static void Cache(IActiveCollection collection, bool overwrite)
{
foreach (IActiveObject obj in collection)
{
Cache(obj, overwrite);
}
}
public void EnsureData()
{
if (this.Pager != null) this.Pager.SetParent(this);
if (this.dataList == null)
{
int startIndex = this.Offset;
int endIndex = startIndex + this.MaxResults;
if (this.Pager != null)
{
if (this.Pager.PageSize > 0)
{
startIndex = (this.Pager.PageNumber - 1) * this.Pager.PageSize;
endIndex = startIndex + this.Pager.PageSize;
}
}
this.dataList = new ActiveCollection<IActiveObject>();
IDataSource dataSource = null;
foreach (IDataSource ds in this.Data)
{
dataSource = ds;
ds.Parent = this;
IActiveCollection col = ds.GetData(startIndex, endIndex);
this.dataList = col != null ? col : this.dataList;
break;
}
this.DataSource = this.dataList.Count > 0 && dataSource != null ? dataSource.FilterData(this.dataList) : null;
}
}
static void Cache(IActiveCollection collection)
{
Cache(collection, true);
}
public IEnumerable<IActiveObject> FilterData(IActiveCollection data)
{
QueryResults results = data as QueryResults;
if (results == null) return (IEnumerable<IActiveObject>)data;
List<int> visibleIndexes = new List<int>(data.Count);
for (int i = 0; i < data.Count; i++)
{
visibleIndexes.Add(i);
}
foreach (IQueryFilter filter in this.Filters)
{
filter.GetVisibleIndexes(results, visibleIndexes);
}
List<IActiveObject> list = new List<IActiveObject>(visibleIndexes.Count);
foreach (int i in visibleIndexes)
{
IActiveObject obj = results[i];
Guid aid = results.GetQueryObject(i).ActiveObjectID;
if (!this.GroupItems.Contains(aid))
{
list.Add(obj);
}
else
{
this.r.Add(aid);
}
}
return list;
}
