cda/plugins/org.eclipse.mdht.uml.cda.ui/src/org/eclipse/mdht/uml/cda/ui/properties/EntrySection.java - mdht/org.eclipse.mdht - Git at Google

 /*******************************************************************************
  * Copyright (c) 2009, 2012 David A Carlson and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
  * http://www.eclipse.org/legal/epl-v10.html
  *
  * Contributors:
  *     David A Carlson (XMLmodeling.com) - initial API and implementation
  *     Kenn Hussey - adding support for restoring defaults
  *     Christian W. Damus - implement handling of live validation roll-back (artf3318)
  *
  * $Id$
  *******************************************************************************/
 package org.eclipse.mdht.uml.cda.ui.properties;

 import java.util.ArrayList;
 import java.util.List;

 import org.eclipse.core.commands.operations.IUndoableOperation;
 import org.eclipse.core.runtime.Assert;
 import org.eclipse.core.runtime.IAdaptable;
 import org.eclipse.core.runtime.IProgressMonitor;
 import org.eclipse.core.runtime.IStatus;
 import org.eclipse.core.runtime.Status;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.Enumerator;
 import org.eclipse.emf.ecore.EObject;
 import org.eclipse.emf.transaction.TransactionalEditingDomain;
 import org.eclipse.emf.transaction.util.TransactionUtil;
 import org.eclipse.emf.workspace.AbstractEMFOperation;
 import org.eclipse.jface.viewers.ISelection;
 import org.eclipse.jface.viewers.StructuredSelection;
 import org.eclipse.mdht.uml.cda.core.util.CDAProfileUtil;
 import org.eclipse.mdht.uml.cda.core.util.ICDAProfileConstants;
 import org.eclipse.mdht.uml.ui.properties.sections.ResettableModelerPropertySection;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.custom.CCombo;
 import org.eclipse.swt.custom.CLabel;
 import org.eclipse.swt.events.SelectionEvent;
 import org.eclipse.swt.events.SelectionListener;
 import org.eclipse.swt.layout.FormAttachment;
 import org.eclipse.swt.layout.FormData;
 import org.eclipse.swt.layout.FormLayout;
 import org.eclipse.swt.widgets.Composite;
 import org.eclipse.ui.IWorkbenchPart;
 import org.eclipse.ui.views.properties.tabbed.ITabbedPropertyConstants;
 import org.eclipse.ui.views.properties.tabbed.TabbedPropertySheetPage;
 import org.eclipse.uml2.uml.Element;
 import org.eclipse.uml2.uml.Enumeration;
 import org.eclipse.uml2.uml.EnumerationLiteral;
 import org.eclipse.uml2.uml.NamedElement;
 import org.eclipse.uml2.uml.Profile;
 import org.eclipse.uml2.uml.Stereotype;

 /**
  * The profile properties section for CDA Entry.
  */
 public class EntrySection extends ResettableModelerPropertySection {

 	private NamedElement namedElement;

 	private CCombo typeCodeCombo;

 	private boolean typeCodeModified = false;

 	/**
 	 * Duplicate copy of private field in superclass. I'd like to remove this,
 	 * but can't find another way to refresh all page sections.
 	 */
 	private TabbedPropertySheetPage myTabbedPropertySheetPage;

 	private void modifyFields() {
 		if (!(typeCodeModified)) {
 			return;
 		}

 		try {
 			TransactionalEditingDomain editingDomain = TransactionUtil.getEditingDomain(namedElement);

 			IUndoableOperation operation = new AbstractEMFOperation(editingDomain, "temp") {
 				@Override
 				protected IStatus doExecute(IProgressMonitor monitor, IAdaptable info) {
 					Stereotype associationSterotype = CDAProfileUtil.getAppliedCDAStereotype(
 						namedElement, ICDAProfileConstants.ASSOCIATION_VALIDATION);
 					Stereotype entryStereotype = CDAProfileUtil.getAppliedCDAStereotype(
 						namedElement, ICDAProfileConstants.ENTRY);

 					if (entryStereotype == null) {
 						entryStereotype = CDAProfileUtil.applyCDAStereotype(namedElement, ICDAProfileConstants.ENTRY);

