private Range ExpandGroupByIndex(long index, bool expand)
{
if (expand)
{
if (!m_ExpandedGroup.ContainsKey(index))
{
var table = CreateGroupTable(index);
ExpandedGroup eg = new ExpandedGroup();
eg.table = table;
m_ExpandedGroup[index] = eg;
return(InsertGroupSubRow(index, Range.FirstToLast(0, table.GetRowCount())));
}
return(Range.None);
}
else
{
ExpandedGroup eg = null;
if (m_ExpandedGroup.TryGetValue(index, out eg))
{
m_ExpandedGroup.Remove(index);
long rowCount = eg.table.GetRowCount();
return(RemoveGroupSubRow(index, Range.FirstPlusLength(rowCount, -rowCount)));
}
return(Range.None);
}
}
public Table GetGroupSubTable(long index)
{
ExpandedGroup eg = null;
if (m_ExpandedGroup.TryGetValue(index, out eg))
{
return(eg.table);
}
return(null);
}
