public void CommitUpdate()
{
if (IsUpdating)
{
State = DataTransactionState.Commit;
Reset(false);
}
}
public void CancelUpdate()
{
if (IsUpdating)
{
State = DataTransactionState.Cancel;
Restore(oldRow);
Reset();
}
}
public void BeginUpdate(params object[] ids)
{
if (!IsUpdating)
{
Reset();
Backup(Row, ref oldRow);
State = DataTransactionState.Begin;
}
}
public void BeginUpdate(params object[] ids)
{
if (IsUpdating)
{
return;
}
Reset();
BuildRowTransactions(ref this.rowTransactionMap);
this.rowTransactionMap.ForEach(pair => pair.Value.BeginUpdate(ids));
State = DataTransactionState.Begin;
}
public void AddError(DataCellErrorType errorType, string columnName)
{
string result = null;
switch (errorType)
{
case DataCellErrorType.FieldRequired:
result = string.Format(InformationMessage.Error_Field_Required, columnName);
break;
case DataCellErrorType.FieldNotCurrency:
result = string.Format(InformationMessage.Error_Field_Not_Currency, columnName);
break;
case DataCellErrorType.FieldMustBeDecimal:
result = string.Format(InformationMessage.Error_Field_Must_Be_Decimal, columnName);
break;
}
Messages.Add(result);
State = DataTransactionState.Ignored;
}
public void CancelUpdate()
{
if (IsUpdating)
{
State = DataTransactionState.Cancel;
foreach (var taRow in rowTransactionMap.Values)
{
IEntityRowAttributes rowAttributes = taRow.Row.GetAttributesEntity();
EntityTable registedTable;
switch (rowAttributes.Status)
{
case OPStatus.Add:
if (TryGetRegistTable(taRow.Row, out registedTable))
{
registedTable.Rows.Remove(taRow.Row);
taRow.Row.OnPropertyChanged(""); //通知ForeignSetField刪除
}
break;
case OPStatus.Update:
taRow.CancelUpdate();
break;
case OPStatus.Delete:
if (TryGetRegistTable(taRow.Row, out registedTable))
{
taRow.CancelUpdate();
registedTable.Rows.Add(taRow.Row);
}
break;
default:
break;
}
}
Reset();
}
}
