private void BtnCompare_Click(object sender, RoutedEventArgs e)
{
if (dataCompareWindow == null)
{
dataCompareWindow = new DataCompareWindow();
dataCompareWindow.Closed += dataCompareWindow_Closed;
dataCompareWindow.Show();
}
}
private void dataCompareWindow_Closed(object sender, EventArgs e)
{
dataCompareWindow = null;
}
