private void btnEditChoroba_Click(object sender, RoutedEventArgs e)
{
NewChoroba nce = new NewChoroba(grdChoroby.SelectedItem as Choroby);
nce.Activate();
nce.ShowDialog();
}
private void btnNowaChoroba_Click(object sender, RoutedEventArgs e)
{
NewChoroba nc = new NewChoroba();
nc.Activate();
bool?result = nc.ShowDialog();
if (result == true)
{
populateChorobyGrid();
}
}