* Implement optimizations on DimmingRules management.
[modest] / src / modest-ui-dimming-rules.c
index c115653..c88ff13 100644 (file)
@@ -50,8 +50,8 @@ static gboolean _invalid_attach_selected (ModestWindow *win,
 static gboolean _purged_attach_selected (ModestWindow *win, gboolean all, ModestDimmingRule *rule);
 static gboolean _clipboard_is_empty (ModestWindow *win);
 static gboolean _invalid_clipboard_selected (ModestWindow *win, ModestDimmingRule *rule);
-static gboolean _already_opened_msg (ModestWindow *win, guint *n_messages);
-static gboolean _selected_msg_marked_as (ModestMainWindow *win, TnyHeaderFlags mask, gboolean opposite, gboolean all);
+/* static gboolean _already_opened_msg (ModestWindow *win, guint *n_messages); */
+/* static gboolean _selected_msg_marked_as (ModestMainWindow *win, TnyHeaderFlags mask, gboolean opposite, gboolean all); */
 static gboolean _selected_folder_not_writeable (ModestMainWindow *win);
 static gboolean _selected_folder_is_snd_level (ModestMainWindow *win);
 static gboolean _selected_folder_is_any_of_type (ModestWindow *win, TnyFolderType types[], guint ntypes);
@@ -64,11 +64,217 @@ static gboolean _msg_download_in_progress (ModestMsgViewWindow *win);
 static gboolean _msg_download_completed (ModestMainWindow *win);
 static gboolean _selected_msg_sent_in_progress (ModestWindow *win);
 static gboolean _sending_in_progress (ModestWindow *win);
-static gboolean _message_is_marked_as_deleted (ModestMsgViewWindow *win);
-static gboolean _selected_message_is_marked_as_deleted (ModestMainWindow *win);
+/* static gboolean _message_is_marked_as_deleted (ModestMsgViewWindow *win); */
+/* static gboolean _selected_message_is_marked_as_deleted (ModestMainWindow *win); */
 static gboolean _invalid_folder_for_purge (ModestWindow *win, ModestDimmingRule *rule);
 static gboolean _transfer_mode_enabled (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 *header_view = 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;
+                       
+       g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(window), NULL);
+
+       /* Init state */
+       state = g_slice_new0 (DimmedState);
+       state->n_selected = 0;
+       state->already_opened_msg = FALSE;
+       state->any_marked_as_deleted = FALSE;
+       state->all_marked_as_deleted = FALSE;
+       state->any_marked_as_seen = FALSE;
+       state->all_marked_as_seen = FALSE;
+       state->any_marked_as_cached = FALSE;
+       state->all_marked_as_cached = FALSE;
+       state->any_has_attachments = FALSE;
+       state->all_has_attachments = FALSE;
+       state->sent_in_progress = FALSE;
+
+       /* Get header view and selected headers */
+       header_view = modest_main_window_get_child_widget (window, MODEST_WIDGET_TYPE_HEADER_VIEW);
+       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 (!state->already_opened_msg)
+                       state->already_opened_msg = modest_window_mgr_find_registered_header (mgr, header, NULL);
+               
+               /* Mark as deleted */
+               state->any_marked_as_deleted &= flags & TNY_HEADER_FLAG_DELETED;
+               if (!state->any_marked_as_deleted)
+                       state->any_marked_as_deleted = flags & TNY_HEADER_FLAG_DELETED;
+               
+               /* Mark as seen */
+               state->any_marked_as_seen &= flags & TNY_HEADER_FLAG_SEEN;
+               if (!state->any_marked_as_seen)
+                       state->any_marked_as_seen = flags & TNY_HEADER_FLAG_SEEN;
+               
+               /* Mark as cached */
+               state->any_marked_as_cached &= flags & TNY_HEADER_FLAG_CACHED;
+               if (!state->any_marked_as_cached)
+                       state->any_marked_as_cached = flags & TNY_HEADER_FLAG_CACHED;
