From: lempinen <lempinen@ac1ea38d-2e2b-0410-8846-a27921b304fc>
Date: Wed, 4 Jul 2012 12:18:19 +0000 (+0000)
Subject: Functions for enabling/disabling simulation control buttons (refs #3511)
X-Git-Tag: simantics-1.7~18
X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=commitdiff_plain;h=ad233620b6bcefc6592629cd7d884717e8b28b7c;p=simantics%2Fsysdyn.git

Functions for enabling/disabling simulation control buttons (refs #3511)

git-svn-id: https://www.simantics.org/svn/simantics/sysdyn/trunk@25274 ac1ea38d-2e2b-0410-8846-a27921b304fc
---

diff --git a/org.simantics.sysdyn/src/org/simantics/sysdyn/manager/SysdynExperiment.java b/org.simantics.sysdyn/src/org/simantics/sysdyn/manager/SysdynExperiment.java
index 1c1852b1..aea336c8 100644
--- a/org.simantics.sysdyn/src/org/simantics/sysdyn/manager/SysdynExperiment.java
+++ b/org.simantics.sysdyn/src/org/simantics/sysdyn/manager/SysdynExperiment.java
@@ -48,6 +48,7 @@ import org.simantics.simulation.data.Datasource;
 import org.simantics.simulation.experiment.Experiment;
 import org.simantics.simulation.experiment.ExperimentState;
 import org.simantics.simulation.experiment.IDynamicExperiment;
+import org.simantics.simulation.experiment.IExperimentListener;
 import org.simantics.simulation.ontology.SimulationResource;
 import org.simantics.sysdyn.SysdynResource;
 import org.simantics.sysdyn.adapter.VariableValueSubscription;
@@ -89,7 +90,9 @@ public class SysdynExperiment extends Experiment implements IDynamicExperiment {
 	 */
 	public void init(ReadGraph g) {
 		this.session = g.getSession();
-		changeState(ExperimentState.STOPPED);
+		state = ExperimentState.STOPPED;
+		for(IExperimentListener listener : listeners.getListeners())
+			listener.stateChanged(state);
 
 		session.asyncRequest(new ReadRequest() {
 
@@ -100,7 +103,8 @@ public class SysdynExperiment extends Experiment implements IDynamicExperiment {
 				toggleActivation(graph, true);
 			}
 		});
-
+		
+		setStateToDatabase(ExperimentState.INITIALIZING);
 	}
 
 	@Override
@@ -145,8 +149,10 @@ public class SysdynExperiment extends Experiment implements IDynamicExperiment {
 	@Override
 	public void simulate(boolean enabled) {
 		if(enabled && sysdynModel != null) {
-			changeState(ExperimentState.RUNNING);
-			startSimulationJob();
+			if(!ExperimentState.RUNNING.equals(getState())) {
+				changeState(ExperimentState.RUNNING);
+				startSimulationJob();
+			}
 		} else if (!toggled){
 			changeState(ExperimentState.STOPPED);
 		}
@@ -562,32 +568,7 @@ public class SysdynExperiment extends Experiment implements IDynamicExperiment {
 	}
 
 	protected void localStateChange() {
-		final ExperimentState state = getState();
-		session.asyncRequest(new WriteRequest() {
-			@Override
-			public void perform(WriteGraph graph) throws DatabaseException {
-				Layer0 L0 = Layer0.getInstance(graph);
-				SimulationResource SR = SimulationResource.getInstance(graph);
-				graph.deny(model, SR.HasExperimentState);
-				Resource st = graph.newResource();
-				switch(state) {
-				case INITIALIZING:
-					graph.claim(st, L0.InstanceOf, SR.ExperimentState_Initializing);
-					break;
-				case RUNNING:
-					graph.claim(st, L0.InstanceOf, SR.ExperimentState_Running);
-					break;
-				case STOPPED:
-					graph.claim(st, L0.InstanceOf, SR.ExperimentState_Stopped);
-					break;
-				case DISPOSED:
-					graph.claim(st, L0.InstanceOf, SR.ExperimentState_Disposed);
-					break;
-				}
-
-				graph.claim(model, SR.HasExperimentState, st);
-			}});
-
+		setStateToDatabase(getState());
 		switch(state) {
 		case DISPOSED:
 			onExperimentDisposed();
@@ -596,6 +577,41 @@ public class SysdynExperiment extends Experiment implements IDynamicExperiment {
 
 	}
 	
+	protected void setStateToDatabase(final ExperimentState state) {
+		session.asyncRequest(new ReadRequest() {
+			
+			@Override
+			public void run(ReadGraph graph) throws DatabaseException {
+				VirtualGraphSupport support = graph.getService(VirtualGraphSupport.class);
+				final Session session = graph.getSession();
+				session.asyncRequest(new WriteRequest(support.getWorkspacePersistent("experiments")) {
+					@Override
+					public void perform(WriteGraph graph) throws DatabaseException {
+						Layer0 L0 = Layer0.getInstance(graph);
+						SimulationResource SR = SimulationResource.getInstance(graph);
+						graph.deny(model, SR.HasExperimentState);
+						Resource st = graph.newResource();
+						switch(state) {
+						case INITIALIZING:
+							graph.claim(st, L0.InstanceOf, SR.ExperimentState_Initializing);
+							break;
+						case RUNNING:
+							graph.claim(st, L0.InstanceOf, SR.ExperimentState_Running);
+							break;
+						case STOPPED:
+							graph.claim(st, L0.InstanceOf, SR.ExperimentState_Stopped);
+							break;
+						case DISPOSED:
+							graph.claim(st, L0.InstanceOf, SR.ExperimentState_Disposed);
+							break;
+						}
+
+						graph.claim(model, SR.HasExperimentState, st);
+					}});				
+			}
+		});
+	}
+	
 	/**
 	 * Actions performed when experiment is disposed
 	 * @param graph