 						if (associationSterotype != null) {
 							// copy values and remove
 							namedElement.setValue(
 								entryStereotype, ICDAProfileConstants.VALIDATION_SEVERITY,
 								namedElement.getValue(associationSterotype, ICDAProfileConstants.VALIDATION_SEVERITY));
 							namedElement.setValue(
 								entryStereotype, ICDAProfileConstants.VALIDATION_MESSAGE,
 								namedElement.getValue(associationSterotype, ICDAProfileConstants.VALIDATION_MESSAGE));
 							namedElement.unapplyStereotype(associationSterotype);
 						}
 					}
 					Profile cdaProfile = CDAProfileUtil.getCDAProfile(namedElement.eResource().getResourceSet());
 					Enumeration entryKind = (Enumeration) cdaProfile.getOwnedType(ICDAProfileConstants.ENTRY_KIND);

 					if (typeCodeModified) {
 						typeCodeModified = false;
 						this.setLabel("Set Entry Type Code");
 						if (entryStereotype != null && entryKind != null) {
 							if (typeCodeCombo.getSelectionIndex() == 0) {
 								// remove stereotype property
 								namedElement.setValue(entryStereotype, ICDAProfileConstants.ENTRY_TYPE_CODE, null);
 							} else {
 								EnumerationLiteral literal = entryKind.getOwnedLiterals().get(
 									typeCodeCombo.getSelectionIndex() - 1);
 								namedElement.setValue(entryStereotype, ICDAProfileConstants.ENTRY_TYPE_CODE, literal);
 							}
 						}
 					} else {
 						return Status.CANCEL_STATUS;
 					}

 					return Status.OK_STATUS;
 				}
 			};

 			execute(operation);

 		} catch (Exception e) {
 			throw new RuntimeException(e.getCause());
 		}
 	}

 	@Override
 	protected void resetFields() {

 		try {
 			TransactionalEditingDomain editingDomain = TransactionUtil.getEditingDomain(namedElement);

 			IUndoableOperation operation = new AbstractEMFOperation(editingDomain, "Restore Default Values") {
 				@Override
 				protected IStatus doExecute(IProgressMonitor monitor, IAdaptable info) {
 					Stereotype entryStereotype = CDAProfileUtil.getAppliedCDAStereotype(
 						namedElement, ICDAProfileConstants.ENTRY);

 					if (entryStereotype == null) {
 						return Status.CANCEL_STATUS;
 					}

 					namedElement.unapplyStereotype(entryStereotype);

 					/*
 					 * Refresh all sections on this tabbed page, especially the filtered stereotype specific sections.
 					 * To force this, I had to change the selection to empty, then back to current object.
 					 */
 					ISelection currentSelection = getSelection();
 					myTabbedPropertySheetPage.selectionChanged(getPart(), new StructuredSelection());
 					myTabbedPropertySheetPage.selectionChanged(getPart(), currentSelection);

 					return Status.OK_STATUS;
 				}
 			};

 			execute(operation);

 		} catch (Exception e) {
 			throw new RuntimeException(e.getCause());
 		}
 	}

 	private void fillTypeCodeCombo() {
 		Enumeration entryKind = null;
 		if (namedElement != null) {
 			Profile cdaProfile = CDAProfileUtil.getCDAProfile(namedElement.eResource().getResourceSet());
 			entryKind = (Enumeration) cdaProfile.getOwnedType(ICDAProfileConstants.ENTRY_KIND);
 		}

 		if (entryKind == null) {
 			typeCodeCombo.setItems(new String[] {});
 		} else {
 			List<String> items = new ArrayList<String>();
 			items.add("");
 			for (EnumerationLiteral literal : entryKind.getOwnedLiterals()) {
 				items.add(literal.getLabel(true));
 			}
 			typeCodeCombo.setItems(items.toArray(new String[items.size()]));
 		}
 	}

 	@Override
 	public void createControls(final Composite parent, final TabbedPropertySheetPage aTabbedPropertySheetPage) {
 		super.createControls(parent, aTabbedPropertySheetPage);

 		myTabbedPropertySheetPage = aTabbedPropertySheetPage;

 		Composite composite = getWidgetFactory().createGroup(parent, "Entry");
 		FormLayout layout = new FormLayout();
 		layout.marginWidth = ITabbedPropertyConstants.HSPACE + 2;
 		layout.marginHeight = ITabbedPropertyConstants.VSPACE;
 		layout.spacing = ITabbedPropertyConstants.VMARGIN + 1;
 		composite.setLayout(layout);

 		FormData data = null;

