### Eclipse Workspace Patch 1.0
#P org.eclipse.gmf.runtime.diagram.ui
Index: src/org/eclipse/gmf/runtime/diagram/ui/internal/editparts/TreeEditPart.java
===================================================================
RCS file: /cvsroot/technology/org.eclipse.gmf/plugins/org.eclipse.gmf.runtime.diagram.ui/src/org/eclipse/gmf/runtime/diagram/ui/internal/editparts/TreeEditPart.java,v
retrieving revision 1.11.2.5
diff -u -r1.11.2.5 TreeEditPart.java
--- src/org/eclipse/gmf/runtime/diagram/ui/internal/editparts/TreeEditPart.java	2 Aug 2006 13:38:48 -0000	1.11.2.5
+++ src/org/eclipse/gmf/runtime/diagram/ui/internal/editparts/TreeEditPart.java	9 Aug 2006 20:42:38 -0000
@@ -168,7 +168,7 @@
      * @param event
      */
     protected void handleNotificationEvent( Notification notification ) {
-        if (NotationPackage.Literals.VIEW__ELEMENT==notification.getFeature()) {
+        if (notification.getNotifier() == getModel() && NotationPackage.Literals.VIEW__ELEMENT==notification.getFeature()) {
             reactivateSemanticElement();
         } else{
             refreshVisuals();
@@ -225,7 +225,7 @@
      * 
      * @return the diagram event broker
      */
-    private DiagramEventBroker getDiagramEventBroker() {
+    protected DiagramEventBroker getDiagramEventBroker() {
         EditingDomain theEditingDomain = getEditingDomain();
         if (theEditingDomain instanceof TransactionalEditingDomain) {
             return DiagramEventBroker
Index: src/org/eclipse/gmf/runtime/diagram/ui/parts/DiagramEditor.java
===================================================================
RCS file: /cvsroot/technology/org.eclipse.gmf/plugins/org.eclipse.gmf.runtime.diagram.ui/src/org/eclipse/gmf/runtime/diagram/ui/parts/DiagramEditor.java,v
retrieving revision 1.29.2.4
diff -u -r1.29.2.4 DiagramEditor.java
--- src/org/eclipse/gmf/runtime/diagram/ui/parts/DiagramEditor.java	2 Aug 2006 17:11:40 -0000	1.29.2.4
+++ src/org/eclipse/gmf/runtime/diagram/ui/parts/DiagramEditor.java	9 Aug 2006 20:42:38 -0000
@@ -90,6 +90,7 @@
 import org.eclipse.gmf.runtime.diagram.ui.internal.editparts.DiagramRootTreeEditPart;
 import org.eclipse.gmf.runtime.diagram.ui.internal.editparts.TreeDiagramEditPart;
 import org.eclipse.gmf.runtime.diagram.ui.internal.editparts.TreeEditPart;
+import org.eclipse.gmf.runtime.diagram.ui.internal.editparts.TreeNodeEditPart;
 import org.eclipse.gmf.runtime.diagram.ui.internal.l10n.DiagramUIPluginImages;
 import org.eclipse.gmf.runtime.diagram.ui.internal.pagesetup.DefaultValues;
 import org.eclipse.gmf.runtime.diagram.ui.internal.pagesetup.PageInfoHelper;
@@ -105,6 +106,7 @@
 import org.eclipse.gmf.runtime.emf.commands.core.command.EditingDomainUndoContext;
 import org.eclipse.gmf.runtime.notation.Diagram;
 import org.eclipse.gmf.runtime.notation.GuideStyle;
+import org.eclipse.gmf.runtime.notation.Node;
 import org.eclipse.gmf.runtime.notation.NotationPackage;
 import org.eclipse.gmf.runtime.notation.View;
 import org.eclipse.jface.action.Action;
@@ -115,6 +117,7 @@
 import org.eclipse.jface.util.Assert;
 import org.eclipse.jface.viewers.ISelection;
 import org.eclipse.jface.viewers.IStructuredSelection;
+import org.eclipse.jface.viewers.StructuredSelection;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.SWTException;
 import org.eclipse.swt.events.DisposeEvent;
@@ -163,9 +166,49 @@
      */
     protected PreferenceStore workspaceViewerPreferenceStore = null;
 
+    class GMFTreeViewer extends TreeViewer
+    {
+
+		/** 
+		 * A work-around to convert selected tree edit parts into graphical edit
