MSG_VIEW_WINDOW(win)) {
+               if (!dimmed) {
+                       dimmed = _msg_download_in_progress (win);
+                       if (dimmed)
+                               modest_dimming_rule_set_notification (rule, "");
+               }
+       } else if (MODEST_IS_MAIN_WINDOW(win)) {
+               if (!dimmed) {
+                       dimmed = !modest_account_mgr_has_accounts(modest_runtime_get_account_mgr(), 
+                                                                 TRUE);        
+                       if (dimmed)
+                               modest_dimming_rule_set_notification (rule, _("mcen_nc_no_email_acnts_defined"));
+               }
        }
-       
+
        return dimmed;
 }
 
@@ -139,11 +370,13 @@ modest_ui_dimming_rules_on_new_folder (ModestWindow *win, gpointer user_data)
                        dimmed = FALSE;
                } else {
                        const gchar *proto_str = tny_account_get_proto (TNY_ACCOUNT (parent_folder));
-                       /* If it's POP then dim */
-                       dimmed = (modest_protocol_info_get_transport_store_protocol (proto_str) == 
-                                 MODEST_PROTOCOL_STORE_POP) ? TRUE : FALSE;
-                       if (dimmed)
-                               modest_dimming_rule_set_notification (rule, _("mail_in_ui_folder_create_error"));
+                       if (proto_str != NULL) {
+                               /* If it's POP then dim */                      
+                               dimmed = (modest_protocol_info_get_transport_store_protocol (proto_str) == 
+                                         MODEST_PROTOCOL_STORE_POP) ? TRUE : FALSE;
+                               if (dimmed)
+                                       modest_dimming_rule_set_notification (rule, _("mail_in_ui_folder_create_error"));
+                       }
                }
        } else {
                /* TODO: the specs say that only one level of subfolder is allowed, is this true ? */
@@ -156,7 +389,7 @@ modest_ui_dimming_rules_on_new_folder (ModestWindow *win, gpointer user_data)
 
                /* Apply folder rules */        
                if (!dimmed) {
-                       dimmed = _selected_folder_not_writeable (MODEST_MAIN_WINDOW(win));
+                       dimmed = _selected_folder_not_writeable (MODEST_MAIN_WINDOW(win), FALSE);
                        if (dimmed)
                                modest_dimming_rule_set_notification (rule, _("mail_in_ui_folder_create_error"));
                }
@@ -166,6 +399,13 @@ modest_ui_dimming_rules_on_new_folder (ModestWindow *win, gpointer user_data)
                                modest_dimming_rule_set_notification (rule, _("mail_in_ui_folder_create_error"));
                }
        }
+
+       /* if not the folder is selected then dim */
+       folder_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
+                                                          MODEST_WIDGET_TYPE_FOLDER_VIEW);
+       if (folder_view && !gtk_widget_is_focus (folder_view)) 
+               dimmed = TRUE;
+
        g_object_unref (parent_folder);
 
        return dimmed;
@@ -233,7 +473,7 @@ modest_ui_dimming_rules_on_delete_folder (ModestWindow *win, gpointer user_data)
                
        /* Check dimmed rule */ 
        if (!dimmed) {
-               dimmed = _selected_folder_not_writeable (MODEST_MAIN_WINDOW(win));
+               dimmed = _selected_folder_not_deletable (MODEST_MAIN_WINDOW(win));
                if (dimmed)
                        modest_dimming_rule_set_notification (rule, _("mail_in_ui_folder_delete_error"));
        }
@@ -252,6 +492,11 @@ modest_ui_dimming_rules_on_delete_folder (ModestWindow *win, gpointer user_data)
                if (dimmed)
                        modest_dimming_rule_set_notification (rule, _("mail_in_ui_folder_delete_error"));
        }
+       if (!dimmed) {
+               dimmed = _transfer_mode_enabled (win);
+               if (dimmed)
+                       modest_dimming_rule_set_notification (rule, _CS("ckct_ib_unable_to_delete"));
+       }
 
        return dimmed;
 }
@@ -299,7 +544,7 @@ modest_ui_dimming_rules_on_rename_folder (ModestWindow *win, gpointer user_data)
        
        /* Check dimmed rule */ 
        if (!dimmed) {
-               dimmed = _selected_folder_not_writeable (MODEST_MAIN_WINDOW(win));
+               dimmed = _selected_folder_not_renameable (MODEST_MAIN_WINDOW(win));
                if (dimmed)
                        modest_dimming_rule_set_notification (rule, "");
        }
@@ -322,17 +567,19 @@ modest_ui_dimming_rules_on_open_msg (ModestWindow *win, gpointer user_data)
 {
        ModestDimmingRule *rule = NULL;
        gboolean dimmed = FALSE;
+       const DimmedState *state = NULL;
 
        g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), FALSE);
        g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
        rule = MODEST_DIMMING_RULE (user_data);
-               
+       state = modest_window_get_dimming_state (win);          
+
        /* Check dimmed rule */ 
        if (!dimmed) {
                dimmed = _invalid_msg_selected (MODEST_MAIN_WINDOW(win), TRUE, user_data);
        }
        if (!dimmed) {
-               dimmed = _selected_message_is_marked_as_deleted (MODEST_MAIN_WINDOW (win));
+               dimmed = state->any_marked_as_deleted;
                if (dimmed)
                        modest_dimming_rule_set_notification (rule, _("mcen_ib_message_already_deleted"));
        }
@@ -386,8 +633,7 @@ modest_ui_dimming_rules_on_reply_msg (ModestWindow *win, gpointer user_data)
                                modest_dimming_rule_set_notification (rule, _("mail_ib_notavailable_downloading"));
                }
                if (!dimmed) {
-                       if (MODEST_IS_MSG_VIEW_WINDOW (win))
-                               dimmed = _msg_download_in_progress (MODEST_MSG_VIEW_WINDOW (win));
+                       dimmed = _msg_download_in_progress (win);
                        if (dimmed)
                                modest_dimming_rule_set_notification (rule, _("mcen_ib_unable_to_reply"));
                }
@@ -439,10 +685,12 @@ modest_ui_dimming_rules_on_delete_msg (ModestWindow *win, gpointer user_data)
 {
        ModestDimmingRule *rule = NULL;
        guint n_messages = 0;
+       const DimmedState *state = NULL;
        gboolean dimmed = FALSE;
 
        g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
        rule = MODEST_DIMMING_RULE (user_data);
+       state = modest_window_get_dimming_state (win);          
        
