* Add new dimming rules for copy,cut and paste operations.
[modest] / src / modest-ui-dimming-rules.c
index 40bfab9..809ba94 100644 (file)
 
 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, ModestDimmingRule *rule);
-static gboolean _invalid_clipboard_selected (ModestMsgViewWindow *win);
-static gboolean _already_opened_msg (ModestWindow *win);
+static gboolean _invalid_attach_selected (ModestWindow *win, gboolean unique, gboolean for_view, ModestDimmingRule *rule);
+static gboolean _clipboard_is_empty (ModestWindow *win);
+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 _selected_folder_is_any_of_type (ModestWindow *win, TnyFolderType types[], guint ntypes);
@@ -53,23 +54,31 @@ 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 _selected_folder_is_empty (ModestMainWindow *win);
+static gboolean _selected_folder_is_same_as_source (ModestWindow *win);
 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 _marked_as_deleted (ModestWindow *win);
+static gboolean _invalid_attachment_for_purge (ModestWindow *win, ModestDimmingRule *rule);
 
 
 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_DIMMING_RULE (user_data), FALSE);
+       rule = MODEST_DIMMING_RULE (user_data);
                
        /* Check dimmed rule */ 
-       if (!dimmed)
+       if (!dimmed) {
                dimmed = _msg_download_in_progress (MODEST_MSG_VIEW_WINDOW(win));
+               if (dimmed)
+                       modest_dimming_rule_set_notification (rule, "");
+       }
 
        return dimmed;
 }
@@ -77,16 +86,18 @@ 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);
 
-
+       /* Get selected folder as parent of new folder to create */
        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 */
        parent_folder = modest_folder_view_get_selected (MODEST_FOLDER_VIEW(folder_view));
        if (!parent_folder)
                return TRUE;
@@ -100,6 +111,8 @@ modest_ui_dimming_rules_on_new_folder (ModestWindow *win, gpointer user_data)
                        /* 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, "");
                }
        } else {
                /* TODO: the specs say that only one level of subfolder is allowed, is this true ? */
@@ -111,10 +124,16 @@ modest_ui_dimming_rules_on_new_folder (ModestWindow *win, gpointer user_data)
                types[2] = TNY_FOLDER_TYPE_SENT;
 
                /* Apply folder rules */        
-               if (!dimmed)
+               if (!dimmed) {
                        dimmed = _selected_folder_not_writeable (MODEST_MAIN_WINDOW(win));
-               if (!dimmed)
+                       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, "");
+               }
        }
        g_object_unref (parent_folder);
 
@@ -124,10 +143,13 @@ modest_ui_dimming_rules_on_new_folder (ModestWindow *win, gpointer user_data)
 gboolean 
 modest_ui_dimming_rules_on_delete_folder (ModestWindow *win, gpointer user_data)
 {
-       gboolean dimmed = FALSE;
+       ModestDimmingRule *rule = NULL;
        TnyFolderType types[5];
+       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);
 
        types[0] = TNY_FOLDER_TYPE_DRAFTS; 
        types[1] = TNY_FOLDER_TYPE_OUTBOX;
@@ -135,17 +157,28 @@ modest_ui_dimming_rules_on_delete_folder (ModestWindow *win, gpointer user_data)
        types[3] = TNY_FOLDER_TYPE_INBOX;
        types[4] = TNY_FOLDER_TYPE_ROOT;
 
-       g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), FALSE);
                
        /* Check dimmed rule */ 
-       if (!dimmed)
+       if (!dimmed) {
                dimmed = _selected_folder_not_writeable (MODEST_MAIN_WINDOW(win));
-       if (!dimmed)
+               if (dimmed)
+                       modest_dimming_rule_set_notification (rule, "");
+       }
+       if (!dimmed) {
                dimmed = _selected_folder_is_any_of_type (win, types, 5);
-       if (!dimmed)
+               if (dimmed)
+                       modest_dimming_rule_set_notification (rule, "");
+       }
+       if (!dimmed) {
                dimmed = _selected_folder_is_root_or_inbox (MODEST_MAIN_WINDOW(win));
-       if (!dimmed)
+               if (dimmed)
+                       modest_dimming_rule_set_notification (rule, "");
+       }
+       if (!dimmed) {
                dimmed = _selected_folder_is_MMC_or_POP_root (MODEST_MAIN_WINDOW(win));
+               if (dimmed)
+                       modest_dimming_rule_set_notification (rule, "");
+       }
 
        return dimmed;
 }
@@ -153,13 +186,19 @@ 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));
+               if (dimmed)
+                       modest_dimming_rule_set_notification (rule, "");
+       }
 
        return dimmed;
        
