SDK:

- Improvements to FakeApp lifecycle and cleanup
- Use main rootNode for FakeApp
- Improve "Run AppState" integration slightly

git-svn-id: https://jmonkeyengine.googlecode.com/svn/trunk@10099 75d07b2b-3a1a-0410-a2c5-0572b91ccdca

jme3-core/src/com/jme3/gde/core/appstates/AppStateExplorerTopComponent.java

@@ -31,14 +31,14 @@
  */
 package com.jme3.gde.core.appstates;
 
-import com.jme3.asset.AssetManager;
 import com.jme3.gde.core.assets.ProjectAssetManager;
+import com.jme3.gde.core.scene.FakeApplication;
 import com.jme3.gde.core.scene.PreviewRequest;
 import com.jme3.gde.core.scene.SceneApplication;
 import com.jme3.gde.core.scene.SceneListener;
 import com.jme3.gde.core.scene.SceneRequest;
-import com.jme3.renderer.Camera;
 import com.jme3.scene.Spatial;
+import java.util.Iterator;
 import javax.swing.ActionMap;
 import org.netbeans.api.settings.ConvertAsProperties;
 import org.openide.awt.ActionID;
@@ -85,7 +85,8 @@ public final class AppStateExplorerTopComponent extends TopComponent implements
                 return;
             }
             mgr = request.getManager();
-            final AppStateManagerNode nod = new AppStateManagerNode(request.getFakeApp().getStateManager());
+            FakeApplication app = request.getFakeApp();
+            final AppStateManagerNode nod = new AppStateManagerNode(app.getStateManager());
             jButton1.setEnabled(true);
             explorerManager.setRootContext(nod);
             setActivatedNodes(new Node[]{nod});
@@ -93,7 +94,6 @@ public final class AppStateExplorerTopComponent extends TopComponent implements
 
         public void sceneClosed(SceneRequest request) {
             currentRequest = null;
-            SceneApplication.getApplication().setFakeApp(null);
             mgr = null;
             jButton1.setEnabled(false);
             explorerManager.setRootContext(Node.EMPTY);
@@ -121,6 +121,17 @@ public final class AppStateExplorerTopComponent extends TopComponent implements
         SceneApplication.getApplication().addSceneListener(listener);
     }
 
+    public static void openExplorer() {
+        for (Iterator<TopComponent> it = TopComponent.getRegistry().getOpened().iterator(); it.hasNext();) {
+            TopComponent topComponent = it.next();
+            if (topComponent instanceof AppStateExplorerTopComponent) {
+                AppStateExplorerTopComponent explorer = (AppStateExplorerTopComponent) topComponent;
+                explorer.requestVisible();
+                return;
+            }
+        }
+    }
+
     /**
      * This method is called from within the constructor to initialize the form.
      * WARNING: Do NOT modify this code. The content of this method is always

jme3-core/src/com/jme3/gde/core/appstates/RunAppStateAction.java

@@ -119,13 +119,14 @@ public class RunAppStateAction implements ContextAwareAction {
     }
 
     public void actionPerformed(ActionEvent e) {
-        //TODO: better way to access scene request
+        //TODO: better way to access scene request        
         SceneRequest req = SceneApplication.getApplication().getCurrentSceneRequest();
         if (req != null) {
             FakeApplication app = req.getFakeApp();
             try {
                 AppState state = (AppState) app.getClassByName(className).newInstance();
                 app.getStateManager().attach(state);
+                AppStateExplorerTopComponent.openExplorer();
             } catch (InstantiationException ex) {
                 DialogDisplayer.getDefault().notifyLater(new NotifyDescriptor.Message("Error creating AppState, make sure it has an empty constructor!\n" + ex.getMessage()));
                 Exceptions.printStackTrace(ex);
@@ -141,8 +142,8 @@ public class RunAppStateAction implements ContextAwareAction {
             logger.log(Level.INFO, "No Scene Request available");
         }
     }
-
-    public void checkData(Lookup actionContext, final String name) {
+    
+    private void checkData(Lookup actionContext, final String name) {
         source = null;
         className = null;
         try {

jme3-core/src/com/jme3/gde/core/scene/FakeApplication.java

@@ -46,6 +46,7 @@ import com.jme3.renderer.RenderManager;
 import com.jme3.renderer.Renderer;
 import com.jme3.renderer.ViewPort;
 import com.jme3.scene.Node;
+import com.jme3.scene.UserData;
 import com.jme3.scene.control.Control;
 import com.jme3.system.AppSettings;
 import com.jme3.system.JmeContext;
@@ -56,6 +57,7 @@ import java.io.ByteArrayOutputStream;
 import java.io.PrintStream;
 import java.io.UnsupportedEncodingException;
 import java.util.ArrayList;
+import java.util.Collection;
 import java.util.Iterator;
 import java.util.List;
 import java.util.concurrent.Callable;
@@ -392,13 +394,26 @@ public class FakeApplication extends SimpleApplication {
      */
     private ScheduledThreadPoolExecutor fakeAppThread = new ScheduledThreadPoolExecutor(1);
 