 		/* ---- literals combo ---- */
 		typeCodeCombo = getWidgetFactory().createCCombo(composite, SWT.FLAT | SWT.READ_ONLY | SWT.BORDER);
 		fillTypeCodeCombo();
 		typeCodeCombo.addSelectionListener(new SelectionListener() {
 			public void widgetDefaultSelected(SelectionEvent e) {
 				typeCodeModified = true;
 				modifyFields();
 			}

 			public void widgetSelected(SelectionEvent e) {
 				typeCodeModified = true;
 				modifyFields();
 			}
 		});

 		CLabel typeCodeLabel = getWidgetFactory().createCLabel(composite, "Type Code:"); //$NON-NLS-1$
 		data = new FormData();
 		data.left = new FormAttachment(0, 0);
 		data.top = new FormAttachment(0, 1);
 		typeCodeLabel.setLayoutData(data);

 		data = new FormData();
 		data.left = new FormAttachment(typeCodeLabel, 0);
 		data.top = new FormAttachment(typeCodeLabel, 0, SWT.CENTER);
 		typeCodeCombo.setLayoutData(data);

 		/* ---- Restore Defaults button ---- */
 		createRestoreDefaultsButton(composite);
 		data = new FormData();
 		data.right = new FormAttachment(100, 0);
 		data.top = new FormAttachment(typeCodeLabel, 0, SWT.CENTER);
 		restoreDefaultsButton.setLayoutData(data);

 	}

 	@Override
 	protected boolean isReadOnly() {
 		if (namedElement != null) {
 			TransactionalEditingDomain editingDomain = TransactionUtil.getEditingDomain(namedElement);
 			if (editingDomain != null && editingDomain.isReadOnly(namedElement.eResource())) {
 				return true;
 			}
 		}

 		return super.isReadOnly();
 	}

 	/*
 	 * Override super implementation to allow for objects that are not IAdaptable.
 	 *
 	 * (non-Javadoc)
 	 *
 	 * @see org.eclipse.gmf.runtime.diagram.ui.properties.sections.AbstractModelerPropertySection#addToEObjectList(java.lang.Object)
 	 */
 	@Override
 	protected boolean addToEObjectList(Object object) {
 		boolean added = super.addToEObjectList(object);
 		if (!added && object instanceof Element) {
 			getEObjectList().add(object);
 			added = true;
 		}
 		return added;
 	}

 	@Override
 	public void setInput(IWorkbenchPart part, ISelection selection) {
 		super.setInput(part, selection);
 		EObject element = getEObject();
 		Assert.isTrue(element instanceof NamedElement);
 		this.namedElement = (NamedElement) element;
 	}

 	@Override
 	public void dispose() {
 		super.dispose();

 	}

 	@Override
 	public void refresh() {
 		Stereotype stereotype = CDAProfileUtil.getAppliedCDAStereotype(namedElement, ICDAProfileConstants.ENTRY);

 		Enumeration entryKind = null;
 		Profile cdaProfile = CDAProfileUtil.getCDAProfile(namedElement.eResource().getResourceSet());
 		if (cdaProfile != null) {
 			entryKind = (Enumeration) cdaProfile.getOwnedType(ICDAProfileConstants.ENTRY_KIND);
 		}

 		fillTypeCodeCombo();
 		typeCodeCombo.select(0);
 		if (stereotype != null) {
 			Object value = namedElement.getValue(stereotype, ICDAProfileConstants.ENTRY_TYPE_CODE);
 			String typeCode = null;
 			if (value instanceof EnumerationLiteral) {
 				typeCode = ((EnumerationLiteral) value).getName();
 			} else if (value instanceof Enumerator) {
 				typeCode = ((Enumerator) value).getName();
 			}

 			if (typeCode != null) {
 				EnumerationLiteral literal = entryKind.getOwnedLiteral(typeCode);
 				if (literal != null) {
 					int index = entryKind.getOwnedLiterals().indexOf(literal);
 					typeCodeCombo.select(index + 1);
 				}
 			}
 		}

 		if (isReadOnly()) {
 			typeCodeCombo.setEnabled(false);
 			restoreDefaultsButton.setEnabled(false);
 		} else {
 			typeCodeCombo.setEnabled(true);
 			restoreDefaultsButton.setEnabled(stereotype != null);
 		}

 	}

 	/**
 	 * Update if necessary, upon receiving the model event.
 	 *
 	 * @see #aboutToBeShown()
 	 * @see #aboutToBeHidden()
 	 * @param notification
 	 *            -
 	 *            even notification
 	 * @param element
 	 *            -
 	 *            element that has changed
 	 */
 	@Override
 	public void update(final Notification notification, EObject element) {
 		if (!isDisposed()) {
 			postUpdateRequest(new Runnable() {

 				public void run() {
 					// widget not disposed and UML element is not deleted
 					if (!isDisposed() && namedElement.eResource() != null) {
 						refresh();
 					}
 				}
 			});
 		}
 	}

