public IEnumerable <STATSTGWrapper> EnumElements(bool read_stream_data)
{
List <STATSTGWrapper> ret = new List <STATSTGWrapper>();
_stg.EnumElements(0, IntPtr.Zero, 0, out IEnumSTATSTG enum_stg);
try
{
ComTypes.STATSTG[] stat = new ComTypes.STATSTG[1];
uint fetched;
while (enum_stg.Next(1, stat, out fetched) == 0)
{
STGTY type = (STGTY)stat[0].type;
byte[] bytes = new byte[0];
if (read_stream_data && type == STGTY.Stream)
{
bytes = ReadStream(stat[0].pwcsName);
}
ret.Add(new STATSTGWrapper(stat[0].pwcsName, stat[0], bytes));
}
}
finally
{
Marshal.ReleaseComObject(enum_stg);
}
return(ret);
}
private void PopulateTree(IStorage stg, TreeNode root)
{
IEnumSTATSTG enum_stg;
stg.EnumElements(0, IntPtr.Zero, 0, out enum_stg);
STATSTG[] stat = new STATSTG[1];
uint fetched;
while (enum_stg.Next(1, stat, out fetched) == 0)
{
STGTY type = (STGTY)stat[0].type;
TreeNode node = new TreeNode(stat[0].pwcsName);
byte[] bytes = new byte[0];
node.ImageIndex = 2;
node.SelectedImageIndex = 2;
switch (type)
{
case STGTY.Storage:
PopulateTree(stg.OpenStorage(stat[0].pwcsName, IntPtr.Zero, STGM.READ | STGM.SHARE_EXCLUSIVE, IntPtr.Zero, 0), node);
node.ImageIndex = 0;
node.SelectedImageIndex = 0;
break;
case STGTY.Stream:
bytes = ReadStream(stg, stat[0].pwcsName, (int)stat[0].cbSize);
break;
default:
break;
}
node.Tag = new STATSTGWrapper(stat[0], bytes);
root.Nodes.Add(node);
}
}
private void PopulateTree(IStorage stg, TreeNode root)
{
STATSTG stg_stat = new STATSTG();
stg.Stat(stg_stat, 0);
root.Tag = new STATSTGWrapper(EscapeStorageName(stg_stat.pwcsName), stg_stat, new byte[0]);
IEnumSTATSTG enum_stg;
stg.EnumElements(0, IntPtr.Zero, 0, out enum_stg);
STATSTG[] stat = new STATSTG[1];
uint fetched;
while (enum_stg.Next(1, stat, out fetched) == 0)
{
STGTY type = (STGTY)stat[0].type;
TreeNode node = new TreeNode(EscapeStorageName(stat[0].pwcsName));
byte[] bytes = new byte[0];
node.ImageIndex = 2;
node.SelectedImageIndex = 2;
switch (type)
{
case STGTY.Storage:
IStorage child_stg = stg.OpenStorage(stat[0].pwcsName, IntPtr.Zero, STGM.READ | STGM.SHARE_EXCLUSIVE, IntPtr.Zero, 0);
try
{
PopulateTree(child_stg, node);
}
finally
{
IS.Marshal.ReleaseComObject(child_stg);
}
node.ImageIndex = 0;
node.SelectedImageIndex = 0;
break;
case STGTY.Stream:
bytes = ReadStream(stg, stat[0].pwcsName, (int)stat[0].cbSize);
break;
default:
break;
}
node.Tag = new STATSTGWrapper(EscapeStorageName(stat[0].pwcsName), stat[0], bytes);
root.Nodes.Add(node);
}
}