@@ -168,24 +207,34 @@ modest_ui_dimming_rules_on_sort (ModestWindow *win, gpointer user_data)
 gboolean 
 modest_ui_dimming_rules_on_rename_folder (ModestWindow *win, gpointer user_data)
 {
-       gboolean dimmed = FALSE;
+       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);
 
        types[0] = TNY_FOLDER_TYPE_DRAFTS; 
        types[1] = TNY_FOLDER_TYPE_OUTBOX;
        types[2] = TNY_FOLDER_TYPE_SENT;
        
-       g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), FALSE);
-               
        /* Check dimmed rule */ 
-       if (!dimmed)
+       if (!dimmed) {
                dimmed = _selected_folder_not_writeable (MODEST_MAIN_WINDOW(win));
-       if (!dimmed)
+               if (dimmed)
+                       modest_dimming_rule_set_notification (rule, "");
+       }
+       if (!dimmed) {
                dimmed = _selected_folder_is_root_or_inbox (MODEST_MAIN_WINDOW(win));
-       if (!dimmed)
+               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;
 }
@@ -201,8 +250,9 @@ modest_ui_dimming_rules_on_open_msg (ModestWindow *win, gpointer user_data)
        rule = MODEST_DIMMING_RULE (user_data);
                
        /* Check dimmed rule */ 
-       if (!dimmed)
+       if (!dimmed) {
                dimmed = _invalid_msg_selected (MODEST_MAIN_WINDOW(win), TRUE, user_data);
+       }
        if (!dimmed) {
                dimmed = _selected_msg_sent_in_progress (win);
                if (dimmed)
@@ -240,15 +290,18 @@ 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)
+               if (!dimmed) {
                        dimmed = _msg_download_in_progress (MODEST_MSG_VIEW_WINDOW(win));
+                       if (dimmed)
+                               modest_dimming_rule_set_notification (rule, "");
+               }
        }
        
        return dimmed;
@@ -258,15 +311,22 @@ 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;
 }
@@ -289,6 +349,7 @@ gboolean
 modest_ui_dimming_rules_on_delete_msg (ModestWindow *win, gpointer user_data)
 {
        ModestDimmingRule *rule = NULL;
+       guint n_messages = 0;
        gboolean dimmed = FALSE;
 
        g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
@@ -299,17 +360,20 @@ modest_ui_dimming_rules_on_delete_msg (ModestWindow *win, gpointer user_data)
                if (!dimmed) {
                        dimmed = _selected_folder_is_empty (MODEST_MAIN_WINDOW(win));                   
                        if (dimmed)
-                               modest_dimming_rule_set_notification (rule, _("ckct_ib_nothing_to_delete"));
+                               modest_dimming_rule_set_notification (rule, _CS("ckct_ib_nothing_to_delete"));
                }
                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);
-                       if (dimmed)
-                               modest_dimming_rule_set_notification (rule, _("mcen_nc_unable_to_delete_n_messages"));
+                       dimmed = _already_opened_msg (win, &n_messages);
+                       if (dimmed) {
+                               gchar *num = g_strdup_printf ("%d", n_messages);
+                               gchar *message = g_strdup_printf(_("mcen_nc_unable_to_delete_n_messages"), n_messages);
+                               modest_dimming_rule_set_notification (rule, message);
+                               g_free(message);
+                               g_free(num);
+                       }
                }
                if (!dimmed) {
                        dimmed = _marked_as_deleted (win);
@@ -325,6 +389,11 @@ modest_ui_dimming_rules_on_delete_msg (ModestWindow *win, gpointer user_data)
        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);
+                       }
                }
        }
 