+		 * parts right before firing selection changed event to the listeners. This
+		 * is done to ensure that Properties View stays in sync with the selection
+		 * made from the tree viewer
+		 *  
+		 * @see org.eclipse.gef.ui.parts.AbstractEditPartViewer#getSelection()
+		 */
+		@Override
+		public ISelection getSelection() {
+			ISelection selected = super.getSelection();
+			if (getDiagramGraphicalViewer() == null || !(selected instanceof IStructuredSelection))
+				return selected;
+
+			ArrayList selectedItems = new ArrayList();
+			Iterator iter = ((IStructuredSelection) selected).iterator();
+			while (iter.hasNext()) {
+				Object o = iter.next();
+				EditPart ep = null;
+				if (o instanceof EditPart) {
+					try {
+						ep = (EditPart) getDiagramGraphicalViewer()
+								.getEditPartRegistry().get(
+										((EditPart) o).getModel());
+					} catch (Exception e) {
+					}
+				}
+
+				if (ep != null)
+					selectedItems.add(ep);
+				else
+					selectedItems.add(o);
+			}
+			return new StructuredSelection(selectedItems);
+		}	
+    }
+
     /**
-     * A diagram outline page
-     */
+	 * A diagram outline page
+	 */
     class DiagramOutlinePage
         extends ContentOutlinePage
         implements IAdaptable {
@@ -183,7 +226,7 @@
         private Thumbnail thumbnail;
 
         private DisposeListener disposeListener;
-
+        
         /**
          * @param viewer
          */
@@ -222,7 +265,11 @@
                 public EditPart createEditPart(EditPart context, Object model) {
                     if (model instanceof Diagram) {
                         return new TreeDiagramEditPart(model);
-                    } else {
+                    }
+                    else  if (model instanceof Node) {
+                    	return new TreeNodeEditPart(model);
+                    }
+                    else {
                         return new TreeEditPart(model);
                     }
                 }
@@ -611,7 +658,7 @@
      */
     public Object getAdapter(Class type) {
         if (type == IContentOutlinePage.class) {
-            TreeViewer viewer = new TreeViewer();
+            GMFTreeViewer viewer = new GMFTreeViewer();
             viewer.setRootEditPart(new DiagramRootTreeEditPart());
             return new DiagramOutlinePage(viewer);
         }
@@ -1487,4 +1534,4 @@
     protected PreferencesHint getPreferencesHint() {
         return new PreferencesHint(getEditorSite().getId());
     };
-}
+}
\ No newline at end of file
Index: src/org/eclipse/gmf/runtime/diagram/ui/internal/editparts/TreeNodeEditPart.java
===================================================================
RCS file: src/org/eclipse/gmf/runtime/diagram/ui/internal/editparts/TreeNodeEditPart.java
diff -N src/org/eclipse/gmf/runtime/diagram/ui/internal/editparts/TreeNodeEditPart.java
--- /dev/null	1 Jan 1970 00:00:00 -0000
+++ src/org/eclipse/gmf/runtime/diagram/ui/internal/editparts/TreeNodeEditPart.java	1 Jan 1970 00:00:00 -0000
@@ -0,0 +1,113 @@
+package org.eclipse.gmf.runtime.diagram.ui.internal.editparts;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.ListIterator;
+
+import org.eclipse.emf.common.notify.Notification;
+import org.eclipse.gmf.runtime.notation.DrawerStyle;
+import org.eclipse.gmf.runtime.notation.Node;
+import org.eclipse.gmf.runtime.notation.NotationPackage;
+import org.eclipse.gmf.runtime.notation.View;
+
+public class TreeNodeEditPart extends TreeContainerEditPart {
+
+	public TreeNodeEditPart(Object model) {
+		super(model);
+	}
+
+	/**
+	 * Returns the children of this from the model,
+	 * as this is capable enough of holding EditParts.
