- Fixed yellow colours.

- Fixed a bug in scheduler, forgetting to block a thread.
- Added a grid feature to simulation_widget
- Added file->new.



git-svn-id: svn://svn.gna.org/svn/sgpemv2/trunk@1095 3ecf2c5c-341e-0410-92b4-d18e462d057c

src/backend/concrete_history.cc

@@ -298,6 +298,7 @@ ConcreteHistory::clear()
   _snapshots.clear();
   _snapshots.push_back(new ConcreteEnvironment());
   assert(_snapshots.size() == 1);
+  notify_change();
 }
 
 

src/backend/scheduler.cc

@@ -344,7 +344,11 @@ determine_subr_allocable_status(const Resource& res, const SubRequestQueue& queu
       if (sr.get_state() == Request::state_allocated)
         continue;
       if(position_in_queue + 1 > total_places)
-        sr.set_state(Request::state_unallocable);
+        {
+          sr.set_state(Request::state_unallocable);
+          // Kludge:
+          sr.get_request().get_thread().set_state(Schedulable::state_blocked);
+        }
       else
         sr.set_state(Request::state_allocable);
     } //~ for(over subrequest queue)