        /* Check dimmed rule */         
        if (MODEST_IS_MAIN_WINDOW (win)) {
@@ -455,24 +703,25 @@ modest_ui_dimming_rules_on_delete_msg (ModestWindow *win, gpointer user_data)
                        dimmed = _invalid_msg_selected (MODEST_MAIN_WINDOW(win), FALSE, user_data);
                }
                if (!dimmed) {
-                       dimmed = _already_opened_msg (win, &n_messages);
+                       dimmed = state->already_opened_msg;
+                       n_messages = state->n_selected;
                        if (dimmed) {
                                gchar *num = g_strdup_printf ("%d", n_messages);
                                gchar *message = g_strdup_printf(_("mcen_nc_unable_to_delete_n_messages"), num);
-/*                             modest_dimming_rule_set_notification (rule, _("mcen_nc_unable_to_delete_n_messages")); */
                                modest_dimming_rule_set_notification (rule, message);
                                g_free(message);
                                g_free(num);
                        }
+                       
                }
                if (!dimmed) {
-                       dimmed = _selected_message_is_marked_as_deleted (MODEST_MAIN_WINDOW (win));
+                       dimmed = state->any_marked_as_deleted;
                        if (dimmed) {
                                modest_dimming_rule_set_notification (rule, _("mcen_ib_message_already_deleted"));
                        }
                }
                if (!dimmed) {
-                       dimmed = _selected_msg_sent_in_progress (win);
+                       dimmed = state->sent_in_progress;
                        if (dimmed)
                                modest_dimming_rule_set_notification (rule, _CS("ckct_ib_unable_to_delete"));
                }
@@ -484,23 +733,23 @@ modest_ui_dimming_rules_on_delete_msg (ModestWindow *win, gpointer user_data)
                                modest_dimming_rule_set_notification (rule, _("mail_ib_notavailable_downloading"));
                }
                if (!dimmed) {
-                       dimmed = _message_is_marked_as_deleted (MODEST_MSG_VIEW_WINDOW (win));
+                       dimmed = state->any_marked_as_deleted;
                        if (dimmed)
                                modest_dimming_rule_set_notification (rule, _("mcen_ib_message_already_deleted"));
                }
                
-               /* Commented out, because deletion should be possible even when 
-                * the message window has no header view model, which will be the 
-                * case when it is not the selected message in the header view.
+               /* The delete button should be dimmed when viewing an attachment,
+                * but should be enabled when viewing a message from the list, 
+                * or when viewing a search result.
                 */
-               /*
                if (!dimmed) {
-                       dimmed = !modest_msg_view_window_has_headers_model (MODEST_MSG_VIEW_WINDOW(win));
-                       if (dimmed) {
-                               modest_dimming_rule_set_notification (rule, _CS("ckct_ib_unable_to_delete"));
+                       if (!modest_msg_view_window_is_search_result (MODEST_MSG_VIEW_WINDOW(win))) {
+                               dimmed = !modest_msg_view_window_has_headers_model (MODEST_MSG_VIEW_WINDOW(win));
+                               if (dimmed) {
+                                       modest_dimming_rule_set_notification (rule, _CS("ckct_ib_unable_to_delete"));
+                               }
                        }
                }
-               */
        }
 
        return dimmed;
@@ -548,6 +797,12 @@ modest_ui_dimming_rules_on_details (ModestWindow *win, gpointer user_data)
 
                                        g_object_unref (folder_store);
                                }
+                               if (!dimmed) {
+                                       dimmed = _msg_download_in_progress (win);
+                                       if (dimmed)
+                                               modest_dimming_rule_set_notification (rule, "");
+                               }
+
                        }
 
                }
@@ -558,7 +813,7 @@ modest_ui_dimming_rules_on_details (ModestWindow *win, gpointer user_data)
                /* Check dimmed rule */ 
                if (!dimmed) {
                        if (MODEST_IS_MSG_VIEW_WINDOW (win))
-                               dimmed = _msg_download_in_progress (MODEST_MSG_VIEW_WINDOW (win));
+                               dimmed = _msg_download_in_progress (win);
                        if (dimmed)
                                modest_dimming_rule_set_notification (rule, "");
                }
@@ -573,11 +828,13 @@ modest_ui_dimming_rules_on_mark_as_read_msg (ModestWindow *win, gpointer user_da
 {
        ModestDimmingRule *rule = NULL;
        TnyHeaderFlags flags;
+       const DimmedState *state = NULL;
        gboolean dimmed = FALSE;
 
        g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), FALSE);
        g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
        rule = MODEST_DIMMING_RULE (user_data);
+       state = modest_window_get_dimming_state (win);          
        
        flags = TNY_HEADER_FLAG_SEEN; 
 
@@ -586,7 +843,7 @@ modest_ui_dimming_rules_on_mark_as_read_msg (ModestWindow *win, gpointer user_da
                dimmed = _invalid_msg_selected (MODEST_MAIN_WINDOW(win), FALSE, user_data);
        }
        if (!dimmed) {
-               dimmed = _selected_msg_marked_as (MODEST_MAIN_WINDOW(win), flags, FALSE, TRUE);
+               dimmed = state->all_marked_as_seen;
                if (dimmed)
                        modest_dimming_rule_set_notification (rule, "");
        }       
@@ -599,11 +856,13 @@ modest_ui_dimming_rules_on_mark_as_unread_msg (ModestWindow *win, gpointer user_
 {
        ModestDimmingRule *rule = NULL;
        TnyHeaderFlags flags;
+       const DimmedState *state = NULL;
        gboolean dimmed = FALSE;
 
        g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), FALSE);
        g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
        rule = MODEST_DIMMING_RULE (user_data);
+       state = modest_window_get_dimming_state (win);          
        
        flags = TNY_HEADER_FLAG_SEEN; 
 
@@ -611,7 +870,7 @@ modest_ui_dimming_rules_on_mark_as_unread_msg (ModestWindow *win, gpointer user_
        if (!dimmed)
                dimmed = _invalid_msg_selected (MODEST_MAIN_WINDOW(win), FALSE, user_data);
        if (!dimmed) {
-               dimmed = _selected_msg_marked_as (MODEST_MAIN_WINDOW(win), flags, TRUE, TRUE);
+               dimmed = !state->any_marked_as_seen;
                if (dimmed)
                        modest_dimming_rule_set_notification (rule, "");
        }
@@ -641,26 +900,48 @@ gboolean
 modest_ui_dimming_rules_on_main_window_move_to (ModestWindow *win, gpointer user_data)
 {
        GtkWidget *folder_view = NULL;
-       GtkWidget *header_view = NULL;
        ModestDimmingRule *rule = NULL;
        guint n_messages = 0;
+       const DimmedState *state = NULL;
        gboolean dimmed = FALSE;
        
        g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), TRUE);
        g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
        rule = MODEST_DIMMING_RULE (user_data);
+       state = modest_window_get_dimming_state (win);          
        
        /* Get the folder view */
        folder_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
                                                           MODEST_WIDGET_TYPE_FOLDER_VIEW);
 
-       /* Get header view */
-       header_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
-                                                          MODEST_WIDGET_TYPE_HEADER_VIEW);
        
-       /* Check diming rules for folders and messages transfer  */
+       /* Check diming rules for folders transfer  */
+       if (gtk_widget_is_focus (folder_view)) {
+               TnyFolderType types[5];
+               
+               types[0] = TNY_FOLDER_TYPE_DRAFTS; 
+               types[1] = TNY_FOLDER_TYPE_OUTBOX;
+               types[2] = TNY_FOLDER_TYPE_SENT;
+               types[3] = TNY_FOLDER_TYPE_ROOT; 
+               types[4] = TNY_FOLDER_TYPE_INBOX; 
+               
+               /* Apply folder rules */        
+               if (!dimmed) {
+                       dimmed = _selected_folder_not_moveable (MODEST_MAIN_WINDOW(win));
+                       if (dimmed)
+                               modest_dimming_rule_set_notification (rule, _("emev_bd_unabletomove_items"));
+               }
+               if (!dimmed) {
+                       dimmed = _selected_folder_is_any_of_type (win, types, 5);
+                       if (dimmed)
+                               modest_dimming_rule_set_notification (rule, _("emev_bd_unabletomove_itemsr"));
+               }
+       }
+       
+       /* Check diming rules for messages transfer  */
        if (!dimmed) {
-               dimmed = _already_opened_msg (win, &n_messages);
+               dimmed = state->already_opened_msg;
+               n_messages = state->n_selected;
                if (dimmed) {
                        gchar *message = g_strdup_printf(_("emev_bd_unabletomove_items"), n_messages);
                        modest_dimming_rule_set_notification (rule, message);
@@ -672,6 +953,11 @@ modest_ui_dimming_rules_on_main_window_move_to (ModestWindow *win, gpointer user
                        dimmed = _invalid_msg_selected (MODEST_MAIN_WINDOW(win), FALSE, user_data);
                
