// Copyright Epic Games, Inc. All Rights Reserved.

//------------------------------------------------------------------------------
// <auto-generated />
//
// This file was automatically generated by SWIG (http://www.swig.org).
// Version 4.0.1
//
// Do not make changes to this file unless you know what you are doing--modify
// the SWIG interface file instead.
//------------------------------------------------------------------------------


public class FDatasmithFacadeEndpointObserver : global::System.IDisposable {
  private global::System.Runtime.InteropServices.HandleRef swigCPtr;
  protected bool swigCMemOwn;

  internal FDatasmithFacadeEndpointObserver(global::System.IntPtr cPtr, bool cMemoryOwn) {
    swigCMemOwn = cMemoryOwn;
    swigCPtr = new global::System.Runtime.InteropServices.HandleRef(this, cPtr);
  }

  internal static global::System.Runtime.InteropServices.HandleRef getCPtr(FDatasmithFacadeEndpointObserver obj) {
    return (obj == null) ? new global::System.Runtime.InteropServices.HandleRef(null, global::System.IntPtr.Zero) : obj.swigCPtr;
  }

  ~FDatasmithFacadeEndpointObserver() {
    Dispose(false);
  }

  public void Dispose() {
    Dispose(true);
    global::System.GC.SuppressFinalize(this);
  }

  protected virtual void Dispose(bool disposing) 
  {
    // Disposing of the C# object while the C++ still holds a functions pointer the managed code. Unregister the function ptr.
    if (OnStateChangeInternal != null)
    {
        UnregisterOnStateChangedDelegateInternal(NotifyStateChangedEvent);
    }

    lock(this) {
      if (swigCPtr.Handle != global::System.IntPtr.Zero) {
        if (swigCMemOwn) {
          swigCMemOwn = false;
          DatasmithFacadeCSharpPINVOKE.delete_FDatasmithFacadeEndpointObserver(swigCPtr);
        }
        swigCPtr = new global::System.Runtime.InteropServices.HandleRef(null, global::System.IntPtr.Zero);
      }
    }
  }


  public delegate void NotifyStateChangeNativeEvent(global::System.IntPtr NewRawInfoPtr);
  private NotifyStateChangeNativeEvent NotifyStateChangedEvent;
  private System.Object ObjectLock = new System.Object();

  public class FDatasmithFacadeRawInfoEventArgs : System.EventArgs
  {
    public FDatasmithFacadeRawInfo RawInfo;
  }

  private System.EventHandler<FDatasmithFacadeRawInfoEventArgs> OnStateChangeInternal;
  public event System.EventHandler<FDatasmithFacadeRawInfoEventArgs> OnStateChangedEvent
  {
    add
    {
      lock (ObjectLock)
      {
        bool bNeedsRegistration = OnStateChangeInternal == null;
        OnStateChangeInternal += value;
		if (bNeedsRegistration)
		{
          RegisterOnStateChangedDelegateInternal(NotifyStateChangedEvent);
		}
      }
    }
    remove
    {
      lock (ObjectLock)
      {
        OnStateChangeInternal -= value;
		if (OnStateChangeInternal == null)
		{
		  // No need to receive updates if no one is registered to the event
          UnregisterOnStateChangedDelegateInternal(NotifyStateChangedEvent);
		}
      }
    }
  }

  public virtual void OnStateChanged(FDatasmithFacadeRawInfo RawInfo) {}

  private void NotifyStateChange(global::System.IntPtr NewRawInfoPtr)
  {
    // Create C# wrapper around FDatasmithFacadeRawInfo pointer.
    FDatasmithFacadeRawInfo RawInfo = new FDatasmithFacadeRawInfo(NewRawInfoPtr, true);
	FDatasmithFacadeRawInfoEventArgs EventArgs = new FDatasmithFacadeRawInfoEventArgs();
	EventArgs.RawInfo = RawInfo;
    OnStateChangeInternal?.Invoke(this, EventArgs);
	OnStateChanged(RawInfo);
  }

  public FDatasmithFacadeEndpointObserver() : this(DatasmithFacadeCSharpPINVOKE.new_FDatasmithFacadeEndpointObserver(), true)
  {
    NotifyStateChangedEvent = new NotifyStateChangeNativeEvent(NotifyStateChange);
  }

  private void RegisterOnStateChangedDelegateInternal(NotifyStateChangeNativeEvent InOnStateChanged) {
    DatasmithFacadeCSharpPINVOKE.FDatasmithFacadeEndpointObserver_RegisterOnStateChangedDelegateInternal(swigCPtr, InOnStateChanged);
  }

  private void UnregisterOnStateChangedDelegateInternal(NotifyStateChangeNativeEvent InOnStateChanged) {
    DatasmithFacadeCSharpPINVOKE.FDatasmithFacadeEndpointObserver_UnregisterOnStateChangedDelegateInternal(swigCPtr, InOnStateChanged);
  }

}