OpenEObjectAction.java

/*******************************************************************************
 * Copyright (c) 2007, 2008 Borland Software Corporation 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:
 *     Borland Software Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.m2m.internal.qvt.oml.runtime.ui.trace.actions;

import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.EPackage;
import org.eclipse.emf.ecore.util.EcoreUtil;
import org.eclipse.jface.action.Action;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.m2m.internal.qvt.oml.ast.parser.QvtOperationalTypesUtil;
import org.eclipse.m2m.internal.qvt.oml.emf.util.EmfUtil;
import org.eclipse.m2m.internal.qvt.oml.emf.util.Logger;
import org.eclipse.m2m.internal.qvt.oml.emf.util.ui.choosers.IMetamodelHandler;
import org.eclipse.m2m.internal.qvt.oml.emf.util.ui.choosers.MetamodelHandlerManager;
import org.eclipse.m2m.internal.qvt.oml.runtime.ui.trace.presentation.EObjectNode;
import org.eclipse.m2m.internal.qvt.oml.trace.TracePackage;
import org.eclipse.osgi.util.NLS;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Tree;
import org.eclipse.swt.widgets.TreeItem;
import org.eclipse.ui.IWorkbenchPage;

public class OpenEObjectAction extends Action {
    private final IWorkbenchPage myPage;
    private final Tree myTree;

    public OpenEObjectAction(IWorkbenchPage page, Tree tree) {
        myPage = page;
        myTree = tree;
    }
    
    @Override
	public void run() {
        TreeItem[] selection = myTree.getSelection();
        for (TreeItem treeItem : selection) {
            Object data = treeItem.getData();
            if (false == data instanceof EObjectNode) {
            	continue;
            }
            EObjectNode eObjectNode = (EObjectNode) data;
            EObject eObject = eObjectNode.getObject();
            if (EcoreUtil.getRootContainer(eObject).eClass().eContainer() == TracePackage.eINSTANCE) {
				MessageDialog.openWarning(getShell(), Messages.OpenEObjectAction_UnboundObjectTitle, NLS.bind(
						Messages.OpenEObjectAction_UnboundObjectMsg, QvtOperationalTypesUtil.getTypeFullName(eObject.eClass())));
				return;
            }
            EPackage ePackage = eObject.eClass().getEPackage();
            String nsURI = EmfUtil.getRootPackage(ePackage).getNsURI();
            IMetamodelHandler handler = MetamodelHandlerManager.getInstance().getHandler(nsURI);
            try {
                handler.getSaver().select(eObject, myPage);
            } 
            catch (Exception e) {
                Logger.getLogger().log(Logger.SEVERE, "Failed to select " + eObject + " using " + handler, e);  //$NON-NLS-1$//$NON-NLS-2$
            }
        }
    }

	private Shell getShell() {
		return myPage.getActiveEditor().getSite().getShell();
	}
}