+	 *
+	 * @return  List of children.
+	 */
+	protected List getModelChildren() {
+		if (!(getModel() instanceof Node))
+			return super.getModelChildren();
+		
+		return getNodeChildren((Node)getModel());
+	}
+	
+    private boolean isCompartment(Node node)
+    {
+    	return node.getStyle(NotationPackage.eINSTANCE.getDrawerStyle())!=null;
+    }
+
+	@Override
+	protected void handleNotificationEvent(Notification event) {
+		Object feature = event.getFeature();
+		if (NotationPackage.eINSTANCE.getView_Visible()==feature ||
+				NotationPackage.eINSTANCE.getDrawerStyle_Collapsed()==feature)
+			refreshChildren();
+		else
+			super.handleNotificationEvent(event);
+	}
+    
+	private List getNodeChildren(Node node)
+	{
+		List children = new ArrayList(node.getChildren().size());
+		ListIterator iter = node.getChildren().listIterator();
+		while (iter.hasNext())
+		{
+			Object element = iter.next();
+			if (element instanceof Node)
+			{
+				Node child = (Node) element;
+				if (isCompartment(child))
+				{
+					children.addAll(getNodeChildren(child));
+				}
+				else if (isCompartment(node) && 
+							!((DrawerStyle) node.getStyle(NotationPackage.eINSTANCE.getDrawerStyle())).isCollapsed()
+						)
+				{
+					children.add(child);
+				}
+			}
+		}
+		return children;
+	}
+
+	@Override
+	public void activate() {
+		super.activate();
+		ListIterator iter = getCompartmentChildren().listIterator();
+		while(iter.hasNext())
+		{
+			View view = (View)iter.next();
+	        getDiagramEventBroker().addNotificationListener(view, NotationPackage.eINSTANCE.getView_PersistedChildren(), this);
+	        getDiagramEventBroker().addNotificationListener(view, NotationPackage.eINSTANCE.getView_TransientChildren(), this);
+	        getDiagramEventBroker().addNotificationListener(view, NotationPackage.eINSTANCE.getView_Visible(), this);
+	        getDiagramEventBroker().addNotificationListener(view, NotationPackage.eINSTANCE.getDrawerStyle_Collapsed(), this);
+		}
+	}
+
+	@Override
+	public void deactivate() {
+		super.deactivate();
+		ListIterator iter = getCompartmentChildren().listIterator();
+		while(iter.hasNext())
+		{
+			View view = (View)iter.next();
+	        getDiagramEventBroker().removeNotificationListener(view, NotationPackage.eINSTANCE.getView_PersistedChildren(), this);
+	        getDiagramEventBroker().removeNotificationListener(view, NotationPackage.eINSTANCE.getView_TransientChildren(), this);
+	        getDiagramEventBroker().removeNotificationListener(view, NotationPackage.eINSTANCE.getView_Visible(), this);
+	        getDiagramEventBroker().removeNotificationListener(view, NotationPackage.eINSTANCE.getDrawerStyle().getEIDAttribute(), this);
+		}		
+	}
+	
+	private List getCompartmentChildren()
+	{
+		ArrayList compartments = new ArrayList();
+		ListIterator iter = ((Node)getModel()).getChildren().listIterator();
+		while(iter.hasNext())
+		{
+			Object obj = iter.next();
+			if (obj instanceof Node && isCompartment((Node)obj))
+				compartments.add(obj);
+		}
+		return compartments;
+	}
+	
+}