/// <summary> /// A helper function that asks user for a SaveAs name and returns their new choice. /// </summary> /// <param name="fileSpec">The file specification to filter the files.</param> /// <param name="oldFilename">The current file name.</param> /// <returns>Returns the new file name or null if action cancelled by user.</returns> public string AskUserForSaveFileName(string fileSpec, string oldFilename) { return(view.AskUserForSaveFileName(fileSpec, oldFilename)); }