internal override void PerformAction()
{
CountryConfig.SystemRow systemRow = (_senderColumn.Tag as SystemTreeListTag).GetSystemRow();
if (_showRequest && Tools.UserInfoHandler.GetInfo("Are you sure you want to delete system '" + _senderColumn.Caption + "'?", MessageBoxButtons.YesNo) == DialogResult.No)
{
_actionIsCanceled = true;
return;
}
//adapt exchange-rate in global table
//note that the exchange-rate-config is not included in the undo-procedure, thus this will not be undone
ExchangeRatesConfigFacade excf = EM_AppContext.Instance.GetExchangeRatesConfigFacade(false);
if (excf != null)
{
excf.RemoveSystems(systemRow.CountryRow.ShortName, new List <string>()
{
systemRow.Name
});
}
if (_dataConfigFacade != null) //if 'country' is an add-on it does not have a dataConfig
{
_dataConfigFacade.DeleteDBSystemConfigRows(systemRow.ID); //first delete all references of the system with datasets
}
CountryConfigFacade.DeleteSystemRow(systemRow); //then delete the system itself
}