@@ -334,8 +403,12 @@ 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)) {
@@ -362,8 +435,10 @@ 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);
                                }
@@ -375,8 +450,11 @@ modest_ui_dimming_rules_on_details (ModestWindow *win, gpointer user_data)
        } else {
 
                /* Check dimmed rule */ 
-               if (!dimmed)
+               if (!dimmed) {
                        dimmed = _msg_download_in_progress (MODEST_MSG_VIEW_WINDOW(win));
+                       if (dimmed)
+                               modest_dimming_rule_set_notification (rule, "");
+               }
        }
 
        return dimmed;
@@ -386,37 +464,50 @@ 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;
+       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);
        
        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) 
+       }
+       if (!dimmed) {
                dimmed = _selected_msg_marked_as (win, flags, FALSE);
-       
+               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;
+       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);
        
        flags = TNY_HEADER_FLAG_SEEN; 
 
        /* Check dimmed rule */ 
        if (!dimmed)
                dimmed = _invalid_msg_selected (MODEST_MAIN_WINDOW(win), FALSE, user_data);
-       if (!dimmed) 
+       if (!dimmed) {
                dimmed = _selected_msg_marked_as (win, flags, TRUE);
+               if (dimmed)
+                       modest_dimming_rule_set_notification (rule, "");
+       }
 
        return dimmed;
 }
@@ -424,8 +515,12 @@ modest_ui_dimming_rules_on_mark_as_unread_msg (ModestWindow *win, gpointer user_
 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)) 
@@ -440,9 +535,13 @@ modest_ui_dimming_rules_on_main_window_move_to (ModestWindow *win, gpointer user
 {
        GtkWidget *folder_view = NULL;
        GtkWidget *header_view = NULL;
+       ModestDimmingRule *rule = NULL;
+       const gchar *message = 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);
        
        /* Get the folder view */
        folder_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
@@ -451,53 +550,78 @@ modest_ui_dimming_rules_on_main_window_move_to (ModestWindow *win, gpointer user
        /* Get header view */
        header_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
                                                           MODEST_WIDGET_TYPE_HEADER_VIEW);
-
-       /* Check common diming rules */
-
-       /* Check diming rules for folder transfer  */
-       if (gtk_widget_is_focus (folder_view)) {
-               if (!dimmed) 
-                       dimmed = _selected_folder_not_writeable(MODEST_MAIN_WINDOW(win));
-       }
-       /* Check diming rules for msg transfer  */
-       else if (gtk_widget_is_focus (header_view)) {
-               if (!dimmed)
-                       dimmed = _invalid_msg_selected (MODEST_MAIN_WINDOW(win), FALSE, user_data);
+       
+       /* Check diming rules for folders and messages transfer  */
+       if (!dimmed) {
+               dimmed = _selected_folder_not_writeable(MODEST_MAIN_WINDOW(win));
+               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);                                   
+               }
+       }               
+       if (!dimmed) {
+               dimmed = _invalid_msg_selected (MODEST_MAIN_WINDOW(win), FALSE, user_data);
                
        }
-
+       
        return dimmed;
 }
 
 gboolean 
 modest_ui_dimming_rules_on_view_window_move_to (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)
+       if (!dimmed) {
                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)
 {
+       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);
 
        types[0] = TNY_FOLDER_TYPE_DRAFTS; 
        types[1] = TNY_FOLDER_TYPE_OUTBOX;
        types[2] = TNY_FOLDER_TYPE_SENT;
        
        /* Check dimmed rule */ 
-       if (!dimmed)
+       if (!dimmed) {
+               dimmed = _clipboard_is_empty (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, "");
+       }
+       if (!dimmed) {
+               dimmed = _selected_folder_is_same_as_source (win);
+               if (dimmed)
+                       modest_dimming_rule_set_notification (rule, _("mcen_ib_unable_to_copy_samefolder"));
+       }
 
        return dimmed;
 }
@@ -514,8 +638,11 @@ modest_ui_dimming_rules_on_select_all (ModestWindow *win, gpointer user_data)
        rule = MODEST_DIMMING_RULE (user_data);
 
