* Dim the delete icon and menu entry from the msg-view-window if the
[modest] / src / modest-ui-dimming-rules.c
index 8fa8a6b..030c387 100644 (file)
 #include "modest-ui-dimming-rules.h"
 #include "modest-dimming-rule.h"
 #include "modest-tny-folder.h"
+#include "modest-tny-account.h"
 #include "modest-text-utils.h"
 #include <widgets/modest-attachments-view.h>
 #include <modest-runtime.h>
 #include <tny-simple-list.h>
+#include <widgets/modest-recpt-editor.h>
 
 
 static gboolean _folder_is_any_of_type (TnyFolder *folder, TnyFolderType types[], guint ntypes);
 static gboolean _invalid_msg_selected (ModestMainWindow *win, gboolean unique, ModestDimmingRule *rule);
-static gboolean _invalid_attach_selected (ModestWindow *win, gboolean unique, gboolean for_view, ModestDimmingRule *rule);
-static gboolean _invalid_clipboard_selected (ModestWindow *win);
-static gboolean _already_opened_msg (ModestWindow *win, guint *n_messages);
-static gboolean _selected_msg_marked_as (ModestWindow *win, TnyHeaderFlags mask, gboolean opposite);
-static gboolean _selected_folder_not_writeable (ModestMainWindow *win);
+static gboolean _invalid_attach_selected (ModestWindow *win, 
+                                         gboolean unique, gboolean for_view, gboolean for_remove,
+                                         ModestDimmingRule *rule);
+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 _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 _marked_as_deleted (ModestWindow *win);
-static gboolean _invalid_attachment_for_purge (ModestWindow *win, ModestDimmingRule *rule);
+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);
+
+
+static DimmedState *
+_define_main_window_dimming_state (ModestMainWindow *window)
+{
+       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 = 0;
+       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_MAIN_WINDOW_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;
+
+       /* 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);
+               
+               /* No selected */
+               state->n_selected++;
+               
+               /* Already opened */
+               mgr = modest_runtime_get_window_mgr ();
+               if (modest_window_mgr_find_registered_header (mgr, header, NULL))
+                       state->already_opened_msg++;
+               
+
+               /* 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);
+       }
+
+       /* 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)
+                       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 = 0;
+       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));
+       if (header == NULL)
+               return state;
+       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)?1:0;
+       
+       /* 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_new_msg (ModestWindow *win, gpointer user_data)
 {
+       ModestDimmingRule *rule = NULL;
        gboolean dimmed = FALSE;
 
-       g_return_val_if_fail (MODEST_IS_MSG_VIEW_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 dimmed rule */ 
-       if (!dimmed)
-               dimmed = _msg_download_in_progress (MODEST_MSG_VIEW_WINDOW(win));
+       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;
 }
@@ -79,16 +350,26 @@ modest_ui_dimming_rules_on_new_msg (ModestWindow *win, gpointer user_data)
 gboolean 
 modest_ui_dimming_rules_on_new_folder (ModestWindow *win, gpointer user_data)
 {
-       gboolean dimmed = FALSE;
+       ModestDimmingRule *rule = NULL;
        GtkWidget *folder_view = NULL;
        TnyFolderStore *parent_folder = 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);
 
+       if (!dimmed) {
+               dimmed = _transfer_mode_enabled (win);
+               if (dimmed) {
+                       modest_dimming_rule_set_notification (rule, _("mail_in_ui_folder_create_error"));
+                       return dimmed;
+               }
+       }
 
-       folder_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
-                                                          MODEST_WIDGET_TYPE_FOLDER_VIEW);
        /* Get selected folder as parent of new folder to create */
+       folder_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
+                                                          MODEST_MAIN_WINDOW_WIDGET_TYPE_FOLDER_VIEW);
        parent_folder = modest_folder_view_get_selected (MODEST_FOLDER_VIEW(folder_view));
        if (!parent_folder)
                return TRUE;
@@ -99,9 +380,13 @@ 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 (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 ? */
@@ -113,41 +398,115 @@ modest_ui_dimming_rules_on_new_folder (ModestWindow *win, gpointer user_data)
                types[2] = TNY_FOLDER_TYPE_SENT;
 
                /* Apply folder rules */        
-               if (!dimmed)
-                       dimmed = _selected_folder_not_writeable (MODEST_MAIN_WINDOW(win));
-               if (!dimmed)
+               if (!dimmed) {
+                       dimmed = _selected_folder_not_writeable (MODEST_MAIN_WINDOW(win), FALSE);
+                       if (dimmed)
+                               modest_dimming_rule_set_notification (rule, _("mail_in_ui_folder_create_error"));
+               }
+               if (!dimmed) {
                        dimmed = _selected_folder_is_any_of_type (win, types, 3);
+                       if (dimmed)
+                               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_MAIN_WINDOW_WIDGET_TYPE_FOLDER_VIEW);
+       if (folder_view && !gtk_widget_is_focus (folder_view)) 
+               dimmed = TRUE;
+
        g_object_unref (parent_folder);
 
        return dimmed;
 }
 
 gboolean 
+modest_ui_dimming_rules_on_delete (ModestWindow *win, gpointer user_data)
+{
+       ModestDimmingRule *rule = NULL;
+       GtkWidget *folder_view = NULL;
+       GtkWidget *header_view = NULL;  
+       gboolean dimmed = FALSE;
+
+       g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
+       rule = MODEST_DIMMING_RULE (user_data);
+       
+       if (MODEST_IS_MAIN_WINDOW (win)) {
+               /* Get the folder view */
+               folder_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
+                                                                  MODEST_MAIN_WINDOW_WIDGET_TYPE_FOLDER_VIEW);
+               
+               /* Get header view */
+               header_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
+                                                          MODEST_MAIN_WINDOW_WIDGET_TYPE_HEADER_VIEW);
+
+               if (header_view && gtk_widget_is_focus (header_view)) 
+                       dimmed = modest_ui_dimming_rules_on_delete_msg (win, rule);
+
+               if (folder_view && gtk_widget_is_focus (folder_view)) 
+                       dimmed = modest_ui_dimming_rules_on_delete_folder (win, rule);
+
+               if (header_view && folder_view &&
+                   !gtk_widget_is_focus (header_view) &&
+                   !gtk_widget_is_focus (folder_view)) {
+                       dimmed = TRUE;
+                       modest_dimming_rule_set_notification (rule, dgettext("hildon-common-strings", "ckct_ib_nothing_to_delete"));                    
+               }
+       } else {
+               dimmed = modest_ui_dimming_rules_on_delete_folder (win, rule);
+       }
+
+       return dimmed;
+}
+
+
+
+gboolean 
 modest_ui_dimming_rules_on_delete_folder (ModestWindow *win, gpointer user_data)
 {
+       ModestDimmingRule *rule = NULL;
+       TnyFolderType types[6];
        gboolean dimmed = FALSE;
-       TnyFolderType types[5];
 
        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);
 
        types[0] = TNY_FOLDER_TYPE_DRAFTS; 
        types[1] = TNY_FOLDER_TYPE_OUTBOX;
        types[2] = TNY_FOLDER_TYPE_SENT;
        types[3] = TNY_FOLDER_TYPE_INBOX;
        types[4] = TNY_FOLDER_TYPE_ROOT;
+       types[5] = TNY_FOLDER_TYPE_ARCHIVE;
 
-       g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), FALSE);
                
        /* Check dimmed rule */ 
-       if (!dimmed)
-               dimmed = _selected_folder_not_writeable (MODEST_MAIN_WINDOW(win));
-       if (!dimmed)
-               dimmed = _selected_folder_is_any_of_type (win, types, 5);
-       if (!dimmed)
+       if (!dimmed) {
+               dimmed = _selected_folder_not_deletable (MODEST_MAIN_WINDOW(win));
+               if (dimmed)
+                       modest_dimming_rule_set_notification (rule, _("mail_in_ui_folder_delete_error"));
+       }
+       if (!dimmed) {
+               dimmed = _selected_folder_is_any_of_type (win, types, 6);
+               if (dimmed)
+                       modest_dimming_rule_set_notification (rule, _("mail_in_ui_folder_delete_error"));
+       }
+       if (!dimmed) {
                dimmed = _selected_folder_is_root_or_inbox (MODEST_MAIN_WINDOW(win));
-       if (!dimmed)
+               if (dimmed)
+                       modest_dimming_rule_set_notification (rule, _("mail_in_ui_folder_delete_error"));
+       }
+       if (!dimmed) {
                dimmed = _selected_folder_is_MMC_or_POP_root (MODEST_MAIN_WINDOW(win));
+               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;
 }
@@ -155,13 +514,23 @@ modest_ui_dimming_rules_on_delete_folder (ModestWindow *win, gpointer user_data)
 gboolean
 modest_ui_dimming_rules_on_sort (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_DIMMING_RULE (user_data), FALSE);
+       rule = MODEST_DIMMING_RULE (user_data);
                
