use spacebar to go to last attack event

OpenRA.Mods.RA/Widgets/WorldCommandWidget.cs

@@ -29,6 +29,8 @@ namespace OpenRA.Mods.RA.Widgets
 		public string DeployKey = "f";
 		public string StanceCycleKey = "z";
 		public string BaseCycleKey = "backspace";
+		public string GotoLastEventKey = "space";
+
 		public readonly OrderManager OrderManager;
 
 		[ObjectCreator.UseCtor]
@@ -52,6 +54,9 @@ namespace OpenRA.Mods.RA.Widgets
 				if (e.KeyName == BaseCycleKey)
 					return CycleBases();
 
+				if (e.KeyName == GotoLastEventKey)
+					return GotoLastEvent();
+
 				if (!World.Selection.Actors.Any())
 					return false;
 
@@ -162,5 +167,21 @@ namespace OpenRA.Mods.RA.Widgets
 			Game.viewport.Center(World.Selection.Actors);
 			return true;
 		}
+
+		bool GotoLastEvent()
+		{
+			if (World.LocalPlayer == null)
+				return true;
+
+			var eventNotifier = World.LocalPlayer.PlayerActor.TraitOrDefault<BaseAttackNotifier>();
+			if (eventNotifier == null)
+				return true;
+
+			if (eventNotifier.lastAttackTime < 0)
+				return true;
+
+			Game.viewport.Center(eventNotifier.lastAttackLocation);
+			return true;
+		}
 	}
 }