Pause the game option.

Game is paused when PAUSE on the keyboard has been hit. It can also be unpaused this way.

OpenRA.Game/Game.cs

@@ -166,7 +166,7 @@ namespace OpenRA
 					{
 						var isNetTick = LocalTick % NetTickScale == 0;
 
-						if (!isNetTick || orderManager.IsReadyForNextFrame)
+						if ((!isNetTick || orderManager.IsReadyForNextFrame) && !orderManager.GamePaused )
 						{
 							++orderManager.LocalFrameNumber;
 

OpenRA.Game/Network/Order.cs

@@ -200,6 +200,17 @@ namespace OpenRA
 			return new Order("HandshakeResponse", null, false) { IsImmediate = true, TargetString = text };
 		}
 		
+		public static Order PauseRequest()
+		{
+			return new Order("PauseRequest", null, false) { IsImmediate = true, TargetString="" }; //TODO: targetbool?
+		}
+                
+		public static Order PauseGame()
+		{
+			return new Order("PauseGame", null, false) { IsImmediate = true, TargetString=""}; //TODO: targetbool?
+		}
+
+		
 		public static Order Command(string text)
 		{
 			return new Order("Command", null, false) { IsImmediate = true, TargetString = text };

OpenRA.Game/Network/OrderManager.cs

@@ -36,6 +36,7 @@ namespace OpenRA.Network
 		public int LastTickTime = Environment.TickCount;
 
 		public bool GameStarted { get { return NetFrameNumber != 0; } }
+		public bool GamePaused {get; set;}
 		public IConnection Connection { get; private set; }
 
 		public readonly int SyncHeaderSize = 9;

OpenRA.Game/Network/UnitOrders.cs

@@ -95,6 +95,12 @@ namespace OpenRA.Network
 						break;
 					}
 				
+				case "PauseGame":
+					{
+						orderManager.GamePaused = !orderManager.GamePaused;
+						break;
+					}
+
 				case "HandshakeRequest":
 					{
 						var request = HandshakeRequest.Deserialize(order.TargetString);

OpenRA.Game/Server/Server.cs

@@ -332,6 +332,9 @@ namespace OpenRA.Server
 
 		void InterpretServerOrder(Connection conn, ServerOrder so)
 		{
+			var fromClient = GetClient(conn);
+			var fromIndex = fromClient != null ? fromClient.Index : 0;
+			
 			switch (so.Name)
 			{
 				case "Command":
@@ -347,17 +350,23 @@ namespace OpenRA.Server
 					}
 
 					break;
+				
 				case "HandshakeResponse":
 					ValidateClient(conn, so.Data);
 					break;
+				
 				case "Chat":
 				case "TeamChat":
-					var fromClient = GetClient(conn);
-					var fromIndex = fromClient != null ? fromClient.Index : 0;
-
 					foreach (var c in conns.Except(conn).ToArray())
 						DispatchOrdersToClient(c, fromIndex, 0, so.Serialize());
-				break;
+					break;
+				
+				case "PauseRequest":
+					foreach (var c in conns.ToArray())
+					{  var x = Order.PauseGame();
+						DispatchOrdersToClient(c, fromIndex, 0, x.Serialize());
+					}
+					break;
 			}
 		}
 

OpenRA.Game/Widgets/WorldInteractionControllerWidget.cs

@@ -148,6 +148,10 @@ namespace OpenRA.Widgets
 					world.Selection.DoControlGroup(world, e.KeyName[0] - '0', e.Modifiers);
 					return true;
 				}
+				else if(e.KeyName == "pause")
+				{
+					world.IssueOrder(Order.PauseRequest());
+				}
 
 				bool handled = false;