+
+               /* Mark has_attachments */
+               state->any_has_attachments &= flags & TNY_HEADER_FLAG_ATTACHMENTS;
+               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);
+       }
+
+       /* 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;
+                       
+       g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW(window), NULL);
+
+       /* Init state */
+       state = g_slice_new0 (DimmedState);
+       state->n_selected = 0;
+       state->already_opened_msg = FALSE;
+       state->any_marked_as_deleted = FALSE;
+       state->all_marked_as_deleted = FALSE;
+       state->any_marked_as_seen = FALSE;
+       state->all_marked_as_seen = FALSE;
+       state->any_marked_as_cached = FALSE;
+       state->all_marked_as_cached = FALSE;
+       state->any_has_attachments = FALSE;
+       state->all_has_attachments = FALSE;
+       state->sent_in_progress = FALSE;
+
+       header = modest_msg_view_window_get_header (MODEST_MSG_VIEW_WINDOW(window));
+       g_return_val_if_fail (TNY_IS_HEADER(header), state);
+       flags = tny_header_get_flags (header);
+
+       /* Selected */
+       state->n_selected++;
+
+       /* Mark as deleted */
+       state->any_marked_as_deleted &= flags & TNY_HEADER_FLAG_DELETED;
+       if (!state->any_marked_as_deleted)
+               state->any_marked_as_deleted = flags & TNY_HEADER_FLAG_DELETED;
+       
+       /* Mark as seen */
+       state->any_marked_as_seen &= flags & TNY_HEADER_FLAG_SEEN;
+       if (!state->any_marked_as_seen)
+               state->any_marked_as_seen = flags & TNY_HEADER_FLAG_SEEN;
+       
+       /* Mark as cached */
+       state->any_marked_as_cached &= flags & TNY_HEADER_FLAG_CACHED;
+       if (!state->any_marked_as_cached)
+               state->any_marked_as_cached = flags & TNY_HEADER_FLAG_CACHED;
+       
+       /* Mark has_attachments */
+       state->any_has_attachments &= flags & TNY_HEADER_FLAG_ATTACHMENTS;
+       if (!state->any_has_attachments)
+               state->any_has_attachments = flags & TNY_HEADER_FLAG_ATTACHMENTS;
+       
+       /* sent in progress */
+       msg_uid = modest_tny_send_queue_get_msg_id (header);
+       if (!state->sent_in_progress) {
+               cache_mgr = modest_runtime_get_cache_mgr ();
+               send_queue_cache = modest_cache_mgr_get_cache (cache_mgr,
+                                                              MODEST_CACHE_MGR_CACHE_TYPE_SEND_QUEUE);
+               
+               g_hash_table_foreach (send_queue_cache, (GHFunc) fill_list_of_caches, &send_queues);
+               
+               for (node = send_queues; node != NULL && !found; node = g_slist_next (node)) {
+                       send_queue = MODEST_TNY_SEND_QUEUE (node->data);
+                       
+                       /* Check if msg uid is being processed inside send queue */
+                       found = modest_tny_send_queue_msg_is_being_sent (send_queue, msg_uid);          
+               }
+               state->sent_in_progress = found;
+       }
+       
+       /* Free */
+       g_free(msg_uid);
+       g_object_unref (header);
+       g_slist_free (send_queues);
+
+       return state;
+}
+
+   
+DimmedState *
+modest_ui_dimming_rules_define_dimming_state (ModestWindow *window)
+{
+       DimmedState *state = NULL;
+
+       g_return_val_if_fail (MODEST_IS_WINDOW(window), NULL);
+       
+       if (MODEST_IS_MAIN_WINDOW (window)) 
+               state = _define_main_window_dimming_state (MODEST_MAIN_WINDOW(window));
+       else if (MODEST_IS_MSG_VIEW_WINDOW (window)) {
+               state = _define_msg_view_window_dimming_state (MODEST_MSG_VIEW_WINDOW(window));         
+       }
+       
+       return state;
+}
+
 
