/// <summary>
/// Initializes a new instance of the <see cref="ComSerializable{T}" /> class.
/// </summary>
/// <param name="info">The information.</param>
/// <param name="context">The context.</param>
protected ComSerializable(SerializationInfo info, StreamingContext context)
{
byte[] data = (byte[])info.GetValue("DATA", typeof(byte[]));
string progId = info.GetString("PROGID");
using (ComReleaser com = new ComReleaser())
{
IMemoryBlobStream blob = new MemoryBlobStreamClass();
com.ManageLifetime(blob);
IMemoryBlobStreamVariant variant = (IMemoryBlobStreamVariant)blob;
variant.ImportFromVariant(data);
IObjectStream stream = new ObjectStreamClass();
stream.Stream = blob;
com.ManageLifetime(stream);
Type t = Type.GetTypeFromProgID(progId);
IPersistStream persist = (IPersistStream)Activator.CreateInstance(t);
persist.Load(stream);
this.Value = (T)persist;
}
}
/// <summary>
/// Populates a <see cref="T:System.Runtime.Serialization.SerializationInfo" /> with the data needed to serialize the
/// target object.
/// </summary>
/// <param name="info">The <see cref="T:System.Runtime.Serialization.SerializationInfo" /> to populate with data.</param>
/// <param name="context">
/// The destination (see <see cref="T:System.Runtime.Serialization.StreamingContext" />) for this
/// serialization.
/// </param>
public void GetObjectData(SerializationInfo info, StreamingContext context)
{
using (ComReleaser cr = new ComReleaser())
{
IPersistStream persist = this.Value as IPersistStream;
if (persist == null)
{
return;
}
IObjectStream stream = new ObjectStreamClass();
cr.ManageLifetime(stream);
IMemoryBlobStream blob = new MemoryBlobStreamClass();
cr.ManageLifetime(blob);
stream.Stream = blob;
persist.Save(stream, 0);
IMemoryBlobStreamVariant variant = (IMemoryBlobStreamVariant)blob;
object value;
variant.ExportToVariant(out value);
var data = (byte[])value;
info.AddValue("DATA", data);
info.AddValue("PROGID", this.ProgId);
}
}
