/// <summary>
        /// Showes process results.
        /// </summary>
        /// <param name="storage">Imported objects storage.</param>
        /// <param name="errorInAdd">Detected error in store imported object procedure flag.</param>
        private void _PopulateProcessResults(bool errorInAdd, Storage storage)
        {
            // initialize status of process
            App    currentApp    = App.Current;
            string statusRscName = (errorInAdd) ? "ImportProcessFailed" : "ImportProcessDone";
            string statusText    =
                currentApp.GetString(statusRscName, _informer.ObjectName);

            // update status
            currentApp.MainWindow.StatusBar.SetStatus(_informer.ParentPage, statusText);

            if (errorInAdd)
            {   // error in adding routine detected - show only status text
                currentApp.Messenger.AddMessage(MessageType.Error, statusText);
            }
            else
            {   // successed process ending - show statistics
                var statisticCreator = new Informer();
                statisticCreator.Inform(_importer, _geocoder, storage, statusText);
            }
        }
        /// <summary>
        /// Showes process results.
        /// </summary>
        /// <param name="storage">Imported objects storage.</param>
        /// <param name="errorInAdd">Detected error in store imported object procedure flag.</param>
        private void _PopulateProcessResults(bool errorInAdd, Storage storage)
        {
            // initialize status of process
            App currentApp = App.Current;
            string statusRscName = (errorInAdd) ? "ImportProcessFailed" : "ImportProcessDone";
            string statusText =
                    currentApp.GetString(statusRscName, _informer.ObjectName);

            // update status
            currentApp.MainWindow.StatusBar.SetStatus(_informer.ParentPage, statusText);

            if (errorInAdd)
            {   // error in adding routine detected - show only status text
                currentApp.Messenger.AddMessage(MessageType.Error, statusText);
            }
            else
            {   // successed process ending - show statistics
                var statisticCreator = new Informer();
                statisticCreator.Inform(_importer, _geocoder, storage, statusText);
            }
        }