        /* Check dimmed rule */ 
-       if (!dimmed)
+       if (!dimmed) {
                dimmed = _selected_folder_is_root (MODEST_MAIN_WINDOW(win));
+               modest_dimming_rule_set_notification (rule, _CS("ckdg_ib_nothing_to_sort"));
+       }
+
+       if (!dimmed) {
+               dimmed = _selected_folder_is_empty (MODEST_MAIN_WINDOW(win));
+               modest_dimming_rule_set_notification (rule, _CS("ckdg_ib_nothing_to_sort"));
+       }
 
        return dimmed;
        
@@ -170,24 +539,40 @@ modest_ui_dimming_rules_on_sort (ModestWindow *win, gpointer user_data)
 gboolean 
 modest_ui_dimming_rules_on_rename_folder (ModestWindow *win, gpointer user_data)
 {
+       ModestDimmingRule *rule = NULL;
+       TnyFolderType types[4];
        gboolean dimmed = FALSE;
-       TnyFolderType types[3];
 
        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);
 
        types[0] = TNY_FOLDER_TYPE_DRAFTS; 
        types[1] = TNY_FOLDER_TYPE_OUTBOX;
        types[2] = TNY_FOLDER_TYPE_SENT;
+       types[3] = TNY_FOLDER_TYPE_ARCHIVE;
        
-       g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), FALSE);
-               
        /* Check dimmed rule */ 
-       if (!dimmed)
-               dimmed = _selected_folder_not_writeable (MODEST_MAIN_WINDOW(win));
-       if (!dimmed)
+       if (!dimmed) {
+               dimmed = _selected_folder_not_renameable (MODEST_MAIN_WINDOW(win));
+               if (dimmed)
+                       modest_dimming_rule_set_notification (rule, "");
+       }
+       if (!dimmed) {
                dimmed = _selected_folder_is_root_or_inbox (MODEST_MAIN_WINDOW(win));
-       if (!dimmed)
-               dimmed = _selected_folder_is_any_of_type (win, types, 3);
+               if (dimmed)
+                       modest_dimming_rule_set_notification (rule, "");
+       }
+       if (!dimmed) {
+               dimmed = _selected_folder_is_any_of_type (win, types, 4);
+               if (dimmed)
+                       modest_dimming_rule_set_notification (rule, "");
+       }
+       if (!dimmed) {
+               dimmed = _transfer_mode_enabled (win);
+               if (dimmed)
+                       modest_dimming_rule_set_notification (rule, "");
+       }
 
        return dimmed;
 }
@@ -197,14 +582,22 @@ 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)
+       if (!dimmed) {
                dimmed = _invalid_msg_selected (MODEST_MAIN_WINDOW(win), TRUE, user_data);
+       }
+       if (!dimmed) {
+               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);
                if (dimmed)
@@ -242,15 +635,23 @@ modest_ui_dimming_rules_on_reply_msg (ModestWindow *win, gpointer user_data)
                        if (dimmed)
                                modest_dimming_rule_set_notification (rule, _("mcen_ib_nothing_to_reply"));
                }
-               if (!dimmed)
+               if (!dimmed) {
                        dimmed = _invalid_msg_selected (MODEST_MAIN_WINDOW(win), TRUE, rule);
-
+               }
        /* msg view window dimming rules */
        } else if (MODEST_IS_MSG_VIEW_WINDOW(win)) {
                
                /* Check dimmed rule */ 
-               if (!dimmed)
-                       dimmed = _msg_download_in_progress (MODEST_MSG_VIEW_WINDOW(win));
+               if (!dimmed) {
+                       dimmed = _transfer_mode_enabled (win);                  
+                       if (dimmed)
+                               modest_dimming_rule_set_notification (rule, _("mail_ib_notavailable_downloading"));
+               }
+               if (!dimmed) {
+                       dimmed = _msg_download_in_progress (win);
+                       if (dimmed)
+                               modest_dimming_rule_set_notification (rule, _("mcen_ib_unable_to_reply"));
+               }
        }
        
        return dimmed;
@@ -260,15 +661,22 @@ modest_ui_dimming_rules_on_reply_msg (ModestWindow *win, gpointer user_data)
 gboolean 
 modest_ui_dimming_rules_on_contents_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_DIMMING_RULE (user_data), FALSE);
+       rule = MODEST_DIMMING_RULE (user_data);
                
        /* Check dimmed rule */ 
-       if (!dimmed)
+       if (!dimmed) {
                dimmed = _invalid_msg_selected (MODEST_MAIN_WINDOW(win), FALSE, user_data);
-       if (!dimmed)
+       }
+       if (!dimmed) {
                dimmed = _msg_download_completed (MODEST_MAIN_WINDOW(win));
+               if (dimmed)
+                       modest_dimming_rule_set_notification (rule, "");
+       }
 
        return dimmed;
 }
@@ -291,11 +699,12 @@ gboolean
 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)) {
@@ -306,37 +715,59 @@ modest_ui_dimming_rules_on_delete_msg (ModestWindow *win, gpointer user_data)
                }
                if (!dimmed) {
                        dimmed = _invalid_msg_selected (MODEST_MAIN_WINDOW(win), FALSE, user_data);
-                       if (dimmed)
-                               modest_dimming_rule_set_notification (rule, _("mcen_ib_no_message_selected"));
                }
                if (!dimmed) {
-                       dimmed = _already_opened_msg (win, &n_messages);
+                       dimmed = (state->already_opened_msg > 0) ? TRUE : FALSE;
                        if (dimmed) {
-                               gchar *num = g_strdup_printf ("%d", n_messages);
-                               gchar *message = g_strdup_printf(_("mcen_nc_unable_to_delete_n_messages"), n_messages);
+                               gchar *num = NULL, *message = NULL;
+
+                               num = g_strdup_printf ("%d", state->already_opened_msg);
+                               message = g_strdup_printf(_("mcen_nc_unable_to_delete_n_messages"), num);
                                modest_dimming_rule_set_notification (rule, message);
-                               g_free(message);
-                               g_free(num);
+                               g_free(num);
+                               g_free(message);
                        }
+                       
                }
                if (!dimmed) {
-                       dimmed = _marked_as_deleted (win);
-                       if (dimmed)
-                               modest_dimming_rule_set_notification (rule, _("mcen_ib_message_unableto_delete"));
+                       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, _("mcen_ib_message_unableto_delete"));
+                               modest_dimming_rule_set_notification (rule, _CS("ckct_ib_unable_to_delete"));
                }
        } 
        else if (MODEST_IS_MSG_VIEW_WINDOW (win)) {
                if (!dimmed) {
-                       dimmed = !modest_msg_view_window_has_headers_model (MODEST_MSG_VIEW_WINDOW(win));
-                       if (dimmed) {
-                               gchar *message = g_strdup_printf(_("mcen_nc_unable_to_delete_n_messages"), "1");
-                               modest_dimming_rule_set_notification (rule, message);
-                               g_free(message);
+                       dimmed = _transfer_mode_enabled (win);                  
+                       if (dimmed)
+                               modest_dimming_rule_set_notification (rule, _("mail_ib_notavailable_downloading"));
+               }
+               if (!dimmed) {
+                       dimmed = state->any_marked_as_deleted;
+                       if (dimmed)
+                               modest_dimming_rule_set_notification (rule, _("mcen_ib_message_already_deleted"));
+               }
+               if (!dimmed) {
+                       dimmed = state->sent_in_progress;
+                       if (dimmed)
+                               modest_dimming_rule_set_notification (rule, _CS("ckct_ib_unable_to_delete"));
+               }
+               
+               /* 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) {
+                       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"));
+                               }
                        }
                }
        }
@@ -347,15 +778,19 @@ modest_ui_dimming_rules_on_delete_msg (ModestWindow *win, gpointer user_data)
 gboolean 
 modest_ui_dimming_rules_on_details (ModestWindow *win, gpointer user_data)
 {
-       gboolean dimmed = FALSE;
+       ModestDimmingRule *rule = NULL;
        GtkWidget *header_view = NULL;
+       gboolean dimmed = FALSE;
+
+       g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
+       rule = MODEST_DIMMING_RULE (user_data);
        