-    public void setRootNode(Node rootNode) {
-        this.rootNode = rootNode;
+    public void cleanupFakeApp() {
+        if (rootNode == null) {
+            return;
+        }
+        clearNode(rootNode);
+        appStateManager = new FakeAppStateManager(this);
+    }
+    
+    public void startFakeApp(){
+        fakeAppThread = new ScheduledThreadPoolExecutor(1);
     }
 
     public void stopFakeApp() {
+        cleanupFakeApp();
         fakeAppThread.shutdown();
     }
+    
+    public void newAssetManager(AssetManager manager){
+        this.assetManager = manager;
+    }
 
     private void defaultFakeError() {
         defaultFakeError(false);
@@ -594,5 +609,12 @@ public class FakeApplication extends SimpleApplication {
             }
             control = externalNode.getControl(Control.class);
         }
+        Collection<String> keys = externalNode.getUserDataKeys();
+        if (keys != null) {
+            for (Iterator<String> it = keys.iterator(); it.hasNext();) {
+                String string = it.next();
+                externalNode.setUserData(string, null);
+            }
+        }
     }
 }

jme3-core/src/com/jme3/gde/core/scene/SceneApplication.java

@@ -26,6 +26,7 @@ package com.jme3.gde.core.scene;
 
 import com.jme3.app.Application;
 import com.jme3.app.StatsView;
+import com.jme3.asset.AssetManager;
 import com.jme3.bullet.BulletAppState;
 import com.jme3.font.BitmapFont;
 import com.jme3.font.BitmapText;
@@ -91,7 +92,13 @@ public class SceneApplication extends Application implements LookupProvider {
         }
         return application;
     }
-    protected Node rootNode = new Node("Root Node");
+    protected Node rootNode = new Node("Root Node") {
+        @Override
+        public boolean removeFromParent() {
+            DialogDisplayer.getDefault().notifyLater(new NotifyDescriptor.Message("Trying to remove main RootNode!"));
+            return false;
+        }
+    };
     protected Node guiNode = new Node("Gui Node");
     private Node statsGuiNode = new Node("Stats Gui Node");
     protected Node toolsNode = new Node("Tools Node");
@@ -141,6 +148,7 @@ public class SceneApplication extends Application implements LookupProvider {
                 createCanvas();
                 startCanvas(true);
             }
+            fakeApp = new FakeApplication(rootNode, guiNode, assetManager, cam);
             nodeSync = new NodeSyncAppState();
             stateManager.attach(nodeSync);
             progressHandle.progress("initialize Base Application", 1);
@@ -205,6 +213,7 @@ public class SceneApplication extends Application implements LookupProvider {
     @Override
     public void initialize() {
         thread = Thread.currentThread();
+        fakeApp.startFakeApp();
         try {
             super.initialize();
             {
@@ -261,6 +270,12 @@ public class SceneApplication extends Application implements LookupProvider {
         }
     }
 
+    @Override
+    public void destroy() {
+        fakeApp.stopFakeApp();
+        super.destroy();
+    }
+    
     @Override
     public void update() {
         if (speed == 0) {
@@ -309,6 +324,8 @@ public class SceneApplication extends Application implements LookupProvider {
             handleError(e.getMessage(), e);
         }
     }
+    
+    
 
     //TODO: Lookup for Application
     public Lookup createAdditionalLookup(Lookup baseContext) {
@@ -378,26 +395,20 @@ public class SceneApplication extends Application implements LookupProvider {
                 } else {
                     camController.disable();
                 }
-                //TODO: reuse fakeapp
-                fakeApp = new FakeApplication(rootNode, guiNode, request.getManager(), cam);
+                final AssetManager manager = request.getManager();
                 request.setFakeApp(fakeApp);
                 enqueue(new Callable() {
                     public Object call() throws Exception {
-                        if (request.getManager() != null) {
-                            assetManager = request.getManager();
+                        if (manager != null) {
+                            assetManager = manager;
+                            fakeApp.newAssetManager(manager);
                         }
                         Spatial model = request.getRootNode();
                         if (model == null) {
                             StatusDisplayer.getDefault().setStatusText("could not load Spatial from request: " + getCurrentSceneRequest().getWindowTitle());
                             return null;
                         }
-                        //TODO: bit dangerous, setting rootNode late
-                        //      still it should only be accessed from the
-                        //      update loop and be set until then.
-                                
-                        if (model instanceof Node) {
-                            fakeApp.setRootNode((Node) model);
-                        }
+                        //TODO: use FakeApp internal root node
                         rootNode.attachChild(model);
                         if (request.getToolNode() != null) {
                             toolsNode.attachChild(request.getToolNode());
@@ -442,10 +453,6 @@ public class SceneApplication extends Application implements LookupProvider {
                 if (oldRequest.getRequester() instanceof SceneApplication) {
                     camController.disable();
                 }
-                if (fakeApp != null) {
-                    fakeApp.stopFakeApp();
-                }
-                fakeApp = null;
                 enqueue(new Callable() {
                     public Object call() throws Exception {
                         if (physicsState != null) {
@@ -453,6 +460,10 @@ public class SceneApplication extends Application implements LookupProvider {
                             getStateManager().detach(physicsState);
                             physicsState = null;
                         }
+                        //TODO: possibly dangerous (new var is created in EDT
+                        if (fakeApp != null) {
+                            fakeApp.cleanupFakeApp();
+                        }
                         toolsNode.detachAllChildren();
                         rootNode.detachAllChildren();
                         // resetCam();
@@ -645,11 +656,4 @@ public class SceneApplication extends Application implements LookupProvider {
         return java.awt.EventQueue.isDispatchThread();
     }
 
-    public FakeApplication getFakeApp() {
-        return fakeApp;
-    }
-
-    public void setFakeApp(FakeApplication fakeApp) {
-        this.fakeApp = fakeApp;
-    }
 }