 gboolean 
 modest_ui_dimming_rules_on_new_msg (ModestWindow *win, gpointer user_data)
@@ -322,17 +528,19 @@ modest_ui_dimming_rules_on_open_msg (ModestWindow *win, gpointer user_data)
 {
        ModestDimmingRule *rule = NULL;
        gboolean dimmed = FALSE;
+       const DimmedState *state = NULL;
 
        g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), FALSE);
        g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
        rule = MODEST_DIMMING_RULE (user_data);
-               
+       state = modest_window_get_dimming_state (win);          
+
        /* Check dimmed rule */ 
        if (!dimmed) {
                dimmed = _invalid_msg_selected (MODEST_MAIN_WINDOW(win), TRUE, user_data);
        }
        if (!dimmed) {
-               dimmed = _selected_message_is_marked_as_deleted (MODEST_MAIN_WINDOW (win));
+               dimmed = state->any_marked_as_deleted;
                if (dimmed)
                        modest_dimming_rule_set_notification (rule, _("mcen_ib_message_already_deleted"));
        }
@@ -439,10 +647,12 @@ modest_ui_dimming_rules_on_delete_msg (ModestWindow *win, gpointer user_data)
 {
        ModestDimmingRule *rule = NULL;
        guint n_messages = 0;
+       const DimmedState *state = NULL;
        gboolean dimmed = FALSE;
 
        g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
        rule = MODEST_DIMMING_RULE (user_data);
+       state = modest_window_get_dimming_state (win);          
        
        /* Check dimmed rule */         
        if (MODEST_IS_MAIN_WINDOW (win)) {
@@ -455,24 +665,25 @@ modest_ui_dimming_rules_on_delete_msg (ModestWindow *win, gpointer user_data)
                        dimmed = _invalid_msg_selected (MODEST_MAIN_WINDOW(win), FALSE, user_data);
                }
                if (!dimmed) {
-                       dimmed = _already_opened_msg (win, &n_messages);
+                       dimmed = state->already_opened_msg;
+                       n_messages = state->n_selected;
                        if (dimmed) {
                                gchar *num = g_strdup_printf ("%d", n_messages);
                                gchar *message = g_strdup_printf(_("mcen_nc_unable_to_delete_n_messages"), num);
-/*                             modest_dimming_rule_set_notification (rule, _("mcen_nc_unable_to_delete_n_messages")); */
                                modest_dimming_rule_set_notification (rule, message);
                                g_free(message);
                                g_free(num);
                        }
+                       
                }
                if (!dimmed) {
-                       dimmed = _selected_message_is_marked_as_deleted (MODEST_MAIN_WINDOW (win));
+                       dimmed = state->any_marked_as_deleted;
                        if (dimmed) {
                                modest_dimming_rule_set_notification (rule, _("mcen_ib_message_already_deleted"));
                        }
                }
                if (!dimmed) {
-                       dimmed = _selected_msg_sent_in_progress (win);
+                       dimmed = state->sent_in_progress;
                        if (dimmed)
                                modest_dimming_rule_set_notification (rule, _CS("ckct_ib_unable_to_delete"));
                }
@@ -484,7 +695,7 @@ modest_ui_dimming_rules_on_delete_msg (ModestWindow *win, gpointer user_data)
                                modest_dimming_rule_set_notification (rule, _("mail_ib_notavailable_downloading"));
                }
                if (!dimmed) {
-                       dimmed = _message_is_marked_as_deleted (MODEST_MSG_VIEW_WINDOW (win));
+                       dimmed = state->any_marked_as_deleted;
                        if (dimmed)
                                modest_dimming_rule_set_notification (rule, _("mcen_ib_message_already_deleted"));
                }
@@ -572,11 +783,13 @@ modest_ui_dimming_rules_on_mark_as_read_msg (ModestWindow *win, gpointer user_da
 {
        ModestDimmingRule *rule = NULL;
        TnyHeaderFlags flags;
+       const DimmedState *state = NULL;
        gboolean dimmed = FALSE;
 
        g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), FALSE);
        g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
        rule = MODEST_DIMMING_RULE (user_data);
+       state = modest_window_get_dimming_state (win);          
        
        flags = TNY_HEADER_FLAG_SEEN; 
 
