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/*******************************************************************************
 * Copyright (c) 2000, 2015 IBM 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:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.jface.action;

import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.Menu;
import org.eclipse.swt.widgets.MenuItem;
import org.eclipse.swt.widgets.ToolBar;
import org.eclipse.swt.widgets.ToolItem;

/**
 * A separator is a special kind of contribution item which acts
 * as a visual separator and, optionally, acts as a group marker.
 * Unlike group markers, separators do have a visual representation for
 * menus and toolbars.
 * 
 * This class may be instantiated; it is not intended to be
 * subclassed outside the framework.
 * 
 * @noextend This class is not intended to be subclassed by clients.
 */
public class Separator extends AbstractGroupMarker {
    /**
     * Creates a separator which does not start a new group.
     */
    public Separator() {
        super();
    }

    /**
     * Creates a new separator which also defines a new group having the given group name.
     * The group name must not be null or the empty string.
     * The group name is also used as the item id.
     *
     * @param groupName the group name of the separator
     */
    public Separator(String groupName) {
        super(groupName);
    }

    @Override
	public void fill(Menu menu, int index) {
        if (index >= 0) {
			new MenuItem(menu, SWT.SEPARATOR, index);
		} else {
			new MenuItem(menu, SWT.SEPARATOR);
		}
    }

    @Override
	public void fill(ToolBar toolbar, int index) {
        if (index >= 0) {
			new ToolItem(toolbar, SWT.SEPARATOR, index);
		} else {
			new ToolItem(toolbar, SWT.SEPARATOR);
		}
    }

    /**
     * The Separator implementation of this IContributionItem
     * method returns true
     */
    @Override
	public boolean isSeparator() {
        return true;
    }
}