Better non-visible regression testing & the close button working.

EduNetworkBuilder/Network.cs

@@ -84,6 +84,8 @@ namespace EduNetworkBuilder
         public bool ReplayInProgress = false;
         public DateTime NextReplayAction = DateTime.UtcNow;
         public int NextReplayIndex = -1;
+        public bool StartedNewReplayAction = false;
+        public bool ProcessingNonVisually = false;
 
         /// <summary>
         /// WhatFrom: If we are launched from a homework, we remember it here.
@@ -1682,6 +1684,7 @@ namespace EduNetworkBuilder
                     {
                         //we did something.  keep replaying
                         NB.MarkToUpdate();
+                        StartedNewReplayAction = true;
                     }
                     else
                     {
@@ -2471,6 +2474,27 @@ namespace EduNetworkBuilder
             }
         }
 
+        /// <summary>
+        /// This is used when we are doing a replay behind the scenes.
+        /// We may have many things that we do.  We still want to time-out if 
+        /// a packet needs to drop.  So we loop through, but have a timeout on each
+        /// individual action.
+        /// </summary>
+        public void NonVisualProcessPacketsMultipleTimes()
+        {
+            int counter = 0;
+            while (counter < 1000 && myPackets.Count > 0)
+            {
+                Tick(true); //Skip visuals
+                if(StartedNewReplayAction)
+                {
+                    counter = 0; //reset counter to zero
+                    StartedNewReplayAction = false; //reset it
+                }
+                counter++;
+            }
+        }
+
         int BreakNetComponent(NetworkComponent What, HowToBreak How, string Data)
         {
             int didit = 0;