public string Show()
{
if (Dispatcher.CurrentDispatcher.Thread.IsBackground)
{
return(Dispatcher.CurrentDispatcher.Invoke((Func <string>)Show));
}
var dialog = _factory.CreateSaveFileDialog();
dialog.SetTitle(SaveDialogTitle);
dialog.SetDefaultExtension(DefaultFileExtension);
dialog.SetFilter(FileFilter);
var result = dialog.ShowDialog();
if (!result.HasValue || !result.Value)
{
return(null);
}
var filePath = dialog.GetFilePath();
return(filePath);
}
