/// <summary>
        /// Open file using open dialog.
        /// </summary>
        public void OpeFile()
        {
            OpenFileDialog dialog = new OpenFileDialog();

            dialog.Filter = "Binary file (.bin)|*.bin";

            bool?result = dialog.ShowDialog();

            if (result == true)
            {
                string filename = dialog.FileName;
                try
                {
                    _folder = _serializeClient.DeserializeFolderModel(filename);
                    var treeItem = Mapper.Map <TreeViewItemModel>(_folder);
                    Filename = filename;

                    TreeViewItemModels.Clear();
                    TreeViewItemModels.Add(treeItem);
                }
                catch (Exception ex)
                {
                    _logger.Error(ex);
                }
            }
        }