        /* main window dimming rules */
        if (MODEST_IS_MAIN_WINDOW(win)) {
                                
                /* Check dimmed rule */
                header_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW (win),
-                                                                  MODEST_WIDGET_TYPE_HEADER_VIEW);
+                                                                  MODEST_MAIN_WINDOW_WIDGET_TYPE_HEADER_VIEW);
                
                /* If the header view has the focus: */
                if (header_view && gtk_widget_is_focus (header_view)) {
@@ -366,7 +801,7 @@ modest_ui_dimming_rules_on_details (ModestWindow *win, gpointer user_data)
                else {
                        /* If the folder view has the focus: */
                        GtkWidget *folder_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW (win),
-                               MODEST_WIDGET_TYPE_FOLDER_VIEW);
+                               MODEST_MAIN_WINDOW_WIDGET_TYPE_FOLDER_VIEW);
                        if (folder_view && gtk_widget_is_focus (folder_view)) {
                                TnyFolderStore *folder_store
                                        = modest_folder_view_get_selected (MODEST_FOLDER_VIEW (folder_view));
@@ -375,11 +810,22 @@ modest_ui_dimming_rules_on_details (ModestWindow *win, gpointer user_data)
                                         * though the UI spec is not clear about that.
                                         * If we enable this for accounts then we must 
                                         * add code to handle them in modest_ui_actions_on_details(). */
-                                       if (!TNY_IS_FOLDER(folder_store))
+                                       if (!TNY_IS_FOLDER(folder_store)) {
                                                dimmed = TRUE;
+                                               modest_dimming_rule_set_notification (rule, "");
+                                       }
 
                                        g_object_unref (folder_store);
+                               } else {
+                                       dimmed = TRUE;
+                                       modest_dimming_rule_set_notification (rule, "");
                                }
+                               if (!dimmed) {
+                                       dimmed = _msg_download_in_progress (win);
+                                       if (dimmed)
+                                               modest_dimming_rule_set_notification (rule, "");
+                               }
+
                        }
 
                }
@@ -388,8 +834,12 @@ modest_ui_dimming_rules_on_details (ModestWindow *win, gpointer user_data)
        } else {
 
                /* Check dimmed rule */ 
-               if (!dimmed)
-                       dimmed = _msg_download_in_progress (MODEST_MSG_VIEW_WINDOW(win));
+               if (!dimmed) {
+                       if (MODEST_IS_MSG_VIEW_WINDOW (win))
+                               dimmed = _msg_download_in_progress (win);
+                       if (dimmed)
+                               modest_dimming_rule_set_notification (rule, "");
+               }
        }
 
        return dimmed;
@@ -399,46 +849,67 @@ modest_ui_dimming_rules_on_details (ModestWindow *win, gpointer user_data)
 gboolean 
 modest_ui_dimming_rules_on_mark_as_read_msg (ModestWindow *win, gpointer user_data)
 {
-       gboolean dimmed = FALSE;
+       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; 
 
        /* Check dimmed rule */ 
-       if (!dimmed)
+       if (!dimmed) {
                dimmed = _invalid_msg_selected (MODEST_MAIN_WINDOW(win), FALSE, user_data);
-       if (!dimmed) 
-               dimmed = _selected_msg_marked_as (win, flags, FALSE);
-       
+       }
+       if (!dimmed) {
+               dimmed = state->all_marked_as_seen;
+               if (dimmed)
+                       modest_dimming_rule_set_notification (rule, "");
+       }       
+
        return dimmed;
 }
 
 gboolean 
 modest_ui_dimming_rules_on_mark_as_unread_msg (ModestWindow *win, gpointer user_data)
 {
-       gboolean dimmed = FALSE;
+       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; 
 
        /* Check dimmed rule */ 
        if (!dimmed)
                dimmed = _invalid_msg_selected (MODEST_MAIN_WINDOW(win), FALSE, user_data);
-       if (!dimmed) 
-               dimmed = _selected_msg_marked_as (win, flags, TRUE);
-
-       return dimmed;
+       if (!dimmed) {
+               dimmed = !state->any_marked_as_seen;
+               if (dimmed)
+                       modest_dimming_rule_set_notification (rule, "");
+       }
+
+       return dimmed;
 }
 
 gboolean 
 modest_ui_dimming_rules_on_move_to (ModestWindow *win, gpointer user_data)
 {
+       ModestDimmingRule *rule = NULL;
        gboolean dimmed = FALSE;
 
+       g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
+       rule = MODEST_DIMMING_RULE (user_data);
+
        if (MODEST_IS_MAIN_WINDOW (win)) 
                dimmed = modest_ui_dimming_rules_on_main_window_move_to (win, user_data);
        else if (MODEST_IS_MSG_VIEW_WINDOW (win)) 
@@ -452,38 +923,63 @@ 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;
-       const gchar *message = NULL;
+       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);
+                                                          MODEST_MAIN_WINDOW_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 = _selected_folder_not_writeable(MODEST_MAIN_WINDOW(win));
+               dimmed = (state->already_opened_msg > 0) ? TRUE : FALSE;
                if (dimmed) {
-                       if (gtk_widget_is_focus (folder_view))
-                               message = _("mail_in_ui_folder_move_target_error");
-                       else
-                               message = ngettext ("mail_in_ui_folder_move_target_error", "mail_in_ui_folder_move_targets_error",
-                                                   modest_header_view_count_selected_headers (MODEST_HEADER_VIEW(header_view)) > 1);                                   
+                       gchar *message = g_strdup_printf(_("emev_bd_unabletomove_items"), 
+                                                        state->already_opened_msg);
+                       modest_dimming_rule_set_notification (rule, message);
+                       g_free(message);
                }
-       }               
+       }
        if (!dimmed) {
-               dimmed = _invalid_msg_selected (MODEST_MAIN_WINDOW(win), FALSE, user_data);
+               if (!gtk_widget_is_focus (folder_view))
+                       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;
 }
@@ -500,22 +996,56 @@ modest_ui_dimming_rules_on_view_window_move_to (ModestWindow *win, gpointer user
 
        /* Check dimmed rule */ 
        if (!dimmed) {
-               dimmed = !modest_msg_view_window_has_headers_model (MODEST_MSG_VIEW_WINDOW(win));
+               dimmed = _transfer_mode_enabled (win);                  
+               if (dimmed)
+                       modest_dimming_rule_set_notification (rule, _("mail_ib_notavailable_downloading"));
+       }
+       
+       if (!dimmed) {
+               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"));
-               
        }
 
        return dimmed;
 }
 
 gboolean 
-modest_ui_dimming_rules_on_paste_msgs (ModestWindow *win, gpointer user_data)
+modest_ui_dimming_rules_on_find_msg (ModestWindow *win, gpointer user_data)
 {
        ModestDimmingRule *rule = NULL;
-       TnyFolderType types[3];
        gboolean dimmed = FALSE;
 
+       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);
+
+       /* Check dimmed rule */ 
+       if (!dimmed) {
+               dimmed = _transfer_mode_enabled (win);                  
+               if (dimmed)
+                       modest_dimming_rule_set_notification (rule, _("mail_ib_notavailable_downloading"));
+       }
+
+       return dimmed;
+}
+
+gboolean 
+modest_ui_dimming_rules_on_paste (ModestWindow *win, gpointer user_data)
+{
+       ModestDimmingRule *rule = NULL;
+       TnyFolderType types[3];
+       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);
@@ -525,16 +1055,45 @@ modest_ui_dimming_rules_on_paste_msgs (ModestWindow *win, gpointer user_data)
        types[2] = TNY_FOLDER_TYPE_SENT;
        
        /* Check dimmed rule */ 
-       if (!dimmed) 
-               dimmed = _invalid_clipboard_selected (win);
-       if (!dimmed)
+       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"));
+       }
+       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"));
+       }
+       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), 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;
 }
 
@@ -544,15 +1103,34 @@ modest_ui_dimming_rules_on_select_all (ModestWindow *win, gpointer user_data)
 {
        ModestDimmingRule *rule = NULL;
        gboolean dimmed = FALSE;
+       GtkWidget *focused = NULL;
 