        }
+       if (!dimmed) {
+               dimmed = _selected_msg_sent_in_progress (win);
+               if (dimmed)
+                       modest_dimming_rule_set_notification (rule, _("sfil_ib_unable_to_move_selected_items"));
+       }
        
        return dimmed;
 }
@@ -692,9 +978,18 @@ modest_ui_dimming_rules_on_view_window_move_to (ModestWindow *win, gpointer user
                if (dimmed)
                        modest_dimming_rule_set_notification (rule, _("mail_ib_notavailable_downloading"));
        }
+       
        if (!dimmed) {
-               if (MODEST_IS_MSG_VIEW_WINDOW (win))
-                       dimmed = !modest_msg_view_window_has_headers_model (MODEST_MSG_VIEW_WINDOW (win));
+               if (MODEST_IS_MSG_VIEW_WINDOW (win)) {
+                       /* The move_to button should be dimmed when viewing an attachment,
+                        * but should be enabled when viewing a message from the list, 
+                        * or when viewing a search result.
+                        */
+                       if (!modest_msg_view_window_is_search_result (MODEST_MSG_VIEW_WINDOW(win))) {
+                               dimmed = !modest_msg_view_window_has_headers_model (MODEST_MSG_VIEW_WINDOW (win));
+                       }
+               }
+               
                if (dimmed) 
                        modest_dimming_rule_set_notification (rule, _("mcen_ib_unable_to_move_mail_attachment"));
        }
@@ -723,7 +1018,7 @@ modest_ui_dimming_rules_on_find_msg (ModestWindow *win, gpointer user_data)
 }
 
 gboolean 
-modest_ui_dimming_rules_on_paste_msgs (ModestWindow *win, gpointer user_data)
+modest_ui_dimming_rules_on_paste (ModestWindow *win, gpointer user_data)
 {
        ModestDimmingRule *rule = NULL;
        TnyFolderType types[3];
@@ -741,25 +1036,42 @@ modest_ui_dimming_rules_on_paste_msgs (ModestWindow *win, gpointer user_data)
        if (!dimmed) {
                dimmed = _clipboard_is_empty (win);
                if (dimmed)
-                       modest_dimming_rule_set_notification (rule, dgettext("hildon-common-strings", "ecoc_ib_edwin_nothing_to_paste"));
+                       modest_dimming_rule_set_notification (rule, 
+                                                             dgettext("hildon-common-strings", 
+                                                                      "ecoc_ib_edwin_nothing_to_paste"));
        }
        if (!dimmed) {
                dimmed = _selected_folder_is_any_of_type (win, types, 3);
                if (dimmed)
-                       modest_dimming_rule_set_notification (rule, dgettext("hildon-common-strings", "ckct_ib_unable_to_paste_here"));
+                       modest_dimming_rule_set_notification (rule, 
+                                                             dgettext("hildon-common-strings", 
+                                                                      "ckct_ib_unable_to_paste_here"));
+       }
+       if (!dimmed) {
+               dimmed = !_folder_view_has_focus (win);
+               if (dimmed)
+                       modest_dimming_rule_set_notification (rule,
+                                       dgettext("hildon-common-strings",
+                                       "ckct_ib_unable_to_paste_here"));
        }
        if (!dimmed) {
-               dimmed = _selected_folder_not_writeable (MODEST_MAIN_WINDOW(win));
-               if (dimmed) {
-                       modest_dimming_rule_set_notification (rule, dgettext("hildon-common-strings", "ckct_ib_unable_to_paste_here"));
-               }
+               dimmed = _selected_folder_not_writeable (MODEST_MAIN_WINDOW(win), TRUE);
+               if (dimmed) 
+                       modest_dimming_rule_set_notification (rule, 
+                                                             dgettext("hildon-common-strings", 
+                                                                      "ckct_ib_unable_to_paste_here"));
        }
        if (!dimmed) {
                dimmed = _selected_folder_is_same_as_source (win);
                if (dimmed)
                        modest_dimming_rule_set_notification (rule, _("mcen_ib_unable_to_copy_samefolder"));
        }
-
+       if (!dimmed) {
+               dimmed = _selected_folder_has_subfolder_with_same_name (win);
+               if (dimmed)
+                       modest_dimming_rule_set_notification (rule, _("mcen_ib_unable_to_copy_samefolder"));
+       }
+       
        return dimmed;
 }
 
@@ -775,11 +1087,14 @@ modest_ui_dimming_rules_on_select_all (ModestWindow *win, gpointer user_data)
        rule = MODEST_DIMMING_RULE (user_data);
 
        /* Check dimmed rule */ 
-       if (!dimmed) {
-               dimmed = _selected_folder_is_empty (MODEST_MAIN_WINDOW(win));                   
-               if (dimmed)
-                       modest_dimming_rule_set_notification (rule, "");
-       }
+       if (!dimmed)
+               dimmed = _selected_folder_is_empty (MODEST_MAIN_WINDOW(win));
+
+       if (!dimmed)
+               dimmed = _header_view_is_all_selected (MODEST_MAIN_WINDOW(win));
+
+       if (dimmed)
+               modest_dimming_rule_set_notification (rule, "");
                
        return dimmed;
 }
@@ -836,11 +1151,13 @@ gboolean
 modest_ui_dimming_rules_on_remove_attachments (ModestWindow *win, gpointer user_data)
 {
        ModestDimmingRule *rule = NULL;
+       const DimmedState *state = NULL;
        gboolean dimmed = FALSE;
 
        g_return_val_if_fail (MODEST_IS_WINDOW(win), FALSE);
        g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
        rule = MODEST_DIMMING_RULE (user_data);
+       state = modest_window_get_dimming_state (win);          
 
        /* Check in main window if there's only one message selected */
        if (!dimmed && MODEST_IS_MAIN_WINDOW (win)) {
@@ -861,7 +1178,7 @@ modest_ui_dimming_rules_on_remove_attachments (ModestWindow *win, gpointer user_
 
        /* Check if the selected message in main window has attachments */
        if (!dimmed && MODEST_IS_MAIN_WINDOW (win)) {
-               dimmed = _selected_msg_marked_as (MODEST_MAIN_WINDOW(win), TNY_HEADER_FLAG_ATTACHMENTS, TRUE, FALSE);
+               dimmed = state->any_has_attachments;
                if (dimmed)
                        modest_dimming_rule_set_notification (rule, _("mail_ib_unable_to_purge_attachments"));
        }
@@ -905,10 +1222,12 @@ gboolean
 modest_ui_dimming_rules_on_cut (ModestWindow *win, gpointer user_data)
 {
        ModestDimmingRule *rule = NULL;
+       const DimmedState *state = NULL;
        gboolean dimmed = FALSE;
        
        g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
        rule = MODEST_DIMMING_RULE (user_data);
+       state = modest_window_get_dimming_state (win);
 
        /* Check common dimming rules */
        if (!dimmed) {
@@ -917,18 +1236,52 @@ modest_ui_dimming_rules_on_cut (ModestWindow *win, gpointer user_data)
 