@@ -585,7 +798,7 @@ modest_ui_dimming_rules_on_mark_as_read_msg (ModestWindow *win, gpointer user_da
                dimmed = _invalid_msg_selected (MODEST_MAIN_WINDOW(win), FALSE, user_data);
        }
        if (!dimmed) {
-               dimmed = _selected_msg_marked_as (MODEST_MAIN_WINDOW(win), flags, FALSE, TRUE);
+               dimmed = state->all_marked_as_seen;
                if (dimmed)
                        modest_dimming_rule_set_notification (rule, "");
        }       
@@ -598,11 +811,13 @@ modest_ui_dimming_rules_on_mark_as_unread_msg (ModestWindow *win, gpointer user_
 {
        ModestDimmingRule *rule = NULL;
        TnyHeaderFlags flags;
+       const DimmedState *state = NULL;
        gboolean dimmed = FALSE;
 
        g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), FALSE);
        g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
        rule = MODEST_DIMMING_RULE (user_data);
+       state = modest_window_get_dimming_state (win);          
        
        flags = TNY_HEADER_FLAG_SEEN; 
 
@@ -610,7 +825,7 @@ modest_ui_dimming_rules_on_mark_as_unread_msg (ModestWindow *win, gpointer user_
        if (!dimmed)
                dimmed = _invalid_msg_selected (MODEST_MAIN_WINDOW(win), FALSE, user_data);
        if (!dimmed) {
-               dimmed = _selected_msg_marked_as (MODEST_MAIN_WINDOW(win), flags, TRUE, TRUE);
+               dimmed = !state->any_marked_as_seen;
                if (dimmed)
                        modest_dimming_rule_set_notification (rule, "");
        }
@@ -640,22 +855,20 @@ gboolean
 modest_ui_dimming_rules_on_main_window_move_to (ModestWindow *win, gpointer user_data)
 {
        GtkWidget *folder_view = NULL;
-       GtkWidget *header_view = NULL;
        ModestDimmingRule *rule = NULL;
        guint n_messages = 0;
+       const DimmedState *state = NULL;
        gboolean dimmed = FALSE;
        
        g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), TRUE);
        g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
        rule = MODEST_DIMMING_RULE (user_data);
+       state = modest_window_get_dimming_state (win);          
        
        /* Get the folder view */
        folder_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
                                                           MODEST_WIDGET_TYPE_FOLDER_VIEW);
 
-       /* Get header view */
-       header_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
-                                                          MODEST_WIDGET_TYPE_HEADER_VIEW);
        
        /* Check diming rules for folders transfer  */
        if (gtk_widget_is_focus (folder_view)) {
@@ -682,7 +895,8 @@ modest_ui_dimming_rules_on_main_window_move_to (ModestWindow *win, gpointer user
        
        /* Check diming rules for messages transfer  */
        if (!dimmed) {
-               dimmed = _already_opened_msg (win, &n_messages);
+               dimmed = state->already_opened_msg;
+               n_messages = state->n_selected;
                if (dimmed) {
                        gchar *message = g_strdup_printf(_("emev_bd_unabletomove_items"), n_messages);
                        modest_dimming_rule_set_notification (rule, message);
@@ -858,11 +1072,13 @@ gboolean
 modest_ui_dimming_rules_on_remove_attachments (ModestWindow *win, gpointer user_data)
 {
        ModestDimmingRule *rule = NULL;
+       const DimmedState *state = NULL;
        gboolean dimmed = FALSE;
 
        g_return_val_if_fail (MODEST_IS_WINDOW(win), FALSE);
        g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
        rule = MODEST_DIMMING_RULE (user_data);
+       state = modest_window_get_dimming_state (win);          
 
