Sync the PNS model when its changed

include/tool/tool_base.h

@@ -79,7 +79,7 @@ public:
     enum RESET_REASON
     {
         RUN,                ///< Tool is invoked after being inactive
-        MODEL_RELOAD,       ///< Model changes
+        MODEL_RELOAD,       ///< Model changes (required full reload)
         GAL_SWITCH          ///< Rendering engine changes
     };
 

include/tool/tool_event.h

@@ -106,6 +106,9 @@ enum TOOL_ACTIONS
     // Tool activation event.
     TA_ACTIVATE             = 0x100000,
 
+    // Model has changed (partial update).
+    TA_MODEL_CHANGE         = 0x200000,
+
     TA_ANY = 0xffffffff
 };
 

pcbnew/router/router_tool.cpp

@@ -693,7 +693,7 @@ int ROUTER_TOOL::mainLoop( PNS::ROUTER_MODE aMode )
         {
             m_router->ClearWorld();
         }
-        else if( evt->Action() == TA_UNDO_REDO_POST )
+        else if( evt->Action() == TA_UNDO_REDO_POST || evt->Action() == TA_MODEL_CHANGE )
         {
             m_router->SyncWorld();
         }