        /* Check window specific dimming rules */
        if (MODEST_IS_MAIN_WINDOW (win)) {
-               if (!dimmed) { 
-                       dimmed = _selected_folder_is_empty (MODEST_MAIN_WINDOW(win));                   
-                       if (dimmed)
-                               modest_dimming_rule_set_notification (rule, "");
+               /* Get focused widget */
+               GtkWidget *focused = gtk_window_get_focus (GTK_WINDOW (win));
+               
+               if (MODEST_IS_HEADER_VIEW (focused)) {
+                       if (!dimmed) { 
+                               dimmed = _selected_folder_is_empty (MODEST_MAIN_WINDOW(win));                   
+                               if (dimmed)
+                                       modest_dimming_rule_set_notification (rule, "");
+                       }
+                       if (!dimmed) {
+                               dimmed = _selected_msg_sent_in_progress (win);
+                               if (dimmed)
+                                       modest_dimming_rule_set_notification (rule, _("mcen_ib_unable_to_cut_mess"));
+                       }
+                       if (!dimmed) {
+                               dimmed = state->already_opened_msg;
+                               if(dimmed)
+                                       modest_dimming_rule_set_notification (rule, _("mcen_ib_unable_to_cut_mess"));
+                       }
                }
-               if (!dimmed) {
-                       dimmed = _selected_msg_sent_in_progress (win);
-                       if (dimmed)
-                               modest_dimming_rule_set_notification (rule, _("mcen_ib_unable_to_cut_mess"));
+               else if (MODEST_IS_FOLDER_VIEW (focused)) {
+                       TnyFolderType types[3];
+                       
+                       types[0] = TNY_FOLDER_TYPE_DRAFTS; 
+                       types[1] = TNY_FOLDER_TYPE_OUTBOX;
+                       types[2] = TNY_FOLDER_TYPE_SENT;
+                       
+                       /* Apply folder rules */        
+                       if (!dimmed) {
+                               dimmed = _selected_folder_not_deletable (MODEST_MAIN_WINDOW(win));
+                               if (dimmed)
+                                       modest_dimming_rule_set_notification (rule, _("emev_bd_unabletomove_items"));
+                       }
+                       if (!dimmed) {
+                               dimmed = _selected_folder_is_root_or_inbox (MODEST_MAIN_WINDOW(win));
+                               if (dimmed)
+                                       modest_dimming_rule_set_notification (rule, _("emev_bd_unabletomove_itemsr"));
+                       }
+                       if (!dimmed) {
+                               dimmed = _selected_folder_is_any_of_type (win, types, 3);
+                               if (dimmed)
+                                       modest_dimming_rule_set_notification (rule, _("emev_bd_unabletomove_itemsr"));
+                       }
                }
        }
-       
+
        return dimmed;
 }
 
@@ -936,10 +1289,12 @@ gboolean
 modest_ui_dimming_rules_on_copy (ModestWindow *win, gpointer user_data)
 {
        ModestDimmingRule *rule = NULL;
+       const DimmedState *state = NULL;
        gboolean dimmed = FALSE;
        
        g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
        rule = MODEST_DIMMING_RULE (user_data);
+       state = modest_window_get_dimming_state (win);
 
        /* Check common dimming rules */
        if (!dimmed) {
@@ -948,15 +1303,43 @@ modest_ui_dimming_rules_on_copy (ModestWindow *win, gpointer user_data)
        
        /* Check window specific dimming rules */
        if (MODEST_IS_MAIN_WINDOW (win)) {
-               if (!dimmed) {
-                       dimmed = _selected_folder_is_empty (MODEST_MAIN_WINDOW(win));                   
-                       if (dimmed)
-                               modest_dimming_rule_set_notification (rule, "");
-               }               
-               if (!dimmed) {
-                       dimmed = _selected_msg_sent_in_progress (win);
-                       if (dimmed)
-                               modest_dimming_rule_set_notification (rule, _("mcen_ib_unable_to_cut_mess"));
+               /* Get focused widget */
+               GtkWidget *focused = gtk_window_get_focus (GTK_WINDOW (win));
+               
+               if (MODEST_IS_HEADER_VIEW (focused)) {
+                       if (!dimmed) {
+                               dimmed = _selected_folder_is_empty (MODEST_MAIN_WINDOW(win));                   
+                               if (dimmed)
+                                       modest_dimming_rule_set_notification (rule, "");
+                       }               
+                       if (!dimmed) {
+                               dimmed = _selected_msg_sent_in_progress (win);
+                               if (dimmed)
+                                       modest_dimming_rule_set_notification (rule, _(""));
+                       }
+                       if (!dimmed) {
+                               dimmed = state->already_opened_msg;
+                               if(dimmed)
+                                       modest_dimming_rule_set_notification (rule, _(""));
+                       }
+               }
+               else if (MODEST_IS_FOLDER_VIEW (focused)) {
+                       TnyFolderType types[3];
+                       
+                       types[0] = TNY_FOLDER_TYPE_DRAFTS; 
+                       types[1] = TNY_FOLDER_TYPE_OUTBOX;
+                       types[2] = TNY_FOLDER_TYPE_SENT;
+
+                       if (!dimmed) {
+                               dimmed = _selected_folder_is_root (MODEST_MAIN_WINDOW(win));
+                               if (dimmed)
+                                       modest_dimming_rule_set_notification (rule, _(""));
+                       }
+                       if (!dimmed) {
+                               dimmed = _selected_folder_is_any_of_type (win, types, 3);
+                               if (dimmed)
+                                       modest_dimming_rule_set_notification (rule, _(""));
+                       }
                }
        }
                
@@ -974,17 +1357,18 @@ modest_ui_dimming_rules_on_view_previous (ModestWindow *win, gpointer user_data)
 
        g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW(win), FALSE);
 
-       /* Check dimmed rule */ 
+       /* Check dimmed rule */
        if (!dimmed) {
-               dimmed = _transfer_mode_enabled (win);                  
+               dimmed = _transfer_mode_enabled (win);
                if (dimmed)
-                       modest_dimming_rule_set_notification (rule, _("mail_ib_notavailable_downloading"));
+                       modest_dimming_rule_set_notification (
+                                       rule, _("mail_ib_notavailable_downloading"));
        }
        if (!dimmed) {
-               if (MODEST_IS_MSG_VIEW_WINDOW (win))
-                       dimmed = modest_msg_view_window_first_message_selected (MODEST_MSG_VIEW_WINDOW(win));
+               dimmed = modest_msg_view_window_first_message_selected (
+                               MODEST_MSG_VIEW_WINDOW(win));
                modest_dimming_rule_set_notification (rule, NULL);
-       }               
+       }
 
        return dimmed;
 }
@@ -1006,8 +1390,7 @@ modest_ui_dimming_rules_on_view_next (ModestWindow *win, gpointer user_data)
                        modest_dimming_rule_set_notification (rule, _("mail_ib_notavailable_downloading"));
        }
        if (!dimmed) {
-               if (MODEST_IS_MSG_VIEW_WINDOW (win))
-                       dimmed = modest_msg_view_window_last_message_selected (MODEST_MSG_VIEW_WINDOW (win));
+               dimmed = modest_msg_view_window_last_message_selected (MODEST_MSG_VIEW_WINDOW (win));
                modest_dimming_rule_set_notification (rule, NULL);
        }               
 
