/*******************************************************************************
 * Copyright (c) 2002 IBM Corporation and others.
 * All rights reserved.   This program and the accompanying materials
 * are made available under the terms of the Common Public License v0.5
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/cpl-v05.html
 * 
 * Contributors:
 * IBM - Initial implementation
 ******************************************************************************/
package org.eclipse.team.internal.ui.target;

import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.jface.operation.IRunnableContext;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.team.internal.core.target.Site;
import org.eclipse.team.internal.core.target.TargetManager;
import org.eclipse.ui.model.IWorkbenchAdapter;

/**
 * Used to show all Sites defined in the workbench.
 */
public class SiteRootsElement implements IWorkbenchAdapter, IAdaptable {
	private Site[] sites = null;

	// progress monitoring support
	private IRunnableContext runContext;

	public SiteRootsElement(Site[] sites, IRunnableContext runContext) {
		this.sites = sites;
		this.runContext = runContext;
	}
	
	public SiteRootsElement(IRunnableContext runContext) {
		this(null, runContext);
	}
	
	public ImageDescriptor getImageDescriptor(Object object) {
		return null;
	}

	public Object[] getChildren(Object o) {
		Site[] childSites;
		if(sites == null) {
			childSites = TargetManager.getSites();
		} else {
			childSites = sites;
		}
		SiteElement[] siteElements = new SiteElement[childSites.length];
		for (int i = 0; i < childSites.length; i++) {
			siteElements[i] = new SiteElement(childSites[i], runContext);
		}
		return siteElements;
	}
	
	public String getLabel(Object o) {
		return null;
	}

	public Object getAdapter(Class adapter) {
		if (adapter == IWorkbenchAdapter.class) return this;
		return null;
	}

	public Object getParent(Object o) {
		return null;
	}
}