 }
	/*******************************************************************************
	* Copyright (c) 2009, 2012 David A Carlson and others.
	* All rights reserved. This program and the accompanying materials
	* are made available under the terms of the Eclipse Public License v1.0
	* which accompanies this distribution, and is available at
	* http://www.eclipse.org/legal/epl-v10.html
	*
	* Contributors:
	* David A Carlson (XMLmodeling.com) - initial API and implementation
	* Kenn Hussey - adding support for restoring defaults
	* Christian W. Damus - implement handling of live validation roll-back (artf3318)
	*
	* $Id$
	*******************************************************************************/
	package org.eclipse.mdht.uml.cda.ui.properties;

	import java.util.ArrayList;
	import java.util.List;

	import org.eclipse.core.commands.operations.IUndoableOperation;
	import org.eclipse.core.runtime.Assert;
	import org.eclipse.core.runtime.IAdaptable;
	import org.eclipse.core.runtime.IProgressMonitor;
	import org.eclipse.core.runtime.IStatus;
	import org.eclipse.core.runtime.Status;
	import org.eclipse.emf.common.notify.Notification;
	import org.eclipse.emf.common.util.Enumerator;
	import org.eclipse.emf.ecore.EObject;
	import org.eclipse.emf.transaction.TransactionalEditingDomain;
	import org.eclipse.emf.transaction.util.TransactionUtil;
	import org.eclipse.emf.workspace.AbstractEMFOperation;
	import org.eclipse.jface.viewers.ISelection;
	import org.eclipse.jface.viewers.StructuredSelection;
	import org.eclipse.mdht.uml.cda.core.util.CDAProfileUtil;
	import org.eclipse.mdht.uml.cda.core.util.ICDAProfileConstants;
	import org.eclipse.mdht.uml.ui.properties.sections.ResettableModelerPropertySection;
	import org.eclipse.swt.SWT;
	import org.eclipse.swt.custom.CCombo;
	import org.eclipse.swt.custom.CLabel;
	import org.eclipse.swt.events.SelectionEvent;
	import org.eclipse.swt.events.SelectionListener;
	import org.eclipse.swt.layout.FormAttachment;
	import org.eclipse.swt.layout.FormData;
	import org.eclipse.swt.layout.FormLayout;
	import org.eclipse.swt.widgets.Composite;
	import org.eclipse.ui.IWorkbenchPart;
	import org.eclipse.ui.views.properties.tabbed.ITabbedPropertyConstants;
	import org.eclipse.ui.views.properties.tabbed.TabbedPropertySheetPage;
	import org.eclipse.uml2.uml.Element;
	import org.eclipse.uml2.uml.Enumeration;
	import org.eclipse.uml2.uml.EnumerationLiteral;
	import org.eclipse.uml2.uml.NamedElement;
	import org.eclipse.uml2.uml.Profile;
	import org.eclipse.uml2.uml.Stereotype;

	/**
	* The profile properties section for CDA Entry.
	*/
	public class EntrySection extends ResettableModelerPropertySection {

	private NamedElement namedElement;

	private CCombo typeCodeCombo;

	private boolean typeCodeModified = false;

	/**
	* Duplicate copy of private field in superclass. I'd like to remove this,
	* but can't find another way to refresh all page sections.
	*/
	private TabbedPropertySheetPage myTabbedPropertySheetPage;

	private void modifyFields() {
	if (!(typeCodeModified)) {
	return;
	}

	try {
	TransactionalEditingDomain editingDomain = TransactionUtil.getEditingDomain(namedElement);

	IUndoableOperation operation = new AbstractEMFOperation(editingDomain, "temp") {
	@Override
	protected IStatus doExecute(IProgressMonitor monitor, IAdaptable info) {
	Stereotype associationSterotype = CDAProfileUtil.getAppliedCDAStereotype(
	namedElement, ICDAProfileConstants.ASSOCIATION_VALIDATION);
	Stereotype entryStereotype = CDAProfileUtil.getAppliedCDAStereotype(
	namedElement, ICDAProfileConstants.ENTRY);

	if (entryStereotype == null) {
	entryStereotype = CDAProfileUtil.applyCDAStereotype(namedElement, ICDAProfileConstants.ENTRY);

