private void ForceRemoveCallbacksImpl()
{
if (4294967295u != this.CallbackId)
{
Methods.RemoveObjectRefCountChangedCallback(this.CallbackId);
this.Callback = null;
this.CallbackId = 4294967295u;
}
}
private void AddTableReferenceImpl(IntPtr rawCppThis, object obj, bool strong)
{
if (rawCppThis == IntPtr.Zero)
{
throw new Exception(string.Format("error: A 'null' rawCppThis pointer may not be used as a WrappedObjectsTable key.", new object[0]));
}
if (null == this.WrappedObjectsTable)
{
this.WrappedObjectsTable = new Hashtable();
this.Callback = new Methods.ObjectRefCountChangedCallback(this.Instance_ObjectRefCountChangedCallback);
this.CallbackId = Methods.AddObjectRefCountChangedCallback(this.Callback);
}
lock (this.WrappedObjectsTable.SyncRoot)
{
if (this.WrappedObjectsTable.ContainsKey(rawCppThis))
{
WeakReference weakReference = this.WrappedObjectsTable[rawCppThis] as WeakReference;
if (null == weakReference)
{
throw new Exception(string.Format("error: Duplicate rawCppThis - existing strong reference. Attempting to add '0x{0:x8}' again.", (long)rawCppThis));
}
if (weakReference.IsAlive)
{
if (strong)
{
throw new Exception(string.Format("error: Duplicate rawCppThis - weak reference that is still alive. Attempting to add '0x{0:x8}' again.", (long)rawCppThis));
}
Methods.Trace("");
Methods.Trace(string.Format("error: potential refcounting error: Duplicate rawCppThis - weak reference that is still alive. Attempting to add '0x{0:x8}' again.", (long)rawCppThis));
Methods.Trace(string.Format(" Allowing new wrapped object to take over table key...", new object[0]));
Methods.Trace(string.Format(" Original object should *not* have been destroyed while we still had it in our table without notifying us...", new object[0]));
Methods.Trace("");
}
}
if (strong)
{
this.WrappedObjectsTable[rawCppThis] = obj;
if (Methods.TraceInternalCalls)
{
Methods.Trace(string.Format("rawCppThis '0x{0:x8}' added as strong table reference", (long)rawCppThis));
}
}
else
{
this.WrappedObjectsTable[rawCppThis] = new WeakReference(obj);
if (Methods.TraceInternalCalls)
{
Methods.Trace(string.Format("rawCppThis '0x{0:x8}' added as weak table reference", (long)rawCppThis));
}
}
}
}
private static uint AddObjectRefCountChangedCallback(Methods.ObjectRefCountChangedCallback cb)
{
return(Methods.Kitware_mummy_Runtime_AddObjectRefCountChangedCallback(cb));
}
private static extern uint Kitware_mummy_Runtime_AddObjectRefCountChangedCallback(Methods.ObjectRefCountChangedCallback cb);