        /* Check dimmed rule */ 
-       if (!dimmed) 
+       if (!dimmed) {
                dimmed = _selected_folder_is_empty (MODEST_MAIN_WINDOW(win));                   
+               if (dimmed)
+                       modest_dimming_rule_set_notification (rule, "");
+       }
                
        return dimmed;
 }
@@ -532,7 +659,7 @@ modest_ui_dimming_rules_on_view_attachments (ModestWindow *win, gpointer user_da
 
        /* Check dimmed rule */ 
        if (!dimmed) 
-               dimmed = _invalid_attach_selected (win, TRUE, rule);                    
+               dimmed = _invalid_attach_selected (win, TRUE, TRUE, rule);                      
                
        return dimmed;
 }
@@ -549,7 +676,7 @@ modest_ui_dimming_rules_on_save_attachments (ModestWindow *win, gpointer user_da
 
        /* Check dimmed rule */ 
        if (!dimmed) 
-               dimmed = _invalid_attach_selected (win, FALSE, rule);                   
+               dimmed = _invalid_attach_selected (win, FALSE, FALSE, rule);                    
                
        return dimmed;
 }
@@ -566,23 +693,102 @@ modest_ui_dimming_rules_on_remove_attachments (ModestWindow *win, gpointer user_
 
        /* Check dimmed rule */ 
        if (!dimmed) {
-               dimmed = _invalid_attach_selected (win, FALSE, NULL);                   
-               modest_dimming_rule_set_notification (rule, _("mcen_ib_unable_to_display_more"));
+               dimmed = _invalid_attach_selected (win, TRUE, TRUE, rule);                      
        }
+       if (!dimmed) {
+               dimmed = _invalid_attachment_for_purge (win, rule);
+       }
+
 
        return dimmed;
 }
 
 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_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 = _invalid_clipboard_selected (MODEST_MSG_VIEW_WINDOW(win));                     
+       if (!dimmed) {
+               dimmed = _clipboard_is_empty (win); 
+               if (dimmed)
+                       modest_dimming_rule_set_notification (rule, "");
+       }
+                               
+       return dimmed;  
+}
+
+gboolean 
+modest_ui_dimming_rules_on_cut (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 common dimming rules */
+       if (!dimmed) {
+               dimmed = _invalid_clipboard_selected (win);
+               if (dimmed)
+                       modest_dimming_rule_set_notification (rule, "");
+       }
+
+       /* Check window specific dimming rules */
+       if (MODEST_IS_MAIN_WINDOW (win)) {
+               if (!dimmed) {
+                       dimmed = _selected_folder_not_writeable (MODEST_MAIN_WINDOW(win));
+                       if (dimmed)
+                               modest_dimming_rule_set_notification (rule, "");
+               }
+               if (!dimmed) { 
+                       dimmed = _selected_folder_is_empty (MODEST_MAIN_WINDOW(win));                   
+                       if (dimmed)
+                               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"));
+               }
+       }
+       
+       return dimmed;
+}
+
+gboolean 
+modest_ui_dimming_rules_on_copy (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 common dimming rules */
+       if (!dimmed) {
+               dimmed = _invalid_clipboard_selected (win);
+               if (dimmed)
+                       modest_dimming_rule_set_notification (rule, "");
+       }
+       
+       /* Check window specific dimming rules */
+       if (MODEST_IS_MAIN_WINDOW (win)) {
+               if (!dimmed) {
+                       dimmed = _selected_folder_is_empty (MODEST_MAIN_WINDOW(win));                   
+                       if (dimmed)
+                               modest_dimming_rule_set_notification (rule, "");
+               }               
+               if (!dimmed) {
+                       dimmed = _selected_msg_sent_in_progress (win);
+                       if (dimmed)
+                               modest_dimming_rule_set_notification (rule, _("mcen_ib_unable_to_cut_mess"));
+               }
+       }
                
