public virtual string GetStartTreeKey <THeaderTable>(CrossColumnDataSource dataSource)
where THeaderTable : class
{
var keys = GetStartTreeKeys <THeaderTable>(dataSource);
if (keys == null)
{
return(null);
}
return(keys.FirstOrDefault());
}
public abstract List <THeaderKey> GetStartTreeKeys <THeaderTable, THeaderKey>(CrossColumnDataSource dataSource)
where THeaderTable : class
where THeaderKey : struct;
public abstract int GetMaxRecursion <THeaderTable>(CrossColumnDataSource dataSource)
where THeaderTable : class;
public abstract List <string> GetStartTreeKeys <THeaderTable>(CrossColumnDataSource dataSource)
where THeaderTable : class;
public abstract IQueryable FilterHeaderData(IQueryable data, CrossColumnDataSource headerDataSource);