public void InsertControl(AddressMeta item)
{
if (item == null) return;
Guid guid = Marshal.GenerateGuidForType(item.GetType());
ILockBytes pLockBytes;
OLE32.CreateILockBytesOnHGlobal(IntPtr.Zero, true, out pLockBytes);
IStorage pStorage;
OLE32.StgCreateDocfileOnILockBytes(pLockBytes, (uint)(STGM.STGM_SHARE_EXCLUSIVE | STGM.STGM_CREATE | STGM.STGM_READWRITE), 0, out pStorage);
IOleClientSite pOleClientSite;
RichEditOle.GetClientSite(out pOleClientSite);
REOBJECT reObj = new REOBJECT();
reObj.cp = recipient.TextLength;
reObj.clsid = guid;
reObj.pstg = pStorage;
reObj.poleobj = Marshal.GetIUnknownForObject(item);
reObj.polesite = pOleClientSite;
reObj.dvAspect = (uint)(DVASPECT.DVASPECT_CONTENT);
reObj.dwFlags = (uint)(REOOBJECTFLAGS.REO_BELOWBASELINE);
reObj.dwUser = (uint)item.ID;
RichEditOle.InsertObject(reObj);
Marshal.ReleaseComObject(pLockBytes);
Marshal.ReleaseComObject(pOleClientSite);
Marshal.ReleaseComObject(pStorage);
}
public List<int> GetIDs()
{
List<int> list = new List<int>();
int count = RichEditOle.GetObjectCount();
for (int i = 0; i < count; i++)
{
REOBJECT reObj = new REOBJECT();
RichEditOle.GetObject(i, reObj, GETOBJECTOPTIONS.REO_GETOBJ_ALL_INTERFACES);
list.Add((int)reObj.dwUser);
}
return list;
}