te

Unused/Decal.Adapter.Messages/AdapterMessageEventArgs.cs

@@ -0,0 +1,83 @@
+using System;
+using System.Collections.Generic;
+
+namespace Decal.Adapter.Messages;
+
+/// <summary>
+/// The base from which Adapter messages derive
+/// </summary>
+[CLSCompliant(true)]
+public class AdapterMessageEventArgs : EventArgs
+{
+	private EventHandler<AdapterMessageResponseEventArgs> responder;
+
+	private List<object> handlers;
+
+	private bool canAddHandlers;
+
+	internal bool CanAddHandlers
+	{
+		get
+		{
+			return canAddHandlers;
+		}
+		set
+		{
+			canAddHandlers = value;
+		}
+	}
+
+	/// <summary>
+	/// Fires for each handler that completes processing of the message
+	/// </summary>
+	public event EventHandler<AdapterMessageResponseEventArgs> MessageComplete
+	{
+		add
+		{
+			responder = (EventHandler<AdapterMessageResponseEventArgs>)Delegate.Combine(responder, value);
+		}
+		remove
+		{
+			responder = (EventHandler<AdapterMessageResponseEventArgs>)Delegate.Remove(responder, value);
+		}
+	}
+
+	internal AdapterMessageEventArgs()
+	{
+		handlers = new List<object>();
+	}
+
+	/// <summary>
+	/// Acknowledges that the object intends to process the message
+	/// </summary>
+	/// <param name="obj">The object that will do the processing</param>
+	public void AddHandler(object obj)
+	{
+		if (!CanAddHandlers)
+		{
+			throw new InvalidOperationException("Unable to add handlers at this time");
+		}
+		if (obj != null)
+		{
+			handlers.Add(obj);
+		}
+	}
+
+	/// <summary>
+	/// Signals completion of message processing
+	/// </summary>
+	/// <param name="handler">The object that handled the message</param>
+	/// <param name="e">The message response</param>
+	public void SetComplete(object handler, AdapterMessageResponseEventArgs e)
+	{
+		handlers.Remove(handler);
+		if (handlers.Count == 0)
+		{
+			e.Complete = true;
+		}
+		if (responder != null)
+		{
+			responder(this, e);
+		}
+	}
+}

Unused/Decal.Adapter.Messages/AdapterMessageResponseEventArgs.cs

@@ -0,0 +1,43 @@
+using System;
+
+namespace Decal.Adapter.Messages;
+
+/// <summary>
+/// Defines a response to a message request
+/// </summary>
+[CLSCompliant(true)]
+public class AdapterMessageResponseEventArgs : EventArgs
+{
+	private bool success;
+
+	private bool complete;
+
+	/// <summary>
+	/// Whether or not the actions take due to the message succeeded
+	/// </summary>
+	public bool Succeeded => success;
+
+	/// <summary>
+	/// Whether or not all handlers have completed processing
+	/// </summary>
+	public bool Complete
+	{
+		get
+		{
+			return complete;
+		}
+		internal set
+		{
+			complete = value;
+		}
+	}
+
+	/// <summary>
+	/// Create a new AdapterMessageResponse
+	/// </summary>
+	/// <param name="success">Did these actions succeed?</param>
+	protected AdapterMessageResponseEventArgs(bool success)
+	{
+		this.success = success;
+	}
+}