@@ -1030,28 +1413,54 @@ modest_ui_dimming_rules_on_cancel_sending (ModestWindow *win, gpointer user_data
 {
        ModestDimmingRule *rule = NULL;
        TnyFolderType types[1];
-       guint n_messages = 0;
+       const DimmedState *state = NULL;
        gboolean dimmed = FALSE;
 
        g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), FALSE);
        g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
        rule = MODEST_DIMMING_RULE (user_data);
+       state = modest_window_get_dimming_state (win);
 
        types[0] = TNY_FOLDER_TYPE_OUTBOX; 
 
        /* Check dimmed rules */        
        if (!dimmed) {
-               dimmed = _already_opened_msg (win, &n_messages);
+               dimmed = !_selected_folder_is_any_of_type (win, types, 1);
                if (dimmed) 
-                       modest_dimming_rule_set_notification (rule, _("mcen_ib_message_unableto_cancel_send"));
+                       modest_dimming_rule_set_notification (rule, "");
+       }
+       if (!dimmed) {
+               dimmed = !_sending_in_progress (win);
+               if (dimmed)
+                       modest_dimming_rule_set_notification (rule, "");
        }
+
+       return dimmed;
+}
+
+gboolean 
+modest_ui_dimming_rules_on_csm_cancel_sending (ModestWindow *win, gpointer user_data)
+{
+       ModestDimmingRule *rule = NULL;
+       TnyFolderType types[1];
+       const DimmedState *state = NULL;
+       gboolean dimmed = FALSE;
+
+       g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), FALSE);
+       g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
+       rule = MODEST_DIMMING_RULE (user_data);
+       state = modest_window_get_dimming_state (win);
+
+       types[0] = TNY_FOLDER_TYPE_OUTBOX; 
+
+       /* Check dimmed rules */        
        if (!dimmed) {
                dimmed = !_selected_folder_is_any_of_type (win, types, 1);
                if (dimmed) 
                        modest_dimming_rule_set_notification (rule, "");
-       }
+       }
        if (!dimmed) {
-               dimmed = !_sending_in_progress (win);
+               dimmed = !_send_receive_in_progress (win);
                if (dimmed)
                        modest_dimming_rule_set_notification (rule, "");
        }
@@ -1102,46 +1511,17 @@ modest_ui_dimming_rules_on_add_to_contacts (ModestWindow *win, gpointer user_dat
 
 /* *********************** static utility functions ******************** */
 
-/* Returns whether the selected message is marked as deleted. */
-static gboolean 
-_message_is_marked_as_deleted (ModestMsgViewWindow *win)
-{
-       g_return_val_if_fail (win, FALSE);
-       g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW(win), FALSE);
-       
-       TnyHeader* header = modest_msg_view_window_get_header (win);
-       if (!header)
-               return FALSE;
-               
-       return (tny_header_get_flags (header) & TNY_HEADER_FLAG_DELETED);
-}
-
-
-
-/* Returns whether the selected message is marked as deleted.
- * @param win The main window, or NULL if you want this function 
- * to discover the main window itself, which is marginally less 
- * efficient. */
-static gboolean 
-_selected_message_is_marked_as_deleted (ModestMainWindow *win)
-{
-       gboolean result = FALSE;
-       TnyHeaderFlags flags;
-
-       flags = TNY_HEADER_FLAG_DELETED; 
-
-       /* Check dimmed rule */ 
-       result = _selected_msg_marked_as (win, flags, FALSE, FALSE);
-       
-       return result;
-}
 
 static gboolean
-_selected_folder_not_writeable (ModestMainWindow *win)
+_selected_folder_not_writeable (ModestMainWindow *win,
+                               gboolean for_paste)
 {
        GtkWidget *folder_view = NULL;
        TnyFolderStore *parent_folder = NULL;
+       ModestEmailClipboard *clipboard = NULL;
        ModestTnyFolderRules rules;
+       gboolean is_local_acc = FALSE;
+       gboolean xfer_folders = FALSE;
        gboolean result = FALSE;
 
        g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), FALSE);
@@ -1156,9 +1536,20 @@ _selected_folder_not_writeable (ModestMainWindow *win)
        /* Get selected folder as parent of new folder to create */
        parent_folder = modest_folder_view_get_selected (MODEST_FOLDER_VIEW(folder_view));
        if (!(parent_folder && TNY_IS_FOLDER(parent_folder))) {
-               if (parent_folder)
-                       g_object_unref (parent_folder);
-               return TRUE;
+               /* If it's the local account and its transfering folders, then do not dim */            
+               if (TNY_IS_ACCOUNT (parent_folder)) {
+                       is_local_acc = modest_tny_account_is_virtual_local_folders (TNY_ACCOUNT (parent_folder));
+                       if (for_paste) {
+                               clipboard = modest_runtime_get_email_clipboard ();
+                               xfer_folders = modest_email_clipboard_folder_copied (clipboard);
+                       }
+               }
+
+               if (for_paste) 
+                       result = !(is_local_acc && xfer_folders); 
+               else
+                       result = !is_local_acc;
+               goto frees;             
        }
        
        /* Check dimmed rule */ 
@@ -1166,17 +1557,127 @@ _selected_folder_not_writeable (ModestMainWindow *win)
        result = rules & MODEST_FOLDER_RULES_FOLDER_NON_WRITEABLE;
 
        /* free */
-       g_object_unref (parent_folder);
+ frees:
+       if (parent_folder != NULL)
+               g_object_unref (parent_folder);
 
        return result;
 }
 
 static gboolean
-_selected_folder_is_root_or_inbox (ModestMainWindow *win)
+_selected_folder_not_deletable (ModestMainWindow *win)
 {
-       TnyFolderType types[2];
-       gboolean result = FALSE;
-
+       GtkWidget *folder_view = NULL;
+       TnyFolderStore *parent_folder = NULL;
+       ModestTnyFolderRules rules;
+       gboolean result = FALSE;
+
+       g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), FALSE);
+
+       /* Get folder view */
+       folder_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
+                                                          MODEST_WIDGET_TYPE_FOLDER_VIEW);
+       /* If no folder view, always dimmed */
+       if (!folder_view)
+               return TRUE;
+       
+       /* Get selected folder as parent of new folder to create */
+       parent_folder = modest_folder_view_get_selected (MODEST_FOLDER_VIEW(folder_view));
+       if (!(parent_folder && TNY_IS_FOLDER(parent_folder))) {
+               result = TRUE;
+               goto frees;             
+       }
+       
+       /* Check dimmed rule */ 
+       rules = modest_tny_folder_get_rules (TNY_FOLDER (parent_folder));
+       result = rules & MODEST_FOLDER_RULES_FOLDER_NON_DELETABLE;
+
+       /* free */
+ frees:
+       if (parent_folder != NULL)
+               g_object_unref (parent_folder);
+
+       return result;
+}
+
+static gboolean
+_selected_folder_not_moveable (ModestMainWindow *win)
+{
+       GtkWidget *folder_view = NULL;
+       TnyFolderStore *parent_folder = NULL;
+       ModestTnyFolderRules rules;
+       gboolean result = FALSE;
+
+       g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), FALSE);
+
+       /* Get folder view */
+       folder_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
+                                                          MODEST_WIDGET_TYPE_FOLDER_VIEW);
+       /* If no folder view, always dimmed */
+       if (!folder_view)
+               return TRUE;
+       
+       /* Get selected folder as parent of new folder to create */
+       parent_folder = modest_folder_view_get_selected (MODEST_FOLDER_VIEW(folder_view));
+       if (!(parent_folder && TNY_IS_FOLDER(parent_folder))) {
+               result = TRUE;
+               goto frees;             
+       }
+       
+       /* Check dimmed rule */ 
+       rules = modest_tny_folder_get_rules (TNY_FOLDER (parent_folder));
+       result = rules & MODEST_FOLDER_RULES_FOLDER_NON_MOVEABLE;
+
+       /* free */
+ frees:
+       if (parent_folder != NULL)
+               g_object_unref (parent_folder);
+
+       return result;
+}
+
+static gboolean
+_selected_folder_not_renameable (ModestMainWindow *win)
+{
+       GtkWidget *folder_view = NULL;
+       TnyFolderStore *parent_folder = NULL;
+       ModestTnyFolderRules rules;
+       gboolean result = FALSE;
+
+       g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), FALSE);
+
+       /* Get folder view */
+       folder_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
+                                                          MODEST_WIDGET_TYPE_FOLDER_VIEW);
+       /* If no folder view, always dimmed */
+       if (!folder_view)
+               return TRUE;
+       
+       /* Get selected folder as parent of new folder to create */
+       parent_folder = modest_folder_view_get_selected (MODEST_FOLDER_VIEW(folder_view));
+       if (!(parent_folder && TNY_IS_FOLDER(parent_folder))) {
+               result = TRUE;
+               goto frees;             
+       }
+       
+       /* Check dimmed rule */ 
+       rules = modest_tny_folder_get_rules (TNY_FOLDER (parent_folder));
+       result = rules & MODEST_FOLDER_RULES_FOLDER_NON_RENAMEABLE;
+
+       /* free */
+ frees:
+       if (parent_folder != NULL)
+               g_object_unref (parent_folder);
+
+       return result;
+}
+
+static gboolean
+_selected_folder_is_root_or_inbox (ModestMainWindow *win)
+{
+       TnyFolderType types[2];
+       gboolean result = FALSE;
+
        g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), FALSE);
 
