I need to have the equivalent of this code in WPF DataGrid.Rows[ComboBox.SelectedIndex].Selected = true;

My Code in C#

 private void ComboBoxSelectedIndexChanged(object sender, EventArgs e)
        {
            if (cmbGorooAsli.SelectedIndex >= 0)
            {
                DataGrid.Rows[ComboBox.SelectedIndex].Selected = true;
            }
        }

 I need to have the equivalent of this code in WPF