public void DiscardChangesItemClickHandler(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
{
if (ObjectsToSave(unitOfWork))
{
if (XtraMessageBox.Show("This operation is going to discard all unsaved changes. Are you sure you want to proceed?", "Question",
MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes)
{
TransactionalChangeHandler.DiscardChanges <T>(unitOfWork, topLevelCollection);
}
}
}