-       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 dimmed rule */ 
-       if (!dimmed) 
-               dimmed = _selected_folder_is_empty (MODEST_MAIN_WINDOW(win));                   
-               
+       focused = gtk_window_get_focus (GTK_WINDOW (win));
+
+       /* Main window dimming rules */ 
+       if (!dimmed && MODEST_IS_MAIN_WINDOW (win))
+               dimmed = _selected_folder_is_empty (MODEST_MAIN_WINDOW(win));
+
+       if (!dimmed && MODEST_IS_MAIN_WINDOW (win))
+               dimmed = _header_view_is_all_selected (MODEST_MAIN_WINDOW(win));
+
+       if (!dimmed && GTK_IS_ENTRY (focused)) {
+               const gchar *current_text;
+               current_text = gtk_entry_get_text (GTK_ENTRY (focused));
+               dimmed = ((current_text == NULL) || (current_text[0] == '\0'));
+       }
+
+       if (!dimmed && GTK_IS_TEXT_VIEW (focused)) {
+               GtkTextBuffer *buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (focused));
+               dimmed = (gtk_text_buffer_get_char_count (buffer) < 1);
+       }
+
+       if (dimmed && MODEST_IS_ATTACHMENTS_VIEW (focused))
+               dimmed = FALSE;
        return dimmed;
 }
 
@@ -568,7 +1146,14 @@ modest_ui_dimming_rules_on_view_attachments (ModestWindow *win, gpointer user_da
 
        /* Check dimmed rule */ 
        if (!dimmed) 
-               dimmed = _invalid_attach_selected (win, TRUE, TRUE, rule);                      
+               dimmed = _invalid_attach_selected (win, TRUE, TRUE, FALSE, rule);                       
+
+       if (!dimmed) {
+               dimmed = _purged_attach_selected (win, FALSE, NULL);
+               if (dimmed) {
+                       modest_dimming_rule_set_notification (rule, _("mail_ib_attach_not_local"));
+               }
+       }
                
        return dimmed;
 }
@@ -585,7 +1170,14 @@ modest_ui_dimming_rules_on_save_attachments (ModestWindow *win, gpointer user_da
 
        /* Check dimmed rule */ 
        if (!dimmed) 
-               dimmed = _invalid_attach_selected (win, FALSE, FALSE, rule);                    
+               dimmed = _invalid_attach_selected (win, FALSE, FALSE, FALSE, rule);
+
+       if (!dimmed) {
+               dimmed = _purged_attach_selected (win, FALSE, NULL);
+               if (dimmed) {
+                       modest_dimming_rule_set_notification (rule, _("mail_ib_attach_not_local"));
+               }
+       }
                
        return dimmed;
 }
@@ -594,18 +1186,48 @@ 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 dimmed rule */ 
+       /* Check in main window if there's only one message selected */
+       if (!dimmed && MODEST_IS_MAIN_WINDOW (win)) {
+               dimmed = _invalid_msg_selected (MODEST_MAIN_WINDOW (win), TRUE, rule);
+       }
+
+       /* Check in view window if there's any attachment selected */
+       if (!dimmed && MODEST_IS_MSG_VIEW_WINDOW (win)) {
+               dimmed = _invalid_attach_selected (win, FALSE, FALSE, TRUE, NULL);
+               if (dimmed)
+                       modest_dimming_rule_set_notification (rule, _("FIXME:no attachment selected"));
+       }
+
+       /* cannot purge in editable drafts nor pop folders */
        if (!dimmed) {
-               dimmed = _invalid_attach_selected (win, TRUE, TRUE, rule);                      
+               dimmed = _invalid_folder_for_purge (win, rule);
+       }
+
+       /* Check if the selected message in main window has attachments */
+       if (!dimmed && MODEST_IS_MAIN_WINDOW (win)) {
+               dimmed = !(state->any_has_attachments);
+               if (dimmed)
+                       modest_dimming_rule_set_notification (rule, _("mail_ib_unable_to_purge_attachments"));
        }
+
+       /* Check if all attachments are already purged */
        if (!dimmed) {
-               dimmed = _invalid_attachment_for_purge (win, rule);
+               dimmed = _purged_attach_selected (win, TRUE, rule);
+       }
+
+       /* Check if the message is already downloaded */
+       if (!dimmed && MODEST_IS_MAIN_WINDOW (win)) {
+               dimmed = !_msg_download_completed (MODEST_MAIN_WINDOW (win));
+               if (dimmed)
+                       modest_dimming_rule_set_notification (rule, _("mail_ib_attach_not_local"));
        }
 
 
@@ -613,44 +1235,405 @@ modest_ui_dimming_rules_on_remove_attachments (ModestWindow *win, gpointer user_
 }
 
 gboolean 
-modest_ui_dimming_rules_on_copy (ModestWindow *win, gpointer user_data)
+modest_ui_dimming_rules_on_undo (ModestWindow *win, gpointer user_data)
 {
+       ModestDimmingRule *rule = NULL;
        gboolean dimmed = FALSE;
+       
+       g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
+       rule = MODEST_DIMMING_RULE (user_data);
 
-       g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW(win), FALSE);
+       /* Check dimmed rule */ 
+       if (!dimmed && MODEST_IS_MAIN_WINDOW (win)) {
+               dimmed = _clipboard_is_empty (win); 
+               if (dimmed)
+                       modest_dimming_rule_set_notification (rule, "");
+       }
+
+       if (!dimmed && MODEST_IS_MSG_EDIT_WINDOW (win)) {
+               dimmed = !modest_msg_edit_window_can_undo (MODEST_MSG_EDIT_WINDOW (win));
+       }
+                               
+       return dimmed;  
+}
+
+gboolean 
+modest_ui_dimming_rules_on_redo (ModestWindow *win, gpointer user_data)
+{
+       ModestDimmingRule *rule = NULL;
+       gboolean dimmed = FALSE;
+       
+       g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
+       rule = MODEST_DIMMING_RULE (user_data);
 