        types[0] = TNY_FOLDER_TYPE_ROOT; 
@@ -1242,6 +1743,9 @@ _selected_folder_is_MMC_or_POP_root (ModestMainWindow *win)
 
        folder_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
                                                           MODEST_WIDGET_TYPE_FOLDER_VIEW);
+       if (!folder_view)
+               return FALSE;
+
        /* Get selected folder as parent of new folder to create */
        parent_folder = modest_folder_view_get_selected (MODEST_FOLDER_VIEW(folder_view));
        if (!parent_folder)
@@ -1268,6 +1772,17 @@ _selected_folder_is_MMC_or_POP_root (ModestMainWindow *win)
        return result;
 }
 
+static gboolean
+_header_view_is_all_selected (ModestMainWindow *win)
+{
+       const DimmedState *state = NULL;
+
+       g_return_val_if_fail (MODEST_IS_WINDOW(win), FALSE);
+
+       state = modest_window_get_dimming_state (MODEST_WINDOW(win));
+
+       return state->all_selected;
+}
 
 static gboolean
 _selected_folder_is_empty (ModestMainWindow *win)
@@ -1303,6 +1818,25 @@ _selected_folder_is_empty (ModestMainWindow *win)
 }
 
 static gboolean
+_folder_view_has_focus (ModestWindow *win)
+{
+       GtkWidget *folder_view = NULL;
+
+       g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), FALSE);
+
+       /* Get folder view */
+       folder_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
+                                                          MODEST_WIDGET_TYPE_FOLDER_VIEW);
+       if (!folder_view)
+               return FALSE;
+       
+       if (gtk_widget_is_focus(folder_view))
+               return TRUE;
+
+       return FALSE;
+}
+
+static gboolean
 _selected_folder_is_same_as_source (ModestWindow *win)
 {
        ModestEmailClipboard *clipboard = NULL;
@@ -1413,49 +1947,6 @@ _folder_is_any_of_type (TnyFolder *folder,
 }
 
 static gboolean
-_selected_folder_is_snd_level (ModestMainWindow *win)
-{
-       GtkWidget *folder_view = NULL;
-       GtkTreeSelection *sel = NULL;
-       GtkTreeModel *model = NULL;
-       GtkTreePath *path = NULL;
-       GtkTreeIter iter;
-       TnyFolderStore *folder = NULL;
-       gboolean result = FALSE;
-
-       g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), TRUE);
-
-       /*Get curent folder */
-       folder_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
-                                                          MODEST_WIDGET_TYPE_FOLDER_VIEW);
-       /* If no folder view, always dimmed */
-       if (!folder_view) 
-               goto frees;
-
-       /* Get selected folder as parent of new folder to create */
-       folder = modest_folder_view_get_selected (MODEST_FOLDER_VIEW(folder_view));     
-       if (!(folder && TNY_IS_FOLDER(folder))) {
-               goto frees;
-       }
-       
-       /* Check folder level */
-       sel = gtk_tree_view_get_selection (GTK_TREE_VIEW(folder_view));
-       if (!gtk_tree_selection_get_selected (sel, &model, &iter))
-               goto frees;
-       path = gtk_tree_model_get_path (model, &iter);
-       result = gtk_tree_path_get_depth (path) > 2;
-       
- frees:
-       if (folder != NULL)
-               g_object_unref (folder);
-       if (path != NULL)
-               gtk_tree_path_free (path);
-       
-       return result;
-
-}
-
-static gboolean
 _clipboard_is_empty (ModestWindow *win)
 {
        gboolean result = FALSE;
@@ -1472,10 +1963,14 @@ _clipboard_is_empty (ModestWindow *win)
 
 static gboolean
 _invalid_clipboard_selected (ModestWindow *win,
-                      ModestDimmingRule *rule) 
+                            ModestDimmingRule *rule) 
 {
+       const DimmedState *state = NULL;
        gboolean result = FALSE;
 
+       g_return_val_if_fail (MODEST_IS_WINDOW(win), FALSE);
+       state = modest_window_get_dimming_state (win);
+
        if (MODEST_IS_MSG_VIEW_WINDOW (win)) {
                GtkClipboard *clipboard = NULL;
                gchar *selection = NULL;
@@ -1494,16 +1989,13 @@ _invalid_clipboard_selected (ModestWindow *win,
                
                if (result)
                        modest_dimming_rule_set_notification (rule, "");
+               
+               if (selection != NULL) 
+                       g_free(selection);
        }               
        else if (MODEST_IS_MAIN_WINDOW (win)) {
-               GtkWidget *header_view = NULL;
-
-               /* Get header view to check selected messages */
-               header_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
-                                                                  MODEST_WIDGET_TYPE_HEADER_VIEW);
-       
                /* Check dimming */
-               result = !modest_header_view_has_selected_headers (MODEST_HEADER_VIEW(header_view));            
+               result = state->n_selected == 0;
                if (result)
                        modest_dimming_rule_set_notification (rule, _("mcen_ib_no_message_selected"));                  
        }
@@ -1524,12 +2016,16 @@ _invalid_attach_selected (ModestWindow *win,
        TnyHeaderFlags flags;
        gboolean nested_attachments = FALSE;
        gboolean selected_messages = FALSE;
+       const DimmedState *state = NULL;
        gboolean result = FALSE;
 
