public void AddField(DataColumn dc, StatisticFieldType sft)
{
if (dynamicTable[dc.ColumnName] == null ||
dynamicTable[dc.ColumnName].ShowType == ShowType.HIDDEN)
{
return;
}
StatisticField sf = new StatisticField();
sf.Index = dc.Ordinal;
if (sft == StatisticFieldType.AUTO)
{
if (dc.DataType.IsArray || (dc.DataType == typeof(string) && dc.MaxLength > 0x7fff))
{
sf.Type = StatisticFieldType.COUNT;
}
else if (dc.DataType == typeof(string) || dc.DataType == typeof(DateTime) || dc.DataType == typeof(bool))
{
sf.Type = StatisticFieldType.DISTINCTCOUNT;
}
else
{
sf.Type = StatisticFieldType.SUM;
}
}
else
{
sf.Type = sft;
}
Fields.Add(sf);
}
public void SetStatisticFieldType(string fname, StatisticFieldType sft)
{
HybridDictionary ht = HttpContext.Current.Cache["StatisticFieldTypes" + UniqueControlID] as HybridDictionary;
if (ht == null)
{
ht = new HybridDictionary(true);
HttpContext.Current.Cache["StatisticFieldTypes" + UniqueControlID] = ht;
}
ht[fname] = sft;
}