        /* Check dimmed rule */ 
-       if (!dimmed) 
-               dimmed = _invalid_clipboard_selected (win);                     
+       if (!dimmed && MODEST_IS_MSG_EDIT_WINDOW (win)) {
+               dimmed = !modest_msg_edit_window_can_redo (MODEST_MSG_EDIT_WINDOW (win));
+       }
+                               
+       return dimmed;  
+}
+
+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) {
+               dimmed = _invalid_clipboard_selected (win, rule);
+       }
+
+       /* Check window specific dimming rules */
+       if (MODEST_IS_MAIN_WINDOW (win)) {
+               /* 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 > 0) ? TRUE : FALSE;
+                               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;
+}
+
+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) {
+               dimmed = _invalid_clipboard_selected (win, rule);
+       }
+       
+       /* Check window specific dimming rules */
+       if (MODEST_IS_MAIN_WINDOW (win)) {
+               /* 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 > 0) ? TRUE : FALSE;
+                               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, _(""));
+                       }
+               }
+       }
+               
+       return dimmed;
+}
+
+gboolean 
+modest_ui_dimming_rules_on_set_style (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);
+       g_return_val_if_fail (MODEST_IS_MSG_EDIT_WINDOW (win), TRUE);
+       rule = MODEST_DIMMING_RULE (user_data);
+       state = modest_window_get_dimming_state (win);
+
+
+       /* Check common dimming rules */
+       if (!dimmed) {
+               ModestMsgEditFormat format;
+               format = modest_msg_edit_window_get_format (MODEST_MSG_EDIT_WINDOW (win));
+
+               dimmed = (format != MODEST_MSG_EDIT_FORMAT_HTML);
+               if (dimmed)
+                       modest_dimming_rule_set_notification (rule, _("mcen_ib_item_unavailable_plaintext"));
+       }
+
+       if (!dimmed) {
+               GtkWidget *body;
+               body = modest_msg_edit_window_get_child_widget (MODEST_MSG_EDIT_WINDOW (win),
+                                                               MODEST_MSG_EDIT_WINDOW_WIDGET_TYPE_BODY);
+               
+               dimmed = ((body == NULL)||(!gtk_widget_is_focus (body)));
+               if (dimmed)
+                       modest_dimming_rule_set_notification (rule, _("mcen_ib_move_cursor_to_message"));
+       }
+              
+       
+       return dimmed;
+}
+
+gboolean 
+modest_ui_dimming_rules_on_zoom (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);
+       g_return_val_if_fail (MODEST_IS_MSG_EDIT_WINDOW (win), TRUE);
+       rule = MODEST_DIMMING_RULE (user_data);
+       state = modest_window_get_dimming_state (win);
+
+       if (!dimmed) {
+               GtkWidget *body;
+               body = modest_msg_edit_window_get_child_widget (MODEST_MSG_EDIT_WINDOW (win),
+                                                               MODEST_MSG_EDIT_WINDOW_WIDGET_TYPE_BODY);
+               
+               dimmed = ((body == NULL)||(!gtk_widget_is_focus (body)));
+               if (dimmed)
+                       modest_dimming_rule_set_notification (rule, _("mcen_ib_move_cursor_to_message"));
+       }
+              
+       
+       return dimmed;
+}
+
+gboolean 
+modest_ui_dimming_rules_on_editor_paste (ModestWindow *win, gpointer user_data)
+{
+       ModestDimmingRule *rule = NULL;
+       const DimmedState *state = NULL;
+       gboolean dimmed = FALSE;
+       GtkWidget *focused = NULL;
+       
+       g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
+       g_return_val_if_fail (MODEST_IS_MSG_EDIT_WINDOW (win), TRUE);
+       rule = MODEST_DIMMING_RULE (user_data);
+       state = modest_window_get_dimming_state (win);
+
+       focused = gtk_window_get_focus (GTK_WINDOW (win));
+
+       if (!dimmed) {
+               dimmed = MODEST_IS_ATTACHMENTS_VIEW (focused);
+       }
+
+       if (!dimmed) {
+               dimmed = GTK_IS_TOGGLE_BUTTON (focused);
+       }
+
+       if (!dimmed) {
+               ModestEmailClipboard *e_clipboard = modest_runtime_get_email_clipboard ();
+               dimmed = modest_email_clipboard_cleared (e_clipboard) && 
+                       (modest_msg_edit_window_get_clipboard_text(MODEST_MSG_EDIT_WINDOW (win)) == NULL) &&
+                        !gtk_clipboard_wait_is_text_available(gtk_clipboard_get(GDK_SELECTION_CLIPBOARD));
+       }
+       
+       return dimmed;
+}
+
+gboolean 
+modest_ui_dimming_rules_on_editor_remove_attachment (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);
+       g_return_val_if_fail (MODEST_IS_MSG_EDIT_WINDOW (win), TRUE);
+       rule = MODEST_DIMMING_RULE (user_data);
+       state = modest_window_get_dimming_state (win);
+
+       if (!dimmed) {
+               GList *selected_attachments = NULL;
+               gint n_att_selected = 0;
+               GtkWidget *attachments_view;
+               attachments_view = modest_msg_edit_window_get_child_widget (
+                       MODEST_MSG_EDIT_WINDOW (win),
+                       MODEST_MSG_EDIT_WINDOW_WIDGET_TYPE_ATTACHMENTS);
+               
+               selected_attachments = modest_attachments_view_get_selection (
+                       MODEST_ATTACHMENTS_VIEW (attachments_view));
+               n_att_selected = g_list_length (selected_attachments);
+               g_list_free (selected_attachments);
+
+               dimmed = (n_att_selected != 1);
+       }
+       
+       return dimmed;
+}
+
+gboolean 
+modest_ui_dimming_rules_on_send (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);
+       g_return_val_if_fail (MODEST_IS_MSG_EDIT_WINDOW (win), TRUE);
+       rule = MODEST_DIMMING_RULE (user_data);
+       state = modest_window_get_dimming_state (win);
+
+       if (!dimmed) {
+               GtkWidget *subject_field, *body_field;
+               GtkTextBuffer *body_buffer;
+               const gchar *subject = NULL;
+               body_field = modest_msg_edit_window_get_child_widget (
+                       MODEST_MSG_EDIT_WINDOW (win),
+                       MODEST_MSG_EDIT_WINDOW_WIDGET_TYPE_BODY);
+               subject_field = modest_msg_edit_window_get_child_widget (
+                       MODEST_MSG_EDIT_WINDOW (win),
+                       MODEST_MSG_EDIT_WINDOW_WIDGET_TYPE_SUBJECT);
+               body_buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (body_field));
+               subject = gtk_entry_get_text (GTK_ENTRY (subject_field));
+
+               dimmed = ((subject == NULL || subject[0] == '\0')
+                         || (gtk_text_buffer_get_char_count(body_buffer) == 0));
+               if (dimmed)
+                       modest_dimming_rule_set_notification (rule, _("mcen_ib_subject_or_body_not_modified"));
+       }
+              
+       if (!dimmed) {
+               GtkWidget *to_field, *cc_field, *bcc_field;
+               GtkTextBuffer * to_buffer, *cc_buffer, *bcc_buffer;
+               cc_field = modest_msg_edit_window_get_child_widget (
+                       MODEST_MSG_EDIT_WINDOW (win),
+                       MODEST_MSG_EDIT_WINDOW_WIDGET_TYPE_CC);
+               to_field = modest_msg_edit_window_get_child_widget (
+                       MODEST_MSG_EDIT_WINDOW (win),
+                       MODEST_MSG_EDIT_WINDOW_WIDGET_TYPE_TO);
+               bcc_field = modest_msg_edit_window_get_child_widget (
+                       MODEST_MSG_EDIT_WINDOW (win),
+                       MODEST_MSG_EDIT_WINDOW_WIDGET_TYPE_BCC);
+               to_buffer = modest_recpt_editor_get_buffer (MODEST_RECPT_EDITOR (to_field));
+               cc_buffer = modest_recpt_editor_get_buffer (MODEST_RECPT_EDITOR (cc_field));
+               bcc_buffer = modest_recpt_editor_get_buffer (MODEST_RECPT_EDITOR (bcc_field));
+
+               dimmed = ((gtk_text_buffer_get_char_count (to_buffer) +
+                          gtk_text_buffer_get_char_count (cc_buffer) +
+                          gtk_text_buffer_get_char_count (bcc_buffer)) == 0);
+               if (dimmed)
+                       modest_dimming_rule_set_notification (rule, _("mcen_ib_add_recipients_first"));
+       }
+       
        return dimmed;
 }
 
 gboolean 
 modest_ui_dimming_rules_on_view_previous (ModestWindow *win, gpointer user_data)
 {
+       ModestDimmingRule *rule = NULL;
        gboolean dimmed = FALSE;
+       
+       g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
+       rule = MODEST_DIMMING_RULE (user_data);
 
        g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW(win), FALSE);
 
-       /* Check dimmed rule */ 
-       if (!dimmed) 
-               dimmed = modest_msg_view_window_first_message_selected (MODEST_MSG_VIEW_WINDOW(win));
-               
+       /* Check dimmed rule */
+       if (!dimmed) {
+               dimmed = _transfer_mode_enabled (win);
+               if (dimmed)
+                       modest_dimming_rule_set_notification (
+                                       rule, _("mail_ib_notavailable_downloading"));
+       }
+       if (!dimmed) {
+               dimmed = modest_msg_view_window_first_message_selected (
+                               MODEST_MSG_VIEW_WINDOW(win));
+               modest_dimming_rule_set_notification (rule, NULL);
+       }
+
        return dimmed;
 }
 
 gboolean 
 modest_ui_dimming_rules_on_view_next (ModestWindow *win, gpointer user_data)
 {
+       ModestDimmingRule *rule = NULL;
        gboolean dimmed = FALSE;
 
        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);
 
        /* Check dimmed rule */ 
-       if (!dimmed) 
-               dimmed = modest_msg_view_window_last_message_selected (MODEST_MSG_VIEW_WINDOW(win));
-               
+       if (!dimmed) {
+               dimmed = _transfer_mode_enabled (win);                  
+               if (dimmed)
+                       modest_dimming_rule_set_notification (rule, _("mail_ib_notavailable_downloading"));
+       }
+       if (!dimmed) {
+               dimmed = modest_msg_view_window_last_message_selected (MODEST_MSG_VIEW_WINDOW (win));
+               modest_dimming_rule_set_notification (rule, NULL);
+       }               
+
        return dimmed;
 }
 
@@ -668,12 +1651,60 @@ modest_ui_dimming_rules_on_tools_smtp_servers (ModestWindow *win, gpointer user_
 gboolean 
 modest_ui_dimming_rules_on_cancel_sending (ModestWindow *win, gpointer user_data)
 {
+       ModestDimmingRule *rule = NULL;
+       TnyFolderType types[1];
+       const DimmedState *state = NULL;
        gboolean dimmed = FALSE;
 
-       /* Check dimmed rule */ 
-       if (!dimmed) 
+       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);
-               
+               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);
+               if (dimmed)
+                       modest_dimming_rule_set_notification (rule, "");
+       }
+
        return dimmed;
 }
 
@@ -712,7 +1743,7 @@ modest_ui_dimming_rules_on_add_to_contacts (ModestWindow *win, gpointer user_dat
                gchar *selection = NULL;
                selection = gtk_clipboard_wait_for_text (clipboard);
 