        /* Check in main window if there's only one message selected */
        if (!dimmed && MODEST_IS_MAIN_WINDOW (win)) {
@@ -883,7 +1099,7 @@ modest_ui_dimming_rules_on_remove_attachments (ModestWindow *win, gpointer user_
 
        /* Check if the selected message in main window has attachments */
        if (!dimmed && MODEST_IS_MAIN_WINDOW (win)) {
-               dimmed = _selected_msg_marked_as (MODEST_MAIN_WINDOW(win), TNY_HEADER_FLAG_ATTACHMENTS, TRUE, FALSE);
+               dimmed = state->any_has_attachments;
                if (dimmed)
                        modest_dimming_rule_set_notification (rule, _("mail_ib_unable_to_purge_attachments"));
        }
@@ -1053,17 +1269,20 @@ modest_ui_dimming_rules_on_cancel_sending (ModestWindow *win, gpointer user_data
        ModestDimmingRule *rule = NULL;
        TnyFolderType types[1];
        guint n_messages = 0;
+       const DimmedState *state = NULL;
        gboolean dimmed = FALSE;
 
        g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), FALSE);
        g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
        rule = MODEST_DIMMING_RULE (user_data);
+       state = modest_window_get_dimming_state (win);
 
        types[0] = TNY_FOLDER_TYPE_OUTBOX; 
 
        /* Check dimmed rules */        
        if (!dimmed) {
-               dimmed = _already_opened_msg (win, &n_messages);
+               dimmed = state->already_opened_msg;
+               n_messages = state->n_selected;
                if (dimmed) 
                        modest_dimming_rule_set_notification (rule, _("mcen_ib_message_unableto_cancel_send"));
        }
@@ -1124,39 +1343,6 @@ modest_ui_dimming_rules_on_add_to_contacts (ModestWindow *win, gpointer user_dat
 
 /* *********************** static utility functions ******************** */
 
-/* Returns whether the selected message is marked as deleted. */
-static gboolean 
-_message_is_marked_as_deleted (ModestMsgViewWindow *win)
-{
-       g_return_val_if_fail (win, FALSE);
-       g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW(win), FALSE);
-       
-       TnyHeader* header = modest_msg_view_window_get_header (win);
-       if (!header)
-               return FALSE;
-               
-       return (tny_header_get_flags (header) & TNY_HEADER_FLAG_DELETED);
-}
-
-
-
-/* Returns whether the selected message is marked as deleted.
- * @param win The main window, or NULL if you want this function 
- * to discover the main window itself, which is marginally less 
- * efficient. */
-static gboolean 
-_selected_message_is_marked_as_deleted (ModestMainWindow *win)
-{
-       gboolean result = FALSE;
-       TnyHeaderFlags flags;
-
-       flags = TNY_HEADER_FLAG_DELETED; 
-
-       /* Check dimmed rule */ 
-       result = _selected_msg_marked_as (win, flags, FALSE, FALSE);
-       
-       return result;
-}
 
 static gboolean
 _selected_folder_not_writeable (ModestMainWindow *win)
@@ -1496,8 +1682,12 @@ static gboolean
 _invalid_clipboard_selected (ModestWindow *win,
                       ModestDimmingRule *rule) 
 {
+       const DimmedState *state = NULL;
        gboolean result = FALSE;
 
+       g_return_val_if_fail (MODEST_IS_WINDOW(win), FALSE);
+       state = modest_window_get_dimming_state (win);
+
        if (MODEST_IS_MSG_VIEW_WINDOW (win)) {
                GtkClipboard *clipboard = NULL;
                gchar *selection = NULL;
@@ -1516,16 +1706,13 @@ _invalid_clipboard_selected (ModestWindow *win,
                
