private static IntPtr OnCreateInstance(Guid managedTypeId)
{
IntPtr rc = IntPtr.Zero;
Type t = null;
for (int i = 0; i < g_types.Count; i++)
{
if (g_types[i].GUID == managedTypeId)
{
t = g_types[i];
break;
}
}
if (t != null)
{
try
{
UserData ud = Activator.CreateInstance(t) as UserData;
if (ud != null)
{
rc = ud.NonConstPointer(true);
if (ud.m_serial_number > 0)
{
g_attached_custom_user_datas[ud.m_serial_number] = ud;
}
}
}
catch (Exception ex)
{
Runtime.HostUtils.ExceptionReport(ex);
}
}
return(rc);
}
/// <summary>
/// Remove the userdata from this list
/// </summary>
/// <param name="userdata"></param>
/// <returns>true if the user data was successfully removed</returns>
public bool Remove(UserData userdata)
{
IntPtr const_ptr_onobject = m_parent.ConstPointer();
IntPtr ptr_userdata = userdata.NonConstPointer(false);
bool rc = UnsafeNativeMethods.ON_Object_DetachUserData(const_ptr_onobject, ptr_userdata);
if (rc)
{
UserData.RemoveFromRuntimeList(userdata);
}
return(rc);
}
/// <summary>
/// If the userdata is already in a different UserDataList, it
/// will be removed from that list and added to this list.
/// </summary>
/// <param name="userdata">Data element.</param>
/// <returns>Whether this operation succeeded.</returns>
public bool Add(UserData userdata)
{
if (!(userdata is SharedUserDictionary))
{
Type t = userdata.GetType();
System.Reflection.ConstructorInfo constructor = t.GetConstructor(System.Type.EmptyTypes);
if (!t.IsPublic || constructor == null)
{
throw new ArgumentException("userdata must be a public class and have a parameterless constructor");
}
}
IntPtr pOnObject = m_parent.ConstPointer();
IntPtr pUserData = userdata.NonConstPointer(true);
const bool detachIfNeeded = true;
bool rc = UnsafeNativeMethods.ON_Object_AttachUserData(pOnObject, pUserData, detachIfNeeded);
if (rc)
{
UserData.StoreInRuntimeList(userdata);
}
return(rc);
}
/// <summary>
/// Remove the userdata from this list
/// </summary>
/// <param name="userdata"></param>
/// <returns>true if the user data was successfully removed</returns>
public bool Remove(UserData userdata)
{
IntPtr const_ptr_onobject = m_parent.ConstPointer();
IntPtr ptr_userdata = userdata.NonConstPointer(false);
bool rc = UnsafeNativeMethods.ON_Object_DetachUserData(const_ptr_onobject, ptr_userdata);
if( rc )
UserData.RemoveFromRuntimeList(userdata);
return rc;
}
/// <summary>
/// If the userdata is already in a different UserDataList, it
/// will be removed from that list and added to this list.
/// </summary>
/// <param name="userdata">Data element.</param>
/// <returns>Whether this operation succeeded.</returns>
public bool Add(UserData userdata)
{
if (!(userdata is SharedUserDictionary))
{
Type t = userdata.GetType();
System.Reflection.ConstructorInfo constructor = t.GetConstructor(Type.EmptyTypes);
if (!t.IsPublic || constructor == null)
throw new ArgumentException("userdata must be a public class and have a parameterless constructor");
}
IntPtr const_ptr_onobject = m_parent.ConstPointer();
IntPtr ptr_userdata = userdata.NonConstPointer(true);
const bool detach_if_needed = true;
bool rc = UnsafeNativeMethods.ON_Object_AttachUserData(const_ptr_onobject, ptr_userdata, detach_if_needed);
if (rc)
UserData.StoreInRuntimeList(userdata);
return rc;
}