-               dimmed = !((selection != NULL) && (modest_text_utils_validate_recipient (selection)));
+               dimmed = !((selection != NULL) && (modest_text_utils_validate_recipient (selection, NULL)));
        }
 
        return dimmed;
@@ -720,24 +1751,97 @@ modest_ui_dimming_rules_on_add_to_contacts (ModestWindow *win, gpointer user_dat
 
 /* *********************** static utility functions ******************** */
 
-static gboolean 
-_marked_as_deleted (ModestWindow *win)
+
+static gboolean
+_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;
-       TnyHeaderFlags flags;
 
        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_MAIN_WINDOW_WIDGET_TYPE_FOLDER_VIEW);
+       /* If no folder view, always dimmed */
+       if (!folder_view)
+               return TRUE;
        
-       flags = TNY_HEADER_FLAG_DELETED; 
+       /* 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 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 */ 
-       result = _selected_msg_marked_as (win, flags, FALSE);
+       rules = modest_tny_folder_get_rules (TNY_FOLDER (parent_folder));
+       result = rules & MODEST_FOLDER_RULES_FOLDER_NON_WRITEABLE;
+
+       /* free */
+ frees:
+       if (parent_folder != NULL)
+               g_object_unref (parent_folder);
+
+       return result;
+}
+
+static gboolean
+_selected_folder_not_deletable (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_MAIN_WINDOW_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_writeable (ModestMainWindow *win)
+_selected_folder_not_moveable (ModestMainWindow *win)
 {
        GtkWidget *folder_view = NULL;
        TnyFolderStore *parent_folder = NULL;
@@ -748,7 +1852,7 @@ _selected_folder_not_writeable (ModestMainWindow *win)
 
        /* Get folder view */
        folder_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
-                                                          MODEST_WIDGET_TYPE_FOLDER_VIEW);
+                                                          MODEST_MAIN_WINDOW_WIDGET_TYPE_FOLDER_VIEW);
        /* If no folder view, always dimmed */
        if (!folder_view)
                return TRUE;
@@ -756,17 +1860,54 @@ _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);
+               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_MAIN_WINDOW_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_WRITEABLE;
+       result = rules & MODEST_FOLDER_RULES_FOLDER_NON_RENAMEABLE;
 
        /* free */
-       g_object_unref (parent_folder);
+ frees:
+       if (parent_folder != NULL)
+               g_object_unref (parent_folder);
 
        return result;
 }
@@ -802,6 +1943,24 @@ _selected_folder_is_root (ModestMainWindow *win)
 
        g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), FALSE);
 
+       /* All accounts are root items: */
+       GtkWidget *folder_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
+                                                          MODEST_MAIN_WINDOW_WIDGET_TYPE_FOLDER_VIEW);
+       if (folder_view) {                                      
+               gboolean is_account = FALSE;
+               TnyFolderStore *folder_store = 
+                       modest_folder_view_get_selected (MODEST_FOLDER_VIEW(folder_view));
+               if (folder_store) {
+                       is_account = TNY_IS_ACCOUNT (folder_store);
+                       g_object_unref (folder_store);
+                       folder_store = NULL;
+               }
+               
+               if (is_account)
+                       return TRUE;
+       }
+               
+       /* Try something more precise: */
        types[0] = TNY_FOLDER_TYPE_ROOT; 
 
        /* Check folder type */
@@ -823,7 +1982,10 @@ _selected_folder_is_MMC_or_POP_root (ModestMainWindow *win)
        gboolean result = FALSE;
 
        folder_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
-                                                          MODEST_WIDGET_TYPE_FOLDER_VIEW);
+                                                          MODEST_MAIN_WINDOW_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)
@@ -850,8 +2012,17 @@ _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)
@@ -864,7 +2035,7 @@ _selected_folder_is_empty (ModestMainWindow *win)
 
        /* Get folder view */
        folder_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
-                                                          MODEST_WIDGET_TYPE_FOLDER_VIEW);
+                                                          MODEST_MAIN_WINDOW_WIDGET_TYPE_FOLDER_VIEW);
        /* If no folder view, always dimmed */
        if (!folder_view)
                return TRUE;
@@ -877,13 +2048,32 @@ _selected_folder_is_empty (ModestMainWindow *win)
                return TRUE;
        }
        
-       /* Check folder type */
-       result = tny_folder_get_all_count (TNY_FOLDER (folder)) == 0;
-
-       /* free */
-       g_object_unref (folder);
+       /* Check folder type */
+       result = tny_folder_get_all_count (TNY_FOLDER (folder)) == 0;
+
+       /* free */
+       g_object_unref (folder);
+
+       return result;
+}
+
+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_MAIN_WINDOW_WIDGET_TYPE_FOLDER_VIEW);
+       if (!folder_view)
+               return FALSE;
+       
+       if (gtk_widget_is_focus(folder_view))
+               return TRUE;
 
-       return result;
+       return FALSE;
 }
 
 static gboolean
@@ -898,7 +2088,7 @@ _selected_folder_is_same_as_source (ModestWindow *win)
 
        /* Get folder view */
        folder_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
-                                                          MODEST_WIDGET_TYPE_FOLDER_VIEW);
+                                                          MODEST_MAIN_WINDOW_WIDGET_TYPE_FOLDER_VIEW);
        if (!folder_view)
                return FALSE;
        
@@ -938,15 +2128,15 @@ _selected_folder_is_any_of_type (ModestWindow *win,
        guint i=0;
        gboolean result = FALSE;
 
-       /*Get curent folder */
+       /*Get current folder */
        if (MODEST_IS_MAIN_WINDOW(win)) {
 
                /* Get folder view */
                folder_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
-                                                                  MODEST_WIDGET_TYPE_FOLDER_VIEW);
+                                                                  MODEST_MAIN_WINDOW_WIDGET_TYPE_FOLDER_VIEW);
                /* If no folder view, always dimmed */
                if (!folder_view)
-                       return TRUE;
+                       return FALSE;
        
                /* Get selected folder as parent of new folder to create */
                folder = modest_folder_view_get_selected (MODEST_FOLDER_VIEW(folder_view));
@@ -954,7 +2144,7 @@ _selected_folder_is_any_of_type (ModestWindow *win,
                if (!(folder && TNY_IS_FOLDER(folder))) {
                        if (folder)
                                g_object_unref (folder);
-                       return TRUE;
+                       return FALSE;
                }
                
                /* Check folder type */
@@ -986,10 +2176,9 @@ _folder_is_any_of_type (TnyFolder *folder,
        g_return_val_if_fail (TNY_IS_FOLDER(folder), FALSE);
 
        /* Get folder type */
-       if (modest_tny_folder_is_local_folder (folder))
-               folder_type = modest_tny_folder_get_local_folder_type (folder);         
-       else 
-               folder_type = modest_tny_folder_guess_folder_type (folder);             
+       folder_type = modest_tny_folder_guess_folder_type (folder);
+       if (folder_type == TNY_FOLDER_TYPE_INVALID)
+               g_warning ("%s: BUG: TNY_FOLDER_TYPE_INVALID", __FUNCTION__);
        
        /* Check foler type */
        for (i=0; i < ntypes; i++) {
@@ -999,35 +2188,67 @@ _folder_is_any_of_type (TnyFolder *folder,
        return result;
 }
 
+static gboolean
+_clipboard_is_empty (ModestWindow *win)
+{
+       gboolean result = FALSE;
+       
+       if (MODEST_IS_MAIN_WINDOW (win)) {
+               ModestEmailClipboard *clipboard = NULL;
+               clipboard = modest_runtime_get_email_clipboard ();
+               if (modest_email_clipboard_cleared (clipboard)) 
+                result = TRUE;  
+       }
 
+       return result;
+}
 
 static gboolean
-_invalid_clipboard_selected (ModestWindow *win)
+_invalid_clipboard_selected (ModestWindow *win,
+                            ModestDimmingRule *rule) 
 {
+       const DimmedState *state = NULL;
        gboolean result = FALSE;
+       GtkWidget *focused = NULL;
 
