private void menuItemDelSys_Click(object sender, EventArgs e = null)
{
string system; DataGridViewRow clickedRow; if (!menuItem_GetActionInfo(sender, out system, out clickedRow))
{
return;
}
try
{ // just try to remove the system from any row of this country, thus move can be realised as del+add
string country = clickedRow.Cells[colCountry.Name].Value.ToString().ToLower();
foreach (DataGridViewRow row in dgvRates.Rows)
{
if (row.Cells[colCountry.Name].Value.ToString().ToLower() != country || row.Cells[colValidFor.Name].Value == null)
{
continue;
}
bool calledFromMove = e == null; // if called from Move suppress storing undo action, to store it together with the following Add
if (!dgvRates.SetCellValue(row, colValidFor.Name,
ExchangeRate.RemoveFromValidFor(row.Cells[colValidFor.Name].Value.ToString(), system),
!calledFromMove))
{
ShowGridLastError();
}
}
}
catch (Exception exception) { UserInfoHandler.ShowException(exception); }
}
internal bool HasDifferences() // find out whether there are differences, if not the dialog does not need to be shown
{ // at the same time prepare dialog (for the case that there are differences)
// remove all 'questionable systems' (systems for which exchange-rate differs) from ratesGlobal
// and put them into the data-grid (for further treatment by the user)
// also add exchange-rates from ratesCountry which do not (yet) exist in ratesGlobal to the data-grid
foreach (ExchangeRate rateCountry in ratesCountry)
{
foreach (string system in rateCountry.ValidForToList())
{
ExchangeRate matchingGlobal = null;
foreach (ExchangeRate rateGlobal in ratesGlobal)
{
if (rateCountry.Country.ToLower() != rateGlobal.Country.ToLower())
{
continue;
}
if (!rateGlobal.ValidForToList().Contains(system))
{
continue;
}
matchingGlobal = rateGlobal; break;
}
if (matchingGlobal != null && matchingGlobal.DefaultRate() == rateCountry.DefaultRate())
{
continue; // exchange-rate exists and is equal
}
if (matchingGlobal == null) // exchange-rate does not (yet) exist in global table
{
if (rateCountry.DefaultRate() == 1)
{
continue; // euro-country
}
int iRow = dgvDiff.Rows.Add(rateCountry.Country, system, rateCountry.DefaultRate(), "n/a",
true, false, ExchangeRate.JUNE30, "Rate does not (yet) exist in global table.");
DataGridViewCheckBoxCell check = dgvDiff.Rows[iRow].Cells[colTakeGlobal.Index] as DataGridViewCheckBoxCell;
check.ReadOnly = true; check.Style.BackColor = Color.LightGray;
}
else // exchange-rate exists, but is different
{
string hint = string.Empty;
if (matchingGlobal.June30 == rateCountry.DefaultRate())
{
hint = ExchangeRate.JUNE30;
}
else if (matchingGlobal.YearAverage == rateCountry.DefaultRate())
{
hint = ExchangeRate.YEARAVERAGE;
}
else if (matchingGlobal.FirstSemester == rateCountry.DefaultRate())
{
hint = ExchangeRate.FIRSTSEMESTER;
}
else if (matchingGlobal.SecondSemester == rateCountry.DefaultRate())
{
hint = ExchangeRate.SECONDSEMESTER;
}
if (hint != string.Empty)
{
hint = string.Format("Country exchange rate matches with global table '{0}': consider changing 'Rate Type'.", hint);
}
int iRow = dgvDiff.Rows.Add(matchingGlobal.Country, system, rateCountry.DefaultRate(), matchingGlobal.DefaultRate(),
false, true, matchingGlobal.Default, hint);
dgvDiff.Rows[iRow].Tag = matchingGlobal;
matchingGlobal.RemoveFromValidFor(system); // remove the system (to add on OK in the way user choses)
}
}
}
return(dgvDiff.Rows.Count > 0);
}