+       g_return_val_if_fail (MODEST_IS_WINDOW(win), FALSE);
+       state = modest_window_get_dimming_state (win);
+
        if (MODEST_IS_MAIN_WINDOW (win)) {
                flags = TNY_HEADER_FLAG_ATTACHMENTS;
                if (!result)
-                       result = _selected_msg_marked_as (MODEST_MAIN_WINDOW (win), flags, TRUE, FALSE);                
+                       result = !state->any_has_attachments;
        }
        else if (MODEST_IS_MSG_VIEW_WINDOW (win)) {
                
@@ -1634,34 +2130,27 @@ _invalid_msg_selected (ModestMainWindow *win,
                       gboolean unique,
                       ModestDimmingRule *rule) 
 {
-       GtkWidget *header_view = NULL;          
        GtkWidget *folder_view = NULL;
-       gboolean selected_headers = FALSE;
+       const DimmedState *state = NULL;
        gboolean result = FALSE;
 
        g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), FALSE);
        g_return_val_if_fail (MODEST_IS_DIMMING_RULE (rule), FALSE);
+       state = modest_window_get_dimming_state (MODEST_WINDOW(win));
                
-       /* Get header view to check selected messages */
-       header_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
-                                                          MODEST_WIDGET_TYPE_HEADER_VIEW);
-       
        /* Get folder view to check focus */
        folder_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW (win),
                                                           MODEST_WIDGET_TYPE_FOLDER_VIEW);
 
-       /* Get selected headers */
-       selected_headers = modest_header_view_has_selected_headers (MODEST_HEADER_VIEW(header_view));
-
        /* Check dimmed rule (TODO: check focus on widgets */   
        if (!result) {
-               result = ((!selected_headers) ||
+               result = ((state->n_selected == 0 ) ||
                          (gtk_widget_is_focus (folder_view)));
                if (result)
                        modest_dimming_rule_set_notification (rule, _("mcen_ib_no_message_selected"));
        }
        if (!result && unique) {
-               result = modest_header_view_count_selected_headers (MODEST_HEADER_VIEW(header_view)) > 1;
+               result = state->n_selected > 1;
                if (result)
                        modest_dimming_rule_set_notification (rule, _("mcen_ib_select_one_message"));
        }
@@ -1669,145 +2158,20 @@ _invalid_msg_selected (ModestMainWindow *win,
        return result;
 }
 
-static gboolean
-_already_opened_msg (ModestWindow *win,
-                    guint *n_messages)
-{
-       //ModestWindow *window = NULL;
-       ModestWindowMgr *mgr = NULL;
-       GtkWidget *header_view = NULL;          
-       TnyList *selected_headers = NULL;
-       TnyIterator *iter = NULL;
-       TnyHeader *header = NULL;
-       gboolean found;
-
-       g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), FALSE);
-               
-       /* Get header view to check selected messages */
-       header_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
-                                                          MODEST_WIDGET_TYPE_HEADER_VIEW);
-
-
-       /* Check no selection */
-       if (!modest_header_view_has_selected_headers (MODEST_HEADER_VIEW(header_view)))
-           return FALSE;
-           
-       /* Get selected headers */
-       selected_headers = modest_header_view_get_selected_headers (MODEST_HEADER_VIEW(header_view));
-       if (selected_headers == NULL) 
-               return FALSE;
-
-       *n_messages = tny_list_get_length (selected_headers);
-
-       /* Check dimmed rule (TODO: check focus on widgets */   
-       mgr = modest_runtime_get_window_mgr ();
-       iter = tny_list_create_iterator (selected_headers);
-       found = FALSE;
-       while (!tny_iterator_is_done (iter)) {
-               header = TNY_HEADER (tny_iterator_get_current (iter));
-               if (header) {
-                       found = modest_window_mgr_find_registered_header (mgr,header, NULL);
-               
-                       g_object_unref (header);
-               }
-
-               tny_iterator_next (iter);
-
-               if (found)
-                       break;
-       }
-               
-       /* free */
-       if (selected_headers != NULL) 
-               g_object_unref (selected_headers);
-       if (iter != NULL)
-               g_object_unref (iter);
-               
-       return found;
-}
-
-/* Returns whether the selected message has these flags.
- * @win: The main window, or NULL if you want this function 
- * to discover the main window itself.
- */
-static gboolean
-_selected_msg_marked_as (ModestMainWindow *win, 
-                        TnyHeaderFlags mask, 
-                        gboolean opposite,
-                        gboolean all)
-{
-       ModestMainWindow *main_window = NULL;
-       GtkWidget *header_view = NULL;
-       TnyList *selected_headers = NULL;
-       TnyIterator *iter = NULL;
-       TnyHeader *header = NULL;
-       TnyHeaderFlags flags = 0;
-       gboolean result = TRUE;
-
-    /* The caller can supply the main window if it knows it, 
-     * to save time, or we can get it here: */
-       if (win && MODEST_IS_MAIN_WINDOW (win))
-               main_window = win;
-       else {
-               main_window = MODEST_MAIN_WINDOW (
-                       modest_window_mgr_get_main_window (modest_runtime_get_window_mgr ()));
-       }       
-
-       /* TODO: Javi, what about if the main window does not
-          exist?. Adding some code to avoid CRITICALs */
-       if (!main_window)
-               return FALSE;
-
-       /* Get header view to check selected messages */
-       header_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(main_window),
-                                                          MODEST_WIDGET_TYPE_HEADER_VIEW);
-
-       /* Check no selection */
-       if (!modest_header_view_has_selected_headers (MODEST_HEADER_VIEW(header_view)))
-           return TRUE;
-
-       /* Get selected headers */
-       selected_headers = modest_header_view_get_selected_headers (MODEST_HEADER_VIEW(header_view));
-       if (selected_headers == NULL) 
-               return TRUE;
-       
-       /* Call the function for each header */
-       iter = tny_list_create_iterator (selected_headers);
-       while (!tny_iterator_is_done (iter) && result) {
-               header = TNY_HEADER (tny_iterator_get_current (iter));
-               if (header) {
-                       flags = tny_header_get_flags (header);
-                       if (opposite)
-                               result = (flags & mask) == 0; 
-                       else
-                               result = (flags & mask) != 0; 
-
-                       g_object_unref (header);
-               }
-
-               tny_iterator_next (iter);
-       }
-
-       if (all) 
-               result = result && tny_iterator_is_done (iter);
-
-       /* free */
-       if (selected_headers != NULL) 
-               g_object_unref (selected_headers);
-       if (iter != NULL)
-               g_object_unref (iter);
-
-       return result;
-}
 
 static gboolean
-_msg_download_in_progress (ModestMsgViewWindow *win)
+_msg_download_in_progress (ModestWindow *win)
 {
        gboolean result = FALSE;
 
-       g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (win), FALSE);
+       g_return_val_if_fail (MODEST_IS_WINDOW (win), FALSE);
 
