/*******************************************************************************
 * Copyright (c) 2007, 2010 Association for Decentralized Information Management
 * in Industry THTH ry.
 * 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:
 *     VTT Technical Research Centre of Finland - initial API and implementation
 *******************************************************************************/
package org.simantics.modeling.ui.actions;

import org.eclipse.core.commands.AbstractHandler;
import org.eclipse.core.commands.ExecutionEvent;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.ui.handlers.HandlerUtil;
import org.simantics.db.Resource;
import org.simantics.modeling.ui.actions.style.EditStyle;
import org.simantics.ui.utils.ResourceAdaptionUtils;

/**
 * Edit Style command Eclipse 3 handler entrypoint. 
 * 
 * @author Marko Luukkainen <marko.luukkainen@vtt.fi>
 *
 */
public class EditStyleHandler extends AbstractHandler {

    @Override
    public Object execute(ExecutionEvent event) throws ExecutionException {
        ISelection s = HandlerUtil.getCurrentSelectionChecked(event);
        final Resource[] resources = ResourceAdaptionUtils.toResources(s);
        if (resources.length != 0)
            EditStyle.openStyleDialog(resources);
        return null;
    }

}