                if (result)
                        modest_dimming_rule_set_notification (rule, "");
+               
+               if (selection != NULL) 
+                       g_free(selection);
        }               
        else if (MODEST_IS_MAIN_WINDOW (win)) {
-               GtkWidget *header_view = NULL;
-
-               /* Get header view to check selected messages */
-               header_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
-                                                                  MODEST_WIDGET_TYPE_HEADER_VIEW);
-       
                /* Check dimming */
-               result = !modest_header_view_has_selected_headers (MODEST_HEADER_VIEW(header_view));            
+               result = state->n_selected == 0;
                if (result)
                        modest_dimming_rule_set_notification (rule, _("mcen_ib_no_message_selected"));                  
        }
@@ -1546,12 +1733,16 @@ _invalid_attach_selected (ModestWindow *win,
        TnyHeaderFlags flags;
        gboolean nested_attachments = FALSE;
        gboolean selected_messages = FALSE;
+       const DimmedState *state = NULL;
        gboolean result = FALSE;
 
+       g_return_val_if_fail (MODEST_IS_WINDOW(win), FALSE);
+       state = modest_window_get_dimming_state (win);
+
        if (MODEST_IS_MAIN_WINDOW (win)) {
                flags = TNY_HEADER_FLAG_ATTACHMENTS;
                if (!result)
-                       result = _selected_msg_marked_as (MODEST_MAIN_WINDOW (win), flags, TRUE, FALSE);                
+                       result = !state->any_has_attachments;
        }
        else if (MODEST_IS_MSG_VIEW_WINDOW (win)) {
                
@@ -1656,34 +1847,27 @@ _invalid_msg_selected (ModestMainWindow *win,
                       gboolean unique,
                       ModestDimmingRule *rule) 
 {
-       GtkWidget *header_view = NULL;          
        GtkWidget *folder_view = NULL;
-       gboolean selected_headers = FALSE;
+       const DimmedState *state = NULL;
        gboolean result = FALSE;
 
        g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), FALSE);
        g_return_val_if_fail (MODEST_IS_DIMMING_RULE (rule), FALSE);
+       state = modest_window_get_dimming_state (MODEST_WINDOW(win));
                
-       /* Get header view to check selected messages */
-       header_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
-                                                          MODEST_WIDGET_TYPE_HEADER_VIEW);
-       
        /* Get folder view to check focus */
        folder_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW (win),
                                                           MODEST_WIDGET_TYPE_FOLDER_VIEW);
 
-       /* Get selected headers */
-       selected_headers = modest_header_view_has_selected_headers (MODEST_HEADER_VIEW(header_view));
-
        /* Check dimmed rule (TODO: check focus on widgets */   
        if (!result) {
-               result = ((!selected_headers) ||
+               result = ((state->n_selected == 0 ) ||
                          (gtk_widget_is_focus (folder_view)));
                if (result)
                        modest_dimming_rule_set_notification (rule, _("mcen_ib_no_message_selected"));
        }
        if (!result && unique) {
-               result = modest_header_view_count_selected_headers (MODEST_HEADER_VIEW(header_view)) > 1;
+               result = state->n_selected > 1;
                if (result)
                        modest_dimming_rule_set_notification (rule, _("mcen_ib_select_one_message"));
        }
@@ -1691,136 +1875,6 @@ _invalid_msg_selected (ModestMainWindow *win,
        return result;
 }
 
