Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.simulation.ui / src / org / simantics / simulation / ui / ExperimentManagerListener.java

diff --git a/bundles/org.simantics.simulation.ui/src/org/simantics/simulation/ui/ExperimentManagerListener.java b/bundles/org.simantics.simulation.ui/src/org/simantics/simulation/ui/ExperimentManagerListener.java
new file mode 100644 (file)
index 0000000..504e81c
--- /dev/null
+++ b/bundles/org.simantics.simulation.ui/src/org/simantics/simulation/ui/ExperimentManagerListener.java
@@ -0,0 +1,116 @@
+/*******************************************************************************\r
+ * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
+ * in Industry THTH ry.\r
+ * All rights reserved. This program and the accompanying materials\r
+ * are made available under the terms of the Eclipse Public License v1.0\r
+ * which accompanies this distribution, and is available at\r
+ * http://www.eclipse.org/legal/epl-v10.html\r
+ *\r
+ * Contributors:\r
+ *     VTT Technical Research Centre of Finland - initial API and implementation\r
+ *******************************************************************************/\r
+package org.simantics.simulation.ui;\r
+\r
+import java.util.ArrayList;\r
+import java.util.Collection;\r
+import java.util.HashSet;\r
+import java.util.Set;\r
+\r
+import org.eclipse.ui.IWorkbench;\r
+import org.eclipse.ui.PlatformUI;\r
+import org.eclipse.ui.contexts.IContextActivation;\r
+import org.eclipse.ui.contexts.IContextService;\r
+import org.simantics.simulation.experiment.IDynamicExperiment;\r
+import org.simantics.simulation.experiment.IExperiment;\r
+import org.simantics.simulation.project.IExperimentManager;\r
+import org.simantics.simulation.project.IExperimentManagerListener;\r
+\r
+public class ExperimentManagerListener implements IExperimentManagerListener {\r
+\r
+    public static final String     EXPERIMENT_CONTEXT         = "org.simantics.simulation.ui.experiment";\r
+    public static final String     DYNAMIC_EXPERIMENT_CONTEXT = "org.simantics.simulation.ui.dynamicExperiment";\r
+\r
+    static Set<IExperimentManager> managers = \r
+        new HashSet<IExperimentManager>();\r
+\r
+    IExperimentManager manager;\r
+\r
+    Collection<IContextActivation> contextActivations = \r
+        new ArrayList<IContextActivation>();\r
+\r
+    public ExperimentManagerListener(IExperimentManager manager) {\r
+        this.manager = manager;\r
+    }\r
+\r
+    public static void listenManager(IExperimentManager manager) {\r
+        synchronized(managers) {\r
+            if(managers.contains(manager))\r
+                return;\r
+            ExperimentManagerListener listener = \r
+                new ExperimentManagerListener(manager);\r
+            manager.addListener(listener);\r
+            managers.add(manager);\r
+        }\r
+    }\r
+\r
+    @Override\r
+    public void activeExperimentLoaded(final IExperiment experiment) {\r
+//        experiment.addListener(new ExperimentListener());\r
+        experiment.addListener(new org.simantics.simulation.ui.e4.ExperimentListener());\r
+\r
+        if (!PlatformUI.isWorkbenchRunning())\r
+            return;\r
+\r
+        final IWorkbench workbench = PlatformUI.getWorkbench();\r
+        workbench.getDisplay().asyncExec(new Runnable() {\r
+            @Override\r
+            public void run() {\r
+                if (workbench.isClosing())\r
+                    return;\r
+                IContextService contextService =\r
+                    (IContextService)PlatformUI.getWorkbench()\r
+                    .getService(IContextService.class);\r
+                synchronized(contextActivations) {\r
+                    contextActivations.add(contextService.activateContext(EXPERIMENT_CONTEXT));\r
+                    if(experiment instanceof IDynamicExperiment)\r
+                        contextActivations.add(contextService.activateContext(DYNAMIC_EXPERIMENT_CONTEXT));\r
+                }\r
+            }\r
+        });\r
+    }\r
+\r
+    @Override\r
+    public void activeExperimentUnloaded() {\r
+        synchronized(contextActivations) {\r
+            final Collection<IContextActivation> oldContextActivations = \r
+                contextActivations;\r
+\r
+            contextActivations = new ArrayList<IContextActivation>();\r
+\r
+            if (!PlatformUI.isWorkbenchRunning())\r
+                return;\r
+\r
+            final IWorkbench workbench = PlatformUI.getWorkbench();\r
+            workbench.getDisplay().asyncExec(new Runnable() {\r
+                @Override\r
+                public void run() {\r
+                    if (workbench.isClosing())\r
+                        return;\r
+\r
+                    IContextService contextService =\r
+                        (IContextService)workbench.getService(IContextService.class);\r
+                    contextService.deactivateContexts(oldContextActivations);\r
+                }\r
+            });\r
+        }\r
+    }\r
+\r
+    @Override\r
+    public void managerDisposed() {\r
+        synchronized(managers) {\r
+            manager.removeListener(this);\r
+            managers.remove(manager);\r
+        }\r
+    }\r
+\r
+}\r