        return dimmed;
 }
@@ -590,28 +796,41 @@ modest_ui_dimming_rules_on_copy (ModestWindow *win, gpointer user_data)
 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) 
+       if (!dimmed) {
                dimmed = modest_msg_view_window_first_message_selected (MODEST_MSG_VIEW_WINDOW(win));
-               
+               if (dimmed)
+                       modest_dimming_rule_set_notification (rule, "");
+       }               
+
        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) 
+       if (!dimmed) {
                dimmed = modest_msg_view_window_last_message_selected (MODEST_MSG_VIEW_WINDOW(win));
-               
+               if (dimmed)
+                       modest_dimming_rule_set_notification (rule, "");
+       }               
+
        return dimmed;
 }
 
@@ -651,7 +870,8 @@ modest_ui_dimming_rules_on_send_receive (ModestWindow *win, gpointer user_data)
        if (!dimmed) {
                dimmed = !modest_account_mgr_has_accounts(modest_runtime_get_account_mgr(), 
                                                          TRUE);        
-               modest_dimming_rule_set_notification (rule, _("mcen_nc_no_email_acnts_defined"));
+               if (dimmed)
+                       modest_dimming_rule_set_notification (rule, _("mcen_nc_no_email_acnts_defined"));
        }
 
        return dimmed;
@@ -847,6 +1067,47 @@ _selected_folder_is_empty (ModestMainWindow *win)
 }
 
 static gboolean
+_selected_folder_is_same_as_source (ModestWindow *win)
+{
+       ModestEmailClipboard *clipboard = NULL;
+       GtkWidget *folder_view = NULL;
+       TnyFolderStore *folder = NULL;
+       gboolean result = FALSE;
+
+       g_return_val_if_fail (MODEST_IS_MAIN_WINDOW(win), FALSE);
+
+       /* Get folder view */
+       folder_view = modest_main_window_get_child_widget (MODEST_MAIN_WINDOW(win),
+                                                          MODEST_WIDGET_TYPE_FOLDER_VIEW);
+       if (!folder_view)
+               return FALSE;
+       
+       /* Get selected folder as destination folder */
+       folder = modest_folder_view_get_selected (MODEST_FOLDER_VIEW(folder_view));
+       if (!(folder && TNY_IS_FOLDER(folder))) {
+               result = FALSE;
+               goto frees;
+       }
+       
+       /* Check clipboard is cleared */
+       clipboard = modest_runtime_get_email_clipboard ();
+       if (modest_email_clipboard_cleared (clipboard)) {
+               result = FALSE;
+               goto frees;
+       }
+               
+       /* Check source folder */
+       result = modest_email_clipboard_check_source_folder (clipboard, 
+                                                            (const TnyFolder *) folder);
+       
+       /* Free */
+ frees:
+       g_object_unref (folder);
+       
+       return result;
+}
+
+static gboolean
 _selected_folder_is_any_of_type (ModestWindow *win,
                                 TnyFolderType types[], 
                                 guint ntypes)
@@ -918,35 +1179,61 @@ _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 (ModestMsgViewWindow *win)
+_invalid_clipboard_selected (ModestWindow *win)
 {
-       GtkClipboard *clipboard = NULL;
-       gchar *selection = NULL;
-       GtkWidget *focused = NULL;
        gboolean result = FALSE;
 
-       g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (win), TRUE);
+       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 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));
 
-       /* Get focuesed widget */
-       focused = gtk_window_get_focus (GTK_WINDOW (win));
+               /* Check dimming */
+               result = ((selection == NULL) || 
+                         (MODEST_IS_ATTACHMENTS_VIEW (focused)));
+       }               
+       else if (MODEST_IS_MAIN_WINDOW (win)) {
+               GtkWidget *header_view = NULL;
 
-       /* Check dimming */
-       result = ((selection == NULL) || 
-                 (MODEST_IS_ATTACHMENTS_VIEW (focused)));
-                 
+               /* 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));            
+       }
+       
        return result;
 }
 
