private void button_RestoreCache(object sender, RoutedEventArgs e)
{
OpenFileDialog diag = new OpenFileDialog();
if (diag.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
string path = diag.FileName;
BitmapComparer.RestoreDiffCacheFromDisk(path);
System.Windows.MessageBox.Show("DONE!");
}
}