-       if (MODEST_IS_MSG_VIEW_WINDOW (win)) {
+       g_return_val_if_fail (MODEST_IS_WINDOW(win), FALSE);
+       state = modest_window_get_dimming_state (win);
+       /* Get focuesed widget */
+       focused = gtk_window_get_focus (GTK_WINDOW (win));
+
+       if (MODEST_IS_MSG_EDIT_WINDOW (win)) {
+               gboolean has_selection = FALSE;
+               if (GTK_IS_TEXT_VIEW (focused)) {
+                       GtkTextBuffer *buffer = NULL;
+                       buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (focused));
+                       has_selection = gtk_text_buffer_get_has_selection (GTK_TEXT_BUFFER (buffer));
+               } else if (GTK_IS_EDITABLE (focused)) {
+                       has_selection = gtk_editable_get_selection_bounds (GTK_EDITABLE (focused), NULL, NULL);
+               }
+               result = !has_selection;
+       } else if (MODEST_IS_MSG_VIEW_WINDOW (win)) {
                GtkClipboard *clipboard = NULL;
                gchar *selection = NULL;
-               GtkWidget *focused = NULL;
 
                /* Get clipboard selection*/
                clipboard = gtk_clipboard_get (GDK_SELECTION_PRIMARY);
                selection = gtk_clipboard_wait_for_text (clipboard);
 
-               /* Get focuesed widget */
-               focused = gtk_window_get_focus (GTK_WINDOW (win));
-
                /* Check dimming */
                result = ((selection == NULL) || 
                          (MODEST_IS_ATTACHMENTS_VIEW (focused)));
+               
+               if (result)
+                       modest_dimming_rule_set_notification (rule, "");
+               
+               if (selection != NULL) 
+                       g_free(selection);
        }               
        else if (MODEST_IS_MAIN_WINDOW (win)) {
-               ModestEmailClipboard *clipboard = NULL;
-
-               clipboard = modest_runtime_get_email_clipboard ();
-               if (modest_email_clipboard_cleared (clipboard)) 
-                       result = TRUE;
+               /* Check dimming */
+               result = state->n_selected == 0;
+               if (result)
+                       modest_dimming_rule_set_notification (rule, _("mcen_ib_no_message_selected"));                  
        }
        
        return result;
@@ -1038,6 +2259,7 @@ static gboolean
 _invalid_attach_selected (ModestWindow *win,
                          gboolean unique,
                          gboolean for_view,
+                         gboolean for_remove,
                          ModestDimmingRule *rule) 
 {
        GList *attachments, *node;
@@ -1045,12 +2267,16 @@ _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 (win, flags, TRUE);            
+                       result = !state->any_has_attachments;
        }
        else if (MODEST_IS_MSG_VIEW_WINDOW (win)) {
                
@@ -1072,14 +2298,14 @@ _invalid_attach_selected (ModestWindow *win,
                        for (node = attachments; node != NULL && !result; node = g_list_next (node)) {
                                TnyMimePart *mime_part = TNY_MIME_PART (node->data);
                                TnyList *nested_list = tny_simple_list_new ();
-                               if (TNY_IS_MSG (mime_part)) {
+                               if (!for_remove && TNY_IS_MSG (mime_part)) {
                                        selected_messages = TRUE;
                                        result = TRUE;
                                }
                                tny_mime_part_get_parts (mime_part, nested_list);
-                               if (tny_list_get_length (nested_list) > 0) {
-                               nested_attachments = TRUE;
-                               result = TRUE;
+                               if (!for_remove && tny_list_get_length (nested_list) > 0) {
+                                       nested_attachments = TRUE;
+                                       result = TRUE;
                                }
                                g_object_unref (nested_list);
                        }
@@ -1106,38 +2332,76 @@ _invalid_attach_selected (ModestWindow *win,
 }
 
 static gboolean
+_purged_attach_selected (ModestWindow *win, gboolean all, ModestDimmingRule *rule) 
+{
+       GList *attachments = NULL, *node;
+       gint purged = 0;
+       gint n_attachments = 0;
+       gboolean result = FALSE;
+
+       /* This should check if _all_ the attachments are already purged. If only some
+        * of them are purged, then it does not cause dim as there's a confirmation dialog
+        * for removing only local attachments */
+
+       /* Get selected atachments */
+       if (MODEST_IS_MSG_VIEW_WINDOW (win)) {
+               attachments = modest_msg_view_window_get_attachments (MODEST_MSG_VIEW_WINDOW(win));
+       } else if (MODEST_IS_MAIN_WINDOW (win)) {
+               /* If we're in main window, we won't know if there are already purged attachments */
+               return FALSE;
+       }
+
+       if (attachments == NULL)
+               return FALSE;
+
+       for (node = attachments; node != NULL; node = g_list_next (node)) {
+               TnyMimePart *mime_part = TNY_MIME_PART (node->data);
+               if (tny_mime_part_is_purged (mime_part)) {
+                       purged++;
+               }
+               n_attachments++;
+       }
+               
+       /* Free */
+       g_list_free (attachments);
+
+       if (all)
+               result = (purged == n_attachments);
+       else
+               result = (purged > 0);
+
+       if (result && (rule != NULL))
+               modest_dimming_rule_set_notification (rule, _("mail_ib_attachment_already_purged"));
+
+       return result;
+}
+
+static gboolean
 _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));
+                                                          MODEST_MAIN_WINDOW_WIDGET_TYPE_FOLDER_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"));
        }
@@ -1145,309 +2409,144 @@ _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 result = TRUE;
-
-       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);
-       while (!tny_iterator_is_done (iter) && result) {
-               header = TNY_HEADER (tny_iterator_get_current (iter));
-               window = modest_window_mgr_find_window_by_header (mgr, header);
-               result = result && (window != NULL);
-                       
-               g_object_unref (header);
-               tny_iterator_next (iter);
-       }
-       
-       /* free */
-       if (selected_headers != NULL) 
-               g_object_unref (selected_headers);
-       if (iter != NULL)
-               g_object_unref (iter);
-               
-       return result;
-}
 
 static gboolean
-_selected_msg_marked_as (ModestWindow *win, 
-                        TnyHeaderFlags mask, 
-                        gboolean opposite)
+_msg_download_in_progress (ModestWindow *win)
 {
-       GtkWidget *header_view = NULL;
-       TnyList *selected_headers = NULL;
-       TnyIterator *iter = NULL;
-       TnyHeader *header = NULL;
-       TnyHeaderFlags flags;
        gboolean result = 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;
-       
-       /* 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));
-
-               flags = tny_header_get_flags (header);
-               if (opposite)
-                       result = (flags & mask) == 0; 
-               else
-                       result = (flags & mask) != 0; 
+       g_return_val_if_fail (MODEST_IS_WINDOW (win), FALSE);
 
-               g_object_unref (header);
-               tny_iterator_next (iter);
+       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));
        }
-
-       /* 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_completed (ModestMainWindow *win)
 {
-       gboolean result = FALSE;
-
-       g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (win), FALSE);
-
-       result = modest_msg_view_window_toolbar_on_transfer_mode (win);
-
-       return result;
+       const DimmedState *state = modest_window_get_dimming_state (MODEST_WINDOW(win));
+       return state->any_marked_as_cached;
 }
 
-static gboolean
-_msg_download_completed (ModestMainWindow *win)
+static void 
+fill_list_of_caches (gpointer key, gpointer value, gpointer userdata)
 {
-       GtkWidget *header_view = NULL;
-       TnyList *selected_headers = NULL;
-       TnyIterator *iter = NULL;
-       TnyHeader *header = NULL;
-       TnyHeaderFlags flags;
-       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));
-                       
-               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;
+       GSList **send_queues = (GSList **) userdata;
+       *send_queues = g_slist_prepend (*send_queues, value);
 }
 
 static gboolean
 _selected_msg_sent_in_progress (ModestWindow *win)
 {
-       ModestTnySendQueue *send_queue = NULL;
-       GtkWidget *header_view = NULL;
-       ModestTnyAccountStore *acc_store = NULL;
-       TnyAccount *account = NULL;
-       TnyList *header_list = NULL;
-       TnyIterator *iter = NULL;
-       TnyHeader *header = NULL;
-       const gchar *account_name = NULL;
-       gboolean result = FALSE;
-       gchar *id = NULL;
-       
-       /* Get transport account */
-       acc_store = modest_runtime_get_account_store();
-       account_name = modest_window_get_active_account (win);
-       
-       /* If no account defined, this action must be always dimmed  */
-       if (account_name == NULL) return FALSE;
-       account = modest_tny_account_store_get_transport_account_for_open_connection (acc_store, account_name);
-       if (!TNY_IS_TRANSPORT_ACCOUNT (account)) return FALSE;
-
-       /* Get send queue for current ransport account */
-       send_queue = modest_runtime_get_send_queue (TNY_TRANSPORT_ACCOUNT(account));
-       g_return_val_if_fail (MODEST_IS_TNY_SEND_QUEUE (send_queue), FALSE);
-
-       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));
-
-               /* Get message id */
-               id = g_strdup(tny_header_get_message_id (header));
-               
-        } else if (MODEST_IS_MSG_VIEW_WINDOW(win)) {
-               
-               /* Get message header */
-               header = modest_msg_view_window_get_header (MODEST_MSG_VIEW_WINDOW(win));
-
-               /* Get message id */
-               id = g_strdup(tny_header_get_message_id (header));
-       }
-
-       /* Check if msg id is being processed inside send queue */
-       result = modest_tny_send_queue_msg_is_being_sent (send_queue, id);
-
-       /* Free */
-       g_free(id);
-       g_object_unref (header);
-       g_object_unref(header_list);
-       g_object_unref(iter);
-
-       return result;
+       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;
-       ModestTnyAccountStore *acc_store = NULL;
-       TnyAccount *account = NULL;
-       const gchar *account_name = NULL;
+       GSList *send_queues = NULL, *node = NULL;
        gboolean result = FALSE;
        