+
 static gboolean
 _invalid_attach_selected (ModestWindow *win,
                          gboolean unique,
+                         gboolean for_view,
                          ModestDimmingRule *rule) 
 {
        GList *attachments, *node;
@@ -959,42 +1246,51 @@ _invalid_attach_selected (ModestWindow *win,
        if (MODEST_IS_MAIN_WINDOW (win)) {
                flags = TNY_HEADER_FLAG_ATTACHMENTS;
                if (!result)
-                       result = _selected_msg_marked_as (win, flags, TRUE);
-               
+                       result = _selected_msg_marked_as (win, flags, TRUE);            
        }
        else if (MODEST_IS_MSG_VIEW_WINDOW (win)) {
                
                /* Get selected atachments */
                attachments = modest_msg_view_window_get_attachments (MODEST_MSG_VIEW_WINDOW(win));
                n_selected = g_list_length (attachments);
-               for (node = attachments; node != NULL; node = g_list_next (node)) {
-                       TnyMimePart *mime_part = TNY_MIME_PART (node->data);
-                       TnyList *nested_list = tny_simple_list_new ();
-                       if (!tny_mime_part_is_attachment (mime_part)) {
-                               selected_messages = TRUE;
-                               break;
-                       }
-                       tny_mime_part_get_parts (mime_part, nested_list);
-                       if (tny_list_get_length (nested_list) > 0)
-                               nested_attachments = TRUE;
-                       g_object_unref (nested_list);
+
+               /* Check unique */              
+               if (!result) {
+                       if (unique) 
+                               result = n_selected != 1;
+                       else
+                               
+                               result = n_selected < 1;
                }
                
-               /* Check unique */
-               if (unique) 
-                       result = n_selected != 1;
-               else
-                       
-                       result = n_selected < 1;
+               /* Check attached type (view operation not required) */
+               if (!result && !for_view)  {
+                       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)) {
+                                       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;
+                               }
+                               g_object_unref (nested_list);
+                       }
+               }
                
                /* Set notifications */
-               if (!result && rule != NULL) {
+               if (result && rule != NULL) {
                        if (selected_messages) {
                                modest_dimming_rule_set_notification (rule, _("mcen_ib_unable_to_save_attach_mail"));
                        } else if (nested_attachments) {
                                modest_dimming_rule_set_notification (rule, _("FIXME:unable to save attachments with nested elements"));
                        } else if (n_selected == 0) {
                                modest_dimming_rule_set_notification (rule, _("FIXME:no attachment selected"));
+                       } else if (unique) {
+                               modest_dimming_rule_set_notification (rule, _("mcen_ib_unable_to_display_more"));
                        }
                }
                
@@ -1046,7 +1342,8 @@ _invalid_msg_selected (ModestMainWindow *win,
 }
 
 static gboolean
-_already_opened_msg (ModestWindow *win)
+_already_opened_msg (ModestWindow *win,
+                    guint *n_messages)
 {
        ModestWindow *window = NULL;
        ModestWindowMgr *mgr = NULL;
@@ -1072,6 +1369,8 @@ _already_opened_msg (ModestWindow *win)
        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);
@@ -1298,3 +1597,58 @@ _sending_in_progress (ModestWindow *win)
 
        return result;
 }
+
+static gboolean
+_invalid_attachment_for_purge (ModestWindow *win, 
+                              ModestDimmingRule *rule)
+{
+       TnyMsg *msg = NULL;
+       TnyFolder *folder = NULL;
+       TnyAccount *account = NULL;
+       gboolean result = TRUE;
+
+       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));
+               g_return_val_if_fail(msg != NULL, TRUE);                        
+               folder = tny_msg_get_folder (msg);              
+               if (folder == NULL) {
+                       modest_dimming_rule_set_notification (rule, _("mail_ib_unable_to_purge_attachments"));
+                       goto frees;                     
+               }
+               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))) {
+                       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;
+                               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));
+                       }
+               }
+       }
+
+ frees:
+       if (msg != NULL)
+               g_object_unref (msg);
+       if (folder != NULL)
+               g_object_unref (folder);
+       if (account != NULL)
+               g_object_unref (account);
+       
+       return result;
+}
+