Added initial code for checking sequence connectivity

Assets/Fungus/FungusScript/Editor/FungusScriptWindow.cs

@@ -115,7 +115,25 @@ namespace Fungus.Script
 				float titleWidth = windowStyle.CalcSize(new GUIContent(sequence.name)).x;
 				float windowWidth = Mathf.Max (titleWidth + 10, 100);
 
-				sequence.nodeRect = GUILayout.Window(i, sequence.nodeRect, DrawWindow, sequence.name, GUILayout.Width(windowWidth), GUILayout.Height(20), GUILayout.ExpandWidth(true), GUILayout.ExpandHeight(true));
+				/*
+				int connectionCount = sequence.GetConnectedSequences().Count;
+				if (connectionCount == 0)
+				{
+					GUI.backgroundColor = Color.blue;
+				}
+				if (connectionCount == 1)
+				{
+					GUI.backgroundColor = Color.green;
+				}
+				else
+				{
+					GUI.backgroundColor = Color.yellow;
+				}
+				GUI.backgroundColor = Color.white;
+				*/
+
+				sequence.nodeRect = GUILayout.Window(i, sequence.nodeRect, DrawWindow, "", GUI.skin.box, GUILayout.Width(windowWidth), GUILayout.Height(20), GUILayout.ExpandWidth(true), GUILayout.ExpandHeight(true));
+			
 
 				windowSequenceMap.Add(sequence);
 			}
@@ -285,13 +303,16 @@ namespace Fungus.Script
 				}
 			}
 
+			GUILayout.Space(10);
+
 			Sequence sequence = windowSequenceMap[windowId];
 
 			GUIStyle labelStyle = new GUIStyle(GUI.skin.label);
-			labelStyle.wordWrap = true;
-			GUILayout.Label(sequence.description, labelStyle);
+			labelStyle.alignment = TextAnchor.MiddleCenter;
+
+			GUILayout.Label(sequence.name, labelStyle);
 
-			GUILayout.Space(1);
+			GUILayout.Space(10);
 
 	        GUI.DragWindow();
 	    }

Assets/Fungus/FungusScript/Scripts/Sequence.cs

@@ -138,5 +138,15 @@ namespace Fungus.Script
 			fungusScript.selectedSequence = null;
 			fungusScript.selectedCommand = null;
 		}
+
+		public List<Sequence> GetConnectedSequences()
+		{
+			List<Sequence> connectedSequences = new List<Sequence>();
+			foreach (FungusCommand command in commandList)
+			{
+				command.GetConnectedSequences(ref connectedSequences);
+			}
+			return connectedSequences;
+		}
 	}
 }