diff -r 000000000000 -r 522a326673b6 sysmodelmgr/com.symbian.smt.gui/src/com/symbian/smt/gui/SmmPartListener.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/sysmodelmgr/com.symbian.smt.gui/src/com/symbian/smt/gui/SmmPartListener.java	Thu Mar 11 19:08:43 2010 +0200
@@ -0,0 +1,198 @@
+// Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
+// All rights reserved.
+// This component and the accompanying materials are made available
+// under the terms of "Eclipse Public License v1.0"
+// which accompanies this distribution, and is available
+// at the URL "http://www.eclipse.org/legal/epl-v10.html".
+//
+// Initial Contributors:
+// Nokia Corporation - initial contribution.
+//
+// Contributors:
+//
+// Description:
+//
+
+package com.symbian.smt.gui;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+
+import org.eclipse.core.resources.IFile;
+import org.eclipse.core.runtime.CoreException;
+import org.eclipse.ui.IEditorInput;
+import org.eclipse.ui.IEditorPart;
+import org.eclipse.ui.IFileEditorInput;
+import org.eclipse.ui.IPartListener;
+import org.eclipse.ui.IPropertyListener;
+import org.eclipse.ui.IWorkbenchPart;
+import org.eclipse.ui.PlatformUI;
+
+import com.symbian.smt.gui.nature.Nature;
+
+final class SmmPartListener implements IPartListener {
+
+	private final class PropertyChangeListener implements IPropertyListener {
+
+		public void propertyChanged(Object source, int propId) {
+			if (propId == IEditorPart.PROP_DIRTY) {
+				if (source instanceof IEditorPart) {
+					IEditorPart editorPart = (IEditorPart) source;
+					IEditorInput input = editorPart.getEditorInput();
+
+					if (input instanceof IFileEditorInput) {
+						boolean isEditorDirty = editorPart.isDirty();
+						String dirty = String.valueOf(isEditorDirty);
+						IFile file = ((IFileEditorInput) input).getFile();
+
+						// If user has saved and if it is a resource file or a
+						// sys def file,
+						// need to validate the file and mark it in error
+						// if it is invalid.
+						if (!isEditorDirty) {
+							// save but do not build if validation fails.
+							if (ManageResources.isResourceFile(file)) {
+								// TODO:BRS:Remove the if test below when
+								// Shapes.xsd is available.
+								if (!file.getParent().getName()
+										.equals("Shapes")) {
+									FileValidationHelper
+											.validateResourceFile(file);
+								}
+							} else if (ManageResources
+									.isSystemDefinitionFile(file)) {
+								FileValidationHelper.validateSysDefFile(file);
+							}
+						}
+
+						if (!items.containsKey(file.getProject().getName())) {
+							String entry[] = { file.getName(), dirty };
+							ArrayList<String[]> entries = new ArrayList<String[]>();
+							entries.add(entry);
+							items.put(file.getProject().getName(), entries);
+						} else {
+							ArrayList<String[]> projectFiles = items.get(file
+									.getProject().getName());
+
+							Boolean alreadyExists = false;
+
+							for (String[] anEntry : projectFiles) {
+								if (anEntry[0].equalsIgnoreCase(file.getName())) {
+									anEntry[1] = dirty;
+									alreadyExists = true;
+								}
+							}
+
+							if (!alreadyExists) {
+								String entry[] = { file.getName(), dirty };
+								items.get(file.getProject().getName()).add(
+										entry);
+							}
+						}
+					}
+				}
+
+				// Tell it to do any decorating
+				PlatformUI.getWorkbench().getDecoratorManager().update(
+						"com.symbian.smt.gui.outofsyncdecorator");
+			}
+		}
+	}
+
+	private PropertyChangeListener listener;
+
+	private static HashMap<String, ArrayList<String[]>> items = new HashMap<String, ArrayList<String[]>>();
+
+	public SmmPartListener() {
+		listener = new PropertyChangeListener();
+	}
+
+	private void addListener(IWorkbenchPart part) {
+		if (part instanceof IEditorPart) {
+			try {
+				IEditorInput input = ((IEditorPart) part).getEditorInput();
+				if (input instanceof IFileEditorInput) {
+					IFile file = ((IFileEditorInput) input).getFile();
+
+					if (file.getProject().isOpen()) {
+						boolean ourProject = file.getProject().hasNature(
+								Nature.ID);
+						if (ourProject && !file.isDerived()) {
+							part.addPropertyListener(listener);
+						}
+					}
+				}
+			} catch (CoreException e) {
+				Logger.log(e.getMessage(), e);
+			}
+		}
+	}
+
+	public boolean isInSync(String project) {
+		// Get the files for this project
+		ArrayList<String[]> projectFiles = items.get(project);
+
+		// Iterate over the resources
+		if (projectFiles != null) {
+			for (String[] anEntry : projectFiles) {
+				if (Boolean.valueOf(anEntry[1])) {
+					// A file is out of sync, so the project it dirty
+					return false;
+				}
+			}
+		}
+
+		// No sync information exists for the project or all are in sync -
+		// return true
+		return true;
+	}
+
+	public void partActivated(IWorkbenchPart part) {
+		addListener(part);
+
+		// if (part instanceof IViewPart) {
+		// String partId = ((IViewPart) part).getViewSite().getId();
+		//
+		// if (partId.equals("org.eclipse.ui.navigator.ProjectExplorer")) {
+		// FileValidationHelper.showProblemsViewIfNeeded();
+		// }
+		// }
+	}
+
+	public void partBroughtToTop(IWorkbenchPart part) {
+		addListener(part);
+	}
+
+	public void partClosed(IWorkbenchPart part) {
+		part.removePropertyListener(listener);
+
+		if (part instanceof IEditorPart) {
+			IEditorInput input = ((IEditorPart) part).getEditorInput();
+			if (input instanceof IFileEditorInput) {
+				IFile file = ((IFileEditorInput) input).getFile();
+
+				if (items.containsKey(file.getProject().getName())) {
+					ArrayList<String[]> projectFiles = items.get(file
+							.getProject().getName());
+
+					for (String[] anEntry : projectFiles) {
+						if (anEntry[0].equalsIgnoreCase(file.getName())) {
+							projectFiles.remove(anEntry);
+							break;
+						}
+					}
+				}
+			}
+
+			PlatformUI.getWorkbench().getDecoratorManager().update(
+					"com.symbian.smt.gui.outofsyncdecorator");
+		}
+	}
+
+	public void partDeactivated(IWorkbenchPart part) {
+	}
+
+	public void partOpened(IWorkbenchPart part) {
+		addListener(part);
+	}
+}