-       /* Get transport account */
-       acc_store = modest_runtime_get_account_store();
-       account_name = modest_window_get_active_account (win);
-
-       /* If no account defined, this action must be always dimmed  */
-       if (account_name == NULL) return FALSE;
-       account = modest_tny_account_store_get_transport_account_for_open_connection (acc_store, account_name);
-       if (!TNY_IS_TRANSPORT_ACCOUNT (account)) return FALSE;
-
-       /* Get send queue for current ransport account */
-       send_queue = modest_runtime_get_send_queue (TNY_TRANSPORT_ACCOUNT(account));
-       g_return_val_if_fail (MODEST_IS_TNY_SEND_QUEUE (send_queue), FALSE);
-
-       /* Check if send queue is perfimring any send operation */
-       result = modest_tny_send_queue_sending_in_progress (send_queue);
-
+       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);
+       
+       g_hash_table_foreach (send_queue_cache, (GHFunc) fill_list_of_caches, &send_queues);
+       
+       for (node = send_queues; node != NULL && !result; node = g_slist_next (node)) {
+               send_queue = MODEST_TNY_SEND_QUEUE (node->data);
+               
+               /* Check if send operation is in progress */
+               result = modest_tny_send_queue_sending_in_progress (send_queue);
+       }
+       
        return result;
 }
 
 static gboolean
-_invalid_attachment_for_purge (ModestWindow *win, 
-                              ModestDimmingRule *rule)
+_invalid_folder_for_purge (ModestWindow *win, 
+                          ModestDimmingRule *rule)
 {
-       TnyMsg *msg = NULL;
        TnyFolder *folder = NULL;
        TnyAccount *account = NULL;
-       gboolean result = TRUE;
+       gboolean result = FALSE;
 
        if (MODEST_IS_MSG_VIEW_WINDOW (win)) {
 
                /* Get folder and account of message */
-               msg = modest_msg_view_window_get_message (MODEST_MSG_VIEW_WINDOW (win));
+               TnyMsg *msg = modest_msg_view_window_get_message (MODEST_MSG_VIEW_WINDOW (win));
                g_return_val_if_fail(msg != NULL, TRUE);                        
-               folder = tny_msg_get_folder (msg);              
+               folder = tny_msg_get_folder (msg);      
+               g_object_unref (msg);
                if (folder == NULL) {
                        modest_dimming_rule_set_notification (rule, _("mail_ib_unable_to_purge_attachments"));
-                       goto frees;                     
+                       goto frees;
                }
-               account = modest_tny_folder_get_account (folder);
-               if (account == NULL) goto frees;                        
+       } else if (MODEST_IS_MAIN_WINDOW (win)) {
+               GtkWidget *folder_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW (win),
+                                                                             MODEST_MAIN_WINDOW_WIDGET_TYPE_FOLDER_VIEW);
+               if (!folder_view)
+                       return FALSE;
+               folder = TNY_FOLDER (modest_folder_view_get_selected (MODEST_FOLDER_VIEW (folder_view)));
+               if (folder == NULL || ! TNY_IS_FOLDER (folder))
+                       goto frees;             
+       } else {
+               g_return_val_if_reached (FALSE);
+       }
+       account = modest_tny_folder_get_account (folder);
+       if (account == NULL) goto frees;                        
+               
+       /* Check account */
+       if (modest_tny_account_is_virtual_local_folders (TNY_ACCOUNT (account))) {
+               TnyFolderType types[2];
+               types[0] = TNY_FOLDER_TYPE_DRAFTS;
+               types[1] = TNY_FOLDER_TYPE_OUTBOX;
                
-               /* Check account */
-               if (!modest_tny_account_is_virtual_local_folders (TNY_ACCOUNT (account))) {
-                       const gchar *proto_str = tny_account_get_proto (TNY_ACCOUNT (account));
-                       /* If it's POP then dim */
-                       if (modest_protocol_info_get_transport_store_protocol (proto_str) == 
-                           MODEST_PROTOCOL_STORE_POP) {
-                               GList *attachments;
-                               gint n_selected;
-                               result = TRUE;
+               if (_selected_folder_is_any_of_type (win, types, 2)) {
+                       result = TRUE;
+                       modest_dimming_rule_set_notification (rule, _("mail_ib_unable_to_purge_editable_msg"));
+               } else {
+                       result = FALSE;
+               }
+       } else {
+               const gchar *proto_str = tny_account_get_proto (TNY_ACCOUNT (account));
+               /* If it's POP then dim */
+               if (modest_protocol_info_get_transport_store_protocol (proto_str) == 
+                   MODEST_PROTOCOL_STORE_POP) {
+                       GList *attachments = NULL;
+                       gint n_selected = 0;
+                       result = TRUE;
+                       
+                       /* TODO: This check is here to prevent a gwarning, but this looks like a logic error.
+                        * murrayc */
+                       if (MODEST_IS_MSG_VIEW_WINDOW (win)) {
                                attachments = modest_msg_view_window_get_attachments (MODEST_MSG_VIEW_WINDOW(win));
                                n_selected = g_list_length (attachments);
                                g_list_free (attachments);
-                               
-                               modest_dimming_rule_set_notification (rule, 
-                                                                     ngettext ("mail_ib_unable_to_pure_attach_pop_mail_singular",
-                                                                               "mail_ib_unable_to_pure_attach_pop_mail_plural", 
-                                                                               n_selected));
                        }
+                       
+                       modest_dimming_rule_set_notification (rule, 
+                                                             ngettext ("mail_ib_unable_to_pure_attach_pop_mail_singular",
+                                                                       "mail_ib_unable_to_pure_attach_pop_mail_plural", 
+                                                                       n_selected));
                }
        }
-
- frees:
-       if (msg != NULL)
-               g_object_unref (msg);
+       
+frees:
        if (folder != NULL)
                g_object_unref (folder);
        if (account != NULL)
@@ -1456,3 +2555,89 @@ _invalid_attachment_for_purge (ModestWindow *win,
        return result;
 }
 
+static gboolean
+_transfer_mode_enabled (ModestWindow *win)
+{
+       gboolean result = FALSE;
+
+        /* 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_MAIN_WINDOW_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,
+                                                           TRUE);
+               
+       /* Free */
+ frees:
+       if (folder != NULL) 
+               g_object_unref (folder);
+
+
+       return result;
+}      
+
+gboolean 
+modest_ui_dimming_rules_on_save_to_drafts (ModestWindow *win, 
+                                          gpointer user_data)
+{
+       ModestDimmingRule *rule = NULL;
+       gboolean dimmed = FALSE;
+
+       g_return_val_if_fail (MODEST_MSG_EDIT_WINDOW (win), FALSE);
+       g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
+       rule = MODEST_DIMMING_RULE (user_data);
+
+       /* Check dimmed rule */ 
+       if (!dimmed) {
+               dimmed = !modest_msg_edit_window_is_modified (MODEST_MSG_EDIT_WINDOW (win));
+       }
+
+       return dimmed;  
+}
+
+gboolean
+modest_ui_dimming_rules_on_insert_image (ModestWindow *win,
+                                        gpointer user_data)
+{
+       g_return_val_if_fail (MODEST_MSG_EDIT_WINDOW (win), FALSE);
+
+       ModestMsgEditFormat format =
+         modest_msg_edit_window_get_format (MODEST_MSG_EDIT_WINDOW (win));
+
+       return (format != MODEST_MSG_EDIT_FORMAT_HTML);
+}