-static gboolean
-_already_opened_msg (ModestWindow *win,
-                    guint *n_messages)
-{
-       //ModestWindow *window = NULL;
-       ModestWindowMgr *mgr = NULL;
-       GtkWidget *header_view = NULL;          
-       TnyList *selected_headers = NULL;
-       TnyIterator *iter = NULL;
-       TnyHeader *header = NULL;
-       gboolean found;
-
-       g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), FALSE);
-               
-       /* Get header view to check selected messages */
-       header_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
-                                                          MODEST_WIDGET_TYPE_HEADER_VIEW);
-
-
-       /* Check no selection */
-       if (!modest_header_view_has_selected_headers (MODEST_HEADER_VIEW(header_view)))
-           return FALSE;
-           
-       /* Get selected headers */
-       selected_headers = modest_header_view_get_selected_headers (MODEST_HEADER_VIEW(header_view));
-       if (selected_headers == NULL) 
-               return FALSE;
-
-       *n_messages = tny_list_get_length (selected_headers);
-
-       /* Check dimmed rule (TODO: check focus on widgets */   
-       mgr = modest_runtime_get_window_mgr ();
-       iter = tny_list_create_iterator (selected_headers);
-       found = FALSE;
-       while (!tny_iterator_is_done (iter)) {
-               header = TNY_HEADER (tny_iterator_get_current (iter));
-               if (header) {
-                       found = modest_window_mgr_find_registered_header (mgr,header, NULL);
-               
-                       g_object_unref (header);
-               }
-
-               tny_iterator_next (iter);
-
-               if (found)
-                       break;
-       }
-               
-       /* free */
-       if (selected_headers != NULL) 
-               g_object_unref (selected_headers);
-       if (iter != NULL)
-               g_object_unref (iter);
-               
-       return found;
-}
-
-/* Returns whether the selected message has these flags.
- * @win: The main window, or NULL if you want this function 
- * to discover the main window itself.
- */
-static gboolean
-_selected_msg_marked_as (ModestMainWindow *win, 
-                        TnyHeaderFlags mask, 
-                        gboolean opposite,
-                        gboolean all)
-{
-       ModestMainWindow *main_window = NULL;
-       GtkWidget *header_view = NULL;
-       TnyList *selected_headers = NULL;
-       TnyIterator *iter = NULL;
-       TnyHeader *header = NULL;
-       TnyHeaderFlags flags = 0;
-       gboolean result = TRUE;
-
-    /* The caller can supply the main window if it knows it, 
-     * to save time, or we can get it here: */
-       if (win && MODEST_IS_MAIN_WINDOW (win))
-               main_window = win;
-       else {
-               main_window = MODEST_MAIN_WINDOW (
-                       modest_window_mgr_get_main_window (modest_runtime_get_window_mgr ()));
-       }       
-
-       /* TODO: Javi, what about if the main window does not
-          exist?. Adding some code to avoid CRITICALs */
-       if (!main_window)
-               return FALSE;
-
-       /* Get header view to check selected messages */
-       header_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(main_window),
-                                                          MODEST_WIDGET_TYPE_HEADER_VIEW);
-
-       /* Check no selection */
-       if (!modest_header_view_has_selected_headers (MODEST_HEADER_VIEW(header_view)))
-           return TRUE;
-
-       /* Get selected headers */
-       selected_headers = modest_header_view_get_selected_headers (MODEST_HEADER_VIEW(header_view));
-       if (selected_headers == NULL) 
-               return TRUE;
-       
-       /* Call the function for each header */
-       iter = tny_list_create_iterator (selected_headers);
-       while (!tny_iterator_is_done (iter) && result) {
-               header = TNY_HEADER (tny_iterator_get_current (iter));
-               if (header) {
-                       flags = tny_header_get_flags (header);
-                       if (opposite)
-                               result = (flags & mask) == 0; 
-                       else
-                               result = (flags & mask) != 0; 
-
-                       g_object_unref (header);
-               }
-
-               tny_iterator_next (iter);
-       }
-
-       if (all) 
-               result = result && tny_iterator_is_done (iter);
-
-       /* free */
-       if (selected_headers != NULL) 
-               g_object_unref (selected_headers);
-       if (iter != NULL)
-               g_object_unref (iter);
-
-       return result;
-}
 
