public Subnode GetSubnode(uint subnodeID)
{
SubnodeLeafEntry entry = GetLeafEntry(subnodeID);
if (entry != null)
{
Subnode result = Subnode.GetSubnode(this.File, entry);
return(result);
}
return(null);
}
public int GetDataLengthOfAllSubnodes()
{
List <SubnodeLeafBlock> leaves = GetLeafBlocks();
int result = 0;
foreach (SubnodeLeafBlock leaf in leaves)
{
foreach (SubnodeLeafEntry entry in leaf.rgentries)
{
Subnode subnode = Subnode.GetSubnode(this.File, entry);
result += subnode.DataTree.TotalDataLength;
if (subnode.SubnodeBTree != null)
{
result += subnode.SubnodeBTree.GetDataLengthOfAllSubnodes();
}
}
}
return(result);
}
public void Delete()
{
List <SubnodeLeafBlock> leaves = GetLeafBlocks();
foreach (SubnodeLeafBlock leaf in leaves)
{
foreach (SubnodeLeafEntry entry in leaf.rgentries)
{
Subnode subnode = Subnode.GetSubnode(this.File, entry);
subnode.Delete();
}
DeleteBlock(leaf);
}
// we could have already deleted our root block (if it's a leaf)
if (m_rootBlock is SubnodeIntermediateBlock)
{
DeleteBlock(m_rootBlock);
}
m_rootBlock = null;
SaveChanges();
}