plugins/org.eclipse.egf.common.ui/src/org/eclipse/egf/common/ui/actions/CopyEObjectQualifiedNameAction.java

/**
 * Copyright (c) 2007-2010 Thales Corporate Services S.A.S.
 * 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:
 * Thales Corporate Services S.A.S - initial API and implementation
 */
package org.eclipse.egf.common.ui.actions;

import org.eclipse.egf.common.ui.l10n.EGFCommonUIMessages;
import org.eclipse.egf.common.ui.utils.ModelSearchImages;
import org.eclipse.emf.common.util.URI;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.resource.Resource;
import org.eclipse.emf.ecore.resource.URIConverter;
import org.eclipse.emf.ecore.util.EcoreUtil;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;

/**
 * @author Xavier Maysonnave
 * 
 */
public class CopyEObjectQualifiedNameAction extends CopyQualifiedNameAction {

  private EObject _eObject;

  public CopyEObjectQualifiedNameAction() {
    super(EGFCommonUIMessages.CopyEObjectQualifiedName_name, ModelSearchImages.getEnabledCopyQualifiedImage());
    setDisabledImageDescriptor(ModelSearchImages.getDisabledCopyQualifiedImage());
  }

  @Override
  public void selectionChanged(IAction action_p, ISelection selection_p) {
    _eObject = null;
    if (selection_p instanceof IStructuredSelection) {
      _eObject = getSelection((IStructuredSelection) selection_p);
    }
  }

  @Override
  public URI getURI() {
    if (_eObject == null) {
      return null;
    }
    Resource resource = _eObject.eResource();
    if (resource == null) {
      return null;
    }
    URI uri = EcoreUtil.getURI(_eObject);
    if (uri != null && resource.getResourceSet() != null) {
      URIConverter converter = resource.getResourceSet().getURIConverter();
      if (converter != null) {
        uri = converter.normalize(uri);
      }
    }
    return uri;
  }

}