	if (associationSterotype != null) {
	// copy values and remove
	namedElement.setValue(
	entryStereotype, ICDAProfileConstants.VALIDATION_SEVERITY,
	namedElement.getValue(associationSterotype, ICDAProfileConstants.VALIDATION_SEVERITY));
	namedElement.setValue(
	entryStereotype, ICDAProfileConstants.VALIDATION_MESSAGE,
	namedElement.getValue(associationSterotype, ICDAProfileConstants.VALIDATION_MESSAGE));
	namedElement.unapplyStereotype(associationSterotype);
	}
	}
	Profile cdaProfile = CDAProfileUtil.getCDAProfile(namedElement.eResource().getResourceSet());
	Enumeration entryKind = (Enumeration) cdaProfile.getOwnedType(ICDAProfileConstants.ENTRY_KIND);

	if (typeCodeModified) {
	typeCodeModified = false;
	this.setLabel("Set Entry Type Code");
	if (entryStereotype != null && entryKind != null) {
	if (typeCodeCombo.getSelectionIndex() == 0) {
	// remove stereotype property
	namedElement.setValue(entryStereotype, ICDAProfileConstants.ENTRY_TYPE_CODE, null);
	} else {
	EnumerationLiteral literal = entryKind.getOwnedLiterals().get(
	typeCodeCombo.getSelectionIndex() - 1);
	namedElement.setValue(entryStereotype, ICDAProfileConstants.ENTRY_TYPE_CODE, literal);
	}
	}
	} else {
	return Status.CANCEL_STATUS;
	}

	return Status.OK_STATUS;
	}
	};

	execute(operation);

	} catch (Exception e) {
	throw new RuntimeException(e.getCause());
	}
	}

	@Override
	protected void resetFields() {

	try {
	TransactionalEditingDomain editingDomain = TransactionUtil.getEditingDomain(namedElement);

	IUndoableOperation operation = new AbstractEMFOperation(editingDomain, "Restore Default Values") {
	@Override
	protected IStatus doExecute(IProgressMonitor monitor, IAdaptable info) {
	Stereotype entryStereotype = CDAProfileUtil.getAppliedCDAStereotype(
	namedElement, ICDAProfileConstants.ENTRY);

	if (entryStereotype == null) {
	return Status.CANCEL_STATUS;
	}

	namedElement.unapplyStereotype(entryStereotype);

	/*
	* Refresh all sections on this tabbed page, especially the filtered stereotype specific sections.
	* To force this, I had to change the selection to empty, then back to current object.
	*/
	ISelection currentSelection = getSelection();
	myTabbedPropertySheetPage.selectionChanged(getPart(), new StructuredSelection());
	myTabbedPropertySheetPage.selectionChanged(getPart(), currentSelection);

	return Status.OK_STATUS;
	}
	};

	execute(operation);

	} catch (Exception e) {
	throw new RuntimeException(e.getCause());
	}
	}

	private void fillTypeCodeCombo() {
	Enumeration entryKind = null;
	if (namedElement != null) {
	Profile cdaProfile = CDAProfileUtil.getCDAProfile(namedElement.eResource().getResourceSet());
	entryKind = (Enumeration) cdaProfile.getOwnedType(ICDAProfileConstants.ENTRY_KIND);
	}

	if (entryKind == null) {
	typeCodeCombo.setItems(new String[] {});
	} else {
	List<String> items = new ArrayList<String>();
	items.add("");
	for (EnumerationLiteral literal : entryKind.getOwnedLiterals()) {
	items.add(literal.getLabel(true));
	}
	typeCodeCombo.setItems(items.toArray(new String[items.size()]));
	}
	}

	@Override
	public void createControls(final Composite parent, final TabbedPropertySheetPage aTabbedPropertySheetPage) {
	super.createControls(parent, aTabbedPropertySheetPage);

	myTabbedPropertySheetPage = aTabbedPropertySheetPage;

	Composite composite = getWidgetFactory().createGroup(parent, "Entry");
	FormLayout layout = new FormLayout();
	layout.marginWidth = ITabbedPropertyConstants.HSPACE + 2;
	layout.marginHeight = ITabbedPropertyConstants.VSPACE;
	layout.spacing = ITabbedPropertyConstants.VMARGIN + 1;
	composite.setLayout(layout);

	FormData data = null;