-       result = modest_msg_view_window_toolbar_on_transfer_mode (win);
+       if (MODEST_IS_MSG_VIEW_WINDOW (win)) {
+               result = modest_msg_view_window_toolbar_on_transfer_mode (MODEST_MSG_VIEW_WINDOW(win));
+       }
+       else if (MODEST_IS_MAIN_WINDOW (win)) {
+               result = modest_main_window_transfer_mode_enabled (MODEST_MAIN_WINDOW(win));
+       }
 
        return result;
 }
@@ -1815,50 +2179,8 @@ _msg_download_in_progress (ModestMsgViewWindow *win)
 static gboolean
 _msg_download_completed (ModestMainWindow *win)
 {
-       GtkWidget *header_view = NULL;
-       TnyList *selected_headers = NULL;
-       TnyIterator *iter = NULL;
-       TnyHeader *header = NULL;
-       TnyHeaderFlags flags = 0;
-       gboolean result = FALSE;
-
-       g_return_val_if_fail (MODEST_IS_MAIN_WINDOW (win), FALSE);
-
-
-       /* Get header view to check selected messages */
-       header_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
-                                                          MODEST_WIDGET_TYPE_HEADER_VIEW);
-
-       /* Check no selection */
-       if (!modest_header_view_has_selected_headers (MODEST_HEADER_VIEW(header_view)))
-           return TRUE;
-
-       /* Get selected headers */
-       selected_headers = modest_header_view_get_selected_headers (MODEST_HEADER_VIEW(header_view));
-       if (selected_headers == NULL) 
-               return TRUE;
-
-       /* Check dimmed rule  */        
-       result = TRUE;
-       iter = tny_list_create_iterator (selected_headers);
-       while (!tny_iterator_is_done (iter) && result) {
-               header = TNY_HEADER (tny_iterator_get_current (iter));
-               if (header) {
-                       flags = tny_header_get_flags (header);
-                       /* TODO: is this the right flag?, it seems that some
-                          headers that have been previously downloaded do not
-                          come with it */
-                       result = (flags & TNY_HEADER_FLAG_CACHED);
-
-                       g_object_unref (header);
-               }
-
-               tny_iterator_next (iter);
-       }
-
-       g_object_unref (iter);
-
-       return result;
+       const DimmedState *state = modest_window_get_dimming_state (MODEST_WINDOW(win));
+       return state->any_marked_as_cached;
 }
 
 static void 
@@ -1871,53 +2193,23 @@ fill_list_of_caches (gpointer key, gpointer value, gpointer userdata)
 static gboolean
 _selected_msg_sent_in_progress (ModestWindow *win)
 {
-       ModestCacheMgr *cache_mgr;
-       GHashTable     *send_queue_cache;
-       GSList *send_queues = NULL, *node;
+       const DimmedState *state = modest_window_get_dimming_state (win);
+       return state->sent_in_progress;
+}
+
+
+static gboolean
+_sending_in_progress (ModestWindow *win)
+{
+       GHashTable *send_queue_cache = NULL;
+       ModestCacheMgr *cache_mgr = NULL;
        ModestTnySendQueue *send_queue = NULL;
-       GtkWidget *header_view = NULL;
-       TnyList *header_list = NULL;
-       TnyIterator *iter = NULL;
-       TnyHeader *header = NULL;
+       GSList *send_queues = NULL, *node = NULL;
        gboolean result = FALSE;
-       gchar *msg_uid = NULL;
        
-
-       if (MODEST_IS_MAIN_WINDOW(win)) {
-               
-               /* Get header view to check selected messages */
-               header_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
-                                                                  MODEST_WIDGET_TYPE_HEADER_VIEW);
-               
-               /* Check no selection */
-               if (!modest_header_view_has_selected_headers (MODEST_HEADER_VIEW(header_view)))
-                   return FALSE;
-
-               /* Get selected headers */
-               header_list = modest_header_view_get_selected_headers (MODEST_HEADER_VIEW(header_view));
-
-               /* Get message header */
-               if (!header_list) return FALSE;
-               iter = tny_list_create_iterator (header_list);
-               header = TNY_HEADER (tny_iterator_get_current (iter));
-               if (header) {
-                       /* Get message uid */
-                       msg_uid = modest_tny_send_queue_get_msg_id (header);
-                       g_object_unref (header);
-               }
-               
-        } else if (MODEST_IS_MSG_VIEW_WINDOW(win)) {
-               
-               /* Get message header */
-               header = modest_msg_view_window_get_header (MODEST_MSG_VIEW_WINDOW(win));
-               if (header) {
-                       /* Get message uid */
-                       msg_uid = modest_tny_send_queue_get_msg_id (header);
-                       g_object_unref (header);
-               }
-       }
-
-       /* Search on send queues cache */
+       g_return_val_if_fail (MODEST_IS_MAIN_WINDOW (win), FALSE);
+       
+       /* Get send queue */
        cache_mgr = modest_runtime_get_cache_mgr ();
        send_queue_cache = modest_cache_mgr_get_cache (cache_mgr,
                                                       MODEST_CACHE_MGR_CACHE_TYPE_SEND_QUEUE);
@@ -1926,24 +2218,16 @@ _selected_msg_sent_in_progress (ModestWindow *win)
        
        for (node = send_queues; node != NULL && !result; node = g_slist_next (node)) {
                send_queue = MODEST_TNY_SEND_QUEUE (node->data);
-
-               /* Check if msg uid is being processed inside send queue */
-               result = modest_tny_send_queue_msg_is_being_sent (send_queue, msg_uid);         
+               
+               /* Check if send operation is in progress */
+               result = modest_tny_send_queue_sending_in_progress (send_queue);
        }
-
-
-       /* Free */
-       g_free(msg_uid);
-       g_object_unref(header_list);
-       g_object_unref(iter);
-       g_slist_free (send_queues);
-
+       
        return result;
 }
 
-
 static gboolean
-_sending_in_progress (ModestWindow *win)
+_send_receive_in_progress (ModestWindow *win)
 {
        gboolean result = FALSE;
        
@@ -2041,10 +2325,54 @@ _transfer_mode_enabled (ModestWindow *win)
 {
        gboolean result = FALSE;
 
-       g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (win), FALSE);
-       
-       /* Check dimming */
-       result = modest_msg_view_window_transfer_mode_enabled (MODEST_MSG_VIEW_WINDOW (win));
+        /* Check dimming */
+        if (MODEST_IS_MSG_VIEW_WINDOW(win)) {
+                result = modest_msg_view_window_transfer_mode_enabled (MODEST_MSG_VIEW_WINDOW (win));
+        } else if (MODEST_IS_MAIN_WINDOW(win)) {
+                result = modest_main_window_transfer_mode_enabled (MODEST_MAIN_WINDOW (win));
+        } else {
+                g_warning("_transfer_mode_enabled called with wrong window type");
+        }
 
        return result;
 }
+
+static gboolean
+_selected_folder_has_subfolder_with_same_name (ModestWindow *win)
+{
+       GtkWidget *folder_view = NULL;
+       TnyFolderStore *folder = NULL;
+       ModestEmailClipboard *clipboard = NULL;
+       const gchar *folder_name = NULL;
+       gboolean result = FALSE;
+
+       g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), TRUE);
+
+       /*Get current parent folder */
+       folder_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
+                                                          MODEST_WIDGET_TYPE_FOLDER_VIEW);
+       /* If no folder view, always dimmed */
+       if (!folder_view) return FALSE;
+       
+       /* Get selected folder as parent of new folder to create */
+       folder = modest_folder_view_get_selected (MODEST_FOLDER_VIEW(folder_view));     
+       if (!(folder && TNY_IS_FOLDER(folder))) goto frees;
+       
+       /* get modest clipboard and source folder */
+       clipboard = modest_runtime_get_email_clipboard ();
+       folder_name = modest_email_clipboard_get_folder_name (clipboard);
+       if (folder_name == NULL) goto frees;
+
+       /* Check source subfolders names */
+       result = modest_tny_folder_has_subfolder_with_name (folder, folder_name);
+       
+       
+       /* Free */
+ frees:
+       if (folder != NULL) 
+               g_object_unref (folder);
+
+
+       return result;
+}      
+