 static gboolean
 _msg_download_in_progress (ModestMsgViewWindow *win)
@@ -1837,50 +1891,8 @@ _msg_download_in_progress (ModestMsgViewWindow *win)
 static gboolean
 _msg_download_completed (ModestMainWindow *win)
 {
-       GtkWidget *header_view = NULL;
-       TnyList *selected_headers = NULL;
-       TnyIterator *iter = NULL;
-       TnyHeader *header = NULL;
-       TnyHeaderFlags flags = 0;
-       gboolean result = FALSE;
-
-       g_return_val_if_fail (MODEST_IS_MAIN_WINDOW (win), FALSE);
-
-
-       /* Get header view to check selected messages */
-       header_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
-                                                          MODEST_WIDGET_TYPE_HEADER_VIEW);
-
-       /* Check no selection */
-       if (!modest_header_view_has_selected_headers (MODEST_HEADER_VIEW(header_view)))
-           return TRUE;
-
-       /* Get selected headers */
-       selected_headers = modest_header_view_get_selected_headers (MODEST_HEADER_VIEW(header_view));
-       if (selected_headers == NULL) 
-               return TRUE;
-
-       /* Check dimmed rule  */        
-       result = TRUE;
-       iter = tny_list_create_iterator (selected_headers);
-       while (!tny_iterator_is_done (iter) && result) {
-               header = TNY_HEADER (tny_iterator_get_current (iter));
-               if (header) {
-                       flags = tny_header_get_flags (header);
-                       /* TODO: is this the right flag?, it seems that some
-                          headers that have been previously downloaded do not
-                          come with it */
-                       result = (flags & TNY_HEADER_FLAG_CACHED);
-
-                       g_object_unref (header);
-               }
-
-               tny_iterator_next (iter);
-       }
-
-       g_object_unref (iter);
-
-       return result;
+       const DimmedState *state = modest_window_get_dimming_state (MODEST_WINDOW(win));
+       return state->any_marked_as_cached;
 }
 
 static void 
@@ -1893,74 +1905,8 @@ fill_list_of_caches (gpointer key, gpointer value, gpointer userdata)
 static gboolean
 _selected_msg_sent_in_progress (ModestWindow *win)
 {
-       ModestCacheMgr *cache_mgr;
-       GHashTable     *send_queue_cache;
-       GSList *send_queues = NULL, *node;
-       ModestTnySendQueue *send_queue = NULL;
-       GtkWidget *header_view = NULL;
-       TnyList *header_list = NULL;
-       TnyIterator *iter = NULL;
-       TnyHeader *header = NULL;
-       gboolean result = FALSE;
-       gchar *msg_uid = NULL;
-       
-
-       if (MODEST_IS_MAIN_WINDOW(win)) {
-               
-               /* Get header view to check selected messages */
-               header_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
-                                                                  MODEST_WIDGET_TYPE_HEADER_VIEW);
-               
-               /* Check no selection */
-               if (!modest_header_view_has_selected_headers (MODEST_HEADER_VIEW(header_view)))
-                   return FALSE;
-
-               /* Get selected headers */
-               header_list = modest_header_view_get_selected_headers (MODEST_HEADER_VIEW(header_view));
-
-               /* Get message header */
-               if (!header_list) return FALSE;
-               iter = tny_list_create_iterator (header_list);
-               header = TNY_HEADER (tny_iterator_get_current (iter));
-               if (header) {
-                       /* Get message uid */
-                       msg_uid = modest_tny_send_queue_get_msg_id (header);
-                       g_object_unref (header);
-               }
-               
-        } else if (MODEST_IS_MSG_VIEW_WINDOW(win)) {
-               
-               /* Get message header */
-               header = modest_msg_view_window_get_header (MODEST_MSG_VIEW_WINDOW(win));
-               if (header) {
-                       /* Get message uid */
-                       msg_uid = modest_tny_send_queue_get_msg_id (header);
-                       g_object_unref (header);
-               }
-       }
-
-       /* Search on send queues cache */
-       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 msg uid is being processed inside send queue */
-               result = modest_tny_send_queue_msg_is_being_sent (send_queue, msg_uid);         
-       }
-
-
-       /* Free */
-       g_free(msg_uid);
-       g_object_unref(header_list);
-       g_object_unref(iter);
-       g_slist_free (send_queues);
-
-       return result;
+       const DimmedState *state = modest_window_get_dimming_state (win);
+       return state->sent_in_progress;
 }
 
 
@@ -2070,3 +2016,4 @@ _transfer_mode_enabled (ModestWindow *win)
 
        return result;
 }
+