	/* ---- literals combo ---- */
	typeCodeCombo = getWidgetFactory().createCCombo(composite, SWT.FLAT \| SWT.READ_ONLY \| SWT.BORDER);
	fillTypeCodeCombo();
	typeCodeCombo.addSelectionListener(new SelectionListener() {
	public void widgetDefaultSelected(SelectionEvent e) {
	typeCodeModified = true;
	modifyFields();
	}

	public void widgetSelected(SelectionEvent e) {
	typeCodeModified = true;
	modifyFields();
	}
	});

	CLabel typeCodeLabel = getWidgetFactory().createCLabel(composite, "Type Code:"); //$NON-NLS-1$
	data = new FormData();
	data.left = new FormAttachment(0, 0);
	data.top = new FormAttachment(0, 1);
	typeCodeLabel.setLayoutData(data);

	data = new FormData();
	data.left = new FormAttachment(typeCodeLabel, 0);
	data.top = new FormAttachment(typeCodeLabel, 0, SWT.CENTER);
	typeCodeCombo.setLayoutData(data);

	/* ---- Restore Defaults button ---- */
	createRestoreDefaultsButton(composite);
	data = new FormData();
	data.right = new FormAttachment(100, 0);
	data.top = new FormAttachment(typeCodeLabel, 0, SWT.CENTER);
	restoreDefaultsButton.setLayoutData(data);

	}

	@Override
	protected boolean isReadOnly() {
	if (namedElement != null) {
	TransactionalEditingDomain editingDomain = TransactionUtil.getEditingDomain(namedElement);
	if (editingDomain != null && editingDomain.isReadOnly(namedElement.eResource())) {
	return true;
	}
	}

	return super.isReadOnly();
	}

	/*
	* Override super implementation to allow for objects that are not IAdaptable.
	*
	* (non-Javadoc)
	*
	* @see org.eclipse.gmf.runtime.diagram.ui.properties.sections.AbstractModelerPropertySection#addToEObjectList(java.lang.Object)
	*/
	@Override
	protected boolean addToEObjectList(Object object) {
	boolean added = super.addToEObjectList(object);
	if (!added && object instanceof Element) {
	getEObjectList().add(object);
	added = true;
	}
	return added;
	}

	@Override
	public void setInput(IWorkbenchPart part, ISelection selection) {
	super.setInput(part, selection);
	EObject element = getEObject();
	Assert.isTrue(element instanceof NamedElement);
	this.namedElement = (NamedElement) element;
	}

	@Override
	public void dispose() {
	super.dispose();

	}

	@Override
	public void refresh() {
	Stereotype stereotype = CDAProfileUtil.getAppliedCDAStereotype(namedElement, ICDAProfileConstants.ENTRY);

	Enumeration entryKind = null;
	Profile cdaProfile = CDAProfileUtil.getCDAProfile(namedElement.eResource().getResourceSet());
	if (cdaProfile != null) {
	entryKind = (Enumeration) cdaProfile.getOwnedType(ICDAProfileConstants.ENTRY_KIND);
	}

	fillTypeCodeCombo();
	typeCodeCombo.select(0);
	if (stereotype != null) {
	Object value = namedElement.getValue(stereotype, ICDAProfileConstants.ENTRY_TYPE_CODE);
	String typeCode = null;
	if (value instanceof EnumerationLiteral) {
	typeCode = ((EnumerationLiteral) value).getName();
	} else if (value instanceof Enumerator) {
	typeCode = ((Enumerator) value).getName();
	}

	if (typeCode != null) {
	EnumerationLiteral literal = entryKind.getOwnedLiteral(typeCode);
	if (literal != null) {
	int index = entryKind.getOwnedLiterals().indexOf(literal);
	typeCodeCombo.select(index + 1);
	}
	}
	}

	if (isReadOnly()) {
	typeCodeCombo.setEnabled(false);
	restoreDefaultsButton.setEnabled(false);
	} else {
	typeCodeCombo.setEnabled(true);
	restoreDefaultsButton.setEnabled(stereotype != null);
	}

	}

	/**
	* Update if necessary, upon receiving the model event.
	*
	* @see #aboutToBeShown()
	* @see #aboutToBeHidden()
	* @param notification
	* -
	* even notification
	* @param element
	* -
	* element that has changed
	*/
	@Override
	public void update(final Notification notification, EObject element) {
	if (!isDisposed()) {
	postUpdateRequest(new Runnable() {

	public void run() {
	// widget not disposed and UML element is not deleted
	if (!isDisposed() && namedElement.eResource() != null) {
	refresh();
	}
	}
	});
	}
	}

	}